.page-disclaimer {
  --disc-gap: clamp(14px, 1.8vw, 24px);
  --disc-pad: clamp(20px, 3vw, 36px);
  --disc-num-col: clamp(52px, 6vw, 78px);
  --disc-soft: rgba(236, 241, 237, 0.78);
  --disc-softer: rgba(236, 241, 237, 0.68);
  display: block;
  overflow-wrap: break-word;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .crumb {
  margin-bottom: var(--disc-gap);
}

/* ---------- 页头 ---------- */
.page-disclaimer .disc-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(18px, 2.4vw, 28px);
  margin-bottom: clamp(28px, 4vw, 52px);
}

.page-disclaimer .disc-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-disclaimer h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 54px);
  line-height: 1.04;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-disclaimer .disc-hero-copy .serif-lead {
  margin: 0;
  max-width: 62ch;
  font-family: var(--font-serif);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.78;
  color: var(--disc-soft);
}

.page-disclaimer .disc-hero-tags {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-disclaimer .disc-hero-fig {
  margin: 0;
}

.page-disclaimer .disc-hero-fig img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-disclaimer .disc-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: end;
    gap: clamp(22px, 3vw, 44px);
  }
}

/* ---------- 主体两栏 ---------- */
.page-disclaimer .disc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
}

@media (min-width: 980px) {
  .page-disclaimer .disc-layout {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 302px);
    align-items: start;
  }
}

.page-disclaimer .disc-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ---------- 条款 ---------- */
.page-disclaimer .disc-clause {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: clamp(22px, 3.4vw, 38px) 0;
  border-top: 1px solid var(--line);
}

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

@media (min-width: 720px) {
  .page-disclaimer .disc-clause {
    grid-template-columns: var(--disc-num-col) minmax(0, 1fr);
    column-gap: clamp(16px, 2vw, 30px);
  }
}

.page-disclaimer .disc-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(30px, 4.6vw, 40px);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: 0.02em;
  color: var(--rock);
  user-select: none;
  transition: color 150ms ease, transform 150ms ease;
}

.page-disclaimer .disc-clause:hover .disc-num,
.page-disclaimer .disc-clause:focus-within .disc-num {
  color: var(--cyan);
  transform: translateX(3px);
}

.page-disclaimer .disc-clause-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  max-width: 70ch;
}

.page-disclaimer .disc-clause-body h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 27px);
  line-height: 1.24;
  letter-spacing: 0.01em;
  color: var(--cream);
}

.page-disclaimer .disc-clause-body p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  color: var(--disc-soft);
}

.page-disclaimer .disc-list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .disc-list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--disc-softer);
}

.page-disclaimer .disc-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 旁注栏 ---------- */
.page-disclaimer .disc-rail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  align-content: start;
  min-width: 0;
}

@media (min-width: 980px) {
  .page-disclaimer .disc-rail {
    position: sticky;
    top: clamp(16px, 2vw, 32px);
  }
}

.page-disclaimer .disc-rail-box {
  padding: 16px 18px;
}

.page-disclaimer .disc-feed {
  padding: 16px 18px;
}

.page-disclaimer .disc-rail-title {
  margin: 0 0 11px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--moss-soft);
}

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

.page-disclaimer .toc-link {
  display: block;
  padding: 7px 10px;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.45;
  color: var(--disc-softer);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color 130ms ease, border-color 130ms ease, background 130ms ease;
}

.page-disclaimer .toc-link:hover,
.page-disclaimer .toc-link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 240, 200, 0.07);
}

.page-disclaimer .toc-link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(53, 240, 200, 0.1);
}

.page-disclaimer .disc-rel {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-disclaimer .disc-rel a {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--cream);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 3px;
  transition: color 130ms ease, border-color 130ms ease, transform 130ms ease;
}

.page-disclaimer .disc-rel a:hover,
.page-disclaimer .disc-rel a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  transform: translateX(2px);
}

/* ---------- 返回顶部 ---------- */
.page-disclaimer .disc-top {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 8px;
  margin-top: clamp(24px, 3.4vw, 42px);
  padding: 12px 0 2px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--rock);
  text-decoration: none;
  transition: color 130ms ease;
}

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

/* ---------- 窄屏保护 ---------- */
@media (max-width: 520px) {
  .page-disclaimer .disc-num {
    font-size: 26px;
  }
  .page-disclaimer .disc-clause-body h2 {
    font-size: 19px;
  }
  .page-disclaimer .disc-list li {
    padding-left: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-num,
  .page-disclaimer .toc-link,
  .page-disclaimer .disc-rel a,
  .page-disclaimer .disc-top {
    transition: none;
  }
  .page-disclaimer .disc-clause:hover .disc-num,
  .page-disclaimer .disc-clause:focus-within .disc-num,
  .page-disclaimer .disc-rel a:hover,
  .page-disclaimer .disc-rel a:focus-visible {
    transform: none;
  }
}