/* ==========================================================
   自然灾害天气资讯站 - 样式表
   包含：双主题（亮/暗）、9种灾害样式、响应式三断点
   ========================================================== */

/* ---------- 0. CSS 变量 & 主题 ---------- */
:root {
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #dbeafe;
  --color-bg: #f5f7fa;
  --color-surface: #ffffff;
  --color-surface-alt: #f0f4f8;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-border: #e2e8f0;
  --color-border-light: #f1f5f9;
  --color-shadow: rgba(15, 23, 42, 0.06);
  --color-shadow-strong: rgba(15, 23, 42, 0.12);
  --color-overlay: rgba(15, 23, 42, 0.55);

  --color-typhoon: #7c3aed;
  --color-typhoon-light: #ede9fe;
  --color-earthquake: #dc2626;
  --color-earthquake-light: #fee2e2;
  --color-flood: #0284c7;
  --color-flood-light: #e0f2fe;
  --color-rainstorm: #2563eb;
  --color-rainstorm-light: #dbeafe;
  --color-snowstorm: #0ea5e9;
  --color-snowstorm-light: #e0f2fe;
  --color-drought: #d97706;
  --color-drought-light: #fef3c7;
  --color-wildfire: #ea580c;
  --color-wildfire-light: #ffedd5;
  --color-heatwave: #dc2626;
  --color-heatwave-light: #fee2e2;
  --color-coldwave: #0891b2;
  --color-coldwave-light: #cffafe;

  --level-normal: #10b981;
  --level-severe: #f59e0b;
  --level-serious: #ef4444;
  --level-catastrophic: #7c2d12;

  --status-warning: #f59e0b;
  --status-ongoing: #ef4444;
  --status-rescue: #8b5cf6;
  --status-ended: #64748b;

  --aqi-excellent: #10b981;
  --aqi-good: #84cc16;
  --aqi-light: #f59e0b;
  --aqi-moderate: #f97316;
  --aqi-heavy: #ef4444;
  --aqi-severe: #7c2d12;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-sm: 0 1px 2px var(--color-shadow);
  --shadow-md: 0 4px 12px var(--color-shadow);
  --shadow-lg: 0 10px 30px var(--color-shadow-strong);
  --shadow-xl: 0 20px 50px var(--color-shadow-strong);

  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, sans-serif;
}

[data-theme="dark"] {
  --color-primary: #3b82f6;
  --color-primary-hover: #60a5fa;
  --color-primary-light: #1e3a8a;
  --color-bg: #0b1220;
  --color-surface: #111827;
  --color-surface-alt: #1e293b;
  --color-text: #e2e8f0;
  --color-text-secondary: #cbd5e1;
  --color-text-muted: #64748b;
  --color-border: #334155;
  --color-border-light: #1e293b;
  --color-shadow: rgba(0, 0, 0, 0.4);
  --color-shadow-strong: rgba(0, 0, 0, 0.6);
  --color-overlay: rgba(0, 0, 0, 0.75);

  --color-typhoon: #a78bfa;
  --color-typhoon-light: #3b2a5e;
  --color-earthquake: #f87171;
  --color-earthquake-light: #5a2020;
  --color-flood: #38bdf8;
  --color-flood-light: #164e63;
  --color-rainstorm: #60a5fa;
  --color-rainstorm-light: #1e3a8a;
  --color-snowstorm: #7dd3fc;
  --color-snowstorm-light: #164e63;
  --color-drought: #fbbf24;
  --color-drought-light: #5c4311;
  --color-wildfire: #fb923c;
  --color-wildfire-light: #6b2e05;
  --color-heatwave: #f87171;
  --color-heatwave-light: #5a2020;
  --color-coldwave: #22d3ee;
  --color-coldwave-light: #155e75;
}

/* ---------- 1. 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  transition: background 0.3s ease, color 0.3s ease;
}
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select { font-family: inherit; font-size: inherit; color: inherit; }
img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 2. Header & 主题切换 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  backdrop-filter: saturate(180%) blur(8px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  border-radius: var(--radius-md);
  font-size: 26px;
  box-shadow: var(--shadow-md);
}
.brand-text h1 {
  font-size: 19px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.3px;
}
.brand-subtitle {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.currentTime {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-variant-numeric: tabular-nums;
}
.theme-toggle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 18px;
  position: relative;
}
.theme-toggle:hover {
  background: var(--color-primary-light);
  transform: rotate(15deg);
}
.theme-icon-sun, .theme-icon-moon {
  position: absolute;
  transition: opacity 0.3s, transform 0.3s;
}
[data-theme="light"] .theme-icon-moon { opacity: 1; transform: scale(1); }
[data-theme="light"] .theme-icon-sun { opacity: 0; transform: scale(0.6); }
[data-theme="dark"] .theme-icon-moon { opacity: 0; transform: scale(0.6); }
[data-theme="dark"] .theme-icon-sun { opacity: 1; transform: scale(1); }

/* ---------- 3. Section 通用 ---------- */
main.container {
  padding-top: 28px;
  padding-bottom: 60px;
}
section {
  margin-bottom: 32px;
}
.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 18px;
  color: var(--color-text);
}
.title-bar {
  width: 4px;
  height: 20px;
  background: linear-gradient(180deg, var(--color-primary), #7c3aed);
  border-radius: 2px;
}

/* ---------- 4. 天气概览卡片 ---------- */
.weather-overview-section {
  margin-bottom: 36px;
}
.weather-card {
  background: linear-gradient(135deg, var(--color-surface), var(--color-surface-alt));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 26px 28px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.weather-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--color-primary-light) 0%, transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}
.weather-card-main {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 22px;
  padding-bottom: 22px;
  border-bottom: 1px dashed var(--color-border);
}
.weather-location {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 16px;
  grid-column: 1 / -1;
}
.weather-location-icon { font-size: 18px; }
.weather-refresh {
  font-size: 16px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.weather-refresh:hover {
  background: var(--color-surface-alt);
  transform: rotate(360deg);
}
.weather-refresh.spinning {
  animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.weather-primary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.weather-temp-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
}
.weather-icon {
  font-size: 64px;
  line-height: 1;
  filter: drop-shadow(0 2px 8px var(--color-shadow));
}
.weather-temp-info { display: flex; flex-direction: column; }
.weather-temp {
  font-size: 56px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -2px;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.weather-unit {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-secondary);
  vertical-align: super;
}
.weather-desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-top: 6px;
}
.weather-feels {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 22px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  min-width: 110px;
}
.weather-feels-label {
  font-size: 12px;
  color: var(--color-text-secondary);
}
.weather-feels-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}
.weather-card-details {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.weather-detail-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.weather-detail-item:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.weather-detail-icon { font-size: 26px; }
.weather-detail-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.weather-detail-label {
  font-size: 12px;
  color: var(--color-text-muted);
}
.weather-detail-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  gap: 8px;
  align-items: center;
}
.aqi-level-1 { color: var(--aqi-excellent); }
.aqi-level-2 { color: var(--aqi-good); }
.aqi-level-3 { color: var(--aqi-light); }
.aqi-level-4 { color: var(--aqi-moderate); }
.aqi-level-5 { color: var(--aqi-heavy); }
.aqi-level-6 { color: var(--aqi-severe); }
#weatherAqiLabel {
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 12px;
  background: currentColor;
  color: #fff !important;
}

/* ---------- 5. 统计仪表盘 ---------- */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}
.stat-total { border-left: 4px solid var(--color-primary); }
.stat-people { border-left: 4px solid #8b5cf6; }
.stat-loss { border-left: 4px solid #f59e0b; }
.stat-ongoing { border-left: 4px solid #ef4444; }
.stat-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  font-size: 28px;
  flex-shrink: 0;
}
.stat-content { flex: 1; min-width: 0; }
.stat-label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}
.stat-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.stat-unit {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}
.stat-change {
  font-size: 12px;
  color: #10b981;
  margin-top: 4px;
  font-weight: 500;
}

.type-stats-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px 26px;
  box-shadow: var(--shadow-sm);
}
.type-stats-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--color-border-light);
}
.type-stats-header h3 {
  font-size: 16px;
  font-weight: 700;
}
.type-stats-sub {
  font-size: 13px;
  color: var(--color-text-muted);
}
.type-stats-sub span {
  color: var(--color-primary);
  font-weight: 600;
}
.type-progress-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px 28px;
}
.type-progress-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.type-progress-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}
.type-progress-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  color: var(--color-text-secondary);
}
.type-progress-count {
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.type-progress-count span {
  color: var(--color-text-muted);
  font-weight: 400;
  margin-left: 2px;
}
.type-progress-bar {
  height: 8px;
  background: var(--color-surface-alt);
  border-radius: 4px;
  overflow: hidden;
}
.type-progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0;
}

/* ---------- 6. 筛选器 ---------- */
.disaster-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}
.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.tab-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.tab-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}
.tab-icon { font-size: 15px; }

.tab-btn.disaster-typhoon.active { background: var(--color-typhoon); border-color: var(--color-typhoon); box-shadow: 0 4px 12px rgba(124,58,237,0.3); }
.tab-btn.disaster-earthquake.active { background: var(--color-earthquake); border-color: var(--color-earthquake); box-shadow: 0 4px 12px rgba(220,38,38,0.3); }
.tab-btn.disaster-flood.active { background: var(--color-flood); border-color: var(--color-flood); box-shadow: 0 4px 12px rgba(2,132,199,0.3); }
.tab-btn.disaster-rainstorm.active { background: var(--color-rainstorm); border-color: var(--color-rainstorm); box-shadow: 0 4px 12px rgba(37,99,235,0.3); }
.tab-btn.disaster-snowstorm.active { background: var(--color-snowstorm); border-color: var(--color-snowstorm); box-shadow: 0 4px 12px rgba(14,165,233,0.3); }
.tab-btn.disaster-drought.active { background: var(--color-drought); border-color: var(--color-drought); box-shadow: 0 4px 12px rgba(217,119,6,0.3); }
.tab-btn.disaster-wildfire.active { background: var(--color-wildfire); border-color: var(--color-wildfire); box-shadow: 0 4px 12px rgba(234,88,12,0.3); }
.tab-btn.disaster-heatwave.active { background: var(--color-heatwave); border-color: var(--color-heatwave); box-shadow: 0 4px 12px rgba(220,38,38,0.3); }
.tab-btn.disaster-coldwave.active { background: var(--color-coldwave); border-color: var(--color-coldwave); box-shadow: 0 4px 12px rgba(8,145,178,0.3); }

.filter-bar {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 16px;
  padding: 18px 22px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.filter-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.filter-item label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-secondary);
}
.filter-select, .search-input {
  width: 100%;
  height: 42px;
  padding: 0 14px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: var(--transition);
  outline: none;
  color: var(--color-text);
}
.filter-select:focus, .search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}
.search-wrap {
  position: relative;
}
.search-input {
  padding-right: 40px;
}
.search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.filter-summary {
  margin-top: 14px;
  padding: 12px 18px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 500;
}
[data-theme="dark"] .filter-summary {
  background: rgba(59,130,246,0.15);
}

/* ---------- 7. 状态展示（加载/空/错误） ---------- */
.loading-state, .empty-state, .error-state {
  padding: 80px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 14px;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-lg);
  min-height: 300px;
}
.loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--color-primary-light);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.loading-text {
  font-size: 15px;
  color: var(--color-text-secondary);
}
.empty-icon, .error-icon { font-size: 64px; line-height: 1; }
.empty-title, .error-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
}
.empty-desc, .error-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  max-width: 360px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  margin-top: 4px;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* ---------- 8. 卡片网格 ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 18px;
}
.disaster-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.disaster-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 5px;
  height: 100%;
  z-index: 2;
}
.disaster-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-light);
}
.card-typhoon::before { background: var(--color-typhoon); }
.card-earthquake::before { background: var(--color-earthquake); }
.card-flood::before { background: var(--color-flood); }
.card-rainstorm::before { background: var(--color-rainstorm); }
.card-snowstorm::before { background: var(--color-snowstorm); }
.card-drought::before { background: var(--color-drought); }
.card-wildfire::before { background: var(--color-wildfire); }
.card-heatwave::before { background: var(--color-heatwave); }
.card-coldwave::before { background: var(--color-coldwave); }

.card-header {
  padding: 16px 20px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-left: 25px;
}
.card-type-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}
.card-typhoon .card-type-tag { background: var(--color-typhoon-light); color: var(--color-typhoon); }
.card-earthquake .card-type-tag { background: var(--color-earthquake-light); color: var(--color-earthquake); }
.card-flood .card-type-tag { background: var(--color-flood-light); color: var(--color-flood); }
.card-rainstorm .card-type-tag { background: var(--color-rainstorm-light); color: var(--color-rainstorm); }
.card-snowstorm .card-type-tag { background: var(--color-snowstorm-light); color: var(--color-snowstorm); }
.card-drought .card-type-tag { background: var(--color-drought-light); color: var(--color-drought); }
.card-wildfire .card-type-tag { background: var(--color-wildfire-light); color: var(--color-wildfire); }
.card-heatwave .card-type-tag { background: var(--color-heatwave-light); color: var(--color-heatwave); }
.card-coldwave .card-type-tag { background: var(--color-coldwave-light); color: var(--color-coldwave); }

.card-level-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
}
.level-normal { background: var(--level-normal); }
.level-severe { background: var(--level-severe); }
.level-serious { background: var(--level-serious); }
.level-catastrophic { background: var(--level-catastrophic); }

.card-title {
  padding: 0 20px 12px 25px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--color-text);
  min-height: 48px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta {
  padding: 0 20px 14px 25px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  font-size: 12.5px;
  color: var(--color-text-secondary);
}
.card-meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}
.card-meta-icon { font-size: 13px; opacity: 0.8; flex-shrink: 0; }
.card-meta-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.card-location { grid-column: 1 / -1; font-weight: 500; }

.card-stats {
  margin: 0 20px 14px 25px;
  padding: 10px 14px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.card-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2px;
}
.card-stat-value {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.card-stat-label {
  font-size: 10.5px;
  color: var(--color-text-muted);
}

.card-status {
  margin: 0 20px 0 25px;
  padding-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border-light);
}
.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
}
.status-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.9;
}
.status-warning { background: var(--status-warning); }
.status-ongoing { background: var(--status-ongoing); animation: pulse-dot 1.8s ease-in-out infinite; }
.status-rescue { background: var(--status-rescue); animation: pulse-dot 1.8s ease-in-out infinite; }
.status-ended { background: var(--status-ended); }
@keyframes pulse-dot {
  0%,100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.status-warning::before { background: var(--status-warning); }
.status-ongoing::before { background: #fff; animation: pulse 1.2s ease-in-out infinite; }
.status-rescue::before { background: #fff; animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.card-source {
  font-size: 11.5px;
  color: var(--color-text-muted);
}

.card-summary {
  padding: 14px 20px 18px 25px;
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.card-footer-arrow {
  padding: 0 20px 16px 25px;
  display: flex;
  justify-content: flex-end;
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 500;
}
.card-footer-arrow::after {
  content: '查看详情 →';
  transition: var(--transition);
}
.disaster-card:hover .card-footer-arrow::after {
  transform: translateX(4px);
}

/* ---------- 9. 详情弹窗 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.modal.open {
  opacity: 1;
  pointer-events: auto;
}
.modal-mask {
  position: absolute;
  inset: 0;
  background: var(--color-overlay);
  backdrop-filter: blur(4px);
}
.modal-dialog {
  position: relative;
  z-index: 1;
  width: 95%;
  max-width: 900px;
  max-height: 90vh;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translateY(30px) scale(0.96);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-xl);
}
.modal.open .modal-dialog {
  transform: translateY(0) scale(1);
}
.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 10;
  width: 38px;
  height: 38px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--color-text-secondary);
  transition: var(--transition);
}
.modal-close:hover {
  background: #ef4444;
  color: #fff;
  border-color: #ef4444;
  transform: rotate(90deg);
}
.modal-content {
  overflow-y: auto;
  overflow-x: hidden;
  flex: 1;
  padding: 0;
}

.detail-header {
  position: relative;
  padding: 32px 36px 26px;
  padding-right: 70px;
  border-bottom: 1px solid var(--color-border-light);
}
.detail-header::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 6px;
  height: 100%;
}
.detail-typhoon .detail-header::before { background: var(--color-typhoon); }
.detail-earthquake .detail-header::before { background: var(--color-earthquake); }
.detail-flood .detail-header::before { background: var(--color-flood); }
.detail-rainstorm .detail-header::before { background: var(--color-rainstorm); }
.detail-snowstorm .detail-header::before { background: var(--color-snowstorm); }
.detail-drought .detail-header::before { background: var(--color-drought); }
.detail-wildfire .detail-header::before { background: var(--color-wildfire); }
.detail-heatwave .detail-header::before { background: var(--color-heatwave); }
.detail-coldwave .detail-header::before { background: var(--color-coldwave); }

.detail-tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}
.detail-title {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.4;
  color: var(--color-text);
  margin-bottom: 14px;
}
.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  font-size: 13.5px;
  color: var(--color-text-secondary);
}
.detail-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.detail-meta-icon { font-size: 15px; }

.detail-map {
  margin: 0;
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-bottom: 1px solid var(--color-border-light);
}

.detail-body {
  padding: 28px 36px;
}
.detail-section {
  margin-bottom: 26px;
}
.detail-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-border-light);
}
.detail-section-title::before {
  content: '';
  width: 3px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 2px;
}
.detail-content-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  text-indent: 2em;
  text-align: justify;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.detail-grid-item {
  padding: 14px 18px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.detail-grid-label {
  font-size: 12px;
  color: var(--color-text-muted);
}
.detail-grid-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.5;
}
.detail-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.detail-list li {
  padding: 10px 14px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.detail-list li::before {
  content: '▸ ';
  color: var(--color-primary);
  font-weight: 700;
}
.aid-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--color-primary), #7c3aed);
  color: #fff !important;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 15px;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(37,99,235,0.3);
}
.aid-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37,99,235,0.4);
  color: #fff;
}
.related-news {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.related-news-item {
  padding: 12px 16px;
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  transition: var(--transition);
}
.related-news-item:hover {
  background: var(--color-primary-light);
  transform: translateX(4px);
}
.related-news-title {
  font-size: 14px;
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}
.related-news-date {
  font-size: 12px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* ---------- 10. 回到顶部 ---------- */
.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 90;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--color-primary-hover);
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(37,99,235,0.4);
}

/* ---------- 11. Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 24px 0;
  margin-top: 20px;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--color-text);
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 13px;
  color: var(--color-text-secondary);
}
.footer-links b {
  color: var(--color-primary);
}
.footer-copy {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ---------- 12. 响应式断点 ---------- */
/* 断点 1: ≤ 1200px */
@media (max-width: 1200px) {
  .dashboard-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .type-progress-list {
    grid-template-columns: repeat(2, 1fr);
  }
  .weather-card-details {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 断点 2: ≤ 768px (平板) */
@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .header-inner { height: 62px; }
  .brand-text h1 { font-size: 16px; }
  .brand-subtitle { display: none; }
  .currentTime { display: none; }
  .brand-icon { width: 42px; height: 42px; font-size: 22px; }

  main.container { padding-top: 20px; padding-bottom: 40px; }
  section { margin-bottom: 24px; }

  .weather-card { padding: 20px; border-radius: var(--radius-lg); }
  .weather-card-main {
    grid-template-columns: 1fr;
    gap: 14px;
    padding-bottom: 16px;
    margin-bottom: 16px;
  }
  .weather-icon { font-size: 48px; }
  .weather-temp { font-size: 42px; }
  .weather-feels { padding: 10px 18px; min-width: auto; align-self: flex-start; }
  .weather-card-details {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .weather-detail-item {
    padding: 12px 14px;
  }

  .stat-card { padding: 16px; gap: 12px; }
  .stat-icon { width: 48px; height: 48px; font-size: 24px; }
  .stat-value { font-size: 22px; }

  .filter-bar {
    grid-template-columns: 1fr 1fr;
    padding: 16px;
    gap: 12px;
  }
  .filter-search { grid-column: 1 / -1; }

  .cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
  }

  .detail-header { padding: 22px 22px 18px; padding-right: 58px; }
  .detail-title { font-size: 20px; }
  .detail-map { height: 200px; }
  .detail-body { padding: 20px 22px; }
  .detail-grid { grid-template-columns: 1fr; }
  .type-stats-card { padding: 18px; }
}

/* 断点 3: ≤ 480px (手机) */
@media (max-width: 480px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .type-progress-list {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .disaster-tabs {
    gap: 6px;
  }
  .tab-btn {
    padding: 8px 12px;
    font-size: 12px;
  }
  .tab-label { display: none; }
  .tab-btn { min-width: 40px; justify-content: center; }
  .tab-btn:has(.tab-label) { padding: 8px 14px; }

  .filter-bar {
    grid-template-columns: 1fr;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .card-header, .card-title, .card-meta, .card-summary, .card-footer-arrow {
    padding-left: 20px;
  }
  .card-stats, .card-status {
    margin-left: 20px;
  }
  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 42px;
    height: 42px;
  }
  .weather-primary {
    flex-direction: column;
    align-items: flex-start;
  }
  .loading-state, .empty-state, .error-state {
    padding: 50px 16px;
    min-height: 260px;
  }
  .site-footer { padding: 18px 0; }
  .filter-summary { font-size: 12px; padding: 10px 14px; }
}

/* ---------- 13. 动画 & 增强 ---------- */
.cards-grid .disaster-card {
  animation: fadeInUp 0.4s cubic-bezier(0.4, 0, 0.2, 1) both;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.cards-grid .disaster-card:nth-child(1) { animation-delay: 0.02s; }
.cards-grid .disaster-card:nth-child(2) { animation-delay: 0.05s; }
.cards-grid .disaster-card:nth-child(3) { animation-delay: 0.08s; }
.cards-grid .disaster-card:nth-child(4) { animation-delay: 0.11s; }
.cards-grid .disaster-card:nth-child(5) { animation-delay: 0.14s; }
.cards-grid .disaster-card:nth-child(6) { animation-delay: 0.17s; }

body.no-scroll { overflow: hidden; }

.type-progress-fill.animated {
  animation: fillBar 0.8s cubic-bezier(0.4, 0, 0.2, 1) both;
}
@keyframes fillBar {
  from { width: 0 !important; }
}

::selection {
  background: var(--color-primary);
  color: #fff;
}