.page-privacy {
  --privacy-hero-text: rgba(247, 249, 255, .78);
  --privacy-hero-dim: rgba(247, 249, 255, .52);
  --privacy-accent-line: rgba(53, 242, 214, .35);
  background: var(--cream);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding-top: clamp(1.6rem, 5vw, 3.4rem);
  padding-bottom: 0;
  overflow: hidden;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(53, 242, 214, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(53, 242, 214, .05) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.page-privacy .privacy-hero > .container,
.page-privacy .privacy-banner {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-crumbs {
  margin-bottom: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--privacy-hero-dim);
}

.page-privacy .privacy-crumbs a {
  color: var(--privacy-hero-text);
  text-decoration: none;
}

.page-privacy .privacy-crumbs a:hover,
.page-privacy .privacy-crumbs a:focus-visible {
  color: var(--cyan);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
  align-items: end;
  padding-bottom: clamp(2rem, 5vw, 3.4rem);
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 .9rem;
  font-size: .75rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 5.4vw, 2.9rem);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--edge);
  max-width: 20em;
}

.page-privacy .privacy-hero__intro {
  margin: 0;
  max-width: 36em;
  font-size: clamp(1rem, 2.4vw, 1.0625rem);
  line-height: 1.8;
  color: var(--privacy-hero-text);
}

.page-privacy .privacy-hero__meta {
  display: grid;
  gap: .85rem;
  border-top: 1px solid var(--line-dark);
  padding-top: 1rem;
}

.page-privacy .privacy-hero__meta-line {
  margin: 0;
  font-size: .9rem;
  line-height: 1.65;
  color: var(--privacy-hero-text);
}

.page-privacy .privacy-hero__meta-k {
  display: block;
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--privacy-hero-dim);
  margin-bottom: .2rem;
}

.page-privacy .privacy-banner {
  margin: 0;
  border-top: 1px solid var(--privacy-accent-line);
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  max-height: 300px;
  opacity: .92;
}

/* ---------- 正文 ---------- */

.page-privacy .privacy-body {
  padding-top: clamp(2.4rem, 6vw, 4.6rem);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-privacy .privacy-body__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 3rem);
}

/* 章节目录 */

.page-privacy .privacy-toc {
  border-top: 1px solid var(--line-light);
  padding-top: .9rem;
}

.page-privacy .privacy-toc .toc__title {
  margin: 0 0 .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: .6;
}

.page-privacy .privacy-toc__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 0;
  margin: 0;
  padding: 0 0 .4rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc__list li {
  flex: 0 0 auto;
}

.page-privacy .privacy-toc__list .toc__link {
  display: block;
  white-space: nowrap;
  padding: .5rem .85rem;
  border: 1px solid var(--line-light);
  border-radius: var(--r);
  font-size: .875rem;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
}

.page-privacy .privacy-toc__num {
  display: inline-block;
  margin-right: .45em;
  font-size: .75rem;
  color: var(--ink);
  opacity: .55;
}

.page-privacy .privacy-toc__list .toc__link[aria-current="true"] {
  border-color: var(--cyan);
  background: var(--paper-alt);
}

.page-privacy .privacy-toc__list .toc__link[aria-current="true"] .privacy-toc__num {
  opacity: 1;
  border-bottom: 2px solid var(--orange);
}

/* 章节 */

.page-privacy .privacy-sec {
  padding-top: clamp(1.4rem, 3.5vw, 2rem);
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: clamp(2rem, 5vw, 3.4rem);
  border-top: 1px solid var(--line-light);
}

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: .85rem;
  margin-bottom: 1rem;
}

.page-privacy .privacy-sec__idx {
  flex: 0 0 auto;
  font-size: .8rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 2px solid var(--orange);
  padding-bottom: .1rem;
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 3.4vw, 1.55rem);
  line-height: 1.35;
  letter-spacing: .01em;
  color: var(--ink);
}

.page-privacy .privacy-p {
  margin: 0 0 1rem;
  max-width: var(--measure);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-privacy .privacy-p + .privacy-p {
  border-top: 1px solid var(--line-light);
  padding-top: 1rem;
  margin-top: 1.2rem;
}

/* 条目列表 */

.page-privacy .privacy-list {
  margin: 1.1rem 0 0;
  padding: 0;
  max-width: var(--measure);
  list-style: none;
  border-bottom: 1px solid var(--line-light);
}

.page-privacy .privacy-list__item {
  display: grid;
  gap: .3rem;
  padding: .9rem 0;
  border-top: 1px solid var(--line-light);
}

.page-privacy .privacy-list__k {
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink);
  opacity: .6;
}

.page-privacy .privacy-list__v {
  font-size: 1rem;
  line-height: 1.72;
  color: var(--ink);
}

/* 强调块 */

.page-privacy .privacy-note {
  margin: 1.4rem 0 0;
  max-width: var(--measure);
  padding: 1rem 1.1rem;
  background: var(--paper-alt);
  border: 1px solid var(--line-light);
  border-left: 3px solid var(--orange);
  border-radius: var(--r);
  font-size: .95rem;
  line-height: 1.7;
  color: var(--ink);
}

/* 末尾链接 */

.page-privacy .privacy-links {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin: 1.4rem 0 0;
}

.page-privacy .privacy-links a {
  display: inline-block;
  padding: .55rem .9rem;
  border: 1px solid var(--line-light);
  border-radius: var(--r);
  background: var(--paper-alt);
  font-size: .9rem;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
  transition: border-color .18s ease, transform .18s ease, color .18s ease;
}

.page-privacy .privacy-links a:hover,
.page-privacy .privacy-links a:focus-visible {
  border-color: var(--cyan);
  color: var(--ink);
  transform: translateY(-2px);
}

/* ---------- 断点 ---------- */

@media (min-width: 640px) {
  .page-privacy .privacy-hero__meta {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.4rem;
  }

  .page-privacy .privacy-list__item {
    grid-template-columns: 9.5rem minmax(0, 1fr);
    gap: 1.4rem;
    align-items: baseline;
  }

  .page-privacy .privacy-banner img {
    max-height: 420px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(2rem, 5vw, 4.5rem);
  }

  .page-privacy .privacy-banner img {
    max-height: 540px;
  }

  .page-privacy .privacy-body__grid {
    grid-template-columns: minmax(190px, 220px) minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 5rem);
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: var(--sticky-top);
    align-self: start;
    max-height: calc(100vh - var(--sticky-top) - 2rem);
    overflow-y: auto;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy .privacy-toc__list .toc__link {
    border: 0;
    border-left: 1px solid var(--line-light);
    border-radius: 0;
    padding: .55rem 0 .55rem 1rem;
    white-space: normal;
    font-size: .9rem;
    transition: border-color .18s ease, color .18s ease;
  }

  .page-privacy .privacy-toc__list .toc__link:hover,
  .page-privacy .privacy-toc__list .toc__link:focus-visible {
    border-left-color: var(--cyan);
  }

  .page-privacy .privacy-toc__list .toc__link[aria-current="true"] {
    background: transparent;
    border-left-color: var(--orange);
  }

  .page-privacy .privacy-sec__head {
    gap: 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-links a {
    transition: none;
  }

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