.page-disclaimer {
  --disc-w: 760px;
  --disc-pad: 20px;
  overflow-wrap: break-word;
}

.page-disclaimer .disc-wrap {
  width: 100%;
  max-width: var(--disc-w);
  margin: 0 auto;
  padding-left: var(--disc-pad);
  padding-right: var(--disc-pad);
  box-sizing: border-box;
}

/* ── 首屏 ───────────────────────────────── */

.page-disclaimer .disc-hero {
  padding: 28px 0 40px;
  border-bottom: 2px solid var(--line);
  background-image:
    repeating-linear-gradient(180deg, rgba(230, 238, 244, 0.03) 0 1px, transparent 1px 5px),
    linear-gradient(180deg, var(--bg-channel) 0%, var(--bg) 88%);
}

.page-disclaimer .disc-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-disclaimer .disc-hero .lede {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--ink);
}

.page-disclaimer .disc-hero__ver {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  padding: 7px 12px;
  border: 2px solid var(--line);
  background: var(--bg-grid);
}

.page-disclaimer .disc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

/* ── 分隔视觉 ───────────────────────────── */

.page-disclaimer .disc-figure {
  margin: 0;
  padding: 40px 0 4px;
}

.page-disclaimer .disc-figure .figure__frame {
  border: 2px solid var(--line);
  background: var(--bg-grid);
  box-shadow: var(--shadow-hard);
}

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

.page-disclaimer .disc-figure .figure__cap {
  margin: 14px 0 0;
  font-size: var(--fs-2);
  line-height: 1.7;
  color: var(--ink-dim);
}

/* ── 条款列表 ───────────────────────────── */

.page-disclaimer .disc-clauses {
  padding: 44px 0 60px;
}

.page-disclaimer .clause-list {
  border: 2px solid var(--line);
  background: var(--bg-channel);
  box-shadow: var(--shadow-hard);
}

.page-disclaimer .clause {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 22px 18px;
  border-top: 2px solid var(--line);
}

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

.page-disclaimer .clause__num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-4);
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--orange);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  justify-self: start;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-disclaimer .clause__num:hover,
.page-disclaimer .clause__num:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

.page-disclaimer .clause__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--fs-4);
  letter-spacing: -0.01em;
  color: var(--ink);
}

.page-disclaimer .clause__lead {
  margin: 0 0 10px;
  max-width: 62ch;
  font-size: var(--fs-3);
  font-weight: 600;
  line-height: 1.75;
  color: var(--ink);
}

.page-disclaimer .clause__note {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-2);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-disclaimer .clause__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .clause__note a:hover,
.page-disclaimer .clause__note a:focus-visible {
  color: var(--orange-soft);
}

/* ── 结尾信息条 ─────────────────────────── */

.page-disclaimer .disc-band {
  padding: 28px 0 34px;
  background: var(--bg-deep);
  border-top: 2px solid var(--line);
  border-bottom: 2px solid var(--line);
  transition: background-color 520ms ease;
}

.page-disclaimer .disc-band.is-visible {
  background: var(--bg-channel);
}

.page-disclaimer .disc-band__row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  margin: 0 0 10px;
  font-size: var(--fs-2);
  line-height: 1.7;
}

.page-disclaimer .disc-band__k {
  min-width: 74px;
  font-family: var(--font-mono);
  font-size: var(--fs-1);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-dim);
}

.page-disclaimer .disc-band__v {
  font-weight: 600;
  color: var(--ink);
}

.page-disclaimer .disc-band__link {
  margin: 20px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  max-width: 62ch;
  font-size: var(--fs-2);
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-disclaimer .disc-band__link a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .disc-band__link a:hover,
.page-disclaimer .disc-band__link a:focus-visible {
  color: var(--orange-soft);
}

/* ── 响应式 ─────────────────────────────── */

@media (min-width: 720px) {
  .page-disclaimer {
    --disc-pad: 28px;
  }

  .page-disclaimer .disc-hero {
    padding: 52px 0 56px;
  }

  .page-disclaimer .disc-figure {
    padding-top: 56px;
  }

  .page-disclaimer .disc-clauses {
    padding: 56px 0 76px;
  }

  .page-disclaimer .clause {
    grid-template-columns: 76px 1fr;
    gap: 0 22px;
    padding: 26px 30px;
  }

  .page-disclaimer .clause__num {
    font-size: var(--fs-5);
    justify-self: start;
  }

  .page-disclaimer .disc-band {
    padding: 36px 0 42px;
  }

  .page-disclaimer .disc-band__row {
    margin-bottom: 12px;
    font-size: var(--fs-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-band {
    transition: none;
  }

  .page-disclaimer .disc-band.is-visible {
    background: var(--bg-deep);
  }

  .page-disclaimer .clause__num {
    transition: none;
  }
}