/**
 * Video Card Component
 */

.video-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.2s ease;
}

.video-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-color: var(--border-medium);
}

/* 다크모드 */
[data-bs-theme="dark"] .video-card {
  background: var(--bg-secondary);
  border-color: var(--border-primary);
}

[data-bs-theme="dark"] .video-card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  border-color: var(--border-secondary);
}

.video-card__thumbnail {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  overflow: hidden;
  background: var(--bg-secondary);
}

.video-card__thumbnail img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.video-card:hover .video-card__thumbnail img {
  transform: scale(1.05);
}

.video-card__duration {
  position: absolute;
  bottom: var(--space-2);
  right: var(--space-2);
  padding: var(--space-1) var(--space-2);
  background: rgba(0, 0, 0, 0.8);
  color: var(--text-inverse);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--border-radius-sm);
}

.video-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

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

.btn-play {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-500);
  color: var(--text-inverse);
  border: none;
  border-radius: var(--border-radius-full);
  font-size: var(--font-size-2xl);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
}

.btn-play:hover {
  background: var(--color-primary-600);
  transform: scale(1.1);
}

.video-card__content {
  padding: var(--space-4);
  flex-grow: 1;
}

.video-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-normal);
  margin-bottom: var(--space-3);
  color: var(--text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
}

.video-card__meta {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.video-card__channel {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.channel-avatar {
  width: 24px;
  height: 24px;
  border-radius: var(--border-radius-full);
  object-fit: cover;
  background: var(--bg-secondary);
}

.video-card__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .video-grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Dark Mode Support
   ======================================== */

[data-bs-theme="dark"] .video-card {
  background: var(--bg-secondary);
  border-color: var(--border-primary);
}

[data-bs-theme="dark"] .video-card:hover {
  border-color: var(--border-secondary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

[data-bs-theme="dark"] .video-card__title {
  color: var(--text-primary);
}

[data-bs-theme="dark"] .video-card__channel,
[data-bs-theme="dark"] .video-card__stats {
  color: var(--text-secondary);
}

/* ========================================
   Mobile Responsive Styles
   ======================================== */

@media (max-width: 768px) {
  .video-card {
    border-radius: var(--border-radius-md);
  }

  .video-card .row {
    flex-direction: column;
  }

  .video-card .col-md-2,
  .video-card .col-md-8,
  .video-card .col-md-2 {
    width: 100%;
    max-width: 100%;
  }

  .video-thumbnail {
    width: 100%;
    height: auto;
    max-height: 200px;
  }

  .video-card h5 {
    font-size: 1rem;
    line-height: 1.4;
  }

  .video-card .d-flex {
    flex-direction: column;
    gap: 0.5rem !important;
  }

  .video-card .btn {
    margin-top: 1rem;
    width: 100%;
  }
}

@media (max-width: 576px) {
  .video-card {
    padding: 0.75rem !important;
  }

  .video-card h5 {
    font-size: 0.9rem;
  }

  .video-card .text-muted {
    font-size: 0.75rem;
  }

  .video-card .d-flex span {
    font-size: 0.8rem;
  }

  .video-thumbnail {
    max-height: 180px;
  }
}

/* ========================================
   Legacy Support
   ======================================== */

/* Legacy video thumbnail style (for backward compatibility) */
.video-thumbnail {
    width: 180px;
    height: 100px;
    object-fit: cover;
    border-radius: 4px;
}

@media (max-width: 768px) {
  .video-thumbnail {
    width: 100%;
    height: auto;
    max-height: 200px;
  }
}