.page-news {
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

/* ---------- 面包屑与刊头 ---------- */
.page-news .news-crumbs {
  padding-top: 1.25rem;
  padding-bottom: 0.5rem;
}

.page-news .news-mast {
  padding-bottom: clamp(1.5rem, 4vw, 2.25rem);
  border-bottom: var(--border);
}

.page-news .news-mast h1 {
  margin: 0.6rem 0 0.95rem;
  font-size: clamp(1.95rem, 6.4vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.025em;
  max-width: 18ch;
}

.page-news .news-lede {
  margin: 0;
  max-width: 64ch;
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  line-height: 1.85;
  color: var(--cream);
  opacity: 0.82;
}

.page-news .news-legend {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
  font-size: var(--fs-14);
  color: var(--cream);
  opacity: 0.82;
}

.page-news .news-legend li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-news .tag-slate {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--slate);
  border-radius: var(--radius);
  color: var(--slate);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  line-height: 1.6;
  white-space: nowrap;
}

.page-news .news-time {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--slate);
  white-space: nowrap;
}

/* ---------- 头条 ---------- */
.page-news .news-feature {
  padding-top: clamp(1.75rem, 4vw, 2.75rem);
}

.page-news .news-feature-grid {
  display: grid;
  gap: 1.1rem;
}

.page-news .news-feature-media {
  margin: 0;
  aspect-ratio: 16 / 9;
  border: var(--border);
  box-shadow: var(--shadow-hard);
  background: var(--ink-deep);
  overflow: hidden;
  max-width: 100%;
}

.page-news .news-feature-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .news-feature-body {
  border: var(--border);
  background: var(--indigo);
  box-shadow: var(--shadow-hard);
  padding: clamp(1.1rem, 3vw, 1.85rem);
}

.page-news .news-kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.8rem;
  flex-wrap: wrap;
}

.page-news .news-feature-body h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.3rem, 3.2vw, 1.85rem);
  line-height: 1.32;
  letter-spacing: -0.01em;
}

.page-news .news-feature-text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--cream);
  opacity: 0.84;
}

.page-news .news-points {
  list-style: none;
  margin: 1.1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--cream);
  opacity: 0.86;
}

.page-news .news-points li {
  position: relative;
  padding-left: 1.15rem;
}

.page-news .news-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--cyan);
}

.page-news .news-feature-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.35rem;
}

/* ---------- 更新流 ---------- */
.page-news .news-stream {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding-top: clamp(2rem, 5vw, 3.25rem);
  border-top: var(--border);
}

.page-news .news-stream-head {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1.4rem;
}

.page-news .news-stream-head h2 {
  margin: 0;
  font-size: clamp(1.4rem, 3.6vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -0.015em;
}

.page-news .news-stream-note {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--cream);
  opacity: 0.72;
  max-width: 56ch;
}

.page-news .news-tabs .tab-list,
.page-news .news-series-tabs .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.page-news .tab {
  padding: 0.42rem 0.85rem;
  border: 2px solid var(--steel);
  border-radius: var(--radius);
  background: transparent;
  color: var(--cream);
  font-family: inherit;
  font-size: var(--fs-14);
  letter-spacing: 0.05em;
  line-height: 1.5;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease),
    border-color 0.2s var(--ease);
}

.page-news .tab:hover {
  border-color: var(--cyan);
}

.page-news .tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-deep);
  font-weight: 700;
}

.page-news .tab-panel {
  display: block;
}

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

.page-news .news-stream-layout {
  display: grid;
  gap: 1.5rem;
}

.page-news .news-stream-main {
  min-width: 0;
}

.page-news .news-ticker {
  display: none;
  margin: 0;
}

.page-news .news-ticker img {
  display: block;
  width: 100%;
  height: auto;
  border: var(--border);
  box-shadow: var(--shadow-soft);
}

/* 列表条目 */
.page-news .stream-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .stream-item {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr);
  gap: 0.3rem 0.85rem;
  padding: 1.05rem 0;
  border-top: 2px solid var(--steel);
}

.page-news .stream-list > .stream-item:last-child {
  border-bottom: 2px solid var(--steel);
}

.page-news .stream-num {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--sand);
  padding-top: 0.15rem;
}

.page-news .stream-body {
  min-width: 0;
}

.page-news .stream-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.35rem;
}

.page-news .stream-title {
  margin: 0 0 0.35rem;
  font-size: var(--fs-18);
  line-height: 1.5;
  letter-spacing: -0.01em;
}

.page-news .stream-summary {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--cream);
  opacity: 0.78;
}

.page-news .stream-more {
  margin-top: 0.65rem;
}

.page-news .disclosure-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  background: transparent;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  color: var(--cyan);
  font-family: inherit;
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-news .disclosure-btn::after {
  content: "＋";
  font-family: var(--font-mono);
}

.page-news .disclosure-btn[aria-expanded="true"]::after {
  content: "－";
}

.page-news .disclosure-btn:hover {
  border-color: var(--cyan);
}

.page-news .disclosure-panel {
  display: block;
  margin-top: 0.7rem;
  padding-left: 0.85rem;
  border-left: 2px solid var(--steel);
}

.page-news .disclosure-panel[hidden] {
  display: none;
}

.page-news .disclosure-panel p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--cream);
  opacity: 0.78;
}

.page-news .stream-list--compact .stream-item {
  padding: 0.9rem 0;
}

.page-news .stream-tail {
  margin: 1.2rem 0 0;
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding-top: clamp(2rem, 5vw, 3.25rem);
  border-top: var(--border);
}

.page-news .news-series h2 {
  margin: 0.45rem 0 0.55rem;
  font-size: clamp(1.4rem, 3.6vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -0.015em;
}

.page-news .news-series-note {
  margin: 0 0 1.4rem;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--cream);
  opacity: 0.72;
  max-width: 58ch;
}

.page-news .series-grid {
  display: grid;
  gap: 1.1rem;
  border: var(--border);
  background: var(--indigo);
  box-shadow: var(--shadow-soft);
  padding: clamp(1rem, 2.6vw, 1.6rem);
}

.page-news .series-media {
  margin: 0;
  aspect-ratio: 2 / 1;
  border: var(--border);
  overflow: hidden;
  background: var(--ink-deep);
  max-width: 100%;
}

.page-news .series-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .series-body h3 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.1rem, 2.6vw, 1.4rem);
  line-height: 1.4;
}

.page-news .series-body p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--cream);
  opacity: 0.82;
}

.page-news .series-list {
  list-style: none;
  margin: 0.9rem 0 1.1rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--cream);
  opacity: 0.84;
}

.page-news .series-list li {
  position: relative;
  padding-left: 1.1rem;
}

.page-news .series-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 0.4rem;
  height: 0.4rem;
  background: var(--sand);
}

.page-news .series-aside {
  border-left: 2px solid var(--steel);
  padding-left: 0.95rem;
}

.page-news .series-aside-label {
  margin: 0 0 0.3rem;
  font-size: var(--fs-12) !important;
  letter-spacing: 0.14em;
  color: var(--orange) !important;
  opacity: 1 !important;
}

.page-news .series-aside p:not(.series-aside-label) {
  margin: 0 0 1rem;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--cream);
  opacity: 0.8;
}

/* ---------- 回到查询 ---------- */
.page-news .news-return {
  margin-top: clamp(2rem, 5vw, 3.25rem);
  padding-top: clamp(2rem, 5vw, 3.25rem);
  border-top: var(--border);
}

.page-news .news-return h2 {
  margin: 0.45rem 0 1.3rem;
  font-size: clamp(1.4rem, 3.6vw, 2.1rem);
  line-height: 1.28;
  letter-spacing: -0.015em;
}

.page-news .return-grid {
  display: grid;
  gap: 0.75rem;
}

.page-news .return-card {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  border: var(--border);
  border-left-width: 6px;
  background: var(--indigo);
  color: var(--cream);
  text-decoration: none;
  box-shadow: var(--shadow-soft);
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-news .return-card:hover,
.page-news .return-card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 rgba(3, 7, 18, 0.7);
}

.page-news .return-card--cyan {
  border-left-color: var(--cyan);
}
.page-news .return-card--sand {
  border-left-color: var(--sand);
}
.page-news .return-card--violet {
  border-left-color: var(--violet);
}
.page-news .return-card--orange {
  border-left-color: var(--orange);
}

.page-news .return-label {
  font-size: var(--fs-16);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-news .return-text {
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--cream);
  opacity: 0.76;
}

.page-news .return-back {
  margin: 1.5rem 0 0;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .return-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-mast h1 {
    max-width: 22ch;
  }
}

@media (min-width: 900px) {
  .page-news .news-feature-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr);
    align-items: stretch;
  }
  .page-news .news-feature-media {
    height: 100%;
  }
  .page-news .series-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: 1.5rem;
  }
  .page-news .return-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .page-news .stream-item {
    grid-template-columns: 2.8rem minmax(0, 1fr);
    gap: 0.35rem 1.1rem;
    padding: 1.25rem 0;
  }
}

@media (min-width: 1024px) {
  .page-news .news-stream-layout {
    grid-template-columns: minmax(0, 1fr) 220px;
    align-items: start;
    gap: 2.25rem;
  }
  .page-news .news-ticker {
    display: block;
    position: sticky;
    top: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .tab,
  .page-news .disclosure-btn,
  .page-news .return-card {
    transition: none;
  }
  .page-news .return-card:hover,
  .page-news .return-card:focus-visible {
    transform: none;
  }
}