.page-privacy {
  --privacy-rule: rgba(8, 20, 15, 0.16);
  --privacy-rule-soft: rgba(8, 20, 15, 0.08);
  --privacy-body-text: rgba(8, 20, 15, 0.84);
  --privacy-doc-max: 880px;
  display: block;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(14px, 2.4vw, 28px);
  border-bottom: 1px solid var(--line-600);
  background:
    radial-gradient(88% 68% at 6% 0%, rgba(53, 224, 200, 0.13), transparent 62%),
    radial-gradient(70% 58% at 98% 8%, rgba(201, 138, 46, 0.11), transparent 60%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--green-800) 180%);
}

.page-privacy .privacy-hero-inner {
  display: grid;
  gap: clamp(12px, 1.6vw, 20px);
  max-width: 940px;
  padding-bottom: clamp(26px, 4vw, 46px);
}

.page-privacy .privacy-hero-inner .breadcrumb {
  margin-bottom: clamp(4px, 1vw, 12px);
}

.page-privacy .privacy-hero-inner h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper-50);
  max-width: 17ch;
  text-wrap: balance;
}

.page-privacy .privacy-hero-inner .lead {
  margin: 0;
  max-width: 66ch;
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.9;
  color: var(--mist-300);
}

.page-privacy .privacy-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 22px;
  margin: clamp(4px, 1vw, 12px) 0 0;
  padding-top: clamp(14px, 2vw, 22px);
  border-top: 1px solid var(--line-600);
}

.page-privacy .privacy-meta > div {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 0;
}

.page-privacy .privacy-meta dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist-500);
}

.page-privacy .privacy-meta dd {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--gold-300);
}

.page-privacy .privacy-banner {
  display: block;
  width: 100%;
  margin: 0;
  aspect-ratio: 21 / 9;
  overflow: hidden;
  border-top: 1px solid var(--line-600);
  background: linear-gradient(120deg, var(--green-800), var(--carbon-950));
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.88;
  filter: saturate(0.92) contrast(1.04);
}

/* ---------- 主体：索引 + 纸质条款面 ---------- */

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 38px);
  padding-top: clamp(28px, 4vw, 56px);
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-privacy .privacy-doc {
  min-width: 0;
  max-width: var(--privacy-doc-max);
  padding: clamp(24px, 3.6vw, 58px) clamp(20px, 3.4vw, 58px);
  background: var(--paper-50);
  background-image: linear-gradient(180deg, rgba(226, 217, 199, 0.5) 0%, rgba(244, 238, 226, 0) 140px);
  border: 1px solid var(--paper-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  color: var(--ink-900);
}

.page-privacy .clause {
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-privacy .clause + .clause {
  margin-top: clamp(30px, 3.6vw, 48px);
  padding-top: clamp(30px, 3.6vw, 48px);
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .clause-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
}

.page-privacy .clause-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(13px, 1.3vw, 15px);
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  color: var(--gold-500);
  padding-top: 0.3em;
}

.page-privacy .clause-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.3vw, 27px);
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-privacy .clause-body {
  margin-top: clamp(12px, 1.6vw, 20px);
  font-size: 16px;
  line-height: 1.92;
  color: var(--privacy-body-text);
}

.page-privacy .clause-body > p {
  margin: 0;
}

.page-privacy .clause-body > p + p {
  margin-top: 0.95em;
}

.page-privacy .clause-list {
  list-style: none;
  margin: 1.1em 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .clause-list li {
  padding-left: 16px;
  border-left: 1px solid var(--privacy-rule-soft);
}

.page-privacy .clause-key {
  display: block;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--gold-500);
}

/* ---------- 条款区收尾 ---------- */

.page-privacy .privacy-foot {
  margin-top: clamp(34px, 4vw, 56px);
  padding-top: clamp(22px, 2.6vw, 34px);
  border-top: 1px solid var(--privacy-rule);
}

.page-privacy .privacy-foot-note {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.9;
  color: rgba(8, 20, 15, 0.7);
}

.page-privacy .privacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(14px, 1.8vw, 22px);
}

.page-privacy .privacy-actions .btn {
  text-decoration: none;
}

/* ---------- 索引高亮（滚动监听写入 is-current） ---------- */

.page-privacy .index-rail-link.is-current {
  color: var(--gold-500);
}

/* ---------- 响应式 ---------- */

@media (max-width: 599px) {
  .page-privacy .privacy-banner {
    aspect-ratio: 16 / 9;
  }

  .page-privacy .privacy-meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .page-privacy .clause-head {
    gap: 10px;
  }

  .page-privacy .clause-body {
    font-size: 15.5px;
  }

  .page-privacy .privacy-actions .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}

@media (min-width: 640px) {
  .page-privacy .clause-body {
    padding-left: 32px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 216px minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .index-rail {
    position: sticky;
    top: calc(var(--header-h) + 26px);
    align-self: start;
  }

  .page-privacy .privacy-doc {
    justify-self: start;
  }

  .page-privacy .privacy-banner {
    aspect-ratio: 24 / 9;
  }
}

@media (min-width: 1440px) {
  .page-privacy .privacy-layout {
    grid-template-columns: 240px minmax(0, 1fr);
    column-gap: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-doc {
    box-shadow: none;
  }
}