*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:#10182a;color:#fff;font-family:Arial,Helvetica,sans-serif;touch-action:none}
.wrap{width:min(980px,100%);margin:auto;padding:12px}
header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.brand{font-size:1.4rem;font-weight:1000;color:#ffd96c}.sub{color:#9eabc5;font-size:.84rem}.stats{display:flex;gap:7px}.stats div{min-width:80px;text-align:center;background:#18223a;border:1px solid rgba(255,217,108,.15);border-radius:12px;padding:7px 9px}.stats span{display:block;color:#8e9bb5;font-size:.62rem;text-transform:uppercase}
.signal{text-align:center;border-radius:14px;padding:12px;font-weight:1000;font-size:1.2rem;margin-bottom:10px;background:#166b4b}.signal.stop{background:#9e2d3d}
.game-shell{position:relative;overflow:hidden;border-radius:20px;border:1px solid rgba(255,217,108,.14);box-shadow:0 20px 50px rgba(0,0,0,.4)}canvas{display:block;width:100%;height:auto;background:#4c9a64}
.overlay{position:absolute;inset:0;background:rgba(5,9,20,.68);display:flex;align-items:center;justify-content:center;padding:16px}.overlay.hidden{display:none}.panel{width:min(480px,94%);background:#172137;border:1px solid rgba(255,217,108,.18);border-radius:22px;padding:24px;text-align:center}.hero{font-size:4rem}.panel h1{font-size:2rem;margin:5px 0}.panel p{color:#b6c0d5;line-height:1.45}.panel button,.move-btn{border:0;border-radius:16px;background:linear-gradient(135deg,#ffb43a,#ff6d4d);color:#fff;font-weight:1000;cursor:pointer}.panel button{padding:14px 24px}.help{color:#8794ae;font-size:.8rem;margin-top:14px;line-height:1.4}
.move-btn{display:block;width:100%;min-height:80px;margin-top:10px;font-size:1.08rem}.move-btn:active{transform:scale(.99)}
.toast{position:absolute;left:50%;bottom:15px;transform:translateX(-50%) translateY(12px);opacity:0;background:rgba(6,12,24,.9);border-radius:12px;padding:8px 12px;font-weight:900;transition:.15s}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:620px){header{flex-direction:column;align-items:flex-start}.stats{width:100%}.stats div{flex:1}.brand{font-size:1.05rem}canvas{aspect-ratio:390/760}.panel{padding:15px}.hero{font-size:2.8rem}.panel h1{font-size:1.45rem}.move-btn{min-height:100px}}

.online-state{background:#18223a;border:1px solid rgba(255,217,108,.12);border-radius:12px;padding:8px 11px;margin:-2px 0 10px;color:#b3bfd5;font-size:.78rem}.online-box{background:#10182a;border:1px solid rgba(255,217,108,.14);border-radius:13px;padding:10px;margin:10px 0;text-align:left}.online-box .check{display:flex;align-items:center;gap:8px;font-weight:900}.online-box input[type=text],.online-box input:not([type]){width:100%}.online-box input#onlineName{width:100%;background:#0b1220;border:1px solid rgba(255,255,255,.12);border-radius:10px;color:#fff;padding:10px;margin-top:8px}.online-box small{display:block;color:#8f9db5;font-size:.7rem;margin-top:5px}.online-box #onlineMessage{min-height:17px;color:#ff9ca9;font-size:.73rem;margin-top:4px}