/* ============================================================
   holdsite Builder — UI Theme
   Mirrors the visual system used by the marketing homepage and
   demo: dark-navy bg, gradient accents, Fraunces serif display,
   Inter UI body. Selectors here are kept identical to the
   original builder.css so app.js never needs to know the styling
   was rewritten.
   ============================================================ */

:root {
    --bg: #0B1020;
    --bg-soft: #111634;
    --bg-soft-2: #0F1530;
    --bg-card: #161D3D;
    --bg-input: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    --border-glow: rgba(124, 92, 255, 0.4);

    --text: #F5F7FF;
    --text-muted: rgba(245, 247, 255, 0.65);
    --text-dim: rgba(245, 247, 255, 0.4);

    --accent: #7C5CFF;
    --accent-2: #FF7AC6;
    --accent-3: #5BE8C7;
    --accent-glow: rgba(124, 92, 255, 0.35);

    --gradient: linear-gradient(135deg, #7C5CFF 0%, #FF7AC6 50%, #5BE8C7 100%);
    --gradient-2: linear-gradient(135deg, #7C5CFF 0%, #FF7AC6 100%);
    --gradient-text: linear-gradient(120deg, #FFFFFF 0%, #C7B8FF 40%, #FF7AC6 80%);
    --gradient-success: linear-gradient(135deg, #5BE8C7 0%, #2EBFAA 100%);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 8px 32px var(--accent-glow);
}

/* ============================================================
   BUILDER THEME OVERRIDES
   Applied via [data-builder-theme] on <html>.
   Only the variables that differ from the dark-navy default
   need to be declared here — all other rules pick up the new
   values automatically because the rest of the stylesheet
   reads from vars.
   ============================================================ */

/* ── Midnight ── deep black, no navy tint, same purple accent */
[data-builder-theme="midnight"] {
    --bg: #050507;
    --bg-soft: #0c0c10;
    --bg-soft-2: #080809;
    --bg-card: #101014;
    --bg-input: rgba(255, 255, 255, 0.03);
    --border: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.12);
    --border-glow: rgba(124, 92, 255, 0.35);
    --text: #e8eaf0;
    --text-muted: rgba(232, 234, 240, 0.6);
    --text-dim: rgba(232, 234, 240, 0.35);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.4);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.55);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.7);
}

/* ── Light ── warm grey shell, dark text, purple accent */
[data-builder-theme="light"] {
    --bg: #f0f2f5;
    --bg-soft: #e6e9ee;
    --bg-soft-2: #dde1e8;
    --bg-card: #ffffff;
    --bg-input: rgba(0, 0, 0, 0.04);
    --border: rgba(0, 0, 0, 0.10);
    --border-strong: rgba(0, 0, 0, 0.20);
    --border-glow: rgba(124, 92, 255, 0.4);
    --text: #1a1c24;
    --text-muted: rgba(26, 28, 36, 0.60);
    --text-dim: rgba(26, 28, 36, 0.38);
    --accent-glow: rgba(124, 92, 255, 0.20);
    --gradient-text: linear-gradient(120deg, #1a1c24 0%, #7C5CFF 60%, #FF7AC6 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.07);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.10);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.14);
}

/* Light-mode translucent header / chat panel backgrounds */
[data-builder-theme="light"] .builder-header {
    background: rgba(240, 242, 245, 0.85);
}
[data-builder-theme="light"] .chat-panel {
    background: rgba(240, 242, 245, 0.75);
}
[data-builder-theme="light"] .chat-input-form {
    background: rgba(240, 242, 245, 0.9);
}
[data-builder-theme="light"] .preview-header {
    background: rgba(230, 233, 238, 0.85);
}
[data-builder-theme="light"] .toggle-btn:hover {
    background: rgba(0, 0, 0, 0.06);
}
[data-builder-theme="light"] .toggle-btn.active {
    background: rgba(124, 92, 255, 0.15);
    box-shadow: 0 0 0 1px rgba(124, 92, 255, 0.35);
}
[data-builder-theme="light"] .msg-bubble {
    background: #ffffff;
    border-color: rgba(0,0,0,0.10);
}
[data-builder-theme="light"] .message.user .msg-bubble {
    background: rgba(124, 92, 255, 0.08);
    border-color: rgba(124, 92, 255, 0.22);
}
[data-builder-theme="light"] .page-switcher {
    background: var(--bg);
    border-bottom-color: rgba(0,0,0,0.10);
}
[data-builder-theme="light"] .page-switcher-tab {
    color: rgba(26,28,36,0.55);
}
[data-builder-theme="light"] .page-switcher-tab:hover {
    background: rgba(0,0,0,0.04);
    color: rgba(26,28,36,0.9);
}
[data-builder-theme="light"] .page-switcher-tab.active {
    background: rgba(124,92,255,0.08);
    border-color: rgba(0,0,0,0.10);
    border-bottom-color: rgba(124,92,255,0.08);
}
[data-builder-theme="light"] .page-switcher-add {
    border-color: rgba(0,0,0,0.15);
    color: rgba(26,28,36,0.45);
}
[data-builder-theme="light"] .rp-tile {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.10);
}
[data-builder-theme="light"] .rp-tile:hover {
    background: rgba(0,0,0,0.07);
    border-color: rgba(0,0,0,0.16);
}
[data-builder-theme="light"] .rp-thumb {
    background: rgba(0,0,0,0.08);
    color: rgba(26,28,36,0.25);
}
[data-builder-theme="light"] .rp-open-btn {
    background: rgba(124,92,255,0.10);
    border-color: rgba(124,92,255,0.35);
    color: #6a3fd3;
}
[data-builder-theme="light"] body::before {
    opacity: 0.12;
}
[data-builder-theme="light"] .preview-container {
    background-image: radial-gradient(circle, rgba(0,0,0,0.06) 1px, transparent 1px);
}
[data-builder-theme="light"] .chat-attach-btn {
    background: rgba(0,0,0,0.05) !important;
    color: rgba(26,28,36,0.55) !important;
    border-color: rgba(0,0,0,0.12) !important;
}
[data-builder-theme="light"] .sv-modal { background: #f8f9fb; border-color: rgba(0,0,0,0.12); }
[data-builder-theme="light"] .sv-modal-header { background: #eef0f4; border-color: rgba(0,0,0,0.10); }
[data-builder-theme="light"] .sv-modal-title { color: #1a1c24; }
[data-builder-theme="light"] .sv-modal-desc { color: rgba(26,28,36,0.5); }
[data-builder-theme="light"] .sv-close-btn { color: rgba(26,28,36,0.4); }
[data-builder-theme="light"] .sv-close-btn:hover { color: #1a1c24; background: rgba(0,0,0,0.06); }
[data-builder-theme="light"] .sv-file-tree { background: #f0f2f5; border-color: rgba(0,0,0,0.10); }
[data-builder-theme="light"] .sv-file-item { color: rgba(26,28,36,0.6); }
[data-builder-theme="light"] .sv-file-item:hover { background: rgba(0,0,0,0.05); color: #1a1c24; }
[data-builder-theme="light"] .sv-file-item.is-active { background: rgba(124,92,255,0.12); color: #5b35c4; }
[data-builder-theme="light"] .sv-code-pane { background: #fff; }
[data-builder-theme="light"] .sv-code-toolbar { background: #eef0f4; border-color: rgba(0,0,0,0.08); }
[data-builder-theme="light"] .sv-active-filename { color: rgba(26,28,36,0.55); }
[data-builder-theme="light"] .sv-pre { background: #fff !important; color: #1a1c24; }
[data-builder-theme="light"] .phase-tracker {
    background: rgba(240,242,245,0.95);
    border-bottom-color: rgba(124,92,255,0.15);
}
[data-builder-theme="light"] .phase-tracker-label { color: rgba(26,28,36,0.4); }
[data-builder-theme="light"] .phase-step { color: rgba(26,28,36,0.4); }
[data-builder-theme="light"] .phase-step + .phase-step::before { background: rgba(0,0,0,0.10); }
[data-builder-theme="light"] .phase-step .phase-step-icon { border-color: rgba(0,0,0,0.20); }
[data-builder-theme="light"] .phase-tracker-dismiss { color: rgba(26,28,36,0.25); }
[data-builder-theme="light"] .phase-tracker-dismiss:hover { color: rgba(26,28,36,0.6); }
[data-builder-theme="light"] .sitemap-sidebar { background: var(--bg-soft); }
[data-builder-theme="light"] .recent-projects-toggle:hover { background: rgba(0,0,0,0.05); }

/* ── Dark Green (Forest) ── */
[data-builder-theme="dark-green"] {
    --bg: #0a1a0f;
    --bg-soft: #0f2117;
    --bg-soft-2: #0c1c12;
    --bg-card: #122318;
    --bg-input: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.14);
    --border-glow: rgba(52, 211, 100, 0.4);
    --text: #e8f5ee;
    --text-muted: rgba(232, 245, 238, 0.62);
    --text-dim: rgba(232, 245, 238, 0.38);
    --accent: #34d364;
    --accent-2: #7fffd4;
    --accent-3: #a3e635;
    --accent-glow: rgba(52, 211, 100, 0.30);
    --gradient: linear-gradient(135deg, #34d364 0%, #7fffd4 50%, #a3e635 100%);
    --gradient-2: linear-gradient(135deg, #34d364 0%, #7fffd4 100%);
    --gradient-text: linear-gradient(120deg, #e8f5ee 0%, #34d364 40%, #7fffd4 80%);
    --gradient-success: linear-gradient(135deg, #34d364 0%, #1aad4d 100%);
    --shadow-glow: 0 8px 32px rgba(52,211,100,0.28);
}

/* ── Dark Red (Crimson) ── */
[data-builder-theme="dark-red"] {
    --bg: #150808;
    --bg-soft: #1e0d0d;
    --bg-soft-2: #190a0a;
    --bg-card: #220f0f;
    --bg-input: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.14);
    --border-glow: rgba(239, 68, 68, 0.45);
    --text: #f5e8e8;
    --text-muted: rgba(245, 232, 232, 0.62);
    --text-dim: rgba(245, 232, 232, 0.38);
    --accent: #ef4444;
    --accent-2: #fb923c;
    --accent-3: #f472b6;
    --accent-glow: rgba(239, 68, 68, 0.30);
    --gradient: linear-gradient(135deg, #ef4444 0%, #fb923c 50%, #f472b6 100%);
    --gradient-2: linear-gradient(135deg, #ef4444 0%, #fb923c 100%);
    --gradient-text: linear-gradient(120deg, #f5e8e8 0%, #ef4444 40%, #fb923c 80%);
    --gradient-success: linear-gradient(135deg, #34d364 0%, #1aad4d 100%);
    --shadow-glow: 0 8px 32px rgba(239,68,68,0.28);
}

/* ── Vibrant (code-editor chaos) ── */
[data-builder-theme="vibrant"] {
    --bg: #0d0d0d;
    --bg-soft: #141414;
    --bg-soft-2: #111111;
    --bg-card: #1a1a1a;
    --bg-input: rgba(255, 255, 255, 0.05);
    --border: rgba(0, 255, 128, 0.12);
    --border-strong: rgba(0, 255, 128, 0.25);
    --border-glow: rgba(0, 255, 128, 0.45);
    --text: #00ff80;
    --text-muted: rgba(0, 255, 128, 0.65);
    --text-dim: rgba(0, 255, 128, 0.35);
    --accent: #00bfff;
    --accent-2: #ff6ac1;
    --accent-3: #ffe66d;
    --accent-glow: rgba(0, 191, 255, 0.30);
    --gradient: linear-gradient(135deg, #00ff80 0%, #00bfff 50%, #ff6ac1 100%);
    --gradient-2: linear-gradient(135deg, #00bfff 0%, #ff6ac1 100%);
    --gradient-text: linear-gradient(120deg, #00ff80 0%, #00bfff 50%, #ff6ac1 100%);
    --gradient-success: linear-gradient(135deg, #00ff80 0%, #00cc66 100%);
    --shadow-glow: 0 8px 32px rgba(0,191,255,0.30);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.5);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.6);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.7);
}
[data-builder-theme="vibrant"] .builder-header {
    background: rgba(13,13,13,0.85);
    border-bottom-color: rgba(0,255,128,0.12);
}
[data-builder-theme="vibrant"] .chat-panel {
    background: rgba(13,13,13,0.7);
}
[data-builder-theme="vibrant"] .chat-input-form {
    background: rgba(13,13,13,0.85);
    border-top-color: rgba(0,255,128,0.12);
}
[data-builder-theme="vibrant"] .preview-header {
    background: rgba(13,13,13,0.7);
    border-bottom-color: rgba(0,255,128,0.12);
}
[data-builder-theme="vibrant"] .msg-bubble {
    background: #1a1a1a;
    border-color: rgba(0,255,128,0.15);
}
[data-builder-theme="vibrant"] .message.user .msg-bubble {
    background: rgba(0,255,128,0.05);
    border-color: rgba(0,255,128,0.25);
}
[data-builder-theme="vibrant"] .download-btn,
[data-builder-theme="vibrant"] .goals-continue,
[data-builder-theme="vibrant"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: var(--gradient-2);
}
[data-builder-theme="vibrant"] .sv-modal { background: #111; border-color: rgba(0,255,128,0.15); }
[data-builder-theme="vibrant"] .sv-modal-header { background: #191919; border-color: rgba(0,255,128,0.10); }
[data-builder-theme="vibrant"] .sv-modal-title { color: #00ff80; }
[data-builder-theme="vibrant"] .sv-file-tree { background: #0d0d0d; border-color: rgba(0,255,128,0.10); }
[data-builder-theme="vibrant"] .sv-file-item { color: rgba(0,255,128,0.55); }
[data-builder-theme="vibrant"] .sv-file-item:hover { color: #00ff80; background: rgba(0,255,128,0.06); }
[data-builder-theme="vibrant"] .sv-file-item.is-active { background: rgba(0,191,255,0.12); color: #00bfff; }
[data-builder-theme="vibrant"] .sv-code-pane { background: #111; }
[data-builder-theme="vibrant"] .sv-code-toolbar { background: #181818; border-color: rgba(0,255,128,0.08); }
[data-builder-theme="vibrant"] .sv-active-filename { color: rgba(0,255,128,0.5); }
[data-builder-theme="vibrant"] .sv-pre { background: #111 !important; }
[data-builder-theme="vibrant"] .preview-container {
    background-image: radial-gradient(circle, rgba(0,255,128,0.04) 1px, transparent 1px);
}
[data-builder-theme="vibrant"] body::before {
    background: radial-gradient(ellipse, rgba(0,191,255,0.12) 0%, transparent 60%);
}
[data-builder-theme="vibrant"] .rsl-toast { background-color: #161616; border-color: rgba(0,255,128,0.15); }
[data-builder-theme="vibrant"] .rsl-toast-body { background-color: #161616; color: #00ff80; }
[data-builder-theme="vibrant"] .phase-tracker {
    background: rgba(13,13,13,0.95);
    border-bottom-color: rgba(0,255,128,0.15);
}
[data-builder-theme="vibrant"] .sitemap-sidebar { background: var(--bg-soft); }


/* ── Retro CRT Terminal ── phosphor amber/green on near-black */
[data-builder-theme="crt"] {
    --bg: #0a0e00;
    --bg-soft: #0e1400;
    --bg-soft-2: #0b1000;
    --bg-card: #111800;
    --bg-input: rgba(180, 255, 80, 0.04);
    --border: rgba(180, 255, 80, 0.14);
    --border-strong: rgba(180, 255, 80, 0.28);
    --border-glow: rgba(180, 255, 80, 0.5);
    --text: #b4ff50;
    --text-muted: rgba(180, 255, 80, 0.62);
    --text-dim: rgba(180, 255, 80, 0.35);
    --accent: #b4ff50;
    --accent-2: #ffee00;
    --accent-3: #00ffaa;
    --accent-glow: rgba(180, 255, 80, 0.30);
    --gradient: linear-gradient(135deg, #b4ff50 0%, #ffee00 50%, #00ffaa 100%);
    --gradient-2: linear-gradient(135deg, #b4ff50 0%, #00ffaa 100%);
    --gradient-text: linear-gradient(120deg, #b4ff50 0%, #ffee00 50%, #00ffaa 100%);
    --gradient-success: linear-gradient(135deg, #b4ff50 0%, #00ffaa 100%);
    --shadow-glow: 0 8px 32px rgba(180,255,80,0.25);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.6);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.7);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.8);
    --radius-sm: 2px;
    --radius-md: 2px;
    --radius-lg: 2px;
    --radius-xl: 2px;
}

/* CRT: monospace font throughout */
[data-builder-theme="crt"] body,
[data-builder-theme="crt"] .chat-input-form textarea,
[data-builder-theme="crt"] .msg-bubble,
[data-builder-theme="crt"] .chat-input-form button,
[data-builder-theme="crt"] .download-btn,
[data-builder-theme="crt"] .source-btn,
[data-builder-theme="crt"] .goals-title,
[data-builder-theme="crt"] .header-left h1 {
    font-family: 'VT323', monospace;
    letter-spacing: 0.04em;
}
[data-builder-theme="crt"] body { font-size: 1.25rem; }
[data-builder-theme="crt"] .msg-bubble { font-size: 1.2rem; }
[data-builder-theme="crt"] .header-left h1 { font-size: 1.9rem; }

/* Scanline + phosphor overlay on the whole viewport */
[data-builder-theme="crt"] body::before {
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.18) 2px,
        rgba(0, 0, 0, 0.18) 4px
    );
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    transform: none;
    filter: none;
    opacity: 1;
    pointer-events: none;
    z-index: 99998;
    border-radius: 0;
}

/* Phosphor glow on text */
[data-builder-theme="crt"] .msg-bubble,
[data-builder-theme="crt"] .msg-name,
[data-builder-theme="crt"] .header-left h1 {
    text-shadow: 0 0 8px rgba(180,255,80,0.7), 0 0 2px rgba(180,255,80,0.9);
}

/* Boxy hard borders everywhere */
[data-builder-theme="crt"] .builder-header {
    background: #0a0e00;
    border-bottom: 2px solid rgba(180,255,80,0.4);
}
[data-builder-theme="crt"] .chat-panel {
    background: #0a0e00;
    border-right: 1px solid rgba(180,255,80,0.18);
}
[data-builder-theme="crt"] .chat-input-form {
    background: #0a0e00;
    border-top: 1px solid rgba(180,255,80,0.18);
}
[data-builder-theme="crt"] .preview-header {
    background: #0a0e00;
    border-bottom: 1px solid rgba(180,255,80,0.18);
}
[data-builder-theme="crt"] .msg-bubble {
    background: #0e1400;
    border: 1px solid rgba(180,255,80,0.2);
    border-radius: 0;
}
[data-builder-theme="crt"] .message.user .msg-bubble {
    background: rgba(180,255,80,0.06);
    border-color: rgba(180,255,80,0.35);
    border-radius: 0;
}
[data-builder-theme="crt"] .page-switcher {
    background: #0a0e00;
    border-bottom-color: rgba(180,255,80,0.18);
}
[data-builder-theme="crt"] .page-switcher-tab { color: rgba(180,255,80,0.5); }
[data-builder-theme="crt"] .page-switcher-tab:hover { color: #b4ff50; background: rgba(180,255,80,0.05); }
[data-builder-theme="crt"] .page-switcher-tab.active { color: #b4ff50; border-color: rgba(180,255,80,0.2); }
[data-builder-theme="crt"] .page-switcher-add { border-color: rgba(180,255,80,0.2); color: rgba(180,255,80,0.4); }
[data-builder-theme="crt"] .preview-container {
    background-color: #0b1000;
    background-image: radial-gradient(circle, rgba(180,255,80,0.04) 1px, transparent 1px);
}
[data-builder-theme="crt"] .download-btn,
[data-builder-theme="crt"] .goals-continue,
[data-builder-theme="crt"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: rgba(180,255,80,0.12);
    color: #b4ff50;
    border: 1px solid rgba(180,255,80,0.5);
    box-shadow: 0 0 12px rgba(180,255,80,0.2);
    border-radius: 0;
    font-family: 'VT323', monospace;
}
[data-builder-theme="crt"] .goal-card,
[data-builder-theme="crt"] .mode-card,
[data-builder-theme="crt"] .rp-tile,
[data-builder-theme="crt"] .component-card {
    border-radius: 0;
    border-color: rgba(180,255,80,0.2);
}
[data-builder-theme="crt"] .phase-tracker {
    background: rgba(10,14,0,0.97);
    border-bottom-color: rgba(180,255,80,0.2);
}
[data-builder-theme="crt"] .sv-modal { background: #0a0e00; border: 1px solid rgba(180,255,80,0.3); border-radius: 0; }
[data-builder-theme="crt"] .sv-modal-header { background: #0e1400; border-color: rgba(180,255,80,0.18); }
[data-builder-theme="crt"] .sv-modal-title { color: #b4ff50; font-family: 'VT323', monospace; font-size: 1.2rem; }
[data-builder-theme="crt"] .sv-file-tree { background: #0a0e00; border-color: rgba(180,255,80,0.14); }
[data-builder-theme="crt"] .sv-file-item { color: rgba(180,255,80,0.55); font-family: 'VT323', monospace; }
[data-builder-theme="crt"] .sv-file-item:hover { color: #b4ff50; background: rgba(180,255,80,0.06); }
[data-builder-theme="crt"] .sv-file-item.is-active { background: rgba(180,255,80,0.12); color: #b4ff50; }
[data-builder-theme="crt"] .sv-code-pane { background: #0b1000; }
[data-builder-theme="crt"] .sv-code-toolbar { background: #0e1400; border-color: rgba(180,255,80,0.10); }
[data-builder-theme="crt"] .sv-pre { background: #0b1000 !important; }
[data-builder-theme="crt"] .rsl-toast { background-color: #0e1400; border-color: rgba(180,255,80,0.2); border-radius: 0; }
[data-builder-theme="crt"] .rsl-toast-body { color: #b4ff50; background-color: #0e1400; }
[data-builder-theme="crt"] .sitemap-sidebar { background: #0e1400; }
[data-builder-theme="crt"] .preview-loader-text { font-family: 'VT323', monospace; font-size: 1.3rem; letter-spacing: 0.08em; }
[data-builder-theme="crt"] body::before { z-index: 99998; }

/* Flicker animation — subtle, fires every few seconds */
@keyframes crt-flicker {
    0%,100% { opacity: 1; }
    92%      { opacity: 1; }
    93%      { opacity: 0.85; }
    94%      { opacity: 1; }
    96%      { opacity: 0.9; }
    97%      { opacity: 1; }
}
[data-builder-theme="crt"] .builder-wrapper {
    animation: crt-flicker 6s step-end infinite;
}


/* ── Luxury Executive ── black marble + brushed gold */
[data-builder-theme="luxury"] {
    --bg: #0e0e0e;
    --bg-soft: #141414;
    --bg-soft-2: #111111;
    --bg-card: #1a1a1a;
    --bg-input: rgba(201, 168, 76, 0.05);
    --border: rgba(201, 168, 76, 0.12);
    --border-strong: rgba(201, 168, 76, 0.25);
    --border-glow: rgba(201, 168, 76, 0.45);
    --text: #f0ece4;
    --text-muted: rgba(240, 236, 228, 0.58);
    --text-dim: rgba(240, 236, 228, 0.32);
    --accent: #c9a84c;
    --accent-2: #e8cc88;
    --accent-3: #a8855a;
    --accent-glow: rgba(201, 168, 76, 0.20);
    --gradient: linear-gradient(135deg, #c9a84c 0%, #e8cc88 50%, #a8855a 100%);
    --gradient-2: linear-gradient(135deg, #b8943a 0%, #e8cc88 100%);
    --gradient-text: linear-gradient(120deg, #f0ece4 0%, #e8cc88 50%, #c9a84c 100%);
    --gradient-success: linear-gradient(135deg, #5BE8C7 0%, #2EBFAA 100%);
    --shadow-glow: 0 8px 32px rgba(201,168,76,0.15);
    --shadow-sm: 0 2px 12px rgba(0,0,0,0.5);
    --shadow-md: 0 8px 32px rgba(0,0,0,0.6);
    --shadow-lg: 0 32px 80px rgba(0,0,0,0.75);
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 10px;
}

/* Luxury: refined serif-ish feel, tighter spacing */
[data-builder-theme="luxury"] .header-left h1 {
    font-size: 1.2rem;
    letter-spacing: 0.12em;
    font-weight: 700;
    text-transform: uppercase;
}
[data-builder-theme="luxury"] .control-label {
    letter-spacing: 0.16em;
}
[data-builder-theme="luxury"] .builder-header {
    background: rgba(14,14,14,0.92);
    border-bottom: 1px solid rgba(201,168,76,0.18);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}
[data-builder-theme="luxury"] .chat-panel {
    background: rgba(14,14,14,0.75);
    border-right: 1px solid rgba(201,168,76,0.10);
}
[data-builder-theme="luxury"] .chat-input-form {
    background: rgba(14,14,14,0.90);
    border-top: 1px solid rgba(201,168,76,0.12);
}
[data-builder-theme="luxury"] .preview-header {
    background: rgba(14,14,14,0.85);
    border-bottom: 1px solid rgba(201,168,76,0.12);
}
[data-builder-theme="luxury"] .msg-bubble {
    background: #1a1a1a;
    border: 1px solid rgba(201,168,76,0.12);
}
[data-builder-theme="luxury"] .message.user .msg-bubble {
    background: rgba(201,168,76,0.06);
    border-color: rgba(201,168,76,0.22);
}
[data-builder-theme="luxury"] .download-btn {
    background: linear-gradient(135deg, #b8943a 0%, #e8cc88 100%);
    color: #0e0e0e;
    font-weight: 700;
    letter-spacing: 0.08em;
    box-shadow: 0 4px 20px rgba(201,168,76,0.25);
}
[data-builder-theme="luxury"] .goals-continue,
[data-builder-theme="luxury"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: linear-gradient(135deg, #b8943a 0%, #e8cc88 100%);
    color: #0e0e0e;
    font-weight: 700;
}
[data-builder-theme="luxury"] .page-switcher {
    background: #0e0e0e;
    border-bottom-color: rgba(201,168,76,0.12);
}
[data-builder-theme="luxury"] .page-switcher-tab { color: rgba(240,236,228,0.45); }
[data-builder-theme="luxury"] .page-switcher-tab:hover { color: rgba(240,236,228,0.85); background: rgba(201,168,76,0.04); }
[data-builder-theme="luxury"] .page-switcher-tab.active { color: #c9a84c; border-color: rgba(201,168,76,0.15); }
[data-builder-theme="luxury"] .page-switcher-add { border-color: rgba(201,168,76,0.18); color: rgba(201,168,76,0.45); }
[data-builder-theme="luxury"] .preview-container {
    background-color: #111;
    background-image: radial-gradient(circle, rgba(201,168,76,0.03) 1px, transparent 1px);
}
[data-builder-theme="luxury"] body::before {
    background: radial-gradient(ellipse, rgba(201,168,76,0.06) 0%, transparent 60%);
    opacity: 0.8;
}
[data-builder-theme="luxury"] .goal-card,
[data-builder-theme="luxury"] .mode-card,
[data-builder-theme="luxury"] .rp-tile,
[data-builder-theme="luxury"] .component-card {
    border-color: rgba(201,168,76,0.12);
}
[data-builder-theme="luxury"] .goal-card:hover,
[data-builder-theme="luxury"] .mode-card:hover,
[data-builder-theme="luxury"] .component-card:hover {
    border-color: rgba(201,168,76,0.35);
    box-shadow: 0 4px 20px rgba(201,168,76,0.10);
}
[data-builder-theme="luxury"] .phase-tracker {
    background: rgba(14,14,14,0.97);
    border-bottom-color: rgba(201,168,76,0.15);
}
[data-builder-theme="luxury"] .sv-modal { background: #111; border-color: rgba(201,168,76,0.2); }
[data-builder-theme="luxury"] .sv-modal-header { background: #191919; border-color: rgba(201,168,76,0.14); }
[data-builder-theme="luxury"] .sv-modal-title { color: #c9a84c; letter-spacing: 0.08em; }
[data-builder-theme="luxury"] .sv-file-tree { background: #0e0e0e; border-color: rgba(201,168,76,0.12); }
[data-builder-theme="luxury"] .sv-file-item { color: rgba(240,236,228,0.5); }
[data-builder-theme="luxury"] .sv-file-item:hover { color: #f0ece4; background: rgba(201,168,76,0.05); }
[data-builder-theme="luxury"] .sv-file-item.is-active { background: rgba(201,168,76,0.10); color: #c9a84c; }
[data-builder-theme="luxury"] .sv-code-pane { background: #111; }
[data-builder-theme="luxury"] .sv-code-toolbar { background: #181818; border-color: rgba(201,168,76,0.08); }
[data-builder-theme="luxury"] .sv-pre { background: #111 !important; }
[data-builder-theme="luxury"] .rsl-toast { background-color: #1a1a1a; border-color: rgba(201,168,76,0.18); }
[data-builder-theme="luxury"] .rsl-toast-body { color: #f0ece4; background-color: #1a1a1a; }
[data-builder-theme="luxury"] .sitemap-sidebar { background: #141414; }
[data-builder-theme="luxury"] .toggle-btn.active {
    background: rgba(201,168,76,0.15);
    box-shadow: 0 0 0 1px rgba(201,168,76,0.35);
}


/* ── Notepad ── warm tan paper, brown ink */
[data-builder-theme="notepad"] {
    --bg: #f5f0e8;
    --bg-soft: #ede7d9;
    --bg-soft-2: #e8e1d2;
    --bg-card: #faf7f2;
    --bg-input: rgba(101, 67, 33, 0.05);
    --border: rgba(101, 67, 33, 0.15);
    --border-strong: rgba(101, 67, 33, 0.28);
    --border-glow: rgba(101, 67, 33, 0.45);
    --text: #2c1a0e;
    --text-muted: rgba(44, 26, 14, 0.58);
    --text-dim: rgba(44, 26, 14, 0.35);
    --accent: #7b4f2e;
    --accent-2: #a0522d;
    --accent-3: #5c7a3e;
    --accent-glow: rgba(123, 79, 46, 0.20);
    --gradient: linear-gradient(135deg, #7b4f2e 0%, #a0522d 50%, #5c7a3e 100%);
    --gradient-2: linear-gradient(135deg, #7b4f2e 0%, #a0522d 100%);
    --gradient-text: linear-gradient(120deg, #2c1a0e 0%, #7b4f2e 60%, #a0522d 100%);
    --gradient-success: linear-gradient(135deg, #5c7a3e 0%, #4a6230 100%);
    --shadow-glow: 0 8px 32px rgba(123,79,46,0.15);
    --shadow-sm: 0 2px 8px rgba(44,26,14,0.10);
    --shadow-md: 0 8px 24px rgba(44,26,14,0.14);
    --shadow-lg: 0 24px 64px rgba(44,26,14,0.18);
}

/* Notepad: typewriter font for display, keep Inter for UI readability */
[data-builder-theme="notepad"] .header-left h1 {
    font-family: 'Special Elite', serif;
    font-size: 1.3rem;
    letter-spacing: 0.02em;
}
[data-builder-theme="notepad"] .goals-title {
    font-family: 'Special Elite', serif;
}

/* Ruled lines in the chat messages area */
[data-builder-theme="notepad"] .chat-messages {
    background-image: repeating-linear-gradient(
        transparent,
        transparent 27px,
        rgba(101, 67, 33, 0.10) 27px,
        rgba(101, 67, 33, 0.10) 28px
    );
    background-attachment: local;
}

/* Left red margin line */
[data-builder-theme="notepad"] .chat-panel {
    background: rgba(245,240,232,0.8);
    border-right: 1px solid rgba(101,67,33,0.15);
    position: relative;
}

[data-builder-theme="notepad"] .builder-header {
    background: rgba(237,231,217,0.92);
    border-bottom: 2px solid rgba(101,67,33,0.18);
}
[data-builder-theme="notepad"] .chat-input-form {
    background: rgba(237,231,217,0.95);
    border-top: 1px solid rgba(101,67,33,0.15);
}
[data-builder-theme="notepad"] .preview-header {
    background: rgba(232,225,210,0.92);
    border-bottom: 1px solid rgba(101,67,33,0.15);
}
[data-builder-theme="notepad"] .msg-bubble {
    background: #faf7f2;
    border: 1px solid rgba(101,67,33,0.18);
    box-shadow: 1px 2px 6px rgba(44,26,14,0.07);
}
[data-builder-theme="notepad"] .message.user .msg-bubble {
    background: rgba(123,79,46,0.07);
    border-color: rgba(123,79,46,0.22);
}
[data-builder-theme="notepad"] .download-btn,
[data-builder-theme="notepad"] .goals-continue,
[data-builder-theme="notepad"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: linear-gradient(135deg, #7b4f2e 0%, #a0522d 100%);
    color: #faf7f2;
    box-shadow: 0 2px 8px rgba(123,79,46,0.25);
}
[data-builder-theme="notepad"] .page-switcher {
    background: #f5f0e8;
    border-bottom-color: rgba(101,67,33,0.15);
}
[data-builder-theme="notepad"] .page-switcher-tab { color: rgba(44,26,14,0.45); }
[data-builder-theme="notepad"] .page-switcher-tab:hover { color: #2c1a0e; background: rgba(101,67,33,0.05); }
[data-builder-theme="notepad"] .page-switcher-tab.active { color: #7b4f2e; border-color: rgba(101,67,33,0.18); }
[data-builder-theme="notepad"] .page-switcher-add { border-color: rgba(101,67,33,0.20); color: rgba(101,67,33,0.45); }
[data-builder-theme="notepad"] .preview-container {
    background-color: #e8e1d2;
    background-image: radial-gradient(circle, rgba(101,67,33,0.06) 1px, transparent 1px);
}
[data-builder-theme="notepad"] body::before {
    background: radial-gradient(ellipse, rgba(123,79,46,0.08) 0%, transparent 60%);
    opacity: 0.5;
}
[data-builder-theme="notepad"] .goal-card,
[data-builder-theme="notepad"] .mode-card,
[data-builder-theme="notepad"] .component-card {
    background: #faf7f2;
    border-color: rgba(101,67,33,0.15);
}
[data-builder-theme="notepad"] .goal-card:hover,
[data-builder-theme="notepad"] .mode-card:hover,
[data-builder-theme="notepad"] .component-card:hover {
    border-color: rgba(123,79,46,0.40);
    box-shadow: 1px 3px 12px rgba(44,26,14,0.10);
}
[data-builder-theme="notepad"] .rp-tile {
    background: rgba(101,67,33,0.05);
    border-color: rgba(101,67,33,0.15);
}
[data-builder-theme="notepad"] .rp-tile:hover {
    background: rgba(101,67,33,0.09);
    border-color: rgba(101,67,33,0.25);
}
[data-builder-theme="notepad"] .rp-thumb {
    background: rgba(101,67,33,0.10);
    color: rgba(44,26,14,0.30);
}
[data-builder-theme="notepad"] .rp-open-btn {
    background: rgba(123,79,46,0.10);
    border-color: rgba(123,79,46,0.35);
    color: #7b4f2e;
}
[data-builder-theme="notepad"] .toggle-btn:hover {
    background: rgba(101,67,33,0.07);
}
[data-builder-theme="notepad"] .toggle-btn.active {
    background: rgba(123,79,46,0.15);
    box-shadow: 0 0 0 1px rgba(123,79,46,0.35);
}
[data-builder-theme="notepad"] .chat-attach-btn {
    background: rgba(101,67,33,0.07) !important;
    color: rgba(44,26,14,0.55) !important;
    border-color: rgba(101,67,33,0.15) !important;
}
[data-builder-theme="notepad"] .phase-tracker {
    background: rgba(237,231,217,0.97);
    border-bottom-color: rgba(101,67,33,0.18);
}
[data-builder-theme="notepad"] .phase-tracker-label { color: rgba(44,26,14,0.38); }
[data-builder-theme="notepad"] .phase-step { color: rgba(44,26,14,0.40); }
[data-builder-theme="notepad"] .phase-step + .phase-step::before { background: rgba(101,67,33,0.15); }
[data-builder-theme="notepad"] .sitemap-sidebar { background: #ede7d9; border-color: rgba(101,67,33,0.15); }
[data-builder-theme="notepad"] .sv-modal { background: #faf7f2; border-color: rgba(101,67,33,0.20); }
[data-builder-theme="notepad"] .sv-modal-header { background: #ede7d9; border-color: rgba(101,67,33,0.15); }
[data-builder-theme="notepad"] .sv-modal-title { color: #2c1a0e; }
[data-builder-theme="notepad"] .sv-modal-desc { color: rgba(44,26,14,0.50); }
[data-builder-theme="notepad"] .sv-close-btn { color: rgba(44,26,14,0.40); }
[data-builder-theme="notepad"] .sv-close-btn:hover { color: #2c1a0e; background: rgba(101,67,33,0.07); }
[data-builder-theme="notepad"] .sv-file-tree { background: #f5f0e8; border-color: rgba(101,67,33,0.12); }
[data-builder-theme="notepad"] .sv-file-item { color: rgba(44,26,14,0.55); }
[data-builder-theme="notepad"] .sv-file-item:hover { color: #2c1a0e; background: rgba(101,67,33,0.06); }
[data-builder-theme="notepad"] .sv-file-item.is-active { background: rgba(123,79,46,0.12); color: #7b4f2e; }
[data-builder-theme="notepad"] .sv-code-pane { background: #faf7f2; }
[data-builder-theme="notepad"] .sv-code-toolbar { background: #ede7d9; border-color: rgba(101,67,33,0.10); }
[data-builder-theme="notepad"] .sv-active-filename { color: rgba(44,26,14,0.50); }
[data-builder-theme="notepad"] .sv-pre { background: #faf7f2 !important; color: #2c1a0e; }
[data-builder-theme="notepad"] .rsl-toast { background-color: #faf7f2; border-color: rgba(101,67,33,0.20); }
[data-builder-theme="notepad"] .rsl-toast-body { color: #2c1a0e; background-color: #faf7f2; }
[data-builder-theme="notepad"] .recent-projects-toggle:hover { background: rgba(101,67,33,0.06); }


/* ── Darcula (PhpStorm) ── charcoal + warm orange keyword accent */
[data-builder-theme="darcula"] {
    --bg: #2b2b2b;
    --bg-soft: #313335;
    --bg-soft-2: #2d2f31;
    --bg-card: #3c3f41;
    --bg-input: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --border-glow: rgba(204, 120, 50, 0.5);
    --text: #a9b7c6;
    --text-muted: rgba(169, 183, 198, 0.65);
    --text-dim: rgba(169, 183, 198, 0.38);
    --accent: #cc7832;
    --accent-2: #6897bb;
    --accent-3: #6a8759;
    --accent-glow: rgba(204, 120, 50, 0.28);
    --gradient: linear-gradient(135deg, #cc7832 0%, #6897bb 50%, #6a8759 100%);
    --gradient-2: linear-gradient(135deg, #cc7832 0%, #e8a96e 100%);
    --gradient-text: linear-gradient(120deg, #a9b7c6 0%, #cc7832 50%, #e8a96e 100%);
    --gradient-success: linear-gradient(135deg, #6a8759 0%, #4e6e3a 100%);
    --shadow-glow: 0 8px 32px rgba(204,120,50,0.22);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.45);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.6);
}
[data-builder-theme="darcula"] .builder-header {
    background: rgba(43,43,43,0.92);
    border-bottom: 1px solid rgba(204,120,50,0.20);
}
[data-builder-theme="darcula"] .chat-panel {
    background: rgba(43,43,43,0.78);
    border-right: 1px solid rgba(255,255,255,0.07);
}
[data-builder-theme="darcula"] .chat-input-form {
    background: rgba(43,43,43,0.92);
    border-top: 1px solid rgba(255,255,255,0.07);
}
[data-builder-theme="darcula"] .preview-header {
    background: rgba(49,51,53,0.88);
    border-bottom: 1px solid rgba(255,255,255,0.07);
}
[data-builder-theme="darcula"] .msg-bubble {
    background: #3c3f41;
    border-color: rgba(255,255,255,0.09);
}
[data-builder-theme="darcula"] .message.user .msg-bubble {
    background: rgba(204,120,50,0.08);
    border-color: rgba(204,120,50,0.25);
}
[data-builder-theme="darcula"] .download-btn,
[data-builder-theme="darcula"] .goals-continue,
[data-builder-theme="darcula"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: linear-gradient(135deg, #cc7832 0%, #e8a96e 100%);
    color: #2b2b2b;
    font-weight: 700;
}
[data-builder-theme="darcula"] .page-switcher {
    background: #2b2b2b;
    border-bottom-color: rgba(255,255,255,0.08);
}
[data-builder-theme="darcula"] .page-switcher-tab { color: rgba(169,183,198,0.5); }
[data-builder-theme="darcula"] .page-switcher-tab:hover { color: #a9b7c6; background: rgba(255,255,255,0.04); }
[data-builder-theme="darcula"] .page-switcher-tab.active { color: #cc7832; border-color: rgba(204,120,50,0.22); }
[data-builder-theme="darcula"] .page-switcher-add { border-color: rgba(255,255,255,0.14); color: rgba(169,183,198,0.4); }
[data-builder-theme="darcula"] .preview-container {
    background-image: radial-gradient(circle, rgba(204,120,50,0.04) 1px, transparent 1px);
}
[data-builder-theme="darcula"] body::before {
    background: radial-gradient(ellipse, rgba(104,151,187,0.10) 0%, transparent 60%);
}
[data-builder-theme="darcula"] .toggle-btn.active {
    background: rgba(204,120,50,0.15);
    box-shadow: 0 0 0 1px rgba(204,120,50,0.38);
}
[data-builder-theme="darcula"] .phase-tracker {
    background: rgba(43,43,43,0.97);
    border-bottom-color: rgba(204,120,50,0.18);
}
[data-builder-theme="darcula"] .sv-modal { background: #2b2b2b; border-color: rgba(204,120,50,0.22); }
[data-builder-theme="darcula"] .sv-modal-header { background: #313335; border-color: rgba(255,255,255,0.08); }
[data-builder-theme="darcula"] .sv-modal-title { color: #cc7832; }
[data-builder-theme="darcula"] .sv-file-tree { background: #2b2b2b; border-color: rgba(255,255,255,0.08); }
[data-builder-theme="darcula"] .sv-file-item { color: rgba(169,183,198,0.60); }
[data-builder-theme="darcula"] .sv-file-item:hover { color: #a9b7c6; background: rgba(255,255,255,0.04); }
[data-builder-theme="darcula"] .sv-file-item.is-active { background: rgba(104,151,187,0.14); color: #6897bb; }
[data-builder-theme="darcula"] .sv-code-pane { background: #2b2b2b; }
[data-builder-theme="darcula"] .sv-code-toolbar { background: #313335; border-color: rgba(255,255,255,0.07); }
[data-builder-theme="darcula"] .sv-active-filename { color: rgba(169,183,198,0.50); }
[data-builder-theme="darcula"] .sv-pre { background: #2b2b2b !important; }
[data-builder-theme="darcula"] .rsl-toast { background-color: #3c3f41; border-color: rgba(204,120,50,0.20); }
[data-builder-theme="darcula"] .rsl-toast-body { color: #a9b7c6; background-color: #3c3f41; }
[data-builder-theme="darcula"] .sitemap-sidebar { background: var(--bg-soft); }


/* ── One Dark (VS Code / Atom) ── blue-grey + electric cyan accent */
[data-builder-theme="one-dark"] {
    --bg: #282c34;
    --bg-soft: #21252b;
    --bg-soft-2: #1d2026;
    --bg-card: #2c313c;
    --bg-input: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.13);
    --border-glow: rgba(97, 175, 239, 0.45);
    --text: #abb2bf;
    --text-muted: rgba(171, 178, 191, 0.62);
    --text-dim: rgba(171, 178, 191, 0.36);
    --accent: #61afef;
    --accent-2: #c678dd;
    --accent-3: #98c379;
    --accent-glow: rgba(97, 175, 239, 0.25);
    --gradient: linear-gradient(135deg, #61afef 0%, #c678dd 50%, #98c379 100%);
    --gradient-2: linear-gradient(135deg, #61afef 0%, #c678dd 100%);
    --gradient-text: linear-gradient(120deg, #abb2bf 0%, #61afef 45%, #c678dd 85%);
    --gradient-success: linear-gradient(135deg, #98c379 0%, #6a9e50 100%);
    --shadow-glow: 0 8px 32px rgba(97,175,239,0.20);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.35);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.45);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.6);
}
[data-builder-theme="one-dark"] .builder-header {
    background: rgba(33,37,43,0.92);
    border-bottom: 1px solid rgba(97,175,239,0.14);
}
[data-builder-theme="one-dark"] .chat-panel {
    background: rgba(40,44,52,0.78);
    border-right: 1px solid rgba(255,255,255,0.06);
}
[data-builder-theme="one-dark"] .chat-input-form {
    background: rgba(33,37,43,0.92);
    border-top: 1px solid rgba(255,255,255,0.06);
}
[data-builder-theme="one-dark"] .preview-header {
    background: rgba(29,32,38,0.88);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
[data-builder-theme="one-dark"] .msg-bubble {
    background: #2c313c;
    border-color: rgba(255,255,255,0.08);
}
[data-builder-theme="one-dark"] .message.user .msg-bubble {
    background: rgba(97,175,239,0.07);
    border-color: rgba(97,175,239,0.22);
}
[data-builder-theme="one-dark"] .download-btn,
[data-builder-theme="one-dark"] .goals-continue,
[data-builder-theme="one-dark"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: linear-gradient(135deg, #61afef 0%, #c678dd 100%);
    color: #1d2026;
    font-weight: 700;
}
[data-builder-theme="one-dark"] .page-switcher {
    background: #21252b;
    border-bottom-color: rgba(255,255,255,0.07);
}
[data-builder-theme="one-dark"] .page-switcher-tab { color: rgba(171,178,191,0.48); }
[data-builder-theme="one-dark"] .page-switcher-tab:hover { color: #abb2bf; background: rgba(255,255,255,0.04); }
[data-builder-theme="one-dark"] .page-switcher-tab.active { color: #61afef; border-color: rgba(97,175,239,0.20); }
[data-builder-theme="one-dark"] .page-switcher-add { border-color: rgba(255,255,255,0.12); color: rgba(171,178,191,0.38); }
[data-builder-theme="one-dark"] .preview-container {
    background-image: radial-gradient(circle, rgba(97,175,239,0.04) 1px, transparent 1px);
}
[data-builder-theme="one-dark"] body::before {
    background: radial-gradient(ellipse, rgba(198,120,221,0.09) 0%, transparent 60%);
}
[data-builder-theme="one-dark"] .toggle-btn.active {
    background: rgba(97,175,239,0.14);
    box-shadow: 0 0 0 1px rgba(97,175,239,0.35);
}
[data-builder-theme="one-dark"] .phase-tracker {
    background: rgba(33,37,43,0.97);
    border-bottom-color: rgba(97,175,239,0.16);
}
[data-builder-theme="one-dark"] .sv-modal { background: #21252b; border-color: rgba(97,175,239,0.20); }
[data-builder-theme="one-dark"] .sv-modal-header { background: #282c34; border-color: rgba(255,255,255,0.07); }
[data-builder-theme="one-dark"] .sv-modal-title { color: #61afef; }
[data-builder-theme="one-dark"] .sv-file-tree { background: #21252b; border-color: rgba(255,255,255,0.07); }
[data-builder-theme="one-dark"] .sv-file-item { color: rgba(171,178,191,0.58); }
[data-builder-theme="one-dark"] .sv-file-item:hover { color: #abb2bf; background: rgba(255,255,255,0.04); }
[data-builder-theme="one-dark"] .sv-file-item.is-active { background: rgba(198,120,221,0.12); color: #c678dd; }
[data-builder-theme="one-dark"] .sv-code-pane { background: #282c34; }
[data-builder-theme="one-dark"] .sv-code-toolbar { background: #21252b; border-color: rgba(255,255,255,0.06); }
[data-builder-theme="one-dark"] .sv-active-filename { color: rgba(171,178,191,0.48); }
[data-builder-theme="one-dark"] .sv-pre { background: #282c34 !important; }
[data-builder-theme="one-dark"] .rsl-toast { background-color: #2c313c; border-color: rgba(97,175,239,0.18); }
[data-builder-theme="one-dark"] .rsl-toast-body { color: #abb2bf; background-color: #2c313c; }
[data-builder-theme="one-dark"] .sitemap-sidebar { background: var(--bg-soft); }


/* ── Solarized Dark ── teal base + warm yellow accent */
[data-builder-theme="solarized"] {
    --bg: #002b36;
    --bg-soft: #073642;
    --bg-soft-2: #00303e;
    --bg-card: #073e4d;
    --bg-input: rgba(131, 148, 150, 0.07);
    --border: rgba(131, 148, 150, 0.14);
    --border-strong: rgba(131, 148, 150, 0.26);
    --border-glow: rgba(181, 137, 0, 0.5);
    --text: #839496;
    --text-muted: rgba(131, 148, 150, 0.72);
    --text-dim: rgba(131, 148, 150, 0.42);
    --accent: #b58900;
    --accent-2: #2aa198;
    --accent-3: #268bd2;
    --accent-glow: rgba(181, 137, 0, 0.25);
    --gradient: linear-gradient(135deg, #b58900 0%, #2aa198 50%, #268bd2 100%);
    --gradient-2: linear-gradient(135deg, #b58900 0%, #cb9a00 100%);
    --gradient-text: linear-gradient(120deg, #839496 0%, #b58900 45%, #2aa198 85%);
    --gradient-success: linear-gradient(135deg, #2aa198 0%, #1a7a72 100%);
    --shadow-glow: 0 8px 32px rgba(181,137,0,0.20);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.40);
    --shadow-md: 0 8px 24px rgba(0,0,0,0.52);
    --shadow-lg: 0 24px 64px rgba(0,0,0,0.65);
}
[data-builder-theme="solarized"] .builder-header {
    background: rgba(7,54,66,0.94);
    border-bottom: 1px solid rgba(181,137,0,0.18);
}
[data-builder-theme="solarized"] .chat-panel {
    background: rgba(0,43,54,0.80);
    border-right: 1px solid rgba(131,148,150,0.12);
}
[data-builder-theme="solarized"] .chat-input-form {
    background: rgba(7,54,66,0.94);
    border-top: 1px solid rgba(131,148,150,0.12);
}
[data-builder-theme="solarized"] .preview-header {
    background: rgba(0,48,62,0.90);
    border-bottom: 1px solid rgba(131,148,150,0.12);
}
[data-builder-theme="solarized"] .msg-bubble {
    background: #073642;
    border-color: rgba(131,148,150,0.16);
}
[data-builder-theme="solarized"] .message.user .msg-bubble {
    background: rgba(181,137,0,0.08);
    border-color: rgba(181,137,0,0.28);
}
[data-builder-theme="solarized"] .download-btn,
[data-builder-theme="solarized"] .goals-continue,
[data-builder-theme="solarized"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: linear-gradient(135deg, #b58900 0%, #cb9a00 100%);
    color: #002b36;
    font-weight: 700;
}
[data-builder-theme="solarized"] .page-switcher {
    background: #002b36;
    border-bottom-color: rgba(131,148,150,0.14);
}
[data-builder-theme="solarized"] .page-switcher-tab { color: rgba(131,148,150,0.52); }
[data-builder-theme="solarized"] .page-switcher-tab:hover { color: #839496; background: rgba(131,148,150,0.05); }
[data-builder-theme="solarized"] .page-switcher-tab.active { color: #b58900; border-color: rgba(181,137,0,0.22); }
[data-builder-theme="solarized"] .page-switcher-add { border-color: rgba(131,148,150,0.20); color: rgba(131,148,150,0.40); }
[data-builder-theme="solarized"] .preview-container {
    background-image: radial-gradient(circle, rgba(42,161,152,0.05) 1px, transparent 1px);
}
[data-builder-theme="solarized"] body::before {
    background: radial-gradient(ellipse, rgba(38,139,210,0.09) 0%, transparent 60%);
}
[data-builder-theme="solarized"] .toggle-btn.active {
    background: rgba(181,137,0,0.15);
    box-shadow: 0 0 0 1px rgba(181,137,0,0.40);
}
[data-builder-theme="solarized"] .phase-tracker {
    background: rgba(7,54,66,0.97);
    border-bottom-color: rgba(181,137,0,0.18);
}
[data-builder-theme="solarized"] .sv-modal { background: #002b36; border-color: rgba(181,137,0,0.22); }
[data-builder-theme="solarized"] .sv-modal-header { background: #073642; border-color: rgba(131,148,150,0.12); }
[data-builder-theme="solarized"] .sv-modal-title { color: #b58900; }
[data-builder-theme="solarized"] .sv-file-tree { background: #002b36; border-color: rgba(131,148,150,0.12); }
[data-builder-theme="solarized"] .sv-file-item { color: rgba(131,148,150,0.62); }
[data-builder-theme="solarized"] .sv-file-item:hover { color: #839496; background: rgba(131,148,150,0.06); }
[data-builder-theme="solarized"] .sv-file-item.is-active { background: rgba(42,161,152,0.14); color: #2aa198; }
[data-builder-theme="solarized"] .sv-code-pane { background: #002b36; }
[data-builder-theme="solarized"] .sv-code-toolbar { background: #073642; border-color: rgba(131,148,150,0.10); }
[data-builder-theme="solarized"] .sv-active-filename { color: rgba(131,148,150,0.50); }
[data-builder-theme="solarized"] .sv-pre { background: #002b36 !important; }
[data-builder-theme="solarized"] .rsl-toast { background-color: #073642; border-color: rgba(181,137,0,0.20); }
[data-builder-theme="solarized"] .rsl-toast-body { color: #839496; background-color: #073642; }
[data-builder-theme="solarized"] .sitemap-sidebar { background: var(--bg-soft); }


/* ── Sugarplum Pop ── glossy pink boutique theme */
[data-builder-theme="sugarplum-pop"] {
    --bg: #1b0715;
    --bg-soft: #2a0f22;
    --bg-soft-2: #24101f;
    --bg-card: #35162b;
    --bg-input: rgba(255, 214, 232, 0.07);

    --border: rgba(255, 214, 232, 0.12);
    --border-strong: rgba(255, 214, 232, 0.24);
    --border-glow: rgba(255, 91, 168, 0.55);

    --text: #fff4fa;
    --text-muted: rgba(255, 244, 250, 0.68);
    --text-dim: rgba(255, 244, 250, 0.42);

    --accent: #ff5ba8;
    --accent-2: #ffc1dc;
    --accent-3: #bba7ff;
    --accent-glow: rgba(255, 91, 168, 0.34);

    --gradient: linear-gradient(135deg, #ff5ba8 0%, #ffc1dc 45%, #bba7ff 100%);
    --gradient-2: linear-gradient(135deg, #ff4fa3 0%, #ffb6d5 100%);
    --gradient-text: linear-gradient(120deg, #fff4fa 0%, #ffc1dc 38%, #ff5ba8 72%, #bba7ff 100%);
    --gradient-success: linear-gradient(135deg, #8ff7d0 0%, #5bd7b3 100%);

    --shadow-glow: 0 10px 36px rgba(255, 91, 168, 0.28);
    --shadow-sm: 0 2px 10px rgba(27, 7, 21, 0.36);
    --shadow-md: 0 10px 30px rgba(27, 7, 21, 0.48);
    --shadow-lg: 0 28px 72px rgba(27, 7, 21, 0.68);

    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 28px;
}

/* Main chrome */
[data-builder-theme="sugarplum-pop"] .builder-header {
    background: linear-gradient(180deg, rgba(42,15,34,0.96), rgba(27,7,21,0.90));
    border-bottom: 1px solid rgba(255,193,220,0.20);
    box-shadow: 0 8px 28px rgba(255,91,168,0.10);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

[data-builder-theme="sugarplum-pop"] .header-left h1 {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.02em;
}

[data-builder-theme="sugarplum-pop"] .chat-panel {
    background:
        radial-gradient(circle at 20% 0%, rgba(255,91,168,0.12), transparent 34%),
        linear-gradient(180deg, rgba(42,15,34,0.84), rgba(27,7,21,0.76));
    border-right: 1px solid rgba(255,193,220,0.13);
}

[data-builder-theme="sugarplum-pop"] .chat-input-form {
    background: rgba(42,15,34,0.94);
    border-top: 1px solid rgba(255,193,220,0.16);
    box-shadow: 0 -12px 34px rgba(255,91,168,0.08);
}

[data-builder-theme="sugarplum-pop"] .preview-header {
    background: rgba(42,15,34,0.88);
    border-bottom: 1px solid rgba(255,193,220,0.13);
}

/* Chat messages */
[data-builder-theme="sugarplum-pop"] .msg-bubble {
    background: rgba(53,22,43,0.92);
    border: 1px solid rgba(255,193,220,0.14);
    box-shadow: 0 8px 24px rgba(27,7,21,0.28);
}

[data-builder-theme="sugarplum-pop"] .message.user .msg-bubble {
    background: linear-gradient(135deg, rgba(255,91,168,0.22), rgba(255,193,220,0.10));
    border-color: rgba(255,91,168,0.34);
    box-shadow: 0 8px 28px rgba(255,91,168,0.14);
}

[data-builder-theme="sugarplum-pop"] .msg-avatar.ai {
    background: rgba(255,193,220,0.12);
    color: #ffc1dc;
    border: 1px solid rgba(255,193,220,0.22);
}

[data-builder-theme="sugarplum-pop"] .msg-avatar.user {
    background: var(--gradient-2);
    color: #1b0715;
}

/* Primary buttons */
[data-builder-theme="sugarplum-pop"] .download-btn,
[data-builder-theme="sugarplum-pop"] .goals-continue,
[data-builder-theme="sugarplum-pop"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: var(--gradient-2);
    color: #1b0715;
    font-weight: 800;
    box-shadow: 0 8px 28px rgba(255,91,168,0.30);
    border: 1px solid rgba(255,244,250,0.28);
}

[data-builder-theme="sugarplum-pop"] .download-btn:hover,
[data-builder-theme="sugarplum-pop"] .goals-continue:hover,
[data-builder-theme="sugarplum-pop"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn):hover {
    filter: brightness(1.08) saturate(1.08);
    box-shadow: 0 10px 36px rgba(255,91,168,0.42);
}

/* Inputs */
[data-builder-theme="sugarplum-pop"] .chat-input-form textarea,
[data-builder-theme="sugarplum-pop"] input,
[data-builder-theme="sugarplum-pop"] textarea,
[data-builder-theme="sugarplum-pop"] select {
    background: rgba(255,244,250,0.06);
    border-color: rgba(255,193,220,0.15);
    color: var(--text);
}

[data-builder-theme="sugarplum-pop"] .chat-input-form textarea:focus,
[data-builder-theme="sugarplum-pop"] input:focus,
[data-builder-theme="sugarplum-pop"] textarea:focus,
[data-builder-theme="sugarplum-pop"] select:focus {
    border-color: rgba(255,91,168,0.55);
    box-shadow: 0 0 0 3px rgba(255,91,168,0.16);
}

/* Page switcher */
[data-builder-theme="sugarplum-pop"] .page-switcher {
    background: #1b0715;
    border-bottom-color: rgba(255,193,220,0.14);
}

[data-builder-theme="sugarplum-pop"] .page-switcher-tab {
    color: rgba(255,244,250,0.50);
}

[data-builder-theme="sugarplum-pop"] .page-switcher-tab:hover {
    color: #fff4fa;
    background: rgba(255,193,220,0.07);
}

[data-builder-theme="sugarplum-pop"] .page-switcher-tab.active {
    color: #ffc1dc;
    background: rgba(255,91,168,0.12);
    border-color: rgba(255,91,168,0.24);
    border-bottom-color: rgba(255,91,168,0.12);
}

[data-builder-theme="sugarplum-pop"] .page-switcher-add {
    border-color: rgba(255,193,220,0.20);
    color: rgba(255,193,220,0.55);
}

[data-builder-theme="sugarplum-pop"] .page-switcher-add:hover {
    border-color: rgba(255,91,168,0.45);
    color: #ff8fc4;
    background: rgba(255,91,168,0.10);
}

/* Preview area */
[data-builder-theme="sugarplum-pop"] .preview-container {
    background-color: #24101f;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(255,91,168,0.10), transparent 28%),
        radial-gradient(circle at 80% 10%, rgba(187,167,255,0.08), transparent 30%),
        radial-gradient(circle, rgba(255,193,220,0.045) 1px, transparent 1px);
    background-size: auto, auto, 24px 24px;
}

[data-builder-theme="sugarplum-pop"] body::before {
    background:
        radial-gradient(ellipse at 20% 0%, rgba(255,91,168,0.16), transparent 58%),
        radial-gradient(ellipse at 80% 20%, rgba(187,167,255,0.10), transparent 60%);
    opacity: 1;
}

/* Cards / mode panels */
[data-builder-theme="sugarplum-pop"] .goal-card,
[data-builder-theme="sugarplum-pop"] .mode-card,
[data-builder-theme="sugarplum-pop"] .component-card,
[data-builder-theme="sugarplum-pop"] .rp-tile {
    background: rgba(53,22,43,0.82);
    border-color: rgba(255,193,220,0.14);
    box-shadow: 0 6px 22px rgba(27,7,21,0.24);
}

[data-builder-theme="sugarplum-pop"] .goal-card:hover,
[data-builder-theme="sugarplum-pop"] .mode-card:hover,
[data-builder-theme="sugarplum-pop"] .component-card:hover,
[data-builder-theme="sugarplum-pop"] .rp-tile:hover {
    background: rgba(70,27,56,0.90);
    border-color: rgba(255,91,168,0.36);
    box-shadow: 0 10px 34px rgba(255,91,168,0.16);
    transform: translateY(-1px);
}

[data-builder-theme="sugarplum-pop"] .rp-thumb {
    background: rgba(255,193,220,0.12);
    color: rgba(255,244,250,0.45);
}

[data-builder-theme="sugarplum-pop"] .rp-open-btn {
    background: rgba(255,91,168,0.14);
    border-color: rgba(255,91,168,0.36);
    color: #ffc1dc;
}

/* Toggle buttons */
[data-builder-theme="sugarplum-pop"] .toggle-btn:hover {
    background: rgba(255,193,220,0.08);
}

[data-builder-theme="sugarplum-pop"] .toggle-btn.active {
    background: rgba(255,91,168,0.16);
    box-shadow: 0 0 0 1px rgba(255,91,168,0.42);
    color: #ffc1dc;
}

[data-builder-theme="sugarplum-pop"] .chat-attach-btn {
    background: rgba(255,193,220,0.08) !important;
    color: rgba(255,244,250,0.68) !important;
    border-color: rgba(255,193,220,0.16) !important;
}

[data-builder-theme="sugarplum-pop"] .chat-attach-btn:hover {
    background: rgba(255,91,168,0.14) !important;
    color: #ffc1dc !important;
    border-color: rgba(255,91,168,0.36) !important;
}

/* Phase tracker */
[data-builder-theme="sugarplum-pop"] .phase-tracker {
    background: rgba(42,15,34,0.97);
    border-bottom-color: rgba(255,91,168,0.20);
    box-shadow: 0 8px 26px rgba(255,91,168,0.08);
}

[data-builder-theme="sugarplum-pop"] .phase-tracker-label {
    color: rgba(255,244,250,0.42);
}

[data-builder-theme="sugarplum-pop"] .phase-step {
    color: rgba(255,244,250,0.46);
}

[data-builder-theme="sugarplum-pop"] .phase-step.active {
    color: #ffc1dc;
}

[data-builder-theme="sugarplum-pop"] .phase-step.done {
    color: #8ff7d0;
}

[data-builder-theme="sugarplum-pop"] .phase-step + .phase-step::before {
    background: rgba(255,193,220,0.14);
}

[data-builder-theme="sugarplum-pop"] .phase-step .phase-step-icon {
    border-color: rgba(255,193,220,0.24);
}

[data-builder-theme="sugarplum-pop"] .phase-tracker-dismiss {
    color: rgba(255,244,250,0.35);
}

[data-builder-theme="sugarplum-pop"] .phase-tracker-dismiss:hover {
    color: #ffc1dc;
}

/* Source viewer / modal */
[data-builder-theme="sugarplum-pop"] .sv-modal {
    background:
        radial-gradient(circle at top left, rgba(255,91,168,0.10), transparent 34%),
        #24101f;
    border-color: rgba(255,91,168,0.24);
    box-shadow: 0 30px 90px rgba(27,7,21,0.78);
}

[data-builder-theme="sugarplum-pop"] .sv-modal-header {
    background: rgba(42,15,34,0.96);
    border-color: rgba(255,193,220,0.13);
}

[data-builder-theme="sugarplum-pop"] .sv-modal-title {
    color: #ffc1dc;
}

[data-builder-theme="sugarplum-pop"] .sv-modal-desc {
    color: rgba(255,244,250,0.52);
}

[data-builder-theme="sugarplum-pop"] .sv-close-btn {
    color: rgba(255,244,250,0.42);
}

[data-builder-theme="sugarplum-pop"] .sv-close-btn:hover {
    color: #fff4fa;
    background: rgba(255,193,220,0.08);
}

[data-builder-theme="sugarplum-pop"] .sv-file-tree {
    background: #1b0715;
    border-color: rgba(255,193,220,0.12);
}

[data-builder-theme="sugarplum-pop"] .sv-file-item {
    color: rgba(255,244,250,0.58);
}

[data-builder-theme="sugarplum-pop"] .sv-file-item:hover {
    color: #fff4fa;
    background: rgba(255,193,220,0.07);
}

[data-builder-theme="sugarplum-pop"] .sv-file-item.is-active {
    background: rgba(255,91,168,0.14);
    color: #ffc1dc;
}

[data-builder-theme="sugarplum-pop"] .sv-code-pane {
    background: #1b0715;
}

[data-builder-theme="sugarplum-pop"] .sv-code-toolbar {
    background: #2a0f22;
    border-color: rgba(255,193,220,0.10);
}

[data-builder-theme="sugarplum-pop"] .sv-active-filename {
    color: rgba(255,244,250,0.52);
}

[data-builder-theme="sugarplum-pop"] .sv-pre {
    background: #1b0715 !important;
    color: #fff4fa;
}

/* Toasts */
[data-builder-theme="sugarplum-pop"] .rsl-toast {
    background-color: #35162b;
    border-color: rgba(255,91,168,0.24);
    box-shadow: 0 10px 34px rgba(255,91,168,0.18);
}

[data-builder-theme="sugarplum-pop"] .rsl-toast-body {
    color: #fff4fa;
    background-color: #35162b;
}

/* Sitemap / sidebars */
[data-builder-theme="sugarplum-pop"] .sitemap-sidebar {
    background:
        radial-gradient(circle at top, rgba(255,91,168,0.08), transparent 35%),
        var(--bg-soft);
    border-color: rgba(255,193,220,0.12);
}

[data-builder-theme="sugarplum-pop"] .recent-projects-toggle:hover {
    background: rgba(255,193,220,0.08);
}

/* Loader */
[data-builder-theme="sugarplum-pop"] .preview-loader-text,
[data-builder-theme="sugarplum-pop"] .preview-loader-phase {
    color: #ffc1dc;
    text-shadow: 0 0 18px rgba(255,91,168,0.28);
}

/* Small decorative sparkle layer */
[data-builder-theme="sugarplum-pop"] .builder-wrapper::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(circle, rgba(255,244,250,0.28) 0 1px, transparent 1.5px),
        radial-gradient(circle, rgba(255,193,220,0.20) 0 1px, transparent 1.5px);
    background-size: 80px 80px, 120px 120px;
    background-position: 12px 18px, 60px 40px;
    opacity: 0.18;
    mask-image: linear-gradient(to bottom, black, transparent 70%);
}


/* ── Event Horizon ── cinematic deep-space command interface */
[data-builder-theme="event-horizon"] {
    --bg: #050816;
    --bg-soft: #0b1023;
    --bg-soft-2: #09101f;
    --bg-card: #11182d;
    --bg-input: rgba(68, 215, 255, 0.055);

    --border: rgba(150, 220, 255, 0.10);
    --border-strong: rgba(150, 220, 255, 0.22);
    --border-glow: rgba(68, 215, 255, 0.55);

    --text: #eaf7ff;
    --text-muted: rgba(234, 247, 255, 0.66);
    --text-dim: rgba(234, 247, 255, 0.38);

    --accent: #44d7ff;
    --accent-2: #7b61ff;
    --accent-3: #78ffd6;
    --accent-glow: rgba(68, 215, 255, 0.30);

    --gradient: linear-gradient(135deg, #44d7ff 0%, #7b61ff 52%, #78ffd6 100%);
    --gradient-2: linear-gradient(135deg, #44d7ff 0%, #7b61ff 100%);
    --gradient-text: linear-gradient(120deg, #ffffff 0%, #44d7ff 42%, #7b61ff 78%, #78ffd6 100%);
    --gradient-success: linear-gradient(135deg, #78ffd6 0%, #33d6ff 100%);

    --shadow-glow: 0 10px 38px rgba(68, 215, 255, 0.24);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.38);
    --shadow-md: 0 10px 32px rgba(0, 0, 0, 0.50);
    --shadow-lg: 0 30px 84px rgba(0, 0, 0, 0.72);

    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 26px;
}

/* Cinematic space atmosphere */
[data-builder-theme="event-horizon"] body::before {
    background:
        radial-gradient(ellipse at 18% 8%, rgba(68,215,255,0.14), transparent 48%),
        radial-gradient(ellipse at 85% 20%, rgba(123,97,255,0.16), transparent 52%),
        radial-gradient(ellipse at 55% 90%, rgba(120,255,214,0.08), transparent 56%);
    opacity: 1;
}

/* Slow elegant energy pulse */
@keyframes horizonPulse {
    0%, 100% {
        box-shadow: 0 0 0 rgba(68,215,255,0), 0 8px 28px rgba(68,215,255,0.18);
    }
    50% {
        box-shadow: 0 0 22px rgba(68,215,255,0.28), 0 10px 38px rgba(123,97,255,0.24);
    }
}

/* Main chrome */
[data-builder-theme="event-horizon"] .builder-header {
    background:
        linear-gradient(180deg, rgba(11,16,35,0.96), rgba(5,8,22,0.88));
    border-bottom: 1px solid rgba(68,215,255,0.20);
    box-shadow: 0 10px 34px rgba(68,215,255,0.08);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
}

[data-builder-theme="event-horizon"] .header-left h1 {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: 0.02em;
    text-shadow: 0 0 24px rgba(68,215,255,0.18);
}

[data-builder-theme="event-horizon"] .chat-panel {
    background:
        radial-gradient(circle at 20% 0%, rgba(68,215,255,0.10), transparent 34%),
        radial-gradient(circle at 90% 30%, rgba(123,97,255,0.10), transparent 38%),
        linear-gradient(180deg, rgba(11,16,35,0.84), rgba(5,8,22,0.78));
    border-right: 1px solid rgba(150,220,255,0.11);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

[data-builder-theme="event-horizon"] .chat-input-form {
    background: rgba(9,16,31,0.94);
    border-top: 1px solid rgba(68,215,255,0.16);
    box-shadow: 0 -14px 34px rgba(68,215,255,0.06);
}

[data-builder-theme="event-horizon"] .preview-header {
    background: rgba(9,16,31,0.88);
    border-bottom: 1px solid rgba(68,215,255,0.14);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

/* Chat messages */
[data-builder-theme="event-horizon"] .msg-bubble {
    background:
        linear-gradient(180deg, rgba(17,24,45,0.92), rgba(11,16,35,0.92));
    border: 1px solid rgba(150,220,255,0.12);
    box-shadow: 0 10px 28px rgba(0,0,0,0.32);
}

[data-builder-theme="event-horizon"] .message.user .msg-bubble {
    background:
        linear-gradient(135deg, rgba(68,215,255,0.18), rgba(123,97,255,0.13));
    border-color: rgba(68,215,255,0.34);
    box-shadow: 0 10px 32px rgba(68,215,255,0.12);
}

[data-builder-theme="event-horizon"] .msg-avatar.ai {
    background: rgba(68,215,255,0.10);
    color: #44d7ff;
    border: 1px solid rgba(68,215,255,0.26);
}

[data-builder-theme="event-horizon"] .msg-avatar.user {
    background: var(--gradient-2);
    color: #050816;
}

/* Primary buttons */
[data-builder-theme="event-horizon"] .download-btn,
[data-builder-theme="event-horizon"] .goals-continue,
[data-builder-theme="event-horizon"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: var(--gradient-2);
    color: #050816;
    font-weight: 800;
    border: 1px solid rgba(234,247,255,0.24);
    box-shadow: 0 9px 30px rgba(68,215,255,0.26);
}

[data-builder-theme="event-horizon"] .download-btn:hover,
[data-builder-theme="event-horizon"] .goals-continue:hover,
[data-builder-theme="event-horizon"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn):hover {
    filter: brightness(1.08) saturate(1.12);
    animation: horizonPulse 2.6s ease-in-out infinite;
}

/* Inputs */
[data-builder-theme="event-horizon"] .chat-input-form textarea,
[data-builder-theme="event-horizon"] input,
[data-builder-theme="event-horizon"] textarea,
[data-builder-theme="event-horizon"] select {
    background: rgba(68,215,255,0.055);
    border-color: rgba(150,220,255,0.14);
    color: var(--text);
}

[data-builder-theme="event-horizon"] .chat-input-form textarea:focus,
[data-builder-theme="event-horizon"] input:focus,
[data-builder-theme="event-horizon"] textarea:focus,
[data-builder-theme="event-horizon"] select:focus {
    border-color: rgba(68,215,255,0.58);
    box-shadow: 0 0 0 3px rgba(68,215,255,0.14);
}

/* Page switcher */
[data-builder-theme="event-horizon"] .page-switcher {
    background: #050816;
    border-bottom-color: rgba(68,215,255,0.13);
}

[data-builder-theme="event-horizon"] .page-switcher-tab {
    color: rgba(234,247,255,0.48);
}

[data-builder-theme="event-horizon"] .page-switcher-tab:hover {
    color: #eaf7ff;
    background: rgba(68,215,255,0.06);
}

[data-builder-theme="event-horizon"] .page-switcher-tab.active {
    color: #44d7ff;
    background: rgba(68,215,255,0.11);
    border-color: rgba(68,215,255,0.28);
    border-bottom-color: rgba(68,215,255,0.11);
    box-shadow: inset 0 -1px 0 rgba(68,215,255,0.40), 0 0 18px rgba(68,215,255,0.10);
    animation: horizonPulse 4s ease-in-out infinite;
}

[data-builder-theme="event-horizon"] .page-switcher-add {
    border-color: rgba(150,220,255,0.18);
    color: rgba(150,220,255,0.50);
}

[data-builder-theme="event-horizon"] .page-switcher-add:hover {
    border-color: rgba(68,215,255,0.45);
    color: #44d7ff;
    background: rgba(68,215,255,0.09);
}

/* Preview area: nebula + coordinate grid + stars */
[data-builder-theme="event-horizon"] .preview-container {
    background-color: #050816;
    background-image:
        radial-gradient(circle at 18% 22%, rgba(68,215,255,0.11), transparent 28%),
        radial-gradient(circle at 78% 12%, rgba(123,97,255,0.13), transparent 31%),
        radial-gradient(circle at 50% 78%, rgba(120,255,214,0.07), transparent 34%),
        linear-gradient(rgba(68,215,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(68,215,255,0.035) 1px, transparent 1px),
        radial-gradient(circle, rgba(234,247,255,0.16) 0 1px, transparent 1.4px);
    background-size:
        auto,
        auto,
        auto,
        44px 44px,
        44px 44px,
        90px 90px;
    background-position:
        center,
        center,
        center,
        0 0,
        0 0,
        18px 26px;
}

/* Floating holographic cards */
[data-builder-theme="event-horizon"] .goal-card,
[data-builder-theme="event-horizon"] .mode-card,
[data-builder-theme="event-horizon"] .component-card,
[data-builder-theme="event-horizon"] .rp-tile {
    background:
        linear-gradient(180deg, rgba(17,24,45,0.82), rgba(9,16,31,0.78));
    border-color: rgba(150,220,255,0.13);
    box-shadow: 0 8px 26px rgba(0,0,0,0.30);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

[data-builder-theme="event-horizon"] .goal-card:hover,
[data-builder-theme="event-horizon"] .mode-card:hover,
[data-builder-theme="event-horizon"] .component-card:hover,
[data-builder-theme="event-horizon"] .rp-tile:hover {
    background:
        linear-gradient(180deg, rgba(22,32,60,0.90), rgba(11,16,35,0.84));
    border-color: rgba(68,215,255,0.36);
    box-shadow: 0 12px 38px rgba(68,215,255,0.12);
    transform: translateY(-1px);
}

[data-builder-theme="event-horizon"] .rp-thumb {
    background: rgba(68,215,255,0.10);
    color: rgba(234,247,255,0.48);
    border: 1px solid rgba(68,215,255,0.16);
}

[data-builder-theme="event-horizon"] .rp-open-btn {
    background: rgba(68,215,255,0.12);
    border-color: rgba(68,215,255,0.34);
    color: #44d7ff;
}

/* Toggle buttons */
[data-builder-theme="event-horizon"] .toggle-btn:hover {
    background: rgba(68,215,255,0.07);
}

[data-builder-theme="event-horizon"] .toggle-btn.active {
    background: rgba(68,215,255,0.15);
    box-shadow: 0 0 0 1px rgba(68,215,255,0.40), 0 0 18px rgba(68,215,255,0.10);
    color: #44d7ff;
}

[data-builder-theme="event-horizon"] .chat-attach-btn {
    background: rgba(68,215,255,0.07) !important;
    color: rgba(234,247,255,0.68) !important;
    border-color: rgba(150,220,255,0.14) !important;
}

[data-builder-theme="event-horizon"] .chat-attach-btn:hover {
    background: rgba(68,215,255,0.13) !important;
    color: #44d7ff !important;
    border-color: rgba(68,215,255,0.36) !important;
}

/* Phase tracker */
[data-builder-theme="event-horizon"] .phase-tracker {
    background:
        linear-gradient(180deg, rgba(11,16,35,0.98), rgba(5,8,22,0.96));
    border-bottom-color: rgba(68,215,255,0.19);
    box-shadow: 0 8px 28px rgba(68,215,255,0.07);
}

[data-builder-theme="event-horizon"] .phase-tracker-label {
    color: rgba(234,247,255,0.42);
}

[data-builder-theme="event-horizon"] .phase-step {
    color: rgba(234,247,255,0.46);
}

[data-builder-theme="event-horizon"] .phase-step.active {
    color: #44d7ff;
}

[data-builder-theme="event-horizon"] .phase-step.done {
    color: #78ffd6;
}

[data-builder-theme="event-horizon"] .phase-step + .phase-step::before {
    background: rgba(68,215,255,0.16);
}

[data-builder-theme="event-horizon"] .phase-step .phase-step-icon {
    border-color: rgba(68,215,255,0.28);
}

[data-builder-theme="event-horizon"] .phase-tracker-dismiss {
    color: rgba(234,247,255,0.35);
}

[data-builder-theme="event-horizon"] .phase-tracker-dismiss:hover {
    color: #44d7ff;
}

/* Source viewer / modal */
[data-builder-theme="event-horizon"] .sv-modal {
    background:
        radial-gradient(circle at top left, rgba(68,215,255,0.10), transparent 32%),
        radial-gradient(circle at bottom right, rgba(123,97,255,0.12), transparent 38%),
        #050816;
    border-color: rgba(68,215,255,0.24);
    box-shadow: 0 32px 96px rgba(0,0,0,0.82), 0 0 40px rgba(68,215,255,0.08);
}

[data-builder-theme="event-horizon"] .sv-modal-header {
    background: rgba(11,16,35,0.96);
    border-color: rgba(150,220,255,0.12);
}

[data-builder-theme="event-horizon"] .sv-modal-title {
    color: #44d7ff;
    text-shadow: 0 0 18px rgba(68,215,255,0.22);
}

[data-builder-theme="event-horizon"] .sv-modal-desc {
    color: rgba(234,247,255,0.52);
}

[data-builder-theme="event-horizon"] .sv-close-btn {
    color: rgba(234,247,255,0.42);
}

[data-builder-theme="event-horizon"] .sv-close-btn:hover {
    color: #eaf7ff;
    background: rgba(68,215,255,0.08);
}

[data-builder-theme="event-horizon"] .sv-file-tree {
    background: #050816;
    border-color: rgba(150,220,255,0.12);
}

[data-builder-theme="event-horizon"] .sv-file-item {
    color: rgba(234,247,255,0.58);
}

[data-builder-theme="event-horizon"] .sv-file-item:hover {
    color: #eaf7ff;
    background: rgba(68,215,255,0.06);
}

[data-builder-theme="event-horizon"] .sv-file-item.is-active {
    background: rgba(68,215,255,0.13);
    color: #44d7ff;
}

[data-builder-theme="event-horizon"] .sv-code-pane {
    background: #050816;
}

[data-builder-theme="event-horizon"] .sv-code-toolbar {
    background: #0b1023;
    border-color: rgba(150,220,255,0.10);
}

[data-builder-theme="event-horizon"] .sv-active-filename {
    color: rgba(234,247,255,0.52);
}

[data-builder-theme="event-horizon"] .sv-pre {
    background: #050816 !important;
    color: #eaf7ff;
}

/* Toasts */
[data-builder-theme="event-horizon"] .rsl-toast {
    background-color: #11182d;
    border-color: rgba(68,215,255,0.24);
    box-shadow: 0 12px 38px rgba(68,215,255,0.16);
}

[data-builder-theme="event-horizon"] .rsl-toast-body {
    color: #eaf7ff;
    background-color: #11182d;
}

/* Sitemap / sidebars */
[data-builder-theme="event-horizon"] .sitemap-sidebar {
    background:
        radial-gradient(circle at top, rgba(68,215,255,0.08), transparent 35%),
        var(--bg-soft);
    border-color: rgba(150,220,255,0.12);
}

[data-builder-theme="event-horizon"] .recent-projects-toggle:hover {
    background: rgba(68,215,255,0.07);
}

/* Loader */
[data-builder-theme="event-horizon"] .preview-loader-text,
[data-builder-theme="event-horizon"] .preview-loader-phase {
    color: #44d7ff;
    text-shadow: 0 0 22px rgba(68,215,255,0.34);
}

/* Subtle starfield overlay */
[data-builder-theme="event-horizon"] .builder-wrapper::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(circle, rgba(234,247,255,0.34) 0 1px, transparent 1.4px),
        radial-gradient(circle, rgba(68,215,255,0.24) 0 1px, transparent 1.5px),
        radial-gradient(circle, rgba(123,97,255,0.22) 0 1px, transparent 1.5px);
    background-size: 96px 96px, 140px 140px, 190px 190px;
    background-position: 12px 18px, 70px 44px, 130px 90px;
    opacity: 0.16;
    mask-image: linear-gradient(to bottom, black, transparent 78%);
}

/* Thin holographic edge highlights.
   .builder-header and .chat-input-form have no base position, so scope a
   positioning context to this theme (don't touch the shared base rules).
   .preview-header is already position:relative. */
[data-builder-theme="event-horizon"] .builder-header,
[data-builder-theme="event-horizon"] .chat-input-form {
    position: relative;
}

[data-builder-theme="event-horizon"] .builder-header::after,
[data-builder-theme="event-horizon"] .preview-header::after,
[data-builder-theme="event-horizon"] .chat-input-form::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 1px;
    pointer-events: none;
    background: linear-gradient(90deg, transparent, rgba(68,215,255,0.55), rgba(123,97,255,0.35), transparent);
}

[data-builder-theme="event-horizon"] .builder-header::after,
[data-builder-theme="event-horizon"] .preview-header::after {
    bottom: 0;
}

[data-builder-theme="event-horizon"] .chat-input-form::before {
    top: 0;
}


/* ── Bricktopia ── colorful kid-friendly creative builder theme */
[data-builder-theme="bricktopia"] {
    --bg: #102a63;
    --bg-soft: #173a82;
    --bg-soft-2: #0d2356;
    --bg-card: #214b9b;
    --bg-input: rgba(255, 255, 255, 0.10);

    --border: rgba(255, 255, 255, 0.16);
    --border-strong: rgba(255, 255, 255, 0.28);
    --border-glow: rgba(255, 210, 64, 0.55);

    --text: #fffdf5;
    --text-muted: rgba(255, 253, 245, 0.76);
    --text-dim: rgba(255, 253, 245, 0.48);

    --accent: #ffd23f;
    --accent-2: #ff4d4d;
    --accent-3: #38d66b;
    --accent-glow: rgba(255, 210, 63, 0.32);

    --gradient: linear-gradient(135deg, #ffd23f 0%, #ff4d4d 38%, #38d66b 72%, #7c5cff 100%);
    --gradient-2: linear-gradient(135deg, #ffd23f 0%, #ff8a3d 100%);
    --gradient-text: linear-gradient(120deg, #fffdf5 0%, #ffd23f 38%, #ff4d4d 68%, #38d66b 100%);
    --gradient-success: linear-gradient(135deg, #38d66b 0%, #20b85a 100%);

    --shadow-glow: 0 10px 32px rgba(255, 210, 63, 0.24);
    --shadow-sm: 0 3px 0 rgba(5, 20, 54, 0.50), 0 2px 10px rgba(5, 20, 54, 0.22);
    --shadow-md: 0 5px 0 rgba(5, 20, 54, 0.42), 0 10px 26px rgba(5, 20, 54, 0.32);
    --shadow-lg: 0 8px 0 rgba(5, 20, 54, 0.38), 0 26px 64px rgba(5, 20, 54, 0.46);

    --radius-sm: 14px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 30px;
}

/* Main chrome */
[data-builder-theme="bricktopia"] .builder-header {
    background:
        linear-gradient(180deg, rgba(23,58,130,0.97), rgba(16,42,99,0.94));
    border-bottom: 3px solid rgba(255,210,63,0.65);
    box-shadow: 0 6px 0 rgba(5,20,54,0.40), 0 14px 34px rgba(5,20,54,0.30);
}

[data-builder-theme="bricktopia"] .header-left h1 {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 900;
    letter-spacing: -0.03em;
    text-shadow: none;
}

[data-builder-theme="bricktopia"] .chat-panel {
    background:
        radial-gradient(circle at 18% 10%, rgba(255,210,63,0.16), transparent 34%),
        radial-gradient(circle at 88% 18%, rgba(255,77,77,0.13), transparent 34%),
        linear-gradient(180deg, rgba(23,58,130,0.88), rgba(13,35,86,0.84));
    border-right: 3px solid rgba(255,255,255,0.12);
}

[data-builder-theme="bricktopia"] .chat-input-form {
    background: rgba(13,35,86,0.96);
    border-top: 3px solid rgba(255,210,63,0.42);
    box-shadow: 0 -8px 0 rgba(5,20,54,0.22);
}

[data-builder-theme="bricktopia"] .preview-header {
    background: rgba(23,58,130,0.94);
    border-bottom: 3px solid rgba(255,255,255,0.12);
}

/* Friendly bubbles */
[data-builder-theme="bricktopia"] .msg-bubble {
    background: rgba(33,75,155,0.96);
    border: 2px solid rgba(255,255,255,0.16);
    box-shadow: 0 4px 0 rgba(5,20,54,0.30), 0 10px 22px rgba(5,20,54,0.22);
}

[data-builder-theme="bricktopia"] .message.user .msg-bubble {
    background: linear-gradient(135deg, rgba(255,210,63,0.22), rgba(255,138,61,0.12));
    border-color: rgba(255,210,63,0.48);
    box-shadow: 0 4px 0 rgba(160,98,12,0.35), 0 10px 24px rgba(255,210,63,0.14);
}

[data-builder-theme="bricktopia"] .msg-avatar.ai {
    background: #38d66b;
    color: #08294b;
    border: 2px solid rgba(255,255,255,0.35);
    font-weight: 900;
}

[data-builder-theme="bricktopia"] .msg-avatar.user {
    background: #ffd23f;
    color: #102a63;
    border: 2px solid rgba(255,255,255,0.45);
    font-weight: 900;
}

/* Primary buttons */
[data-builder-theme="bricktopia"] .download-btn,
[data-builder-theme="bricktopia"] .goals-continue,
[data-builder-theme="bricktopia"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn) {
    background: var(--gradient-2);
    color: #102a63;
    font-weight: 900;
    border: 2px solid rgba(255,255,255,0.42);
    box-shadow: 0 5px 0 rgba(168,104,0,0.55), 0 12px 26px rgba(255,210,63,0.22);
}

[data-builder-theme="bricktopia"] .download-btn:hover,
[data-builder-theme="bricktopia"] .goals-continue:hover,
[data-builder-theme="bricktopia"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn):hover {
    filter: brightness(1.05) saturate(1.08);
    transform: translateY(-1px);
    box-shadow: 0 6px 0 rgba(168,104,0,0.55), 0 16px 32px rgba(255,210,63,0.30);
}

[data-builder-theme="bricktopia"] .download-btn:active,
[data-builder-theme="bricktopia"] .goals-continue:active,
[data-builder-theme="bricktopia"] .chat-input-form button:not(:disabled):not(.clear-chat-btn):not(.chat-attach-btn):active {
    transform: translateY(3px);
    box-shadow: 0 2px 0 rgba(168,104,0,0.55), 0 8px 18px rgba(255,210,63,0.22);
}

/* Inputs */
[data-builder-theme="bricktopia"] .chat-input-form textarea,
[data-builder-theme="bricktopia"] input,
[data-builder-theme="bricktopia"] textarea,
[data-builder-theme="bricktopia"] select {
    background: rgba(255,255,255,0.10);
    border: 2px solid rgba(255,255,255,0.16);
    color: var(--text);
}

[data-builder-theme="bricktopia"] .chat-input-form textarea::placeholder,
[data-builder-theme="bricktopia"] input::placeholder,
[data-builder-theme="bricktopia"] textarea::placeholder {
    color: rgba(255,253,245,0.48);
}

[data-builder-theme="bricktopia"] .chat-input-form textarea:focus,
[data-builder-theme="bricktopia"] input:focus,
[data-builder-theme="bricktopia"] textarea:focus,
[data-builder-theme="bricktopia"] select:focus {
    border-color: rgba(255,210,63,0.70);
    box-shadow: 0 0 0 4px rgba(255,210,63,0.18);
}

/* Page switcher */
[data-builder-theme="bricktopia"] .page-switcher {
    background: #0d2356;
    border-bottom: 3px solid rgba(255,255,255,0.12);
}

[data-builder-theme="bricktopia"] .page-switcher-tab {
    color: rgba(255,253,245,0.58);
    font-weight: 800;
}

[data-builder-theme="bricktopia"] .page-switcher-tab:hover {
    color: #fffdf5;
    background: rgba(255,255,255,0.08);
}

[data-builder-theme="bricktopia"] .page-switcher-tab.active {
    color: #102a63;
    background: #ffd23f;
    border-color: rgba(255,255,255,0.35);
    border-bottom-color: #ffd23f;
    box-shadow: 0 -3px 0 rgba(255,255,255,0.24) inset, 0 4px 0 rgba(168,104,0,0.42);
}

[data-builder-theme="bricktopia"] .page-switcher-add {
    border: 2px dashed rgba(255,210,63,0.42);
    color: rgba(255,210,63,0.72);
}

[data-builder-theme="bricktopia"] .page-switcher-add:hover {
    color: #102a63;
    background: #ffd23f;
    border-style: solid;
}

/* Preview area: building mat grid */
[data-builder-theme="bricktopia"] .preview-container {
    background-color: #0d2356;
    background-image:
        radial-gradient(circle at 20% 18%, rgba(255,210,63,0.16), transparent 25%),
        radial-gradient(circle at 82% 14%, rgba(255,77,77,0.13), transparent 25%),
        radial-gradient(circle at 60% 82%, rgba(56,214,107,0.12), transparent 28%),
        radial-gradient(circle, rgba(255,255,255,0.13) 0 2px, transparent 2.5px),
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
    background-size:
        auto,
        auto,
        auto,
        32px 32px,
        32px 32px,
        32px 32px;
    background-position:
        center,
        center,
        center,
        8px 8px,
        0 0,
        0 0;
}

/* Soft playful background */
[data-builder-theme="bricktopia"] body::before {
    background:
        radial-gradient(ellipse at 18% 8%, rgba(255,210,63,0.14), transparent 46%),
        radial-gradient(ellipse at 82% 12%, rgba(255,77,77,0.10), transparent 48%),
        radial-gradient(ellipse at 50% 100%, rgba(56,214,107,0.10), transparent 50%);
    opacity: 1;
}

/* Cards */
[data-builder-theme="bricktopia"] .goal-card,
[data-builder-theme="bricktopia"] .mode-card,
[data-builder-theme="bricktopia"] .component-card,
[data-builder-theme="bricktopia"] .rp-tile {
    background: rgba(33,75,155,0.92);
    border: 2px solid rgba(255,255,255,0.16);
    box-shadow: 0 5px 0 rgba(5,20,54,0.36), 0 14px 30px rgba(5,20,54,0.24);
}

[data-builder-theme="bricktopia"] .goal-card:hover,
[data-builder-theme="bricktopia"] .mode-card:hover,
[data-builder-theme="bricktopia"] .component-card:hover,
[data-builder-theme="bricktopia"] .rp-tile:hover {
    background: rgba(41,90,178,0.96);
    border-color: rgba(255,210,63,0.52);
    box-shadow: 0 6px 0 rgba(5,20,54,0.34), 0 18px 36px rgba(255,210,63,0.12);
    transform: translateY(-1px);
}

[data-builder-theme="bricktopia"] .rp-thumb {
    background: rgba(255,255,255,0.12);
    color: rgba(255,253,245,0.48);
    border: 2px solid rgba(255,255,255,0.12);
}

[data-builder-theme="bricktopia"] .rp-open-btn {
    background: rgba(255,210,63,0.18);
    border-color: rgba(255,210,63,0.45);
    color: #ffd23f;
    font-weight: 900;
}

/* Toggles */
[data-builder-theme="bricktopia"] .toggle-btn:hover {
    background: rgba(255,255,255,0.08);
}

[data-builder-theme="bricktopia"] .toggle-btn.active {
    background: #ffd23f;
    color: #102a63;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.24), 0 4px 0 rgba(168,104,0,0.40);
    font-weight: 900;
}

[data-builder-theme="bricktopia"] .chat-attach-btn {
    background: rgba(255,255,255,0.10) !important;
    color: rgba(255,253,245,0.76) !important;
    border-color: rgba(255,255,255,0.16) !important;
}

[data-builder-theme="bricktopia"] .chat-attach-btn:hover {
    background: rgba(255,210,63,0.18) !important;
    color: #ffd23f !important;
    border-color: rgba(255,210,63,0.48) !important;
}

/* Phase tracker */
[data-builder-theme="bricktopia"] .phase-tracker {
    background: rgba(13,35,86,0.98);
    border-bottom: 3px solid rgba(255,210,63,0.35);
    box-shadow: 0 6px 0 rgba(5,20,54,0.26);
}

[data-builder-theme="bricktopia"] .phase-tracker-label {
    color: rgba(255,253,245,0.48);
    font-weight: 800;
}

[data-builder-theme="bricktopia"] .phase-step {
    color: rgba(255,253,245,0.52);
    font-weight: 800;
}

[data-builder-theme="bricktopia"] .phase-step.active {
    color: #ffd23f;
}

[data-builder-theme="bricktopia"] .phase-step.done {
    color: #38d66b;
}

[data-builder-theme="bricktopia"] .phase-step + .phase-step::before {
    background: rgba(255,255,255,0.16);
}

[data-builder-theme="bricktopia"] .phase-step .phase-step-icon {
    border-color: rgba(255,255,255,0.24);
}

[data-builder-theme="bricktopia"] .phase-tracker-dismiss {
    color: rgba(255,253,245,0.42);
}

[data-builder-theme="bricktopia"] .phase-tracker-dismiss:hover {
    color: #ffd23f;
}

/* Source viewer / modal */
[data-builder-theme="bricktopia"] .sv-modal {
    background:
        radial-gradient(circle at top left, rgba(255,210,63,0.13), transparent 32%),
        radial-gradient(circle at bottom right, rgba(56,214,107,0.10), transparent 36%),
        #102a63;
    border: 3px solid rgba(255,210,63,0.32);
    box-shadow: 0 8px 0 rgba(5,20,54,0.45), 0 30px 84px rgba(5,20,54,0.60);
}

[data-builder-theme="bricktopia"] .sv-modal-header {
    background: #173a82;
    border-bottom: 3px solid rgba(255,255,255,0.12);
}

[data-builder-theme="bricktopia"] .sv-modal-title {
    color: #ffd23f;
    font-weight: 900;
}

[data-builder-theme="bricktopia"] .sv-modal-desc {
    color: rgba(255,253,245,0.62);
}

[data-builder-theme="bricktopia"] .sv-close-btn {
    color: rgba(255,253,245,0.58);
}

[data-builder-theme="bricktopia"] .sv-close-btn:hover {
    color: #102a63;
    background: #ffd23f;
}

[data-builder-theme="bricktopia"] .sv-file-tree {
    background: #0d2356;
    border-color: rgba(255,255,255,0.14);
}

[data-builder-theme="bricktopia"] .sv-file-item {
    color: rgba(255,253,245,0.68);
}

[data-builder-theme="bricktopia"] .sv-file-item:hover {
    color: #fffdf5;
    background: rgba(255,255,255,0.08);
}

[data-builder-theme="bricktopia"] .sv-file-item.is-active {
    background: rgba(255,210,63,0.18);
    color: #ffd23f;
}

[data-builder-theme="bricktopia"] .sv-code-pane {
    background: #0d2356;
}

[data-builder-theme="bricktopia"] .sv-code-toolbar {
    background: #173a82;
    border-color: rgba(255,255,255,0.12);
}

[data-builder-theme="bricktopia"] .sv-active-filename {
    color: rgba(255,253,245,0.62);
}

[data-builder-theme="bricktopia"] .sv-pre {
    background: #0d2356 !important;
    color: #fffdf5;
}

/* Toasts */
[data-builder-theme="bricktopia"] .rsl-toast {
    background-color: #214b9b;
    border: 2px solid rgba(255,210,63,0.36);
    box-shadow: 0 5px 0 rgba(5,20,54,0.35), 0 14px 32px rgba(255,210,63,0.14);
}

[data-builder-theme="bricktopia"] .rsl-toast-body {
    color: #fffdf5;
    background-color: #214b9b;
}

/* Sitemap / sidebars */
[data-builder-theme="bricktopia"] .sitemap-sidebar {
    background:
        radial-gradient(circle at top, rgba(255,210,63,0.12), transparent 34%),
        var(--bg-soft);
    border-color: rgba(255,255,255,0.14);
}

[data-builder-theme="bricktopia"] .recent-projects-toggle:hover {
    background: rgba(255,255,255,0.08);
}

/* Loader */
[data-builder-theme="bricktopia"] .preview-loader-text,
[data-builder-theme="bricktopia"] .preview-loader-phase {
    color: #ffd23f;
    text-shadow: 0 0 18px rgba(255,210,63,0.28);
    font-weight: 900;
}

/* Subtle building-block dot overlay */
[data-builder-theme="bricktopia"] .builder-wrapper::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        radial-gradient(circle, rgba(255,255,255,0.14) 0 2px, transparent 2.5px),
        radial-gradient(circle, rgba(255,210,63,0.12) 0 2px, transparent 2.5px);
    background-size: 40px 40px, 64px 64px;
    background-position: 8px 8px, 20px 20px;
    opacity: 0.20;
    mask-image: linear-gradient(to bottom, black, transparent 72%);
}


/* ============================================================
   BUILDER MODALS — variable-driven theming
   RSL's modal.css hardcodes .modal { background:#fff; color:#333 } and only
   recolors under [data-theme="dark"] — which the builder never sets (it uses
   [data-builder-theme]). Result: every builder-side RSL modal (Add Page,
   nav-link edit, CSV import, etc.) rendered white-on-light → invisible text on
   dark builder themes. These rules point the modal surfaces at the builder
   theme variables so EVERY theme — current and future — themes its modals
   automatically with zero per-theme blocks.

   builder.css is loaded only in the builder document (not the preview iframe),
   so these .modal rules never reach the AI-generated site's own modals.
   ============================================================ */
.modal {
    background: var(--bg-card) !important;
    color: var(--text) !important;
}
.modal-header {
    border-bottom-color: var(--border) !important;
}
.modal-title,
.modal-header h2 {
    color: var(--text) !important;
}
.modal-header .close-modal,
.modal-close {
    color: var(--text-muted) !important;
}
.modal-header .close-modal:hover,
.modal-close:hover {
    color: var(--text) !important;
    background-color: var(--bg-input) !important;
}
.modal-body,
.modal-body p {
    color: var(--text) !important;
}
.modal-footer {
    border-top-color: var(--border) !important;
}
/* Inputs inside builder modals (some use inline styles, but cover the rest) */
.modal-body input,
.modal-body textarea,
.modal-body select {
    background: var(--bg-input);
    border-color: var(--border);
    color: var(--text);
}
.modal-body input::placeholder,
.modal-body textarea::placeholder {
    color: var(--text-dim);
}
/* Themed scrollbar for scrollable builder modals (Brand, nav-link, CSV
   import…) — matches the chat panel / footer builder bars. The scroll
   container is .modal itself (RSL sets .modal { overflow:auto }); .modal-body
   is included too in case any modal scrolls there instead. */
.modal,
.modal-body {
    scrollbar-width: thin;
    scrollbar-color: var(--accent) var(--bg-input);
}
.modal::-webkit-scrollbar,
.modal-body::-webkit-scrollbar { width: 8px; height: 8px; }
.modal::-webkit-scrollbar-track,
.modal-body::-webkit-scrollbar-track { background: var(--bg-input); border-radius: 4px; }
.modal::-webkit-scrollbar-thumb,
.modal-body::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }
.modal::-webkit-scrollbar-thumb:hover,
.modal-body::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }


/* ============================================================
   BUILDER ALERTS / CONFIRM / PROMPT — surface theming only
   RSL's alerts.css hardcodes .alert { background:#fff } with #333/#666 text,
   so RSL.Alerts.confirm/prompt/alert dialogs (Clear Chat, etc.) render as a
   white box with dark text — unreadable on dark builder themes.

   We theme ONLY the SURFACE (box bg, neutral title/body, neutral buttons,
   input) via theme variables. We deliberately DO NOT touch the SEMANTIC colors
   — the .rsl-alert-{success,danger,warning,info} colored top-bar and their
   typed .alert-title colors carry MEANING (a danger dialog must stay red on
   every theme), so those are left to RSL.

   Specificity is intentional: RSL's base neutral title is `.alert .alert-title`
   (0,2,0); we match it WITHOUT !important so the higher-specificity typed rule
   `.alert.rsl-alert-danger .alert-title` (0,3,0) still wins and keeps its
   semantic color. builder.css loads AFTER alerts.css, so same-specificity
   surface rules win on source order. builder.css never reaches the preview
   iframe, so the AI site's own alerts are unaffected.
   ============================================================ */
.alert {
    background-color: var(--bg-card);
    color: var(--text);
}
/* Neutral title/body — typed (.rsl-alert-*) titles keep their semantic color
   via higher specificity; no !important here on purpose. */
.alert .alert-title {
    color: var(--text);
}
.alert .alert-text {
    color: var(--text-muted);
}
/* Neutral Cancel button → theme surface (RSL default is flat grey #6c757d).
   Confirm/OK buttons are LEFT semantic (blue/red/etc) — not overridden. */
.alert .alert-btn.alert-cancel {
    background-color: var(--bg-input);
    border-color: var(--border-strong);
    color: var(--text);
}
.alert .alert-btn.alert-cancel:hover {
    background-color: var(--bg-soft);
    border-color: var(--border-strong);
    color: var(--text);
}
/* Prompt input field */
.alert .alert-input {
    background: var(--bg-input);
    border-color: var(--border);
    color: var(--text);
}
.alert .alert-input::placeholder {
    color: var(--text-dim);
}
.alert .alert-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}


/* ============================================================
   THEME PICKER — popup + swatches
   ============================================================ */
.theme-picker-popup {
    position: fixed;
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: 0.875rem;
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    z-index: 99999;
}

.theme-picker-label {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    margin-bottom: 0.625rem;
}

.theme-picker-swatches {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
}

.theme-swatch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    padding: 0.5rem 0.35rem;
    background: transparent;
    border: 1.5px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    transition: border-color 0.15s, background 0.15s;
}

.theme-swatch:hover {
    background: var(--bg-input);
    border-color: var(--border-strong);
}

.theme-swatch.is-active {
    border-color: var(--accent);
    background: var(--bg-input);
}

.swatch-bg {
    display: block;
    width: 32px;
    height: 22px;
    border-radius: 4px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3);
    box-sizing: border-box;
}

.swatch-name {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    text-align: center;
    white-space: nowrap;
}

.theme-swatch.is-active .swatch-name {
    color: var(--text);
}

/* Reset and base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding: 0;
    line-height: 1.5;
    overflow-x: hidden;
}

/* Subtle ambient glow behind the app — gives the dark canvas depth */
body::before {
    content: '';
    position: fixed;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 1400px;
    height: 1000px;
    background: radial-gradient(ellipse, var(--accent-glow) 0%, transparent 60%);
    filter: blur(100px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

::selection { background: var(--accent); color: white; }

/* Main wrapper - full viewport */
.builder-wrapper {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
    overflow: hidden;
}

/* ============================================================
   HEADER
   ============================================================ */
.builder-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(11, 16, 32, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text);
    padding: 0.875rem 1.5rem;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
}

.header-left { display: flex; flex-direction: column; gap: 0.125rem; }

.header-left h1 {
    font-family: 'Fraunces', serif;
    font-weight: 900;
    font-size: 1.375rem;
    line-height: 1;
    letter-spacing: -0.02em;
    white-space: nowrap;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-left p {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Header Controls */
.header-controls {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.control-label {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
    color: var(--text-dim);
}

/* Collapse toggle — user opt-in icon-only mode for the action buttons.
   Off by default; toggled by adding .controls-collapsed to .builder-header.
   Hides the text labels on the .source-btn-family buttons (Brand, Nav,
   Pages, Help, Source, Undo, Redo, Download) but keeps their icons +
   title tooltips. The Layout/Preview toggles are already icon-only. */
.builder-header.controls-collapsed .header-controls .source-btn span,
.builder-header.controls-collapsed .header-controls .brand-panel-btn span,
.builder-header.controls-collapsed .header-controls .nav-builder-btn span,
.builder-header.controls-collapsed .header-controls .sitemap-toggle-btn span,
.builder-header.controls-collapsed .header-controls .download-btn span {
    display: none;
}
.builder-header.controls-collapsed .header-controls .source-btn,
.builder-header.controls-collapsed .header-controls .brand-panel-btn,
.builder-header.controls-collapsed .header-controls .nav-builder-btn,
.builder-header.controls-collapsed .header-controls .sitemap-toggle-btn,
.builder-header.controls-collapsed .header-controls .download-btn {
    padding-left: 0.55rem;
    padding-right: 0.55rem;
}

/* The collapse button itself — same family as .source-btn. */
.controls-collapse-btn .controls-collapse-expand { display: none; }
.builder-header.controls-collapsed .controls-collapse-btn .controls-collapse-expand { display: inline; }
.builder-header.controls-collapsed .controls-collapse-btn .controls-collapse-collapse { display: none; }

.toggle-buttons {
    display: flex;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px;
}

.toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 28px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.toggle-btn:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
}

.toggle-btn.active {
    background: rgba(124, 92, 255, 0.2);
    color: var(--text);
    box-shadow: 0 0 0 1px rgba(124, 92, 255, 0.4);
}

/* Download Button */
.download-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.1rem;
    background: var(--gradient-2);
    color: white;
    border: none;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    box-shadow: 0 4px 16px var(--accent-glow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.download-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.download-btn:disabled {
    background: var(--bg-input);
    color: var(--text-dim);
    cursor: not-allowed;
    box-shadow: none;
    border: 1px solid var(--border);
}

.download-btn svg { flex-shrink: 0; }

/* ============================================================
   MAIN BUILDER LAYOUT
   ============================================================ */
.builder-main {
    display: flex;
    flex: 1;
    overflow: hidden;
    background: var(--bg);
    position: relative;
    z-index: 1;
}

.builder-main.layout-horizontal { flex-direction: row; }
.builder-main.layout-vertical { flex-direction: column; }

/* ============================================================
   CHAT PANEL
   ============================================================ */
.chat-panel {
    display: flex;
    flex-direction: column;
    background: rgba(11, 16, 32, 0.6);
    border-right: 1px solid var(--border);
    min-height: 0;
}

.layout-horizontal .chat-panel {
    width: 40%;
    min-width: 360px;
    max-width: 520px;
}

.layout-vertical .chat-panel {
    height: 50%;
    min-height: 200px;
    border-right: none;
    border-bottom: 1px solid var(--border);
}

/* Messages area */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    scroll-behavior: smooth;
}

.chat-messages { scrollbar-width: thin; scrollbar-color: var(--accent) rgba(255,255,255,0.04); }
.chat-messages::-webkit-scrollbar { width: 8px; }
.chat-messages::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 4px;
}
.chat-messages::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}
.chat-messages::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }

/* ============================================================
   MESSAGES — demo-style avatar + name + bubble
   The outer .message.ai/.message.user is a transparent container
   (other code targets it for streaming hooks, contrast checks,
   etc.). The visible chrome lives on .msg-bubble inside.
   ============================================================ */
.message {
    max-width: 100%;
    padding: 0;
    background: none;
    border: none;
    line-height: 1.55;
    font-size: 0.9rem;
    /* Preserve line breaks from multi-paragraph pastes (textarea-based
       chat input). pre-wrap respects \n while still wrapping long lines. */
    white-space: normal;
    word-wrap: break-word;
    animation: msg-in 0.4s ease-out backwards;
}

@keyframes msg-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.message-row {
    display: flex;
    gap: 0.625rem;
    align-items: flex-start;
}

.msg-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.7rem;
    flex-shrink: 0;
    user-select: none;
}

.msg-avatar.user {
    background: var(--gradient-success);
    color: var(--bg);
}

.msg-avatar.ai {
    background: var(--gradient-2);
    color: white;
    box-shadow: 0 0 12px rgba(124, 92, 255, 0.4);
}

.msg-content {
    flex: 1;
    min-width: 0;
}

.msg-name {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-dim);
    margin-bottom: 0.25rem;
}

.msg-bubble {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 0.75rem 0.9rem;
    border-radius: 12px;
    border-top-left-radius: 4px;
    color: var(--text);
    white-space: pre-wrap;
    word-wrap: break-word;
    /* Force long URLs / unbreakable strings to break at any char so
       the bubble can never overflow its column. word-wrap: break-word
       alone doesn't break inside long words — overflow-wrap: anywhere
       does. Required for both AI and user bubbles (pasted URLs are
       the common trigger). */
    overflow-wrap: anywhere;
    word-break: break-word;
    box-shadow: var(--shadow-sm);
}

/* User messages: right-aligned, accent color, avatar on the right */
.message.user .message-row {
    flex-direction: row-reverse;
}

.message.user .msg-content {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.message.user .msg-name {
    text-align: right;
}

.message.user .msg-bubble {
    background: rgba(91, 232, 199, 0.1);
    border-color: rgba(91, 232, 199, 0.28);
    border-radius: 12px;
    border-top-right-radius: 4px;
    border-top-left-radius: 12px;
    /* fit-content shrinks the bubble to its text width on short messages
       (so the bubble doesn't span full column). But fit-content also lets
       the bubble grow to its intrinsic content width — when the user
       pastes a long URL with no whitespace, that intrinsic width can be
       1000+px and overflow the chat panel. Cap with max-width: 100% so
       the bubble can never exceed its column, and force long URLs to
       break at any character boundary via overflow-wrap: anywhere. */
    max-width: min(fit-content, 100%);
    overflow-wrap: anywhere;
    word-break: break-word;
}

/* Inline action chip rendered below an AI bubble. Currently used for
   the "Try a different approach" regenerate prompt on dataset-driven
   builds. Sits flush with the bubble's left edge, smaller than a real
   button so it reads as a follow-up suggestion, not a primary CTA. */
.msg-action-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: 0.5rem;
    padding: 0.4rem 0.7rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text);
    background: rgba(124, 92, 255, 0.08);
    border: 1px solid rgba(124, 92, 255, 0.32);
    border-radius: 999px;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, transform 0.05s ease;
}

.msg-action-chip:hover {
    background: rgba(124, 92, 255, 0.16);
    border-color: rgba(124, 92, 255, 0.5);
}

.msg-action-chip:active {
    transform: translateY(1px);
}

.msg-action-chip:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.msg-action-chip-icon {
    display: inline-block;
    font-size: 0.95rem;
    line-height: 1;
    color: var(--accent);
}

/* Loading bubble — italic, muted */
.msg-bubble.is-loading {
    color: var(--text-muted);
    font-style: italic;
}

/* While text is streaming in via SSE, show a blinking gradient cursor at
   the end of the bubble so the user can see the AI is actively typing. */
.message.ai.streaming .msg-bubble::after {
    content: '▋';
    display: inline-block;
    margin-left: 2px;
    animation: rsl-streaming-cursor 1s steps(1) infinite;
    color: var(--accent-2);
}

@keyframes rsl-streaming-cursor {
    50% { opacity: 0; }
}

/* Inline links inside messages (markdown might emit these) */
.message a {
    color: var(--accent-3);
    text-decoration: none;
    border-bottom: 1px dashed rgba(91, 232, 199, 0.4);
}
.message a:hover { border-bottom-style: solid; }

/* ============================================================
   CHAT INPUT
   ============================================================ */
.chat-input-form {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    padding: 0.875rem 1rem;
    background: rgba(11, 16, 32, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid var(--border);
}

.chat-input-form textarea {
    flex: 1;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text);
    font-size: 0.9rem;
    font-family: inherit;
    line-height: 1.4;
    resize: none;
    overflow-y: auto;
    max-height: 9rem;
    min-height: 2.5rem;
    transition: border-color 0.2s, box-shadow 0.2s, height 0.05s;
    box-sizing: border-box;
}

.chat-input-form textarea::placeholder { color: var(--text-dim); }
.chat-input-form textarea { scrollbar-width: thin; scrollbar-color: var(--accent) transparent; }
.chat-input-form textarea::-webkit-scrollbar { width: 4px; }
.chat-input-form textarea::-webkit-scrollbar-track { background: transparent; }
.chat-input-form textarea::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }
.chat-input-form textarea::-webkit-scrollbar-thumb:hover { background: var(--accent-2, var(--accent)); }

.chat-input-form textarea:focus {
    outline: none;
    border-color: var(--border-glow);
    box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.15);
}

.chat-input-form textarea:disabled {
    background: rgba(255, 255, 255, 0.02);
    cursor: not-allowed;
    opacity: 0.7;
}

.chat-input-form button {
    padding: 0.625rem 1.25rem;
    background: var(--gradient-2);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    box-shadow: 0 4px 16px var(--accent-glow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.chat-input-form button:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px var(--accent-glow);
}

.chat-input-form button:disabled {
    background: var(--bg-input);
    color: var(--text-dim);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    border: 1px solid var(--border);
}

/* Stop generation button — shown only while streaming, replaces Send visually */
.stop-generation-btn {
    display: none;
    background: transparent !important;
    color: #e05555 !important;
    border: 1px solid #e05555 !important;
    box-shadow: none !important;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: background 0.15s, color 0.15s;
}
.stop-generation-btn:not([hidden]) {
    display: inline-flex;
}
.stop-generation-btn:hover:not(:disabled) {
    background: rgba(224, 85, 85, 0.12) !important;
    transform: none !important;
    box-shadow: none !important;
}

/* === Chat attach (paperclip) menu — Phase 1 of HTML re-upload feature.
   Lives at the left of the chat input form. Opens a small popup with
   "Upload existing site" option that triggers the hidden file input. */
.chat-attach-wrapper {
    position: relative;
    flex: 0 0 auto;
}

.clear-chat-btn {
    background: transparent !important;
    color: var(--text-dim) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
    font-size: 0.78rem !important;
    padding: 0 0.65rem !important;
    height: 2.5rem;
    border-radius: var(--radius-sm);
    flex: 0 0 auto;
    white-space: nowrap;
    transition: color 0.15s ease, border-color 0.15s ease;
}
.clear-chat-btn:hover:not(:disabled) {
    color: var(--text) !important;
    border-color: var(--text-dim) !important;
    background: transparent !important;
    transform: none !important;
    box-shadow: none !important;
}

.chat-attach-btn {
    /* Override the generic .chat-input-form button gradient — this is
       an icon button, not the primary Send action. */
    background: var(--bg-input) !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
    padding: 0 !important;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.chat-attach-btn:hover:not(:disabled) {
    background: rgba(124, 92, 255, 0.1) !important;
    border-color: rgba(124, 92, 255, 0.32) !important;
    color: var(--text) !important;
    transform: none !important;
    box-shadow: none !important;
}

.chat-attach-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.chat-attach-menu {
    position: absolute;
    bottom: calc(100% + 0.5rem);
    left: 0;
    min-width: 18rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    z-index: 50;
    padding: 0.25rem;
}

.chat-attach-menu.hidden { display: none; }

.chat-attach-menu-item {
    /* Plain button — override .chat-input-form button gradient. */
    background: transparent !important;
    color: var(--text) !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0.6rem 0.7rem !important;
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 0.7rem;
    text-align: left;
    border-radius: calc(var(--radius-sm) - 2px);
    cursor: pointer;
    font-weight: 500;
    transition: background 0.12s ease;
}

.chat-attach-menu-item:hover:not(:disabled) {
    background: rgba(124, 92, 255, 0.12) !important;
    transform: none !important;
}

.chat-attach-menu-icon {
    font-size: 1.1rem;
    line-height: 1.4;
    flex: 0 0 auto;
}

.chat-attach-menu-body {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    min-width: 0;
    flex: 1;
}

.chat-attach-menu-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
}

.chat-attach-menu-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
}

/* === Session recovery banner. Shown on page load when a same-session
   autosave exists (reload / crash / "conversation too long" error).
   Fixed at the top of the viewport, above everything. */
.session-recovery-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100000;
    background: var(--gradient-2);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: session-recovery-slidein 0.25s ease-out;
}

@keyframes session-recovery-slidein {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.session-recovery-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0.7rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.session-recovery-text {
    font-size: 0.875rem;
    font-weight: 500;
}

.session-recovery-buttons {
    display: flex;
    gap: 0.5rem;
    flex: 0 0 auto;
}

.session-recovery-btn {
    padding: 0.4rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.4);
    transition: background 0.15s ease;
}

.session-recovery-btn.session-recovery-resume {
    background: white;
    color: var(--accent);
    border-color: white;
}

.session-recovery-btn.session-recovery-resume:hover {
    background: rgba(255, 255, 255, 0.9);
}

.session-recovery-btn.session-recovery-discard {
    background: transparent;
    color: white;
}

.session-recovery-btn.session-recovery-discard:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* ============================================================
   PREVIEW PANEL
   ============================================================ */
.preview-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-soft);
    overflow: hidden;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 1rem;
    background: rgba(11, 16, 32, 0.6);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    /* anchor for the absolutely-positioned coachmark; z-index ensures
       the coachmark paints above the sibling preview-container / iframe */
    position: relative;
    z-index: 2;
}

/* Stack label + subtitle vertically inside the header */
.preview-title-group {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
}

.preview-title {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-dim);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.preview-title::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-3);
    box-shadow: 0 0 6px var(--accent-3);
}

/* Always-visible discoverability hint under the LIVE EDIT label. */
.preview-subtitle {
    font-size: 0.6875rem;
    color: var(--text-muted);
    letter-spacing: 0.02em;
    /* Indent to align with the label text (past the dot indicator). */
    padding-left: calc(6px + 0.5rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* First-build coachmark — one-shot popover anchored under the LIVE EDIT
   label. Hidden by default; app.js toggles .hidden on first build. */
.live-edit-coachmark {
    position: absolute;
    top: calc(100% + 8px);
    left: 1rem;
    z-index: 9999;
    max-width: 360px;
    background: linear-gradient(135deg, #7C5CFF 0%, #4f3bb8 100%);
    color: #fff;
    border-radius: 10px;
    padding: 0.85rem 1rem;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.08);
    animation: live-edit-coachmark-in 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.live-edit-coachmark.hidden {
    display: none;
}

@keyframes live-edit-coachmark-in {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.live-edit-coachmark-arrow {
    position: absolute;
    top: -6px;
    left: 24px;
    width: 12px;
    height: 12px;
    background: #7C5CFF;
    transform: rotate(45deg);
    border-radius: 2px;
}

.live-edit-coachmark-body {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.8125rem;
    line-height: 1.4;
    position: relative;
}

.live-edit-coachmark-body strong {
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.live-edit-coachmark-body span {
    color: rgba(255, 255, 255, 0.92);
}

.live-edit-coachmark-dismiss {
    align-self: flex-start;
    margin-top: 0.25rem;
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    letter-spacing: 0.02em;
    transition: background 0.15s ease;
}

.live-edit-coachmark-dismiss:hover {
    background: rgba(255, 255, 255, 0.28);
}

.live-edit-coachmark-dismiss:focus-visible {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

/* ===================================================================
   Guided Tour (Help walkthrough)
   Shares the coachmark's visual language but uses position:fixed so a
   single bubble can follow any anchor element anywhere on screen.
   See plans/guided-tour-v0.1.md.
   =================================================================== */

/* Dimmed backdrop behind the tour (click = skip). The spotlight cut-out
   on the active element is a v1.1 enhancement; v1 just dims the page. */
.gt-backdrop {
    position: fixed;
    inset: 0;
    z-index: 100000;
    background: rgba(8, 10, 24, 0.55);
    opacity: 0;
    transition: opacity 0.25s ease;
}
.gt-backdrop.gt-visible { opacity: 1; }
.gt-backdrop.gt-hidden { display: none; }

/* The highlighted element gets lifted above the backdrop + ringed. */
.gt-spotlight {
    position: relative;
    z-index: 100001 !important;
    box-shadow: 0 0 0 3px #5B7FFF, 0 0 0 9px rgba(91, 127, 255, 0.35),
                0 12px 40px rgba(0, 0, 0, 0.45);
    border-radius: 10px;
    transition: box-shadow 0.2s ease;
}

.gt-bubble {
    position: fixed;
    z-index: 100002;
    width: 340px;
    max-width: calc(100vw - 32px);
    background: linear-gradient(135deg, #7C5CFF 0%, #4f3bb8 100%);
    color: #fff;
    border-radius: 12px;
    padding: 1.1rem 1.2rem 1rem;
    box-shadow: 0 16px 44px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.08);
    font-size: 0.8125rem;
    line-height: 1.45;
    animation: live-edit-coachmark-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.gt-bubble.gt-hidden { display: none; }

/* Informational (non-anchored) stops center on screen, no arrow. */
.gt-bubble.gt-info {
    left: 50% !important;
    top: 50% !important;
    transform: translate(-50%, -50%);
    width: 400px;
}

.gt-arrow {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #7C5CFF;
    transform: rotate(45deg);
    border-radius: 2px;
}
.gt-bubble.gt-info .gt-arrow { display: none; }

.gt-title {
    font-family: 'Fraunces', Georgia, serif;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0 0 0.4rem;
}
.gt-body {
    color: rgba(255, 255, 255, 0.92);
    margin: 0 0 0.9rem;
}

.gt-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}
.gt-progress {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.03em;
}
.gt-controls {
    display: flex;
    gap: 0.4rem;
}
.gt-btn {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 0.4rem 0.95rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    font-family: 'Inter', system-ui, sans-serif;
    cursor: pointer;
    letter-spacing: 0.02em;
    transition: background 0.15s ease;
}
.gt-btn:hover { background: rgba(255, 255, 255, 0.3); }
.gt-btn:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.gt-btn-primary {
    background: #fff;
    color: #4f3bb8;
    border-color: #fff;
}
.gt-btn-primary:hover { background: rgba(255, 255, 255, 0.88); }

.gt-skip {
    position: absolute;
    top: 0.7rem;
    right: 0.8rem;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.72rem;
    font-weight: 500;
    cursor: pointer;
    padding: 0.2rem;
    transition: color 0.15s ease;
}
.gt-skip:hover { color: rgba(255, 255, 255, 0.9); }

/* Help button in the header — same family as .source-btn, but never
   disabled (the tour must run before the first build). */
#tour-help-btn { /* inherits .source-btn styling */ }

/* Compact the subtitle on very narrow viewports so the header doesn't
   wrap or push the viewport-size chip off-screen. */
@media (max-width: 600px) {
    .preview-subtitle {
        display: none;
    }
}

.viewport-size {
    font-size: 0.7rem;
    color: var(--text-muted);
    background: var(--bg-input);
    border: 1px solid var(--border);
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-family: 'SF Mono', Menlo, monospace;
    font-weight: 500;
}

/* Page-switcher tab strip (multipage Phase 1.5.c — 2026-05-16).
   Sits directly above the preview-container. Hidden when site is
   single-page (siteState.manifest.pages.length < 2). Tab chips look
   browser-tabby — active tab gets brand-primary accent + bolder weight.
   "+ Add page" button on the right uses a subtle ghost style. */
.page-switcher {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: var(--bg, #0B1020);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    min-height: 40px;
    flex-shrink: 0;
}
.page-switcher::-webkit-scrollbar { height: 6px; }
.page-switcher::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.12); border-radius: 3px; }

.page-switcher-tab {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid transparent;
    border-radius: 6px 6px 0 0;
    background: transparent;
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    position: relative;
    top: 1px; /* sits ON the bottom-border line */
    font-family: inherit;
}
.page-switcher-tab:hover {
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.95);
}
.page-switcher-tab.active {
    background: var(--bg-input, rgba(255, 255, 255, 0.04));
    color: var(--accent, #7C5CFF);
    font-weight: 600;
    border-color: rgba(255, 255, 255, 0.08);
    border-bottom-color: var(--bg-input, rgba(255, 255, 255, 0.04));
    cursor: default;
}
.page-switcher-tab.active:hover {
    background: var(--bg-input, rgba(255, 255, 255, 0.04));
}

.page-switcher-add {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    border: 1px dashed rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    background: transparent;
    color: rgba(255, 255, 255, 0.55);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    font-family: inherit;
}
.page-switcher-tab ~ .page-switcher-add {
    margin-left: 6px;
}
.page-switcher-add:hover {
    background: rgba(124, 92, 255, 0.1);
    color: var(--accent, #7C5CFF);
    border-color: var(--accent, #7C5CFF);
    border-style: solid;
}

/* Per-tab delete (×) button. Hidden when not hovering the tab so the
   strip stays clean, fades in on tab hover. Click triggers confirm
   then SiteState.deletePage. Home tab does not render this button
   (see PageSwitcher.render — !isHome). */
.page-switcher-tab-delete {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-left: 4px;
    border-radius: 50%;
    background: transparent;
    color: rgba(255, 255, 255, 0.4);
    font-size: 16px;
    line-height: 1;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s, background 0.15s, color 0.15s;
    user-select: none;
    /* Slight visual lift so the × sits above the letter baseline */
    margin-top: -1px;
}
.page-switcher-tab:hover .page-switcher-tab-delete {
    opacity: 0.7;
}
.page-switcher-tab-delete:hover {
    opacity: 1 !important;
    background: rgba(239, 68, 68, 0.2);
    color: rgb(248, 113, 113);
}
/* The active tab keeps its delete affordance visible at low opacity
   even without hover, so the user always sees a way out of the page. */
.page-switcher-tab.active .page-switcher-tab-delete {
    opacity: 0.5;
}
.page-switcher-tab.active .page-switcher-tab-delete:hover {
    opacity: 1 !important;
}

/* ── Phase Tracker ────────────────────────────────────────────────────────────
   Persistent build-phase plan strip. Appears when the AI sends a HARD STOP
   multi-phase plan (game/app complexity). Hidden by default; PhaseTracker
   module in app.js drives it.
   ──────────────────────────────────────────────────────────────────────────── */
.phase-tracker {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0 16px;
    background: rgba(17, 20, 40, 0.95);
    border-bottom: 1px solid rgba(124, 92, 255, 0.2);
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: thin;
    min-height: 44px;
    flex-shrink: 0;
}
.phase-tracker[hidden] { display: none; }
.phase-tracker::-webkit-scrollbar { height: 4px; }
.phase-tracker::-webkit-scrollbar-thumb { background: rgba(124, 92, 255, 0.25); border-radius: 2px; }

.phase-tracker-label {
    font-size: 11px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    white-space: nowrap;
    padding-right: 14px;
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    margin-right: 12px;
    flex-shrink: 0;
}

.phase-tracker-steps {
    display: flex;
    align-items: center;
    gap: 4px;
}

.phase-step {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    color: rgba(255, 255, 255, 0.45);
    transition: background 0.2s, color 0.2s;
    cursor: default;
    position: relative;
}

/* Connector between steps */
.phase-step + .phase-step::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

/* Upcoming: dim with empty circle */
.phase-step .phase-step-icon {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 9px;
    transition: border-color 0.2s, background 0.2s;
}

/* Active: spinning gradient ring + purple text */
.phase-step.active {
    color: var(--accent, #7C5CFF);
    background: rgba(124, 92, 255, 0.1);
}
.phase-step.active .phase-step-icon {
    border-color: var(--accent, #7C5CFF);
    background: rgba(124, 92, 255, 0.15);
    animation: phase-spin 1.2s linear infinite;
}
@keyframes phase-spin {
    0%   { box-shadow: 0 0 0 0 rgba(124,92,255,0.6), 2px 0 0 0 rgba(124,92,255,0.15); }
    50%  { box-shadow: 0 0 0 0 rgba(124,92,255,0.15), -2px 0 0 0 rgba(124,92,255,0.6); }
    100% { box-shadow: 0 0 0 0 rgba(124,92,255,0.6), 2px 0 0 0 rgba(124,92,255,0.15); }
}

/* Done: checkmark icon, green tint */
.phase-step.done {
    color: rgba(255, 255, 255, 0.55);
}
.phase-step.done .phase-step-icon {
    border-color: #34d399;
    background: rgba(52, 211, 153, 0.12);
    color: #34d399;
}

/* Dismiss button */
.phase-tracker-dismiss {
    margin-left: auto;
    padding-left: 12px;
    flex-shrink: 0;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.25);
    font-size: 16px;
    cursor: pointer;
    line-height: 1;
    transition: color 0.15s;
    font-family: inherit;
}
.phase-tracker-dismiss:hover { color: rgba(255, 255, 255, 0.6); }

/* Preview Container - wrapper for centering the iframe */
.preview-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    overflow: hidden;
    /* Positioning context for absolutely-positioned children (the preview
       loader overlays at inset:0 inside this container; without
       position:relative the inset:0 would resolve against a higher
       ancestor and bleed over the chat panel). */
    position: relative;
    background: var(--bg-soft-2);
    /* Subtle dot grid backdrop for the empty preview canvas */
    background-image:
        radial-gradient(circle, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 22px 22px;
    background-position: 0 0;
}

/* Preview Frame - the actual preview area */
.preview-frame {
    display: none;
    flex: 1;
    background: white;
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-md);
    transition: width 0.3s ease;
}

.preview-frame.active { display: block; }

/* Custom microsite mode — iframe is sized at 1280×800 and CSS-scaled to fit.
   JS sets explicit width/height/transform; we just suppress flex sizing
   and the width transition so they don't fight. */
.preview-frame.microsite-mode {
    flex: none;
    transition: none;
    border-radius: var(--radius-md);
}

/* Viewport sizes - width varies, flex: 1 handles height */
.preview-container.viewport-mobile .preview-frame {
    width: 375px;
    max-width: calc(100% - 2rem);
}

.preview-container.viewport-tablet .preview-frame {
    width: 768px;
    max-width: calc(100% - 2rem);
}

.preview-container.viewport-desktop .preview-frame {
    width: calc(100% - 2rem);
}

/* Scroll-driven sites: wheel events on the preview are relayed to the iframe's
   contentWindow via scrollBy() in preview.js — no CSS changes needed here. */

/* Preview Placeholder - shown before any site is built */
.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.preview-placeholder svg {
    margin-bottom: 1rem;
    opacity: 0.35;
    color: var(--accent);
}

.preview-placeholder p {
    font-size: 1.0625rem;
    margin-bottom: 0.4rem;
    color: var(--text);
    font-family: 'Fraunces', serif;
    font-weight: 700;
}

.preview-placeholder .preview-hint {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

.preview-placeholder.hidden { display: none; }

/* ============================================================
   PREVIEW LOADER — gradient orbs while AI is building
   ============================================================
   Fills the preview container while the AI is generating JSON for
   a build/refinement. Hidden by default; PreviewLoader.show()/hide()
   in app.js drive visibility. Designed to feel like ambient "loading
   energy" rather than a fake-skeleton — the rendered site is too
   structurally variable for a meaningful skeleton.
*/
.preview-loader {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    z-index: 5;
    pointer-events: none;
    overflow: hidden;
    background: radial-gradient(ellipse at center, color-mix(in srgb, var(--bg) 40%, transparent) 0%, color-mix(in srgb, var(--bg) 85%, transparent) 80%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.preview-loader:not(.hidden) {
    opacity: 1;
}

.preview-loader.hidden { display: none; }

/* The orb stage sets a fixed-size canvas for the orbs to orbit in.
   Center the stage so orbs can rotate around its center. */
.preview-loader-stage {
    position: relative;
    width: 320px;
    height: 320px;
}

.preview-loader-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    filter: blur(45px);
    mix-blend-mode: screen;
    opacity: 0.85;
    /* transform-origin is set to the orb's own center; the rotation
       around the stage center is achieved by setting margin-top/left
       to half the orb's size and then translating via the animation. */
    margin-top: -90px;
    margin-left: -90px;
}

/* Each orb gets a different color, animation duration, and starting
   angle so the interference pattern is non-repeating and ambient.
   Using long durations (8-14s) keeps the motion calm — anything
   faster feels like a spinner rather than ambient atmosphere. */
.preview-loader-orb-1 {
    background: radial-gradient(circle, #7C5CFF 0%, #5B3FFF 60%, transparent 80%);
    animation: preview-loader-orbit-1 9s linear infinite;
}
.preview-loader-orb-2 {
    background: radial-gradient(circle, #FF6B9D 0%, #FF3D7F 60%, transparent 80%);
    animation: preview-loader-orbit-2 11s linear infinite;
    animation-delay: -2s;
}
.preview-loader-orb-3 {
    background: radial-gradient(circle, #4FC3F7 0%, #00B8D9 60%, transparent 80%);
    animation: preview-loader-orbit-3 13s linear infinite;
    animation-delay: -5s;
}
.preview-loader-orb-4 {
    background: radial-gradient(circle, #FFB74D 0%, #FF8A00 60%, transparent 80%);
    animation: preview-loader-orbit-4 14s linear infinite;
    animation-delay: -7s;
    opacity: 0.6;
}

/* Each orb has its own orbit path. Different radii + counter-rotating
   pairs (1+3 clockwise, 2+4 counter-clockwise) create swirling
   interference that never quite repeats. translate goes BEFORE rotate
   so the orb orbits around the stage center rather than spinning in
   place. */
@keyframes preview-loader-orbit-1 {
    from { transform: rotate(0deg)   translate(75px) rotate(0deg); }
    to   { transform: rotate(360deg) translate(75px) rotate(-360deg); }
}
@keyframes preview-loader-orbit-2 {
    from { transform: rotate(0deg)    translate(95px) rotate(0deg); }
    to   { transform: rotate(-360deg) translate(95px) rotate(360deg); }
}
@keyframes preview-loader-orbit-3 {
    from { transform: rotate(60deg)  translate(60px) rotate(0deg); }
    to   { transform: rotate(420deg) translate(60px) rotate(-360deg); }
}
@keyframes preview-loader-orbit-4 {
    from { transform: rotate(180deg)  translate(110px) rotate(0deg); }
    to   { transform: rotate(-180deg) translate(110px) rotate(360deg); }
}

/* Phase text: the morphing copy below the orbs. */
.preview-loader-text {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    color: var(--text);
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6);
    transition: opacity 0.3s ease;
}

.preview-loader-phase {
    /* Inline-block so we can measure and crossfade phase changes via
       JS without layout shift. Width set via JS to the widest expected
       phrase so phrase swaps don't jitter the dots. */
    display: inline-block;
}

.preview-loader-phase.swap {
    opacity: 0;
}

.preview-loader-dots {
    display: inline-flex;
    gap: 4px;
}

.preview-loader-dots span {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: currentColor;
    animation: preview-loader-dot-pulse 1.4s ease-in-out infinite;
}

.preview-loader-dots span:nth-child(2) { animation-delay: 0.2s; }
.preview-loader-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes preview-loader-dot-pulse {
    0%, 60%, 100% { opacity: 0.25; transform: scale(0.85); }
    30% { opacity: 1; transform: scale(1.1); }
}

/* Respect prefers-reduced-motion: keep the orbs static, dim the dots,
   skip the rotation. The user still sees "something is happening" via
   the phase text changes. */
@media (prefers-reduced-motion: reduce) {
    .preview-loader-orb { animation: none; }
    .preview-loader-dots span { animation: none; opacity: 0.6; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Toolbar two-row mode: on screens narrower than ~1300px the growing
   action-button row would otherwise overflow / clip off the right edge
   (Undo/Redo/Download getting cut off). Above 1300px nothing changes —
   single row exactly as designed. Below it, the logo stays top-left and
   the controls wrap onto their own full-width second row. The 900px rule
   below takes over for the centered/stacked small-screen layout. */
@media (max-width: 1300px) and (min-width: 901px) {
    .builder-header {
        flex-wrap: wrap;
        gap: 0.6rem 1rem;
    }
    .header-controls {
        width: 100%;
        flex-wrap: wrap;
        gap: 0.6rem 1rem;
        justify-content: flex-start;
    }
}

@media (max-width: 900px) {
    .builder-header {
        flex-direction: column;
        gap: 0.75rem;
        padding: 1rem;
    }

    .header-left { text-align: center; align-items: center; }

    .header-controls {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* Force vertical layout on smaller screens */
    .builder-main.layout-horizontal {
        flex-direction: column;
    }

    .layout-horizontal .chat-panel {
        width: 100%;
        max-width: none;
        height: 50%;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
}

@media (max-width: 600px) {
    body { padding: 0; }
    .builder-wrapper { height: 100vh; border-radius: 0; }
    .header-controls { gap: 0.6rem; }
    .control-label { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; }
    .message { opacity: 1; transform: none; }
}

/* ============================================================
   GOALS PANEL — first-load planning prompt
   ============================================================ */
.goals-panel {
    display: flex;
    flex-direction: column;
    flex: auto;
    overflow-y: auto;
    padding: 1.25rem;
    background: transparent;
    /* Firefox scrollbar styling */
    scrollbar-width: thin;
    scrollbar-color: var(--accent) transparent;
}

/* Webkit (Chrome / Safari / Edge) — make the scrollbar noticeably more
   visible than the default thin-grey-on-dark. The goals panel is a
   one-time discoverability surface; users need to see "there's more
   below" before they engage with the cards. Wider thumb + brand-color
   gradient does the job without dominating the panel. */
.goals-panel::-webkit-scrollbar { width: 10px; }
.goals-panel::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 5px;
    margin: 0.5rem 0;
}
.goals-panel::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent) 0%, var(--accent-3) 100%);
    border-radius: 5px;
}
.goals-panel::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-2) 0%, var(--accent-3) 100%);
}

.goals-panel.hidden { display: none; }

.goals-header {
    text-align: center;
    margin-bottom: 0.875rem;
}

.goals-title {
    font-family: 'Fraunces', serif;
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
    margin: 0 0 0.4rem 0;
    line-height: 1.2;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.goals-subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

.goals-skip {
    width: 100%;
    padding: 0.55rem 0.75rem;
    background: var(--bg-input);
    color: var(--text-muted);
    border: 1px dashed var(--border-strong);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    margin-bottom: 0.875rem;
    transition: all 0.15s ease;
}

.goals-skip:hover {
    border-color: var(--border-glow);
    color: var(--text);
    background: var(--accent-glow);
}

.goals-skip:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.goals-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.55rem;
    margin-bottom: 0.875rem;
}

.goal-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.65rem 0.7rem;
    text-align: left;
    cursor: pointer;
    color: var(--text);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transition: all 0.15s ease;
    font-family: inherit;
}

.goal-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(124, 92, 255, 0.12);
}

.goal-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.goal-card[aria-pressed="true"] {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.12) 0%, rgba(255, 122, 198, 0.08) 100%);
    box-shadow: 0 4px 20px rgba(124, 92, 255, 0.18);
}

.goal-card[aria-pressed="true"]::after {
    content: '✓';
    position: absolute;
    top: 6px;
    right: 8px;
    color: var(--accent-3);
    font-weight: 700;
    font-size: 0.85rem;
}

.goal-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.goal-name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.25;
}

.goal-desc {
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.35;
}

.goals-continue {
    width: 100%;
    padding: 0.8rem;
    background: var(--gradient-2);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    box-shadow: 0 4px 16px var(--accent-glow);
    transition: all 0.15s ease;
    margin-top: auto;
}

.goals-continue:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.goals-continue:focus-visible {
    outline: 2px solid var(--accent-3);
    outline-offset: 2px;
}

.goals-continue:disabled {
    background: var(--bg-input);
    color: var(--text-dim);
    cursor: not-allowed;
    opacity: 0.7;
    box-shadow: none;
    border: 1px solid var(--border);
}

/* ============================================================
   AMBITION SLIDER — 3-stop radio group styled as slider
   ============================================================ */
.ambition-slider {
    margin-top: 0.25rem;
    margin-bottom: 1rem;
    padding: 0.875rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}

.ambition-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.ambition-title {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text);
}

.ambition-hint {
    font-size: 0.7rem;
    color: var(--text-muted);
    line-height: 1.2;
}

.ambition-track {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    position: relative;
    gap: 0;
    align-items: start;
}

.ambition-track::before {
    content: "";
    position: absolute;
    top: 7px;
    left: 12%;
    right: 12%;
    height: 2px;
    background: var(--border);
    z-index: 0;
}

.ambition-stop {
    appearance: none;
    background: transparent;
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    font-family: inherit;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
    transition: color 0.15s ease;
}

.ambition-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-soft);
    border: 2px solid var(--border-strong);
    transition: all 0.15s ease;
    display: block;
}

.ambition-label {
    font-size: 0.7rem;
    font-weight: 500;
    line-height: 1.2;
    text-align: center;
}

.ambition-stop:hover .ambition-dot {
    border-color: var(--accent);
    transform: scale(1.1);
}

.ambition-stop:focus-visible {
    outline: none;
}

.ambition-stop:focus-visible .ambition-dot {
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.ambition-stop.is-selected {
    color: var(--text);
}

.ambition-stop.is-selected .ambition-dot {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.ambition-stop.is-selected .ambition-label {
    font-weight: 600;
}

/* Vertical layout — slider is compact in shorter chat area */
.layout-vertical .ambition-slider { padding: 0.625rem 0.75rem; margin-top: 0.75rem; }
.layout-vertical .ambition-hint { display: none; }
.layout-vertical .ambition-label { font-size: 0.65rem; }

/* Vertical layout — goals panel in shorter chat area */
.layout-vertical .goals-panel { padding: 1rem; }
.layout-vertical .goals-grid { grid-template-columns: repeat(4, 1fr); }
.layout-vertical .goal-card { padding: 0.5rem 0.45rem; }
.layout-vertical .goal-name { font-size: 0.7rem; }
.layout-vertical .goal-desc { display: none; }

/* ============================================================
   GOALS PANEL — view switching
   ============================================================ */
/* .goals-view is a normal block child of the scrolling .goals-panel.
   It does NOT participate in flex sizing — letting it be flex:1 inside
   a flex-column scroll container traps its content against its own
   shrunk height and the panel's overflow-y never kicks in. Net effect:
   bottom buttons get clipped without a scrollbar appearing.
   Make .goals-panel the sole scroll authority; the views inside it
   stack naturally and the panel scrolls when content overflows. */
.goals-view {
    display: block;
}

.goals-view.hidden { display: none; }

/* ============================================================
   MODE CHOOSER — top-of-panel "Website vs Dashboard" selector
   ============================================================
   Two equally-weighted cards. Website is .is-active by default.
   Clicking a card toggles the mode and reveals the relevant sub-view
   below. Always visible at the top of the goals panel — the user's
   FIRST decision is which product they're building. */
.mode-chooser {
    margin-bottom: 1.25rem;
}

/* ============================================================
   Recent projects — shown between mode chooser and goal cards
   when localStorage has saved sites. Hidden when empty.
   ============================================================ */
.recent-projects-section {
    margin-bottom: 1rem;
}
.recent-projects-toggle {
    all: unset;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.4rem 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.12s;
}
.recent-projects-toggle:hover {
    background: rgba(255,255,255,0.05);
}
.recent-projects-title {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted, #8e9ab0);
}
.recent-projects-chevron {
    width: 14px;
    height: 14px;
    color: var(--text-muted, #8e9ab0);
    transition: transform 0.18s ease;
    flex-shrink: 0;
}
.recent-projects-toggle[aria-expanded="true"] .recent-projects-chevron {
    transform: rotate(180deg);
}
.recent-projects-list {
    display: none;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
    padding: 0 0.25rem;
}
.recent-projects-list.is-open {
    display: flex;
}
.rp-tile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}
.rp-tile:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.15);
}
.rp-thumb {
    width: 48px;
    height: 36px;
    border-radius: 5px;
    background: rgba(255,255,255,0.07);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    font-size: 1.25rem;
    color: rgba(255,255,255,0.3);
}
.rp-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}
.rp-info {
    flex: 1 1 0;
    min-width: 0;
}
.rp-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text, #F5F7FF);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.rp-meta {
    font-size: 0.7rem;
    color: var(--text-muted, #8e9ab0);
    margin-top: 0.1rem;
}
.rp-open-btn {
    padding: 0.3rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
    border: 1px solid rgba(124,92,255,0.5);
    background: rgba(124,92,255,0.15);
    color: #b8a4ff;
    cursor: pointer;
    white-space: nowrap;
    transition: background 0.15s;
    flex-shrink: 0;
}
.rp-open-btn:hover {
    background: rgba(124,92,255,0.3);
}
.rp-forget-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    border: none;
    background: transparent;
    color: var(--text-muted, #8e9ab0);
    cursor: pointer;
    flex-shrink: 0;
    font-size: 1rem;
    transition: background 0.15s, color 0.15s;
}
.rp-forget-btn:hover {
    background: rgba(255,80,80,0.12);
    color: #ff6b6b;
}
.mode-chooser-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0 0 0.625rem;
    color: var(--text);
    text-align: center;
    letter-spacing: -0.01em;
}
.mode-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}
.mode-card {
    /* Reset button defaults */
    appearance: none;
    font-family: inherit;
    cursor: pointer;
    /* Card layout */
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    padding: 0.75rem 0.8rem;
    background: var(--bg-input);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    text-align: left;
    transition: all 0.15s ease;
    position: relative;
}
.mode-card:hover {
    border-color: var(--accent);
    background: var(--accent-glow);
    transform: translateY(-1px);
}
.mode-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.mode-card.is-active {
    border-color: var(--accent);
    background: var(--accent-glow);
    box-shadow: 0 0 0 1px var(--accent), 0 4px 12px var(--accent-glow);
}
.mode-card.is-active::before {
    content: "✓";
    position: absolute;
    top: 0.5rem;
    right: 0.625rem;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 700;
}
.mode-card-icon {
    font-size: 1.65rem;
    line-height: 1;
}
.mode-card-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}
.mode-card-desc {
    font-size: 0.72rem;
    color: var(--text-muted);
    line-height: 1.35;
}

/* Very narrow — stack to single column */
@media (max-width: 360px) {
    .mode-cards {
        grid-template-columns: 1fr;
    }
}

/* App mode hint list */
.app-mode-hints {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 0.25rem 0 1.25rem;
}
.app-mode-hint-item {
    font-size: 0.85rem;
    color: var(--text-muted);
    padding: 0.5rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    line-height: 1.4;
}

/* Vertical layout — compact the cards a bit */
.layout-vertical .mode-cards { gap: 0.5rem; }
.layout-vertical .mode-card { padding: 0.6rem 0.7rem; }
.layout-vertical .mode-card-icon { font-size: 1.3rem; }
.layout-vertical .mode-card-title { font-size: 0.85rem; }
.layout-vertical .mode-card-desc { font-size: 0.65rem; }

/* ----------- Inspired-by row (Phase 3 reference inspiration) ----------- */

.inspired-by-row {
    margin-top: 1rem;
    padding: 0.875rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.inspired-by-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: 0.01em;
}

.inspired-by-optional {
    font-weight: 400;
    color: var(--text-muted);
}

.inspired-by-controls {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
}

.inspired-by-input {
    flex: 1;
    min-width: 0;
    padding: 0.5rem 0.7rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 7px;
    color: var(--text);
    font-size: 0.8rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s ease;
}

.inspired-by-input:focus {
    border-color: var(--accent);
}

.inspired-by-input::placeholder {
    color: var(--text-muted);
    opacity: 0.8;
}

.inspired-by-screenshot-wrap {
    flex-shrink: 0;
}

.inspired-by-screenshot-btn {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.7rem;
    height: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 7px;
    color: var(--text-muted);
    font-size: 0.78rem;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.inspired-by-screenshot-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.inspired-by-screenshot-btn.has-image {
    border-color: #22c55e;
    color: #22c55e;
    background: rgba(34, 197, 94, 0.07);
}

.inspired-by-screenshot-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.inspired-by-screenshot-icon {
    font-size: 0.9rem;
    line-height: 1;
}

.inspired-by-hint {
    font-size: 0.73rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.4;
}

/* ------------------------------------------------------------------ */

.goals-mode-toggle {
    width: 100%;
    margin-top: 0.875rem;
    padding: 0.6rem;
    background: transparent;
    color: var(--text-muted);
    border: none;
    border-top: 1px solid var(--border);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: color 0.15s ease;
}

/* Blank page opt-in link (Phase 2, item 6b).
   Subdued text-link weight — never competes with Skip / Continue. */
.goals-blank-link {
    display: block;
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.35rem 0;
    background: transparent;
    color: var(--text-dim, #8892a4);
    border: none;
    font-size: 0.75rem;
    font-family: inherit;
    cursor: pointer;
    text-align: center;
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.15s ease;
}
.goals-blank-link:hover { color: var(--text-muted, #a0aec0); }
.goals-blank-link[hidden] { display: none; }

.goals-mode-toggle:hover { color: var(--accent-3); }

.goals-mode-toggle:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.goals-back {
    width: 100%;
    padding: 0.5rem;
    background: transparent;
    color: var(--accent-3);
    border: none;
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    text-align: left;
    margin-bottom: 0.75rem;
    transition: color 0.15s ease;
}

.goals-back:hover {
    color: var(--text);
    text-decoration: underline;
}

.goals-back:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ============================================================
   DATA VIEW (CSV/Excel/JSON upload for dashboards)
   ============================================================ */

/* Drop zone (empty state) */
.data-drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    padding: 2rem 1rem;
    text-align: center;
    background: var(--bg-input);
    cursor: pointer;
    transition: all 0.15s ease;
    margin-bottom: 1rem;
}
.data-drop-zone:hover,
.data-drop-zone.dragover {
    border-color: var(--accent);
    background: rgba(124, 92, 255, 0.06);
}
.data-drop-zone:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.data-drop-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    line-height: 1;
}
.data-drop-title {
    margin: 0.25rem 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
}
.data-drop-hint {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Sample picker */
.data-samples {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    padding: 0.625rem 0.875rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}
.data-samples-label {
    color: var(--text-muted);
    font-size: 0.8rem;
}
.data-sample-btn {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.4rem 0.875rem;
    border-radius: 999px;
    font-family: inherit;
    font-size: 0.8rem;
    cursor: pointer;
    transition: border-color 0.15s ease;
}
.data-sample-btn:hover { border-color: var(--accent); }
.data-sample-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Parsing state */
.data-parsing {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-muted);
}
.data-parsing.hidden { display: none; }
.data-spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: data-spin 0.8s linear infinite;
    margin-bottom: 0.75rem;
}
@keyframes data-spin { to { transform: rotate(360deg); } }

/* Error state */
.data-error {
    background: rgba(255, 122, 138, 0.08);
    border: 1px solid rgba(255, 122, 138, 0.3);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-bottom: 1rem;
}
.data-error.hidden { display: none; }
.data-error-msg {
    color: #FFB4BD;
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    line-height: 1.4;
}
.data-retry-btn {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.85rem;
    cursor: pointer;
}
.data-retry-btn:hover { border-color: var(--accent); }

/* Detected state — column preview */
.data-detected.hidden { display: none; }
.data-file-summary {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    margin-bottom: 0.875rem;
    flex-wrap: wrap;
}
.data-file-name {
    font-weight: 600;
    color: var(--text);
    font-size: 0.95rem;
    overflow: hidden;
    text-overflow: ellipsis;
}
.data-file-meta {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.data-warnings {
    background: rgba(255, 180, 68, 0.08);
    border-left: 3px solid #FFB444;
    padding: 0.6rem 0.875rem;
    border-radius: 4px;
    margin-bottom: 0.875rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.data-warnings.hidden { display: none; }
.data-warnings ul {
    margin: 0.25rem 0 0;
    padding-left: 1.25rem;
}

.data-columns-intro {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin: 0 0 0.625rem;
}

/* Column rows (clickable to open editor) */
.data-columns-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1rem;
}
.data-column-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.875rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease;
    text-align: left;
    width: 100%;
    font-family: inherit;
    color: var(--text);
}
.data-column-row:hover {
    border-color: var(--accent);
    background: rgba(124, 92, 255, 0.04);
}
.data-column-row:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.data-column-name {
    font-weight: 600;
    font-size: 0.875rem;
    flex: 1 1 auto;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.data-column-type {
    flex: 0 0 auto;
    font-size: 0.7rem;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.data-type-date { background: rgba(91, 232, 199, 0.15); color: var(--accent-3); }
.data-type-number { background: rgba(124, 92, 255, 0.15); color: var(--accent); }
.data-type-category { background: rgba(255, 180, 68, 0.15); color: #FFB444; }
.data-type-text { background: rgba(255, 255, 255, 0.06); color: var(--text-muted); }
.data-type-boolean { background: rgba(255, 122, 198, 0.15); color: var(--accent-2); }
.data-type-email,
.data-type-url { background: rgba(91, 232, 199, 0.1); color: var(--accent-3); }
.data-type-unknown { background: rgba(255, 255, 255, 0.05); color: var(--text-dim); font-style: italic; }

.data-column-subtype {
    flex: 0 0 auto;
    font-size: 0.7rem;
    padding: 0.1rem 0.45rem;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-muted);
}
.data-column-cardinality {
    flex: 0 0 auto;
    font-size: 0.75rem;
    color: var(--text-dim);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.data-column-edit-hint {
    flex: 0 0 auto;
    font-size: 0.7rem;
    color: var(--text-dim);
}

/* Action row at bottom */
.data-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
}
.data-actions .goals-continue { margin-top: 0; }

/* Column editor popover */
.data-column-editor-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(4px);
    z-index: 1500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}
.data-column-editor-backdrop.hidden { display: none; }
.data-column-editor {
    background: var(--bg-soft);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    max-width: 360px;
    width: 100%;
    box-shadow: var(--shadow-lg);
}
.data-column-editor h3 {
    margin: 0 0 0.25rem;
    font-size: 1rem;
    color: var(--text);
}
.data-column-editor .editor-subtitle {
    margin: 0 0 1rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.data-column-editor .editor-field {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-bottom: 0.875rem;
}
.data-column-editor .editor-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.data-column-editor select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.875rem;
}
.data-column-editor .editor-checks {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1rem;
}
.data-column-editor .editor-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text);
    cursor: pointer;
}
.data-column-editor .editor-check input[type="checkbox"] {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
}
.data-column-editor .editor-actions {
    display: flex;
    gap: 0.5rem;
}
.data-column-editor .editor-actions button {
    flex: 1;
    padding: 0.6rem;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
}
.data-column-editor .editor-save {
    background: var(--gradient-2);
    color: white;
}
.data-column-editor .editor-cancel {
    background: var(--bg-input);
    color: var(--text);
    border: 1px solid var(--border);
}

/* Vertical-layout compact tweaks */
.layout-vertical .data-drop-zone { padding: 1.25rem 1rem; }
.layout-vertical .data-drop-icon { font-size: 1.75rem; }
.layout-vertical .data-column-cardinality { display: none; }

/* ============================================================
   COMP / DESIGN UPLOAD VIEW (View 4 in goals panel)
   ============================================================ */
.comp-drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-md);
    padding: 2rem 1rem;
    text-align: center;
    background: var(--bg-input);
    cursor: pointer;
    transition: all 0.15s ease;
    margin-bottom: 0.875rem;
}
.comp-drop-zone:hover,
.comp-drop-zone.dragover {
    border-color: var(--accent);
    background: rgba(124, 92, 255, 0.06);
}
.comp-drop-zone:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.comp-drop-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    line-height: 1;
}
.comp-drop-title {
    margin: 0.25rem 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
}
.comp-drop-hint {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}
.comp-framing {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin: 0.25rem 0 0;
    padding: 0.625rem 0.875rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

/* Preview state */
.comp-preview-wrap {
    margin-bottom: 1rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-input);
}
.comp-preview-img {
    width: 100%;
    max-height: 220px;
    object-fit: contain;
    display: block;
    background: #111;
    padding: 0.5rem;
    box-sizing: border-box;
}
.comp-preview-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0.875rem;
    border-top: 1px solid var(--border);
    gap: 0.5rem;
}
.comp-preview-name {
    font-size: 0.8rem;
    color: var(--text-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

/* Error state */
.comp-error {
    background: rgba(255, 122, 138, 0.08);
    border: 1px solid rgba(255, 122, 138, 0.3);
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-bottom: 1rem;
}
.comp-error.hidden { display: none; }
.comp-error-msg {
    color: #FFB4BD;
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
}

/* Vertical layout tweaks */
.layout-vertical .comp-drop-zone { padding: 1.25rem 1rem; }
.layout-vertical .comp-drop-icon { font-size: 1.75rem; }

/* ============================================================
   COMPONENT PICKER (power-user view)
   ============================================================ */
.component-search-row { margin-bottom: 0.6rem; }

.component-search {
    width: 100%;
    padding: 0.6rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-family: inherit;
    background: var(--bg-input);
    color: var(--text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.component-search::placeholder { color: var(--text-dim); }

.component-search:focus {
    outline: none;
    border-color: var(--border-glow);
    box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.15);
}

.component-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
}

.component-cat-btn {
    padding: 0.32rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
}

.component-cat-btn:hover {
    border-color: var(--border-glow);
    color: var(--text);
}

.component-cat-btn:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.component-cat-btn.active {
    background: var(--gradient-2);
    border-color: transparent;
    color: white;
    box-shadow: 0 2px 12px var(--accent-glow);
}

.components-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.45rem;
    margin-bottom: 0.75rem;
    overflow-y: auto;
    max-height: calc(100vh - 380px);
    padding-right: 0.25rem;
}

.components-grid { scrollbar-width: thin; scrollbar-color: var(--accent) rgba(255,255,255,0.04); }
.components-grid::-webkit-scrollbar { width: 8px; }
.components-grid::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 4px;
}
.components-grid::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 4px;
}
.components-grid::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }

.component-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.55rem 0.6rem;
    text-align: left;
    cursor: pointer;
    color: var(--text);
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    transition: all 0.12s ease;
    font-family: inherit;
}

.component-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(124, 92, 255, 0.12);
}

.component-card:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

.component-card[aria-pressed="true"] {
    border-color: var(--accent);
    background: linear-gradient(135deg, rgba(124, 92, 255, 0.12) 0%, rgba(255, 122, 198, 0.06) 100%);
}

.component-card[aria-pressed="true"]::after {
    content: '✓';
    position: absolute;
    top: 4px;
    right: 6px;
    color: var(--accent-3);
    font-weight: 700;
    font-size: 0.75rem;
}

.component-card.hidden { display: none; }

.component-card-name {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.2;
}

.component-card-desc {
    font-size: 0.66rem;
    color: var(--text-muted);
    line-height: 1.3;
}

.components-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 1.5rem 0.5rem;
    color: var(--text-dim);
    font-size: 0.825rem;
    font-style: italic;
}

/* Vertical layout — components grid expands across full width */
.layout-vertical .components-grid {
    grid-template-columns: repeat(4, 1fr);
    max-height: calc(50vh - 280px);
}

.layout-vertical .component-card-desc { display: none; }

/* ============================================================
   SOURCE BUTTON
   ============================================================ */
.source-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.9rem;
    background: var(--bg-input);
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.source-btn:hover:not(:disabled) {
    background: var(--bg-soft);
    color: var(--text);
    border-color: var(--border-strong);
}
.source-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.source-btn svg { flex-shrink: 0; }

/* Stacked-panels edit mode toggle button */
.sp-edit-mode-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 0.9rem;
    background: var(--bg-input);
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.sp-edit-mode-btn:hover {
    background: var(--bg-soft);
    color: var(--text);
    border-color: var(--border-strong);
}
.sp-edit-mode-btn.active {
    background: #f59e0b22;
    color: #d97706;
    border-color: #d97706;
}
.sp-edit-mode-btn svg { flex-shrink: 0; }


/* ============================================================
   SOURCE VIEWER MODAL
   ============================================================ */
.sv-modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(0, 0, 0, 0.72);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2vh 2vw;
    animation: sv-fade-in 0.15s ease;
}
.sv-modal-overlay[hidden] {
    display: none !important;
}
@keyframes sv-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.sv-modal {
    background: #0d1117;
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 12px;
    width: min(80vw, 1100px);
    height: min(85vh, 800px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0,0,0,0.7);
    animation: sv-slide-in 0.18s ease;
}
@keyframes sv-slide-in {
    from { transform: translateY(12px); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

/* Header */
.sv-modal-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    background: #111827;
    flex-shrink: 0;
}
.sv-modal-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: #f5f7ff;
    margin: 0;
    font-family: inherit;
}
.sv-modal-desc {
    font-size: 0.75rem;
    color: rgba(245,247,255,0.5);
    margin: 0;
    flex: 1;
}
.sv-close-btn {
    background: none;
    border: none;
    color: rgba(245,247,255,0.5);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.15s, background 0.15s;
    flex-shrink: 0;
}
.sv-close-btn:hover { color: #f5f7ff; background: rgba(255,255,255,0.08); }

/* Body: two-column */
.sv-modal-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* File tree (left) */
.sv-file-tree {
    width: 210px;
    flex-shrink: 0;
    background: #0d1117;
    border-right: 1px solid rgba(255,255,255,0.08);
    overflow-y: auto;
    padding: 0.75rem 0;
}
.sv-file-list {
    list-style: none;
    margin: 0;
    padding: 0;
}
.sv-file-item {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    padding: 0.45rem 1rem;
    font-size: 0.78rem;
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    color: rgba(245,247,255,0.65);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    transition: background 0.12s, color 0.12s;
    border-radius: 0;
}
.sv-file-item:hover { background: rgba(255,255,255,0.05); color: #f5f7ff; }
.sv-file-item.is-active { background: rgba(124,92,255,0.18); color: #c5b3ff; }
.sv-file-item-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sv-file-item-size { font-size: 0.68rem; color: rgba(245,247,255,0.35); flex-shrink: 0; }

/* Code pane (right) */
.sv-code-pane {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #161b22;
}
.sv-code-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.55rem 1rem;
    background: #1c2333;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    flex-shrink: 0;
}
.sv-active-filename {
    font-size: 0.78rem;
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    color: rgba(245,247,255,0.6);
}
.sv-copy-btn {
    font-size: 0.75rem;
    font-family: inherit;
    font-weight: 500;
    padding: 0.3rem 0.8rem;
    background: rgba(124,92,255,0.15);
    color: #c5b3ff;
    border: 1px solid rgba(124,92,255,0.35);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.15s;
}
.sv-copy-btn:hover { background: rgba(124,92,255,0.28); }
.sv-copy-btn.copied { background: rgba(91,232,199,0.15); color: #5be8c7; border-color: rgba(91,232,199,0.35); }

.sv-code-container {
    flex: 1;
    overflow: auto;
    position: relative;
}

/* Loading / empty states */
.sv-loading, .sv-empty-state {
    padding: 2rem;
    color: rgba(245,247,255,0.4);
    font-size: 0.85rem;
    font-family: inherit;
}
.sv-loading { font-style: italic; }

/* Override Prism tomorrow theme to fit our container */
.sv-pre {
    margin: 0 !important;
    border-radius: 0 !important;
    background: #161b22 !important;
    font-size: 0.78rem !important;
    line-height: 1.6 !important;
    font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace !important;
    min-height: 100%;
    tab-size: 2;
}
/* Line numbers gutter */
.sv-pre.line-numbers .line-numbers-rows {
    background: #1c2333 !important;
    border-right: 1px solid rgba(255,255,255,0.07) !important;
}

/* Large-file notice */
.sv-size-warning {
    display: inline-block;
    margin: 0.75rem 1rem;
    padding: 0.4rem 0.8rem;
    background: rgba(255,200,0,0.12);
    border: 1px solid rgba(255,200,0,0.3);
    border-radius: 6px;
    font-size: 0.75rem;
    color: #ffd76b;
}

/* Hide utility for source viewer elements */
#sv-loading.hidden, #sv-empty-state.hidden, #sv-pre.hidden { display: none !important; }

/* Screen-reader only */
.sv-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* Responsive: full-screen on small displays */
@media (max-width: 768px) {
    .sv-modal {
        width: 100vw;
        height: 100dvh;
        border-radius: 0;
        border: none;
    }
    .sv-file-tree { width: 160px; }
    .sv-modal-desc { display: none; }
}

/* ── Nav-link edit modal colour override ───────────────────────────────────
   The builder page uses --text: #F5F7FF (near-white) on a dark background.
   The RSL modal is white-background, so inherited text would be invisible.
   Scope every text/input/label/radio inside the modal to dark colours,
   bypassing the builder's CSS variable cascade.
   ───────────────────────────────────────────────────────────────────────── */
#nav-link-edit-modal .modal {
    color: #1a1a2e;
}
#nav-link-edit-modal .modal-header h2,
#nav-link-edit-modal .modal-header #modalTitle {
    color: #111827;
    font-size: 1rem;
    font-weight: 700;
}
#nav-link-edit-modal .modal-body label,
#nav-link-edit-modal .modal-body input[type="text"],
#nav-link-edit-modal .modal-body input[type="radio"],
#nav-link-edit-modal .modal-body .rsl-select-wrapper,
#nav-link-edit-modal .modal-body .rsl-select-trigger,
#nav-link-edit-modal .modal-body .rsl-select-search,
#nav-link-edit-modal .modal-body .rsl-select-option {
    color: #1a1a2e;
}
#nav-link-edit-modal .modal-body input[type="text"] {
    background: #fff;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    padding: 0.5rem 0.65rem;
    font-size: 0.9rem;
    width: 100%;
    box-sizing: border-box;
}
#nav-link-edit-modal .modal-body input[type="text"]:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
#nav-link-edit-modal .modal-body .rsl-select-wrapper {
    background: #fff;
    border-color: #d1d5db;
}
#nav-link-edit-modal .modal-body .rsl-select-option:hover,
#nav-link-edit-modal .modal-body .rsl-select-option.is-focused {
    background: #f3f4f6;
    color: #1a1a2e;
}
#nav-link-edit-modal .modal-body .rsl-select-option.is-selected {
    background: #ede9fe;
    color: #4c1d95;
}
#nav-link-edit-modal .modal-footer .btn:not(.btn-primary) {
    color: #374151;
    background: #f9fafb;
    border: 1px solid #d1d5db;
}
#nav-link-edit-modal .modal-footer .btn:not(.btn-primary):hover {
    background: #f3f4f6;
}

/* Inline Link Edit Modal — same dark-bg override pattern as nav-link-edit. */
#link-edit-modal .modal { color: #1a1a2e; }
#link-edit-modal .modal-header h2,
#link-edit-modal .modal-header #leLinkModalTitle { color: #111827; font-size: 1rem; font-weight: 700; }
#link-edit-modal .modal-body label,
#link-edit-modal .modal-body input[type="text"],
#link-edit-modal .modal-body input[type="radio"],
#link-edit-modal .modal-body .rsl-select-wrapper,
#link-edit-modal .modal-body .rsl-select-trigger,
#link-edit-modal .modal-body .rsl-select-search,
#link-edit-modal .modal-body .rsl-select-option { color: #1a1a2e; }
#link-edit-modal .modal-body input[type="text"] {
    background: #fff; border: 1px solid #d1d5db; border-radius: 6px;
    padding: 0.5rem 0.65rem; font-size: 0.9rem; width: 100%; box-sizing: border-box;
}
#link-edit-modal .modal-body input[type="text"]:focus {
    outline: none; border-color: #6366f1; box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
#link-edit-modal .modal-body .rsl-select-wrapper { background: #fff; border-color: #d1d5db; }
#link-edit-modal .modal-body .rsl-select-option:hover,
#link-edit-modal .modal-body .rsl-select-option.is-focused { background: #f3f4f6; color: #1a1a2e; }
#link-edit-modal .modal-body .rsl-select-option.is-selected { background: #ede9fe; color: #4c1d95; }
#link-edit-modal .modal-footer .btn:not(.btn-primary) { color: #374151; background: #f9fafb; border: 1px solid #d1d5db; }
#link-edit-modal .modal-footer .btn:not(.btn-primary):hover { background: #f3f4f6; }

/* Nav CSV Import Modal (Phase 1.5.b) — same dark-bg override pattern as nav-link-edit.
   Builder sets --text: #F5F7FF globally; RSL modal has white bg; force dark text. */
#nav-csv-import-modal .modal { color: #1a1a2e; }
#nav-csv-import-modal .modal-header h2,
#nav-csv-import-modal .modal-header #nciModalTitle { color: #111827; font-size: 1rem; font-weight: 700; }
#nav-csv-import-modal .modal-body label,
#nav-csv-import-modal .modal-body p,
#nav-csv-import-modal .modal-body textarea,
#nav-csv-import-modal .modal-body button,
#nav-csv-import-modal .modal-body input[type="text"] { color: #1a1a2e; }
#nav-csv-import-modal .modal-body textarea { background: #fff; border-color: #d1d5db; }
#nav-csv-import-modal .modal-body textarea:focus { border-color: #7C5CFF; outline: none; }
#nav-csv-import-modal .modal-body table th,
#nav-csv-import-modal .modal-body table td { color: #1f2937; }
#nav-csv-import-modal .modal-footer .btn:not(.btn-primary) { color: #374151; background: #f9fafb; border: 1px solid #d1d5db; }
#nav-csv-import-modal .modal-footer .btn:not(.btn-primary):hover { background: #f3f4f6; }

/* ============================================================
   SITEMAP SIDEBAR (Phase 2)
   Third column in the builder-main flex row. Slides in from
   between the chat panel and preview panel. Hidden until the
   user toggles it OR the site grows to 2+ pages (auto-opens).
   Width is narrow enough to keep preview usable; wide enough
   to show full page titles + action icons without truncation.
   ============================================================ */

/* Toggle button in header — same shape as source-btn / download-btn */
.sitemap-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    white-space: nowrap;
}
.sitemap-toggle-btn:hover:not(:disabled) {
    background: rgba(124, 92, 255, 0.12);
    border-color: var(--accent);
    color: var(--accent);
}
.sitemap-toggle-btn.active {
    background: rgba(124, 92, 255, 0.15);
    border-color: var(--accent);
    color: var(--accent);
}
.sitemap-toggle-btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

/* Sidebar panel — overflow:visible so action button tooltips (positioned
   absolutely to the right) can escape into the preview panel. Width is
   constrained by min/max-width; flex children handle their own clipping. */
.sitemap-sidebar {
    width: 220px;
    min-width: 220px;
    max-width: 220px;
    display: flex;
    flex-direction: column;
    background: var(--bg-soft, #111634);
    border-right: 1px solid var(--border);
    overflow: visible;
    flex-shrink: 0;
    /* Collapse animation — width-based so the flex siblings reflow smoothly */
    transition: width 0.2s ease, min-width 0.2s ease, opacity 0.2s ease;
}
.sitemap-sidebar[hidden] {
    display: none;
}

/* Header row: "Pages" title + close button */
.sitemap-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px 8px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.sitemap-sidebar-title {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-dim);
}
.sitemap-sidebar-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--text-dim);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    padding: 0;
}
.sitemap-sidebar-close:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
}

/* Search / filter row */
.sitemap-search-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.sitemap-search-icon {
    color: var(--text-dim);
    flex-shrink: 0;
}
.sitemap-search-input {
    flex: 1;
    min-width: 0;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text);
    font-size: 0.78rem;
    font-family: inherit;
    padding: 0;
    line-height: 1.4;
}
.sitemap-search-input::placeholder {
    color: var(--text-dim);
}
/* Hide browser's native clear button — we clear on Escape */
.sitemap-search-input::-webkit-search-cancel-button { display: none; }

/* Page list */
.sitemap-page-list {
    list-style: none;
    padding: 6px 0;
    margin: 0;
    flex: 1;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.sitemap-page-list::-webkit-scrollbar { width: 4px; }
.sitemap-page-list::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 2px; }

/* Individual page row */
.sitemap-page-row {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0 6px 0 0;
    cursor: pointer;
    border-left: 2px solid transparent;
    transition: background 0.12s, border-color 0.12s;
    position: relative;
}
.sitemap-page-row:hover {
    background: rgba(255, 255, 255, 0.04);
}
.sitemap-page-row.active {
    background: rgba(124, 92, 255, 0.1);
    border-left-color: var(--accent);
}

/* Page icon + text block — grows to fill, triggers page switch on click */
.sitemap-page-row-main {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
    padding: 7px 4px 7px 10px;
    /* Entire main area is the click target for page switching */
}
.sitemap-page-icon {
    flex-shrink: 0;
    width: 14px;
    height: 14px;
    color: var(--text-dim);
    opacity: 0.7;
}
.sitemap-page-row.active .sitemap-page-icon {
    color: var(--accent);
    opacity: 1;
}
.sitemap-page-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.sitemap-page-title {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
}
.sitemap-page-row.active .sitemap-page-title {
    color: var(--text);
    font-weight: 600;
}
.sitemap-page-slug {
    font-size: 0.6875rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: Menlo, Monaco, monospace;
    line-height: 1.3;
}

/* Action icons — shown on row hover */
.sitemap-page-actions {
    display: flex;
    align-items: center;
    gap: 1px;
    opacity: 0;
    transition: opacity 0.12s;
    flex-shrink: 0;
}
.sitemap-page-row:hover .sitemap-page-actions,
.sitemap-page-row:focus-within .sitemap-page-actions {
    opacity: 1;
}
.sitemap-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--text-dim);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    padding: 0;
    font-family: inherit;
    position: relative;
}
.sitemap-action-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
}
.sitemap-action-btn.delete:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
}

/* Sitemap action button tooltip — singleton #sm-tip div positioned by JS
   using getBoundingClientRect + position:fixed, so it escapes all overflow
   clipping on the sidebar, page list, and page rows. */
#sm-tip {
    position: fixed;
    background: rgba(15, 15, 25, 0.92);
    color: #e2e8f0;
    font-size: 11px;
    font-weight: 500;
    line-height: 1;
    padding: 4px 8px;
    border-radius: 5px;
    white-space: nowrap;
    pointer-events: none;
    box-shadow: 0 2px 8px rgba(0,0,0,0.35);
    z-index: 99999;
    opacity: 0;
    transition: opacity 0.12s ease;
}

/* Home badge */
.sitemap-home-badge {
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: rgba(124, 92, 255, 0.18);
    color: var(--accent);
    padding: 1px 5px;
    border-radius: 3px;
    flex-shrink: 0;
    align-self: center;
    margin-right: 2px;
}

/* Section-visibility indicator: page has device-conditional sections */
.sitemap-vis-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 0.6rem;
    font-weight: 700;
    background: rgba(124, 92, 255, 0.16);
    color: var(--accent);
    padding: 1px 5px;
    border-radius: 3px;
    flex-shrink: 0;
    align-self: center;
    margin-right: 2px;
}
.sitemap-vis-badge svg { display: block; }

/* Footer: Add page button */
.sitemap-sidebar-footer {
    padding: 8px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}
.sitemap-add-page-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 7px 10px;
    background: transparent;
    border: 1px dashed rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--text-dim);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.sitemap-add-page-btn:hover {
    background: rgba(124, 92, 255, 0.1);
    color: var(--accent);
    border-color: var(--accent);
    border-style: solid;
}

/* ── Brand Panel ──────────────────────────────────────────────────── */
#brand-panel .modal {
    color: #1a1a2e;
    /* Override base .modal overflow:auto so the footer sticks to the bottom.
       Only the .modal-body scrolls; header and footer are always visible. */
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
#brand-panel .modal-body { overflow-y: auto; flex: 1 1 auto; }
#brand-panel .modal-footer { flex: 0 0 auto; }
#brand-panel .modal-header h2,
#brand-panel #brandPanelTitle { color: #111827; font-size: 1rem; font-weight: 700; }
#brand-panel .modal-footer .btn:not(.btn-primary) { color: #374151; }
#brand-panel .modal-footer .btn:not(.btn-primary):hover { background: #f3f4f6; }

/* Bespoke heads-up note at the top of the Brand panel — compact, accent-tinted,
   theme-driven so it reads on every builder theme. */
.bp-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 18px;
    padding: 9px 11px;
    border-radius: 8px;
    background: var(--accent-glow);
    border: 1px solid var(--border-glow);
    color: var(--text);
    font-size: 0.78rem;
    line-height: 1.45;
}
.bp-note .bp-note-icon { flex-shrink: 0; line-height: 1.45; }
.bp-note strong { font-weight: 700; color: var(--text); }

.bp-section {
    margin-bottom: 20px;
}
.bp-section-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 10px;
}
.bp-field-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}
.bp-field-label {
    font-size: 0.82rem;
    color: var(--text);
    font-weight: 500;
    width: 72px;
    flex-shrink: 0;
}
.bp-picker-wrap {
    flex: 1;
    min-width: 0;
}
.bp-clear-btn {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    padding: 3px 7px;
    line-height: 1;
    border-radius: 4px;
    flex-shrink: 0;
}
.bp-clear-btn:hover { color: var(--text); background: var(--bg-soft); border-color: var(--border-strong); }

.bp-select-wrap { flex: 1; }
.bp-font-input {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-input);
    color: var(--text);
    font-size: 0.85rem;
    font-family: inherit;
}
.bp-font-input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.bp-font-input-row { margin-bottom: 6px; }
.bp-font-select {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-input);
    color: var(--text);
    font-size: 0.85rem;
    font-family: inherit;
    cursor: pointer;
}
.bp-font-select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
/* Native <option> menu needs an explicit dark bg or it inherits the OS light
   default — themed to the card surface so the dropdown list is readable too. */
.bp-font-select option { background: var(--bg-card); color: var(--text); }

.bp-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

/* Color-picker compact trigger inside the brand panel — keep it light-mode */
#brand-panel .rsl-color-picker-trigger {
    background: #fff;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    color: #111827;
}
#brand-panel .rsl-color-picker-trigger:hover {
    border-color: #7C5CFF;
}
#brand-panel .rsl-color-picker-value {
    color: #374151;
}

/* Page-switcher tab strip remains visible alongside the sidebar —
   both coexist. The strip is the quick switcher; the sidebar adds
   rename / duplicate / delete actions. */

/* Inline rename input — replaces the title text while editing */
.sitemap-rename-input {
    background: var(--bg-input);
    border: 1px solid var(--accent);
    border-radius: 4px;
    color: var(--text);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    padding: 2px 6px;
    width: 100%;
    outline: none;
    min-width: 0;
}

/* Responsive: on narrow screens hide sidebar and fall back to tab strip */
@media (max-width: 900px) {
    .sitemap-sidebar {
        display: none !important;
    }
    .sitemap-toggle-btn {
        display: none;
    }
}

/* ============================================================
   Nav Builder — header toggle button
   ============================================================ */
/* Brand button in header toolbar — always enabled, pre-build accessible */
.brand-panel-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    white-space: nowrap;
}
.brand-panel-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    border-color: var(--border-strong);
}
.brand-panel-btn.has-brand {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(124, 92, 255, 0.1);
}

.nav-builder-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    white-space: nowrap;
}
.nav-builder-btn:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text);
    border-color: var(--border-strong);
}
.nav-builder-btn.active {
    background: rgba(124, 92, 255, 0.15);
    border-color: var(--accent);
    color: var(--accent);
}
.nav-builder-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

/* ============================================================
   Nav Builder — preview-replacing canvas
   ============================================================ */
.nav-builder-canvas[hidden] {
    display: none;
}
.nav-builder-canvas {
    position: absolute;
    inset: 0;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 10;
    font-family: Inter, system-ui, sans-serif;
}

/* Top bar: back + save/cancel */
.nb-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    gap: 12px;
}
.nb-topbar-left {
    display: flex;
    align-items: center;
    gap: 10px;
}
.nb-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
}
.nb-subtitle {
    font-size: 0.78rem;
    color: var(--text-dim);
}
.nb-topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nb-btn-back {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.nb-btn-back:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.25);
    color: var(--text);
}
.nb-btn-save {
    padding: 6px 16px;
    background: var(--accent);
    border: 1px solid var(--accent);
    border-radius: 6px;
    color: #ffffff;
    font-size: 0.8125rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.12s, box-shadow 0.12s;
}
.nb-btn-save:hover {
    background: #6a4de0;
    box-shadow: var(--shadow-glow);
}

/* Brand settings collapsible section */
.nb-brand-section {
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
}
.nb-brand-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    cursor: pointer;
    transition: background 0.12s;
    user-select: none;
}
.nb-brand-header:hover {
    background: rgba(255,255,255,0.04);
}
.nb-brand-title {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 6px;
}
.nb-brand-title i {
    color: var(--accent);
    font-size: 0.8rem;
}
.nb-brand-chevron {
    color: var(--text-dim);
    font-size: 0.75rem;
    transition: transform 0.18s;
}
.nb-brand-header[aria-expanded="false"] .nb-brand-chevron {
    transform: rotate(180deg);
}
.nb-brand-body {
    padding: 12px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    border-top: 1px solid var(--border);
}
/* label-above-input field layout — matches original nav-builder */
.nb-brand-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.nb-brand-field label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
}
.nb-brand-field .nb-input {
    width: 100%;
}
/* Brand mode radio toggle (Brand Name | Logo Image) */
.nb-brand-mode-toggle {
    display: flex;
    align-items: center;
    gap: 2px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 5px;
    padding: 2px;
    align-self: flex-start;
}
.nb-brand-mode-pill {
    padding: 3px 10px;
    border-radius: 3px;
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--text-dim);
    transition: background 0.1s, color 0.1s;
    white-space: nowrap;
    user-select: none;
}
.nb-brand-mode-pill.active {
    background: var(--accent);
    color: #ffffff;
}
.nb-brand-mode-pill:not(.active):hover {
    color: var(--text-muted);
    background: rgba(255,255,255,0.05);
}

/* Section divider label between Brand and Nav structure */
.nb-nav-section-label {
    flex-shrink: 0;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-soft);
}
.nb-nav-section-label h3 {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
}

/* Scrollable body */
.nb-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.nb-body::-webkit-scrollbar { width: 4px; }
.nb-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 2px; }

/* Rows */
.nb-row {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 10px;
    transition: border-color 0.12s, box-shadow 0.12s;
}
.nb-row:hover {
    border-color: var(--border-glow);
    box-shadow: 0 1px 6px rgba(124,92,255,0.12);
}
.nb-drag-handle {
    color: var(--text-dim);
    cursor: grab;
    flex-shrink: 0;
    padding: 2px 4px;
    display: flex;
    align-items: center;
    user-select: none;
}
.nb-drag-handle:hover { color: var(--text-muted); }
.nb-drag-handle:active { cursor: grabbing; }
.nb-drag-handle svg { display: block; }
.nb-row-fields {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}
.nb-field-label {
    font-size: 0.72rem;
    color: var(--text-dim);
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
}
.nb-input-label {
    flex: 0 0 160px;
    min-width: 0;
}
.nb-input-href {
    flex: 1;
    min-width: 0;
}
.nb-custom-url-input {
    flex: 1;
    min-width: 80px;
}
.nb-input {
    width: 100%;
    padding: 5px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 5px;
    font-size: 0.8125rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg-input);
    outline: none;
    transition: border-color 0.12s, background 0.12s;
    box-sizing: border-box;
}
.nb-input:focus {
    border-color: var(--accent);
    background: rgba(255,255,255,0.06);
}
.nb-href-select {
    flex: 1;
    min-width: 0;
    padding: 5px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 5px;
    font-size: 0.8125rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg-input);
    outline: none;
    cursor: pointer;
    transition: border-color 0.12s;
    box-sizing: border-box;
}
.nb-href-select:focus {
    border-color: var(--accent);
}
.nb-target-select {
    flex: 0 0 auto;
    padding: 5px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 5px;
    font-size: 0.8125rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg-input);
    outline: none;
    cursor: pointer;
    transition: border-color 0.12s;
    box-sizing: border-box;
}
.nb-target-select:focus {
    border-color: var(--accent);
}
/* Native <select> option elements inherit the page bg on some platforms —
   force dark so text is readable in the dropdown list */
.nb-href-select option,
.nb-target-select option {
    background: var(--bg-card);
    color: var(--text);
}
.nb-row-del {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    border-radius: 4px;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0;
    transition: background 0.12s, color 0.12s;
}
.nb-row-del:hover {
    background: rgba(239,68,68,0.15);
    color: #f87171;
}

/* Footer: add link button */
.nb-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}
.nb-add-link-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 100%;
    padding: 8px;
    background: transparent;
    border: 1px dashed rgba(255,255,255,0.15);
    border-radius: 6px;
    color: var(--text-dim);
    font-size: 0.8125rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.nb-add-link-btn:hover {
    background: rgba(124,92,255,0.1);
    color: var(--accent);
    border-color: var(--accent);
    border-style: solid;
}

/* Drag-over hint */
.nb-row.nb-drag-over {
    border-color: var(--accent);
    border-style: dashed;
    background: rgba(124,92,255,0.08);
}

/* Empty-nav state */
.nb-empty {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-dim);
    font-size: 0.85rem;
}

/* Column headers */
.nb-col-headers {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 26px 2px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
    background: var(--bg-soft);
}
.nb-col-header {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-dim);
}
.nb-col-header-handle   { flex: 0 0 28px; }
.nb-col-header-label    { flex: 0 0 160px; }
.nb-col-header-dest     { flex: 1; }
.nb-col-header-target   { flex: 0 0 100px; }
.nb-col-header-del      { flex: 0 0 24px; }

/* ── Child rows (nested dropdown items) ────────────────────────── */
.nb-row-child {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(124,92,255,0.05);
    border: 1px solid rgba(124,92,255,0.2);
    border-left: 3px solid var(--accent);
    border-radius: 6px;
    padding: 6px 10px 6px 12px;
    margin-left: 36px;
    transition: border-color 0.12s;
}
.nb-row-child:hover {
    border-left-color: var(--accent);
    border-color: rgba(124,92,255,0.35);
}
.nb-child-indent-icon {
    color: var(--accent);
    opacity: 0.5;
    flex-shrink: 0;
    display: flex;
    align-items: center;
}
.nb-child-fields {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

/* "Add child" hover button (appears on .nb-row) */
.nb-add-child-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    background: rgba(124,92,255,0.1);
    border: 1px solid rgba(124,92,255,0.25);
    border-radius: 4px;
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.12s, background 0.12s;
    flex-shrink: 0;
}
.nb-row:hover .nb-add-child-btn,
.nb-row:focus-within .nb-add-child-btn {
    opacity: 1;
}
.nb-add-child-btn:hover {
    background: rgba(124,92,255,0.2);
}

/* Promote (outdent) button on child rows */
.nb-promote-btn {
    display: flex;
    align-items: center;
    padding: 3px 6px;
    background: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    color: var(--text-dim);
    font-size: 0.72rem;
    font-family: inherit;
    cursor: pointer;
    flex-shrink: 0;
    white-space: nowrap;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.nb-promote-btn:hover {
    background: rgba(255,255,255,0.06);
    color: var(--text);
    border-color: var(--border-strong);
}

/* ── Dropdown-trigger note (replaces href/target selects on parent rows) ── */
.nb-dropdown-trigger-note {
    font-size: 0.72rem;
    color: var(--text-muted, #888);
    font-style: italic;
    white-space: nowrap;
    flex-shrink: 0;
    padding: 0 2px;
}

/* ── Menu-type pill toggle (Dropdown / Mega) ───────────────────── */
.nb-menu-type-toggle {
    display: flex;
    align-items: center;
    gap: 2px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 5px;
    padding: 2px;
    flex-shrink: 0;
}
.nb-menu-type-pill {
    padding: 3px 8px;
    border-radius: 3px;
    font-size: 0.72rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    background: transparent;
    border: none;
    color: var(--text-dim);
    transition: background 0.1s, color 0.1s;
    white-space: nowrap;
}
.nb-menu-type-pill.active {
    background: var(--accent);
    color: #ffffff;
}
.nb-menu-type-pill:not(.active):hover {
    color: var(--text-muted);
    background: rgba(255,255,255,0.05);
}

/* ── Mega menu inline editor ──────────────────────────────────── */
.nb-mega-editor {
    margin-left: 36px;
    margin-top: -2px;
    background: rgba(124,92,255,0.04);
    border: 1px solid rgba(124,92,255,0.18);
    border-top: none;
    border-radius: 0 0 8px 8px;
    padding: 12px 14px;
}
.nb-mega-cols-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}
.nb-mega-cols-label {
    font-size: 0.75rem;
    color: var(--text-dim);
    font-weight: 500;
}
.nb-mega-cols-select {
    padding: 3px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg-input);
    outline: none;
    cursor: pointer;
}
.nb-mega-cols-select option {
    background: var(--bg-card);
    color: var(--text);
}
.nb-mega-sections {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.nb-mega-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 10px;
}
.nb-mega-section-head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}
.nb-mega-section-heading-input {
    flex: 1;
    padding: 4px 7px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    font-size: 0.8rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg-input);
    outline: none;
}
.nb-mega-section-heading-input:focus { border-color: var(--accent); }
.nb-mega-section-del {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: transparent;
    border: none;
    border-radius: 3px;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0;
    transition: background 0.1s, color 0.1s;
}
.nb-mega-section-del:hover { background: rgba(239,68,68,0.15); color: #f87171; }
.nb-mega-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 6px;
}
.nb-mega-link-row {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nb-mega-link-label-input,
.nb-mega-link-href-input,
.nb-mega-link-desc-input {
    padding: 3px 7px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    font-size: 0.78rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg-input);
    outline: none;
}
.nb-mega-link-label-input:focus,
.nb-mega-link-href-input:focus,
.nb-mega-link-desc-input:focus { border-color: var(--accent); }
.nb-mega-link-label-input { flex: 0 0 100px; }
.nb-mega-link-href-input  { flex: 1; }
.nb-mega-link-desc-input  { flex: 1; }
.nb-mega-link-del {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background: transparent;
    border: none;
    border-radius: 3px;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0;
    transition: background 0.1s, color 0.1s;
    flex-shrink: 0;
}
.nb-mega-link-del:hover { background: rgba(239,68,68,0.15); color: #f87171; }
.nb-mega-add-link-btn,
.nb-mega-add-section-btn {
    padding: 3px 8px;
    background: transparent;
    border: 1px dashed rgba(255,255,255,0.15);
    border-radius: 4px;
    color: var(--text-dim);
    font-size: 0.75rem;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.nb-mega-add-link-btn:hover,
.nb-mega-add-section-btn:hover {
    background: rgba(124,92,255,0.1);
    color: var(--accent);
    border-color: var(--accent);
    border-style: solid;
}
.nb-mega-add-section-btn {
    margin-top: 2px;
    width: 100%;
}


/* ── Import button in topbar ──────────────────────────────────── */
.nb-btn-import {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 10px;
    background: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    color: var(--text-dim);
    font-size: 0.8rem;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s, color 0.12s;
    white-space: nowrap;
}
.nb-btn-import:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.25);
    color: var(--text);
}

/* ── Builder toast overrides ─────────────────────────────────────────────── */
/* Match the builder's dark UI rather than the default light toast theme.    */
.rsl-toast {
    background-color: #1e1e2e;
    border-color: rgba(255,255,255,0.08);
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.rsl-toast-body {
    color: #c8c8d8;
    background-color: #1e1e2e;
}
.rsl-toast-close {
    color: #c8c8d8;
    text-shadow: none;
    opacity: 0.6;
}
.rsl-toast-close:hover {
    color: #ffffff;
    opacity: 1;
}

/* ── Section Panel ────────────────────────────────────────────────────── */

.section-panel {
    border-top: 1px solid var(--border);
    background: var(--bg-soft, rgba(11, 16, 32, 0.8));
    flex-shrink: 0;
    max-height: 220px;
    display: flex;
    flex-direction: column;
    transition: max-height 0.2s ease;
}
.section-panel[hidden] { display: none; }
.section-panel.sp-collapsed {
    max-height: 38px;
    overflow: hidden;
}
.sp-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    flex-shrink: 0;
}
.sp-title {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-dim, #8892a4);
}
/* Progress indicator: "4 of ~6 typical sections" (Phase 2, item 7) */
.sp-progress {
    font-size: 0.68rem;
    color: var(--text-dim, #8892a4);
    opacity: 0.7;
    white-space: nowrap;
    flex-shrink: 0;
}
.sp-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dim, #8892a4);
    padding: 2px 4px;
    border-radius: 3px;
    display: flex;
    align-items: center;
    transition: color 0.15s;
    margin-left: auto;
    flex-shrink: 0;
}
.sp-toggle:hover { color: var(--text, #e2e8f0); }
.sp-collapsed .sp-toggle svg { transform: rotate(-90deg); }
.sp-body {
    overflow-y: auto;
    padding: 0 10px 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--accent) var(--bg-input, rgba(255,255,255,0.04));
}
.sp-body::-webkit-scrollbar { width: 6px; }
.sp-body::-webkit-scrollbar-track { background: var(--bg-input, rgba(255,255,255,0.04)); border-radius: 3px; }
.sp-body::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }
.sp-body::-webkit-scrollbar-thumb:hover { background: var(--accent-2, var(--accent)); }
.sp-suggestions {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.sp-btn {
    display: block;
    width: 100%;
    text-align: left;
    padding: 7px 10px;
    border-radius: 6px;
    border: 1px solid var(--border, rgba(255,255,255,0.08));
    background: var(--bg-input, rgba(255,255,255,0.04));
    color: var(--text, #e2e8f0);
    font-size: 0.8rem;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    line-height: 1.3;
}
.sp-btn:hover {
    background: var(--bg-card, rgba(255,255,255,0.08));
    border-color: var(--border-strong, rgba(255,255,255,0.18));
}
.sp-btn.sp-recommended {
    border-color: var(--accent, #6366f1);
    background: var(--accent-glow, rgba(99,102,241,0.12));
    color: var(--text, #fff);
    font-weight: 500;
}
.sp-btn.sp-recommended:hover {
    background: var(--accent-glow, rgba(99,102,241,0.2));
    filter: brightness(1.15);
}
.sp-btn.sp-loading {
    opacity: 0.5;
    pointer-events: none;
}
.sp-more-row {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.sp-more-btn {
    background: none;
    border: none;
    color: var(--text-dim, #8892a4);
    font-size: 0.75rem;
    cursor: pointer;
    padding: 2px 0;
    text-align: left;
    transition: color 0.15s;
}
.sp-more-btn:hover { color: var(--text, #e2e8f0); }
.sp-more-list {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.sp-more-list[hidden] { display: none; }
.sp-hint {
    margin: 8px 0 2px;
    font-size: 0.7rem;
    color: var(--text-dim, #8892a4);
    opacity: 0.75;
    line-height: 1.3;
    font-style: italic;
}

/* ─────────────────────────────────────────────────────────────────────────
   Section-visibility popover (parent-side picker UI)
   Opened by the "Visibility" chip on a top-level section in the preview.
   See plans/section-visibility-v0.1.md §1.
   ───────────────────────────────────────────────────────────────────────── */
.rsl-vis-popover {
    position: fixed;
    z-index: 1000000;
    min-width: 220px;
    max-width: 280px;
    padding: 10px;
    background: rgba(22, 22, 32, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 10px;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 13px;
    -webkit-font-smoothing: antialiased;
}
.rsl-vis-pop-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: rgba(255, 255, 255, 0.5);
    margin: 2px 4px 8px;
}
.rsl-vis-pop-opt {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 6px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.12s ease;
}
.rsl-vis-pop-opt:hover { background: rgba(124, 92, 255, 0.18); }
.rsl-vis-pop-opt input { accent-color: #7C5CFF; margin: 0; cursor: pointer; }
.rsl-vis-pop-opt span { line-height: 1.2; }
.rsl-vis-pop-custom {
    margin-top: 6px;
    padding-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.rsl-vis-pop-custom[hidden] { display: none; }
.rsl-vis-pop-cb {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 6px;
    border-radius: 6px;
    cursor: pointer;
}
.rsl-vis-pop-cb:hover { background: rgba(124, 92, 255, 0.14); }
.rsl-vis-pop-cb input { accent-color: #7C5CFF; margin: 0; cursor: pointer; }

/* Light builder theme */
[data-builder-theme="light"] .rsl-vis-popover {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.12);
    color: #1a1c24;
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.18), 0 0 0 1px rgba(0, 0, 0, 0.04);
}
[data-builder-theme="light"] .rsl-vis-pop-title { color: rgba(26, 28, 36, 0.5); }
[data-builder-theme="light"] .rsl-vis-pop-opt:hover,
[data-builder-theme="light"] .rsl-vis-pop-cb:hover { background: rgba(124, 92, 255, 0.10); }
[data-builder-theme="light"] .rsl-vis-pop-custom { border-color: rgba(0, 0, 0, 0.08); }

/* Vibrant builder theme */
[data-builder-theme="vibrant"] .rsl-vis-popover {
    background: #0d0d0d;
    border-color: rgba(0, 255, 128, 0.15);
    color: #e8ffe8;
}
[data-builder-theme="vibrant"] .rsl-vis-pop-title { color: rgba(0, 255, 128, 0.55); }
[data-builder-theme="vibrant"] .rsl-vis-pop-opt:hover,
[data-builder-theme="vibrant"] .rsl-vis-pop-cb:hover { background: rgba(0, 255, 128, 0.12); }
[data-builder-theme="vibrant"] .rsl-vis-pop-opt input,
[data-builder-theme="vibrant"] .rsl-vis-pop-cb input { accent-color: #00ff80; }
[data-builder-theme="vibrant"] .rsl-vis-pop-custom { border-color: rgba(0, 255, 128, 0.10); }

/* Section margin popover preset buttons */
.rsl-margin-btn {
    all: unset;
    box-sizing: border-box;
    padding: 4px 10px;
    border-radius: 5px;
    font: 600 11px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: rgba(255, 255, 255, 0.75);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    cursor: pointer;
    transition: background 0.12s ease, color 0.12s ease;
}
.rsl-margin-btn:hover { background: rgba(124, 92, 255, 0.25); color: #fff; }
.rsl-margin-btn.active { background: rgba(124, 92, 255, 0.35); color: #fff; border-color: rgba(124, 92, 255, 0.5); }

[data-builder-theme="light"] .rsl-margin-btn { color: rgba(26, 28, 36, 0.7); background: rgba(0,0,0,0.05); border-color: rgba(0,0,0,0.1); }
[data-builder-theme="light"] .rsl-margin-btn:hover { background: rgba(124, 92, 255, 0.12); color: #1a1c24; }
[data-builder-theme="light"] .rsl-margin-btn.active { background: rgba(124, 92, 255, 0.18); color: #5b35c4; border-color: rgba(124, 92, 255, 0.35); }

/* ─────────────────────────────────────────────────────────────────────────
   Footer Builder Panel
   Full-modal footer editor. Sits alongside #nav-builder-canvas in the
   preview wrapper. Scoped to .footer-builder-canvas so nothing leaks.
   ───────────────────────────────────────────────────────────────────────── */
.footer-builder-canvas {
    position: absolute;
    inset: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 13px;
    overflow: hidden;
}
.footer-builder-canvas[hidden] { display: none; }

/* Toolbar */
.fb-panel { display: flex; flex-direction: column; height: 100%; overflow: hidden; }
.fb-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    gap: 8px;
}
.fb-toolbar-left, .fb-toolbar-right { display: flex; align-items: center; gap: 6px; }
.fb-title { font-weight: 700; font-size: 14px; color: var(--text); margin-right: 8px; }

/* Buttons */
.fb-btn {
    all: unset;
    box-sizing: border-box;
    padding: 5px 10px;
    border-radius: 6px;
    font: 600 12px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text-muted);
    background: var(--bg-input);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    white-space: nowrap;
}
.fb-btn:hover:not([disabled]) { background: var(--accent-glow); color: var(--text); }
.fb-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.fb-btn[disabled] { opacity: 0.4; cursor: not-allowed; }
.fb-btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.fb-btn-primary:hover:not([disabled]) { background: #6a4de8; }
.fb-btn-sm { padding: 3px 8px; font-size: 11px; }

/* Main content area */
.fb-content {
    display: flex;
    flex: 1;
    overflow: hidden;
    min-height: 0;        /* allow flex children to shrink so inner overflow:auto clips */
    border-bottom: 1px solid var(--border);
}

/* Structure panel */
.fb-structure-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border);
    overflow: hidden;
    min-width: 0;
    min-height: 0;
}
.fb-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-soft-2);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.fb-panel-title { font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-dim); }
.fb-panel-actions { display: flex; gap: 4px; }

.fb-structure-tree {
    flex: 1;
    overflow-y: auto;
    min-height: 0;        /* the actual scroll container — must be allowed to shrink */
    padding: 8px;
}

/* Properties panel */
.fb-properties-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
    min-height: 0;
}
.fb-properties-content {
    flex: 1;
    overflow-y: auto;
    min-height: 0;
    padding: 12px;
}

/* Themed scrollbars for the footer builder scroll areas (tree, properties,
   and the footer preview pane). All read from theme variables so they tint
   correctly on every builder theme. */
.fb-structure-tree,
.fb-properties-content,
.fb-preview-frame-wrap {
    scrollbar-width: thin;
    scrollbar-color: var(--accent) var(--bg-input);
}
.fb-structure-tree::-webkit-scrollbar,
.fb-properties-content::-webkit-scrollbar,
.fb-preview-frame-wrap::-webkit-scrollbar { width: 8px; height: 8px; }
.fb-structure-tree::-webkit-scrollbar-track,
.fb-properties-content::-webkit-scrollbar-track,
.fb-preview-frame-wrap::-webkit-scrollbar-track { background: var(--bg-input); border-radius: 4px; }
.fb-structure-tree::-webkit-scrollbar-thumb,
.fb-properties-content::-webkit-scrollbar-thumb,
.fb-preview-frame-wrap::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }
.fb-structure-tree::-webkit-scrollbar-thumb:hover,
.fb-properties-content::-webkit-scrollbar-thumb:hover,
.fb-preview-frame-wrap::-webkit-scrollbar-thumb:hover { background: var(--accent-2); }

/* Empty state */
.fb-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 120px;
    gap: 8px;
    color: var(--text-dim);
    text-align: center;
    padding: 24px;
}
.fb-empty-state p { font-size: 12px; margin: 0; }
.fb-empty-state svg { opacity: 0.4; }

/* Preview pane */
.fb-preview-pane {
    flex-shrink: 0;
    border-top: 1px solid var(--border);
    background: var(--bg-soft);
    display: flex;
    flex-direction: column;
}
.fb-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border);
}
.fb-preview-label { font-weight: 700; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-dim); }
.fb-viewport-btns { display: flex; gap: 4px; }
.fb-viewport-btn {
    all: unset;
    box-sizing: border-box;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 5px;
    font: 600 11px/1.4 -apple-system, sans-serif;
    color: var(--text-dim);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
}
.fb-viewport-btn:hover { background: var(--bg-input); color: var(--text); }
.fb-viewport-btn.active { background: var(--accent-glow); color: var(--text); }
.fb-viewport-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.fb-preview-frame-wrap {
    overflow-x: auto;
    padding: 8px 12px;
    min-height: 80px;
    max-height: 260px;
}
.fb-preview-container {
    background: #fff;
    border-radius: 4px;
    overflow: hidden;
    min-height: 60px;
    transition: width 0.2s ease;
}
.fb-preview-desktop .fb-preview-container  { width: 100%; }
.fb-preview-tablet  .fb-preview-container  { width: 768px; margin: 0 auto; }
.fb-preview-mobile  .fb-preview-container  { width: 375px; margin: 0 auto; }
.fb-preview-placeholder {
    padding: 20px;
    color: #999;
    font-size: 12px;
    text-align: center;
}

/* All builder-theme overrides removed — .fb-* defaults read from the shared
   CSS variables (--bg, --text, --border, --accent, etc.) so every builder
   theme (Navy, Midnight, Light, Notepad, One Dark, Darcula, CRT, Luxury,
   Vibrant, Solarized, …) themes the footer builder automatically. */

/* ─────────────────────────────────────────────────────────────────────────
   Footer Builder — Phase 2: structure tree, dialogs, presets
   ───────────────────────────────────────────────────────────────────────── */

/* Add buttons (Add section / column / block) */
.fb-add-btn {
    all: unset;
    box-sizing: border-box;
    display: block;
    width: 100%;
    text-align: center;
    padding: 6px 10px;
    margin-top: 6px;
    border: 1px dashed var(--border-strong);
    border-radius: 6px;
    font: 600 11px/1.4 -apple-system, sans-serif;
    color: var(--text-muted);
    cursor: pointer;
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.fb-add-btn:hover { background: var(--accent-glow); color: var(--text); border-color: var(--border-glow); }
.fb-add-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.fb-add-column-btn, .fb-add-block-btn { font-size: 10px; padding: 4px 8px; }

/* Icon buttons (move up/down/left/right/delete) */
.fb-icon-btn {
    all: unset;
    box-sizing: border-box;
    width: 22px; height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
}
.fb-icon-btn:hover:not([disabled]) { background: var(--accent-glow); color: var(--text); }
.fb-icon-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.fb-icon-btn[disabled] { opacity: 0.3; cursor: not-allowed; }
.fb-danger-btn:hover:not([disabled]) { background: rgba(220,53,69,0.3) !important; color: #fff; }

/* Item actions wrapper — hidden until hover/focus on the row */
.fb-item-actions {
    display: flex;
    gap: 2px;
    margin-left: auto;
    opacity: 0;
    transition: opacity 0.12s;
}
.fb-section-header:hover .fb-item-actions,
.fb-section-header:focus-within .fb-item-actions,
.fb-column-header:hover .fb-item-actions,
.fb-column-header:focus-within .fb-item-actions,
.fb-block:hover .fb-item-actions,
.fb-block:focus-within .fb-item-actions { opacity: 1; }

/* Section */
.fb-section {
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 8px;
    background: var(--bg-soft-2);
    overflow: hidden;
}
.fb-section.fb-selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent-glow); }
.fb-section-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 10px;
    cursor: pointer;
    background: var(--bg-input);
}
.fb-section-header:hover { background: var(--accent-glow); }
.fb-section-header:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.fb-chevron {
    display: inline-flex;
    font-size: 13px;
    color: var(--text-dim);
    transition: transform 0.15s;
    cursor: pointer;
    width: 16px;
    justify-content: center;
}
.fb-chevron-collapsed { transform: rotate(-90deg); }
.fb-section-title { font-weight: 600; font-size: 12px; color: var(--text); }
.fb-section-content { padding: 8px 10px 10px; }

/* Columns */
.fb-columns-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.fb-column {
    flex: 1;
    min-width: 140px;
    border: 1px dashed var(--border-strong);
    border-radius: 6px;
    padding: 6px;
    background: var(--bg-soft-2);
}
.fb-column.fb-selected { border-style: solid; border-color: var(--accent); background: var(--accent-glow); }
.fb-column-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 4px 6px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    margin-bottom: 6px;
}
.fb-column-header:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.fb-col-name { font-weight: 600; font-size: 11px; color: var(--text); }
.fb-col-width { font-size: 9px; color: var(--text-dim); margin-left: 4px; }

/* Blocks */
.fb-blocks-wrap { display: flex; flex-direction: column; gap: 4px; }
.fb-block {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: 5px;
    background: var(--bg-input);
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s;
}
.fb-block:hover { background: var(--accent-glow); }
.fb-block.fb-selected { border-color: var(--accent); background: var(--accent-glow); }
.fb-block:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.fb-block-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px; height: 22px;
    flex-shrink: 0;
    border-radius: 4px;
    background: var(--accent-glow);
    color: var(--accent);
    font-size: 12px;
}
.fb-block-info { flex: 1; min-width: 0; }
.fb-block-type { font-weight: 600; font-size: 11px; color: var(--text); }
.fb-block-preview {
    font-size: 10px;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Dialogs (block type selector, presets) */
.fb-dialog-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000001;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}
.fb-dialog {
    width: 90%;
    max-width: 460px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-card);
    border: 1px solid var(--border-strong);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    overflow: hidden;
}
.fb-dialog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
}
.fb-dialog-title { font-weight: 700; font-size: 14px; }
.fb-dialog-close {
    all: unset;
    box-sizing: border-box;
    width: 28px; height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
}
.fb-dialog-close:hover { background: var(--bg-input); color: var(--text); }
.fb-dialog-close:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.fb-dialog-body { padding: 16px; overflow-y: auto; }

/* Block type grid */
.fb-block-type-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}
.fb-block-type-option {
    all: unset;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 14px 8px;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    cursor: pointer;
    text-align: center;
    transition: background 0.12s, border-color 0.12s;
}
.fb-block-type-option:hover { background: var(--accent-glow); border-color: var(--border-glow); }
.fb-block-type-option:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.fb-block-type-icon { font-size: 20px; color: var(--accent); }
.fb-block-type-label { font-size: 12px; font-weight: 600; color: var(--text); }

/* Presets grid */
.fb-presets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}
.fb-preset-option {
    all: unset;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.12s, border-color 0.12s;
}
.fb-preset-option:hover { background: var(--accent-glow); border-color: var(--border-glow); }
.fb-preset-option:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.fb-preset-preview {
    display: flex;
    flex-direction: column;
    gap: 3px;
    height: 56px;
    padding: 6px;
    background: var(--bg);
    border-radius: 5px;
}
.fb-preset-row { display: flex; gap: 3px; flex: 1; }
.fb-preset-col { flex: 1; background: var(--accent-glow); border-radius: 2px; min-height: 6px; }
.fb-preset-name { font-weight: 700; font-size: 12px; color: var(--text); }
.fb-preset-desc { font-size: 10px; color: var(--text-dim); }

/* (Phase 2 light overrides removed — defaults are variable-driven) */

/* ─────────────────────────────────────────────────────────────────────────
   Footer Builder — Phase 3: properties panel forms, dialogs footer, theme
   ───────────────────────────────────────────────────────────────────────── */

/* Form groups */
.fb-form-group { margin-bottom: 12px; }
.fb-form-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 5px;
}
.fb-form-input {
    box-sizing: border-box;
    width: 100%;
    padding: 7px 9px;
    border-radius: 6px;
    border: 1px solid var(--border-strong);
    background: var(--bg-input);
    color: var(--text);
    font: 400 12px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    outline: none;
    transition: border-color 0.12s, box-shadow 0.12s;
}
.fb-form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-glow); }
.fb-form-input::placeholder { color: var(--text-dim); }
.fb-form-textarea { resize: vertical; min-height: 60px; font-family: ui-monospace, Menlo, monospace; }
.fb-form-select { cursor: pointer; appearance: none; -webkit-appearance: none; padding-right: 24px; }
.fb-form-help { display: block; font-size: 10px; color: var(--text-dim); margin-top: 4px; }
.fb-form-warning { color: #ffc857 !important; }
.fb-form-section-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-dim);
    margin: 14px 0 8px;
}
.fb-form-divider { height: 1px; background: var(--border); margin: 12px 0; }
.fb-form-checkbox { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-muted); cursor: pointer; }
.fb-form-checkbox input { accent-color: var(--accent); }

/* Block editor header */
.fb-block-editor-header { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.fb-block-editor-icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 26px; height: 26px; border-radius: 6px;
    background: var(--accent-glow); color: var(--accent); font-size: 13px;
}
.fb-block-editor-title { font-weight: 700; font-size: 14px; color: var(--text); }

/* Links list (nav/legal/social) */
.fb-links-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 8px; }
.fb-link-item {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-input);
}
.fb-link-icon-prev { width: 20px; text-align: center; color: var(--accent); flex-shrink: 0; }
.fb-link-info { flex: 1; min-width: 0; cursor: pointer; }
.fb-link-label { font-size: 12px; font-weight: 600; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fb-link-url { font-size: 10px; color: var(--text-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fb-link-actions { opacity: 1; }

/* Badges editor */
.fb-badges-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 8px; }
.fb-badge-item {
    display: flex; align-items: flex-start; gap: 8px;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg-input);
}
.fb-badge-prev {
    width: 56px; height: 36px; flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    background: var(--bg); border-radius: 4px; overflow: hidden;
}
.fb-badge-prev img { max-width: 100%; max-height: 100%; object-fit: contain; }
.fb-badge-ph { color: var(--text-dim); font-size: 16px; }
.fb-badge-fields { flex: 1; display: flex; flex-direction: column; gap: 4px; }

/* Dialog footer */
.fb-dialog-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--border);
}

/* Theme dialog */
.fb-theme-options { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.fb-theme-option {
    all: unset; box-sizing: border-box;
    display: flex; flex-direction: column; align-items: center; gap: 5px;
    padding: 8px 12px;
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    cursor: pointer;
    font-size: 11px; color: var(--text-muted);
}
.fb-theme-option:hover { border-color: var(--border-glow); }
.fb-theme-option.active { border-color: var(--accent); background: var(--accent-glow); color: var(--text); }
.fb-theme-option:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.fb-theme-swatch { width: 36px; height: 20px; border-radius: 4px; border: 1px solid var(--border-strong); }
.fb-theme-swatch-light  { background: linear-gradient(135deg, #f5f5f5, #fff); }
.fb-theme-swatch-dark   { background: linear-gradient(135deg, #1a1a1a, #2a2a2a); }
.fb-theme-swatch-auto   { background: linear-gradient(90deg, #f5f5f5 50%, #1a1a1a 50%); }
.fb-theme-swatch-custom { background: conic-gradient(#ff6b6b, #ffd93d, #6bcb77, #4d96ff, #ff6b6b); }
.fb-custom-colors { margin-top: 8px; }
.fb-color-row { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.fb-color-row .fb-form-label { margin-bottom: 0; flex: 0 0 90px; }
.fb-color-row .fb-form-input { flex: 1; }

/* (Phase 3 light overrides removed — defaults are variable-driven) */

/* (Footer import dialog CSS removed — import feature pulled pre-release;
   revisit a normalizer-based importer after CMS. See footer-builder-panel.js.) */

/* Footer Builder v2 — real-HTML editor additions */
.fb-tree-group-title {
    font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-dim); margin: 10px 0 4px; padding: 0 2px;
}
.fb-tree-group-title:first-child { margin-top: 0; }
/* Selected-node highlight inside the shadow preview */
.fb-preview-highlight { outline: 2px solid var(--accent) !important; outline-offset: 2px !important; border-radius: 2px; }
/* Make the preview pane bigger — it's the "does it match the site" surface */
.fb-preview-frame-wrap { max-height: 340px; min-height: 120px; padding: 0; }
.fb-preview-container { width: 100%; min-height: 100px; border-radius: 0; }

/* Footer Builder — column reorder rows */
.fb-column-row { background: var(--accent-glow); border-color: var(--border-glow); cursor: default; }
.fb-column-row .fb-item-actions { opacity: 1; }

/* Footer Builder — column-organized tree */
.fb-col-group { margin-bottom: 12px; border: 1px solid var(--border-glow); border-radius: 8px; overflow: hidden; }
.fb-col-group .fb-column-row { margin-bottom: 0; border: none; border-bottom: 1px solid var(--border-glow); border-radius: 0; }
.fb-nested-item { margin-left: 16px; border-left: 2px solid var(--border-glow) !important; border-radius: 0 5px 5px 0 !important; }
.fb-add-col-link { margin: 4px 8px 8px; font-size: 10px; }
/* Link + column action buttons are always visible (important affordances) */
.fb-block .fb-item-actions { opacity: 1; }
.fb-block:hover { background: var(--accent-glow); }
