.page-disclaimer {
  --disc-no-w: 68px;
  --disc-gap: clamp(12px, 2.4vw, 36px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* 首屏：松散的条目化开场 */
.page-disclaimer .disc-hero {
  padding-block: clamp(22px, 4vw, 44px) clamp(30px, 5vw, 52px);
}

.page-disclaimer .disc-hero__title {
  margin: 10px 0 0;
  max-width: 20ch;
  color: var(--ink);
}

.page-disclaimer .disc-hero__lede {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  max-width: 60ch;
  font-size: clamp(16.5px, 1.6vw, 19px);
  line-height: 1.9;
  color: var(--rock);
}

.page-disclaimer .disc-hero__meta {
  margin-top: clamp(18px, 2.4vw, 26px);
  padding-top: 12px;
  border-top: var(--hair);
  max-width: 46ch;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--rock-2);
}

/* 纵向展签 + 条款主体 */
.page-disclaimer .disc-shell {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: clamp(16px, 3vw, 40px);
  align-items: start;
}

.page-disclaimer .disc-rail {
  position: sticky;
  top: 132px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.page-disclaimer .disc-rail__mark {
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(15px, 1.6vw, 18px);
  line-height: 1;
  letter-spacing: 0.32em;
  color: var(--green);
}

.page-disclaimer .disc-rail__line {
  width: 1px;
  height: clamp(90px, 18vh, 180px);
  background: linear-gradient(180deg, var(--gold), rgba(201, 162, 39, 0));
}

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

/* 条款索引 */
.page-disclaimer .disc-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  padding-bottom: clamp(20px, 3vw, 30px);
}

.page-disclaimer .disc-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--sand-2);
  color: var(--rock);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-disclaimer .disc-index__link .mono {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--gold-deep);
}

.page-disclaimer .disc-index__link:hover {
  color: var(--ink);
  background: rgba(201, 162, 39, 0.16);
}

.page-disclaimer .disc-index__link:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* 条款条目 */
.page-disclaimer .clause {
  display: grid;
  grid-template-columns: var(--disc-no-w) minmax(0, 1fr);
  gap: var(--disc-gap);
  padding-block: clamp(32px, 5vw, 58px);
  border-top: var(--hair);
  scroll-margin-top: 130px;
}

.page-disclaimer .clause__no {
  margin: 0;
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

.page-disclaimer .clause__title {
  margin: 0 0 clamp(12px, 1.8vw, 18px);
  font-size: clamp(19px, 2.2vw, 25px);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .clause__body {
  min-width: 0;
}

.page-disclaimer .clause__body p {
  margin: 0 0 clamp(14px, 1.8vw, 20px);
  max-width: 62ch;
  font-size: 16.5px;
  line-height: 1.95;
  color: var(--rock);
  overflow-wrap: break-word;
}

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

.page-disclaimer .clause__body a {
  color: var(--green);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 162, 39, 0.75);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-disclaimer .clause__body a:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold-deep);
}

/* 责任边界：唯一的深底分区 */
.page-disclaimer .clause--boundary {
  border-top-color: transparent;
  border-radius: var(--r-lg);
  background: var(--green);
  padding-inline: clamp(20px, 3.2vw, 44px);
  margin-block: clamp(10px, 1.6vw, 18px);
}

.page-disclaimer .clause--boundary .clause__no {
  color: var(--gold);
}

.page-disclaimer .clause--boundary .clause__title {
  color: var(--sand-2);
}

.page-disclaimer .clause--boundary .clause__body p {
  color: rgba(251, 246, 236, 0.82);
}

.page-disclaimer .clause--boundary .clause__body a {
  color: var(--sand-2);
  border-bottom-color: rgba(201, 162, 39, 0.8);
}

.page-disclaimer .clause--boundary .clause__body a:hover {
  color: var(--gold);
}

/* 可展开的补充细则 */
.page-disclaimer .clause__more {
  margin-top: clamp(14px, 1.8vw, 20px);
  padding-top: 14px;
  border-top: 1px solid rgba(201, 162, 39, 0.45);
}

.page-disclaimer .clause__more summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--gold-deep);
  transition: color var(--dur) var(--ease);
}

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

.page-disclaimer .clause__more summary::after {
  content: "＋";
  font-size: 12px;
  line-height: 1;
  color: inherit;
}

.page-disclaimer .clause__more[open] summary::after {
  content: "－";
}

.page-disclaimer .clause__more summary:hover {
  color: var(--gold);
}

.page-disclaimer .clause__more summary:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-disclaimer .clause__more p {
  margin-top: 12px;
}

.page-disclaimer .clause--boundary .clause__more {
  border-top-color: rgba(201, 162, 39, 0.35);
}

.page-disclaimer .clause--boundary .clause__more summary {
  color: var(--sand-2);
}

.page-disclaimer .clause--boundary .clause__more summary:hover {
  color: var(--gold);
}

/* 层理意象图 */
.page-disclaimer .disc-figure {
  margin: clamp(26px, 4vw, 46px) 0 clamp(26px, 4vw, 46px) calc(var(--disc-no-w) + var(--disc-gap));
  padding-bottom: clamp(26px, 4vw, 46px);
  border-bottom: var(--hair-soft);
}

.page-disclaimer .disc-figure__frame {
  aspect-ratio: 16 / 7;
  overflow: hidden;
  border-radius: var(--r-md);
}

.page-disclaimer .disc-figure__frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.94);
}

.page-disclaimer .disc-figure .caption {
  margin-top: 12px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--rock-2);
}

@media (max-width: 899px) {
  .page-disclaimer {
    --disc-no-w: 0px;
    --disc-gap: 10px;
  }

  .page-disclaimer .disc-shell {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-disclaimer .disc-rail {
    display: none;
  }

  .page-disclaimer .clause {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-disclaimer .clause__no {
    padding-top: 0;
  }

  .page-disclaimer .disc-figure {
    margin-left: 0;
    margin-right: 0;
  }

  .page-disclaimer .clause--boundary {
    border-radius: var(--r-md);
    padding-inline: clamp(18px, 5vw, 28px);
  }
}

@media (max-width: 560px) {
  .page-disclaimer .clause {
    padding-block: 30px;
  }

  .page-disclaimer .clause__body p {
    font-size: 16px;
    line-height: 1.9;
  }

  .page-disclaimer .disc-index__link {
    font-size: 13px;
    padding: 6px 11px;
  }

  .page-disclaimer .disc-figure__frame {
    aspect-ratio: 4 / 3;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-index__link,
  .page-disclaimer .clause__body a,
  .page-disclaimer .clause__more summary {
    transition: none;
  }
}