/* ===== 数据与隐私页 ===== */
.page-privacy {
  --privacy-measure: 34em;
  --privacy-rail: 15.5rem;
  background: var(--bg-base);
  color: var(--fg);
}

/* 顶部抽象纹理带 */
.page-privacy .privacy-banner {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--bg-deep);
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 12% 6%, rgba(47, 208, 196, 0.16), transparent 58%),
    radial-gradient(90% 80% at 88% 20%, rgba(91, 42, 74, 0.34), transparent 62%),
    linear-gradient(180deg, rgba(10, 30, 63, 0.08) 0%, rgba(10, 30, 63, 0.94) 90%);
  pointer-events: none;
}

.page-privacy .privacy-banner img {
  display: block;
  width: 100%;
  height: clamp(158px, 30vw, 320px);
  object-fit: cover;
  object-position: center 42%;
  opacity: 0.82;
}

/* 面包屑与首屏引导 */
.page-privacy .crumbs {
  margin-top: clamp(0.9rem, 3vw, 1.7rem);
}

.page-privacy .privacy-lead {
  max-width: 44rem;
  padding-block: clamp(1.4rem, 4vw, 2.6rem) clamp(1.4rem, 4vw, 2.6rem);
}

.page-privacy .privacy-lead .eyebrow {
  display: block;
  margin: 0 0 0.9rem;
}

.page-privacy .privacy-lead h1 {
  margin: 0 0 1.1rem;
  letter-spacing: -0.02em;
}

.page-privacy .privacy-lead .lede {
  margin: 0;
  color: var(--fg-soft);
}

/* 双栏骨架：移动端索引在上，正文在下 */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 5vw, 2.8rem);
  padding-bottom: clamp(2.4rem, 7vw, 4.5rem);
}

.page-privacy .privacy-index {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.page-privacy .privacy-index .eyebrow {
  margin: 0 0 0.8rem;
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.15rem;
  border-left: 1px solid var(--line);
}

.page-privacy .privacy-index__link {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  padding: 0.5rem 0 0.5rem 0.95rem;
  margin-left: -1px;
  border-left: 2px solid transparent;
  color: var(--fg-soft);
  font-size: 0.95rem;
  line-height: 1.5;
  text-decoration: none;
  overflow-wrap: break-word;
  transition: color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out),
    background-color var(--dur) var(--ease-out);
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--fg);
  border-left-color: var(--accent);
  background: linear-gradient(90deg, rgba(255, 107, 74, 0.1), transparent 82%);
}

.page-privacy .privacy-index__link:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.page-privacy .privacy-index__no {
  flex: 0 0 auto;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--brass);
}

/* 长文小节 */
.page-privacy .privacy-body {
  min-width: 0;
}

.page-privacy .privacy-sec {
  scroll-margin-top: 6rem;
  padding-top: clamp(1.3rem, 4vw, 2.1rem);
  border-top: 1px solid var(--line);
  margin-top: clamp(2rem, 5vw, 3.2rem);
}

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

.page-privacy .privacy-sec:target {
  border-top-color: var(--signal-teal);
}

.page-privacy .privacy-sec__no {
  display: block;
  margin: 0 0 0.55rem;
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--brass);
}

.page-privacy .privacy-sec h2 {
  margin: 0 0 0.95rem;
}

.page-privacy .privacy-sec .prose {
  max-width: var(--privacy-measure);
  color: var(--fg-soft);
}

.page-privacy .privacy-sec .prose p {
  margin: 0 0 1rem;
  line-height: 1.85;
}

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

.page-privacy .privacy-sec .prose a {
  color: var(--coral-veil);
  text-decoration: underline;
  text-decoration-color: rgba(255, 107, 74, 0.55);
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease-out), text-decoration-color var(--dur) var(--ease-out);
}

.page-privacy .privacy-sec .prose a:hover,
.page-privacy .privacy-sec .prose a:focus-visible {
  color: var(--accent);
  text-decoration-color: var(--accent);
}

/* 正文条目 */
.page-privacy .privacy-list {
  list-style: none;
  margin: 1rem 0 1.2rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
  max-width: var(--privacy-measure);
}

.page-privacy .privacy-list li {
  position: relative;
  padding-left: 1.45rem;
  color: var(--fg-soft);
  font-size: 0.98rem;
  line-height: 1.8;
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--signal-teal);
}

.page-privacy .privacy-list strong {
  color: var(--fg);
  font-weight: 700;
}

/* 页尾引导 */
.page-privacy .privacy-tail {
  padding-bottom: clamp(2.8rem, 8vw, 5.5rem);
}

.page-privacy .privacy-tail__panel {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  border-radius: var(--radius-m);
  border: 1px solid var(--line-strong);
}

.page-privacy .privacy-tail__panel h2 {
  margin: 0.4rem 0 0.65rem;
}

.page-privacy .privacy-tail__text {
  margin: 0;
  max-width: 42ch;
  color: var(--fg-soft);
  line-height: 1.8;
}

.page-privacy .privacy-tail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* 平板及以上：索引固定在左侧 */
@media (min-width: 860px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: clamp(2rem, 5vw, 4.5rem);
    align-items: start;
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: 5.5rem;
    border-top: 0;
    padding-top: 0;
  }

  .page-privacy .privacy-body {
    max-width: 46rem;
  }

  .page-privacy .privacy-lead {
    max-width: 48rem;
  }
}

/* 宽屏：页尾引导横排 */
@media (min-width: 720px) {
  .page-privacy .privacy-tail__panel {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 2rem;
  }
}
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