/* 往期节目页 · 视频卡片网格 */
.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
}

.video-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.video-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--brand-bright), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.video-card:hover {
  transform: translateY(-4px);
  border-color: rgba(176,30,51,0.34);
  background: var(--card-hover);
}

.video-card:hover::before { opacity: 1; }

.video-num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--brand-bright);
  letter-spacing: 0.08em;
}

.video-title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
  letter-spacing: 0.01em;
}

.video-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--paper-faint);
  font-family: var(--font-mono);
  flex-wrap: wrap;
}

.video-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 4px;
}

.video-cta {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--brand-bright);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.25s ease;
}

.video-card:hover .video-cta { gap: 10px; }

.video-count {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--paper-faint);
  font-family: var(--font-mono);
  margin-bottom: 22px;
}

.video-count strong {
  color: var(--brand-bright);
  font-size: 17px;
}

/* 统计说明 */
.video-note {
  font-size: 12.5px;
  color: var(--paper-faint);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  padding-left: 11px;
  border-left: 2px solid rgba(176,30,51,0.5);
  margin-bottom: 22px;
}

/* 分类筛选按钮 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.filter-btn {
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper-faint);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 20px;
  cursor: pointer;
  transition: all 0.24s ease;
}

.filter-btn:hover {
  color: var(--paper);
  border-color: rgba(176,30,51,0.4);
  background: rgba(176,30,51,0.08);
}

.filter-btn.is-active {
  color: var(--paper);
  background: linear-gradient(135deg, rgba(176,30,51,0.32), rgba(176,30,51,0.16));
  border-color: rgba(176,30,51,0.65);
}

.filter-btn .cnt {
  font-family: var(--font-mono);
  font-size: 12px;
  opacity: 0.7;
  margin-left: 6px;
}

/* 分类标签 */
.video-cat {
  display: inline-block;
  align-self: flex-start;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 3px 9px;
  border-radius: 5px;
  font-family: var(--font-mono);
}

.video-cat.cat-program {
  color: #ffd9de;
  background: rgba(176,30,51,0.42);
  border: 1px solid rgba(255,120,140,0.34);
}

.video-cat.cat-doc {
  color: var(--paper-faint);
  background: rgba(255,255,255,0.055);
  border: 1px solid var(--line);
}

.video-hidden { display: none !important; }