*{box-sizing:border-box;margin:0;padding:0}
html,body{width:100%;height:100%;overflow:hidden;background:#1b1712;font-family:'Rubik',system-ui,sans-serif;color:#fff;user-select:none;-webkit-user-select:none;touch-action:none}
canvas{display:block}
button{font:inherit;color:inherit;cursor:pointer;border:0}
.screen{position:fixed;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;z-index:20;overflow:auto}
.hidden{display:none!important}
kbd{background:rgba(255,255,255,.18);border-radius:5px;padding:1px 7px;font-family:inherit;font-weight:600}

/* ---------- start menu */
#menu{background:radial-gradient(ellipse at 50% 120%,#e9a95b 0%,#9c5a2e 35%,#2a1c14 75%);justify-content:flex-start;padding-top:5vh}
h1{font-family:'Bungee',sans-serif;font-size:clamp(40px,8vw,84px);letter-spacing:2px;text-shadow:0 4px 0 #6b3416,0 10px 30px rgba(0,0,0,.5);text-align:center;line-height:1}
.tag{margin:12px 0 18px;opacity:.85;font-size:clamp(14px,2.2vw,18px);text-align:center}
.modes{display:flex;gap:12px;margin-bottom:18px;flex-wrap:wrap;justify-content:center}
.modeBtn{background:rgba(0,0,0,.3);border:2px solid rgba(255,255,255,.2);border-radius:14px;padding:10px 16px;text-align:left;width:270px}
.modeBtn b{display:block;font-size:17px}.modeBtn small{opacity:.8;font-size:12.5px}
.modeBtn.sel{border-color:#ffd166;background:rgba(255,209,102,.18)}
.cards{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;max-width:1000px}
.card{width:280px;border-radius:18px;padding:20px;border:3px solid rgba(255,255,255,.15);transition:transform .15s,border-color .15s;box-shadow:0 10px 30px rgba(0,0,0,.35);text-align:left}
.card:hover,.card:focus{transform:translateY(-6px);border-color:#fff;outline:none}
.card .em{font-size:44px}
.card h2{font-family:'Bungee',sans-serif;font-size:22px;margin:8px 0 6px}
.card p{font-size:14px;line-height:1.45;opacity:.92}
.card .best{margin-top:10px;font-size:13px;font-weight:600;opacity:.85}
.c-desert{background:linear-gradient(160deg,#e7b66a,#b86b2e)}
.c-snow{background:linear-gradient(160deg,#9fb7cf,#4b6584)}
.c-jungle{background:linear-gradient(160deg,#5fa052,#1f4d27)}
.controls{margin-top:20px;font-size:13.5px;opacity:.85;text-align:center;line-height:1.9;max-width:900px}

/* ---------- panels */
.panel{background:rgba(20,16,12,.85);backdrop-filter:blur(6px);border-radius:22px;padding:30px 34px;text-align:center;max-width:440px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.panel h2{font-family:'Bungee',sans-serif;font-size:34px;margin-bottom:8px}
.panel .why{opacity:.85;margin-bottom:18px}
.big{font-family:'Bungee',sans-serif;font-size:46px;color:#ffd166}
.btn{display:inline-block;margin:8px 6px 0;padding:11px 20px;border-radius:12px;font-weight:600;font-size:15px;background:#ffd166;color:#2a1c14}
.btn.alt{background:rgba(255,255,255,.15);color:#fff}

/* ---------- HUD */
#hud{position:fixed;inset:0;pointer-events:none;z-index:10}
.topLeft{position:absolute;top:14px;left:14px;width:min(250px,44vw)}
.box{background:rgba(0,0,0,.42);border-radius:12px;padding:8px 12px 4px}
.box h3{font-size:12px;letter-spacing:.5px;opacity:.85;margin-bottom:2px}
.bar{margin:3px 0 7px}
.bar .lbl{font-size:12px;font-weight:600;display:flex;justify-content:space-between}
.track{height:9px;border-radius:3px;background:rgba(255,255,255,.18);overflow:hidden;margin-top:3px}
.fill{height:100%;width:50%;transition:width .15s}
.inv{font-size:12px;font-weight:600;padding:2px 0 6px;line-height:1.45;opacity:.9}
.status{position:absolute;left:14px;bottom:16px;width:min(270px,46vw);display:flex;flex-direction:column;gap:5px}
.sbar{position:relative;background:rgba(0,0,0,.45);border-radius:4px;overflow:hidden;height:20px}
.sbar .track{position:absolute;inset:0;margin:0;height:auto;border-radius:0;background:transparent}
.sbar .fill{opacity:.85}
.sbar span{position:relative;z-index:1;font-size:12px;font-weight:800;padding-left:8px;line-height:20px;text-shadow:0 1px 2px rgba(0,0,0,.6)}
.sbar.dim{opacity:.35}
.hotbarWrap{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:6px}
.hotbar{display:flex;gap:6px;pointer-events:auto}
.hslot{width:54px;height:54px;border-radius:8px;background:rgba(0,0,0,.45);border:2px solid rgba(255,255,255,.25);position:relative;display:flex;align-items:center;justify-content:center;font-size:26px}
.hslot i{position:absolute;top:2px;left:5px;font-size:11px;font-style:normal;opacity:.75}
.hslot.sel{border-color:#ffd166;background:rgba(255,209,102,.22)}
#holdTxt{background:rgba(0,0,0,.55);padding:5px 12px;border-radius:8px;font-size:13px;font-weight:600}
.topRight{position:absolute;top:14px;right:14px;display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.stats{text-align:right;background:rgba(0,0,0,.42);border-radius:12px;padding:8px 14px}
.stats .dist{font-family:'Bungee',sans-serif;font-size:26px}
.stats .sub{font-size:12px;opacity:.85}
.iconRow{display:flex;gap:6px}
.iconBtn{pointer-events:auto;cursor:pointer;background:rgba(0,0,0,.45);border-radius:10px;padding:6px 10px;font-size:20px;border:2px solid transparent}
.iconBtn.on{border-color:#ffd166}
.speedo{position:absolute;bottom:16px;right:16px;text-align:center;background:rgba(0,0,0,.42);border-radius:12px;padding:6px 16px}
.speedo b{font-family:'Bungee',sans-serif;font-size:30px}
.speedo span{font-size:12px;opacity:.8;display:block;margin-top:-4px}
#weather{position:absolute;top:14px;left:50%;transform:translateX(-50%);font-weight:600;font-size:13px;background:rgba(0,0,0,.42);border-radius:999px;padding:6px 14px}
#cross{position:absolute;left:50%;top:50%;width:18px;height:18px;transform:translate(-50%,-50%)}
#cross:before,#cross:after{content:'';position:absolute;background:rgba(255,255,255,.9);box-shadow:0 0 2px rgba(0,0,0,.8)}
#cross:before{left:8px;top:0;width:2px;height:18px}#cross:after{top:8px;left:0;width:18px;height:2px}
#prompt{position:absolute;top:57%;left:50%;transform:translateX(-50%);font-weight:600;background:rgba(0,0,0,.62);padding:8px 16px;border-radius:10px;font-size:15px;white-space:nowrap;text-align:center}
#prompt kbd{background:#ffd166;color:#2a1c14}
#prompt .hold{opacity:.75;font-size:13px}
.hbar{height:4px;background:rgba(255,255,255,.2);border-radius:2px;margin-top:6px;overflow:hidden}.hbar i{display:block;height:100%;background:#ffd166}
#toasts{position:absolute;top:58px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:6px}
.toast{background:rgba(0,0,0,.62);padding:7px 15px;border-radius:999px;font-weight:600;font-size:14px;animation:pop .25s ease-out;white-space:nowrap}
.toast.warn{background:rgba(190,40,30,.85)}.toast.good{background:rgba(30,130,70,.85)}
@keyframes pop{from{transform:scale(.7);opacity:0}to{transform:scale(1);opacity:1}}
#flash{position:fixed;inset:0;background:rgba(255,40,20,.35);opacity:0;pointer-events:none;z-index:9;transition:opacity .3s}

/* ---------- radio */
.radio{position:absolute;right:14px;top:122px;width:min(330px,92vw);pointer-events:auto;background:linear-gradient(180deg,#2b2b2e,#1a1a1c);border:2px solid #444;border-radius:16px;padding:12px;box-shadow:0 12px 30px rgba(0,0,0,.5);font-size:13px}
.radio .hd{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-weight:800;letter-spacing:1px}
#rLcd{background:#0f2a1a;color:#7dff9b;font-family:'Courier New',monospace;border-radius:8px;padding:8px 10px;margin-bottom:8px;min-height:34px;border:1px solid #2c5a3a;text-shadow:0 0 6px rgba(125,255,155,.6);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#rStations{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:8px}
.rs,.rsong{background:#38383c;border-radius:8px;padding:7px 8px;text-align:left}
.rs small,.rsong small{display:block;opacity:.6;font-size:11px}
.rs.sel{background:#5a4a1e;outline:2px solid #ffd166}.rs.cdb{grid-column:span 2}
#rSongs{display:flex;flex-direction:column;gap:4px;margin-bottom:8px;max-height:30vh;overflow:auto}
.rsong.sel{background:#1f4d30}
.rctl{display:flex;gap:6px;align-items:center}
.rctl button{background:#38383c;border-radius:8px;padding:6px 10px;font-size:15px}
#rPower.on{background:#c0392b}
.rctl input{flex:1;accent-color:#ffd166}

/* ---------- sandbox menu */
#sandbox{background:rgba(0,0,0,.35);z-index:25}
.sbPanel{width:min(1000px,96vw);height:min(640px,90vh);background:#1f2227;border:2px solid #3a3f47;border-radius:14px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.sbHead{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;background:#2a2e35;font-size:18px}
.sbHead button{background:none;font-size:18px}
.sbTabs{display:flex;gap:6px;padding:8px 10px;background:#262a30}
.sbTab{background:#e8e8e8;color:#222;border-radius:4px;padding:6px 14px;font-weight:600;font-size:15px}
.sbTab.sel{background:#ffd166}
.sbBody{flex:1;display:flex;min-height:0}
#sbGrid{flex:1;overflow:auto;padding:10px;display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:8px;align-content:start}
.sbItem{background:#2c3038;border:2px solid transparent;border-radius:8px;padding:6px;display:flex;flex-direction:column;align-items:center;gap:4px}
.sbItem img{width:100%;aspect-ratio:160/110;object-fit:contain}
.sbItem span{font-size:13px;font-weight:600;text-align:center}
.sbItem.sel{border-color:#ffd166;background:#3a3a2c}
#sbSide{width:300px;background:#262a30;padding:12px;overflow:auto;display:flex;flex-direction:column;gap:12px}
#sbSide:empty{display:none}
.sbPrev{background:#1b1e23;border-radius:8px;padding:8px;text-align:center}.sbPrev img{width:100%}
.sbOpt label{display:block;font-size:13px;opacity:.8;margin-bottom:5px}
.sw{display:flex;flex-wrap:wrap;gap:6px}.sw i{width:28px;height:28px;border-radius:6px;cursor:pointer;border:2px solid rgba(255,255,255,.2)}.sw i.sel{border-color:#ffd166;transform:scale(1.1)}
.seg{display:flex;gap:4px}.seg button{background:#3a3f47;border-radius:6px;padding:6px 10px;font-size:13px}.seg button.sel{background:#ffd166;color:#222}
.btn.spawn{width:100%;margin:0;padding:14px;font-size:20px;background:#2f6fea;color:#fff}
.sbList{display:flex;flex-direction:column;gap:8px;width:100%}
.sbRow{display:flex;justify-content:space-between;align-items:center;gap:10px;background:#2c3038;border-radius:8px;padding:10px 12px}
.sbRow small{display:block;opacity:.65;font-size:12px}
.sbRow .btn{margin:0;padding:8px 14px}
.tgl{background:#3a3f47;border-radius:999px;padding:6px 14px;font-weight:800;min-width:64px}.tgl.on{background:#2fbf71}

/* ---------- touch */
#touch{position:fixed;inset:0;z-index:15;pointer-events:none}
.tb{position:absolute;pointer-events:auto;width:76px;height:76px;border-radius:50%;background:rgba(255,255,255,.18);border:2px solid rgba(255,255,255,.35);display:flex;align-items:center;justify-content:center;font:800 14px 'Rubik',sans-serif;color:#fff;touch-action:none}
.tb.on{background:rgba(255,255,255,.4)}.tb.sm{width:56px;height:56px;font-size:13px}
#tL{left:20px;bottom:150px}#tR{left:108px;bottom:150px}
#tGas{right:20px;bottom:90px;background:rgba(80,200,110,.35)}#tBrk{right:108px;bottom:90px;background:rgba(220,80,70,.35)}
#tAct{right:30px;bottom:182px;background:rgba(255,209,102,.45)}#tEat{right:96px;bottom:182px}#tDrop{right:162px;bottom:182px}#tView{right:228px;bottom:182px}
#tHeat{left:30px;bottom:240px}
#tPause{right:14px;top:150px;width:46px;height:46px;font-size:18px}
@media (max-width:640px){.card{width:100%}.stats .dist{font-size:20px}.hslot{width:44px;height:44px;font-size:20px}#sbSide{width:200px}}