.page-privacy {
  --p-num-size: clamp(44px, 7vw, 88px);
  --p-measure: 68ch;
  --p-index-w: 232px;
  position: relative;
  padding-top: calc(var(--header-offset) + clamp(6px, 1.6vw, 20px));
  padding-bottom: clamp(64px, 10vw, 120px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  margin-top: clamp(16px, 2.4vw, 28px);
  min-height: clamp(380px, 52vh, 520px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  background: var(--ink-2);
  isolation: isolate;
}

.page-privacy .privacy-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-privacy .privacy-hero-bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.42;
  filter: saturate(0.9) contrast(1.08);
}

.page-privacy .privacy-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 82% at 8% 0%, rgba(46, 230, 230, 0.16), transparent 58%),
    radial-gradient(100% 80% at 100% 100%, rgba(255, 46, 139, 0.14), transparent 62%),
    linear-gradient(180deg, rgba(6, 7, 12, 0.34) 0%, rgba(6, 7, 12, 0.93) 82%);
}

.page-privacy .privacy-hero-inner {
  position: relative;
  z-index: 1;
  padding: clamp(24px, 5vw, 56px);
  max-width: 780px;
}

.page-privacy .privacy-kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin: 0 0 16px;
}

.page-privacy .privacy-hero-inner h1 {
  font-size: clamp(32px, 5.2vw, 58px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--paper);
  margin: 0 0 18px;
}

.page-privacy .privacy-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 60ch;
  margin: 0 0 22px;
}

.page-privacy .privacy-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin: 0;
}

/* ---------- 主体两栏 ---------- */
.page-privacy .privacy-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 40px);
  margin-top: clamp(36px, 6vw, 68px);
}

.page-privacy .privacy-index {
  border-top: 1px solid var(--line-soft);
  padding-top: 16px;
}

.page-privacy .privacy-index-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 0 0 14px;
}

.page-privacy .privacy-index-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-privacy .privacy-index-list::-webkit-scrollbar {
  display: none;
}

.page-privacy .privacy-index-list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  color: var(--text-soft);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.4;
  transition:
    color 0.18s var(--ease),
    border-color 0.18s var(--ease),
    background-color 0.18s var(--ease);
}

.page-privacy .privacy-index-list .mono-label {
  color: var(--cyan);
  font-size: 11px;
}

.page-privacy .privacy-index-list a:hover,
.page-privacy .privacy-index-list a:focus-visible {
  color: var(--paper);
  border-color: var(--cyan);
  background: rgba(46, 230, 230, 0.08);
  outline: none;
}

/* ---------- 正文栏 ---------- */
.page-privacy .privacy-content {
  max-width: var(--p-measure);
  min-width: 0;
}

.page-privacy .privacy-section {
  padding: clamp(30px, 4.4vw, 52px) 0;
  border-top: 1px solid var(--line-soft);
}

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

.page-privacy .privacy-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--p-num-size);
  font-weight: 200;
  line-height: 0.9;
  letter-spacing: -0.04em;
  background: var(--grad-rank);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0 0 14px;
  opacity: 0.88;
}

.page-privacy .privacy-section h2 {
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: 0.01em;
  color: var(--paper);
  margin: 0 0 16px;
}

.page-privacy .privacy-section p {
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-soft);
  margin: 0 0 14px;
}

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

/* ---------- 键值条目 ---------- */
.page-privacy .privacy-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .privacy-list li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px 22px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-privacy .privacy-val {
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-soft);
}

/* ---------- 折叠细则 ---------- */
.page-privacy .privacy-details {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: rgba(15, 20, 32, 0.55);
  overflow: hidden;
}

.page-privacy .privacy-details summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: background-color 0.18s var(--ease);
}

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

.page-privacy .privacy-details summary::after {
  content: "+";
  font-size: 16px;
  line-height: 1;
  color: var(--muted);
}

.page-privacy .privacy-details[open] summary::after {
  content: "\2212";
  color: var(--magenta);
}

.page-privacy .privacy-details summary:hover {
  background: rgba(46, 230, 230, 0.06);
}

.page-privacy .privacy-details[open] summary {
  border-bottom: 1px solid var(--line-soft);
}

.page-privacy .privacy-details-body {
  padding: 16px 18px 20px;
}

.page-privacy .privacy-details-body p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
  margin: 0 0 10px;
}

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

/* ---------- 联系块 ---------- */
.page-privacy .privacy-contact {
  margin-top: 24px;
  padding: clamp(18px, 2.6vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background:
    linear-gradient(135deg, rgba(46, 230, 230, 0.08), rgba(255, 46, 139, 0.07) 72%),
    var(--ink-2);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-privacy .privacy-contact-mail {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--paper);
  word-break: break-all;
  margin: 0 0 6px;
}

.page-privacy .privacy-contact-note {
  font-size: 13px;
  line-height: 1.68;
  color: var(--muted);
  margin: 0;
  max-width: 46ch;
}

.page-privacy .privacy-links {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 26px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-privacy .privacy-body {
    grid-template-columns: var(--p-index-w) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 72px);
  }

  .page-privacy .privacy-index {
    position: sticky;
    top: calc(var(--header-offset) + 20px);
    align-self: start;
    border-top: 1px solid var(--line);
    padding-top: 20px;
  }

  .page-privacy .privacy-index-list {
    flex-direction: column;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-privacy .privacy-index-list a {
    display: flex;
    align-items: baseline;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0;
    padding: 10px 10px 10px 14px;
    white-space: normal;
    font-size: 14px;
  }

  .page-privacy .privacy-index-list a:hover,
  .page-privacy .privacy-index-list a:focus-visible {
    border-left-color: var(--cyan);
    background: rgba(46, 230, 230, 0.06);
    border-color: transparent;
    border-left-color: var(--cyan);
  }
}

@media (min-width: 620px) {
  .page-privacy .privacy-list li {
    grid-template-columns: 168px minmax(0, 1fr);
  }

  .page-privacy .privacy-key {
    padding-top: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-index-list a,
  .page-privacy .privacy-details summary {
    transition: none;
  }
}
<<<END>>>