/**
 * SRPG Knowledge Base - Diagram System
 * 图形解决方案共享样式
 */

/* ==================== Mermaid 图表容器 ==================== */
.mermaid-container {
    background: var(--bg-card, #1a1a25);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.08));
    border-radius: 16px;
    padding: 24px;
    margin: 24px 0;
    overflow-x: auto;
}

.mermaid-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary, #f8fafc);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.mermaid-title::before {
    content: '📊';
}

/* Mermaid 主题自定义 */
.mermaid {
    display: flex;
    justify-content: center;
    min-height: 200px;
}

/* 确保 Mermaid SVG 在暗黑模式下可见 */
.mermaid svg {
    max-width: 100%;
    height: auto;
}

/* ==================== CSS 流程图 ==================== */
.css-flowchart {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 20px;
    background: var(--bg-secondary, #12121a);
    border-radius: 12px;
    margin: 20px 0;
}

.flow-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.flow-node {
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--accent-blue, #3b82f6), var(--accent-cyan, #06b6d4));
    border-radius: 10px;
    color: white;
    font-weight: 500;
    text-align: center;
    min-width: 120px;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.flow-node:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.flow-node.start {
    background: linear-gradient(135deg, var(--accent-green, #10b981), var(--accent-cyan, #06b6d4));
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.flow-node.end {
    background: linear-gradient(135deg, var(--accent-red, #ff4757), var(--accent-orange, #ff6b35));
    box-shadow: 0 4px 15px rgba(255, 71, 87, 0.3);
}

.flow-node.decision {
    background: linear-gradient(135deg, var(--accent-purple, #a855f7), var(--accent-pink, #ff6b9d));
    box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
    border-radius: 30px;
}

.flow-arrow {
    color: var(--text-muted, #64748b);
    font-size: 1.5rem;
}

.flow-arrow.down::before {
    content: '↓';
}

.flow-arrow.right::before {
    content: '→';
}

.flow-arrow.left::before {
    content: '←';
}

/* ==================== 职业图标系统 ==================== */
.class-icon-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

.class-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 16px;
    background: var(--bg-secondary, #12121a);
    border-radius: 16px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.class-icon:hover {
    border-color: var(--accent-orange, #ff6b35);
    transform: translateY(-4px);
}

.class-icon-svg {
    width: 64px;
    height: 64px;
    margin-bottom: 12px;
}

.class-icon-name {
    font-weight: 600;
    color: var(--text-primary, #f8fafc);
    font-size: 0.95rem;
}

.class-icon-desc {
    font-size: 0.8rem;
    color: var(--text-muted, #64748b);
    margin-top: 4px;
}

/* 职业颜色主题 */
.class-warrior { --class-color: #ef4444; }
.class-tank { --class-color: #22c55e; }
.class-mage { --class-color: #a855f7; }
.class-archer { --class-color: #f59e0b; }
.class-healer { --class-color: #06b6d4; }
.class-assassin { --class-color: #ec4899; }

/* ==================== 克制关系图 ==================== */
.counter-chart {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-secondary, #12121a);
    border-radius: 16px;
    margin: 20px 0;
}

.counter-row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.counter-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 20px;
    background: var(--bg-card, #1a1a25);
    border-radius: 12px;
    border: 2px solid var(--border, rgba(255, 255, 255, 0.08));
    transition: all 0.3s ease;
    min-width: 100px;
}

.counter-item:hover {
    border-color: var(--accent-orange, #ff6b35);
}

.counter-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.counter-arrow {
    font-size: 1.5rem;
    color: var(--accent-orange, #ff6b35);
}

/* ==================== 属性雷达图容器 ==================== */
.radar-chart-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin: 24px 0;
}

.radar-chart {
    background: var(--bg-card, #1a1a25);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
}

.radar-chart-title {
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary, #f8fafc);
}

.radar-svg {
    max-width: 100%;
    height: auto;
}

/* ==================== 曲线图 ==================== */
.curve-chart {
    background: var(--bg-card, #1a1a25);
    border-radius: 16px;
    padding: 24px;
    margin: 20px 0;
}

.curve-chart-title {
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.curve-svg {
    width: 100%;
    height: 200px;
}

/* ==================== 对比矩阵 ==================== */
.comparison-matrix {
    display: grid;
    grid-template-columns: auto repeat(var(--cols, 3), 1fr);
    gap: 1px;
    background: var(--border, rgba(255, 255, 255, 0.08));
    border-radius: 12px;
    overflow: hidden;
    margin: 20px 0;
}

.matrix-header {
    background: var(--bg-hover, #252535);
    padding: 14px 16px;
    font-weight: 600;
    color: var(--text-primary, #f8fafc);
    text-align: center;
}

.matrix-cell {
    background: var(--bg-card, #1a1a25);
    padding: 14px 16px;
    text-align: center;
    color: var(--text-secondary, #94a3b8);
    transition: background 0.2s ease;
}

.matrix-cell:hover {
    background: var(--bg-hover, #252535);
}

.matrix-cell.label {
    background: var(--bg-secondary, #12121a);
    font-weight: 500;
    color: var(--text-primary, #f8fafc);
    text-align: left;
}

.matrix-cell.positive {
    color: var(--accent-green, #10b981);
    font-weight: 600;
}

.matrix-cell.negative {
    color: var(--accent-red, #ff4757);
    font-weight: 600;
}

/* ==================== 进度条可视化 ==================== */
.stat-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 12px 0;
}

.stat-bar-label {
    min-width: 80px;
    font-size: 0.9rem;
    color: var(--text-secondary, #94a3b8);
}

.stat-bar-track {
    flex: 1;
    height: 12px;
    background: var(--bg-secondary, #12121a);
    border-radius: 6px;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    border-radius: 6px;
    transition: width 0.5s ease;
}

.stat-bar-value {
    min-width: 40px;
    text-align: right;
    font-weight: 600;
    color: var(--text-primary, #f8fafc);
}

/* ==================== 响应式调整 ==================== */
@media (max-width: 768px) {
    .mermaid-container {
        padding: 16px;
    }
    
    .class-icon-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .flow-row {
        flex-direction: column;
    }
    
    .counter-row {
        flex-direction: column;
    }
    
    .counter-arrow {
        transform: rotate(90deg);
    }
}