:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:#13212f;background:#f7fafc;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;margin:0}button,input{font:inherit}button{-webkit-tap-highlight-color:transparent}.app-shell{display:grid;grid-template-columns:256px minmax(0,1fr) 312px;grid-template-rows:100dvh;width:100vw;height:100dvh;min-height:100dvh;overflow:hidden;background:linear-gradient(180deg,#f5fafcf5,#ebf3f5eb),#f7fafc}.side-panel{display:flex;min-width:0;min-height:0;flex-direction:column;border-right:1px solid #d9e5e8;background:#fff;padding:max(18px,env(safe-area-inset-top)) 14px max(14px,env(safe-area-inset-bottom))}.app-header{padding:6px 6px 14px}.app-header h1{margin:0;font-size:28px;line-height:1.05}.app-header p{margin:6px 0 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rgba(15,40,55,.12))}.station-order-badge{fill:#17313a}.station-order-text{fill:#fff;font-size:11px;font-weight:900;pointer-events:none}.station-label{fill:#13212f;font-size:19px;font-weight:850;pointer-events:none}.station-label.running{font-size:18px}.station-label-group.active .station-label-bg{fill:#fff7d6;stroke:#111827;stroke-width:2.2}.station-label-group.active .station-label{fill:#111827;font-size:22px;font-weight:900}.station-label-group.active .station-order-badge{fill:#f59e0b;stroke:#111827;stroke-width:1.8}.station-label-group.active .station-order-text{fill:#111827}.station-label-group.active .station-label-leader{stroke:#111827;opacity:1;stroke-width:3}.train-marker{pointer-events:none}.map-mode-switch{position:absolute;top:calc(18px + env(safe-area-inset-top));right:18px;display:grid;grid-template-columns:1fr 1fr;overflow:hidden;border:1px solid #c9d9dd;border-radius:8px;background:#fffffff0;box-shadow:0 12px 28px #0f28371f}.map-mode-switch button{display:inline-flex;min-height:40px;align-items:center;justify-content:center;gap:6px;border:0;background:transparent;color:#31545d;cursor:pointer;font-size:13px;font-weight:800;line-height:1;white-space:nowrap}.map-mode-switch button+button{border-left:1px solid #d8e5e8}.map-mode-switch button.active{background:#19313a;color:#fff}.zoom-controls{position:absolute;right:18px;bottom:calc(18px + env(safe-area-inset-bottom));display:grid;gap:8px}.zoom-controls button,.icon-control{display:grid;width:46px;height:46px;place-items:center;border:1px solid #c9d9dd;border-radius:8px;background:#fffffff0;color:#17313a;cursor:pointer;box-shadow:0 12px 28px #0f28371f}.control-panel{display:flex;min-width:0;min-height:0;flex-direction:column;gap:12px;border-left:1px solid #d9e5e8;background:#fff;padding:max(18px,env(safe-area-inset-top)) 16px max(16px,env(safe-area-inset-bottom))}.status-strip{display:grid;grid-template-columns:24px 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