.page-privacy {
  --privacy-measure: 72ch;
  --privacy-gold: rgba(201, 162, 39, .42);
  --privacy-gold-fade: rgba(201, 162, 39, .07);
  background: var(--fh-ink);
  color: var(--fh-bone);
  padding-bottom: clamp(56px, 9vw, 120px);
}

/* 面包屑 */
.page-privacy .privacy-crumb {
  padding-top: clamp(16px, 3vw, 26px);
}

/* 首屏横幅 */
.page-privacy .privacy-hero {
  position: relative;
  margin-top: clamp(14px, 2.4vw, 26px);
  overflow: hidden;
  border-block: 1px solid var(--fh-line);
  isolation: isolate;
}

.page-privacy .privacy-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .34;
  filter: saturate(.8) contrast(1.05);
  z-index: -2;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(115% 110% at 8% 12%, rgba(255, 90, 31, .2), transparent 58%),
    radial-gradient(90% 90% at 92% 0%, rgba(79, 195, 247, .16), transparent 62%),
    linear-gradient(180deg, rgba(11, 12, 14, .58) 0%, rgba(11, 12, 14, .9) 62%, var(--fh-ink) 100%);
}

.page-privacy .privacy-hero__inner {
  padding-block: clamp(56px, 10vw, 120px);
}

.page-privacy .privacy-hero__title {
  max-width: 20ch;
  margin: 12px 0 20px;
}

.page-privacy .privacy-hero .fh-lede {
  max-width: 56ch;
  color: var(--fh-bone);
  font-size: clamp(16px, 2vw, 18px);
  line-height: 1.8;
}

.page-privacy .privacy-hero .fh-note {
  display: block;
  margin-top: 22px;
  padding-left: 14px;
  border-left: 2px solid var(--fh-amber);
  color: var(--fh-mist);
}

/* 首段摘要块 */
.page-privacy .privacy-summary {
  margin-top: clamp(32px, 5vw, 56px);
  padding: clamp(22px, 3vw, 30px) clamp(20px, 3vw, 34px);
  border: 1px solid var(--fh-line);
  border-left: 3px solid var(--fh-lava);
  border-radius: var(--fh-radius-sm);
  background: linear-gradient(118deg, rgba(79, 195, 247, .08) 0%, rgba(255, 90, 31, .06) 58%, rgba(11, 12, 14, 0) 100%);
}

.page-privacy .privacy-summary p {
  margin: 0;
  max-width: var(--privacy-measure);
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--fh-bone);
}

/* 双栏：目录 + 正文 */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
  padding-top: clamp(44px, 6vw, 76px);
}

/* 侧边编号目录 */
.page-privacy .privacy-toc {
  border-top: 1px solid var(--fh-line-strong);
  padding-top: 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 14px;
  font-family: var(--fh-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--fh-amber);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.page-privacy .privacy-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--fh-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--fh-ease), border-color .2s var(--fh-ease);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  color: var(--fh-bone);
  border-bottom-color: var(--privacy-gold);
}

.page-privacy .privacy-toc__num {
  flex: none;
  font-family: var(--fh-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--fh-ice);
  letter-spacing: .04em;
}

/* 正文栏 */
.page-privacy .privacy-body {
  min-width: 0;
  max-width: var(--privacy-measure);
}

/* 小节 */
.page-privacy .privacy-sec {
  position: relative;
  scroll-margin-top: 120px;
  padding-top: clamp(24px, 3vw, 32px);
  margin-top: clamp(38px, 5vw, 60px);
}

.page-privacy .privacy-sec:first-child {
  margin-top: 0;
}

.page-privacy .privacy-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--privacy-gold) 0%, var(--privacy-gold-fade) 38%, rgba(201, 162, 39, 0) 82%);
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.page-privacy .privacy-sec__num {
  flex: none;
  font-family: var(--fh-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--fh-lava);
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--fh-serif);
  font-weight: 700;
  font-size: clamp(21px, 3.2vw, 28px);
  line-height: 1.34;
  letter-spacing: -.012em;
  color: var(--fh-bone);
}

.page-privacy .privacy-sec__body p {
  margin: 0 0 1.15em;
  font-size: 16.5px;
  line-height: 1.86;
  color: var(--fh-bone);
}

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

.page-privacy .privacy-sec__body strong {
  font-weight: 700;
  color: var(--fh-bone);
  border-bottom: 1px solid var(--privacy-gold);
}

/* 条目列表 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 0 0 1.3em;
  padding: 0;
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 13px;
  font-size: 16.5px;
  line-height: 1.82;
  color: var(--fh-bone);
}

.page-privacy .privacy-list li:last-child {
  margin-bottom: 0;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: .8em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fh-ice);
  box-shadow: 0 0 0 3px rgba(79, 195, 247, .13);
}

.page-privacy .privacy-sec__body a,
.page-privacy .privacy-footnotes a {
  color: var(--fh-ice);
  text-decoration: none;
  border-bottom: 1px solid rgba(79, 195, 247, .4);
  transition: color .18s var(--fh-ease), border-color .18s var(--fh-ease);
}

.page-privacy .privacy-sec__body a:hover,
.page-privacy .privacy-footnotes a:hover {
  color: var(--fh-amber);
  border-bottom-color: var(--fh-amber);
}

/* 小字说明 */
.page-privacy .privacy-sec__body .fh-note {
  display: block;
  margin: 1.4em 0 0;
  padding-left: 14px;
  border-left: 1px solid var(--privacy-gold);
  color: var(--fh-mist);
  line-height: 1.8;
}

/* 页脚脚注 */
.page-privacy .privacy-footnotes {
  margin-top: clamp(56px, 8vw, 92px);
  padding-top: 22px;
  border-top: 1px solid var(--fh-line-strong);
}

.page-privacy .privacy-footnotes p {
  margin: 0 0 12px;
  max-width: var(--privacy-measure);
}

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

/* 显现 */
.page-privacy .fh-js [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s var(--fh-ease), transform .5s var(--fh-ease);
}

.page-privacy .fh-js [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

/* 平板及以上：目录固定侧栏 */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 244px minmax(0, 1fr);
    gap: clamp(44px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 100px;
    padding-top: 20px;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 0;
  }

  .page-privacy .privacy-toc__list a {
    width: 100%;
    padding: 8px 0;
    border-bottom: 1px solid transparent;
  }
}

/* 桌面：正文与首屏呼吸感 */
@media (min-width: 1200px) {
  .page-privacy .privacy-hero__inner {
    padding-block: 132px;
  }

  .page-privacy .privacy-body {
    max-width: 74ch;
  }
}

/* 窄屏兜底 */
@media (max-width: 560px) {
  .page-privacy .privacy-hero__title {
    max-width: none;
    font-size: clamp(26px, 8vw, 34px);
  }

  .page-privacy .privacy-sec__head {
    gap: 10px;
  }

  .page-privacy .privacy-sec__body p,
  .page-privacy .privacy-list li,
  .page-privacy .privacy-summary p {
    font-size: 16px;
  }

  .page-privacy .privacy-crumb {
    overflow-x: auto;
  }
}

/* 动效减弱 */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .fh-js [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .page-privacy .privacy-toc__list a,
  .page-privacy .privacy-sec__body a {
    transition: none;
  }
}