.page-privacy {
  --privacy-rail: 268px;
  --privacy-hairline: rgba(25, 20, 16, 0.18);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  background: var(--ice-deep);
  color: var(--text-on-dark);
  padding: clamp(40px, 7vw, 96px) 0 clamp(44px, 6vw, 80px);
  overflow: hidden;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(720px 320px at 84% 8%, rgba(99, 210, 214, 0.16), transparent 70%),
    radial-gradient(540px 280px at 6% 92%, rgba(225, 74, 43, 0.15), transparent 72%);
}

.page-privacy .privacy-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-privacy .privacy-hero .breadcrumb,
.page-privacy .privacy-hero .breadcrumb a {
  color: var(--mist);
}

.page-privacy .privacy-hero .breadcrumb a:hover,
.page-privacy .privacy-hero .breadcrumb a:focus-visible {
  color: var(--frost);
}

.page-privacy .privacy-hero .index-label {
  display: block;
  margin-top: clamp(18px, 3vw, 34px);
}

.page-privacy .privacy-hero h1 {
  max-width: 17ch;
  margin: 0.28em 0 0;
  color: var(--paper);
}

.page-privacy .privacy-hero__lead {
  max-width: 60ch;
  margin: clamp(20px, 3vw, 32px) 0 0;
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-on-dark);
}

.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: clamp(22px, 3vw, 34px);
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-privacy .privacy-hero__meta .num {
  color: var(--gold);
}

.page-privacy .privacy-hero__media {
  margin-top: clamp(30px, 5vw, 56px);
  border: 1px solid var(--line-deep);
  box-shadow: var(--hard-shadow);
}

/* ---------- 正文区 ---------- */
.page-privacy .privacy-body {
  padding: clamp(44px, 7vw, 96px) 0 clamp(64px, 9vw, 132px);
}

.page-privacy .privacy-toc {
  border-top: 1px solid var(--privacy-hairline);
  border-bottom: 1px solid var(--privacy-hairline);
  padding: 14px 0 10px;
  margin-bottom: clamp(32px, 5vw, 48px);
}

.page-privacy .privacy-toc .index-label {
  color: var(--ember);
}

.page-privacy .privacy-toc__list {
  display: flex;
  gap: 10px;
  margin: 12px 0 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

.page-privacy .privacy-toc__list a {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--privacy-hairline);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  border-color: var(--ember);
  color: var(--ember);
  background: rgba(225, 74, 43, 0.06);
}

.page-privacy .privacy-article {
  max-width: 46em;
}

.page-privacy .privacy-block {
  scroll-margin-top: 96px;
}

.page-privacy .privacy-block + .privacy-block {
  margin-top: clamp(40px, 6vw, 76px);
}

.page-privacy .privacy-block__no {
  display: inline-block;
  margin: 0 0 14px;
  padding: 4px 10px;
  border-radius: var(--radius);
  background: var(--paper-old);
  border-left: 3px solid var(--ember);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ember);
}

.page-privacy .privacy-block h2 {
  margin: 0 0 0.55em;
  color: var(--ink);
}

.page-privacy .privacy-block p {
  margin: 0 0 1em;
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink);
}

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

.page-privacy .privacy-block a {
  color: var(--ember);
  text-decoration: none;
  border-bottom: 1px solid rgba(225, 74, 43, 0.4);
  transition: border-color 180ms ease, color 180ms ease;
}

.page-privacy .privacy-block a:hover,
.page-privacy .privacy-block a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

/* 三类收集项 */
.page-privacy .privacy-tags {
  display: grid;
  gap: 14px;
  margin: 0 0 1.2em;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-tags li {
  padding: 14px 16px;
  background: var(--paper-old);
  border-left: 3px solid var(--crystal);
  border-radius: var(--radius);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.page-privacy .privacy-tags strong {
  font-weight: 900;
  margin-right: 4px;
}

/* 使用方式 */
.page-privacy .privacy-uses {
  display: grid;
  gap: 12px;
  margin: 0 0 1.2em;
  padding: 0;
  list-style: none;
  counter-reset: privacy-use;
}

.page-privacy .privacy-uses li {
  position: relative;
  padding: 16px 18px 16px 56px;
  border: 1px solid var(--privacy-hairline);
  border-radius: var(--radius);
  background: rgba(231, 221, 201, 0.5);
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
  counter-increment: privacy-use;
}

.page-privacy .privacy-uses li::before {
  content: counter(privacy-use, decimal-leading-zero);
  position: absolute;
  top: 16px;
  left: 18px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--ember);
}

.page-privacy .privacy-uses strong {
  font-weight: 900;
  margin-right: 4px;
}

/* 折叠步骤 */
.page-privacy .privacy-fold {
  margin: 0 0 1.2em;
  padding: 2px 18px 6px;
  border: 1px solid var(--privacy-hairline);
  border-left: 3px solid var(--ember);
  border-radius: var(--radius);
  background: var(--paper-old);
}

.page-privacy .privacy-fold summary {
  cursor: pointer;
  padding: 14px 0;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--ink);
  list-style-position: inside;
}

.page-privacy .privacy-fold summary::marker {
  color: var(--ember);
}

.page-privacy .privacy-fold[open] summary {
  color: var(--ember);
}

.page-privacy .privacy-fold summary:focus-visible {
  outline: 2px solid var(--crystal);
  outline-offset: 3px;
}

.page-privacy .privacy-fold ol {
  margin: 0 0 10px;
  padding-left: 1.4em;
}

.page-privacy .privacy-fold li {
  margin: 8px 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 桌面端：左正文 + 右吸顶导航 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) var(--privacy-rail);
    gap: clamp(40px, 6vw, 96px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    grid-column: 2;
    grid-row: 1;
    position: sticky;
    top: 104px;
    margin-bottom: 0;
    border-top: 2px solid var(--ink);
    border-bottom: 0;
    padding: 16px 0 0;
  }

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

  .page-privacy .privacy-toc__list a {
    display: block;
    padding: 9px 0 9px 14px;
    border: 0;
    border-left: 2px solid var(--privacy-hairline);
    border-radius: 0;
    font-size: 14px;
    white-space: normal;
    background: transparent;
  }

  .page-privacy .privacy-toc__list a:hover,
  .page-privacy .privacy-toc__list a:focus-visible {
    border-left-color: var(--ember);
    border-radius: 0;
    background: transparent;
    color: var(--ember);
  }

  .page-privacy .privacy-article {
    grid-column: 1;
    grid-row: 1;
    max-width: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy .privacy-toc,
  .page-privacy .privacy-hero__media {
    display: none;
  }

  .page-privacy .privacy-block {
    break-inside: avoid;
  }
}