.page-privacy {
  --pv-read: 660px;
  --pv-index: 200px;
  --pv-gap: 56px;
}

/* ---------- 面包屑 ---------- */
.page-privacy .crumb {
  padding-top: 20px;
}
.page-privacy .crumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.page-privacy .crumb-link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.page-privacy .crumb-link:hover,
.page-privacy .crumb-link:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}
.page-privacy .crumb-sep {
  color: var(--grid);
}
.page-privacy .crumb-item span[aria-current="page"] {
  color: var(--ice);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding-top: clamp(28px, 5vw, 60px);
}
.page-privacy .privacy-hero__inner {
  display: grid;
  gap: 18px;
  max-width: 960px;
}
.page-privacy .privacy-hero__inner .eyebrow {
  margin: 0;
  color: var(--cyan);
}
.page-privacy .privacy-hero h1 {
  margin: 0;
  font-size: clamp(34px, 6.2vw, 68px);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--ice);
  text-wrap: balance;
}
.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}
.page-privacy .privacy-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-hero__meta li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}
.page-privacy .privacy-hero__meta .num {
  font-size: 20px;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

/* ---------- 顶部横幅 ---------- */
.page-privacy .privacy-banner {
  margin-top: clamp(30px, 5vw, 58px);
}
.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  background: var(--panel-blue);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

/* ---------- 主体分栏 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: 32px;
  padding: clamp(40px, 6vw, 78px) 0 clamp(48px, 7vw, 88px);
}

/* 右侧编号导航 */
.page-privacy .privacy-index {
  order: 1;
  border-top: 1px solid var(--grid);
  padding-top: 16px;
  font-family: var(--font-mono);
}
.page-privacy .privacy-index__title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}
.page-privacy .privacy-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-privacy .privacy-index__item {
  flex: none;
}
.page-privacy .privacy-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 14px;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid var(--grid);
  background: rgba(12, 39, 64, 0.55);
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.page-privacy .privacy-index__link .num {
  color: var(--cyan);
  font-size: 11px;
}
.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--ice);
  border-color: var(--cyan);
  outline: none;
}

.page-privacy .privacy-read {
  order: 2;
  min-width: 0;
}

/* ---------- 章节折叠块 ---------- */
.page-privacy .privacy-section {
  border-top: 1px solid var(--grid);
  scroll-margin-top: calc(var(--header-h) + 28px);
}
.page-privacy .privacy-section:last-of-type {
  border-bottom: 1px solid var(--grid);
}
.page-privacy .privacy-section__summary {
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-height: 44px;
  padding: 24px 0;
  cursor: pointer;
  list-style: none;
}
.page-privacy .privacy-section__summary::-webkit-details-marker {
  display: none;
}
.page-privacy .privacy-section__num {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}
.page-privacy .privacy-section__title {
  flex: 1 1 auto;
  margin: 0;
  font-size: clamp(20px, 2.7vw, 28px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ice);
}
.page-privacy .privacy-section__mark {
  position: relative;
  flex: none;
  align-self: center;
  width: 12px;
  height: 12px;
}
.page-privacy .privacy-section__mark::before,
.page-privacy .privacy-section__mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  transition: transform 220ms var(--ease);
}
.page-privacy .privacy-section__mark::before {
  left: 0;
  top: 5px;
  width: 12px;
  height: 2px;
}
.page-privacy .privacy-section__mark::after {
  left: 5px;
  top: 0;
  width: 2px;
  height: 12px;
}
.page-privacy .privacy-section[open] .privacy-section__mark::after {
  transform: scaleY(0);
}
.page-privacy .privacy-section__summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-privacy .privacy-section__body {
  display: grid;
  gap: 18px;
  padding: 0 0 30px;
}
.page-privacy .privacy-section__body > p {
  margin: 0;
  max-width: 38em;
  font-size: 16px;
  line-height: 1.78;
  color: var(--ice);
}

/* ---------- 信息条目 ---------- */
.page-privacy .privacy-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-item {
  padding: 14px 0 14px 16px;
  border-left: 2px solid var(--grid);
}
.page-privacy .privacy-item + .privacy-item {
  margin-top: 6px;
}
.page-privacy .privacy-item--key {
  border-left-color: var(--cyan);
}
.page-privacy .privacy-item__label {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ice);
}
.page-privacy .privacy-item__flag {
  padding: 2px 7px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  border: 1px solid var(--grid);
}
.page-privacy .privacy-item__flag--need {
  color: var(--cyan);
  border-color: rgba(43, 227, 210, 0.45);
}
.page-privacy .privacy-item p {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 用途列表 ---------- */
.page-privacy .privacy-uses {
  display: grid;
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-uses h3 {
  margin: 0 0 5px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ice);
}
.page-privacy .privacy-uses h3::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--cyan);
}
.page-privacy .privacy-uses p {
  margin: 0;
  max-width: 37em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 操作步骤 ---------- */
.page-privacy .privacy-steps {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-privacy .privacy-steps li {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}
.page-privacy .privacy-steps__num {
  padding-top: 3px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
}
.page-privacy .privacy-steps h3 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ice);
}
.page-privacy .privacy-steps p {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 后续链接 ---------- */
.page-privacy .privacy-next {
  background: linear-gradient(180deg, rgba(12, 39, 64, 0) 0%, rgba(12, 39, 64, 0.6) 100%);
  border-top: 1px solid var(--grid);
}
.page-privacy .privacy-next__heading {
  margin: 0 0 20px;
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ice);
}
.page-privacy .privacy-next__grid {
  display: grid;
  gap: 16px;
}
.page-privacy .privacy-next__card {
  display: block;
  padding: 18px 20px;
  text-decoration: none;
  border: 1px solid var(--grid);
  border-left: 2px solid var(--grid);
  background: rgba(6, 24, 43, 0.7);
  transition: border-color 220ms var(--ease), background-color 220ms var(--ease);
}
.page-privacy .privacy-next__card .eyebrow {
  display: block;
  margin-bottom: 8px;
  color: var(--cyan);
}
.page-privacy .privacy-next__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--mist);
}
.page-privacy .privacy-next__card:hover,
.page-privacy .privacy-next__card:focus-visible {
  border-left-color: var(--cyan);
  background: rgba(12, 39, 64, 0.9);
  outline: none;
}

/* ---------- 宽屏 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-hero__lead,
  .page-privacy .privacy-section__body > p {
    font-size: 17px;
  }

  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, var(--pv-read)) var(--pv-index);
    justify-content: start;
    align-items: start;
    gap: var(--pv-gap);
  }
  .page-privacy .privacy-read {
    order: 1;
  }
  .page-privacy .privacy-index {
    order: 2;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    border-top: 0;
    padding-top: 4px;
  }
  .page-privacy .privacy-index__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-left: 1px solid var(--grid);
  }
  .page-privacy .privacy-index__item {
    flex: initial;
  }
  .page-privacy .privacy-index__link {
    display: flex;
    min-height: 44px;
    padding: 10px 12px 10px 14px;
    margin-left: -1px;
    border: 0;
    border-left: 2px solid transparent;
    background: none;
  }
  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-index__link:focus-visible {
    color: var(--ice);
    border-left-color: rgba(43, 227, 210, 0.5);
    background: rgba(12, 39, 64, 0.5);
  }

  .page-privacy .privacy-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-privacy {
    --pv-read: 700px;
    --pv-gap: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-section__mark::before,
  .page-privacy .privacy-section__mark::after,
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-next__card {
    transition: none;
  }
}
</PAGE_CSS>>>