.page-news {
  --news-orange: #FF7A1A;
  --news-blue: #1E6FEB;
  --news-cyan: #00D4FF;
  --news-bg: #1A1F29;
  --news-border: rgba(255, 255, 255, 0.12);
  background: #0E1117;
}

.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 18%, rgba(30, 111, 235, 0.18), transparent 42%),
    radial-gradient(circle at 40% 88%, rgba(255, 122, 26, 0.1), transparent 38%),
    linear-gradient(135deg, #0E1117 0%, #1A1F29 100%);
  padding: 32px 0 48px;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(30, 111, 235, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30, 111, 235, 0.07) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  margin-bottom: 24px;
  color: var(--text-muted);
}

.page-news .breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-news .breadcrumb a:hover {
  color: var(--accent-blue);
}

.page-news .breadcrumb__sep {
  color: var(--text-muted);
}

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

.page-news .news-hero__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-news .news-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.18;
  color: var(--text-primary);
  margin: 14px 0 16px;
  max-width: 820px;
}

.page-news .news-hero__desc {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.8;
  max-width: 720px;
  margin-bottom: 24px;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.page-news .news-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero__console {
  position: relative;
  min-height: 280px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--news-border);
  border-radius: 18px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.page-news .news-hero__console::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(0, 212, 255, 0.1);
  filter: blur(30px);
}

.page-news .news-hero__kicker {
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--news-cyan);
}

.page-news .news-hero__big {
  font-family: var(--font-heading);
  font-size: clamp(5rem, 12vw, 8rem);
  line-height: 1;
  color: var(--news-blue);
  opacity: 0.85;
  display: block;
  margin: 12px 0 18px;
}

.page-news .news-hero__bars {
  display: grid;
  gap: 12px;
}

.page-news .news-hero__bar-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
}

.page-news .news-hero__bar-label {
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.page-news .news-hero__bar {
  height: 8px;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--news-blue), var(--news-cyan));
  width: var(--bar-width, 60%);
  min-width: 20px;
}

.page-news .news-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  padding-top: 44px;
  padding-bottom: 56px;
}

.page-news .news-rail__inner {
  background: var(--bg-secondary);
  border: 1px solid var(--news-border);
  border-radius: 16px;
  padding: 26px;
}

.page-news .news-rail h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin: 8px 0 10px;
  color: var(--text-primary);
}

.page-news .news-rail__intro {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 22px;
}

.page-news .timeline {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  position: relative;
}

.page-news .timeline::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--news-blue), var(--news-cyan) 42%, var(--news-orange));
  opacity: 0.85;
}

.page-news .timeline__item {
  position: relative;
  padding-left: 44px;
  padding-bottom: 22px;
}

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

.page-news .timeline__dot {
  position: absolute;
  left: 14px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--news-blue);
  border: 2px solid #0E1117;
  box-shadow: 0 0 0 2px var(--news-cyan);
}

.page-news .timeline__year {
  display: block;
  font-family: var(--font-data);
  font-size: 0.875rem;
  color: var(--news-cyan);
  margin-bottom: 4px;
}

.page-news .timeline__content h3 {
  font-size: 1rem;
  margin: 0 0 6px;
  color: var(--text-primary);
}

.page-news .timeline__content p {
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

.page-news .news-rail__cta {
  width: 100%;
  justify-content: center;
}

.page-news .news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-news .news-filter__input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-news .news-filter__label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--bg-secondary);
  border: 1px solid var(--news-border);
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}

.page-news .news-filter__label:hover {
  border-color: var(--accent-blue);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.page-news .news-filter__input:checked + .news-filter__label {
  background: #F5F2EB;
  border-color: #F5F2EB;
  color: #0E1117;
}

.page-news #filter-data:checked + .news-filter__label {
  background: var(--news-blue);
  border-color: var(--news-blue);
  color: #fff;
}

.page-news #filter-product:checked + .news-filter__label {
  background: var(--news-orange);
  border-color: var(--news-orange);
  color: #0E1117;
}

.page-news #filter-brand:checked + .news-filter__label {
  background: var(--news-cyan);
  border-color: var(--news-cyan);
  color: #0E1117;
}

.page-news #filter-analysis:checked + .news-filter__label {
  background: var(--news-blue);
  border-color: var(--news-blue);
  color: #fff;
}

.page-news #filter-data:checked ~ .news-list .news-card:not([data-category="数据更新"]),
.page-news #filter-product:checked ~ .news-list .news-card:not([data-category="产品发布"]),
.page-news #filter-brand:checked ~ .news-list .news-card:not([data-category="品牌活动"]),
.page-news #filter-analysis:checked ~ .news-list .news-card:not([data-category="赛事分析"]) {
  display: none;
}

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

.page-news .news-card {
  background: var(--bg-secondary);
  border: 1px solid var(--news-border);
  border-radius: 14px;
  overflow: hidden;
  transition: transform var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
}

.page-news .news-card:hover {
  transform: translateY(-4px);
  border-color: rgba(30, 111, 235, 0.5);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.32);
}

.page-news .news-card--plain {
  border-left: 4px solid var(--news-orange);
}

.page-news .news-card__media {
  position: relative;
  height: 180px;
  overflow: hidden;
  background: var(--news-bg);
}

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

.page-news .news-card__time {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(14, 17, 23, 0.85);
  color: var(--news-cyan);
  font-family: var(--font-data);
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid rgba(0, 212, 255, 0.4);
  backdrop-filter: blur(4px);
}

.page-news .news-card__body {
  padding: 20px 22px 24px;
}

.page-news .news-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.page-news .news-card__index {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.page-news .news-card__body h3 {
  margin: 0 0 8px;
  font-size: 1.25rem;
  line-height: 1.4;
  font-family: var(--font-heading);
}

.page-news .news-card__body h3 a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.page-news .news-card__body h3 a:hover {
  color: var(--accent-blue);
}

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

.page-news .news-card__detail {
  margin-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 12px;
}

.page-news .news-card__detail summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--news-cyan);
  font-family: var(--font-data);
  font-size: 0.8125rem;
  transition: color var(--transition-fast);
}

.page-news .news-card__detail summary:hover {
  color: var(--news-orange);
}

.page-news .news-card__detail summary::-webkit-details-marker {
  display: none;
}

.page-news .news-card__detail summary::before {
  content: "＋";
  color: var(--news-orange);
  font-weight: 700;
}

.page-news .news-card__detail[open] summary::before {
  content: "－";
}

.page-news .news-card__detail-content {
  padding-top: 10px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.8;
}

.page-news .news-card__detail-content p {
  margin: 0 0 12px;
}

.page-news .news-card__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 14px;
}

.page-news .data-card {
  background: rgba(14, 17, 23, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 12px 14px;
}

.page-news .data-card__title {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.page-news .data-card__value {
  font-size: 1.25rem;
  line-height: 1.3;
}

.page-news .data-card__meta {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.page-news .news-subscribe {
  padding-bottom: 60px;
}

.page-news .news-subscribe__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 34px;
  border-radius: 18px;
  background:
    linear-gradient(120deg, rgba(30, 111, 235, 0.16), transparent 45%),
    rgba(255, 255, 255, 0.05);
  border: 1px solid var(--news-border);
}

.page-news .news-subscribe__copy h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2.1rem);
  margin: 8px 0 12px;
  color: var(--text-primary);
}

.page-news .news-subscribe__copy p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.75;
  max-width: 780px;
  margin: 0 0 8px;
}

.page-news .news-subscribe__note {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--news-cyan);
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (min-width: 700px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: 40px;
    align-items: center;
  }

  .page-news .news-hero__console {
    min-height: 320px;
  }

  .page-news .news-card--media {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
  }

  .page-news .news-card--media .news-card__media {
    height: 100%;
    min-height: 220px;
  }

  .page-news .news-card__body {
    padding: 24px 28px 26px;
  }
}

@media (min-width: 900px) {
  .page-news .news-layout {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
    padding-top: 52px;
  }

  .page-news .news-rail {
    position: sticky;
    top: 130px;
  }

  .page-news .news-subscribe__inner {
    flex-direction: row;
    align-items: flex-start;
    justify-content: space-between;
    padding: 42px 48px;
  }

  .page-news .news-subscribe__actions {
    flex-shrink: 0;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-hero__bar,
  .page-news .news-filter__label {
    transition: none;
    transform: none !important;
  }
}

.page-news {
  --bar-width: var(--container-width);
}