/* ===== 更新动态 /updates/ 页面专属样式 ===== */
.page-news {
  --news-deep: var(--deep-blue);
  --news-deep2: var(--deep-blue-2);
  --news-gold: var(--gold);
  --news-goldsoft: var(--gold-soft);
  --news-orange: var(--orange);
  --news-mist: var(--mist);
  --news-gray: var(--gray);
  --news-ink: var(--graphite);
  --news-white: #FFFFFF;
  background: var(--news-white);
  color: var(--news-ink);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}

.page-news .news-breadcrumb {
  padding: 1.25rem 0 0;
}

.page-news .news-hero {
  background:
    radial-gradient(ellipse at 85% 15%, rgba(212, 175, 55, 0.2) 0%, transparent 50%),
    linear-gradient(135deg, var(--news-deep) 0%, var(--news-deep2) 100%);
  color: var(--news-white);
  padding: 2.5rem 0 3.25rem;
  margin-top: 1rem;
  position: relative;
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  right: -5rem;
  top: -5rem;
  width: 17rem;
  height: 17rem;
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 50%;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: -7rem;
  bottom: -9rem;
  width: 23rem;
  height: 23rem;
  border: 1px solid rgba(212, 175, 55, 0.16);
  border-radius: 50%;
  pointer-events: none;
}

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

.page-news .news-hero-grid {
  display: grid;
  gap: 2rem;
}

.page-news .news-hero .eyebrow {
  color: var(--news-gold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.page-news .news-hero h1 {
  font-family: var(--font-head);
  font-size: 2.75rem;
  line-height: 1.15;
  font-weight: 900;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.page-news .news-hero-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  margin: 0 0 0.75rem;
  color: var(--news-goldsoft);
  font-weight: 700;
}

.page-news .news-hero-desc {
  color: rgba(232, 240, 255, 0.82);
  max-width: 42rem;
  margin: 0 0 1.5rem;
  font-size: 0.95rem;
}

.page-news .news-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-news .news-hero-tags .tag {
  text-decoration: none;
  color: var(--news-white);
  border: 1px solid rgba(212, 175, 55, 0.55);
  background: rgba(212, 175, 55, 0.1);
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
}

.page-news .news-hero-tags .tag:hover,
.page-news .news-hero-tags .tag:focus {
  background: var(--news-gold);
  color: var(--news-deep);
  transform: translateY(-2px);
}

.page-news .news-hero-stats {
  display: grid;
  gap: 1rem;
}

.page-news .news-hero-stats .stat-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: var(--radius);
  padding: 1.25rem;
  backdrop-filter: blur(6px);
}

.page-news .news-hero-stats .stat-label {
  display: block;
  color: rgba(232, 240, 255, 0.75);
  font-size: 0.85rem;
}

.page-news .news-hero-stats .stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: var(--news-gold);
  margin: 0.25rem 0;
  font-variant-numeric: tabular-nums;
}

.page-news .news-hero-stats .stat-delta {
  font-size: 0.8rem;
  color: rgba(232, 240, 255, 0.65);
}

.page-news .news-latest {
  padding: 3.5rem 0;
  background: var(--news-white);
}

.page-news .section-head {
  margin-bottom: 1.5rem;
}

.page-news .section-head .eyebrow {
  color: var(--news-gold);
}

.page-news .section-head h2 {
  font-family: var(--font-head);
  font-weight: 900;
  color: var(--news-deep);
  margin: 0.25rem 0 0.5rem;
}

.page-news .section-head .lead {
  color: var(--news-gray);
  max-width: 44rem;
}

.page-news .news-latest-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.page-news .news-feature {
  border: 1px solid rgba(11, 27, 61, 0.08);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--news-white);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.page-news .news-feature .media-frame {
  border-radius: 0;
  overflow: hidden;
}

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

.page-news .news-feature-body {
  padding: 1.5rem;
  flex: 1;
}

.page-news .news-feature h3 {
  font-family: var(--font-head);
  font-size: 1.4rem;
  margin: 0.75rem 0 0.5rem;
  line-height: 1.3;
}

.page-news .news-feature h3 a {
  color: var(--news-deep);
  text-decoration: none;
  transition: color 0.25s ease;
}

.page-news .news-feature h3 a:hover {
  color: var(--news-orange);
}

.page-news .news-feature p {
  color: var(--news-gray);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.page-news .news-feature-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}

.page-news .news-latest-list {
  display: grid;
  gap: 1rem;
}

.page-news .news-item {
  border: 1px solid rgba(11, 27, 61, 0.08);
  border-left: 4px solid var(--news-gold);
  border-radius: var(--radius);
  padding: 1rem 1rem 1rem 1.25rem;
  background: var(--news-white);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.page-news .news-item:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.page-news .news-item-body {
  flex: 1;
}

.page-news .news-item h3 {
  font-size: 1rem;
  margin: 0.35rem 0 0.25rem;
  font-family: var(--font-head);
}

.page-news .news-item h3 a {
  color: var(--news-deep);
  text-decoration: none;
  transition: color 0.25s ease;
}

.page-news .news-item h3 a:hover {
  color: var(--news-orange);
}

.page-news .news-item p {
  font-size: 0.9rem;
  color: var(--news-gray);
  margin: 0;
}

.page-news .news-item-time {
  white-space: nowrap;
  font-size: 0.8rem;
  padding-top: 0.25rem;
}

.page-news .news-expand {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--news-gray);
}

.page-news .news-expand summary {
  cursor: pointer;
  color: var(--news-orange);
  font-weight: 600;
  user-select: none;
  display: inline-block;
}

.page-news .news-expand summary:hover,
.page-news .news-expand summary:focus-visible {
  outline: 2px solid rgba(255, 107, 53, 0.45);
  outline-offset: 2px;
  border-radius: 4px;
}

.page-news .news-expand p {
  margin-top: 0.5rem;
  color: var(--news-gray);
  font-size: 0.85rem;
}

.page-news .news-directory {
  background: var(--news-mist);
  padding: 3.5rem 0;
}

.page-news .directory-layout {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.page-news .directory-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.page-news .directory-link {
  display: inline-block;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  background: var(--news-white);
  color: var(--news-deep);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border: 1px solid rgba(11, 27, 61, 0.08);
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.page-news .directory-link:hover,
.page-news .directory-link:focus {
  background: var(--news-deep);
  color: var(--news-white);
  border-color: var(--news-gold);
}

.page-news .directory-content {
  display: grid;
  gap: 2.5rem;
}

.page-news .directory-section {
  scroll-margin-top: 5.5rem;
}

.page-news .directory-section h3 {
  font-family: var(--font-head);
  font-size: 1.5rem;
  color: var(--news-deep);
  margin: 0 0 1rem;
  display: inline-block;
  border-bottom: 4px solid var(--news-gold);
  padding-bottom: 0.25rem;
}

.page-news .directory-media {
  margin-bottom: 1.25rem;
}

.page-news .directory-media .media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--news-deep);
}

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

.page-news .index-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(11, 27, 61, 0.1);
}

.page-news .index-num {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 900;
  color: var(--news-gold);
  min-width: 2.5rem;
}

.page-news .index-copy {
  flex: 1;
}

.page-news .index-title {
  font-family: var(--font-head);
  font-size: 1.05rem;
  margin: 0 0 0.25rem;
}

.page-news .index-title a {
  color: var(--news-deep);
  text-decoration: none;
  transition: color 0.25s ease;
}

.page-news .index-title a:hover {
  color: var(--news-orange);
}

.page-news .index-desc {
  font-size: 0.9rem;
  color: var(--news-gray);
  margin: 0;
}

.page-news .news-version {
  background:
    radial-gradient(circle at 20% 0%, rgba(212, 175, 55, 0.12), transparent 40%),
    var(--news-deep);
  color: var(--news-white);
  padding: 3.5rem 0;
}

.page-news .news-version .section-head h2 {
  color: var(--news-white);
}

.page-news .news-version .section-head .lead {
  color: rgba(232, 240, 255, 0.75);
}

.page-news .version-layout {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
}

.page-news .version-timeline {
  position: relative;
}

.page-news .timeline-item {
  position: relative;
  padding-left: 1.8rem;
  margin-bottom: 1.5rem;
}

.page-news .timeline-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: rgba(212, 175, 55, 0.35);
  border-radius: 2px;
}

.page-news .timeline-item::after {
  content: "";
  position: absolute;
  left: -0.35rem;
  top: 1.4rem;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  background: var(--news-gold);
  border: 2px solid var(--news-deep);
  box-sizing: border-box;
}

.page-news .timeline-card {
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.page-news .timeline-card h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
  color: var(--news-white);
}

.page-news .timeline-card p {
  color: rgba(232, 240, 255, 0.75);
  font-size: 0.92rem;
  margin: 0 0 0.75rem;
}

.page-news .timeline-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: rgba(232, 240, 255, 0.85);
  font-size: 0.88rem;
}

.page-news .timeline-card li {
  margin-bottom: 0.25rem;
}

.page-news .timeline-current .timeline-card {
  border-color: var(--news-gold);
  background: rgba(212, 175, 55, 0.12);
}

.page-news .timeline-version {
  display: inline-block;
  background: rgba(212, 175, 55, 0.18);
  color: var(--news-goldsoft);
  border: 1px solid var(--news-gold);
  border-radius: 999px;
  padding: 0.2rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.page-news .timeline-current .timeline-version {
  background: var(--news-gold);
  color: var(--news-deep);
}

.page-news .version-aside {
  display: grid;
  gap: 1.5rem;
  align-content: start;
}

.page-news .version-aside .media-frame {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--news-deep2);
}

.page-news .glass-panel {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
}

.page-news .glass-panel .panel-title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--news-goldsoft);
  margin: 0 0 0.5rem;
}

.page-news .glass-panel p {
  color: rgba(232, 240, 255, 0.78);
  font-size: 0.92rem;
  margin: 0 0 1rem;
}

.page-news .news-latest,
.page-news .news-directory,
.page-news .news-version,
.page-news .directory-section {
  scroll-margin-top: 5.5rem;
}

@media (min-width: 768px) {
  .page-news .news-hero {
    padding: 3.5rem 0 4rem;
  }

  .page-news .news-hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

  .page-news .news-hero h1 {
    font-size: 3.5rem;
  }

  .page-news .news-latest-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }

  .page-news .news-feature {
    height: 100%;
  }

  .page-news .news-hero-stats {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero h1 {
    font-size: 4.25rem;
  }

  .page-news .directory-layout {
    grid-template-columns: 240px 1fr;
    align-items: start;
  }

  .page-news .directory-nav {
    flex-direction: column;
    position: sticky;
    top: 7rem;
  }

  .page-news .directory-link {
    width: 100%;
    text-align: left;
    border-radius: var(--radius);
  }

  .page-news .version-layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }

  .page-news .version-aside {
    position: sticky;
    top: 7rem;
  }
}