.page-disclaimer {
  --rule-card-shadow: 8px 8px 0 0 #040F1D;
  --rule-hairline: rgba(143, 166, 184, .28);
  --rule-soft-line: rgba(24, 224, 255, .16);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(16px, 3vw, 24px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-disclaimer .breadcrumbs a {
  color: var(--accent);
  text-decoration: none;
}

.page-disclaimer .breadcrumbs a:hover,
.page-disclaimer .breadcrumbs a:focus-visible {
  text-decoration: underline;
}

/* ---------- 页首 ---------- */
.page-disclaimer .doc-hero {
  position: relative;
  margin-top: clamp(16px, 3vw, 24px);
  border: 2px solid var(--edge);
  background:
    radial-gradient(120% 130% at 6% 0%, rgba(24, 224, 255, .18), transparent 58%),
    radial-gradient(90% 110% at 96% 100%, rgba(255, 106, 42, .16), transparent 62%),
    linear-gradient(158deg, var(--nebula), var(--space-blue) 72%);
  box-shadow: var(--rule-card-shadow);
  overflow: hidden;
}

.page-disclaimer .doc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--rule-soft-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--rule-soft-line) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(circle at 18% 12%, #000 0%, transparent 78%);
  mask-image: radial-gradient(circle at 18% 12%, #000 0%, transparent 78%);
  pointer-events: none;
}

.page-disclaimer .doc-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -70px;
  width: 220px;
  height: 220px;
  border: 2px solid rgba(182, 255, 59, .35);
  transform: rotate(45deg);
  pointer-events: none;
}

.page-disclaimer .doc-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(20px, 4vw, 36px);
  padding: clamp(22px, 4vw, 44px);
}

.page-disclaimer .doc-hero-copy > .eyebrow {
  margin-bottom: 14px;
}

.page-disclaimer .doc-hero-copy .display-lg {
  margin: 0 0 16px;
  letter-spacing: -.015em;
  line-height: 1.08;
}

.page-disclaimer .doc-hero-copy .lede {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.78;
  color: var(--text);
}

.page-disclaimer .version-strip {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .version-chip {
  display: flex;
  flex-direction: column;
  gap: 3px;
  max-width: 100%;
  padding: 10px 13px;
  border: 1px solid rgba(24, 224, 255, .42);
  background: rgba(7, 26, 47, .72);
}

.page-disclaimer .version-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-disclaimer .version-val {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

.page-disclaimer .hero-visual {
  margin: 0;
  border: 2px solid var(--edge);
  background: var(--space-blue);
  box-shadow: 6px 6px 0 0 #040F1D;
  overflow: hidden;
}

.page-disclaimer .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

/* ---------- 文档布局 ---------- */
.page-disclaimer .doc-layout {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(32px, 5vw, 56px);
}

/* ---------- 目录 ---------- */
.page-disclaimer .doc-toc {
  border: 2px solid var(--edge);
  background: var(--nebula);
  box-shadow: 6px 6px 0 0 #040F1D;
  padding: 18px;
}

.page-disclaimer .toc-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-warm);
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-disclaimer .toc-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.45;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-disclaimer .toc-list a:hover,
.page-disclaimer .toc-list a:focus-visible {
  background: rgba(24, 224, 255, .1);
  border-left-color: var(--accent);
  color: var(--mist);
}

.page-disclaimer .toc-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: .06em;
}

.page-disclaimer .toc-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--rule-hairline);
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 条款卡片 ---------- */
.page-disclaimer .rule-stack {
  display: grid;
  gap: clamp(14px, 2.4vw, 20px);
  min-width: 0;
}

.page-disclaimer .rule-card {
  border: 2px solid var(--edge);
  background: var(--surface);
  box-shadow: var(--rule-card-shadow);
  scroll-margin-top: calc(var(--header-h) + 20px);
}

.page-disclaimer .rule-card--warm {
  border-color: rgba(255, 106, 42, .55);
  background:
    linear-gradient(180deg, rgba(255, 106, 42, .07), transparent 42%),
    var(--surface);
}

.page-disclaimer .rule-summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

.page-disclaimer .rule-summary::-webkit-details-marker {
  display: none;
}

.page-disclaimer .rule-summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--accent);
}

.page-disclaimer .rule-card[open] > .rule-summary::after {
  content: "−";
  color: var(--lime);
}

.page-disclaimer .rule-summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}

.page-disclaimer .rule-no {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--accent);
}

.page-disclaimer .rule-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 2.4vw, 23px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--mist);
}

.page-disclaimer .rule-body {
  padding: 0 18px 22px;
  border-top: 1px dashed var(--rule-hairline);
  padding-top: 18px;
}

.page-disclaimer .rule-body p {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-disclaimer .rule-body p + p,
.page-disclaimer .rule-body p + ul,
.page-disclaimer .rule-body p + dl,
.page-disclaimer .rule-body ul + p,
.page-disclaimer .rule-body dl + p {
  margin-top: 16px;
}

.page-disclaimer .rule-body ul {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  max-width: 68ch;
}

.page-disclaimer .rule-body li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-disclaimer .rule-body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 8px;
  background: var(--accent);
  transform: rotate(45deg);
}

.page-disclaimer .rule-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 价格档位 ---------- */
.page-disclaimer .price-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  max-width: none;
}

.page-disclaimer .price-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px;
  border: 2px solid var(--edge);
  background: var(--space-blue);
  padding-left: 14px;
}

.page-disclaimer .price-item::before {
  display: none;
}

.page-disclaimer .price-tier {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-disclaimer .price-num {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.1;
  color: var(--accent-warm);
}

.page-disclaimer .price-use {
  font-size: 13px;
  line-height: 1.65;
  color: var(--text-dim);
}

/* ---------- 授权范围定义列表 ---------- */
.page-disclaimer .scope-list {
  margin: 18px 0 0;
  border: 2px solid var(--edge);
  background: var(--space-blue);
  max-width: 68ch;
}

.page-disclaimer .scope-row {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--rule-hairline);
}

.page-disclaimer .scope-row:last-child {
  border-bottom: 0;
}

.page-disclaimer .scope-row dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--lime);
}

.page-disclaimer .scope-row dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text);
}

/* ---------- 联系方式 ---------- */
.page-disclaimer .contact-grid {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.page-disclaimer .contact-cell {
  border: 2px solid var(--edge);
  background: var(--space-blue);
  padding: 13px 14px;
}

.page-disclaimer .contact-key {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-disclaimer .contact-val {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  overflow-wrap: anywhere;
}

.page-disclaimer .contact-note {
  margin-top: 16px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 后续入口 ---------- */
.page-disclaimer .next-step {
  margin-top: clamp(28px, 5vw, 52px);
  border: 2px solid var(--edge);
  background:
    linear-gradient(115deg, rgba(24, 224, 255, .12), transparent 46%),
    var(--nebula);
  box-shadow: var(--rule-card-shadow);
  padding: clamp(22px, 4vw, 40px);
}

.page-disclaimer .next-step .display-md {
  margin: 0 0 12px;
  letter-spacing: -.01em;
}

.page-disclaimer .next-step .prose {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
}

.page-disclaimer .next-step .btn-row {
  margin-top: 20px;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 640px) {
  .page-disclaimer .price-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-disclaimer .scope-row {
    grid-template-columns: 128px minmax(0, 1fr);
    gap: 16px;
    align-items: baseline;
  }

  .page-disclaimer .scope-row dt {
    padding-top: 2px;
  }

  .page-disclaimer .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 68ch;
  }

  .page-disclaimer .contact-cell--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .doc-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-disclaimer .doc-layout {
    grid-template-columns: 268px minmax(0, 1fr);
    align-items: start;
  }

  .page-disclaimer .doc-toc {
    position: sticky;
    top: calc(var(--header-h) + 16px);
  }

  .page-disclaimer .rule-summary {
    padding: 18px 22px;
  }

  .page-disclaimer .rule-body {
    padding: 20px 22px 26px;
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .doc-hero-grid {
    padding: clamp(32px, 3vw, 48px);
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-list a,
  .page-disclaimer .rule-summary::after {
    transition: none;
  }
}

/* ---------- 打印 ---------- */
@media print {
  .page-disclaimer .doc-toc,
  .page-disclaimer .next-step {
    display: none;
  }

  .page-disclaimer .doc-hero,
  .page-disclaimer .rule-card {
    box-shadow: none;
  }

  .page-disclaimer .doc-layout {
    display: block;
  }

  .page-disclaimer .rule-card {
    break-inside: avoid;
    margin-bottom: 14px;
  }
}