.page-privacy {
  --privacy-rail: 88px;
  --privacy-gap: clamp(20px, 3.6vw, 48px);
  --privacy-edge: rgba(244, 246, 251, 0.035);
  background: var(--bg);
  color: var(--ink);
  padding-bottom: clamp(56px, 8vw, 112px);
}

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

/* ---------- 顶部 ---------- */
.page-privacy .privacy-topbar {
  padding-top: clamp(18px, 2.6vw, 30px);
}

.page-privacy .privacy-topbar .breadcrumbs {
  color: var(--ink-dim);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.page-privacy .privacy-topbar .breadcrumbs a {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-privacy .privacy-topbar .breadcrumbs a:hover {
  color: var(--ink);
  border-bottom-color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-privacy .privacy-hero {
  padding: clamp(26px, 4.2vw, 52px) 0 clamp(24px, 3.4vw, 40px);
}

.page-privacy .privacy-hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.6vw, 32px);
}

.page-privacy .privacy-hero__rail {
  display: none;
}

.page-privacy .privacy-hero__rail-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--ink-dim);
  white-space: nowrap;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.page-privacy .privacy-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 5.2vw, 62px);
  line-height: 1.08;
  letter-spacing: 0.005em;
  color: var(--ink);
  max-width: 17ch;
}

.page-privacy .privacy-hero__lede {
  margin: clamp(16px, 2.2vw, 26px) 0 0;
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: var(--fs-body);
  line-height: 1.85;
}

/* ---------- 首图 ---------- */
.page-privacy .privacy-figure {
  margin: clamp(28px, 4.2vw, 52px) 0 0;
}

.page-privacy .privacy-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--line);
  background: var(--bg-deep);
  object-fit: cover;
}

.page-privacy .privacy-figure__caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
}

/* ---------- 章节索引 ---------- */
.page-privacy .privacy-toc {
  margin-top: clamp(34px, 4.6vw, 60px);
}

.page-privacy .privacy-toc__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-toc__link {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 2px;
  border-top: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14px;
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.page-privacy .privacy-toc__list li:last-child .privacy-toc__link {
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-toc__num {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--ink-dim);
  transition: color 0.25s var(--ease);
}

.page-privacy .privacy-toc__link:hover {
  color: var(--ink);
  padding-left: 8px;
}

.page-privacy .privacy-toc__link:hover .privacy-toc__num {
  color: var(--cyan);
}

/* ---------- 主体章节 ---------- */
.page-privacy .privacy-sec {
  padding-top: clamp(38px, 5.4vw, 70px);
}

.page-privacy .privacy-sec__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-privacy .privacy-sec__rail {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-privacy .privacy-sec__num {
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

.page-privacy .privacy-sec__line {
  flex: 1 1 auto;
  height: 1px;
  background: var(--line);
}

.page-privacy .privacy-sec__body {
  min-width: 0;
}

.page-privacy .privacy-sec__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.9vw, 32px);
  line-height: 1.3;
  color: var(--ink);
  max-width: 30ch;
}

.page-privacy .privacy-sec__body p {
  margin: 0 0 14px;
  color: var(--ink-soft);
  line-height: 1.9;
  max-width: 70ch;
}

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

/* ---------- 要点框 ---------- */
.page-privacy .privacy-points {
  display: grid;
  gap: 10px;
  margin-top: clamp(20px, 2.6vw, 30px);
}

.page-privacy .privacy-point {
  background: var(--privacy-edge);
  border: 1px solid var(--line);
  padding: clamp(16px, 2.2vw, 22px);
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-privacy .privacy-point:hover {
  border-color: var(--line-strong);
  background: rgba(244, 246, 251, 0.055);
}

.page-privacy .privacy-point__label {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--ink);
}

.page-privacy .privacy-point__label::before {
  content: "";
  flex: none;
  width: 6px;
  height: 6px;
  background: var(--cyan);
}

.page-privacy .privacy-point__text {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.85;
  font-size: 15px;
}

/* ---------- 折叠说明 ---------- */
.page-privacy .privacy-note {
  margin-top: clamp(18px, 2.4vw, 26px);
  border: 1px solid var(--line);
  background: rgba(6, 11, 24, 0.42);
}

.page-privacy .privacy-note summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 14px;
  color: var(--ink);
  letter-spacing: 0.02em;
  transition: background 0.25s var(--ease);
}

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

.page-privacy .privacy-note summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
}

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

.page-privacy .privacy-note summary:hover {
  background: rgba(53, 225, 208, 0.06);
}

.page-privacy .privacy-note__body {
  padding: 16px 18px 20px;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-note__body p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.9;
  font-size: 15px;
  max-width: 70ch;
}

/* ---------- 表格 ---------- */
.page-privacy .privacy-table {
  margin-top: clamp(20px, 2.6vw, 28px);
  margin-bottom: clamp(20px, 2.6vw, 28px);
}

.page-privacy .privacy-table .data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-privacy .privacy-table .data-table th,
.page-privacy .privacy-table .data-table td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.7;
}

.page-privacy .privacy-table .data-table thead th {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-dim);
  border-bottom-color: var(--line-strong);
  white-space: nowrap;
}

.page-privacy .privacy-table .data-table tbody td:first-child {
  color: var(--ink);
  white-space: nowrap;
}

.page-privacy .privacy-table .data-table tbody td {
  color: var(--ink-soft);
}

.page-privacy .privacy-table .data-table tbody tr:hover td {
  background: rgba(244, 246, 251, 0.04);
}

/* ---------- 步骤 ---------- */
.page-privacy .privacy-steps {
  margin: clamp(20px, 2.6vw, 30px) 0 0;
  padding: 0;
  list-style: none;
}

.page-privacy .privacy-step {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.page-privacy .privacy-step:last-child {
  border-bottom: 1px solid var(--line);
}

.page-privacy .privacy-step__num {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-privacy .privacy-step__title {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 15px;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-step__text {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.85;
  font-size: 15px;
  max-width: 66ch;
}

.page-privacy .privacy-mail {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 225, 208, 0.4);
  transition: border-color 0.25s var(--ease);
}

.page-privacy .privacy-mail:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 页尾收束 ---------- */
.page-privacy .privacy-tail {
  margin-top: clamp(44px, 6vw, 82px);
}

.page-privacy .privacy-tail__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: end;
  padding-top: clamp(20px, 2.6vw, 30px);
  border-top: 1px solid var(--line-strong);
}

.page-privacy .privacy-related {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin-top: 12px;
}

.page-privacy .privacy-related__link {
  position: relative;
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  padding-bottom: 3px;
  transition: color 0.25s var(--ease);
}

.page-privacy .privacy-related__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s var(--ease);
}

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

.page-privacy .privacy-related__link:hover::after {
  width: 100%;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-toc__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0 clamp(12px, 2vw, 28px);
  }

  .page-privacy .privacy-toc__list li:last-child .privacy-toc__link {
    border-bottom: 0;
  }

  .page-privacy .privacy-toc__link {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px 0 18px;
  }

  .page-privacy .privacy-toc__link:hover {
    padding-left: 0;
  }

  .page-privacy .privacy-step {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: clamp(14px, 2.4vw, 32px);
    padding: 22px 0;
  }

  .page-privacy .privacy-step__num {
    padding-top: 3px;
  }

  .page-privacy .privacy-tail__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 32px;
  }

  .page-privacy .privacy-tail__block--end {
    justify-self: end;
  }
}

@media (min-width: 900px) {
  .page-privacy .privacy-hero__inner {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: var(--privacy-gap);
    align-items: start;
  }

  .page-privacy .privacy-hero__rail {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 240px;
    padding-top: 6px;
    border-right: 1px solid var(--line);
  }

  .page-privacy .privacy-sec__grid {
    grid-template-columns: var(--privacy-rail) minmax(0, 1fr);
    gap: var(--privacy-gap);
  }

  .page-privacy .privacy-sec__rail {
    flex-direction: column;
    align-items: center;
    gap: 16px;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-privacy .privacy-sec__line {
    flex: 0 0 auto;
    width: 1px;
    height: 64px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .privacy-toc__link,
  .page-privacy .privacy-point,
  .page-privacy .privacy-note summary,
  .page-privacy .privacy-related__link,
  .page-privacy .privacy-related__link::after {
    transition: none;
  }
}
<<<END>>>