.page-privacy {
  --privacy-measure: 66ch;
  --privacy-block-gap: clamp(40px, 5vw, 68px);
  --privacy-pad-y: clamp(56px, 8vw, 120px);
  background: var(--abyss-900);
  color: var(--text-body);
  font-family: var(--font-body);
  line-height: 1.85;
  font-size: 16px;
}

/* ---------- 页头 ---------- */
.page-privacy .privacy-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(48px, 7vw, 104px) 0 clamp(44px, 6vw, 88px);
  background:
    linear-gradient(160deg, var(--abyss-900) 0%, var(--teal-850) 58%, var(--abyss-900) 100%);
  border-bottom: 1px solid var(--line-700);
}

.page-privacy .privacy-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  pointer-events: none;
}

.page-privacy .privacy-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(53, 227, 196, 0.06) 1px, transparent 1px);
  background-size: 100% 46px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 92%);
  -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 92%);
}

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

.page-privacy .crumbs {
  margin: 0 0 clamp(22px, 3vw, 36px);
}

.page-privacy .crumbs__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--mist-400);
}

.page-privacy .crumbs__item {
  display: inline-flex;
  align-items: center;
}

.page-privacy .crumbs__item + .crumbs__item::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-700);
}

.page-privacy .crumbs__link {
  color: var(--mist-400);
  text-decoration: none;
  transition: color 0.22s var(--ease);
}

.page-privacy .crumbs__link:hover,
.page-privacy .crumbs__link:focus-visible {
  color: var(--cyan-400);
}

.page-privacy .crumbs__current {
  color: var(--ice-050);
  font-weight: 600;
}

.page-privacy .privacy-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--cyan-400);
}

.page-privacy .privacy-hero__title {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  max-width: 20ch;
  font-family: var(--font-display);
  font-size: clamp(38px, 6.4vw, 82px);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--ice-050);
}

.page-privacy .privacy-hero__lead {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
  color: var(--text-body);
}

/* ---------- 布局 ---------- */
.page-privacy .privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(30px, 4vw, 56px);
  align-items: start;
  padding-top: var(--privacy-pad-y);
  padding-bottom: clamp(64px, 8vw, 132px);
}

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

/* ---------- 细索引 ---------- */
.page-privacy .privacy-index {
  order: -1;
  padding: 20px 0;
  border-top: 1px solid var(--line-700);
  border-bottom: 1px solid var(--line-700);
}

.page-privacy .privacy-index__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--mist-400);
}

.page-privacy .privacy-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
}

.page-privacy .privacy-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  font-size: 14px;
  color: var(--mist-400);
  text-decoration: none;
  transition: color 0.22s var(--ease);
}

.page-privacy .privacy-index__link:hover,
.page-privacy .privacy-index__link:focus-visible {
  color: var(--cyan-400);
}

.page-privacy .privacy-index__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--cyan-400);
}

/* ---------- 编号区块 ---------- */
.page-privacy .privacy-block {
  padding-top: clamp(34px, 4.4vw, 54px);
  border-top: 1px solid var(--line-700);
}

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

.page-privacy .privacy-block + .privacy-block {
  margin-top: var(--privacy-block-gap);
}

.page-privacy .privacy-block:target .privacy-block__num {
  color: var(--amber-400);
}

.page-privacy .privacy-block__head {
  display: flex;
  align-items: baseline;
  gap: clamp(14px, 2vw, 26px);
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.page-privacy .privacy-block__num {
  flex: 0 0 auto;
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 66px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan-400);
  transition: color 0.3s var(--ease);
}

.page-privacy .privacy-block__title {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.32;
  color: var(--ice-050);
}

.page-privacy .privacy-block__content {
  max-width: var(--privacy-measure);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.9;
}

.page-privacy .privacy-block__content p {
  margin: 0 0 1.15em;
}

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

.page-privacy .privacy-block__content .hl {
  color: var(--ice-050);
  border-bottom: 2px solid var(--cyan-400);
  padding-bottom: 1px;
}

/* ---------- 三类记录 ---------- */
.page-privacy .privacy-terms {
  margin: 0;
  display: grid;
  gap: clamp(16px, 2vw, 24px);
}

.page-privacy .privacy-term {
  padding-left: clamp(14px, 2vw, 22px);
  border-left: 2px solid var(--line-700);
}

.page-privacy .privacy-term dt {
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--cyan-400);
}

.page-privacy .privacy-term dd {
  margin: 0;
  color: var(--text-body);
}

/* ---------- 用途行 ---------- */
.page-privacy .privacy-rows {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  margin-top: clamp(6px, 1vw, 12px);
}

.page-privacy .privacy-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

.page-privacy .privacy-row p {
  margin: 0;
}

/* ---------- 保留期限 ---------- */
.page-privacy .privacy-retention {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  border-top: 1px solid var(--line-700);
}

.page-privacy .privacy-retention__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line-700);
}

.page-privacy .privacy-retention__label {
  font-weight: 600;
  color: var(--ice-050);
}

.page-privacy .privacy-retention__value {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--amber-400);
}

/* ---------- 选择权展开组 ---------- */
.page-privacy .privacy-choices {
  margin-top: clamp(6px, 1vw, 12px);
  border-top: 1px solid var(--line-700);
}

.page-privacy .privacy-choice {
  border-bottom: 1px solid var(--line-700);
}

.page-privacy .privacy-choice__summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  cursor: pointer;
  font-size: clamp(15px, 1.6vw, 17px);
  font-weight: 600;
  color: var(--ice-050);
  transition: color 0.22s var(--ease);
}

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

.page-privacy .privacy-choice__summary::before {
  content: "+";
  flex: 0 0 auto;
  width: 18px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan-400);
}

.page-privacy .privacy-choice[open] .privacy-choice__summary::before {
  content: "\2013";
}

.page-privacy .privacy-choice__summary:hover,
.page-privacy .privacy-choice__summary:focus-visible {
  color: var(--cyan-400);
}

.page-privacy .privacy-choice__body {
  max-width: 62ch;
  padding: 0 0 18px 32px;
}

.page-privacy .privacy-choice__body p {
  margin: 0;
}

/* ---------- 结尾联系块 ---------- */
.page-privacy .privacy-block--cta {
  padding: clamp(26px, 3.4vw, 44px) clamp(20px, 3vw, 40px) clamp(28px, 3.6vw, 44px);
  margin-top: var(--privacy-block-gap);
  border: 1px solid var(--line-700);
  border-radius: var(--r-l);
  background:
    linear-gradient(150deg, var(--teal-850) 0%, var(--surface-900) 62%, var(--indigo-800) 100%);
}

.page-privacy .privacy-block--cta .privacy-block__content {
  margin-bottom: clamp(20px, 2.6vw, 30px);
}

.page-privacy .privacy-cta {
  display: grid;
  gap: 0;
  max-width: 620px;
  border-top: 1px solid var(--line-700);
}

.page-privacy .privacy-cta__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-700);
}

.page-privacy .privacy-cta__label {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--mist-400);
}

.page-privacy .privacy-cta__value {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.5vw, 16px);
  font-weight: 600;
  color: var(--ice-050);
  word-break: break-word;
}

.page-privacy .privacy-cta__note {
  max-width: 58ch;
  margin: clamp(18px, 2.4vw, 26px) 0 0;
  font-size: 15px;
  color: var(--mist-400);
}

.page-privacy .privacy-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.4vw, 26px);
}

/* ---------- 入场 ---------- */
.page-privacy [data-reveal].is-visible {
  animation: privacy-rise 0.62s var(--ease) both;
}

@keyframes privacy-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy [data-reveal].is-visible {
    animation: none;
  }
  .page-privacy .privacy-choice__summary,
  .page-privacy .privacy-index__link,
  .page-privacy .privacy-block__num {
    transition: none;
  }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 480px) {
  .page-privacy .privacy-index__list {
    flex-direction: column;
    gap: 12px;
  }
  .page-privacy .privacy-retention__item,
  .page-privacy .privacy-cta__row {
    flex-direction: column;
    align-items: flex-start;
  }
  .page-privacy .privacy-choice__body {
    padding-left: 0;
  }
}

/* ---------- 中屏：用途行分两列 ---------- */
@media (min-width: 720px) {
  .page-privacy .privacy-row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: clamp(16px, 2.4vw, 30px);
  }
  .page-privacy .privacy-row .tag {
    justify-self: start;
    align-self: start;
  }
}

/* ---------- 桌面：右侧常驻细索引 ---------- */
@media (min-width: 1024px) {
  .page-privacy .privacy-layout {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 232px);
    gap: clamp(48px, 6vw, 96px);
  }

  .page-privacy .privacy-index {
    order: 2;
    position: sticky;
    top: 104px;
    padding: 4px 0 4px clamp(18px, 2vw, 28px);
    border-top: 0;
    border-bottom: 0;
    border-left: 1px solid var(--line-700);
  }

  .page-privacy .privacy-index__list {
    flex-direction: column;
    gap: 15px;
  }

  .page-privacy .privacy-body {
    order: 1;
  }
}
<<<END>>>