:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --panel: #ffffff;
  --line: #dbe3ef;
  --line-soft: #e8eef6;
  --text: #172033;
  --muted: #64748b;
  --blue: #1f6feb;
  --green: #16a34a;
  --red: #dc2626;
  --amber: #d97706;
  --purple: #7c3aed;
  --shadow: 0 12px 34px rgba(15, 23, 42, 0.08);
  font-family: Inter, "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

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

.public-shell {
  min-height: 100vh;
  padding: 0 28px;
}

.public-nav {
  display: flex;
  align-items: center;
  min-height: 64px;
  border-bottom: 1px solid var(--line-soft);
}

.brand-lockup,
.summary-hero,
.panel-head {
  display: flex;
  align-items: center;
}

.brand-lockup {
  gap: 10px;
}

.brand-mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: var(--blue);
  color: #ffffff;
  font-weight: 800;
}

.summary-hero {
  padding: 28px 0 18px;
  justify-content: space-between;
  gap: 20px;
}

.hero-copy h1 {
  margin: 0 0 8px;
  font-size: 30px;
  line-height: 1.15;
  letter-spacing: 0;
}

.hero-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.temperature-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.05);
}

.temperature-pill span,
.temperature-pill em {
  color: var(--muted);
  font-size: 13px;
  font-style: normal;
}

.temperature-pill strong {
  font-size: 21px;
}

.metric-grid,
.dashboard-grid {
  display: grid;
  gap: 14px;
}

.metric-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-bottom: 18px;
}

.metric-card,
.panel,
.methodology {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 9px;
  box-shadow: var(--shadow);
}

.metric-card {
  padding: 16px;
  min-height: 112px;
}

.metric-card span,
.metric-card small {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 24px;
  letter-spacing: 0;
}

.metric-card small {
  margin-top: 9px;
}

.ratio-track {
  height: 7px;
  margin-top: 13px;
  border-radius: 999px;
  background: #fee2e2;
  overflow: hidden;
}

.ratio-track i {
  display: block;
  width: 0;
  height: 100%;
  background: var(--green);
  transition: width 0.35s ease;
}

.dashboard-grid {
  grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr);
  padding-bottom: 14px;
}

.secondary-grid {
  grid-template-columns: 1fr 1fr;
  padding-bottom: 20px;
}

.panel {
  padding: 16px;
  min-height: 210px;
}

.panel-head {
  justify-content: space-between;
  margin-bottom: 12px;
}

.panel-head strong {
  font-size: 15px;
}

.panel-head span {
  color: var(--muted);
  font-size: 13px;
}

.line-chart {
  height: 170px;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: linear-gradient(180deg, #f8fbff, #ffffff);
  position: relative;
  overflow: hidden;
}

.line-chart svg,
.bar-chart svg {
  display: block;
  width: 100%;
  height: 100%;
}

.sector-list {
  display: grid;
  gap: 10px;
}

.sector-row {
  display: grid;
  grid-template-columns: 72px 1fr 38px;
  gap: 10px;
  align-items: center;
  color: #475569;
  font-size: 13px;
}

.sector-bar {
  height: 8px;
  background: #e5edf7;
  border-radius: 999px;
  overflow: hidden;
}

.sector-bar i {
  display: block;
  height: 100%;
  background: var(--blue);
}

.bar-chart {
  height: 126px;
  border-bottom: 1px solid var(--line-soft);
}

.distribution-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 9px;
  margin-top: 16px;
  text-align: center;
}

.distribution-grid span {
  display: block;
  padding: 12px 6px;
  border-radius: 7px;
  background: #f8fafc;
  color: var(--muted);
  font-size: 13px;
}

.distribution-grid b {
  display: block;
  margin-top: 6px;
  color: var(--text);
  font-size: 18px;
}

.methodology {
  margin: 0 0 20px;
  padding: 16px;
}

.methodology h2 {
  margin: 0 0 8px;
  font-size: 16px;
}

.methodology p,
.empty-text {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.public-footer {
  margin: 0;
  padding: 14px 0 24px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 860px) {
  .public-shell {
    padding: 0 16px;
  }

  .summary-hero {
    align-items: flex-start;
    flex-direction: column;
  }

  .public-nav {
    padding: 16px 0;
  }

  .summary-hero {
    padding-top: 22px;
  }

  .metric-grid,
  .dashboard-grid,
  .secondary-grid {
    grid-template-columns: 1fr;
  }

  .distribution-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}