.page-disclaimer {
  --pd-line-soft: rgba(47, 75, 214, 0.42);
  --pd-cyan-soft: rgba(34, 211, 238, 0.14);
  --pd-amber-soft: rgba(242, 169, 59, 0.14);
  --pd-ink-2: #33406B;
}

/* 首屏 */
.page-disclaimer .usage-hero__grid {
  display: grid;
  gap: var(--gap);
  margin-top: 20px;
}

.page-disclaimer .usage-hero__lead h1 {
  margin: 8px 0 0;
}

.page-disclaimer .usage-hero__lede {
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-text-dim);
}

.page-disclaimer .usage-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-disclaimer .usage-hero__quick {
  padding: 22px 20px;
}

.page-disclaimer .usage-hero__quick-title {
  margin: 0 0 14px;
  font-size: 20px;
}

.page-disclaimer .usage-hero__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-hero__list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
}

.page-disclaimer .usage-hero__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 2px;
  background: var(--c-cyan);
}

/* 章节快速定位 */
.page-disclaimer .usage-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  margin-top: 32px;
  padding-top: 18px;
  border-top: 2px solid var(--pd-line-soft);
}

.page-disclaimer .usage-jump__label {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--c-text-soft);
}

.page-disclaimer .usage-jump__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .usage-jump__link {
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  color: var(--c-text);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 160ms ease, color 160ms ease;
}

.page-disclaimer .usage-jump__link:hover,
.page-disclaimer .usage-jump__link:focus-visible {
  border-color: var(--c-cyan);
  color: var(--c-cyan);
}

/* 对照卡 */
.page-disclaimer .rule-stack {
  display: grid;
  gap: var(--gap);
  margin-top: 28px;
}

.page-disclaimer .rule-card {
  border: 2px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-indigo-700);
  overflow: hidden;
}

.page-disclaimer .rule-card__head {
  padding: 20px 20px 16px;
  border-bottom: 2px solid var(--pd-line-soft);
}

.page-disclaimer .rule-card__title {
  margin: 10px 0 6px;
  font-size: 20px;
}

.page-disclaimer .rule-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-text-dim);
}

.page-disclaimer .rule-card__split {
  display: grid;
}

.page-disclaimer .rule-card__col {
  padding: 18px 20px 20px;
}

.page-disclaimer .rule-card__col--yes {
  border-left: 4px solid var(--c-cyan);
  background: var(--pd-cyan-soft);
}

.page-disclaimer .rule-card__col--no {
  border-left: 4px solid var(--c-amber);
  background: var(--pd-amber-soft);
}

.page-disclaimer .rule-card__verdict {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
}

.page-disclaimer .rule-card__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-disclaimer .rule-card__more {
  display: block;
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--pd-line-soft);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-text-dim);
}

/* 引用格式 */
.page-disclaimer .cite-band {
  padding: 26px 20px;
  border: 2px solid var(--c-indigo-500);
  border-radius: var(--radius);
  background: var(--c-surface);
  color: var(--c-ink);
}

.page-disclaimer .cite-band__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-indigo-500);
}

.page-disclaimer .cite-band__title {
  margin: 10px 0 0;
  color: var(--c-ink);
  font-size: 26px;
  letter-spacing: -0.01em;
}

.page-disclaimer .cite-band__lede {
  margin: 12px 0 0;
  max-width: 66ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--pd-ink-2);
}

.page-disclaimer .cite-wrap {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.page-disclaimer .cite-item__title {
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--c-ink);
}

.page-disclaimer .cite-block {
  padding: 14px 16px;
  border: 2px solid var(--c-line-cyan);
  border-radius: var(--radius);
  background: var(--c-ink-indigo);
  color: var(--c-cyan-050);
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.page-disclaimer .cite-item .copy-btn {
  margin-top: 10px;
}

.page-disclaimer .cite-rules {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 18px 0 0 0;
  list-style: none;
  border-top: 2px dashed rgba(47, 75, 214, 0.4);
}

.page-disclaimer .cite-rules li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--pd-ink-2);
}

.page-disclaimer .cite-rules li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--c-indigo-500);
  border-radius: 2px;
}

.page-disclaimer .cite-rules strong {
  color: var(--c-ink);
  font-weight: 700;
}

/* 版本时效刻度 */
.page-disclaimer .timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-disclaimer .timeline__item {
  padding: 14px 10px;
  border: 2px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-indigo-700);
  text-align: center;
}

.page-disclaimer .timeline__year {
  display: block;
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  color: var(--c-text);
}

.page-disclaimer .timeline__state {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-text-soft);
}

.page-disclaimer .timeline__item--current {
  border-color: var(--c-cyan);
  background: rgba(34, 211, 238, 0.12);
  box-shadow: 4px 4px 0 rgba(34, 211, 238, 0.3);
}

.page-disclaimer .timeline__item--current .timeline__year {
  color: var(--c-cyan);
}

.page-disclaimer .timeline__item--current .timeline__state {
  color: var(--c-cyan);
}

/* 图片 */
.page-disclaimer .pd-figure {
  margin: 28px 0 0;
  border: 2px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-ink-indigo);
  overflow: hidden;
}

.page-disclaimer .pd-figure__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 880 / 480;
  object-fit: cover;
}

.page-disclaimer .pd-figure__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--c-line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--c-text-soft);
}

/* 年度切换 */
.page-disclaimer .tabs-intro {
  margin: 32px 0 0;
  font-size: 18px;
}

.page-disclaimer .tabs {
  margin-top: 14px;
}

.page-disclaimer .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.page-disclaimer .tabs__panels {
  display: block;
}

.page-disclaimer .tab-panel {
  padding: 20px;
  border: 2px solid var(--c-line-cyan);
  border-radius: var(--radius);
  background: var(--c-indigo-700);
}

.page-disclaimer .tab-panel[hidden] {
  display: none;
}

.page-disclaimer .tab-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.page-disclaimer .tab-panel__title {
  margin: 0;
  font-size: 18px;
}

.page-disclaimer .tab-panel p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-text-dim);
}

/* 授权三档 */
.page-disclaimer .license-grid {
  display: grid;
  gap: var(--gap);
  margin-top: 28px;
}

.page-disclaimer .license-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 20px;
  border: 2px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-indigo-700);
}

.page-disclaimer .license-card--internal {
  border-color: var(--c-cyan);
}

.page-disclaimer .license-card--publish {
  border-color: var(--c-amber);
  background: var(--c-amber-050);
}

.page-disclaimer .license-card__title {
  margin: 0;
  font-size: 20px;
}

.page-disclaimer .license-card__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-text);
}

.page-disclaimer .license-card__foot {
  margin: auto 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--pd-line-soft);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-text-soft);
}

.page-disclaimer .license-card--publish .license-card__title {
  color: var(--c-ink);
}

.page-disclaimer .license-card--publish .license-card__list {
  color: #4A3413;
}

.page-disclaimer .license-card--publish .license-card__foot {
  border-top-color: rgba(120, 82, 20, 0.35);
  color: #6B4A16;
}

/* 反馈 */
.page-disclaimer .feedback-panel {
  padding: 26px 20px;
  border: 2px solid var(--c-amber);
  border-radius: var(--radius);
  background: var(--c-indigo-700);
}

.page-disclaimer .feedback-lede {
  margin: 14px 0 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-text-dim);
}

.page-disclaimer .feedback-grid {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.page-disclaimer .feedback-sub {
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--c-amber);
}

.page-disclaimer .feedback-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--c-text);
}

.page-disclaimer .feedback-contact {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px dashed rgba(242, 169, 59, 0.45);
}

.page-disclaimer .feedback-contact__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-text-soft);
}

.page-disclaimer .feedback-mail {
  display: inline-block;
  margin-top: 8px;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--c-amber);
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--c-amber);
  word-break: break-all;
}

.page-disclaimer .feedback-contact__note {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--c-text-soft);
}

/* 结尾 */
.page-disclaimer .usage-cta {
  padding: 28px 20px;
  border: 2px solid var(--c-line-cyan);
  border-radius: var(--radius);
  background: var(--c-ink-indigo);
}

.page-disclaimer .usage-cta__title {
  margin: 0;
  font-size: 24px;
}

.page-disclaimer .usage-cta__text {
  margin: 12px 0 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--c-text-dim);
}

.page-disclaimer .usage-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-disclaimer .usage-cta__foot {
  margin: 18px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-text-soft);
}

/* 响应式 */
@media (min-width: 700px) {
  .page-disclaimer .cite-wrap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-disclaimer .feedback-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 760px) {
  .page-disclaimer .timeline {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (min-width: 780px) {
  .page-disclaimer .rule-card__split {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }

  .page-disclaimer .rule-card__col--yes {
    border-top: 0;
  }

  .page-disclaimer .license-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-disclaimer .usage-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
    gap: 36px;
  }

  .page-disclaimer .cite-band {
    padding: 36px 32px;
  }

  .page-disclaimer .feedback-panel {
    padding: 34px 32px;
  }

  .page-disclaimer .usage-cta {
    padding: 36px 32px;
  }
}

@media (hover: hover) and (min-width: 900px) {
  .page-disclaimer .rule-card__more {
    display: none;
  }

  .page-disclaimer .rule-card:hover .rule-card__more,
  .page-disclaimer .rule-card:focus-within .rule-card__more {
    display: block;
  }
}

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