/* ===== 页面 Hero ===== */
.page-hero {
  padding: 56px 0 40px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.page-title {
  font-size: 36px;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 8px;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 28px;
}

/* ===== 搜索框 ===== */
.search-bar {
  display: flex;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 14px;
  gap: 10px;
  max-width: 560px;
  transition: border-color .2s;
}
.search-bar:focus-within { border-color: var(--text); }

.search-icon { font-size: 16px; flex-shrink: 0; }

.search-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 15px;
  font-family: inherit;
  color: var(--text);
  background: transparent;
}
.search-input::placeholder { color: #9CA3AF; }

.search-kbd {
  background: #F3F4F6;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 8px;
  font-size: 12px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

/* ===== 主布局 ===== */
.news-main { padding: 40px 0 80px; }

.news-layout {
  display: block;
}

/* ===== 分类标签 ===== */
.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.filter-tab {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all .2s;
  font-family: inherit;
  white-space: nowrap;
}
.filter-tab:hover { background: var(--bg); color: var(--text); border-color: var(--text); }
.filter-tab.active { background: var(--text); color: var(--bg); border-color: var(--text); }

/* ===== 资讯区块 ===== */
.news-section { margin-bottom: 40px; }

.news-section-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===== 资讯卡片通用 ===== */
.news-card {
  display: block;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color .2s, transform .2s;
  color: inherit;
  cursor: pointer;
}
.news-card:hover { border-color: var(--text-secondary); transform: translateY(-2px); }

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.news-tag {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 100px;
  border: 1px solid var(--border);
}
.news-tag--hot { background: var(--text); color: var(--bg); border-color: var(--text); }

.news-source { font-size: 13px; font-weight: 600; color: var(--text); }
.news-dot { color: var(--border); }
.news-time { font-size: 13px; color: var(--text-secondary); }

/* 大卡片 */
.news-card--featured {
  background: var(--bg-secondary);
  border-color: var(--border);
}
.news-card--featured h3 {
  font-size: clamp(18px, 3vw, 22px);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
  letter-spacing: -.5px;
}
.news-card--featured p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* 列表卡片 */
.news-list { display: flex; flex-direction: column; gap: 12px; }

.news-card--list h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 8px;
}
.news-card--list p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 锁定卡片 */
.news-card.locked {
  opacity: .75;
  position: relative;
}
.news-card.locked h3 {
  filter: blur(0);
}
.news-card.locked p {
  filter: blur(3px);
  user-select: none;
}

.news-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.news-tags-list { display: flex; gap: 6px; flex-wrap: wrap; }

.tag {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--radius);
}

.news-read-time { font-size: 12px; color: var(--text-secondary); flex-shrink: 0; }

.locked-badge {
  background: #FEF3C7;
  color: #D97706;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
}

/* ===== 加载更多 ===== */
.load-more { text-align: center; margin-top: 32px; }

/* ===== 侧边栏 ===== */
.news-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 84px;
}

.sidebar-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.sidebar-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 16px;
}

/* 订阅引导 */
.sidebar-subscribe { text-align: center; background: linear-gradient(135deg, #EFF6FF, #F5F3FF); border-color: #DBEAFE; }
.subscribe-icon { font-size: 32px; margin-bottom: 12px; }
.sidebar-subscribe h3 { font-size: 17px; font-weight: 800; margin-bottom: 8px; }
.sidebar-subscribe p { font-size: 13px; color: var(--text-secondary); margin-bottom: 16px; line-height: 1.6; }
.subscribe-price { font-size: 36px; font-weight: 900; color: var(--blue); letter-spacing: -1px; margin-bottom: 12px; }
.subscribe-price span { font-size: 14px; font-weight: 500; color: var(--text-secondary); }
.subscribe-tip { font-size: 12px; color: var(--text-secondary); margin-top: 10px; }

/* 热门话题 */
.topic-list { display: flex; flex-direction: column; gap: 4px; }
.topic-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  border-radius: 8px;
  transition: background .2s;
  color: inherit;
}
.topic-item:hover { background: var(--bg-secondary); }
.topic-name { font-size: 14px; font-weight: 500; color: var(--text); }
.topic-count { font-size: 12px; color: var(--text-secondary); }

/* 工具推荐 */
.tool-list { display: flex; flex-direction: column; gap: 4px; }
.tool-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border-radius: 10px;
  transition: background .2s;
  color: inherit;
}
.tool-item:hover { background: var(--bg-secondary); }
.tool-icon { font-size: 24px; flex-shrink: 0; }
.tool-info { flex: 1; }
.tool-name { font-size: 14px; font-weight: 600; }
.tool-desc { font-size: 12px; color: var(--text-secondary); }
.tool-badge {
  background: #DCFCE7;
  color: #16A34A;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 100px;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .filter-tabs { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; padding-bottom: 2px; }
  .filter-tabs::-webkit-scrollbar { display: none; }
}