.page-privacy {
  --pv-rail: 150px;
  --pv-gap: 3rem;
  --pv-ink-soft: rgba(36, 26, 18, 0.78);
  --pv-ink-mute: rgba(36, 26, 18, 0.58);
  background: var(--paper);
  color: var(--paper-ink);
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 2.5rem) 0 2.75rem;
  color: var(--paper);
  background:
    radial-gradient(120% 100% at 92% -10%, rgba(30, 127, 191, 0.5) 0%, rgba(27, 18, 54, 0) 62%),
    radial-gradient(90% 80% at 2% 6%, rgba(47, 232, 206, 0.12) 0%, rgba(13, 10, 28, 0) 58%),
    linear-gradient(170deg, var(--ink-night) 0%, var(--ink-deep) 100%);
}

.page-privacy .pv-hero::after {
  content: "";
  position: absolute;
  left: 44%;
  right: -12%;
  top: 46%;
  height: 1px;
  transform: rotate(-12deg);
  transform-origin: left center;
  background: linear-gradient(90deg, rgba(47, 232, 206, 0) 0%, rgba(47, 232, 206, 0.8) 52%, rgba(233, 179, 106, 0.9) 100%);
  pointer-events: none;
}

.page-privacy .pv-hero .breadcrumb {
  position: relative;
  z-index: 1;
  color: var(--mist);
}

.page-privacy .pv-hero .breadcrumb-link {
  color: var(--mist);
  text-decoration: none;
}

.page-privacy .pv-hero .breadcrumb-link:hover,
.page-privacy .pv-hero .breadcrumb-link:focus-visible {
  color: var(--cyber-cyan);
}

.page-privacy .pv-hero .breadcrumb-current {
  color: var(--paper);
}

.page-privacy .pv-hero-copy {
  position: relative;
  z-index: 1;
  max-width: 44rem;
  margin: 2.5rem 0 0;
}

.page-privacy .pv-hero .eyebrow {
  margin: 0 0 1.25rem;
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyber-cyan);
}

.page-privacy .pv-hero-title {
  margin: 0;
  font-size: clamp(2rem, 6.4vw, 4.2rem);
  font-weight: 200;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .pv-hero-lead {
  margin: 1.5rem 0 0;
  max-width: 31rem;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(246, 239, 226, 0.78);
}

.page-privacy .pv-hero-figure {
  position: relative;
  z-index: 1;
  margin: 2.75rem 0 0;
}

.page-privacy .pv-hero-img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1400 / 620;
  object-fit: cover;
  border-radius: 2px;
  filter: saturate(0.82) contrast(1.06);
}

.page-privacy .pv-hero-caption {
  margin: 0.7rem 0 0;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  text-align: right;
}

/* ---------- 阅读区 ---------- */
.page-privacy .pv-read {
  padding: 3.25rem 0 4.5rem;
  background: var(--paper);
}

.page-privacy .pv-read-grid {
  display: block;
}

/* ---------- 左侧节号栏 ---------- */
.page-privacy .pv-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--line-paper);
}

.page-privacy .pv-rail-label {
  display: none;
}

.page-privacy .pv-rail-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-rail-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4rem;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--pv-ink-soft);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

.page-privacy .pv-rail-link:hover,
.page-privacy .pv-rail-link:focus-visible {
  color: var(--lake-blue);
}

.page-privacy .pv-rail-num {
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--lake-blue);
}

/* ---------- 正文 ---------- */
.page-privacy .pv-body {
  max-width: 42rem;
}

.page-privacy .pv-body p {
  margin: 0 0 1rem;
  line-height: 1.9;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-sec {
  padding-top: 2.25rem;
  margin-bottom: 2.75rem;
  border-top: 1px solid var(--line-paper);
}

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

.page-privacy .pv-sec-head {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
}

.page-privacy .pv-sec-num {
  flex: none;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--ember);
}

.page-privacy .pv-sec-title {
  margin: 0;
  font-size: clamp(1.3rem, 3.4vw, 1.7rem);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--paper-ink);
}

.page-privacy .pv-lede {
  margin: 1rem 0 1.6rem;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.85;
  color: var(--paper-ink);
}

.page-privacy .pv-mark {
  background-image: linear-gradient(transparent 64%, rgba(233, 179, 106, 0.52) 64%);
  background-repeat: no-repeat;
  padding-bottom: 0.1em;
}

/* 三种场景 */
.page-privacy .pv-scenes {
  display: grid;
  gap: 1.1rem;
}

.page-privacy .pv-scene {
  padding: 1.15rem 1.2rem 1.25rem;
  background: var(--paper-deep);
  border-left: 2px solid var(--lake-light);
  border-radius: 0 3px 3px 0;
}

.page-privacy .pv-scene:nth-child(2) {
  border-left-color: var(--sand-gold);
}

.page-privacy .pv-scene:nth-child(3) {
  border-left-color: var(--lake-blue);
}

.page-privacy .pv-scene-tag {
  margin: 0 0 0.65rem;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--lake-blue);
}

.page-privacy .pv-list {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list li {
  position: relative;
  padding-left: 1.05rem;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 7px;
  height: 1px;
  background: var(--ember);
}

.page-privacy .pv-scene-note {
  margin: 0.85rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px dotted var(--line-paper);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--pv-ink-mute);
}

/* 用途 */
.page-privacy .pv-uses {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-use {
  display: grid;
  grid-template-columns: 3.9rem minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1rem 0;
  border-bottom: 1px dashed var(--line-paper);
}

.page-privacy .pv-use:first-child {
  padding-top: 0;
}

.page-privacy .pv-use-k {
  padding-top: 0.22rem;
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  color: var(--lake-blue);
}

.page-privacy .pv-use p {
  margin: 0;
  font-size: 0.9375rem;
}

/* 保存与删除 */
.page-privacy .pv-keep {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-paper);
}

.page-privacy .pv-keep-row {
  display: grid;
  gap: 0.3rem;
  padding: 1rem 0 1.1rem;
  border-bottom: 1px solid var(--line-paper);
}

.page-privacy .pv-keep-type {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--paper-ink);
}

.page-privacy .pv-keep-time {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--lake-blue);
}

.page-privacy .pv-keep-desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--pv-ink-mute);
}

.page-privacy .pv-callout {
  margin: 1.75rem 0 0;
  padding: 1.1rem 1.2rem 1.2rem;
  background: rgba(30, 127, 191, 0.07);
  border-left: 3px solid var(--lake-blue);
}

.page-privacy .pv-callout-title {
  margin: 0 0 0.55rem;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--paper-ink);
}

.page-privacy .pv-callout p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.85;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-inline-mono {
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
  word-break: break-all;
  color: var(--lake-blue);
}

/* 反馈通道 */
.page-privacy .pv-dl {
  margin: 0;
  padding: 0;
}

.page-privacy .pv-dl-row {
  display: grid;
  gap: 0.3rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line-paper);
}

.page-privacy .pv-dl-row dt {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--paper-ink);
}

.page-privacy .pv-dl-row dd {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--pv-ink-soft);
}

.page-privacy .pv-tail {
  margin: 1.4rem 0 0;
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--pv-ink-mute);
}

.page-privacy .pv-tail a {
  color: var(--lake-blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 127, 191, 0.35);
}

.page-privacy .pv-tail a:hover,
.page-privacy .pv-tail a:focus-visible {
  border-bottom-color: var(--lake-blue);
}

/* 联系方式卡片 */
.page-privacy .pv-contact {
  display: grid;
  gap: 0.9rem;
}

.page-privacy .pv-contact-card {
  padding: 1.1rem 1.15rem 1.2rem;
  background: var(--paper-deep);
  border-radius: 2px;
}

.page-privacy .pv-contact-label {
  margin: 0 0 0.5rem;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--lake-blue);
}

.page-privacy .pv-contact-value {
  margin: 0 0 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper-ink);
  word-break: break-all;
}

.page-privacy .pv-contact-card .pv-contact-value.mono {
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
}

.page-privacy .pv-contact-desc {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--pv-ink-mute);
}

/* 速查表 */
.page-privacy .pv-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 1.4rem;
}

.page-privacy .pv-filter .filter-btn {
  padding: 0.45rem 0.95rem;
  font: inherit;
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--paper-ink);
  background: transparent;
  border: 1px solid var(--line-paper);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pv-filter .filter-btn:hover,
.page-privacy .pv-filter .filter-btn:focus-visible {
  border-color: var(--lake-blue);
  color: var(--lake-blue);
}

.page-privacy .pv-filter .filter-btn[aria-pressed="true"] {
  background: var(--lake-blue);
  border-color: var(--lake-blue);
  color: var(--paper);
}

.page-privacy .pv-look-head {
  display: none;
}

.page-privacy .pv-look-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--paper-ink);
}

.page-privacy .pv-look-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.3rem 0.6rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line-paper);
}

.page-privacy .pv-look-row[hidden] {
  display: none;
}

.page-privacy .pv-look-type {
  grid-column: 1 / -1;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper-ink);
}

.page-privacy .pv-look-scene,
.page-privacy .pv-look-req {
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--pv-ink-mute);
}

.page-privacy .pv-look-keep {
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  line-height: 1.7;
  color: var(--lake-blue);
}

.page-privacy .pv-quick-note {
  margin: 1.1rem 0 0;
  font-size: 0.8125rem;
  line-height: 1.85;
  color: var(--pv-ink-mute);
}

/* 延伸阅读 */
.page-privacy .pv-next {
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-paper);
}

.page-privacy .pv-next-title {
  margin: 0 0 1rem;
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--pv-ink-mute);
}

.page-privacy .pv-next-links {
  display: grid;
  gap: 0.75rem;
}

.page-privacy .pv-next-link {
  display: grid;
  gap: 0.25rem;
  padding: 0.95rem 1.1rem;
  background: var(--paper-deep);
  border-left: 2px solid var(--lake-light);
  color: var(--paper-ink);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-privacy .pv-next-link:hover,
.page-privacy .pv-next-link:focus-visible {
  border-left-color: var(--cyber-cyan);
  transform: translateX(2px);
}

.page-privacy .pv-next-name {
  font-size: 0.9375rem;
  font-weight: 700;
}

.page-privacy .pv-next-desc {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--pv-ink-mute);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-keep-row {
    grid-template-columns: 8rem 8.5rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

  .page-privacy .pv-dl-row {
    grid-template-columns: 7rem minmax(0, 1fr);
    gap: 1.25rem;
    align-items: baseline;
  }

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

@media (min-width: 760px) {
  .page-privacy .pv-scenes {
    gap: 1.25rem;
  }

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

  .page-privacy .pv-look-head {
    display: grid;
    grid-template-columns: 1.6fr 0.8fr 0.9fr 1.2fr;
    gap: 1rem;
    padding: 0 0 0.6rem;
    border-bottom: 1px solid var(--paper-ink);
    font-size: 0.6875rem;
    letter-spacing: 0.14em;
    color: var(--pv-ink-mute);
  }

  .page-privacy .pv-look-row {
    grid-template-columns: 1.6fr 0.8fr 0.9fr 1.2fr;
    gap: 1rem;
    align-items: baseline;
    padding: 0.8rem 0;
  }

  .page-privacy .pv-look-type {
    grid-column: auto;
    font-weight: 600;
  }

  .page-privacy .pv-look-scene,
  .page-privacy .pv-look-req {
    font-size: 0.8125rem;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-read {
    padding: 4.25rem 0 5.5rem;
  }

  .page-privacy .pv-read-grid {
    display: grid;
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: var(--pv-gap);
    align-items: start;
  }

  .page-privacy .pv-rail {
    display: block;
    position: sticky;
    top: calc(var(--header-h-compact) + 1.75rem);
    padding-bottom: 0;
    margin-bottom: 0;
    border-bottom: 0;
  }

  .page-privacy .pv-rail-label {
    display: block;
    margin: 0 0 0.85rem;
    font-size: 0.625rem;
    letter-spacing: 0.2em;
    color: var(--pv-ink-mute);
  }

  .page-privacy .pv-rail-list {
    display: block;
  }

  .page-privacy .pv-rail-list > li + li {
    margin-top: 0.15rem;
  }

  .page-privacy .pv-rail-link {
    display: flex;
    gap: 0.6rem;
    padding: 0.5rem 0 0.5rem 0.85rem;
    border-left: 1px solid var(--line-paper);
    font-size: 0.8125rem;
    line-height: 1.55;
    text-decoration: none;
    transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
  }

  .page-privacy .pv-rail-link:hover,
  .page-privacy .pv-rail-link:focus-visible {
    border-left-color: var(--lake-blue);
    color: var(--lake-blue);
  }

  .page-privacy .pv-rail-num {
    padding-top: 0.14rem;
  }

  .page-privacy .pv-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pv-sec {
    padding-top: 2.75rem;
    margin-bottom: 3.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-rail-link,
  .page-privacy .pv-filter .filter-btn,
  .page-privacy .pv-next-link {
    transition: none;
  }

  .page-privacy .pv-next-link:hover,
  .page-privacy .pv-next-link:focus-visible {
    transform: none;
  }
}

@media print {
  .page-privacy .pv-rail,
  .page-privacy .pv-filter,
  .page-privacy .pv-next,
  .page-privacy .pv-hero-figure {
    display: none !important;
  }

  .page-privacy .pv-hero {
    padding: 0 0 1rem;
    color: #000;
    background: none;
  }

  .page-privacy .pv-hero::after {
    display: none;
  }

  .page-privacy .pv-hero-title,
  .page-privacy .pv-hero-lead,
  .page-privacy .pv-lead,
  .page-privacy .pv-body p {
    color: #000;
  }

  .page-privacy .pv-read {
    padding: 1rem 0;
  }

  .page-privacy .pv-sec {
    break-inside: avoid;
  }
}
<<<END>>>