:root {
  --ink: #111827;
  --muted: #64748b;
  --line: #e5e7eb;
  --paper: #ffffff;
  --soft: #f8fafc;
  --gold: #ffd200;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--soft);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: 0;
}

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

.legal-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 0 40px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 900;
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.back-link {
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.legal-shell {
  width: min(920px, calc(100% - 32px));
  margin: 42px auto 72px;
  padding: 40px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.legal-shell h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.22;
}

.meta {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.notice {
  margin: 28px 0;
  padding: 16px 18px;
  background: #fff8d7;
  border-left: 4px solid var(--gold);
  color: #5f4700;
  line-height: 1.8;
}

.legal-shell h2 {
  margin: 34px 0 12px;
  font-size: 21px;
}

.legal-shell p,
.legal-shell li {
  color: #334155;
  font-size: 16px;
  line-height: 1.9;
}

.legal-shell ul {
  margin: 0;
  padding-left: 1.2em;
}

.legal-footer {
  padding-top: 28px;
  margin-top: 36px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

@media (max-width: 720px) {
  .legal-header {
    padding: 0 16px;
  }

  .legal-shell {
    margin-top: 20px;
    padding: 24px 18px;
  }

  .legal-shell h1 {
    font-size: 27px;
  }
}