:root {
  color-scheme: dark;
  --canvas: #101314;
  --surface: #171b1c;
  --surface-quiet: #1d2323;
  --surface-raised: #242b2a;
  --ink: #f0f2ed;
  --ink-muted: #b3bbb7;
  --ink-faint: #7d8983;
  --line: #33403a;
  --accent: #d6ff65;
  --accent-ink: #203100;
  --danger: #ff907f;
  --radius: 16px;
  --radius-small: 10px;
  --shadow: 0 18px 46px rgba(2, 7, 5, 0.22);
  font-family: "Avenir Next", "SF Pro Display", "Noto Sans TC", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --canvas: #f4f6f1;
    --surface: #ffffff;
    --surface-quiet: #edf0ea;
    --surface-raised: #e6ebe2;
    --ink: #18201b;
    --ink-muted: #536058;
    --ink-faint: #7a867e;
    --line: #cbd3ca;
    --accent: #789e00;
    --accent-ink: #f8ffe7;
    --danger: #b54438;
    --shadow: 0 18px 46px rgba(39, 50, 42, 0.10);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100dvh;
  background: var(--canvas);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
}

button, input, textarea { font: inherit; }

button { cursor: pointer; }

button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 72%, transparent);
  outline-offset: 3px;
}

.app-shell { min-height: 100dvh; }

.topbar {
  min-height: 68px;
  padding: 0 4vw;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.025em;
  font-weight: 620;
}

.brand strong { color: var(--accent); font-weight: 700; }

.brand-mark {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 3px solid var(--accent);
  border-radius: 4px;
  transform: rotate(45deg);
}

.topbar-meta, .form-actions, .final-actions { display: flex; align-items: center; gap: 16px; }

.role-label { color: var(--ink-muted); font-size: 0.85rem; }

.text-button {
  appearance: none;
  border: 0;
  padding: 7px 0;
  color: var(--ink);
  background: transparent;
  border-bottom: 1px solid var(--ink-muted);
  font-weight: 600;
  transition: color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.text-button:hover { color: var(--accent); border-color: var(--accent); }
.text-button:active { transform: translateY(1px); }
.text-button.is-configured { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 58%, transparent); }

.workspace { width: min(1420px, 100%); margin: 0 auto; padding: 68px 4vw 96px; }

.project-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 52px;
  align-items: end;
  padding-bottom: 44px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  font-weight: 760;
}

h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 690px; margin-bottom: 14px; font-size: clamp(2.45rem, 6vw, 5.3rem); line-height: 0.98; letter-spacing: -0.065em; font-weight: 720; }
.mobile-title-break { display: none; }
h2 { margin-bottom: 10px; font-size: clamp(1.7rem, 3.3vw, 3rem); line-height: 1.05; letter-spacing: -0.045em; font-weight: 700; }
h3 { margin-bottom: 8px; font-size: 1.16rem; letter-spacing: -0.025em; }
.project-intro > div > p:last-child, .section-heading > p:last-child { max-width: 620px; margin-bottom: 0; color: var(--ink-muted); }

.admin-note {
  padding: 20px;
  border-left: 2px solid var(--accent);
  background: color-mix(in srgb, var(--surface) 75%, transparent);
}
.admin-note span, .admin-note small { display: block; color: var(--ink-muted); font-size: 0.82rem; }
.admin-note strong { display: block; margin: 2px 0 8px; font-size: 1rem; }

.workflow { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 64px; }
.workflow-step {
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  padding: 13px 14px;
  color: var(--ink-muted);
  background: transparent;
  text-align: left;
  transition: color 180ms ease, background 180ms ease, border-color 180ms ease, transform 180ms ease;
}
.workflow-step span, .workflow-step small { display: block; }
.workflow-step span { font-weight: 700; }
.workflow-step small { margin-top: 3px; color: var(--ink-faint); font-size: 0.78rem; }
.workflow-step:not(:disabled):hover { color: var(--ink); border-color: var(--ink-muted); transform: translateY(-2px); }
.workflow-step:active { transform: translateY(1px); }
.workflow-step.is-active { border-color: var(--accent); color: var(--accent-ink); background: var(--accent); }
.workflow-step.is-active small { color: color-mix(in srgb, var(--accent-ink) 70%, transparent); }
.workflow-step:disabled { cursor: not-allowed; opacity: 0.52; }

.view[hidden] { display: none; }
.section-heading { margin-bottom: 38px; }
.row-heading { display: flex; justify-content: space-between; gap: 32px; align-items: start; }

.source-layout { display: grid; grid-template-columns: minmax(0, 1.44fr) minmax(260px, 0.56fr); gap: 48px; align-items: start; }
.source-form { padding: 0; }
.field-block, .ratio-field { margin-bottom: 30px; }
.field-block label, .ratio-field legend { display: block; margin-bottom: 9px; font-weight: 680; }
.field-hint { margin: 8px 0 0; color: var(--ink-faint); font-size: 0.84rem; }

input[type="file"], textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-small);
  padding: 13px;
  background: var(--surface);
  color: var(--ink);
}
input[type="file"] { min-height: 50px; }
textarea { resize: vertical; min-height: 198px; line-height: 1.7; }
input::file-selector-button { border: 0; margin-right: 12px; border-radius: 7px; padding: 7px 10px; background: var(--surface-raised); color: var(--ink); font-weight: 620; }
.audio-fact { margin-top: 10px; padding: 10px 12px; border-radius: 8px; color: var(--ink-muted); background: var(--surface-quiet); font-size: 0.88rem; }

.ratio-field { padding: 0; border: 0; }
.ratio-options { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.ratio-option { position: relative; min-height: 108px; padding: 15px; display: flex; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: var(--radius-small); color: var(--ink-muted); background: var(--surface); cursor: pointer; transition: border-color 180ms ease, transform 180ms ease, color 180ms ease; }
.ratio-option input { position: absolute; opacity: 0; pointer-events: none; }
.ratio-option:hover { border-color: var(--ink-muted); transform: translateY(-2px); }
.ratio-option.is-selected { border-color: var(--accent); color: var(--ink); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 52%, transparent); }
.ratio-option small { color: var(--ink-faint); }
.ratio-shape { display: block; flex: 0 0 auto; border: 2px solid currentColor; border-radius: 3px; }
.ratio-vertical { width: 22px; height: 39px; }
.ratio-portrait { width: 27px; height: 34px; }
.ratio-square { width: 31px; height: 31px; }

.primary-button, .secondary-button {
  border-radius: 9px;
  min-height: 44px;
  padding: 10px 16px;
  font-weight: 720;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}
.primary-button { border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); }
.primary-button:hover:not(:disabled) { background: color-mix(in srgb, var(--accent) 86%, white); }
.secondary-button { border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
.secondary-button:hover:not(:disabled) { border-color: var(--ink-muted); background: var(--surface-raised); }
.primary-button:active:not(:disabled), .secondary-button:active:not(:disabled) { transform: translateY(1px) scale(0.99); }
.primary-button:disabled, .secondary-button:disabled { cursor: not-allowed; opacity: 0.45; }
.inline-status { margin: 0; color: var(--ink-muted); font-size: 0.88rem; }

.decision-panel { position: sticky; top: 24px; padding: 22px 0 0 24px; border-left: 1px solid var(--line); }
.decision-panel ol { margin: 22px 0 22px; padding: 0; list-style: none; }
.decision-panel li { display: grid; grid-template-columns: 28px 1fr; gap: 10px; margin-bottom: 15px; color: var(--ink-muted); font-size: 0.91rem; }
.decision-panel li span { color: var(--accent); font-size: 0.74rem; font-weight: 760; }
.source-policy { color: var(--ink-faint); font-size: 0.82rem; line-height: 1.65; }

.timeline-shell { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.timeline-topline { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.timeline-topline div { min-width: 0; }
.timeline-topline span, .timeline-topline small { display: block; }
.timeline-topline > div:first-child > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 690; }
.timeline-topline small { color: var(--ink-faint); font-size: 0.83rem; }
.selection-readout { flex: 0 0 auto; text-align: right; }
.selection-length { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 1.05rem; }
.waveform-wrap { position: relative; height: 180px; overflow: hidden; border-radius: 10px; background: var(--surface-quiet); touch-action: none; user-select: none; }
#waveform { width: 100%; height: 100%; display: block; }
.timeline-selection { position: absolute; z-index: 1; top: 0; bottom: 0; left: 0; width: 0; min-width: 16px; cursor: grab; border-left: 2px solid var(--accent); border-right: 2px solid var(--accent); background: color-mix(in srgb, var(--accent) 15%, transparent); transition: left 80ms linear, width 80ms linear; }
.timeline-selection:active { cursor: grabbing; }
.selection-handle { position: absolute; z-index: 2; top: 0; bottom: 0; width: 18px; padding: 0; border: 0; background: transparent; cursor: ew-resize; touch-action: none; }
.selection-handle::after { content: ""; position: absolute; top: 50%; width: 4px; height: 42px; border-radius: 3px; background: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent); transform: translateY(-50%); }
.selection-handle:focus-visible { outline-offset: -5px; }
.selection-handle-start { left: -10px; }
.selection-handle-start::after { left: 7px; }
.selection-handle-end { right: -10px; }
.selection-handle-end::after { right: 7px; }
.timeline-controls { display: flex; justify-content: space-between; gap: 18px; align-items: center; margin-top: 18px; }
.timeline-guidance { max-width: 580px; margin: 0; color: var(--ink-faint); font-size: 0.84rem; }
.timeline-actions { display: flex; flex: 0 0 auto; gap: 10px; }

.segment-layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(310px, 0.8fr); gap: 46px; margin-top: 48px; }
.subsection-heading { margin-bottom: 16px; }
.subsection-heading h3, .subsection-heading p { margin-bottom: 2px; }
.subsection-heading p { color: var(--ink-faint); font-size: 0.84rem; }
.recommendations { display: grid; gap: 10px; }
.recommendation { width: 100%; display: grid; grid-template-columns: 88px 1fr auto; gap: 16px; align-items: center; padding: 15px 16px; border: 1px solid var(--line); border-radius: var(--radius-small); background: transparent; color: var(--ink); text-align: left; transition: border-color 180ms ease, background 180ms ease, transform 180ms ease; }
.recommendation:hover { border-color: var(--accent); background: var(--surface); transform: translateX(3px); }
.recommendation-time { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.88rem; }
.recommendation-main strong, .recommendation-main small { display: block; }
.recommendation-main small { color: var(--ink-faint); margin-top: 2px; }
.recommendation-actions { display: flex; align-items: center; gap: 12px; }
.preview-button, .recommendation-add { border: 0; padding: 5px 0; background: transparent; font-size: 0.82rem; }
.preview-button { color: var(--accent); border-bottom: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); }
.recommendation-add { color: var(--ink-muted); border-bottom: 1px solid var(--line); }
.preview-button:hover, .recommendation-add:hover:not(:disabled) { color: var(--ink); border-color: currentColor; }
.recommendation-add:disabled { cursor: not-allowed; opacity: 0.45; }
.selected-segments { display: grid; gap: 10px; margin-bottom: 18px; }
.selected-segment { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 15px; border-radius: var(--radius-small); background: var(--surface-quiet); }
.selected-segment strong, .selected-segment small { display: block; }
.selected-segment small { color: var(--ink-faint); margin-top: 2px; }
.remove-segment { border: 0; background: transparent; color: var(--danger); padding: 4px; font-size: 0.84rem; }

.concepts-stack, .review-stack { display: grid; gap: 52px; }
.segment-concept { padding-top: 24px; border-top: 1px solid var(--line); }
.segment-concept:first-child { padding-top: 0; border-top: 0; }
.segment-concept-header { display: flex; justify-content: space-between; gap: 16px; align-items: baseline; margin-bottom: 18px; }
.segment-concept-header h3 { margin: 0; }
.segment-concept-header span { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.86rem; }
.treatments { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); grid-template-areas: "narrative montage" "narrative lyric"; gap: 12px; }
.treatment { position: relative; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); background: var(--surface); text-align: left; overflow: hidden; transition: border-color 180ms ease, transform 180ms ease, background 180ms ease; }
.treatment[data-style="narrative"] { grid-area: narrative; min-height: 360px; background: linear-gradient(145deg, color-mix(in srgb, var(--surface) 90%, #39413b), var(--surface)); }
.treatment[data-style="montage"] { grid-area: montage; min-height: 172px; }
.treatment[data-style="lyric"] { grid-area: lyric; min-height: 172px; }
.treatment:hover { border-color: var(--ink-muted); transform: translateY(-3px); }
.treatment.is-selected { border-color: var(--accent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 58%, transparent); }
.treatment-title { position: relative; z-index: 1; max-width: 340px; }
.treatment-title span, .treatment-title strong, .treatment-title p { display: block; }
.treatment-title span { color: var(--accent); font-size: 0.77rem; font-weight: 760; letter-spacing: 0.06em; }
.treatment-title strong { margin-top: 7px; font-size: 1.25rem; letter-spacing: -0.035em; }
.treatment-title p { margin: 8px 0 0; color: var(--ink-muted); font-size: 0.86rem; line-height: 1.55; }
.storyboard { position: absolute; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; padding: 18px; opacity: 0.92; }
.storyboard span { min-height: 54px; border: 1px solid color-mix(in srgb, var(--ink) 13%, transparent); border-radius: 5px; background: linear-gradient(145deg, color-mix(in srgb, var(--accent) 28%, transparent), transparent), color-mix(in srgb, var(--surface-raised) 75%, transparent); }
.treatment[data-style="montage"] .storyboard span:nth-child(2n) { background: linear-gradient(145deg, #6f7462, #252b27); }
.treatment[data-style="lyric"] .storyboard span { min-height: 34px; background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 65%, transparent) 12%, transparent 12% 21%, color-mix(in srgb, var(--accent) 35%, transparent) 21% 67%, transparent 67%); }
.treatment-cta { position: absolute; right: 18px; bottom: 18px; z-index: 2; color: var(--ink-muted); font-size: 0.8rem; }
.treatment.is-selected .treatment-cta { color: var(--accent); font-weight: 720; }
.footage-panel { margin-top: 14px; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-quiet); }
.footage-panel-header { display: flex; justify-content: space-between; gap: 22px; align-items: start; }
.footage-panel-header > div { max-width: 620px; }
.footage-panel-header > div > span { color: var(--accent); font-size: 0.76rem; font-weight: 760; letter-spacing: 0.06em; }
.footage-panel h4 { margin: 6px 0 0; font-size: 1.05rem; }
.footage-panel p { margin: 7px 0 0; color: var(--ink-muted); font-size: 0.84rem; line-height: 1.55; }
.footage-upload { display: grid; flex: 0 0 auto; gap: 1px; min-width: 144px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: var(--surface); cursor: pointer; }
.footage-upload:hover { border-color: var(--accent); }
.footage-upload input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.footage-upload span { font-size: 0.86rem; font-weight: 700; }
.footage-upload small { color: var(--ink-faint); font-size: 0.74rem; }
.footage-list { display: grid; gap: 9px; margin-top: 18px; }
.footage-select-list { display: grid; gap: 9px; margin-top: 18px; }
.footage-empty { padding: 11px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--ink-faint) !important; }
.footage-item { display: grid; grid-template-columns: 140px minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); }
.footage-select-list .footage-item { grid-template-columns: auto 140px minmax(0, 1fr); }
.footage-select { display: grid; justify-items: center; gap: 4px; color: var(--ink-muted); font-size: 0.72rem; }
.footage-select input { accent-color: var(--accent); width: 17px; height: 17px; }
.footage-item video { display: block; width: 100%; aspect-ratio: 16 / 9; border-radius: 5px; background: var(--canvas); object-fit: cover; }
.footage-item strong, .footage-item small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.footage-item small { margin-top: 4px; color: var(--ink-faint); font-size: 0.78rem; }
.footage-item button { border: 0; padding: 5px 0; color: var(--danger); background: transparent; border-bottom: 1px solid color-mix(in srgb, var(--danger) 40%, transparent); font-size: 0.8rem; }
.concept-actions { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 38px; padding-top: 22px; border-top: 1px solid var(--line); }
.concept-actions p { margin: 0; color: var(--ink-muted); }

.job-notice { display: grid; gap: 3px; padding: 16px 18px; margin-bottom: 30px; border-left: 2px solid var(--accent); background: var(--surface); }
.job-notice span { color: var(--ink-muted); font-size: 0.9rem; }
.review-card { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.review-card-header { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 18px; }
.review-card-header > div { min-width: 0; }
.review-card-header h3 { margin: 0; }
.review-card-header span { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.82rem; }
.review-card-actions { display: flex; flex: 0 0 auto; flex-wrap: wrap; justify-content: flex-end; align-items: center; gap: 12px; text-align: right; }
.draft-preview-button { min-height: 36px; padding: 7px 11px; font-size: 0.82rem; }
.review-style { display: flex; flex-wrap: wrap; align-items: baseline; gap: 7px 9px; margin: 6px 0 0; color: var(--ink-muted); font-size: 0.82rem; }
.review-style > span { color: var(--ink-faint); font-family: inherit; font-size: inherit; }
.review-style strong { color: var(--ink); font-size: 0.88rem; }
.review-style small { color: var(--ink-muted); }
.draft-list { display: grid; gap: 10px; }
.draft-scene { display: grid; grid-template-columns: 70px minmax(148px, 190px) minmax(0, 1fr) auto; gap: 16px; align-items: start; padding: 15px 0; border-top: 1px solid var(--line); }
.draft-scene:first-child { border-top: 0; }
.scene-index { display: grid; gap: 3px; color: var(--accent); font-size: 0.78rem; font-family: "SFMono-Regular", Consolas, monospace; }
.scene-index small { color: var(--ink-faint); font-family: inherit; font-size: 0.7rem; }
.scene-visual { min-width: 0; margin: 0; }
.scene-visual img { display: block; width: 100%; aspect-ratio: 16 / 9; border: 1px solid color-mix(in srgb, var(--ink) 13%, transparent); border-radius: 7px; object-fit: cover; background: var(--surface-raised); }
.scene-visual figcaption { margin-top: 6px; color: var(--ink-faint); font-size: 0.72rem; line-height: 1.35; }
.scene-copy strong, .scene-copy small { display: block; }
.scene-copy small { color: var(--ink-muted); margin-top: 3px; }
.scene-heading { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.scene-style { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.72rem; }
.scene-copy .scene-source { color: var(--ink-faint); margin-top: 7px; font-size: 0.78rem; }
.scene-copy .scene-update-note { margin-top: 7px; color: var(--accent); font-size: 0.78rem; }
.scene-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.scene-actions button { border: 0; padding: 5px 0; color: var(--ink-muted); background: transparent; border-bottom: 1px solid var(--line); font-size: 0.82rem; }
.scene-actions button:hover { color: var(--accent); border-color: var(--accent); }
.storyboard-count { color: var(--ink-muted) !important; }
.storyboard-timing-warning { color: var(--danger) !important; font-family: inherit !important; font-size: 0.78rem !important; }
.storyboard-add { display: flex; width: 100%; align-items: center; gap: 12px; margin: 8px 0 18px; padding: 12px 14px; border: 1px dashed var(--line); border-radius: 10px; color: var(--ink); background: transparent; text-align: left; }
.storyboard-add > span:first-child { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 1.35rem; line-height: 1; }
.storyboard-add > span:last-child { display: grid; gap: 2px; }
.storyboard-add small { color: var(--ink-muted); }
.storyboard-add:hover { border-color: var(--accent); background: rgba(207, 255, 83, 0.06); }
.prompt-editor { grid-column: 3 / -1; padding-top: 4px; }
.prompt-editor textarea { min-height: 78px; font-size: 0.88rem; }
.prompt-editor .secondary-button { min-height: 36px; margin-top: 8px; padding: 7px 10px; font-size: 0.84rem; }
.subtitle-draft { margin-top: 22px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-small); background: var(--surface-quiet); }
.subtitle-draft header { display: flex; justify-content: space-between; align-items: start; gap: 18px; }
.subtitle-draft header > div { max-width: 580px; }
.subtitle-draft header span { color: var(--accent); font-size: 0.74rem; font-weight: 760; letter-spacing: 0.06em; }
.subtitle-draft h4 { margin: 5px 0 0; font-size: 1rem; }
.subtitle-draft header p { margin: 5px 0 0; color: var(--ink-muted); font-size: 0.8rem; line-height: 1.5; }
.subtitle-draft .secondary-button { min-height: 36px; padding: 7px 11px; white-space: nowrap; font-size: 0.82rem; }
.subtitle-draft ol { display: grid; gap: 0; margin: 16px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.subtitle-cue { display: grid; grid-template-columns: 114px minmax(0, 1fr); gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.subtitle-cue > span { color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.77rem; }
.subtitle-cue p { margin: 0; color: var(--ink-muted); font-size: 0.88rem; }
.subtitle-cue small { grid-column: 2; color: var(--danger); font-size: 0.76rem; }
.split-caption-button { grid-column: 2; justify-self: start; border: 0; padding: 3px 0; color: var(--danger); background: transparent; border-bottom: 1px solid color-mix(in srgb, var(--danger) 45%, transparent); font-size: 0.78rem; }
.split-caption-button:hover { color: var(--ink); border-color: currentColor; }
.subtitle-cue.is-long p { color: var(--ink); }

.final-checks { display: grid; grid-template-columns: minmax(0, 0.84fr) minmax(270px, 1.16fr); gap: 34px; margin-top: 48px; padding: 30px 0 0; border-top: 1px solid var(--line); }
.final-checks h3 { font-size: 1.45rem; }
.final-checks p:not(.eyebrow) { max-width: 470px; color: var(--ink-muted); }
.check-results { display: grid; gap: 9px; align-content: start; }
.check-item { display: flex; gap: 10px; padding: 11px 0; border-bottom: 1px solid var(--line); color: var(--ink-muted); font-size: 0.9rem; }
.check-item::before { content: ""; width: 9px; height: 9px; flex: 0 0 auto; margin-top: 5px; border-radius: 50%; background: var(--ink-faint); }
.check-item.is-pass::before { background: var(--accent); }
.check-item.is-fail::before { background: var(--danger); }
.final-actions { grid-column: 2; justify-content: flex-end; }
.final-export { grid-column: 2; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 15px 16px; border: 1px solid color-mix(in srgb, var(--accent) 34%, var(--line)); border-radius: var(--radius-small); background: color-mix(in srgb, var(--accent) 7%, var(--surface)); }
.final-export > div { display: grid; gap: 2px; min-width: 0; }
.final-export span { color: var(--accent); font-size: 0.72rem; font-weight: 760; letter-spacing: 0.06em; }
.final-export strong { overflow: hidden; color: var(--ink); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.9rem; text-overflow: ellipsis; white-space: nowrap; }
.final-export small { color: var(--ink-muted); font-size: 0.78rem; }
.final-export .secondary-button { min-height: 36px; flex: 0 0 auto; padding: 7px 11px; font-size: 0.82rem; }

.admin-dialog {
  width: min(560px, calc(100vw - 40px));
  max-height: calc(100dvh - 32px);
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
  overflow-y: auto;
}
.admin-dialog::backdrop { background: rgba(5, 8, 7, 0.76); backdrop-filter: blur(4px); }
.admin-dialog form { padding: 28px; }
.admin-dialog-header { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.admin-dialog-header .eyebrow { margin-bottom: 6px; }
.admin-dialog-header h2 { margin: 0; font-size: clamp(1.55rem, 4vw, 2rem); letter-spacing: -0.045em; }
.dialog-close { width: 34px; height: 34px; flex: 0 0 auto; border: 1px solid var(--line); border-radius: 50%; color: var(--ink-muted); background: transparent; font-size: 1.45rem; line-height: 1; }
.dialog-close:hover { color: var(--accent); border-color: var(--accent); }
.admin-dialog-copy { margin: 16px 0 22px; color: var(--ink-muted); font-size: 0.88rem; line-height: 1.6; }
.admin-fields { display: grid; gap: 12px; }
.admin-field { display: grid; gap: 7px; padding: 13px 14px 14px; border: 1px solid var(--line); border-radius: var(--radius-small); background: var(--surface-quiet); }
.admin-field > span { color: var(--accent); font-size: 0.76rem; font-weight: 760; letter-spacing: 0.05em; }
.admin-field input { width: 100%; min-height: 34px; padding: 0; border: 0; border-radius: 0; outline: 0; color: var(--ink); background: transparent; font-weight: 620; }
.admin-field input::placeholder { color: var(--ink-faint); font-weight: 450; }
.admin-field:focus-within { border-color: var(--accent); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 44%, transparent); }
.admin-config-status { min-height: 1.5em; margin: 13px 0 0; color: var(--ink-muted); font-size: 0.82rem; }
.admin-dialog-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

.draft-player {
  width: min(720px, calc(100vw - 40px));
  max-height: calc(100dvh - 32px);
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
  overflow-y: auto;
}
.draft-player::backdrop { background: rgba(5, 8, 7, 0.76); backdrop-filter: blur(4px); }
.draft-player-shell { padding: 28px; }
.draft-player-header { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.draft-player-header .eyebrow { margin-bottom: 6px; }
.draft-player-header h2 { margin: 0; font-size: clamp(1.55rem, 4vw, 2rem); letter-spacing: -0.045em; }
.draft-player-meta { margin: 12px 0 20px; color: var(--accent); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.8rem; }
.draft-player-stage { display: grid; place-items: center; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius-small); background: var(--surface-quiet); }
.draft-player-frame { position: relative; width: min(100%, 310px); margin: 0; overflow: hidden; border: 1px solid color-mix(in srgb, var(--ink) 16%, transparent); border-radius: 8px; background: #0b0f0e; box-shadow: 0 18px 32px rgba(0, 0, 0, 0.3); }
.draft-player-frame[data-ratio="9:16"] { aspect-ratio: 9 / 16; }
.draft-player-frame[data-ratio="4:5"] { width: min(100%, 350px); aspect-ratio: 4 / 5; }
.draft-player-frame[data-ratio="1:1"] { width: min(100%, 420px); aspect-ratio: 1 / 1; }
.draft-player-frame img { display: block; width: 100%; height: 100%; object-fit: cover; }
.draft-player-frame::after { position: absolute; inset: 0; content: ""; pointer-events: none; background: linear-gradient(180deg, rgba(0, 0, 0, 0.32), transparent 34%, transparent 58%, rgba(0, 0, 0, 0.78)); }
.draft-player-scene { position: absolute; z-index: 1; top: 12px; left: 12px; margin: 0; color: var(--ink); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.68rem; text-shadow: 0 1px 8px #000; }
.draft-player-caption { position: absolute; z-index: 1; right: 16px; bottom: 18px; left: 16px; margin: 0; color: #fff; font-size: clamp(1.05rem, 4.2vw, 1.45rem); font-weight: 760; line-height: 1.3; text-align: center; text-shadow: 0 2px 12px rgba(0, 0, 0, 0.95); }
.draft-player-progress { height: 3px; margin-top: 16px; overflow: hidden; border-radius: 3px; background: var(--line); }
.draft-player-progress span { display: block; width: 1.5%; height: 100%; background: var(--accent); transition: width 100ms linear; }
.draft-player-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin-top: 10px; }
.draft-player-tick { min-height: 30px; border: 1px solid var(--line); border-radius: 5px; color: var(--ink-faint); background: transparent; font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.72rem; }
.draft-player-tick:hover, .draft-player-tick.is-active { border-color: var(--accent); color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.draft-player-controls { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 18px; }
.draft-player-controls > span { color: var(--ink-faint); font-family: "SFMono-Regular", Consolas, monospace; font-size: 0.8rem; }
.draft-player-note { margin: 16px 0 0; color: var(--ink-muted); font-size: 0.82rem; line-height: 1.6; }

.empty-message { padding: 18px 0; color: var(--ink-faint); font-size: 0.9rem; }

@media (max-width: 880px) {
  .project-intro, .source-layout, .segment-layout, .final-checks { grid-template-columns: 1fr; gap: 30px; }
  .mobile-title-break { display: block; }
  .admin-note, .decision-panel { position: static; }
  .decision-panel { padding: 0; border-left: 0; border-top: 1px solid var(--line); }
  .workflow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .treatments { grid-template-columns: 1fr; grid-template-areas: "narrative" "montage" "lyric"; }
  .treatment[data-style="narrative"] { min-height: 286px; }
  .footage-panel-header { display: grid; grid-template-columns: 1fr; }
  .subtitle-draft header { display: grid; grid-template-columns: 1fr; }
  .final-actions { grid-column: 1; justify-content: flex-start; }
  .final-export { grid-column: 1; }
}

@media (max-width: 620px) {
  .topbar { padding: 0 20px; gap: 8px; }
  .brand { gap: 8px; font-size: 0.9rem; }
  .brand-mark { width: 16px; height: 16px; }
  .role-label { display: none; }
  .workspace { padding: 42px 20px 72px; }
  .project-intro { padding-bottom: 34px; }
  h1 { max-width: 100%; font-size: clamp(2.2rem, 11vw, 3rem); line-height: 1; overflow-wrap: anywhere; word-break: break-all; }
  .mobile-title-break { display: block; }
  .project-intro > div > p:last-child, .section-heading > p:last-child { overflow-wrap: anywhere; word-break: break-all; }
  .workflow { margin-bottom: 42px; }
  .row-heading, .concept-actions { display: grid; grid-template-columns: 1fr; gap: 18px; }
  .timeline-controls { display: grid; grid-template-columns: 1fr; gap: 14px; }
  .timeline-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .footage-item { grid-template-columns: 1fr auto; }
  .footage-select-list .footage-item { grid-template-columns: auto 1fr; }
  .footage-item video { grid-column: 1 / -1; max-width: 240px; }
  .ratio-options { grid-template-columns: 1fr; }
  .ratio-option { min-height: 76px; }
  .recommendation { grid-template-columns: 1fr auto; }
  .recommendation-time { grid-column: 1; }
  .recommendation-main { grid-column: 1; }
  .recommendation-actions { grid-column: 2; grid-row: 1 / 3; flex-direction: column; align-items: end; }
  .review-card-header { display: grid; grid-template-columns: 1fr; gap: 8px; }
  .review-card-actions { justify-content: flex-start; text-align: left; }
  .draft-scene { grid-template-columns: 48px minmax(0, 1fr); gap: 10px 14px; }
  .scene-visual, .scene-copy, .scene-actions { grid-column: 2; }
  .scene-actions { justify-content: flex-start; }
  .prompt-editor { grid-column: 1 / -1; }
  .subtitle-cue { grid-template-columns: 1fr; gap: 4px; }
  .subtitle-cue small { grid-column: 1; }
  .split-caption-button { grid-column: 1; }
  .final-export { display: grid; grid-template-columns: 1fr; }
  .final-export .secondary-button { width: 100%; }
  .admin-dialog { width: min(100vw - 28px, 560px); max-height: calc(100dvh - 28px); }
  .admin-dialog form { padding: 22px; }
  .admin-dialog-actions { display: grid; grid-template-columns: 1fr; }
  .draft-player { width: min(100vw - 28px, 720px); max-height: calc(100dvh - 28px); }
  .draft-player-shell { padding: 22px; }
  .draft-player-stage { padding: 12px; }
  .draft-player-frame[data-ratio="9:16"] { width: min(100%, 250px); }
  .draft-player-frame[data-ratio="4:5"] { width: min(100%, 275px); }
  .draft-player-frame[data-ratio="1:1"] { width: min(100%, 300px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}