.page-privacy {
  --pv-gap: clamp(20px, 3vw, 40px);
  --pv-tick: rgba(199, 208, 216, .16);
  --pv-tick-soft: rgba(199, 208, 216, .08);
  --pv-line: rgba(11, 34, 57, .12);
  background: var(--paper);
  color: var(--ink);
}

.page-privacy .pv-crumbs {
  padding-top: 14px;
  padding-bottom: 14px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(28px, 5vw, 60px) 0 clamp(32px, 6vw, 76px);
  color: var(--paper);
  background-color: var(--abyss);
  background-image:
    repeating-linear-gradient(90deg, var(--pv-tick) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, var(--pv-tick-soft) 0 1px, transparent 1px 88px);
  border-bottom: 1px solid var(--rule-dark-2);
}

.page-privacy .pv-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-privacy .pv-hero__eyebrow {
  margin: 0 0 12px;
  font-size: var(--step-1);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--aurora);
}

.page-privacy .pv-hero__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: clamp(27px, 4.6vw, 46px);
  line-height: 1.22;
  letter-spacing: .05em;
  font-weight: 700;
  max-width: 22ch;
}

.page-privacy .pv-hero__lead {
  margin: 0;
  max-width: 46ch;
  font-size: var(--step-3);
  line-height: 1.75;
  color: rgba(242, 241, 236, .84);
}

.page-privacy .pv-hero__facts {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-privacy .pv-hero__facts li {
  position: relative;
  padding-left: 18px;
  font-size: var(--step-2);
  line-height: 1.6;
  color: var(--silver);
}

.page-privacy .pv-hero__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 9px;
  height: 1px;
  background: var(--coral);
}

.page-privacy .pv-hero__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--rule-dark-2);
  background: linear-gradient(150deg, rgba(6, 23, 38, .92), rgba(11, 34, 57, .72));
  overflow: hidden;
}

.page-privacy .pv-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-privacy .pv-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(53, 214, 196, .12) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(0deg, rgba(53, 214, 196, .08) 0 1px, transparent 1px 44px);
  mix-blend-mode: screen;
}

/* ---------- 主体两栏 ---------- */
.page-privacy .pv-body {
  display: grid;
  gap: clamp(26px, 4vw, 56px);
  padding-top: clamp(32px, 5vw, 72px);
  padding-bottom: clamp(40px, 6vw, 96px);
}

.page-privacy .pv-index {
  border-top: 1px solid var(--rule-strong);
  padding-top: 14px;
}

.page-privacy .pv-index__title {
  margin: 0 0 12px;
  font-size: var(--step-1);
  letter-spacing: .2em;
  color: var(--stone);
}

.page-privacy .pv-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.page-privacy .pv-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 6px 0 6px 10px;
  border-left: 2px solid transparent;
  color: var(--ink-mute);
  font-size: var(--step-2);
  line-height: 1.5;
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease;
}

.page-privacy .pv-index__link:hover,
.page-privacy .pv-index__link:focus-visible {
  color: var(--abyss);
  border-left-color: var(--aurora);
}

.page-privacy .pv-index__num {
  font-size: var(--step-1);
  color: var(--stone);
}

/* 章节被定位时，索引条目同步高亮 */
.page-privacy:has(#pv-01:target) .pv-index__link[href="#pv-01"],
.page-privacy:has(#pv-02:target) .pv-index__link[href="#pv-02"],
.page-privacy:has(#pv-03:target) .pv-index__link[href="#pv-03"],
.page-privacy:has(#pv-04:target) .pv-index__link[href="#pv-04"],
.page-privacy:has(#pv-05:target) .pv-index__link[href="#pv-05"] {
  color: var(--abyss);
  border-left-color: var(--coral);
}

.page-privacy:has(#pv-01:target) .pv-index__link[href="#pv-01"] .pv-index__num,
.page-privacy:has(#pv-02:target) .pv-index__link[href="#pv-02"] .pv-index__num,
.page-privacy:has(#pv-03:target) .pv-index__link[href="#pv-03"] .pv-index__num,
.page-privacy:has(#pv-04:target) .pv-index__link[href="#pv-04"] .pv-index__num,
.page-privacy:has(#pv-05:target) .pv-index__link[href="#pv-05"] .pv-index__num {
  color: var(--coral);
}

/* ---------- 章节 ---------- */
.page-privacy .pv-sec {
  padding-top: clamp(22px, 3vw, 38px);
  border-top: 1px solid var(--pv-line);
  scroll-margin-top: calc(var(--header-h) + 28px);
}

.page-privacy .pv-sec + .pv-sec {
  margin-top: clamp(30px, 4.5vw, 64px);
}

.page-privacy .pv-sec:target {
  border-top-color: var(--coral);
}

.page-privacy .pv-sec:target .pv-head__code {
  color: var(--coral);
}

.page-privacy .pv-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  align-items: baseline;
  margin-bottom: 20px;
}

.page-privacy .pv-head__code {
  font-size: var(--step-2);
  letter-spacing: .12em;
  color: var(--stone);
}

.page-privacy .pv-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.7vw, 28px);
  letter-spacing: .05em;
  line-height: 1.3;
}

.page-privacy .pv-head__note {
  grid-column: 1 / -1;
  margin: 6px 0 0;
  max-width: 60ch;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--ink-mute);
}

/* ---------- 三类记录卡片 ---------- */
.page-privacy .pv-cards {
  display: grid;
  gap: 14px;
}

.page-privacy .pv-card {
  padding: 16px 16px 18px;
  background: var(--paper-2);
  border: 1px solid var(--pv-line);
  border-top: 3px solid var(--stone);
  box-shadow: 6px 6px 0 rgba(11, 34, 57, .05);
}

.page-privacy .pv-card--a { border-top-color: var(--moss); }
.page-privacy .pv-card--b { border-top-color: var(--terracotta); }
.page-privacy .pv-card--c { border-top-color: var(--mineral); }

.page-privacy .pv-card__code {
  margin: 0 0 8px;
  font-size: var(--step-1);
  letter-spacing: .08em;
  color: var(--stone);
}

.page-privacy .pv-card__title {
  margin: 0 0 8px;
  font-size: var(--step-3);
  line-height: 1.45;
  letter-spacing: .02em;
}

.page-privacy .pv-card p:last-child {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 折叠条款 ---------- */
.page-privacy .pv-folds {
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-fold {
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-fold .fold__button {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 15px 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-3);
  line-height: 1.5;
}

.page-privacy .pv-fold .fold__button:hover .pv-fold__label,
.page-privacy .pv-fold .fold__button:focus-visible .pv-fold__label {
  color: var(--terracotta);
}

.page-privacy .pv-fold .fold__index {
  font-size: var(--step-1);
  color: var(--stone);
}

.page-privacy .pv-fold .pv-fold__label {
  transition: color .2s ease;
}

.page-privacy .pv-fold .fold__arrow {
  margin-left: auto;
  flex: none;
  width: 11px;
  height: 11px;
  border-right: 1.5px solid var(--stone);
  border-bottom: 1.5px solid var(--stone);
  transform: rotate(45deg);
  transition: transform .2s ease;
}

.page-privacy .pv-fold .fold__button[aria-expanded="true"] .fold__arrow,
.page-privacy .pv-fold[data-open="true"] .fold__arrow {
  transform: rotate(-135deg);
}

.page-privacy .pv-fold .fold__panel-inner {
  padding: 0 0 16px;
  color: var(--ink-soft);
  font-size: var(--step-2);
  line-height: 1.8;
}

.page-privacy .pv-fold .fold__panel-inner p {
  margin: 0;
  max-width: 62ch;
}

/* ---------- 保留期限 ---------- */
.page-privacy .pv-terms {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-terms__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 16px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-terms__label {
  font-size: var(--step-3);
  letter-spacing: .02em;
}

.page-privacy .pv-terms__value {
  font-family: var(--font-mono);
  font-size: var(--step-2);
  color: var(--abyss);
  white-space: nowrap;
}

.page-privacy .pv-terms__desc {
  grid-column: 1 / -1;
  font-size: var(--step-2);
  line-height: 1.7;
  color: var(--ink-mute);
}

/* ---------- 强调条款 ---------- */
.page-privacy .pv-key {
  margin-top: 22px;
  padding: 16px 18px;
  background: rgba(53, 214, 196, .09);
  border-left: 3px solid var(--aurora);
}

.page-privacy .pv-key--coral {
  background: rgba(255, 107, 74, .08);
  border-left-color: var(--coral);
}

.page-privacy .pv-key__title {
  margin: 0 0 8px;
  font-size: var(--step-3);
  letter-spacing: .02em;
}

.page-privacy .pv-key p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-2);
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 权利条款条目 ---------- */
.page-privacy .pv-clauses {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--pv-line);
}

.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--pv-line);
}

.page-privacy .pv-clause__num {
  padding-top: 4px;
  font-size: var(--step-1);
  letter-spacing: .06em;
  color: var(--stone);
}

.page-privacy .pv-clause__title {
  margin: 0 0 5px;
  font-size: var(--step-3);
  line-height: 1.45;
  letter-spacing: .02em;
}

.page-privacy .pv-clause__body p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--step-2);
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 联系方式块 ---------- */
.page-privacy .pv-contact {
  margin-top: 24px;
  padding: 18px clamp(16px, 2.5vw, 24px) 20px;
  color: var(--paper);
  background-color: var(--midnight);
  background-image: repeating-linear-gradient(90deg, var(--pv-tick-soft) 0 1px, transparent 1px 64px);
  border: 1px solid var(--rule-dark);
}

.page-privacy .pv-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule-dark);
}

.page-privacy .pv-contact__label {
  min-width: 70px;
  font-size: var(--step-1);
  letter-spacing: .08em;
  color: var(--silver);
}

.page-privacy .pv-contact__value {
  font-size: var(--step-3);
  letter-spacing: .02em;
  word-break: break-all;
}

.page-privacy .pv-contact .copy {
  margin-left: auto;
}

.page-privacy .pv-contact__note {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: var(--step-2);
  line-height: 1.75;
  color: var(--silver);
}

/* ---------- 相关去处 ---------- */
.page-privacy .pv-next {
  display: grid;
  gap: 10px;
  margin-top: 30px;
}

.page-privacy .pv-next__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  background: var(--paper-2);
  border: 1px solid var(--pv-line);
  border-left: 3px solid var(--silver);
  color: var(--ink);
  font-size: var(--step-2);
  line-height: 1.6;
  text-decoration: none;
  transition: border-color .2s ease, background-color .2s ease;
}

.page-privacy .pv-next__link .mono {
  flex: none;
  font-size: var(--step-1);
  letter-spacing: .08em;
  color: var(--stone);
}

.page-privacy .pv-next__link:hover,
.page-privacy .pv-next__link:focus-visible {
  background: #fff;
  border-left-color: var(--coral);
}

.page-privacy .pv-next__link:hover .mono,
.page-privacy .pv-next__link:focus-visible .mono {
  color: var(--terracotta);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-privacy .pv-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

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

@media (min-width: 900px) {
  .page-privacy .pv-hero__inner {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 5vw, 72px);
  }
}

@media (min-width: 960px) {
  .page-privacy .pv-body {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(44px, 6vw, 92px);
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    align-self: start;
  }

  .page-privacy .pv-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
  }

  .page-privacy .pv-index__link {
    padding-left: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__link,
  .page-privacy .pv-fold .fold__arrow,
  .page-privacy .pv-fold .pv-fold__label,
  .page-privacy .pv-next__link {
    transition: none;
  }
}