:root {
  --primary: #0066cc;
  --background: #ffffff;
  --foreground: #000000;
  --card-bg: #f8f9fa;
  --border-color: #e2e8f0;
  --hover-bg: #f1f5f9;
}

[data-theme="dark"] {
  --primary: #3399ff;
  --background: #1a1a1a;
  --foreground: #ffffff;
  --card-bg: #2d2d2d;
  --border-color: #404040;
  --hover-bg: #333333;
}

body {
  min-height: 100vh;
  background: var(--background);
  color: var(--foreground);
}

.btn {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--foreground);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
}

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

.btn-primary {
  background: var(--primary);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  opacity: 0.9;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: all 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.asset-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: all 0.2s;
}

.asset-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.emoji-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.icon-btn {
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: all 0.2s;
  background: transparent;
  border: none;
  font-size: 1.25rem;
}

.icon-btn:hover {
  background: var(--hover-bg);
}

.tab-btn {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid transparent;
  background: transparent;
  color: var(--foreground);
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn:hover {
  background: var(--hover-bg);
}

.tab-btn.active {
  border-color: var(--primary);
  color: var(--primary);
}

.search-input {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--foreground);
  min-width: 240px;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-alpha);
} 

/* 自定义滚动条样式 */
.custom-scrollbar {
  scrollbar-width: thin;
  scrollbar-color: var(--border-color) transparent;
}

.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 3px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background-color: var(--primary);
} 

/* 图标分类折叠样式 */
.emoji-category.open button span {
  transform: rotate(180deg);
}

.emoji-category.open .grid {
  display: grid;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .stat-card {
    padding: 1rem;
  }
  
  .asset-card {
    padding: 1rem;
  }
  
  .icon-btn {
    width: 2rem;
    height: 2rem;
    font-size: 1rem;
  }
  
  .tab-btn {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
  }
  
  .search-input {
    min-width: 0;
    width: 100%;
  }
}