:root {
  color-scheme: light;
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: oklch(27% 0.025 255deg);
  background: oklch(97% 0.008 255deg);
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background: oklch(97% 0.008 255deg);
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border-radius: 8px;
  background: oklch(49% 0.19 258deg);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-160%);
}

.skip-link:focus-visible {
  outline: 3px solid oklch(80% 0.12 90deg);
  outline-offset: 3px;
  transform: translateY(0);
}

.page-shell {
  display: grid;
  min-height: 100vh;
  place-items: start center;
  padding: 36px 18px 56px;
}

.policy-sheet {
  width: min(100%, 760px);
  overflow: hidden;
  border-radius: 18px;
  background: #fff;
  box-shadow:
    0 1px 3px rgb(20 38 64 / 8%),
    0 24px 64px rgb(20 38 64 / 11%);
}

.brand-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 30px;
  border-bottom: 1px solid oklch(92% 0.012 255deg);
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 12px;
  background: oklch(55% 0.2 258deg);
  color: #fff;
  font-size: 21px;
  font-weight: 800;
}

.brand-name,
.brand-subtitle {
  margin: 0;
}

.brand-name {
  color: oklch(25% 0.025 255deg);
  font-size: 15px;
  font-weight: 750;
}

.brand-subtitle {
  margin-top: 3px;
  color: oklch(56% 0.025 255deg);
  font-size: 12px;
}

.policy-body {
  padding: 32px 30px 12px;
}

.policy-body h1 {
  margin: 0 0 7px;
  color: oklch(23% 0.03 255deg);
  font-size: clamp(28px, 6vw, 36px);
  font-weight: 780;
  letter-spacing: -0.022em;
  line-height: 1.15;
  text-wrap: balance;
}

.policy-meta {
  margin: 0 0 22px;
  color: oklch(58% 0.025 255deg);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.policy-lead {
  margin: 0 0 30px;
  padding: 16px 18px;
  border-radius: 12px;
  background: oklch(95% 0.035 255deg);
  color: oklch(36% 0.105 258deg);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.75;
  text-wrap: pretty;
}

.policy-body section {
  margin-bottom: 26px;
}

.policy-body h2 {
  margin: 0 0 11px;
  color: oklch(26% 0.03 255deg);
  font-size: 16px;
  font-weight: 750;
  letter-spacing: -0.012em;
  line-height: 1.45;
  text-wrap: balance;
}

.policy-body p,
.policy-body ul {
  color: oklch(39% 0.025 255deg);
  font-size: 14px;
  line-height: 1.82;
  text-wrap: pretty;
}

.policy-body p {
  max-width: 68ch;
  margin: 0 0 10px;
}

.policy-body ul {
  margin: 0 0 10px;
  padding-left: 22px;
}

.policy-body li {
  margin-bottom: 7px;
}

.policy-body li::marker {
  color: oklch(55% 0.2 258deg);
}

.policy-body strong {
  color: oklch(25% 0.03 255deg);
}

.policy-note {
  margin-top: 4px;
  padding: 14px 16px;
  border-radius: 11px;
  background: oklch(96% 0.028 160deg);
  color: oklch(38% 0.105 160deg);
  font-size: 13px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

footer {
  padding: 20px 30px 26px;
  border-top: 1px solid oklch(92% 0.012 255deg);
  color: oklch(57% 0.025 255deg);
  font-size: 12px;
  line-height: 1.7;
}

@media (max-width: 560px) {
  .page-shell {
    padding: 0;
  }

  .policy-sheet {
    border-radius: 0;
    box-shadow: none;
  }

  .brand-header {
    padding: 18px 20px;
  }

  .policy-body {
    padding: 26px 20px 8px;
  }

  .policy-lead {
    padding: 14px;
  }

  footer {
    padding: 18px 20px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}