:root{color:#263c39;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;background:#f7f4ec;font-family:ui-rounded,Segoe UI,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}button{font:inherit;color:#263c39;cursor:pointer;background:#fffdf6;border:1px solid #c5d1c5;border-radius:11px;min-height:46px;padding:9px 12px;font-weight:700}button:disabled{opacity:.45;cursor:default}button:focus-visible,summary:focus-visible,canvas:focus-visible{outline-offset:3px;outline:3px solid #ce7845}.primary{color:#fff;background:#246b5e;border-color:#246b5e}.app{grid-template-rows:76px minmax(0,1fr);grid-template-columns:minmax(0,1fr) 350px;gap:18px;height:100dvh;min-height:620px;padding:22px;display:grid}header{grid-column:1/-1;align-items:center;gap:24px;display:flex}h1{margin:8px 0;font-size:36px;line-height:1}h2{margin:0 0 8px;font-size:20px}.eyebrow{letter-spacing:1.5px;color:#68766b;font-size:10px;font-weight:750}.badge{background:#eee5bd;border-radius:24px;padding:8px 12px;font-size:12px}.goal{text-align:right;flex-direction:column;gap:5px;margin-left:auto;display:flex}.goal strong{font-size:24px}.goal span{color:#63746a;font-size:13px}.arena{background:#edf1e6;border:1px solid #d9dfd2;border-radius:20px;min-width:0;min-height:0;position:relative;overflow:hidden}.scene,.scene canvas{width:100%;height:100%;display:block}.scene canvas{touch-action:none}.status{pointer-events:none;background:#fffdf3ed;border-radius:12px;margin:0;padding:13px 16px;font-size:17px;line-height:1.4;position:absolute;bottom:18px;left:18px;right:18px;box-shadow:0 2px 10px #263c3911}.controls{scrollbar-width:thin;min-height:0;padding:12px 6px 18px 0;overflow-y:auto}.controls p{margin:8px 0 12px;font-size:14px;line-height:1.45}.actions{gap:8px;margin:12px 0;display:flex}.actions button{flex:1}.metric{font-variant-numeric:tabular-nums;font-weight:650}.tool{border-top:1px solid #d9dfd2;margin-top:18px;padding-top:16px}.tool-pad{touch-action:none;-webkit-user-select:none;user-select:none;background:#f2e4b9;border:3px solid #bc9550;border-radius:14px;height:150px;margin:14px 0;position:relative;overflow:hidden}.pad-grid{grid-template-rows:repeat(6,1fr);grid-template-columns:repeat(12,1fr);display:grid;position:absolute;inset:0}.pad-grid span{border:1px solid #bc955035}.pad-grid span.selected{background:#246b5e80;box-shadow:inset 0 0 0 2px #246b5e}.tool-readout{justify-content:space-between;align-items:center;gap:8px;font-size:13px;display:flex}.tool-readout strong{font-size:17px}.tool-mode-remove{color:#a3462e}.small{font-size:12px!important}.sim-marker{pointer-events:none;color:#263c39;text-shadow:0 0 4px #fff;font-size:32px;font-weight:900;position:absolute;transform:translate(-50%,-50%)}.notice{color:#64736a;margin-top:18px;font-size:10px;display:block}details{border-top:1px solid #d9dfd2;margin-top:12px;padding-top:10px;font-size:12px;line-height:1.5}summary{cursor:pointer;font-weight:700}details p{font-size:12px!important}.loading{text-align:center;background:#edf1e6;place-content:center;padding:30px;line-height:1.5;display:grid;position:absolute;inset:0}[hidden]{display:none!important}@media (max-width:1000px){.app{grid-template-columns:minmax(0,1fr) 300px;gap:12px;padding:14px}h1{font-size:30px}}@media (max-width:680px){.app{grid-template-rows:auto 360px auto;grid-template-columns:1fr;height:auto;min-height:100dvh}.controls{padding:0;overflow:visible}header{gap:10px}h1{font-size:27px}.eyebrow{font-size:8px}.badge{max-width:125px;font-size:10px}.goal strong{font-size:16px}.goal span{font-size:11px}.status{padding:10px;font-size:14px;bottom:10px;left:10px;right:10px}.tool-pad{max-width:380px}.actions button{font-size:13px}}.exit-button{color:#743c2e;touch-action:manipulation;background:#fff0e6;border:2px solid #ba7563;flex:none;min-width:112px;min-height:60px;padding:12px 20px;font-size:18px}@media (max-width:680px){header{flex-wrap:wrap}.exit-button{min-width:100px;margin-left:auto}}