/**
 * 算法可视化公共组件样式
 * @author changyadai
 * 
 * 此文件包含所有算法页面共用的组件样式，
 * 各页面的 style.css 只需保留算法特有样式（如动画、特殊可视化元素）
 */

/* ==================== 可视化容器 ==================== */
.visualization-container {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    min-height: 350px;
    position: relative;
    overflow: hidden;
}

.visualization-container.overflow-x {
    overflow-x: auto;
    overflow-y: hidden;
}

/* ==================== 控制面板 ==================== */
.controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.input-group {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.button-group {
    display: flex;
    gap: var(--spacing-sm);
}

.input-field {
    padding: 10px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 1rem;
    width: 140px;
    transition: all var(--transition-fast);
}

.input-field:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.input-field::placeholder {
    color: var(--text-muted);
}

/* ==================== 配置面板 ==================== */
.config-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
}

.config-label {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.config-select {
    padding: 8px 16px;
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.config-select:hover {
    border-color: var(--accent-cyan);
}

.config-select:focus {
    outline: none;
    border-color: var(--accent-cyan);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

/* ==================== 按钮变体 ==================== */
.btn-info {
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
    color: white;
}

.btn-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.btn-warning {
    background: linear-gradient(135deg, #eab308, #f97316);
    color: white;
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(234, 179, 8, 0.3);
}

/* ==================== 复杂度表格 ==================== */
.complexity-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
}

.complexity-table th,
.complexity-table td {
    padding: 12px 16px;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
}

.complexity-table th {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-weight: 500;
}

.complexity-table td {
    color: var(--text-secondary);
}

.complexity-note {
    padding: var(--spacing-sm);
    background: rgba(0, 217, 255, 0.05);
    border-left: 3px solid var(--accent-cyan);
    border-radius: var(--radius-sm);
}

.complexity-note p {
    margin: 0.5rem 0;
    color: var(--text-secondary);
}

/* ==================== 应用场景 ==================== */
.use-cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.use-case {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.use-case:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-light);
}

.use-case h5 {
    color: var(--accent-cyan);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.use-case p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* ==================== 数组/柱状图容器 ==================== */
.array-container {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    height: 350px;
    gap: 8px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100%;
    box-sizing: border-box;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
    .config-panel {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .controls {
        flex-direction: column;
    }
    
    .input-group {
        width: 100%;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .input-field {
        width: 100%;
        max-width: 200px;
    }
    
    .button-group {
        width: 100%;
        justify-content: center;
    }
    
    .visualization-container {
        min-height: 250px;
        padding: var(--spacing-md);
    }
    
    .array-container {
        height: 250px;
        padding: 15px;
        gap: 5px;
    }
}