.page-disclaimer {
  --pd-rule: 1px solid var(--line);
  --pd-pad: clamp(30px, 5.5vw, 68px);
  color: var(--paper);
  background: transparent;
}

.page-disclaimer .breadcrumb {
  margin: clamp(16px, 3vw, 28px) 0 0;
}

/* ---------- 首屏：标题 + 条款摘要 ---------- */
.page-disclaimer .usage-hero {
  padding: clamp(22px, 4.5vw, 52px) 0 clamp(20px, 3.4vw, 36px);
}

.page-disclaimer .hero-grid {
  display: grid;
  gap: clamp(26px, 4.5vw, 44px);
  align-items: start;
}

.page-disclaimer .hero-lead .kicker {
  color: var(--amber);
}

.page-disclaimer .hero-lead .h-xl {
  margin: 10px 0 16px;
  font-size: clamp(38px, 9vw, 74px);
  line-height: 1.02;
  letter-spacing: 0.04em;
}

.page-disclaimer .hero-lead .lede {
  max-width: 46ch;
  color: var(--paper);
}

.page-disclaimer .toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pd-rule);
}

.page-disclaimer .toc-item {
  border-bottom: var(--pd-rule);
}

.page-disclaimer .toc-item a {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 13px 6px;
  color: inherit;
  text-decoration: none;
  transition: background-color 0.2s var(--ease), padding-left 0.2s var(--ease);
}

.page-disclaimer .toc-item a:hover,
.page-disclaimer .toc-item a:focus-visible {
  background: var(--ink-3);
  padding-left: 16px;
}

.page-disclaimer .toc-num {
  font-family: var(--font-display);
  font-size: clamp(24px, 5vw, 36px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-disclaimer .toc-text {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper-2);
}

/* ---------- 通栏图版 ---------- */
.page-disclaimer .usage-plate {
  margin: 0 0 clamp(24px, 4vw, 44px);
}

.page-disclaimer .usage-plate figcaption {
  font-size: 13px;
}

/* ---------- 条款区块 ---------- */
.page-disclaimer .clause-section {
  padding: var(--pd-pad) 0;
  scroll-margin-top: calc(var(--header-h) + 28px);
  transition: background-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.page-disclaimer .clause-section:target {
  background-color: rgba(200, 154, 46, 0.08);
  box-shadow: inset 4px 0 0 var(--amber);
}

.page-disclaimer .section-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px 16px;
  align-items: end;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--amber);
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-disclaimer .section-num {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.14em;
  color: var(--amber);
  margin: 0;
}

.page-disclaimer .section-title {
  grid-column: 2;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 4.6vw, 36px);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--paper);
}

.page-disclaimer .section-note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 13px;
  color: var(--silver);
}

.page-disclaimer .clause-list {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
}

.page-disclaimer .clause {
  display: grid;
  gap: 8px;
  padding-left: 14px;
  border-left: 2px solid var(--ink-3);
  transition: border-color 0.24s var(--ease);
}

.page-disclaimer .clause:hover {
  border-color: var(--amber-lit);
}

.page-disclaimer .clause-num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--silver);
}

.page-disclaimer .clause-body {
  max-width: 68ch;
}

.page-disclaimer .clause-body p {
  margin: 0 0 0.85em;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  color: var(--paper);
}

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

.page-disclaimer .clause-body a {
  color: var(--amber-lit);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 反馈入口卡 ---------- */
.page-disclaimer .feedback-card {
  margin-top: clamp(24px, 4vw, 40px);
  padding: clamp(20px, 3vw, 32px);
  display: grid;
  gap: 12px;
  border: 2px solid var(--line);
  background: var(--ink-2);
  box-shadow: var(--shadow-hard);
  transition: border-color 0.45s var(--ease), box-shadow 0.45s var(--ease);
}

.page-disclaimer .feedback-card.has-reveal.is-shown {
  border-color: var(--amber);
  box-shadow: 6px 6px 0 var(--deep), 0 0 0 2px rgba(200, 154, 46, 0.28);
}

.page-disclaimer .feedback-label {
  margin: 0;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-disclaimer .feedback-mail {
  margin: 0;
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--paper);
  padding: 6px 12px;
  border: 1px solid var(--line);
  background: var(--ink);
}

.page-disclaimer .feedback-hint {
  margin: 0;
  max-width: 60ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--paper-2);
}

/* ---------- 相关入口条 ---------- */
.page-disclaimer .route-strip {
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: 20px;
  border-top: var(--pd-rule);
}

.page-disclaimer .route-strip-title {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--silver);
}

.page-disclaimer .route-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-disclaimer .route-list a {
  display: inline-block;
  padding: 8px 14px;
  border: 2px solid var(--line);
  color: var(--paper);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-disclaimer .route-list a:hover,
.page-disclaimer .route-list a:focus-visible {
  background: var(--amber);
  border-color: var(--amber);
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 820px) {
  .page-disclaimer .hero-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(36px, 5vw, 64px);
  }

  .page-disclaimer .clause {
    grid-template-columns: 84px minmax(0, 68ch);
    gap: 0 22px;
    padding-left: 20px;
  }

  .page-disclaimer .clause-num {
    padding-top: 5px;
  }

  .page-disclaimer .section-note {
    grid-column: 2;
    text-align: right;
  }
}

@media (min-width: 1100px) {
  .page-disclaimer .toc-item a {
    grid-template-columns: 62px minmax(0, 1fr);
    padding: 16px 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .toc-item a,
  .page-disclaimer .clause,
  .page-disclaimer .feedback-card,
  .page-disclaimer .route-list a,
  .page-disclaimer .clause-section {
    transition-duration: 0.12s;
  }

  .page-disclaimer .toc-item a:hover,
  .page-disclaimer .toc-item a:focus-visible {
    padding-left: 6px;
    background: var(--ink-3);
  }
}