.page-disclaimer {
  --dc-gap: clamp(20px, 4vw, 56px);
  --dc-measure: 72ch;
  background: var(--ink);
  color: var(--paper);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-disclaimer .dc-hero {
  position: relative;
  padding-block: clamp(22px, 4vw, 44px) clamp(30px, 5vw, 68px);
  background:
    radial-gradient(130% 100% at 88% -10%, rgba(20, 56, 47, .95), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink) 70%, rgba(20, 56, 47, .55) 100%);
  border-bottom: 2px solid var(--line);
}

.page-disclaimer .dc-hero__grid {
  display: grid;
  gap: var(--dc-gap);
  margin-top: clamp(20px, 3vw, 36px);
}

.page-disclaimer h1 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(40px, 6vw, 84px);
  line-height: .96;
  letter-spacing: -.02em;
  margin: .18em 0 .34em;
  color: var(--paper);
}

.page-disclaimer .dc-hero__intro {
  max-width: 48ch;
  margin: 0;
  font-size: clamp(15.5px, 1.3vw, 17.5px);
  line-height: 1.85;
  color: var(--paper-2);
  border-left: 3px solid var(--gold);
  padding-left: 16px;
}

.page-disclaimer .dc-hero__media {
  margin: 0;
}

.page-disclaimer .dc-hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 章节跳转 ---------- */
.page-disclaimer .dc-toc {
  background: var(--ink-2);
  border-bottom: 2px solid var(--line);
  position: sticky;
  top: var(--header-h);
  z-index: 6;
}

.page-disclaimer .dc-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 12px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .dc-toc__list li {
  flex: 0 0 auto;
}

.page-disclaimer .dc-toc__list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  background: rgba(12, 38, 33, .6);
  color: var(--gold-bright);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .02em;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color .18s ease, color .18s ease, transform .18s ease;
}

.page-disclaimer .dc-toc__list a:hover,
.page-disclaimer .dc-toc__list a:focus-visible {
  background: var(--gold);
  color: var(--ink);
  transform: translateY(-2px);
}

/* ---------- 条款章节 ---------- */
.page-disclaimer .dc-sec {
  padding-block: clamp(34px, 5vw, 76px);
  border-top: 2px solid var(--line-soft);
}

.page-disclaimer .dc-sec:first-of-type {
  border-top: 2px solid var(--line);
}

.page-disclaimer .dc-sec--alt {
  background: var(--ink-2);
}

.page-disclaimer .dc-sec__head {
  display: grid;
  gap: 12px;
  align-items: start;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-disclaimer .dc-sec__idx {
  margin: 0;
  font-size: clamp(44px, 8vw, 104px);
  line-height: .8;
  color: var(--gold);
  letter-spacing: -.03em;
}

.page-disclaimer .dc-sec__titles h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 1.15;
  letter-spacing: -.01em;
  margin: 0 0 .35em;
  color: var(--paper);
}

.page-disclaimer .dc-sec__summary {
  display: inline-block;
  margin: 0;
  padding: 6px 14px;
  background: rgba(90, 106, 100, .26);
  border-left: 3px solid var(--slate-lt);
  transform: skewX(-6deg);
}

.page-disclaimer .dc-sec__summary > span {
  display: inline-block;
  transform: skewX(6deg);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--paper-2);
}

.page-disclaimer .dc-sec__body {
  max-width: var(--dc-measure);
}

.page-disclaimer .dc-sec__body p {
  margin: 0 0 1.15em;
  font-size: clamp(15.5px, 1.15vw, 17px);
  line-height: 1.95;
  color: var(--paper);
}

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

.page-disclaimer .dc-sec__body a {
  color: var(--gold-bright);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .dc-sec__body a:hover {
  color: var(--paper);
  background: rgba(192, 151, 63, .22);
}

/* ---------- 底部咨询 ---------- */
.page-disclaimer .dc-cta {
  padding-block: clamp(40px, 6vw, 88px);
  background: var(--ink);
  border-top: 2px solid var(--line);
}

.page-disclaimer .dc-cta__panel {
  display: grid;
  gap: clamp(18px, 3vw, 32px);
  align-items: center;
  padding: clamp(24px, 3.5vw, 44px);
}

.page-disclaimer .dc-cta__copy h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 34px);
  line-height: 1.2;
  margin: .35em 0 .5em;
  color: var(--paper);
}

.page-disclaimer .dc-cta__copy p {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--paper-2);
}

.page-disclaimer .dc-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 悬浮返回 ---------- */
.page-disclaimer .dc-float {
  position: fixed;
  right: clamp(12px, 2.5vw, 26px);
  bottom: clamp(12px, 2.5vw, 26px);
  z-index: 40;
  display: inline-flex;
  align-items: center;
  padding: 10px 15px;
  background: var(--gold);
  color: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: var(--shadow-soft);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
  text-decoration: none;
  transition: transform .18s ease, background-color .18s ease;
}

.page-disclaimer .dc-float:hover,
.page-disclaimer .dc-float:focus-visible {
  background: var(--gold-bright);
  transform: translate(-2px, -2px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-disclaimer .dc-cta__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    justify-items: start;
  }

  .page-disclaimer .dc-cta__actions {
    justify-content: flex-start;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: end;
  }

  .page-disclaimer .dc-hero__media {
    align-self: end;
  }

  .page-disclaimer .dc-sec__head {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: clamp(20px, 3vw, 40px);
  }

  .page-disclaimer .dc-sec__body {
    margin-left: calc(132px + clamp(20px, 3vw, 40px));
  }
}

@media (min-width: 1180px) {
  .page-disclaimer .dc-sec__head {
    grid-template-columns: 168px minmax(0, 1fr);
  }

  .page-disclaimer .dc-sec__body {
    margin-left: calc(168px + clamp(20px, 3vw, 40px));
  }
}

@media (max-width: 520px) {
  .page-disclaimer .dc-hero__intro {
    border-left-width: 2px;
    padding-left: 12px;
  }

  .page-disclaimer .dc-sec__summary {
    transform: none;
  }

  .page-disclaimer .dc-sec__summary > span {
    transform: none;
  }

  .page-disclaimer .dc-float {
    padding: 8px 12px;
    font-size: 11.5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .dc-toc__list a,
  .page-disclaimer .dc-float {
    transition: none;
  }

  .page-disclaimer .dc-toc__list a:hover,
  .page-disclaimer .dc-toc__list a:focus-visible,
  .page-disclaimer .dc-float:hover,
  .page-disclaimer .dc-float:focus-visible {
    transform: none;
  }
}