:root {
  --ink-950: #071e35;
  --ink-900: #0b2d4d;
  --ink-800: #164b6d;
  --ink-700: #287493;
  --sea-500: #4bb6ce;
  --sea-300: #8bd8e5;
  --sea-100: #e5f4f7;
  --paper: #f7f3ea;
  --paper-deep: #ede6d8;
  --white: #fffdf8;
  --text: #16282b;
  --muted: #667778;
  --line: #d7ded9;
  --gold: #e0b438;
  --gold-soft: #f5e8bd;
  --shadow: 0 18px 48px rgba(8, 44, 49, 0.12);
  --directory-width: 320px;
  --directory-rail-width: 66px;
  --directory-font-scale: 1;
  --oral-reader-bottom-space: 64px;
  --oral-reader-viewport-gap: 120px;
  --display-font: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --body-font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(90deg, rgba(8, 44, 49, 0.025) 1px, transparent 1px),
    linear-gradient(rgba(8, 44, 49, 0.025) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

body.reader-immersive {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
}

a {
  color: inherit;
}

.loading-screen {
  min-height: 100vh;
  display: grid;
  place-content: center;
  gap: 18px;
  text-align: center;
  color: var(--ink-800);
}

.loading-mark {
  width: 46px;
  aspect-ratio: 1;
  margin: auto;
  border: 3px solid var(--sea-100);
  border-top-color: var(--sea-500);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.site-shell {
  min-height: 100vh;
}

.site-content,
.detail-content {
  margin-left: var(--directory-width);
  transition: margin-left 180ms ease;
}

.detail-content {
  height: 100vh;
  margin-left: var(--directory-rail-width);
  overflow: hidden;
}

body.directory-collapsed .site-content,
body.directory-collapsed .detail-content {
  margin-left: var(--directory-rail-width);
}

.side-directory {
  position: fixed;
  z-index: 60;
  inset: 0 auto 0 0;
  width: var(--directory-width);
  color: #eaf7f3;
  background:
    radial-gradient(circle at 5% 4%, rgba(78, 184, 173, 0.14), transparent 28%),
    #082c31;
  border-right: 1px solid rgba(156, 224, 214, 0.19);
  box-shadow: 10px 0 28px rgba(4, 24, 27, 0.12);
  font-size: calc(14px * var(--directory-font-scale));
  transition: width 180ms ease;
}

.directory-overlay-backdrop {
  display: none;
}

body.detail-route:not(.directory-collapsed) .directory-overlay-backdrop {
  position: fixed;
  z-index: 55;
  inset: 0 0 0 var(--directory-width);
  display: block;
  border: 0;
  padding: 0;
  background: rgba(7, 30, 53, 0.42);
  cursor: pointer;
  backdrop-filter: blur(2px);
}

.directory-expanded {
  display: flex;
  height: 100%;
  min-width: 0;
  flex-direction: column;
}

.directory-rail {
  display: none;
  height: 100%;
  align-items: center;
  flex-direction: column;
  gap: 22px;
  padding-top: 20px;
}

.directory-rail-mark,
.directory-brand-mark {
  display: grid;
  place-items: center;
  color: var(--ink-950);
  background: var(--ink-900);
  font-weight: 900;
  letter-spacing: -0.08em;
}

.directory-rail-mark {
  width: 38px;
  aspect-ratio: 1;
  border-radius: 12px 12px 12px 4px;
}

.directory-rail-logo,
.directory-brand-logo,
.site-brand-logo,
.detail-brand-logo,
.oral-mobile-brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 22%;
}

.directory-rail-open {
  display: grid;
  place-items: center;
  gap: 7px;
  border: 0;
  padding: 6px;
  color: rgba(234, 247, 243, 0.76);
  background: transparent;
  cursor: pointer;
  font-size: 11px;
}

.directory-rail-open span:first-child {
  color: var(--sea-300);
  font-size: 22px;
  line-height: 1;
}

.directory-resizer {
  position: absolute;
  z-index: 4;
  top: 0;
  right: -5px;
  bottom: 0;
  width: 10px;
  cursor: col-resize;
  touch-action: none;
}

.directory-resizer::after {
  position: absolute;
  top: 0;
  right: 4px;
  bottom: 0;
  width: 1px;
  content: "";
  background: rgba(156, 224, 214, 0.18);
  transition: 160ms ease;
}

.directory-resizer:hover::after,
.directory-resizer:focus-visible::after,
body.directory-resizing .directory-resizer::after {
  width: 3px;
  background: var(--sea-300);
}

body.directory-resizing {
  cursor: col-resize;
  user-select: none;
}

.directory-head {
  display: flex;
  min-height: 84px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-bottom: 1px solid rgba(156, 224, 214, 0.16);
  padding: 14px 16px 14px 18px;
}

.directory-brand {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 12px;
  border: 0;
  padding: 0;
  color: #f4fbf8;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.directory-brand-mark {
  width: 40px;
  flex: 0 0 40px;
  aspect-ratio: 1;
  border-radius: 13px 13px 13px 4px;
}

.directory-brand span:last-child {
  display: grid;
  min-width: 0;
  gap: 1px;
}

.directory-brand strong {
  font-size: calc(15px * var(--directory-font-scale));
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.directory-brand small {
  color: rgba(234, 247, 243, 0.56);
  font-size: calc(11px * var(--directory-font-scale));
  letter-spacing: 0.08em;
}

.directory-close {
  display: grid;
  width: 38px;
  aspect-ratio: 1;
  flex: 0 0 38px;
  place-items: center;
  border: 1px solid rgba(156, 224, 214, 0.2);
  border-radius: 11px;
  padding: 0;
  color: var(--sea-300);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  font-size: 25px;
  line-height: 1;
}

.directory-search-wrap {
  padding: 16px 16px 10px;
}

.directory-search {
  display: flex;
  height: 44px;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(156, 224, 214, 0.19);
  border-radius: 13px;
  padding: 0 12px;
  background: rgba(255, 255, 255, 0.06);
}

.directory-search:focus-within {
  border-color: rgba(156, 224, 214, 0.65);
  background: rgba(255, 255, 255, 0.09);
}

.directory-search svg {
  width: 17px;
  flex: 0 0 17px;
  color: rgba(234, 247, 243, 0.48);
}

.directory-search input {
  min-width: 0;
  flex: 1;
  border: 0;
  outline: 0;
  color: #f4fbf8;
  background: transparent;
  font-size: calc(12px * var(--directory-font-scale));
}

.directory-search input::placeholder {
  color: rgba(234, 247, 243, 0.42);
}

.directory-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 2px 0;
  color: rgba(234, 247, 243, 0.48);
  font-size: calc(10px * var(--directory-font-scale));
}

.directory-summary button {
  border: 0;
  padding: 2px 0;
  color: var(--sea-300);
  background: transparent;
  cursor: pointer;
}

.directory-groups {
  min-height: 0;
  flex: 1;
  overflow: auto;
  padding: 0 10px 28px;
  scrollbar-color: rgba(156, 224, 214, 0.25) transparent;
}

.directory-group {
  padding: 3px 0 6px;
}

.directory-group-toggle {
  display: flex;
  width: 100%;
  min-height: 42px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 0;
  border-radius: 11px;
  padding: 8px 10px;
  color: rgba(234, 247, 243, 0.72);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.directory-group-toggle:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.045);
}

.directory-group-label {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 8px;
  font-size: calc(12px * var(--directory-font-scale));
  font-weight: 700;
}

.directory-group-label span:last-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.directory-group-toggle b {
  display: grid;
  min-width: 25px;
  height: 23px;
  place-items: center;
  border-radius: 999px;
  color: var(--sea-300);
  background: rgba(156, 224, 214, 0.11);
  font-size: calc(10px * var(--directory-font-scale));
}

.directory-chevron {
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform 150ms ease;
}

.directory-group.is-collapsed .directory-chevron {
  transform: rotate(-45deg);
}

.directory-group-links {
  display: grid;
  gap: 3px;
  padding: 2px 0;
}

.directory-group.is-collapsed:not(.is-searching) .directory-group-links {
  display: none;
}

.directory-report {
  display: grid;
  width: 100%;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: start;
  gap: 4px;
  border: 0;
  border-left: 3px solid transparent;
  border-radius: 11px;
  padding: 9px 9px 9px 7px;
  color: rgba(234, 247, 243, 0.62);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.directory-report:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.directory-report.is-active {
  border-left-color: var(--sea-300);
  color: #fff;
  background: rgba(78, 184, 173, 0.2);
}

.directory-report-number {
  color: var(--sea-300);
  font-size: calc(12px * var(--directory-font-scale));
  font-weight: 800;
}

.directory-report-title {
  display: -webkit-box;
  overflow: hidden;
  font-size: calc(11.5px * var(--directory-font-scale));
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.directory-report[hidden],
.directory-group[hidden] {
  display: none;
}

body.directory-collapsed .side-directory {
  width: var(--directory-rail-width);
}

body.directory-collapsed .directory-expanded,
body.directory-collapsed .directory-resizer {
  display: none;
}

body.directory-collapsed .directory-rail {
  display: flex;
}

.site-header {
  position: sticky;
  z-index: 30;
  top: 0;
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(24px, 4vw, 72px);
  color: #eefaf6;
  background: rgba(8, 44, 49, 0.96);
  border-bottom: 1px solid rgba(156, 224, 214, 0.22);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.brand-mark {
  display: grid;
  width: 42px;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 13px 13px 13px 4px;
  overflow: hidden;
  color: #fff;
  background: var(--ink-900);
  font-weight: 900;
  letter-spacing: -0.08em;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong {
  font-size: 15px;
  letter-spacing: 0.05em;
}

.brand-copy small {
  color: rgba(238, 250, 246, 0.62);
  font-size: 11px;
  letter-spacing: 0.14em;
}

.header-note {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(238, 250, 246, 0.72);
  font-size: 13px;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 510px;
  padding: clamp(70px, 9vw, 120px) clamp(24px, 7vw, 124px);
  color: #f3fcf8;
  background:
    radial-gradient(circle at 80% 24%, rgba(78, 184, 173, 0.33), transparent 34%),
    linear-gradient(125deg, #082c31 12%, #0f4850 58%, #1e686c);
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.hero::before {
  top: -20%;
  right: -4%;
  width: min(540px, 44vw);
  aspect-ratio: 1;
  border: 1px solid rgba(156, 224, 214, 0.25);
  border-radius: 50%;
  box-shadow:
    0 0 0 42px rgba(156, 224, 214, 0.04),
    0 0 0 86px rgba(156, 224, 214, 0.025);
}

.hero::after {
  right: 7vw;
  bottom: 0;
  width: 34vw;
  height: 140px;
  opacity: 0.22;
  background:
    linear-gradient(90deg, transparent 0 8%, var(--sea-300) 8% 9%, transparent 9% 19%, var(--sea-300) 19% 20%, transparent 20%),
    linear-gradient(0deg, transparent 0 31%, var(--sea-300) 31% 32%, transparent 32% 62%, var(--sea-300) 62% 63%, transparent 63%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 930px;
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--sea-300);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 850px;
  margin: 0;
  font-family: var(--display-font);
  font-size: clamp(54px, 7.5vw, 108px);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.07em;
}

.hero h1 span {
  color: var(--sea-300);
}

.hero-description {
  max-width: 740px;
  margin: 36px 0 0;
  color: rgba(243, 252, 248, 0.78);
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 38px;
  margin-top: 46px;
}

.hero-stat {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 8px;
}

.hero-stat strong {
  color: #fff;
  font-family: var(--display-font);
  font-size: 34px;
  line-height: 1;
}

.hero-stat span {
  color: rgba(243, 252, 248, 0.62);
  font-size: 13px;
}

.catalogue {
  position: relative;
  z-index: 2;
  width: min(1480px, calc(100% - 48px));
  margin: -48px auto 80px;
  overflow: hidden;
  border: 1px solid rgba(8, 44, 49, 0.1);
  border-radius: 28px;
  background: rgba(255, 253, 248, 0.97);
  box-shadow: var(--shadow);
}

.catalogue-toolbar {
  padding: 30px 34px 26px;
  border-bottom: 1px solid var(--line);
}

.toolbar-row {
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: 24px;
  align-items: center;
}

.search-box {
  position: relative;
}

.search-box svg {
  position: absolute;
  top: 50%;
  left: 18px;
  width: 19px;
  transform: translateY(-50%);
  color: var(--ink-700);
}

.search-box input {
  width: 100%;
  height: 54px;
  border: 1px solid #cbd9d3;
  border-radius: 16px;
  outline: none;
  padding: 0 18px 0 50px;
  color: var(--text);
  background: #fbfdf9;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-box input:focus {
  border-color: var(--sea-500);
  box-shadow: 0 0 0 4px rgba(78, 184, 173, 0.12);
}

.result-count {
  min-width: 150px;
  text-align: right;
  color: var(--muted);
  font-size: 13px;
}

.result-count strong {
  margin-right: 5px;
  color: var(--ink-900);
  font-family: var(--display-font);
  font-size: 28px;
}

.category-filters {
  display: flex;
  overflow-x: auto;
  gap: 9px;
  margin-top: 20px;
  padding-bottom: 3px;
  scrollbar-width: thin;
}

.filter-chip {
  flex: 0 0 auto;
  border: 1px solid #cbd9d3;
  border-radius: 999px;
  padding: 9px 14px;
  color: #466063;
  background: #fff;
  cursor: pointer;
  font-size: 13px;
  transition: 0.2s ease;
}

.filter-chip:hover {
  border-color: var(--sea-500);
  color: var(--ink-900);
}

.filter-chip.is-active {
  border-color: var(--ink-900);
  color: #fff;
  background: var(--ink-900);
}

.report-list {
  display: grid;
}

.report-card {
  display: grid;
  grid-template-columns: 92px minmax(300px, 1.05fr) minmax(260px, 0.9fr) 220px;
  gap: 28px;
  align-items: center;
  min-height: 156px;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 26px 34px;
  background: transparent;
  cursor: pointer;
  text-align: left;
  transition: background 0.2s ease, transform 0.2s ease;
}

.report-card:last-child {
  border-bottom: 0;
}

.report-card:hover {
  position: relative;
  z-index: 1;
  background: var(--sea-100);
  transform: translateX(4px);
}

.report-number {
  display: grid;
  width: 58px;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 18px 18px 18px 5px;
  color: #fff;
  background: var(--ink-800);
  font-family: var(--display-font);
  font-size: 24px;
  font-weight: 700;
}

.report-title-zh {
  margin: 0;
  color: var(--ink-950);
  font-family: var(--display-font);
  font-size: 20px;
  line-height: 1.55;
}

.report-title-en {
  margin: 0;
  color: #667476;
  font-size: 13px;
  line-height: 1.55;
}

.report-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border-radius: 999px;
  padding: 5px 11px;
  font-size: 12px;
  line-height: 1.3;
}

.badge-category {
  color: var(--ink-800);
  background: #eef7f4;
  border: 1px solid #c4ddd6;
}

.badge-format {
  color: #755210;
  background: var(--gold-soft);
}

.card-read {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 14px;
  color: var(--ink-700);
  font-size: 13px;
  font-weight: 700;
}

.empty-state {
  padding: 80px 24px;
  text-align: center;
  color: var(--muted);
}

.site-footer {
  padding: 0 24px 64px;
  color: #748082;
  text-align: center;
  font-size: 12px;
}

.detail-shell {
  height: 100vh;
  overflow: hidden;
  color: #edf8f4;
  background: var(--ink-950);
}

.detail-header {
  height: 76px;
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto minmax(240px, 1fr);
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid rgba(156, 224, 214, 0.18);
  padding: 0 24px;
  background: #0b3338;
}

.detail-header-left,
.detail-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.detail-header-right {
  justify-content: flex-end;
}

.detail-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid rgba(156, 224, 214, 0.22);
  border-radius: 12px;
  padding: 8px 14px;
  color: #e8f4f0;
  background: rgba(255, 255, 255, 0.045);
  cursor: pointer;
  transition: 0.2s ease;
}

.detail-button:hover:not(:disabled) {
  border-color: var(--sea-300);
  background: rgba(156, 224, 214, 0.12);
}

.detail-button:disabled {
  opacity: 0.34;
  cursor: default;
}

.detail-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  color: rgba(237, 248, 244, 0.65);
  font-size: 13px;
  text-align: center;
}

.detail-brand-logo {
  width: 32px;
  height: 32px;
}

.detail-index strong {
  margin-right: 6px;
  color: #fff;
}

.detail-index span {
  white-space: nowrap;
}

.detail-main {
  display: grid;
  grid-template-columns: minmax(0, var(--poster-source-size, 56%)) 12px minmax(0, 1fr);
  height: calc(100vh - 76px);
}

.poster-pane,
.article-pane {
  min-width: 0;
  overflow: auto;
  overscroll-behavior: contain;
}

.poster-pane {
  padding: 32px clamp(20px, 3vw, 48px) 80px;
  background:
    radial-gradient(circle at 50% 0, rgba(78, 184, 173, 0.13), transparent 33%),
    #061f23;
  scrollbar-color: rgba(156, 224, 214, 0.34) transparent;
}

.poster-desktop-splitter {
  position: relative;
  z-index: 8;
  display: block;
  width: 12px;
  min-width: 12px;
  cursor: col-resize;
  touch-action: none;
  background:
    linear-gradient(
      90deg,
      #061f23 0,
      #061f23 50%,
      var(--paper) 50%,
      var(--paper) 100%
    );
}

.poster-desktop-splitter::before {
  position: absolute;
  inset: 0 auto 0 5px;
  width: 2px;
  content: "";
  background: rgba(75, 182, 206, 0.18);
  transition: 160ms ease;
}

.poster-desktop-splitter span {
  position: sticky;
  top: calc(50% - 28px);
  display: block;
  width: 4px;
  height: 56px;
  margin-left: 4px;
  border-radius: 999px;
  background: rgba(75, 182, 206, 0.5);
  box-shadow: 0 0 0 4px rgba(75, 182, 206, 0.08);
  transition: 160ms ease;
}

.poster-desktop-splitter:hover::before,
.poster-desktop-splitter:focus-visible::before,
.detail-main.is-horizontal-resizing .poster-desktop-splitter::before {
  background: var(--sea-500);
}

.poster-desktop-splitter:hover span,
.poster-desktop-splitter:focus-visible span,
.detail-main.is-horizontal-resizing .poster-desktop-splitter span {
  background: var(--sea-500);
  box-shadow: 0 0 0 5px rgba(75, 182, 206, 0.16);
}

.poster-desktop-splitter:focus-visible {
  outline: 3px solid var(--sea-300);
  outline-offset: -3px;
}

.detail-main.is-horizontal-resizing {
  cursor: col-resize;
  user-select: none;
}

.poster-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100%, 880px);
  margin: 0 auto 18px;
  color: rgba(237, 248, 244, 0.64);
  font-size: 12px;
}

.poster-toolbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.poster-zoom-hint {
  border: 0;
  padding: 0;
  color: var(--sea-300);
  background: transparent;
  cursor: pointer;
}

.poster-sheet {
  width: min(100%, 880px);
  margin: 0 auto;
  overflow: hidden;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
}

.poster-sheet img {
  display: block;
  width: 100%;
  height: auto;
  cursor: zoom-in;
}

.article-pane {
  position: relative;
  container: report-reader / inline-size;
  color: var(--text);
  background: var(--paper);
  scrollbar-color: #b6c7c1 transparent;
}

.article-hero {
  position: relative;
  overflow: hidden;
  min-height: 0;
  padding: 48px clamp(32px, 7cqi, 56px) 42px;
  color: #f2faf7;
  background:
    radial-gradient(circle at 95% 0, rgba(156, 224, 214, 0.26), transparent 38%),
    linear-gradient(145deg, #0b3b41, #175c62);
}

.article-hero::after {
  position: absolute;
  right: 8%;
  bottom: -54px;
  width: 180px;
  aspect-ratio: 1;
  border: 1px solid rgba(156, 224, 214, 0.25);
  border-radius: 50%;
  content: "";
}

.article-kicker {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.article-hero h1 {
  position: relative;
  z-index: 1;
  margin: 0;
  font-family: var(--display-font);
  font-size: clamp(30px, 7.2cqi, 40px);
  line-height: 1.31;
  letter-spacing: -0.04em;
}

.article-title-en {
  position: relative;
  z-index: 1;
  margin: 22px 0 0;
  color: rgba(242, 250, 247, 0.66);
  font-size: 13px;
  line-height: 1.65;
}

.article-body {
  /* CTA 的窄版规则取决于实际阅读栏，而非浏览器视口。 */
  container: article-copy / inline-size;
  max-width: 880px;
  margin: 0 auto;
  padding: 44px clamp(28px, 5cqi, 48px) 100px;
}

.article-body > :first-child {
  margin-top: 0;
}

.article-body h2 {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 58px 0 22px;
  color: var(--ink-950);
  font-family: var(--display-font);
  font-size: 28px;
  line-height: 1.35;
}

.article-body h2::before {
  flex: 0 0 7px;
  width: 7px;
  height: 28px;
  border-radius: 8px 8px 8px 2px;
  background: var(--sea-500);
  content: "";
}

.article-body h3 {
  margin: 34px 0 14px;
  color: var(--ink-800);
  font-size: 19px;
  line-height: 1.5;
}

.article-body p {
  margin: 0 0 19px;
  color: #2d3e40;
  text-align: justify;
}

.article-body strong {
  color: var(--ink-950);
}

.article-body ul,
.article-body ol {
  margin: 14px 0 24px;
  padding-left: 1.35em;
}

.article-body li {
  margin: 8px 0;
  padding-left: 0.25em;
}

.article-body blockquote {
  margin: 24px 0;
  border-left: 4px solid var(--gold);
  padding: 15px 20px;
  color: #5f512d;
  background: #faf1d8;
}

.table-wrap {
  overflow-x: auto;
  margin: 24px 0 30px;
  border: 1px solid #cfdad5;
  border-radius: 14px;
  background: #fff;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.55;
}

.article-body th,
.article-body td {
  min-width: 120px;
  border-bottom: 1px solid #dce5e1;
  padding: 12px 14px;
  vertical-align: top;
  text-align: left;
}

.article-body th {
  color: #f2faf7;
  background: var(--ink-800);
  font-weight: 700;
}

.article-body tr:last-child td {
  border-bottom: 0;
}

.article-body code {
  border-radius: 4px;
  padding: 2px 5px;
  color: #6b4113;
  background: #f7e9cc;
}

.article-body a {
  color: var(--ink-700);
  text-decoration-color: var(--sea-500);
  text-underline-offset: 3px;
}

.brand-follow-card {
  position: relative;
  isolation: isolate;
  container-type: inline-size;
  display: flex;
  flex-wrap: wrap;
  overflow: hidden;
  gap: clamp(12px, 2.5cqi, 24px);
  align-items: center;
  margin-top: 52px;
  border: 1px solid rgba(75, 182, 206, 0.28);
  border-radius: 22px;
  padding: clamp(16px, 3cqi, 30px);
  color: #f6fbff;
  background: #12335a;
  box-shadow: 0 16px 42px rgba(7, 30, 53, 0.15);
}

.brand-follow-card::after {
  position: absolute;
  z-index: 0;
  inset: 0;
  background: linear-gradient(90deg, rgba(3, 22, 47, 0.38), rgba(3, 22, 47, 0.08) 58%, transparent 78%);
  content: "";
  pointer-events: none;
}

.brand-follow-visual {
  position: absolute;
  inset: 0;
  opacity: 1;
  pointer-events: none;
}

.brand-follow-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* 原图含品牌字样：裁取右侧的纯图形区域，避免与卡片正文叠字。 */
  object-position: 72% center;
}

.brand-follow-copy,
.brand-follow-qr {
  position: relative;
  z-index: 1;
}

.brand-follow-copy {
  display: grid;
  flex: 1 1 min(100%, 30rem);
  min-width: 0;
  gap: 7px;
  align-content: center;
  padding-block: clamp(4px, 1cqi, 10px);
  padding-inline: clamp(4px, 1cqi, 10px);
  text-shadow: 0 2px 12px rgba(2, 20, 38, 0.9);
}

.brand-follow-copy strong {
  color: #fff;
  font-family: var(--display-font);
  font-size: clamp(22px, 2vw, 30px);
  line-height: 1.45;
  writing-mode: horizontal-tb;
  word-break: normal;
  overflow-wrap: break-word;
  text-wrap: balance;
}

.brand-follow-copy p {
  margin: 0;
  color: rgba(246, 251, 255, 0.68);
  font-size: 13px;
}

.brand-follow-qr {
  flex: 0 0 clamp(76px, 14cqi, 118px);
  width: clamp(76px, 14cqi, 118px);
  max-width: 100%;
  height: auto;
  margin-inline-start: auto;
  aspect-ratio: 1;
  border: 7px solid #fff;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(2, 20, 38, 0.24);
  object-fit: cover;
}

/*
 * 原横幅左侧自带品牌字和望远镜。窄阅读栏（也包括桌面分栏被拖窄时）
 * 从中部纯图形区取景；正文与二维码仍是正常 flex 子项，不随视口坐标定位。
 */
@container article-copy (max-width: 640px) {
  .brand-follow-card {
    min-height: clamp(154px, 46cqi, 190px);
    flex-wrap: nowrap;
    gap: clamp(10px, 3cqi, 14px);
    padding: clamp(14px, 4cqi, 20px);
  }

  .brand-follow-card::after {
    background: linear-gradient(90deg, rgba(5, 24, 46, 0.5), rgba(5, 24, 46, 0.12) 72%);
  }

  .brand-follow-visual img {
    object-position: 58% center;
  }

  .brand-follow-copy {
    flex: 1 1 0;
    align-content: center;
    padding: 0;
  }

  .brand-follow-copy strong {
    font-size: clamp(19px, 5.6cqi, 22px);
    line-height: 1.38;
  }

  .brand-follow-copy p {
    font-size: 12px;
    line-height: 1.55;
  }

  .brand-follow-qr {
    flex-basis: clamp(72px, 22cqi, 88px);
    width: clamp(72px, 22cqi, 88px);
    margin-inline-start: 0;
    border-width: 5px;
  }
}

.poster-mobile-splitter,
.oral-mobile-splitter,
.mobile-reading-handle,
.oral-thumbnails-backdrop,
.oral-mobile-full-reading {
  display: none;
}

.oral-mobile-full-reading {
  /* 保留逐页阅读器规则，并让 Banner 按此全文栏实际宽度自适应。 */
  container-name: report-reader article-copy;
  container-type: inline-size;
}

.image-lightbox {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: flex;
  flex-direction: column;
  background: rgba(3, 20, 23, 0.97);
}

.image-lightbox[hidden] {
  display: none;
}

.lightbox-close {
  position: fixed;
  z-index: 3;
  top: 20px;
  right: 24px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  padding: 9px 18px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.lightbox-toolbar {
  position: fixed;
  z-index: 3;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(8, 32, 36, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
}

.lightbox-tool {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 36px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-size: 13px;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.lightbox-tool:hover,
.lightbox-tool:focus-visible {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.4);
  outline: none;
}

.lightbox-tool[aria-disabled="true"] {
  opacity: 0.4;
  pointer-events: none;
}

.viewer-scale {
  min-width: 56px;
  text-align: center;
  color: rgba(234, 247, 243, 0.92);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  user-select: none;
}

.lightbox-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  touch-action: none;
  padding: 78px 16px 24px;
}

.lightbox-stage.is-panning {
  cursor: grabbing;
}

.lightbox-stage:not(.is-panning) {
  cursor: grab;
}

/* 查看器画布：承载缩放与平移 transform，与图片自身的旋转 transform 分离。 */
.viewer-canvas {
  transform-origin: center center;
  will-change: transform;
}

.lightbox-stage img {
  display: block;
  width: min(1500px, 94vw);
  max-width: none;
  height: auto;
  align-self: flex-start;
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.5);
}

@media (max-width: 1120px) {
  .report-card {
    grid-template-columns: 72px minmax(260px, 1fr) minmax(220px, 0.8fr);
  }

  .report-meta {
    grid-column: 2 / -1;
    justify-content: flex-start;
    margin-top: -16px;
  }

}

@media (max-width: 960px) {
  .poster-desktop-splitter {
    display: none;
  }

  .side-directory {
    display: none;
  }

  .site-content,
  .detail-content,
  body.directory-collapsed .site-content,
  body.directory-collapsed .detail-content {
    margin-left: 0;
  }

  .detail-content {
    height: 100svh;
    overflow: hidden;
  }

  .site-header {
    height: 68px;
    padding: 0 18px;
  }

  .header-note,
  .brand-copy small {
    display: none;
  }

  .hero {
    min-height: 470px;
    padding: 70px 24px 96px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 76px);
  }

  .catalogue {
    width: calc(100% - 24px);
    margin-top: -36px;
    border-radius: 22px;
  }

  .catalogue-toolbar {
    padding: 22px 18px;
  }

  .toolbar-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .result-count {
    text-align: left;
  }

  .report-card {
    grid-template-columns: 60px 1fr;
    gap: 18px;
    padding: 22px 18px;
  }

  .report-number {
    width: 50px;
    border-radius: 15px 15px 15px 4px;
    font-size: 20px;
  }

  .report-title-en {
    grid-column: 2;
  }

  .report-meta {
    grid-column: 2;
    margin-top: 0;
  }

  .detail-shell {
    height: 100svh;
    min-height: 100svh;
    overflow: hidden;
  }

  .detail-header {
    position: sticky;
    z-index: 20;
    top: 0;
    height: auto;
    min-height: 68px;
    grid-template-columns: auto 1fr auto;
    padding: 10px 12px;
  }

  .detail-header-right .detail-button:first-child,
  .detail-header-right .detail-button:nth-child(2) {
    display: inline-flex;
    width: 34px;
    min-height: 36px;
    padding: 0;
    overflow: hidden;
    font-size: 0;
    white-space: nowrap;
  }

  .detail-header-right .detail-button:first-child::after {
    content: "←";
    font-size: 15px;
  }

  .detail-header-right .detail-button:nth-child(2)::after {
    content: "→";
    font-size: 15px;
  }

  #open-poster {
    display: none;
  }

  .detail-header-left .detail-button {
    min-height: 38px;
    padding: 6px 9px;
    font-size: 12px;
  }

  .detail-index {
    gap: 5px;
  }

  .detail-brand-logo {
    width: 28px;
    height: 28px;
  }

  .detail-main {
    display: grid;
    height: calc(100svh - 68px);
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, var(--mobile-source-size, 50%)) 18px minmax(0, 1fr);
  }

  .poster-pane,
  .article-pane {
    min-height: 0;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .poster-pane {
    grid-row: 1;
    padding: 14px 12px 36px;
  }

  .poster-sheet,
  .poster-toolbar {
    width: 100%;
  }

  .poster-toolbar {
    position: sticky;
    z-index: 3;
    top: -14px;
    margin-bottom: 10px;
    padding: 10px 4px;
    background: rgba(6, 31, 35, 0.94);
    backdrop-filter: blur(12px);
  }

  .poster-toolbar > span:first-child {
    display: none;
  }

  .poster-toolbar-actions {
    width: 100%;
    justify-content: flex-end;
    gap: 18px;
  }

  .poster-mobile-splitter,
  .oral-mobile-splitter {
    position: relative;
    z-index: 8;
    display: grid;
    min-height: 18px;
    place-items: center;
    background: var(--ink-900);
    cursor: row-resize;
    touch-action: none;
  }

  .poster-mobile-splitter {
    grid-row: 2;
  }

  .poster-mobile-splitter span,
  .oral-mobile-splitter span,
  .mobile-reading-handle > span {
    width: 46px;
    height: 4px;
    border-radius: 999px;
    background: rgba(139, 216, 229, 0.68);
  }

  .article-pane {
    grid-row: 3;
  }

  .mobile-reading-handle {
    position: sticky;
    z-index: 9;
    display: grid;
    top: 0;
    width: 100%;
    min-height: 46px;
    grid-template-columns: auto auto 1fr;
    align-items: center;
    gap: 10px;
    border: 0;
    border-bottom: 1px solid #d5e1e5;
    padding: 8px 16px;
    color: var(--ink-900);
    background: rgba(247, 243, 234, 0.96);
    text-align: left;
    cursor: row-resize;
    touch-action: none;
    backdrop-filter: blur(12px);
  }

  .mobile-reading-handle b {
    font-size: 14px;
  }

  .mobile-reading-handle small {
    justify-self: end;
    color: var(--muted);
    font-size: 11px;
  }

  .article-hero {
    min-height: 0;
    padding: 34px 22px;
  }

  .article-body {
    padding: 34px 22px 72px;
  }

  .detail-main.is-resizing,
  .oral-reader-grid.is-resizing {
    user-select: none;
  }
}

.directory-type {
  margin: 5px 0 10px;
  border: 1px solid rgba(156, 224, 214, 0.12);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.025);
}

.directory-type-head {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: center;
  min-height: 54px;
}

.directory-type-toggle,
.directory-type-open {
  border: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.directory-type-toggle {
  display: grid;
  height: 100%;
  place-items: center;
  padding: 0;
  color: var(--sea-300);
}

.directory-type-open {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 12px 11px 0;
  text-align: left;
}

.directory-type-open strong {
  color: #f5fcf9;
  font-size: calc(13px * var(--directory-font-scale));
}

.directory-type-open span {
  min-width: 29px;
  border-radius: 999px;
  padding: 2px 8px;
  color: var(--ink-950);
  background: var(--sea-300);
  text-align: center;
  font-size: calc(10px * var(--directory-font-scale));
  font-weight: 800;
}

.directory-type-body {
  border-top: 1px solid rgba(156, 224, 214, 0.1);
  padding: 5px 4px 7px;
}

.directory-type.is-collapsed:not(.is-searching) .directory-type-body {
  display: none;
}

.collection-switch {
  position: relative;
  z-index: 4;
  display: grid;
  width: min(1180px, calc(100% - 48px));
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: -62px auto 34px;
}

.collection-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  min-height: 132px;
  border: 1px solid rgba(8, 44, 49, 0.12);
  border-radius: 24px;
  padding: 24px 28px;
  color: var(--ink-950);
  background: rgba(255, 253, 248, 0.98);
  box-shadow: var(--shadow);
  text-align: left;
  cursor: pointer;
  transition: 180ms ease;
}

.collection-card:hover,
.collection-card.is-active {
  border-color: var(--sea-500);
  background: #eef8f4;
  transform: translateY(-3px);
}

.collection-count {
  display: grid;
  width: 66px;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 21px 21px 21px 6px;
  color: #fff;
  background: var(--ink-800);
  font-family: var(--display-font);
  font-size: 28px;
  font-weight: 700;
}

.collection-card > span:nth-child(2) {
  display: grid;
  gap: 6px;
}

.collection-card strong {
  font-family: var(--display-font);
  font-size: 25px;
}

.collection-card small {
  color: var(--muted);
  font-size: 13px;
}

.collection-arrow {
  color: var(--ink-700);
  font-size: 28px;
}

.catalogue {
  margin-top: 0;
}

.catalogue-heading {
  display: flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding: 28px 34px;
  background: #fbfdf9;
}

.catalogue-heading h2,
.catalogue-heading p {
  margin: 0;
}

.catalogue-heading h2 {
  color: var(--ink-950);
  font-family: var(--display-font);
  font-size: 28px;
}

.catalogue-heading p {
  color: var(--muted);
  font-size: 13px;
}

.catalogue-type {
  border-radius: 999px;
  padding: 8px 14px;
  color: #fff;
  background: var(--ink-800);
  font-size: 12px;
  font-weight: 800;
}

.poster-sheet.is-rotated,
.lightbox-poster-frame.is-rotated {
  position: relative;
  display: grid;
  aspect-ratio: var(--poster-rotated-ratio);
  place-items: center;
  overflow: hidden;
  background: #fff;
}

.poster-sheet.is-rotated img,
.lightbox-stage .lightbox-poster-frame.is-rotated img {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: calc(var(--poster-source-ratio) * 100%);
  max-width: none;
  height: auto;
  box-shadow: none;
  transform-origin: center;
}

.poster-sheet.rotation-90 img,
.lightbox-poster-frame.rotation-90 img {
  transform: translate(-50%, -50%) rotate(90deg);
}

.poster-sheet.rotation-180 img,
.lightbox-poster-frame.rotation-180 img {
  transform: rotate(180deg);
}

.poster-sheet.rotation-270 img,
.lightbox-poster-frame.rotation-270 img {
  transform: translate(-50%, -50%) rotate(270deg);
}

.lightbox-poster-frame {
  width: min(1500px, 94vw);
  margin: auto;
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.5);
}

.lightbox-stage .lightbox-poster-frame:not(.is-rotated) img,
.lightbox-stage .lightbox-slide img {
  display: block;
  width: 100%;
  max-width: none;
  height: auto;
}

.lightbox-slide {
  width: min(1600px, 94vw);
  margin: auto;
}

/* 窄屏：工具栏改为两行紧凑布局，保证按钮热区可点。 */
@media (max-width: 720px) {
  .image-lightbox {
    padding: 0;
  }
  .lightbox-toolbar {
    top: 10px;
    flex-wrap: wrap;
    justify-content: center;
    max-width: calc(100vw - 24px);
    padding: 6px 8px;
    gap: 4px;
  }
  .lightbox-tool {
    min-width: 36px;
    min-height: 32px;
    padding: 5px 9px;
    font-size: 12px;
  }
  .viewer-scale {
    min-width: 44px;
    font-size: 12px;
  }
  .lightbox-close {
    top: 10px;
    right: 12px;
    padding: 7px 14px;
  }
  .lightbox-stage {
    padding: 96px 8px 16px;
  }
  .lightbox-stage img,
  .lightbox-poster-frame,
  .lightbox-slide {
    width: 94vw;
  }
}

.oral-detail-shell {
  min-height: 100vh;
  color: var(--text);
  background: var(--paper);
}

.oral-detail-content {
  min-height: 100vh;
  margin-left: var(--directory-rail-width);
  transition: margin-left 180ms ease;
}

body.directory-collapsed .oral-detail-content {
  margin-left: var(--directory-rail-width);
}

.oral-detail-content .detail-header {
  position: sticky;
  z-index: 30;
  top: 0;
  color: #edf8f4;
}

.oral-detail-main {
  min-width: 0;
  padding-bottom: var(--oral-reader-bottom-space);
}

.oral-hero {
  padding: clamp(64px, 8vw, 108px) clamp(34px, 7vw, 116px);
  color: #f2faf7;
  background:
    radial-gradient(circle at 88% 16%, rgba(156, 224, 214, 0.28), transparent 32%),
    linear-gradient(132deg, #082c31, #155159 68%, #267078);
}

.oral-hero h1 {
  max-width: 1180px;
  margin: 0;
  font-family: var(--display-font);
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.22;
  letter-spacing: -0.045em;
}

.oral-hero > p {
  max-width: 950px;
  margin: 26px 0 0;
  color: rgba(242, 250, 247, 0.65);
  font-size: 14px;
}

.oral-read-time {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(156, 224, 214, 0.35);
  border-radius: 999px;
  padding: 5px 11px;
  color: var(--sea-300);
  font-size: 12px;
}

.oral-content {
  width: min(1120px, calc(100% - 64px));
  margin: 0 auto;
  padding: 64px 0 32px;
  /* 同时供阅读器和 Banner 的容器查询使用。 */
  container-name: report-reader article-copy;
  container-type: inline-size;
}

.oral-report-info,
.oral-strategy,
.oral-metrics,
.oral-section {
  margin-bottom: 42px;
  border: 1px solid rgba(8, 44, 49, 0.1);
  border-radius: 24px;
  padding: clamp(28px, 4vw, 48px);
  background: rgba(255, 253, 248, 0.98);
  box-shadow: 0 12px 38px rgba(8, 44, 49, 0.07);
}

.oral-report-info h2,
.oral-metrics h2 {
  margin: 0 0 24px;
  color: var(--ink-950);
  font-family: var(--display-font);
  font-size: 30px;
}

.oral-section-banner {
  position: relative;
  display: grid;
  grid-template-columns: 16% 84%;
  min-height: 112px;
  margin: 0 0 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 227, 29, 0.28);
  border-radius: 18px;
  background: linear-gradient(100deg, #071e35 0 18%, #f15b4f 44%, #a82f35 100%);
  box-shadow: 0 10px 24px rgba(3, 19, 47, 0.12);
}

.oral-section-banner::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 58%;
  background-image: url("./assets/brand/section-banner-clean.png");
  background-position: left center;
  background-repeat: no-repeat;
  background-size: auto 100%;
  -webkit-mask-image: linear-gradient(90deg, #000 0 76%, rgba(0, 0, 0, 0.96) 84%, transparent 100%);
  mask-image: linear-gradient(90deg, #000 0 76%, rgba(0, 0, 0, 0.96) 84%, transparent 100%);
}

.oral-section-banner::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: linear-gradient(90deg, #ffe31d, rgba(255, 227, 29, 0.12) 68%, transparent);
}

.oral-section-banner h2 {
  position: relative;
  z-index: 1;
  grid-column: 2;
  align-self: center;
  justify-self: center;
  width: auto;
  margin: 0;
  padding: 0 clamp(24px, 4vw, 72px);
  color: #fff;
  font-family: var(--display-font);
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.22;
  text-align: center;
  text-shadow: 0 2px 12px rgba(3, 19, 47, 0.52);
}

.oral-report-info dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--line);
}

.oral-report-info dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 14px;
  padding: 16px 18px;
  background: #fff;
}

.oral-report-info dt {
  color: var(--muted);
}

.oral-report-info dd {
  margin: 0;
  color: var(--ink-900);
}

.oral-strategy {
  border-color: rgba(78, 184, 173, 0.32);
  color: #effaf6;
  background:
    radial-gradient(circle at 92% 0, rgba(156, 224, 214, 0.18), transparent 36%),
    var(--ink-900);
}

.oral-strategy > span {
  color: var(--sea-300);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.oral-strategy > p {
  margin: 16px 0 0;
  font-family: var(--display-font);
  font-size: clamp(23px, 2.4vw, 32px);
  line-height: 1.62;
}

.oral-metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.oral-metric-grid article {
  border: 1px solid #cfe0da;
  border-radius: 18px;
  padding: 22px;
  background: #f3faf7;
  transition: 180ms ease;
}

.oral-metric-grid strong {
  color: var(--ink-800);
  font-family: var(--display-font);
  font-size: 28px;
}

.oral-metric-grid p {
  margin: 8px 0 0;
  color: #42575a;
  font-size: 14px;
}

.oral-section-summary {
  margin: 0 0 28px;
  border-left: 4px solid var(--sea-500);
  padding: 14px 18px;
  color: #334b4e;
  background: var(--sea-100);
  font-size: 17px;
}

.oral-subsection {
  margin-top: 32px;
  border-top: 1px solid var(--line);
  padding-top: 28px;
  transition: 220ms ease;
}

.oral-subsection h3 {
  margin: 0 0 14px;
  color: var(--ink-800);
  font-size: 21px;
}

.oral-subsection p {
  margin: 0 0 15px;
  color: #2d3e40;
  text-align: justify;
}

.source-pages {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  margin-top: 15px;
  color: var(--muted);
  font-size: 12px;
}

.source-pages button {
  border: 1px solid #bfd8d1;
  border-radius: 999px;
  padding: 4px 9px;
  color: var(--ink-800);
  background: #f3faf7;
  cursor: pointer;
}

.oral-strategy .source-pages {
  color: rgba(239, 250, 246, 0.6);
}

.oral-strategy .source-pages button {
  border-color: rgba(156, 224, 214, 0.34);
  color: var(--sea-300);
  background: rgba(255, 255, 255, 0.05);
}

.oral-reading-highlight {
  border-radius: 14px;
  outline: 3px solid var(--gold);
  outline-offset: 8px;
  background: #fff7d9 !important;
}

.oral-reader {
  height: clamp(620px, calc(100dvh - var(--oral-reader-viewport-gap)), 820px);
  min-height: 0;
  scroll-margin-top: 88px;
  overflow: hidden;
  color: #eaf7f3;
  background: #061f23;
}

.oral-reader-header {
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid rgba(156, 224, 214, 0.18);
  padding: 0 24px;
  background: #0b3338;
}

.oral-reader-header > div:first-child {
  display: grid;
  gap: 2px;
}

.oral-reader-header strong {
  font-size: 18px;
}

.oral-reader-header span {
  color: rgba(234, 247, 243, 0.58);
  font-size: 12px;
}

.oral-reader-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.oral-reader-controls button,
.oral-return-reading {
  border: 1px solid rgba(156, 224, 214, 0.24);
  border-radius: 10px;
  padding: 8px 12px;
  color: #eaf7f3;
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
}

.oral-reader-controls button:disabled {
  opacity: 0.35;
  cursor: default;
}

.oral-reader-grid {
  display: grid;
  height: calc(100% - 78px);
  min-height: 0;
  grid-template-columns: 232px minmax(600px, 1fr) minmax(360px, 420px);
}

.oral-thumbnails,
.oral-slide-notes {
  min-height: 0;
  overflow: auto;
  scrollbar-color: rgba(156, 224, 214, 0.28) transparent;
}

.oral-thumbnails {
  border-right: 1px solid rgba(156, 224, 214, 0.13);
  padding: 12px;
}

.oral-thumbnail {
  display: grid;
  width: 100%;
  grid-template-columns: 76px 1fr;
  gap: 10px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 8px;
  color: rgba(234, 247, 243, 0.64);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.oral-thumbnail.is-active {
  border-color: var(--sea-500);
  color: #fff;
  background: rgba(78, 184, 173, 0.16);
}

.oral-thumbnail img {
  display: block;
  width: 96px;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  border-radius: 4px;
  background: #fff;
}

.oral-thumbnail span {
  display: -webkit-box;
  overflow: hidden;
  font-size: 11px;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.oral-thumbnail b {
  display: block;
  color: var(--sea-300);
}

.oral-slide-stage {
  position: relative;
  display: grid;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  grid-template-rows: minmax(0, 1fr) auto;
  place-items: center;
  padding: 20px;
}

.oral-slide-image-button {
  position: relative;
  display: grid;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 0;
  max-width: 100%;
  max-height: 100%;
  overflow: hidden;
  place-items: center;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: zoom-in;
}

.oral-slide-image-button img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.36);
}

.oral-slide-stage > p {
  margin: 12px 0 0;
  color: rgba(234, 247, 243, 0.55);
  font-size: 12px;
}

.oral-slide-notes {
  border-left: 1px solid rgba(156, 224, 214, 0.13);
  padding: 30px 26px;
  background: #0b3338;
}

.oral-notes-label {
  color: var(--sea-300);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.oral-slide-notes h3 {
  margin: 14px 0 22px;
  color: #fff;
  font-family: var(--display-font);
  font-size: 24px;
  line-height: 1.4;
}

.oral-slide-notes p {
  margin: 0 0 16px;
  color: rgba(234, 247, 243, 0.76);
}

.oral-return-reading {
  margin-top: 14px;
  color: var(--sea-300);
}

.oral-reader:fullscreen {
  width: 100vw;
  height: 100vh;
  min-height: 100vh;
  max-height: none;
  background: #061f23;
}

.oral-reader.is-immersive {
  position: fixed;
  z-index: 120;
  inset: 0;
  width: 100vw;
  height: 100svh;
  min-height: 100svh;
  max-height: none;
  border-radius: 0;
  background: #061f23;
}

.oral-reader:fullscreen .oral-reader-grid {
  height: calc(100vh - 78px);
}

.oral-reader.is-immersive .oral-reader-grid {
  height: calc(100svh - 78px);
}

@media (max-width: 1120px) {
  .oral-reader-grid {
    grid-template-columns: minmax(150px, 20%) minmax(0, 1fr) minmax(250px, 32%);
  }

  .oral-metric-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 960px) {
  .collection-switch {
    width: calc(100% - 24px);
    grid-template-columns: 1fr;
  }

  .collection-card {
    min-height: 110px;
  }

  .oral-detail-content,
  body.directory-collapsed .oral-detail-content {
    height: 100svh;
    margin-left: 0;
    overflow: hidden;
  }

  .oral-detail-main {
    height: calc(100svh - 68px);
    overflow: hidden;
    padding-bottom: 0;
  }

  .oral-hero,
  .oral-content {
    display: none;
  }

  .oral-report-info dl,
  .oral-metric-grid {
    grid-template-columns: 1fr;
  }

  .oral-reader {
    height: 100%;
    min-height: 0;
  }

  .oral-reader-header {
    height: 64px;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
  }

  .oral-reader-header > div:first-child {
    min-width: 0;
  }

  .oral-reader-header > div:first-child strong {
    font-size: 13px;
    white-space: nowrap;
  }

  .oral-reader-header > div:first-child span {
    display: none;
  }

  .oral-reader-controls {
    min-width: 0;
    flex: 1;
    justify-content: flex-end;
    gap: 5px;
  }

  .oral-reader-controls button {
    min-height: 36px;
    padding: 6px 8px;
    font-size: 11px;
  }

  #oral-slide-prev,
  #oral-slide-next {
    font-size: 0;
  }

  #oral-slide-prev::after {
    content: "←";
    font-size: 16px;
  }

  #oral-slide-next::after {
    content: "→";
    font-size: 16px;
  }

  .oral-reader-grid {
    position: relative;
    height: calc(100% - 64px);
    min-height: 0;
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, var(--oral-source-size, 50%)) 18px minmax(0, 1fr);
  }

  .oral-thumbnails {
    position: absolute;
    z-index: 30;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    max-height: 68%;
    overflow: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    border: 0;
    border-top: 1px solid rgba(139, 216, 229, 0.3);
    padding: 14px 12px max(18px, env(safe-area-inset-bottom));
    background: #071e35;
    box-shadow: 0 -22px 70px rgba(0, 0, 0, 0.48);
    transform: translateY(105%);
    transition: transform 220ms ease;
  }

  .oral-thumbnail {
    min-width: 0;
    grid-template-columns: 68px minmax(0, 1fr);
    padding: 7px;
  }

  .oral-thumbnail img {
    width: 68px;
  }

  .oral-reader.is-thumbnails-open .oral-thumbnails {
    transform: translateY(0);
  }

  .oral-thumbnails-backdrop {
    position: absolute;
    z-index: 29;
    inset: 0;
    border: 0;
    padding: 0;
    background: rgba(3, 16, 28, 0.62);
  }

  .oral-reader.is-thumbnails-open .oral-thumbnails-backdrop {
    display: block;
  }

  .oral-slide-stage {
    grid-row: 1;
    min-height: 0;
    padding: 10px 10px 20px;
  }

  .oral-slide-image-button img {
    width: 100%;
    height: 100%;
    max-height: 100%;
  }

  .oral-slide-stage > p {
    max-width: 100%;
    overflow: hidden;
    margin-top: 5px;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .oral-mobile-splitter {
    grid-row: 2;
  }

  .oral-slide-notes {
    grid-row: 3;
    border: 0;
    padding: 0;
    color: var(--text);
    background: var(--paper);
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .oral-current-commentary {
    padding: 24px 22px 30px;
    color: #edf8fb;
    background:
      radial-gradient(circle at 95% 0, rgba(75, 182, 206, 0.18), transparent 34%),
      var(--ink-900);
  }

  .oral-current-commentary .oral-notes-label {
    color: var(--gold);
  }

  .oral-slide-notes .oral-current-commentary h3 {
    margin: 10px 0 17px;
    color: #fff;
    font-size: 22px;
  }

  .oral-slide-notes .oral-current-commentary p {
    color: rgba(237, 248, 251, 0.82);
  }

  .oral-mobile-full-reading {
    display: block;
    padding: 0 16px 70px;
    color: var(--text);
    background: var(--paper);
  }

  .oral-mobile-reading-head {
    margin: 0 -16px 24px;
    padding: 28px 22px;
    color: #fff;
    background: var(--ink-950);
  }

  .oral-mobile-brand-logo {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
  }

  .oral-mobile-reading-head span {
    color: var(--gold);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
  }

  .oral-mobile-reading-head h2 {
    margin: 10px 0 0;
    font-family: var(--display-font);
    font-size: 24px;
    line-height: 1.45;
  }

  .oral-mobile-full-reading .oral-report-info,
  .oral-mobile-full-reading .oral-strategy,
  .oral-mobile-full-reading .oral-metrics,
  .oral-mobile-full-reading .oral-section {
    margin-bottom: 24px;
    border-radius: 18px;
    padding: 22px 18px;
  }

  .oral-mobile-full-reading .oral-report-info h2,
  .oral-mobile-full-reading .oral-metrics h2 {
    margin-bottom: 18px;
    font-size: 24px;
  }

  .oral-mobile-full-reading .oral-section-banner {
    grid-template-columns: 1fr;
    min-height: 84px;
    margin-bottom: 20px;
    border-radius: 14px;
  }

  .oral-mobile-full-reading .oral-section-banner::before {
    width: 100%;
  }

  .oral-mobile-full-reading .oral-section-banner h2 {
    grid-column: 1;
    width: 62%;
    margin-right: 1%;
    font-size: clamp(20px, 5.6vw, 25px);
    line-height: 1.3;
  }

  .oral-mobile-full-reading .oral-report-info dl div {
    grid-template-columns: 88px 1fr;
    padding: 13px 12px;
    font-size: 13px;
  }

  .oral-mobile-full-reading .oral-strategy > p {
    font-size: 22px;
  }

  .oral-mobile-full-reading .oral-section-summary {
    font-size: 15px;
  }

  .oral-reader:fullscreen .oral-reader-grid {
    height: calc(100svh - 64px);
  }

  .oral-reader.is-immersive .oral-reader-grid {
    height: calc(100svh - 64px);
  }
}

@media (max-width: 960px) and (max-height: 540px) and (orientation: landscape) {
  .detail-content,
  body.directory-collapsed .detail-content {
    height: auto;
    min-height: 100svh;
    overflow-y: auto;
  }

  .detail-shell {
    height: auto;
    min-height: 100svh;
    overflow: visible;
  }

  .detail-main {
    height: 560px;
    min-height: 560px;
  }

  .oral-detail-content,
  body.directory-collapsed .oral-detail-content {
    height: auto;
    min-height: 100svh;
    overflow-y: auto;
  }

  .oral-detail-main {
    height: auto;
    min-height: calc(100svh - 68px);
    overflow: visible;
  }

  .oral-reader {
    height: 560px;
  }

  .oral-reader-grid {
    grid-template-rows: minmax(240px, 55%) 18px minmax(220px, 1fr);
  }
}

@media (max-width: 480px) {
  .hero {
    min-height: 400px;
    padding: 56px 20px 80px;
  }

  .hero h1 {
    font-size: clamp(42px, 13vw, 60px);
  }

  .detail-header {
    gap: 7px;
    padding: 8px;
  }

  .detail-header-left .detail-button {
    max-width: 142px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .detail-header-right {
    gap: 5px;
  }

  .detail-index {
    min-width: 0;
    font-size: 11px;
  }

  .detail-brand-logo {
    width: 26px;
    height: 26px;
  }

  .article-hero {
    padding: 28px 18px;
  }

  .article-hero h1 {
    font-size: 27px;
    line-height: 1.34;
  }

  .article-body {
    padding: 30px 18px 68px;
    font-size: 15px;
    line-height: 1.72;
  }

  .article-body h2 {
    margin: 42px 0 18px;
    font-size: 22px;
  }

  .article-body h3 {
    margin-top: 28px;
    font-size: 17px;
  }

  .oral-reader-header {
    padding-inline: 8px;
  }

  .oral-reader-header > div:first-child strong {
    font-size: 12px;
  }

  .oral-reader-controls {
    gap: 4px;
  }

  .oral-reader-controls button {
    min-height: 34px;
    padding: 5px 7px;
    font-size: 10px;
  }

  .oral-thumbnails {
    grid-template-columns: 1fr;
  }

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

  .oral-thumbnail img {
    width: 92px;
  }

  .oral-current-commentary {
    padding: 20px 18px 26px;
  }

  .oral-slide-notes .oral-current-commentary h3 {
    margin: 8px 0 14px;
    font-size: 20px;
    line-height: 1.42;
  }

  .oral-slide-notes .oral-current-commentary p {
    margin-bottom: 13px;
    font-size: 15px;
    line-height: 1.72;
  }

  .oral-mobile-full-reading {
    padding: 0 12px 64px;
    font-size: 15px;
    line-height: 1.72;
  }

  .oral-mobile-reading-head {
    margin-inline: -12px;
    padding: 24px 18px;
  }

  .oral-mobile-reading-head h2 {
    font-size: 21px;
  }

  .oral-mobile-full-reading .oral-report-info,
  .oral-mobile-full-reading .oral-strategy,
  .oral-mobile-full-reading .oral-metrics,
  .oral-mobile-full-reading .oral-section {
    margin-bottom: 18px;
    border-radius: 15px;
    padding: 18px 14px;
  }

  .oral-mobile-full-reading .oral-report-info h2,
  .oral-mobile-full-reading .oral-metrics h2 {
    margin-bottom: 14px;
    font-size: 21px;
  }

  .oral-mobile-full-reading .oral-section-banner h2 {
    font-size: 21px;
  }

  .oral-mobile-full-reading .oral-strategy > p {
    font-size: 19px;
    line-height: 1.62;
  }
}

/* Responsive reading system v5: desktop and mobile are separate reading surfaces. */

.oral-mobile-mode-tabs,
.oral-thumbnails-head,
.oral-mobile-reading-panel {
  display: none;
}

.oral-thumbnail {
  min-height: 72px;
  grid-template-columns: 96px minmax(0, 1fr);
  align-items: center;
}

.poster-pane {
  padding-inline: clamp(24px, 3vw, 48px);
}

.oral-slide-notes {
  font-size: 16px;
  line-height: 1.72;
}

.oral-slide-notes h3 {
  font-size: clamp(21px, 1.7vw, 25px);
}

@media (min-width: 961px) and (max-width: 1257px) {
  .oral-reader-grid {
    position: relative;
    grid-template-columns: minmax(0, 1fr) 340px;
  }

  .oral-slide-stage {
    grid-column: 1;
  }

  .oral-slide-notes {
    grid-column: 2;
  }

  .oral-thumbnails {
    position: absolute;
    z-index: 31;
    inset: 0 auto 0 0;
    width: min(360px, 82%);
    border-right: 1px solid rgba(156, 224, 214, 0.2);
    padding: 12px;
    background: #071e35;
    box-shadow: 24px 0 70px rgba(0, 0, 0, 0.4);
    transform: translateX(-105%);
    transition: transform 180ms ease;
  }

  .oral-reader.is-thumbnails-open .oral-thumbnails {
    transform: translateX(0);
  }

  .oral-thumbnails-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
    border-bottom: 1px solid rgba(156, 224, 214, 0.16);
    padding: 6px 4px 12px;
  }

  .oral-thumbnails-head > div {
    display: grid;
    gap: 1px;
  }

  .oral-thumbnails-head span {
    color: rgba(234, 247, 243, 0.56);
    font-size: 12px;
  }

  .oral-thumbnails-head button {
    min-width: 44px;
    min-height: 44px;
    border: 1px solid rgba(156, 224, 214, 0.24);
    border-radius: 10px;
    color: var(--sea-300);
    background: rgba(255, 255, 255, 0.05);
  }

  .oral-thumbnails-backdrop {
    position: absolute;
    z-index: 30;
    inset: 0;
    border: 0;
    background: rgba(3, 16, 28, 0.55);
  }

  .oral-reader.is-thumbnails-open .oral-thumbnails-backdrop {
    display: block;
  }
}

@media (max-width: 960px) {
  html,
  body {
    overflow-x: hidden;
  }

  body {
    font-size: 15px;
    line-height: 1.7;
  }

  .site-header {
    height: 56px;
    padding: 0 14px;
  }

  .brand {
    gap: 10px;
  }

  .brand-mark {
    width: 36px;
    border-radius: 10px;
  }

  .brand-copy strong {
    font-size: 14px;
  }

  .hero {
    min-height: 0;
    padding: 32px 20px 74px;
  }

  .hero::before {
    width: 250px;
  }

  .hero::after {
    display: none;
  }

  .hero-content {
    max-width: 620px;
  }

  .eyebrow {
    max-width: 290px;
    margin-bottom: 12px;
    font-size: 10px;
    line-height: 1.55;
    letter-spacing: 0.12em;
  }

  .hero h1 {
    font-size: clamp(38px, 11vw, 54px);
    line-height: 1.02;
  }

  .hero-description {
    margin-top: 18px;
    font-size: 14px;
    line-height: 1.65;
  }

  .hero-stats {
    gap: 22px;
    margin-top: 22px;
  }

  .hero-stat strong {
    font-size: 27px;
  }

  .hero-stat span {
    font-size: 11px;
  }

  .hero-stat:nth-child(3) {
    display: none;
  }

  .collection-switch {
    width: calc(100% - 24px);
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: -50px auto 18px;
  }

  .collection-card {
    min-height: 94px;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 9px;
    border-radius: 17px;
    padding: 12px 10px;
  }

  .collection-count {
    width: 42px;
    border-radius: 13px 13px 13px 4px;
    font-size: 20px;
  }

  .collection-card strong {
    font-size: 17px;
    line-height: 1.25;
  }

  .collection-card small,
  .collection-arrow {
    display: none;
  }

  .catalogue {
    width: calc(100% - 24px);
    margin: 0 auto 50px;
    border-radius: 18px;
  }

  .catalogue-heading {
    gap: 10px;
    padding: 18px 16px;
  }

  .catalogue-heading h2 {
    font-size: 23px;
  }

  .catalogue-heading p {
    font-size: 12px;
    line-height: 1.5;
  }

  .catalogue-toolbar {
    padding: 16px;
  }

  .search-box input {
    height: 48px;
  }

  .report-card {
    min-height: 0;
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 12px;
    padding: 18px 14px;
  }

  .report-number {
    width: 44px;
    border-radius: 13px 13px 13px 4px;
    font-size: 18px;
  }

  .report-title-zh {
    font-size: 17px;
    line-height: 1.48;
  }

  .report-title-en {
    display: none;
  }

  .report-meta {
    grid-column: 2;
  }

  .card-read {
    margin-top: 8px;
    font-size: 12px;
  }

  .detail-header {
    min-height: 58px;
    grid-template-columns: minmax(0, auto) minmax(84px, 1fr) auto;
    gap: 7px;
    padding: 7px 9px;
  }

  .detail-header-left .detail-button {
    min-height: 44px;
    max-width: 150px;
    padding: 6px 10px;
    font-size: 12px;
  }

  .detail-header-right {
    gap: 5px;
  }

  .detail-header-right .detail-button:first-child,
  .detail-header-right .detail-button:nth-child(2) {
    width: 44px;
    min-height: 44px;
    border-radius: 11px;
  }

  .detail-index {
    gap: 5px;
    font-size: 11px;
  }

  .detail-brand-logo {
    width: 30px;
    height: 30px;
  }

  .detail-main {
    height: calc(100svh - 58px);
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, var(--mobile-source-size, 52%)) 18px minmax(0, 1fr);
  }

  .poster-pane {
    padding: 8px 8px 26px;
  }

  .poster-toolbar {
    top: -8px;
    min-height: 42px;
    margin-bottom: 6px;
    padding: 7px 4px;
  }

  .poster-toolbar-actions {
    gap: 24px;
  }

  .poster-zoom-hint {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    font-size: 14px;
  }

  .mobile-reading-handle {
    min-height: 48px;
  }

  .article-hero {
    min-height: 0;
    padding: 20px 16px 22px;
  }

  .article-kicker {
    gap: 6px;
    margin-bottom: 12px;
  }

  .article-hero h1 {
    font-size: clamp(24px, 6.5vw, 28px);
    line-height: 1.36;
    letter-spacing: -0.025em;
  }

  .article-title-en {
    margin-top: 12px;
    font-size: 13px;
    line-height: 1.5;
  }

  .article-body {
    max-width: none;
    padding: 28px 16px 70px;
    font-size: 16px;
    line-height: 1.72;
  }

  .article-body h2 {
    margin: 38px 0 16px;
    font-size: 23px;
  }

  .article-body h3 {
    margin: 27px 0 11px;
    font-size: 18px;
  }

  .article-body p {
    text-align: left;
  }

  .article-body table {
    font-size: 13px;
  }

  .oral-detail-content,
  body.directory-collapsed .oral-detail-content {
    height: auto;
    min-height: 100svh;
    margin-left: 0;
    overflow: visible;
  }

  .oral-detail-main {
    height: auto;
    min-height: calc(100svh - 58px);
    overflow: visible;
    padding-bottom: 36px;
  }

  .oral-reader {
    height: auto;
    min-height: 0;
    overflow: visible;
  }

  .oral-reader-header {
    position: sticky;
    z-index: 22;
    top: 58px;
    height: auto;
    min-height: 50px;
    gap: 8px;
    padding: 5px 8px;
  }

  .oral-reader-title {
    display: none !important;
  }

  .oral-mobile-mode-tabs {
    display: flex;
    min-width: 0;
    flex: 1;
    gap: 4px;
    border-radius: 12px;
    padding: 3px;
    background: rgba(255, 255, 255, 0.055);
  }

  .oral-mobile-mode-tabs button {
    min-width: 0;
    min-height: 40px;
    flex: 1;
    border: 0;
    border-radius: 9px;
    padding: 6px 8px;
    color: rgba(234, 247, 243, 0.68);
    background: transparent;
    font-size: 13px;
    font-weight: 700;
  }

  .oral-mobile-mode-tabs button[aria-pressed="true"] {
    color: var(--ink-950);
    background: var(--sea-300);
  }

  .oral-reader-controls {
    flex: 0 0 auto;
    gap: 3px;
  }

  .oral-reader-controls button {
    min-width: 40px;
    min-height: 40px;
    padding: 5px 7px;
    font-size: 11px;
  }

  #oral-reader-fullscreen {
    display: none;
  }

  #oral-slide-counter {
    min-width: 38px;
    font-size: 10px;
    text-align: center;
  }

  .oral-reader-grid {
    display: block;
    height: auto;
    min-height: 0;
    overflow: visible;
  }

  .oral-slide-stage {
    display: grid;
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 9;
    grid-template-rows: minmax(0, 1fr) auto;
    padding: 8px 8px 6px;
  }

  .oral-slide-stage > p {
    margin: 4px 0 0;
    font-size: 11px;
    line-height: 1.3;
  }

  .oral-mobile-splitter {
    display: none;
  }

  .oral-slide-notes {
    min-height: 0;
    overflow: visible;
    border: 0;
    padding: 0;
    color: var(--text);
    background: var(--paper);
  }

  .oral-current-commentary {
    padding: 22px 18px 28px;
    color: var(--text);
    background: var(--paper);
  }

  .oral-current-commentary .oral-notes-label {
    color: var(--ink-700);
  }

  .oral-slide-notes .oral-current-commentary h3 {
    margin: 8px 0 13px;
    color: var(--ink-950);
    font-size: 21px;
    line-height: 1.42;
  }

  .oral-slide-notes .oral-current-commentary p {
    margin: 0 0 13px;
    color: #2d3e40;
    font-size: 16px;
    line-height: 1.72;
  }

  .oral-return-reading {
    min-height: 44px;
    margin-top: 8px;
    color: var(--ink-700);
    background: #edf7f4;
  }

  .oral-mobile-reading-panel {
    display: none;
    color: var(--text);
    background: var(--paper);
  }

  .oral-reader[data-mobile-mode="reading"] .oral-reader-grid {
    display: none;
  }

  .oral-reader[data-mobile-mode="reading"] .oral-mobile-reading-panel {
    display: block;
  }

  .oral-reader[data-mobile-mode="reading"] #oral-thumbnails-toggle,
  .oral-reader[data-mobile-mode="reading"] #oral-slide-prev,
  .oral-reader[data-mobile-mode="reading"] #oral-slide-counter,
  .oral-reader[data-mobile-mode="reading"] #oral-slide-next {
    display: none;
  }

  .oral-mobile-full-reading {
    display: block;
    padding: 0 12px 64px;
    color: var(--text);
    background: var(--paper);
    font-size: 16px;
    line-height: 1.72;
  }

  .oral-mobile-reading-head {
    margin: 0 -12px 18px;
    padding: 22px 18px;
  }

  .oral-mobile-brand-logo {
    width: 48px;
    height: 48px;
    margin-bottom: 10px;
  }

  .oral-mobile-reading-head h2 {
    margin-top: 7px;
    font-size: 22px;
    line-height: 1.4;
  }

  .oral-mobile-full-reading .oral-report-info,
  .oral-mobile-full-reading .oral-strategy,
  .oral-mobile-full-reading .oral-metrics,
  .oral-mobile-full-reading .oral-section {
    margin-bottom: 18px;
    border-radius: 16px;
    padding: 18px 15px;
  }

  .oral-mobile-full-reading .oral-report-info h2,
  .oral-mobile-full-reading .oral-metrics h2 {
    margin-bottom: 14px;
    font-size: 22px;
  }

  .oral-mobile-full-reading .oral-section-banner {
    min-height: 72px;
    margin-bottom: 16px;
  }

  .oral-mobile-full-reading .oral-section-banner h2 {
    width: auto;
    padding: 0 14px;
    font-size: 21px;
  }

  .oral-mobile-full-reading .oral-section-summary {
    font-size: 16px;
    line-height: 1.7;
  }

  .oral-mobile-full-reading .oral-subsection {
    margin-top: 24px;
    padding-top: 22px;
  }

  .oral-mobile-full-reading .oral-subsection h3 {
    font-size: 19px;
  }

  .oral-mobile-full-reading .oral-subsection p {
    color: #2d3e40;
    font-size: 16px;
    line-height: 1.72;
    text-align: left;
  }

  .oral-mobile-full-reading .oral-strategy > p {
    font-size: 19px;
  }

  .oral-thumbnails {
    position: fixed;
    z-index: 81;
    inset: 58px 0 0;
    display: grid;
    width: 100%;
    max-height: none;
    overflow: auto;
    grid-template-columns: 1fr;
    align-content: start;
    gap: 8px;
    border: 0;
    padding: 12px 12px max(18px, env(safe-area-inset-bottom));
    background: #071e35;
    box-shadow: 0 -22px 70px rgba(0, 0, 0, 0.48);
    transform: translateY(105%);
    transition: transform 220ms ease;
  }

  .oral-reader.is-thumbnails-open .oral-thumbnails {
    transform: translateY(0);
  }

  .oral-thumbnails-head {
    position: sticky;
    z-index: 2;
    top: -12px;
    display: flex;
    min-height: 58px;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(156, 224, 214, 0.18);
    padding: 9px 4px;
    color: #fff;
    background: #071e35;
  }

  .oral-thumbnails-head > div {
    display: grid;
    gap: 1px;
  }

  .oral-thumbnails-head span {
    color: rgba(234, 247, 243, 0.58);
    font-size: 12px;
  }

  .oral-thumbnails-head button {
    min-width: 52px;
    min-height: 44px;
    border: 1px solid rgba(156, 224, 214, 0.24);
    border-radius: 10px;
    color: var(--sea-300);
    background: rgba(255, 255, 255, 0.05);
  }

  .oral-thumbnail {
    min-height: 76px;
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 12px;
    padding: 9px;
  }

  .oral-thumbnail img {
    width: 112px;
    height: auto;
    object-fit: contain;
  }

  .oral-thumbnail span {
    font-size: 13px;
    -webkit-line-clamp: 2;
  }

  .oral-thumbnails-backdrop {
    position: fixed;
    z-index: 80;
    inset: 58px 0 0;
    border: 0;
    background: rgba(3, 16, 28, 0.68);
  }

  .oral-reader.is-thumbnails-open .oral-thumbnails-backdrop {
    display: block;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 28px 18px 70px;
  }

  .hero h1 {
    font-size: clamp(36px, 11vw, 44px);
  }

  .hero-description {
    font-size: 13px;
  }

  .collection-card {
    min-height: 88px;
  }

  .collection-card strong {
    font-size: 15px;
  }

  .detail-header-left .detail-button {
    max-width: 132px;
  }

  .article-hero h1 {
    font-size: 24px;
    max-width: calc(100vw - 32px);
    overflow-wrap: anywhere;
  }

  .article-body {
    font-size: 16px;
  }

  .oral-reader-header {
    padding-inline: 6px;
  }

  .oral-mobile-mode-tabs button {
    font-size: 12px;
  }

  .oral-reader-controls button {
    min-width: 38px;
    padding-inline: 5px;
  }

  .oral-current-commentary h3 {
    font-size: 20px;
  }

  .oral-current-commentary p {
    font-size: 16px;
  }

  .oral-thumbnails {
    grid-template-columns: 1fr;
  }
}

/* Stage B: one persistent reading-size system for all interpretation surfaces. */

:root {
  --reading-body-size: 16px;
}

html[data-reading-size="small"] {
  --reading-body-size: 15px;
}

html[data-reading-size="standard"] {
  --reading-body-size: 16px;
}

html[data-reading-size="large"] {
  --reading-body-size: 18px;
}

.reading-size-control {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  border-bottom: 1px solid rgba(8, 44, 49, 0.1);
  padding: 10px clamp(16px, 4cqi, 28px);
  color: var(--muted);
  background: rgba(255, 253, 248, 0.96);
  font-family: var(--body-font);
  font-size: 14px;
  line-height: 1.2;
}

.reading-size-options {
  display: inline-flex;
  gap: 4px;
  border-radius: 12px;
  padding: 3px;
  background: rgba(8, 44, 49, 0.06);
}

.reading-size-control button {
  min-width: 44px;
  min-height: 44px;
  border: 0;
  border-radius: 9px;
  padding: 6px 10px;
  color: var(--ink-800);
  background: transparent;
  font-family: var(--body-font);
  font-size: 14px;
  line-height: 1.2;
  cursor: pointer;
}

.reading-size-control button[aria-pressed="true"] {
  color: #fff;
  background: var(--ink-800);
  box-shadow: 0 5px 14px rgba(7, 30, 53, 0.18);
}

.reading-size-control button:focus-visible {
  outline: 3px solid var(--sea-300);
  outline-offset: 2px;
}

.oral-content > .reading-size-control,
.oral-mobile-full-reading > .reading-size-control {
  margin-bottom: 22px;
  border: 1px solid rgba(8, 44, 49, 0.1);
  border-radius: 16px;
}

.oral-current-commentary > .reading-size-control {
  margin: -8px 0 16px;
  border: 1px solid rgba(139, 216, 229, 0.22);
  border-radius: 14px;
}

.reading-copy {
  font-size: var(--reading-body-size);
  line-height: 1.78;
}

.article-hero.reading-copy h1 {
  font-size: clamp(
    1.55em,
    calc(7.2cqi + var(--reading-body-size) + var(--reading-body-size) - 32px),
    2.3em
  );
}

.article-hero.reading-copy .article-title-en {
  font-size: 0.8125em;
}

.article-body.reading-copy p,
.article-body.reading-copy li,
.article-body.reading-copy blockquote {
  font-size: 1em;
  line-height: 1.78;
}

.article-body.reading-copy h2 {
  font-size: clamp(
    1.35em,
    calc(5cqi + var(--reading-body-size) + var(--reading-body-size) - 32px),
    1.75em
  );
}

.article-body.reading-copy h3 {
  font-size: clamp(
    1.125em,
    calc(3.5cqi + var(--reading-body-size) + var(--reading-body-size) - 32px),
    1.25em
  );
}

.article-body.reading-copy table,
.reading-copy table {
  font-size: 0.875em;
}

.oral-content.reading-copy .oral-report-info h2,
.oral-content.reading-copy .oral-metrics h2,
.oral-mobile-full-reading.reading-copy .oral-report-info h2,
.oral-mobile-full-reading.reading-copy .oral-metrics h2 {
  font-size: clamp(
    1.45em,
    calc(3cqi + var(--reading-body-size) + var(--reading-body-size) - 32px),
    1.875em
  );
}

.oral-content.reading-copy .oral-report-info dt,
.oral-content.reading-copy .oral-report-info dd,
.oral-mobile-full-reading.reading-copy .oral-report-info dt,
.oral-mobile-full-reading.reading-copy .oral-report-info dd {
  min-width: 0;
  font-size: 1em;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.reading-copy .oral-report-info dl div {
  grid-template-columns: minmax(84px, auto) minmax(0, 1fr);
  font-size: inherit;
}

.oral-content.reading-copy .oral-strategy > p,
.oral-mobile-full-reading.reading-copy .oral-strategy > p {
  font-size: clamp(
    1.375em,
    calc(2.4cqi + var(--reading-body-size) + var(--reading-body-size) - 32px),
    1.85em
  );
  line-height: 1.62;
}

.oral-content.reading-copy .oral-metric-grid strong,
.oral-mobile-full-reading.reading-copy .oral-metric-grid strong {
  font-size: 1.75em;
}

.oral-content.reading-copy .oral-metric-grid p,
.oral-mobile-full-reading.reading-copy .oral-metric-grid p {
  font-size: 0.875em;
  line-height: 1.6;
}

.oral-content.reading-copy .oral-section-banner h2,
.oral-mobile-full-reading.reading-copy .oral-section-banner h2 {
  font-size: clamp(
    1.3em,
    calc(3cqi + var(--reading-body-size) + var(--reading-body-size) - 32px),
    2.25em
  );
}

.oral-content.reading-copy .oral-section-summary,
.oral-mobile-full-reading.reading-copy .oral-section-summary {
  font-size: 1.0625em;
  line-height: 1.7;
}

.oral-content.reading-copy .oral-subsection h3,
.oral-mobile-full-reading.reading-copy .oral-subsection h3 {
  font-size: 1.3125em;
}

.oral-content.reading-copy .oral-subsection p,
.oral-mobile-full-reading.reading-copy .oral-subsection p {
  font-size: 1em;
  line-height: 1.78;
}

.oral-mobile-full-reading.reading-copy .oral-mobile-reading-head h2 {
  font-size: 1.375em;
}

.oral-slide-notes .oral-current-commentary.reading-copy h3 {
  font-size: 1.3125em;
  line-height: 1.45;
}

.oral-slide-notes .oral-current-commentary.reading-copy p,
.oral-current-commentary.reading-copy #oral-slide-commentary p {
  font-size: 1em;
  line-height: 1.78;
}

.reading-copy .source-pages,
.reading-copy .source-pages button,
.reading-copy .brand-follow-copy p,
.reading-copy .reading-size-control,
.reading-copy .reading-size-control button {
  font-size: 14px;
}

.brand-follow-qr {
  object-fit: contain;
}

@media (max-width: 480px) {
  .reading-size-control {
    gap: 7px;
    padding: 8px 10px;
  }

  .reading-size-options {
    flex: 1;
  }

  .reading-size-control button {
    flex: 1;
  }
}

/* ==========================================================================
   阶段 E：导航、检索与分享 P0 预备（本轮追加，不删既有规则）
   - 详情页顶部「目录 / 搜索」抽屉入口（桌面隐藏，≤960px 手机常驻可见）
   - 统一全文检索平铺结果区 + 命中摘要 + 关键词高亮
   - Oral hero「逐页阅读原片」顶层入口（桌面把逐页阅读提升为一级路径）
   ========================================================================== */

/* 桌面默认隐藏顶部抽屉入口：桌面用左侧固定目录；入口只在窄屏需要。 */
.detail-directory-actions {
  display: none;
}

/* 顶部抽屉入口按钮的共用样式（仅在 ≤960px 显示） */
.detail-directory-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  min-width: 44px;
  border: 1px solid rgba(156, 224, 214, 0.28);
  border-radius: 11px;
  padding: 6px 12px;
  color: #e8f4f0;
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.18s ease;
}

.detail-directory-action svg {
  width: 16px;
  height: 16px;
}

.detail-directory-action:hover,
.detail-directory-action[aria-expanded="true"] {
  background: rgba(156, 224, 214, 0.18);
  border-color: rgba(156, 224, 214, 0.5);
}

/* 统一全文检索平铺结果区：有查询时替代按主题分组树 */
.directory-global-results {
  display: flex;
  min-height: 0;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 6px;
  padding: 4px 14px 14px;
  overflow-y: auto;
}

.directory-global-results[hidden] {
  display: none;
}

.directory-global-count,
.directory-global-empty {
  margin: 0 0 4px;
  padding: 0 2px;
  color: rgba(234, 247, 243, 0.78);
  font-size: 12px;
  line-height: 1.5;
}

.directory-global-empty {
  padding: 18px 6px;
  text-align: center;
}

.directory-global-result {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-height: 44px;
  border: 1px solid rgba(156, 224, 214, 0.16);
  border-radius: 11px;
  padding: 9px 12px;
  color: #e8f4f0;
  background: rgba(255, 255, 255, 0.04);
  text-align: left;
  cursor: pointer;
  transition: 0.16s ease;
}

.directory-global-result:hover,
.directory-global-result:focus-visible {
  background: rgba(156, 224, 214, 0.16);
  border-color: rgba(156, 224, 214, 0.42);
  outline: none;
}

.directory-global-result.is-active,
.directory-global-result[data-directory-report-id].is-active {
  border-color: rgba(156, 224, 214, 0.6);
  background: rgba(156, 224, 214, 0.22);
}

.directory-global-result-head {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.directory-global-result-head .directory-report-number {
  flex: 0 0 auto;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: rgba(234, 247, 243, 0.92);
}

.directory-global-result-title {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 600;
  color: #f4fbf9;
}

.directory-global-result .badge-format {
  flex: 0 0 auto;
}

.global-search-summary {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  color: rgba(234, 247, 243, 0.74);
  font-size: 12px;
  line-height: 1.55;
  word-break: break-word;
}

.global-search-summary mark {
  margin: 0 1px;
  padding: 0 2px;
  border-radius: 4px;
  color: #062329;
  background: #9ce0d6;
  font-weight: 700;
}

/* Oral hero「逐页阅读原片」顶层入口：让桌面把逐页阅读提升为一级路径（不切视图，仅锚点滚动） */
.oral-hero-actions {
  margin-top: 26px;
}

/* Poster 目录卡片核心结论行：在英文标题下展示一条原文摘取的短结论（excerpt），提升扫描效率 */
.report-card-excerpt {
  display: -webkit-box;
  margin: 6px 0 0;
  color: rgba(45, 62, 64, 0.78);
  font-size: 13px;
  line-height: 1.55;
  letter-spacing: 0.01em;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.oral-reader-entry-button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  max-width: 100%;
  border: 1px solid rgba(156, 224, 214, 0.45);
  border-radius: 16px;
  padding: 14px 20px;
  color: #f4fbf9;
  background: rgba(156, 224, 214, 0.12);
  text-decoration: none;
  cursor: pointer;
  transition: 0.18s ease;
}

.oral-reader-entry-button:hover,
.oral-reader-entry-button:focus-visible {
  background: rgba(156, 224, 214, 0.24);
  border-color: rgba(156, 224, 214, 0.7);
  outline: none;
}

.oral-reader-entry-button > span:first-child {
  font-size: 22px;
  line-height: 1;
}

.oral-reader-entry-button span strong {
  display: block;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.oral-reader-entry-button span small {
  display: block;
  margin-top: 2px;
  color: rgba(244, 251, 249, 0.78);
  font-size: 12px;
  line-height: 1.4;
}

.oral-reader-entry-button > span:last-child {
  margin-left: 4px;
  font-size: 18px;
  line-height: 1;
}

/* ---- ≤960px：手机端顶部「目录 / 搜索」按钮区常驻可见 ---- */
@media (max-width: 960px) {
  /* detail-header 改为两行：上面导航、下面目录/搜索入口 */
  .detail-header {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    height: auto;
    min-height: 56px;
    padding: 8px 12px;
    gap: 8px;
  }

  .detail-directory-actions {
    display: flex;
    grid-column: 1 / -1;
    align-items: center;
    justify-content: stretch;
    gap: 8px;
  }

  .detail-directory-action {
    flex: 1 1 0;
    min-height: 44px;
    font-size: 14px;
  }

  .detail-directory-action svg {
    width: 18px;
    height: 18px;
  }

  /* 关键：≤960px 默认 .side-directory 是 display:none（既有规则）。
     手机端通过顶部「目录/搜索」按钮展开抽屉时，需要把 .side-directory 重新显示为
     覆盖式浮层，否则用户点了按钮也看不到目录。仅当 body 未折叠（抽屉打开态）才显示。 */
  body:not(.directory-collapsed) .side-directory {
    display: flex;
    position: fixed;
    z-index: 60;
    inset: 0 auto 0 0;
    width: var(--directory-width, 320px);
    max-width: 88vw;
    height: 100svh;
    flex-direction: column;
    box-shadow: 12px 0 32px rgba(4, 24, 27, 0.32);
  }

  /* 抽屉打开时遮罩覆盖右侧阅读区，点击关闭（既有 .directory-overlay-backdrop 在 detail-route 下生效）。
     手机端非 detail-route（首页目录）也需要遮罩，故补一条通用规则。 */
  body:not(.directory-collapsed) .directory-overlay-backdrop {
    position: fixed;
    z-index: 55;
    inset: 0 0 0 0;
    display: block;
    border: 0;
    padding: 0;
    background: rgba(7, 30, 53, 0.5);
    cursor: pointer;
    backdrop-filter: blur(2px);
  }

  /* 抽屉内主体纵向铺满、独立滚动，避免长目录锁死整页滚动 */
  body:not(.directory-collapsed) .side-directory .directory-expanded {
    height: 100%;
    min-height: 0;
  }

  body:not(.directory-collapsed) .side-directory .directory-groups,
  body:not(.directory-collapsed) .side-directory .directory-global-results {
    flex: 1 1 auto;
    min-height: 0;
  }
}

/* ---- ≤390px：进一步压缩、确保触控目标与不锁死滚动 ---- */
@media (max-width: 390px) {
  .detail-header {
    padding: 6px 10px;
    gap: 6px;
  }

  .detail-directory-action {
    min-height: 44px;
    padding: 6px 10px;
    font-size: 13px;
  }

  .directory-global-result {
    min-height: 44px;
    padding: 8px 10px;
  }

  .directory-global-result-title {
    font-size: 12.5px;
  }

  .global-search-summary {
    font-size: 11.5px;
    -webkit-line-clamp: 3;
  }

  /* Oral hero 入口在小屏纵向堆叠，避免横向溢出 */
  .oral-reader-entry-button {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 16px;
  }

  .oral-reader-entry-button span strong {
    font-size: 15px;
  }
}