/* Poster workspace: focused three-column production surface. */
#poster-workspace.poster-production-shell {
  --poster-left-width: 320px;
  --poster-right-width: 500px;
  --poster-resizer-width: 9px;
  --poster-surface: #f7f7f4;
  --poster-surface-raised: #fffefb;
  --poster-canvas: #dfe5e2;
  --poster-ink: #18201e;
  --poster-muted: #65706c;
  --poster-line: #cbd3cf;
  --poster-line-strong: #aebbb5;
  --poster-accent: #17685e;
  --poster-accent-soft: #e4f0ec;
  --poster-warm: #aa6a30;
  display: grid;
  grid-template-columns: var(--poster-left-width) var(--poster-resizer-width) minmax(420px, 1fr) var(--poster-resizer-width) var(--poster-right-width);
  gap: 0;
  width: 100%;
  max-width: none;
  height: calc(100vh - var(--studio-header-height, 66px));
  min-height: 620px;
  padding: 12px 14px 14px;
  margin: 0;
  overflow: hidden;
  color: var(--poster-ink);
  background: var(--poster-canvas);
  letter-spacing: 0;
}

#poster-workspace[hidden] {
  display: none;
}

#poster-workspace button,
#poster-workspace input,
#poster-workspace select,
#poster-workspace textarea {
  font: inherit;
  letter-spacing: 0;
}

.poster-template-panel,
.poster-monitor-panel,
.poster-parameter-panel {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--poster-line);
  border-radius: 4px;
  background: var(--poster-surface);
  box-shadow: 0 8px 22px rgba(34, 47, 43, 0.07);
}

.poster-template-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
}

.poster-library-view-switch {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px;
  padding: 8px;
  border-bottom: 1px solid var(--poster-line);
  background: #e6ebe8;
}

.poster-library-view-switch button,
.poster-title-filter-row button,
.poster-title-mark-filters button {
  min-height: 32px;
  padding: 6px 9px;
  border: 1px solid transparent;
  border-radius: 3px;
  color: #53605c;
  background: transparent;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
}

.poster-library-view-switch button {
  padding-inline: 4px;
  white-space: nowrap;
  font-size: 10px;
}

.poster-library-view-switch button:hover,
.poster-title-filter-row button:hover,
.poster-title-mark-filters button:hover {
  border-color: var(--poster-line);
  color: var(--poster-ink);
  background: rgba(255, 255, 255, 0.72);
}

.poster-library-view-switch button.active,
.poster-library-view-switch button[aria-selected="true"] {
  border-color: var(--poster-accent);
  color: #fff;
  background: var(--poster-accent);
}

.poster-library-view-switch button:focus-visible,
.poster-title-filter-row button:focus-visible,
.poster-title-template-card:focus-visible,
.poster-title-mark-filters button:focus-visible,
.poster-title-mark-template-card:focus-visible,
.poster-title-mark-methods button:focus-visible {
  outline: 2px solid #d18a48;
  outline-offset: 2px;
}

.poster-library-pane {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.poster-library-pane[hidden] {
  display: none;
}

.poster-title-library {
  grid-template-rows: auto minmax(0, 1fr);
}

.poster-title-mark-library {
  grid-template-rows: auto auto minmax(0, 1fr);
}

.poster-title-mark-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 32px auto;
  gap: 5px;
  padding: 8px;
  border-bottom: 1px solid var(--poster-line);
  background: var(--poster-surface-raised);
}

.poster-title-mark-toolbar label {
  min-width: 0;
}

.poster-title-mark-toolbar label > span {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.poster-title-mark-toolbar input,
.poster-title-mark-toolbar button {
  width: 100%;
  min-height: 32px;
  border: 1px solid var(--poster-line);
  border-radius: 3px;
}

.poster-title-mark-toolbar input {
  padding: 5px 9px;
  color: var(--poster-ink);
  background: #fff;
  font-size: 11px;
}

.poster-title-mark-toolbar button {
  padding: 4px 8px;
  color: var(--poster-muted);
  background: #edf1ef;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
}

.poster-title-mark-toolbar button:disabled {
  opacity: 0.4;
  cursor: default;
}

.poster-title-mark-toolbar button.active,
.poster-title-mark-toolbar button[aria-pressed="true"] {
  border-color: #c6a57e;
  color: #75491f;
  background: #f2e7d8;
}

.poster-title-mark-toolbar input:focus-visible,
.poster-title-mark-toolbar button:focus-visible,
.poster-title-mark-favorite:focus-visible {
  outline: 2px solid #d18a48;
  outline-offset: 2px;
}

.poster-title-mark-filters {
  display: flex;
  gap: 4px;
  min-width: 0;
  padding: 8px;
  overflow-x: auto;
  border-bottom: 1px solid var(--poster-line);
  background: #edf1ef;
  scrollbar-width: thin;
}

.poster-title-mark-filters button {
  flex: 0 0 auto;
  min-height: 28px;
  padding: 4px 7px;
  white-space: nowrap;
}

.poster-title-mark-filters button.active,
.poster-title-mark-filters button[aria-pressed="true"] {
  border-color: #c6a57e;
  color: #75491f;
  background: #f2e7d8;
}

.poster-title-filters {
  display: grid;
  gap: 5px;
  padding: 8px;
  border-bottom: 1px solid var(--poster-line);
  background: #edf1ef;
}

.poster-title-filter-row {
  display: flex;
  gap: 4px;
  min-width: 0;
  padding: 1px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.poster-title-filter-row button {
  flex: 0 0 auto;
  min-height: 28px;
  padding: 4px 7px;
  white-space: nowrap;
}

.poster-title-filter-row button.active,
.poster-title-filter-row button[aria-pressed="true"] {
  border-color: #a7c0b7;
  color: #0f5a51;
  background: #dbeae5;
}

.poster-title-language-row button[aria-pressed="true"] {
  border-color: #ba936b;
  color: #7a421d;
  background: #f3e4d4;
}

.poster-title-template-list {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  padding: 10px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

.poster-title-mark-template-list {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  padding: 10px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

.poster-title-mark-template-card {
  position: relative;
  display: grid;
  gap: 7px;
  width: 100%;
  min-height: 146px;
  padding: 8px;
  overflow: hidden;
  border: 1px solid var(--poster-line);
  border-radius: 4px;
  color: var(--poster-ink);
  background: var(--poster-surface-raised);
  text-align: left;
  cursor: pointer;
}

.poster-title-mark-favorite {
  position: absolute;
  z-index: 2;
  top: 13px;
  right: 13px;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  color: rgba(255, 255, 255, 0.62);
  background: rgba(15, 18, 17, 0.72);
  cursor: pointer;
}

.poster-title-mark-favorite:hover,
.poster-title-mark-favorite.active {
  border-color: #d5b27c;
  color: #f3c86f;
  background: rgba(38, 31, 21, 0.9);
}

.poster-title-mark-empty {
  display: grid;
  place-content: center;
  gap: 6px;
  min-height: 180px;
  padding: 24px;
  color: var(--poster-muted);
  text-align: center;
}

.poster-title-mark-empty[hidden] {
  display: none;
}

.poster-title-mark-empty strong {
  color: var(--poster-ink);
  font-size: 13px;
}

.poster-title-mark-empty span {
  font-size: 11px;
}

.poster-title-mark-template-card:hover {
  border-color: var(--poster-line-strong);
  background: #fff;
}

.poster-title-mark-template-card[aria-selected="true"] {
  border-color: var(--poster-warm);
  box-shadow: inset 3px 0 0 var(--poster-warm);
}

.poster-title-mark-sample {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 68px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #f4efe3;
  background: #1c211e;
  font-family: "Songti SC", "STSong", serif;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.1;
  text-align: center;
}

.poster-title-mark-template-card strong,
.poster-title-mark-template-card small {
  display: block;
  min-width: 0;
}

.poster-title-mark-template-card strong {
  font-size: 13px;
  line-height: 1.3;
}

.poster-title-mark-template-card small {
  color: var(--poster-muted);
  font-size: 10px;
  line-height: 1.45;
}

.title-mark-eastern-cursive .poster-title-mark-sample,
.title-mark-literary-hand .poster-title-mark-sample,
.title-mark-literary-poetic .poster-title-mark-sample,
.title-mark-fantasy-myth .poster-title-mark-sample {
  font-family: "Kaiti SC", "STKaiti", serif;
  font-weight: 700;
  transform: none;
}

.title-mark-crime-cut .poster-title-mark-sample,
.title-mark-crime-neon .poster-title-mark-sample,
.title-mark-scifi-broken .poster-title-mark-sample,
.title-mark-period-war .poster-title-mark-sample {
  font-family: "Arial Narrow", "PingFang SC", sans-serif;
  transform: none;
}

.title-mark-scifi-metal .poster-title-mark-sample,
.title-mark-scifi-horizon .poster-title-mark-sample,
.title-mark-scifi-glow .poster-title-mark-sample {
  color: #d7e2df;
  background: #172027;
}

.title-mark-period-gold .poster-title-mark-sample,
.title-mark-eastern-cold .poster-title-mark-sample,
.title-mark-fantasy-star .poster-title-mark-sample {
  color: #dac08b;
}

.title-mark-eastern-ink .poster-title-mark-sample,
.title-mark-literary-pencil .poster-title-mark-sample,
.title-mark-romance-youth .poster-title-mark-sample,
.title-mark-romance-letter .poster-title-mark-sample {
  color: #242522;
  background: #eee9df;
  font-family: "Kaiti SC", "STKaiti", serif;
  font-weight: 700;
}

.title-mark-commercial-bold .poster-title-mark-sample,
.title-mark-commercial-condensed .poster-title-mark-sample,
.title-mark-commercial-geometric .poster-title-mark-sample {
  color: #f5f2eb;
  background: #202522;
  font-family: "Arial Narrow", "PingFang SC", sans-serif;
  font-weight: 900;
}

.title-mark-commercial-condensed .poster-title-mark-sample {
  color: #f0b66b;
}

.title-mark-commercial-fashion .poster-title-mark-sample,
.title-mark-romance-serif .poster-title-mark-sample,
.title-mark-fantasy-storybook .poster-title-mark-sample {
  color: #202321;
  background: #f3efe8;
  font-family: Georgia, "Songti SC", serif;
  font-weight: 700;
}

.title-mark-period-sign .poster-title-mark-sample,
.title-mark-retro-neon .poster-title-mark-sample {
  color: #f0b76f;
  background: #243231;
  font-family: "Arial Narrow", "PingFang SC", sans-serif;
}

.title-mark-period-news .poster-title-mark-sample,
.title-mark-retro-film .poster-title-mark-sample,
.title-mark-epic-telegram .poster-title-mark-sample {
  color: #342d25;
  background: #e8dfcf;
  font-family: "SFMono-Regular", Consolas, "Songti SC", monospace;
  font-weight: 800;
}

.title-mark-romance-summer .poster-title-mark-sample {
  color: #385f58;
  background: #e8eee9;
  font-family: "Kaiti SC", "STKaiti", serif;
}

.title-mark-comedy-offset .poster-title-mark-sample,
.title-mark-comedy-retro .poster-title-mark-sample,
.title-mark-comedy-rounded .poster-title-mark-sample,
.title-mark-fantasy-rhythm .poster-title-mark-sample {
  color: #172824;
  background: #e9c96f;
  font-family: "Arial Rounded MT Bold", "PingFang SC", sans-serif;
  font-weight: 900;
}

.title-mark-comedy-retro .poster-title-mark-sample {
  color: #f4e5ca;
  background: #9a4737;
}

.title-mark-horror-gothic .poster-title-mark-sample,
.title-mark-horror-ritual .poster-title-mark-sample,
.title-mark-horror-blur .poster-title-mark-sample,
.title-mark-horror-fluorescent .poster-title-mark-sample {
  color: #d6d1c5;
  background: #171918;
  font-family: Georgia, "Songti SC", serif;
}

.title-mark-horror-ritual .poster-title-mark-sample {
  color: #b9806d;
}

.title-mark-horror-blur .poster-title-mark-sample {
  color: #aaa9a3;
  text-shadow: 2px 0 5px rgba(255, 255, 255, 0.25);
}

.title-mark-horror-fluorescent .poster-title-mark-sample {
  color: #c8d99a;
  background: #1f2420;
}

.title-mark-minimal-swiss .poster-title-mark-sample,
.title-mark-minimal-line .poster-title-mark-sample,
.title-mark-minimal-crop .poster-title-mark-sample,
.title-mark-literary-negative .poster-title-mark-sample {
  color: #1f2523;
  background: #f5f4ef;
  font-family: Arial, "PingFang SC", sans-serif;
  font-weight: 650;
}

.poster-title-template-card {
  display: grid;
  gap: 7px;
  width: 100%;
  min-height: 112px;
  padding: 10px;
  overflow: hidden;
  border: 1px solid var(--poster-line);
  border-radius: 4px;
  color: var(--poster-ink);
  background: var(--poster-surface-raised);
  text-align: left;
  cursor: pointer;
}

.poster-title-template-card:hover {
  border-color: var(--poster-line-strong);
  background: #fff;
}

.poster-title-template-card[aria-selected="true"] {
  border-color: var(--poster-accent);
  box-shadow: inset 3px 0 0 var(--poster-accent);
}

.poster-title-template-card strong,
.poster-title-template-card span,
.poster-title-template-card small {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.poster-title-template-card strong {
  font-size: 14px;
  line-height: 1.25;
}

.poster-title-template-card span {
  color: var(--poster-accent);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.35;
}

.poster-title-template-card small {
  display: -webkit-box;
  color: var(--poster-muted);
  font-size: 10px;
  line-height: 1.45;
  white-space: normal;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.poster-panel-header,
.poster-monitor-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  min-height: 68px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--poster-line);
  background: var(--poster-surface-raised);
}

.poster-panel-header h1,
.poster-monitor-header h2 {
  margin: 2px 0 0;
  color: var(--poster-ink);
  font-size: 17px;
  line-height: 1.25;
  letter-spacing: 0;
}

.poster-kicker {
  display: block;
  color: var(--poster-muted);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 9px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0;
}

.poster-panel-count,
.poster-ratio-badge {
  flex: 0 0 auto;
  min-width: 38px;
  padding: 5px 7px;
  border: 1px solid #b9cec7;
  border-radius: 3px;
  color: var(--poster-accent);
  background: var(--poster-accent-soft);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  text-align: center;
}

.poster-purpose-tabs,
.poster-ratio-switch {
  display: grid;
  gap: 3px;
  padding: 8px;
  background: #edf1ef;
}

.poster-purpose-tabs {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--poster-line);
}

.poster-purpose-tabs button,
.poster-ratio-switch button {
  min-width: 0;
  min-height: 32px;
  padding: 6px 7px;
  border: 1px solid transparent;
  border-radius: 3px;
  color: #55615d;
  background: transparent;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.poster-purpose-tabs button:hover,
.poster-ratio-switch button:hover {
  color: var(--poster-ink);
  border-color: var(--poster-line);
  background: rgba(255, 255, 255, 0.7);
}

.poster-purpose-tabs button.active,
.poster-purpose-tabs button[aria-pressed="true"],
.poster-ratio-switch button.active,
.poster-ratio-switch button[aria-pressed="true"] {
  color: #fff;
  border-color: var(--poster-accent);
  background: var(--poster-accent);
}

.poster-purpose-tabs button:focus-visible,
.poster-ratio-switch button:focus-visible,
.poster-template-card:focus-visible,
.poster-parameter-group summary:focus-visible {
  outline: 2px solid #d18a48;
  outline-offset: 2px;
}

.poster-purpose-field {
  padding: 10px 12px;
  border-bottom: 1px solid var(--poster-line);
  background: var(--poster-surface);
}

#poster-workspace .field > span,
.poster-purpose-field > span {
  margin-bottom: 5px;
  color: #53605c;
  font-size: 11px;
  font-weight: 700;
}

#poster-workspace input,
#poster-workspace select,
#poster-workspace textarea {
  width: 100%;
  border: 1px solid #c5cec9;
  border-radius: 3px;
  color: #24302d;
  background: #fff;
  box-shadow: none;
}

#poster-workspace input,
#poster-workspace select {
  min-height: 36px;
  padding: 7px 9px;
  font-size: 12px;
}

#poster-workspace textarea {
  min-height: 74px;
  padding: 9px 10px;
  font-size: 12px;
  line-height: 1.55;
  resize: vertical;
}

.poster-template-list {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 0;
  padding: 10px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

.poster-template-card {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 10px;
  width: 100%;
  min-height: 84px;
  padding: 5px;
  overflow: hidden;
  border: 1px solid var(--poster-line);
  border-radius: 4px;
  color: var(--poster-ink);
  background: var(--poster-surface-raised);
  text-align: left;
  cursor: pointer;
}

.poster-template-card:hover {
  border-color: var(--poster-line-strong);
  background: #fff;
}

.poster-template-card.selected,
.poster-template-card[aria-selected="true"] {
  border-color: var(--poster-accent);
  box-shadow: inset 3px 0 0 var(--poster-accent);
  background: #f4faf7;
}

.poster-template-card img {
  display: block;
  width: 104px;
  aspect-ratio: 16 / 9;
  align-self: center;
  border-radius: 2px;
  object-fit: cover;
  object-position: center;
  background: #dce2df;
}

.poster-template-copy {
  display: grid;
  align-content: center;
  gap: 3px;
  min-width: 0;
}

.poster-template-copy strong,
.poster-template-copy span,
.poster-template-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.poster-template-copy strong {
  color: #1f2a27;
  font-size: 12px;
  line-height: 1.35;
}

.poster-template-copy span {
  color: var(--poster-accent);
  font-size: 10px;
  font-weight: 700;
}

.poster-template-copy small {
  color: var(--poster-muted);
  font-size: 10px;
  line-height: 1.4;
}

.poster-native-control {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.poster-column-resizer {
  position: relative;
  z-index: 4;
  width: var(--poster-resizer-width);
  min-width: var(--poster-resizer-width);
  cursor: col-resize;
  touch-action: none;
}

.poster-column-resizer::before {
  position: absolute;
  top: 50%;
  left: 3px;
  width: 3px;
  height: 52px;
  border-radius: 2px;
  content: "";
  transform: translateY(-50%);
  background: #afbbb6;
  box-shadow: 0 -10px 0 -1px #d3d9d6, 0 10px 0 -1px #d3d9d6;
}

.poster-column-resizer:hover::before,
.poster-column-resizer.dragging::before {
  background: var(--poster-accent);
}

.poster-column-resizer:focus-visible {
  outline: 2px solid #d18a48;
  outline-offset: -2px;
}

.poster-monitor-panel {
  display: grid;
  grid-template-rows: auto auto minmax(280px, 1fr) auto;
  background: #eef1ef;
}

.poster-monitor-header {
  min-height: 76px;
}

.poster-monitor-header > div {
  min-width: 0;
}

.poster-monitor-header h2,
.poster-monitor-header p {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.poster-monitor-header p {
  margin: 3px 0 0;
  color: var(--poster-muted);
  font-size: 11px;
}

.poster-ratio-switch {
  grid-template-columns: repeat(6, minmax(42px, 1fr));
  border-bottom: 1px solid var(--poster-line);
}

.poster-ratio-switch button {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
}

#poster-workspace .poster-preview.poster-monitor-stage {
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: 0;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  border: 0;
  border-radius: 0;
  background: #d7ddda;
}

.poster-monitor-canvas,
.poster-preview-canvas {
  position: relative;
  isolation: isolate;
  width: auto;
  height: min(100%, 560px);
  max-width: 100%;
  max-height: 100%;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  background: #151b19;
  box-shadow: 0 14px 34px rgba(28, 39, 35, 0.22);
}

.poster-preview-canvas.ratio-2x3 { aspect-ratio: 2 / 3; }
.poster-preview-canvas.ratio-4x5 { aspect-ratio: 4 / 5; }
.poster-preview-canvas.ratio-9x16 { aspect-ratio: 9 / 16; }
.poster-preview-canvas.ratio-16x9 { width: min(100%, 760px); height: auto; aspect-ratio: 16 / 9; }
.poster-preview-canvas.ratio-3x2 { width: min(100%, 680px); height: auto; aspect-ratio: 3 / 2; }
.poster-preview-canvas.ratio-1x1 { aspect-ratio: 1; }

.poster-monitor-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background: #151b19;
}

.poster-monitor-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(12, 17, 15, 0.05), transparent 58%, rgba(12, 17, 15, 0.28));
}

.poster-safe-area {
  position: absolute;
  inset: 6%;
  z-index: 2;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.poster-safe-area::before,
.poster-safe-area::after {
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: rgba(255, 255, 255, 0.75);
  content: "";
}

.poster-safe-area::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.poster-safe-area::after {
  right: -1px;
  bottom: -1px;
  border-right: 2px solid;
  border-bottom: 2px solid;
}

.poster-preview-title {
  z-index: 3;
  padding: 4px 6px;
  border-radius: 2px;
  color: #fff;
  background: rgba(15, 22, 20, 0.52);
  font-size: clamp(9px, 1.1cqw, 13px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0;
}

.poster-preview-title-system {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: auto;
  min-width: min(56%, 280px);
  max-width: 84%;
  padding: 7px 9px;
  container-type: inline-size;
}

.poster-preview-title-system.preview-title-side {
  width: 28px;
  min-width: 28px;
  max-width: 28px;
  padding: 6px 4px;
}

.poster-preview-title-system.preview-title-negative-space {
  width: 40%;
  min-width: 40%;
  max-width: 40%;
}

.poster-preview-title-cn,
.poster-preview-title-en {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
  letter-spacing: 0;
  white-space: pre-line;
}

.poster-preview-title-cn {
  font-size: clamp(15px, 7cqw, 38px);
  line-height: 1.02;
}

.poster-preview-title-en {
  font-size: clamp(7px, 2.1cqw, 13px);
  line-height: 1.15;
}

.poster-preview-title-system[data-title-language="en"] .poster-preview-title-en {
  font-size: clamp(14px, 6cqw, 34px);
}

.title-preview-modern-song,
.title-preview-editorial-serif {
  font-family: "Songti SC", "STSong", Georgia, serif;
  font-weight: 700;
}

.title-preview-stone-epic {
  font-family: "STKaiti", "Kaiti SC", "Songti SC", serif;
  font-weight: 900;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.25);
}

.title-preview-brush-myth,
.title-preview-handwritten-life {
  font-family: "Kaiti SC", "STKaiti", "Songti SC", serif;
  font-weight: 700;
}

.title-preview-bold-commercial,
.title-preview-playful-animation,
.title-preview-pop-maximal {
  font-family: "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  font-weight: 900;
}

.title-preview-condensed-crime,
.title-preview-industrial-condensed {
  font-family: "Arial Narrow", "Helvetica Neue", "PingFang SC", sans-serif;
  font-stretch: condensed;
  font-weight: 900;
}

.title-preview-archive-type {
  font-family: "Songti SC", "Courier New", monospace;
  font-weight: 700;
}

.title-preview-wide-scifi {
  font-family: "Avenir Next", "Helvetica Neue", "PingFang SC", sans-serif;
  font-stretch: expanded;
  font-weight: 700;
  text-transform: uppercase;
}

.title-preview-swiss-minimal {
  font-family: "Helvetica Neue", "PingFang SC", Arial, sans-serif;
  font-weight: 600;
  text-align: left;
}

.title-preview-gothic-horror {
  font-family: Didot, "Bodoni 72", "Songti SC", serif;
  font-weight: 800;
}

.title-preview-retro-display {
  font-family: "Cooper Black", Georgia, "Songti SC", serif;
  font-weight: 800;
}

.title-preview-type-as-image .poster-preview-title-cn,
.title-preview-type-as-image .poster-preview-title-en {
  font-family: Impact, "Arial Black", "PingFang SC", sans-serif;
  font-weight: 900;
  text-transform: uppercase;
}

.title-preview-type-as-image .poster-preview-title-cn {
  font-size: clamp(20px, 10cqw, 54px);
}

.poster-preview-title-system.custom-font-serif,
.poster-preview-title-system.custom-font-song,
.poster-preview-title-system.custom-font-horror,
.poster-preview-title-cn.custom-font-serif,
.poster-preview-title-cn.custom-font-song,
.poster-preview-title-cn.custom-font-horror,
.poster-preview-title-en.custom-font-serif,
.poster-preview-title-en.custom-font-song,
.poster-preview-title-en.custom-font-horror {
  font-family: "Songti SC", "STSong", Georgia, serif;
}

.poster-preview-title-system.custom-font-condensed,
.poster-preview-title-cn.custom-font-condensed,
.poster-preview-title-en.custom-font-condensed {
  font-family: "Arial Narrow", "Helvetica Neue", "PingFang SC", sans-serif;
  font-weight: 800;
}

.poster-preview-title-system.custom-font-bold,
.poster-preview-title-system.custom-font-geometric,
.poster-preview-title-system.custom-font-playful,
.poster-preview-title-cn.custom-font-bold,
.poster-preview-title-cn.custom-font-geometric,
.poster-preview-title-cn.custom-font-playful,
.poster-preview-title-en.custom-font-bold,
.poster-preview-title-en.custom-font-geometric,
.poster-preview-title-en.custom-font-playful {
  font-family: "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  font-weight: 900;
}

.poster-preview-title-system.custom-font-calligraphy,
.poster-preview-title-system.custom-font-handwritten,
.poster-preview-title-cn.custom-font-calligraphy,
.poster-preview-title-cn.custom-font-handwritten,
.poster-preview-title-en.custom-font-calligraphy,
.poster-preview-title-en.custom-font-handwritten {
  font-family: "Kaiti SC", "STKaiti", "Songti SC", serif;
}

.poster-preview-title-system.custom-font-geometric .poster-preview-title-en,
.poster-preview-title-en.custom-font-geometric {
  letter-spacing: 0.14em;
}

.poster-preview-title-system.custom-font-condensed .poster-preview-title-cn,
.poster-preview-title-system.custom-font-condensed .poster-preview-title-en,
.poster-preview-title-cn.custom-font-condensed,
.poster-preview-title-en.custom-font-condensed {
  letter-spacing: 0;
}

.poster-title-mark-preview {
  position: absolute;
  z-index: 3;
  right: 8%;
  bottom: 10%;
  left: 8%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  max-width: 84%;
  margin: 0 auto;
  padding: 7px 10px;
  overflow: hidden;
  color: #f1ecdf;
  background: rgba(15, 20, 18, 0.44);
  text-align: center;
  container-type: inline-size;
}

.poster-title-mark-preview-label {
  align-self: flex-start;
  padding: 2px 4px;
  color: #d5d8d2;
  background: rgba(21, 27, 24, 0.78);
  font-size: 7px;
  font-weight: 700;
}

.poster-title-mark-preview-cn,
.poster-title-mark-preview-en {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.poster-title-mark-preview-cn {
  position: relative;
  font-family: "Songti SC", "STSong", serif;
  font-size: clamp(18px, 10cqw, 48px);
  font-weight: 900;
  line-height: 1;
}

.poster-title-mark-preview-en {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(7px, 2.3cqw, 13px);
  font-weight: 700;
  line-height: 1.2;
}

.poster-title-mark-preview[data-title-language="en"] .poster-title-mark-preview-en {
  font-size: clamp(14px, 7cqw, 34px);
}

.poster-title-mark-preview.title-mark-material-gold {
  color: #d9bd82;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.3), 0 2px 4px rgba(0, 0, 0, 0.5);
}

.poster-title-mark-preview.title-mark-material-metal,
.poster-title-mark-preview.title-mark-material-stone {
  color: #d5d9d4;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.28), 0 -1px 0 rgba(0, 0, 0, 0.4);
}

.poster-title-mark-preview.title-mark-material-glow {
  color: #dbe8e5;
  text-shadow: 0 0 5px rgba(171, 215, 211, 0.7);
}

.poster-title-mark-preview.title-mark-material-lacquer {
  color: #ead6c7;
}

.poster-title-mark-preview.title-mark-material-ink {
  color: #e7e1d5;
  font-family: "Kaiti SC", "STKaiti", serif;
}

.poster-title-mark-preview.title-mark-material-print {
  text-shadow: 0.4px 0 rgba(255, 255, 255, 0.45), -0.3px 0 rgba(0, 0, 0, 0.28);
}

.title-mark-eastern-cursive .poster-title-mark-preview-cn,
.title-mark-literary-hand .poster-title-mark-preview-cn,
.title-mark-literary-poetic .poster-title-mark-preview-cn,
.title-mark-fantasy-myth .poster-title-mark-preview-cn {
  font-family: "Kaiti SC", "STKaiti", serif;
  font-weight: 700;
}

.title-mark-crime-cut .poster-title-mark-preview-cn,
.title-mark-crime-neon .poster-title-mark-preview-cn,
.title-mark-period-war .poster-title-mark-preview-cn,
.title-mark-fantasy-rhythm .poster-title-mark-preview-cn {
  font-family: "Arial Narrow", "PingFang SC", sans-serif;
  font-weight: 900;
  transform: scaleX(0.86);
}

.poster-preview-credits {
  z-index: 3;
}

.poster-template-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--poster-line);
  background: var(--poster-surface-raised);
}

.poster-template-summary article {
  display: grid;
  align-content: start;
  gap: 4px;
  min-width: 0;
  min-height: 74px;
  padding: 11px 12px;
  border-right: 1px solid var(--poster-line);
}

.poster-template-summary article:last-child {
  border-right: 0;
}

.poster-template-summary span {
  color: var(--poster-muted);
  font-size: 9px;
  font-weight: 700;
}

.poster-template-summary strong {
  color: #293532;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.5;
}

.poster-parameter-panel {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  background: var(--poster-surface);
}

#poster-workspace .poster-toolbar {
  display: grid;
  grid-template-columns: minmax(130px, 1fr) 58px 58px 104px;
  gap: 6px;
  min-height: 62px;
  padding: 10px;
  border-bottom: 1px solid var(--poster-line);
  background: var(--poster-surface-raised);
}

#poster-workspace .poster-toolbar .button {
  min-width: 0;
  min-height: 38px;
  padding: 7px 8px;
  border-radius: 3px;
  font-size: 11px;
}

#poster-workspace .poster-status {
  min-width: 0;
  padding: 5px 9px;
  border-left: 3px solid var(--poster-accent);
  background: var(--poster-accent-soft);
}

#poster-workspace .poster-status span {
  color: var(--poster-muted);
  font-size: 9px;
}

#poster-workspace .poster-status strong {
  color: var(--poster-accent);
  font-size: 11px;
}

.poster-source-block {
  padding: 10px;
  border-bottom: 1px solid var(--poster-line);
  background: #f3f5f3;
}

.poster-source-block .section-label {
  display: block;
  margin-bottom: 7px;
  color: var(--poster-muted);
  font-size: 10px;
}

.poster-source-switch {
  width: 100%;
}

#poster-workspace .poster-source-note {
  min-height: 0;
  margin: 7px 0 0;
  padding: 7px 9px;
  border-left: 3px solid var(--poster-accent);
  color: #53605c;
  background: #eaf2ef;
  font-size: 10px;
  line-height: 1.45;
}

.poster-parameter-scroll {
  min-height: 0;
  padding: 0 10px 12px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

.poster-parameter-scroll.is-compositor-mode {
  display: flex;
  flex-direction: column;
}

.poster-parameter-scroll.is-compositor-mode .poster-compositor-controls {
  order: -1;
}

.poster-parameter-group {
  border-bottom: 1px solid var(--poster-line);
}

.poster-parameter-group summary {
  display: grid;
  grid-template-columns: 28px auto minmax(0, 1fr) 16px;
  gap: 7px;
  align-items: center;
  min-height: 46px;
  padding: 8px 2px;
  color: var(--poster-ink);
  cursor: pointer;
  list-style: none;
}

.poster-parameter-group summary::-webkit-details-marker {
  display: none;
}

.poster-parameter-group summary::after {
  color: var(--poster-muted);
  content: "+";
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 16px;
  text-align: center;
}

.poster-parameter-group[open] summary::after {
  content: "−";
}

.poster-parameter-group summary > span {
  color: var(--poster-warm);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 10px;
  font-weight: 800;
}

.poster-parameter-group summary strong {
  font-size: 12px;
}

.poster-title-selection {
  display: grid;
  gap: 3px;
  padding: 9px 10px;
  border: 1px solid #c5cec9;
  border-left: 3px solid var(--poster-warm);
  border-radius: 3px;
  background: #fffdfa;
}

.poster-title-mark-selection {
  display: grid;
  gap: 3px;
  padding: 9px 10px;
  border: 1px solid #c5cec9;
  border-left: 3px solid var(--poster-warm);
  border-radius: 3px;
  background: #fffdfa;
}

.poster-title-mark-selection > span {
  color: var(--poster-muted);
  font-size: 9px;
  font-weight: 800;
}

.poster-title-mark-selection strong {
  color: var(--poster-ink);
  font-size: 12px;
}

.poster-title-mark-selection small {
  color: #66716d;
  font-size: 10px;
}

.poster-title-mark-methods {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 5px;
}

.poster-title-mark-methods button {
  min-height: 30px;
  padding: 5px 8px;
  border: 1px solid var(--poster-line);
  border-radius: 3px;
  color: #59635f;
  background: #fffefa;
  font-size: 10px;
  cursor: pointer;
}

.poster-title-mark-methods button[aria-pressed="true"] {
  border-color: var(--poster-accent);
  color: #fff;
  background: var(--poster-accent);
}

.poster-title-mark-warning {
  min-height: 18px;
  margin: 0;
  color: #875c31;
  font-size: 10px;
  line-height: 1.45;
}

.poster-title-mark-warning.is-blocking {
  color: #a63f32;
  font-weight: 700;
}

.poster-title-selection > span {
  color: var(--poster-muted);
  font-size: 9px;
  font-weight: 800;
}

.poster-title-selection strong {
  color: var(--poster-ink);
  font-size: 12px;
  line-height: 1.35;
}

.poster-title-selection small {
  color: #66716d;
  font-size: 10px;
  line-height: 1.45;
}

.poster-preview-title-system.title-material-print {
  text-shadow: 0.4px 0 rgba(255, 255, 255, 0.5), -0.3px 0 rgba(0, 0, 0, 0.28);
}

.poster-preview-title-system.title-material-stone,
.poster-preview-title-system.title-material-emboss {
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.55), 0 -1px 0 rgba(0, 0, 0, 0.45);
}

.poster-preview-title-system.title-material-metal,
.poster-preview-title-system.title-material-gold {
  color: #d9c28a;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35), 0 2px 3px rgba(0, 0, 0, 0.45);
}

.poster-preview-title-system.title-material-glow {
  text-shadow: 0 0 5px rgba(204, 239, 235, 0.72);
}

.poster-preview-title-system.title-material-lacquer {
  color: #f1c8bd;
}

.poster-parameter-group summary small {
  min-width: 0;
  overflow: hidden;
  color: var(--poster-muted);
  font-size: 10px;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.poster-group-fields {
  padding: 0 0 12px;
}

#poster-workspace .poster-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

#poster-workspace .field-span-2 {
  grid-column: 1 / -1;
}

.poster-output-block {
  display: grid;
  gap: 9px;
  padding-top: 12px;
}

#poster-workspace .poster-checklist {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 5px;
}

#poster-workspace .poster-checklist span {
  padding: 6px 3px;
  border: 1px solid #dacdc2;
  border-radius: 3px;
  color: #865324;
  background: #f7eee5;
  font-size: 9px;
}

#poster-workspace .poster-checklist span.ready {
  border-color: #b9cec7;
  color: var(--poster-accent);
  background: var(--poster-accent-soft);
}

#poster-workspace .validation-message {
  margin: 0;
  font-size: 10px;
  line-height: 1.45;
}

#poster-workspace .poster-output-field {
  min-height: 0;
}

#poster-workspace #poster-output {
  height: 360px;
  min-height: 260px;
  color: #25302d;
  background: #fff;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  line-height: 1.65;
  resize: vertical;
}

#poster-workspace .poster-file-row {
  min-height: 38px;
  padding: 7px 9px;
  border-color: var(--poster-line);
  border-radius: 3px;
  background: #eef2f0;
}

#poster-workspace .poster-file-row span,
#poster-workspace .poster-file-row code {
  font-size: 10px;
}

@media (max-width: 1320px) {
  #poster-workspace.poster-production-shell {
    --poster-left-width: 292px;
    --poster-right-width: 450px;
  }

  .poster-template-card {
    grid-template-columns: 92px minmax(0, 1fr);
  }

  .poster-template-card img {
    width: 92px;
  }
}

@media (max-width: 1180px) {
  #poster-workspace.poster-production-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    gap: 12px;
    height: auto;
    min-height: calc(100vh - var(--studio-header-height, 66px));
    padding: 12px;
    overflow: visible;
  }

  .poster-column-resizer {
    display: none;
  }

  .poster-monitor-panel {
    order: 1;
    min-height: 650px;
  }

  .poster-template-panel {
    order: 2;
    min-height: 430px;
  }

  .poster-parameter-panel {
    order: 3;
    min-height: 760px;
  }

  .poster-template-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
  }

  .poster-title-template-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
  }

  .poster-title-mark-template-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
  }

  .poster-template-card {
    grid-template-columns: 110px minmax(0, 1fr);
  }

  .poster-template-card img {
    width: 110px;
  }

  .poster-parameter-scroll {
    overflow: visible;
  }
}

@media (max-width: 820px) {
  #poster-workspace.poster-production-shell {
    padding: 8px;
  }

  .poster-panel-header,
  .poster-monitor-header {
    min-height: 62px;
    padding: 10px;
  }

  .poster-monitor-panel {
    min-height: 560px;
  }

  .poster-ratio-switch {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #poster-workspace .poster-preview.poster-monitor-stage {
    padding: 12px;
  }

  .poster-template-summary {
    grid-template-columns: 1fr;
  }

  .poster-template-summary article {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--poster-line);
  }

  .poster-template-summary article:last-child {
    border-bottom: 0;
  }

  .poster-template-panel {
    min-height: 0;
  }

  .poster-template-list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x proximity;
  }

  .poster-title-template-list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x proximity;
  }

  .poster-title-mark-template-list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x proximity;
  }

  .poster-title-template-card {
    flex: 0 0 272px;
    scroll-snap-align: start;
  }

  .poster-title-mark-template-card {
    flex: 0 0 272px;
    scroll-snap-align: start;
  }

  .poster-template-card {
    flex: 0 0 272px;
    scroll-snap-align: start;
  }

  #poster-workspace .poster-toolbar {
    grid-template-columns: minmax(110px, 1fr) 52px 52px 92px;
  }

  #poster-workspace .poster-fields {
    grid-template-columns: minmax(0, 1fr);
  }

  #poster-workspace .field-span-2 {
    grid-column: auto;
  }

  .poster-parameter-panel {
    min-height: 0;
  }

  #poster-workspace #poster-output {
    height: 420px;
  }
}

@media (max-width: 480px) {
  .poster-purpose-tabs button,
  .poster-ratio-switch button {
    font-size: 10px;
  }

  #poster-workspace .poster-toolbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #poster-workspace .poster-status {
    grid-column: 1 / -1;
  }

  #poster-workspace .poster-toolbar #poster-copy {
    grid-column: auto;
  }

  .poster-parameter-group summary {
    grid-template-columns: 24px auto minmax(0, 1fr) 14px;
  }
}