.page-privacy {
  --pp-doc: 66ch;
  --pp-index-w: 248px;
  background: var(--ink-900);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ===== 页头 ===== */
.page-privacy .pp-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(120% 140% at 88% -10%, rgba(53, 230, 212, .18), transparent 55%),
    radial-gradient(90% 130% at 0% 110%, rgba(155, 138, 196, .22), transparent 62%),
    var(--ink-850);
}

.page-privacy .pp-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-privacy .pp-hero__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .3;
  filter: saturate(.82);
}

.page-privacy .pp-hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(46, 76, 112, .42) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(46, 76, 112, .42) 1px, transparent 1px);
  background-size: 84px 84px;
  -webkit-mask-image: linear-gradient(to bottom, #000 6%, transparent 82%);
  mask-image: linear-gradient(to bottom, #000 6%, transparent 82%);
}

.page-privacy .pp-hero__inner {
  padding-block: clamp(30px, 6vw, 64px) clamp(34px, 5vw, 58px);
}

.page-privacy .pp-hero .breadcrumb-list {
  margin: 0 0 26px;
}

.page-privacy .pp-hero .eyebrow {
  color: var(--cyan);
}

.page-privacy .pp-hero h1 {
  margin: 16px 0 0;
  max-width: 680px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 6vw, 52px);
  line-height: 1.08;
  letter-spacing: -.03em;
  color: var(--paper);
  text-shadow: 0 0 26px rgba(53, 230, 212, .22);
}

.page-privacy .pp-hero .lede {
  margin: 20px 0 0;
  max-width: var(--pp-doc);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-privacy .pp-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

/* ===== 布局 ===== */
.page-privacy .pp-layout {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  padding-block: clamp(28px, 5vw, 56px) 0;
}

/* ===== 左侧目录 ===== */
.page-privacy .pp-index {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 18px 14px;
  background: linear-gradient(180deg, rgba(18, 41, 74, .9), rgba(11, 28, 54, .62));
  box-shadow: var(--shadow-panel);
}

.page-privacy .pp-index__title {
  margin: 0 0 12px;
  padding-left: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pp-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-privacy .pp-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--paper-dim);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease);
}

.page-privacy .pp-index__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--violet);
}

.page-privacy .pp-index__label {
  min-width: 0;
}

.page-privacy .pp-index__link:hover,
.page-privacy .pp-index__link:focus-visible {
  color: var(--paper);
  background: rgba(53, 230, 212, .09);
  border-left-color: var(--cyan);
}

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

.page-privacy .pp-index__note {
  margin: 14px 0 0;
  padding: 14px 8px 0;
  border-top: 1px dashed var(--line-soft);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
  overflow-wrap: anywhere;
}

/* ===== 条款正文 ===== */
.page-privacy .pp-doc {
  min-width: 0;
}

.page-privacy .pp-clause {
  padding-block: clamp(24px, 3.4vw, 38px);
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

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

.page-privacy .pp-clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.page-privacy .pp-clause__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-privacy .pp-clause__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 2.5vw, 25px);
  line-height: 1.28;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-privacy .pp-clause p {
  max-width: var(--pp-doc);
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--paper-dim);
}

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

/* 定义与清单 */
.page-privacy .pp-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 12px;
  max-width: var(--pp-doc);
}

.page-privacy .pp-list > li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-privacy .pp-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 9px;
  height: 1px;
  background: var(--cyan);
}

.page-privacy .pp-list__term {
  display: block;
  margin-bottom: 2px;
  color: var(--paper);
  font-weight: 600;
  letter-spacing: -.01em;
}

/* 卡片 */
.page-privacy .pp-cards {
  display: grid;
  gap: 12px;
  margin: 18px 0;
  max-width: 100%;
}

.page-privacy .pp-card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 16px 16px 18px;
  background: linear-gradient(180deg, rgba(18, 41, 74, .88), rgba(8, 21, 42, .92));
  box-shadow: var(--shadow-panel);
}

.page-privacy .pp-card__figure {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
  letter-spacing: -.01em;
  color: var(--amber);
}

.page-privacy .pp-card__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--paper-dim);
}

/* 联络块 */
.page-privacy .pp-contact {
  margin-top: 20px;
  padding: 20px;
  border: 1px solid rgba(53, 230, 212, .38);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(53, 230, 212, .1), rgba(18, 41, 74, .68) 62%);
  box-shadow: var(--glow-cyan);
  max-width: var(--pp-doc);
}

.page-privacy .pp-contact__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pp-contact p {
  margin: 0 0 8px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--paper-dim);
  overflow-wrap: anywhere;
}

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

.page-privacy .pp-contact .pp-contact__meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(53, 230, 212, .22);
  font-size: 13px;
  color: var(--muted);
}

/* 延伸阅读 */
.page-privacy .pp-related {
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pp-related__title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-privacy .pp-related__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pp-related__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-cut);
  color: var(--paper-dim);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-privacy .pp-related__link::after {
  content: "→";
  color: var(--cyan);
  font-family: var(--font-mono);
}

.page-privacy .pp-related__link:hover,
.page-privacy .pp-related__link:focus-visible {
  color: var(--paper);
  border-color: rgba(53, 230, 212, .5);
  background: rgba(53, 230, 212, .07);
}

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

/* ===== 响应式 ===== */
@media (min-width: 720px) {
  .page-privacy .pp-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-privacy .pp-list--grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 28px;
  }

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

@media (min-width: 980px) {
  .page-privacy .pp-layout {
    grid-template-columns: var(--pp-index-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-privacy .pp-index {
    position: sticky;
    top: calc(var(--header-h) + 26px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pp-index__link,
  .page-privacy .pp-related__link {
    transition: none;
  }
}
<<<END>>>