/* ===== Category Tabs ===== */
.cat-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.cat-tab {
  padding: 6px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg);
  cursor: pointer;
  transition: all var(--transition);
}

.cat-tab:hover { border-color: var(--primary); color: var(--primary); }

.cat-tab.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ===== Home Content ===== */
.home-content {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 36px;
  max-width: var(--max-width);
  margin: 36px auto;
  padding: 0 24px;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.section-title {
  font-size: 20px;
  font-weight: 700;
  position: relative;
  padding-left: 14px;
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 4px;
  background: var(--primary);
  border-radius: 2px;
}

.section-more {
  font-size: 13px;
  color: var(--text-tertiary);
  transition: color var(--transition);
}

.section-more:hover { color: var(--primary); }

/* Post Grid */
.post-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.grid-item {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.grid-item:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}

.grid-item .thumb {
  display: block;
  aspect-ratio: 16/10;
  overflow: hidden;
  position: relative;
}

.grid-item .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.grid-item:hover .thumb img { transform: scale(1.08); }

.grid-item .cat-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 3px 12px;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
}

.grid-item .info { padding: 16px 18px 18px; }

.grid-item .info h3 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.grid-item .info h3 a { color: var(--text); }
.grid-item .info h3 a:hover { color: var(--primary); }

.grid-item .info .meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-tertiary);
}

/* Post List (Right Sidebar) */
.post-list .section-title { margin-bottom: 20px; }

.list-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left var(--transition);
}

.list-item:first-child { padding-top: 0; }
.list-item:last-child { border-bottom: none; }

.list-item:hover { padding-left: 4px; }

.list-item h3 {
  font-size: 15px;
  font-weight: 600;
  line-height: 1.45;
  margin-bottom: 6px;
}

.list-item h3 a { color: var(--text); }
.list-item h3 a:hover { color: var(--primary); }

.list-item .excerpt {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.list-item .meta-row {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 6px;
}

.list-item .meta-row span { margin-right: 12px; }

/* ===== Load More ===== */
.load-more-wrap {
  text-align: center;
  margin: 32px 0;
}

.load-more-btn, .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 28px;
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  background: var(--bg);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
}

.load-more-btn:hover, .btn-primary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-bg);
}

.load-more-btn.loading { pointer-events: none; opacity: 0.6; }