.page-disclaimer {
  --ag-rail: 268px;
  --ag-glass: rgba(22, 50, 79, 0.62);
  --ag-rule: rgba(42, 63, 85, 0.9);
  --ag-tint: rgba(0, 229, 200, 0.07);
  position: relative;
  padding-bottom: 96px;
}

.page-disclaimer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 640px;
  background:
    radial-gradient(880px 340px at 10% 0%, rgba(0, 229, 200, 0.11), transparent 70%),
    radial-gradient(680px 300px at 92% 4%, rgba(255, 179, 71, 0.07), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-disclaimer .doc-shell {
  position: relative;
  z-index: 1;
}

/* 面包屑 */
.page-disclaimer .breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 30px 0 0;
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  color: var(--text-mute);
}

.page-disclaimer .breadcrumb a {
  color: var(--text-mute);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--ease), border-color var(--ease);
}

.page-disclaimer .breadcrumb a:hover,
.page-disclaimer .breadcrumb a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-disclaimer .breadcrumb__sep {
  color: var(--line);
}

.page-disclaimer .breadcrumb [aria-current="page"] {
  color: var(--text);
}

/* 文档头部 */
.page-disclaimer .doc-head {
  display: grid;
  gap: 28px;
  padding: 34px 0 36px;
  border-bottom: 1px solid var(--ag-rule);
}

.page-disclaimer .display-title {
  max-width: 24ch;
  margin: 14px 0 0;
  overflow-wrap: break-word;
}

.page-disclaimer .doc-head__lede {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: var(--t-md);
  line-height: 1.85;
  color: var(--text-mute);
}

.page-disclaimer .doc-head__glass {
  display: grid;
  gap: 10px;
  align-self: end;
  padding: 18px 20px;
  border: 1px solid rgba(0, 229, 200, 0.26);
  border-radius: 14px;
  background: var(--ag-glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 40px -28px rgba(0, 0, 0, 0.9);
}

.page-disclaimer .glass-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  margin: 0;
  font-size: var(--t-xs);
  letter-spacing: 0.05em;
  color: var(--text-mute);
}

.page-disclaimer .glass-row .mono {
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-disclaimer .glass-row--key {
  padding-top: 10px;
  border-top: 1px solid var(--ag-rule);
  color: var(--text);
}

.page-disclaimer .glass-row--key .mono {
  color: var(--amber);
}

/* 顶部示意图 */
.page-disclaimer .doc-figure {
  margin: 46px 0 0;
  border: 1px solid var(--ag-rule);
  border-radius: 16px;
  overflow: hidden;
  background: var(--ink-800);
}

.page-disclaimer .doc-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 500;
  object-fit: cover;
  max-width: 100%;
}

.page-disclaimer .doc-figure figcaption {
  padding: 12px 18px;
  border-top: 1px solid var(--ag-rule);
  font-size: var(--t-label);
  letter-spacing: 0.08em;
  color: var(--text-mute);
}

/* 条款主体：左索引 + 右正文 */
.page-disclaimer .doc-body {
  margin-top: 54px;
  display: grid;
  gap: 34px;
}

.page-disclaimer .doc-toc {
  border: 1px solid var(--ag-rule);
  border-radius: 14px;
  background: var(--ink-800);
  padding: 18px 14px;
}

.page-disclaimer .doc-toc__title {
  margin: 0 0 14px;
  padding-left: 14px;
  font-size: var(--t-label);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-disclaimer .doc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-disclaimer .doc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 12px 10px 14px;
  border-left: 2px solid transparent;
  border-radius: 0 8px 8px 0;
  color: var(--text-mute);
  font-size: var(--t-sm);
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--ease), border-color var(--ease), background var(--ease);
}

.page-disclaimer .doc-toc__list .mono {
  font-size: var(--t-xs);
  color: var(--line);
  transition: color var(--ease);
}

.page-disclaimer .doc-toc__list a:hover,
.page-disclaimer .doc-toc__list a:focus-visible {
  color: var(--text);
  border-left-color: var(--cyan);
  background: var(--ag-tint);
}

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

.page-disclaimer .doc-toc__list a[aria-current="true"] {
  color: var(--text);
  border-left-color: var(--cyan);
  background: rgba(0, 229, 200, 0.1);
}

.page-disclaimer .doc-toc__list a[aria-current="true"] .mono {
  color: var(--cyan);
}

/* 条款正文 */
.page-disclaimer .clause {
  position: relative;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--ag-rule);
  scroll-margin-top: 108px;
}

.page-disclaimer .clause + .clause {
  margin-top: 40px;
}

.page-disclaimer .clause:last-of-type {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-disclaimer .clause__title {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin: 0 0 16px;
  font-size: var(--t-xl);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.35;
  color: var(--text);
}

.page-disclaimer .clause__num {
  font-size: var(--t-2xl);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--amber);
}

.page-disclaimer .clause__anchor {
  margin-left: auto;
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--line);
  text-decoration: none;
  opacity: 0.55;
  transition: opacity var(--ease), color var(--ease);
}

.page-disclaimer .clause:hover .clause__anchor,
.page-disclaimer .clause__anchor:focus-visible {
  opacity: 1;
}

.page-disclaimer .clause__anchor:hover,
.page-disclaimer .clause__anchor:focus-visible {
  color: var(--cyan);
}

.page-disclaimer .clause__prose p {
  margin: 0 0 14px;
  max-width: 68ch;
  font-size: var(--t-md);
  line-height: 1.85;
  color: var(--text-mute);
}

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

.page-disclaimer .clause__prose a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 200, 0.38);
  transition: color var(--ease), border-color var(--ease);
}

.page-disclaimer .clause__prose a:hover,
.page-disclaimer .clause__prose a:focus-visible {
  color: var(--cyan-hover);
  border-bottom-color: var(--cyan-hover);
}

/* 底部状态条 */
.page-disclaimer .doc-status {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 30px;
  margin-top: 58px;
  padding: 18px 22px;
  border: 1px solid var(--ag-rule);
  border-radius: 12px;
  background: var(--ink-800);
  font-size: var(--t-xs);
  letter-spacing: 0.05em;
  color: var(--text-mute);
}

.page-disclaimer .doc-status__key {
  font-family: var(--mono);
  color: var(--cyan);
}

/* 桌面端：左侧条款索引固定 */
@media (min-width: 1024px) {
  .page-disclaimer .doc-head {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: end;
    gap: 52px;
  }

  .page-disclaimer .doc-body {
    grid-template-columns: var(--ag-rail) minmax(0, 1fr);
    gap: 68px;
    align-items: start;
  }

  .page-disclaimer .doc-toc {
    position: sticky;
    top: 104px;
    padding: 20px 14px;
  }

  .page-disclaimer .clause__prose p {
    font-size: 17px;
  }
}

@media (min-width: 1440px) {
  .page-disclaimer {
    --ag-rail: 300px;
  }
}

@media (max-width: 1023px) {
  .page-disclaimer .doc-toc__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 12px;
  }
}

@media (max-width: 640px) {
  .page-disclaimer {
    padding-bottom: 64px;
  }

  .page-disclaimer .display-title {
    font-size: var(--t-2xl);
  }

  .page-disclaimer .doc-head {
    padding: 26px 0 28px;
  }

  .page-disclaimer .doc-figure {
    margin-top: 32px;
  }

  .page-disclaimer .doc-body {
    margin-top: 36px;
  }

  .page-disclaimer .doc-toc__list {
    grid-template-columns: 1fr;
  }

  .page-disclaimer .clause__title {
    font-size: var(--t-lg);
    gap: 6px 12px;
  }

  .page-disclaimer .clause__num {
    font-size: var(--t-xl);
  }

  .page-disclaimer .doc-status {
    margin-top: 40px;
  }
}
</main>