/* ===== 内容观察 /insights/ 页面专属样式 ===== */
.page-news{
  --news-accent: var(--accent);
  --news-blue: var(--accent-blue);
  background:
    linear-gradient(rgba(42,53,71,0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42,53,71,0.22) 1px, transparent 1px),
    var(--bg-deep);
  background-size: 44px 44px;
  scroll-behavior: smooth;
  overflow-x: hidden;
}
.page-news img{
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}
.page-news .container{
  position: relative;
  z-index: 1;
}
.page-news .breadcrumb{
  margin-bottom: var(--space-3);
}
.page-news .section-band{
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  border: 2px solid var(--border-color);
  background: var(--bg-panel);
  padding: 0.3rem 0.7rem;
}
.page-news .section-band--plain{
  background: transparent;
  border: 0;
  padding: 0;
}
.page-news .section-no{
  font-family: var(--font-mono);
  color: var(--accent);
  letter-spacing: 0.05em;
}
.page-news .section-head{
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.page-news .section-head h2{
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.2;
  margin: 0;
  color: var(--text-heading);
}
.page-news .lead-text{
  font-size: 1rem;
  color: var(--text-body);
  margin: 0;
}
.page-news .mono-label{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

/* 01 专题封面 */
.page-news .cover-zone{
  position: relative;
  padding: var(--space-5) 0 var(--space-6);
}
.page-news .cover-zone::before{
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 260px;
  height: 260px;
  background: var(--gradient-primary);
  opacity: 0.28;
  clip-path: polygon(100% 0, 40% 0, 100% 60%);
  z-index: 0;
}
.page-news .cover-zone::after{
  content: "SHOT + FOUL TRACKING";
  position: absolute;
  bottom: var(--space-4);
  left: -12px;
  color: rgba(255,255,255,0.05);
  font-family: var(--font-mono);
  font-size: clamp(1.2rem, 4vw, 2.6rem);
  white-space: nowrap;
  letter-spacing: 0.06em;
  z-index: 0;
  pointer-events: none;
  transform: rotate(-6deg);
}
.page-news .cover-layout{
  display: grid;
  gap: var(--space-5);
  align-items: center;
}
.page-news .cover-copy h1{
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 5vw, 3.4rem);
  line-height: 1.12;
  margin: var(--space-4) 0 var(--space-3);
  color: var(--text-heading);
}
.page-news .cover-copy .lead-text{
  border-left: 2px solid var(--accent);
  padding-left: var(--space-4);
  margin-bottom: var(--space-4);
}
.page-news .cover-meta{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  margin-bottom: var(--space-4);
}
.page-news .cover-figure{
  margin: 0;
  border: 2px solid var(--border-color);
  background: var(--bg-panel);
  box-shadow: 10px 10px 0 var(--shadow);
  position: relative;
}
.page-news .cover-figure img{
  width: 100%;
}
.page-news .cover-figure figcaption{
  padding: var(--space-3);
  text-align: right;
}

/* 02 最新更新列表 */
.page-news .article-feed{
  padding: var(--space-6) 0 var(--space-7);
  border-top: 2px solid var(--border-color);
  background: rgba(18,26,39,0.3);
}
.page-news .feed-list{
  display: grid;
  gap: var(--space-3);
}
.page-news .feed-item{
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: var(--space-3);
  align-items: start;
  background: var(--bg-panel);
  border: 2px solid var(--border-color);
  padding: var(--space-3);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}
.page-news .feed-item:hover,
.page-news .feed-item:focus-within{
  border-color: var(--accent);
  transform: translateX(6px);
}
.page-news .feed-no{
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--accent);
  border: 2px solid var(--border-color);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.page-news .feed-meta{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.page-news .feed-content h3{
  font-family: var(--font-heading);
  font-size: 1.05rem;
  line-height: 1.45;
  margin: 0 0 var(--space-2);
  color: var(--text-heading);
}
.page-news .feed-content p{
  color: var(--text-muted);
  font-size: 0.925rem;
  margin: 0;
}
.page-news .feed-link{
  align-self: center;
  font-family: var(--font-mono);
  color: var(--accent-blue);
  text-decoration: none;
  border: 2px solid transparent;
  padding: 0.25rem 0.5rem;
  line-height: 1;
}
.page-news .feed-link:hover{
  border-color: var(--accent-blue);
}

/* 03 分类索引 */
.page-news .category-index{
  padding: var(--space-6) 0;
}
.page-news .filter-nav{
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.page-news .filter-btn{
  display: inline-block;
  border: 2px solid var(--border-color);
  color: var(--accent-blue);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  padding: 0.4rem 1rem;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}
.page-news .filter-btn:hover{
  background: rgba(0,229,255,0.08);
  border-color: var(--accent-blue);
}
.page-news .category-grid{
  display: grid;
  gap: var(--space-4);
}
.page-news .category-panel{
  background: var(--bg-panel);
  border: 2px solid var(--border-color);
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.page-news .category-panel:hover{
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 10px 10px 0 var(--shadow);
}
.page-news .category-head{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: var(--space-3);
}
.page-news .category-head h3{
  font-family: var(--font-heading);
  font-size: 1.2rem;
  margin: 0;
  color: var(--text-heading);
}
.page-news .category-no{
  font-family: var(--font-mono);
  width: 34px;
  height: 34px;
  border: 2px solid var(--accent);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.page-news .category-list{
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
  flex: 1;
}
.page-news .category-list li{
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-body);
  font-size: 0.925rem;
}
.page-news .panel-figure{
  margin: var(--space-4) 0 0;
  border: 2px solid var(--border-color);
  background: var(--bg-deep);
}
.page-news .panel-figure img{
  width: 100%;
  aspect-ratio: 4 / 3;
}
.page-news .panel-foot{
  margin: var(--space-4) 0 0;
  border-top: 2px solid var(--border-color);
  padding-top: var(--space-3);
}
.page-news .panel-foot a{
  color: var(--accent-blue);
  font-family: var(--font-mono);
  text-decoration: none;
  font-size: 0.85rem;
}
.page-news .panel-foot a:hover{
  color: var(--accent-light);
}

/* 04 订阅流程提示 */
.page-news .guide-zone{
  padding: var(--space-6) 0 var(--space-7);
  border-top: 2px solid var(--border-color);
}
.page-news .guide-card{
  background: var(--bg-panel);
  border: 2px solid var(--border-color);
  display: grid;
  grid-template-columns: 1fr;
}
.page-news .guide-copy{
  padding: var(--space-5);
  position: relative;
}
.page-news .guide-copy::before{
  content: "TESTING CHANNEL";
  position: absolute;
  top: -14px;
  right: var(--space-4);
  background: var(--accent);
  color: var(--bg-deep);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.6rem;
  transform: rotate(2deg);
}
.page-news .guide-copy h2{
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  line-height: 1.25;
  margin: var(--space-4) 0 var(--space-3);
  color: var(--text-heading);
}
.page-news .guide-copy p{
  color: var(--text-body);
  margin-bottom: var(--space-4);
}
.page-news .guide-actions{
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.page-news .guide-figure{
  margin: 0;
  border-top: 2px solid var(--border-color);
  background: var(--bg-deep);
  line-height: 0;
}
.page-news .guide-figure img{
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
}

/* 标签体系 */
.page-news .tag{
  display: inline-block;
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-body);
  text-transform: uppercase;
  line-height: 1.4;
}
.page-news .tag-accent{
  border-color: var(--accent);
  color: var(--accent-light);
}

/* 响应式布局 */
@media (min-width: 640px){
  .page-news .guide-actions{
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (min-width: 768px){
  .page-news .cover-layout{
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    gap: var(--space-6);
  }
  .page-news .cover-figure{
    transform: rotate(1.2deg);
    box-shadow: 14px 14px 0 var(--shadow);
  }
  .page-news .feed-item{
    grid-template-columns: 64px minmax(0, 1fr) auto;
    padding: var(--space-4);
  }
  .page-news .feed-list{
    gap: var(--space-4);
  }
  .page-news .category-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .category-panel:last-child{
    grid-column: 1 / -1;
  }
  .page-news .category-panel:last-child .panel-foot{
    text-align: right;
  }
  .page-news .guide-card{
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
  .page-news .guide-figure{
    border-top: 0;
    border-left: 2px solid var(--border-color);
  }
  .page-news .guide-figure img{
    aspect-ratio: auto;
    height: 100%;
  }
}

@media (min-width: 1000px){
  .page-news .feed-list{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .feed-item:nth-child(1){
    grid-column: span 2;
  }
  .page-news .feed-item:nth-child(1) .feed-no{
    width: 52px;
    height: 52px;
  }
  .page-news .category-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-news .category-panel:last-child{
    grid-column: auto;
  }
}