.page-news {
  --news-radius: 28px;
  --news-card-radius: 22px;
  overflow-x: clip;
  background: var(--sand);
  color: var(--charcoal);
}

.page-news .news-shell {
  padding-top: 18px;
  padding-bottom: clamp(48px, 8vw, 80px);
}

.page-news .breadcrumbs {
  margin: 0 0 16px;
}

.page-news .breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  color: rgba(29, 31, 28, 0.62);
}

.page-news .breadcrumb-list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--gold-deep);
}

.page-news .breadcrumb-list a {
  color: var(--ink-evergreen);
  text-decoration: none;
}

.page-news .breadcrumb-list a:hover {
  color: var(--gold-deep);
}

/* 首屏主题带 */
.page-news .news-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(24px, 5vw, 52px) clamp(20px, 4vw, 48px) 0;
  border: 1px solid rgba(200, 164, 93, 0.18);
  border-radius: var(--news-radius);
  background: var(--ink-deep);
  box-shadow: var(--shadow-card);
  color: var(--ivory);
}

.page-news .news-band__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.24;
  filter: saturate(0.9);
}

.page-news .news-band__inner {
  position: relative;
  z-index: 1;
}

.page-news .news-band__head {
  position: relative;
}

.page-news .news-band__quarter {
  position: absolute;
  top: -0.32em;
  right: -0.08em;
  z-index: 0;
  color: transparent;
  font-family: var(--font-serif);
  font-size: clamp(112px, 30vw, 240px);
  font-weight: 300;
  line-height: 0.8;
  letter-spacing: -0.08em;
  -webkit-text-stroke: 1px rgba(200, 164, 93, 0.42);
  pointer-events: none;
  user-select: none;
}

.page-news .news-band h1 {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--ivory);
  font-family: var(--font-serif);
  font-size: clamp(46px, 11vw, 108px);
  font-weight: 300;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.page-news .news-band__title-sub {
  display: block;
  margin-top: clamp(12px, 2vw, 20px);
  color: var(--gold);
  font-family: var(--font-serif);
  font-size: clamp(20px, 4.4vw, 38px);
  font-weight: 400;
  line-height: 1.3;
  letter-spacing: 0.02em;
}

.page-news .news-band__lede {
  max-width: 48ch;
  margin: clamp(20px, 3vw, 28px) 0 0;
  color: rgba(248, 243, 232, 0.78);
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
}

.page-news .priority-list {
  display: grid;
  grid-template-columns: 1fr;
  margin: clamp(24px, 5vw, 44px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-gold);
  list-style: none;
}

.page-news .priority-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 16px 2px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .priority-index {
  padding-top: 3px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-news .priority-item strong {
  display: block;
  margin-bottom: 4px;
  color: var(--sand);
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 500;
  line-height: 1.4;
}

.page-news .priority-item p {
  margin: 0;
  color: rgba(248, 243, 232, 0.66);
  font-size: 13px;
  line-height: 1.7;
}

/* 专题列表 */
.page-news .news-topics-section {
  padding-block: clamp(42px, 7vw, 76px) 0;
}

.page-news .news-section-head {
  display: grid;
  gap: 14px;
  margin-bottom: 20px;
}

.page-news .news-section-head h2,
.page-news .news-reading h2 {
  margin: 8px 0 0;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.page-news .news-section-note {
  max-width: 42ch;
  margin: 0;
  color: rgba(29, 31, 28, 0.66);
  font-size: 14px;
  line-height: 1.75;
}

.page-news .news-filter {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 14px;
  scrollbar-width: thin;
}

.page-news .news-filter .chip {
  flex: 0 0 auto;
  padding: 8px 16px;
  border: 1px solid rgba(14, 47, 42, 0.18);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--ink-evergreen);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-news .news-filter .chip:hover {
  border-color: var(--gold);
}

.page-news .news-filter .chip[aria-current="true"] {
  border-color: var(--ink-deep);
  background: var(--ink-deep);
  color: var(--ivory);
}

.page-news .news-collage {
  height: clamp(148px, 24vw, 260px);
  margin: 0 0 24px;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--ink-night);
}

.page-news .news-collage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .news-topics {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: start;
}

.page-news .topic-card {
  min-width: 0;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid rgba(200, 164, 93, 0.28);
  border-radius: var(--news-card-radius);
  background: var(--ivory);
  box-shadow: var(--shadow-card);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-news .topic-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

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

.page-news .topic-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.page-news .topic-cat--version {
  background: rgba(200, 164, 93, 0.18);
  color: var(--gold-deep);
}

.page-news .topic-cat--path {
  background: rgba(92, 139, 134, 0.16);
  color: #2f5d59;
}

.page-news .topic-cat--bookmark {
  background: rgba(217, 154, 61, 0.16);
  color: #8a5a1f;
}

.page-news .topic-cat--export {
  background: rgba(90, 36, 48, 0.12);
  color: var(--wine);
}

.page-news .topic-week {
  margin-left: auto;
  color: rgba(29, 31, 28, 0.54);
  font-size: 11px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-news .topic-card h3 {
  margin: 14px 0 10px;
  color: var(--ink-deep);
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 500;
  line-height: 1.35;
}

.page-news .topic-card > p {
  margin: 0;
  color: rgba(29, 31, 28, 0.74);
  font-size: 14.5px;
  line-height: 1.75;
}

.page-news .topic-more {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid rgba(14, 47, 42, 0.1);
}

.page-news .topic-more summary {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-evergreen);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
}

.page-news .topic-more summary::-webkit-details-marker {
  display: none;
}

.page-news .topic-more summary::after {
  content: "+";
  margin-left: auto;
  color: var(--gold-deep);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
}

.page-news .topic-more[open] summary::after {
  content: "−";
}

.page-news .topic-more p {
  margin: 10px 0 0;
  color: rgba(29, 31, 28, 0.7);
  font-size: 13.5px;
  line-height: 1.75;
}

.page-news .topic-more a {
  color: var(--gold-deep);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.page-news .topic-more a:hover {
  color: var(--ink-evergreen);
}

/* 时间轴 */
.page-news .news-timeline-section {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  margin-block: clamp(40px, 7vw, 80px);
  padding: clamp(24px, 5vw, 48px);
  border-radius: var(--news-radius);
  background: var(--ink-deep);
  color: var(--ivory);
}

.page-news .news-timeline__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.13;
}

.page-news .timeline-layout {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}

.page-news .timeline-sticky h2 {
  margin: 10px 0 16px;
  color: var(--ivory);
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.6vw, 44px);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-news .timeline-lede {
  margin: 0;
  color: rgba(248, 243, 232, 0.72);
  font-size: 14px;
  line-height: 1.8;
}

.page-news .timeline-now {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 20px 0 0;
  padding: 8px 14px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  background: rgba(200, 164, 93, 0.1);
  color: var(--sand);
  font-size: 12px;
  line-height: 1.5;
}

.page-news .timeline-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold-amber);
  box-shadow: 0 0 0 4px rgba(217, 154, 61, 0.18);
}

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

.page-news .timeline-track {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-bottom: 22px;
}

.page-news .timeline-node {
  position: relative;
  padding: 26px 16px 18px;
  border-top: 1px solid var(--line-gold);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: rgba(248, 243, 232, 0.04);
}

.page-news .timeline-node::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 16px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: var(--ink-night);
}

.page-news .timeline-node.is-current {
  border-top-color: var(--gold-amber);
  background: rgba(217, 154, 61, 0.12);
}

.page-news .timeline-node.is-current::before {
  background: var(--gold-amber);
  box-shadow: 0 0 0 4px rgba(217, 154, 61, 0.2);
}

.page-news .timeline-step {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.page-news .timeline-node h3 {
  margin: 6px 0 8px;
  color: var(--ivory);
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 500;
  line-height: 1.4;
}

.page-news .timeline-node p {
  margin: 0;
  color: rgba(248, 243, 232, 0.68);
  font-size: 13px;
  line-height: 1.7;
}

.page-news .timeline-visual {
  height: clamp(118px, 18vw, 190px);
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.page-news .timeline-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 延伸阅读 */
.page-news .news-reading {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(24px, 5vw, 48px);
  border-radius: var(--news-radius);
  background: var(--sand);
}

.page-news .reading-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.14;
}

.page-news .reading-head,
.page-news .reading-grid,
.page-news .news-cta {
  position: relative;
  z-index: 1;
}

.page-news .reading-lede {
  max-width: 44ch;
  margin: 12px 0 0;
  color: rgba(29, 31, 28, 0.7);
  font-size: 14px;
  line-height: 1.75;
}

.page-news .reading-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-news .reading-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 200px;
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}

.page-news .reading-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.page-news .reading-card--dark {
  background: var(--ink-deep);
  color: var(--ivory);
}

.page-news .reading-card--light {
  background: var(--ivory);
  color: var(--charcoal);
}

.page-news .reading-card--mid {
  background: var(--ink-night);
  color: var(--ivory);
}

.page-news .reading-kicker {
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.page-news .reading-card--light .reading-kicker {
  color: var(--gold-deep);
}

.page-news .reading-card h3 {
  margin: 0;
  color: inherit;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.4;
}

.page-news .reading-card p {
  margin: 0;
  color: inherit;
  font-size: 13.5px;
  line-height: 1.75;
  opacity: 0.74;
}

.page-news .reading-arrow {
  margin-top: auto;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
}

.page-news .reading-card--light .reading-arrow {
  color: var(--gold-deep);
}

.page-news .news-cta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(14, 47, 42, 0.14);
}

.page-news .news-cta p {
  margin: 0;
  color: var(--ink-evergreen);
  font-size: 14px;
  line-height: 1.7;
}

@media (min-width: 720px) {
  .page-news .priority-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .priority-item {
    padding: 18px 20px 18px 0;
  }

  .page-news .priority-item:nth-child(even) {
    padding-left: 20px;
    border-left: 1px solid var(--line-soft);
  }

  .page-news .news-section-head {
    grid-template-columns: minmax(0, 1fr) minmax(220px, 0.65fr);
    align-items: end;
    gap: 24px;
  }

  .page-news .news-section-note {
    justify-self: end;
    text-align: right;
  }

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

  .page-news .news-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 820px) {
  .page-news .news-topics {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 22px;
  }

  .page-news .topic-card:nth-child(odd) {
    grid-column: span 7;
  }

  .page-news .topic-card:nth-child(even) {
    grid-column: span 5;
    transform: translateY(34px);
  }

  .page-news .topic-card:nth-child(even):hover {
    transform: translateY(30px);
  }

  .page-news .timeline-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .timeline-layout {
    grid-template-columns: minmax(220px, 0.8fr) minmax(0, 2fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .timeline-sticky {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }
}

@media (min-width: 1080px) {
  .page-news .priority-list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .priority-item,
  .page-news .priority-item:nth-child(even) {
    padding: 20px 18px;
    border-left: 1px solid var(--line-soft);
  }

  .page-news .priority-item:first-child {
    border-left: 0;
    padding-left: 0;
  }

  .page-news .timeline-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-card,
  .page-news .reading-card,
  .page-news .news-filter .chip {
    transition: none;
  }

  .page-news .topic-card:hover,
  .page-news .topic-card:nth-child(even):hover,
  .page-news .reading-card:hover {
    transform: none;
  }
}