.page-privacy {
  --pv-rail: 240px;
  --pv-gap: 56px;
  --pv-body-max: 720px;
  background: var(--c-deep);
  color: var(--c-mute);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--c-line);
  background:
    radial-gradient(720px 420px at 88% 8%, rgba(138, 123, 255, .18), transparent 70%),
    radial-gradient(560px 380px at 4% 92%, rgba(60, 242, 210, .10), transparent 72%);
}

.page-privacy .pv-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: start;
}

.page-privacy .pv-hero__anno {
  margin: 18px 0 0;
  display: inline-block;
  color: var(--c-anno);
}

.page-privacy .pv-hero__title {
  margin: 10px 0 0;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.06;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--c-white);
  max-width: 22ch;
}
.page-privacy .pv-hero__title::after {
  content: "";
  display: block;
  width: 96px;
  height: 3px;
  margin-top: 22px;
  background: linear-gradient(90deg, var(--c-cyan), var(--c-amber));
}

.page-privacy .pv-hero__text {
  margin: 24px 0 0;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-mute);
}

.page-privacy .pv-hero__points {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  border-top: 1px solid var(--c-line);
}
.page-privacy .pv-hero__points li {
  position: relative;
  padding: 14px 0 14px 26px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-mute);
  border-bottom: 1px solid var(--c-line);
}
.page-privacy .pv-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  width: 10px;
  height: 2px;
  background: var(--c-cyan);
}

.page-privacy .pv-hero__figure {
  position: relative;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--c-line);
  background: linear-gradient(180deg, rgba(13, 42, 36, .85), rgba(6, 26, 22, .55));
  backdrop-filter: blur(6px);
}
.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 4;
  filter: saturate(.9);
}
.page-privacy .pv-hero__frame {
  position: absolute;
  inset: 6px;
  pointer-events: none;
  border-left: 1px solid rgba(60, 242, 210, .35);
  border-top: 1px solid rgba(60, 242, 210, .35);
}
.page-privacy .pv-hero__cap {
  margin: 10px 0 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-dim);
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pv-layout {
  padding-top: 40px;
  padding-bottom: 72px;
}

.page-privacy .pv-toc {
  border: 1px solid var(--c-line);
  background: var(--c-panel-2);
  padding: 18px 16px;
  margin-bottom: 36px;
}
.page-privacy .pv-toc__cap {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--c-anno);
}
.page-privacy .pv-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-privacy .pv-toc__link {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 8px 11px 12px;
  border-left: 2px solid var(--c-line);
  color: var(--c-mute);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.5;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}
.page-privacy .pv-toc__idx {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-dim);
}
.page-privacy .pv-toc__link:hover,
.page-privacy .pv-toc__link:focus-visible {
  color: var(--c-white);
  border-left-color: var(--c-cyan);
  background: rgba(60, 242, 210, .06);
}
.page-privacy .pv-toc__tip {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--c-dim);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec {
  padding-top: 34px;
  margin-top: 34px;
  border-top: 1px solid var(--c-line);
  scroll-margin-top: 96px;
}
.page-privacy .pv-sec:first-of-type {
  padding-top: 0;
  margin-top: 0;
  border-top: 0;
}
.page-privacy .pv-sec__head {
  margin-bottom: 20px;
}
.page-privacy .pv-text {
  margin: 0 0 22px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--c-mute);
  max-width: var(--pv-body-max);
}

/* ---------- 编号条目 ---------- */
.page-privacy .pv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: pv;
  max-width: var(--pv-body-max);
}
.page-privacy .pv-item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid var(--c-line);
  counter-increment: pv;
}
.page-privacy .pv-item:last-child {
  border-bottom: 1px solid var(--c-line);
}
.page-privacy .pv-item__num {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  padding-top: 7px;
  color: var(--c-cyan);
  letter-spacing: .04em;
}
.page-privacy .pv-item__num::before {
  content: counter(pv, decimal-leading-zero);
}
.page-privacy .pv-item__num {
  font-size: 0;
}
.page-privacy .pv-item__num::before {
  font-size: 13px;
}
.page-privacy .pv-item__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--c-white);
}
.page-privacy .pv-item__body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-mute);
  max-width: 40ch;
}

/* 关键义务句下划线 */
.page-privacy .pv-em {
  color: var(--c-white);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--c-amber);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.page-privacy .pv-list--rules .pv-item__num {
  color: var(--c-amber);
}

/* ---------- 提示块 ---------- */
.page-privacy .pv-note {
  margin: 28px 0 0;
  padding: 18px 20px;
  border-left: 3px solid var(--c-cyan);
  background: rgba(13, 42, 36, .72);
  max-width: var(--pv-body-max);
}
.page-privacy .pv-note p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mute);
}
.page-privacy .pv-note--strong {
  border-left-color: var(--c-amber);
  background: rgba(255, 162, 58, .07);
}

/* ---------- 用途模块 ---------- */
.page-privacy .pv-uses {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--c-line);
  max-width: var(--pv-body-max);
}
.page-privacy .pv-use {
  padding: 22px 0;
  border-bottom: 1px solid var(--c-line);
}
.page-privacy .pv-use__tag {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--c-amber);
  font-family: var(--font-mono);
}
.page-privacy .pv-use__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--c-white);
}
.page-privacy .pv-use p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-mute);
  max-width: 40ch;
}

/* ---------- 权利模块 ---------- */
.page-privacy .pv-rights {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  max-width: var(--pv-body-max);
}
.page-privacy .pv-right {
  padding: 20px;
  border: 1px solid var(--c-line);
  background: linear-gradient(180deg, rgba(13, 42, 36, .78), rgba(6, 26, 22, .5));
  position: relative;
}
.page-privacy .pv-right::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--c-cyan), transparent);
}
.page-privacy .pv-right__k {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--c-cyan);
}
.page-privacy .pv-right__t {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-white);
}
.page-privacy .pv-right p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mute);
}

/* ---------- 结尾 ---------- */
.page-privacy .pv-sec--last {
  padding-bottom: 0;
}
.page-privacy .pv-ask {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--c-line);
  max-width: var(--pv-body-max);
}
.page-privacy .pv-ask__col {
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--c-line);
}
.page-privacy .pv-ask__t {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.5;
}
.page-privacy .pv-ask__col p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-mute);
  max-width: 42ch;
}
.page-privacy .pv-ask__col .link-more {
  font-size: 14px;
}

.page-privacy .pv-foot-note {
  margin: 28px 0 0;
  padding-top: 18px;
  border-top: 1px dashed var(--c-line);
  font-size: 13px;
  line-height: 1.9;
  color: var(--c-dim);
  max-width: var(--pv-body-max);
}

.page-privacy .pv-top {
  display: inline-block;
  margin-top: 22px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(60, 242, 210, .4);
  padding-bottom: 3px;
}
.page-privacy .pv-top:hover,
.page-privacy .pv-top:focus-visible {
  color: var(--c-white);
  border-bottom-color: var(--c-amber);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-hero {
    padding: 72px 0 64px;
  }
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    gap: 48px;
    align-items: stretch;
  }
  .page-privacy .pv-uses {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 32px;
  }
  .page-privacy .pv-use {
    border-bottom: 1px solid var(--c-line);
  }
  .page-privacy .pv-rights {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-privacy .pv-ask {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 32px;
  }
}

/* ---------- 桌面：左侧固定索引 ---------- */
@media (min-width: 1080px) {
  .page-privacy .pv-hero {
    padding: 88px 0 72px;
  }
  .page-privacy .pv-layout {
    display: grid;
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: var(--pv-gap);
    align-items: start;
    padding-top: 56px;
    padding-bottom: 96px;
  }
  .page-privacy .pv-toc {
    position: sticky;
    top: 88px;
    margin-bottom: 0;
    background: transparent;
    border: 0;
    border-left: 1px solid var(--c-line);
    padding: 4px 0 4px 18px;
  }
  .page-privacy .pv-toc__link {
    border-left: 2px solid transparent;
    padding-left: 10px;
  }
  .page-privacy .pv-toc__link:hover,
  .page-privacy .pv-toc__link:focus-visible {
    background: transparent;
  }
  .page-privacy .pv-sec {
    padding-top: 44px;
    margin-top: 44px;
  }
  .page-privacy .pv-sec:first-of-type {
    padding-top: 0;
    margin-top: 0;
    border-top: 0;
  }
  .page-privacy .pv-text {
    font-size: 17.5px;
  }
}

@media (min-width: 1320px) {
  .page-privacy {
    --pv-rail: 260px;
    --pv-gap: 72px;
    --pv-body-max: 760px;
  }
}

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