:root{--purple:#9945FF;--green:#14F195;--ink:#120a24;--panel:rgba(18,10,36,.72);--line:rgba(255,255,255,.12)}
*{box-sizing:border-box}
html,body{margin:0;height:100%;overflow:hidden;background:#87c8ff;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:#fff;-webkit-user-select:none;user-select:none;touch-action:none}
canvas#game{position:fixed;inset:0;width:100%;height:100%;display:block}
.hidden{display:none!important}
kbd{display:inline-block;padding:1px 6px;border-radius:5px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2);font:600 11px ui-monospace,monospace;color:#fff}
.gong{background:linear-gradient(135deg,var(--purple),var(--green));-webkit-background-clip:text;background-clip:text;color:transparent}
.overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 20%,rgba(153,69,255,.55),transparent 60%),radial-gradient(circle at 80% 90%,rgba(20,241,149,.35),transparent 55%),rgba(10,6,22,.55);backdrop-filter:blur(3px);z-index:20}
.card{width:min(420px,92vw);background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:28px 26px 20px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.logo{font-size:32px;font-weight:800;letter-spacing:-.5px;text-align:center}
.logo b{background:linear-gradient(90deg,var(--purple),var(--green));-webkit-background-clip:text;background-clip:text;color:transparent}
.tag{text-align:center;opacity:.8;margin:6px 0 18px;font-size:14px}
.card label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:1px;opacity:.7;margin:12px 0 6px}
.card input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.08);color:#fff;font-size:16px;outline:none;-webkit-user-select:text;user-select:text}
.card input:focus{border-color:var(--green)}
.colors{display:flex;flex-wrap:wrap;gap:8px}
.colors button{width:34px;height:34px;border-radius:50%;border:3px solid transparent;cursor:pointer;box-shadow:0 2px 6px rgba(0,0,0,.3)}
.colors button.sel{border-color:#fff;transform:scale(1.1)}
.play{margin-top:20px;width:100%;padding:14px;border:0;border-radius:14px;font-size:17px;font-weight:800;color:var(--ink);background:linear-gradient(90deg,var(--purple),var(--green));cursor:pointer;transition:transform .1s}
.play:hover{transform:translateY(-1px)}.play:disabled{opacity:.6}
.err{color:#ff8a8a;min-height:18px;margin-top:8px;font-size:13px;text-align:center}
.keys{display:flex;flex-wrap:wrap;gap:6px 12px;justify-content:center;font-size:12px;opacity:.75;margin-top:8px}
.fun{display:block;text-align:center;margin-top:14px;color:var(--green);font-size:13px;text-decoration:none;opacity:.85}
#hud{position:fixed;inset:0;pointer-events:none;z-index:10}
#topbar{position:absolute;top:12px;left:12px;display:flex;gap:10px;align-items:center}
.brand,#online,.net{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-weight:700;font-size:14px}
.brand b{color:var(--green)}
#online{pointer-events:auto;cursor:pointer}
#online .dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);margin-right:6px;box-shadow:0 0 8px var(--green)}
.net:empty{display:none}.net{color:#ffd27a}
#playerList{position:absolute;top:58px;left:12px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px 12px;font-size:13px;max-height:40vh;overflow:auto;min-width:160px;pointer-events:auto}
#playerList div{padding:3px 0;display:flex;align-items:center;gap:6px}
#playerList i{width:10px;height:10px;border-radius:50%;display:inline-block}
#minimap{position:absolute;top:12px;right:12px;width:168px;height:168px;cursor:pointer;pointer-events:auto;transition:width .2s,height .2s;border-radius:50%;border:2px solid rgba(255,255,255,.35);background:rgba(18,10,36,.5);box-shadow:0 6px 20px rgba(0,0,0,.3)}
#help{position:absolute;top:236px;right:12px;pointer-events:auto;font-size:11.5px;line-height:1.85;max-width:min(380px,calc(100vw - 24px));z-index:6}
#helpTab{display:none;margin-left:auto;background:var(--panel);border:1px solid var(--line);color:#fff;border-radius:999px;padding:4px 11px;font-size:12px;font-weight:800;cursor:pointer;opacity:.85}
#helpTab:hover{opacity:1;border-color:var(--green)}
#help.collapsed #helpTab{display:block}
#help.collapsed #helpBody{display:none}
#helpBody{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:6px 10px 8px;opacity:.92;max-height:calc(100vh - 300px);overflow:auto}
.helpHead{display:flex;align-items:center;justify-content:space-between;font-size:12.5px}
#helpClose{background:rgba(255,255,255,.1);border:0;color:#fff;border-radius:8px;width:24px;height:24px;cursor:pointer;font-size:16px;line-height:1}

#prompt{position:absolute;left:50%;bottom:158px;max-width:min(560px,calc(100vw - 40px));text-align:center;transform:translateX(-50%);background:var(--panel);border:1px solid var(--green);border-radius:12px;padding:10px 16px;font-weight:700}
#toast{position:absolute;left:50%;top:70px;transform:translateX(-50%);background:rgba(40,10,30,.85);border:1px solid #ff7ab6;border-radius:12px;padding:9px 16px;font-size:14px;font-weight:600}
#chat{position:absolute;left:12px;bottom:12px;width:min(400px,calc(100vw - 24px));pointer-events:auto}
#chatLog{max-height:34vh;overflow-y:auto;display:flex;flex-direction:column;gap:3px;padding:8px 10px;border-radius:14px 14px 0 0;background:linear-gradient(180deg,rgba(18,10,36,.25),rgba(18,10,36,.62));font-size:13.5px;line-height:1.35;scrollbar-width:thin;-webkit-user-select:text;user-select:text}
#chatLog .m{word-wrap:break-word;text-shadow:0 1px 2px rgba(0,0,0,.6);animation:pop .25s ease-out}
#chatLog .m .n{font-weight:800;margin-right:5px}
#chatLog .m.sys{color:#ffe08a;font-style:italic;opacity:.9}
#chatLog .m.gong{color:#e9c46a;font-weight:700}
#chatLog .m.me .n::after{content:" (you)";opacity:.5;font-weight:400}
@keyframes pop{from{opacity:0;transform:translateY(4px)}to{opacity:1}}
#chatForm{margin:0}
#chatInput{width:100%;padding:10px 12px;border:1px solid var(--line);border-top:0;border-radius:0 0 14px 14px;background:rgba(18,10,36,.8);color:#fff;font-size:14px;outline:none;-webkit-user-select:text;user-select:text}
#chatInput:focus{border-color:var(--green);background:rgba(18,10,36,.95)}
#buildbar{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);background:var(--panel);border:1px solid var(--purple);border-radius:16px;padding:8px 10px 6px;pointer-events:auto;text-align:center}
.bbtitle{font-size:11px;font-weight:800;letter-spacing:1px;color:var(--green);margin-bottom:6px}
.bbtitle span{color:#fff;opacity:.7;font-weight:500;letter-spacing:0;margin-left:6px}
#slots{display:flex;gap:6px}
#slots button{width:62px;height:58px;border-radius:12px;border:2px solid var(--line);background:rgba(255,255,255,.07);color:#fff;cursor:pointer;font-size:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}
#slots button small{font-size:10px;opacity:.8}
#slots button sup{position:absolute;margin:-40px 0 0 -44px;font-size:9px;opacity:.6}
#slots button.sel{border-color:var(--green);background:rgba(20,241,149,.18)}
#buildCount{font-size:11px;opacity:.6;margin-top:4px}
#buildbar{max-width:calc(100vw - 440px)}
#cats{display:flex;gap:4px;justify-content:center;margin-bottom:6px;flex-wrap:wrap}
#cats button{border:1px solid var(--line);background:rgba(255,255,255,.06);color:#fff;border-radius:999px;padding:4px 12px;font-size:12px;font-weight:700;cursor:pointer}
#cats button.sel{background:linear-gradient(90deg,var(--purple),var(--green));color:var(--ink);border-color:transparent}
#slots{flex-wrap:wrap;justify-content:center}
#slots button{position:relative}
#slots button sup{position:absolute;left:5px;top:3px;margin:0}
#slots button.locked{opacity:.45}
#slots button.locked::after{content:"🔒";position:absolute;right:3px;top:2px;font-size:10px}
.bbrow{display:flex;gap:6px;justify-content:center;margin-top:6px;flex-wrap:wrap}
.bbrow button{border:1px solid var(--line);background:rgba(255,255,255,.08);color:#fff;border-radius:10px;padding:6px 10px;font-size:12px;font-weight:700;cursor:pointer}
.bbrow button.sel,#eraseBtn.sel{border-color:#ff4d6d;background:rgba(255,77,109,.25)}
#presetBtn{border-color:var(--green)!important;background:rgba(20,241,149,.18)!important}
#releaseBtn{opacity:.75}
#loading{flex-direction:column;gap:14px;font-weight:700}
.spinner{width:44px;height:44px;border-radius:50%;border:4px solid rgba(255,255,255,.2);border-top-color:var(--green);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#touch{position:absolute;inset:0;pointer-events:none}
#stick{position:absolute;left:24px;bottom:24px;width:130px;height:130px;border-radius:50%;background:rgba(255,255,255,.12);border:2px solid rgba(255,255,255,.25);pointer-events:auto}
#knob{position:absolute;left:40px;top:40px;width:50px;height:50px;border-radius:50%;background:rgba(255,255,255,.5)}
.tbtns,.tbtns2{position:absolute;right:18px;bottom:24px;display:grid;grid-template-columns:repeat(2,64px);gap:10px;pointer-events:auto}
.tbtns2{bottom:180px}
.tbtns button,.tbtns2 button{width:64px;height:64px;border-radius:50%;border:2px solid rgba(255,255,255,.3);background:rgba(18,10,36,.55);color:#fff;font-size:22px;font-weight:800}
body.touch #help{top:56px;right:auto;left:12px;font-size:10.5px;max-width:min(320px,calc(100vw - 150px))}
body.touch #helpBody{max-height:40vh}
body.touch #helpTab{padding:3px 9px;font-size:11px}
body.touch #chat{left:auto;right:12px;bottom:auto;top:184px;width:min(300px,60vw)}
body.touch #chatLog{max-height:22vh;font-size:12px}
body.touch #minimap{width:110px;height:110px}
body.touch #buildbar{bottom:auto;top:60px}
body.touch #slots button{width:46px;height:46px;font-size:16px}
body.touch #buildbar{max-width:calc(100vw - 20px)}
@media (max-width:1100px){#buildbar{max-width:calc(100vw - 24px);bottom:auto;top:60px}}
body.touch #slots button small,body.touch .bbtitle span{display:none}
@media (max-width:700px){#help{top:auto;bottom:12px;right:12px}#helpBody{max-height:45vh}.brand{display:none}}

#minimap.big{z-index:20;box-shadow:0 10px 40px rgba(0,0,0,.55)}
#radio{position:absolute;top:190px;right:12px;display:flex;align-items:center;gap:4px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:4px 6px;pointer-events:auto;max-width:300px}
#radio button{background:rgba(255,255,255,.08);border:0;color:#fff;border-radius:9px;width:28px;height:28px;cursor:pointer;font-size:13px}
#radio button:hover{background:rgba(153,69,255,.45)}
#radio #radioPower{font-size:15px}
#radio:not(.off) #radioPower{background:linear-gradient(135deg,#9945ff,#14f195)}
#radioInfo{display:flex;flex-direction:column;min-width:108px;max-width:130px;line-height:1.15;overflow:hidden}
#radioInfo b{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#radioInfo small{font-size:10px;opacity:.7;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
#radioInfo small a{color:#9ff5cf}
#radioVol{width:64px;accent-color:#14f195}
#radio.off #radioPrev,#radio.off #radioNext,#radio.off #radioVol{opacity:.4}
#touch .tbtns button.veh{display:none}
body.inveh #touch .tbtns button.veh{display:block}
body.touch #radio{top:130px;transform:scale(.9);transform-origin:top right}
body.touch #radioVol{display:none}

/* V4 */
#trickHud{position:absolute;left:50%;top:112px;transform:translateX(-50%);text-align:center;font-weight:900;font-size:22px;letter-spacing:.5px;text-shadow:0 2px 0 #120a24,0 0 12px rgba(0,0,0,.5);pointer-events:none;max-width:90vw}
#trickHud b{color:#14F195;margin-left:8px}
#trickHud i{color:#ffd84d;font-style:normal;margin-left:6px}
#trickHud small{display:block;font-size:13px;font-weight:700;opacity:.85;margin-top:2px}
#trickHud.bad{color:#ff6b6b}
#trickHud.live{color:#fff;opacity:.9}
#touch .tbtns button.hov,#touch .tbtns button.rkt{display:none}
body.hovermode #touch .tbtns button.hov{display:block}
body.rocketpilot #touch .tbtns button.rkt{display:block}

/* V5 vehicle HUD (jetpack fuel, plane instruments, speed) */
#vhud{position:absolute;left:50%;bottom:118px;transform:translateX(-50%);background:rgba(18,10,36,.72);color:#fff;font-weight:800;font-size:14px;padding:6px 14px;border-radius:999px;pointer-events:none;white-space:nowrap;box-shadow:0 2px 10px rgba(0,0,0,.3)}
#vhud .bar{display:inline-block;width:90px;height:9px;border-radius:5px;background:rgba(255,255,255,.18);vertical-align:middle;margin:0 4px;overflow:hidden}
#vhud .bar i{display:block;height:100%;background:#14f195;border-radius:5px}
#vhud .warn{color:#ff5b5b}
#vhud .boost .bar i{background:linear-gradient(90deg,#2f8bff,#7cf3ff)}
#vhud .boost.on{color:#7cf3ff;text-shadow:0 0 8px #2f8bff}
#vhud .boost.on .bar i{background:linear-gradient(90deg,#7cf3ff,#ffffff);box-shadow:0 0 8px #7cf3ff}
#vhud .boost.low .bar i{background:#ff8a3d}
body.touch #vhud{bottom:190px;font-size:12px}

body.touch #prompt{bottom:250px;font-size:13px;padding:7px 12px}