:root{--bg-primary:#111827;--bg-secondary:#1f2937;--bg-active:#1e3a5f;--bg-tertiary:#374151;--border:#374151;--border-subtle:#1f2937;--text-primary:#e5e7eb;--text-heading:#f9fafb;--text-secondary:#9ca3af;--text-muted:#6b7280;--text-control:#d1d5db;--accent:#3b82f6;--accent-hover:#2563eb;--accent-light:#60a5fa;--accent-pale:#93c5fd;--danger:#ef4444;--shadow:0 4px 24px #00000080;--shadow-sm:0 2px 8px #00000059;--radius:12px;--radius-sm:8px;--radius-xs:6px;--panel-width:340px;--right-panel-width:360px;--panel-gap:14px;--surface-paved:#3b82f6;--surface-unpaved:#f59e0b;--surface-unknown:#4b5563}:root.light{--bg-primary:#fff;--bg-secondary:#f3f4f6;--bg-active:#dbeafe;--bg-tertiary:#e5e7eb;--border:#d1d5db;--border-subtle:#e5e7eb;--text-primary:#1f2937;--text-heading:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--text-control:#374151;--shadow:0 4px 24px #0000001a;--shadow-sm:0 2px 8px #0000000f;--surface-unknown:#9ca3af}.theme-toggle-wrap{z-index:11;background:var(--bg-primary);border:1px solid var(--border);box-shadow:var(--shadow-sm);-webkit-user-select:none;user-select:none;border-radius:20px;align-items:center;gap:8px;padding:6px 14px;display:flex;position:absolute;bottom:28px;right:96px}.theme-toggle-label{color:var(--text-primary);white-space:nowrap;font-size:12px;font-weight:500}.toggle-switch{flex-shrink:0;width:40px;height:22px;display:inline-block;position:relative}.toggle-switch input{opacity:0;width:0;height:0;position:absolute}.toggle-slider{cursor:pointer;background:var(--bg-tertiary);border-radius:22px;transition:background .2s;position:absolute;inset:0}.toggle-slider:before{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:transform .2s;position:absolute;bottom:3px;left:3px;box-shadow:0 1px 3px #0000004d}.toggle-switch input:checked+.toggle-slider{background:var(--accent)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(18px)}.toggle-sm{width:36px;height:20px}.toggle-sm .toggle-slider:before{width:14px;height:14px}.toggle-sm input:checked+.toggle-slider:before{transform:translate(16px)}.search-bar{margin:0 14px 10px;position:relative}.search-icon{color:var(--text-muted);pointer-events:none;z-index:1;position:absolute;top:50%;left:10px;transform:translateY(-50%)}.search-bar input{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-secondary);width:100%;color:var(--text-primary);box-sizing:border-box;outline:none;padding:9px 28px 9px 32px;font-size:13px;transition:border-color .15s}.search-bar input:focus{border-color:var(--accent)}.search-clear{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:2px 4px;font-size:16px;line-height:1;position:absolute;top:50%;right:4px;transform:translateY(-50%)}.search-results{z-index:100;background:var(--bg-primary);border:1px solid var(--border);border-radius:0 0 var(--radius-sm) var(--radius-sm);max-height:240px;box-shadow:var(--shadow);position:absolute;top:100%;left:0;right:0;overflow-y:auto}.search-result-item{cursor:pointer;color:var(--text-primary);border-bottom:1px solid var(--border-subtle);padding:8px 10px;font-size:12px}.search-result-item:hover{background:var(--bg-active)}.search-result-item:last-child{border-bottom:none}.search-result-type{color:var(--text-muted);font-size:10px;display:block}.btn-sm{border:1px solid var(--border);border-radius:var(--radius-xs);background:var(--bg-secondary);color:var(--text-primary);cursor:pointer;padding:4px 8px;font-size:11px}.btn-sm:hover:not(:disabled){background:var(--bg-active)}.btn-sm:disabled{opacity:.4;cursor:default}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden}#map{position:absolute;inset:0}.basemap-picker{z-index:10;-webkit-user-select:none;user-select:none;position:absolute;bottom:28px;right:10px}.basemap-thumb-btn{cursor:pointer;border:2px solid #fff;border-radius:8px;width:72px;height:72px;transition:box-shadow .15s;position:relative;overflow:hidden;box-shadow:0 2px 8px #00000059}.basemap-thumb-btn:hover{box-shadow:0 3px 12px #00000080}.basemap-thumb-btn img{object-fit:cover;width:100%;height:100%;display:block}.basemap-thumb-btn span{color:#fff;text-align:center;background:#0009;padding:2px 0;font-size:10px;font-weight:600;line-height:1.2;position:absolute;bottom:0;left:0;right:0}.basemap-expanded{background:var(--bg-primary);border-radius:10px;gap:8px;padding:8px;display:flex;position:absolute;bottom:0;right:0;box-shadow:0 4px 16px #00000059}.basemap-expanded[hidden]{display:none}.basemap-option{cursor:pointer;text-align:center;border-radius:6px;width:72px;padding:4px;transition:background .12s}.basemap-option:hover{background:var(--bg-tertiary)}.basemap-option.active{outline:2px solid var(--accent);outline-offset:-2px}.basemap-option img{object-fit:cover;border-radius:4px;width:64px;height:64px;margin:0 auto;display:block}.basemap-option .basemap-label{color:var(--text-primary);white-space:nowrap;margin-top:3px;font-size:10px;font-weight:600}.app-panel{top:var(--panel-gap);max-height:calc(100vh - calc(var(--panel-gap) * 2));background:var(--bg-primary);color:var(--text-primary);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);z-index:10;font-size:13px;transition:transform .25s,opacity .25s;position:absolute;overflow-y:auto}.panel-toggle-btn{top:var(--panel-gap);left:var(--panel-gap);z-index:11;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-sm);width:42px;height:42px;color:var(--text-secondary);cursor:pointer;box-shadow:var(--shadow-sm);opacity:0;pointer-events:none;justify-content:center;align-items:center;transition:background .15s,color .15s,opacity .2s,transform .2s;display:flex;position:absolute;transform:scale(.9)}.panel-toggle-btn.visible{opacity:1;pointer-events:auto;transform:scale(1)}.panel-toggle-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.panel-collapse-btn{width:28px;height:28px;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;margin-left:auto;transition:background .15s,color .15s;display:flex}.panel-collapse-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}#panel{left:var(--panel-gap);width:var(--panel-width);flex-direction:column;display:flex;overflow:hidden}#panel.hidden{transform:translateX(calc(-1 * (var(--panel-width) + var(--panel-gap) + 20px)));opacity:0;pointer-events:none}.panel-header{align-items:center;gap:8px;padding:16px 16px 10px;display:flex}.panel-logo{color:var(--accent-light);flex-shrink:0}#panel h1{color:var(--text-heading);letter-spacing:-.2px;padding:0;font-size:17px;font-weight:700}#panel h1 span{color:var(--text-secondary);font-weight:400}.panel-body{flex:1;min-height:0;overflow-y:auto}.panel-footer{border-top:1px solid var(--border-subtle);flex-direction:row;gap:4px;padding:8px;display:flex}.panel-footer-btn{border-radius:var(--radius-xs);width:36px;height:36px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;transition:background .15s,color .15s;display:flex}.panel-footer-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.section{border-top:1px solid var(--border-subtle);padding:10px 16px}.section:first-of-type{border-top:none}.section label{color:var(--text-secondary);text-transform:none;letter-spacing:0;margin-bottom:6px;font-size:12px;font-weight:600;display:block}.range-row{align-items:center;gap:10px;display:flex}.range-row input[type=range]{appearance:none;background:var(--bg-tertiary);border-radius:2px;outline:none;flex:1;height:4px}.range-row input[type=range]::-webkit-slider-thumb{appearance:none;background:var(--accent);cursor:pointer;border:2px solid #fff;border-radius:50%;width:16px;height:16px;box-shadow:0 1px 4px #0000004d}.range-row input[type=range]::-moz-range-thumb{background:var(--accent);cursor:pointer;border:2px solid #fff;border-radius:50%;width:12px;height:12px;box-shadow:0 1px 4px #0000004d}.range-row .val{text-align:right;font-variant-numeric:tabular-nums;min-width:44px;color:var(--text-primary);font-size:13px;font-weight:600}.toggle-row{align-items:center;gap:8px;margin-bottom:6px;display:flex}.toggle-row input[type=checkbox]{accent-color:var(--accent)}.toggle-row label.ctrl-label{color:var(--text-control);text-transform:none;letter-spacing:0;font-size:12px;font-weight:400}.poi-toggle-row{justify-content:flex-start;gap:10px}.poi-icon{text-align:center;flex-shrink:0;width:22px;font-size:16px}.poi-label{color:var(--text-primary);flex:1;font-size:13px;font-weight:500}.poi-toggle-row .toggle-switch{margin-left:auto}.btn-group{flex-wrap:wrap;gap:6px;display:flex}.btn-group button{border:1px solid var(--border);border-radius:var(--radius-xs);background:var(--bg-secondary);cursor:pointer;color:var(--text-control);flex:1;min-width:60px;padding:6px 2px;font-size:11px;font-weight:600;transition:all .15s}.btn-group button.active{border-color:var(--accent);color:var(--accent-pale);background:#3b82f626}.btn-group button:hover:not(.active){background:var(--bg-tertiary)}.segmented-control{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-secondary);display:flex;overflow:hidden}.segmented-control button{border:none;border-right:1px solid var(--border);color:var(--text-control);cursor:pointer;background:0 0;flex:1;padding:7px 4px;font-size:12px;font-weight:600;transition:all .15s}.segmented-control button:last-child{border-right:none}.segmented-control button.active{background:var(--accent);color:#fff}.btn-action{color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;justify-content:center;align-items:center;gap:8px;width:calc(100% - 32px);margin:10px 16px;padding:11px;font-size:13px;font-weight:600;transition:background .15s;display:flex}.btn-action:disabled{cursor:default;background:var(--border)!important}#btn-generate{background:var(--accent)}#btn-generate:hover:not(:disabled){background:var(--accent-hover)}.spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:14px;height:14px;animation:.6s linear infinite spin;display:none}.btn-action.loading .spinner{display:block}@keyframes spin{to{transform:rotate(360deg)}}.loading-state{color:var(--text-muted);flex-direction:column;align-items:center;gap:8px;padding:32px 16px;font-size:13px;display:flex}.spinner-large{border:3px solid #ffffff26;border-top-color:var(--accent);border-radius:50%;width:24px;height:24px;animation:.6s linear infinite spin}#status{color:var(--text-muted);min-height:24px;padding:6px 16px;font-size:11px}.tab-bar{border-bottom:none;gap:4px;padding:6px 10px;display:flex}.tab-bar button{cursor:pointer;color:var(--text-muted);border-radius:var(--radius-sm);background:0 0;border:none;flex-direction:column;flex:1;align-items:center;gap:4px;margin-bottom:0;padding:8px 0 6px;font-size:11px;font-weight:600;transition:color .15s,background .15s;display:flex}.tab-bar button svg{opacity:.5;transition:opacity .15s}.tab-bar button.active svg{opacity:1;stroke:var(--accent-light)}.tab-bar button.active{color:var(--accent-light);background:var(--bg-secondary);border-bottom-color:#0000}.tab-bar button:hover:not(.active){color:var(--text-secondary);background:#ffffff0a}.tab-bar button:hover:not(.active) svg{opacity:.7}.right-panel-header{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;padding:10px 16px;display:flex}.right-panel-header span{font-size:13px;font-weight:600}.right-panel-header button{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:18px;line-height:1}.right-panel-header button:hover{color:var(--text-primary)}.tab-content{display:none}.tab-content.active{display:block}.segment-tabs{border-bottom:1px solid var(--border);gap:0;margin:0 -12px;padding:0 12px;display:flex}.seg-tab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:8px 4px;font-size:12px;font-weight:500;transition:color .15s,border-color .15s}.seg-tab:hover{color:var(--text-primary)}.seg-tab.active{color:var(--accent);border-bottom-color:var(--accent)}select{border-radius:var(--radius-xs);border:1px solid var(--border);background:var(--bg-secondary);width:100%;color:var(--text-primary);padding:6px 8px;font-size:12px}#right-panel{right:var(--panel-gap);width:var(--right-panel-width);display:none;overflow:hidden}#right-panel.visible{flex-direction:column;display:flex}#right-panel #segments-tab.active,#right-panel #leaderboard-tab.active{flex-direction:column;display:flex;overflow:hidden}#segment-list,#leaderboard-list{flex:1;min-height:0;overflow-y:auto}.segment-card{border-top:1px solid var(--border-subtle);cursor:pointer;align-items:center;gap:10px;padding:8px 16px;transition:background .1s;display:flex}.segment-card:hover,.segment-card.hovered{background:var(--bg-secondary)}.segment-card.active{background:var(--bg-active);border-left:3px solid var(--accent)}.segment-rank{color:var(--border);text-align:center;min-width:28px;font-size:18px;font-weight:700}.segment-info{flex:1;min-width:0}.segment-name{white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.segment-stats{color:var(--text-secondary);margin-top:2px;font-size:11px}.segment-badge{text-align:center;border-radius:3px;min-width:40px;padding:2px 6px;font-size:10px;font-weight:700}.sort-bar{color:var(--text-secondary);align-items:center;gap:6px;padding:8px 16px;font-size:11px;display:flex}.sort-bar select{width:auto;min-width:120px}.loop-row{border-top:1px solid var(--border-subtle);cursor:pointer;padding:0 16px;position:relative}.loop-row:hover,.loop-row.hovered{background:var(--bg-secondary)}.loop-row.active{background:var(--bg-active)}.loop-row-main{align-items:center;gap:8px;padding:8px 0;display:flex}.loop-dot{background:var(--border);border-radius:50%;flex-shrink:0;width:10px;height:10px}.loop-row.active .loop-dot{background:#3b82f6}.loop-row-label{white-space:nowrap;font-size:12px;font-weight:600}.loop-row-dist,.loop-row-time{color:var(--text-secondary);white-space:nowrap;font-size:11px}.loop-row-score{color:var(--accent-light);white-space:nowrap;margin-left:auto;font-size:11px;font-weight:700}.loop-kebab{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-xs);background:0 0;border:none;padding:2px 4px;font-size:16px;line-height:1}.loop-kebab:hover{color:var(--text-primary);background:var(--bg-secondary)}.loop-kebab-menu{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);z-index:30;min-width:160px;display:none;position:absolute;top:36px;right:16px;overflow:hidden}.loop-kebab-menu.open{display:block}.kebab-item{width:100%;color:var(--text-primary);cursor:pointer;text-align:left;background:0 0;border:none;padding:8px 14px;font-size:12px;text-decoration:none;display:block}.kebab-item:hover{background:var(--bg-active)}.loop-row-detail{padding:0 0 8px 18px;display:none}.loop-row.active .loop-row-detail{display:block}.loop-row-explanation{color:var(--text-muted);margin-top:4px;font-size:11px}.segment-detail-panel{background:var(--bg-primary);border-left:1px solid var(--border);z-index:20;width:380px;height:100%;animation:.25s ease-out slideInRight;position:absolute;top:0;right:0;overflow-y:auto;box-shadow:-4px 0 20px #0000004d}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}.segment-detail-header{border-bottom:1px solid var(--border);padding:16px 16px 12px}.segment-detail-title-row{align-items:center;gap:8px;display:flex}.segment-detail-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:16px;font-weight:700;overflow:hidden}.segment-detail-close{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:22px;line-height:1}.segment-detail-close:hover{color:var(--text-primary)}.segment-detail-subtitle{color:var(--text-secondary);margin-top:4px;font-size:12px;display:block}.segment-detail-body{padding:16px}.segment-detail-score-row{align-items:center;gap:20px;margin-bottom:16px;display:flex}.flow-score-wrap{flex-shrink:0}.flow-score-donut{display:block}.flow-score-value{fill:var(--text-primary);font-size:28px;font-weight:800}.flow-score-label{fill:var(--text-secondary);letter-spacing:.05em;font-size:9px;font-weight:600}.segment-detail-stats{flex:1;grid-template-columns:1fr 1fr;gap:8px;display:grid}.seg-stat{flex-direction:column;display:flex}.seg-stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-size:10px}.seg-stat-value{color:var(--text-primary);font-size:14px;font-weight:600}.segment-detail-profile{margin-bottom:16px}.segment-detail-section-title{color:var(--text-secondary);margin:0 0 8px;font-size:13px;font-weight:600}.seg-detail-profile-canvas{background:var(--bg-secondary);width:100%;height:120px;color:var(--text-muted);border-radius:8px;justify-content:center;align-items:center;font-size:11px;display:flex;position:relative;overflow:hidden}.seg-detail-profile-canvas canvas{cursor:crosshair;border-radius:8px;display:block}.segment-detail-grid{background:var(--border);border-radius:8px;grid-template-columns:1fr 1fr;gap:1px;margin-bottom:16px;display:grid;overflow:hidden}.seg-grid-cell{background:var(--bg-secondary);padding:10px 12px}.seg-grid-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.03em;font-size:10px}.seg-grid-value{color:var(--text-primary);margin-top:2px;font-size:13px;font-weight:600}.segment-detail-links{flex-wrap:wrap;gap:8px;display:flex}.seg-detail-link-btn{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-xs);cursor:pointer;padding:6px 8px;font-size:11px}.seg-detail-link-btn:hover{border-color:var(--accent-light)}.segment-detail-links a{color:var(--accent-light);font-size:11px;text-decoration:none}.segment-detail-links a:hover{text-decoration:underline}.seg-gate-warning{background:#ef44441a;border-left:3px solid #ef4444;border-radius:4px;margin:12px 0;padding:8px 10px;font-size:11px}.seg-gate-warning strong{color:#ef4444}.segment-detail-connections{margin-bottom:16px}.seg-connection-list{flex-direction:column;gap:6px;display:flex}.seg-connection-card{background:var(--bg-secondary);border:1px solid var(--border-subtle);color:inherit;cursor:pointer;border-radius:6px;padding:8px 10px;text-decoration:none;transition:border-color .15s;display:block}.seg-connection-card:hover{border-color:var(--accent-light)}.seg-conn-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.seg-conn-meta{color:var(--text-muted);margin-top:2px;font-size:10px}#elevation-profile{display:none!important}.elevation-panel{background:var(--bg-primary);border-top:1px solid var(--border-subtle);z-index:12;flex-direction:column;height:160px;display:flex;position:absolute;bottom:0;left:0;right:0}.elevation-panel-header{border-bottom:1px solid var(--border-subtle);flex-shrink:0;align-items:center;gap:12px;padding:4px 12px;display:flex}.elevation-panel-title{color:var(--text-heading);font-size:12px;font-weight:600}.elevation-panel-stats{color:var(--text-muted);flex:1;font-size:11px}.elevation-panel-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:18px;line-height:1}.elevation-panel-close:hover{color:var(--text-primary)}.elevation-canvas-wrap{cursor:crosshair;flex:1;min-height:0;position:relative}.elevation-canvas-wrap canvas{width:100%;height:100%;display:block}.elevation-tooltip{pointer-events:none;color:#fff;white-space:nowrap;z-index:15;background:#000000d9;border-radius:4px;padding:4px 8px;font-size:11px;position:absolute;transform:translate(-50%)}.loop-row-stats{color:var(--text-muted);gap:10px;margin-top:4px;font-size:10px;display:flex}.loop-row .bar{border-radius:3px;height:6px;display:flex;position:relative;overflow:visible}.loop-row .bar>div{height:100%;position:relative}.loop-row .bar>div:first-child{border-radius:3px 0 0 3px}.loop-row .bar>div:last-child{border-radius:0 3px 3px 0}.loop-row .bar>div:only-child{border-radius:3px}.bar-tooltip{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-xs);white-space:nowrap;pointer-events:none;z-index:20;box-shadow:var(--shadow-sm);padding:3px 8px;font-size:10px;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.bar-paved{background:var(--surface-paved)}.bar-unpaved{background:var(--surface-unpaved)}.bar-unknown{background:var(--surface-unknown)}#legend{bottom:28px;left:calc(var(--panel-width) + var(--panel-gap) * 2 + 8px);background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);z-index:10;padding:12px 16px;font-size:11px;transition:left .2s;display:none;position:absolute}#legend h3{color:var(--text-secondary);margin-bottom:6px;font-size:11px}.legend-item{align-items:center;gap:6px;margin:3px 0;display:flex}.legend-swatch{border-radius:2px;width:24px;height:4px}.legend-gradient{border-radius:3px;width:160px;height:12px;margin:6px 0}.legend-labels{color:var(--text-muted);justify-content:space-between;width:160px;font-size:9px;display:flex}.start-marker{background:var(--danger);border:2px solid #fff;border-radius:50%;width:16px;height:16px;box-shadow:0 1px 4px #0000004d}.maplibregl-popup-content{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-sm);max-width:300px;box-shadow:var(--shadow);padding:12px 16px;font-size:13px}.maplibregl-popup-tip{border-top-color:var(--bg-primary)}.popup-header{border-bottom:1px solid var(--border-subtle);margin-bottom:6px;padding-bottom:4px;font-size:14px;font-weight:700}.popup-rq{float:right;align-items:center;gap:4px;font-size:16px;font-weight:700;display:inline-flex}.popup-rq-label{color:var(--text-muted);text-transform:uppercase;font-size:9px}.popup-detail-toggle{color:var(--accent-light);cursor:pointer;background:0 0;border:none;margin-top:6px;padding:0;font-size:11px;display:block}.popup-details{margin-top:4px;display:none}.popup-details.open{display:block}.popup-gmaps{background:var(--bg-secondary);color:var(--accent-light);border:1px solid var(--border);border-radius:var(--radius-xs);align-items:center;gap:4px;padding:4px 10px;font-size:11px;font-weight:600;text-decoration:none;display:inline-flex}.popup-gmaps:hover{background:var(--bg-active)}.popup-links{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.popup-links a{background:var(--bg-secondary);color:var(--accent-light);border:1px solid var(--border);border-radius:var(--radius-xs);align-items:center;gap:4px;padding:4px 10px;font-size:11px;font-weight:600;text-decoration:none;display:inline-flex}.popup-links a:hover{background:var(--bg-active)}.popup-links .popup-edit-link{color:#f59e0b}.popup-help-toggle{border:1px solid var(--border-subtle);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;width:18px;height:18px;margin-left:auto;padding:0;font-size:11px;line-height:1}.popup-help-toggle:hover{color:var(--accent-light);border-color:var(--accent-light)}.popup-help-block{background:var(--bg-secondary);border-radius:var(--radius-xs);color:var(--text-muted);margin-top:6px;padding:8px;font-size:10px;line-height:1.5;display:none}.popup-help-block.open{display:block}.popup-help-block dt{color:var(--text-primary);font-weight:600}.popup-help-block dd{margin:0 0 4px}.popup-unknown{color:#f59e0b;font-style:italic;font-weight:400}.popup-row{justify-content:space-between;gap:12px;margin:2px 0;display:flex}.popup-label{color:var(--text-muted)}.popup-value{font-weight:600}#right-panel-toggle{top:var(--panel-gap);right:var(--panel-gap);z-index:11;background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;box-shadow:var(--shadow-sm);padding:8px 12px;font-size:12px;font-weight:500;transition:background .15s;position:absolute}#right-panel-toggle:hover{background:var(--bg-secondary)}.filter-bar{border-bottom:1px solid var(--border-subtle);flex-wrap:wrap;align-items:center;gap:6px;padding:8px 16px;font-size:11px;display:flex}.filter-bar label{color:var(--text-secondary);font-size:11px}.filter-bar input,.filter-bar select{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-primary);border-radius:3px;padding:2px 4px;font-size:11px}.filter-bar input[type=number]{width:60px}.empty-state{text-align:center;color:var(--text-muted);padding:24px 16px;font-size:12px}.empty-state .empty-icon{margin-bottom:8px;font-size:32px}.text-input,.select-input{box-sizing:border-box;background:var(--bg-secondary);width:100%;color:var(--text-primary);border:1px solid var(--border);border-radius:4px;padding:6px 8px;font-size:12px}.route-row{border-top:1px solid var(--border-subtle);padding:6px 16px}.route-builder-section{flex-direction:column;gap:10px;display:flex}.route-builder-header{justify-content:space-between;align-items:center;gap:8px;display:flex}.route-builder-field-grid{grid-template-columns:minmax(0,1fr) 44px;align-items:center;gap:8px;display:grid}.route-builder-field-grid input[type=color]{border:1px solid var(--border);background:var(--bg-secondary);cursor:pointer;border-radius:4px;width:44px;height:32px;padding:2px}.route-builder-toolbar{flex-wrap:wrap;gap:8px;display:flex}.route-builder-metrics{color:var(--text-secondary);flex-wrap:wrap;gap:8px;font-size:11px;display:flex}.route-builder-surface-section{flex-direction:column;gap:6px;margin-top:8px;display:flex}.route-builder-surface-header{text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);justify-content:space-between;gap:8px;font-size:10px;display:flex}.route-builder-surface-bar{background:color-mix(in srgb, var(--bg-secondary) 72%, transparent);border-radius:999px;height:8px;display:flex;position:relative;overflow:visible}.route-builder-surface-bar>div{height:100%;position:relative}.route-builder-surface-bar>div:first-child{border-radius:999px 0 0 999px}.route-builder-surface-bar>div:last-child{border-radius:0 999px 999px 0}.route-builder-surface-bar>div:only-child{border-radius:999px}.route-builder-surface-note{color:var(--text-muted);font-size:10px}.route-builder-surface-bar .bar-paved{background:var(--surface-paved)}.route-builder-surface-bar .bar-unpaved{background:var(--surface-unpaved)}.route-builder-surface-bar .bar-unknown{background:var(--surface-unknown)}.route-builder-gap{color:#f59e0b}.route-builder-gap-ok{color:#10b981}.route-builder-gap-routed{color:#38bdf8}.route-builder-row{border-top:1px solid var(--border-subtle);cursor:pointer;border-radius:8px;align-items:center;gap:8px;padding:8px 0;display:flex}.route-builder-row[draggable=true]{-webkit-user-select:none;user-select:none}.route-builder-row:hover,.route-builder-row:focus-visible,.route-builder-row-active{background:var(--bg-secondary);outline:none}.route-builder-row-dragging{opacity:.45}.route-builder-drop-before{box-shadow:inset 0 2px 0 var(--accent)}.route-builder-drop-after{box-shadow:inset 0 -2px 0 var(--accent)}.route-builder-order{background:var(--bg-active);width:20px;height:20px;color:var(--text-primary);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:11px;font-weight:700;display:flex}.route-builder-drag-handle{color:var(--text-muted);letter-spacing:-2px;cursor:grab;flex-shrink:0;font-size:14px;line-height:1}.route-builder-row:active .route-builder-drag-handle{cursor:grabbing}.route-builder-info{flex:1;min-width:0}.route-builder-name{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.route-builder-meta{color:var(--text-muted);margin-top:2px;font-size:10px}.route-builder-remove{min-width:28px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:2px 4px;font-size:16px;line-height:1}.route-builder-actions-row{flex-shrink:0;align-items:center;gap:6px;display:flex}.route-builder-move{background:var(--bg-secondary);border:1px solid var(--border);min-width:42px;color:var(--text-primary);cursor:pointer;border-radius:4px;padding:5px 6px;font-size:10px}.route-builder-move:disabled{cursor:default;opacity:.45}.route-builder-move:not(:disabled):hover{border-color:var(--accent-light)}.route-builder-remove:hover{color:var(--text-primary)}@media (max-width:640px){.route-builder-row{align-items:flex-start}.route-builder-actions-row{flex-wrap:wrap;justify-content:flex-end}}.route-row.visible{background:var(--bg-secondary)}.route-row-main{align-items:center;gap:8px;display:flex}.route-dot{border-radius:50%;flex-shrink:0;width:10px;height:10px}.route-row-info{flex-direction:column;flex:1;gap:1px;min-width:0;display:flex}.route-row-name{white-space:nowrap;text-overflow:ellipsis;font-size:12px;font-weight:600;overflow:hidden}.route-row-meta{color:var(--text-muted);font-size:11px}.route-toggle{cursor:pointer;flex-shrink:0}.route-toggle input{cursor:pointer}.route-zoom,.route-delete,.route-compare{color:var(--text-muted);cursor:pointer;background:0 0;border:none;padding:2px 4px;font-size:14px;line-height:1}.route-zoom:hover,.route-delete:hover,.route-compare:hover{color:var(--text-primary)}.route-zoom:disabled{opacity:.3;cursor:default}.route-compare-result{color:var(--text-secondary);padding:4px 8px 6px 18px;font-size:11px}.compare-stat{margin:2px 0}.via-marker{background:var(--accent);color:#fff;cursor:grab;border:2px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:24px;height:24px;font-size:13px;font-weight:700;display:flex;box-shadow:0 1px 4px #0006}.via-marker:active{cursor:grabbing}.via-item{align-items:center;gap:6px;padding:3px 0;font-size:11px;display:flex}.via-item-num{background:var(--accent);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;font-size:10px;font-weight:700;display:flex}.via-item-coords{color:var(--text-muted);flex:1;font-family:monospace;font-size:10px}.via-item-remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:3px;padding:2px 4px;font-size:12px}.via-item-remove:hover{color:#ef4444;background:#ef44441a}#toast{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow);z-index:100;opacity:0;pointer-events:none;padding:10px 20px;font-size:13px;transition:transform .3s,opacity .3s;position:fixed;bottom:24px;left:50%;transform:translate(-50%)translateY(100px)}#toast.visible{opacity:1;transform:translate(-50%)translateY(0)}#toast.error{border-color:var(--danger);color:#fca5a5}#welcome-overlay{z-index:50;background:#0009;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}#welcome-overlay.hidden{display:none}.welcome-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius);text-align:center;max-width:440px;box-shadow:var(--shadow);padding:32px 36px}.welcome-card h2{color:var(--text-heading);margin-bottom:14px;font-size:22px;font-weight:700}.welcome-card p{color:var(--text-secondary);margin-bottom:8px;font-size:13px;line-height:1.5}.welcome-card ul{text-align:left;color:var(--text-control);margin-bottom:16px;padding-left:20px;font-size:12px;line-height:1.8}.welcome-card button{background:var(--accent);color:#fff;border-radius:var(--radius-sm);cursor:pointer;border:none;padding:10px 28px;font-size:14px;font-weight:600}.welcome-card button:hover{background:var(--accent-hover)}#shortcuts-overlay{z-index:60;background:#0009;justify-content:center;align-items:center;display:none;position:absolute;inset:0}#shortcuts-overlay.visible{display:flex}.shortcuts-card{background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius);max-width:340px;box-shadow:var(--shadow);padding:24px 28px}.shortcuts-card h3{color:var(--text-heading);margin-bottom:12px;font-size:15px}.shortcut-row{justify-content:space-between;padding:4px 0;font-size:12px;display:flex}.shortcut-row kbd{background:var(--bg-secondary);border:1px solid var(--border);border-radius:3px;padding:1px 6px;font-family:monospace;font-size:11px}#about-overlay{z-index:60;background:#0009;justify-content:center;align-items:center;display:none;position:absolute;inset:0}#about-overlay.visible{display:flex}.about-card{background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius);max-width:340px;box-shadow:var(--shadow);padding:24px 28px}.about-card h3{color:var(--text-heading);margin-bottom:8px;font-size:15px}.about-card p{color:var(--text-secondary);margin-bottom:12px;font-size:12px;line-height:1.5}.about-links{flex-direction:column;gap:8px;margin-bottom:12px;display:flex}.about-links a{color:var(--accent);border-radius:var(--radius-xs);border:1px solid var(--border-subtle);align-items:center;gap:8px;padding:6px 10px;font-size:13px;text-decoration:none;transition:background .15s;display:flex}.about-links a:hover{background:var(--bg-secondary)}.about-attribution{color:var(--text-muted);text-align:center;font-size:11px}.about-card button{background:var(--accent);color:#fff;border-radius:var(--radius-xs);cursor:pointer;border:none;width:100%;margin-top:4px;padding:8px;font-size:13px;display:block}.about-card button:hover{opacity:.9}#settings-overlay{z-index:60;background:#0009;justify-content:center;align-items:center;display:none;position:absolute;inset:0}#settings-overlay.visible{display:flex}.settings-card{background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius);width:min(360px,100vw - 32px);box-shadow:var(--shadow);padding:20px 22px}.settings-card-header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.settings-card-header h3{color:var(--text-heading);margin:0;font-size:15px}.settings-close{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:22px;line-height:1}.settings-close:hover{color:var(--text-primary)}.settings-field{flex-direction:column;gap:6px;margin-top:12px;display:flex}.settings-field label{color:var(--text-secondary);font-size:12px;font-weight:600}.settings-actions{gap:8px;display:flex}.settings-hint{color:var(--text-muted);font-size:11px;line-height:1.4}.drag-handle{display:none}@media (max-width:768px){:root{--panel-width:100vw;--right-panel-width:100vw;--panel-gap:0px}.panel-toggle-btn,.panel-collapse-btn{display:none}.drag-handle{cursor:grab;touch-action:none;justify-content:center;padding:8px 0 4px;display:flex}.drag-handle span{background:var(--border);border-radius:2px;width:36px;height:4px}#panel{border-radius:var(--radius) var(--radius) 0 0;z-index:20;width:100vw;max-height:85vh;transition:max-height .3s;top:auto;bottom:0;left:0}#panel.hidden{opacity:1;pointer-events:auto;max-height:44px;overflow:hidden;transform:none}#panel.snap-peek{max-height:44px;overflow:hidden}#panel.snap-half{max-height:50vh}#panel.snap-full{max-height:85vh}#panel.collapsed{max-height:44px;overflow:hidden}#panel h1{padding:10px 16px 6px;font-size:14px}#right-panel{border-radius:var(--radius) var(--radius) 0 0;z-index:21;width:100vw;max-height:60vh;top:auto;bottom:0;right:0}#right-panel-toggle{z-index:19;top:auto;bottom:8px;right:8px}#legend{bottom:56px;left:8px}.welcome-card{max-width:none;margin:16px}.tab-bar button{min-height:44px;font-size:13px}.btn-sm{min-height:36px;padding:6px 12px}button,select,input{min-height:36px}.search-result-item{min-height:44px;padding:10px 12px}.elevation-panel{height:120px}.basemap-thumb-btn{width:56px;height:56px}.basemap-option img{width:48px;height:48px}.basemap-option .basemap-label{font-size:9px}.loop-kebab-menu{min-width:auto;left:16px;right:16px}.filter-bar{flex-direction:column;align-items:stretch}.filter-bar select,.filter-bar input[type=number]{width:100%}.theme-toggle-wrap{bottom:8px;right:8px}.segment-detail-panel{border-radius:var(--radius) var(--radius) 0 0;border-left:none;border-top:1px solid var(--border);z-index:22;width:100vw;height:auto;max-height:75vh;animation:.25s ease-out slideInUp;inset:auto 0 0}@keyframes slideInUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}}.maplibregl-ctrl-group{overflow:hidden;background:var(--bg-primary)!important;border:1px solid var(--border)!important;border-radius:var(--radius-sm)!important;box-shadow:var(--shadow-sm)!important}.maplibregl-ctrl-group button{border-color:var(--border)!important;width:36px!important;height:36px!important}.maplibregl-ctrl-group button+button{border-top:1px solid var(--border)!important}.maplibregl-ctrl-group button .maplibregl-ctrl-icon{filter:invert(.8)}:root.light .maplibregl-ctrl-group button .maplibregl-ctrl-icon{filter:none}.maplibregl-ctrl-group button:hover{background:var(--bg-secondary)!important}.maplibregl-ctrl-bottom-left{bottom:0;left:0}.app-panel::-webkit-scrollbar{width:6px}.app-panel::-webkit-scrollbar-track{background:0 0}.app-panel::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.app-panel::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.webgl-error{height:100%;color:var(--text);text-align:center;background:var(--bg);flex-direction:column;justify-content:center;align-items:center;padding:2rem;display:flex}.webgl-error h2{margin-bottom:.5rem}.webgl-error p{color:var(--text-muted);margin-bottom:1rem}.webgl-error ul{text-align:left;color:var(--text-muted);line-height:1.8}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.btn-action.loading{background:var(--danger);border-color:var(--danger)}.btn-action.loading:hover{background:#dc2626}.search-result-item.kb-active{background:var(--bg-active);outline:2px solid var(--accent);outline-offset:-2px}