:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#172033;background:#eef3f9;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#eef3f9}button,input,select,textarea{font:inherit}button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;border:1px solid #d9e2ee;border-radius:14px;background:#fff;color:#24324a;cursor:pointer;transition:border-color .16s ease,background .16s ease}button:hover:not(:disabled){border-color:#9db8f6;background:#f5f8ff}button:disabled{cursor:not-allowed;opacity:.48}input,select,textarea{width:100%;border:1px solid #d9e2ee;border-radius:14px;background:#fff;color:#172033}input{min-height:42px;padding:0 12px}select{min-height:42px;padding:0 12px;color:#172033;cursor:pointer}textarea{min-height:104px;padding:12px;resize:vertical;line-height:1.45}input:focus-visible,textarea:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(37,99,235,.2);outline-offset:2px}input[type=range]{padding:0;cursor:pointer;accent-color:#155dfc}label{display:grid;gap:8px;color:#cbd5e1;font-size:13px;font-weight:700}code{display:block;overflow-wrap:anywhere;border-radius:6px;background:#e2e8f0;padding:9px 10px;color:#0f172a;font-size:12px}.app-shell{display:grid;grid-template-columns:minmax(390px,440px) minmax(0,1fr);min-width:0;min-height:100vh}.control-panel{display:flex;flex-direction:column;gap:14px;min-width:0;overflow-x:hidden;overflow-y:auto;max-height:100vh;border-right:1px solid #d7e0ec;background:linear-gradient(180deg,#f8fbff,#eef3f9);padding:20px;box-shadow:12px 0 40px #1e40af14}.brand-block{display:flex;align-items:center;gap:14px;padding:2px 2px 4px}.settings-button{flex:0 0 auto;width:44px;min-height:44px;margin-left:auto;border-color:#dce5f1;color:#2563eb;box-shadow:0 8px 20px #2563eb1a}.brand-mark{display:grid;place-items:center;width:50px;height:50px;border-radius:14px;background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;box-shadow:0 18px 36px #3b82f640}.eyebrow{margin:0 0 4px;color:#6b7c99;font-size:12px;font-weight:800;letter-spacing:0;text-transform:uppercase}h1,h2,p{margin:0}h1{color:#172033;font-size:24px;line-height:1.08}h2{margin:3px 0;color:#172033;font-size:18px;line-height:1.22}.panel-section{display:grid;gap:12px}.inputs-card{border:1px solid rgba(148,163,184,.18);border-radius:18px;background:#0f172ac7;padding:14px;box-shadow:0 14px 28px #080f1e40}.panel-section.compact{gap:8px}.status-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.status-strip span,.status-pill{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:38px;border:1px solid #dfe7f2;border-radius:14px;background:#ffffffd1;color:#41516c;font-size:12px;font-weight:800;box-shadow:0 6px 18px #2b40680d}.status-pill.running{border-color:#bbf7d0;background:#f0fdf4;color:#047857}.status-pill.paused{border-color:#fed7aa;background:#fff7ed;color:#9a3412}.status-pill.complete{border-color:#bfdbfe;background:#eff6ff;color:#1d4ed8}.button-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.primary-button{border-color:#2563eb;background:linear-gradient(135deg,#2563eb,#4f46e5);color:#fff;box-shadow:0 10px 22px #2563eb38}.primary-button:hover:not(:disabled){border-color:#1d4ed8;background:linear-gradient(135deg,#1d4ed8,#4338ca)}.primary-button:disabled{border-color:#c7d7fe;background:#e8efff;color:#6680b3;box-shadow:none;opacity:1}.range-label{border:1px solid #e0e7f1;border-radius:14px;background:#f8faff;padding:12px}.range-label span{display:flex;align-items:center;justify-content:space-between;gap:12px}.range-label strong{color:#172033;font-size:12px}.toggle-row{grid-template-columns:18px 1fr;align-items:center;gap:10px;color:#111827}.toggle-card{border:1px solid #e0e7f1;border-radius:14px;background:#f8faff;padding:12px}.toggle-row input{min-height:18px}.toggle-row span{display:inline-flex;align-items:center;gap:8px}.language-select-card{grid-template-columns:minmax(0,1fr) 132px;align-items:center;gap:12px;border:1px solid #e0e7f1;border-radius:14px;background:#f8faff;padding:12px;color:#52627c}.language-select-card span{color:#52627c}.warning-panel{display:grid;grid-template-columns:44px 1fr;gap:12px;align-items:center;border:1px solid #dfe7f2;border-radius:18px;background:#fff;padding:14px;box-shadow:0 16px 32px #080f1e38}.warning-panel.approach{border-color:#f5c451;background:#fffbeb}.warning-panel.danger{border-color:#fca5a5;background:#fff1f2}.warning-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:8px;background:#dcfce7;color:#047857}.warning-panel.approach .warning-icon{background:#fed7aa;color:#9a3412}.warning-panel.danger .warning-icon{background:#fecaca;color:#991b1b}.status-label,.section-title{color:#71819b;font-size:12px;font-weight:800;letter-spacing:0;text-transform:uppercase}.metrics-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.metric{display:grid;gap:5px;min-height:76px;border:1px solid #dfe7f2;border-radius:16px;background:#fff;padding:12px;box-shadow:0 12px 24px #080f1e2e}.metric span{color:#71819b;font-size:12px;font-weight:700}.metric strong{overflow-wrap:anywhere;color:#172033;font-size:18px;line-height:1}.muted-text{color:#64748b;font-size:13px}.diagnostics-panel{border:1px solid #dfe7f2;border-radius:18px;background:#fff;padding:0}.diagnostics-panel summary{display:flex;align-items:center;gap:8px;min-height:44px;padding:0 12px;color:#31405a;font-size:13px;font-weight:800;cursor:pointer;list-style:none}.diagnostics-panel summary::-webkit-details-marker{display:none}.diagnostics-panel[open]{padding-bottom:12px}.diagnostics-panel[open] summary{border-bottom:1px solid #edf1f7;margin-bottom:12px}.diagnostic-grid{margin:0 12px}.diagnostic-grid{display:grid;grid-template-columns:92px minmax(0,1fr);gap:8px 10px;align-items:center;margin-top:12px;color:#64748b;font-size:12px}.diagnostic-grid strong{color:#172033}.diagnostic-grid code{padding:7px 8px}.error-panel{display:grid;gap:6px;border:1px solid #fecaca;border-radius:8px;background:#fff1f2;padding:12px;color:#9f1239;font-size:13px;line-height:1.35}.history{padding-bottom:8px}.history-item{display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid #e2e8f0;padding:8px 0;color:#334155;font-size:13px}.history-item:last-child{border-bottom:0}.trip-card,.simulation-card{display:grid;gap:14px;min-width:0;border:1px solid #dce5f1;border-radius:22px;background:#fffffff0;padding:17px;box-shadow:0 18px 40px #2d467817}.card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;color:#2563eb}.card-heading h2{margin-top:5px;font-size:19px}.route-inputs{display:grid;grid-template-columns:18px minmax(0,1fr);gap:10px}.route-rail{display:grid;grid-template-rows:14px 1fr 14px;justify-items:center;padding:30px 0}.route-dot{width:11px;height:11px;border:3px solid #ffffff;border-radius:999px;box-shadow:0 0 0 2px currentColor}.route-dot.start{color:#2563eb;background:#2563eb}.route-dot.end{color:#ef4444;background:#ef4444}.route-line{width:2px;min-height:38px;background:repeating-linear-gradient(to bottom,#b9c7db 0 5px,transparent 5px 9px)}.route-fields{display:grid;gap:12px}.place-field{gap:6px;color:#52627c;font-size:12px}.place-input{display:flex;align-items:center;gap:9px;min-height:50px;border:1px solid #d9e2ee;border-radius:15px;background:#f8faff;padding:0 6px 0 13px;color:#5d6f8d;transition:border-color .16s ease,box-shadow .16s ease,background .16s ease}.place-input:focus-within{border-color:#86a9f8;background:#fff;box-shadow:0 0 0 4px #2563eb1a}.place-input input{min-height:46px;border:0;border-radius:0;background:transparent;padding:0;outline:0}.place-search-button{flex:0 0 auto;width:38px;min-height:38px;border:0;border-radius:11px;background:#e8f0ff;color:#2563eb}.place-search-button:hover:not(:disabled){border-color:transparent;background:#dbe8ff;transform:none}.location-button{min-height:42px;border:0;background:#eff5ff;color:#2563eb;font-size:12px;font-weight:800}.route-ready-state{display:flex;align-items:center;gap:8px;color:#71819b;font-size:11px;font-weight:700}.route-ready-state span{width:8px;height:8px;border-radius:999px;background:#f59e0b;box-shadow:0 0 0 4px #fef3c7}.route-ready-state.ready{color:#15803d}.route-ready-state.ready span{background:#22c55e;box-shadow:0 0 0 4px #dcfce7}.simulation-actions{grid-template-columns:1.35fr 1fr 1fr}.simulation-actions button{min-width:0;padding:0 10px;white-space:nowrap}.start-button{min-height:48px}.simulation-options{display:grid;grid-template-columns:1fr;gap:10px}.simulation-options .toggle-card{min-width:0}.speed-input-card{grid-template-columns:minmax(0,1fr) 92px;align-items:center;gap:12px;border:1px solid #e0e7f1;border-radius:14px;background:#f8faff;padding:12px;color:#52627c}.speed-input-card span{display:grid;gap:3px}.speed-input-card strong{color:#172033;font-size:12px}.speed-input-card input{min-height:38px;text-align:center;font-weight:800}.settings-fields{display:grid;gap:10px;padding:0 12px 12px}.diagnostics-data{border-top:1px solid #edf1f7;padding-top:12px}.map-stage{position:relative;min-height:100vh;background:radial-gradient(circle at top,rgba(37,99,235,.14),transparent 25%),linear-gradient(180deg,#0f172a,#111827 48%,#020617)}.map-wrap,.map-canvas{width:100%;height:100%;min-height:100vh}.map-placeholder{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;display:grid;place-items:center;padding:24px;background:linear-gradient(#0f172ad6,#0f172ae0),linear-gradient(90deg,rgba(56,189,248,.06) 0 6px,transparent 6px 100%),repeating-linear-gradient(45deg,rgba(148,163,184,.08) 0,rgba(148,163,184,.08) 1px,transparent 1px,transparent 18px);color:#e5eefb;text-align:center}.placeholder-card{display:grid;justify-items:center;gap:8px;max-width:380px;border:1px solid rgba(148,163,184,.18);border-radius:18px;background:#0f172aeb;padding:22px;box-shadow:0 18px 46px #080f1e59}.placeholder-card span{color:#cbd5e1;font-size:13px;line-height:1.4}.fallback-mini-card{display:grid;gap:4px;width:100%;border:1px solid rgba(148,163,184,.16);border-radius:14px;background:#1e293bc7;padding:10px;text-align:left}.fallback-mini-card span{color:#bfdbfe;font-size:11px;text-transform:uppercase;letter-spacing:.08em}.fallback-mini-card strong{color:#eff6ff;font-size:13px}.map-overlay{position:absolute;right:18px;bottom:18px;display:inline-flex;align-items:center;gap:8px;max-width:min(420px,calc(100% - 36px));border:1px solid rgba(148,163,184,.18);border-radius:12px;background:#0f172aeb;padding:10px 12px;color:#eff6ff;font-size:13px;font-weight:800;box-shadow:0 14px 36px #080f1e52}.settings-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:grid;place-items:center;padding:24px;background:#0f172a94;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.settings-modal{display:grid;grid-template-rows:auto auto auto minmax(0,1fr) auto;width:min(920px,100%);max-height:min(860px,calc(100vh - 48px));overflow:hidden;border:1px solid #d9e2ee;border-radius:24px;background:#f8faff;box-shadow:0 30px 80px #0f172a52}.settings-modal-header,.settings-modal-footer,.settings-toolbar{display:flex;align-items:center;gap:12px;background:#fff;padding:18px 22px}.settings-modal-header{justify-content:space-between;border-bottom:1px solid #e7edf5}.settings-modal-header h2{font-size:22px}.settings-modal-header span{color:#71819b;font-size:12px}.icon-button{flex:0 0 auto;width:42px}.settings-toolbar{justify-content:space-between;padding-top:12px;padding-bottom:12px}.settings-toolbar>strong{flex:0 0 auto;color:#52627c;font-size:12px}.configuration-search{display:flex;align-items:center;gap:8px;width:min(520px,100%);border:1px solid #d9e2ee;border-radius:14px;padding-left:12px;color:#71819b}.configuration-search input{border:0;outline:0}.configuration-toggle-panel{display:grid;gap:10px;max-height:224px;overflow-y:auto;border-top:1px solid #e7edf5;border-bottom:1px solid #e7edf5;background:#f1f6ff;padding:12px 22px}.configuration-toggle-panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;color:#24324a;font-size:12px}.configuration-toggle-panel-heading span{color:#71819b;font-weight:700}.configuration-toggle-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.configuration-toggle-item{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:0;min-height:54px;border:1px solid #dce6f5;border-radius:12px;background:#fff;padding:9px 10px;color:#24324a;cursor:pointer}.configuration-toggle-item>strong{overflow-wrap:anywhere;font-size:11px;line-height:1.25}.configuration-toggle-item .switch-control{flex:0 0 auto}.configuration-list{display:grid;align-content:start;gap:10px;overflow-y:auto;padding:16px 22px}.configuration-field{display:grid;gap:9px;border:1px solid #e0e7f1;border-radius:16px;background:#fff;padding:14px}.configuration-field-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.configuration-field-heading label{overflow-wrap:anywhere;color:#24324a}.configuration-field-heading span{border-radius:999px;background:#eff5ff;padding:4px 8px;color:#2563eb;font-size:10px;font-weight:800;text-transform:uppercase}.configuration-field textarea{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.switch-control{display:inline-flex;grid-template-columns:none;align-items:center;gap:10px;width:max-content;color:#24324a;cursor:pointer}.switch-control input{position:absolute;width:1px;height:1px;min-height:0;opacity:0}.switch-track{display:flex;align-items:center;width:46px;height:26px;border-radius:999px;background:#cbd5e1;padding:3px;transition:background .16s ease}.switch-track span{width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 2px 5px #0f172a38;transition:transform .16s ease}.switch-control input:checked+.switch-track{background:#2563eb}.switch-control input:checked+.switch-track span{transform:translate(20px)}.switch-control input:focus-visible+.switch-track{outline:3px solid rgba(37,99,235,.2);outline-offset:2px}.settings-modal-footer{justify-content:flex-end;border-top:1px solid #e7edf5}.settings-modal-footer>div{margin-right:auto}.settings-modal-footer button{padding:0 18px}.configuration-error{margin:0;color:#b91c1c;font-size:12px;font-weight:700}.configuration-success{margin:0;color:#15803d;font-size:12px;font-weight:800}.configuration-message{padding:32px;color:#64748b;text-align:center}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.control-panel{max-height:none;border-right:0;border-bottom:1px solid #d1d9e6}.map-stage,.map-wrap,.map-canvas{min-height:60vh}.configuration-toggle-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:520px){.control-panel{padding:14px;gap:12px}.button-row,.metrics-grid{grid-template-columns:1fr}.status-strip{gap:6px}.status-strip span,.status-pill{min-height:34px;font-size:11px}.trip-card,.simulation-card{border-radius:18px;padding:14px}.simulation-actions{grid-template-columns:1fr 1fr 1fr}.simulation-actions button{padding:0 7px;font-size:12px}h1{font-size:21px}.settings-backdrop{padding:0}.settings-modal{width:100%;max-height:100vh;border-radius:0}.settings-modal-header,.settings-modal-footer,.settings-toolbar{padding-right:14px;padding-left:14px}.configuration-list{padding:12px 14px}.configuration-toggle-panel{max-height:250px;padding-right:14px;padding-left:14px}.configuration-toggle-grid{grid-template-columns:1fr}.settings-modal-footer{flex-wrap:wrap}.settings-modal-footer>div{width:100%}}@media(max-width:380px){.simulation-actions{grid-template-columns:repeat(2,minmax(0,1fr))}.simulation-actions .start-button{grid-column:1 / -1}}