.maze-layout{display:grid;grid-template-columns:340px 1fr;gap:24px;margin-bottom:24px}.config-panel{background:var(--gray-50);border-radius:20px;padding:20px;max-height:700px;overflow-y:auto}.config-panel::-webkit-scrollbar{width:4px}.config-panel::-webkit-scrollbar-thumb{background:var(--gray-400);border-radius:2px}.config-section{margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--gray-200)}.config-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.config-section h4{font-size:0.85rem;margin-bottom:12px;color:var(--gray-700);display:flex;align-items:center;gap:8px}.size-controls{display:flex;gap:16px}.size-group{flex:1}.size-group label{display:block;font-size:0.7rem;color:var(--gray-500);margin-bottom:4px}.config-input-sm{width:100%;padding:6px 10px;border:1px solid var(--gray-300);border-radius:8px;font-size:0.85rem}.size-hint{font-size:0.65rem;color:var(--gray-400);margin-top:8px}.style-controls{display:grid;grid-template-columns:1fr 1fr;gap:10px}.style-group label{display:block;font-size:0.65rem;color:var(--gray-500);margin-bottom:2px}.style-group input[type="color"]{width:100%;height:36px;border:1px solid var(--gray-300);border-radius:8px;cursor:pointer}.display-controls{display:flex;flex-wrap:wrap;gap:12px}.checkbox-label{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:0.8rem}.checkbox-label input{display:none}.checkmark{width:18px;height:18px;border:2px solid var(--gray-400);border-radius:4px;display:inline-block;position:relative;transition:all 0.2s}.checkbox-label input:checked+.checkmark{background:var(--primary-color);border-color:var(--primary-color)}.checkbox-label input:checked+.checkmark::after{content:'\f00c';font-family:'Font Awesome 6 Free';font-weight:900;font-size:10px;color:white;position:absolute;top:50%;left:50%;transform:translate(-50%, -50%)}.config-actions{display:flex;flex-wrap:wrap;gap:10px}.config-actions button{flex:1;min-width:80px}.preview-panel{background:white;border-radius:20px;border:1px solid var(--gray-200);overflow:hidden;display:flex;flex-direction:column}.maze-container{flex:1;min-height:500px;padding:20px;display:flex;align-items:center;justify-content:center;background:#f8fafc}#mazeCanvas{max-width:100%;max-height:550px;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,0.08)}.maze-info{padding:12px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200);display:flex;justify-content:space-between;font-size:0.8rem;color:var(--gray-500)}.quick-presets{margin-bottom:24px}.preset-buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.preset-btn{background:var(--gray-100);border:1px solid var(--gray-300);padding:6px 16px;border-radius:40px;cursor:pointer;font-size:0.8rem;transition:all 0.2s}.preset-btn:hover{background:var(--primary-color);color:white}.preset-btn.active{background:var(--primary-color);color:white}.knowledge-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px;margin-top:20px}.knowledge-card{background:var(--gray-50);border-radius:16px;padding:20px;text-align:center}.knowledge-card i{font-size:28px;color:var(--primary-color);margin-bottom:12px}.knowledge-card h4{font-size:0.85rem;margin-bottom:8px}.knowledge-card p{font-size:0.75rem;color:var(--gray-500);line-height:1.5}@media (max-width:1000px){.maze-layout{grid-template-columns:1fr}.config-panel{max-height:none}}@media (max-width:600px){.size-controls{flex-direction:column}.style-controls{grid-template-columns:1fr}.config-actions{flex-direction:column}.preset-buttons{justify-content:center}.knowledge-grid{grid-template-columns:1fr}}