.page-disclaimer {
  --disc-key: 208px;
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-disclaimer .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-7);
  color: var(--muted);
  padding-top: 18px;
}
.page-disclaimer .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}
.page-disclaimer .breadcrumb a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}
.page-disclaimer .breadcrumb span[aria-current="page"] {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-disclaimer .disc-hero {
  padding-top: clamp(20px, 4vw, 40px);
  padding-bottom: clamp(44px, 6vw, 76px);
}

.page-disclaimer .disc-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  align-items: center;
}

.page-disclaimer .disc-hero__kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  letter-spacing: .16em;
  color: var(--gold);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 4px 11px;
  margin: 0 0 18px;
}

.page-disclaimer .disc-hero h1 {
  font-size: var(--fs-1);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.012em;
  margin: 0 0 20px;
  color: var(--paper);
}

.page-disclaimer .disc-hero__lede {
  font-size: var(--fs-5);
  line-height: 1.78;
  color: var(--muted);
  max-width: 42ch;
  margin: 0 0 28px;
}

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

.page-disclaimer .disc-hero__jump a {
  display: inline-block;
  font-size: var(--fs-7);
  color: var(--paper);
  text-decoration: none;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(18, 39, 74, .6);
  transition: border-color .18s ease, color .18s ease, transform .18s ease;
}
.page-disclaimer .disc-hero__jump a:hover,
.page-disclaimer .disc-hero__jump a:focus-visible {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

/* 首屏媒体：错位色块 + 冷调图 */
.page-disclaimer .disc-hero__media {
  position: relative;
  margin: 0;
}

.page-disclaimer .disc-hero__media::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 26px;
  left: 24px;
  background: var(--grad-highland);
  border-radius: var(--radius);
  opacity: .5;
  z-index: 0;
}

.page-disclaimer .disc-hero__media .media-frame {
  position: relative;
  z-index: 1;
  display: block;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-1);
}

.page-disclaimer .disc-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  filter: saturate(.82) contrast(1.06) brightness(.92);
}

.page-disclaimer .disc-hero__media .media-frame__badge {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  color: var(--night);
  background: var(--gold);
  padding: 5px 12px;
  border-top-right-radius: var(--radius-sm);
}

/* ---------- 区块标题 ---------- */
.page-disclaimer .disc-head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-disclaimer .disc-head h2 {
  font-size: var(--fs-2);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 12px 0 14px;
}

.page-disclaimer .disc-head__lede {
  font-size: var(--fs-5);
  line-height: 1.78;
  color: var(--muted);
  margin: 0;
}

/* ---------- 术语对照条目 ---------- */
.page-disclaimer .term-list {
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .term {
  padding: 18px 4px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .2s ease, box-shadow .2s ease;
}

.page-disclaimer .term:hover,
.page-disclaimer .term:focus-within {
  background-color: rgba(47, 109, 224, .08);
  box-shadow: inset 3px 0 0 var(--blue);
}

.page-disclaimer .term__key {
  font-size: var(--fs-4);
  font-weight: 800;
  letter-spacing: -0.005em;
  line-height: 1.4;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-disclaimer .term__key .idx {
  font-family: var(--font-mono);
  font-size: var(--fs-7);
  font-weight: 500;
  color: var(--gold);
  margin-right: 10px;
}

.page-disclaimer .term__val p {
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--muted);
  margin: 0;
}

.page-disclaimer .term__val a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 109, 224, .5);
}
.page-disclaimer .term__val a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-disclaimer .term__more {
  margin-top: 12px;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.page-disclaimer .term__more summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  font-size: var(--fs-7);
  color: var(--blue);
  list-style: none;
}
.page-disclaimer .term__more summary::-webkit-details-marker {
  display: none;
}
.page-disclaimer .term__more summary::after {
  content: "＋";
  font-family: var(--font-mono);
  line-height: 1;
}
.page-disclaimer .term__more[open] summary::after {
  content: "－";
}
.page-disclaimer .term__more summary:hover {
  color: var(--gold);
}

.page-disclaimer .term__more p {
  margin: 10px 0 2px;
  font-size: var(--fs-7);
  line-height: 1.72;
  color: var(--muted);
}

@media (min-width: 760px) {
  .page-disclaimer .term {
    display: grid;
    grid-template-columns: var(--disc-key) minmax(0, 1fr);
    gap: 26px;
    align-items: baseline;
    padding: 22px 12px;
  }
  .page-disclaimer .term__key {
    margin-bottom: 0;
  }
}

.page-disclaimer .disc-note {
  margin: 24px 0 0;
  padding: 16px 18px;
  border-left: 2px solid var(--gold);
  background: rgba(18, 39, 74, .66);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--muted);
}
.page-disclaimer .disc-note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 194, 74, .5);
}
.page-disclaimer .disc-note a:hover {
  border-bottom-color: var(--gold);
}

/* ---------- 更新时间刻度带 ---------- */
.page-disclaimer .timeline {
  list-style: none;
  margin: 0;
  padding: 22px 0 10px;
  display: flex;
  gap: 0;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  border-top: 1px solid var(--line);
  -webkit-overflow-scrolling: touch;
}

.page-disclaimer .timeline__item {
  position: relative;
  flex: 0 0 76%;
  min-width: 218px;
  scroll-snap-align: start;
  padding: 20px 20px 8px 0;
  border-right: 1px solid var(--line-soft);
}

.page-disclaimer .timeline__item + .timeline__item {
  padding-left: 20px;
}

.page-disclaimer .timeline__item:last-child {
  border-right: 0;
}

.page-disclaimer .timeline__item::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
}

.page-disclaimer .timeline__item:nth-child(3)::before { background: var(--gold); }
.page-disclaimer .timeline__item:nth-child(4)::before { background: var(--green); }
.page-disclaimer .timeline__item:nth-child(5)::before { background: var(--yellow); }

.page-disclaimer .timeline__item + .timeline__item::before {
  left: 20px;
}

.page-disclaimer .timeline__mark {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-3);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--gold);
  margin-bottom: 12px;
}

.page-disclaimer .timeline__item h3 {
  font-size: var(--fs-5);
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-disclaimer .timeline__item p {
  margin: 0;
  font-size: var(--fs-7);
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 引用规范编号列表 ---------- */
.page-disclaimer .cite-list {
  counter-reset: disc-cite;
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .cite-list > li {
  counter-increment: disc-cite;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color .2s ease;
}

.page-disclaimer .cite-list > li:hover {
  background-color: rgba(47, 109, 224, .06);
}

.page-disclaimer .cite-list > li::before {
  content: counter(disc-cite, decimal-leading-zero);
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-5);
  line-height: 1.3;
  color: var(--gold);
  margin-bottom: 6px;
}

.page-disclaimer .cite-list h3 {
  font-size: var(--fs-5);
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-disclaimer .cite-list p {
  margin: 0;
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--muted);
}

.page-disclaimer .cite-list a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 109, 224, .5);
}
.page-disclaimer .cite-list a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

@media (min-width: 700px) {
  .page-disclaimer .cite-list > li {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
    padding: 22px 12px;
  }
  .page-disclaimer .cite-list > li::before {
    margin-bottom: 0;
    font-size: var(--fs-4);
  }
}

/* ---------- 外链卡片 ---------- */
.page-disclaimer .outside-grid {
  gap: 16px;
}

.page-disclaimer .outside-grid .card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 20px 22px;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.page-disclaimer .outside-grid .card:hover {
  border-color: var(--blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-disclaimer .outside-grid .card__title {
  font-size: var(--fs-4);
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-disclaimer .outside-grid .card__body p {
  margin: 0;
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 更正区块 ---------- */
.page-disclaimer .correction {
  display: grid;
  gap: 22px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  background: var(--grad-night);
}

.page-disclaimer .correction__text p {
  margin: 0 0 14px;
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--muted);
}

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

.page-disclaimer .correction__text a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 109, 224, .5);
}
.page-disclaimer .correction__text a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.page-disclaimer .correction .btn {
  justify-self: start;
}

@media (min-width: 860px) {
  .page-disclaimer .correction {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 32px;
  }
  .page-disclaimer .correction .btn {
    justify-self: end;
  }
}

/* ---------- 调整记录 ---------- */
.page-disclaimer .revision {
  max-width: 46em;
}

.page-disclaimer .revision > p {
  font-size: var(--fs-6);
  line-height: 1.78;
  color: var(--muted);
  margin: 0 0 24px;
}

.page-disclaimer .revision__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-disclaimer .revision__list li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: start;
  transition: background-color .2s ease;
}

.page-disclaimer .revision__list li:hover {
  background-color: rgba(47, 109, 224, .06);
}

.page-disclaimer .revision__ver {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-5);
  font-weight: 700;
  color: var(--gold);
  line-height: 1.4;
}

.page-disclaimer .revision__list h3 {
  font-size: var(--fs-6);
  font-weight: 800;
  color: var(--paper);
  margin: 0 0 6px;
}

.page-disclaimer .revision__list p {
  margin: 0;
  font-size: var(--fs-7);
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 桌面栅格 ---------- */
@media (min-width: 900px) {
  .page-disclaimer .disc-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }
  .page-disclaimer .disc-hero__media {
    margin-top: 10px;
  }
}

@media (min-width: 1024px) {
  .page-disclaimer .timeline {
    overflow-x: visible;
  }
  .page-disclaimer .timeline__item {
    flex: 1 1 0;
    min-width: 0;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-disclaimer .term,
  .page-disclaimer .disc-hero__jump a,
  .page-disclaimer .outside-grid .card,
  .page-disclaimer .cite-list > li,
  .page-disclaimer .revision__list li {
    transition: none;
  }
  .page-disclaimer .disc-hero__jump a:hover,
  .page-disclaimer .outside-grid .card:hover {
    transform: none;
  }
}
</main>