* { margin: 0; padding: 0; box-sizing: border-box; }

:root, [data-theme="dark"] {
  --bg: #0d0d10;
  --panel: #141418;
  --panel-alt: #1a1a20;
  --border: #2a2a32;
  --text: #e0e0e0;
  --text-dim: #888;
  --accent: #c8a04a;
  --accent-hover: #dbb45e;
  --action: #d4725c;
  --action-hover: #c0614d;
  --danger: #c44;
  --success: #4a4;
  --btn: #222228;
  --btn-hover: #333338;
  --radius: 8px;
  --screenplay-bg: #1c1c22;
  --storyboard-bg: #16161c;
}

[data-theme="light"] {
  --bg: #f0ede6;
  --panel: #faf8f4;
  --panel-alt: #f2efe8;
  --border: #d4d0c8;
  --text: #1a1a1a;
  --text-dim: #666;
  --accent: #8b6914;
  --accent-hover: #a07a1a;
  --action: #c0614d;
  --action-hover: #a85542;
  --danger: #c44;
  --success: #2a7a2a;
  --btn: #e8e4dc;
  --btn-hover: #ddd8ce;
  --screenplay-bg: #fdfcf9;
  --storyboard-bg: #f5f2ec;
}

[data-theme="sepia"] {
  --bg: #f4ead5;
  --panel: #faf3e0;
  --panel-alt: #f0e6ce;
  --border: #d4c8a8;
  --text: #3a2e1e;
  --text-dim: #7a6a52;
  --accent: #8b5e14;
  --accent-hover: #a06c1a;
  --action: #c0614d;
  --action-hover: #a85542;
  --danger: #c44;
  --success: #2a7a2a;
  --btn: #ecdfc4;
  --btn-hover: #e0d2b4;
  --screenplay-bg: #fdf6e3;
  --storyboard-bg: #f5ecd4;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'SF Pro Display', -apple-system, 'Segoe UI', Roboto, sans-serif;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ── Top Bar ── */
#top-bar {
  min-height: 48px; flex-shrink: 0; background: var(--panel);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; z-index: 50; position: relative;
}
.top-left { display: flex; align-items: center; gap: 8px; }
.top-logo { font-size: 15px; font-weight: 800; letter-spacing: 2px; color: var(--accent); margin-right: 8px; white-space: nowrap; }
.top-version {
  font-size: 10px; font-weight: 600; letter-spacing: 0.5px;
  color: var(--text-dim); vertical-align: middle;
  background: var(--btn); border: 1px solid var(--border);
  border-radius: 10px; padding: 2px 8px; margin-left: 4px;
}
.top-title {
  font-size: 13px; color: var(--text-dim); cursor: pointer;
  padding: 4px 8px; border-radius: 4px; border: 1px solid transparent;
  max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.top-title:hover { border-color: var(--border); }
.top-right { display: flex; align-items: center; gap: 6px; }

.bar-select {
  padding: 4px 8px; background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; font-size: 11px; cursor: pointer;
  font-family: inherit;
}

.nav-btn {
  padding: 6px 14px; background: transparent; border: 1px solid transparent;
  color: var(--text-dim); border-radius: 8px; cursor: pointer; font-size: 13px;
  font-family: inherit; transition: all 0.15s; font-weight: 500;
}
.nav-btn:hover { color: var(--text); background: var(--btn); }
.nav-btn.active { color: var(--accent); border-color: var(--border); background: var(--btn); font-weight: 600; }

/* Write-only top bar controls hidden outside the Write view */
body:not([data-view="write"]) .write-only { display: none; }

/* ── Buttons ── */
.btn {
  padding: 6px 14px; background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; cursor: pointer; font-size: 12px;
  display: inline-flex; align-items: center; gap: 6px; transition: all 0.15s;
  font-family: inherit; white-space: nowrap;
}
.btn:hover { background: var(--btn-hover); border-color: #666; }
.btn.accent { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 600; }
.btn.accent:hover { background: var(--accent-hover); }
.btn.action { background: var(--action); color: #fff; border-color: var(--action); font-weight: 600; }
.btn.action:hover { background: var(--action-hover); }
.btn.danger { border-color: var(--danger); color: var(--danger); }
.btn.danger:hover { background: rgba(204,68,68,0.15); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── View System ──
   Flex sizing (not hardcoded heights) so panels always fit below the top bar,
   even when it wraps to multiple rows. */
.view { display: none; }
#view-write.active { display: flex; flex: 1; min-height: 0; }
.page-view.active {
  display: block; flex: 1; min-height: 0; overflow-y: auto;
  width: 100%; max-width: 1100px; margin: 0 auto; padding: 32px 24px;
}

/* ── Script Panel (Left) ── */
#script-panel {
  flex: 1; min-width: 300px;
  display: flex; flex-direction: column;
  background: var(--screenplay-bg);
  border-right: 1px solid var(--border);
}

#script-toolbar {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-bottom: 1px solid var(--border);
  background: var(--panel-alt);
}
#script-toolbar .toolbar-label {
  font-size: 10px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; color: var(--accent); margin-right: auto;
}

#editor-container {
  flex: 1; overflow: hidden; position: relative; display: flex;
}

#marker-gutter {
  width: 42px; flex-shrink: 0;
  background: rgba(0,0,0,0.15); border-right: 1px solid var(--border);
  position: relative; overflow: hidden;
  user-select: none; cursor: pointer;
}
#gutter-inner {
  position: absolute; top: 0; left: 0; right: 0;
  will-change: transform;
}

.gutter-line {
  position: absolute; left: 0; right: 0; padding-right: 7px;
  text-align: right; font-size: 10px; color: var(--text-dim);
  font-family: 'Courier Prime', 'Courier New', monospace;
  user-select: none; opacity: 0.55;
}
.gutter-line.locked {
  opacity: 1; background: rgba(90, 130, 210, 0.45); color: var(--text);
}
.gutter-line.has-board {
  opacity: 1; color: #000; background: var(--accent);
  cursor: pointer; font-weight: 700;
}
.gutter-line.has-board:hover { background: var(--accent-hover); }
/* locked + storyboard on the same line: half gold, half blue */
.gutter-line.has-board.locked {
  background: linear-gradient(90deg, var(--accent) 0 50%, rgba(90, 130, 210, 0.8) 50% 100%);
  color: #000;
}
/* live drag selection */
.gutter-line.gutter-sel {
  background: rgba(90, 130, 210, 0.28);
  box-shadow: inset 2px 0 0 #6a92e2;
  opacity: 1;
}
.gutter-line.locked.gutter-sel { box-shadow: inset 2px 0 0 #fff; }

/* card flash when jumped to from the gutter */
.scene-card.flash, .inline-marker.flash {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent), 0 0 16px rgba(200,160,74,0.5);
}

#editor {
  padding: 32px 48px 32px 36px;
  font-family: 'Courier Prime', 'Courier New', Courier, monospace;
  font-size: 14px; line-height: 1.6;
  color: var(--text); background: transparent;
  border: none; outline: none; resize: none;
  flex: 1; min-height: 100%; overflow-y: auto;
  white-space: pre-wrap;
}

/* ── Lock button — match the blue lock color so it reads as the lock control ── */
#btn-lock {
  background: rgba(90, 130, 210, 0.25);
  border-color: #5a82d2;
  font-weight: 600;
}
#btn-lock:hover { background: rgba(90, 130, 210, 0.45); border-color: #6a92e2; }

/* ── Screenplay Layout Preview ──
   US Letter at 96dpi: page 816px; margins 1in top/right/bottom, 1.5in left.
   Indents per industry spec: character 2.2in from margin, dialogue 1in, parenthetical 1.6in. */
#preview-view {
  display: none; flex: 1; overflow-y: auto; overflow-x: auto;
  padding: 24px; background: rgba(0,0,0,0.25);
}
#preview-view.active { display: block; }
#preview-page {
  background: #fff; color: #111;
  width: 816px; min-height: 500px; margin: 0 auto;
  padding: 96px 96px 96px 144px;
  font-family: 'Courier Prime', 'Courier New', Courier, monospace;
  font-size: 12pt; line-height: 1.15;
  box-shadow: 0 6px 32px rgba(0,0,0,0.45);
}
.pv-line { white-space: pre-wrap; min-height: 1.15em; }

/* ── AD Breakdown bar + highlight colors (industry convention) ── */
#breakdown-bar {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  max-width: 816px; margin: 0 auto 12px auto; padding: 8px 12px;
  background: var(--panel); border: 1px solid var(--border); border-radius: 8px;
}
.bd-hint { font-size: 10px; color: var(--text-dim); }
.bd-chip {
  padding: 3px 10px; border-radius: 10px; border: 1px solid transparent;
  font-size: 11px; font-weight: 600; cursor: pointer; font-family: inherit;
  color: #fff; opacity: 0.85; transition: opacity 0.15s, transform 0.1s;
}
.bd-chip:hover { opacity: 1; transform: scale(1.05); }
.bd-cast { background: #c0392b; }
.bd-extras { background: #27ae60; }
.bd-stunts { background: #e67e22; }
.bd-props { background: #8e44ad; }
.bd-costume { background: #d35fa0; }
.bd-sound { background: #8d6e3a; }
.bd-sfx { background: #2980b9; }
.bd-set { background: #7f8c8d; }

.bd-mark {
  border-radius: 2px; padding: 0 1px; cursor: pointer; color: inherit;
  -webkit-print-color-adjust: exact; print-color-adjust: exact;
}
mark.bd-cast { background: rgba(192,57,43,0.3); box-shadow: inset 0 -2px 0 #c0392b; }
mark.bd-extras { background: rgba(39,174,96,0.3); box-shadow: inset 0 -2px 0 #27ae60; }
mark.bd-stunts { background: rgba(230,126,34,0.35); box-shadow: inset 0 -2px 0 #e67e22; }
mark.bd-props { background: rgba(142,68,173,0.3); box-shadow: inset 0 -2px 0 #8e44ad; }
mark.bd-costume { background: rgba(211,95,160,0.3); box-shadow: inset 0 -2px 0 #d35fa0; }
mark.bd-sound { background: rgba(141,110,58,0.35); box-shadow: inset 0 -2px 0 #8d6e3a; }
mark.bd-sfx { background: rgba(41,128,185,0.3); box-shadow: inset 0 -2px 0 #2980b9; }
mark.bd-set { background: rgba(127,140,141,0.35); box-shadow: inset 0 -2px 0 #7f8c8d; }
.pv-slug { font-weight: 700; }
.pv-caps { font-weight: 600; }
.pv-char { margin-left: 211px; }
.pv-paren { margin-left: 154px; max-width: 230px; }
.pv-dial { margin-left: 96px; max-width: 336px; }
.pv-trans { text-align: right; }

/* Print: only the preview page, real margins via @page */
@media print {
  @page { margin: 1in 1in 1in 1.5in; }
  body.printing { display: block !important; height: auto !important; overflow: visible !important; }
  body.printing #top-bar, body.printing #mobile-tabs, body.printing #toast,
  body.printing .version, body.printing .modal-overlay,
  body.printing #storyboard-panel, body.printing #panel-divider,
  body.printing #script-toolbar, body.printing #editor-container,
  body.printing #sketch-overlay, body.printing #lightbox { display: none !important; }
  body.printing #view-write.active { display: block !important; height: auto !important; }
  body.printing #script-panel { display: block !important; border: none; background: #fff; }
  body.printing #preview-view { display: block !important; padding: 0; background: #fff; overflow: visible; }
  body.printing #preview-page {
    width: auto; margin: 0; padding: 0; box-shadow: none;
  }
  body.printing #breakdown-bar { display: none !important; }
  body.printing .bd-mark { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* ── Resize Handle ── */
#panel-divider {
  width: 6px; cursor: col-resize; background: var(--border);
  transition: background 0.2s; flex-shrink: 0;
}
#panel-divider:hover { background: var(--accent); }

/* ── Storyboard Panel (Right) ── */
#storyboard-panel {
  width: 400px; min-width: 250px; max-width: 60vw;
  display: flex; flex-direction: column;
  background: var(--storyboard-bg);
  height: 100%; overflow: hidden;
}

#storyboard-toolbar {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 12px; border-bottom: 1px solid var(--border);
  background: var(--panel-alt);
}
#storyboard-toolbar .toolbar-label {
  font-size: 10px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; color: var(--accent); margin-right: auto;
}

#storyboard-content {
  flex: 1; overflow-y: auto; padding: 12px;
  display: flex; flex-direction: column; gap: 16px;
  min-height: 0; /* critical for flex overflow scrolling */
}
/* Cards must keep natural height — without this, flex squishes every card
   to force-fit the column, so nothing ever overflows and scroll never activates. */
#storyboard-content > * { flex-shrink: 0; }

/* ── Scene Card ── */
.scene-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.scene-card-header {
  padding: 8px 12px; font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px;
  color: var(--accent); border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.scene-card-header .scene-num { color: var(--text-dim); font-weight: 400; }

/* ── Scene Prompt Row ── */
.scene-prompt-row {
  display: flex; align-items: stretch; border-bottom: 1px solid var(--border);
}
.scene-prompt {
  flex: 1; padding: 6px 12px; background: transparent;
  border: none; color: var(--text); font-size: 11px;
  font-family: inherit; outline: none; min-width: 0;
}
.scene-prompt:focus { background: rgba(200,160,74,0.04); }
.scene-prompt-auto {
  padding: 0 10px; background: var(--btn); border: none;
  border-left: 1px solid var(--border); color: var(--text-dim);
  font-size: 9px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; cursor: pointer; font-family: inherit;
  transition: all 0.15s;
}
.scene-prompt-auto:hover { color: var(--accent); background: var(--btn-hover); }
.scene-prompt-go {
  padding: 0 12px; background: var(--accent); border: none;
  color: #000; font-size: 9px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; cursor: pointer; font-family: inherit;
  transition: background 0.15s; white-space: nowrap;
}
.scene-prompt-go:hover { background: var(--accent-hover); }

/* per-frame hover controls (download / delete) */
.frame-btn {
  position: absolute; top: 6px; width: 24px; height: 24px;
  border-radius: 50%; background: rgba(0,0,0,0.65); color: #fff;
  border: none; cursor: pointer; font-size: 13px; line-height: 1;
  display: none; align-items: center; justify-content: center; z-index: 3;
}
.frame-btn:hover { background: var(--accent); color: #000; }
.frame-del { right: 6px; color: #f88; }
.frame-del:hover { background: var(--danger); color: #fff; }
.frame-dl { right: 34px; }
.frame-star { left: 6px; }
.frame-star.on { display: flex; background: var(--accent); color: #000; }
.frame-star:hover { background: var(--accent); color: #000; }
.frame-remix { left: 34px; font-size: 14px; }
.frame-remix:hover { background: var(--success); color: #fff; }
.carousel-frame:hover .frame-btn { display: flex; }


/* ── Storyboard Carousel ── */
.carousel-wrap { position: relative; }
.car-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(0,0,0,0.55); color: #fff; border: none;
  cursor: pointer; font-size: 18px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
  z-index: 2; transition: background 0.15s; padding: 0 0 2px 0;
}
.car-prev { left: 8px; }
.car-next { right: 8px; }
.car-nav:hover { background: var(--accent); color: #000; }

.scene-carousel {
  display: flex; gap: 8px; overflow-x: auto; padding: 10px;
  scroll-snap-type: x mandatory;
}
.carousel-frame {
  flex: 0 0 auto; width: 100%; scroll-snap-align: center;
  aspect-ratio: 16/9; border-radius: 6px; overflow: hidden;
  position: relative; background: #111; cursor: pointer;
  border: 2px solid transparent; transition: border-color 0.2s;
}
.carousel-frame.selected { border-color: var(--accent); }
.carousel-frame img { width: 100%; height: 100%; object-fit: cover; }
.carousel-frame .frame-badge {
  position: absolute; bottom: 4px; right: 4px;
  background: rgba(0,0,0,0.7); color: #aaa;
  font-size: 9px; padding: 2px 6px; border-radius: 3px;
}
.carousel-empty {
  width: 100%; aspect-ratio: 16/9; border-radius: 6px;
  border: 2px dashed var(--border); display: flex;
  align-items: center; justify-content: center;
  color: var(--text-dim); font-size: 12px; cursor: pointer;
  transition: border-color 0.2s;
}
.carousel-empty:hover { border-color: var(--accent); }
.carousel-add {
  flex: 0 0 110px; aspect-ratio: 16/9; border-radius: 6px;
  border: 2px dashed var(--border); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 2px;
  color: var(--text-dim); cursor: pointer; scroll-snap-align: center;
  transition: border-color 0.2s, color 0.2s;
}
.carousel-add:hover { border-color: var(--accent); color: var(--accent); }

.scene-card-actions {
  display: flex; gap: 4px; padding: 8px 10px; border-top: 1px solid var(--border);
}
.scene-card-actions .btn { flex: 1; justify-content: center; font-size: 10px; }

/* ── Master Style ── */
#style-bar {
  padding: 8px 12px; border-bottom: 1px solid var(--border);
  background: rgba(150,120,60,0.08);
}
#style-bar label { font-size: 10px; color: var(--accent); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
#master-style {
  width: 100%; margin-top: 4px; padding: 6px 8px;
  background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; font-size: 11px;
  font-family: inherit; outline: none; resize: none; height: 36px;
}
#master-style:focus { border-color: var(--accent); }

/* ── Modal ── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center;
}
.modal-overlay.hidden { display: none; }
.modal {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 32px; width: 460px; max-width: 90%;
  max-height: 90vh; overflow-y: auto;
}
.modal h3 { font-size: 16px; margin-bottom: 16px; color: var(--accent); }
.modal label { font-size: 12px; color: var(--text-dim); display: block; margin-bottom: 4px; margin-top: 12px; }
.modal input, .modal select, .modal textarea {
  width: 100%; padding: 8px 10px; background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; font-size: 13px; font-family: inherit; outline: none;
}
.modal input { font-family: monospace; }
.modal input:focus, .modal select:focus, .modal textarea:focus { border-color: var(--accent); }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

/* ── Toast ── */
#toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  z-index: 500; padding: 12px 24px; border-radius: 8px;
  font-size: 13px; font-weight: 500; pointer-events: none;
  opacity: 0; transition: opacity 0.3s; max-width: 500px; text-align: center;
}
#toast.show { opacity: 1; }
#toast.error { background: #c44; color: #fff; }
#toast.success { background: #2a7a2a; color: #fff; }
#toast.info { background: #336; color: #fff; }
#toast.warning { background: #b87a00; color: #fff; }

/* ── Progress (write view) ── */
.gen-progress { width: 100%; height: 4px; background: rgba(128,128,128,0.15); border-radius: 2px; overflow: hidden; margin-top: 4px; }
.gen-progress.hidden { display: none; }
.gen-progress-fill { height: 100%; background: var(--accent); border-radius: 2px; width: 0%; }
.gen-progress-fill.indeterminate { width: 30%; animation: indeterminate 1.5s ease-in-out infinite; }
@keyframes indeterminate { 0% { margin-left: 0%; } 50% { margin-left: 70%; } 100% { margin-left: 0%; } }

/* ── Inline Storyboard Markers ── */
.inline-marker {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; margin: 12px 0; overflow: hidden;
  border-left: 3px solid var(--accent);
}
.inline-marker-header {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; background: rgba(200,160,74,0.06);
  border-bottom: 1px solid var(--border); font-size: 11px;
}
.inline-marker-header .marker-line { color: var(--accent); font-weight: 600; }
.inline-marker-header .marker-context { color: var(--text-dim); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inline-marker-prompt {
  width: 100%; padding: 6px 12px; background: transparent;
  border: none; border-bottom: 1px solid var(--border);
  color: var(--text); font-size: 11px; font-family: inherit; outline: none;
}
.inline-marker-prompt:focus { background: rgba(200,160,74,0.04); }
/* Board galleries use the same .carousel-wrap/.scene-carousel as scene cards */
.inline-marker-carousel { display: block; }
.inline-marker-actions {
  display: flex; gap: 4px; padding: 6px 10px; border-top: 1px solid var(--border);
}
.inline-marker-actions .btn { font-size: 10px; padding: 3px 8px; }
.inline-marker .gen-progress { margin: 0 10px 6px; }

/* ── Version History ── */
.version-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; background: var(--btn); border-radius: 8px;
  border: 1px solid var(--border); transition: border-color 0.2s;
}
.version-item:hover { border-color: var(--accent); }
.version-item .vi-info { flex: 1; }
.version-item .vi-label { font-size: 13px; font-weight: 600; color: var(--text); }
.version-item .vi-meta { font-size: 10px; color: var(--text-dim); margin-top: 2px; }
.version-item .vi-actions { display: flex; gap: 4px; }

/* ── Mobile Responsive ── */
#mobile-tabs { display: none; }

@media (max-width: 768px) {
  #top-bar { padding: 0 8px; flex-wrap: wrap; height: auto; min-height: 48px; gap: 4px; padding-bottom: 6px; }
  .top-left { width: 100%; }
  .top-right { width: 100%; flex-wrap: wrap; gap: 4px; }
  .top-right select, .top-right .btn { font-size: 10px; padding: 4px 8px; }

  #view-write.active { flex-direction: column; }
  #panel-divider { display: none; }
  #script-panel { min-width: 100%; }
  #storyboard-panel { width: 100% !important; max-width: 100%; }

  body[data-view="write"] #mobile-tabs {
    display: flex; background: var(--panel);
    border-bottom: 1px solid var(--border);
  }
  .mob-tab {
    flex: 1; padding: 10px; text-align: center; cursor: pointer;
    font-size: 12px; font-weight: 600; color: var(--text-dim);
    border-bottom: 2px solid transparent; transition: all 0.2s;
  }
  .mob-tab.active { color: var(--accent); border-bottom-color: var(--accent); }

  #script-panel.mob-hidden, #storyboard-panel.mob-hidden { display: none; }

  #editor { font-size: 13px; }

  .prompt-cards { grid-template-columns: 1fr; }
  .preset-grid { grid-template-columns: 1fr; }
  .builder-row { flex-direction: column; }
  .builder-field { min-width: 100%; }
}

.version {
  position: fixed; bottom: 4px; right: 8px;
  font-size: 10px; color: var(--text-dim); z-index: 999;
}

/* ── Lightbox ── */
#lightbox {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(0,0,0,0.9);
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 12px;
  cursor: pointer;
}
#lightbox.hidden { display: none; }
#lightbox img { max-width: 90%; max-height: 80%; object-fit: contain; border-radius: 8px; }
#lightbox-meta { color: #999; font-size: 11px; text-align: center; pointer-events: none; }
#lightbox-toggle {
  position: absolute; bottom: 20px; right: 20px;
  padding: 8px 16px; background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; cursor: pointer; font-size: 12px;
  pointer-events: all;
}
#lightbox-toggle:hover { background: var(--btn-hover); }
#lightbox-toggle.hidden { display: none; }
#lightbox-download {
  position: absolute; bottom: 20px; left: 20px;
  padding: 8px 16px; background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; cursor: pointer; font-size: 12px;
  pointer-events: all;
}
#lightbox-download:hover { background: var(--btn-hover); }

/* ── Sketch Overlay ── */
#sketch-overlay {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(8,8,12,0.97);
  display: flex; flex-direction: column;
}
#sketch-overlay.hidden { display: none; }

#sketch-topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; border-bottom: 1px solid var(--border);
  background: var(--panel); flex-wrap: wrap;
}
#sketch-topbar .sketch-label {
  font-size: 11px; color: var(--accent); font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px; margin-right: 8px;
}
#sketch-prompt {
  flex: 1; min-width: 200px; padding: 6px 10px;
  background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 6px; font-size: 12px;
  font-family: inherit; outline: none;
}
#sketch-prompt:focus { border-color: var(--accent); }
.sketch-tool-group {
  display: flex; align-items: center; gap: 6px;
}
.sketch-tool-group label { font-size: 10px; color: var(--text-dim); }
#sketch-brush-size { width: 60px; accent-color: var(--accent); }
#sketch-color { width: 28px; height: 28px; border: 1px solid var(--border); border-radius: 4px; cursor: pointer; background: none; padding: 0; }
.sketch-btn {
  padding: 5px 10px; background: var(--btn); border: 1px solid var(--border);
  color: var(--text); border-radius: 5px; cursor: pointer; font-size: 11px;
  font-family: inherit; transition: all 0.15s;
}
.sketch-btn:hover { background: var(--btn-hover); }
.sketch-btn.active { background: var(--accent); color: #000; border-color: var(--accent); }

#sketch-body {
  flex: 1; display: flex; overflow: hidden;
}

#sketch-canvas-wrap {
  flex: 1; display: flex; align-items: center; justify-content: center;
  padding: 16px; background: rgba(0,0,0,0.3); position: relative;
}
#sketch-canvas {
  background: #f8f8f6;
  border-radius: 6px; cursor: none;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
  max-width: 100%; max-height: 100%;
  background-image:
    linear-gradient(rgba(180,180,180,0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(180,180,180,0.2) 1px, transparent 1px);
  background-size: 20px 20px;
}
#sketch-cursor {
  position: fixed; pointer-events: none; z-index: 999;
  border: 2px solid #333; border-radius: 50%;
  transform: translate(-50%, -50%);
  mix-blend-mode: difference;
}

#sketch-preview-wrap {
  flex: 1; display: flex; align-items: center; justify-content: center;
  padding: 16px; background: rgba(0,0,0,0.5); position: relative;
}
#sketch-preview-img {
  max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 6px;
  display: none;
}
#sketch-preview-placeholder {
  color: #888; font-size: 13px; text-align: center;
}
#sketch-preview-spinner {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 32px; height: 32px; border: 3px solid var(--border);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
#sketch-preview-spinner.hidden { display: none; }
@keyframes spin { to { transform: translate(-50%,-50%) rotate(360deg); } }

#sketch-bottombar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; border-top: 1px solid var(--border);
  background: var(--panel);
}
#sketch-line-info { font-size: 11px; color: var(--text-dim); }
#sketch-bottombar .sketch-actions { display: flex; gap: 8px; }

/* ════════ Style / Library / Builder (Style Walrus components) ════════ */

/* ── Section Headers ── */
.section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px; flex-wrap: wrap; gap: 8px;
}
.section-header h2 {
  font-size: 20px; font-weight: 700; color: var(--text);
}

/* ── Upload / Analyze ── */
.drop-zone {
  border: 2px dashed var(--border); border-radius: 12px;
  padding: 48px 24px; text-align: center; cursor: pointer;
  transition: all 0.2s; background: var(--panel);
  margin-bottom: 24px;
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--accent); background: rgba(200,160,74,0.05);
}
.drop-zone h3 { color: var(--text); font-size: 16px; margin-bottom: 8px; }
.drop-zone p { color: var(--text-dim); font-size: 13px; }

#file-input { display: none; }

.image-preview-row {
  display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px;
}
.image-preview-item {
  position: relative; width: 120px; height: 120px;
  border-radius: 8px; overflow: hidden; border: 1px solid var(--border);
  background: var(--panel);
}
.image-preview-item img {
  width: 100%; height: 100%; object-fit: cover;
}
.image-preview-item .remove-img {
  position: absolute; top: 4px; right: 4px;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(0,0,0,0.7); color: #fff; border: none;
  cursor: pointer; font-size: 12px; display: flex;
  align-items: center; justify-content: center; transition: background 0.15s;
}
.image-preview-item .remove-img:hover { background: var(--danger); }

.analyze-controls {
  display: flex; align-items: center; gap: 16px; margin-bottom: 24px;
  flex-wrap: wrap;
}
.mode-selector {
  display: flex; border: 1px solid var(--border); border-radius: 6px; overflow: hidden;
}
.mode-selector button {
  padding: 6px 16px; background: var(--btn); border: none;
  color: var(--text-dim); font-size: 12px; cursor: pointer;
  font-family: inherit; transition: all 0.15s;
}
.mode-selector button.active {
  background: var(--accent); color: #000; font-weight: 600;
}
.mode-selector button:not(:last-child) { border-right: 1px solid var(--border); }

/* ── Progress Bar (style view) ── */
.progress-bar {
  width: 100%; height: 4px; background: rgba(128,128,128,0.15);
  border-radius: 2px; overflow: hidden; margin-bottom: 24px;
  display: none;
}
.progress-bar.active { display: block; }
.progress-fill {
  height: 100%; background: var(--accent); border-radius: 2px;
  width: 30%; animation: indeterminate 1.5s ease-in-out infinite;
}

/* ── Style DNA Results ── */
.dna-results { margin-bottom: 24px; }
.dna-results h3 {
  font-size: 16px; color: var(--accent); margin-bottom: 16px; font-weight: 700;
}
.dna-field {
  margin-bottom: 12px;
}
.dna-field label {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--accent); display: block;
  margin-bottom: 4px;
}
.dna-field textarea {
  width: 100%; padding: 8px 10px; background: var(--btn);
  border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; font-size: 13px; font-family: inherit;
  outline: none; resize: vertical; min-height: 38px; line-height: 1.4;
}
.dna-field textarea:focus { border-color: var(--accent); }
.dna-field textarea.tall { min-height: 72px; }

.dna-actions {
  display: flex; gap: 8px; margin-top: 20px; flex-wrap: wrap;
}

/* ── Preset Library ── */
.preset-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px; margin-top: 16px;
}
.preset-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden; transition: border-color 0.15s;
}
.preset-card:hover { border-color: var(--accent); }
.preset-card-top {
  display: flex; gap: 12px; padding: 16px;
}
.preset-thumb {
  width: 64px; height: 64px; border-radius: 6px;
  object-fit: cover; flex-shrink: 0; background: var(--btn);
}
.preset-info { flex: 1; min-width: 0; }
.preset-info h4 {
  font-size: 14px; font-weight: 700; color: var(--text);
  margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.preset-info p {
  font-size: 12px; color: var(--text-dim); line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.preset-info .preset-medium {
  font-size: 10px; color: var(--accent); margin-top: 4px;
  font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px;
}
.preset-actions {
  display: flex; gap: 6px; padding: 0 16px 14px 16px; flex-wrap: wrap;
}
.preset-actions .btn { font-size: 11px; padding: 4px 10px; }

.empty-state {
  text-align: center; padding: 64px 24px; color: var(--text-dim);
}
.empty-state h3 { font-size: 16px; margin-bottom: 8px; color: var(--text); }
.empty-state p { font-size: 13px; margin-bottom: 20px; }

/* ── Prompt Builder ── */
.builder-row {
  display: flex; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; align-items: flex-end;
}
.builder-field { flex: 1; min-width: 200px; }
.builder-field label {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.5px; color: var(--accent); display: block;
  margin-bottom: 4px;
}
.builder-field input, .builder-field select, .builder-field textarea {
  width: 100%; padding: 8px 10px; background: var(--btn);
  border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; font-size: 13px; font-family: inherit; outline: none;
  resize: vertical; line-height: 1.4;
}
.builder-field input:focus, .builder-field select:focus, .builder-field textarea:focus { border-color: var(--accent); }

.strength-container { display: flex; align-items: center; gap: 12px; }
.strength-container input[type="range"] {
  flex: 1; accent-color: var(--accent);
}
.strength-label {
  font-size: 12px; font-weight: 600; color: var(--accent);
  min-width: 70px; text-align: right;
}

.prompt-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px; margin-top: 16px;
}
.prompt-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.prompt-card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px; border-bottom: 1px solid var(--border);
  background: rgba(200,160,74,0.04);
}
.prompt-card-header h4 {
  font-size: 13px; font-weight: 700; color: var(--text);
}
.prompt-card-header .btn { font-size: 11px; padding: 3px 10px; }
.prompt-card textarea {
  width: 100%; padding: 12px 14px; background: transparent;
  border: none; color: var(--text); font-size: 12px;
  font-family: inherit; outline: none; resize: vertical;
  min-height: 140px; line-height: 1.5;
}

.builder-note {
  font-size: 11px; color: var(--text-dim); text-align: center;
  margin-top: 32px; padding-bottom: 24px;
}

/* ── Format Guide ── */
.guide-section { margin-bottom: 14px; }
.guide-section h4 {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px; color: var(--accent); margin-bottom: 4px;
}
.guide-section p { color: var(--text); margin-bottom: 6px; }
.guide-section code {
  background: var(--btn); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 5px; font-size: 11px;
  font-family: 'Courier Prime', monospace;
}
.guide-section pre {
  background: var(--screenplay-bg); border: 1px solid var(--border);
  border-radius: 6px; padding: 10px 12px; margin: 6px 0;
  font-family: 'Courier Prime', monospace; font-size: 11.5px;
  white-space: pre-wrap; color: var(--text);
}
.guide-section em { color: var(--text-dim); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }