.page-privacy {
  --pv-num-col: 3.5rem;
  --pv-toc-w: 236px;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  padding-top: clamp(1.25rem, 3.5vw, 2.5rem);
  padding-bottom: clamp(2rem, 5vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--mist) 0%, rgba(232, 241, 251, 0) 100%);
}

.page-privacy .privacy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
}

.page-privacy .privacy-hero__kicker {
  margin: 1rem 0 .25rem;
  color: var(--rock);
}

.page-privacy .privacy-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 6vw, 5.4rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--deep);
  margin: 0 0 .875rem;
}

.page-privacy .privacy-hero__lede {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--deep);
  max-width: 46ch;
  margin: 0 0 1.5rem;
}

.page-privacy .privacy-hero__points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  max-width: 46ch;
}

.page-privacy .privacy-hero__points li {
  position: relative;
  padding: .6rem 0 .6rem 1.5rem;
  border-top: 1px solid var(--line);
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--deep);
}

.page-privacy .privacy-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 10px;
  height: 2px;
  background: var(--sky);
}

.page-privacy .privacy-hero__art {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--deep);
  aspect-ratio: 5 / 3;
  overflow: hidden;
}

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

/* ---------- 主体两栏 ---------- */

.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.5rem;
  padding-block: clamp(2rem, 5vw, 3.5rem) clamp(2.5rem, 6vw, 4.5rem);
}

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

/* ---------- 目录索引 ---------- */

.page-privacy .privacy-toc {
  order: -1;
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--snow);
  padding: .875rem 1rem;
}

.page-privacy .privacy-toc__head {
  margin: 0 0 .5rem;
  color: var(--rock);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 .25rem;
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}

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

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .35rem .65rem;
  border: 1px solid var(--line);
  background: var(--snow);
  color: var(--deep);
  text-decoration: none;
  font-size: .875rem;
  line-height: 1.35;
  white-space: nowrap;
  transition: border-color .18s var(--ease), color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .privacy-toc__link .num {
  color: var(--rock);
  font-size: .75rem;
}

.page-privacy .privacy-toc__link:hover {
  border-color: var(--sky);
  color: var(--indigo);
  background: var(--mist);
}

/* ---------- 章节 ---------- */

.page-privacy .privacy-sec {
  padding-block: clamp(1.5rem, 3.5vw, 2.25rem);
  border-top: 1px solid var(--line);
  scroll-margin-top: 6.5rem;
}

.page-privacy .privacy-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-privacy .privacy-sec__head {
  display: grid;
  grid-template-columns: var(--pv-num-col) minmax(0, 1fr);
  align-items: start;
  margin-bottom: .875rem;
}

.page-privacy .privacy-sec__num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 1.375rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: .02em;
  color: var(--sky);
  padding-top: .5rem;
}

.page-privacy .privacy-sec__num::after {
  content: "";
  display: block;
  width: 1.25rem;
  height: 2px;
  margin-top: .55rem;
  background: var(--line);
}

.page-privacy .privacy-sec__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.375rem, 2.6vw, 2rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--deep);
  margin: 0;
}

.page-privacy .privacy-sec__body {
  min-width: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--deep);
}

.page-privacy .privacy-sec__body p {
  margin: 0 0 1.2em;
  max-width: 62ch;
}

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

.page-privacy .privacy-sec__body ul {
  margin: 0 0 1.2em;
  padding: 0;
  list-style: none;
  max-width: 62ch;
}

.page-privacy .privacy-sec__body ul li {
  position: relative;
  padding: .35rem 0 .35rem 1.25rem;
  line-height: 1.8;
}

.page-privacy .privacy-sec__body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 6px;
  height: 6px;
  background: var(--sky);
}

.page-privacy .privacy-sec__body a {
  color: var(--indigo);
  text-underline-offset: 3px;
}

.page-privacy .privacy-sec__contact {
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  font-size: .9688rem;
}

.page-privacy .privacy-sec__contact .num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  color: var(--deep);
}

/* ---------- 信息类别 ---------- */

.page-privacy .privacy-facts {
  margin: 1.25rem 0 0;
  padding: 0;
}

.page-privacy .privacy-facts__row {
  display: grid;
  gap: .35rem;
  padding: .9rem 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-facts__row:first-child {
  border-top: 0;
  padding-top: .25rem;
}

.page-privacy .privacy-facts dt {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .01em;
  color: var(--deep);
}

.page-privacy .privacy-facts dt::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  background: var(--sky);
}

.page-privacy .privacy-facts dd {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--deep);
  max-width: 62ch;
}

/* ---------- 用途清单 ---------- */

.page-privacy .privacy-uses {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  display: grid;
  gap: .75rem;
}

.page-privacy .privacy-uses li {
  position: relative;
  padding: .8rem .95rem .85rem 1.1rem;
  background: var(--mist);
  border-left: 3px solid var(--sky);
  transition: border-left-width .16s var(--ease);
}

.page-privacy .privacy-uses li:hover {
  border-left-width: 6px;
}

.page-privacy .privacy-uses__key {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.4;
  color: var(--deep);
  margin-bottom: .2rem;
}

.page-privacy .privacy-uses__text {
  display: block;
  font-size: .9688rem;
  line-height: 1.8;
  color: var(--deep);
}

/* ---------- 权利清单 ---------- */

.page-privacy .privacy-rights {
  list-style: none;
  margin: 0 0 1.2em;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-privacy .privacy-rights li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .75rem;
  align-items: baseline;
  padding: .7rem 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-rights li:first-child {
  border-top: 0;
  padding-top: .1rem;
}

.page-privacy .privacy-rights__key {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .9375rem;
  color: var(--sky);
  letter-spacing: .04em;
}

.page-privacy .privacy-rights__text {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--deep);
}

/* ---------- 延伸入口 ---------- */

.page-privacy .privacy-next {
  border-top: 1px solid var(--line);
  background: var(--mist);
}

.page-privacy .privacy-next .section__head {
  margin-bottom: 1.5rem;
}

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

.page-privacy .privacy-next__card {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 1.125rem 1.25rem 1.25rem calc(1.25rem - 3px);
  background: var(--snow);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sky);
  transition: border-color .2s var(--ease), border-left-width .16s var(--ease),
              padding-left .16s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}

.page-privacy .privacy-next__card:hover {
  border-color: var(--sky);
  border-left-width: 6px;
  padding-left: calc(1.25rem - 6px);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.page-privacy .privacy-next__no {
  display: block;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: .8125rem;
  color: var(--rock);
  margin-bottom: .5rem;
}

.page-privacy .privacy-next__card .card__title {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.375rem;
  line-height: 1.25;
  color: var(--deep);
  margin-bottom: .35rem;
}

.page-privacy .privacy-next__card .card__meta {
  display: block;
  font-size: .875rem;
  line-height: 1.7;
  color: var(--rock);
}

/* ---------- 窄屏与桌面 ---------- */

@media (min-width: 640px) {
  .page-privacy .privacy-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 720px) {
  .page-privacy .privacy-sec__body {
    padding-left: var(--pv-num-col);
  }

  .page-privacy .privacy-rights li {
    grid-template-columns: 3.5rem minmax(0, 1fr);
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }
}

@media (min-width: 1040px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) var(--pv-toc-w);
    align-items: start;
    gap: clamp(2.5rem, 4vw, 4rem);
  }

  .page-privacy .privacy-doc {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .privacy-toc {
    grid-column: 2;
    grid-row: 1;
    order: 0;
    position: sticky;
    top: 6.5rem;
    padding: 1rem 1.125rem;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
  }

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

  .page-privacy .privacy-toc__link {
    display: flex;
    align-items: baseline;
    width: 100%;
    border: 0;
    border-left: 2px solid var(--line);
    padding: .5rem .5rem .5rem .7rem;
    white-space: normal;
    font-size: .875rem;
    transition: border-left-color .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease);
  }

  .page-privacy .privacy-toc__link:hover {
    border-left-color: var(--sky);
    background: var(--mist);
    color: var(--indigo);
  }
}