.page-privacy {
  --pv-rail: 96px;
  --pv-measure: 64ch;
  background: var(--ink-900);
  color: var(--paper);
}

/* ---------- 页头 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: calc(var(--bar-h) + 42px) 0 0;
  background:
    radial-gradient(90% 70% at 92% -12%, rgba(59, 130, 246, 0.20), transparent 62%),
    radial-gradient(70% 60% at 2% 104%, rgba(37, 224, 208, 0.07), transparent 66%),
    var(--ink-900);
}

.page-privacy .pv-hero .breadcrumbs {
  margin: 0 0 28px;
  font-size: 13px;
  color: var(--paper-dim);
}

.page-privacy .pv-hero .breadcrumbs a {
  color: var(--paper-dim);
  text-decoration: none;
}

.page-privacy .pv-hero .breadcrumbs a:hover {
  color: var(--cyan);
}

.page-privacy .pv-hero__grid {
  display: grid;
  gap: 40px;
  padding-bottom: 48px;
}

.page-privacy .pv-hero__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-privacy .pv-hero__title {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(46px, 13vw, 84px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-privacy .pv-hero__lead {
  max-width: 48ch;
  margin: 0;
  font-size: 17px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-privacy .pv-hero__visual {
  margin: 0;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-850);
}

.page-privacy .pv-hero__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 条款目录 ---------- */
.page-privacy .pv-toc {
  position: sticky;
  top: var(--bar-h);
  z-index: 6;
  background: rgba(10, 15, 20, 0.9);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--ink-700);
  border-bottom: 1px solid var(--ink-700);
}

.page-privacy .pv-toc__list {
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 9px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-privacy .pv-toc__list::-webkit-scrollbar {
  display: none;
}

.page-privacy .pv-toc__item {
  flex: 0 0 auto;
}

.page-privacy .pv-toc__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  font-size: 13px;
  white-space: nowrap;
  color: var(--paper-dim);
  text-decoration: none;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-privacy .pv-toc__link:hover {
  color: var(--paper);
  background: var(--ink-800);
  border-color: var(--ink-700);
}

.page-privacy .pv-toc__n {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--blue);
}

/* ---------- 条款主体 ---------- */
.page-privacy .pv-clause {
  padding: 50px 0;
  border-bottom: 1px solid var(--ink-700);
  scroll-margin-top: calc(var(--bar-h) + 68px);
}

.page-privacy .pv-clause__grid {
  display: grid;
  gap: 12px;
}

.page-privacy .pv-clause__rail {
  min-width: 0;
}

.page-privacy .pv-clause__num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 42px;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--ink-700);
  transition: color 0.35s var(--ease);
}

.page-privacy .pv-clause:target .pv-clause__num {
  color: var(--blue);
}

.page-privacy .pv-clause__body {
  min-width: 0;
  max-width: var(--pv-measure);
}

.page-privacy .pv-clause__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 6vw, 34px);
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-privacy .pv-p {
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--paper-dim);
}

.page-privacy .pv-p--tight {
  margin-top: 22px;
  margin-bottom: 0;
}

.page-privacy .pv-list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}

.page-privacy .pv-list__item {
  padding: 16px 0 16px 18px;
  border-left: 2px solid var(--ink-700);
  border-bottom: 1px solid var(--ink-800);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--paper-dim);
  transition: border-color 0.25s var(--ease);
}

.page-privacy .pv-list__item:last-child {
  border-bottom: 0;
}

.page-privacy .pv-list__item:hover {
  border-left-color: var(--blue);
}

.page-privacy .pv-list__key {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-privacy .pv-callout {
  margin: 0;
  padding: 18px 20px;
  border-left: 3px solid var(--cyan);
  background: linear-gradient(90deg, rgba(37, 224, 208, 0.08), rgba(37, 224, 208, 0) 72%);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--paper);
}

.page-privacy .pv-callout strong {
  color: var(--cyan);
}

.page-privacy .pv-link {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-privacy .pv-link:hover {
  color: var(--orange);
}

/* ---------- 联系信息 ---------- */
.page-privacy .pv-contact {
  display: grid;
  gap: 1px;
  margin: 0;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-md);
  background: var(--ink-700);
  overflow: hidden;
}

.page-privacy .pv-contact__row {
  display: grid;
  gap: 4px;
  padding: 15px 18px;
  background: var(--ink-850);
}

.page-privacy .pv-contact__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper-dim);
}

.page-privacy .pv-contact__value {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

/* ---------- 页尾引导 ---------- */
.page-privacy .pv-tail {
  padding: 46px 0 72px;
  background: linear-gradient(180deg, var(--ink-900), var(--ink-850));
}

.page-privacy .pv-tail__inner {
  display: grid;
  gap: 22px;
  align-items: center;
}

.page-privacy .pv-tail__text {
  max-width: 56ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-privacy .pv-tail__btn {
  justify-self: start;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-privacy .pv-contact__row {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }
}

@media (min-width: 820px) {
  .page-privacy .pv-clause {
    padding: 62px 0;
  }

  .page-privacy .pv-clause__grid {
    grid-template-columns: var(--pv-rail) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
  }

  .page-privacy .pv-clause__num {
    font-size: 58px;
  }

  .page-privacy .pv-tail__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 36px;
  }

  .page-privacy .pv-tail__btn {
    justify-self: end;
  }
}

@media (min-width: 1000px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 56px;
    align-items: end;
  }

  .page-privacy .pv-hero__visual img {
    aspect-ratio: 4 / 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-clause__num,
  .page-privacy .pv-list__item,
  .page-privacy .pv-toc__link {
    transition: none;
  }
}

@media (max-width: 480px) {
  .page-privacy .pv-hero__lead {
    font-size: 16px;
  }

  .page-privacy .pv-list__item {
    padding-left: 14px;
  }
}