*{box-sizing:border-box;margin:0;padding:0}:root{--bg: #05050a;--bg2: #0c0c18;--gold: #ffd54a;--red: #ff4d6d;--purple: #6c5ce7;--cyan: #00d4ff;--green: #66ff66;--dim: #aaa;--dimmer: #6a6a82}html,body{background:var(--bg);color:var(--gold);font-family:"Press Start 2P",monospace;min-height:100vh;overflow:hidden;-webkit-tap-highlight-color:transparent;touch-action:manipulation}#game-root{position:relative;min-height:calc(100vh - 56px);display:flex;flex-direction:column;align-items:center;padding:12px}.navbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:16px;padding:10px 18px;background:linear-gradient(90deg,#ff4d6d2e,#ffd54a2e,#66ff662e,#00d4ff2e,#6c5ce72e);background-size:300% 100%;animation:navShift 12s linear infinite;border-bottom:2px solid var(--gold);box-shadow:0 4px 20px #ffd54a40,inset 0 -1px #00d4ff4d;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}@keyframes navShift{0%{background-position:0% 0%}to{background-position:300% 0%}}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;cursor:pointer}.brand-mascot{display:inline-block;width:32px;height:32px;filter:drop-shadow(0 0 6px rgba(255,213,74,.8));animation:mascotFloat 2s ease-in-out infinite}.brand-mascot svg{width:32px;height:32px;image-rendering:pixelated;display:block}.brand-text{font-family:"Press Start 2P",monospace;font-size:14px;letter-spacing:1px;text-shadow:0 0 8px rgba(255,255,255,.15)}.brand-text .c1{color:#ff4d6d;text-shadow:0 0 6px #ff4d6d}.brand-text .c2{color:#ffd54a;text-shadow:0 0 6px #ffd54a}.brand-text .c3{color:#6f6;text-shadow:0 0 6px #66ff66}.brand-text .c4{color:#00d4ff;text-shadow:0 0 6px #00d4ff}.brand-text .c5{color:#6c5ce7;text-shadow:0 0 6px #6c5ce7}.brand-text .c6{color:#ff4d6d;text-shadow:0 0 6px #ff4d6d}.brand-text>span{animation:brandPulse 2.5s ease-in-out infinite}.brand-text .c2{animation-delay:.15s}.brand-text .c3{animation-delay:.3s}.brand-text .c4{animation-delay:.45s}.brand-text 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.ni{color:var(--cyan);text-shadow:0 0 4px var(--cyan)}.nav-btn{font-family:inherit}@media(max-width:640px){.navbar{padding:8px 10px;gap:8px}.brand-text{font-size:10px}.brand-mascot,.brand-mascot svg{width:26px;height:26px}.nav-link{padding:6px 7px;font-size:7px}.nav-link span:not(.ni){display:none}.nav-link .ni{font-size:12px}}@media(max-width:380px){.brand-text{font-size:8px;letter-spacing:0px}}#game-root:before{content:"";position:fixed;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 3px,rgba(255,255,255,.03) 3px,rgba(255,255,255,.03) 4px);pointer-events:none;z-index:50}.topbar{width:100%;max-width:480px;display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:8px;margin-bottom:8px}.hud{display:flex;flex-wrap:wrap;gap:10px;font-size:8px;color:var(--dim)}.hud b{color:var(--gold);font-weight:400;margin-left:4px;text-shadow:0 0 4px var(--gold)}.diff-chip{color:var(--cyan)}.diff-chip b{color:var(--cyan)!important;text-shadow:0 0 4px var(--cyan)!important}.threat{width:100%;max-width:480px;display:flex;align-items:center;gap:8px;font-size:6px;color:var(--dim);margin-bottom:6px;letter-spacing:1.5px}.threat-label{flex-shrink:0}.threat-bar{flex:1;height:6px;border:1px solid var(--dimmer);background:var(--bg2);overflow:hidden}.threat-fill{width:0%;height:100%;background:linear-gradient(90deg,var(--green),var(--gold),var(--red));transition:width .2s linear;box-shadow:0 0 6px var(--gold)}.powers{display:flex;gap:4px;font-size:7px}.pwr{border:1px solid var(--cyan);color:var(--cyan);padding:3px 5px;text-shadow:0 0 4px var(--cyan)}.pwr.shield{border-color:var(--green);color:var(--green);text-shadow:0 0 4px var(--green)}.pwr.multi{border-color:var(--purple);color:var(--purple);text-shadow:0 0 4px var(--purple)}.topbar-actions{display:flex;gap:6px}.icon-btn{font-family:inherit;font-size:10px;background:transparent;color:var(--gold);border:2px solid var(--gold);padding:4px 8px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;min-width:28px;height:28px;transition:all .15s}.icon-btn:hover{background:var(--gold);color:var(--bg)}.icon-btn.muted{opacity:.4}.stage{position:relative;width:480px;max-width:100%}canvas{display:block;width:100%;height:auto;border:2px solid var(--gold);box-shadow:0 0 20px var(--gold),0 0 40px #ffd54a4d,inset 0 0 10px #ffd54a33;image-rendering:pixelated;background:var(--bg)}canvas.shake{animation:shake .25s}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-3px,2px)}40%{transform:translate(3px,-2px)}60%{transform:translate(-2px,3px)}80%{transform:translate(2px,-1px)}}.overlay{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:#05050ad9;z-index:5;padding:16px}.overlay.hidden{display:none}.overlay .title{font-size:18px;color:var(--gold);text-shadow:0 0 10px var(--gold),0 0 20px rgba(255,213,74,.4);animation:blink 1.5s infinite;margin-bottom:14px}.overlay .sub{font-size:7px;color:var(--dim);line-height:1.9;margin-bottom:16px;max-width:360px}.overlay .score-final{font-size:10px;color:var(--cyan);text-shadow:0 0 6px var(--cyan);margin-bottom:12px}.overlay .hint{font-size:6px;color:var(--dimmer);margin-top:14px}@keyframes blink{0%,to{opacity:1}50%{opacity:.6}}.btn{font-family:inherit;font-size:9px;background:transparent;color:var(--gold);border:2px solid var(--gold);padding:12px 18px;cursor:pointer;transition:all .15s;text-shadow:0 0 4px var(--gold);margin:4px}.btn:hover{background:var(--gold);color:var(--bg);text-shadow:none;box-shadow:0 0 16px var(--gold)}.mascot{display:inline-block;margin-bottom:8px;filter:drop-shadow(0 0 8px rgba(255,213,74,.6))}.mascot-svg{image-rendering:pixelated;display:block}.mascot-float{animation:mascotFloat 2.2s ease-in-out infinite}.mascot-sad{animation:mascotSad 1.5s ease-in-out infinite;opacity:.7;filter:drop-shadow(0 0 6px var(--red))}@keyframes mascotFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes mascotSad{0%,to{transform:translateY(2px) rotate(-2deg)}50%{transform:translateY(0) rotate(2deg)}}.diff-label{font-size:7px;color:var(--cyan);margin:14px 0 6px;text-shadow:0 0 4px var(--cyan);letter-spacing:1.5px}.diff-row{display:flex;gap:6px;justify-content:center;margin-bottom:14px;flex-wrap:wrap}.diff-btn{font-family:inherit;font-size:8px;background:transparent;color:var(--dim);border:2px solid var(--dimmer);padding:8px 12px;cursor:pointer;transition:all .15s}.diff-btn:hover{color:var(--gold);border-color:var(--gold)}.diff-btn.active{background:var(--gold);color:var(--bg);border-color:var(--gold);box-shadow:0 0 12px var(--gold);text-shadow:none}.touch{display:none;width:100%;max-width:480px;margin-top:12px;gap:8px}.tbtn{flex:1;font-family:inherit;font-size:14px;background:transparent;color:var(--gold);border:2px solid var(--gold);padding:18px 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