.page-disclaimer {
  --disc-num-col: 2.25rem;
  --disc-glow-violet: rgba(124, 77, 255, 0.30);
  --disc-glow-cyan: rgba(63, 216, 210, 0.16);
  padding: calc(var(--u) * 3) 0 calc(var(--u) * 8);
}

.page-disclaimer *,
.page-disclaimer *::before,
.page-disclaimer *::after {
  box-sizing: border-box;
}

.page-disclaimer .breadcrumb {
  margin-bottom: calc(var(--u) * 3);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-intro {
  display: grid;
  gap: calc(var(--u) * 3);
  align-items: center;
  padding-bottom: calc(var(--u) * 5);
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .disc-intro h1 {
  margin: calc(var(--u) * 1.5) 0 calc(var(--u) * 2);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.9rem, 7.5vw, 3rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
  max-width: 22ch;
}

.page-disclaimer .disc-intro .lead {
  margin: 0;
  max-width: 58ch;
  color: var(--paper-dim);
}

.page-disclaimer .disc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--u) * 1);
  margin: calc(var(--u) * 2.5) 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .disc-intro-figure {
  position: relative;
  margin: 0;
  width: 100%;
  max-width: 200px;
}

.page-disclaimer .disc-intro-figure::before {
  content: "";
  position: absolute;
  inset: -20%;
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--disc-glow-violet), transparent 72%);
  pointer-events: none;
}

.page-disclaimer .disc-intro-figure img {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r);
}

/* ---------- 章节 ---------- */
.page-disclaimer .disc-section {
  padding-top: calc(var(--u) * 6);
}

.page-disclaimer .disc-section .section-head {
  margin-bottom: calc(var(--u) * 1.5);
}

.page-disclaimer .section-head h2 {
  margin: 0;
}

/* ---------- 编号条目 ---------- */
.page-disclaimer .clause-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .clause {
  position: relative;
  display: grid;
  grid-template-columns: var(--disc-num-col) minmax(0, 1fr);
  gap: 0 calc(var(--u) * 1.5);
  padding: calc(var(--u) * 2) 0 calc(var(--u) * 2) calc(var(--u) * 2.25);
  border-top: 1px solid var(--line);
  transition: background-color 0.3s var(--ease);
}

.page-disclaimer .clause:last-child {
  border-bottom: 1px solid var(--line);
}

.page-disclaimer .clause::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--line);
  transition: background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-disclaimer .clause:hover::before,
.page-disclaimer .clause:focus-within::before {
  background: var(--gold);
  box-shadow: 0 0 10px rgba(255, 180, 84, 0.55);
}

.page-disclaimer .clause-num {
  display: block;
  padding-top: 0.32rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--dust);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

.page-disclaimer .clause:hover .clause-num,
.page-disclaimer .clause-num:hover {
  color: var(--gold);
}

.page-disclaimer .clause-num:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 2px;
}

.page-disclaimer .clause-title {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-disclaimer .clause-body p {
  margin: 0;
  max-width: 68ch;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--paper-dim);
}

.page-disclaimer .clause-body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 216, 210, 0.4);
}

.page-disclaimer .clause-body a:hover {
  border-bottom-color: var(--cyan);
}

/* ---------- 底部联系 ---------- */
.page-disclaimer .disc-cta {
  position: relative;
  overflow: hidden;
  margin-top: calc(var(--u) * 8);
  padding: calc(var(--u) * 4) calc(var(--u) * 3);
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: linear-gradient(160deg, #0A1024 0%, #121A33 100%);
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease), border-color 0.4s var(--ease);
}

.page-disclaimer .disc-cta.is-visible {
  transform: translateY(-3px);
  box-shadow: 0 22px 48px -28px rgba(124, 77, 255, 0.7);
}

.page-disclaimer .disc-cta:hover {
  border-color: rgba(124, 77, 255, 0.55);
}

.page-disclaimer .disc-cta-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(60% 80% at 10% 118%, var(--disc-glow-violet), transparent 70%),
    radial-gradient(52% 72% at 90% 122%, var(--disc-glow-cyan), transparent 72%);
}

.page-disclaimer .disc-cta-body {
  position: relative;
  display: grid;
  gap: calc(var(--u) * 1.75);
}

.page-disclaimer .disc-cta-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 5vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-disclaimer .disc-cta-body p {
  margin: 0;
  max-width: 58ch;
  color: var(--paper-dim);
}

.page-disclaimer .disc-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--u) * 1.5);
}

.page-disclaimer .disc-cta-meta {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--dust);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-disclaimer {
    --disc-num-col: 3rem;
  }

  .page-disclaimer .disc-intro {
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: calc(var(--u) * 5);
  }

  .page-disclaimer .disc-intro-figure {
    max-width: 230px;
    justify-self: end;
  }

  .page-disclaimer .clause {
    gap: 0 calc(var(--u) * 2);
    padding: calc(var(--u) * 2.5) 0 calc(var(--u) * 2.5) calc(var(--u) * 3);
  }

  .page-disclaimer .disc-cta {
    padding: calc(var(--u) * 5) calc(var(--u) * 4);
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .disc-intro {
    grid-template-columns: minmax(0, 1fr) 300px;
  }

  .page-disclaimer .disc-intro-figure {
    max-width: 300px;
  }

  .page-disclaimer .clause-title {
    font-size: 1.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .disc-cta,
  .page-disclaimer .clause,
  .page-disclaimer .clause::before,
  .page-disclaimer .clause-num {
    transition: none;
  }
}