.page-news {
  background: var(--c-paper);
  overflow-x: hidden;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

/* ===== Hero ===== */
.page-news__hero {
  background:
    radial-gradient(circle at 85% 20%, rgba(30, 90, 138, 0.45) 0%, transparent 60%),
    linear-gradient(120deg, var(--c-midnight) 0%, var(--c-navy) 60%, #0e304d 100%);
  color: var(--c-paper);
  padding: 28px 0 56px;
}

.page-news__hero-inner {
  position: relative;
  border: 1px solid rgba(30, 90, 138, 0.45);
  padding: 20px;
}

@media (min-width: 768px) {
  .page-news__hero-inner {
    padding: 32px;
  }
}

.page-news__breadcrumbs {
  margin-bottom: 24px;
}

.page-news__hero-grid {
  display: grid;
  gap: 28px;
}

@media (min-width: 768px) {
  .page-news__hero-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 32px;
  }
}

.page-news__hero-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--c-gold);
}

.page-news__hero-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-signal);
  display: inline-block;
}

.page-news__hero-copy h1 {
  font-family: var(--f-heading);
  font-size: clamp(34px, 6vw, 64px);
  line-height: 1.08;
  margin: 0 0 18px;
  color: var(--c-paper);
  letter-spacing: 0.01em;
}

.page-news__hero-lead {
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-white-dim);
  margin: 0 0 28px;
  max-width: 520px;
}

.page-news__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  border-top: 1px solid var(--c-steel);
  padding-top: 20px;
}

.page-news__hero-stat {
  min-width: 80px;
  border-left: 2px solid var(--c-signal);
  padding-left: 10px;
}

.page-news__hero-stat strong {
  display: block;
  font-family: var(--f-heading);
  font-size: 24px;
  color: var(--c-gold);
  line-height: 1.2;
}

.page-news__hero-stat span {
  font-size: 12px;
  color: var(--c-white-dim);
  letter-spacing: 0.04em;
}

.page-news__hero-figure {
  margin: 0;
  border: 1px solid var(--c-steel);
  background: rgba(18, 58, 92, 0.35);
  padding: 8px;
}

.page-news__hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news__hero-figure figcaption {
  font-size: 12px;
  color: var(--c-white-faint);
  letter-spacing: 0.04em;
  padding-top: 10px;
  border-top: 1px solid rgba(30, 90, 138, 0.4);
  margin-top: 8px;
}

/* ===== 通用 section header ===== */
.page-news__section-head {
  margin-bottom: 32px;
}

.page-news .section-title {
  margin: 0 0 8px;
  line-height: 1.2;
}

.page-news__section-index {
  display: inline-flex;
  align-items: center;
  font-family: var(--f-heading);
  font-size: 14px;
  font-style: normal;
  color: var(--c-signal);
  border: 1px solid var(--c-signal);
  padding: 4px 10px;
  margin-right: 14px;
  vertical-align: middle;
}

.page-news__section-lede {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-slate);
  max-width: 560px;
  margin: 0;
}

/* ===== Latest ===== */
.page-news__latest {
  background: var(--c-paper);
  padding: 56px 0 64px;
}

.page-news__feature {
  display: grid;
  gap: 24px;
  border: 1px solid var(--c-line);
  background: #fff;
  padding: 24px;
  margin-bottom: 40px;
}

@media (min-width: 1024px) {
  .page-news__feature {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

.page-news__feature-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news__feature-title {
  font-family: var(--f-heading);
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.3;
  color: var(--c-midnight);
  margin: 14px 0 12px;
}

.page-news__feature-summary {
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-graphite);
  margin: 0 0 20px;
}

.page-news__feature-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 0 0 20px;
}

.page-news__feature-metrics div {
  border-left: 2px solid var(--c-signal);
  padding-left: 12px;
}

.page-news__feature-metrics dt {
  font-size: 12px;
  color: var(--c-slate);
  letter-spacing: 0.04em;
}

.page-news__feature-metrics dd {
  font-family: var(--f-heading);
  font-size: 20px;
  color: var(--c-midnight);
  margin: 4px 0 0;
}

.page-news__expander {
  border: 1px solid var(--c-line);
  background: var(--c-paper);
}

.page-news__expander summary {
  cursor: pointer;
  list-style: none;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--c-midnight);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.page-news__expander summary::-webkit-details-marker {
  display: none;
}

.page-news__expander summary::after {
  content: "+";
  font-size: 20px;
  line-height: 1;
  color: var(--c-signal);
  transition: transform var(--transition-fast);
}

.page-news__expander[open] summary::after {
  transform: rotate(45deg);
}

.page-news__expander-body {
  padding: 16px;
  border-top: 1px solid var(--c-line);
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-graphite);
}

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

.page-news__feature-media {
  margin: 0;
  border: 1px solid var(--c-line);
}

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

.page-news__feature-media figcaption {
  font-size: 12px;
  color: var(--c-slate);
  padding: 10px 12px;
  border-top: 1px solid var(--c-line);
}

.page-news__timeline {
  position: relative;
  border-top: 1px solid var(--c-line);
}

@media (min-width: 1024px) {
  .page-news__timeline {
    padding-left: 24px;
  }
  .page-news__timeline::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(180deg, var(--c-signal) 0%, var(--c-line) 60%);
  }
}

.page-news__entry {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--c-line);
}

.page-news__entry-num {
  font-family: var(--f-heading);
  font-size: 13px;
  color: var(--c-gold);
  border: 1px solid var(--c-gold);
  background: #fff;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-news__entry-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.page-news__entry-time {
  font-size: 12px;
  color: var(--c-slate);
  letter-spacing: 0.04em;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  padding: 2px 8px;
}

.page-news__entry-title {
  font-family: var(--f-heading);
  font-size: 20px;
  line-height: 1.4;
  color: var(--c-midnight);
  margin: 8px 0 8px;
  transition: color var(--transition-fast);
}

.page-news__entry:hover .page-news__entry-title {
  color: var(--c-steel);
}

.page-news__entry-summary {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-slate);
  margin: 0;
}

/* ===== Categories ===== */
.page-news__categories {
  background: var(--c-midnight);
  color: var(--c-paper);
  padding: 64px 0;
}

.page-news__categories .section-title {
  color: var(--c-paper);
}

.page-news__categories .page-news__section-lede {
  color: var(--c-white-dim);
}

.page-news__category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}

.page-news__category-link {
  color: var(--c-white-dim);
  border: 1px solid var(--c-steel);
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  background: transparent;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.page-news__category-link::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--c-signal);
  margin-right: 8px;
}

.page-news__category-link:hover,
.page-news__category-link:focus {
  background: var(--c-signal);
  border-color: var(--c-signal);
  color: var(--c-midnight);
}

.page-news__category-link:hover::before {
  background: var(--c-midnight);
}

.page-news__category-grid {
  display: grid;
  gap: 20px;
}

@media (min-width: 768px) {
  .page-news__category-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .page-news__category-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.page-news__category {
  border: 1px solid var(--c-steel);
  border-top: 3px solid var(--c-signal);
  padding: 24px;
  background: rgba(18, 58, 92, 0.35);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.page-news__category:target {
  border-color: var(--c-signal);
  background: rgba(255, 122, 0, 0.08);
}

.page-news__category-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--f-heading);
  font-size: 20px;
  color: var(--c-paper);
  margin: 0 0 16px;
}

.page-news__category-count {
  font-size: 12px;
  color: var(--c-gold);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.page-news__category-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.page-news__category-item {
  padding: 10px 0;
  border-bottom: 1px dashed rgba(30, 90, 138, 0.4);
}

.page-news__category-item:last-child {
  border-bottom: 0;
}

.page-news__category-item a {
  color: var(--c-white-dim);
  text-decoration: none;
  font-size: 14px;
  line-height: 1.55;
  transition: color var(--transition-fast);
}

.page-news__category-item a:hover {
  color: var(--c-signal);
}

.page-news__category-note {
  margin: 0;
  font-size: 12px;
  color: var(--c-gold);
  letter-spacing: 0.03em;
  line-height: 1.6;
}

/* ===== Popular ===== */
.page-news__popular {
  background: var(--c-paper);
  padding: 64px 0;
}

.page-news__popular-grid {
  display: grid;
  gap: 24px;
}

@media (min-width: 768px) {
  .page-news__popular-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news__popular-card--wide {
    grid-column: 1 / -1;
  }
}

.page-news__popular-card {
  background: #fff;
  border: 1px solid var(--c-line);
  overflow: hidden;
}

.page-news__popular-wide-inner {
  display: grid;
}

@media (min-width: 768px) {
  .page-news__popular-wide-inner {
    grid-template-columns: 1fr 1fr;
  }
}

.page-news__popular-media {
  margin: 0;
  position: relative;
}

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

@media (min-width: 768px) {
  .page-news__popular-media {
    min-height: 300px;
  }
  .page-news__popular-media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }
}

.page-news__popular-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.page-news__popular-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--c-midnight);
  background: var(--c-gold);
  padding: 4px 10px;
  margin: 0 0 12px;
}

.page-news__popular-title {
  font-family: var(--f-heading);
  font-size: 22px;
  line-height: 1.35;
  color: var(--c-midnight);
  margin: 8px 0 10px;
}

.page-news__popular-summary {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-slate);
  margin: 0 0 16px;
}

.page-news__popular-link {
  color: var(--c-signal);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--c-signal);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.page-news__popular-link:hover {
  color: var(--c-midnight);
  border-color: var(--c-midnight);
}

.page-news__popular-card--img {
  position: relative;
  min-height: 320px;
  background: var(--c-midnight);
}

.page-news__popular-card--img > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.82;
}

.page-news__popular-imgbody {
  position: relative;
  z-index: 1;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
  padding: 24px;
  background: linear-gradient(180deg, rgba(10, 31, 51, 0.15) 0%, rgba(10, 31, 51, 0.92) 100%);
}

.page-news__popular-imgbody .page-news__popular-title {
  color: var(--c-paper);
}

.page-news__popular-imgbody .page-news__popular-summary {
  color: var(--c-white-dim);
}

.page-news__popular-imgbody .page-news__popular-link {
  color: var(--c-signal);
  border-color: var(--c-signal);
}

.page-news__popular-imgbody .page-news__popular-link:hover {
  color: var(--c-paper);
  border-color: var(--c-paper);
}

.page-news__popular-card--dark {
  background:
    linear-gradient(135deg, rgba(255, 122, 0, 0.15) 0%, transparent 40%),
    var(--c-midnight);
  border: 1px solid var(--c-steel);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
}

.page-news__popular-card--dark .page-news__popular-title {
  color: var(--c-paper);
}

.page-news__popular-card--dark .page-news__popular-summary {
  color: var(--c-white-dim);
}

.page-news__popular-metrics {
  margin: 20px 0 24px;
  padding: 0;
}

.page-news__popular-metrics div {
  padding: 8px 0 8px 12px;
  border-left: 2px solid var(--c-signal);
  margin-bottom: 8px;
}

.page-news__popular-metrics dt {
  font-size: 11px;
  color: var(--c-gold);
  letter-spacing: 0.05em;
}

.page-news__popular-metrics dd {
  font-size: 16px;
  color: var(--c-paper);
  margin: 2px 0 0;
}

.page-news__popular-card--dark .btn--ghost {
  border-color: rgba(247, 245, 240, 0.6);
  color: var(--c-paper);
}

.page-news__popular-card--dark .btn--ghost:hover {
  background: var(--c-signal);
  border-color: var(--c-signal);
  color: var(--c-midnight);
}

/* ===== Closing ===== */
.page-news__closing {
  background: var(--c-paper);
  border-top: 6px solid var(--c-signal);
  padding: 56px 0 72px;
}

.page-news__closing-inner {
  border: 1px solid var(--c-line);
  background: #fff;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

@media (min-width: 768px) {
  .page-news__closing-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.page-news__closing-copy h2 {
  color: var(--c-midnight);
  font-size: clamp(26px, 3vw, 36px);
}

.page-news__closing-copy p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--c-slate);
  max-width: 640px;
  margin: 12px 0 0;
}

.page-news__closing-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
}