.page-disclaimer {
  --legal-rule: rgba(167, 159, 199, 0.2);
  --legal-gold-soft: rgba(255, 196, 107, 0.1);
  --legal-glow: rgba(139, 92, 255, 0.32);
  color: var(--c-text);
  overflow-x: clip;
}

/* ---------- 顶部横幅 ---------- */
.page-disclaimer .legal-banner {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-bottom: 1px solid var(--glass-line);
}

.page-disclaimer .legal-banner__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: 0.42;
  z-index: -2;
}

.page-disclaimer .legal-banner__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 90% at 12% 16%, var(--legal-glow), transparent 58%),
    linear-gradient(180deg, rgba(14, 8, 36, 0.5) 0%, rgba(14, 8, 36, 0.9) 60%, var(--c-night) 100%);
}

.page-disclaimer .legal-banner__inner {
  padding-block: clamp(4rem, 12vw, 7.5rem) clamp(2.5rem, 6vw, 4rem);
}

.page-disclaimer .legal-banner .breadcrumb {
  margin-bottom: var(--space-3);
}

.page-disclaimer .breadcrumb__item,
.page-disclaimer .breadcrumb__sep {
  font-family: var(--font-label);
  font-size: var(--step-12);
  letter-spacing: 0.08em;
  color: var(--c-muted);
}

.page-disclaimer a.breadcrumb__item {
  color: var(--c-cyan);
  text-decoration: none;
}

.page-disclaimer a.breadcrumb__item:hover,
.page-disclaimer a.breadcrumb__item:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-disclaimer .breadcrumb__sep {
  margin: 0 0.5rem;
}

.page-disclaimer .legal-banner__tag {
  display: inline-block;
  margin: 0 0 var(--space-2);
}

.page-disclaimer .legal-banner__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 6.6vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-3);
  max-width: 16ch;
  color: var(--c-text);
  text-shadow: 0 0 46px rgba(51, 240, 210, 0.2);
}

.page-disclaimer .legal-banner__lede {
  max-width: 56ch;
  margin: 0;
  color: var(--c-text);
  opacity: 0.9;
}

/* ---------- 主体栅格 ---------- */
.page-disclaimer .legal-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
  padding-block: var(--space-5) var(--space-6);
}

.page-disclaimer .legal-main {
  min-width: 0;
}

/* ---------- 条款 ---------- */
.page-disclaimer .legal-clause {
  scroll-margin-top: calc(var(--header-h) + 2rem);
  padding-top: var(--space-3);
  border-top: 1px solid var(--legal-rule);
}

.page-disclaimer .legal-clause + .legal-clause {
  margin-top: var(--space-4);
}

.page-disclaimer .legal-clause__no {
  margin: 0;
  font-family: var(--font-label);
  font-size: var(--step-13);
  letter-spacing: 0.16em;
  color: var(--c-gold);
}

.page-disclaimer .legal-clause__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.35rem, 3.4vw, 1.95rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0.4rem 0 var(--space-3);
  color: var(--c-text);
}

.page-disclaimer .legal-clause__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-disclaimer .legal-clause__item {
  position: relative;
  padding-left: 1.7rem;
  font-size: var(--step-16);
  line-height: 1.78;
  color: var(--c-text);
  overflow-wrap: anywhere;
}

.page-disclaimer .legal-clause__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 0.7rem;
  height: 1px;
  background: var(--c-muted);
  opacity: 0.75;
}

.page-disclaimer .legal-clause__item--key {
  padding-left: 1.15rem;
  border-left: 2px solid var(--c-gold);
  border-radius: 0 10px 10px 0;
  background: linear-gradient(90deg, var(--legal-gold-soft), rgba(255, 196, 107, 0) 78%);
}

.page-disclaimer .legal-clause__item--key::before {
  display: none;
}

.page-disclaimer .kw {
  text-decoration: underline;
  text-decoration-color: rgba(139, 92, 255, 0.7);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-disclaimer .legal-xref {
  color: var(--c-cyan);
  text-decoration: underline;
  text-decoration-color: rgba(51, 240, 210, 0.45);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s ease, color 0.2s ease;
}

.page-disclaimer .legal-xref:hover,
.page-disclaimer .legal-xref:focus-visible {
  color: var(--c-gold);
  text-decoration-color: var(--c-gold);
}

/* ---------- 引导条 ---------- */
.page-disclaimer .legal-cta {
  margin-top: var(--space-5);
  padding: var(--space-3);
  border: 1px solid var(--glass-line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(120deg, rgba(139, 92, 255, 0.24), rgba(51, 240, 210, 0.1) 72%),
    rgba(26, 17, 64, 0.7);
  display: grid;
  gap: var(--space-3);
}

.page-disclaimer .legal-cta__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--step-24);
  line-height: 1.2;
  color: var(--c-text);
}

.page-disclaimer .legal-cta__desc {
  margin: 0;
  max-width: 52ch;
  font-size: var(--step-16);
  line-height: 1.75;
  color: var(--c-muted);
}

.page-disclaimer .legal-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 条款轨道 ---------- */
.page-disclaimer .read-rail {
  display: none;
}

/* ---------- 回到顶部 ---------- */
.page-disclaimer .to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 40;
  width: 2.75rem;
  height: 2.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--glass-line);
  background: rgba(43, 30, 92, 0.86);
  color: var(--c-cyan);
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.5rem);
  transition: opacity 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.page-disclaimer .to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.page-disclaimer .to-top:hover,
.page-disclaimer .to-top:focus-visible {
  box-shadow: var(--shadow-neon);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-disclaimer .legal-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: var(--space-3) var(--space-4);
  }

  .page-disclaimer .to-top {
    right: 1.75rem;
    bottom: 1.75rem;
  }
}

@media (min-width: 1000px) {
  .page-disclaimer .legal-layout {
    grid-template-columns: minmax(0, 1fr) 208px;
    gap: var(--space-5);
    align-items: start;
  }

  .page-disclaimer .legal-main {
    max-width: 74ch;
  }

  .page-disclaimer .read-rail {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 2rem);
    align-self: start;
  }

  .page-disclaimer .read-rail__link {
    display: block;
    padding: 0.5rem 0 0.5rem 0.8rem;
    border-left: 2px solid var(--legal-rule);
    font-family: var(--font-label);
    font-size: var(--step-12);
    letter-spacing: 0.07em;
    color: var(--c-muted);
    text-decoration: none;
    transition: color 0.2s ease, border-color 0.2s ease;
  }

  .page-disclaimer .read-rail__link:hover,
  .page-disclaimer .read-rail__link:focus-visible {
    color: var(--c-text);
    border-left-color: var(--c-muted);
  }

  .page-disclaimer .read-rail__link.is-active,
  .page-disclaimer .read-rail__link[aria-current="true"] {
    color: var(--c-cyan);
    border-left-color: var(--c-cyan);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .to-top,
  .page-disclaimer .legal-xref,
  .page-disclaimer .read-rail__link {
    transition: none;
  }
}