.page-privacy {
  --pv-gutter: 20px;
  --pv-measure: 620px;
  --pv-link: #B01F14;
  --pv-rule: rgba(11, 10, 15, .13);
  --pv-soft: rgba(11, 10, 15, .045);
  --pv-dim: rgba(23, 19, 28, .7);
  background: var(--ink);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding: 36px 0 44px;
  background:
    radial-gradient(circle at 84% 4%, rgba(138, 92, 255, .26), transparent 56%),
    radial-gradient(circle at 4% 90%, rgba(74, 107, 255, .16), transparent 58%),
    var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(243, 231, 211, .05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(243, 231, 211, .05) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .75), transparent 72%);
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .75), transparent 72%);
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pv-gutter);
}

.page-privacy .privacy-hero .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 26px;
  font-size: 13px;
  line-height: 1.4;
}

.page-privacy .privacy-hero .breadcrumbs__item {
  color: var(--muted);
  text-decoration: none;
  transition: color .25s var(--ease);
}

.page-privacy .privacy-hero a.breadcrumbs__item:hover {
  color: var(--cream);
}

.page-privacy .privacy-hero .breadcrumbs__item[aria-current="page"] {
  color: var(--red-text);
}

.page-privacy .privacy-hero .breadcrumbs__sep {
  margin: 0 9px;
  color: rgba(154, 160, 174, .5);
}

.page-privacy .privacy-hero .eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--red-text);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(38px, 9vw, 76px);
  font-weight: 900;
  line-height: 1.06;
  letter-spacing: .02em;
  color: var(--cream);
}

.page-privacy .privacy-hero__lede {
  max-width: 660px;
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.78;
  color: var(--paper);
}

.page-privacy .privacy-hero__media {
  position: relative;
  margin-top: 32px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: 0 30px 70px -42px rgba(74, 107, 255, .85);
}

.page-privacy .privacy-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-body {
  padding: 40px 0 96px;
  background:
    linear-gradient(180deg, rgba(23, 19, 28, 0) 0%, rgba(34, 27, 43, .55) 100%),
    var(--ink-2);
  border-top: 1px solid rgba(74, 107, 255, .22);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

/* ---------- 侧栏目录 ---------- */
.page-privacy .privacy-toc {
  padding: 20px 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 0 0 1px rgba(74, 107, 255, .12), 0 26px 50px -34px rgba(74, 107, 255, .9);
}

.page-privacy .privacy-toc__title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-privacy .privacy-toc__title::before {
  content: "";
  flex: none;
  width: 16px;
  height: 2px;
  background: var(--red);
}

.page-privacy .privacy-toc__list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.45;
  color: var(--paper);
  text-decoration: none;
  transition: background-color .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease);
}

.page-privacy .privacy-toc__link .num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--red-text);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  background: rgba(243, 231, 211, .08);
  border-left-color: var(--red);
  color: var(--cream);
}

/* ---------- 奶油纸正文 ---------- */
.page-privacy .privacy-article.paper {
  position: relative;
  overflow: hidden;
  padding: 28px 20px 34px;
  border-radius: var(--r-lg);
  background: var(--cream);
  color: var(--ink-2);
}

.page-privacy .privacy-article.paper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--grad-hot);
}

.page-privacy .privacy-article > .privacy-section > p,
.page-privacy .privacy-article > .privacy-section > ul,
.page-privacy .privacy-article > .privacy-section > .privacy-note {
  max-width: var(--pv-measure);
}

.page-privacy .privacy-article p {
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.85;
  color: var(--pv-dim);
}

.page-privacy .privacy-article a {
  color: var(--pv-link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .25s var(--ease);
}

.page-privacy .privacy-article a:hover {
  color: var(--ink);
}

/* ---------- 章节 ---------- */
.page-privacy .privacy-section + .privacy-section {
  margin-top: 44px;
  padding-top: 36px;
  border-top: 1px solid var(--pv-rule);
}

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

.page-privacy .privacy-section__no {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--red);
  color: var(--cream);
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  box-shadow: 0 10px 22px -14px rgba(225, 6, 0, .95);
}

.page-privacy .privacy-section__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(22px, 4.8vw, 28px);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-privacy .privacy-section:target .privacy-section__no {
  background: var(--orange);
}

/* ---------- 条目列表 ---------- */
.page-privacy .privacy-list {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-list__item {
  padding: 14px 16px 15px 17px;
  border-left: 3px solid var(--orange);
  border-radius: 0 10px 10px 0;
  background: var(--pv-soft);
}

.page-privacy .privacy-list__term {
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-privacy .privacy-list__item p {
  margin: 0;
  max-width: none;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pv-dim);
}

/* ---------- 强调与提示 ---------- */
.page-privacy .privacy-code {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 5px;
  background: rgba(225, 6, 0, .09);
  font-family: var(--font-mono);
  font-size: .94em;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink);
  white-space: nowrap;
}

.page-privacy .privacy-note {
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px dashed rgba(74, 107, 255, .42);
  border-radius: 10px;
  background: rgba(74, 107, 255, .08);
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink-2);
}

/* ---------- 返回顶部 ---------- */
.page-privacy .privacy-backtop {
  position: fixed;
  right: 16px;
  bottom: 82px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--cream);
  text-decoration: none;
  transition: transform .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease);
}

.page-privacy .privacy-backtop svg {
  display: block;
  width: 18px;
  height: 18px;
}

.page-privacy .privacy-backtop:hover,
.page-privacy .privacy-backtop:focus-visible {
  transform: translateY(-3px);
  border-color: var(--orange);
  color: var(--orange);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy {
    --pv-gutter: 32px;
  }

  .page-privacy .privacy-hero {
    padding: 56px 0 64px;
  }

  .page-privacy .privacy-article.paper {
    padding: 38px 34px 44px;
  }

  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 8px;
  }
}

@media (min-width: 1024px) {
  .page-privacy {
    --pv-gutter: 64px;
  }

  .page-privacy .privacy-hero {
    padding: 76px 0 88px;
  }

  .page-privacy .privacy-hero__media {
    margin-top: 44px;
  }

  .page-privacy .privacy-body {
    padding: 60px 0 120px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 48px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 96px;
    padding: 24px 20px 20px;
  }

  .page-privacy .privacy-toc__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-privacy .privacy-article.paper {
    padding: 52px 60px 60px;
  }

  .page-privacy .privacy-section + .privacy-section {
    margin-top: 52px;
    padding-top: 44px;
  }

  .page-privacy .privacy-backtop {
    right: 32px;
    bottom: 32px;
  }
}

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

  .page-privacy .privacy-backtop:hover,
  .page-privacy .privacy-backtop:focus-visible {
    transform: none;
  }
}