.page-privacy {
  --privacy-line: rgba(27, 36, 34, 0.16);
  --privacy-line-soft: rgba(27, 36, 34, 0.09);
  --privacy-ink-soft: #4C5C57;
  --privacy-body-text: #24302D;
  background-color: var(--c-ink);
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 46px;
  color: var(--c-paper);
  background:
    radial-gradient(120% 92% at 84% 6%, rgba(53, 240, 208, 0.17), transparent 62%),
    var(--c-ink);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(53, 240, 208, 0.07) 0 1px,
    transparent 1px 92px
  );
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-privacy .privacy-hero__text > .breadcrumb {
  margin-bottom: 20px;
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-privacy .privacy-hero__title {
  margin: 8px 0 16px;
  font-size: clamp(36px, 10vw, 66px);
  line-height: 1;
  letter-spacing: -0.01em;
}

.page-privacy .privacy-hero__lede {
  max-width: 48ch;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.82;
  color: rgba(244, 246, 243, 0.84);
}

.page-privacy .privacy-hero__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.09em;
  color: var(--c-mist);
}

.page-privacy .privacy-hero__media {
  position: relative;
  margin: 0;
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: 170px;
  object-fit: cover;
  opacity: 0.88;
  border: 1px solid rgba(53, 240, 208, 0.28);
  clip-path: polygon(0 20px, 100% 0, 100% 100%, 0 100%);
}

/* ---------- 纸白阅读区 ---------- */
.page-privacy .privacy-body {
  position: relative;
  margin-top: -30px;
  padding: 82px 0 68px;
  background: var(--c-paper);
  color: var(--c-text);
  clip-path: polygon(0 30px, 100% 0, 100% 100%, 0 100%);
}

.page-privacy .privacy-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0 0 34px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--privacy-line);
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 3px 0;
  font-size: 13px;
  color: var(--privacy-ink-soft);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-privacy .privacy-toc__num {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: #8B9A95;
  transition: color 160ms var(--ease);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--c-ink);
  border-bottom-color: var(--c-cyan);
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num,
.page-privacy .privacy-toc__link:focus-visible .privacy-toc__num {
  color: var(--c-ink);
}

/* ---------- 条款 ---------- */
.page-privacy .privacy-doc {
  max-width: 700px;
  margin: 0 auto;
}

.page-privacy .clause {
  position: relative;
  padding: 28px 0;
  scroll-margin-top: 84px;
}

.page-privacy .clause + .clause {
  border-top: 1px dashed var(--privacy-line);
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
}

.page-privacy .clause__num {
  flex: none;
  padding: 2px 5px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: #7C8D87;
  border-left: 2px solid transparent;
  transition:
    color 160ms var(--ease),
    background-color 160ms var(--ease),
    border-color 160ms var(--ease);
}

.page-privacy .clause:hover .clause__num,
.page-privacy .clause:focus-within .clause__num {
  color: var(--c-ink);
  background-color: var(--c-cyan);
  border-left-color: var(--c-ink);
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 21px;
  font-weight: 700;
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--c-ink);
}

.page-privacy .clause__body p {
  max-width: 68ch;
  margin: 0 0 15px;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--privacy-body-text);
}

.page-privacy .clause__body p:last-child {
  margin-bottom: 0;
}

.page-privacy .clause__body strong {
  color: var(--c-ink);
  font-weight: 700;
}

.page-privacy .clause__body a {
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(11, 31, 26, 0.38);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

.page-privacy .clause__body a:hover,
.page-privacy .clause__body a:focus-visible {
  border-bottom-color: var(--c-cyan);
  border-bottom-width: 2px;
}

.page-privacy .clause__list {
  display: grid;
  gap: 13px;
  max-width: 68ch;
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .clause__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--privacy-body-text);
}

.page-privacy .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.82em;
  width: 9px;
  height: 2px;
  background-color: var(--c-ink);
}

.page-privacy .privacy-note {
  max-width: 68ch;
  margin: 20px 0 0;
  padding: 13px 15px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-ink);
  background-color: rgba(53, 240, 208, 0.1);
  border-left: 3px solid var(--c-cyan);
}

/* ---------- 文末联系卡 ---------- */
.page-privacy .privacy-contact {
  position: relative;
  max-width: 700px;
  margin: 46px auto 0;
  padding: 24px 20px 20px;
  background-color: #ffffff;
  border: 1px solid var(--privacy-line);
}

.page-privacy .privacy-contact::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 64px;
  height: 3px;
  background-color: var(--c-cyan);
}

.page-privacy .privacy-contact__title {
  margin: 0 0 10px;
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-ink);
}

.page-privacy .privacy-contact__text {
  max-width: 62ch;
  margin: 0 0 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-contact__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-privacy .privacy-contact .footer-feedback {
  margin: 10px 0 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--privacy-ink-soft);
}

.page-privacy .privacy-contact__note {
  margin: 16px 0 0;
  padding-top: 14px;
  font-size: 12.5px;
  line-height: 1.75;
  color: #5A6A65;
  border-top: 1px solid var(--privacy-line-soft);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero {
    padding: 34px 0 58px;
  }

  .page-privacy .privacy-hero__lede {
    font-size: 16.5px;
  }

  .page-privacy .privacy-hero__media img {
    height: 230px;
  }

  .page-privacy .clause__title {
    font-size: 24px;
  }

  .page-privacy .clause__body p,
  .page-privacy .clause__list li {
    font-size: 16.5px;
  }

  .page-privacy .privacy-toc {
    gap: 10px 26px;
  }

  .page-privacy .privacy-contact {
    padding: 28px 28px 24px;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero {
    padding: 40px 0 70px;
  }

  .page-privacy .privacy-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: end;
  }

  .page-privacy .privacy-hero__media img {
    height: 300px;
  }

  .page-privacy .privacy-body {
    margin-top: -46px;
    padding: 100px 0 84px;
    clip-path: polygon(0 46px, 100% 0, 100% 100%, 0 100%);
  }

  .page-privacy .privacy-doc {
    padding-left: 64px;
  }

  .page-privacy .clause {
    padding: 34px 0;
  }

  .page-privacy .clause__num {
    position: absolute;
    left: -64px;
    top: 38px;
    width: 46px;
    text-align: right;
  }

  .page-privacy .clause__head {
    margin-bottom: 14px;
  }

  .page-privacy .privacy-contact {
    margin-top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .clause__num,
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-toc__num,
  .page-privacy .clause__body a {
    transition: none;
  }
}