/* V21 素材库页面 - 9:16 竖屏紧凑卡片 */

/* ========== 布局 ========== */
.xx-project-assets {
  padding: var(--space-xl);
  min-height: 100vh;
}

/* ========== 素材网格 - 竖屏卡片 ========== */
.xx-assets-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

@media (max-width: 1200px) {
  .xx-assets-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .xx-assets-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .xx-assets-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== 素材卡片 - V21 大圆角 ========== */
.xx-asset-card {
  border: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.94);
  border-radius: var(--radius-xl);
  padding: 14px;
  transition: all 0.25s ease;
  cursor: pointer;
  overflow: hidden;
}

.xx-asset-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

/* ========== 缩略图 - 9:16 竖屏 ========== */
.xx-asset-thumb {
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #0ea5e9, #312e81);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  color: white;
  margin-bottom: 12px;
}

.xx-asset-thumb video,
.xx-asset-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 播放按钮 - 毛玻璃效果 */
.xx-asset-thumb span {
  position: absolute;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.22);
  border: 2px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 18px;
  transition: all 0.2s ease;
}

.xx-asset-card:hover .xx-asset-thumb span {
  background: rgba(255, 255, 255, 0.35);
  transform: scale(1.1);
}

/* ========== 素材状态 ========== */
.xx-asset-status {
  display: inline-block;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 850;
  margin-bottom: 8px;
}

.xx-asset-status.ready {
  background: var(--success-soft);
  color: #15803d;
}

.xx-asset-status.processing {
  background: var(--warning-soft);
  color: #b45309;
}

.xx-asset-status.failed {
  background: var(--error-soft);
  color: #be123c;
}

/* 卡片文字 */
.xx-asset-card b {
  display: block;
  color: var(--text-primary);
  font-weight: 850;
  font-size: 14px;
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.xx-asset-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 12px;
}

/* ========== 视频卡片（横向） ========== */
.xx-video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

@media (max-width: 1200px) {
  .xx-video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.xx-video-card {
  border: 1px solid var(--border-color);
  background: white;
  border-radius: var(--radius-xl);
  padding: 14px;
  transition: all 0.25s ease;
}

.xx-video-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* 视频封面 */
.xx-video-thumb {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #0ea5e9, #312e81);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
  color: white;
  margin-bottom: 12px;
}

/* 加载状态 */
.xx-loading {
  padding: 60px 24px;
  text-align: center;
  color: var(--text-secondary);
}

/* ========== 状态标签 ========== */
.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.pill {
  font-size: 11px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 850;
  white-space: nowrap;
}

.pill.ok {
  background: var(--success-soft);
  color: #15803d;
}

.pill.warn {
  background: var(--warning-soft);
  color: #b45309;
}

.pill.bad {
  background: var(--error-soft);
  color: #be123c;
}

/* ========== 操作按钮 ========== */
.assist-actions {
  display: grid;
  gap: 10px;
  margin-top: 14px;
  grid-template-columns: 1fr 1fr;
}

.assist-actions .btn {
  border: 0;
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-weight: 850;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s ease;
}

.assist-actions .btn.primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow-primary);
}

.assist-actions .btn.primary:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}

.assist-actions .btn.ghost {
  background: white;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.assist-actions .btn.ghost:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

/* ========== 空状态 ========== */
.xx-empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
}

.xx-empty-state p {
  font-size: 16px;
  margin: 0;
}