*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden;background:#000}canvas{width:100%!important;height:100%!important;touch-action:none}.hud{position:absolute;inset:0;pointer-events:none;z-index:10;color:#f4f4f4f2;font-family:Consolas,Courier New,monospace;text-shadow:0 1px 2px rgba(0,0,0,.55)}.hudTop{position:absolute;top:14px;left:14px;display:grid;gap:6px;padding:10px 12px;border:1px solid rgba(255,255,255,.18);border-radius:12px;background:#00000061;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.hudTitle{font-weight:900;letter-spacing:.02em;font-size:13px}.hudStat{font-size:12px;opacity:.92}.hudRight{position:absolute;top:14px;right:14px;display:grid;gap:6px;padding:10px 12px;border:1px solid rgba(255,255,255,.18);border-radius:12px;background:#00000061;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);min-width:180px}.hudTrainBar{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px}.hudBottom{position:absolute;bottom:50px;left:50%;transform:translate(-50%);display:flex;gap:8px;padding:10px 14px;border:1px solid rgba(255,255,255,.18);border-radius:12px;background:#00000061;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);align-items:center}.hudHelp{position:absolute;left:14px;bottom:14px;display:flex;flex-wrap:wrap;gap:8px 10px;padding:10px 12px;border:1px solid rgba(255,255,255,.14);border-radius:12px;background:#00000052;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);font-size:12px;opacity:.92}.hudHelp span{opacity:.95}.hudKeysSep{opacity:.5;padding:0 6px}.hudCenterOverlay{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(460px,calc(100vw - 28px));padding:24px 20px;border:1px solid rgba(255,255,255,.2);border-radius:14px;background:#0000008c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:0 10px 44px #00000059;text-align:center}.hudCenterTitle{font-weight:900;letter-spacing:.08em;font-size:14px;margin-bottom:10px}.hudCenterBody{display:grid;gap:6px;font-size:12px;opacity:.94}.hudBtn{appearance:none;border:1px solid rgba(255,255,255,.18);border-radius:14px;background:#0000008c;color:#f4f4f4f5;padding:10px 18px;font-family:Consolas,Courier New,monospace;font-size:13px;font-weight:900;letter-spacing:.02em;cursor:pointer;-webkit-user-select:none;user-select:none}.hudBtn:hover{border-color:#ffffff47}.hudBtn:active{transform:translateY(1px)}.hudBtn:disabled{cursor:not-allowed}.hudBtnPrimary{border-color:#2dff8a6b;box-shadow:0 0 22px #2dff8a1f}.minimap{position:absolute;bottom:14px;right:14px;width:150px;height:150px;border:1px solid rgba(255,255,255,.18);border-radius:8px;background:#0000008c;pointer-events:auto;cursor:pointer}