.page-privacy {
  --pp-rule: rgba(31, 34, 38, .13);
  --pp-rule-sand: rgba(201, 162, 84, .48);
  --pp-index-w: 196px;
  background: var(--c-warm);
  color: var(--c-text);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(34px, 5.6vw, 74px) 0 clamp(26px, 3.6vw, 42px);
  isolation: isolate;
}

.page-privacy .privacy-hero::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 240px;
  z-index: -1;
  background-image:
    repeating-linear-gradient(to right, var(--pp-rule-sand) 0 1px, transparent 1px 76px),
    repeating-linear-gradient(to bottom, var(--pp-rule-sand) 0 1px, transparent 1px 76px);
  opacity: .62;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, .35) 55%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0, 0, 0, .35) 55%, transparent 100%);
  pointer-events: none;
}

.page-privacy .privacy-hero .breadcrumb {
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-privacy .privacy-hero .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .22em;
  color: var(--c-sand);
  text-transform: uppercase;
  margin: 0 0 12px;
}

.page-privacy .privacy-hero h1 {
  margin: 0 0 clamp(16px, 2.2vw, 24px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5.2vw, 56px);
  line-height: 1.16;
  letter-spacing: -.02em;
  color: var(--c-ink);
  max-width: 17ch;
}

.page-privacy .privacy-hero .lead {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.9;
  color: var(--c-muted);
}

.page-privacy .privacy-hero .lead::before {
  content: "";
  display: block;
  width: 54px;
  height: 2px;
  background: var(--c-red);
  margin-bottom: 18px;
}

/* ---------- 首屏图 ---------- */

.page-privacy .privacy-media {
  padding-bottom: clamp(30px, 5vw, 62px);
}

.page-privacy .privacy-media .media {
  margin: 0;
}

/* ---------- 正文栅格 ---------- */

.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.4vw, 46px);
  padding-bottom: clamp(60px, 8vw, 116px);
}

/* ---------- 章节索引 ---------- */

.page-privacy .privacy-index {
  min-width: 0;
}

.page-privacy .privacy-index__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--c-slate);
  margin-bottom: 10px;
}

.page-privacy .privacy-index__list {
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  border-top: 1px solid var(--pp-rule-sand);
  border-bottom: 1px solid var(--pp-rule-sand);
  scrollbar-width: thin;
}

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

.page-privacy .privacy-index__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 11px 16px 11px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s var(--ease);
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--c-red);
}

.page-privacy .privacy-index__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  color: var(--c-sand);
  letter-spacing: .06em;
}

/* ---------- 章节 ---------- */

.page-privacy .privacy-content {
  min-width: 0;
}

.page-privacy .privacy-sec {
  padding-top: clamp(22px, 3vw, 34px);
  border-top: 1px solid var(--pp-rule-sand);
  margin-bottom: clamp(36px, 5.2vw, 62px);
  scroll-margin-top: 112px;
}

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

.page-privacy .privacy-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .privacy-sec__no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--c-sand);
  flex: none;
}

.page-privacy .privacy-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.9vw, 29px);
  line-height: 1.36;
  color: var(--c-ink);
  letter-spacing: -.01em;
}

.page-privacy .privacy-content p {
  margin: 0 0 16px;
  font-size: 16.5px;
  line-height: 1.92;
  color: var(--c-text);
  max-width: 68ch;
}

.page-privacy .privacy-sub {
  margin-top: 22px;
  color: var(--c-muted);
  font-size: 15.5px;
}

.page-privacy .privacy-content a {
  color: var(--c-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(140, 28, 36, .38);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-privacy .privacy-content a:hover,
.page-privacy .privacy-content a:focus-visible {
  color: var(--c-red-deep);
  border-color: var(--c-red-deep);
}

/* ---------- 条目列表 ---------- */

.page-privacy .item-list {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pp-rule);
}

.page-privacy .item-list > li {
  position: relative;
  padding: 16px 0 16px 20px;
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .item-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: 7px;
  height: 7px;
  background: var(--c-sand);
}

.page-privacy .item__name {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--c-ink);
}

.page-privacy .item__desc {
  display: block;
  font-size: 15.5px;
  line-height: 1.86;
  color: var(--c-muted);
  max-width: 66ch;
}

/* ---------- 保留期限 ---------- */

.page-privacy .keep-list {
  margin: 10px 0 0;
  padding: 0;
  border-top: 1px solid var(--pp-rule-sand);
}

.page-privacy .keep-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
  padding: 15px 0;
  border-bottom: 1px solid var(--pp-rule);
}

.page-privacy .keep-item dt {
  font-size: 16px;
  font-weight: 700;
  color: var(--c-ink);
}

.page-privacy .keep-item dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-muted);
}

.page-privacy .keep-item .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 17px;
  color: var(--c-red);
  letter-spacing: .01em;
}

/* ---------- 提示块 ---------- */

.page-privacy .callout {
  margin: 22px 0 0;
  padding: 18px 20px 18px 22px;
  background: rgba(140, 28, 36, .06);
  border-left: 3px solid var(--c-red);
  max-width: 70ch;
}

.page-privacy .callout--slate {
  background: rgba(74, 98, 114, .1);
  border-left-color: var(--c-slate);
}

.page-privacy .callout__label {
  margin: 0 0 8px !important;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--c-slate);
}

.page-privacy .callout p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.88;
  color: var(--c-text);
}

.page-privacy .callout--slate .callout__label {
  color: var(--c-slate);
}

/* ---------- 术语标记 ---------- */

.page-privacy .term {
  position: relative;
  color: var(--c-slate);
  font-weight: 500;
  border-bottom: 1px dashed var(--c-slate);
  cursor: help;
}

.page-privacy .term::after {
  content: attr(title);
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  width: min(290px, 72vw);
  padding: 11px 13px;
  background: var(--c-graphite);
  color: var(--c-warm);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.7;
  border-top: 2px solid var(--c-sand);
  box-shadow: var(--shadow-1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(5px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
  pointer-events: none;
  z-index: 6;
}

.page-privacy .term:hover::after,
.page-privacy .term:focus-visible::after {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ---------- 版本折叠 ---------- */

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

.page-privacy .privacy-versions .expand__trigger {
  border: 1px solid var(--pp-rule-sand);
  background: rgba(201, 162, 84, .1);
}

.page-privacy .version-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .version-list > li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--pp-rule);
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--c-muted);
}

.page-privacy .version-list > li:last-child {
  border-bottom: 0;
}

.page-privacy .version-list .num-chip {
  flex: none;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: .06em;
  padding: 3px 9px;
  color: var(--c-ink);
  background: var(--c-sand);
}

.page-privacy .privacy-foot {
  margin-top: 22px !important;
  padding-top: 16px;
  border-top: 1px solid var(--pp-rule);
  font-size: 14.5px !important;
  color: var(--c-muted) !important;
}

/* ---------- 桌面端 ---------- */

@media (min-width: 1080px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--pp-index-w) minmax(0, 660px) minmax(0, 1fr);
    gap: 0 52px;
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 112px;
  }

  .page-privacy .privacy-index__list {
    flex-direction: column;
    overflow: visible;
    padding: 14px 0 0;
    border-bottom: 0;
  }

  .page-privacy .privacy-index__list > li {
    flex: 1 1 auto;
  }

  .page-privacy .privacy-index__link {
    white-space: normal;
    padding: 10px 0;
    border-bottom: 1px solid var(--pp-rule);
  }

  .page-privacy .privacy-index__list > li:last-child .privacy-index__link {
    border-bottom: 0;
  }

  .page-privacy .privacy-hero h1 {
    max-width: 22ch;
  }
}

@media (min-width: 1320px) {
  .page-privacy .privacy-body {
    gap: 0 64px;
  }
}

@media (max-width: 560px) {
  .page-privacy .privacy-hero h1 {
    font-size: clamp(26px, 8.4vw, 38px);
  }

  .page-privacy .privacy-content p {
    font-size: 16px;
  }

  .page-privacy .callout {
    padding: 16px 16px 16px 18px;
  }

  .page-privacy .keep-item {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-content a,
  .page-privacy .term::after {
    transition: none;
  }
}