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.2s}.step-item:hover{background:#f5f5f5}.step-item.active{background:#e3f2fd;border-left:3px solid #2196F3}.step-number{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:#e0e0e0;border-radius:50%;font-size:12px;font-weight:600;color:#666}.step-item.active .step-number{background:#2196f3;color:#fff}.step-content{flex:1;min-width:0}.step-instruction{font-size:14px;color:#333;margin-bottom:4px;line-height:1.4}.step-distance{font-size:12px;color:#999}.error-message{padding:12px 20px;background:#ffebee;color:#f44336;font-size:14px;text-align:center;border-top:1px solid #ffcdd2}@media (max-width: 1024px){.content-wrapper{flex-direction:column;height:auto}.map-container{height:400px}.side-panel{width:100%;border-left:none;border-top:1px solid #e0e0e0}.route-cards{max-height:none}.detail-panel{max-height:300px}}@media (max-width: 640px){.search-panel{flex-direction:column;align-items:stretch}.plan-btn,.input-group{width:100%}}.route-cards::-webkit-scrollbar,.detail-panel::-webkit-scrollbar,.suggestions::-webkit-scrollbar{width:6px}.route-cards::-webkit-scrollbar-track,.detail-panel::-webkit-scrollbar-track,.suggestions::-webkit-scrollbar-track{background:#f0f0f0}.route-cards::-webkit-scrollbar-thumb,.detail-panel::-webkit-scrollbar-thumb,.suggestions::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}.route-cards::-webkit-scrollbar-thumb:hover,.detail-panel::-webkit-scrollbar-thumb:hover,.suggestions::-webkit-scrollbar-thumb:hover{background:#aaa}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.route-comparison.loading{pointer-events:none}.route-comparison.loading:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:#fffc;display:flex;align-items:center;justify-content:center;animation:pulse 1.5s ease-in-out infinite}.route-card,.step-item{transition:all .2s ease-in-out}.route-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:currentColor;opacity:0;border-radius:4px 0 0 4px;transition:opacity .2s}.route-card.active:before{opacity:1}