.page-privacy {
  background: var(--bg);
  color: var(--text);
  overflow-wrap: break-word;
}

.page-privacy a:focus-visible,
.page-privacy button:focus-visible {
  outline: 2px solid var(--accent-3);
  outline-offset: 3px;
}

/* ---------- 首屏 ---------- */

.page-privacy .pv-hero {
  position: relative;
  border-bottom: 1px solid var(--line);
  padding-top: clamp(20px, 4vw, 40px);
  overflow: hidden;
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, rgba(255, 255, 255, .022) 0 1px, transparent 1px 5px),
    radial-gradient(120% 82% at 90% -6%, rgba(0, 200, 255, .16), transparent 58%),
    radial-gradient(96% 76% at -4% 104%, rgba(255, 77, 0, .15), transparent 62%);
}

.page-privacy .pv-hero__inner {
  position: relative;
  z-index: 1;
}

.page-privacy .pv-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: clamp(18px, 4vw, 36px) 0 clamp(26px, 4vw, 48px);
}

.page-privacy .pv-stamp {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--muted);
}

.page-privacy .pv-stamp__ver {
  color: var(--accent-3);
  border: 1px solid rgba(0, 255, 200, .38);
  background: rgba(0, 255, 200, .07);
  padding: 4px 10px;
  clip-path: var(--cut-sm);
}

.page-privacy .pv-stamp__sep {
  width: 26px;
  height: 1px;
  background: var(--line);
}

.page-privacy .pv-hero__title {
  margin: 0 0 .45em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 10vw, 5.4rem);
  line-height: .93;
  letter-spacing: -.035em;
}

.page-privacy .pv-hero__lead {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(1rem, 1.6vw, 1.075rem);
  line-height: 1.85;
  color: #cfd2d6;
}

.page-privacy .pv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-privacy .pv-hero__aside {
  border-top: 2px solid var(--accent);
  padding: 14px 0 0;
}

.page-privacy .pv-hero__aside-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
}

.page-privacy .pv-hero__aside-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-privacy .pv-hero__aside-list a {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font-size: 13px;
  text-decoration: none;
  clip-path: var(--cut-sm);
  transition: color .18s ease, border-color .18s ease, transform .18s ease;
}

.page-privacy .pv-hero__aside-list a:hover {
  color: var(--accent-2);
  border-color: rgba(0, 200, 255, .55);
  transform: translateY(-2px);
}

/* ---------- 头图 ---------- */

.page-privacy .pv-banner {
  position: relative;
  z-index: 1;
  margin: 0;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(26, 26, 26, .9), rgba(13, 13, 13, .2));
}

.page-privacy .pv-banner .figure__frame {
  overflow: hidden;
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(.95);
}

.page-privacy .pv-banner .figure__caption {
  max-width: 68ch;
  margin: 0 auto;
  padding: 12px var(--gutter) 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 正文骨架 ---------- */

.page-privacy .pv-wrap {
  padding: clamp(30px, 5vw, 62px) 0 clamp(48px, 7vw, 96px);
}

.page-privacy .pv-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 40px);
}

/* ---------- 目录 ---------- */

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

.page-privacy .pv-toc__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-privacy .pv-toc__list a {
  display: block;
  padding: 8px 10px 8px 12px;
  border-left: 2px solid transparent;
  margin-left: -16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--text);
  border-left-color: var(--accent);
  background: rgba(255, 77, 0, .06);
}

.page-privacy .pv-toc__no {
  display: inline-block;
  min-width: 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .04em;
}

/* ---------- 文档主体 ---------- */

.page-privacy .pv-doc {
  max-width: 70ch;
}

.page-privacy .pv-sec {
  padding-top: clamp(22px, 3vw, 32px);
  border-top: 1px solid var(--line);
  margin-top: clamp(28px, 4vw, 44px);
}

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

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .pv-sec__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--accent);
}

.page-privacy .pv-sec h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.6vw, 2rem);
  line-height: 1.16;
  letter-spacing: -.015em;
}

.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(42, 45, 49, .85);
}

.page-privacy .pv-clause:last-child {
  border-bottom: 0;
}

.page-privacy .pv-clause__no {
  padding-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--accent-2);
}

.page-privacy .pv-clause p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.82;
}

.page-privacy .pv-clause strong {
  color: #fff;
  font-weight: 700;
}

.page-privacy .pv-clause a {
  color: var(--accent-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 200, 255, .4);
}

.page-privacy .pv-clause a:hover {
  border-bottom-color: var(--accent-2);
}

/* ---------- 研究板 ---------- */

.page-privacy .pv-panel {
  margin-top: 24px;
  clip-path: var(--cut-md);
  border: 0;
}

.page-privacy .pv-panel .panel__foot a {
  color: var(--paper-ink);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid rgba(255, 77, 0, .75);
}

.page-privacy .pv-panel .panel__field {
  font-family: var(--font-mono);
  font-size: 14px;
}

.page-privacy .pv-field-key {
  display: inline-block;
  min-width: 52px;
  margin-right: 8px;
  font-family: var(--font-body);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--paper-muted);
}

/* ---------- 桌面栅格 ---------- */

@media (min-width: 880px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.65fr) minmax(230px, .85fr);
    gap: clamp(32px, 5vw, 60px);
    align-items: end;
  }

  .page-privacy .pv-hero__aside {
    border-top: 0;
    border-left: 2px solid var(--accent);
    padding: 4px 0 4px 18px;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 64px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 96px;
    align-self: start;
    max-height: calc(100vh - 128px);
    overflow: auto;
  }

  .page-privacy .pv-clause {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-hero__aside-list a,
  .page-privacy .pv-toc__list a {
    transition: none;
  }

  .page-privacy .pv-hero__aside-list a:hover {
    transform: none;
  }
}
<<<END>>