.page-privacy {
  --pv-grid: rgba(30, 48, 80, .38);
  --pv-legacy-bg: rgba(110, 127, 153, .12);
  --pv-cyan-bg: rgba(0, 229, 192, .07);
  --pv-sticky-top: calc(var(--header-h) + 28px);
}

.page-privacy .breadcrumb {
  padding-top: 22px;
}

/* ---------- 首屏 ---------- */
.page-privacy .pv-hero {
  position: relative;
  padding: clamp(34px, 5vw, 76px) 0 clamp(24px, 4vw, 40px);
  border-bottom: 1px solid var(--line-soft);
  background-image:
    linear-gradient(90deg, var(--pv-grid) 1px, transparent 1px),
    linear-gradient(180deg, var(--pv-grid) 1px, transparent 1px);
  background-size: 96px 96px;
  background-position: -1px -1px;
}

.page-privacy .pv-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 10% 0%, rgba(0, 229, 192, .09), transparent 62%);
  pointer-events: none;
}

.page-privacy .pv-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-privacy .pv-hero__kick {
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--gold);
  text-transform: uppercase;
}

.page-privacy .pv-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 6.4vw, 72px);
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-privacy .pv-hero__lede {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-privacy .pv-hero__facts {
  margin: 0;
  display: grid;
  gap: 14px;
  border-left: 2px solid var(--cyan);
  padding-left: 20px;
}

.page-privacy .pv-fact dt {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-dim);
}

.page-privacy .pv-fact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
}

.page-privacy .pv-banner {
  position: relative;
  z-index: 1;
  margin: clamp(28px, 4vw, 52px) 0 0;
  border: 1px solid var(--line);
  background: var(--bg-panel);
}

.page-privacy .pv-banner img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 两栏骨架 ---------- */
.page-privacy .pv-layout {
  display: grid;
  gap: clamp(30px, 4vw, 48px);
  padding: clamp(36px, 5vw, 68px) 0 clamp(56px, 8vw, 112px);
}

/* ---------- 侧边章节目录 ---------- */
.page-privacy .pv-toc {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.page-privacy .pv-toc__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--text-dim);
}

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

.page-privacy .pv-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color .24s var(--ease);
}

.page-privacy .pv-toc__list a .mono {
  font-size: 12px;
  color: var(--legacy);
}

.page-privacy .pv-toc__list a:hover,
.page-privacy .pv-toc__list a:focus-visible {
  color: var(--text);
}

.page-privacy .pv-toc__list a:hover .mono,
.page-privacy .pv-toc__list a:focus-visible .mono {
  color: var(--cyan);
}

.page-privacy .pv-toc__foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-privacy .pv-toc__foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 192, .4);
}

/* ---------- 条款正文 ---------- */
.page-privacy .pv-sec {
  padding: clamp(26px, 3.4vw, 42px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
  transition: background-color .24s var(--ease);
}

.page-privacy .pv-sec:first-child {
  border-top: none;
  padding-top: 0;
}

.page-privacy .pv-sec:target {
  background: var(--pv-cyan-bg);
}

.page-privacy .pv-sec__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 22px);
  margin-bottom: 18px;
}

.page-privacy .pv-sec__num {
  flex: none;
  font-size: 14px;
  line-height: 1;
  padding: 6px 8px;
  color: var(--gold);
  border: 1px solid var(--line);
}

.page-privacy .pv-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(21px, 2.8vw, 28px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-privacy .pv-body p {
  margin: 0 0 16px;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-privacy .pv-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 192, .4);
}

.page-privacy .pv-body a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 列表 ---------- */
.page-privacy .pv-list,
.page-privacy .pv-more__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-privacy .pv-more__list {
  margin-top: 12px;
}

.page-privacy .pv-list li,
.page-privacy .pv-more__list li {
  position: relative;
  padding-left: 18px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-privacy .pv-list li::before,
.page-privacy .pv-more__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  background: var(--legacy);
}

.page-privacy .pv-list__k {
  display: inline-block;
  margin-right: 6px;
  color: var(--text);
  font-weight: 600;
}

/* ---------- 强调块 ---------- */
.page-privacy .pv-note {
  margin: 22px 0 0;
  padding: 16px 20px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
  background: var(--pv-legacy-bg);
  border-left: 2px solid var(--legacy);
}

.page-privacy .pv-note--legacy {
  margin-top: 20px;
}

.page-privacy .pv-note--cyan {
  color: var(--text);
  background: var(--pv-cyan-bg);
  border-left-color: var(--cyan);
}

/* ---------- 目的四格 ---------- */
.page-privacy .pv-purpose {
  display: grid;
  gap: 1px;
  margin-top: 22px;
  background: var(--line-soft);
  border: 1px solid var(--line);
}

.page-privacy .pv-purpose__item {
  background: var(--bg-section);
  padding: 18px 20px;
}

.page-privacy .pv-purpose__k {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-privacy .pv-purpose__item p:last-child {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 折叠补充 ---------- */
.page-privacy .pv-more {
  margin-top: 22px;
  border: 1px solid var(--line);
  background: var(--bg-panel);
}

.page-privacy .pv-more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  cursor: pointer;
  list-style: none;
}

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

.page-privacy .pv-more summary::after {
  content: "＋";
  flex: none;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--cyan);
}

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

.page-privacy .pv-more__body {
  padding: 16px 18px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pv-more__body p {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 页尾行动区 ---------- */
.page-privacy .pv-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-privacy .pv-foot__text {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-privacy .pv-foot__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-privacy .pv-purpose {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-privacy .pv-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-privacy .pv-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 84px);
  }

  .page-privacy .pv-toc {
    position: sticky;
    top: var(--pv-sticky-top);
    align-self: start;
  }

  .page-privacy .pv-toc__list a {
    border-bottom-color: transparent;
  }

  .page-privacy .pv-toc__list a:hover,
  .page-privacy .pv-toc__list a:focus-visible {
    border-bottom-color: var(--line-soft);
  }

  .page-privacy .pv-banner img {
    aspect-ratio: 4 / 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy .pv-toc__list a,
  .page-privacy .pv-sec {
    transition: none;
  }
}