.page-privacy {
  --privacy-measure: 640px;
  --privacy-toc-w: 216px;
  --line-soft: rgba(110, 123, 139, 0.28);
  box-sizing: border-box;
  max-width: 1220px;
  margin: 0 auto;
  padding: calc(var(--frame-h) + 22px) var(--edge) 48px;
  font-family: var(--font-body);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

.page-privacy *,
.page-privacy *::before,
.page-privacy *::after {
  box-sizing: border-box;
}

/* ---------- 面包屑 ---------- */
.page-privacy .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-privacy .breadcrumb__link {
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .breadcrumb__link:hover,
.page-privacy .breadcrumb__link:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--referee);
}

.page-privacy .breadcrumb__sep {
  color: var(--slate);
  opacity: 0.7;
}

.page-privacy .breadcrumb__current {
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  background: var(--navy);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--frame-shadow);
  color: var(--white);
}

.page-privacy .privacy-hero__media {
  position: relative;
  height: clamp(160px, 30vw, 300px);
}

.page-privacy .privacy-hero__img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-privacy .privacy-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(180deg, rgba(11, 31, 58, 0.28) 0%, rgba(11, 31, 58, 0.92) 100%),
    repeating-linear-gradient(0deg, rgba(0, 224, 138, 0.07) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(90deg, rgba(0, 224, 138, 0.05) 0 1px, transparent 1px 34px);
}

.page-privacy .privacy-hero__stamp {
  position: absolute;
  left: 18px;
  bottom: 16px;
  z-index: 2;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--signal);
  background: rgba(11, 31, 58, 0.78);
  border: 1px solid rgba(0, 224, 138, 0.42);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
}

.page-privacy .privacy-hero__body {
  padding: 26px 20px 30px;
}

.page-privacy .privacy-hero .label {
  color: var(--signal);
}

.page-privacy .privacy-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(34px, 7vw, 58px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: 0.08em;
  color: var(--white);
}

.page-privacy .privacy-hero__lead {
  margin: 18px 0 0;
  max-width: var(--privacy-measure);
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

.page-privacy .privacy-hero__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
}

.page-privacy .privacy-hero__facts li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.78);
}

.page-privacy .privacy-hero__fact-key {
  flex: none;
  padding-left: 8px;
  border-left: 2px solid var(--referee);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--referee);
}

/* ---------- 正文骨架 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: var(--panel-gap);
  padding: 24px 20px 12px;
  background: var(--cream);
  border-radius: var(--radius);
}

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

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-privacy .privacy-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2px 18px;
}

.page-privacy .privacy-toc__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 4px 2px;
  font-size: 13.5px;
  line-height: 1.4;
  color: var(--ink);
  text-decoration: none;
}

.page-privacy .privacy-toc__link::before {
  content: "";
  flex: none;
  width: 14px;
  height: 2px;
  background: var(--slate);
  transition: background-color 0.18s ease, width 0.18s ease;
}

.page-privacy .privacy-toc__link:hover::before,
.page-privacy .privacy-toc__link:focus-visible::before {
  width: 22px;
  background: var(--referee);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

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

.page-privacy .clause {
  border-top: 1px solid var(--line-soft);
  padding: 16px 0 4px;
  scroll-margin-top: calc(var(--frame-h) + 24px);
}

.page-privacy .clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 2px 0 8px;
  list-style: none;
  cursor: pointer;
}

.page-privacy .clause__head::-webkit-details-marker {
  display: none;
}

.page-privacy .clause__index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-privacy .clause__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(19px, 2.6vw, 26px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
  transition: letter-spacing 0.22s ease;
}

.page-privacy .clause[open] .clause__head .clause__title {
  letter-spacing: 0.04em;
}

.page-privacy .clause__toggle {
  flex: none;
  margin-left: auto;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--slate);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color 0.18s ease, color 0.18s ease;
}

.page-privacy .clause__toggle::before {
  content: "+";
}

.page-privacy .clause[open] .clause__toggle::before {
  content: "\2013";
}

.page-privacy .clause__head:hover .clause__toggle,
.page-privacy .clause__head:focus-visible .clause__toggle {
  border-color: var(--referee);
  color: var(--ink);
}

.page-privacy .clause:target {
  border-top-color: var(--referee);
}

.page-privacy .clause:target .clause__index {
  color: var(--ink);
}

.page-privacy .clause__body {
  max-width: var(--privacy-measure);
  padding: 4px 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-privacy .clause__body p {
  margin: 0 0 14px;
}

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

.page-privacy .clause__body a {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-color: rgba(11, 31, 58, 0.3);
  text-underline-offset: 3px;
}

.page-privacy .clause__body a:hover {
  text-decoration-color: var(--referee);
}

.page-privacy .clause__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-privacy .clause__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink);
}

.page-privacy .clause__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.74em;
  width: 10px;
  height: 2px;
  background: var(--slate);
}

.page-privacy .clause__list strong {
  font-weight: 700;
}

/* ---------- 版本对照 ---------- */
.page-privacy .privacy-versions {
  position: relative;
  overflow: hidden;
  margin-top: var(--panel-gap);
  padding: 26px 20px 30px;
  background: var(--navy-2);
  border-radius: var(--radius);
  color: var(--white);
  scroll-margin-top: calc(var(--frame-h) + 24px);
}

.page-privacy .privacy-versions::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 56px),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 56px);
}

.page-privacy .privacy-versions .label {
  position: relative;
  z-index: 1;
  color: var(--signal);
}

.page-privacy .privacy-versions__title {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-privacy .privacy-versions__tabs {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 22px;
}

.page-privacy .privacy-versions__tab {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--white);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-privacy .privacy-versions__tab:hover,
.page-privacy .privacy-versions__tab:focus-visible {
  border-color: var(--signal);
}

.page-privacy .privacy-versions__tab:first-child {
  background: var(--referee);
  border-color: var(--referee);
  color: var(--ink);
}

.page-privacy:has(.clause-set--archive:target) .privacy-versions__tab:first-child {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--white);
}

.page-privacy:has(.clause-set--archive:target) .privacy-versions__tab:last-child {
  background: var(--referee);
  border-color: var(--referee);
  color: var(--ink);
}

.page-privacy .clause-set {
  position: relative;
  z-index: 1;
}

.page-privacy .clause-set--current {
  display: block;
}

.page-privacy .clause-set--archive {
  display: none;
}

.page-privacy .clause-set--archive:target {
  display: block;
}

.page-privacy:has(.clause-set--archive:target) .clause-set--current {
  display: none;
}

.page-privacy .clause-set__version {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--signal);
}

.page-privacy .clause-set p {
  max-width: var(--privacy-measure);
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.82);
}

.page-privacy .clause-set p:last-child {
  margin-bottom: 0;
}

/* ---------- 相关页面 ---------- */
.page-privacy .privacy-links {
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .privacy-links__title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 400;
  color: var(--slate);
}

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

.page-privacy .privacy-links__card {
  display: block;
  padding: 16px 16px 18px;
  background: var(--cream-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.page-privacy .privacy-links__card:hover,
.page-privacy .privacy-links__card:focus-visible {
  border-color: var(--referee);
  transform: translateY(-2px);
}

.page-privacy .privacy-links__card-title {
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.page-privacy .privacy-links__card-note {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-hero__body {
    padding: 38px 40px 42px;
  }

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

@media (min-width: 960px) {
  .page-privacy .privacy-body {
    grid-template-columns: minmax(0, 1fr) var(--privacy-toc-w);
    column-gap: 56px;
    padding: 44px 44px 26px;
  }

  .page-privacy .privacy-doc {
    grid-column: 1;
    grid-row: 1;
  }

  .page-privacy .privacy-toc {
    grid-column: 2;
    grid-row: 1;
    align-self: start;
    position: sticky;
    top: calc(var(--frame-h) + 26px);
  }

  .page-privacy .privacy-toc__list {
    display: block;
  }

  .page-privacy .privacy-toc__list li + li {
    margin-top: 2px;
  }

  .page-privacy .privacy-versions {
    padding: 42px 44px 46px;
  }

  .page-privacy .clause {
    padding-top: 22px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition: none !important;
    animation: none !important;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-privacy {
    max-width: none;
    padding: 0;
  }

  .page-privacy .privacy-toc,
  .page-privacy .privacy-hero__media,
  .page-privacy .privacy-versions__tabs,
  .page-privacy .privacy-links {
    display: none !important;
  }

  .page-privacy .privacy-hero,
  .page-privacy .privacy-versions {
    background: none;
    box-shadow: none;
    color: var(--ink);
    padding: 0 0 12px;
  }

  .page-privacy .privacy-hero__title,
  .page-privacy .privacy-versions__title,
  .page-privacy .clause-set p,
  .page-privacy .clause-set__version,
  .page-privacy .privacy-hero__lead,
  .page-privacy .privacy-hero__facts li,
  .page-privacy .privacy-hero__fact-key,
  .page-privacy .privacy-versions .label {
    color: var(--ink);
    border-color: var(--line-soft);
  }

  .page-privacy .clause-set,
  .page-privacy .clause-set--archive {
    display: block !important;
  }

  .page-privacy .privacy-body {
    background: none;
    padding: 0;
  }
}