.page-privacy {
  --pv-panel: #F5F1E8;
  --pv-ink: #0B1B2B;
  --pv-text: rgba(11, 27, 43, 0.82);
  --pv-hair: rgba(11, 27, 43, 0.14);
  --pv-toc-w: 236px;
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--ah-ink);
  border-bottom: 1px solid var(--ah-line);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.34;
  filter: saturate(0.65) contrast(1.05);
  z-index: 0;
}

.page-privacy .privacy-hero__slab {
  position: absolute;
  top: -22%;
  right: -10%;
  width: 58%;
  height: 150%;
  background: linear-gradient(158deg, rgba(18, 54, 43, 0.94), rgba(14, 44, 36, 0.5));
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 1;
  pointer-events: none;
}

.page-privacy .privacy-hero__inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: clamp(52px, 8vw, 100px) 0 clamp(40px, 6vw, 68px);
}

.page-privacy .privacy-hero .ah-h1 {
  margin: 14px 0 0;
  letter-spacing: 0.01em;
}

.page-privacy .privacy-hero .ah-lede {
  margin-top: 20px;
  max-width: 62ch;
}

.page-privacy .privacy-hero__stamp {
  margin: 26px 0 0;
  font-family: var(--ah-font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ah-amber);
  border-left: 2px solid var(--ah-amber);
  padding-left: 12px;
}

/* ---------- 布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding-top: clamp(30px, 5vw, 60px);
}

/* ---------- 侧边目录 ---------- */
.page-privacy .privacy-toc {
  background: var(--ah-glass);
  border: 1px solid var(--ah-line-soft);
  border-radius: var(--ah-radius);
  padding: 18px 16px;
}

.page-privacy .privacy-toc__title {
  margin: 0 0 12px;
  font-family: var(--ah-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ah-stone);
}

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

.page-privacy .privacy-toc__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 3px 3px 0;
  color: var(--ah-dim);
  font-size: 14px;
  line-height: 1.55;
  text-decoration: none;
  transition: color 0.2s var(--ah-ease), border-color 0.2s var(--ah-ease), background 0.2s var(--ah-ease);
}

.page-privacy .privacy-toc__link span {
  font-family: var(--ah-font-mono);
  font-size: 11.5px;
  color: var(--ah-bronze);
  letter-spacing: 0.06em;
}

.page-privacy .privacy-toc__link:hover,
.page-privacy .privacy-toc__link:focus-visible {
  color: var(--ah-bone);
  border-left-color: var(--ah-amber);
  background: rgba(245, 241, 232, 0.05);
}

.page-privacy .privacy-toc__link.is-in,
.page-privacy .privacy-toc__link[aria-current="true"] {
  color: var(--ah-amber);
  border-left-color: var(--ah-amber);
  background: rgba(242, 169, 59, 0.1);
}

/* ---------- 正文面板 ---------- */
.page-privacy .privacy-body {
  background: var(--pv-panel);
  border: 1px solid rgba(11, 27, 43, 0.08);
  border-radius: 6px;
  padding: clamp(22px, 4.2vw, 54px);
  max-width: 760px;
  color: var(--pv-text);
  box-shadow: 0 26px 64px rgba(0, 0, 0, 0.3);
}

.page-privacy .privacy-sec {
  padding-top: 30px;
  margin-top: 30px;
  border-top: 1px solid var(--pv-hair);
  scroll-margin-top: 112px;
}

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

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

.page-privacy .privacy-sec__num {
  font-family: var(--ah-font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ah-bronze);
  flex: none;
}

.page-privacy .privacy-sec__title {
  margin: 0;
  font-family: var(--ah-font-serif);
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.38;
  letter-spacing: 0.005em;
  color: var(--pv-ink);
}

.page-privacy .privacy-body p {
  margin: 14px 0 0;
  font-size: 16.5px;
  line-height: 1.95;
}

.page-privacy .privacy-body strong {
  color: var(--pv-ink);
  font-weight: 600;
}

.page-privacy .privacy-body ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-privacy .privacy-body li {
  position: relative;
  padding-left: 20px;
  margin-top: 11px;
  font-size: 16.5px;
  line-height: 1.9;
}

.page-privacy .privacy-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 7px;
  background: var(--ah-amber);
  border-radius: 1px;
}

.page-privacy .privacy-body a {
  color: var(--ah-clay);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-privacy .privacy-body a:hover,
.page-privacy .privacy-body a:focus-visible {
  color: var(--ah-bronze);
}

/* ---------- 术语折叠 ---------- */
.page-privacy .privacy-term {
  margin-top: 20px;
  padding: 12px 16px;
  border: 1px dashed rgba(122, 78, 29, 0.42);
  border-radius: 4px;
  background: rgba(11, 27, 43, 0.035);
}

.page-privacy .privacy-term summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.7;
  color: var(--pv-ink);
}

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

.page-privacy .privacy-term summary::after {
  content: "+";
  font-family: var(--ah-font-mono);
  color: var(--ah-clay);
  flex: none;
}

.page-privacy .privacy-term[open] summary::after {
  content: "–";
}

.page-privacy .privacy-term p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.85;
}

/* ---------- 联系方式 ---------- */
.page-privacy .privacy-contact {
  margin-top: 18px;
  display: grid;
  gap: 12px;
  padding: 18px 20px;
  background: var(--ah-ink);
  border-radius: 4px;
}

.page-privacy .privacy-contact__row {
  display: grid;
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(245, 241, 232, 0.12);
}

.page-privacy .privacy-contact__row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-privacy .privacy-contact__k {
  font-family: var(--ah-font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ah-amber);
}

.page-privacy .privacy-contact__v {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--ah-bone);
}

.page-privacy .privacy-note {
  margin-top: 18px;
  padding-left: 14px;
  border-left: 2px solid var(--ah-amber);
  font-size: 14.5px;
  line-height: 1.85;
  color: rgba(11, 27, 43, 0.68);
}

/* ---------- 响应式 ---------- */
@media (min-width: 920px) {
  .page-privacy .privacy-layout {
    grid-template-columns: var(--pv-toc-w) minmax(0, 1fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

  .page-privacy .privacy-toc {
    position: sticky;
    top: 108px;
  }
}

@media (max-width: 919px) {
  .page-privacy .privacy-hero__slab {
    width: 68%;
    right: -18%;
    opacity: 0.75;
  }

  .page-privacy .privacy-hero__inner {
    max-width: 100%;
  }
}

@media (max-width: 560px) {
  .page-privacy .privacy-hero__slab {
    display: none;
  }

  .page-privacy .privacy-hero__bg {
    opacity: 0.24;
  }

  .page-privacy .privacy-body {
    border-radius: 4px;
  }

  .page-privacy .privacy-sec__head {
    flex-direction: column;
    gap: 6px;
  }

  .page-privacy .privacy-body p,
  .page-privacy .privacy-body li {
    font-size: 16px;
  }
}
<<<END>>>
```