.page-disclaimer {
  --doc-rule: rgba(62, 76, 99, 0.52);
  --doc-rule-soft: rgba(62, 76, 99, 0.3);
  --doc-pad: clamp(1.5rem, 5vw, 2.75rem);
  color: var(--bone);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

.page-disclaimer .breadcrumb {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

/* ── 首屏 ─────────────────────────────── */
.page-disclaimer .doc-hero {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 5vw, 3rem);
  border-bottom: 1px solid var(--doc-rule);
  position: relative;
}

.page-disclaimer .doc-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: min(46%, 420px);
  height: 2px;
  background: linear-gradient(90deg, var(--clay), var(--flame) 55%, var(--neon));
}

.page-disclaimer .doc-hero-text {
  max-width: 44rem;
}

.page-disclaimer .doc-hero .h1 {
  margin: 0.35rem 0 0.9rem;
  font-size: clamp(2.1rem, 8vw, var(--fs-64));
  line-height: 1.06;
  letter-spacing: -0.015em;
  font-weight: 900;
  color: var(--bone);
}

.page-disclaimer .doc-lede {
  max-width: 40rem;
  color: var(--rock);
  margin-bottom: 1.25rem;
}

.page-disclaimer .doc-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-disclaimer .doc-hero-media {
  margin: 0;
}

.page-disclaimer .doc-hero-media .media-frame {
  background: var(--steel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg) var(--radius-sm) var(--radius-lg) var(--radius-lg);
}

.page-disclaimer .doc-hero-media img {
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  display: block;
}

.page-disclaimer .media-caption {
  font-size: var(--fs-12);
  color: var(--rock);
  margin-top: 0.6rem;
}

/* ── 主体布局 ─────────────────────────── */
.page-disclaimer .doc-layout {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  padding-top: clamp(2rem, 5vw, 3rem);
}

.page-disclaimer .doc-body {
  min-width: 0;
}

.page-disclaimer .doc-side {
  min-width: 0;
}

/* ── 分节 ─────────────────────────────── */
.page-disclaimer .rule-section {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.25rem) 0 clamp(1.75rem, 4vw, 2.5rem);
  border-top: 1px solid var(--doc-rule-soft);
}

.page-disclaimer .rule-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .rule-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: baseline;
  column-gap: clamp(0.85rem, 2.5vw, 1.5rem);
  margin-bottom: 1rem;
}

.page-disclaimer .rule-num {
  font-family: var(--mono);
  font-size: clamp(1.9rem, 6vw, var(--fs-40));
  font-weight: 800;
  line-height: 1;
  color: var(--clay);
  letter-spacing: 0.02em;
  text-shadow: 0 0 26px rgba(228, 87, 46, 0.35);
}

.page-disclaimer .rule-head .h2 {
  margin: 0;
  font-size: clamp(1.2rem, 4vw, var(--fs-28));
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.005em;
  color: var(--bone);
}

.page-disclaimer .rule-text {
  padding-left: clamp(0, 0.5vw, 0);
}

.page-disclaimer .rule-text p {
  max-width: 62ch;
  line-height: 1.75;
  color: var(--rock);
  margin: 0 0 0.95rem;
  font-size: var(--fs-16);
}

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

.page-disclaimer .rule-text .num {
  color: var(--bone);
  font-family: var(--mono);
  font-weight: 800;
}

.page-disclaimer .rule-text a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(76, 224, 165, 0.4);
}

.page-disclaimer .rule-text a:hover {
  color: var(--flame);
  border-bottom-color: var(--flame);
}

.page-disclaimer .rule-note {
  margin-top: 1.1rem;
  max-width: 62ch;
  border-left: 3px solid var(--moss);
  padding: 0.55rem 0 0.55rem 0.9rem;
  background: linear-gradient(90deg, rgba(111, 143, 95, 0.16), rgba(111, 143, 95, 0));
}

.page-disclaimer .rule-note p {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--bone);
  line-height: 1.7;
}

.page-disclaimer .rule-note a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(76, 224, 165, 0.4);
}

.page-disclaimer .rule-section--last {
  border-bottom: 1px solid var(--doc-rule-soft);
  padding-bottom: clamp(2rem, 5vw, 3rem);
}

/* ── 联系卡 ───────────────────────────── */
.page-disclaimer .doc-contact-card {
  margin-top: 1.4rem;
  max-width: 40rem;
  background: var(--slate);
  border: 1px solid var(--line);
  border-radius: var(--radius) var(--radius-sm) var(--radius) var(--radius);
  box-shadow: 0 18px 44px rgba(11, 18, 32, 0.55);
}

.page-disclaimer .doc-contact-card .card-head {
  border-bottom: 1px solid var(--doc-rule-soft);
}

.page-disclaimer .doc-contact-card .h3 {
  margin: 0;
  font-size: var(--fs-20);
  font-weight: 800;
  color: var(--bone);
}

.page-disclaimer .doc-contact-list {
  margin: 0;
}

.page-disclaimer .doc-contact-row {
  display: grid;
  gap: 0.2rem;
  padding: 0.65rem 0;
  border-bottom: 1px dashed var(--doc-rule-soft);
}

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

.page-disclaimer .doc-contact-row dt {
  font-size: var(--fs-12);
  color: var(--rock);
  letter-spacing: 0.04em;
}

.page-disclaimer .doc-contact-row dd {
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 600;
  color: var(--bone);
  word-break: break-word;
}

.page-disclaimer .doc-contact-row dd.num {
  font-family: var(--mono);
  letter-spacing: 0.01em;
}

.page-disclaimer .doc-contact-note {
  margin: 1rem 0 0;
  font-size: var(--fs-12);
  color: var(--rock);
  line-height: 1.7;
}

.page-disclaimer .doc-contact-card .card-foot {
  border-top: 1px solid var(--doc-rule-soft);
}

.page-disclaimer .doc-contact-card .card-foot p {
  margin: 0;
  font-size: var(--fs-14);
  color: var(--rock);
  line-height: 1.7;
}

.page-disclaimer .doc-contact-card .card-foot a {
  color: var(--flame);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 138, 76, 0.45);
}

/* ── 目录 ─────────────────────────────── */
.page-disclaimer .doc-toc-wrap {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--steel);
}

.page-disclaimer .doc-toc-summary {
  cursor: pointer;
  list-style: none;
  padding: 0.85rem 1rem;
  font-size: var(--fs-14);
  font-weight: 700;
  color: var(--bone);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.page-disclaimer .doc-toc-summary::after {
  content: "展开";
  font-size: var(--fs-12);
  font-weight: 500;
  font-family: var(--mono);
  color: var(--neon);
}

.page-disclaimer .doc-toc-wrap[open] .doc-toc-summary::after {
  content: "收起";
}

.page-disclaimer .doc-toc {
  padding: 0 1rem 1rem;
}

.page-disclaimer .doc-toc-title {
  margin: 0 0 0.7rem;
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--rock);
  font-family: var(--mono);
  text-transform: uppercase;
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.1rem;
}

.page-disclaimer .toc-list a {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  align-items: baseline;
  gap: 0.5rem;
  padding: 0.42rem 0.35rem;
  font-size: var(--fs-14);
  color: var(--rock);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.page-disclaimer .toc-list a .num {
  font-family: var(--mono);
  font-weight: 800;
  font-size: var(--fs-12);
  color: var(--grid);
}

.page-disclaimer .toc-list a:hover {
  color: var(--bone);
  border-left-color: var(--flame);
}

.page-disclaimer .toc-list a[aria-current="true"] {
  color: var(--bone);
  border-left-color: var(--clay);
  background: rgba(228, 87, 46, 0.12);
}

.page-disclaimer .toc-list a[aria-current="true"] .num {
  color: var(--clay);
}

.page-disclaimer .doc-toc-foot {
  margin: 0.9rem 0 0;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--doc-rule-soft);
  font-size: var(--fs-10);
  font-family: var(--mono);
  color: var(--rock);
}

/* ── 响应式 ───────────────────────────── */
@media (min-width: 720px) {
  .page-disclaimer .doc-hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .doc-contact-row {
    grid-template-columns: 8rem minmax(0, 1fr);
    align-items: baseline;
    gap: 1rem;
  }
}

@media (min-width: 980px) {
  .page-disclaimer .doc-hero {
    grid-template-columns: minmax(0, 55fr) minmax(0, 45fr);
    align-items: center;
  }

  .page-disclaimer .doc-layout {
    grid-template-columns: minmax(0, 1fr) 16rem;
    grid-template-areas: "body toc";
    column-gap: clamp(2rem, 4vw, 3.5rem);
    align-items: start;
  }

  .page-disclaimer .doc-body {
    grid-area: body;
  }

  .page-disclaimer .doc-side {
    grid-area: toc;
    position: sticky;
    top: calc(var(--head-h) + 1rem);
  }

  .page-disclaimer .doc-toc-wrap {
    border-color: transparent;
    background: transparent;
  }

  .page-disclaimer .doc-toc-summary {
    display: none;
  }

  .page-disclaimer .doc-toc {
    padding: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-list a {
    transition: none;
  }
}
```