.page-disclaimer {
  --ds-line: rgba(166, 176, 216, .14);
  --ds-line-strong: rgba(34, 224, 214, .28);
  --ds-card-bg: linear-gradient(158deg, rgba(22, 32, 74, .78), rgba(14, 21, 51, .92));
  --ds-radius: 22px;
  color: var(--ink);
  overflow-x: clip;
  padding-bottom: calc(var(--dock-h) + clamp(24px, 5vw, 56px));
}

/* ---------- 首屏 ---------- */
.page-disclaimer .ds-hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(24px, 5vw, 64px)) 0 clamp(36px, 6vw, 72px);
  background:
    radial-gradient(115% 85% at 88% -10%, rgba(123, 91, 255, .22), transparent 62%),
    radial-gradient(85% 70% at 2% 6%, rgba(34, 224, 214, .15), transparent 66%);
}

.page-disclaimer .ds-crumb {
  margin-bottom: clamp(20px, 4vw, 40px);
}

.page-disclaimer .ds-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 5vw, 52px);
  align-items: center;
}

.page-disclaimer .ds-hero-copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 8.2vw, 74px);
  line-height: 1.05;
  letter-spacing: -.022em;
  margin: 12px 0 0;
}

.page-disclaimer .ds-hero-copy h1::after {
  content: "";
  display: block;
  width: min(180px, 38%);
  height: 3px;
  margin-top: clamp(16px, 3vw, 26px);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transition: width 1s var(--ease) .1s;
}

.page-disclaimer .ds-hero-copy.is-visible h1::after {
  width: min(360px, 64%);
}

.page-disclaimer .ds-hero-copy .lead {
  margin-top: clamp(18px, 3vw, 26px);
  max-width: 46ch;
  color: var(--mute);
}

.page-disclaimer .ds-hero-media {
  margin: 0;
  position: relative;
  border-radius: var(--ds-radius);
  overflow: hidden;
  border: 1px solid var(--edge);
  background: linear-gradient(150deg, rgba(34, 224, 214, .12), rgba(123, 91, 255, .16));
  box-shadow: 0 24px 60px rgba(7, 11, 30, .55);
}

.page-disclaimer .ds-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(7, 11, 30, .55));
  pointer-events: none;
}

.page-disclaimer .ds-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 7 / 4;
  object-fit: cover;
}

/* ---------- 条款索引 ---------- */
.page-disclaimer .ds-index-wrap {
  background: var(--deep-1);
  border-top: 1px solid var(--edge-soft);
  border-bottom: 1px solid var(--edge-soft);
}

.page-disclaimer .ds-index {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 14px 0;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-disclaimer .ds-index li {
  flex: 0 0 auto;
}

.page-disclaimer .ds-index a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--edge-soft);
  color: var(--mute);
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease), transform .25s var(--ease);
}

.page-disclaimer .ds-index a:hover {
  color: var(--ink);
  border-color: var(--ds-line-strong);
  background: rgba(34, 224, 214, .07);
  transform: translateY(-1px);
}

.page-disclaimer .ds-index a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .ds-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--cyan);
}

/* ---------- 条款区 ---------- */
.page-disclaimer .ds-clauses-head {
  max-width: 62ch;
}

.page-disclaimer .ds-clauses-head .lead {
  color: var(--mute);
  margin-top: 12px;
}

.page-disclaimer .ds-list {
  list-style: none;
  margin: clamp(30px, 5vw, 54px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(14px, 2vw, 22px);
}

.page-disclaimer .ds-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(12px, 2vw, 20px);
  padding: clamp(22px, 4vw, 40px);
  border-radius: var(--ds-radius);
  border: 1px solid var(--edge-soft);
  background: var(--ds-card-bg);
  overflow: hidden;
  scroll-margin-top: calc(var(--header-h-solid) + 20px);
  transition: border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-disclaimer .ds-card:hover {
  border-color: var(--ds-line-strong);
  box-shadow: 0 0 0 1px rgba(34, 224, 214, .08), 0 22px 48px rgba(7, 11, 30, .45);
}

.page-disclaimer .ds-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(180deg, var(--cyan), rgba(123, 91, 255, 0));
  opacity: .55;
}

.page-disclaimer .ds-num {
  position: absolute;
  right: clamp(10px, 2vw, 22px);
  top: clamp(-6px, 1vw, 6px);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(72px, 16vw, 132px);
  line-height: 1;
  letter-spacing: -.05em;
  color: rgba(34, 224, 214, .07);
  pointer-events: none;
  user-select: none;
}

.page-disclaimer .ds-kicker {
  color: var(--violet);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-disclaimer .ds-card-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.28;
  font-size: clamp(20px, 3.4vw, 27px);
}

.page-disclaimer .ds-card-body p {
  margin: 0 0 12px;
  color: var(--mute);
  line-height: 1.75;
  font-size: 15.5px;
  max-width: 62ch;
}

.page-disclaimer .ds-card-body p:last-child {
  margin-bottom: 0;
}

.page-disclaimer .ds-card-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 224, 214, .35);
  transition: border-color .25s var(--ease), color .25s var(--ease);
}

.page-disclaimer .ds-card-body a:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-disclaimer .ds-card-body a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-disclaimer .fold {
  margin-top: 14px;
  border-top: 1px dashed var(--ds-line);
  padding-top: 12px;
}

.page-disclaimer .fold summary {
  cursor: pointer;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.6;
  list-style: none;
}

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

.page-disclaimer .fold summary::before {
  content: "+";
  font-family: var(--font-mono);
  display: inline-block;
  width: 1.1em;
  color: var(--violet);
}

.page-disclaimer .fold[open] summary::before {
  content: "–";
}

.page-disclaimer .fold summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-disclaimer .fold .fold-body {
  padding-top: 10px;
}

.page-disclaimer .fold .fold-body p {
  color: var(--mute);
  font-size: 14.5px;
  line-height: 1.75;
  margin: 0;
  max-width: 60ch;
}

/* ---------- 页尾渐变带 ---------- */
.page-disclaimer .ds-outro {
  position: relative;
  margin-top: clamp(44px, 7vw, 88px);
  background:
    linear-gradient(112deg, rgba(34, 224, 214, .18), rgba(123, 91, 255, .26)),
    var(--deep-1);
  border-top: 1px solid var(--edge);
  border-bottom: 1px solid var(--edge);
  padding: clamp(30px, 5vw, 56px) 0;
}

.page-disclaimer .ds-outro::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 62%, transparent);
}

.page-disclaimer .ds-outro-inner {
  display: grid;
  gap: clamp(18px, 3vw, 30px);
  align-items: center;
}

.page-disclaimer .ds-outro-copy h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.3;
  font-size: clamp(21px, 3.6vw, 30px);
}

.page-disclaimer .ds-outro-copy p {
  margin: 0;
  color: var(--mute);
  line-height: 1.7;
}

.page-disclaimer .ds-outro-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-disclaimer .ds-outro-actions .btn {
  flex: 1 1 180px;
  text-align: center;
  justify-content: center;
}

.page-disclaimer .ds-outro-actions .btn--ghost {
  border-color: rgba(232, 236, 255, .28);
  color: var(--ink);
  background: rgba(7, 11, 30, .35);
}

.page-disclaimer .ds-outro-actions .btn--ghost:hover {
  border-color: var(--cyan);
  background: rgba(7, 11, 30, .55);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .ds-outro-inner {
    grid-template-columns: 1fr auto;
  }

  .page-disclaimer .ds-outro-actions {
    flex: 0 0 auto;
    flex-wrap: nowrap;
  }

  .page-disclaimer .ds-outro-actions .btn {
    flex: 0 0 auto;
  }
}

@media (min-width: 900px) {
  .page-disclaimer .ds-hero-grid {
    grid-template-columns: 1.05fr .95fr;
    gap: clamp(32px, 5vw, 64px);
  }

  .page-disclaimer .ds-card {
    grid-template-columns: minmax(210px, 26%) 1fr;
    gap: clamp(20px, 3vw, 44px);
    padding: clamp(28px, 3.4vw, 44px);
  }

  .page-disclaimer .ds-card-head {
    padding-right: 12px;
  }

  .page-disclaimer .ds-num {
    font-size: clamp(96px, 10vw, 148px);
    right: clamp(14px, 2vw, 28px);
  }
}

@media (min-width: 1200px) {
  .page-disclaimer .ds-card {
    grid-template-columns: minmax(240px, 24%) 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .ds-hero-copy h1::after,
  .page-disclaimer .ds-card,
  .page-disclaimer .ds-index a {
    transition: none;
  }

  .page-disclaimer .ds-hero-copy h1::after {
    width: min(360px, 64%);
  }
}