/* ============================================================
   管理页样式
   ============================================================ */

.admin-head {
  padding: 36px 0 12px;
}

.admin-head .container {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.admin-title-block h1 {
  font-family: var(--font-display);
  font-size: 44px;
  letter-spacing: 1.5px;
  line-height: 1;
}

.admin-title-block h1 .accent {
  background: var(--grad-energy);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.admin-title-block p {
  margin-top: 6px;
  color: var(--text-muted);
  font-size: 14px;
}

.admin-hint {
  margin: 0 0 24px;
  padding: 14px 18px;
  background: var(--primary-soft);
  border: 1px solid rgba(255, 107, 53, 0.25);
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-hint i {
  color: var(--primary);
}

/* 视频列表 */
.admin-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.admin-row {
  display: grid;
  grid-template-columns: 140px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.admin-row:hover {
  border-color: var(--border-strong);
}

.admin-row-thumb {
  width: 140px;
  aspect-ratio: 16 / 9;
  background: var(--bg-alt);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.admin-row-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-row-info {
  min-width: 0;
}

.admin-row-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-row-url {
  font-size: 12px;
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: 'SFMono-Regular', Consolas, monospace;
  margin-bottom: 8px;
}

.admin-row-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-row-actions {
  display: flex;
  gap: 8px;
}

.icon-btn {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-muted);
  transition: all 0.2s;
}

.icon-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.icon-btn.danger:hover {
  color: var(--danger);
  border-color: var(--danger);
}

/* 表单内预览 */
.cover-preview {
  margin-top: 10px;
  width: 100%;
  max-width: 200px;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-alt);
  border: 1px solid var(--border);
}

.cover-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cover-preview.empty::after {
  content: '封面预览';
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  font-size: 12px;
  color: var(--text-dim);
}

@media (max-width: 640px) {
  .admin-row {
    grid-template-columns: 90px 1fr;
    gap: 12px;
  }
  .admin-row-thumb {
    width: 90px;
  }
  .admin-row-actions {
    grid-column: 1 / -1;
    justify-content: flex-end;
  }
  .admin-title-block h1 {
    font-size: 34px;
  }
}