.page-news {
  --news-stack: -28px;
  --news-radius: 4px;
}

/* 首屏 */
.page-news .news-hero {
  position: relative;
  padding: 36px 0 76px;
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(74, 91, 255, 0.34), transparent 62%),
    linear-gradient(168deg, #0B2E4F 0%, #061B2F 100%);
  color: var(--c-mist);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: -20% -10%;
  background-image: repeating-linear-gradient(
    112deg,
    rgba(232, 241, 247, 0.14) 0 2px,
    transparent 2px 26px
  );
  opacity: 0.42;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 139, 111, 0.28), transparent 68%);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 2;
}

.page-news .news-hero__crumb {
  margin-bottom: 26px;
  font-size: 13px;
}

.page-news .news-hero__crumb .crumb__home,
.page-news .news-hero__crumb .crumb__current {
  color: rgba(247, 250, 252, 0.78);
  text-decoration: none;
}

.page-news .news-hero__crumb .crumb__sep {
  color: rgba(247, 250, 252, 0.36);
}

.page-news .news-hero__crumb .crumb__home:hover {
  color: var(--c-coral);
}

.page-news .news-hero__eyebrow {
  color: var(--c-coral);
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 34px;
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--c-mist);
  max-width: 18em;
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 34em;
  color: rgba(232, 241, 247, 0.86);
  font-size: 15px;
  line-height: 1.9;
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  margin-top: 32px;
  padding-top: 22px;
  border-top: 1px solid rgba(247, 250, 252, 0.16);
}

.page-news .news-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 96px;
}

.page-news .news-stat__num {
  font-family: var(--font-mono);
  font-size: 26px;
  letter-spacing: 0.02em;
  color: var(--c-mist);
  line-height: 1.1;
}

.page-news .news-stat__label {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(232, 241, 247, 0.6);
}

/* 通用面板与章节头 */
.page-news .news-slab {
  background: var(--c-mist);
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  box-shadow: var(--shadow);
  padding: 24px 20px 26px;
}

.page-news .news-slab__num {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--c-coral-deep);
  padding: 2px 10px 2px 0;
  border-right: 1px solid var(--line);
  margin-right: 12px;
  vertical-align: middle;
}

.page-news .news-slab__title {
  display: inline;
  vertical-align: middle;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.3;
  color: var(--c-deep);
}

.page-news .news-slab__head {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

/* 本期导语 */
.page-news .news-intro {
  position: relative;
  z-index: 3;
  margin-top: var(--news-stack);
}

.page-news .news-intro__grid {
  margin-top: 18px;
  gap: 22px;
}

.page-news .news-intro__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-ink);
}

.page-news .news-intro__body p:last-child {
  margin-bottom: 0;
}

.page-news .news-intro__aside {
  padding: 16px;
  background: var(--c-sea);
  border: 1px solid var(--line-soft);
  border-radius: var(--news-radius);
}

.page-news .news-intro__aside .vertical-note {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--c-celadon);
}

.page-news .news-intro__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-news .news-intro__list li {
  display: grid;
  grid-template-columns: 10px 1fr;
  gap: 8px;
  align-items: start;
}

.page-news .news-intro__list .status-dot {
  margin-top: 6px;
  background: var(--c-celadon);
}

/* 置顶专题 */
.page-news .news-feature {
  padding: 44px 0 8px;
}

.page-news .news-feature__card {
  position: relative;
  border: 1px solid transparent;
  border-radius: var(--news-radius);
  background:
    linear-gradient(var(--c-mist), var(--c-mist)) padding-box,
    linear-gradient(120deg, rgba(74, 91, 255, 0.62), rgba(139, 92, 246, 0.42)) border-box;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-news .news-feature__media {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-feature__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.page-news .news-feature__body {
  padding: 22px 20px 26px;
}

.page-news .news-feature__pin {
  display: inline-block;
  padding: 3px 14px 3px 9px;
  background: linear-gradient(100deg, #4A5BFF, #8B5CF6);
  color: #FFFFFF;
  font-size: 12px;
  letter-spacing: 0.12em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.page-news .news-feature__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  line-height: 1.32;
  color: var(--c-deep);
}

.page-news .news-feature__lede {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-ink);
}

.page-news .news-feature__lines {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-feature__lines li {
  display: grid;
  gap: 3px;
  padding-left: 14px;
  border-left: 2px solid var(--c-celadon-pale);
}

.page-news .news-feature__line-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  color: var(--c-deep);
  letter-spacing: 0.04em;
}

.page-news .news-feature__line-desc {
  font-size: 13.5px;
  line-height: 1.75;
  color: #3C4B5A;
}

.page-news .news-feature__cta {
  margin-top: 22px;
}

/* 条目列表 */
.page-news .news-stream {
  padding: 46px 0 52px;
  background: var(--c-sea);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .stream-head {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 26px;
}

.page-news .stream-head__title {
  display: inline;
  vertical-align: middle;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  line-height: 1.3;
  color: var(--c-deep);
}

.page-news .stream-head__note {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: #4A5A69;
}

.page-news .stream-layout {
  display: grid;
  gap: 22px;
}

.page-news .filter-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-news .filter-rail__label {
  width: 100%;
  margin: 0 0 2px;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--c-deep);
  opacity: 0.62;
}

.page-news .filter-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 18px 7px 11px;
  background: var(--c-mist);
  border: 1px solid var(--line);
  color: var(--c-deep);
  font-size: 13px;
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
  transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}

.page-news .filter-rail__link:hover,
.page-news .filter-rail__link:focus-visible {
  background: var(--c-deep);
  border-color: var(--c-deep);
  color: var(--c-mist);
}

.page-news .filter-rail__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
}

.page-news .filter-rail__dot--all { background: var(--c-ink); }
.page-news .filter-rail__dot--ver { background: var(--c-deep); }
.page-news .filter-rail__dot--adapt { background: var(--c-coral); }
.page-news .filter-rail__dot--lib { background: var(--c-celadon); }
.page-news .filter-rail__dot--site { background: #A79B8B; }

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

.page-news .stream__anchor {
  display: block;
  height: 0;
  visibility: hidden;
  scroll-margin-top: 80px;
}

.page-news .entry-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.page-news .entry {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 20px;
  background: var(--c-mist);
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  box-shadow: 0 2px 8px rgba(11, 46, 79, 0.03);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.page-news .entry:hover,
.page-news .entry:focus-within {
  border-color: var(--c-coral);
  box-shadow: var(--shadow);
}

.page-news .entry__media,
.page-news .entry__thumb {
  overflow: hidden;
  border-radius: 2px;
  margin: -4px -2px 4px;
}

.page-news .entry__media img,
.page-news .entry__thumb img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .entry__media img { aspect-ratio: 14 / 9; }
.page-news .entry__thumb img { aspect-ratio: 3 / 2; }

.page-news .entry__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-coral-deep);
}

.page-news .entry__tag {
  align-self: flex-start;
  padding: 3px 15px 3px 9px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-news .entry__tag--ver {
  background: var(--c-deep);
  color: var(--c-mist);
}

.page-news .entry__tag--adapt {
  background: var(--c-coral);
  color: #0B2E4F;
}

.page-news .entry__tag--lib {
  background: var(--c-celadon-pale);
  color: #1F6B53;
}

.page-news .entry__tag--site {
  background: var(--c-warm);
  color: #4A3B2C;
}

.page-news .entry__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--c-deep);
}

.page-news .entry__sum {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: #465566;
}

.page-news .entry__link {
  position: relative;
  margin-top: auto;
  padding-top: 6px;
  align-self: flex-start;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-coral-deep);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-news .entry__link::after {
  content: "→";
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.2s, transform 0.2s;
}

.page-news .entry:hover .entry__link::after,
.page-news .entry__link:focus-visible::after {
  opacity: 1;
  transform: translateX(0);
}

.page-news .stream-banner {
  margin: 22px 0 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--news-radius);
  overflow: hidden;
  background: var(--c-mist);
}

.page-news .stream-banner img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-news .stream-banner .media__caption {
  padding: 10px 16px 12px;
  font-size: 12.5px;
  line-height: 1.7;
  color: #4A5A69;
  border-top: 1px solid var(--line-soft);
}

/* 时间线归档 */
.page-news .news-archive {
  padding: 48px 0 52px;
}

.page-news .stream-head--archive {
  border-bottom-color: var(--line);
}

.page-news .archive-jump {
  display: flex;
  gap: 8px;
  margin: 14px 0 0;
}

.page-news .archive-jump a {
  padding: 4px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--c-deep);
  border: 1px solid var(--line);
  border-radius: 2px;
  text-decoration: none;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

.page-news .archive-jump a:hover,
.page-news .archive-jump a:focus-visible {
  background: var(--c-deep);
  border-color: var(--c-deep);
  color: var(--c-mist);
}

.page-news .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 26px;
}

.page-news .timeline__item {
  display: grid;
  gap: 10px;
  padding: 0 0 0 16px;
  border-left: 2px solid var(--line);
  scroll-margin-top: 84px;
}

.page-news .timeline__item:last-child {
  padding-bottom: 0;
}

.page-news .timeline__ver {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--c-deep);
}

.page-news .timeline__stage {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--c-celadon);
}

.page-news .timeline__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-ink);
}

.page-news .timeline__list li {
  position: relative;
  padding-left: 14px;
}

.page-news .timeline__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 5px;
  height: 5px;
  background: var(--c-warm);
  border-radius: 50%;
}

/* 订阅与回访 */
.page-news .news-sub {
  padding: 44px 0 56px;
  background: var(--c-coral-sand);
  border-top: 1px solid rgba(194, 65, 12, 0.16);
}

.page-news .news-sub__grid {
  gap: 24px;
}

.page-news .news-sub__title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  line-height: 1.3;
  color: #0B2E4F;
}

.page-news .news-sub__lede {
  margin: 12px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: #5A3626;
}

.page-news .news-sub__steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-sub__steps li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px 12px;
  background: rgba(247, 250, 252, 0.66);
  border: 1px solid rgba(194, 65, 12, 0.16);
  border-radius: 2px;
  font-size: 13.5px;
  line-height: 1.75;
  color: #4A2D1E;
}

.page-news .news-sub__step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-coral-deep);
  padding-top: 2px;
}

.page-news .news-sub__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-news .news-sub__aside {
  padding: 22px 20px 24px;
  background: var(--c-mist);
  border: 1px solid rgba(194, 65, 12, 0.18);
  border-radius: var(--news-radius);
  box-shadow: var(--shadow);
}

.page-news .news-sub__aside-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17px;
  color: var(--c-deep);
}

.page-news .news-sub__aside-text {
  margin: 10px 0 18px;
  font-size: 13.5px;
  line-height: 1.85;
  color: #465566;
}

.page-news .news-sub__aside-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-size: 12px;
  line-height: 1.7;
  color: #6B7885;
}

/* 平板 */
@media (min-width: 720px) {
  .page-news .news-hero {
    padding: 48px 0 88px;
  }

  .page-news .news-hero__title {
    font-size: 44px;
  }

  .page-news .news-hero__lede {
    font-size: 16px;
  }

  .page-news .news-stat__num {
    font-size: 30px;
  }

  .page-news .news-slab {
    padding: 30px 30px 32px;
  }

  .page-news .news-slab__title {
    font-size: 26px;
  }

  .page-news .news-feature__body {
    padding: 26px 30px 30px;
  }

  .page-news .news-feature__title {
    font-size: 26px;
  }

  .page-news .entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-news .entry--wide {
    grid-column: span 2;
  }
}

/* 桌面 */
@media (min-width: 1024px) {
  .page-news .news-hero {
    padding: 60px 0 104px;
  }

  .page-news .news-hero__title {
    font-size: 52px;
    max-width: 15em;
  }

  .page-news .news-hero__stats {
    gap: 14px 48px;
  }

  .page-news .news-intro__grid {
    gap: 32px;
  }

  .page-news .news-feature__card {
    display: grid;
    grid-template-columns: 5fr 6fr;
    align-items: stretch;
  }

  .page-news .news-feature__media {
    border-bottom: none;
    border-right: 1px solid var(--line-soft);
    height: 100%;
  }

  .page-news .news-feature__media img {
    height: 100%;
    aspect-ratio: auto;
    object-fit: cover;
  }

  .page-news .stream-layout {
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 34px;
    align-items: start;
  }

  .page-news .filter-rail {
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: stretch;
    position: sticky;
    top: 88px;
    gap: 6px;
  }

  .page-news .filter-rail__link {
    justify-content: flex-start;
    padding: 9px 18px 9px 12px;
  }

  .page-news .entry-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .entry-grid > .entry:nth-child(3n + 2) {
    margin-top: 22px;
  }

  .page-news .timeline__item {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 22px;
    padding-left: 24px;
  }

  .page-news .timeline__ver {
    font-size: 40px;
    padding-top: 2px;
  }

  .page-news .news-sub__grid {
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 1280px) {
  .page-news .news-hero__title {
    font-size: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry,
  .page-news .entry__link::after,
  .page-news .filter-rail__link,
  .page-news .archive-jump a {
    transition-duration: 0.01ms;
  }
}