.page-privacy {
  --pv-doc-w: 720px;
  --pv-toc-w: 196px;
  --pv-gap: 56px;
  --pv-ink-soft: rgba(28, 23, 18, .62);
  display: block;
  background: var(--cream);
  color: var(--brown);
}

/* ---------- 页首装饰带 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  overflow: hidden;
  background: var(--deep);
  border-bottom: 1px solid var(--line-mid);
}

.page-privacy .privacy-hero img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 1;
  object-fit: cover;
  opacity: .9;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 34, 57, .18) 0%, rgba(11, 34, 57, .62) 100%);
  pointer-events: none;
}

/* ---------- 容器 ---------- */
.page-privacy .privacy-shell {
  max-width: var(--wrap-w);
  margin: 0 auto;
  padding: 34px 20px 88px;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-head {
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line-mid);
  margin-bottom: 34px;
}

.page-privacy .privacy-head .crumbs {
  margin: 0 0 20px;
  font-size: 13px;
}

.page-privacy .privacy-head .eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-privacy .privacy-head h1 {
  font-family: var(--font-display);
  font-size: clamp(30px, 6vw, 46px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -.01em;
  color: var(--deep);
  margin: 0 0 16px;
  text-align: left;
}

.page-privacy .privacy-head .lede {
  max-width: 42em;
  font-size: 17px;
  line-height: 1.8;
  color: var(--navy);
  margin: 0 0 16px;
}

.page-privacy .privacy-head__meta {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  color: var(--mist);
  margin: 0;
}

/* ---------- 章节锚点 ---------- */
.page-privacy .privacy-toc {
  margin-bottom: 30px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-privacy .privacy-toc__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0 0 10px;
}

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

.page-privacy .privacy-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border: 1px solid var(--line-mid);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--brown);
  font-size: 14px;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--t-fast) var(--ease),
              background-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}

.page-privacy .privacy-toc__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--teal);
}

.page-privacy .privacy-toc__list a:hover,
.page-privacy .privacy-toc__list a:focus-visible {
  border-color: var(--teal);
  background: rgba(20, 179, 166, .08);
  color: var(--deep);
}

/* ---------- 正文栏 ---------- */
.page-privacy .privacy-body {
  max-width: var(--pv-doc-w);
  font-size: 16px;
  line-height: 1.85;
  color: var(--brown);
}

.page-privacy .privacy-clause {
  padding: 26px 0 30px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 90px;
}

.page-privacy .privacy-clause h2 {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.6vw, 25px);
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--deep);
  margin: 0 0 18px;
  text-align: left;
}

.page-privacy .privacy-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--teal);
  padding: 3px 7px;
  border: 1px solid rgba(20, 179, 166, .42);
  border-radius: var(--radius-sm);
  transition: background-color var(--t-base) var(--ease),
              color var(--t-base) var(--ease),
              border-color var(--t-base) var(--ease);
}

.page-privacy .privacy-clause:target .privacy-clause__num {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--brown);
}

.page-privacy .privacy-clause p {
  margin: 0 0 16px;
  line-height: 1.85;
}

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

.page-privacy .privacy-clause ul {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-clause li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 9px;
  line-height: 1.8;
}

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

.page-privacy .privacy-clause li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: .82em;
  width: 9px;
  height: 1px;
  background: var(--teal);
}

.page-privacy .privacy-clause a {
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid var(--teal);
  padding-bottom: 1px;
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-clause a:hover,
.page-privacy .privacy-clause a:focus-visible {
  color: var(--teal);
  border-bottom-color: var(--orange);
}

/* ---------- 说明块 ---------- */
.page-privacy .privacy-note {
  margin: 20px 0 0;
  padding: 16px 18px 16px 20px;
  background: var(--sand);
  border-left: 3px solid var(--teal);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--brown);
}

/* ---------- 折叠说明 ---------- */
.page-privacy .privacy-details {
  margin: 22px 0 0;
  border: 1px solid var(--line-mid);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .42);
  transition: border-color var(--t-base) var(--ease),
              box-shadow var(--t-base) var(--ease);
}

.page-privacy .privacy-details:hover {
  border-color: var(--line-mid);
  box-shadow: var(--shadow-1);
}

.page-privacy .privacy-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--deep);
  list-style: none;
}

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

.page-privacy .privacy-details summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--teal);
  transition: color var(--t-fast) var(--ease);
}

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

.page-privacy .privacy-details__body {
  padding: 2px 18px 16px;
  font-size: 15px;
  line-height: 1.8;
}

.page-privacy .privacy-details__body ul {
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-details__body li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
}

.page-privacy .privacy-details__body li::before {
  content: "";
  position: absolute;
  left: 1px;
  top: .82em;
  width: 9px;
  height: 1px;
  background: var(--mist);
}

.page-privacy .privacy-details__body p {
  margin: 0;
  color: var(--pv-ink-soft);
}

/* ---------- 收束声明 ---------- */
.page-privacy .privacy-pledge {
  margin: 34px 0 0;
  padding: 26px 22px 22px;
  background: var(--deep);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.page-privacy .privacy-pledge__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 12px;
}

.page-privacy .privacy-pledge p {
  margin: 0 0 14px;
  color: var(--cream);
  font-size: 15px;
  line-height: 1.85;
}

.page-privacy .privacy-pledge__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 0;
}

.page-privacy .privacy-pledge__links a {
  color: var(--cream);
  font-size: 14.5px;
  text-decoration: none;
  border-bottom: 1px solid var(--line-dark-2);
  padding-bottom: 2px;
  transition: color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}

.page-privacy .privacy-pledge__links a:hover,
.page-privacy .privacy-pledge__links a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 焦点可见性 ---------- */
.page-privacy a:focus-visible,
.page-privacy summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- 桌面端双栏 ---------- */
@media (min-width: 1000px) {
  .page-privacy .privacy-shell {
    display: grid;
    grid-template-columns: minmax(0, var(--pv-doc-w)) var(--pv-toc-w);
    grid-template-areas:
      "head head"
      "body toc";
    column-gap: var(--pv-gap);
    justify-content: center;
    align-items: start;
    padding: 52px 32px 110px;
  }

  .page-privacy .privacy-head {
    grid-area: head;
    margin-bottom: 44px;
  }

  .page-privacy .privacy-body {
    grid-area: body;
  }

  .page-privacy .privacy-toc {
    grid-area: toc;
    position: sticky;
    top: 34px;
    margin: 0;
    padding: 18px 0 0;
    border-bottom: 0;
    border-top: 2px solid var(--deep);
    overflow: visible;
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }

  .page-privacy .privacy-toc__list {
    flex-direction: column;
    gap: 0;
  }

  .page-privacy .privacy-toc__list a {
    display: flex;
    width: 100%;
    justify-content: flex-start;
    padding: 9px 0 9px 12px;
    border: 0;
    border-left: 2px solid var(--line-mid);
    border-radius: 0;
    background: none;
    font-size: 14px;
    white-space: normal;
    line-height: 1.5;
  }

  .page-privacy .privacy-toc__list a:hover,
  .page-privacy .privacy-toc__list a:focus-visible {
    border-left-color: var(--teal);
    background: rgba(20, 179, 166, .07);
    color: var(--deep);
  }

  .page-privacy .privacy-toc__num {
    color: var(--mist);
  }

  .page-privacy .privacy-toc__list a:hover .privacy-toc__num,
  .page-privacy .privacy-toc__list a:focus-visible .privacy-toc__num {
    color: var(--teal);
  }
}

/* ---------- 大屏微调 ---------- */
@media (min-width: 1280px) {
  .page-privacy .privacy-shell {
    --pv-gap: 72px;
    --pv-toc-w: 208px;
  }
}

/* ---------- 降低动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-privacy *,
  .page-privacy *::before,
  .page-privacy *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}
<<<END>>>