:root {
  color-scheme: light;
  --brand: #2542df;
  --brand-soft: #eef4ff;
  --ink: #121a32;
  --muted: #5f6f8c;
  --line: #dce7f7;
  --warning: #8a4b08;
  --warning-bg: #fff7e8;
  font-family: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #f4f8ff, #fff 420px);
}

a {
  color: var(--brand);
}

.legal-header,
.legal-main,
.legal-footer {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
}

.legal-header {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.legal-brand {
  color: var(--ink);
  font-size: 22px;
  font-weight: 900;
  text-decoration: none;
}

.legal-header nav {
  display: flex;
  gap: 20px;
  font-weight: 700;
}

.legal-main {
  padding: 54px 0 72px;
}

.legal-main h1 {
  margin: 0 0 10px;
  font-size: clamp(32px, 6vw, 48px);
}

.version {
  color: var(--muted);
  margin: 0 0 24px;
}

.review-warning {
  margin: 0 0 36px;
  padding: 18px 20px;
  border: 1px solid #f4cf97;
  border-radius: 12px;
  color: var(--warning);
  background: var(--warning-bg);
  font-weight: 700;
  line-height: 1.7;
}

.legal-toc,
.legal-section {
  padding: 24px 28px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 16px 44px rgba(45, 80, 140, 0.06);
}

.legal-toc {
  margin-bottom: 22px;
}

.legal-toc h2,
.legal-section h2 {
  margin-top: 0;
}

.legal-toc ol {
  columns: 2;
  padding-left: 22px;
}

.legal-toc li {
  margin: 7px 0;
}

.legal-section {
  margin: 18px 0;
  line-height: 1.82;
}

.legal-section h2 {
  font-size: 23px;
}

.legal-section li {
  margin: 8px 0;
}

.legal-section table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.legal-section th,
.legal-section td {
  padding: 12px;
  text-align: left;
  vertical-align: top;
  border: 1px solid var(--line);
}

.legal-section th {
  background: var(--brand-soft);
}

.legal-footer {
  padding: 24px 0 40px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.legal-footer nav {
  display: flex;
  gap: 16px;
}

@media (max-width: 680px) {
  .legal-header,
  .legal-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .legal-main {
    padding-top: 34px;
  }

  .legal-toc ol {
    columns: 1;
  }

  .legal-toc,
  .legal-section {
    padding: 20px;
    overflow-x: auto;
  }
}