:root {
  --bg: #0a1628;
  --bg-elevated: #111f36;
  --bg-card: #16243d;
  --border: #26374f;
  --text: #f5f5f5;
  --text-dim: #93a1b8;
  --accent: #ff7a29;
  --accent-rgb: 255, 122, 41;
  --accent-hover: #ff9248;
  --accent-dim: #7a3a14;
  --danger: #c15c4a;
  --success: #6fae7a;
  --font-display: Georgia, "Iowan Old Style", "Palatino Linotype", serif;
  --font-body: -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  /* Polish pass — motion/elevation tokens layered on top of the existing
     palette above, nothing renamed or removed so every existing rule
     keeps working unchanged. */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.2), 0 8px 24px rgba(0, 0, 0, 0.28);
  --shadow-card-hover: 0 2px 4px rgba(0, 0, 0, 0.24), 0 14px 36px rgba(0, 0, 0, 0.36);
  --glow-accent: 0 0 0 1px rgba(var(--accent-rgb), 0.4), 0 4px 20px rgba(var(--accent-rgb), 0.28);
}

* { box-sizing: border-box; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 12% -10%, rgba(var(--accent-rgb), 0.05), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
}

/* Subtle dark-themed scrollbars — Chromium + Firefox. */
* { scrollbar-color: var(--border) transparent; scrollbar-width: thin; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); background-clip: padding-box; }

header {
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 16px;
}

header h1 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  margin: 0;
  letter-spacing: 0.2px;
}

header .status {
  color: var(--text-dim);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.shot-project-picker-label {
  display: flex; align-items: center; gap: 6px;
  font-size: 12.5px; color: var(--text-dim);
}
.shot-project-picker-label select {
  background: var(--bg-card); color: inherit; border: 1px solid var(--border);
  border-radius: 6px; padding: 4px 8px; font-size: 12.5px;
}

main {
  display: grid;
  grid-template-columns: minmax(320px, 440px) 1fr minmax(300px, 360px);
  gap: 0;
  min-height: calc(100vh - 65px);
}

.pane {
  padding: 28px 32px;
}

.pane + .pane {
  border-left: 1px solid var(--border);
}

h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  color: var(--text-dim);
  margin: 0 0 14px;
}

textarea {
  width: 100%;
  min-height: 110px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 14px;
  resize: vertical;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.16); }

input[type="text"], input[type="password"], input:not([type]), select {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 8px 10px;
  font-family: var(--font-body);
  font-size: 13.5px;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

input[type="text"]:focus, input[type="password"]:focus, input:not([type]):focus, select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.16);
}
input[type="text"]::placeholder, input[type="password"]::placeholder, input:not([type])::placeholder { color: var(--text-dim); }
input.input-error { border-color: #e0644f; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  max-width: 380px;
  width: 100%;
}

.login-heading {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  margin: 0 0 6px;
  text-align: center;
}

.login-sub {
  color: var(--text-dim);
  font-size: 13px;
  text-align: center;
  margin: 0 0 28px;
}

.login-card form { display: flex; flex-direction: column; gap: 16px; }
.login-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-dim); }
.login-card input { margin-top: 2px; width: 100%; }
.login-card button.primary { margin-top: 8px; padding: 11px; font-size: 14px; }
.login-error { color: var(--danger); font-size: 13px; text-align: center; margin: 0; }

.ref-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }

.chip {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12.5px;
  color: var(--text-dim);
  transition: border-color 0.15s var(--ease);
}

.chip b { color: var(--text); }

button {
  font-family: var(--font-body);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  padding: 9px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13.5px;
  transition: border-color 0.15s var(--ease), background-color 0.15s var(--ease),
    color 0.15s var(--ease), transform 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

button:hover { border-color: var(--text-dim); }
button:active:not(:disabled) { transform: scale(0.97); }
button:disabled { opacity: 0.45; cursor: default; }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(var(--accent-rgb), 0.25);
}

button.primary:hover:not(:disabled) {
  background: var(--accent-hover);
  box-shadow: var(--glow-accent);
  transform: translateY(-1px);
}
button.primary:active:not(:disabled) { transform: translateY(0) scale(0.97); }

.row { display: flex; gap: 10px; align-items: center; margin-top: 12px; }

.chat-log { margin-top: 22px; display: flex; flex-direction: column; gap: 10px; max-height: 320px; overflow-y: auto; }

.chat-msg { padding: 10px 12px; border-radius: 8px; font-size: 13.5px; max-width: 92%; }
.chat-msg.user { background: var(--bg-elevated); align-self: flex-end; }
.chat-msg.director { background: var(--bg-card); border: 1px solid var(--border); align-self: flex-start; }
.chat-msg .role { display: block; font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-dim); margin-bottom: 4px; }

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 22px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-card);
  animation: fade-in-up 0.28s var(--ease) both;
}

.card .brief-line { font-family: var(--font-display); font-size: 17px; margin: 0 0 12px; }
.card .spec-line { color: var(--text-dim); font-size: 13px; margin-bottom: 10px; }
.card .cost-line { font-size: 15px; margin: 10px 0; }
.card .cost-line b { color: var(--accent); }
.card .warning { color: var(--danger); font-size: 12.5px; margin: 4px 0; }
.card .cost-suggestion { color: var(--accent); font-size: 12.5px; margin: 4px 0; background: rgba(var(--accent-rgb), 0.08); border-radius: 6px; padding: 6px 10px; }
.continuity-flag { color: var(--danger); font-size: 12.5px; margin: 4px 0; background: var(--bg-elevated); border-radius: 6px; padding: 6px 10px; }
.post-mortem-card { background: var(--bg-elevated); border-radius: 8px; padding: 16px 18px; font-size: 13.5px; }
.post-mortem-card h3 { margin: 0 0 8px; font-weight: 500; font-size: 15px; }
.post-mortem-card b { display: block; margin-top: 10px; font-size: 12.5px; color: var(--text-dim); }
.post-mortem-card ul { margin: 4px 0 0; padding-left: 18px; }
.post-mortem-card .sub { margin-top: 10px; font-size: 11.5px; color: var(--text-dim); }
.ratio-note { color: var(--accent); font-size: 12.5px; margin: 6px 0 0; }
.card .confirm-line { background: var(--bg-elevated); border-radius: 6px; padding: 8px 12px; font-size: 13px; margin: 10px 0; }
.audio-toggle {
  background: none; border: 1px solid var(--border); border-radius: 999px;
  padding: 2px 10px; font-size: 12px; color: var(--text-dim); cursor: pointer;
  vertical-align: baseline;
  transition: border-color 0.15s var(--ease), color 0.15s var(--ease);
}
.audio-toggle:hover { border-color: var(--accent); color: var(--text); }
.card .full-prompt-wrap { display: none; margin-top: 10px; border-top: 1px solid var(--border); padding-top: 10px; }
.card .full-prompt-wrap.open { display: block; }
.full-prompt-editor {
  width: 100%; min-height: 130px; background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 6px; color: var(--text); font-size: 12.5px; font-family: var(--font-body);
  padding: 10px 12px; resize: vertical;
}
.full-prompt-editor:focus { outline: 1px solid var(--accent); }

.filmstrip { display: flex; flex-direction: column; gap: 16px; margin-top: 8px; }

.gen-item {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 14px 16px;
  box-shadow: var(--shadow-card);
  animation: fade-in-up 0.32s var(--ease) both;
  transition: border-color 0.15s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.gen-item:hover { border-color: rgba(var(--accent-rgb), 0.35); box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.gen-item .meta { font-size: 12px; color: var(--text-dim); display: flex; justify-content: space-between; }
.gen-item video {
  width: 100%; max-width: 360px; border-radius: 6px; margin-top: 8px; background: #000;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}
.gen-item .gen-prompt {
  margin-top: 8px; font-size: 12.5px; color: var(--text-dim); font-style: italic;
  max-height: 4.5em; overflow-y: auto; white-space: pre-wrap; line-height: 1.5;
}
.gen-item .rate-row { margin-top: 8px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.gen-item .rate-row button.active { border-color: var(--accent); color: var(--accent); }
.gen-item .rate-row .submit-engine-btn { font-size: 12px; }

.learning-panel {
  margin-top: 8px; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--bg-elevated);
  display: flex; flex-direction: column; gap: 6px;
}
.learning-panel label { font-size: 12px; color: var(--text-dim); }
.learning-panel select, .learning-panel input[type="text"], .learning-panel textarea {
  background: var(--bg-card); color: inherit; border: 1px solid var(--border);
  border-radius: 6px; padding: 6px 8px; font-size: 13px;
}
.learning-panel textarea { resize: vertical; min-height: 44px; font-family: inherit; }
.learning-panel .submit-fixed-it { display: flex; align-items: center; gap: 6px; }
.learning-panel-actions { display: flex; gap: 8px; margin-top: 4px; }

.upscale-row { margin-top: 8px; display: flex; align-items: center; gap: 8px; }
.upscale-row .upscale-start-btn { font-size: 12px; }

/* Roadmap Part G5 — "Explain This Generation" result card. */
.explain-card {
  margin-top: 8px; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--bg-elevated);
  display: flex; flex-direction: column; gap: 6px; font-size: 13px;
}
.explain-card.warning { color: var(--danger); }
.explain-card .explain-cause {
  font-family: var(--font-display); font-size: 12.5px; color: var(--text-dim); margin: 0;
  text-transform: uppercase; letter-spacing: 0.02em;
}
.explain-card .explain-suggestion { color: var(--accent); margin: 0; }

/* Roadmap Part M, Phase 19 — M3: manual multi-shot builder. */
.multishot-toggle-row { display: flex; align-items: center; gap: 8px; margin-top: 10px; font-size: 13px; color: var(--text-dim); cursor: pointer; }
.multishot-builder { margin-top: 10px; display: flex; flex-direction: column; gap: 10px; }
.multishot-shot { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px; }
.multishot-shot-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.multishot-shot-header .multishot-shot-label { font-size: 12.5px; color: var(--text-dim); font-weight: 600; }
.multishot-shot .multishot-continuity { width: 100%; font-size: 12px; color: var(--text-dim); background: transparent; border: 1px dashed var(--border); border-radius: 4px; padding: 5px 8px; margin-bottom: 6px; }
.multishot-shot textarea { min-height: 60px; margin-bottom: 6px; }
.multishot-shot-controls { display: flex; align-items: center; gap: 10px; }
.multishot-shot-controls input[type="number"] { width: 70px; background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 4px; color: var(--text); padding: 4px 6px; }
.multishot-remove-btn { font-size: 12px; color: #e05555; border-color: #e05555; }
.multishot-remove-btn:hover { background: #e05555; color: #fff; }

.reuse-row { margin-top: 8px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.reuse-row .reuse-btn { font-size: 12px; }
.reuse-row .delete-gen-btn { font-size: 12px; color: #e05555; border-color: #e05555; }
.reuse-row .delete-gen-btn:hover { background: #e05555; color: #fff; }

.delivery-row { margin-top: 8px; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.delivery-row .preview-link-btn { font-size: 12px; }
.delivery-row .preview-link-result { font-size: 11px; color: var(--text-dim); word-break: break-all; }
.review-link-result { font-size: 11px; color: var(--text-dim); word-break: break-all; }

.reframe-row { margin-top: 8px; display: flex; align-items: center; gap: 8px; }
.reframe-row select, .reframe-row .reframe-btn { font-size: 12px; }

.extend-row { margin-top: 8px; display: flex; align-items: center; gap: 8px; }
.extend-row .extend-prompt-input { flex: 1; font-size: 12px; padding: 5px 8px; }
.extend-row .extend-btn { font-size: 12px; }

.pill { border-radius: 999px; padding: 2px 9px; font-size: 11px; transition: background-color 0.15s var(--ease), color 0.15s var(--ease); }
.pill.succeeded { background: rgba(111,174,122,0.15); color: var(--success); animation: fade-in-up 0.25s var(--ease) both; }
.pill.failed { background: rgba(193,92,74,0.15); color: var(--danger); }
@keyframes pill-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0.35); }
  50% { box-shadow: 0 0 0 4px rgba(var(--accent-rgb), 0); }
}
.pill.running, .pill.queued { background: rgba(var(--accent-rgb), 0.15); color: var(--accent); animation: pill-pulse 1.6s ease-in-out infinite; }
.pill.drafting { background: var(--bg-elevated); color: var(--text-dim); }
.pill.approved { background: rgba(var(--accent-rgb), 0.15); color: var(--accent); }
.pill.delivered { background: rgba(111,174,122,0.15); color: var(--success); }
.pill.ok, .pill.uncapped { background: rgba(111,174,122,0.15); color: var(--success); }
.pill.warning { background: rgba(var(--accent-rgb), 0.15); color: var(--accent); }
.pill.over { background: rgba(193,92,74,0.15); color: var(--danger); }
.pill.uploaded { background: var(--bg-elevated); color: var(--text-dim); }

.empty { color: var(--text-dim); font-size: 13.5px; }

/* Roadmap Part D3b — standalone "Upload any video -> Upscale to 4K" */
.upscale-ext-dropzone {
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.upscale-ext-dropzone:hover, .upscale-ext-dropzone.drag-over {
  border-color: var(--accent);
  background: var(--bg-elevated);
}
.upscale-ext-dropzone p { margin: 4px 0; }

nav.top-nav { margin-left: auto; display: flex; gap: 18px; }
nav.top-nav a { color: var(--text-dim); text-decoration: none; font-size: 13px; letter-spacing: 0.03em; transition: color 0.15s var(--ease); }
nav.top-nav a:hover { color: var(--text); }

.project-list { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.project-chip {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 16px; cursor: pointer; font-size: 13.5px; display: flex; flex-direction: column; gap: 4px;
  transition: border-color 0.15s var(--ease), transform 0.15s var(--ease), box-shadow 0.2s var(--ease);
}
.project-chip:hover { border-color: rgba(var(--accent-rgb), 0.4); transform: translateY(-1px); box-shadow: var(--shadow-card); }
.project-chip.active { border-color: var(--accent); box-shadow: var(--glow-accent); }
.project-chip .name { font-family: var(--font-display); font-size: 15px; }
.project-chip .sub { color: var(--text-dim); font-size: 11.5px; }

.kanban { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 40px; }
.kanban-col h3 {
  font-family: var(--font-display); font-weight: 400; font-size: 15px; color: var(--text-dim);
  text-transform: capitalize; margin: 0 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.kanban-col .col-body { display: flex; flex-direction: column; gap: 12px; min-height: 60px; }

.shot-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
  box-shadow: var(--shadow-card);
  animation: fade-in-up 0.28s var(--ease) both;
  transition: border-color 0.15s var(--ease), box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.shot-card:hover { border-color: rgba(var(--accent-rgb), 0.35); box-shadow: var(--shadow-card-hover); transform: translateY(-2px); }
.shot-card .thumb {
  width: 100%; aspect-ratio: 16/9; background: var(--bg-elevated); display: flex;
  align-items: center; justify-content: center; color: var(--text-dim); font-size: 11.5px;
  overflow: hidden;
}
.shot-card .thumb video { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s var(--ease); }
.shot-card:hover .thumb video { transform: scale(1.03); }
.shot-card .body { padding: 10px 12px; }
.shot-card .body a { color: var(--text); text-decoration: none; font-size: 14px; transition: color 0.15s var(--ease); }
.shot-card .body a:hover { color: var(--accent); }
.shot-card .cost { color: var(--text-dim); font-size: 12px; margin-top: 4px; }
.shot-card-download { display: inline-block; margin-top: 6px; font-size: 12px; color: var(--accent) !important; }
.shot-card select { width: 100%; margin-top: 8px; font-size: 12px; padding: 5px; }

.ledger-bar-track { background: var(--bg-elevated); border-radius: 999px; height: 10px; overflow: hidden; margin: 10px 0; }
.ledger-bar-fill { height: 100%; background: var(--accent); }
.ledger-bar-fill.over { background: var(--danger); }

table.ledger-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.ledger-table th, table.ledger-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
table.ledger-table th { color: var(--text-dim); font-weight: 400; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.05em; }
table.ledger-table td a { color: var(--text); }

/* -- Create/Transition/Edit tabs (create-interface-uiux-spec-v1.0) -------- */

.mode-tabs { display: flex; gap: 6px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
.mode-tab {
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--text-dim); font-family: var(--font-display); font-size: 15px;
  padding: 8px 4px 10px; margin-right: 18px; cursor: pointer; border-radius: 0;
  transition: color 0.15s var(--ease), border-color 0.2s var(--ease);
}
.mode-tab:hover { border-color: var(--border); color: var(--text); }
.mode-tab.active { color: var(--text); border-bottom-color: var(--accent); }
.mode-tab:active:not(:disabled) { transform: none; }
.mode-tab .soon { font-size: 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; margin-left: 5px; }

/* Roadmap Part M, Phase 19 — M4: Characters/Props/Locations tabs, same
   look as .mode-tabs above, smaller scale for a sub-section. */
.asset-kind-tabs { display: flex; gap: 6px; margin: 14px 0 16px; border-bottom: 1px solid var(--border); }
.asset-kind-tab {
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--text-dim); font-family: var(--font-display); font-size: 13px;
  padding: 6px 4px 8px; margin-right: 14px; cursor: pointer; border-radius: 0;
}
.asset-kind-tab:hover { border-color: var(--border); color: var(--text); }
.asset-kind-tab.active { color: var(--text); border-bottom-color: var(--accent); }

.tier-chip-row { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; flex-wrap: wrap; }
.tier-chip-row select {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 999px;
  color: var(--text); padding: 6px 14px; font-size: 13px; font-family: var(--font-display);
}
.tier-chip-row .tier-note { color: var(--text-dim); font-size: 11.5px; }
.tier-chip-row .tier-cost-hint { color: var(--accent); font-size: 13px; margin-left: auto; }

.dropzone {
  border: 1px dashed var(--border); border-radius: 10px; padding: 18px;
  text-align: center; cursor: pointer; transition: border-color 0.15s;
}
.dropzone:hover, .dropzone.dragover { border-color: var(--accent); }
.dropzone .dz-icons { display: flex; justify-content: center; gap: 22px; margin-bottom: 8px; font-size: 20px; }
.dropzone .dz-icons span { color: var(--text-dim); }
.dropzone .dz-label { color: var(--text-dim); font-size: 12.5px; }
.dropzone .dz-counts { display: flex; justify-content: center; gap: 14px; margin-top: 8px; font-size: 11px; color: var(--text-dim); }
.dropzone input[type="file"] { display: none; }

.ref-helper { color: var(--text-dim); font-size: 12px; margin: 8px 0 14px; }
.ref-url-toggle { background: none; border: none; color: var(--text-dim); font-size: 12px; text-decoration: underline; cursor: pointer; padding: 4px 0; }

.ref-chip-grid { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.ref-chip {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px;
  padding: 8px; width: 128px; display: flex; flex-direction: column; gap: 6px;
}
.ref-chip .thumb {
  width: 100%; height: 72px; border-radius: 5px; background: var(--bg-elevated);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
  color: var(--text-dim); font-size: 22px;
}
.ref-chip .thumb img, .ref-chip .thumb video { width: 100%; height: 100%; object-fit: cover; }
.ref-chip .tag-row { display: flex; align-items: center; gap: 4px; font-size: 12px; }
.ref-chip .tag-row .ref-tag-input {
  flex: 1; min-width: 0; background: none; border: 1px solid transparent; color: var(--accent);
  font-size: 12px; font-weight: 600; padding: 1px 3px; border-radius: 4px;
}
.ref-chip .tag-row .ref-tag-input:hover, .ref-chip .tag-row .ref-tag-input:focus {
  border-color: var(--border); background: var(--bg-elevated);
}
.ref-chip .tag-row button { background: none; border: none; color: var(--text-dim); cursor: pointer; padding: 0 2px; font-size: 13px; flex-shrink: 0; }
.ref-chip .tag-row .tag-insert-btn { font-size: 10px; color: var(--text-dim); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; }
.ref-chip .tag-row .tag-insert-btn:hover { color: var(--accent); border-color: var(--accent); }
.ref-chip .tag-row .ref-remove:hover { color: var(--danger); }
.ref-chip select { width: 100%; font-size: 11px; padding: 4px 6px; }
.ref-chip .style-match-insert-btn { width: 100%; font-size: 10px; padding: 3px 4px; margin-top: 4px; }

.controls-row { display: flex; gap: 8px; margin: 16px 0; flex-wrap: wrap; }
.control-pill {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 999px;
  color: var(--text); font-size: 12.5px; padding: 7px 14px; cursor: pointer; position: relative;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease), transform 0.1s var(--ease);
}
.control-pill:hover { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.1); }
.control-pill:active { transform: scale(0.97); }
.control-pill.open { border-color: var(--accent); }
.control-pill .pill-label { color: var(--text-dim); margin-right: 4px; }
.control-pill .popover {
  display: none; position: absolute; top: calc(100% + 6px); left: 0; z-index: 5;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px;
  padding: 8px; min-width: 160px; flex-direction: column; gap: 2px;
  box-shadow: var(--shadow-card-hover);
  animation: fade-in-up 0.15s var(--ease) both;
}
.control-pill.open .popover { display: flex; }
.popover button {
  background: none; border: none; color: var(--text); text-align: left;
  padding: 6px 8px; border-radius: 5px; font-size: 12.5px; cursor: pointer;
}
.popover button:hover { background: var(--bg-elevated); }
.popover button.selected { color: var(--accent); }
.popover button.greyed { color: var(--text-dim); opacity: 0.5; }
.popover .popover-note { color: var(--text-dim); font-size: 10.5px; padding: 4px 8px 2px; }
.duration-slider-wrap { padding: 8px 10px; min-width: 180px; }
.duration-slider { width: 100%; accent-color: var(--accent); cursor: pointer; }
.duration-slider-value { font-size: 12.5px; color: var(--text); margin-top: 4px; text-align: center; }
.duration-slider-value .sub { font-size: 10.5px; }

.audio-pill { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 999px; padding: 7px 14px; font-size: 12.5px; color: var(--text-dim); cursor: pointer; }
.audio-pill:hover { border-color: var(--accent); }
.audio-pill.on { color: var(--accent); border-color: var(--accent-dim); }
.audio-pill[disabled] { cursor: default; opacity: 0.65; }

.ask-director-row { display: flex; gap: 10px; margin: 12px 0 4px; align-items: center; }
.camera-preset-select { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 999px; padding: 6px 12px; font-size: 12.5px; color: var(--text-dim); cursor: pointer; }
.camera-preset-select:hover { border-color: var(--accent); }

.generate-btn-big {
  width: 100%; padding: 16px; font-size: 16px; border-radius: 10px;
  margin-top: 6px; font-family: var(--font-display);
}
.generate-btn-big .cost { font-weight: 700; }

.tab-placeholder { color: var(--text-dim); font-size: 13.5px; padding: 30px 0; text-align: center; }

/* -- Transition tab: start/end frame drop-zones --------------------------- */

.frame-pair-row { display: flex; gap: 14px; margin-bottom: 14px; }
.frame-dropzone {
  flex: 1; min-width: 0; border: 1px dashed var(--border); border-radius: 10px;
  padding: 14px; text-align: center; cursor: pointer; transition: border-color 0.15s;
}
.frame-dropzone:hover, .frame-dropzone.dragover { border-color: var(--accent); }
.frame-dz-title { font-family: var(--font-display); font-size: 13.5px; color: var(--text-dim); margin-bottom: 8px; }
.frame-dz-thumb {
  width: 100%; aspect-ratio: 16/9; border-radius: 6px; background: var(--bg-elevated);
  display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative;
}
.frame-dz-thumb img, .frame-dz-thumb video { width: 100%; height: 100%; object-fit: cover; }
.frame-dz-empty { color: var(--text-dim); font-size: 11.5px; padding: 0 10px; }
.frame-remove {
  position: absolute; top: 4px; right: 4px; background: rgba(10, 22, 40, 0.75);
  border: none; color: var(--text); border-radius: 999px; width: 20px; height: 20px;
  font-size: 13px; cursor: pointer; line-height: 1; padding: 0;
}
.frame-remove:hover { color: var(--danger); }
.frame-dropzone .frame-url-toggle { margin-top: 8px; }
.frame-url-row { margin-top: 8px; width: 100%; }
.frame-url-row .frame-url-input { min-width: 0; flex: 1; }
.frame-dropzone input[type="file"] { display: none; }

.frame-consistency-note {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; font-size: 12px; color: var(--text-dim); margin: 4px 0 14px;
}
.frame-consistency-note .fc-signal { color: var(--text); margin-bottom: 4px; }
.frame-consistency-note .fc-disclaimer { font-style: italic; }

/* -- Edit tab: video-to-edit zone + three-part guided prompt -------------- */

.edit-video-dropzone { margin-bottom: 16px; }
.edit-video-note { color: var(--text-dim); font-size: 11px; margin-top: 8px; }
.edit-ref-dropzone { padding: 14px; }

.edit-prompt-fields { display: flex; flex-direction: column; gap: 6px; margin: 4px 0 4px; }
.edit-field-label {
  font-family: var(--font-display); font-size: 13px; color: var(--text-dim);
  margin-top: 12px;
}
.edit-prompt-fields label:first-child { margin-top: 0; }
.edit-prompt-fields textarea { min-height: 78px; }

/* -- Ask Director link + shared Director controls --------------------------- */

.link-btn {
  background: none; border: none; padding: 0; margin: 0;
  color: var(--text-dim); font-size: 12.5px; text-decoration: underline;
  cursor: pointer;
}
.link-btn:hover { color: var(--accent); border-color: transparent; }

/* Roadmap Part M, Phase 19 — M1 (2026-08-13): the Director chat as a
   persistent, always-visible sidebar with its own identity — not a
   link/button that opens a modal. Same internal classes/IDs as before
   (director-modal-*) so the JS is untouched; only the container changed
   from a fixed overlay to a third grid column. */
.director-sidebar {
  display: flex; flex-direction: column; gap: 10px;
  padding: 24px 22px;
  background: var(--bg); border-left: 1px solid var(--border);
  /* Pinned to the viewport (not stretched to the left pane's full scroll
     height) so the input box stays reachable without scrolling the whole
     page down past a tall left-hand form. */
  position: sticky; top: 65px; align-self: start;
  height: calc(100vh - 65px); overflow: hidden;
}
.director-sidebar-header { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.director-sidebar-avatar {
  font-size: 22px; line-height: 1; flex-shrink: 0; width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center; border-radius: 999px;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.22), rgba(var(--accent-rgb), 0.06));
  border: 1px solid rgba(var(--accent-rgb), 0.35);
}
.director-sidebar-title { display: flex; flex-direction: column; gap: 1px; min-width: 0; }
.director-sidebar-title strong { font-family: var(--font-display); font-size: 15px; font-weight: 400; color: var(--text); }
.director-sidebar-title .sub { font-size: 11.5px; color: var(--text-dim); }
.director-modal-refs { color: var(--text-dim); font-size: 12.5px; }
/* Bugfix 2026-08-19: single shared scroll region for the whole
   conversation (log + suggestion card + guardrail + error) so a long
   reply can never push the input row out of reach — see the HTML comment
   above #director-sidebar-scroll for the full story. min-height: 0
   overrides flexbox's default min-height:auto, which is what lets this
   flex child actually shrink to the sidebar's fixed height and scroll
   internally instead of forcing the sidebar itself to overflow. */
.director-sidebar-scroll {
  flex: 1; min-height: 0; overflow-y: auto;
  display: flex; flex-direction: column; gap: 10px;
}
.director-sidebar-log {
  min-height: 160px; margin-top: 0;
}
.director-modal-suggestion {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 16px; display: flex; flex-direction: column; gap: 8px;
}
.director-modal-suggestion .spec-line { color: var(--text-dim); font-size: 13px; margin: 0; }
.director-modal-suggestion pre {
  white-space: pre-wrap; font-family: var(--font-body); font-size: 13px; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  padding: 10px 12px; margin: 0;
}
.director-modal-suggestion .confirm-line {
  background: var(--bg); border-radius: 6px; padding: 8px 12px; font-size: 13px; margin: 0;
}
/* Roadmap Part M, Phase 19 — M1a: the "explain" half of the improve ->
   explain -> confirm loop. */
.director-modal-suggestion .change-explanation {
  background: var(--bg); border-radius: 6px;
  padding: 8px 12px; font-size: 13px; color: var(--text-dim); margin: 0;
}
.director-sidebar-input-row { display: flex; flex-direction: column; gap: 8px; flex-shrink: 0; }
.director-sidebar-input-row textarea { min-height: 72px; }
.director-sidebar-input-row button { width: 100%; }
/* Roadmap Part M, Phase 19 — M1b: gentle guidance, never a block. */
.iterate-guardrail {
  background: rgba(var(--accent-rgb), 0.1); border-radius: 6px; padding: 8px 12px;
  font-size: 12.5px; color: var(--text-dim); margin: 8px 0 0;
}

/* -- Roadmap Part F1: first-time tour / inline help ------------------------ */
.tour-modal {
  display: none; position: fixed; inset: 0; z-index: 110;
  align-items: center; justify-content: center; padding: 24px;
}
.tour-modal.open { display: flex; }
.tour-modal-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.6); }
.tour-modal-card {
  position: relative; z-index: 1; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px 26px; width: 100%; max-width: 560px; max-height: 86vh;
  overflow-y: auto; display: flex; flex-direction: column; gap: 6px;
}
.tour-modal-header { display: flex; align-items: center; justify-content: space-between; }
.tour-modal-header h2 { margin: 0; }
.tour-modal-close {
  background: none; border: none; color: var(--text-dim); font-size: 20px; line-height: 1;
  cursor: pointer; padding: 2px 6px;
}
.tour-modal-close:hover { color: var(--text); border-color: transparent; }
.tour-modal-card h3 { margin: 10px 0 2px; font-size: 14px; color: var(--accent); }
.tour-modal-card p { margin: 0; font-size: 13.5px; color: var(--text-dim); line-height: 1.5; }
.tour-modal-card button.primary { margin-top: 16px; align-self: flex-start; }

/* -- Library page (Part D1 Assets / Part E1 Recipes) ----------------------- */
.sub { color: var(--text-dim); font-size: 12px; }

.asset-list, .recipe-list { display: flex; flex-direction: column; gap: 14px; margin-top: 16px; }
.asset-card, .recipe-card { max-width: 640px; }
.asset-card .asset-delete, .recipe-card .recipe-delete {
  background: none; border: none; color: var(--text-dim); font-size: 12px; cursor: pointer;
}
.asset-card .asset-delete:hover, .recipe-card .recipe-delete:hover { color: var(--danger); }

.asset-ref-grid { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }

/* Roadmap Part M, Phase 19 — M4: Characters/Props/Locations/Style
   grouping on the AI Filmmaker reference checkpoint. */
.ref-kind-group { margin-top: 14px; }
.ref-kind-group-label { font-size: 13px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.06em; margin: 0 0 4px; }
.asset-ref-chip {
  width: 84px; background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 6px; padding: 6px; font-size: 11px; text-align: center;
}
.asset-ref-chip .thumb {
  width: 100%; height: 56px; border-radius: 4px; overflow: hidden; background: var(--bg);
  display: flex; align-items: center; justify-content: center; margin-bottom: 4px;
}
.asset-ref-chip .thumb img, .asset-ref-chip .thumb video { width: 100%; height: 100%; object-fit: cover; }
.asset-ref-chip .meta { color: var(--text-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.asset-ref-chip .asset-ref-remove {
  background: none; border: none; color: var(--text-dim); font-size: 12px; cursor: pointer; margin-top: 2px;
}
.asset-ref-chip .asset-ref-remove:hover { color: var(--danger); }

.asset-add-ref-row { flex-wrap: wrap; }
.asset-add-ref-row select, .asset-add-ref-row input { font-size: 12px; }