.page-privacy {
  --privacy-measure: 71ch;
  --privacy-toc-w: 236px;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-body);
}

.page-privacy .privacy-crumb {
  padding-top: var(--space-3);
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: var(--space-6) 0 var(--space-8);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  top: -12%;
  right: -8%;
  width: min(66%, 660px);
  height: 124%;
  background: var(--color-primary);
  clip-path: polygon(32% 0, 100% 0, 100% 100%, 0 100%);
  opacity: 0.3;
  z-index: -1;
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 180px;
  height: var(--border-thick);
  background: var(--color-contrast-accent);
}

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

.page-privacy .privacy-hero__kicker {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-privacy .privacy-hero__title {
  margin: 0;
  max-width: 20ch;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: clamp(var(--text-xl), 8.5vw, var(--text-2xl));
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-privacy .privacy-hero__lead {
  margin: var(--space-3) 0 0;
  max-width: var(--privacy-measure);
  color: var(--color-contrast-ink);
}

.page-privacy .privacy-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  margin: var(--space-4) 0 0;
  padding: var(--space-3) 0 0;
  list-style: none;
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-privacy .privacy-hero__facts li {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
}

.page-privacy .privacy-hero__facts .mono {
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: -0.02em;
  color: var(--color-contrast-accent);
}

/* ---------- 纹理图带 ---------- */

.page-privacy .privacy-visual {
  position: relative;
  margin: 0;
  background: var(--color-surface-deep);
  border-top: var(--border-thick) solid var(--color-primary);
  border-bottom: var(--border-thick) solid var(--color-accent);
}

.page-privacy .privacy-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 12 / 5;
  object-fit: cover;
}

.page-privacy .privacy-visual__cap {
  position: absolute;
  right: var(--space-2);
  bottom: var(--space-2);
  padding: calc(var(--space-1) / 2) var(--space-1);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-1);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-ink);
}

@media (max-width: 599px) {
  .page-privacy .privacy-visual__cap {
    display: none;
  }
}

/* ---------- 正文骨架 ---------- */

.page-privacy .privacy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
  padding-top: var(--section-y);
  padding-bottom: var(--section-y-lg);
}

.page-privacy .privacy-toc {
  border-top: var(--border-thick) solid var(--color-contrast-surface);
  padding-top: var(--space-2);
  min-width: 0;
}

.page-privacy .privacy-toc__label {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
}

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

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: var(--space-1);
  padding: var(--space-1) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  text-decoration: none;
}

.page-privacy .privacy-toc__link .mono {
  color: var(--color-primary);
  font-weight: var(--weight-heading);
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--color-ink);
  background: var(--color-highlight);
}

.page-privacy .privacy-doc {
  min-width: 0;
  max-width: var(--privacy-measure);
}

/* ---------- 编号章节 ---------- */

.page-privacy .privacy-sec {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-1);
  scroll-margin-top: 116px;
}

.page-privacy .privacy-sec + .privacy-sec {
  margin-top: var(--space-4);
}

.page-privacy .privacy-sec__num {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--color-primary);
}

.page-privacy .privacy-sec__title {
  margin: 0 0 var(--space-2);
  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 .privacy-sec__body > p {
  margin: 0 0 var(--space-2);
  color: var(--color-ink);
}

.page-privacy .privacy-sec__body > p:last-of-type {
  margin-bottom: 0;
}

.page-privacy .privacy-sec__body a {
  color: var(--color-accent);
  text-decoration-thickness: var(--border-thin);
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec__body::after {
  content: "";
  display: block;
  width: 100%;
  height: var(--border-thin);
  margin-top: var(--space-3);
  background: var(--color-line);
}

.page-privacy .privacy-doc .privacy-sec:nth-child(1) .privacy-sec__body::after { width: 100%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(2) .privacy-sec__body::after { width: 92%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(3) .privacy-sec__body::after { width: 84%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(4) .privacy-sec__body::after { width: 76%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(5) .privacy-sec__body::after { width: 68%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(6) .privacy-sec__body::after { width: 60%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(7) .privacy-sec__body::after { width: 52%; }
.page-privacy .privacy-doc .privacy-sec:nth-child(8) .privacy-sec__body::after { width: 44%; }

/* ---------- 行动短块 ---------- */

.page-privacy .privacy-act {
  margin-top: var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  border-left: var(--border-thick) solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
}

.page-privacy .privacy-act__summary {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
  color: var(--color-ink);
}

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

.page-privacy .privacy-act__summary:focus-visible {
  outline: var(--border-thin) solid var(--color-focus);
  outline-offset: calc(var(--border-thin) * -1);
}

.page-privacy .privacy-act__mark {
  display: inline-block;
  font-size: var(--text-sm);
  color: var(--color-primary);
  transition: transform 160ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.page-privacy .privacy-act[open] .privacy-act__mark {
  transform: rotate(90deg);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .privacy-sec {
    grid-template-columns: 68px minmax(0, 1fr);
    gap: var(--space-3);
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-grid {
    grid-template-columns: var(--privacy-toc-w) minmax(0, 1fr);
    gap: var(--space-8);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 108px;
  }

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

  .page-privacy .privacy-hero {
    padding: var(--space-8) 0 var(--space-8);
  }
}

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