:root {
  /* 大屏深色主题 — 深蓝灰背景 + 天空蓝/珊瑚橙强调 */
  --bg: #1A2634;
  --surface: #223244;
  --surface-alt: #243447;
  --surface2: #1E2D3D;
  --border: #3A4A5C;
  --border-accent: #4FC3F7;
  --text: #FFFFFF;
  --muted: #B0B8C1;

  --accent: #4FC3F7;
  --accent-dark: #29B6F6;
  --accent-light: rgba(79, 195, 247, 0.22);
  --accent2: #FF7043;

  /* 兼容旧变量名 */
  --mint: #4FC3F7;
  --mint-dark: #29B6F6;
  --mint-light: rgba(79, 195, 247, 0.35);
  --cream: #223244;
  --coral: #FF7043;
  --coral-dark: #F4511E;
  --coral-light: rgba(255, 112, 67, 0.28);
  --pink: var(--coral);
  --border-mint: var(--border-accent);
  --accent-coral: var(--coral);
  --success: #4FC3F7;
  --warning: #FF7043;
  --danger: #FF7043;
  --purple: #81B4D9;

  --radius: 12px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-card: 0 2px 14px rgba(0, 0, 0, 0.3);
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

html { color-scheme: dark; }

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: #81D4FA; text-decoration: underline; }

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow);
}

.site-header h1 {
  font-size: 1.65rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  color: var(--text);
}

.site-header .subtitle {
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 1rem;
}

.nav-bar a, .nav-bar span {
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  border: 1px solid var(--border);
  background: var(--surface);
  white-space: nowrap;
  text-decoration: none;
  color: var(--text);
  flex-shrink: 0;
}

.nav-bar a:hover {
  border-color: var(--accent);
  color: var(--accent);
  text-decoration: none;
}

.nav-bar a.nav-contribute {
  border-color: rgba(79, 195, 247, 0.45);
}

.nav-bar a.active.nav-contribute {
  border-color: var(--accent-dark);
}

.nav-bar a.active {
  background: var(--accent);
  border-color: var(--accent-dark);
  color: #1A2634;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 10px rgba(79, 195, 247, 0.35);
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem 2rem 3rem;
}

.meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.meta-bar .badge {
  background: var(--cream);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  color: var(--text);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
}

.card h2 {
  font-size: 1.05rem;
  margin-bottom: 1rem;
  color: var(--text);
  font-weight: 600;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.filters select, .filters input {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
}

.filters select option {
  background: var(--surface);
  color: var(--text);
}

.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

th, td {
  padding: 0.7rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

th {
  background: var(--surface2);
  color: var(--text);
  font-weight: 600;
  position: sticky;
  top: 0;
}

tr:hover td { background: rgba(79, 195, 247, 0.1); }

.outcome {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  margin-right: 4px;
}

.outcome-禁止 { background: rgba(255, 112, 67, 0.22); color: #FFAB91; border: 1px solid var(--coral); }
.outcome-附条件批准 { background: rgba(255, 183, 77, 0.18); color: #FFCC80; border: 1px solid #FFB74D; }
.outcome-批准 { background: rgba(79, 195, 247, 0.2); color: #81D4FA; border: 1px solid var(--accent); }
.outcome-机制运行 { background: rgba(129, 180, 217, 0.18); color: var(--muted); }
.outcome-政府干预 { background: rgba(255, 112, 67, 0.18); color: #FFAB91; }
.outcome-交易失败 { background: rgba(255, 183, 77, 0.15); color: #FFCC80; }
.outcome-审查中 { background: rgba(79, 195, 247, 0.15); color: #4FC3F7; border: 1px solid var(--accent); }
.outcome-无公开否决 { background: rgba(176, 184, 193, 0.12); color: var(--muted); }
.outcome-限制参与 { background: rgba(255, 112, 67, 0.18); color: #FFAB91; }

/* 表格列宽控制 — 防止日期和结果标签重叠 */
#cases-tbody td:nth-child(5),
#cases-tbody th:nth-child(5) {
  white-space: nowrap;
  min-width: 85px;
}
#cases-tbody td:nth-child(6),
#cases-tbody th:nth-child(6) {
  white-space: nowrap;
  min-width: 95px;
}

.chart-container {
  position: relative;
  height: 280px;
}

.map-hero {
  text-align: center;
  margin-bottom: 1.5rem;
}

.map-hero h2 { font-size: 1.25rem; margin-bottom: 0.5rem; }

#leaflet-map {
  width: 100%;
  height: 520px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface2);
  z-index: 0;
  box-shadow: var(--shadow);
}

.map-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-top: 1rem;
}

.map-chip {
  background: var(--accent);
  color: #1A2634;
  border: 1px solid var(--accent-dark);
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
}

.map-chip:hover { filter: brightness(1.1); }

.map-chip.secondary {
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
}

.leaflet-container {
  font-family: var(--font);
  background: var(--bg);
}

.leaflet-tooltip.map-tooltip {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-accent);
  border-radius: 8px;
  font-size: 0.85rem;
  box-shadow: var(--shadow);
}

.leaflet-control-zoom a {
  background: var(--surface) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}

.leaflet-control-attribution {
  background: rgba(26, 38, 52, 0.92) !important;
  color: var(--muted) !important;
  font-size: 0.7rem !important;
}

.leaflet-control-attribution a { color: var(--accent) !important; }

.map-legend {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.legend-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 4px;
  margin-right: 0.35rem;
  vertical-align: middle;
}

.legend-has { background: var(--accent); border: 1px solid var(--accent-dark); }
.legend-none { background: var(--surface2); border: 1px solid var(--border); }
.legend-selected { background: var(--coral); border: 1px solid var(--coral-dark); }

.legend-style-hard { background: rgba(255, 112, 67, 0.75); border: 1px solid var(--coral-dark); }
.legend-style-cond { background: rgba(255, 183, 77, 0.55); border: 1px solid #FFB74D; }
.legend-style-open { background: rgba(79, 195, 247, 0.55); border: 1px solid var(--accent-dark); }
.legend-style-quiet { background: #3A4A5C; border: 1px solid #5A6A7C; }

.map-legend-styles {
  gap: 1rem 1.25rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.map-style-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  margin-left: 0.35rem;
  vertical-align: middle;
}

.map-style-badge.style-hard { background: rgba(255, 112, 67, 0.25); color: #FFAB91; border: 1px solid var(--coral); }
.map-style-badge.style-conditional { background: rgba(255, 183, 77, 0.2); color: #FFCC80; border: 1px solid #FFB74D; }
.map-style-badge.style-open { background: rgba(79, 195, 247, 0.2); color: #81D4FA; border: 1px solid var(--accent); }
.map-style-badge.style-quiet { background: rgba(176, 184, 193, 0.15); color: var(--muted); border: 1px solid var(--border); }
.map-style-badge.style-default { background: var(--surface2); color: var(--muted); border: 1px solid var(--border); }

/* 每周播客 */
.podcast-card {
  background: var(--surface);
  border: 1px solid var(--border-accent);
}

.podcast-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.podcast-header h2 { margin: 0; font-size: 1.25rem; }

.podcast-badge {
  background: rgba(79, 195, 247, 0.2);
  color: var(--accent);
  border: 1px solid var(--accent);
}

.podcast-desc {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.podcast-player-wrap.hidden,
.hidden { display: none !important; }

.podcast-meta {
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  color: var(--muted);
}

.podcast-audio {
  width: 100%;
  margin-bottom: 1rem;
  border-radius: var(--radius);
}

.podcast-script-details {
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.podcast-script-details summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.podcast-script {
  margin-top: 0.75rem;
  padding: 1rem;
  background: var(--surface2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  line-height: 1.75;
  font-size: 0.9rem;
  max-height: 280px;
  overflow-y: auto;
  white-space: pre-wrap;
}

.podcast-highlights {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.85rem;
}

.podcast-highlights li {
  padding: 0.4rem 0;
  border-top: 1px solid var(--border);
}

.podcast-highlights li:first-child { border-top: none; }

/* 地图页：国家俚语横幅 */
.country-idiom-banner {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  animation: idiom-fade-in 0.35s ease;
}

.country-idiom-banner.hidden {
  display: none !important;
}

@keyframes idiom-fade-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

.idiom-flag-wrap {
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(51, 51, 51, 0.12);
  border: 1px solid var(--border);
  background: var(--surface);
}

.idiom-flag {
  display: block;
  width: 80px;
  height: auto;
  object-fit: cover;
}

.idiom-text {
  flex: 1;
  min-width: 0;
}

.idiom-country-name {
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
  color: var(--text);
}

.idiom-original {
  margin: 0 0 0.5rem;
  padding: 0;
  border: none;
  font-size: 1.05rem;
  font-style: italic;
  line-height: 1.55;
  color: var(--text);
  quotes: none;
}

.idiom-zh {
  margin: 0;
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.5;
}

@media (max-width: 560px) {
  .country-idiom-banner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

/* 新增审查风险提醒 */
.novel-review-section {
  border: 1px solid var(--coral);
  background: var(--surface);
}

.review-points-promo {
  border: 1px solid var(--border-accent);
  background: var(--surface);
}

.review-point-catalog {
  display: grid;
  gap: 1rem;
}

.catalog-item {
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--coral);
}

.catalog-item-title {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.catalog-item-desc {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.catalog-item-case {
  margin: 0;
  font-size: 0.88rem;
}

.novel-review-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.novel-review-header h2 {
  margin: 0;
  font-size: 1.35rem;
}

.novel-stat-badge {
  background: rgba(255, 112, 67, 0.18);
  border: 1px solid var(--coral);
  color: #FFAB91;
}

code {
  background: var(--surface2);
  color: var(--accent);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85em;
}

strong { color: var(--text); }

.novel-section-foot {
  margin: 1rem 0 0;
  font-size: 0.85rem;
  text-align: center;
}

.filter-novel-only {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--accent);
  font-weight: 600;
  margin-right: 0.75rem;
  white-space: nowrap;
}

.novel-section-desc {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.novel-review-feed {
  display: grid;
  gap: 0.85rem;
}

.novel-feed-item {
  padding: 0.85rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  border-left: 4px solid var(--coral);
}

.novel-feed-item header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.novel-feed-item time {
  color: var(--muted);
  font-size: 0.85rem;
}

.novel-feed-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0.25rem 0;
}

.novel-feed-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}

.novel-review-alert {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 112, 67, 0.1);
  border: 1px solid var(--coral);
  border-radius: var(--radius);
  border-left: 4px solid var(--coral);
}

.novel-review-alert-title {
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--text);
  font-size: 0.95rem;
}

.novel-review-alert-list {
  margin: 0 0 0.5rem 1.1rem;
  font-size: 0.88rem;
  line-height: 1.55;
}

.novel-review-alert-note {
  margin: 0;
  font-size: 0.78rem;
  color: var(--muted);
}

.review-point-badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  margin: 0.15rem 0.2rem 0.15rem 0;
  line-height: 1.35;
}

.review-point-new {
  background: rgba(255, 112, 67, 0.22);
  color: #FFAB91;
  border: 1px solid var(--coral);
  font-weight: 600;
}

.review-point-known {
  background: var(--surface-alt);
  color: var(--muted);
  border: 1px solid var(--border);
}

.case-review-points {
  margin: 0.75rem 0;
  font-size: 0.88rem;
  line-height: 1.6;
}

.novel-cell {
  min-width: 140px;
  max-width: 220px;
}

.muted-text {
  color: var(--muted);
  font-size: 0.85rem;
}

.country-panel {
  margin-top: 1.5rem;
}

.case-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow-card);
}

.case-card h3 { font-size: 1rem; margin-bottom: 0.5rem; }
.case-card .meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.timeline {
  margin-top: 0.75rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border);
}

.timeline li {
  list-style: none;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
}

.timeline .date { color: var(--accent); font-weight: 600; margin-right: 0.5rem; }

.framework-list li {
  margin-bottom: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  list-style: none;
}

.disclaimer {
  margin-top: 2rem;
  padding: 1rem;
  background: var(--surface);
  border-radius: var(--radius);
  font-size: 0.8rem;
  color: var(--muted);
  border: 1px dashed var(--border);
}

/* —— 政策与法律框架页 —— */
.policy-page .lead {
  color: var(--muted);
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}

.policy-toc {
  margin-bottom: 1.5rem;
}

.policy-toc h2 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--accent);
}

.policy-toc ol {
  margin-left: 1.25rem;
  font-size: 0.9rem;
}

.policy-toc a {
  color: var(--text);
}

.policy-toc a:hover {
  color: var(--accent2);
}

.policy-section {
  margin-bottom: 1.5rem;
}

.policy-section h2 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

.policy-section h3 {
  font-size: 1.05rem;
  margin: 1.25rem 0 0.75rem;
  color: var(--text);
}

.policy-section h4 {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.policy-list {
  margin-left: 1.25rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.policy-list li {
  margin-bottom: 0.4rem;
}

.policy-list.numbered {
  list-style: decimal;
}

.legal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 800px) {
  .legal-grid { grid-template-columns: 1fr; }
}

.legal-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
}

.legal-card.highlight {
  border-color: var(--coral);
  border-top: 3px solid var(--coral);
  background: rgba(255, 112, 67, 0.1);
}

.legal-ref {
  font-size: 0.8rem;
  margin-top: 0.75rem;
}

.framework-diagram {
  margin: 1rem 0 1.5rem;
  text-align: center;
}

.fw-layer {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 0 auto;
  max-width: 640px;
}

.fw-layer strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--accent2);
}

.fw-layer span {
  font-size: 0.85rem;
  color: var(--muted);
}

.fw-arrow {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0.35rem 0;
}

.policy-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 0.75rem 0;
}

.policy-table th,
.policy-table td {
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  text-align: left;
}

.policy-table th {
  background: var(--surface2);
  color: var(--text);
}

.note {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.5rem;
}

.trend-cards {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.trend-card {
  background: var(--surface2);
  border-left: 3px solid var(--pink);
  padding: 1rem 1rem 1rem 1.25rem;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.trend-year {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  background: rgba(79, 195, 247, 0.2);
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  margin-bottom: 0.5rem;
}

.trend-card h4 {
  margin-bottom: 0.35rem;
}

.trend-card p {
  font-size: 0.9rem;
  color: var(--muted);
}

.expert-quote {
  margin: 1rem 0;
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--coral);
  background: var(--surface2);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.expert-quote p {
  font-style: italic;
  margin-bottom: 0.75rem;
  color: var(--text);
  font-size: 0.95rem;
}

.expert-quote footer {
  font-size: 0.8rem;
  color: var(--muted);
}

.source-links {
  list-style: none;
  font-size: 0.9rem;
}

.source-links li {
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

/* —— 政策页增强：可视化与交互 —— */
.policy-hero {
  background: var(--surface);
  border-color: var(--border-accent);
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.highlight-pill {
  font-size: 0.8rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
}

.highlight-pill.accent {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(79, 195, 247, 0.15);
}

.highlight-pill.warn {
  border-color: var(--coral);
  color: #FFAB91;
  background: rgba(255, 112, 67, 0.15);
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}

.kpi-card {
  text-align: center;
  padding: 1rem;
  background: var(--surface2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  border-bottom: 3px solid var(--accent);
}

.kpi-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.kpi-label {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

.hero-tagline {
  font-size: 0.9rem;
  color: var(--muted);
  text-align: center;
}

.policy-toc-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.85rem 1rem;
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(26, 38, 52, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}

.policy-toc-pill {
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  color: var(--muted);
  background: var(--surface2);
  text-decoration: none !important;
  transition: all 0.2s;
}

.policy-toc-pill:hover,
.policy-toc-pill.active {
  background: var(--accent);
  border-color: var(--accent-dark);
  color: #1A2634;
  font-weight: 600;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

.section-head h2 {
  margin: 0;
  border: none;
  padding: 0;
  font-size: 1.35rem;
}

.section-num {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent);
  background: rgba(79, 195, 247, 0.2);
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
}

.policy-section .section-head + .lead {
  margin-top: 0;
}

.legal-compare-wrap .compare-toggle {
  display: block;
  margin: 0 auto 1rem;
  padding: 0.5rem 1.25rem;
  background: var(--surface2);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
}

.legal-compare-wrap .compare-toggle:hover {
  background: rgba(79, 195, 247, 0.15);
}

.legal-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  transition: opacity 0.3s;
}

.legal-compare-wrap:not(.show-revised) .compare-col[data-era="2025"] {
  opacity: 0.35;
  transform: scale(0.98);
}

.legal-compare-wrap.show-revised .compare-col[data-era="2019"] {
  opacity: 0.35;
  transform: scale(0.98);
}

.legal-compare-wrap.show-revised .compare-col[data-era="2025"] {
  opacity: 1;
  transform: scale(1);
}

@media (max-width: 700px) {
  .legal-compare { grid-template-columns: 1fr; }
}

.card-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: var(--border);
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.card-badge.new {
  background: var(--coral);
  color: #FFFFFF;
}

.check-list {
  list-style: none;
  font-size: 0.85rem;
  color: var(--muted);
}

.check-list li {
  padding: 0.35rem 0 0.35rem 1.25rem;
  position: relative;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: bold;
}

.mini-link {
  font-size: 0.8rem;
  display: inline-block;
  margin-top: 0.75rem;
}

.tool-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.tool-grid.large {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.tool-chip {
  font-size: 0.8rem;
  padding: 0.4rem 0.75rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted);
}

.tool-icon {
  color: var(--accent-dark);
  margin-right: 0.35rem;
}

.tool-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.tool-card strong { font-size: 0.9rem; }
.tool-card span { font-size: 0.75rem; color: var(--muted); }

.flow-pipeline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  margin: 1.25rem 0;
  padding: 1rem;
  background: var(--surface2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.flow-step {
  flex: 1 1 100px;
  min-width: 90px;
  text-align: center;
  padding: 0.75rem 0.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all 0.2s;
  cursor: default;
}

.flow-step.highlight,
.flow-step:hover {
  background: rgba(79, 195, 247, 0.15);
  border-color: var(--accent);
}

.flow-n {
  display: inline-flex;
  width: 1.5rem;
  height: 1.5rem;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #1A2634;
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.flow-step strong {
  display: block;
  font-size: 0.8rem;
}

.flow-step small {
  font-size: 0.7rem;
  color: var(--muted);
}

.flow-arrow {
  color: var(--muted);
  font-size: 1.1rem;
  flex: 0 0 auto;
}

@media (max-width: 600px) {
  .flow-arrow { display: none; }
}

.policy-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.policy-tab {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--muted);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
}

.policy-tab.active {
  background: var(--accent);
  border-color: var(--accent-dark);
  color: #1A2634;
  font-weight: 600;
}

.policy-tab-panel {
  display: none;
  animation: fadeIn 0.3s ease;
}

.policy-tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.layer-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.layer-card {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  border-left: 4px solid var(--accent);
  background: var(--surface2);
}

.layer-card h4 { margin-bottom: 0.35rem; color: var(--accent); }
.layer-card p { font-size: 0.85rem; color: var(--muted); margin: 0; }

.layer-1 { border-left-color: var(--mint); }
.layer-2 { border-left-color: var(--accent); margin-left: 1rem; }
.layer-3 { border-left-color: var(--pink); margin-left: 2rem; }

.callout {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.callout-info {
  background: rgba(79, 195, 247, 0.12);
  border: 1px solid var(--border-accent);
}

.progress-bars { margin-top: 0.5rem; }

.prog-row {
  display: grid;
  grid-template-columns: 1fr 2fr auto;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.65rem;
  font-size: 0.8rem;
}

.prog-row label { color: var(--muted); }
.prog-row > span:last-child { color: var(--accent); font-weight: 600; min-width: 2rem; }

.prog-track {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.prog-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 4px;
  transition: width 0.6s ease;
}

.prog-fill.warn { background: var(--coral); }
.prog-fill.accent { background: var(--accent); }

.chart-row { margin-bottom: 1.25rem; }

.chart-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow-card);
}

.policy-chart {
  height: 220px;
}

.takeaway-box {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.takeaway-box h3 {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.takeaway-list {
  margin-left: 1.25rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.takeaway-list li { margin-bottom: 0.5rem; }

.viz-timeline { margin: 1rem 0; }

.viz-timeline-track {
  display: flex;
  justify-content: space-between;
  gap: 0.35rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.viz-timeline-item {
  flex: 1;
  min-width: 4.5rem;
  padding: 0.65rem 0.35rem;
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.75rem;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  line-height: 1.3;
}

.viz-timeline-item:hover,
.viz-timeline-item.active {
  border-color: var(--accent);
  background: rgba(79, 195, 247, 0.15);
  color: var(--text);
}

.viz-timeline-detail {
  min-height: 100px;
  padding: 1.25rem;
}

.viz-timeline-detail h4 {
  margin: 0.5rem 0;
  color: var(--text);
}

.viz-timeline-detail p {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

.style-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin: 1rem 0;
}

@media (max-width: 900px) {
  .style-matrix { grid-template-columns: repeat(2, 1fr); }
}

.matrix-cell {
  padding: 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
}

.matrix-cell h4 { font-size: 0.9rem; margin-bottom: 0.35rem; }
.matrix-cell p { font-size: 0.85rem; margin: 0.25rem 0; }
.matrix-cell small { font-size: 0.75rem; color: var(--muted); }

.matrix-hard { background: rgba(255, 112, 67, 0.18); border-color: var(--coral); }
.matrix-cond { background: rgba(255, 183, 77, 0.15); border-color: #FFB74D; }
.matrix-open { background: rgba(79, 195, 247, 0.15); border-color: var(--accent); }
.matrix-quiet { background: rgba(176, 184, 193, 0.12); border-color: var(--border); }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.cta-row .btn-map { margin: 0; }

.expert-grid { display: flex; flex-direction: column; gap: 0.5rem; }

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface2);
}

.accordion-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 1rem;
  background: transparent;
  border: none;
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
  text-align: left;
}

.accordion-trigger:hover { background: rgba(79, 195, 247, 0.1); }

.expert-org {
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  text-transform: uppercase;
}

.expert-org.merics { background: rgba(79, 195, 247, 0.25); color: #81D4FA; }
.expert-org.bruegel { background: rgba(129, 180, 217, 0.25); color: #B0B8C1; }
.expert-org.cer { background: rgba(255, 112, 67, 0.22); color: #FFAB91; }
.expert-org.ec { background: rgba(79, 195, 247, 0.15); color: var(--accent); border: 1px solid var(--border); }
.expert-org.cliif { background: rgba(200, 164, 75, 0.22); color: #C5A44B; }
.expert-org.cass { background: rgba(129, 199, 132, 0.22); color: #A5D6A7; }
.expert-org.kwm { background: rgba(239, 83, 80, 0.20); color: #EF9A9A; }
.expert-org.mofcom { background: rgba(255, 193, 7, 0.20); color: #FFD54F; }

.expert-title { font-size: 0.9rem; }

.accordion-icon {
  font-size: 0.7rem;
  color: var(--muted);
  transition: transform 0.2s;
}

.accordion-item.open .accordion-icon { transform: rotate(180deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 1rem;
}

.accordion-item.open .accordion-body {
  max-height: 320px;
  padding: 0 1rem 1rem;
}

.accordion-body blockquote {
  font-style: italic;
  color: var(--muted);
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  border-left: 3px solid var(--pink);
  padding-left: 0.75rem;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}

.source-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none !important;
  transition: border-color 0.2s, transform 0.2s;
}

.source-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(79, 195, 247, 0.2);
}

.source-card strong { color: var(--accent); font-size: 0.95rem; }
.source-card span { font-size: 0.8rem; color: var(--muted); }

/* 主按钮：天空蓝 */
.btn-map {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #1A2634 !important;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none !important;
  margin: 1rem 0;
  border: 1px solid var(--accent-dark);
  box-shadow: 0 4px 14px rgba(79, 195, 247, 0.35);
}

.btn-map:hover {
  background: #81D4FA;
  transform: translateY(-1px);
  text-decoration: none !important;
}

/* 次要按钮：珊瑚橙 */
.btn-map-secondary {
  background: var(--coral) !important;
  border-color: var(--coral-dark) !important;
  color: #FFFFFF !important;
  box-shadow: 0 4px 14px rgba(255, 112, 67, 0.35) !important;
}

.btn-map-secondary:hover {
  background: #FF8A65 !important;
}

.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
}

/* —— 贡献案例登记表 —— */
.contribute-page .contrib-lead {
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.contrib-bullets {
  margin-left: 1.25rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.contrib-bullets li { margin-bottom: 0.35rem; }

.contrib-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contrib-fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

.contrib-fieldset legend {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent);
  padding: 0 0 0.75rem;
  width: 100%;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.contrib-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 720px) {
  .contrib-grid { grid-template-columns: 1fr; }
}

.contrib-field-full { grid-column: 1 / -1; }

.contrib-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.contrib-field span em {
  color: var(--coral);
  font-style: normal;
}

.contrib-field input,
.contrib-field select,
.contrib-field textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9rem;
  width: 100%;
}

.contrib-field input:focus,
.contrib-field select:focus,
.contrib-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(79, 195, 247, 0.2);
}

.contrib-field textarea { resize: vertical; min-height: 4.5rem; }

.contrib-radio-group {
  display: grid;
  gap: 0.75rem;
}

@media (min-width: 720px) {
  .contrib-radio-group { grid-template-columns: 1fr 1fr; }
}

.contrib-radio {
  display: block;
  cursor: pointer;
}

.contrib-radio input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.contrib-radio-box {
  display: block;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface2);
  transition: border-color 0.2s, background 0.2s;
}

.contrib-radio-box strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.contrib-radio-box small {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.contrib-radio input:checked + .contrib-radio-box {
  border-color: var(--accent);
  background: rgba(79, 195, 247, 0.12);
  box-shadow: 0 0 0 1px var(--accent);
}

.contrib-radio input:focus-visible + .contrib-radio-box {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.contrib-consent .contrib-check {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
  cursor: pointer;
}

.contrib-check input {
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.contrib-privacy {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0.5rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border);
}

.contrib-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.contrib-actions .btn-map { margin: 0; }

.contrib-error {
  padding: 0.85rem 1rem;
  background: rgba(255, 112, 67, 0.15);
  border: 1px solid var(--coral);
  border-radius: var(--radius);
  color: #FFAB91;
  margin-bottom: 1rem;
}

.contrib-success h2 { color: var(--accent); margin-bottom: 0.75rem; }

.contrib-honeypot {
  position: absolute;
  left: -9999px;
  height: 0;
  overflow: hidden;
}

.contrib-intro { border-left: 4px solid var(--accent); }

/* —— 首页趋势演示动画 —— */
.trend-hero {
  margin-bottom: 1.5rem;
  border-top-color: var(--accent);
  overflow: hidden;
}

.trend-hero.collapsed {
  display: none;
}

.trend-hero-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.trend-hero-head h2 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  color: var(--text);
}

.trend-hero-desc {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

.trend-hero-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.trend-year-badge {
  font-size: 0.85rem;
  color: var(--muted);
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface2);
}

.trend-year-badge strong {
  color: var(--accent);
  font-size: 1.1rem;
  margin-left: 0.25rem;
}

.trend-btn {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-family: inherit;
  font-size: 0.82rem;
  cursor: pointer;
}

.trend-btn:hover {
  background: rgba(79, 195, 247, 0.15);
}

.trend-btn-ghost {
  border-color: var(--border);
  color: var(--muted);
}

.trend-canvas-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 21 / 9;
  min-height: 200px;
  max-height: 420px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: #1A2634;
}

/* 分幕解说：左文右图 */
.trend-stage {
  display: grid;
  grid-template-columns: minmax(260px, 36%) 1fr;
  min-height: 300px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}

.trend-narrative {
  background: #243447;
  padding: 1.25rem 1.35rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
}

.trend-scene-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.trend-scene-step {
  font-size: 0.78rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.trend-scene-step strong {
  color: var(--accent);
  font-size: 1.05rem;
}

.trend-scene-dots {
  display: flex;
  gap: 5px;
  align-items: center;
}

.trend-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.2s, transform 0.2s;
}

.trend-dot.active {
  background: var(--accent);
  transform: scale(1.25);
}

.trend-scene-title {
  margin: 0;
  font-size: 1.2rem;
  line-height: 1.35;
  color: var(--text);
  font-weight: 600;
}

.trend-scene-bullets {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.trend-scene-bullets li {
  margin-bottom: 0.45rem;
}

.trend-scene-bullets strong {
  color: var(--text);
  font-weight: 600;
}

.trend-chart-area {
  position: relative;
  background: #1A2634;
  min-height: 260px;
}

.trend-chart-area canvas {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 260px;
}

.trend-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.trend-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 1rem 1.25rem;
  background: linear-gradient(transparent, rgba(26, 38, 52, 0.92));
  pointer-events: none;
}

.trend-caption strong {
  display: block;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.trend-caption span {
  font-size: 0.82rem;
  color: var(--muted);
}

.trend-progress-track {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  margin-top: 0.75rem;
  overflow: hidden;
}

#trend-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--coral));
  transition: width 0.15s linear;
}

.trend-collapsed-bar {
  margin: 0 0 1.25rem;
  text-align: center;
}

.trend-collapsed-bar .trend-btn {
  background: rgba(79, 195, 247, 0.12);
}

@media (max-width: 720px) {
  .trend-stage {
    grid-template-columns: 1fr;
  }
  .trend-narrative {
    padding: 1rem 1.1rem;
  }
  .trend-scene-title {
    font-size: 1.05rem;
  }
  .trend-chart-area {
    min-height: 220px;
  }
}

@media (min-width: 1200px) {
  .trend-stage {
    min-height: 340px;
  }
  .trend-chart-area {
    min-height: 320px;
  }
  .trend-hero-head h2 { font-size: 1.25rem; }
  .trend-scene-title { font-size: 1.35rem; }
}

/* 大屏展示优化 */
@media (min-width: 1200px) {
  .container { max-width: 1400px; }
  .site-header h1 { font-size: 1.85rem; }
  .site-header .subtitle { font-size: 1rem; }
  .card h2 { font-size: 1.15rem; }
  .chart-container { height: 320px; }
  .policy-chart { height: 260px; }
  #leaflet-map { height: 580px; }
  .kpi-value { font-size: 2rem; }
  .nav-bar {
    flex-wrap: nowrap;
    gap: 0.65rem;
  }
  .nav-bar a, .nav-bar span {
    font-size: 0.85rem;
    padding: 0.45rem 1rem;
  }
}