.page-news {
  --news-tag-version-bg: #E4F0FA;
  --news-tag-version-fg: #14547F;
  --news-tag-feature-bg: #E5F5EF;
  --news-tag-feature-fg: #17664F;
  --news-tag-service-bg: #FFF0E0;
  --news-tag-service-fg: #A85B12;
  --news-tag-column-bg: #EDEFF5;
  --news-tag-column-fg: #43536A;
  --news-axis-x: 6px;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 8px 0 48px;
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  left: -14%;
  top: -34%;
  width: 80%;
  height: 130%;
  background: linear-gradient(126deg, rgba(46, 139, 214, 0.12) 0%, rgba(237, 245, 252, 0.9) 46%, rgba(255, 255, 255, 0) 78%);
  transform: rotate(-6deg);
  border-radius: 0 0 62% 0;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -20%;
  top: 10%;
  width: 66%;
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle at 32% 32%, rgba(44, 158, 122, 0.2), rgba(44, 158, 122, 0) 64%);
  border-radius: 999px;
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-news .news-hero__title {
  font-size: clamp(2.1rem, 8vw, 4.2rem);
  margin: 10px 0 0;
}

.page-news .news-hero__lead {
  margin-top: 18px;
  max-width: 34em;
}

.page-news .news-hero__sub {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 0.9375rem;
  line-height: 1.75;
  max-width: 32em;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-news .news-hero__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: linear-gradient(140deg, var(--mist), var(--tea-light));
}

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

/* ---------- 最新公告卡 ---------- */
.page-news .notice-rail {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-news .notice-card {
  display: block;
  padding: 20px 20px 22px;
  border-radius: var(--radius);
  background: var(--glass);
  border: 1px solid var(--hair);
  box-shadow: 0 6px 22px rgba(29, 43, 58, 0.06);
  text-decoration: none;
  color: var(--ink);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.32s var(--ease), box-shadow 0.32s var(--ease), border-color 0.32s var(--ease);
}

.page-news .notice-card:hover,
.page-news .notice-card:focus-visible {
  transform: translateY(-5px);
  border-color: var(--sky);
  box-shadow: 0 16px 34px rgba(29, 43, 58, 0.13);
}

.page-news .notice-card__tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: var(--news-tag-version-bg);
  color: var(--news-tag-version-fg);
}

.page-news .notice-card--feature .notice-card__tag {
  background: var(--news-tag-feature-bg);
  color: var(--news-tag-feature-fg);
}

.page-news .notice-card--service .notice-card__tag {
  background: var(--news-tag-service-bg);
  color: var(--news-tag-service-fg);
}

.page-news .notice-card--column .notice-card__tag {
  background: var(--news-tag-column-bg);
  color: var(--news-tag-column-fg);
}

.page-news .notice-card__time {
  margin-left: 10px;
  font-size: 0.75rem;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.page-news .notice-card__title {
  margin: 14px 0 8px;
  font-size: 1.0625rem;
  line-height: 1.45;
}

.page-news .notice-card__text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ---------- 类别 ---------- */
.page-news .cat-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-news .cat-card {
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  background: var(--white);
  border-top: 3px solid var(--sky);
  box-shadow: 0 8px 24px rgba(29, 43, 58, 0.07);
}

.page-news .cat-card--feature {
  border-top-color: var(--tea);
}

.page-news .cat-card--service {
  border-top-color: var(--orange);
}

.page-news .cat-card--column {
  border-top-color: #8FA3B8;
}

.page-news .cat-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--news-tag-version-bg);
  color: var(--news-tag-version-fg);
}

.page-news .cat-tag--feature {
  background: var(--news-tag-feature-bg);
  color: var(--news-tag-feature-fg);
}

.page-news .cat-tag--service {
  background: var(--news-tag-service-bg);
  color: var(--news-tag-service-fg);
}

.page-news .cat-tag--column {
  background: var(--news-tag-column-bg);
  color: var(--news-tag-column-fg);
}

.page-news .cat-title {
  margin: 16px 0 8px;
  font-size: 1.125rem;
}

.page-news .cat-text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-news .cat-foot {
  margin: 28px 0 0;
}

/* ---------- 时间轴 ---------- */
.page-news .timeline-stage {
  position: relative;
  margin-top: 36px;
}

.page-news .tl-texture {
  position: absolute;
  right: 0;
  top: 0;
  width: 42%;
  height: 100%;
  object-fit: cover;
  opacity: 0.15;
  border-radius: var(--radius);
  pointer-events: none;
}

.page-news .timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding-left: 28px;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: var(--news-axis-x);
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--sky) 0%, var(--hair) 42%, var(--tea-light) 100%);
}

.page-news .tl-item {
  position: relative;
  padding-bottom: 40px;
}

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

.page-news .tl-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 9px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--sky);
  box-shadow: 0 0 0 5px var(--white);
}

.page-news .tl-item--latest::before {
  background: var(--orange);
  box-shadow: 0 0 0 5px rgba(238, 138, 50, 0.18);
  animation: pageNewsPulse 6s ease-in-out infinite;
}

@keyframes pageNewsPulse {
  0%, 88%, 100% { box-shadow: 0 0 0 5px rgba(238, 138, 50, 0.18); }
  92% { box-shadow: 0 0 0 9px rgba(238, 138, 50, 0.08); }
}

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

.page-news .tl-tag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  font-size: 0.6875rem;
  font-weight: 600;
  background: var(--news-tag-version-bg);
  color: var(--news-tag-version-fg);
}

.page-news .tl-tag--feature {
  background: var(--news-tag-feature-bg);
  color: var(--news-tag-feature-fg);
}

.page-news .tl-tag--service {
  background: var(--news-tag-service-bg);
  color: var(--news-tag-service-fg);
}

.page-news .tl-tag--column {
  background: var(--news-tag-column-bg);
  color: var(--news-tag-column-fg);
}

.page-news .tl-time {
  font-size: 0.75rem;
  color: var(--ink-soft);
  font-variant-numeric: tabular-nums;
}

.page-news .tl-title {
  margin: 10px 0 6px;
  font-size: 1.0625rem;
  line-height: 1.5;
}

.page-news .tl-text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9375rem;
  line-height: 1.75;
  max-width: 40em;
}

.page-news .tl-connector {
  display: block;
  width: 100%;
  height: 56px;
  margin-top: 24px;
}

/* ---------- 专题笔记 ---------- */
.page-news .column-layout {
  display: grid;
  gap: 28px;
  margin-top: 32px;
}

.page-news .column-media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.7);
}

.page-news .column-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-news .column-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
}

.page-news .column-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 12px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(23, 102, 79, 0.16);
}

.page-news .column-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .column-num {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--tea-deep);
  font-variant-numeric: tabular-nums;
}

.page-news .column-num::after {
  content: "";
  display: block;
  width: 24px;
  height: 2px;
  background: var(--tea);
}

.page-news .column-title {
  margin: 0 0 8px;
  font-size: 1.125rem;
}

.page-news .column-text {
  margin: 0 0 10px;
  color: var(--ink);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-news .column-cycle {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(23, 102, 79, 0.18);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--tea-deep);
}

/* ---------- 查看频率 ---------- */
.page-news .freq-media {
  margin: 32px 0 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: linear-gradient(120deg, var(--mist), var(--orange-mist));
}

.page-news .freq-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
}

.page-news .freq-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.page-news .freq-card {
  padding: 22px 20px 24px;
  border-radius: var(--radius);
  background: var(--white);
  border-left: 3px solid var(--sky);
  box-shadow: 0 8px 22px rgba(29, 43, 58, 0.07);
}

.page-news .freq-card:nth-child(2) {
  border-left-color: var(--tea);
}

.page-news .freq-card:nth-child(3) {
  border-left-color: var(--orange);
}

.page-news .freq-num {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--sky-deep);
  font-variant-numeric: tabular-nums;
}

.page-news .freq-card:nth-child(2) .freq-num {
  color: var(--tea-deep);
}

.page-news .freq-card:nth-child(3) .freq-num {
  color: #A85B12;
}

.page-news .freq-title {
  margin: 10px 0 8px;
  font-size: 1rem;
}

.page-news .freq-text {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.page-news .freq-actions {
  margin-top: 28px;
  padding: 20px 22px;
  border-radius: var(--radius);
  background: var(--orange-mist);
  border: 1px solid rgba(238, 138, 50, 0.28);
}

.page-news .freq-note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .freq-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news .tl-connector {
    height: 72px;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: 24px 0 72px;
  }

  .page-news .news-hero__inner {
    grid-template-columns: 6fr 6fr;
    gap: 56px;
    align-items: center;
  }

  .page-news .news-hero__media {
    margin-top: 0;
  }

  .page-news .notice-rail {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap);
    align-items: start;
    margin-top: 44px;
  }

  .page-news .notice-card:nth-child(2) {
    margin-top: 32px;
  }

  .page-news .notice-card:nth-child(3) {
    margin-top: 10px;
  }

  .page-news .notice-card:nth-child(4) {
    margin-top: 48px;
  }

  .page-news .cat-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gap);
  }

  .page-news .cat-card:nth-child(2) {
    margin-top: 24px;
  }

  .page-news .cat-card:nth-child(3) {
    margin-top: 8px;
  }

  .page-news .cat-card:nth-child(4) {
    margin-top: 40px;
  }

  .page-news .timeline-stage {
    margin-top: 48px;
  }

  .page-news .tl-item {
    padding-bottom: 56px;
  }

  .page-news .tl-texture {
    width: 34%;
    opacity: 0.18;
  }

  .page-news .column-layout {
    grid-template-columns: 5fr 7fr;
    gap: 56px;
    align-items: start;
  }

  .page-news .column-list {
    gap: 32px;
  }

  .page-news .freq-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--gap);
  }
}

@media (min-width: 1080px) {
  .page-news .timeline {
    padding-left: 36px;
  }

  .page-news .tl-item::before {
    left: -35px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .notice-card {
    transition: none;
  }

  .page-news .notice-card:hover,
  .page-news .notice-card:focus-visible {
    transform: none;
  }

  .page-news .tl-item--latest::before {
    animation: none;
  }
}