.page-news {
  --news-rail: 232px;
  --news-gap: 2.25rem;
}

/* ---------- 面包屑与首屏 ---------- */
.page-news .breadcrumb {
  margin-top: 1.5rem;
}

.page-news .news-hero {
  position: relative;
  padding-top: 2rem;
  padding-bottom: var(--space-section);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.25rem;
}

.page-news .news-hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.02em;
  font-size: clamp(2rem, 6.2vw, 3.6rem);
  line-height: 1.08;
  color: var(--white);
  max-width: 20ch;
  margin: 0 0 1.25rem;
  transform: skewX(-4deg);
  transform-origin: left bottom;
}

.page-news .news-hero__lede {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--stardust);
  max-width: 46ch;
  margin: 0 0 1.75rem;
}

.page-news .news-hero__figure {
  position: relative;
  margin: 2.5rem 0 0;
  border: var(--line);
  background: linear-gradient(135deg, rgba(124,92,255,.22), rgba(47,224,192,.14) 45%, rgba(255,138,91,.18));
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}

.page-news .news-hero__figure::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--coral), var(--gold) 33%, var(--pulse) 66%, var(--nebula));
  z-index: 2;
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: .88;
}

.page-news .news-hero__caption {
  position: absolute;
  left: 0;
  bottom: 0;
  background: rgba(5, 11, 31, .86);
  border-top: 1px solid var(--ink-edge);
  border-right: 1px solid var(--ink-edge);
  padding: .55rem .9rem;
  color: var(--orbit);
}

/* ---------- 目录式双栏 ---------- */
.page-news .news-deck {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .news-deck__rail {
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.page-news .news-index {
  display: flex;
  gap: .5rem;
  overflow-x: auto;
  padding-bottom: .35rem;
  scrollbar-width: thin;
}

.page-news .news-index a {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem .9rem;
  border: var(--line);
  color: var(--stardust);
  text-decoration: none;
  font-size: .9375rem;
  background: var(--ink-panel);
  transition: border-color .25s var(--ease), color .25s var(--ease), transform .25s var(--ease);
}

.page-news .news-index a .mono {
  color: var(--orbit);
  font-size: .6875rem;
}

.page-news .news-index a:hover,
.page-news .news-index a:focus-visible {
  border-color: var(--gold);
  color: var(--white);
  transform: translateY(-2px);
}

.page-news .news-index__note {
  font-size: .8125rem;
  line-height: 1.7;
  color: var(--orbit);
  margin: 0;
}

/* ---------- 章节标题 ---------- */
.page-news .news-chapter {
  border-top: 2px solid var(--ink-edge);
  padding-top: 1.25rem;
  margin-bottom: 1.75rem;
}

.page-news .news-chapter .panel__index {
  display: inline-block;
  margin-bottom: .75rem;
}

.page-news .news-chapter h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.015em;
  font-size: clamp(1.5rem, 4.2vw, 2.25rem);
  line-height: 1.2;
  color: var(--white);
  margin: 0 0 .75rem;
  max-width: 24ch;
}

.page-news .news-chapter p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--stardust);
  margin: 0;
  max-width: 52ch;
}

/* ---------- 通用配图 ---------- */
.page-news .news-figure {
  position: relative;
  margin: 0 0 2rem;
  border: var(--line);
  background: linear-gradient(160deg, rgba(34,48,92,.75), rgba(5,11,31,.95));
  overflow: hidden;
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .85;
}

.page-news .news-figure figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  padding: .5rem .8rem;
  background: rgba(5, 11, 31, .88);
  border-top: 1px solid var(--ink-edge);
  border-left: 1px solid var(--ink-edge);
  color: var(--orbit);
}

.page-news .news-figure--map {
  border-left: 4px solid var(--nebula);
}

.page-news .news-figure--timeline {
  border-left: 4px solid var(--pulse);
}

.page-news .news-figure--topics {
  border-left: 4px solid var(--coral);
}

/* ---------- 案例分组 ---------- */
.page-news .case-group {
  scroll-margin-top: 5rem;
  margin-bottom: 2.25rem;
}

.page-news .case-group:last-child {
  margin-bottom: 0;
}

.page-news .case-group__title {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--white);
  margin: 0 0 .85rem;
  padding-bottom: .6rem;
  border-bottom: 1px solid var(--ink-edge);
}

.page-news .case-group__dot {
  width: 10px;
  height: 10px;
  flex: 0 0 10px;
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, .06);
}

.page-news .case-group__dot--retail { background: var(--coral); }
.page-news .case-group__dot--mfg { background: var(--nebula); }
.page-news .case-group__dot--edu { background: var(--pulse); }
.page-news .case-group__dot--culture { background: var(--gold); }
.page-news .case-group__dot--logi { background: #6FA8FF; }
.page-news .case-group__dot--local { background: #FF6FA5; }

.page-news .case-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .case-item {
  position: relative;
  padding: .95rem 2.75rem .95rem 0;
  border-bottom: 1px solid rgba(34, 48, 92, .7);
  transition: background .25s var(--ease);
}

.page-news .case-item::after {
  content: "";
  position: absolute;
  right: .75rem;
  top: 1.6rem;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width .3s var(--ease);
}

.page-news .case-item:hover::after,
.page-news .case-item:focus-within::after {
  width: 1.5rem;
}

.page-news .case-item:hover {
  background: rgba(34, 48, 92, .22);
}

.page-news .case-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .6rem;
  margin: 0 0 .35rem;
}

.page-news .case-item__head .mono {
  color: var(--orbit);
  padding: 1px 6px;
  border: 1px solid var(--ink-edge);
}

.page-news .case-item__head strong {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  letter-spacing: -.01em;
  color: var(--stardust);
  font-weight: 700;
}

.page-news .case-item__desc {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--orbit);
}

/* ---------- 版本时间线 ---------- */
.page-news .news-timeline {
  position: relative;
}

.page-news .news-timeline__list {
  position: relative;
  padding-left: 1.5rem;
  border-left: 2px dashed var(--ink-edge);
}

.page-news .news-node {
  position: relative;
  border: var(--line);
  background: var(--ink-panel);
  margin-bottom: .85rem;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-news .news-node::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 1.35rem;
  width: .625rem;
  height: .625rem;
  margin-left: -6px;
  border-radius: 50%;
  background: var(--pulse);
  box-shadow: 0 0 0 4px rgba(47, 224, 192, .16);
}

.page-news .news-node:hover,
.page-news .news-node:focus-within {
  border-color: var(--gold);
  box-shadow: 4px 4px 0 rgba(34, 48, 92, .85);
}

.page-news .news-node__trigger {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
  width: 100%;
  text-align: left;
  padding: 1rem 1.1rem;
  background: none;
  border: 0;
  cursor: pointer;
  color: inherit;
  font: inherit;
}

.page-news .news-node__tag {
  color: var(--pulse);
  border: 1px solid rgba(47, 224, 192, .45);
  padding: 2px 8px;
}

.page-news .news-node__title {
  flex: 1 1 12rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-news .news-node__count {
  color: var(--gold);
  font-size: 1.0625rem;
}

.page-news .news-node .accordion__panel p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--stardust);
}

/* ---------- 更新节奏条 ---------- */
.page-news .news-cadence {
  margin-top: 2rem;
  padding: 1.25rem 1.35rem;
  border: var(--line);
  border-top: 4px solid var(--gold);
  background: linear-gradient(120deg, rgba(246,185,59,.10), rgba(12,21,51,.9) 60%);
}

.page-news .news-cadence__label {
  color: var(--gold);
  margin: 0 0 .75rem;
}

.page-news .news-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: .6rem;
}

.page-news .news-cadence__list li {
  display: flex;
  align-items: baseline;
  gap: .65rem;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--stardust);
}

.page-news .news-cadence__list .num {
  font-size: 1.125rem;
  color: var(--white);
  min-width: 3.5rem;
}

/* ---------- 专题卡片 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.1rem;
}

.page-news .topic-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .6rem;
  padding: 1.35rem 1.35rem 1.5rem;
  border: var(--line);
  background: var(--ink-panel);
  color: var(--stardust);
  text-decoration: none;
  overflow: hidden;
  transition: transform .25s var(--ease), border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-news .topic-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--c);
}

.page-news .topic-card:hover,
.page-news .topic-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 6px 6px 0 rgba(34, 48, 92, .9);
}

.page-news .topic-card--pulse { --c: var(--pulse); }
.page-news .topic-card--coral { --c: var(--coral); }
.page-news .topic-card--nebula { --c: var(--nebula); }
.page-news .topic-card--gold { --c: var(--gold); }

.page-news .topic-card .mono-tag {
  align-self: flex-start;
  color: var(--c);
  border-color: var(--c);
}

.page-news .topic-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.01em;
  font-size: 1.1875rem;
  line-height: 1.3;
  color: var(--white);
  margin: 0;
}

.page-news .topic-card p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--orbit);
}

.page-news .topic-card__go {
  margin-top: auto;
  padding-top: .5rem;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--c);
}

/* ---------- 回访与联系 ---------- */
.page-news .news-revisit {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  border: var(--line);
  background:
    radial-gradient(circle at 12% 8%, rgba(124,92,255,.18), transparent 55%),
    var(--ink-panel);
  padding: 1.75rem 1.35rem;
  box-shadow: var(--shadow-hard);
}

.page-news .news-revisit__text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -.015em;
  font-size: clamp(1.5rem, 4.2vw, 2.125rem);
  line-height: 1.2;
  color: var(--white);
  margin: .75rem 0 1rem;
  max-width: 22ch;
}

.page-news .news-revisit__text p {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--stardust);
  margin: 0 0 1rem;
  max-width: 48ch;
}

.page-news .news-revisit__text .btn-row {
  margin-top: 1.5rem;
}

.page-news .news-contact {
  align-self: start;
  border-top: 3px solid var(--gold);
  background: rgba(5, 11, 31, .6);
  padding: 1.25rem 1.25rem 1.35rem;
}

.page-news .news-contact__title {
  color: var(--gold);
  margin: 0 0 1rem;
}

.page-news .news-contact__list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  display: grid;
  gap: .7rem;
}

.page-news .news-contact__list li {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  font-size: .9375rem;
  line-height: 1.7;
  color: var(--stardust);
  word-break: break-word;
}

.page-news .news-contact__list .mono {
  flex: 0 0 3.5rem;
  color: var(--orbit);
}

.page-news .news-contact__note {
  margin: 0;
  font-size: .8125rem;
  line-height: 1.75;
  color: var(--orbit);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .news-cadence__list {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }

  .page-news .news-revisit {
    padding: 2.25rem 2rem;
  }
}

@media (min-width: 900px) {
  .page-news .news-deck {
    grid-template-columns: var(--news-rail) minmax(0, 1fr);
    gap: 3rem;
    align-items: start;
  }

  .page-news .news-deck__rail {
    position: sticky;
    top: 2rem;
  }

  .page-news .news-index {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-index a {
    justify-content: flex-start;
    width: 100%;
  }

  .page-news .news-hero__title {
    max-width: 16ch;
  }

  .page-news .news-revisit {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 3rem;
  }

  .page-news .news-timeline {
    display: grid;
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 2.5rem;
    align-items: start;
  }

  .page-news .news-figure--timeline {
    position: sticky;
    top: 2rem;
    margin-bottom: 0;
  }
}

@media (min-width: 1100px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-news .news-revisit {
    padding: 3rem 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .case-item,
  .page-news .case-item::after,
  .page-news .news-index a,
  .page-news .topic-card,
  .page-news .news-node {
    transition: none;
  }

  .page-news .news-index a:hover,
  .page-news .topic-card:hover {
    transform: none;
  }
}
</style>