.page-news{
  --news-marker: var(--color-neon);
  --news-line: rgba(57,255,20,0.55);
  --news-section-bg-1: rgba(27,33,64,0.22);
  --news-section-bg-2: rgba(27,33,64,0.36);
  --news-section-bg-3: rgba(42,47,74,0.28);
  --news-section-bg-4: rgba(27,33,64,0.46);
  overflow-x: hidden;
  isolation: isolate;
}

/* 首屏横幅 */
.page-news .news-cover{
  position: relative;
  padding: 2.5rem 0 2.75rem;
  background-image: radial-gradient(circle at 1px 1px, rgba(230,233,245,0.07) 1px, transparent 0);
  background-size: 26px 26px;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}
.page-news .news-cover::after{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(720px 240px at 85% -20%, rgba(255,106,0,0.16), transparent 60%),
    radial-gradient(720px 300px at 5% 110%, rgba(0,229,255,0.14), transparent 60%);
}
.page-news .news-cover-inner{
  position: relative;
  z-index: 1;
  max-width: 960px;
}
.page-news .breadcrumb{
  margin-bottom: 1.5rem;
}
.page-news .page-label{
  color: var(--color-cyan);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.page-news .page-title{
  font-size: clamp(2.1rem, 6vw, 4rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin: 0 0 1.25rem;
}
.page-news .title-main{
  display: block;
}
.page-news .title-site{
  display: block;
  font-size: 0.62em;
  color: var(--color-steel);
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-top: 0.4rem;
}
.page-news .page-subtitle{
  color: var(--color-steel);
  font-size: 1.05rem;
  line-height: 1.8;
  margin: 0 0 1.5rem;
  max-width: 720px;
}
.page-news .news-cover-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* 整体布局 */
.page-news .news-layout{
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  padding-top: 2.25rem;
  padding-bottom: 4rem;
}
@media(min-width:1024px){
  .page-news .news-layout{
    grid-template-columns: 250px minmax(0,1fr);
    gap: 4.5rem;
    padding-top: 3.25rem;
  }
}

/* 侧边栏 */
.page-news .sidebar-inner{
  background: rgba(27,33,64,0.25);
  border-left: 2px solid rgba(57,255,20,0.45);
  padding: 1.5rem 1.25rem;
}
.page-news .sidebar-title{
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-mist);
  text-transform: uppercase;
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}
.page-news .category-list{
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
}
.page-news .category-item{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(230,233,245,0.08);
}
.page-news .category-link{
  position: relative;
  color: var(--color-mist);
  font-size: 0.95rem;
  font-weight: 600;
  padding-left: 1.1rem;
  text-decoration: none;
  transition: color 0.25s ease;
}
.page-news .category-link::before{
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  background: var(--color-steel);
  transform: translateY(-50%) rotate(45deg);
  transition: background 0.25s ease;
}
.page-news .category-link:hover{
  color: var(--color-cyan);
}
.page-news .category-link:hover::before{
  background: var(--color-cyan);
}
.page-news .category-count{
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-steel);
}
.page-news .sidebar-note{
  background: rgba(10,14,39,0.4);
  padding: 1rem;
  margin: 0 0 1rem;
  border-top: 2px solid var(--color-orange);
}
.page-news .sidebar-note-meta{
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-orange);
  letter-spacing: 0.1em;
  margin: 0 0 0.35rem;
}
.page-news .sidebar-note-text{
  font-size: 0.85rem;
  color: var(--color-steel);
  line-height: 1.65;
  margin: 0 0 0.9rem;
}
.page-news .sidebar-inline-link{
  color: var(--color-cyan);
  text-decoration: none;
  border-bottom: 1px dotted rgba(0,229,255,0.4);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-news .sidebar-inline-link:hover{
  color: var(--color-orange);
  border-color: var(--color-orange);
}
.page-news .sidebar-links{
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  padding-top: 0.25rem;
}
.page-news .sidebar-more-link{
  font-size: 0.82rem;
  color: var(--color-steel);
  text-decoration: none;
  border-bottom: 1px dotted rgba(230,233,245,0.3);
  transition: color 0.2s ease, border-color 0.2s ease;
}
.page-news .sidebar-more-link:hover{
  color: var(--color-neon);
  border-color: var(--color-neon);
}
@media(min-width:1024px){
  .page-news .news-sidebar{
    position: sticky;
    top: 130px;
    align-self: start;
  }
}

/* 文章流 */
.page-news .news-feed{
  position: relative;
  min-width: 0;
}
.page-news .feed-toolbar{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.4rem 0 1.1rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
}
.page-news .feed-status{
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-steel);
  letter-spacing: 0.05em;
}
.page-news .feed-count{
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-steel);
  letter-spacing: 0.06em;
}

/* 栏目区块 */
.page-news .news-section{
  position: relative;
  padding: 3rem 0 2.5rem;
  isolation: isolate;
}
.page-news .news-section::before{
  content: "";
  position: absolute;
  left: -999px;
  right: -999px;
  top: 0;
  bottom: 0;
  z-index: -1;
  background: rgba(27,33,64,0.25);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}
.page-news .news-section:nth-of-type(1)::before{ background: var(--news-section-bg-1); }
.page-news .news-section:nth-of-type(2)::before{ background: var(--news-section-bg-2); }
.page-news .news-section:nth-of-type(3)::before{ background: var(--news-section-bg-3); }
.page-news .news-section:nth-of-type(4)::before{ background: var(--news-section-bg-4); }

.page-news .news-section-head{
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 2px solid rgba(230,233,245,0.2);
}
.page-news .news-section:nth-of-type(1) .news-section-head{ border-top-color: rgba(255,106,0,0.5); }
.page-news .news-section:nth-of-type(2) .news-section-head{ border-top-color: rgba(57,255,20,0.5); }
.page-news .news-section:nth-of-type(3) .news-section-head{ border-top-color: rgba(0,229,255,0.5); }
.page-news .news-section:nth-of-type(4) .news-section-head{ border-top-color: rgba(230,233,245,0.5); }

.page-news .news-section-index{
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(3.25rem, 9vw, 5.5rem);
  line-height: 0.82;
  min-width: 2.2em;
  color: rgba(230,233,245,0.14);
  text-shadow: -2px -2px 0 rgba(255,106,0,0.25), 3px 3px 0 rgba(0,229,255,0.22);
  user-select: none;
}
.page-news .news-section-label{
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin: 0 0 0.4rem;
}
.page-news .news-section-title{
  font-size: clamp(1.45rem, 3.5vw, 2.25rem);
  font-weight: 900;
  color: var(--color-mist);
  letter-spacing: -0.01em;
  margin: 0;
}
@media(min-width:1024px){
  .page-news .news-section-head{
    grid-template-columns: auto 1fr;
    align-items: flex-start;
    gap: 1.5rem;
  }
  .page-news .news-section-head-block{
    padding-top: 0.25rem;
  }
}

/* 纵向时间轴 */
.page-news .timeline-block{
  position: relative;
  margin-top: 2.25rem;
  padding-left: 34px;
}
.page-news .timeline-block::before{
  content: "";
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, rgba(57,255,20,0.65), rgba(0,229,255,0.55));
  opacity: 0.55;
}
@media(min-width:1024px){
  .page-news .timeline-block{
    padding-left: 64px;
    margin-top: 2.75rem;
  }
  .page-news .timeline-block::before{
    left: 17px;
    width: 2px;
  }
}

/* 文章条目 */
.page-news .article-entry{
  position: relative;
  margin-bottom: 3rem;
}
.page-news .article-entry:last-child{
  margin-bottom: 0;
}
.page-news .entry-marker{
  position: absolute;
  left: -32px;
  top: 10px;
  width: 14px;
  height: 14px;
  background: var(--color-neon);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  filter: drop-shadow(0 0 6px rgba(57,255,20,0.65));
}
@media(min-width:1024px){
  .page-news .entry-marker{
    left: -54px;
    width: 16px;
    height: 16px;
    top: 14px;
  }
}
.page-news .news-section:nth-of-type(1) .entry-marker{
  background: var(--color-orange);
  filter: drop-shadow(0 0 6px rgba(255,106,0,0.6));
}
.page-news .news-section:nth-of-type(2) .entry-marker{
  background: var(--color-neon);
  filter: drop-shadow(0 0 6px rgba(57,255,20,0.65));
}
.page-news .news-section:nth-of-type(3) .entry-marker{
  background: var(--color-cyan);
  filter: drop-shadow(0 0 6px rgba(0,229,255,0.65));
}
.page-news .news-section:nth-of-type(4) .entry-marker{
  background: var(--color-mist);
  filter: drop-shadow(0 0 6px rgba(230,233,245,0.5));
}

.page-news .entry-card{
  padding: 0 0 2.25rem;
  border-bottom: 1px solid rgba(230,233,245,0.07);
}
.page-news .article-entry:last-child .entry-card{
  border-bottom: 0;
  padding-bottom: 0;
}
.page-news .entry-meta{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.75rem;
}
.page-news .entry-category{
  display: inline-block;
  padding: 0.2rem 0.7rem 0.2rem 0.95rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-mist);
  background: rgba(42,47,74,0.6);
  transform: skew(-12deg);
  border-radius: 0;
}
.page-news .entry-category::before{
  content: "";
  position: absolute;
  left: 0.35rem;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-neon);
}
.page-news .category-update{ background: rgba(255,106,0,0.28); }
.page-news .category-update::before{ background: var(--color-orange); }
.page-news .category-lineup{ background: rgba(57,255,20,0.16); }
.page-news .category-lineup::before{ background: var(--color-neon); }
.page-news .category-analysis{ background: rgba(0,229,255,0.16); }
.page-news .category-analysis::before{ background: var(--color-cyan); }
.page-news .category-guide{ background: rgba(230,233,245,0.14); }
.page-news .category-guide::before{ background: var(--color-mist); }

.page-news .entry-date{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-steel);
  letter-spacing: 0.04em;
}
.page-news .entry-title{
  font-size: clamp(1.15rem, 2.5vw, 1.6rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--color-mist);
  margin: 0 0 0.65rem;
  letter-spacing: -0.01em;
}
.page-news .entry-excerpt{
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-steel);
  margin: 0 0 1.1rem;
}
.page-news .entry-figure{
  margin: 0 0 1.1rem;
  background: var(--color-bg-raised);
  border: 1px solid var(--border-color);
  transition: border-color 0.3s ease;
}
.page-news .entry-figure:hover{
  border-color: rgba(57,255,20,0.35);
}
.page-news .entry-img{
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-news .entry-more{
  display: inline-flex;
  align-items: center;
  color: var(--color-cyan);
  font-size: 0.85rem;
  text-decoration: none;
  gap: 0.35rem;
  transition: color 0.2s ease;
}
.page-news .entry-more::after{
  content: "→";
  transition: transform 0.2s ease;
}
.page-news .entry-more:hover{
  color: var(--color-orange);
}
.page-news .entry-more:hover::after{
  transform: translateX(3px);
}

/* 置顶文章 */
.page-news .article-entry.featured .entry-card{
  border-bottom: 2px solid rgba(255,106,0,0.35);
  padding-bottom: 2rem;
}
.page-news .article-entry.featured .entry-title{
  font-size: clamp(1.5rem, 3.5vw, 2.3rem);
  line-height: 1.25;
}
.page-news .article-entry.featured .entry-excerpt{
  color: rgba(230,233,245,0.78);
  font-size: 1rem;
}
.page-news .article-entry + .article-entry{
  margin-top: 0.5rem;
}