.page-privacy {
  --doc-rule: rgba(28, 26, 22, 0.14);
  --doc-rule-soft: rgba(28, 26, 22, 0.08);
  --doc-rail: 64px;
  background: var(--sand-050);
  color: var(--ink-900);
  padding-bottom: clamp(56px, 8vw, 104px);
  overflow-x: hidden;
}

/* 面包屑 */
.page-privacy .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: clamp(18px, 3vw, 28px) 0 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ash-500);
}
.page-privacy .crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--ochre-500);
}
.page-privacy .crumbs a {
  color: var(--clay-700);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-privacy .crumbs a:hover,
.page-privacy .crumbs a:focus-visible {
  border-bottom-color: var(--ochre-500);
}

/* 页眉 */
.page-privacy .doc-hero {
  padding-top: clamp(10px, 2vw, 20px);
}
.page-privacy .doc-hero__inner {
  max-width: 780px;
  padding-bottom: clamp(18px, 3vw, 30px);
}
.page-privacy .doc-hero__kicker {
  margin: 0 0 12px;
  color: var(--clay-700);
}
.page-privacy .doc-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.03;
  letter-spacing: -0.02em;
}
.page-privacy .doc-hero__lead {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.8;
  color: var(--ink-900);
}
.page-privacy .doc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ash-500);
}
.page-privacy .doc-hero__meta li {
  display: flex;
  align-items: center;
  gap: 7px;
  padding-left: 14px;
  border-left: 2px solid var(--ochre-500);
}
.page-privacy .num {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}
.page-privacy .doc-hero__meta .num {
  color: var(--ember-700);
  font-weight: 700;
}

/* 页眉通栏图 */
.page-privacy .doc-hero__figure {
  margin: 0;
}
.page-privacy .doc-hero__figure .figure__frame {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--doc-rule);
  border-bottom: 1px solid var(--doc-rule);
  background: var(--pitch-900);
}
.page-privacy .doc-hero__figure .figure__img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 300px;
  object-fit: cover;
  filter: saturate(0.86) contrast(1.04);
}
.page-privacy .doc-hero__figure .figure__cap {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ash-500);
}

/* 主体两栏 */
.page-privacy .doc-grid {
  display: block;
  padding-top: clamp(36px, 5vw, 64px);
}
.page-privacy .doc-toc {
  margin-bottom: clamp(32px, 5vw, 48px);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--doc-rule);
}
.page-privacy .doc-toc__title {
  margin: 0 0 14px;
  color: var(--clay-700);
}
.page-privacy .doc-toc__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .doc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 9px;
  padding: 7px 0 7px 10px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-900);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color 180ms ease, color 180ms ease;
}
.page-privacy .doc-toc__list .num {
  font-size: 12px;
  color: var(--ochre-500);
}
.page-privacy .doc-toc__list a:hover,
.page-privacy .doc-toc__list a:focus-visible {
  border-left-color: var(--cyan-400);
  color: var(--ember-700);
}
.page-privacy .doc-toc__note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  color: var(--ash-500);
}

/* 条款正文 */
.page-privacy .doc-body {
  max-width: 68ch;
}
.page-privacy .prose p {
  margin: 0 0 1.2em;
  font-size: 17px;
  line-height: 1.85;
}
.page-privacy .prose a {
  color: var(--ember-700);
  text-decoration: none;
  border-bottom: 1px solid rgba(185, 60, 19, 0.42);
  transition: border-color 180ms ease, color 180ms ease;
}
.page-privacy .prose a:hover,
.page-privacy .prose a:focus-visible {
  color: var(--ember-600);
  border-bottom-color: var(--ember-600);
}
.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

.page-privacy .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding-top: clamp(26px, 3.4vw, 40px);
  margin-top: clamp(26px, 3.4vw, 40px);
  border-top: 1px solid var(--doc-rule);
}
.page-privacy .clause:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}
.page-privacy .clause__num {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--ochre-500);
  letter-spacing: 0.08em;
}
.page-privacy .clause__title {
  margin: 0 0 0.7em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.page-privacy .clause__list {
  margin: 0 0 1.4em;
  padding: 0;
}
.page-privacy .clause__list dt {
  margin: 0 0 6px;
  padding-left: 14px;
  position: relative;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
}
.page-privacy .clause__list dt::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 1px;
  background: var(--ember-600);
}
.page-privacy .clause__list dd {
  margin: 0 0 1.1em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(28, 26, 22, 0.86);
}
.page-privacy .clause__list dt + dd {
  border-bottom: 1px dashed var(--doc-rule-soft);
  padding-bottom: 0.9em;
}
.page-privacy .clause__list dd:last-child {
  border-bottom: none;
  margin-bottom: 0.4em;
  padding-bottom: 0;
}

/* 折叠条款 */
.page-privacy .fold {
  margin: 0.4em 0 1.4em;
  border-left: 2px solid var(--sand-100);
  padding-left: 16px;
}
.page-privacy .fold > summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 4px 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--clay-700);
}
.page-privacy .fold > summary::-webkit-details-marker {
  display: none;
}
.page-privacy .fold > summary::before {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ochre-500);
}
.page-privacy .fold[open] > summary::before {
  content: "－";
  color: var(--ember-700);
}
.page-privacy .fold[open] {
  border-left-color: var(--ochre-500);
}
.page-privacy .fold > p {
  margin: 8px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: rgba(28, 26, 22, 0.82);
}

/* 版本标签 */
.page-privacy .tag {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  border: 1px solid var(--ochre-500);
  color: var(--clay-700);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

/* 相关页面与返回顶部 */
.page-privacy .doc-related {
  margin-top: clamp(36px, 5vw, 56px);
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--doc-rule);
}
.page-privacy .doc-related .label {
  margin: 0 0 14px;
  color: var(--clay-700);
}
.page-privacy .doc-related ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .doc-related li + li {
  border-top: 1px solid var(--doc-rule-soft);
}
.page-privacy .doc-related a {
  display: block;
  padding: 12px 0 12px 18px;
  position: relative;
  font-size: 15.5px;
  line-height: 1.6;
  color: var(--ink-900);
  text-decoration: none;
  transition: color 180ms ease, padding-left 180ms ease;
}
.page-privacy .doc-related a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 10px;
  height: 1px;
  background: var(--ochre-500);
  transition: width 180ms ease, background-color 180ms ease;
}
.page-privacy .doc-related a:hover,
.page-privacy .doc-related a:focus-visible {
  color: var(--ember-700);
  padding-left: 26px;
}
.page-privacy .doc-related a:hover::before,
.page-privacy .doc-related a:focus-visible::before {
  width: 18px;
  background: var(--ember-600);
}
.page-privacy .doc-topwrap {
  margin: clamp(28px, 4vw, 44px) 0 0;
}
.page-privacy .doc-top {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--ink-900);
  text-decoration: none;
  background: var(--sand-100);
  border: 1px solid var(--clay-700);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease;
}
.page-privacy .doc-top::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--ember-700);
}
.page-privacy .doc-top:hover,
.page-privacy .doc-top:focus-visible {
  transform: translateY(-2px);
  border-color: var(--ember-600);
  background: var(--white);
}

/* 平板及以上：目录与正文并置 */
@media (min-width: 720px) {
  .page-privacy .doc-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-privacy .doc-grid {
    display: grid;
    grid-template-columns: 232px minmax(0, 1fr) minmax(0, 3ch);
    column-gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }
  .page-privacy .doc-toc {
    position: sticky;
    top: 104px;
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
    border-left: 1px solid var(--doc-rule);
    padding-left: 20px;
  }
  .page-privacy .doc-toc__list {
    grid-template-columns: 1fr;
  }
  .page-privacy .clause {
    grid-template-columns: var(--doc-rail) minmax(0, 1fr);
    column-gap: 20px;
  }
  .page-privacy .clause__num {
    padding-top: 0.5em;
  }
  .page-privacy .clause__body {
    min-width: 0;
  }
}

@media (min-width: 1280px) {
  .page-privacy .doc-hero__figure .figure__img {
    max-height: 340px;
  }
}