/* =============================================
   NaviFlow Theme - Tool Card Enhancement
   ============================================= */

/* 工具卡片 - 增强版本 */
.tool-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all 0.22s ease;
  position: relative;
  overflow: hidden;
}

/* 工具图标 - 优化 */
.tool-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--bg-card-hover);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

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

/* 工具信息容器 */
.tool-info {
  flex: 1;
  min-width: 0;
  position: relative;
  z-index: 1;
}

/* 工具名称 */
.tool-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 3px;
}

/* 工具描述 */
.tool-desc {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.5;
}

/* 徽章标签 - 新增 */
.tool-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  margin-left: 6px;
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* 不同类型的徽章颜色 */
.tool-badge.free {
  background: linear-gradient(135deg, #10b981, #059669);
}

.tool-badge.hot {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

.tool-badge.new {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.tool-badge.recommended {
  background: linear-gradient(135deg, #ec4899, #be185d);
}

/* 工具链接箭头 */
.tool-arrow {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  flex-shrink: 0;
  opacity: 0;
  transform: translate(-4px, 4px);
  transition: all 0.2s;
  position: relative;
  z-index: 1;
}

.tool-arrow svg {
  width: 16px;
  height: 16px;
}

/* 卡片悬停效果 */
.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  opacity: 0;
  transition: opacity 0.22s;
}

.tool-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.tool-card:hover::before {
  opacity: 0.04;
}

.tool-card:hover .tool-arrow {
  opacity: 1;
  transform: translate(0, 0);
}

/* 工具卡片网格 */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .tools-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  .tool-card {
    padding: 12px;
    gap: 10px;
  }

  .tool-icon {
    width: 36px;
    height: 36px;
  }

  .tool-name {
    font-size: 13px;
  }

  .tool-arrow {
    display: none !important;
  }

  .tool-badge {
    font-size: 9px;
    padding: 2px 6px;
    margin-left: 4px;
  }
}

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

  .tool-card {
    padding: 12px;
  }
}

/* 工具卡片 - 加载状态 */
.tool-card.loading {
  opacity: 0.6;
  pointer-events: none;
}

.tool-card.loading::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* 工具卡片 - 错误状态 */
.tool-card.error {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.05);
}

.tool-card.error .tool-icon {
  background: rgba(239, 68, 68, 0.1);
  border-color: #ef4444;
}

/* 工具卡片 - 禁用状态 */
.tool-card.disabled {
  opacity: 0.5;
  pointer-events: none;
  cursor: not-allowed;
}

/* 工具卡片 - 焦点状态（键盘导航） */
.tool-card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* 工具卡片 - 活跃状态 */
.tool-card.active {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: 0 0 0 3px var(--accent-glow);
}