:root {
  color-scheme: dark;
  --bg: #0e141d;
  --panel: rgba(18, 26, 38, 0.92);
  --panel-strong: rgba(24, 35, 50, 0.98);
  --line: rgba(255, 255, 255, 0.13);
  --ink: #f7f9fc;
  --muted: #aab6c7;
  --accent: #20c77f;
  --warn: #ffcc58;
  --blue: #54a2ff;
  --danger: #ff6f68;
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 10%, rgba(32, 199, 127, 0.16), transparent 28%),
    radial-gradient(circle at 92% 0%, rgba(255, 204, 88, 0.15), transparent 25%),
    linear-gradient(135deg, #101721 0%, #172235 52%, #0d121a 100%);
  color: var(--ink);
}

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(720px, 1fr) minmax(460px, 520px);
  gap: 18px;
  padding: 18px;
}

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 20% 15%, rgba(32, 199, 127, 0.16), transparent 30%),
    rgba(5, 9, 14, 0.88);
  backdrop-filter: blur(14px);
}

.login-overlay.is-hidden {
  display: none;
}

.login-card {
  width: min(420px, 100%);
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-strong);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

.login-card h1 {
  margin: 0;
}

.login-card input {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
  background: rgba(4, 9, 15, 0.62);
  color: var(--ink);
  outline: none;
}

.login-error {
  min-height: 22px;
  margin: 0;
  color: var(--danger);
}

.stage-panel,
.control-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(18px);
}

.stage-panel {
  min-height: calc(100vh - 36px);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) minmax(150px, auto) auto;
  gap: 18px;
  padding: 24px;
}

.stage-header {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--warn);
  font-size: 13px;
  font-weight: 900;
}

.stage-title-input {
  width: min(720px, 58vw);
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--ink);
  font-size: 42px;
  font-weight: 900;
  outline: none;
}

.stage-title-text {
  margin: 0;
  color: var(--ink);
  font-size: 42px;
  font-weight: 900;
}

.stage-counter {
  width: 118px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 204, 88, 0.38);
  border-radius: 8px;
  background: rgba(255, 204, 88, 0.11);
}

.stage-counter span {
  font-size: 42px;
  font-weight: 900;
  color: var(--warn);
}

.stage-counter small {
  margin-top: -28px;
  color: var(--muted);
}

.main-question {
  display: grid;
  align-content: center;
  gap: 24px;
  min-height: 380px;
  padding: 42px 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
}

.question-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.question-strip span {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(32, 199, 127, 0.16);
  color: var(--accent);
  font-size: 20px;
  font-weight: 900;
}

.main-question p {
  margin: 0;
  font-size: clamp(38px, 4.8vw, 76px);
  line-height: 1.16;
  font-weight: 900;
}

.queue-panel {
  min-height: 150px;
}

.queue-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}

.queue-heading h2 {
  margin: 0;
  font-size: 24px;
}

.queue-heading span,
.control-heading p,
.field span,
.item-meta,
.empty {
  color: var(--muted);
}

.stage-queue {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.queue-item,
.question-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.queue-item {
  min-height: 118px;
  padding: 14px;
}

.queue-item span {
  color: var(--warn);
  font-weight: 900;
}

.queue-item p {
  margin: 8px 0 0;
  display: -webkit-box;
  overflow: hidden;
  line-height: 1.45;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.ticker-panel {
  --ticker-text: var(--warn);
  --ticker-bg: #2b2414;
  --ticker-size: 22px;
  --ticker-speed: 32s;
  --ticker-weight: 900;
  overflow: hidden;
  min-height: 54px;
  display: flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: var(--ticker-bg);
}

.ticker-panel.ticker-borderless {
  border-color: transparent;
}

.ticker-panel.ticker-top {
  order: -1;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll var(--ticker-speed) linear infinite;
}

.ticker-track span {
  flex: 0 0 auto;
  padding: 0 34px;
  color: var(--ticker-text);
  font-size: var(--ticker-size);
  font-weight: var(--ticker-weight);
  white-space: nowrap;
}

@keyframes ticker-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

.control-card {
  height: calc(100vh - 36px);
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr);
  padding: 18px;
  overflow: hidden;
}

.control-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 6px;
  font-size: 28px;
}

.tabs,
.filter-row,
.action-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.display-link-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tabs {
  margin-bottom: 14px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}

.tab,
.filter,
.button,
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 13px;
  background: rgba(255, 255, 255, 0.07);
  color: var(--ink);
  cursor: pointer;
  white-space: nowrap;
}

.tab.active,
.filter.active,
.button.primary {
  border-color: rgba(32, 199, 127, 0.7);
  background: var(--accent);
  color: #06110c;
  font-weight: 900;
}

.icon-button.muted {
  color: var(--muted);
}

.tab.active {
  border-bottom-color: var(--accent);
}

.button.secondary {
  border-color: rgba(84, 162, 255, 0.58);
  background: rgba(84, 162, 255, 0.18);
}

.button.ghost {
  background: transparent;
}

.tab-panel {
  min-height: 0;
  display: none;
  overflow: hidden;
}

.tab-panel.active {
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: auto;
  padding-right: 4px;
}

#backupTab.active {
  display: flex;
  flex-direction: column;
}

.field {
  display: grid;
  gap: 8px;
}

.field textarea,
.field input,
.field select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(4, 9, 15, 0.62);
  color: var(--ink);
  outline: none;
}

.field textarea {
  padding: 12px;
  resize: vertical;
  line-height: 1.55;
  min-height: 104px;
}

.field select,
.field input {
  min-height: 38px;
  padding: 0 10px;
}

.settings-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px;
  gap: 12px;
  align-items: end;
}

.setting-block {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.setting-title {
  display: grid;
  gap: 4px;
}

.setting-title strong {
  color: var(--ink);
  font-size: 16px;
}

.setting-title span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.backup-library {
  min-height: 520px;
}

.compact-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
}

.inline-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.inline-control select {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 10px;
  background: rgba(4, 9, 15, 0.62);
  color: var(--ink);
}

.ticker-style-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
}

.ticker-style-grid input[type="color"] {
  width: 100%;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 3px;
  background: rgba(4, 9, 15, 0.62);
}

.switch {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.switch input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

.item-list {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 10px;
  overflow: visible;
  padding-right: 0;
}

.backup-list {
  max-height: 560px;
  overflow: auto;
  padding-right: 4px;
}

.question-item {
  display: grid;
  gap: 10px;
  padding: 12px;
}

.question-item.is-live {
  border-color: rgba(32, 199, 127, 0.7);
}

.question-item.is-queued {
  border-color: rgba(255, 204, 88, 0.58);
}

.question-item p {
  margin: 0;
  line-height: 1.5;
}

.item-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 9px;
  border-radius: 999px;
  background: rgba(255, 204, 88, 0.15);
  color: var(--warn);
  font-weight: 900;
}

.item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.small {
  min-height: 32px;
  padding: 0 10px;
  font-size: 14px;
}

.empty {
  margin: 0;
  padding: 18px;
  text-align: center;
  border: 1px dashed var(--line);
  border-radius: 8px;
}

.display-only .app-shell {
  min-height: 100vh;
  grid-template-columns: 1fr;
  place-items: center;
  padding: 0;
  overflow: hidden;
}

.display-only {
  --live-title: #263342;
  --live-eyebrow: #1f8d72;
  --live-card: rgba(255, 255, 255, 0.62);
  --live-card-line: rgba(122, 96, 58, 0.12);
  --live-card-shadow: rgba(125, 92, 47, 0.14);
  --live-question: #182632;
  --live-pill-bg: rgba(31, 141, 114, 0.12);
  --live-pill-text: #16745f;
  --live-soft-card: rgba(255, 255, 255, 0.58);
  --live-soft-text: rgba(33, 50, 62, 0.86);
  --live-accent: #1f8d72;
  --live-warn: #d89527;
}

.display-only .stage-panel {
  position: relative;
  isolation: isolate;
  width: min(100vw, 56.25vh);
  height: min(100vh, 177.78vw);
  min-height: auto;
  aspect-ratio: 9 / 16;
  display: block;
  padding: 0;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: #eef7f3;
  box-shadow: none;
  backdrop-filter: none;
}

.display-only .stage-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: none;
  opacity: 1;
}

.display-only .stage-panel::after {
  content: "";
  position: absolute;
  inset: auto -18% 0 -18%;
  z-index: -1;
  height: 49%;
  background: none;
  transform: none;
  transform-origin: left bottom;
}

.display-only .stage-header {
  position: absolute;
  top: 5.2%;
  left: 7.4%;
  right: 7.4%;
  min-height: auto;
  align-items: flex-start;
  gap: 18px;
  z-index: 2;
}

.display-only .eyebrow {
  margin-bottom: clamp(6px, 0.9vh, 12px);
  color: var(--live-eyebrow);
  font-size: clamp(14px, 1.55vh, 22px);
  letter-spacing: 0;
}

.display-only .main-question {
  position: absolute;
  top: 15%;
  left: 7.4%;
  right: 7.4%;
  height: 30%;
  z-index: 2;
  align-content: center;
  min-height: auto;
  overflow: hidden;
  padding: clamp(18px, 3.2vh, 40px) clamp(22px, 3.6vh, 46px);
  border: 0;
  border-radius: clamp(18px, 2.6vh, 32px);
  border: 1px solid var(--live-card-line);
  background: var(--live-card);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.72),
    0 18px 52px var(--live-card-shadow);
  backdrop-filter: blur(12px);
}

.display-only .question-strip span {
  min-height: clamp(36px, 4.1vh, 52px);
  padding: 0 clamp(14px, 2vh, 22px);
  background: var(--live-pill-bg);
  color: var(--live-pill-text);
  font-size: clamp(17px, 2.1vh, 28px);
}

.display-only .stage-title-text {
  max-width: 100%;
  color: var(--live-title);
  font-size: clamp(34px, 4.4vh, 58px);
  line-height: 1.08;
  text-shadow: 0 5px 18px rgba(255, 255, 255, 0.38);
}

.display-only .stage-counter {
  width: clamp(84px, 10vh, 132px);
  border: 1px solid var(--live-card-line);
  border-radius: clamp(14px, 1.8vh, 22px);
  background: rgba(255, 255, 255, 0.54);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.display-only .stage-counter span {
  color: var(--live-warn);
  font-size: clamp(28px, 4.2vh, 54px);
}

.display-only .stage-counter small {
  margin-top: clamp(-34px, -2.8vh, -18px);
  color: rgba(39, 54, 64, 0.66);
  font-size: clamp(12px, 1.45vh, 18px);
}

.display-only .main-question p {
  color: var(--live-question);
  font-size: clamp(32px, 4.65vh, 66px);
  line-height: 1.14;
  text-shadow: none;
}

.display-only .main-question.is-long p {
  font-size: clamp(26px, 3.65vh, 52px);
  line-height: 1.16;
}

.display-only .main-question.is-very-long p {
  font-size: clamp(21px, 2.95vh, 40px);
  line-height: 1.2;
}

.display-only .queue-panel {
  position: absolute;
  top: 46.6%;
  left: 7.4%;
  right: 7.4%;
  z-index: 2;
  min-height: 0;
}

.display-only .queue-heading {
  margin-bottom: clamp(6px, 0.8vh, 10px);
}

.display-only .queue-heading h2 {
  color: var(--live-title);
  font-size: clamp(16px, 1.9vh, 24px);
}

.display-only .queue-heading span {
  color: rgba(39, 54, 64, 0.56);
  font-size: clamp(12px, 1.35vh, 16px);
}

.display-only .stage-queue {
  grid-template-columns: 1fr;
  gap: clamp(7px, 0.8vh, 10px);
}

.display-only .queue-item {
  min-height: 0;
  padding: clamp(9px, 1.15vh, 14px) clamp(12px, 1.75vh, 20px);
  border: 0;
  border-left: 4px solid var(--live-accent);
  border-radius: clamp(12px, 1.6vh, 18px);
  background: rgba(255, 255, 255, 0.46);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(10px);
}

.display-only .queue-item:nth-child(n + 2) {
  display: none;
}

.display-only .queue-item span {
  color: var(--live-accent);
  font-size: clamp(11px, 1.25vh, 15px);
}

.display-only .queue-item p {
  margin-top: clamp(3px, 0.45vh, 6px);
  color: var(--live-soft-text);
  font-size: clamp(15px, 1.75vh, 22px);
  line-height: 1.35;
  -webkit-line-clamp: 1;
}

.display-only .ticker-panel {
  position: absolute;
  left: 7.4%;
  right: 7.4%;
  bottom: 3.2%;
  z-index: 2;
  min-height: clamp(50px, 5.6vh, 76px);
  border-radius: clamp(14px, 1.9vh, 22px);
  box-shadow: 0 14px 40px rgba(104, 74, 38, 0.12);
  backdrop-filter: blur(10px);
}

.display-only .ticker-track span {
  font-size: clamp(18px, 2.2vh, var(--ticker-size));
}

.ticker-panel.ticker-spotlight {
  justify-content: center;
  padding: 0 clamp(18px, 3vh, 34px);
  text-align: center;
}

.ticker-panel.ticker-spotlight .ticker-track {
  width: 100%;
  animation: none;
}

.ticker-panel.ticker-spotlight .ticker-track span {
  width: 100%;
  padding: 0;
  white-space: normal;
  line-height: 1.35;
}

.ticker-panel.ticker-spotlight #tickerTextClone {
  display: none;
}

.display-only.theme-bookshelf {
  --live-title: #2a3d34;
  --live-eyebrow: #2f8a70;
  --live-card: rgba(255, 255, 255, 0.58);
  --live-card-line: rgba(118, 91, 55, 0.13);
  --live-card-shadow: rgba(104, 74, 38, 0.14);
  --live-question: #22332d;
  --live-pill-bg: rgba(47, 138, 112, 0.13);
  --live-pill-text: #25775f;
  --live-soft-card: rgba(255, 255, 255, 0.52);
  --live-soft-text: rgba(39, 58, 51, 0.86);
  --live-accent: #2f8a70;
  --live-warn: #c9892f;
}

.display-only.theme-bookshelf .stage-panel {
  background:
    linear-gradient(180deg, rgba(255, 252, 244, 0.08) 0%, rgba(255, 248, 232, 0.2) 44%, rgba(254, 241, 211, 0.42) 100%),
    url("./assets/live-bg-plant.png") center / cover no-repeat;
}

.display-only.theme-bookshelf .stage-panel::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), rgba(255, 255, 255, 0.02) 44%, rgba(255, 248, 232, 0.2));
  opacity: 1;
}

.display-only.theme-bookshelf .stage-panel::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(246, 225, 183, 0.12) 36%, rgba(224, 191, 134, 0.22) 100%);
}

.display-only.theme-bookshelf .ticker-panel {
  --ticker-bg: rgba(44, 104, 84, 0.88) !important;
  --ticker-text: #fff7d7 !important;
}

.display-only.theme-classroom {
  --live-title: #203a42;
  --live-eyebrow: #287f8e;
  --live-card: rgba(255, 255, 255, 0.6);
  --live-card-line: rgba(118, 91, 55, 0.13);
  --live-card-shadow: rgba(104, 74, 38, 0.14);
  --live-question: #1f3340;
  --live-pill-bg: rgba(40, 127, 142, 0.12);
  --live-pill-text: #287f8e;
  --live-soft-card: rgba(255, 255, 255, 0.58);
  --live-soft-text: rgba(38, 57, 67, 0.86);
  --live-accent: #287f8e;
  --live-warn: #bd8a31;
}

.display-only.theme-classroom .stage-panel {
  background:
    linear-gradient(180deg, rgba(255, 252, 244, 0.08) 0%, rgba(255, 248, 232, 0.2) 44%, rgba(254, 241, 211, 0.42) 100%),
    url("./assets/live-bg-bookshelf-v2.png") center / cover no-repeat;
}

.display-only.theme-classroom .stage-panel::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.02) 44%, rgba(255, 248, 232, 0.2));
  opacity: 1;
}

.display-only.theme-classroom .stage-panel::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(196, 229, 224, 0.58) 34%, rgba(166, 211, 205, 0.72) 100%),
    linear-gradient(90deg, rgba(40, 127, 142, 0.12), transparent 44%, rgba(189, 138, 49, 0.08));
}

.display-only.theme-classroom .ticker-panel {
  --ticker-bg: rgba(36, 116, 130, 0.88) !important;
  --ticker-text: #f8fdff !important;
}

.display-only.theme-desk {
  --live-title: #3d3d32;
  --live-eyebrow: #5d8b62;
  --live-card: rgba(255, 255, 255, 0.58);
  --live-card-line: rgba(118, 91, 55, 0.13);
  --live-card-shadow: rgba(104, 74, 38, 0.14);
  --live-question: #303427;
  --live-pill-bg: rgba(93, 139, 98, 0.13);
  --live-pill-text: #4f7f55;
  --live-soft-card: rgba(255, 255, 255, 0.56);
  --live-soft-text: rgba(58, 60, 43, 0.85);
  --live-accent: #5d8b62;
  --live-warn: #b1782d;
}

.display-only.theme-desk .stage-panel {
  background:
    linear-gradient(180deg, rgba(255, 252, 244, 0.08) 0%, rgba(255, 248, 232, 0.2) 44%, rgba(254, 241, 211, 0.42) 100%),
    url("./assets/live-bg-desk-v2.png") center / cover no-repeat;
}

.display-only.theme-desk .stage-panel::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.02) 44%, rgba(255, 248, 232, 0.2));
  opacity: 1;
}

.display-only.theme-desk .stage-panel::after {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(217, 229, 206, 0.64) 32%, rgba(197, 216, 190, 0.78) 100%),
    linear-gradient(90deg, rgba(177, 120, 45, 0.09), transparent 42%, rgba(93, 139, 98, 0.12));
}

.display-only.theme-desk .ticker-panel {
  --ticker-bg: rgba(103, 124, 74, 0.9) !important;
  --ticker-text: #fff8dc !important;
}

.display-only.theme-sunroom {
  --live-title: #315c68;
  --live-eyebrow: #4f8c9f;
  --live-card: rgba(255, 255, 255, 0.76);
  --live-card-line: rgba(80, 133, 151, 0.18);
  --live-card-shadow: rgba(88, 138, 150, 0.15);
  --live-question: #25444e;
  --live-pill-bg: rgba(79, 140, 159, 0.14);
  --live-pill-text: #397b8e;
  --live-soft-card: rgba(255, 255, 255, 0.68);
  --live-soft-text: rgba(41, 75, 85, 0.86);
  --live-accent: #4f8c9f;
  --live-warn: #bf9253;
}

.display-only.theme-sunroom .stage-panel {
  background: url("./assets/live-bg-sunroom-v1.png") center / cover no-repeat;
}

.display-only.theme-sunroom .stage-panel::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0.04) 45%, rgba(249, 242, 224, 0.18));
}

.display-only.theme-sunroom .ticker-panel {
  --ticker-bg: rgba(58, 130, 149, 0.9) !important;
  --ticker-text: #ffffff !important;
}

.admin-page .app-shell {
  grid-template-columns: minmax(620px, 1fr) 360px;
  align-items: start;
}

.admin-page .control-panel {
  order: 1;
  min-width: 0;
}

.admin-page .stage-panel {
  order: 2;
  position: sticky;
  top: 18px;
  min-height: auto;
  max-height: calc(100vh - 36px);
  grid-template-rows: auto auto auto auto;
  gap: 12px;
  padding: 16px;
  overflow: hidden;
}

.admin-page .control-card {
  height: calc(100vh - 36px);
}

.admin-page .stage-header {
  min-height: 0;
  gap: 12px;
}

.admin-page .stage-header .eyebrow {
  margin-bottom: 4px;
  font-size: 12px;
}

.admin-page .stage-title-input {
  width: 100%;
  font-size: 24px;
}

.admin-page .stage-counter {
  width: 72px;
}

.admin-page .stage-counter span {
  font-size: 24px;
}

.admin-page .stage-counter small {
  margin-top: -18px;
  font-size: 12px;
}

.admin-page .main-question {
  min-height: 178px;
  gap: 12px;
  padding: 18px;
}

.admin-page .question-strip {
  align-items: flex-start;
}

.admin-page .question-strip span {
  min-height: 28px;
  padding: 0 10px;
  font-size: 14px;
}

.admin-page .question-strip .icon-button {
  min-height: 30px;
  padding: 0 8px;
  font-size: 12px;
}

.admin-page .display-link-group {
  max-width: 210px;
}

.admin-page .main-question p {
  font-size: 24px;
  line-height: 1.28;
}

.admin-page .queue-panel {
  min-height: auto;
}

.admin-page .queue-heading {
  margin-bottom: 8px;
}

.admin-page .queue-heading h2 {
  font-size: 16px;
}

.admin-page .queue-heading span {
  font-size: 12px;
}

.admin-page .stage-queue {
  grid-template-columns: 1fr;
  gap: 8px;
}

.admin-page .queue-item {
  min-height: 78px;
  padding: 10px;
}

.admin-page .queue-item:nth-child(n + 3) {
  display: none;
}

.admin-page .queue-item span {
  font-size: 12px;
}

.admin-page .queue-item p {
  margin-top: 4px;
  font-size: 14px;
  -webkit-line-clamp: 2;
}

.admin-page .ticker-panel {
  min-height: 38px;
}

.admin-page .ticker-track span {
  padding: 0 22px;
  font-size: 14px;
}

.admin-page .control-heading h1 {
  font-size: 34px;
}

.admin-page .control-heading p {
  font-size: 15px;
}

.admin-page .tabs {
  position: sticky;
  top: 0;
  z-index: 2;
  padding-bottom: 10px;
  background: var(--panel);
}

.admin-page .tab,
.admin-page .filter,
.admin-page .button {
  min-height: 42px;
}

.admin-page .setting-block {
  padding: 18px;
}

.admin-page .ticker-style-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-page .backup-library {
  min-height: 590px;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .control-card {
    height: auto;
    min-height: 720px;
  }

  .tab-panel.active {
    max-height: none;
  }

  .backup-list {
    max-height: 520px;
  }

  .admin-page .app-shell {
    grid-template-columns: 1fr;
  }

  .admin-page .stage-panel {
    position: static;
    order: 2;
  }

  .admin-page .control-panel {
    order: 1;
  }

  .admin-page .ticker-style-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .app-shell {
    padding: 10px;
  }

  .stage-panel {
    padding: 14px;
  }

  .stage-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .stage-title-input {
    width: 100%;
    font-size: 32px;
  }

  .stage-title-text {
    font-size: 32px;
  }

  .main-question {
    padding: 24px;
  }

  .stage-queue {
    grid-template-columns: 1fr;
  }

  .ticker-style-grid {
    grid-template-columns: 1fr 1fr;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .backup-library {
    min-height: 300px;
  }
}

/* Live editor v2 */
.display-only .stage-header {
  justify-content: center;
  text-align: center;
}

.display-only .stage-title-text {
  width: 100%;
  font-size: clamp(52px, 5.8vh, 88px);
  text-align: center;
}

.display-only .main-question {
  top: 14.5%;
  height: 26%;
}

.floating-tag {
  --tag-text: #ffffff;
  --tag-bg: #2f8797;
  --tag-size: 22px;
  position: absolute;
  z-index: 5;
  max-width: 82%;
  transform: translate(-50%, -50%);
  padding: clamp(9px, 1.15vh, 15px) clamp(16px, 2.1vh, 28px);
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 999px;
  background: var(--tag-bg);
  color: var(--tag-text);
  box-shadow: 0 10px 28px rgba(52, 83, 88, 0.18);
  font-size: clamp(16px, var(--tag-size), 64px);
  font-weight: 900;
  line-height: 1.25;
  text-align: center;
  white-space: nowrap;
}

.display-only.theme-consulting,
.display-only.theme-library,
.display-only.theme-bright-classroom {
  --live-title: #315863;
  --live-card: rgba(255, 255, 255, 0.78);
  --live-card-line: rgba(65, 111, 123, 0.16);
  --live-card-shadow: rgba(82, 118, 125, 0.14);
  --live-question: #25434c;
  --live-accent: #3d8998;
}

.display-only.theme-consulting .stage-panel {
  background: url("./assets/live-bg-consulting-v2.png") center / cover no-repeat;
}

.group-qr-library-row { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; min-width: 0; gap: 8px; margin: 8px 0; }
.group-qr-library-row select { width: 100%; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.group-qr-library-row button { white-space: nowrap; }
.group-qr-inspector > input[type="text"] { width: 100%; box-sizing: border-box; }

.display-only.theme-library .stage-panel {
  background: url("./assets/live-bg-library-warm-v3.png") center / cover no-repeat;
}

.display-only.theme-library {
  --live-title: #67503d;
  --live-question: #4e4034;
  --live-card-line: rgba(112, 82, 55, 0.16);
  --live-card-shadow: rgba(116, 82, 45, 0.14);
}

.display-only.theme-bright-classroom .stage-panel {
  background: url("./assets/live-bg-classroom-bright-v1.png") center / cover no-repeat;
}

.display-only.theme-consulting .stage-panel::before,
.display-only.theme-library .stage-panel::before,
.display-only.theme-bright-classroom .stage-panel::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent 46%, rgba(255, 251, 242, 0.12));
}

.editor-page {
  min-width: 1120px;
  min-height: 100vh;
  overflow: auto;
  background:
    radial-gradient(circle at 12% 12%, rgba(45, 143, 127, 0.12), transparent 26%),
    #0d1621;
}

.editor-topbar {
  max-width: 1520px;
  min-height: 92px;
  margin: 0 auto;
  padding: 18px 24px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.editor-topbar h1 {
  margin: 0 0 5px;
  font-size: 28px;
}

.editor-topbar p {
  margin: 0;
  color: var(--muted);
}

.editor-topbar .eyebrow {
  margin-bottom: 3px;
  color: var(--accent);
}

.editor-top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px;
}

.download-menu {
  position: relative;
  z-index: 30;
}

.download-menu summary {
  list-style: none;
  user-select: none;
}

.download-menu summary::-webkit-details-marker {
  display: none;
}

.download-menu summary::after {
  content: "▾";
  margin-left: 7px;
  font-size: 12px;
}

.download-menu[open] summary::after {
  content: "▴";
}

.download-menu-list {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 310px;
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-strong);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.38);
}

.download-menu-item {
  display: grid;
  gap: 4px;
  padding: 11px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
}

.download-menu-item:hover,
.download-menu-item:focus-visible {
  background: rgba(32, 199, 127, 0.16);
  outline: 1px solid rgba(32, 199, 127, 0.52);
}

.download-menu-item span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.live-quick-toggles {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px;
  border: 1px solid rgba(84, 183, 255, 0.28);
  border-radius: 12px;
  background: rgba(11, 21, 31, 0.72);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.16);
}

.quick-toggle {
  min-height: 34px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  user-select: none;
}

.quick-toggle input {
  width: 17px;
  height: 17px;
  margin: 0;
  accent-color: var(--accent);
}

.quick-toggle:has(input:checked) {
  background: rgba(32, 199, 127, 0.18);
  color: #d9fff0;
}

.sync-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #a9c8c1;
  font-size: 13px;
}

.sync-indicator i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(32, 199, 127, 0.1);
}

.editor-shell {
  max-width: 1520px;
  margin: 0 auto;
  padding: 10px 24px 28px;
  display: grid;
  grid-template-columns: minmax(560px, 1fr) minmax(430px, 520px);
  gap: 22px;
  align-items: start;
}

.canvas-column,
.editor-sidebar {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(18, 29, 42, 0.92);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.24);
}

.canvas-column {
  min-height: calc(100vh - 130px);
  padding: 22px;
  display: grid;
  justify-items: center;
  gap: 16px;
}

.admin-page .editor-preview {
  width: 405px;
  height: 720px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.32);
}

.admin-page .editor-preview .stage-panel {
  position: relative;
  top: auto;
  width: 405px;
  height: 720px;
  min-height: 0;
  max-height: none;
  aspect-ratio: 9 / 16;
  padding: 0;
  border: 0;
  border-radius: 0;
  overflow: hidden;
}

.admin-page .editor-preview .stage-header {
  position: absolute;
  top: 5.2%;
  left: 7.4%;
  right: 7.4%;
  min-height: auto;
  display: flex;
  justify-content: center;
  text-align: center;
}

.admin-page .editor-preview .stage-title-text {
  width: 100%;
  color: var(--live-title);
  font-size: 36px;
  line-height: 1.08;
  text-align: center;
}

.admin-page .editor-preview .main-question {
  position: absolute;
  top: 14.5%;
  left: 7.4%;
  right: 7.4%;
  height: 26%;
  min-height: 0;
  padding: 22px 24px;
  display: grid;
  align-content: center;
  border: 1px solid var(--live-card-line);
  border-radius: 22px;
  background: var(--live-card);
  box-shadow: 0 14px 38px var(--live-card-shadow);
  backdrop-filter: blur(10px);
}

.admin-page .editor-preview .main-question p {
  color: var(--live-question);
  font-size: 28px;
  line-height: 1.14;
}

.admin-page .editor-preview .main-question.is-long p {
  font-size: 23px;
}

.admin-page .editor-preview .main-question.is-very-long p {
  font-size: 19px;
}

.admin-page .editor-preview .ticker-panel {
  position: absolute;
  left: 7.4%;
  right: 7.4%;
  bottom: 3.2%;
  z-index: 2;
  min-height: 48px;
  border-radius: 14px;
}

.admin-page .editor-preview .ticker-track span {
  font-size: var(--ticker-preview-size, 14px);
}

.admin-page .editor-preview .ticker-panel {
  cursor: grab;
  touch-action: none;
  user-select: none;
}
.admin-page .editor-preview .ticker-panel.is-dragging { cursor: grabbing; }

.save-status {
  min-height: 20px;
  margin: -4px 0 0;
  color: #89d8ba;
  font-size: 13px;
  line-height: 1.4;
}

.editable-element {
  cursor: pointer;
  transition: outline-color 160ms ease, box-shadow 160ms ease;
  outline: 2px solid transparent;
  outline-offset: 4px;
}

.editable-element:hover,
.editable-element.is-selected {
  outline-color: rgba(84, 183, 255, 0.9);
}

.editable-element.is-selected {
  box-shadow: 0 0 0 5px rgba(84, 183, 255, 0.14);
}

.floating-tag-editor {
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.floating-tag-editor.is-dragging {
  cursor: grabbing;
}

.admin-page .editor-preview .floating-tag {
  padding: 6px 11px;
  font-size: clamp(10px, var(--tag-preview-size, 13px), 26px);
}

.floating-tag-editor.is-resizing {
  cursor: nwse-resize;
}

.tag-resize-handle {
  position: absolute;
  right: -7px;
  bottom: -7px;
  width: 16px;
  height: 16px;
  border: 3px solid #4ea8e8;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(18, 61, 76, 0.3);
  cursor: nwse-resize;
}

.tag-size-field {
  grid-column: 1 / -1;
}

.tag-size-field span {
  display: flex;
  justify-content: space-between;
}

.tag-size-field input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.floating-tag-editor.is-hidden-preview {
  opacity: 0.48;
  border-style: dashed;
  background: rgba(29, 49, 63, 0.74);
}

.group-qr {
  position: absolute;
  z-index: 7;
  left: 82%;
  top: 72%;
  width: var(--group-qr-size, 23%);
  aspect-ratio: 1;
  box-sizing: border-box;
  transform: translate(-50%, -50%);
  padding: 1.2%;
  border: 1px solid rgba(45, 71, 81, 0.16);
  border-radius: 7%;
  background: #ffffff;
  box-shadow: 0 12px 32px rgba(21, 45, 54, 0.24);
}

.group-qr img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.group-qr-editor {
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.group-qr-editor.is-dragging { cursor: grabbing; }
.group-qr-editor.is-resizing { cursor: nwse-resize; }
.group-qr-editor.is-hidden-preview { opacity: 0.48; outline: 2px dashed rgba(84, 183, 255, 0.9); }

.group-qr-resize-handle {
  position: absolute;
  right: -7px;
  bottom: -7px;
  width: 16px;
  height: 16px;
  border: 3px solid #4ea8e8;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(18, 61, 76, 0.3);
  cursor: nwse-resize;
}

.group-qr-inspector { padding: 10px 12px; min-width: 0; grid-template-columns: minmax(0, 1fr); }

.group-qr-compact-row {
  min-width: 0;
  flex-wrap: wrap;
  display: flex;
  align-items: center;
  gap: 9px;
}

.group-qr-compact-row img {
  width: 38px;
  height: 38px;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  object-fit: contain;
}

.group-qr-compact-row time {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

.group-qr-inspector .save-status:empty { display: none; }
.group-qr-inspector .save-status { margin: 6px 0 0; }

.canvas-help {
  width: min(100%, 620px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.canvas-help strong {
  color: var(--accent);
}

.background-picker {
  width: 100%;
  display: grid;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.section-heading > div,
.list-heading {
  display: grid;
  gap: 4px;
}

.section-heading strong,
.list-heading strong {
  color: var(--ink);
}

.section-heading span,
.list-heading span {
  color: var(--muted);
  font-size: 13px;
}

.background-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.background-option {
  min-width: 0;
  display: grid;
  gap: 7px;
  padding: 7px;
  border: 2px solid transparent;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  cursor: pointer;
}

.background-option img {
  width: 100%;
  height: 116px;
  object-fit: cover;
  border-radius: 8px;
}

.background-option span {
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.background-option:hover,
.background-option.active {
  border-color: var(--accent);
  color: var(--ink);
  background: rgba(32, 199, 127, 0.08);
}

.editor-sidebar {
  position: sticky;
  top: 12px;
  height: calc(100vh - 28px);
  padding: 16px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
}

.editor-tabs {
  margin: 0 0 12px;
}

.editor-sidebar .tab-panel.active {
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: auto;
  padding-right: 4px;
}

.sidebar-section {
  display: grid;
  gap: 12px;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
}

.auto-comment-control {
  min-height: 40px;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 7px;
  border-color: rgba(84, 162, 255, 0.34);
  background: linear-gradient(145deg, rgba(35, 118, 189, 0.11), rgba(255, 255, 255, 0.035));
}

.auto-comment-capture-toggle {
  position: relative;
  flex: 0 0 auto;
  cursor: pointer;
}

.auto-comment-capture-toggle input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.auto-comment-capture-toggle span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-width: 68px;
  min-height: 28px;
  padding: 3px 9px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  transition: border-color 140ms ease, background 140ms ease, color 140ms ease;
}

.auto-comment-capture-toggle span b::after { content: "关"; }

.auto-comment-capture-toggle input:checked + span {
  border-color: rgba(45, 203, 140, 0.68);
  background: rgba(45, 203, 140, 0.18);
  color: #b8f6d8;
}

.auto-comment-capture-toggle input:checked + span b::after { content: "开"; }

.auto-comment-capture-toggle input:focus-visible + span {
  outline: 2px solid rgba(84, 183, 255, 0.95);
  outline-offset: 2px;
}

.auto-comment-control .save-status {
  min-width: 0;
  min-height: 0;
  flex: 1 1 auto;
  margin: 0;
  overflow: hidden;
  color: #89d8ba;
  font-size: 11px;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auto-comment-summary {
  display: flex;
  align-items: center;
  gap: 5px;
  flex: 0 0 auto;
}

.auto-comment-summary span {
  min-width: 0;
  flex: 1 1 0;
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  min-height: 30px;
  padding: 5px 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
  font-size: 11px;
  white-space: nowrap;
}

.auto-comment-summary b {
  color: var(--ink);
  font-size: 14px;
}

.auto-comment-log-section {
  min-height: 0;
  flex: 1 1 auto;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 8px;
  padding: 10px;
}

.auto-comment-log-section > .setting-title {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 30px;
}

.auto-comment-log-section > .setting-title strong { font-size: 14px; }
.auto-comment-log-section > .setting-title span { display: none; }
.auto-comment-log-section > .setting-title .button { margin-left: auto; min-height: 28px; padding: 3px 10px; }

#autoCommentsTab.tab-panel.active {
  position: relative;
  gap: 8px;
}

.auto-comment-log {
  min-height: 220px;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 7px;
  padding-right: 3px;
}

.auto-comment-item {
  display: grid;
  gap: 6px;
  padding: 8px 9px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 11px;
  background: rgba(3, 13, 23, 0.3);
}

.auto-comment-source-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.auto-comment-source-tab {
  min-height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 10px;
  background: rgba(3, 13, 23, 0.28);
  color: var(--muted);
  font-weight: 800;
  cursor: pointer;
}

.auto-comment-source-tab.active {
  border-color: rgba(45, 203, 140, 0.58);
  background: rgba(45, 203, 140, 0.14);
  color: #b8f6d8;
}

.auto-comment-source-tab b { margin-left: 4px; }

.auto-comment-item.is-walled { opacity: 0.58; }

.auto-comment-meta,
.auto-comment-body {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auto-comment-meta {
  color: var(--muted);
  font-size: 11px;
}

.auto-comment-meta time { margin-left: auto; }

.auto-comment-source {
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(84, 162, 255, 0.18);
  color: #9bc7ff;
  font-weight: 800;
}

.auto-comment-source.source-douyin_ui,
.auto-comment-source.source-douyin_pipe {
  background: rgba(255, 77, 112, 0.17);
  color: #ff9bb0;
}

.auto-comment-body { align-items: flex-start; }
.auto-comment-body p { flex: 1 1 auto; margin: 0; color: var(--ink); font-size: 13px; line-height: 1.4; word-break: break-word; }
.auto-comment-body .button { flex: 0 0 auto; min-width: 54px; min-height: 29px; padding: 4px 9px; }

.auto-comment-meta .answer-match-button {
  min-width: 36px;
  min-height: 20px;
  padding: 1px 6px;
  border-color: rgba(84, 162, 255, 0.34);
  color: #a9cffd;
  font-size: 11px;
  line-height: 1;
}

.auto-comment-meta .answer-match-button.is-high {
  border-color: rgba(45, 203, 140, 0.52);
  color: #aef1d0;
}

.auto-comment-meta .answer-match-button.is-low {
  border-color: rgba(255, 197, 79, 0.42);
  color: #ffd887;
}

.answer-popover {
  position: absolute;
  right: 8px;
  bottom: 8px;
  z-index: 12;
  width: min(390px, calc(100% - 16px));
  max-height: calc(100% - 16px);
  overflow: auto;
  padding: 13px 14px 14px;
  border: 1px solid rgba(84, 162, 255, 0.52);
  border-radius: 14px;
  background: rgba(10, 24, 39, 0.98);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.44);
}

.answer-popover[hidden] { display: none; }

.answer-popover-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.answer-confidence {
  color: #a9cffd;
  font-size: 12px;
  font-weight: 800;
}

.answer-confidence.is-high { color: #aef1d0; }
.answer-confidence.is-low { color: #ffd887; }

.answer-popover-close {
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.answer-popover h3 {
  margin: 10px 0 6px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.4;
}

.answer-quick-text {
  margin: 0;
  color: #fff;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.55;
}

.answer-bullets {
  margin: 10px 0 0;
  padding-left: 22px;
  color: #d7e4f2;
  font-size: 13px;
  line-height: 1.55;
}

.answer-bullets li + li { margin-top: 4px; }

.answer-follow-up {
  margin: 11px 0 0;
  padding: 8px 10px;
  border-radius: 9px;
  background: rgba(255, 197, 79, 0.1);
  color: #ffe4a6;
  font-size: 13px;
  line-height: 1.45;
}

.answer-candidate-tabs {
  display: grid;
  gap: 5px;
  margin-top: 9px;
}

.answer-candidate-tabs button {
  padding: 6px 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--muted);
  text-align: left;
  font-size: 12px;
  cursor: pointer;
}

.answer-candidate-tabs button.active {
  border-color: rgba(84, 162, 255, 0.5);
  color: #ddecff;
  background: rgba(84, 162, 255, 0.12);
}

.answer-school-data {
  margin-top: 12px;
  padding-top: 11px;
  border-top: 1px solid rgba(255, 255, 255, 0.11);
}

.answer-school-data[hidden] { display: none; }

.answer-school-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.answer-school-heading strong { color: #fff; font-size: 15px; }
.answer-school-heading span,
.answer-school-subtitle,
.answer-school-source { color: var(--muted); font-size: 11px; }
.answer-school-subtitle { margin: 3px 0 0; }
.answer-school-summary { margin: 8px 0 0; color: #ffe4a6; font-size: 13px; line-height: 1.45; }
.answer-school-source { display: block; margin-top: 9px; line-height: 1.4; }

.answer-school-rows {
  display: grid;
  gap: 0;
  margin: 8px 0 0;
}

.answer-school-rows div {
  display: grid;
  grid-template-columns: minmax(86px, 0.8fr) minmax(0, 1.6fr);
  gap: 9px;
  padding: 7px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.answer-school-rows dt { color: #a9cffd; font-size: 12px; line-height: 1.4; }
.answer-school-rows dd { margin: 0; color: #f2f7fc; font-size: 13px; font-weight: 750; line-height: 1.4; }
.answer-school-rows dd small { display: block; margin-top: 2px; color: var(--muted); font-size: 10px; font-weight: 500; }

.current-question-editor {
  position: sticky;
  top: 0;
  z-index: 3;
  flex: 0 0 auto;
  border-color: rgba(84, 162, 255, 0.38);
  background: linear-gradient(145deg, rgba(35, 118, 189, 0.12), rgba(255, 255, 255, 0.035));
  outline: none;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.current-question-editor.is-loading {
  border-color: rgba(255, 197, 79, 0.8);
}

.current-question-editor.is-success {
  border-color: rgba(45, 203, 140, 0.82);
  box-shadow: 0 0 0 3px rgba(45, 203, 140, 0.08);
}

.current-question-heading,
.current-question-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.current-question-ocr-actions,
.current-question-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.current-question-ocr-actions .button {
  min-height: 32px;
  padding: 6px 10px;
}

.current-question-footer .current-question-actions { flex-wrap: nowrap; }
.current-question-footer .current-question-actions .button {
  min-height: 32px;
  padding: 6px 9px;
  font-size: 12px;
  white-space: nowrap;
}
.current-question-footer .ocr-upload-status { min-width: 0; flex: 1; }

.current-question-input {
  min-height: 96px;
  resize: vertical;
  border-color: rgba(84, 162, 255, 0.28);
  background: rgba(84, 162, 255, 0.1);
  color: var(--ink);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.55;
}

.current-question-input:focus {
  border-color: rgba(84, 183, 255, 0.92);
  box-shadow: 0 0 0 3px rgba(84, 183, 255, 0.1);
}

.ocr-upload-status {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.batch-queue-section {
  min-height: 0;
  flex: 1 1 auto;
  grid-template-rows: auto minmax(0, 1fr);
  border-color: rgba(255, 190, 72, 0.5);
  background: linear-gradient(145deg, rgba(255, 181, 55, 0.12), rgba(255, 255, 255, 0.035));
}

.batch-queue-section[hidden] {
  display: none;
}

.batch-queue {
  min-height: 0;
  display: grid;
  align-content: start;
  gap: 8px;
  overflow: auto;
}

#realTab.active {
  overflow: hidden;
}

#realTab .answered-history {
  flex: 0 0 auto;
}

#realTab .answered-history[open] {
  max-height: min(42vh, 420px);
}

.batch-queue-item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 9px;
  align-items: center;
  padding: 10px;
  border: 1px solid rgba(255, 190, 72, 0.24);
  border-radius: 10px;
  background: rgba(10, 18, 29, 0.32);
}

.batch-queue-item p {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.45;
}

.queue-number {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255, 190, 72, 0.18);
  color: #ffd37a;
  font-size: 12px;
  font-weight: 900;
}

.batch-queue-actions {
  display: flex;
  gap: 5px;
}

.collapsible-question-list {
  display: block;
  padding: 0;
  overflow: hidden;
}

.collapsible-question-list summary {
  padding: 14px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.collapsible-question-list summary::-webkit-details-marker {
  display: none;
}

.collapsible-question-list summary::after {
  content: "展开";
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.collapsible-question-list[open] summary::after {
  content: "收起";
}

.collapsible-question-list summary small {
  display: none;
}

.answered-history-list {
  max-height: 360px;
  padding: 0 12px 12px;
  display: grid;
  gap: 7px;
  overflow: auto;
}

.answered-history-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 11px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.025);
}

.answered-history-item p {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.45;
}

.answered-history-item small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.answered-history-actions {
  display: flex;
  gap: 5px;
}

#libraryTab.active { overflow: hidden; gap: 8px; }
.history-tab-section { flex: 1 1 auto; min-height: 0; grid-template-rows: auto minmax(0, 1fr); overflow: hidden; }
.history-tab-section .answered-history-list { min-height: 0; max-height: none; padding: 0 3px 0 0; }

.inspector-section {
  border-color: transparent;
}

.inspector-section.is-selected {
  border-color: rgba(84, 183, 255, 0.72);
  box-shadow: 0 0 0 3px rgba(84, 183, 255, 0.08);
}

.prominent-switch {
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(32, 199, 127, 0.08);
  color: var(--ink);
  font-weight: 800;
}

.property-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  align-items: end;
}

.property-grid input[type="color"] {
  height: 40px;
  padding: 3px;
}

.tag-position-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1220px) {
  .editor-page { min-width: 960px; }
  .editor-topbar { align-items: flex-start; }
  .editor-top-actions { max-width: 560px; }
  .editor-shell { grid-template-columns: minmax(500px, 1fr) 430px; }
  .admin-page .editor-preview, .admin-page .editor-preview .stage-panel { width: 360px; height: 640px; }
  .background-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* WYSIWYG v5: positions are proportional at every browser/OBS viewport size. */
.display-only .scene-outline {
  top: 11.5%;
  bottom: auto;
  height: 31.25%;
}
.display-only .scene-media {
  top: 11%;
  bottom: auto;
  height: 32%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8%;
}
.display-only .scene-media.is-full {
  top: 9.5%;
  left: 3.15%;
  right: 3.15%;
  bottom: auto;
  height: 72.5%;
}
.display-only .scene-quiz {
  top: 11.5%;
  bottom: auto;
  height: 52%;
}
.display-only .scene-card { max-height: 100%; }
.display-only .scene-outline .scene-card { padding-top: 3%; padding-bottom: 3%; }
.display-only .media-frame {
  flex: 0 1 auto;
  width: auto;
  height: calc(100% - 4.2%);
  max-width: 100%;
  max-height: calc(100% - 4.2%);
  aspect-ratio: var(--media-aspect, 4 / 5);
  background: rgba(246, 252, 253, 0.94);
}
.display-only .scene-media.is-landscape .media-frame {
  width: 100%;
  height: auto;
}
.display-only .media-frame img {
  display: block;
  image-rendering: auto;
}
.display-only .media-caption { flex: 0 0 auto; }
.display-only .ticker-panel {
  top: 44.3%;
  bottom: auto;
  height: 4%;
  min-height: 0;
}
.display-only[data-scene="quiz"] .ticker-panel,
.admin-page .editor-preview[data-scene="quiz"] .ticker-panel { top: 64.5%; }
.display-only.media-large .ticker-panel,
.admin-page .editor-preview.media-large-preview .ticker-panel { top: 83%; }

.admin-page .editor-preview .scene-outline {
  top: 11.5%;
  bottom: auto;
  height: 31.25%;
}
.admin-page .editor-preview .scene-media {
  top: 11%;
  bottom: auto;
  height: 32%;
}
.admin-page .editor-preview .scene-media.is-full {
  top: 9.5%;
  left: 3.15%;
  right: 3.15%;
  bottom: auto;
  height: 72.5%;
}
.admin-page .editor-preview .scene-quiz {
  top: 11.5%;
  bottom: auto;
  height: 52%;
}
.admin-page .editor-preview .scene-card { max-height: 100%; }
.admin-page .editor-preview .ticker-panel {
  top: 44.3%;
  bottom: auto;
  height: 4%;
  min-height: 0;
}
.admin-page .editor-preview.quiz-expanded-preview .camera-safe-guide { inset: 70% 0 0; }
.admin-page .editor-preview.media-large-preview .camera-safe-guide { inset: 88% 0 0; }
.admin-page .editor-preview.media-large-preview .camera-safe-guide span { margin-top: 3px; }

.quiz-list-options {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  list-style: none;
}
.quiz-list-options li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 7px;
  align-items: start;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}
.quiz-list-options b {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(84, 183, 255, 0.15);
  color: #9fd7ff;
  font-size: 11px;
}

/* OBS safe composition: all browser-source information stays above the camera half. */
.display-only .scene-outline,
.display-only .scene-media,
.display-only .scene-quiz {
  top: 220px;
  bottom: auto;
  height: 600px;
}
.display-only .scene-card {
  max-height: 600px;
  padding: 30px 36px;
  overflow: hidden;
  border-radius: 32px;
}
.display-only .scene-outline .scene-card h2 { margin-bottom: 20px; font-size: 40px; }
.display-only .scene-outline ol { gap: 10px; }
.display-only .scene-outline li { grid-template-columns: 48px minmax(0, 1fr); gap: 14px; padding: 10px 16px; border-radius: 18px; }
.display-only .scene-outline li > span { width: 42px; height: 42px; font-size: 23px; }
.display-only .scene-outline li p { font-size: 27px; line-height: 1.2; }
.display-only .scene-outline.is-compact .scene-card { padding: 24px 30px; }
.display-only .scene-outline.is-compact .scene-card h2 { margin-bottom: 14px; font-size: 35px; }
.display-only .scene-outline.is-compact ol { gap: 7px; }
.display-only .scene-outline.is-compact li { padding: 8px 14px; }
.display-only .scene-outline.is-compact li p { font-size: 23px; }
.display-only .scene-media.is-full { top: 205px; left: 34px; right: 34px; bottom: auto; height: 615px; }
.display-only .media-caption { padding: 8px 24px; font-size: 24px; }
.display-only .quiz-card { padding: 24px 30px; }
.display-only .quiz-kicker { margin-bottom: 8px; font-size: 20px; }
.display-only .quiz-card h2 { margin-bottom: 14px; font-size: 32px; line-height: 1.2; }
.display-only .quiz-options { gap: 8px; }
.display-only .quiz-options li { grid-template-columns: 42px minmax(0, 1fr); gap: 12px; padding: 8px 13px; border-radius: 16px; }
.display-only .quiz-options li > span { width: 38px; height: 38px; font-size: 21px; }
.display-only .quiz-options li p { font-size: 22px; line-height: 1.2; }
.display-only .quiz-answer { margin-top: 10px; padding: 10px 14px; border-radius: 14px; font-size: 18px; line-height: 1.28; }
.display-only .quiz-answer strong { font-size: 21px; }
.display-only .quiz-answer p { margin-top: 4px; }
.display-only .quiz-prompt { margin-top: 10px; font-size: 20px; }
.display-only .scene-quiz.is-compact .quiz-card { padding: 20px 26px; }
.display-only .scene-quiz.is-compact .quiz-card h2 { font-size: 28px; }
.display-only .scene-quiz.is-compact .quiz-options li p { font-size: 19px; }
.display-only .scene-quiz.is-ultra-compact .quiz-card { padding: 16px 22px; }
.display-only .scene-quiz.is-ultra-compact .quiz-kicker { margin-bottom: 5px; font-size: 17px; }
.display-only .scene-quiz.is-ultra-compact .quiz-card h2 { margin-bottom: 8px; font-size: 24px; }
.display-only .scene-quiz.is-ultra-compact .quiz-options { gap: 5px; }
.display-only .scene-quiz.is-ultra-compact .quiz-options li { padding: 6px 10px; }
.display-only .scene-quiz.is-ultra-compact .quiz-options li p { font-size: 17px; }
.display-only .scene-quiz.is-ultra-compact .quiz-answer { margin-top: 6px; padding: 7px 10px; font-size: 15px; }
.display-only .scene-quiz.is-ultra-compact .quiz-answer strong { font-size: 18px; }
.display-only .scene-quiz.is-ultra-compact .quiz-prompt { margin-top: 6px; font-size: 17px; }
.display-only .ticker-panel { top: 850px; bottom: auto; }

.admin-page .editor-preview .scene-outline,
.admin-page .editor-preview .scene-media,
.admin-page .editor-preview .scene-quiz { top: 82px; bottom: auto; height: 225px; }
.admin-page .editor-preview .scene-media.is-full { top: 77px; bottom: auto; height: 231px; }
.admin-page .editor-preview .scene-card { max-height: 225px; overflow: hidden; }
.admin-page .editor-preview .scene-outline .scene-card { padding: 9px 12px; }
.admin-page .editor-preview .scene-outline .scene-card h2 { margin-bottom: 7px; font-size: 15px; }
.admin-page .editor-preview .scene-outline ol { gap: 3px; }
.admin-page .editor-preview .scene-outline li { grid-template-columns: 18px minmax(0, 1fr); gap: 5px; padding: 3px 6px; border-radius: 6px; }
.admin-page .editor-preview .scene-outline li > span { width: 16px; height: 16px; font-size: 9px; }
.admin-page .editor-preview .scene-outline li p { font-size: 10px; line-height: 1.15; }
.admin-page .editor-preview .quiz-card { padding: 8px 10px; }
.admin-page .editor-preview .quiz-kicker { margin-bottom: 3px; font-size: 7px; }
.admin-page .editor-preview .quiz-card h2 { margin-bottom: 5px; font-size: 12px; }
.admin-page .editor-preview .quiz-options { gap: 3px; }
.admin-page .editor-preview .quiz-options li { grid-template-columns: 17px minmax(0, 1fr); gap: 4px; padding: 3px 5px; border-radius: 6px; }
.admin-page .editor-preview .quiz-options li > span { width: 15px; height: 15px; font-size: 8px; }
.admin-page .editor-preview .quiz-options li p { font-size: 8px; line-height: 1.15; }
.admin-page .editor-preview .quiz-answer { margin-top: 3px; padding: 3px 5px; font-size: 6px; line-height: 1.2; }
.admin-page .editor-preview .quiz-answer strong { font-size: 7px; }
.admin-page .editor-preview .quiz-prompt { margin-top: 3px; font-size: 7px; }
.admin-page .editor-preview .ticker-panel { top: 319px; bottom: auto; min-height: 30px; height: 30px; z-index: 4; }
.admin-page .editor-preview .camera-safe-guide {
  position: absolute;
  inset: 50% 0 0;
  z-index: 3;
  display: grid;
  place-items: start center;
  pointer-events: none;
  border-top: 2px dashed rgba(255, 207, 87, 0.95);
  background: linear-gradient(rgba(18, 27, 35, 0.34), rgba(18, 27, 35, 0.58));
}
.admin-page .editor-preview .camera-safe-guide span {
  margin-top: 8px;
  padding: 4px 9px;
  border-radius: 999px;
  background: rgba(28, 34, 40, 0.82);
  color: #ffd96b;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

@media (max-width: 1220px) {
  .admin-page .editor-preview .stage-title-text { font-size: 31px; }
  .admin-page .editor-preview .scene-outline,
  .admin-page .editor-preview .scene-media,
  .admin-page .editor-preview .scene-quiz { top: 74px; bottom: auto; height: 204px; }
  .admin-page .editor-preview .scene-media.is-full { top: 68px; bottom: auto; height: 212px; }
  .admin-page .editor-preview .scene-card { max-height: 204px; }
  .admin-page .editor-preview .ticker-panel { top: 285px; bottom: auto; min-height: 28px; height: 28px; }
}

/* Clear, high-contrast live title */
.display-only .stage-title-text {
  width: auto;
  max-width: 100%;
  padding: clamp(10px, 1.15vh, 17px) clamp(24px, 3.2vw, 46px);
  border: 1px solid rgba(10, 96, 114, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  color: #0a6072;
  box-shadow: 0 10px 30px rgba(19, 76, 89, 0.13), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(8px);
}

.admin-page .editor-preview .stage-title-text {
  width: auto;
  padding: 6px 16px;
  border-color: rgba(10, 96, 114, 0.2);
  background: rgba(255, 255, 255, 0.82);
  color: #0a6072;
  box-shadow: 0 4px 14px rgba(19, 76, 89, 0.13), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

/* High-impact title presets */
.display-only .stage-title-text.title-blue-outline,
.display-only .stage-title-text.title-warm-impact {
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  letter-spacing: 0.02em;
}

.display-only .stage-title-text.title-blue-outline {
  color: #1677d2;
  -webkit-text-stroke: 5px #ffffff;
  paint-order: stroke fill;
  text-shadow: 0 8px 20px rgba(19, 65, 102, 0.3);
}

.display-only .stage-title-text.title-warm-impact {
  color: #ffd23f;
  -webkit-text-stroke: 5px #b72020;
  paint-order: stroke fill;
  text-shadow: 0 8px 20px rgba(113, 35, 23, 0.32);
}

.admin-page .editor-preview .stage-title-text.title-blue-outline {
  color: #1677d2;
  -webkit-text-stroke-width: 2px;
  text-shadow: 0 3px 8px rgba(19, 65, 102, 0.28);
}

.admin-page .editor-preview .stage-title-text.title-warm-impact {
  color: #ffd23f;
  -webkit-text-stroke-width: 2px;
  text-shadow: 0 3px 8px rgba(113, 35, 23, 0.3);
}

/* Multi-scene live studio */
.scene-content[hidden] { display: none !important; }

.display-only .scene-outline,
.display-only .scene-media,
.display-only .scene-quiz {
  position: absolute;
  z-index: 4;
  top: 250px;
  left: 70px;
  right: 70px;
  bottom: 240px;
}

.scene-card {
  width: 100%;
  padding: 54px 58px;
  border: 4px solid var(--live-card-line);
  border-radius: 46px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.94), rgba(242, 251, 252, 0.86));
  box-shadow: 0 28px 70px var(--live-card-shadow);
  color: var(--live-question);
  backdrop-filter: blur(18px);
}

.scene-outline .scene-card h2 {
  margin: 0 0 42px;
  color: var(--live-title);
  font-size: 62px;
  line-height: 1.18;
  text-align: center;
}

.scene-outline ol,
.quiz-options {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
  list-style: none;
}

.scene-outline li,
.quiz-options li {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  padding: 20px 26px;
  border: 2px solid rgba(36, 122, 143, 0.16);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--live-question);
}

.scene-outline li > span,
.quiz-options li > span {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #237e9a;
  color: #fff;
  font-size: 32px;
  font-weight: 900;
}

.scene-outline li p,
.quiz-options li p {
  margin: 0;
  font-size: 38px;
  font-weight: 850;
  line-height: 1.3;
}

.scene-outline li.is-active {
  transform: scale(1.025);
  border-color: rgba(230, 137, 31, 0.62);
  background: linear-gradient(100deg, rgba(255, 239, 187, 0.96), rgba(255, 255, 255, 0.9));
  box-shadow: 0 14px 32px rgba(147, 87, 22, 0.18);
}

.scene-outline li.is-active > span { background: #e47d1c; }

.scene-media {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 16px;
}

.media-frame {
  --media-zoom: 1;
  --media-x: 0%;
  --media-y: 0%;
  min-height: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 4px solid rgba(255, 255, 255, 0.88);
  border-radius: 34px;
  background: rgba(235, 248, 250, 0.78);
  box-shadow: 0 28px 70px var(--live-card-shadow);
  backdrop-filter: blur(16px);
}

.media-frame img {
  width: 100%;
  height: var(--media-image-height, 100%);
  align-self: start;
  justify-self: center;
  object-fit: contain;
  transform: translate(var(--media-x), var(--media-y)) scale(var(--media-zoom));
  transform-origin: center;
  transition: transform 180ms ease;
}

.scene-media.is-full { top: 200px; left: 34px; right: 34px; bottom: 150px; }
.scene-media.is-full .media-frame { border-radius: 24px; }

.media-caption {
  justify-self: center;
  max-width: 90%;
  padding: 12px 30px;
  border-radius: 999px;
  background: rgba(17, 86, 105, 0.9);
  color: white;
  font-size: 30px;
  line-height: 1.3;
  text-align: center;
  box-shadow: 0 10px 24px rgba(19, 66, 80, 0.25);
}

.quiz-card { padding: 46px 50px; }
.quiz-type-hint {
  width: fit-content;
  margin: 0 auto 18px;
  padding: 8px 20px;
  border-radius: 999px;
  background: #e56d24;
  color: #fff;
  font-size: 25px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.04em;
  box-shadow: 0 8px 20px rgba(184, 74, 16, 0.2);
}
.quiz-type-hint[hidden] { display: none !important; }
.quiz-kicker {
  margin-bottom: 18px;
  color: #18778f;
  font-size: 27px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-align: center;
}

.quiz-card h2 {
  margin: 0 0 32px;
  color: var(--live-question);
  font-size: 48px;
  line-height: 1.28;
  text-align: center;
}

.quiz-options { gap: 16px; }
.quiz-options li { grid-template-columns: 60px minmax(0, 1fr); padding: 16px 22px; }
.quiz-options li > span { width: 52px; height: 52px; font-size: 28px; }
.quiz-options li p { font-size: 32px; }
.quiz-options li.is-correct {
  border-color: rgba(26, 157, 92, 0.7);
  background: rgba(218, 251, 231, 0.96);
  box-shadow: 0 12px 28px rgba(22, 124, 71, 0.15);
}
.quiz-options li.is-correct > span { background: #159459; }

.quiz-answer {
  margin-top: 22px;
  padding: 18px 24px;
  border-radius: 20px;
  background: rgba(222, 249, 233, 0.94);
  color: #135d3a;
  font-size: 26px;
  line-height: 1.45;
}
.quiz-answer strong { font-size: 30px; }
.quiz-answer p { margin: 8px 0 0; }
.quiz-prompt { margin: 24px 0 0; color: #a65318; font-size: 28px; font-weight: 900; text-align: center; }

.admin-page .editor-preview .scene-outline,
.admin-page .editor-preview .scene-media,
.admin-page .editor-preview .scene-quiz {
  position: absolute;
  z-index: 4;
  top: 94px;
  left: 26px;
  right: 26px;
  bottom: 90px;
}
.admin-page .editor-preview .scene-card { padding: 20px 22px; border-width: 1px; border-radius: 18px; }
.admin-page .editor-preview .scene-outline .scene-card h2 { margin-bottom: 16px; font-size: 24px; }
.admin-page .editor-preview .scene-outline ol,
.admin-page .editor-preview .quiz-options { gap: 8px; }
.admin-page .editor-preview .scene-outline li,
.admin-page .editor-preview .quiz-options li { grid-template-columns: 26px minmax(0, 1fr); gap: 8px; padding: 8px 10px; border-width: 1px; border-radius: 10px; }
.admin-page .editor-preview .scene-outline li > span,
.admin-page .editor-preview .quiz-options li > span { width: 23px; height: 23px; font-size: 12px; }
.admin-page .editor-preview .scene-outline li p,
.admin-page .editor-preview .quiz-options li p { font-size: 14px; }
.admin-page .editor-preview .scene-media { gap: 6px; }
.admin-page .editor-preview .scene-media.is-full { top: 76px; left: 13px; right: 13px; bottom: 56px; }
.admin-page .editor-preview .media-frame { border-width: 2px; border-radius: 13px; }
.admin-page .editor-preview .media-caption { padding: 5px 12px; font-size: 11px; }
.admin-page .editor-preview .quiz-card { padding: 17px 19px; }
.admin-page .editor-preview .quiz-type-hint { margin-bottom: 7px; padding: 3px 8px; font-size: 10px; }
.admin-page .editor-preview .quiz-kicker { margin-bottom: 7px; font-size: 10px; }
.admin-page .editor-preview .quiz-card h2 { margin-bottom: 12px; font-size: 18px; }
.admin-page .editor-preview .quiz-options { gap: 6px; }
.admin-page .editor-preview .quiz-answer { margin-top: 8px; padding: 7px 9px; border-radius: 8px; font-size: 10px; }
.admin-page .editor-preview .quiz-answer strong { font-size: 11px; }
.admin-page .editor-preview .quiz-answer p { margin-top: 3px; }
.admin-page .editor-preview .quiz-prompt { margin-top: 9px; font-size: 11px; }

.scene-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.scene-tabs .tab { min-width: 0; padding: 9px 7px; font-size: 12px; }
.scene-tabs .tab b { min-width: 17px; margin-left: 4px; padding: 1px 5px; border-radius: 999px; background: rgba(255,255,255,.14); font-size: 10px; }
.panel-actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.compact-actions { justify-content: space-between; padding-top: 4px; border-top: 1px solid var(--line); }
.danger-text { color: #ff9b9b; }

.outline-inputs { display: grid; gap: 8px; }
.numbered-field { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 8px; align-items: center; }
.numbered-field > span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: rgba(84, 183, 255, 0.16); color: #91cfff; font-weight: 900; }

.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

#mediaTab.active,
#quizTab.active,
#catalogTab.active,
#dataTab.active,
#timelineTab.active { gap: 8px; }

#quizTab.active,
#catalogTab.active,
#dataTab.active,
#timelineTab.active { overflow: hidden; }

.compact-media-upload { padding: 10px; gap: 5px; }
.media-upload-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: center; }
.media-upload-row .button { min-height: 38px; padding-inline: 16px; }
.media-upload-row .field { gap: 0; }
.compact-media-upload .save-status:empty { display: none; }
.compact-media-upload .save-status:not(:empty) { margin: 2px 0 0; }

.compact-media-controls { gap: 7px; padding: 10px 12px; }
.compact-media-controls .setting-title { min-height: 20px; }
.compact-media-controls .field { gap: 4px; }
.compact-media-controls .field > span { font-size: 12px; }
.compact-media-controls input[type="range"] { min-height: 24px; }
.media-adjust-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 9px; align-items: end; }
.compact-media-controls .panel-actions { gap: 6px; }
.compact-media-controls .button { min-height: 34px; padding: 6px 10px; }
.compact-media-controls .compact-actions { padding-top: 2px; }
.media-library-section { min-height: 0; padding: 10px; gap: 7px; }
.media-library { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; overflow-y: auto; }
.media-library-item { min-width: 0; padding: 5px; display: grid; gap: 4px; border: 2px solid transparent; border-radius: 9px; background: rgba(255,255,255,.04); color: var(--muted); cursor: pointer; text-align: left; }
.media-library-item:hover,
.media-library-item.active { border-color: var(--accent); color: var(--ink); background: rgba(32, 199, 127, 0.08); }
.media-library-item img { width: 100%; height: 72px; object-fit: contain; border-radius: 6px; background: rgba(255,255,255,.08); }
.media-library-item span { overflow: hidden; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }

.quiz-toolbar-section { flex: 0 0 auto; gap: 6px; padding: 10px 12px; }
.quiz-font-inline { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
.quiz-font-inline input { width: 100%; min-height: 24px; }
.quiz-list-section { flex: 1 1 auto; min-height: 0; padding: 0; overflow: hidden; }
.quiz-list { min-height: 0; padding: 8px; display: grid; align-content: start; gap: 6px; overflow-y: auto; }
.quiz-list-item { display: grid; gap: 4px; padding: 8px 9px; border: 1px solid rgba(255,255,255,.09); border-radius: 9px; background: rgba(255,255,255,.025); }
.quiz-list-item.active { border-color: rgba(84, 183, 255, 0.72); background: rgba(84, 183, 255, 0.08); }
.quiz-list-item .quiz-list-question,
.selected-quiz-text { margin: 0; color: var(--ink); font-size: 14px; font-weight: 700; line-height: 1.5; }
.quiz-list-item .quiz-list-question { display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.quiz-list-item .button { justify-self: end; }
.quiz-search-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; align-items: end; }
.quiz-search-row .button { min-height: 38px; padding-inline: 15px; }
.quiz-filter-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; margin-top: 0; }
.quiz-filter-row .field,
.quiz-search-row .field { gap: 0; }
.quiz-filter-row select { min-height: 34px; padding-inline: 7px; font-size: 12px; }
.compact-quiz-status { min-height: 0; margin: 0; font-size: 11px; }
.compact-quiz-status:empty { display: none; }
.quiz-list-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.quiz-list-head .item-meta { gap: 5px; font-size: 11px; }
.quiz-list-head .badge { min-height: 20px; padding-inline: 7px; font-size: 11px; }
.quiz-list-actions { display: flex; align-items: center; gap: 7px; flex: none; }
.quiz-list-actions .button { min-height: 30px; padding: 5px 9px; }
.quiz-live-badge { color: #4ee0a0; font-size: 12px; font-weight: 800; white-space: nowrap; }
.quiz-kind-badge { padding: 2px 7px; border-radius: 999px; background: rgba(229, 109, 36, 0.2); color: #ffb681; font-size: 11px; font-weight: 900; white-space: nowrap; }
.quiz-answer-key { overflow: hidden; color: #73e7ae; font-size: 12px; font-weight: 800; line-height: 1.35; text-overflow: ellipsis; white-space: nowrap; }
.quiz-list-answer { padding: 6px 8px; border-radius: 7px; background: rgba(52, 199, 127, 0.13); color: #7ff0b9; font-size: 12px; line-height: 1.4; }
.quiz-list-answer p { margin: 0; color: #c8f8de; font-size: 12px; font-weight: 500; }

@media (max-width: 1220px) {
  .admin-page .editor-preview .scene-outline,
  .admin-page .editor-preview .scene-media,
  .admin-page .editor-preview .scene-quiz { top: 84px; left: 23px; right: 23px; bottom: 80px; }
}

/* Final v5 overrides must stay last so preview and display use the same proportions. */
.ticker-panel[hidden] { display: none !important; }
.display-only .scene-outline,
.admin-page .editor-preview .scene-outline { top: var(--outline-top, 11.5%); bottom: auto; height: 31.25%; }
.display-only .scene-media,
.admin-page .editor-preview .scene-media { top: 11%; bottom: auto; height: 32%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.8%; }
.display-only .scene-media.is-full,
.admin-page .editor-preview .scene-media.is-full { top: 9.5%; left: 3.15%; right: 3.15%; bottom: auto; height: 72.5%; }
.display-only .scene-quiz,
.admin-page .editor-preview .scene-quiz { top: 11.5%; bottom: auto; height: 62%; }
.display-only .scene-quiz .scene-card,
.admin-page .editor-preview .scene-quiz .scene-card { max-height: none; overflow: visible; }
.display-only .scene-card,
.admin-page .editor-preview .scene-card { max-height: 100%; }
.display-only .media-frame,
.admin-page .editor-preview .media-frame { flex: 0 1 auto; width: auto; height: var(--media-frame-height, 100%); max-width: 100%; max-height: var(--media-frame-height, 100%); aspect-ratio: var(--media-aspect, 4 / 5); background: rgba(246, 252, 253, 0.94); }
.display-only .scene-media.is-landscape .media-frame,
.admin-page .editor-preview .scene-media.is-landscape .media-frame { width: var(--media-frame-width, 100%); height: auto; }
.display-only .media-frame img,
.admin-page .editor-preview .media-frame img { display: block; image-rendering: auto; }
.display-only .ticker-panel,
.admin-page .editor-preview .ticker-panel { top: 44.3%; bottom: auto; height: 4%; min-height: 0; }
.display-only[data-scene="quiz"] .ticker-panel,
.admin-page .editor-preview[data-scene="quiz"] .ticker-panel { top: 69%; }
.display-only.media-large .ticker-panel,
.admin-page .editor-preview.media-large-preview .ticker-panel { top: 83%; }
.admin-page .editor-preview.quiz-expanded-preview .camera-safe-guide { inset: 75% 0 0; }
.admin-page .editor-preview.media-large-preview .camera-safe-guide { inset: 88% 0 0; }

.quiz-list-options { margin: 0; padding: 0; display: grid; gap: 6px; list-style: none; }
.quiz-list-options li { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 7px; align-items: start; color: var(--muted); font-size: 13px; line-height: 1.45; }
.quiz-list-options b { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: rgba(84, 183, 255, 0.15); color: #9fd7ff; font-size: 11px; }

/* Outline text size is shared by the admin preview and OBS display. */
.display-only .scene-outline li p { font-size: var(--outline-font-size, 36px); }
.admin-page .editor-preview { --preview-scale: 0.375; }
.admin-page .editor-preview .scene-outline li p { font-size: calc(var(--outline-font-size, 36px) * var(--preview-scale)); }
@media (max-width: 1220px) {
  .admin-page .editor-preview { --preview-scale: 0.333333; }
}

/* Large landscape references use the full canvas width and sit directly below the title. */
.display-only .scene-media.is-full.is-landscape,
.admin-page .editor-preview .scene-media.is-full.is-landscape {
  top: 15.5%;
  left: 1%;
  right: 1%;
  height: 70%;
  justify-content: flex-start;
}
.admin-page .editor-preview.media-large-preview .scene-media.is-full.is-landscape ~ .camera-safe-guide {
  inset: 62% 0 0;
}

.admin-page .editor-preview .scene-outline .scene-card {
  cursor: grab;
  touch-action: none;
  user-select: none;
}
.admin-page .editor-preview .scene-outline .scene-card.is-dragging {
  cursor: grabbing;
  box-shadow: 0 22px 52px rgba(25, 96, 121, 0.3);
}

/* Standalone display windows below 1080px scale the entire outline card, not just its position. */
body.display-only .scene-outline {
  left: calc(70px * var(--outline-stage-scale, 1));
  right: auto;
  width: 940px;
  height: 600px;
  transform: scale(var(--outline-stage-scale, 1));
  transform-origin: top left;
}

/* v16: outline preview and standalone display share one 1080px reference layout. */
body.display-only .scene-outline,
.admin-page .editor-preview .scene-outline {
  left: calc(70px * var(--outline-stage-scale, 1));
  right: auto;
  width: 940px;
  height: 600px;
  transform: scale(var(--outline-stage-scale, 1));
  transform-origin: top left;
}
body.display-only .scene-outline .scene-card,
.admin-page .editor-preview .scene-outline .scene-card {
  max-height: 600px;
  padding: 30px 36px;
  overflow: hidden;
  border-width: 4px;
  border-radius: 32px;
}
body.display-only .scene-outline ol,
.admin-page .editor-preview .scene-outline ol { gap: 10px; }
body.display-only .scene-outline li,
.admin-page .editor-preview .scene-outline li {
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 14px;
  padding: 10px 16px;
  border-width: 2px;
  border-radius: 18px;
}
body.display-only .scene-outline li > span,
.admin-page .editor-preview .scene-outline li > span { width: 42px; height: 42px; font-size: 23px; }
body.display-only .scene-outline li p,
.admin-page .editor-preview .scene-outline li p { font-size: var(--outline-font-size, 36px); line-height: 1.2; }

/* v20: JavaScript writes final pixel sizes directly on rendered quiz elements. */
body.display-only .scene-quiz,
.admin-page .editor-preview .scene-quiz {
  --quiz-question-size: 42px;
  --quiz-option-size: 32px;
  --quiz-letter-size: 26px;
  --quiz-letter-box: 48px;
  --quiz-letter-column: 54px;
  top: 11.5%;
  left: calc(70px * var(--quiz-stage-scale, 1));
  right: auto;
  width: 940px;
  height: 900px;
  transform: scale(var(--quiz-stage-scale, 1));
  transform-origin: top left;
}
body.display-only .scene-quiz .quiz-card,
.admin-page .editor-preview .scene-quiz .quiz-card {
  min-height: 760px;
  max-height: 900px;
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  border-width: 4px;
  border-radius: 32px;
}
body.display-only .scene-quiz .quiz-card h2,
.admin-page .editor-preview .scene-quiz .quiz-card h2 {
  width: 100%;
  margin: 0 0 22px;
  font-size: var(--quiz-question-size, 42px);
  line-height: 1.22;
  text-align: left;
}
body.display-only .scene-quiz.is-compact .quiz-card,
.admin-page .editor-preview .scene-quiz.is-compact .quiz-card { min-height: 820px; }
body.display-only .scene-quiz.is-ultra-compact .quiz-card,
.admin-page .editor-preview .scene-quiz.is-ultra-compact .quiz-card { min-height: 880px; }
.quiz-inline-type {
  display: inline-block;
  margin-right: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #e56d24;
  color: #fff;
  font-size: 0.58em;
  font-weight: 900;
  line-height: 1.15;
  vertical-align: 0.12em;
  white-space: nowrap;
}
.quiz-question-tail { display: inline-block; white-space: nowrap; }
body.display-only .scene-quiz .quiz-options,
.admin-page .editor-preview .scene-quiz .quiz-options { width: 100%; gap: 12px; }
body.display-only .scene-quiz .quiz-options li,
.admin-page .editor-preview .scene-quiz .quiz-options li {
  grid-template-columns: var(--quiz-letter-column, 54px) minmax(0, 1fr);
  gap: 14px;
  padding: 12px 16px;
  border-width: 2px;
  border-radius: 16px;
}
body.display-only .scene-quiz .quiz-options li > span,
.admin-page .editor-preview .scene-quiz .quiz-options li > span { width: var(--quiz-letter-box, 48px); height: var(--quiz-letter-box, 48px); font-size: var(--quiz-letter-size, 26px); }
body.display-only .scene-quiz .quiz-options li p,
.admin-page .editor-preview .scene-quiz .quiz-options li p { font-size: var(--quiz-option-size, 32px); line-height: 1.22; }
body.display-only .scene-quiz.is-ultra-compact .quiz-options,
.admin-page .editor-preview .scene-quiz.is-ultra-compact .quiz-options { gap: 8px; }
body.display-only .scene-quiz.is-ultra-compact .quiz-options li,
.admin-page .editor-preview .scene-quiz.is-ultra-compact .quiz-options li { padding: 10px 14px; }
body.display-only .scene-quiz .quiz-answer,
.admin-page .editor-preview .scene-quiz .quiz-answer { width: 100%; margin-top: 12px; padding: 12px 16px; border-radius: 14px; font-size: 20px; line-height: 1.28; }
body.display-only .scene-quiz .quiz-answer strong,
.admin-page .editor-preview .scene-quiz .quiz-answer strong { font-size: 24px; }
body.display-only .scene-quiz .quiz-answer p,
.admin-page .editor-preview .scene-quiz .quiz-answer p { margin-top: 4px; }
.admin-page .editor-preview.quiz-expanded-preview .camera-safe-guide { inset: 60% 0 0; }

/* live-scenes23: website data and admission timeline scenes */
.scene-data,.scene-timeline{position:absolute;inset:0;overflow:visible}
.shared-live-card{position:absolute;left:var(--shared-x,50%);top:var(--shared-y,11.5%);width:940px;box-sizing:border-box;transform:translateX(-50%) scale(var(--shared-stage-scale,1)) scale(var(--shared-scale,1));transform-origin:top center;background:rgba(255,255,255,.96);border:5px solid rgba(215,231,235,.95);border-radius:42px;box-shadow:0 22px 60px rgba(25,64,75,.16);touch-action:none}
.shared-live-card.is-dragging{cursor:grabbing;box-shadow:0 28px 72px rgba(25,64,75,.25)}
.scene-data .shared-live-card{min-height:720px;padding:38px 44px 30px}
.data-scene-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:24px}
.data-scene-heading span,.timeline-scene-heading span{display:inline-flex;padding:8px 16px;border-radius:999px;background:#e7f4f7;color:#147287;font-size:22px;font-weight:850;letter-spacing:.04em}
.data-scene-heading h2,.timeline-scene-heading h2{margin:13px 0 0;color:#3f342e;font-size:38px;line-height:1.25}
.data-scene-heading small{padding-top:12px;color:#8a96a5;font-size:18px;white-space:nowrap}
.data-legend{display:flex;flex-wrap:wrap;gap:12px 24px;margin:22px 0 12px}
.data-legend span{display:inline-flex;align-items:center;gap:9px;color:#526172;font-size:23px;font-weight:750}
.data-legend i{width:16px;height:16px;border-radius:50%}
.data-charts{display:grid;gap:14px}
.data-chart-panel{padding:13px 17px 4px;border:2px solid #e4edf1;border-radius:23px;background:#fbfdfe}
.data-chart-panel h3{margin:0 0 2px;color:#334155;font-size:23px}
.data-chart-panel svg{display:block;width:100%;height:245px;overflow:visible}
.chart-grid{stroke:#dce6eb;stroke-width:2;stroke-dasharray:7 8}
.chart-axis-label,.chart-year{fill:#718096;font-size:18px;font-weight:650}
.chart-value{font-size:19px;font-weight:850;paint-order:stroke;stroke:#fff;stroke-width:5px;stroke-linejoin:round}
.chart-empty{fill:#94a3b8;font-size:22px}
.data-source{margin:18px 4px 0;color:#84909e;font-size:18px;line-height:1.45;text-align:center}
.shared-empty{display:flex;min-height:300px;align-items:center;justify-content:center;color:#8b96a4;font-size:26px}
.scene-timeline .shared-live-card{min-height:620px;padding:40px 44px 34px}
.timeline-scene-heading{text-align:center}
.timeline-scene-heading h2{font-size:46px}
.timeline-items{display:grid;gap:14px;margin-top:28px}
.timeline-live-row{display:grid;grid-template-columns:230px minmax(0,1fr) 116px;align-items:center;gap:20px;min-height:94px;padding:14px 18px;border:2px solid #dce9ee;border-radius:21px;background:#fbfdfe}
.timeline-live-row.important{border-color:#f2cf7d;background:#fffaf0}
.timeline-live-date{display:flex;flex-direction:column;gap:7px}
.timeline-live-date strong{color:#176d80;font-size:23px}
.timeline-live-date span{color:#8b96a5;font-size:17px}
.timeline-live-row h3{margin:0;color:#3f342e;font-size:29px;line-height:1.35}
.timeline-live-row>b{display:flex;min-height:56px;align-items:center;justify-content:center;padding:0 10px;border-radius:16px;background:#2588a0;color:#fff;font-size:23px;text-align:center}
.timeline-live-row.important>b{background:#dd8a24}
.data-school-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.data-school-grid .field{gap:0}
.data-school-grid select{min-height:34px;padding-inline:7px;font-size:12px}
.data-control-panel,.timeline-control-panel{flex:0 0 auto;gap:7px;padding:10px 12px}
.data-action-row{display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:8px;align-items:center}
.data-action-row .field{gap:0}
.data-action-row select{min-height:34px;padding-inline:7px;font-size:12px}
.data-action-row .button{min-height:34px;padding-inline:13px}
.data-scale-inline,.timeline-scale-inline{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:8px;color:var(--muted);font-size:12px}
.data-scale-inline input,.timeline-scale-inline input{width:100%;min-height:24px}
.data-control-panel .save-status,.timeline-control-panel .save-status{min-height:0;margin:0;font-size:11px;line-height:1.35}
.data-control-panel .save-status:empty,.timeline-control-panel .save-status:empty{display:none}
.data-metric-section{flex:1 1 auto;min-height:0;grid-template-rows:auto minmax(0,1fr);gap:7px;padding:10px;overflow:hidden}
.data-metric-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}
.data-metric-heading strong{color:var(--ink)}
.data-metric-heading .button{min-height:34px;padding:5px 13px}
.data-metric-list{min-height:0;display:flex;align-content:flex-start;flex-wrap:wrap;gap:7px;overflow:auto}
.data-metric-button{width:auto;margin:0;padding:9px 13px;border:1px solid #b9c7d4;border-radius:12px;background:#fff;color:#516174;font-size:13px;font-weight:700}
.data-metric-button.active{border-color:#1d79d0;background:#e7f2ff;color:#1162a9;box-shadow:inset 0 0 0 1px #4a9ce7}
.timeline-action-row{display:grid;grid-template-columns:105px 96px auto auto;gap:7px;align-items:center}
.timeline-action-row .field{gap:0}
.timeline-action-row select{min-height:34px;padding-inline:7px;font-size:12px}
.timeline-action-row .button{min-height:34px;padding:5px 10px}
.timeline-options-row{display:grid;grid-template-columns:auto minmax(150px,1fr);gap:12px;align-items:center}
.timeline-switches{display:flex;flex-wrap:wrap;gap:8px 12px;margin:0}
.timeline-switches .switch{gap:5px;font-size:12px;white-space:nowrap}
.timeline-list-section{flex:1 1 auto;min-height:0;grid-template-rows:auto minmax(0,1fr);gap:7px;padding:10px;overflow:hidden}
.timeline-admin-list{min-height:0;display:grid;align-content:start;gap:7px;max-height:none;overflow:auto}
.timeline-admin-list article{display:grid;gap:4px;padding:11px 13px;border:1px solid #3a4b5e;border-radius:12px;background:#172432}
.timeline-admin-list strong{color:#f7fafc;font-size:14px;line-height:1.45}
.timeline-admin-list span{color:#9eb0c2;font-size:12px}
@media(max-width:760px){.data-school-grid{grid-template-columns:1fr}.timeline-live-row{grid-template-columns:1fr}.data-scene-heading{display:block}.data-scene-heading small{display:block}}

/* live-scenes26: current course and public teacher showcase */
.scene-catalog{position:absolute;inset:0;overflow:visible}
.scene-catalog .catalog-live-card{min-height:590px;max-height:930px;padding:42px 48px 38px;overflow:hidden;border-color:rgba(196,225,232,.96);background:linear-gradient(145deg,rgba(255,255,255,.98),rgba(246,252,253,.97))}
.catalog-live-content{display:flex;min-height:500px;flex-direction:column}
.catalog-kicker{align-self:flex-start;padding:9px 17px;border-radius:999px;background:#e5f5f7;color:#147487;font-size:21px;font-weight:900;letter-spacing:.08em}
.catalog-live-content h2{margin:22px 0 0;color:#3f342e;font-size:52px;line-height:1.18;letter-spacing:-.02em}
.catalog-highlight{margin:18px 0 0;color:#126f84;font-size:31px;font-weight:850;line-height:1.35}
.catalog-tags{display:flex;flex-wrap:wrap;gap:10px;margin:21px 0 0}
.catalog-tags span{padding:8px 15px;border:2px solid #cfe5ea;border-radius:999px;background:#f6fbfc;color:#48606a;font-size:21px;font-weight:750}
.catalog-outline,.catalog-intro{margin:24px 0 0;color:#43535b;font-size:28px;font-weight:650;line-height:1.55;white-space:pre-line}
.catalog-intro{display:-webkit-box;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:6}
.catalog-course-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:auto;padding-top:28px}
.catalog-course-grid>div{min-height:148px;padding:22px 24px;border:2px solid #d8e9ed;border-radius:24px;background:#fff}
.catalog-course-grid small,.catalog-price small{display:block;color:#7c8e96;font-size:19px;font-weight:750}
.catalog-course-grid strong{display:block;margin-top:9px;color:#246f80;font-size:30px;line-height:1.25}
.catalog-course-grid p{margin:9px 0 0;color:#687981;font-size:20px;line-height:1.4}
.catalog-primary-schedule{margin-top:24px;padding:20px 24px;border:3px solid #f0c978;border-radius:24px;background:linear-gradient(135deg,#fffaf0,#fff3d7)}
.catalog-primary-schedule small{display:block;color:#9b6a24;font-size:19px;font-weight:850}
.catalog-primary-schedule>div{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.catalog-primary-schedule b{padding:8px 14px;border-radius:13px;background:#d98220;color:#fff;font-size:27px;line-height:1.2;box-shadow:0 5px 12px rgba(191,105,16,.15)}
.catalog-price{display:flex;align-items:end;justify-content:space-between;margin-top:18px;padding:17px 24px;border-radius:22px;background:#fff4df}
.catalog-price strong{color:#db7615;font-size:38px}
.catalog-related{margin-top:25px;padding-top:22px;border-top:2px solid #dfebee}
.catalog-related>strong{color:#6e8088;font-size:21px}
.catalog-related ul{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;margin:13px 0 0;padding:0;list-style:none}
.catalog-related li{display:grid;gap:4px;padding:12px 15px;border-radius:16px;background:#f4f9fa}
.catalog-related li b{color:#3f4f57;font-size:22px;line-height:1.3}
.catalog-related li span{color:#819098;font-size:17px}
.catalog-control-panel{flex:0 0 auto;gap:7px;padding:10px 12px}
.catalog-search-row{display:grid;grid-template-columns:104px minmax(0,1fr) auto;gap:7px;align-items:center}
.catalog-search-row .field{gap:0}
.catalog-search-row .button{min-height:38px;padding-inline:15px}
.catalog-course-filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;margin-top:0}
.catalog-course-filters .field{gap:0}
.catalog-course-filters select{min-height:34px;padding-inline:6px;font-size:12px}
.catalog-course-filters[hidden]{display:none}
.catalog-primary-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center}
.catalog-scale-inline{display:grid;grid-template-columns:auto minmax(0,1fr);gap:9px;align-items:center;color:var(--muted);font-size:12px}
.catalog-scale-inline input{width:100%;min-height:24px}
.catalog-primary-row .button{min-height:36px;padding-inline:17px}
.catalog-utility-row{display:flex;align-items:center;gap:6px}
.catalog-utility-row .button{min-height:30px;padding:4px 9px;font-size:11px}
.catalog-control-panel .save-status{min-height:0;margin:0;font-size:11px;line-height:1.35}
.catalog-list-section{flex:1 1 auto;min-height:0;padding:10px;grid-template-rows:auto minmax(0,1fr);gap:7px;overflow:hidden}
.catalog-admin-list{min-height:0;display:grid;align-content:start;gap:7px;max-height:none;overflow:auto}
.catalog-admin-item{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;padding:13px;border:1px solid #3a4b5e;border-radius:13px;background:#172432}
.catalog-admin-item.active{border-color:#29c88a;box-shadow:inset 0 0 0 1px rgba(41,200,138,.38)}
.catalog-admin-item>div{min-width:0}
.catalog-admin-item strong,.catalog-admin-item span,.catalog-admin-item p{display:block}
.catalog-admin-item strong{color:#f7fafc;font-size:14px;line-height:1.4}
.catalog-admin-item span{margin-top:4px;color:#9eb0c2;font-size:12px}
.catalog-admin-item p{display:-webkit-box;margin:6px 0 0;overflow:hidden;color:#c6d1db;font-size:12px;line-height:1.4;-webkit-box-orient:vertical;-webkit-line-clamp:2}
@media(max-width:760px){.catalog-search-row,.catalog-course-grid,.catalog-related ul{grid-template-columns:1fr}.catalog-live-content h2{font-size:42px}}

/* live-scenes27: multi course and teacher overview */
.catalog-live-content.is-grid{min-height:0}
.catalog-overview-heading{display:flex;align-items:center;justify-content:space-between;gap:22px}
.catalog-overview-heading h2{margin:0;color:#3f342e;font-size:35px;white-space:nowrap}
.catalog-overview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px}
.catalog-overview-card{position:relative;display:flex;min-height:188px;box-sizing:border-box;flex-direction:column;padding:20px 22px 18px;border:2px solid #d8e9ed;border-radius:24px;background:#fff;overflow:hidden}
.catalog-overview-card.teacher{border-color:#cfe3ed;background:linear-gradient(145deg,#fff,#f5fbfd)}
.catalog-overview-card.course{border-color:#eadfca;background:linear-gradient(145deg,#fff,#fffaf1)}
.catalog-card-number{align-self:flex-start;padding:5px 10px;border-radius:999px;background:#e7f4f7;color:#167388;font-size:15px;font-weight:850}
.catalog-overview-card.course .catalog-card-number{background:#fff0d6;color:#b76a17}
.catalog-overview-schedule{display:flex;flex-wrap:wrap;gap:7px;margin-top:11px}
.catalog-overview-schedule b{padding:6px 10px;border-radius:10px;background:#d98220;color:#fff;font-size:20px;line-height:1.2}
.catalog-overview-card h3{display:-webkit-box;margin:12px 0 0;overflow:hidden;color:#394951;font-size:27px;line-height:1.25;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.catalog-overview-card>p{display:-webkit-box;margin:9px 0 0;overflow:hidden;color:#61727a;font-size:19px;font-weight:650;line-height:1.35;-webkit-box-orient:vertical;-webkit-line-clamp:2}
.catalog-mini-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:12px}
.catalog-mini-tags span{padding:4px 8px;border-radius:999px;background:#edf6f8;color:#526c75;font-size:15px;font-weight:750}
.catalog-compact-row{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto;padding-top:12px}
.catalog-compact-row strong{color:#176f83;font-size:20px}
.catalog-compact-row span{overflow:hidden;color:#718089;font-size:16px;text-overflow:ellipsis;white-space:nowrap}
.catalog-overview-card small{margin-top:7px;color:#87949b;font-size:15px}
.catalog-overview-grid.count-2 .catalog-overview-card,.catalog-overview-grid.count-3 .catalog-overview-card,.catalog-overview-grid.count-4 .catalog-overview-card{min-height:230px}
.catalog-overview-grid.count-5 .catalog-overview-card,.catalog-overview-grid.count-6 .catalog-overview-card{min-height:202px}
.catalog-batch-actions{margin-bottom:0}

/* live-scenes24: switchable dual charts, dense timeline and draggable legacy cards */
.scene-data .shared-live-card{min-height:560px}
.data-scene-heading{align-items:center}
.data-scene-heading h2,.timeline-scene-heading h2{margin:0}
.data-scene-heading h2{font-size:30px;line-height:1.3;min-width:0}
.scene-data .shared-live-card.is-summary{min-height:0;padding-bottom:32px}
.scene-data .shared-live-card.is-summary .data-summary>p{font-size:36px;line-height:1.62}
.scene-data .shared-live-card.is-comprehensive-summary .data-summary>p{font-size:28px;line-height:1.45;padding:20px 24px}
.data-missing-note{margin:8px 0 10px;font-size:19px;line-height:1.45;color:#667788}
.data-school-grid input{width:100%;min-width:0;box-sizing:border-box;min-height:34px;padding-inline:7px;font-size:12px}
.school-stage-hint{font-size:11px;color:var(--muted)}
.data-charts.is-dual{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.data-charts.is-dual .data-chart-panel{min-width:0;padding:12px 10px 3px}
.data-charts.is-dual .data-chart-panel h3{font-size:21px;text-align:center}
.data-charts.is-dual .data-chart-panel svg{height:250px}
.scene-timeline .shared-live-card{min-height:0;max-height:940px;padding:28px 38px 30px}
.timeline-scene-heading h2{font-size:42px}
.timeline-items{max-height:760px;overflow-y:auto;padding-right:5px;scrollbar-width:thin;scrollbar-color:#80b9c7 rgba(216,232,236,.65)}
.timeline-items::-webkit-scrollbar{width:10px}
.timeline-items::-webkit-scrollbar-track{border-radius:999px;background:rgba(216,232,236,.65)}
.timeline-items::-webkit-scrollbar-thumb{border-radius:999px;background:#80b9c7}
.scene-timeline .shared-live-card.is-dense .timeline-items{gap:9px;margin-top:18px}
.scene-timeline .shared-live-card.is-dense .timeline-live-row{grid-template-columns:205px minmax(0,1fr) 92px;gap:13px;min-height:72px;padding:8px 12px;border-radius:16px}
.scene-timeline .shared-live-card.is-dense .timeline-live-date{gap:3px}
.scene-timeline .shared-live-card.is-dense .timeline-live-date strong{font-size:19px}
.scene-timeline .shared-live-card.is-dense .timeline-live-date span{font-size:14px}
.scene-timeline .shared-live-card.is-dense .timeline-live-row h3{font-size:23px;line-height:1.24}
.scene-timeline .shared-live-card.is-dense .timeline-live-row>b{min-height:44px;border-radius:12px;font-size:18px}

body.display-only .scene-question.has-custom-frame,
.admin-page .editor-preview .scene-question.has-custom-frame{left:var(--scene-frame-x)!important;right:auto!important;top:var(--scene-frame-y)!important;width:85.2%;transform:translateX(-50%)}
body.display-only .scene-outline.has-custom-frame,
.admin-page .editor-preview .scene-outline.has-custom-frame{left:var(--scene-frame-x)!important;right:auto!important;top:var(--scene-frame-y)!important;transform:translateX(-50%) scale(var(--outline-stage-scale,1))!important;transform-origin:top center!important}
body.display-only .scene-quiz.has-custom-frame,
.admin-page .editor-preview .scene-quiz.has-custom-frame{left:var(--scene-frame-x)!important;right:auto!important;top:var(--scene-frame-y)!important;transform:translateX(-50%) scale(var(--quiz-stage-scale,1))!important;transform-origin:top center!important}
body.display-only .scene-media.has-custom-frame,
.admin-page .editor-preview .scene-media.has-custom-frame{left:var(--scene-frame-x)!important;right:auto!important;top:var(--scene-frame-y)!important;width:86.3%;transform:translateX(-50%)}
body.display-only .scene-media.is-full.has-custom-frame,
.admin-page .editor-preview .scene-media.is-full.has-custom-frame{width:93.7%}
body.display-only .scene-media.is-full.is-landscape.has-custom-frame,
.admin-page .editor-preview .scene-media.is-full.is-landscape.has-custom-frame{width:98%}
.admin-page .editor-preview .scene-question,
.admin-page .editor-preview .scene-outline .scene-card,
.admin-page .editor-preview .media-frame,
.admin-page .editor-preview .quiz-card{cursor:grab;touch-action:none;user-select:none}
.admin-page .editor-preview .scene-question.is-dragging,
.admin-page .editor-preview .scene-outline .scene-card.is-dragging,
.admin-page .editor-preview .media-frame.is-dragging,
.admin-page .editor-preview .quiz-card.is-dragging{cursor:grabbing;box-shadow:0 22px 52px rgba(25,96,121,.3)}

/* live-scenes35: draggable global title */
body.display-only .stage-header,
.admin-page .editor-preview .stage-header{
  top:var(--title-y,5.2%);
  left:var(--title-x,50%);
  right:auto;
  width:85.2%;
  transform:translateX(-50%)
}
.admin-page .editor-preview .stage-header{cursor:grab;touch-action:none;user-select:none}
.admin-page .editor-preview .stage-header.is-dragging{cursor:grabbing}

/* live-scenes36: answered and backup questions share one library */
/* live-scenes37: captured comments require a manual wall action */
.question-library-tabs{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:6px;
  padding:4px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,255,255,.035)
}
.library-tab{
  min-height:36px;
  border:1px solid transparent;
  border-radius:8px;
  background:transparent;
  color:var(--muted);
  font-size:13px;
  font-weight:800;
  cursor:pointer
}
.library-tab:hover{color:var(--ink);background:rgba(84,162,255,.09)}
.library-tab.active{border-color:rgba(84,162,255,.58);background:rgba(84,162,255,.18);color:var(--ink)}
.library-tab b{min-width:18px;margin-left:4px;padding:1px 5px;border-radius:999px;background:rgba(255,255,255,.14);font-size:10px}
.question-library-pane{display:none;min-height:0}
.question-library-pane.active{display:flex;flex:1 1 auto;min-height:0}
.question-library-pane[data-library-pane="history"] .history-tab-section{width:100%}
.question-library-pane[data-library-pane="backup"]{flex-direction:column;gap:8px;overflow:hidden}
.question-library-pane[data-library-pane="backup"] .compact-toolbar{padding:9px 11px}
.question-library-pane[data-library-pane="backup"] .backup-list{flex:1 1 auto;min-height:0;max-height:none;overflow:auto}

/* live-scenes48: movable global live poll overlay */
.poll-overlay{position:absolute;z-index:18;top:var(--poll-y,18%);left:var(--poll-x,50%);right:auto;width:86%;transform:translateX(-50%) scale(var(--poll-scale,1));transform-origin:top center;pointer-events:none}
.poll-card{padding:28px 30px 30px;border:2px solid rgba(255,255,255,.74);border-radius:28px;background:rgba(11,38,54,.94);box-shadow:0 22px 60px rgba(3,16,27,.38);color:#fff;backdrop-filter:blur(14px)}
.poll-heading{display:flex;align-items:center;justify-content:space-between;gap:18px}
.poll-heading span{padding:7px 14px;border-radius:999px;background:#39d69f;color:#063927;font-size:20px;font-weight:900}
.poll-heading strong{font-size:24px;color:#bdefff}
.poll-card h2{margin:18px 0 22px;font-size:38px;line-height:1.22;color:#fff}
.poll-results,.poll-admin-results{display:grid;gap:16px}
.poll-result-row{display:grid;gap:7px}
.poll-result-label{display:grid;grid-template-columns:48px minmax(0,1fr) auto;align-items:center;gap:12px;font-size:23px}
.poll-result-label b{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;background:#ffd166;color:#513900;font-size:25px}
.poll-result-label span{min-width:0;font-weight:800;overflow-wrap:anywhere}
.poll-result-label strong{font-size:19px;color:#d5f3ff;white-space:nowrap}
.poll-result-track{height:13px;margin-left:60px;overflow:hidden;border-radius:999px;background:rgba(255,255,255,.17)}
.poll-result-track i{display:block;height:100%;min-width:0;border-radius:inherit;background:linear-gradient(90deg,#38d7a0,#52a2ff);transition:width .3s ease}
.admin-page .editor-preview .poll-overlay{top:var(--poll-y,18%);left:var(--poll-x,50%);right:auto;width:86%;pointer-events:auto;cursor:grab;touch-action:none;user-select:none}
.admin-page .editor-preview .poll-overlay.is-dragging{cursor:grabbing}
.admin-page .editor-preview .poll-card{padding:10px 11px;border-width:1px;border-radius:11px;box-shadow:0 8px 22px rgba(3,16,27,.3)}
.admin-page .editor-preview .poll-heading{gap:6px}
.admin-page .editor-preview .poll-heading span{padding:3px 6px;font-size:7px}
.admin-page .editor-preview .poll-heading strong{font-size:9px}
.admin-page .editor-preview .poll-card h2{margin:6px 0 8px;font-size:14px}
.admin-page .editor-preview .poll-results{gap:6px}
.admin-page .editor-preview .poll-result-row{gap:3px}
.admin-page .editor-preview .poll-result-label{grid-template-columns:18px minmax(0,1fr) auto;gap:5px;font-size:9px}
.admin-page .editor-preview .poll-result-label b{width:18px;height:18px;border-radius:5px;font-size:9px}
.admin-page .editor-preview .poll-result-label strong{font-size:7px}
.admin-page .editor-preview .poll-result-track{height:5px;margin-left:23px}
.poll-control-section{display:grid;gap:12px}
.poll-option-editor{display:grid;gap:8px}
.poll-option-row{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:7px;align-items:center}
.poll-option-row input{min-width:0;height:38px;padding:0 10px;border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.045);color:var(--ink);font:inherit}
.poll-option-row input:disabled{opacity:.68}
.poll-token-input{text-align:center;font-weight:900}
.poll-capture-tip{margin:0;padding:9px 11px;border-radius:9px;background:rgba(82,162,255,.09);color:var(--muted);font-size:12px;line-height:1.55}
.poll-actions{display:flex;flex-wrap:wrap;gap:7px}
.poll-display-switch{margin-top:0}
.poll-scale-inline{display:grid;grid-template-columns:auto minmax(120px,1fr);align-items:center;gap:12px;color:var(--muted);font-size:12px}
.poll-scale-inline span{display:flex;align-items:center;gap:5px;white-space:nowrap}
.poll-scale-inline b{color:var(--ink)}
.poll-scale-inline input{width:100%}
.poll-live-section{display:grid;gap:12px}

/* live-scenes51: compact parent-question hub, global question overlay and school summary */
.question-overlay{
  position:absolute!important;
  z-index:16!important;
  top:var(--question-y,15%)!important;
  left:var(--question-x,50%)!important;
  right:auto!important;
  width:85.2%!important;
  transform:translateX(-50%) scale(var(--question-scale,1))!important;
  transform-origin:top center!important;
}
.admin-page .editor-preview .question-overlay{cursor:grab;touch-action:none;user-select:none}
.admin-page .editor-preview .question-overlay.is-dragging{cursor:grabbing}
.admin-page .editor-preview .question-overlay.is-resizing{cursor:nwse-resize}
.admin-page .editor-preview .question-overlay.is-hidden-preview{display:grid;opacity:.42}
.question-resize-handle{display:none}
.admin-page .editor-preview .question-resize-handle{
  position:absolute;
  right:-7px;
  bottom:-7px;
  width:22px;
  height:22px;
  display:block;
  border:3px solid #fff;
  border-radius:50%;
  background:#39d69f;
  box-shadow:0 3px 10px rgba(3,16,27,.35);
  cursor:nwse-resize;
}
#realTab.tab-panel.active{position:relative;gap:8px;overflow:hidden}
#realTab .current-question-editor{padding:11px 12px;gap:8px}
#realTab .current-question-input{min-height:76px;font-size:15px;line-height:1.45}
.question-feed-tabs{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr)) auto;
  gap:6px;
  flex:0 0 auto;
  padding:4px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,255,255,.035);
}
.question-feed-tab{min-height:34px;padding:4px 7px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);font-size:12px;font-weight:800;cursor:pointer;white-space:nowrap}
.question-feed-tab:hover{color:var(--ink);background:rgba(84,162,255,.09)}
.question-feed-tab.active{border-color:rgba(45,203,140,.55);background:rgba(45,203,140,.14);color:#b8f6d8}
.question-feed-tab b{min-width:17px;margin-left:3px;padding:1px 4px;border-radius:999px;background:rgba(255,255,255,.12);font-size:10px}
.question-feed-refresh{min-height:34px;padding:4px 9px}
.question-feed-pane{display:none;min-height:0;flex:1 1 auto}
.question-feed-pane.active{display:flex}
.question-feed-pane .auto-comment-log-section,.question-feed-pane .batch-queue-section{width:100%;min-height:0;margin:0;grid-template-rows:minmax(0,1fr);padding:9px}
.auto-comment-warning{flex:0 0 auto;margin:0;padding:6px 9px;border:1px solid rgba(255,197,79,.42);border-radius:8px;background:rgba(255,197,79,.09);color:#ffd887;font-size:11px}
.data-mode-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;flex:0 0 auto;padding:4px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.035)}
.data-mode-tab{min-height:35px;border:1px solid transparent;border-radius:8px;background:transparent;color:var(--muted);font-size:13px;font-weight:800;cursor:pointer}
.data-mode-tab.active{border-color:rgba(84,162,255,.58);background:rgba(84,162,255,.18);color:var(--ink)}
.data-comparison-controls{display:flex;min-height:0;flex:1 1 auto;flex-direction:column;gap:8px}
.data-summary-control{flex:0 0 auto;gap:7px;padding:10px 12px}
.data-summary-action-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:7px;align-items:center}
.data-summary-action-row .field{gap:0}
.data-summary-action-row input,.data-summary-action-row .button{min-height:36px}
.data-summary-control .save-status{min-height:0;margin:0;font-size:11px}
.data-summary-control .save-status:empty{display:none}
.data-summary{display:grid;gap:24px;margin-top:28px}
.data-summary[hidden]{display:none}
.scene-data .data-summary .school-summary-groups{display:grid;gap:14px}
.scene-data .school-summary-groups section{padding:16px 20px;border-radius:14px;background:#edf7f8;border-left:5px solid #2797a8}
.scene-data .school-summary-groups h3{margin:0 0 8px;color:#176f83;font-size:24px;line-height:1.3;font-weight:850}
.scene-data .school-summary-facts{display:flex;flex-wrap:wrap;gap:6px 22px;color:#294a53;font-size:30px;font-weight:650;line-height:1.45}
.scene-data .school-summary-facts>span{max-width:100%;overflow-wrap:anywhere}
.scene-data .school-summary-facts strong{color:#133d4a;font-weight:900}
.scene-data .school-summary-groups small{display:block;margin-top:6px;color:#667b83;font-size:18px;line-height:1.4}
.school-summary-page{text-align:right;font-size:20px;color:#718089;font-weight:750}
.summary-pagination{display:flex;align-items:center;justify-content:flex-end;gap:10px;font-size:12px;margin:0 0 10px}
.summary-pagination[hidden]{display:none!important}
.scene-catalog .catalog-live-card{min-height:0;max-height:none;padding:28px 32px}
.catalog-page-footer{margin-top:16px;text-align:right;font-size:20px;color:#718089;font-weight:750}
.catalog-page-heading{margin:20px 0 0;font-size:26px;color:#176f83}
.catalog-outline-table{width:100%;table-layout:fixed;border-collapse:collapse;margin-top:18px;color:#294a53;font-size:28px;line-height:1.4}
.catalog-outline-table th,.catalog-outline-table td{padding:12px 14px;border:2px solid #dce9ee;vertical-align:top;overflow-wrap:anywhere}
.catalog-outline-table thead th{background:#edf7f8;color:#176f83;text-align:left;font-size:24px}
.catalog-outline-table th:first-child,.catalog-outline-table td:first-child{width:132px}
.catalog-outline-table tbody th{background:#f5fafb;text-align:left;color:#176f83;font-size:24px}
.catalog-outline-table .outline-detail{white-space:pre-line}
.scene-catalog .catalog-outline,.scene-catalog .catalog-intro{font-size:30px;line-height:1.45;margin-top:16px}
.data-mode-tabs{grid-template-columns:repeat(3,minmax(0,1fr))}
.scene-data .shared-live-card.is-summary .data-summary:has(.school-summary-groups){margin-top:16px}
.data-summary>p{margin:0;padding:28px 30px;border-radius:24px;background:#edf7f8;color:#294a53;font-size:31px;font-weight:750;line-height:1.62;white-space:pre-line}
.data-summary dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:0}
.data-summary dl div{padding:18px 20px;border:2px solid #dce9ee;border-radius:19px;background:#fbfdfe}
.data-summary dt{color:#176f83;font-size:20px;font-weight:850}
.data-summary dd{margin:8px 0 0;color:#3f342e;font-size:25px;font-weight:850;line-height:1.35}
.data-summary dd small{display:block;margin-top:5px;color:#82909a;font-size:16px;font-weight:600}
.scene-data .data-source{margin-top:22px;color:#87949b;font-size:16px;line-height:1.4;text-align:center}
.admin-page .editor-preview .data-summary{gap:24px;margin-top:28px}
.admin-page .editor-preview .data-summary>p{padding:28px 30px;border-radius:24px;font-size:36px;line-height:1.62}
.admin-page .editor-preview .data-summary dl{gap:5px}
.admin-page .editor-preview .data-summary dl div{padding:7px 8px;border-width:1px;border-radius:7px}
.admin-page .editor-preview .data-summary dt{font-size:7px}
.admin-page .editor-preview .data-summary dd{margin-top:3px;font-size:9px}
.admin-page .editor-preview .data-summary dd small{margin-top:2px;font-size:6px}
.admin-page .editor-preview .scene-data .data-source{margin-top:22px;font-size:18px}
.poll-live-heading{display:flex;justify-content:space-between;align-items:center}
.poll-live-heading span{font-weight:900;color:var(--accent)}
.poll-admin-results .poll-result-label{grid-template-columns:34px minmax(0,1fr) auto;gap:8px;font-size:14px}
.poll-admin-results .poll-result-label b{width:32px;height:32px;border-radius:8px;font-size:15px}
.poll-admin-results .poll-result-label strong{font-size:12px;color:var(--muted)}
.poll-admin-results .poll-result-track{height:8px;margin-left:42px;background:rgba(255,255,255,.09)}

/* live-scenes52: direct media manipulation and strict data-mode separation */
#dataSummaryControls[hidden],
#dataComparisonControls[hidden],
.data-summary[hidden],
.data-legend[hidden],
.data-charts[hidden],
.data-source[hidden]{display:none!important}
.compact-media-controls{padding:9px 11px;gap:7px}
.compact-media-primary-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px}
.compact-media-primary-row strong{min-width:0;overflow:hidden;color:var(--ink);font-size:14px;text-overflow:ellipsis;white-space:nowrap}
.media-resize-handle{display:none}
.admin-page .editor-preview .media-frame{position:relative}
.admin-page .editor-preview.editing-media-preview .scene-media{z-index:17}
.admin-page .editor-preview.editing-media-preview .question-overlay{pointer-events:none}
.admin-page .editor-preview .media-frame.is-resizing{cursor:nwse-resize}
.admin-page .editor-preview .media-resize-handle{
  position:absolute;
  right:5px;
  bottom:5px;
  z-index:3;
  display:block;
  width:22px;
  height:22px;
  border:3px solid #fff;
  border-radius:50%;
  background:#39d69f;
  box-shadow:0 3px 10px rgba(3,16,27,.35);
  cursor:nwse-resize;
  touch-action:none
}

/* live-scenes49: material package showcase with stream-safe typography */
.scene-materials{position:absolute;inset:0;overflow:visible}
.scene-materials .material-package-card{min-height:0;max-height:920px;padding:34px 42px 30px;overflow:hidden;border-color:rgba(196,225,232,.96);background:linear-gradient(145deg,rgba(255,255,255,.98),rgba(242,250,252,.98))}
.material-package-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;padding-bottom:20px;border-bottom:3px solid #d8e8ec}
.material-package-heading>div{min-width:0}
.material-package-heading small{display:block;margin-bottom:7px;color:#278aa0;font-size:20px;font-weight:900;letter-spacing:.08em}
.material-package-heading h2{margin:0;color:#153844;font-size:39px;line-height:1.2;overflow-wrap:anywhere}
.material-package-heading>strong{flex:0 0 auto;padding:9px 16px;border-radius:999px;background:#2f8797;color:#fff;font-size:22px;white-space:nowrap}
.material-package-items{display:grid;gap:11px;margin:20px 0 0;padding:0;list-style:none}
.material-package-items li{display:grid;grid-template-columns:52px minmax(0,1fr);align-items:center;gap:14px;min-height:82px;padding:11px 15px;border:2px solid #dcebed;border-radius:18px;background:#fff}
.material-package-items li>b{display:grid;place-items:center;width:48px;height:48px;border-radius:14px;background:#e0f4f3;color:#197f85;font-size:26px;font-weight:900}
.material-package-items li>div{min-width:0}
.material-package-items li strong{display:block;color:#173b47;font-size:29px;font-weight:900;line-height:1.24;overflow-wrap:anywhere}
.material-package-items li p{display:flex;flex-wrap:wrap;gap:7px;margin:5px 0 0}
.material-package-items li p span{padding:4px 10px;border-radius:999px;background:#edf5f7;color:#456b76;font-size:17px;font-weight:900}
.material-package-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:18px;color:#456873;font-size:19px;font-weight:800}
.material-package-footer b{color:#218a92;white-space:nowrap}
.material-package-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:end}
.material-package-scale-inline{display:grid;grid-template-columns:auto minmax(0,1fr);align-items:center;gap:10px;margin-top:10px;color:var(--muted);font-size:12px;font-weight:800}
.material-package-scale-inline input{width:100%}
.material-package-detail-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}
.material-package-detail-heading>div{min-width:0}
.material-package-detail-heading strong,.material-package-detail-heading span{display:block}
.material-package-detail-heading strong{color:var(--ink);font-size:15px}
.material-package-detail-heading span{margin-top:3px;color:var(--muted);font-size:12px}
.material-package-admin-materials{display:grid;gap:6px;max-height:310px;margin-top:12px;overflow:auto}
.material-package-admin-materials article{display:grid;grid-template-columns:28px minmax(0,1fr);align-items:center;gap:8px;padding:8px 9px;border:1px solid var(--line);border-radius:9px;background:rgba(255,255,255,.035)}
.material-package-admin-materials article.on-page{border-color:rgba(41,200,138,.7);background:rgba(41,200,138,.08)}
.material-package-admin-materials article>b{display:grid;place-items:center;width:25px;height:25px;border-radius:7px;background:rgba(82,162,255,.15);color:var(--accent);font-size:11px}
.material-package-admin-materials article strong,.material-package-admin-materials article span{display:block}
.material-package-admin-materials article strong{color:var(--ink);font-size:12px;line-height:1.35}
.material-package-admin-materials article span{margin-top:2px;color:var(--muted);font-size:10px}
.material-package-page-actions{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:10px;color:var(--muted);font-size:12px;font-weight:800}
.material-package-admin-list{display:grid;align-content:start;gap:7px;min-height:0;overflow:auto}
.material-package-admin-item{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;padding:11px;border:1px solid #3a4b5e;border-radius:11px;background:#172432}
.material-package-admin-item.active{border-color:#29c88a;box-shadow:inset 0 0 0 1px rgba(41,200,138,.38)}
.material-package-admin-item>div{min-width:0}
.material-package-admin-item strong,.material-package-admin-item span{display:block}
.material-package-admin-item strong{color:#f7fafc;font-size:13px;line-height:1.35}
.material-package-admin-item span{margin-top:4px;color:#9eb0c2;font-size:11px}
.admin-page .editor-preview .material-package-card{cursor:grab;user-select:none}
.admin-page .editor-preview .material-package-card.is-dragging{cursor:grabbing}

/* Single-year comparisons use direct values and relative horizontal bars. */
.data-chart-panel.is-snapshot{padding:18px 22px 20px}
.snapshot-heading{display:flex;align-items:baseline;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;margin-bottom:6px}
.snapshot-heading h3{margin:0;min-width:0}
.snapshot-year{margin:0;font-size:16px;color:#64748b;white-space:nowrap}
.is-snapshot-comparison .data-scene-heading{align-items:center;margin-bottom:12px}
.scene-data .shared-live-card.is-snapshot-comparison{min-height:0}
.is-snapshot-comparison .data-scene-heading h2{margin:0;font-size:30px}
.is-snapshot-comparison .data-scene-heading small{padding-top:0;font-size:16px}
.snapshot-school{padding:12px 0}
.snapshot-school+.snapshot-school{border-top:1px solid #e4edf1}
.snapshot-school-heading{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:10px}
.snapshot-school-name{min-width:0;font-size:23px;font-weight:600;line-height:1.35;overflow-wrap:anywhere;color:#334155}
.snapshot-school-value{flex-shrink:0;font-size:48px;line-height:1.1;font-variant-numeric:tabular-nums}
.snapshot-track{height:13px;background:#edf2f7;border-radius:8px;overflow:hidden}
.snapshot-fill{height:100%;border-radius:8px}
.snapshot-scope{display:block;margin-top:7px;color:#64748b;font-size:13px;line-height:1.4}
.snapshot-school.is-missing .snapshot-school-value{font-size:28px}
.data-charts.is-dual .data-chart-panel.is-snapshot{padding:14px 12px}
.data-charts.is-dual .snapshot-school-heading{gap:8px;align-items:flex-start;flex-direction:column}
.data-charts.is-dual .snapshot-school-name{font-size:20px}
.data-charts.is-dual .snapshot-school-value{font-size:38px}
.data-charts.is-dual .snapshot-year{font-size:15px}

.school-search-field{position:relative;min-width:0}
.school-search-suggestions{position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:40;max-height:240px;overflow:auto;padding:4px;background:#fff;border:1px solid #cbdce4;border-radius:8px;box-shadow:0 8px 20px rgba(25,64,75,.16)}
.school-search-suggestions[hidden]{display:none!important}
.school-search-option{display:block;width:100%;padding:7px 8px;border:0;border-radius:4px;background:transparent;text-align:left;font:inherit;font-size:12px;line-height:1.4;color:#334155;overflow-wrap:anywhere;cursor:pointer}
.school-search-option:hover,.school-search-option[aria-selected="true"]{background:#e7f4f7;color:#147287}