/* ===== 使用规范 · page-disclaimer ===== */

.page-disclaimer {
  --dc-narrow: 62ch;
  background: var(--ink-900);
  color: var(--silver);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.75;
  padding-bottom: clamp(40px, 7vw, 88px);
}

/* --- 面包屑 --- */
.page-disclaimer .crumbs {
  padding-top: clamp(20px, 3vw, 34px);
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--silver-dim);
}

.page-disclaimer .crumbs a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 150ms ease, border-color 150ms ease;
}

.page-disclaimer .crumbs a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-disclaimer .crumbs__sep {
  margin: 0 8px;
  color: var(--ink-500);
}

/* --- 首屏信息柱 --- */
.page-disclaimer .dc-head {
  padding: clamp(24px, 4vw, 46px) 0 clamp(26px, 4vw, 48px);
}

.page-disclaimer .dc-head__label {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--orange);
}

.page-disclaimer .dc-head__title {
  margin: 0 0 16px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2rem, 6vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: #EAF0F5;
}

.page-disclaimer .dc-head__lede {
  max-width: var(--dc-narrow);
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-size: 1.0625rem;
  color: var(--silver);
}

.page-disclaimer .dc-head__facts {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--ink-500);
  border: 1px solid var(--ink-500);
}

.page-disclaimer .dc-head__facts li {
  background: var(--ink-900);
  padding: 13px 16px;
  font-size: 0.9375rem;
  color: var(--silver);
}

.page-disclaimer .dc-head__facts .mono {
  font-family: var(--mono);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--cyan);
  margin-right: 8px;
}

/* --- 章首底图 --- */
.page-disclaimer .dc-figure {
  margin: 0 0 clamp(28px, 5vw, 52px);
  border: 1px solid var(--ink-500);
  background: var(--ink-700);
}

.page-disclaimer .dc-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-disclaimer .dc-figure__cap {
  padding: 10px 14px;
  border-top: 1px solid var(--ink-500);
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  color: var(--silver-dim);
}

/* --- 章节导航 --- */
.page-disclaimer .dc-toc {
  border-top: 1px solid var(--ink-500);
  border-bottom: 1px solid var(--ink-500);
  margin-bottom: clamp(8px, 2vw, 16px);
}

.page-disclaimer .dc-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.page-disclaimer .dc-toc__list li + li {
  border-top: 1px solid var(--ink-500);
}

.page-disclaimer .dc-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 6px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--silver);
  text-decoration: none;
  transition: color 150ms ease, background-color 150ms ease;
}

.page-disclaimer .dc-toc__list a:hover,
.page-disclaimer .dc-toc__list a:focus-visible {
  color: var(--orange);
  background: var(--ink-700);
}

.page-disclaimer .dc-toc__list .mono {
  font-weight: 600;
  color: var(--orange);
}

/* --- 章节主体 --- */
.page-disclaimer .dc-section {
  padding: clamp(30px, 5vw, 60px) 0;
}

.page-disclaimer .dc-section + .dc-section {
  border-top: 1px solid var(--ink-500);
}

.page-disclaimer .dc-stamp {
  display: inline-block;
  margin: 0 0 18px;
  padding: 8px 18px;
  background: var(--paper);
  color: var(--ink-900);
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.125rem, 2.8vw, 1.5rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  border: 2px solid var(--ink-900);
  box-shadow: 4px 4px 0 var(--orange);
}

.page-disclaimer .dc-stamp .mono {
  font-family: var(--mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--orange-deep);
  margin-right: 10px;
  vertical-align: 2px;
}

.page-disclaimer .dc-lead {
  max-width: 46ch;
  margin: 0 0 20px;
  padding-left: 14px;
  border-left: 3px solid var(--cyan);
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1rem, 2.2vw, 1.1875rem);
  line-height: 1.5;
  color: #EAF0F5;
}

.page-disclaimer .dc-body {
  max-width: var(--dc-narrow);
  color: var(--silver);
}

.page-disclaimer .dc-body p {
  margin: 0 0 16px;
}

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

.page-disclaimer .dc-body a,
.page-disclaimer .dc-note a,
.page-disclaimer .dc-foot__text a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color 150ms ease;
}

.page-disclaimer .dc-body a:hover,
.page-disclaimer .dc-note a:hover,
.page-disclaimer .dc-foot__text a:hover {
  color: var(--orange);
}

/* --- 引用提示块 --- */
.page-disclaimer .dc-note {
  max-width: var(--dc-narrow);
  margin: 22px 0 0;
  padding: 16px 20px;
  background: var(--ink-700);
  border-left: 3px solid var(--orange);
  font-size: 0.9375rem;
  color: var(--silver);
}

.page-disclaimer .dc-note p {
  margin: 0;
}

/* --- 编号条目列 --- */
.page-disclaimer .dc-list {
  list-style: none;
  max-width: var(--dc-narrow);
  margin: 24px 0 0;
  padding: 0;
}

.page-disclaimer .dc-list li {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--ink-500);
}

.page-disclaimer .dc-list li:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-disclaimer .dc-list__num {
  font-family: var(--mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--orange);
  padding-top: 4px;
}

.page-disclaimer .dc-list p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--silver);
}

.page-disclaimer .dc-list strong {
  color: #EAF0F5;
  font-weight: 600;
}

/* --- 维护窗口时间条 --- */
.page-disclaimer .dc-window {
  max-width: var(--dc-narrow);
  margin: 26px 0 0;
  padding: 16px 18px 12px;
  background: var(--ink-700);
  border: 1px solid var(--ink-500);
}

.page-disclaimer .dc-window__cap {
  display: block;
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-disclaimer .dc-timeline {
  display: block;
  width: 100%;
  height: auto;
}

.page-disclaimer .dc-timeline__track {
  fill: var(--ink-900);
  stroke: var(--ink-500);
  stroke-width: 1;
}

.page-disclaimer .dc-timeline__win {
  fill: var(--orange);
}

.page-disclaimer .dc-window__scale {
  display: flex;
  justify-content: space-between;
  margin: 8px 0 0;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--silver-dim);
}

.page-disclaimer .dc-window__scale span:nth-child(2),
.page-disclaimer .dc-window__scale span:nth-child(3) {
  color: var(--orange);
}

/* --- 页尾收束 --- */
.page-disclaimer .dc-foot {
  margin-top: clamp(24px, 4vw, 44px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--ink-500);
}

.page-disclaimer .dc-foot__text {
  max-width: var(--dc-narrow);
  margin: 0 0 20px;
  font-size: 0.9375rem;
  color: var(--silver-dim);
}

.page-disclaimer .dc-foot__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* --- 平板及以上 --- */
@media (min-width: 720px) {
  .page-disclaimer .dc-head__facts {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 900px) {
  .page-disclaimer .dc-toc__list {
    grid-template-columns: repeat(5, 1fr);
  }

  .page-disclaimer .dc-toc__list li + li {
    border-top: 0;
    border-left: 1px solid var(--ink-500);
  }

  .page-disclaimer .dc-toc__list a {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 16px 14px;
  }

  .page-disclaimer .dc-section {
    padding-left: clamp(0px, 2vw, 26px);
  }
}

@media (min-width: 1080px) {
  .page-disclaimer .dc-head {
    padding-top: clamp(34px, 3vw, 56px);
  }

  .page-disclaimer .dc-body,
  .page-disclaimer .dc-note,
  .page-disclaimer .dc-list,
  .page-disclaimer .dc-window,
  .page-disclaimer .dc-foot__text {
    max-width: 58ch;
  }
}

/* --- 减少动效偏好 --- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .crumbs a,
  .page-disclaimer .dc-toc__list a,
  .page-disclaimer .dc-body a,
  .page-disclaimer .dc-note a,
  .page-disclaimer .dc-foot__text a {
    transition: none;
  }
}