:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --ink: #1c1c1c;
  --muted: #5f5f5c;
  --line: #e5e3de;
  --accent: #0f766e;
  --accent-soft: #e7f2f1;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.legal-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.legal-header-inner {
  max-width: 920px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-mark {
  color: var(--accent);
}

.brand-sub {
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
}

.legal-nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.legal-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.legal-nav a:hover,
.legal-nav a[aria-current="page"] {
  color: var(--accent);
}

.legal-page {
  max-width: 920px;
  margin: 0 auto;
  padding: 48px 24px 72px;
}

.legal-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 48px 56px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

h1 {
  margin: 0 0 8px;
  font-size: 30px;
  line-height: 1.25;
  letter-spacing: 0;
}

.updated {
  margin: 0 0 32px;
  color: var(--muted);
  font-size: 14px;
}

.intro {
  color: var(--muted);
  font-size: 16px;
}

h2 {
  margin: 40px 0 12px;
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: 0;
}

h3 {
  margin: 24px 0 8px;
  font-size: 16px;
  line-height: 1.4;
  letter-spacing: 0;
}

p {
  margin: 12px 0;
}

ul,
ol {
  margin: 12px 0;
  padding-left: 24px;
}

li {
  margin: 7px 0;
}

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

.contact-block {
  margin-top: 32px;
  padding: 20px 24px;
  background: var(--accent-soft);
  border: 1px solid #cfe3e0;
  border-radius: 8px;
}

.contact-block p {
  margin: 6px 0;
}

.legal-footer {
  max-width: 920px;
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.legal-footer a {
  color: var(--muted);
  text-decoration: none;
}

.legal-footer a:hover {
  color: var(--accent);
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
}

@media (max-width: 640px) {
  .legal-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .legal-nav {
    justify-content: flex-start;
    gap: 16px;
  }

  .legal-card {
    padding: 28px 22px;
  }

  h1 {
    font-size: 24px;
  }

  .legal-footer {
    flex-direction: column;
  }
}