:root {
  color-scheme: light;
  --brand: #087e73;
  --brand-dark: #075f58;
  --brand-soft: #e7f4f1;
  --ink: #1e2523;
  --muted: #66716e;
  --canvas: #f5f9f8;
  --surface: #fff;
  --border: #dce7e4;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--canvas); font-family: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif; line-height: 1.85; -webkit-font-smoothing: antialiased; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 3px solid rgba(75,145,216,.35); outline-offset: 3px; }
.legal-header { position: sticky; z-index: 10; top: 0; border-bottom: 1px solid rgba(220,231,228,.9); background: rgba(255,255,255,.9); backdrop-filter: blur(16px); }
.legal-nav { display: flex; width: min(calc(100% - 36px), 920px); min-height: 68px; align-items: center; justify-content: space-between; gap: 20px; margin: 0 auto; }
.legal-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 900; }
.legal-brand:hover { text-decoration: none; }
.legal-brand img { width: 38px; height: 38px; border-radius: 11px; box-shadow: 0 7px 16px rgba(8,126,115,.13); }
.back-home { display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border: 1px solid var(--border); border-radius: 10px; color: var(--brand-dark); background: #fff; font-size: 13px; font-weight: 800; }
main { width: min(calc(100% - 36px), 920px); margin: 0 auto; padding: 68px 0 88px; }
h1 { margin: 0 0 10px; font-size: clamp(34px, 6vw, 50px); line-height: 1.18; letter-spacing: -.045em; }
h2 { margin: 40px 0 12px; color: var(--ink); font-size: 21px; line-height: 1.4; letter-spacing: -.02em; }
p, li { color: #52605d; }
li + li { margin-top: 7px; }
.meta { margin-bottom: 30px; color: var(--muted); font-size: 13px; }
.card { padding: clamp(25px, 5vw, 52px); border: 1px solid var(--border); border-radius: 24px; background: var(--surface); box-shadow: 0 22px 60px rgba(17,58,53,.07); }
.card > p:first-child { margin-top: 0; }
.card > p:last-child { margin: 42px 0 0; padding-top: 24px; border-top: 1px solid var(--border); }
.legal-note { margin: 20px 0 0; padding: 16px 18px; border-radius: 13px; background: var(--brand-soft); color: var(--brand-dark); font-size: 13px; }
.legal-footer { padding: 26px 18px 36px; border-top: 1px solid var(--border); color: var(--muted); text-align: center; font-size: 12px; }
@media (max-width: 620px) {
  .legal-nav { min-height: 62px; }
  .legal-brand img { width: 34px; height: 34px; }
  main { padding-top: 44px; }
  .card { border-radius: 18px; }
}