.page-privacy {
  --pv-measure: 66ch;
  --pv-line: rgba(35, 56, 107, .85);
  background: var(--c-void);
  color: var(--c-text);
}

.page-privacy .breadcrumb {
  padding-top: clamp(16px, 3vw, 26px);
  padding-bottom: clamp(10px, 2vw, 16px);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(40px, 9vw, 92px) 0 clamp(32px, 6vw, 56px);
  border-bottom: 1px solid var(--c-rule);
}

.page-privacy .pv-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-privacy .pv-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .55;
}

.page-privacy .pv-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(110% 82% at 12% 0%, rgba(29, 91, 255, .42), transparent 62%),
    radial-gradient(72% 62% at 88% 100%, rgba(18, 224, 255, .16), transparent 70%),
    linear-gradient(180deg, rgba(5, 11, 26, .66) 0%, rgba(5, 11, 26, .93) 66%, var(--c-void) 100%);
}

.page-privacy .pv-hero__inner {
  position: relative;
}

.page-privacy .pv-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-cyan);
}

.page-privacy .pv-hero h1 {
  margin: 0 0 18px;
  max-width: 22ch;
  font-size: clamp(30px, 6.4vw, 54px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--c-text);
}

.page-privacy .pv-lead {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.8vw, 17px);
  line-height: 1.8;
  color: var(--c-muted);
}

/* ---------- 主体双栏 ---------- */
.page-privacy .pv-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 44px);
  padding-top: clamp(32px, 6vw, 58px);
  padding-bottom: clamp(48px, 8vw, 88px);
}

/* ---------- 目录 ---------- */
.page-privacy .pv-toc {
  position: relative;
  align-self: start;
  min-width: 0;
  padding: 16px 16px 18px;
  border: 1px solid var(--c-rule);
  background: linear-gradient(180deg, var(--c-panel), rgba(10, 22, 48, .55));
}

.page-privacy .pv-toc::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 13px;
  height: 13px;
  border-top: 2px solid var(--c-cyan);
  border-right: 2px solid var(--c-cyan);
}

.page-privacy .pv-toc__label {
  display: inline-block;
  margin-bottom: 14px;
  padding: 3px 9px;
  background: var(--c-paper);
  color: var(--c-void);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
}

.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 8px;
}

.page-privacy .pv-toc__link {
  display: flex;
  gap: 9px;
  align-items: baseline;
  padding: 6px 8px;
  border-left: 2px solid transparent;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .16s ease, border-color .16s ease, background-color .16s ease;
}

.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--c-cyan);
  border-left-color: var(--c-cyan);
  background: rgba(18, 224, 255, .06);
}

.page-privacy .pv-toc__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--c-blue-lift);
}

.page-privacy .pv-toc__link:hover .pv-toc__num,
.page-privacy .pv-toc__link:focus-visible .pv-toc__num {
  color: var(--c-cyan);
}

/* ---------- 条款正文 ---------- */
.page-privacy .pv-doc {
  min-width: 0;
  max-width: var(--pv-measure);
}

.page-privacy .pv-sec {
  position: relative;
  scroll-margin-top: 96px;
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: clamp(34px, 5vw, 52px);
  padding-top: clamp(26px, 4vw, 38px);
}

.page-privacy .pv-sec + .pv-sec::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 7px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--c-rule) 0 1px,
    transparent 1px 11px
  );
}

.page-privacy .pv-sec__title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 16px;
  font-size: clamp(18px, 3vw, 23px);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--c-text);
}

.page-privacy .pv-sec__num {
  flex: none;
  padding: 3px 7px;
  background: var(--c-paper);
  color: var(--c-void);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: .04em;
  transform: translateY(-1px);
}

.page-privacy .pv-doc p {
  margin: 0 0 13px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-text);
}

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

.page-privacy .pv-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-privacy .pv-list:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--c-text);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .76em;
  width: 9px;
  height: 1px;
  background: var(--c-cyan);
}

.page-privacy .pv-list strong {
  color: var(--c-cyan);
  font-weight: 700;
}

.page-privacy .pv-rule {
  margin: 0 0 14px;
  padding: 11px 14px;
  border-left: 2px solid var(--c-blue);
  background: linear-gradient(90deg, rgba(29, 91, 255, .14), rgba(29, 91, 255, 0) 74%);
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--c-text);
}

.page-privacy .pv-rule__key {
  display: block;
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--c-orange);
}

/* ---------- 相关入口 ---------- */
.page-privacy .pv-next {
  position: relative;
  margin-top: clamp(38px, 6vw, 60px);
  padding: clamp(20px, 3.6vw, 30px);
  border: 1px solid var(--c-rule);
  background: linear-gradient(180deg, var(--c-panel), rgba(10, 22, 48, .5));
}

.page-privacy .pv-next::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 14px;
  height: 14px;
  border-top: 2px solid var(--c-orange);
  border-left: 2px solid var(--c-orange);
}

.page-privacy .pv-next__title {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: .02em;
  color: var(--c-text);
}

.page-privacy .pv-next__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-privacy .pv-next__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  min-height: 46px;
  padding: 12px 14px;
  border: 1px solid var(--c-rule);
  color: var(--c-text);
  font-size: 14.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color .16s ease, background-color .16s ease, color .16s ease;
}

.page-privacy .pv-next__link:hover,
.page-privacy .pv-next__link:focus-visible {
  border-color: var(--c-cyan);
  background: rgba(18, 224, 255, .07);
  color: var(--c-cyan);
}

.page-privacy .pv-next__arrow {
  flex: none;
  font-family: var(--font-mono);
  color: var(--c-blue-lift);
}

.page-privacy .pv-next__link:hover .pv-next__arrow,
.page-privacy .pv-next__link:focus-visible .pv-next__arrow {
  color: var(--c-cyan);
}

/* ---------- 中等屏幕 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-toc__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1000px) {
  .page-privacy .pv-shell {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: 92px;
  }

  .page-privacy .pv-toc__list {
    grid-template-columns: 1fr;
    gap: 1px;
  }

  .page-privacy .pv-toc__link {
    padding: 7px 9px;
    font-size: 13.5px;
  }
}

@media (min-width: 1240px) {
  .page-privacy .pv-doc {
    max-width: min(var(--pv-measure), 100%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__link,
  .page-privacy .pv-next__link {
    transition: none;
  }
}
<<<END>>>