.page-privacy {
  --privacy-side: 232px;
}

.page-privacy .breadcrumb {
  padding-block: var(--space-3);
}

/* ---------- 页首条款带 ---------- */

.page-privacy .policy-lead {
  position: relative;
  overflow: hidden;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding-block: var(--section-y) var(--section-y-lg);
}

.page-privacy .policy-lead__bg {
  position: absolute;
  inset: 0;
}

.page-privacy .policy-lead__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-privacy .policy-lead__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-privacy .policy-lead__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .policy-lead h1 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(var(--text-lg), 6.5vw, var(--text-2xl));
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  max-width: 18ch;
  margin-block: var(--space-3) 0;
}

.page-privacy .policy-lead .eyebrow {
  color: var(--color-contrast-accent);
}

.page-privacy .policy-lead .lede {
  color: var(--color-contrast-ink);
  max-width: var(--measure);
  margin-block: var(--space-4) 0;
}

/* ---------- 条款口径概览 ---------- */

.page-privacy .policy-facts {
  background-color: var(--color-surface-alt);
  padding-block: var(--space-8);
}

.page-privacy .policy-facts__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.page-privacy .policy-facts__note {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  max-width: 38ch;
  margin-block: var(--space-3) 0;
}

.page-privacy .policy-facts__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-4);
  margin: 0;
}

.page-privacy .policy-facts__item {
  display: grid;
  gap: var(--space-1);
  border-top: var(--border-thick) solid var(--color-primary);
  padding-top: var(--space-2);
}

.page-privacy .policy-facts__item dt {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

.page-privacy .policy-facts__item dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  line-height: 1.15;
  color: var(--color-ink);
  white-space: nowrap;
}

/* ---------- 条款正文布局 ---------- */

.page-privacy .policy-doc-wrap {
  padding-block: var(--section-y-lg);
  background-color: var(--color-surface);
}

.page-privacy .policy-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

/* ---------- 侧边条款目录 ---------- */

.page-privacy .policy-toc {
  display: grid;
  gap: var(--space-3);
  align-content: start;
}

.page-privacy .policy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-privacy .policy-toc__list a {
  display: grid;
  grid-template-columns: 2.4em minmax(0, 1fr);
  gap: var(--space-2);
  align-items: baseline;
  padding-block: var(--space-2);
  border-bottom: var(--border-thin) solid var(--color-line);
  color: var(--color-ink-soft);
  text-decoration: none;
  font-size: var(--text-sm);
  line-height: 1.45;
  transition: color 120ms linear, border-color 120ms linear;
}

.page-privacy .policy-toc__list a .mono {
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

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

.page-privacy .policy-toc__list a:hover .mono,
.page-privacy .policy-toc__list a:focus-visible .mono {
  color: var(--color-primary);
}

.page-privacy .policy-toc .tag-return {
  justify-self: start;
  margin-top: var(--space-3);
  padding-bottom: 3px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thick) solid var(--color-accent);
}

.page-privacy .policy-toc .tag-return:hover,
.page-privacy .policy-toc .tag-return:focus-visible {
  color: var(--color-focus);
  border-bottom-color: var(--color-focus);
}

/* ---------- 条款条目 ---------- */

.page-privacy .policy-doc {
  display: grid;
  gap: 0;
}

.page-privacy .clause {
  display: grid;
  gap: var(--space-3);
  padding-block: var(--space-6);
}

.page-privacy .clause + .clause {
  border-top: var(--border-thin) solid var(--color-line);
}

.page-privacy .clause__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--space-3);
  align-items: baseline;
}

.page-privacy .clause__num {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-privacy .clause__body {
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-privacy .clause__body p {
  margin-block: 0 var(--space-3);
}

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

.page-privacy .text-link {
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: var(--border-thick) solid var(--color-primary);
  padding-bottom: 1px;
}

.page-privacy .text-link:hover,
.page-privacy .text-link:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ---------- 展开的适用范围 ---------- */

.page-privacy .clause__more {
  margin-top: var(--space-4);
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-accent);
}

.page-privacy .clause__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-privacy .clause__more summary::-webkit-details-marker {
  display: none;
}

.page-privacy .clause__more summary::before {
  content: "+ ";
  font-weight: 700;
}

.page-privacy .clause__more[open] summary::before {
  content: "− ";
}

.page-privacy .clause__more summary:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.page-privacy .clause__more p {
  margin-block: var(--space-3) 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

/* ---------- 动效 ---------- */

.page-privacy [data-reveal] {
  transition: transform 260ms cubic-bezier(0.2, 0.7, 0.3, 1);
}

.page-privacy [data-reveal]:not(.is-in) {
  transform: translateY(8px);
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal] {
    transition: none;
  }
  .page-privacy [data-reveal]:not(.is-in) {
    transform: none;
  }
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-privacy .policy-facts__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
    gap: var(--space-8);
    align-items: end;
  }

  .page-privacy .policy-facts__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-privacy .policy-lead h1 {
    max-width: 16ch;
  }
}

@media (min-width: 940px) {
  .page-privacy .policy-shell {
    grid-template-columns: var(--privacy-side) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-privacy .policy-toc {
    position: sticky;
    top: calc(var(--space-8) + var(--space-4));
  }

  .page-privacy .clause__head {
    gap: var(--space-4);
  }
}

@media (max-width: 480px) {
  .page-privacy .policy-facts__list {
    grid-template-columns: 1fr;
  }

  .page-privacy .clause__num {
    font-size: var(--text-lg);
  }
}