.page-privacy {
  --pv-rule: rgba(10, 42, 74, .1);
  --pv-rule-strong: rgba(10, 42, 74, .2);
  position: relative;
  display: block;
  padding-bottom: clamp(48px, 8vw, 96px);
  background:
    linear-gradient(180deg, var(--yx-mist) 0%, #ffffff 34%, var(--yx-mist) 100%);
  color: var(--yx-ink);
  font-family: var(--yx-sans);
  overflow-x: hidden;
}

.page-privacy::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 560px;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(30, 93, 156, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 93, 156, .07) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .9), transparent 88%);
}

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

.page-privacy .yx-shell {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 页头 ---------- */

.page-privacy__head {
  max-width: 860px;
  padding-top: clamp(20px, 4vw, 44px);
}

.page-privacy__eyebrow {
  margin: 0 0 14px;
  font-family: var(--yx-mono);
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--yx-blue);
}

.page-privacy__head h1 {
  margin: 0 0 18px;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1.16;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--yx-deep);
}

.page-privacy__lead {
  margin: 0 0 22px;
  max-width: 62ch;
  font-size: clamp(15px, 1.7vw, 17.5px);
  line-height: 1.82;
  color: var(--yx-ink);
}

.page-privacy__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

/* ---------- 顶部氛围图 ---------- */

.page-privacy__hero {
  margin: clamp(26px, 4vw, 44px) 0 0;
  overflow: hidden;
  background: linear-gradient(120deg, var(--yx-deep), var(--yx-blue) 58%, var(--yx-bright));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 36px), calc(100% - 36px) 100%, 0 100%);
}

.page-privacy__hero img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 1600 / 600;
  object-fit: cover;
  opacity: .9;
}

/* ---------- 版式骨架 ---------- */

.page-privacy__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  margin-top: clamp(30px, 5vw, 52px);
}

/* ---------- 条款索引 ---------- */

.page-privacy__toc {
  border-top: 3px solid var(--yx-deep);
  padding-top: 14px;
}

.page-privacy__toc-title {
  margin: 0 0 12px;
  font-family: var(--yx-mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--yx-gray);
}

.page-privacy__toc-list {
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-privacy__toc-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--yx-gray);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color .2s var(--yx-ease), border-color .2s var(--yx-ease);
}

.page-privacy__toc-link:hover,
.page-privacy__toc-link:focus-visible {
  color: var(--yx-deep);
  border-bottom-color: var(--yx-orange);
}

.page-privacy__toc-num {
  font-family: var(--yx-mono);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--yx-bright);
}

/* ---------- 正文 ---------- */

.page-privacy__doc {
  max-width: 68ch;
  min-width: 0;
}

.page-privacy__doc .clause {
  padding: clamp(26px, 4vw, 40px) 0 clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--pv-rule-strong);
  scroll-margin-top: 110px;
}

.page-privacy__doc .clause:first-child {
  border-top: 3px solid var(--yx-deep);
  padding-top: clamp(22px, 3vw, 30px);
}

.page-privacy__doc .clause:target {
  border-top-color: var(--yx-orange);
}

.clause__head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 16px;
}

.clause__num {
  flex: 0 0 auto;
  font-family: var(--yx-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--yx-blue);
}

.page-privacy__doc .clause:target .clause__num {
  color: var(--yx-orange);
}

.clause__title {
  margin: 0;
  font-size: clamp(19px, 2.5vw, 24px);
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--yx-deep);
}

.page-privacy__doc p {
  margin: 0 0 14px;
  font-size: 15.5px;
  line-height: 1.82;
  color: var(--yx-ink);
}

.page-privacy__doc p:last-child {
  margin-bottom: 0;
}

.clause__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.clause__list li {
  position: relative;
  padding: 10px 0 10px 22px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--yx-ink);
  border-bottom: 1px solid var(--pv-rule);
}

.clause__list li:first-child {
  border-top: 1px solid var(--pv-rule);
}

.clause__list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 20px;
  width: 8px;
  height: 8px;
  background: var(--yx-blue);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 100%, 0 100%);
}

.clause__list strong {
  font-weight: 700;
  color: var(--yx-deep);
}

.clause__note {
  margin: 18px 0 0;
  padding: 14px 18px;
  border-left: 3px solid var(--yx-orange);
  background: linear-gradient(115deg, rgba(255, 122, 24, .07), rgba(74, 143, 212, .05));
  font-size: 14.8px;
  line-height: 1.78;
  color: var(--yx-deep);
}

/* ---------- 折叠说明 ---------- */

.clause__more {
  margin: 18px 0 0;
  border-top: 1px dashed var(--pv-rule-strong);
  border-bottom: 1px dashed var(--pv-rule-strong);
}

.clause__more summary {
  position: relative;
  list-style: none;
  cursor: pointer;
  padding: 13px 0 13px 26px;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--yx-blue);
}

.clause__more summary::-webkit-details-marker {
  display: none;
}

.clause__more summary::before {
  content: "+";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--yx-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--yx-orange);
}

.clause__more[open] summary::before {
  content: "–";
}

.clause__more summary:hover,
.clause__more summary:focus-visible {
  color: var(--yx-deep);
}

.clause__more-body {
  padding: 2px 0 16px 26px;
}

.clause__more-body p {
  margin: 0 0 12px;
  font-size: 14.8px;
  line-height: 1.8;
  color: var(--yx-gray);
}

.clause__more-body p:last-child {
  margin-bottom: 0;
}

/* ---------- 结尾行动入口 ---------- */

.page-privacy__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 22px 0 0;
}

/* ---------- 响应式 ---------- */

@media (min-width: 960px) {
  .page-privacy__layout {
    grid-template-columns: 224px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-privacy__toc {
    position: sticky;
    top: 96px;
    max-height: calc(100vh - 130px);
    overflow-y: auto;
    padding-bottom: 8px;
  }

  .page-privacy__toc-list {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-privacy__toc-list li + li {
    margin-top: 2px;
  }

  .page-privacy__toc-link {
    display: flex;
    white-space: normal;
    padding: 9px 10px;
    border-bottom: none;
    border-left: 2px solid transparent;
  }

  .page-privacy__toc-link:hover,
  .page-privacy__toc-link:focus-visible {
    border-left-color: var(--yx-orange);
    background: rgba(74, 143, 212, .07);
  }
}

@media (min-width: 1200px) {
  .page-privacy__layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: 72px;
  }
}

@media (max-width: 959px) {
  .page-privacy__hero {
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  }

  .page-privacy__hero img {
    aspect-ratio: 16 / 10;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-privacy__toc-link,
  .clause__more summary {
    transition: none;
  }
}