.page-news {
  --news-gap: clamp(1rem, 3vw, 2rem);
  --news-card-border: rgba(255, 255, 255, 0.08);
  --news-hover-border: rgba(10, 108, 255, 0.45);
}

.page-news .breadcrumb {
  margin-bottom: 2rem;
}

/* 页面首屏标题区 */
.page-news .news-head {
  position: relative;
  overflow: hidden;
  padding: 2.5rem 0 3.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background:
    radial-gradient(1100px 380px at 82% -120px, rgba(10, 108, 255, 0.28), transparent 60%),
    radial-gradient(800px 320px at 8% 120%, rgba(255, 107, 0, 0.16), transparent 55%),
    var(--color-bg-deep);
}
.page-news .news-head::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, #0A6CFF, #00E5FF, #FF6B00);
  opacity: 0.7;
}
.page-news .news-head__inner {
  position: relative;
  max-width: 760px;
}
.page-news .news-head__eyebrow {
  margin: 0 0 0.85rem;
  font-family: var(--font-code);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: var(--color-cyan);
}
.page-news .news-head__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 5vw, 3.35rem);
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--color-text);
}
.page-news .news-head__badge {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0.08em 0.5em 0.18em;
  transform: skew(-7deg);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-cyan));
  color: #fff;
  font-style: italic;
  box-shadow: 0 8px 24px rgba(0, 106, 255, 0.35);
}
.page-news .news-head__desc {
  margin: 1.25rem 0 0;
  max-width: 640px;
  color: var(--color-muted);
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.85;
}
.page-news .news-head__meta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.5rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: rgba(30, 32, 39, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-muted);
  font-size: var(--text-sm);
}
.page-news .news-head__pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-cyan);
  animation: page-news-pulse 2.4s infinite;
}
@keyframes page-news-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 229, 255, 0.55);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(0, 229, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 229, 255, 0);
  }
}

/* 主体布局 */
.page-news .news-layout {
  padding-top: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: clamp(3rem, 6vw, 5rem);
}

/* 侧边栏 */
.page-news .news-sidebar {
  min-width: 0;
}
.page-news .news-sidebar__panel {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 1.25rem 1.25rem 1.5rem;
  background: linear-gradient(180deg, rgba(30, 32, 39, 0.9), rgba(18, 19, 24, 0.72));
}
.page-news .news-sidebar__kicker {
  display: inline-block;
  font-family: var(--font-code);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-cyan);
  transform: skew(-8deg);
}
.page-news .news-sidebar__title {
  margin: 0.35rem 0 0;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--color-text);
}
.page-news .news-nav {
  margin-top: 1rem;
}
.page-news .news-nav__list {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  list-style: none;
  margin: 0;
  padding: 0 0 0.35rem;
  scrollbar-width: none;
}
.page-news .news-nav__list::-webkit-scrollbar {
  display: none;
}
.page-news .news-nav__item {
  flex: 0 0 auto;
}
.page-news .news-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-code);
  font-size: var(--text-sm);
  color: var(--color-muted);
  text-decoration: none;
  border: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s, color 0.2s, transform 0.2s;
}
.page-news .news-nav__link:hover,
.page-news .news-nav__link:focus-visible {
  color: var(--color-text);
  border-color: rgba(10, 108, 255, 0.5);
  background: rgba(10, 108, 255, 0.1);
  transform: translateX(3px);
}
.page-news .news-nav__index {
  color: var(--color-cyan);
  font-size: 0.7rem;
}
.page-news .news-sidebar__legend {
  display: grid;
  gap: 0.4rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.page-news .news-sidebar__foot {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.page-news .news-sidebar__foot p {
  margin: 0.6rem 0 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* 新闻流与区块 */
.page-news .news-stream {
  min-width: 0;
}
.page-news .news-block {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.page-news .news-block__head {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.8rem;
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.page-news .news-block__head::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  height: 2px;
  width: 64px;
  background: var(--gradient-brand);
}
.page-news .news-block__index {
  flex: 0 0 auto;
  font-family: var(--font-code);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-cyan);
  border: 1px solid rgba(0, 229, 255, 0.35);
  border-radius: 6px;
  padding: 0.2rem 0.5rem;
}
.page-news .news-block__titles {
  display: grid;
  gap: 0.15rem;
}
.page-news .news-block__label {
  display: inline-block;
  font-family: var(--font-code);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--color-muted);
  transform: skew(-8deg);
}
.page-news .news-block__titles h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.2;
  color: var(--color-text);
}
.page-news .news-block__hint {
  margin-left: auto;
  font-size: var(--text-xs);
  font-family: var(--font-code);
  color: var(--color-muted);
  border: 1px dashed rgba(160, 164, 176, 0.3);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  white-space: nowrap;
}

/* 卡片网格 */
.page-news .news-block__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

/* 卡片基础 */
.page-news .news-card {
  border: 1px solid var(--news-card-border);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(30, 32, 39, 0.96), rgba(18, 19, 24, 0.85));
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.page-news .news-card:hover {
  transform: translateY(-4px);
  border-color: var(--news-hover-border);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35);
}
.page-news .news-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.75rem;
  flex: 1;
  padding: 1.35rem 1.35rem 1.5rem;
}
.page-news .news-card__media {
  position: relative;
  overflow: hidden;
  background: var(--color-surface-2);
  line-height: 0;
}
.page-news .news-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.45s var(--ease), filter 0.45s var(--ease);
}
.page-news .news-card:hover .news-card__media img {
  transform: scale(1.03);
  filter: brightness(1.06);
}
.page-news .news-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  line-height: 1.35;
  color: var(--color-text);
}
.page-news .news-card__desc {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-base);
  line-height: 1.75;
}
.page-news .news-card__link {
  margin-top: auto;
  padding-top: 0.4rem;
  font-family: var(--font-code);
  font-size: var(--text-sm);
  color: var(--color-cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.page-news .news-card__link:hover {
  color: var(--color-text);
  border-bottom-color: currentColor;
}
.page-news .news-card__points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}
.page-news .news-card__points li {
  position: relative;
  padding-left: 1.25rem;
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 1.65;
}
.page-news .news-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-brand);
}

/* 分类标签 */
.page-news .news-tag {
  display: inline-block;
  font-family: var(--font-code);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid currentColor;
}
.page-news .news-tag--release {
  color: var(--color-cyan);
  background: rgba(0, 229, 255, 0.08);
}
.page-news .news-tag--schedule {
  color: var(--color-primary);
  background: rgba(10, 108, 255, 0.12);
}
.page-news .news-tag--insights {
  color: var(--color-gold);
  background: rgba(255, 179, 0, 0.08);
}
.page-news .news-tag--announce {
  color: var(--color-accent);
  background: rgba(255, 107, 0, 0.08);
}

/* 小按钮 */
.page-news .btn--sm {
  margin-top: 0.25rem;
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

/* 特色卡片：宽幅拼贴 */
.page-news .news-card--feature .news-card__title {
  font-size: clamp(1.3rem, 2.8vw, 2rem);
  line-height: 1.3;
}

/* 媒体卡片 */
.page-news .news-card--media .news-card__media {
  aspect-ratio: 4 / 3;
}
.page-news .news-card--media .news-card__media img {
  height: 100%;
  object-fit: cover;
}

/* 纯文本卡片变体 */
.page-news .news-card--plain {
  background:
    linear-gradient(150deg, rgba(255, 107, 0, 0.08), transparent 55%),
    linear-gradient(160deg, rgba(30, 32, 39, 0.96), rgba(18, 19, 24, 0.88));
}

/* 数据图表 */
.page-news .news-chart {
  display: flex;
  gap: 0.6rem;
  align-items: flex-end;
  width: 100%;
  height: 92px;
  margin-top: 0.5rem;
  padding: 0 0.15rem;
}
.page-news .news-chart__bar {
  flex: 1;
  position: relative;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, rgba(10, 108, 255, 0.85), rgba(0, 229, 255, 0.45));
}
.page-news .news-chart__bar--1 {
  height: 52%;
}
.page-news .news-chart__bar--2 {
  height: 76%;
  background: linear-gradient(180deg, rgba(255, 107, 0, 0.9), rgba(255, 179, 0, 0.5));
}
.page-news .news-chart__bar--3 {
  height: 92%;
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.9), rgba(255, 107, 0, 0.55));
}
.page-news .news-chart__bar span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1.4rem;
  text-align: center;
  font-family: var(--font-code);
  font-size: 0.68rem;
  color: var(--color-muted);
}

/* 统计列表 */
.page-news .news-stats {
  width: 100%;
  margin: 0.25rem 0 0;
}
.page-news .news-stats__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed rgba(160, 164, 176, 0.2);
}
.page-news .news-stats__row:last-child {
  border-bottom: none;
}
.page-news .news-stats dt {
  color: var(--color-muted);
  font-size: var(--text-sm);
}
.page-news .news-stats dd {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-code);
  font-size: var(--text-sm);
}

/* 桌面网格升级 */
@media (min-width: 760px) {
  .page-news .news-block__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-card--feature {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
  }
  .page-news .news-card--feature .news-card__media {
    min-height: 340px;
    height: 100%;
  }
  .page-news .news-card--feature .news-card__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
  }
}

@media (min-width: 980px) {
  .page-news .news-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 3rem);
    align-items: start;
  }
  .page-news .news-sidebar {
    position: sticky;
    top: 1.5rem;
    z-index: 5;
  }
  .page-news .news-nav__list {
    display: grid;
    gap: 0.3rem;
    overflow: visible;
    padding: 0;
  }
  .page-news .news-nav__item {
    flex: none;
  }
}

/* 小屏优化 */
@media (max-width: 480px) {
  .page-news .news-block__head {
    flex-wrap: wrap;
  }
  .page-news .news-block__hint {
    margin-left: 0;
  }
  .page-news .news-head__badge {
    margin-left: 0;
    margin-top: 0.15rem;
  }
}

/* 动效克制与无障碍 */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-head__pulse,
  .page-news .news-card,
  .page-news .news-card .news-card__media img {
    animation: none;
    transform: none;
    transition: none;
  }
}