.page-privacy {
  --pv-cut: 22px;
  --pv-measure: 45rem;
  --pv-gutter: 1.25rem;
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

.page-privacy::before {
  content: "";
  position: fixed;
  inset: -20%;
  z-index: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(115deg, rgba(59, 224, 196, 0.055) 0 1px, transparent 1px 78px),
    repeating-linear-gradient(115deg, rgba(227, 169, 78, 0.04) 0 1px, transparent 1px 176px);
  animation: privacy-drift 90s linear infinite;
  will-change: transform;
}

@keyframes privacy-drift {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-140px, -90px, 0); }
}

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

/* 首屏文字区 */
.page-privacy .privacy-hero {
  padding: calc(var(--header-h) + 4rem) 0 2.25rem;
}

.page-privacy .privacy-hero__kicker {
  margin: 1.5rem 0 0;
  color: var(--gold);
  letter-spacing: 0.22em;
}

.page-privacy .privacy-hero__title {
  margin: 1rem 0 0;
  font-size: clamp(2.05rem, 7.2vw, 4.3rem);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--paper);
  text-wrap: balance;
}

.page-privacy .privacy-hero__lede {
  margin: 1.5rem 0 0;
  max-width: var(--pv-measure);
  font-size: 1.0625rem;
  line-height: 1.9;
  color: rgba(243, 233, 215, 0.78);
}

/* 顶部切角摘要卡 */
.page-privacy .privacy-summary {
  padding: 1.5rem 0 3.25rem;
}

.page-privacy .privacy-summary__panel {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4.5vw, 3rem);
  background: var(--red);
  border: 1px solid rgba(243, 233, 215, 0.18);
  clip-path: polygon(0 0, calc(100% - var(--pv-cut)) 0, 100% var(--pv-cut), 100% 100%, 0 100%);
}

.page-privacy .privacy-summary__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  filter: saturate(0.6) contrast(1.1);
  pointer-events: none;
}

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

.page-privacy .privacy-summary__kicker {
  margin: 0;
  color: rgba(243, 233, 215, 0.72);
  letter-spacing: 0.24em;
}

.page-privacy .privacy-summary__title {
  margin: 0.85rem 0 0;
  font-size: clamp(1.3rem, 4vw, 2.05rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .privacy-summary__list {
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-privacy .privacy-summary__link {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  padding: 0.85rem 0.25rem;
  border-top: 1px solid rgba(243, 233, 215, 0.22);
  color: var(--paper);
  font-size: 0.9375rem;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

.page-privacy .privacy-summary__list li:last-child .privacy-summary__link {
  border-bottom: 1px solid rgba(243, 233, 215, 0.22);
}

.page-privacy .privacy-summary__link:hover,
.page-privacy .privacy-summary__link:focus-visible {
  color: var(--cyan);
  background: rgba(10, 18, 32, 0.3);
  padding-left: 0.7rem;
}

.page-privacy .privacy-summary__num {
  flex: none;
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--gold);
}

/* 正文长卷 */
.page-privacy .privacy-body {
  padding: 0.5rem 0 4.5rem;
}

.page-privacy .privacy-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
}

.page-privacy .privacy-column {
  max-width: var(--pv-measure);
}

.page-privacy .privacy-section {
  padding: 2.5rem 0;
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.page-privacy .privacy-column > .privacy-section:first-child {
  border-top: 0;
  padding-top: 1.5rem;
}

.page-privacy .privacy-section__index {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  color: var(--mute);
}

.page-privacy .privacy-section__dash {
  display: inline-block;
  width: 1.5rem;
  height: 2px;
  background: var(--cyan);
  transition: width 0.3s var(--ease);
}

.page-privacy .privacy-section:hover .privacy-section__dash {
  width: 2.75rem;
}

.page-privacy .privacy-section__title {
  margin: 0.8rem 0 0;
  font-size: clamp(1.3rem, 3.6vw, 1.95rem);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-privacy .privacy-section__lead {
  margin: 1rem 0 0;
  padding-left: 1rem;
  border-left: 2px solid var(--gold);
  font-size: 1.0625rem;
  line-height: 1.75;
  font-weight: 500;
  color: var(--white);
}

.page-privacy .privacy-section p {
  margin: 1rem 0 0;
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(243, 233, 215, 0.8);
}

.page-privacy .privacy-section p strong {
  color: var(--paper);
  font-weight: 600;
}

.page-privacy .privacy-list {
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.9rem;
}

.page-privacy .privacy-list li {
  position: relative;
  padding: 0.1rem 0 0.1rem 1.35rem;
  font-size: 0.9688rem;
  line-height: 1.85;
  color: rgba(243, 233, 215, 0.8);
}

.page-privacy .privacy-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 0.45rem;
  height: 0.45rem;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.page-privacy .privacy-key {
  display: block;
  color: var(--paper);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
}

.page-privacy .privacy-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 224, 196, 0.45);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}

.page-privacy .privacy-inline-link:hover,
.page-privacy .privacy-inline-link:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 右侧阅读刻度 */
.page-privacy .privacy-rail {
  display: none;
}

/* 相关页面 */
.page-privacy .privacy-related {
  padding: 0 0 5rem;
}

.page-privacy .privacy-related__panel {
  padding: clamp(1.5rem, 4vw, 2.75rem);
  background: var(--paper);
  color: var(--ink);
  clip-path: polygon(0 0, calc(100% - var(--pv-cut)) 0, 100% var(--pv-cut), 100% 100%, 0 100%);
}

.page-privacy .privacy-related__title {
  margin: 0;
  font-size: clamp(1.2rem, 3.4vw, 1.7rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-privacy .privacy-related__list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 1.25rem;
}

.page-privacy .privacy-related__link {
  display: inline-block;
  color: var(--red);
  font-size: 1.0625rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid rgba(124, 31, 44, 0.35);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-privacy .privacy-related__link:hover,
.page-privacy .privacy-related__link:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-privacy .privacy-related__desc {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(10, 18, 32, 0.72);
}

@media (min-width: 48rem) {
  .page-privacy .privacy-hero {
    padding-top: calc(var(--header-h) + 5.5rem);
  }

  .page-privacy .privacy-related__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.75rem 2.5rem;
  }
}

@media (min-width: 62rem) {
  .page-privacy .privacy-body__grid {
    grid-template-columns: minmax(0, 1fr) 8rem;
    gap: 4rem;
  }

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

  .page-privacy .privacy-rail__list {
    position: sticky;
    top: calc(var(--header-h) + 3rem);
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 1.15rem;
  }

  .page-privacy .privacy-rail__link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--mute);
    font-size: 0.625rem;
    letter-spacing: 0.14em;
    text-decoration: none;
    transition: color 0.25s var(--ease);
  }

  .page-privacy .privacy-rail__link::before {
    content: "";
    width: 0.875rem;
    height: 1px;
    background: currentColor;
    transition: width 0.3s var(--ease);
  }

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

  .page-privacy .privacy-rail__link:hover::before,
  .page-privacy .privacy-rail__link:focus-visible::before {
    width: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy::before {
    animation: none;
  }

  .page-privacy .privacy-summary__link,
  .page-privacy .privacy-section__dash,
  .page-privacy .privacy-rail__link,
  .page-privacy .privacy-rail__link::before,
  .page-privacy .privacy-inline-link,
  .page-privacy .privacy-related__link {
    transition: none;
  }
}