:root {
  --red: #b52016;
  --red-dark: #8e150f;
  --red-deep: #70100c;
  --gold: #d6a319;
  --gold-soft: #f4d476;
  --ink: #222;
  --muted: #666;
  --line: #e6e6e6;
  --paper: #fff;
  --soft: #f6f7f8;
  --soft-warm: #fbf7ef;
  --max: 1300px;
  --radius: 6px;
  --shadow: 0 14px 34px rgba(55, 42, 31, 0.12);
  --serif: "Noto Serif SC", "Source Han Serif SC", "SimSun", serif;
  --sans: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0;
  background: var(--paper);
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }
.wrap { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }
.mobile-only { display: none; }

.site-top {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(142, 21, 15, 0.98), rgba(181, 32, 22, 0.96)),
    radial-gradient(circle at 82% 0%, rgba(255, 255, 255, 0.18), transparent 32%);
}
.masthead {
  min-height: 112px;
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr) 210px;
  align-items: center;
  gap: 24px;
  position: relative;
  overflow: hidden;
}
.logo-container {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: auto;
  box-sizing: border-box;
  z-index: 2;
}
.logo-container img {
  height: 48px;
  width: auto;
  object-fit: contain;
  display: block;
  transition: transform 0.2s ease;
}
.logo-container:hover img {
  transform: scale(1.06);
}
.logo-container.mini {
  height: 38px;
  flex-direction: row;
}
.logo-container.mini img {
  height: 38px;
}
.logo-caption {
  margin-top: 6px;
  color: rgba(255,255,255,0.92);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
}
.mast-title {
  position: relative;
  z-index: 1;
  grid-column: 2;
  min-width: 0;
  text-align: center;
}
.mast-title-line {
  display: block;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  font-size: 24px;
  line-height: 1.35;
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,0.18);
  letter-spacing: 0.04em;
}
.mast-title-line + .mast-title-line { margin-top: 2px; }
.mast-meta {
  position: relative;
  z-index: 1;
  text-align: right;
  font-size: 14px;
  color: rgba(255,255,255,0.86);
  line-height: 1.9;
  white-space: nowrap;
}
.mast-meta b {
  display: block;
  color: #fff3c2;
  font-size: 16px;
  font-weight: 700;
}

.nav-shell {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #9f170f;
  box-shadow: 0 4px 12px rgba(59, 8, 4, 0.14);
}
.nav-row { min-height: 50px; display: flex; align-items: center; gap: 0; }
.nav-links {
  display: flex;
  align-items: stretch;
  flex: 1;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-item {
  position: relative;
  flex: 1 1 0;
}
.nav-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  min-width: 0;
  padding: 8px 14px;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.25;
  text-align: center;
  transition: background 0.2s ease, color 0.2s ease;
}
.nav-label {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.nav-label-line {
  display: inline;
  white-space: nowrap;
}
.nav-links a.active { background: var(--gold); }
.nav-links a:hover { background: #c3271b; }
.nav-item.has-dropdown > a::after {
  content: "";
  width: 0;
  height: 0;
  margin-left: 8px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid rgba(255,255,255,0.86);
}
.nav-dropdown,
.nav-flyout {
  position: absolute;
  min-width: 218px;
  padding: 8px 0;
  border: 1px solid rgba(112, 16, 12, 0.12);
  background: #fff;
  box-shadow: 0 18px 38px rgba(58, 30, 20, 0.18);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}
.nav-dropdown {
  top: 100%;
  left: 0;
}
.nav-flyout {
  top: -8px;
  left: calc(100% - 2px);
  transform: translateX(10px);
}
.nav-item:hover > .nav-dropdown,
.nav-item:focus-within > .nav-dropdown,
.nav-dropdown-item:hover > .nav-flyout,
.nav-dropdown-item:focus-within > .nav-flyout,
.nav-item.open > .nav-dropdown,
.nav-dropdown-item.open > .nav-flyout {
  opacity: 1;
  visibility: visible;
  transform: translate(0, 0);
}
.nav-dropdown-item { position: relative; }
.nav-dropdown a,
.nav-flyout a {
  min-height: 42px;
  padding: 0 18px;
  color: #3e302c;
  background: #fff;
  font-size: 15px;
  font-weight: 600;
  border-left: 3px solid transparent;
  white-space: nowrap;
  justify-content: flex-start;
}
.nav-dropdown a:hover,
.nav-flyout a:hover {
  color: var(--red);
  background: #fbf7ef;
  border-left-color: var(--red);
}
.nav-dropdown-item.has-flyout > a::after {
  content: "";
  width: 0;
  height: 0;
  margin-left: auto;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 6px solid var(--red);
}
.site-search { width: 260px; position: relative; flex: none; }
.site-search input {
  width: 100%;
  height: 36px;
  border: 0;
  padding: 0 42px 0 13px;
  color: #fff;
  background: rgba(255,255,255,0.15);
  outline: 1px solid rgba(255,255,255,0.24);
}
.site-search input::placeholder { color: rgba(255,255,255,0.74); }
.site-search::after {
  content: "⌕";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: #fff4bc;
  font-size: 20px;
  pointer-events: none;
}

.hero {
  position: relative;
  height: 432px;
  overflow: hidden;
  background: #1d1d1d;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.035);
  transition: opacity 0.62s ease, transform 4.8s ease;
  overflow: hidden;
}
.hero-slide::before {
  content: "";
  position: absolute;
  inset: -20px;
  background-image: var(--bg-url);
  background-size: cover;
  background-position: center;
  filter: blur(28px) brightness(0.9);
  z-index: 0;
}
.hero-slide.active { opacity: 1; transform: scale(1); }
.hero-slide img {
  position: relative;
  z-index: 1;
  display: block;
  width: 80%;
  height: 100%;
  margin: 0 auto;
  object-fit: cover;
}
@media (max-width: 768px) {
  .hero-slide img {
    width: 100%;
    object-fit: cover;
    box-shadow: none;
  }
  .hero-slide::before {
    display: none;
  }
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(25, 15, 11, 0.74) 0%, rgba(41, 19, 14, 0.46) 47%, rgba(92, 12, 9, 0.2) 100%),
    linear-gradient(0deg, rgba(0,0,0,0.28), transparent 45%);
}
.hero-copy {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  color: #fff;
  pointer-events: none;
}
.hero-copy-inner { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; padding-top: 20px; }
.hero-eyebrow,
.page-hero-copy > span,
.article-hero-copy > span {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: #ffe7a0;
  font-weight: 700;
}
.hero-eyebrow::before,
.page-hero-copy > span::before,
.article-hero-copy > span::before {
  content: "";
  width: 46px;
  height: 3px;
  background: var(--gold);
}
.hero h1,
.hero-award-title {
  max-width: 910px;
  margin: 0;
  font-family: var(--serif);
  font-size: 44px;
  line-height: 1.25;
  font-weight: 700;
  text-shadow: 0 3px 13px rgba(0,0,0,0.36);
  animation: riseIn 0.8s ease both;
}
.hero-award-title span {
  display: block;
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
  text-shadow: inherit;
}
.hero-award-title span + span { margin-top: 10px; }
.hero-desc {
  max-width: 760px;
  margin: 20px 0 0;
  color: rgba(255,255,255,0.92);
  font-size: 18px;
  animation: riseIn 0.8s ease 0.12s both;
}
.hero-stat { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-stat span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  background: rgba(255,255,255,0.14);
  border-left: 4px solid var(--gold);
  backdrop-filter: blur(8px);
  font-weight: 700;
  animation: riseIn 0.8s ease 0.2s both;
}
.hero-stat b { margin: 0 4px; color: #fff4bc; }
.hero-actions { display: flex; gap: 12px; margin-top: 26px; pointer-events: auto; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: var(--radius);
  font-weight: 700;
}
.btn.gold { color: #fff; background: var(--gold); }
.btn.ghost { color: #fff; outline: 1px solid rgba(255,255,255,0.52); background: rgba(255,255,255,0.08); }
.btn.full { width: 100%; margin-top: 18px; }
.hero-btn {
  position: absolute;
  z-index: 4;
  top: 50%;
  width: 46px;
  height: 72px;
  transform: translateY(-50%);
  border: 0;
  color: #fff;
  background: rgba(0,0,0,0.22);
  font-size: 34px;
}
.hero-btn:hover { background: rgba(181,32,22,0.72); }
.hero-prev { left: 28px; }
.hero-next { right: 28px; }
.hero-dots {
  position: absolute;
  z-index: 4;
  left: 0;
  right: 0;
  bottom: 22px;
  display: flex;
  justify-content: center;
  gap: 10px;
}
.hero-dots button {
  width: 12px;
  height: 12px;
  border: 2px solid rgba(255,255,255,0.86);
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  font-size: 0;
  padding: 0;
}
.hero-dots button.active { border-color: var(--gold); background: var(--gold); }

.page-hero {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  display: flex;
  align-items: center;
  color: #fff;
  background: #24110f;
}
.article-hero {
  position: relative;
  overflow: hidden;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.98), rgba(247,248,250,0.98)),
    repeating-linear-gradient(90deg, rgba(181,32,22,0.05) 0 1px, transparent 1px 72px);
  border-bottom: 1px solid #e9ddd8;
}
.article-hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--red-deep), var(--red), var(--gold));
}
.compact-hero { min-height: 300px; }
.page-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-hero-copy,
.article-hero-copy {
  position: relative;
  z-index: 2;
  padding: 56px 0;
}
.article-hero-copy {
  padding: 34px 0 30px;
}
.page-hero-copy h1,
.article-hero-copy h1 {
  max-width: 900px;
  margin: 0;
  font-family: var(--serif);
  font-size: 42px;
  line-height: 1.25;
  text-shadow: 0 3px 13px rgba(0,0,0,0.36);
}
.article-hero-copy h1 {
  max-width: 980px;
  color: var(--red-deep);
  font-size: 36px;
  text-shadow: none;
}
.page-hero-copy p,
.article-hero-copy p {
  max-width: 760px;
  margin: 18px 0 0;
  font-size: 18px;
}
.article-hero-copy p {
  max-width: 860px;
  margin-top: 14px;
  color: #555;
  font-size: 16px;
  line-height: 1.8;
}
.article-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.article-meta span {
  padding: 6px 10px;
  background: rgba(255,255,255,0.12);
  border-left: 3px solid var(--gold);
}
.article-hero-copy > span { margin-bottom: 12px; color: var(--red); }
.article-hero-copy > span::before { width: 38px; background: var(--red); }
.article-hero .article-meta { gap: 8px 12px; }
.article-hero .article-meta span {
  color: #555;
  background: #fff;
  border: 1px solid #eaded8;
  border-left: 3px solid var(--red);
  box-shadow: 0 8px 20px rgba(80, 34, 26, 0.06);
}

.section { padding: 56px 0; }
.section.soft { background: var(--soft); }
.section.warm {
  background:
    radial-gradient(ellipse at 88% 16%, rgba(214, 163, 25, 0.13), transparent 30%),
    linear-gradient(0deg, rgba(255,255,255,0.92), rgba(255,255,255,0.92)),
    var(--soft-warm);
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 26px;
}
.section-head.compact { margin-bottom: 22px; }
.section-title {
  display: inline-flex;
  align-items: center;
  min-height: 56px;
  padding: 0 24px 0 18px;
  color: #fff;
  background: var(--red);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 50%, calc(100% - 18px) 100%, 0 100%);
  font-family: var(--serif);
  font-size: 25px;
  font-weight: 700;
}
.section-title::before {
  content: "";
  width: 26px;
  height: 26px;
  margin-right: 10px;
  border: 3px solid currentColor;
  border-radius: 50%;
  box-shadow: inset 0 0 0 4px rgba(255,255,255,0.18);
}
.more-link { color: #b78a08; font-weight: 700; white-space: nowrap; }
.more-link:hover { color: var(--red); }

.intro-grid { display: grid; grid-template-columns: 48% 1fr; gap: 48px; align-items: start; }
.media-feature { display: block; color: inherit; background: #fff; box-shadow: var(--shadow); }
.media-feature .section-title { margin-bottom: 0; transform: translateY(-1px); }
.media-frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-top: 4px solid var(--red-deep); }
.media-frame img { width: 100%; height: 100%; object-fit: cover; filter: saturate(0.98) contrast(1.03); transition: transform 0.45s ease; }
.media-feature:hover img { transform: scale(1.045); }
.play-mark {
  position: absolute;
  left: 28px;
  bottom: 24px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.8);
  background: rgba(181, 32, 22, 0.82);
  animation: pulse 1.8s ease infinite;
}
.play-mark::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 17px;
  width: 0;
  height: 0;
  border-top: 12px solid transparent;
  border-bottom: 12px solid transparent;
  border-left: 18px solid #fff;
}
.intro-card {
  min-height: 318px;
  padding: 0;
  background: #fff;
  box-shadow: 0 10px 34px rgba(0,0,0,0.08);
}
.intro-card .section-head.compact {
  margin-bottom: 22px;
  padding-right: 42px;
}
.intro-card .intro-body-content {
  padding: 0 42px 38px;
}
.intro-card > p {
  padding: 0 42px;
}
.intro-card > p:last-child {
  padding-bottom: 38px;
}
.intro-card p,
.intro-body-content p,
.main-prose > p {
  margin: 0 0 16px;
  font-size: 17px;
  text-indent: 2em;
  text-align: justify;
  text-justify: inter-ideograph;
}
.article-body p {
  text-align: justify;
  text-justify: inter-ideograph;
}
/* Ignore Word/CKEditor font wrappers; site typography stays authoritative. */
.intro-body-content span,
.intro-body-content font,
.main-prose span,
.main-prose font,
.article-body span,
.article-body font {
  font-size: inherit !important;
  font-family: inherit !important;
  line-height: inherit !important;
}

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 58px; }
.module-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 14px;
}
.module-list.single { grid-template-columns: 1fr; }
.module-list a {
  display: flex;
  align-items: center;
  min-height: 58px;
  padding: 0 18px;
  background: rgba(255,255,255,0.84);
  border-left: 4px solid var(--red);
  box-shadow: 0 8px 24px rgba(68, 68, 68, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.module-list a::before {
  content: "";
  width: 0;
  height: 0;
  margin-right: 9px;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 7px solid var(--red);
  flex: none;
}
.module-list a:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(68,68,68,0.12); }

.report-grid,
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-grid-stack { display: flex; flex-direction: column; gap: 18px; }
.article-grid-no-cover {
  grid-template-columns: repeat(3, 1fr);
}
.report-card,
.article-card,
.feature-block,
.side-panel,
.catalogue-row {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 26px rgba(0,0,0,0.06);
}
.report-card { min-height: 146px; padding: 22px; }
.report-card b {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--red);
  font-size: 18px;
  margin-bottom: 8px;
}
.report-card b::before {
  content: attr(data-no);
  width: 34px;
  height: 26px;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background: #bdbdbd;
  font-size: 14px;
}
.report-card p { margin: 0; color: var(--muted); font-size: 15px; }

.data-band {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  width: 100%;
  max-width: 960px;
  gap: 16px;
}
.data-cell {
  min-height: 136px;
  padding: 24px 22px;
  color: #fff;
  background: linear-gradient(135deg, rgba(112,16,12,0.92), rgba(181,32,22,0.92)), var(--red);
  border-top: 4px solid var(--red);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.data-cell strong {
  display: block;
  font-family: var(--serif);
  font-size: 34px;
  line-height: 1;
  margin-bottom: 13px;
  color: #ffe6a3;
}
.data-cell span { color: rgba(255,255,255,0.88); }

.filter-row { display: flex; flex-wrap: wrap; gap: 10px; margin: -6px 0 22px; }
.filter-row button {
  height: 38px;
  border: 1px solid #d8d8d8;
  border-radius: 999px;
  padding: 0 16px;
  color: #4a4a4a;
  background: #fff;
}
.filter-row button.active,
.filter-row button:hover { border-color: var(--red); color: #fff; background: var(--red); }
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.gallery-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: 0 10px 24px rgba(0,0,0,0.07);
}
.gallery-card[hidden] { display: none; }
.gallery-card figure { margin: 0; }
.gallery-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #eee;
  transition: transform 0.35s ease;
}
.gallery-card:hover img { transform: scale(1.05); }
.gallery-card figcaption {
  min-height: 78px;
  padding: 13px 15px 15px;
  font-weight: 700;
  line-height: 1.45;
}
.gallery-card span { display: block; margin-top: 4px; color: var(--muted); font-size: 13px; font-weight: 400; }

.catalogue { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.catalogue-row {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 16px;
  min-height: 120px;
  padding: 18px;
}
.catalogue-no {
  display: grid;
  place-items: center;
  height: 74px;
  color: #fff;
  background: var(--red);
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 700;
}
.catalogue-row h3 { margin: 0 0 6px; font-size: 19px; color: var(--red-deep); }
.catalogue-row p { margin: 0; color: var(--muted); font-size: 15px; }

.content-grid { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 36px; align-items: start; }
.content-grid-full { grid-template-columns: minmax(0, 1fr); }
.content-grid-tabs { grid-template-columns: 250px minmax(0, 1fr) 300px; }
.main-prose,
.article-body {
  padding: 34px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 26px rgba(0,0,0,0.06);
}
.feature-blocks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 26px; }
.feature-block { padding: 20px; }
.feature-block b { color: var(--red); font-size: 18px; }
.feature-block p { margin: 8px 0 0; color: var(--muted); }
.side-panel { padding: 24px; }
.side-panel.sticky { position: sticky; top: 82px; }
.side-panel h2 { margin: 0 0 16px; color: var(--red); font-size: 20px; }
.side-panel a:not(.btn) {
  display: block;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-weight: 700;
}
.side-panel a span { display: block; color: var(--muted); font-size: 13px; font-weight: 400; }
.section-tabs {
  position: sticky;
  top: 82px;
  overflow: hidden;
  border: 1px solid #eaded8;
  border-top: 5px solid var(--red);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 14px 30px rgba(80, 34, 26, 0.08);
}
.section-tabs h2 {
  margin: 0;
  padding: 18px 20px;
  color: #fff;
  background: linear-gradient(135deg, var(--red-deep), var(--red));
  font-size: 20px;
}
.section-tabs a {
  display: block;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  color: #3a302e;
  font-weight: 700;
  transition: color 0.18s ease, background 0.18s ease, padding-left 0.18s ease;
}
.section-tabs a:hover,
.section-tabs a.active {
  padding-left: 24px;
  color: var(--red);
  background: #fbf7ef;
}
.section-tabs a.active { border-left: 5px solid var(--gold); }

.article-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 180px auto;
  gap: 12px;
  margin-bottom: 24px;
}
.article-toolbar input,
.article-toolbar select {
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 12px;
  background: #fff;
}
.article-card { overflow: hidden; transition: transform 0.2s ease, box-shadow 0.2s ease; }
.article-card:hover { transform: translateY(-3px); box-shadow: 0 16px 34px rgba(0,0,0,0.12); }
.article-thumb { position: relative; display: block; overflow: hidden; background: #eee; }
.article-thumb img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 0.35s ease; }
.article-card:hover .article-thumb img { transform: scale(1.045); }
.article-thumb span {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 4px 9px;
  color: #fff;
  background: rgba(181,32,22,0.88);
  border-radius: var(--radius);
  font-size: 13px;
}
.article-card-body { padding: 18px; }
.article-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}
.article-card-body time { color: var(--muted); font-size: 13px; }
.article-card-category {
  padding: 4px 10px;
  color: var(--red-deep);
  background: #fdf3f2;
  border: 1px solid #f1d6d3;
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
}
.article-card-no-cover .article-card-body {
  padding: 22px 20px;
}
.article-card-no-cover h3 {
  margin-top: 12px;
  font-size: 20px;
}
.article-card-body h3 { margin: 8px 0; font-size: 19px; line-height: 1.45; color: var(--red-deep); }
.article-card-body p { margin: 0; color: var(--muted); }
.article-card-meta { display: flex; gap: 12px; margin-top: 14px; color: #777; font-size: 13px; }
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 30px; }
.pagination a,
.pagination span {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}
.pagination span { color: #fff; background: var(--red); border-color: var(--red); }
.article-body {
  font-size: 17px;
  line-height: 1.9;
}
.article-body img { height: auto; margin: 16px auto; border-radius: var(--radius); background: #f0eeec; transition: opacity 0.4s ease; }
.article-body img[loading="lazy"] { opacity: 0; }
.article-body img.loaded, .article-body img[loading="lazy"].loaded { opacity: 1; }
/* Word/CKEditor 多图组图常用表格拼接：整表居中，单元格内图自适应 */
.article-body table,
.main-prose table {
  margin: 16px auto;
  max-width: 100%;
  border-collapse: collapse;
}
.article-body table td,
.article-body table th,
.main-prose table td,
.main-prose table th {
  vertical-align: middle;
}
.article-body table img,
.main-prose table img {
  margin: 8px auto;
  width: auto;
  max-width: 100%;
  height: auto;
}
.gallery-card img[loading="lazy"] { background: #eee; }
.article-thumb img[loading="lazy"] { background: #eee; }
.article-cover-block img[loading="lazy"] { background: #f5f6f7; }
.article-cover-block {
  margin: 0 0 30px;
  overflow: hidden;
  border: 1px solid #e5e1dc;
  border-radius: var(--radius);
  background: #f5f6f7;
  box-shadow: 0 16px 34px rgba(45, 32, 26, 0.09);
}
.article-cover-block img {
  width: 100%;
  height: clamp(240px, 36vw, 480px);
  margin: 0;
  border-radius: 0;
  object-fit: cover;
}
.archive-meta {
  margin: 0 0 24px;
  padding: 18px 20px;
  border-left: 4px solid var(--red);
  background: #fbf7ef;
  color: #555;
}
.archive-meta p { margin: 4px 0; text-indent: 0; }
.archive-meta a { color: var(--red); word-break: break-all; }
.archive-image {
  margin: 26px 0;
  text-align: center;
}
.archive-image img {
  max-width: 100%;
  margin: 0 auto;
  box-shadow: 0 10px 24px rgba(0,0,0,0.08);
}
.article-body hr {
  height: 1px;
  margin: 28px 0;
  border: 0;
  background: var(--line);
}
.article-body h2,
.article-body h3 { color: var(--red-deep); }
.pdf-viewer-list { display: grid; gap: 26px; }
.pdf-viewer-card {
  overflow: hidden;
  border: 1px solid #e6dfd9;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 14px 30px rgba(45, 32, 26, 0.08);
}
.pdf-viewer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  background: #fbf7ef;
  border-bottom: 1px solid #e6dfd9;
}
.pdf-viewer-head h2 {
  margin: 0;
  font-size: 18px;
}
.pdf-viewer-head a {
  flex: none;
  min-height: 34px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  color: #fff;
  background: var(--red);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
}
.pdf-viewer-frame {
  display: block;
  width: 100%;
  height: min(76vh, 820px);
  min-height: 560px;
  border: 0;
  background: #f0f1f3;
}
.menu-article-list {
  display: grid;
  margin-top: 24px;
  border-top: 1px solid var(--line);
}
.menu-article-list a {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--red-deep);
  font-weight: 700;
}
.menu-article-list span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 400;
}
.empty { padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }

.footer { padding: 36px 0 40px; color: rgba(255,255,255,0.86); background: var(--red-dark); text-align: center; }
.footer-content { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.footer-brand { display: flex; align-items: center; justify-content: center; gap: 12px; color: #fff; font-family: var(--serif); font-size: 22px; }
.footer-subtext { margin: 0; color: rgba(255,255,255,0.72); font-size: 15px; }

.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.js-enabled .reveal:not(.visible) {
  opacity: 0;
  transform: translateY(24px);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@keyframes riseIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(181, 32, 22, 0.35); }
  50% { box-shadow: 0 0 0 14px rgba(181, 32, 22, 0); }
}

@media (max-width: 1060px) {
  .masthead { grid-template-columns: 160px minmax(0, 1fr) 160px; min-height: 104px; }
  .logo-container img { height: 42px; }
  .mast-title-line { font-size: 22px; }
  .nav-row { flex-wrap: wrap; padding: 0; }
  .nav-links { order: 2; width: 100%; overflow-x: auto; }
  .nav-item { flex: 1 1 0; }
  .nav-links a { min-width: 92px; padding: 8px 10px; white-space: nowrap; }
  .nav-label { flex-direction: row; gap: 0; }
  .nav-label-line { display: inline; }
  .site-search { width: 100%; }
  .hero { height: 384px; }
  .hero h1,
  .hero-award-title { font-size: 36px; }
  .intro-grid,
  .two-col,
  .content-grid,
  .content-grid-tabs { grid-template-columns: 1fr; gap: 34px; }
  .report-grid,
  .article-grid,
  .gallery-grid,
  .feature-blocks { grid-template-columns: repeat(2, 1fr); }
  .data-band { grid-template-columns: repeat(2, 1fr); }
  .side-panel.sticky { position: static; }
  .section-tabs { position: static; }
}

@media (max-width: 680px) {
  .wrap,
  .hero-copy-inner { width: min(100% - 28px, var(--max)); }
  .mobile-only { display: block; }
  .masthead { min-height: 132px; grid-template-columns: 1fr; gap: 8px; padding: 16px 0; }
  .logo-container { height: auto; }
  .logo-container img { height: 40px; }
  .logo-caption { margin-top: 5px; font-size: 12px; }
  .mast-title { grid-column: 1; }
  .mast-title-line { font-size: 19px; }
  .mast-meta { font-size: 13px; }
  .nav-links { display: none; flex-direction: column; }
  .nav-links.open { display: flex; }
  .nav-links a { min-height: 48px; }
  .nav-label { flex-direction: row; gap: 0; }
  .nav-label-line { display: inline; }
  .nav-item { width: 100%; }
  .nav-dropdown,
  .nav-flyout {
    position: static;
    display: none;
    width: 100%;
    min-width: 0;
    padding: 0;
    border: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .nav-item.open > .nav-dropdown,
  .nav-dropdown-item.open > .nav-flyout { display: block; }
  .nav-dropdown a,
  .nav-flyout a {
    min-height: 42px;
    padding-left: 30px;
    white-space: normal;
  }
  .nav-flyout a { padding-left: 44px; }
  .nav-dropdown-item.has-flyout > a::after { transform: rotate(90deg); }
  .mobile-menu {
    width: 42px;
    height: 36px;
    border: 1px solid rgba(255,255,255,0.34);
    color: #fff;
    background: transparent;
    font-size: 22px;
  }
  .hero { height: 276px; }
  .hero h1,
  .hero-award-title { font-size: 28px; }
  .hero-desc { font-size: 16px; }
  .hero-btn { display: none; }
  .hero-actions,
  .article-meta { flex-direction: column; align-items: flex-start; }
  .section { padding: 42px 0; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .section-title { min-height: 48px; font-size: 21px; }
  .intro-card,
  .main-prose,
  .article-body { padding: 24px 20px; }
  .module-list,
  .report-grid,
  .article-grid,
  .gallery-grid,
  .catalogue,
  .data-band,
  .feature-blocks,
  .article-toolbar { grid-template-columns: 1fr; }
  .catalogue-row { grid-template-columns: 62px 1fr; }
  .page-hero-copy h1,
  .article-hero-copy h1 { font-size: 31px; }
  .article-hero-copy { padding: 28px 0 24px; }
  .article-hero-copy p { font-size: 15px; }
  .pdf-viewer-head { align-items: flex-start; flex-direction: column; }
  .pdf-viewer-frame { min-height: 420px; height: 68vh; }
}

@media (min-width: 681px) {
  .content-grid-no-side {
    grid-template-columns: 250px minmax(0, 1fr) !important;
  }
}

/* Tree Navigation Sidebar */
.tree-menu-container {
  padding: 15px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.tree-node {
  display: flex;
  flex-direction: column;
}
.tree-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 4px;
  transition: all 0.2s ease;
}
.tree-title-row:hover {
  background: #f5f7fa;
}
.tree-title {
  font-size: 15px;
  color: var(--dark);
  text-decoration: none;
  flex: 1;
  display: block;
  line-height: 1.4;
  transition: color 0.2s;
}
.tree-title:hover {
  color: var(--red);
}
.tree-title.active {
  color: var(--red-deep) !important;
  font-weight: 700;
}
.tree-arrow {
  cursor: pointer;
  width: 28px;
  height: 28px;
  padding: 0;
  color: #c0c4cc;
  transition: transform 0.2s ease, color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
}
.tree-arrow:hover {
  color: var(--dark);
}
.tree-arrow::before {
  content: "";
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 6px solid currentColor;
}

/* Indentation and styling for deeper levels */
.level-3 {
  margin-left: 15px;
  border-left: 1px dashed #e4e7ed;
  padding-left: 8px;
}
.level-4 {
  margin-left: 30px;
  border-left: 1px dashed #e4e7ed;
  padding-left: 8px;
}
.level-4 .tree-title {
  font-size: 14px;
  color: #606266;
}

/* Collapsible behavior */
.tree-node .tree-children {
  display: none;
}
.tree-node.expanded > .tree-children {
  display: block;
}
.tree-node.expanded > .tree-title-row > .tree-arrow {
  transform: rotate(90deg);
}

/* Directory listing inside main prose content area */
.directory-index-list {
  margin: 30px 0;
  padding: 20px;
  background: #fcfcfc;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.directory-index-list h3 {
  margin: 0 0 14px;
  font-size: 18px;
  color: var(--red-deep);
}
.directory-index-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.directory-index-list li a {
  display: block;
  padding: 10px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--dark);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
  box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}
.directory-index-list li a:hover {
  border-color: var(--red);
  color: var(--red);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

/* Directory toggle items in sidebar tree (non-navigating) */
.tree-dir-toggle {
  font-size: 15px;
  color: var(--dark);
  text-decoration: none;
  flex: 1;
  display: block;
  line-height: 1.4;
  transition: color 0.2s;
  cursor: pointer;
  user-select: none;
}
.tree-dir-toggle:hover {
  color: var(--red);
}
.tree-dir-toggle.active {
  color: var(--red-deep) !important;
  font-weight: 700;
}

.video-viewer-list { display: grid; gap: 26px; }
.video-viewer-card {
  overflow: hidden;
  border: 1px solid #e6dfd9;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 14px 30px rgba(45, 32, 26, 0.08);
}
.video-viewer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  background: #fbf7ef;
  border-bottom: 1px solid #e6dfd9;
}
.video-viewer-head h2 {
  margin: 0;
  font-size: 18px;
}
.video-viewer-head a {
  flex: none;
  min-height: 34px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  color: #fff;
  background: var(--red);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}
.video-viewer-head a:hover {
  background: var(--red-deep);
}
.video-viewer-frame-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
}
.video-viewer-frame {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.media-feature-carousel { display: block; position: relative; color: inherit; background: #fff; box-shadow: var(--shadow); }
.media-feature-carousel .section-title { margin-bottom: 0; transform: translateY(-1px); }
.video-carousel-container { position: relative; overflow: hidden; width: 100%; aspect-ratio: 16 / 8.1; border-top: 4px solid var(--red-deep); }
.media-feature-slide { display: none; width: 100%; height: 100%; text-decoration: none; color: inherit; }
.media-feature-slide.active { display: block; }
.media-feature-slide .media-frame { width: 100%; height: 100%; border-top: none; }
.media-feature-slide .media-frame video { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.media-feature-slide:hover img,
.media-feature-slide:hover video { transform: scale(1.045); }
.video-slide-title {
  position: absolute;
  left: 100px;
  bottom: 24px;
  color: #fff;
  font-size: 18px;
  font-weight: bold;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 60%;
}
.video-carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.5);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 24px;
  line-height: 40px;
  text-align: center;
  cursor: pointer;
  z-index: 10;
  transition: background 0.3s;
}
.video-carousel-btn:hover {
  background: rgba(181, 32, 22, 0.85);
}
.video-carousel-btn.video-prev {
  left: 10px;
}
.video-carousel-btn.video-next {
  right: 10px;
}
.video-carousel-dots {
  position: absolute;
  bottom: 12px;
  right: 20px;
  display: flex;
  gap: 8px;
  z-index: 10;
}
.video-carousel-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  padding: 0;
  transition: background 0.3s;
}
.video-carousel-dots button.active {
  background: var(--red);
}

@media (max-width: 768px) {
  .video-viewer-head { align-items: flex-start; flex-direction: column; }
}