:root {
  --orange: #f2760c;
  --ink: #191816;
  --muted: #6c665f;
  --paper: #f7f3ed;
  --line: #ddd5ca;
}

* {
  box-sizing: border-box;
}

html {
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

body {
  margin: 0;
}

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

.privacy-head {
  min-height: 76px;
  padding: 14px max(24px, calc((100vw - 1120px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
}

.privacy-brand,
.privacy-back {
  display: inline-flex;
  align-items: center;
}

.privacy-brand {
  gap: 12px;
  font-size: 18px;
  font-weight: 800;
}

.privacy-brand img {
  width: 46px;
  height: 46px;
  border-radius: 12px;
}

.privacy-back {
  min-height: 44px;
  padding: 0 16px;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  font-weight: 700;
}

.privacy-back:hover,
.privacy-back:focus-visible {
  color: var(--orange);
  border-color: var(--orange);
}

.privacy-layout {
  width: min(calc(100% - 48px), 1120px);
  margin: 56px auto 72px;
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(0, 1.55fr);
  border: 1px solid var(--line);
  background: #fff;
}

.privacy-summary {
  padding: 42px 34px;
  border-right: 1px solid var(--line);
  background: var(--ink);
  color: #fff;
}

.privacy-summary > span {
  color: var(--orange);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.privacy-summary h1 {
  margin: 18px 0 14px;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.08;
}

.privacy-summary p {
  margin: 0 0 32px;
  color: #bcb5ad;
  font-size: 13px;
}

.privacy-summary strong {
  display: block;
  padding-top: 24px;
  border-top: 1px solid #403d39;
  font-size: 15px;
  line-height: 1.85;
}

.privacy-content {
  padding: 18px 44px 34px;
}

.privacy-content section {
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.privacy-content section:last-child {
  border-bottom: 0;
}

.privacy-content h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

.privacy-content p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

.privacy-foot {
  min-height: 86px;
  padding: 20px max(24px, calc((100vw - 1120px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 12px;
}

.privacy-foot a:hover,
.privacy-foot a:focus-visible {
  color: var(--orange);
}

@media (max-width: 760px) {
  .privacy-head {
    min-height: 68px;
    padding: 11px 16px;
  }

  .privacy-brand img {
    width: 42px;
    height: 42px;
  }

  .privacy-back {
    padding: 0 12px;
  }

  .privacy-layout {
    width: min(calc(100% - 32px), 580px);
    margin: 32px auto 48px;
    grid-template-columns: 1fr;
  }

  .privacy-summary {
    padding: 30px 24px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .privacy-summary h1 {
    font-size: 36px;
  }

  .privacy-summary p {
    margin-bottom: 22px;
  }

  .privacy-content {
    padding: 8px 22px 20px;
  }

  .privacy-content section {
    padding: 22px 0;
  }

  .privacy-foot {
    padding: 20px 16px;
    flex-direction: column;
    align-items: flex-start;
  }
}