.page-privacy {
  --privacy-measure: 44em;
  --privacy-clause-gap: 60px;
}

.page-privacy .breadcrumbs {
  margin: 24px 0 20px;
}

.page-privacy .privacy-hero {
  padding-bottom: 12px;
}

.page-privacy .privacy-hero__figure {
  margin: 0 0 30px;
  aspect-ratio: 16 / 7;
  border: 1px solid var(--rule-300);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-privacy .privacy-hero__figure .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-orange);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink-900);
}

.page-privacy .privacy-hero__lead {
  margin: 0 0 18px;
  max-width: var(--privacy-measure);
  font-size: 17px;
  line-height: 1.95;
  color: var(--ink-700);
}

.page-privacy .privacy-hero__meta {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--rule-300);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted-600);
}

/* 主体：左侧条款索引 + 长文单栏 */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-top: 40px;
  padding-bottom: 72px;
}

.page-privacy .privacy-rail {
  border: 1px solid var(--rule-300);
  background: var(--paper-100);
  padding: 18px 16px 20px;
  box-shadow: var(--shadow-card);
}

.page-privacy .privacy-rail .rail__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-600);
}

.page-privacy .privacy-rail .rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .privacy-rail .rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-700);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-rail .rail__link:hover,
.page-privacy .privacy-rail .rail__link:focus-visible {
  background: var(--orange-200);
  color: var(--ink-900);
}

.page-privacy .privacy-rail .rail__link[aria-current="true"] {
  border-left-color: var(--brand-orange);
  background: var(--orange-200);
  color: var(--ink-900);
  font-weight: 700;
}

.page-privacy .privacy-rail .rail__no {
  flex: none;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted-600);
}

.page-privacy .privacy-rail .rail__link[aria-current="true"] .rail__no {
  color: var(--brand-orange);
}

/* 条款正文 */
.page-privacy .privacy-terms {
  font-size: 17px;
  line-height: 1.95;
  color: var(--ink-700);
}

.page-privacy .privacy-clause + .privacy-clause {
  margin-top: var(--privacy-clause-gap);
}

.page-privacy .privacy-clause__no {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--brand-orange);
}

.page-privacy .privacy-clause__title {
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule-300);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-privacy .privacy-clause p {
  margin: 0 0 18px;
  max-width: var(--privacy-measure);
}

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

.page-privacy .privacy-clause a {
  color: var(--ink-900);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--brand-orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: color var(--t-fast) var(--ease);
}

.page-privacy .privacy-clause a:hover,
.page-privacy .privacy-clause a:focus-visible {
  color: var(--brand-orange);
}

.page-privacy .privacy-note {
  margin: 22px 0 0;
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--brand-orange);
  font-weight: 600;
  color: var(--ink-900);
}

.page-privacy .privacy-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule-300);
}

.page-privacy .privacy-item {
  display: grid;
  gap: 8px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule-300);
}

.page-privacy .privacy-item__key {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--brand-orange);
}

.page-privacy .privacy-item__desc {
  margin: 0;
  max-width: var(--privacy-measure);
  line-height: 1.9;
  color: var(--ink-700);
}

.page-privacy .privacy-stamp {
  margin: 30px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--rule-300);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted-600);
}

@media (min-width: 640px) {
  .page-privacy .privacy-item {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: 264px minmax(0, 1fr);
    gap: 60px;
    margin-top: 52px;
  }

  .page-privacy .privacy-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-privacy .privacy-hero__figure {
    margin-bottom: 36px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-rail .rail__link,
  .page-privacy .privacy-clause a {
    transition: none;
  }
}