.page-disclaimer {
  padding-top: clamp(84px, 11vw, 116px);
  padding-bottom: clamp(40px, 6vw, 72px);
  background-color: var(--paper);
  background-image: radial-gradient(90% 55% at 6% 0%, rgba(227, 231, 241, 0.75), rgba(245, 241, 231, 0) 70%);
  background-repeat: no-repeat;
}

.page-disclaimer .disc-crumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-disclaimer .sb-breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .sb-breadcrumb__item {
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate);
}

.page-disclaimer .sb-breadcrumb__item span[aria-current="page"] {
  color: var(--indigo);
}

.page-disclaimer .sb-breadcrumb__link {
  font-size: 13px;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .sb-breadcrumb__link:hover {
  color: var(--indigo);
  border-bottom-color: var(--copper);
}

.page-disclaimer .sb-breadcrumb__sep {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--copper);
}

/* ---------- 首屏 ---------- */

.page-disclaimer .disc-hero {
  margin-bottom: clamp(22px, 4vw, 40px);
}

.disc-hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.disc-hero__text {
  min-width: 0;
  border-left: 2px solid var(--copper);
  padding-left: clamp(16px, 2.4vw, 26px);
}

.page-disclaimer .disc-hero__ttl {
  margin: 14px 0 18px;
}

.page-disclaimer .disc-hero__fig {
  margin: 0;
  min-width: 0;
}

.page-disclaimer .disc-hero__fig .sb-media__frame {
  overflow: hidden;
  border: 1px solid var(--line-ink);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}

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

.page-disclaimer .sb-media__cap {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 四段编号示例带 ---------- */

.disc-bandwrap {
  margin-top: clamp(28px, 4vw, 46px);
}

.disc-bandwrap__cap {
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--copper);
}

.disc-band {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-ink);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  overflow: hidden;
}

.disc-band__cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 18px 18px;
  background: var(--card);
}

.disc-band__pos {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--copper);
}

.disc-band__key {
  font-size: 13px;
  color: var(--slate);
}

.disc-band__val {
  font-size: 20px;
  line-height: 1.2;
  font-weight: 500;
  color: var(--indigo);
}

/* ---------- 主体双栏 ---------- */

.disc-layout {
  display: grid;
  gap: clamp(22px, 4vw, 48px);
  align-items: start;
  margin-top: clamp(34px, 5vw, 62px);
}

.disc-body {
  min-width: 0;
}

/* ---------- 页内索引条 ---------- */

.disc-rail__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--slate);
}

.disc-rail .sb-rail__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.disc-rail__item {
  flex: 0 0 auto;
}

.page-disclaimer .sb-rail__link {
  display: block;
  padding: 8px 13px;
  font-size: 13px;
  line-height: 1.4;
  color: var(--slate);
  text-decoration: none;
  background: var(--card);
  border: 1px solid var(--line-ink-soft);
  border-bottom: 2px solid transparent;
  border-radius: 8px;
  white-space: nowrap;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.page-disclaimer .sb-rail__link:hover {
  color: var(--indigo);
  background: var(--mist);
}

.page-disclaimer .sb-rail__link[aria-current="true"] {
  color: var(--indigo);
  border-bottom-color: var(--brick);
  background: var(--mist);
}

/* ---------- 章节 ---------- */

.page-disclaimer .disc-sec {
  padding: clamp(26px, 4vw, 42px) 0;
  border-top: 1px solid var(--line-ink-soft);
}

.page-disclaimer .disc-sec:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .disc-sec:last-child {
  padding-bottom: 0;
}

.page-disclaimer .disc-sec__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
  margin: 0 0 18px;
}

.page-disclaimer .disc-sec__idx {
  display: flex;
  align-items: flex-start;
  padding-top: 0.55em;
  padding-right: 14px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--copper);
  border-right: 1px solid var(--line-gold);
}

.page-disclaimer .disc-sec__ttl {
  margin: 0;
  min-width: 0;
}

/* ---------- 样例块 ---------- */

.page-disclaimer .disc-sample {
  display: block;
  margin: 0 0 18px;
  padding: 15px 18px;
  background: var(--mist);
  border-left: 2px solid var(--indigo);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-mono);
  font-size: clamp(14px, 3.6vw, 20px);
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--indigo);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* ---------- 正文与注记 ---------- */

.page-disclaimer .disc-sec .sb-text {
  max-width: 34em;
  margin: 0 0 1.1em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
}

.page-disclaimer .disc-sec .sb-text:last-child {
  margin-bottom: 0;
}

.page-disclaimer .disc-sec .sb-text strong {
  font-weight: 600;
  color: var(--indigo);
}

.page-disclaimer .disc-sec .sb-text a {
  color: var(--brick);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.18s ease;
}

.page-disclaimer .disc-sec .sb-text a:hover {
  color: var(--indigo);
}

.page-disclaimer .disc-sec .sb-note {
  max-width: 34em;
  margin: 14px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--slate);
}

/* ---------- 四段编号折叠行 ---------- */

.page-disclaimer .disc-segs {
  margin: 0 0 20px;
  border-top: 1px solid var(--line-ink-soft);
}

.page-disclaimer .disc-seg {
  border-bottom: 1px solid var(--line-ink-soft);
}

.page-disclaimer .disc-seg__head {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 14px 6px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  color: var(--indigo);
  border-radius: 6px;
  transition: background-color 0.18s ease;
}

.page-disclaimer .disc-seg__head:hover {
  background: var(--mist);
}

.page-disclaimer .disc-seg__head .sb-row__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-disclaimer .disc-seg__head .sb-row__title {
  min-width: 0;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
}

.page-disclaimer .disc-seg__head .sb-row__toggle {
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate);
  white-space: nowrap;
}

.page-disclaimer .disc-seg .sb-row__inner {
  padding: 0 6px 16px 38px;
}

.page-disclaimer .disc-seg .sb-row__inner p {
  max-width: 34em;
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .disc-band {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .disc-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .disc-layout {
    grid-template-columns: 216px minmax(0, 1fr);
  }

  .disc-rail {
    position: sticky;
    top: 104px;
  }

  .disc-rail .sb-rail__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .disc-rail__item {
    flex: 0 0 auto;
  }

  .page-disclaimer .sb-rail__link {
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 8px 8px 0;
    white-space: normal;
  }

  .page-disclaimer .sb-rail__link[aria-current="true"] {
    border-left-color: var(--brick);
    background: var(--mist);
  }

  .page-disclaimer .disc-sample {
    padding: 18px 22px;
  }
}

@media (max-width: 600px) {
  .page-disclaimer .disc-sec__head {
    gap: 12px;
  }

  .page-disclaimer .disc-sec__idx {
    padding-right: 10px;
  }

  .page-disclaimer .disc-sample {
    padding: 13px 14px;
    font-size: 13px;
  }

  .page-disclaimer .disc-seg .sb-row__inner {
    padding-left: 20px;
  }
}
<<<END>>>