.page-privacy {
  background-color: var(--c-ink);
  background-image:
    radial-gradient(760px 420px at 8% -4%, rgba(124, 77, 255, .18), transparent 70%),
    radial-gradient(680px 380px at 98% 2%, rgba(0, 229, 255, .10), transparent 72%),
    linear-gradient(rgba(42, 58, 82, .20) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 58, 82, .20) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px;
  color: var(--c-text);
  padding-bottom: clamp(40px, 6vw, 84px);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-head {
  padding-top: clamp(26px, 5vw, 58px);
}

.page-privacy .pv-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 8.5vw, 78px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: .01em;
  color: var(--c-text);
  background-image: linear-gradient(100deg, #E8F4FF 0%, #E8F4FF 52%, #00E5FF 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-privacy .pv-lede {
  max-width: 760px;
  margin: 18px 0 0;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.8;
  color: var(--c-text-soft);
}

.page-privacy .pv-facts {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 22px 0 0;
  border-top: var(--bd);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-privacy .pv-facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-privacy .pv-facts__num {
  font-size: clamp(30px, 6vw, 48px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-cyan);
  text-shadow: var(--glow-cyan);
}

.page-privacy .pv-facts__label {
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-muted);
}

/* ---------- 主题视觉 ---------- */
.page-privacy .pv-visual {
  margin-top: clamp(28px, 4.5vw, 52px);
}

.page-privacy .pv-visual .img-frame {
  box-shadow: var(--shadow-hard);
}

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

.page-privacy .pv-visual .img-frame__cap {
  display: block;
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-muted);
}

/* ---------- 三栏骨架 ---------- */
.page-privacy .pv-layout {
  margin-top: clamp(32px, 5vw, 60px);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

/* ---------- 左侧小节索引 ---------- */
.page-privacy .pv-index__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-cyan);
}

.page-privacy .pv-index__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

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

.page-privacy .pv-index__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 13px;
  border: var(--bd);
  background: var(--c-panel);
  color: var(--c-text-soft);
  font-size: 13px;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-privacy .pv-index__list a .mono {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--c-cyan);
}

.page-privacy .pv-index__list a:hover,
.page-privacy .pv-index__list a:focus-visible {
  color: var(--c-cyan);
  border-color: var(--c-cyan);
}

/* ---------- 条款区块 ---------- */
.page-privacy .pv-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(24px, 4vw, 36px) 0;
  border-top: var(--bd);
  scroll-margin-top: calc(var(--header-h) + 32px);
}

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

.page-privacy .pv-clause__no {
  order: -1;
  margin: 0;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-cyan);
}

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

.page-privacy .pv-clause__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(21px, 3.4vw, 28px);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--c-text);
}

.page-privacy .pv-clause__body p {
  max-width: 760px;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--c-text-soft);
}

.page-privacy .pv-clause__body p:last-child {
  margin-bottom: 0;
}

.page-privacy .pv-clause__body a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 2px solid rgba(0, 229, 255, .4);
  transition: border-color var(--dur) var(--ease);
}

.page-privacy .pv-clause__body a:hover,
.page-privacy .pv-clause__body a:focus-visible {
  border-bottom-color: var(--c-cyan);
}

/* ---------- 折叠细则 ---------- */
.page-privacy .pv-fold {
  margin-top: 20px;
  border: var(--bd);
  background: rgba(11, 18, 32, .78);
  max-width: 760px;
}

.page-privacy .pv-fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--c-cyan);
  transition: background-color var(--dur) var(--ease);
}

.page-privacy .pv-fold > summary::-webkit-details-marker {
  display: none;
}

.page-privacy .pv-fold > summary::after {
  content: "+";
  font-size: 18px;
  line-height: 1;
  color: var(--c-cyan);
}

.page-privacy .pv-fold[open] > summary::after {
  content: "–";
}

.page-privacy .pv-fold > summary:hover {
  background: rgba(0, 229, 255, .07);
}

.page-privacy .pv-fold > summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-privacy .pv-list {
  list-style: none;
  margin: 0;
  padding: 16px 16px 20px;
  border-top: var(--bd);
  display: grid;
  gap: 12px;
}

.page-privacy .pv-list li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-soft);
  overflow-wrap: break-word;
}

.page-privacy .pv-list li .mono {
  display: inline-block;
  min-width: 72px;
  margin-right: 10px;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-cyan);
}

/* ---------- 底部入口 ---------- */
.page-privacy .pv-tail {
  margin-top: clamp(32px, 5vw, 56px);
}

.page-privacy .pv-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 22px;
  border-top: var(--bd);
}

.page-privacy .pv-links a {
  padding: 10px 15px;
  border: var(--bd);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-text-soft);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-privacy .pv-links a:hover,
.page-privacy .pv-links a:focus-visible {
  color: var(--c-ink-on-accent);
  background: var(--c-cyan);
  border-color: var(--c-cyan);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 900px) {
  .page-privacy .pv-clause {
    grid-template-columns: minmax(0, 1fr) 92px;
    gap: 24px;
    align-items: start;
  }

  .page-privacy .pv-clause__no {
    order: 0;
    text-align: right;
    padding-top: 8px;
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-layout {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy .pv-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-privacy .pv-index__list {
    flex-direction: column;
    flex-wrap: nowrap;
    overflow: visible;
    gap: 2px;
    padding-bottom: 0;
  }

  .page-privacy .pv-index__list a {
    display: flex;
    border: 0;
    border-left: 2px solid var(--c-line);
    background: transparent;
    padding: 10px 12px;
    white-space: normal;
  }

  .page-privacy .pv-index__list a:hover,
  .page-privacy .pv-index__list a:focus-visible {
    border-left-color: var(--c-cyan);
    background: rgba(0, 229, 255, .06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-index__list a,
  .page-privacy .pv-fold > summary,
  .page-privacy .pv-links a,
  .page-privacy .pv-clause__body a {
    transition: none;
  }
}