.page-privacy {
  --privacy-measure: 34em;
  --privacy-toc-w: 200px;
  --privacy-radius: 0;

  background: var(--ink);
  color: var(--white);
  min-height: 100vh;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */

.page-privacy .privacy-hero {
  position: relative;
  padding-top: calc(var(--header-h) + var(--rail-h));
  padding-bottom: 28px;
}

.page-privacy .hero-band {
  position: relative;
  margin: 0;
  height: clamp(190px, 34vw, 360px);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 92%);
}

.page-privacy .hero-band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(.66) contrast(1.1) saturate(1.1);
}

.page-privacy .hero-band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 26% 18%, var(--glow-cy), transparent 60%),
    radial-gradient(80% 60% at 92% 92%, var(--glow-or), transparent 55%),
    linear-gradient(180deg, rgba(10, 22, 34, .12) 0%, rgba(10, 22, 34, .7) 72%, var(--ink) 100%);
}

.page-privacy .hero-text {
  position: relative;
  z-index: 2;
  padding-top: 18px;
}

.page-privacy .hero-text .crumbs {
  margin-bottom: 18px;
}

.page-privacy .hero-text .kicker {
  margin: 0 0 10px;
}

.page-privacy .hero-text h1 {
  margin: 0 0 16px;
}

.page-privacy .hero-text .lede {
  max-width: 38em;
  color: var(--white);
  opacity: .86;
  margin: 0;
}

.page-privacy .hero-utility {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 12px;
  margin: 22px 0 0;
  font-size: .86rem;
  letter-spacing: .02em;
  color: var(--muted);
}

.page-privacy .hero-utility a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .18s var(--ease), color .18s var(--ease);
}

.page-privacy .hero-utility a:hover,
.page-privacy .hero-utility a:focus-visible {
  color: var(--white);
  border-bottom-color: var(--cyan);
}

/* ---------- 正文区 ---------- */

.page-privacy .privacy-body {
  padding-bottom: clamp(56px, 10vw, 104px);
}

.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

/* 章节索引 */

.page-privacy .privacy-toc {
  border-left: 1px solid var(--line-soft);
  padding: 2px 0 2px 14px;
}

.page-privacy .toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  counter-reset: toc;
}

.page-privacy .toc-list li {
  counter-increment: toc;
}

.page-privacy .toc-list a {
  display: block;
  padding: 6px 0 6px 0;
  color: var(--muted);
  font-size: .92rem;
  line-height: 1.45;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .toc-list a::before {
  content: counter(toc, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--panel);
  margin-right: 8px;
  transition: color .18s var(--ease);
}

.page-privacy .toc-list a:hover,
.page-privacy .toc-list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--line-cy);
}

.page-privacy .toc-list a:hover::before,
.page-privacy .toc-list a:focus-visible::before {
  color: var(--cyan);
}

/* 文档块 */

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

.page-privacy .doc-section {
  position: relative;
  padding-top: 26px;
  padding-bottom: 34px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .doc-section::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 56px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .doc-section:nth-of-type(2)::before { background: var(--orange); }
.page-privacy .doc-section:nth-of-type(3)::before { background: var(--yellow); }
.page-privacy .doc-section:nth-of-type(4)::before { background: var(--green); }
.page-privacy .doc-section:nth-of-type(5)::before { background: var(--cyan); }
.page-privacy .doc-section:nth-of-type(6)::before { background: var(--muted); }

.page-privacy .doc-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.page-privacy .doc-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .18em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-privacy .doc-section:nth-of-type(2) .doc-num { color: var(--orange); }
.page-privacy .doc-section:nth-of-type(3) .doc-num { color: var(--yellow); }
.page-privacy .doc-section:nth-of-type(4) .doc-num { color: var(--green); }
.page-privacy .doc-section:nth-of-type(5) .doc-num { color: var(--cyan); }
.page-privacy .doc-section:nth-of-type(6) .doc-num { color: var(--muted); }

.page-privacy .doc-head h2 {
  margin: 0;
  min-width: 0;
}

.page-privacy .privacy-doc .prose {
  max-width: var(--privacy-measure);
  margin: 0 0 14px;
  color: var(--white);
  opacity: .9;
  font-size: .96rem;
  line-height: 1.75;
}

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

/* 信息类型对照 */

.page-privacy .info-grid {
  max-width: 40em;
  margin-top: 6px;
}

.page-privacy .info-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .info-row:first-child {
  border-top: 1px solid var(--line-soft);
}

.page-privacy .info-key {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--cyan);
  font-weight: 600;
}

.page-privacy .info-val {
  margin: 0;
  font-size: .94rem;
  line-height: 1.7;
  color: var(--white);
  opacity: .9;
}

/* 保存周期 */

.page-privacy .retention {
  list-style: none;
  margin: 6px 0 20px;
  padding: 0;
  max-width: 34em;
}

.page-privacy .retention li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-privacy .retention li:first-child {
  border-top: 1px dashed var(--line-soft);
}

.page-privacy .ret-key {
  color: var(--muted);
  font-size: .9rem;
}

.page-privacy .ret-val {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1rem;
  letter-spacing: .02em;
  color: var(--yellow);
  white-space: nowrap;
}

/* 可控选项 */

.page-privacy .control-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: 40em;
}

.page-privacy .control-list li {
  position: relative;
  padding-left: 20px;
  font-size: .94rem;
  line-height: 1.72;
  color: var(--white);
  opacity: .9;
}

.page-privacy .control-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-privacy .control-list strong {
  color: var(--white);
  font-weight: 700;
  opacity: 1;
}

/* 联系路径 */

.page-privacy .reach-list {
  display: grid;
  margin: 6px 0 18px;
  max-width: 38em;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .reach-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .reach-key {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .reach-val {
  font-family: var(--font-mono);
  font-size: .98rem;
  letter-spacing: .01em;
  font-variant-numeric: tabular-nums;
  color: var(--white);
  overflow-wrap: anywhere;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-privacy .info-row,
  .page-privacy .reach-item {
    grid-template-columns: 136px minmax(0, 1fr);
    align-items: baseline;
    gap: 22px;
  }
}

@media (min-width: 960px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--privacy-toc-w) minmax(0, 1fr);
    gap: 56px;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: calc(var(--header-h) + var(--rail-h) + 26px);
    align-self: start;
    max-height: calc(100vh - var(--header-h) - var(--rail-h) - 52px);
    overflow-y: auto;
  }

  .page-privacy .doc-section {
    padding-top: 32px;
    padding-bottom: 46px;
  }

  .page-privacy .hero-text {
    padding-top: 26px;
  }
}

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

@media (prefers-reduced-motion: reduce) {
  .page-privacy .hero-utility a,
  .page-privacy .toc-list a,
  .page-privacy .toc-list a::before {
    transition: none;
  }
}