:root{--color-bg:#f5f7fa;--color-surface:#fff;--color-text:#1a1a2e;--color-text-secondary:#6b7280;--color-border:#e5e7eb;--color-border-light:#f3f4f6;--color-primary:#3b82f6;--color-primary-hover:#2563eb;--color-success:#10b981;--color-warning:#f59e0b;--color-error:#ef4444;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-full:9999px;--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-smooth:.4s cubic-bezier(.16, 1, .3, 1);--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;--sidebar-width:320px;--detail-width:380px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%;overflow:hidden}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px}.app{width:100%;height:100vh;display:flex}.app-left{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--color-surface);border-right:1px solid var(--color-border);z-index:10;flex-direction:column;height:100%;display:flex;overflow-y:auto}.app-right{flex:1;height:100%;position:relative;overflow:hidden}.map-wrapper,.map-container,.map-display{width:100%;height:100%}.search-panel{border-bottom:1px solid var(--color-border-light);padding:16px}.search-panel-title{color:var(--color-text);margin-bottom:16px;font-size:18px;font-weight:600}.search-inputs{align-items:center;gap:8px;margin-bottom:16px;display:flex}.search-input-wrapper{flex:1;position:relative}.input-icon{color:#fff;z-index:1;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:10px;font-weight:700;display:flex;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.input-icon.start-icon{background:var(--color-success)}.input-icon.end-icon{background:var(--color-error)}.search-input{border:1px solid var(--color-border);border-radius:var(--radius-sm);width:100%;height:40px;transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none;padding:0 12px 0 38px;font-family:inherit;font-size:13px}.search-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #3b82f626}.search-input::placeholder{color:#9ca3af}.swap-btn{border:1px solid var(--color-border);background:var(--color-surface);width:28px;height:28px;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.swap-btn:hover{background:var(--color-bg);border-color:var(--color-primary);color:var(--color-primary)}.suggestions-list{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);z-index:100;max-height:240px;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow-y:auto}.suggestion-item{cursor:pointer;transition:background var(--transition-fast);flex-direction:column;gap:2px;padding:10px 12px;display:flex}.suggestion-item:hover{background:var(--color-bg)}.suggestion-name{color:var(--color-text);font-size:13px;font-weight:500}.suggestion-address{color:var(--color-text-secondary);font-size:11px}.plan-btn{border-radius:var(--radius-md);background:var(--color-primary);color:#fff;cursor:pointer;width:100%;height:42px;transition:background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);border:none;font-family:inherit;font-size:15px;font-weight:600}.plan-btn:hover:not(:disabled){background:var(--color-primary-hover);box-shadow:var(--shadow-md)}.plan-btn:active:not(:disabled){transform:scale(.98)}.plan-btn:disabled{opacity:.5;cursor:not-allowed}.route-comparison-panel{flex:1;padding:16px;overflow-y:auto}.panel-title{color:var(--color-text);margin-bottom:12px;font-size:15px;font-weight:600}.route-cards-list{flex-direction:column;gap:8px;display:flex}.route-card{border:2px solid var(--color-border-light);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-smooth);background:var(--color-surface);padding:14px 16px}.route-card:hover{border-color:var(--route-color,var(--color-primary));box-shadow:var(--shadow-sm)}.route-card--active{box-shadow:0 0 0 3px #3b82f61f, var(--shadow-md);transform:translateY(-2px);border-color:var(--route-color-active,var(--color-primary))!important}.route-card-header{align-items:center;gap:8px;margin-bottom:10px;display:flex}.route-card-icon{font-size:20px}.route-card-type{color:var(--color-text);font-size:15px;font-weight:600}.route-card-stats{gap:16px;display:flex}.route-stat{flex-direction:column;gap:2px;display:flex}.stat-label{color:var(--color-text-secondary);font-size:11px}.stat-value{color:var(--color-text);font-size:14px;font-weight:600}.route-detail-panel{width:var(--detail-width);background:var(--color-surface);border-left:1px solid var(--color-border);height:100%;transition:transform var(--transition-smooth);z-index:20;box-shadow:var(--shadow-xl);position:absolute;top:0;right:0;overflow-y:auto;transform:translate(100%)}.route-detail-panel--open{transform:translate(0)}.detail-panel-header{border-bottom:1px solid var(--color-border-light);padding:20px}.detail-title-row{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.detail-title{color:var(--color-text);font-size:17px;font-weight:600}.close-btn{background:var(--color-bg);width:28px;height:28px;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);border:none;border-radius:50%;justify-content:center;align-items:center;font-size:18px;display:flex}.close-btn:hover{background:var(--color-border);color:var(--color-text)}.detail-summary{gap:20px;display:flex}.summary-item{flex-direction:column;gap:4px;display:flex}.summary-label{color:var(--color-text-secondary);font-size:12px}.summary-value{color:var(--detail-color,var(--color-primary));font-size:18px;font-weight:700}.detail-steps{padding:20px}.steps-title{color:var(--color-text);margin-bottom:12px;font-size:15px;font-weight:600}.steps-list{flex-direction:column;display:flex}.step-item{border-bottom:1px solid var(--color-border-light);gap:12px;padding:12px 0;display:flex}.step-item:last-child{border-bottom:none}.step-number{background:var(--color-bg);width:24px;height:24px;color:var(--color-text-secondary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:12px;font-weight:600;display:flex}.step-content{flex:1;min-width:0}.step-instruction{color:var(--color-text);margin-bottom:4px;font-size:13px;line-height:1.5}.step-meta{color:var(--color-text-secondary);gap:12px;font-size:11px;display:flex}.map-marker{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;font-size:12px;font-weight:700;display:flex;box-shadow:0 2px 8px #0003}.map-marker--start{background:var(--color-success)}.map-marker--end{background:var(--color-error)}.loading-overlay{z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffffd9;flex-direction:column;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.loading-spinner{gap:8px;margin-bottom:16px;display:flex}.pulse-dot{background:var(--color-primary);border-radius:50%;width:10px;height:10px;animation:1.4s ease-in-out infinite pulse}.pulse-dot:nth-child(2){animation-delay:.2s}.pulse-dot:nth-child(3){animation-delay:.4s}@keyframes pulse{0%,80%,to{opacity:.4;transform:scale(.6)}40%{opacity:1;transform:scale(1)}}.loading-text{color:var(--color-text-secondary);font-size:14px}.error-message{border-radius:var(--radius-md);background:#fef2f2;border:1px solid #fecaca;flex-direction:column;gap:8px;margin:0 16px;padding:16px;display:flex}.error-icon{background:var(--color-error);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;font-size:13px;font-weight:700;display:flex}.error-text{color:#991b1b;font-size:13px}.error-actions{gap:8px;display:flex}.error-btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);cursor:pointer;transition:all var(--transition-fast);padding:6px 14px;font-family:inherit;font-size:12px}.error-btn:hover{background:var(--color-bg)}.error-btn--dismiss{color:var(--color-text-secondary)}.map-error{z-index:5;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}@media (width<=768px){.app{flex-direction:column}.app-left{border-right:none;border-bottom:1px solid var(--color-border);width:100%;min-width:100%;height:auto;max-height:45vh}.app-right{height:55vh}.route-detail-panel{border-left:none;border-top:1px solid var(--color-border);width:100%;max-height:60vh;top:auto;bottom:0;right:0;transform:translateY(100%)}.route-detail-panel--open{transform:translateY(0)}.search-inputs{flex-direction:column}.swap-btn{align-self:center;margin:4px 0;transform:rotate(90deg)}}