/* ===== 页面专属样式：news 行业观察 ===== */
.page-news {
  position: relative;
  background-color: var(--space-blue-900);
  color: var(--text-primary);
  --news-line: rgba(163, 184, 217, 0.14);
  --news-card-bg: var(--space-blue-700);
  --news-border: var(--space-blue-500);
}

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

.page-news .image-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- 报刊头区域 --- */
.page-news .breadcrumb {
  padding-top: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-masthead {
  position: relative;
  padding: 32px 0 40px;
  border-bottom: 1px solid var(--news-border);
}

.page-news .news-masthead::after {
  content: "INSIGHTS";
  display: none;
  position: absolute;
  top: 18px;
  right: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  color: var(--neon-green-400);
  opacity: 0.55;
  writing-mode: vertical-rl;
}

.page-news .news-masthead .eyebrow {
  color: var(--neon-green-400);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
}

.page-news .news-masthead h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.015em;
  margin: 14px 0 18px;
}

.page-news .news-masthead h1 span {
  display: block;
  margin-top: 8px;
  font-size: 0.42em;
  line-height: 1.25;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.page-news .news-masthead__desc {
  max-width: 36em;
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.75;
  margin: 0;
}

.page-news .news-masthead__meta {
  margin-top: 28px;
  border-left: 2px solid var(--neon-green-400);
  padding-left: 18px;
}

.page-news .news-masthead__meta dl {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  margin: 0;
}

.page-news .news-masthead__stat dt {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.page-news .news-masthead__stat dd {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--neon-green-400);
  margin: 2px 0 0;
}

.page-news .news-masthead__meta-note {
  margin-top: 14px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.page-news .news-masthead__meta-note a {
  color: var(--neon-green-300);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-news .news-masthead__meta-note a:hover,
.page-news .news-masthead__meta-note a:focus {
  border-bottom-color: var(--neon-green-300);
}

/* --- 章节标题 --- */
.page-news .section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--news-line);
  margin-bottom: 28px;
}

.page-news .section-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.15;
  margin: 0;
}

.page-news .section-title__num {
  font-family: var(--font-mono);
  font-size: 0.68em;
  font-weight: 400;
  color: var(--neon-green-400);
}

.page-news .section-header__desc {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.page-news .section-more {
  font-size: 0.875rem;
  color: var(--neon-green-300);
  text-decoration: none;
  border-bottom: 1px solid var(--neon-green-300);
  padding-bottom: 2px;
}

.page-news .section-more:hover,
.page-news .section-more:focus {
  color: var(--neon-green-400);
  border-bottom-color: var(--neon-green-400);
}

/* --- 最新发布 --- */
.page-news__latest {
  padding-top: 40px;
}

.page-news .latest-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-news .latest-featured__link {
  display: block;
  color: inherit;
  text-decoration: none;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-news .latest-featured__link:hover,
.page-news .latest-featured__link:focus {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}

.page-news .latest-featured__media {
  background: var(--space-blue-500);
}

.page-news .latest-featured__body {
  border: 1px solid var(--news-border);
  border-top: 0;
  padding: 22px 20px;
  background: var(--news-card-bg);
}

.page-news .latest-featured__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.page-news .latest-featured h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  line-height: 1.28;
  margin: 0 0 12px;
}

.page-news .latest-featured p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0 0 18px;
}

.page-news .latest-featured__more {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--neon-green-400);
}

.page-news .latest-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--news-line);
}

.page-news .latest-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--news-line);
}

.page-news .latest-item__index {
  color: var(--neon-green-400);
  font-size: 0.875rem;
  padding-top: 3px;
  opacity: 0.8;
}

.page-news .latest-item__cat {
  display: inline-block;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--neon-green-300);
  border: 1px solid var(--space-blue-500);
  padding: 3px 8px;
  letter-spacing: 0.04em;
}

.page-news .latest-item h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  line-height: 1.45;
  margin: 10px 0 8px;
}

.page-news .latest-item p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin: 0;
}

/* --- 专题分析：横向主题带 --- */
.page-news__insights {
  padding-top: 56px;
}

.page-news .insights-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-news .insight-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--news-border);
  background: var(--news-card-bg);
}

.page-news .insight-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 22px 20px;
}

.page-news .insight-card__media {
  border-bottom: 1px solid var(--news-border);
  background: var(--space-blue-500);
}

.page-news .insight-card__tag {
  align-self: flex-start;
  display: inline-block;
  background: var(--neon-green-400);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  margin-bottom: 14px;
  transform: rotate(-1.5deg);
}

.page-news .insight-card__tag--gold {
  background: transparent;
  color: var(--gold-500);
  border: 1px solid var(--gold-500);
}

.page-news .insight-card__tag--ghost {
  background: transparent;
  color: var(--neon-green-300);
  border: 1px solid var(--space-blue-500);
}

.page-news .insight-card h3 {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  line-height: 1.35;
  margin: 0 0 12px;
}

.page-news .insight-card--lead h3 {
  font-size: clamp(1.375rem, 2.6vw, 1.875rem);
}

.page-news .insight-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0 0 18px;
}

.page-news .insight-card__link {
  display: inline-block;
  margin-top: auto;
  color: var(--neon-green-400);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
}

.page-news .insight-card__link:hover,
.page-news .insight-card__link:focus {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* --- 版本历史：时间线 --- */
.page-news__versions {
  padding-top: 56px;
}

.page-news .versions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

.page-news .version-timeline {
  border-left: 2px solid var(--space-blue-500);
  padding-left: 24px;
}

.page-news .version-timeline ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .timeline-item {
  position: relative;
  padding: 0 0 36px;
}

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

.page-news .timeline-item::before {
  content: "";
  position: absolute;
  left: -31px;
  top: 4px;
  width: 12px;
  height: 12px;
  background: var(--space-blue-900);
  border: 2px solid var(--neon-green-400);
  transform: rotate(45deg);
}

.page-news .timeline-item--latest::before {
  background: var(--neon-green-400);
  box-shadow: 0 0 12px rgba(0, 255, 135, 0.4);
}

.page-news .timeline-item__year {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  color: var(--neon-green-400);
  margin-bottom: 6px;
}

.page-news .timeline-item h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.3;
  margin: 0 0 8px;
}

.page-news .timeline-item p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0;
}

.page-news .version-aside {
  border: 1px solid var(--news-border);
  padding: 16px;
  background: var(--news-card-bg);
}

.page-news .version-aside__note {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
  margin: 16px 0;
}

.page-news .version-aside__note a {
  color: var(--neon-green-300);
  text-decoration: none;
  border-bottom: 1px solid var(--neon-green-300);
}

.page-news .version-aside .btn {
  text-decoration: none;
}

/* --- 行业趋势 --- */
.page-news__trend {
  padding-top: 56px;
}

.page-news .trend-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-news .trend-content p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.75;
}

.page-news .trend-content p.trend-content__lead {
  color: var(--text-primary);
  font-size: 1.125rem;
  font-weight: 600;
  border-left: 2px solid var(--neon-green-400);
  padding-left: 18px;
  margin-top: 20px;
}

.page-news .trend-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.page-news .trend-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9375rem;
  color: var(--text-primary);
  line-height: 1.5;
}

.page-news .trend-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  background: var(--neon-green-400);
  transform: rotate(45deg);
}

.page-news .trend-visual {
  border: 1px solid var(--news-border);
  padding: 16px;
  background: var(--news-card-bg);
}

.page-news .trend-visual__caption {
  margin-top: 14px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.page-news .trend-visual__caption p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* --- 页内行动带 --- */
.page-news__cta {
  padding-top: 64px;
  padding-bottom: 72px;
}

.page-news .cta-band {
  border: 1px solid var(--news-border);
  background:
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 3px,
      rgba(0, 255, 135, 0.04) 3px,
      rgba(0, 255, 135, 0.04) 4px
    ),
    var(--space-blue-700);
  padding: 32px 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-news .cta-band .eyebrow {
  color: var(--neon-green-400);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
}

.page-news .cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.2;
  margin: 10px 0;
}

.page-news .cta-band p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.7;
}

.page-news .cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .btn--ghost {
  border: 1px solid var(--space-blue-500);
  color: var(--text-primary);
  background: transparent;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.page-news .btn--ghost:hover,
.page-news .btn--ghost:focus {
  border-color: var(--neon-green-400);
  color: var(--neon-green-400);
}

/* --- 平板及以上 --- */
@media (min-width: 768px) {
  .page-news .news-masthead {
    display: grid;
    grid-template-columns: 7fr 5fr;
    gap: 40px;
    align-items: end;
  }

  .page-news .news-masthead__meta {
    margin-top: 0;
    justify-self: end;
    min-width: 300px;
  }

  .page-news .latest-grid {
    grid-template-columns: 7fr 5fr;
    gap: 28px;
  }

  .page-news .latest-featured__body {
    padding: 26px 24px;
  }

  .page-news .insights-band {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .insight-card--lead {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 5fr 7fr;
  }

  .page-news .insight-card--lead .insight-card__media {
    border-bottom: 0;
    border-right: 1px solid var(--news-border);
  }

  .page-news .insight-card--lead .image-frame {
    height: 100%;
  }

  .page-news .insight-card--lead .insight-card__body {
    padding: 28px;
  }

  .page-news .insight-card--lead h3 {
    font-size: 1.5rem;
  }

  .page-news .insight-card:last-child {
    grid-column: span 2;
  }

  .page-news .versions-grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    align-items: start;
  }

  .page-news .trend-grid {
    grid-template-columns: 6fr 5fr;
    gap: 40px;
    align-items: center;
  }

  .page-news .cta-band {
    grid-template-columns: 7fr 5fr;
    align-items: center;
    padding: 36px 32px;
  }
}

/* --- 桌面 --- */
@media (min-width: 1024px) {
  .page-news .news-masthead {
    padding-top: 40px;
  }

  .page-news .news-masthead::after {
    display: block;
  }

  .page-news .latest-grid {
    grid-template-columns: 8fr 4fr;
    gap: 0;
  }

  .page-news .latest-featured {
    padding-right: 28px;
    border-right: 1px solid var(--news-line);
  }

  .page-news .latest-list {
    padding-left: 28px;
  }

  .page-news .latest-item {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .page-news .insights-band {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-news .insight-card--lead {
    grid-column: auto;
    display: flex;
    flex-direction: column;
  }

  .page-news .insight-card--lead .insight-card__media {
    border-right: 0;
    border-bottom: 1px solid var(--news-border);
  }

  .page-news .insight-card--lead .image-frame {
    height: auto;
  }

  .page-news .insight-card--lead .insight-card__body {
    padding: 22px 20px;
  }

  .page-news .insight-card--lead h3 {
    font-size: 1.375rem;
  }

  .page-news .insight-card:last-child {
    grid-column: auto;
  }

  .page-news .cta-band {
    padding: 40px 48px;
  }
}