.page-privacy {
  --privacy-rule: rgba(42, 60, 96, 0.78);
  --privacy-rule-soft: rgba(42, 60, 96, 0.42);
  --privacy-scan: rgba(61, 220, 151, 0.05);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 顶部声明区 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  padding: clamp(26px, 6vw, 52px) 0 clamp(24px, 4vw, 36px);
  border-bottom: 2px solid var(--edge);
  background-image:
    linear-gradient(var(--privacy-scan) 1px, transparent 1px),
    linear-gradient(90deg, var(--privacy-scan) 1px, transparent 1px);
  background-size: 44px 44px, 44px 44px;
  background-position: -2px -2px;
}

.page-privacy .privacy-hero__kicker {
  display: inline-block;
  margin: 0 0 18px;
  padding: 4px 12px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--amber);
  background: var(--ink-2);
  border: 2px solid var(--edge);
  box-shadow: var(--shadow-sm);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 18px;
  max-width: 15em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.2vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .privacy-hero__lede {
  margin: 0 0 24px;
  max-width: 38em;
  font-family: var(--font-editorial);
  font-size: clamp(15px, 2.2vw, 18px);
  line-height: 1.9;
  color: var(--mist);
}

.page-privacy .privacy-hero__marks {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-hero__mark {
  padding-left: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  border-left: 2px solid var(--green);
}

.page-privacy .privacy-hero__mark .mono {
  color: var(--amber);
}

/* ---------- 顶部窄幅图 ---------- */
.page-privacy .privacy-figure {
  margin: clamp(26px, 5vw, 46px) 0 0;
  border: 2px solid var(--edge);
  box-shadow: var(--shadow);
  background: var(--ink-2);
  overflow: hidden;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 14 / 5;
  object-fit: cover;
}

/* ---------- 主区栅格 ---------- */
.page-privacy .privacy-layout {
  padding-top: clamp(28px, 5vw, 54px);
}

/* ---------- 左侧章节索引 ---------- */
.page-privacy .privacy-index {
  margin-bottom: 34px;
  padding: 14px 0;
  border-top: 2px solid var(--edge);
  border-bottom: 2px solid var(--edge);
}

.page-privacy .privacy-index__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--mist);
}

.page-privacy .privacy-index__list {
  display: flex;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-index__item {
  flex: 0 0 auto;
}

.page-privacy .privacy-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  background: var(--ink-2);
  border: 2px solid var(--edge);
  transition: border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--paper);
  border-color: var(--coral);
  transform: translate(2px, -2px);
}

.page-privacy .privacy-index__num {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--green);
}

/* ---------- 章节正文 ---------- */
.page-privacy .privacy-section {
  padding: clamp(24px, 4vw, 38px) 0;
  border-top: 1px solid var(--privacy-rule-soft);
  scroll-margin-top: 108px;
}

.page-privacy .privacy-section:first-child {
  border-top: 2px solid var(--edge);
}

.page-privacy .privacy-section__index {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--amber);
}

.page-privacy .privacy-section__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 30px);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .privacy-section__text {
  max-width: 40em;
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--mist);
}

.page-privacy .privacy-section__text--tight {
  margin-top: 16px;
  margin-bottom: 0;
  padding-left: 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper);
  border-left: 2px solid var(--violet);
}

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

.page-privacy .privacy-list__item {
  padding: 14px 0 14px 0;
  border-top: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-list__key {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-privacy .privacy-list__key::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 10px;
  vertical-align: middle;
  background: var(--green);
}

.page-privacy .privacy-list__text {
  max-width: 40em;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-list__text.mono {
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-privacy .privacy-list__text a.link-more {
  color: var(--green);
}

/* ---------- 收尾 ---------- */
.page-privacy .privacy-outro {
  display: grid;
  gap: 20px;
  margin-top: clamp(34px, 6vw, 62px);
  padding: clamp(22px, 4vw, 38px);
  background: var(--ink-2);
  border: 2px solid var(--edge);
  border-left: 6px solid var(--green);
  box-shadow: var(--shadow);
}

.page-privacy .privacy-outro__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(19px, 3vw, 26px);
  line-height: 1.3;
  color: var(--paper);
}

.page-privacy .privacy-outro__text {
  max-width: 42em;
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-privacy .privacy-outro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-privacy .privacy-outro__fine {
  margin: 0;
  padding-top: 14px;
  font-size: 13px;
  color: var(--mist);
  border-top: 1px solid var(--privacy-rule-soft);
}

.page-privacy .privacy-outro__fine a.link-more {
  color: var(--green);
}

/* ---------- 中屏 ---------- */
@media (min-width: 640px) {
  .page-privacy .privacy-hero__marks {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
  }
}

/* ---------- 宽屏：索引改为左侧粘性栏 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-layout {
    display: grid;
    grid-template-columns: 212px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 118px;
    margin-bottom: 0;
    padding: 4px 0 4px 16px;
    border-top: none;
    border-bottom: none;
    border-left: 2px solid var(--edge);
  }

  .page-privacy .privacy-index__list {
    display: block;
    margin-top: 14px;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-privacy .privacy-index__item {
    display: block;
    margin-bottom: 2px;
  }

  .page-privacy .privacy-index__link {
    display: flex;
    width: 100%;
    padding: 7px 8px 7px 0;
    white-space: normal;
    background: none;
    border: none;
    border-left: 2px solid transparent;
    margin-left: -18px;
    padding-left: 16px;
    transition: color 160ms ease, border-color 160ms ease;
  }

  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-index__link:focus-visible {
    color: var(--paper);
    border-color: transparent;
    border-left-color: var(--coral);
    transform: none;
  }

  .page-privacy .privacy-outro {
    grid-template-columns: minmax(0, 1.6fr) auto;
    align-items: center;
    gap: 24px 36px;
  }

  .page-privacy .privacy-outro__fine {
    grid-column: 1 / -1;
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index__link {
    transition: none;
  }

  .page-privacy .privacy-index__link:hover,
  .page-privacy .privacy-index__link:focus-visible {
    transform: none;
  }
}