:root{--color-bg-deep: #030803;--color-bg-card: #041204;--color-bg-canvas: #010801;--color-bg-pad: #041504;--color-phosphor: #00ff66;--color-phosphor-dim: #00aa44;--color-phosphor-subtle: #009944;--color-phosphor-glow: rgba(0, 255, 102, .35);--color-phosphor-inset: rgba(0, 255, 102, .1);--color-accent-gold: #ffcc00;--color-accent-pink: #ff1155;--color-accent-cyan: #00ffff;--color-snake-head: #00e1ff;--color-snake-border: #a6f8ff;--font-retro: "Press Start 2P", monospace, cursive;--touch-target-min: 48px;--radius-sm: 6px;--radius-md: 8px;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}html{height:100%;-webkit-text-size-adjust:100%}body{height:100%;height:100dvh;width:100vw;background-color:var(--color-bg-deep);color:var(--color-phosphor);font-family:var(--font-retro);overflow:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior:none}button{font-family:inherit;border:none;background:none;color:inherit;cursor:pointer;touch-action:manipulation;min-height:var(--touch-target-min);min-width:var(--touch-target-min)}.crt-overlay{position:absolute;inset:0;pointer-events:none;background:linear-gradient(#12101000 50%,#00000061 50%),linear-gradient(90deg,#ff000008,#00ff0003,#00ff0008);background-size:100% 3px,6px 100%;border-radius:var(--radius-md);z-index:10}.text-glow-green{text-shadow:0 0 10px var(--color-phosphor),0 0 18px var(--color-phosphor-glow)}.text-glow-gold{text-shadow:0 0 8px var(--color-accent-gold)}.text-glow-pink{text-shadow:0 0 10px var(--color-accent-pink)}.box-glow-green{box-shadow:0 0 12px var(--color-phosphor-glow),inset 0 0 8px var(--color-phosphor-inset)}.overlay{position:absolute;inset:0;background:#010801e6;border-radius:var(--radius-md);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;z-index:20}.title{font-size:13px;font-weight:700;letter-spacing:1px;color:var(--color-accent-gold);text-shadow:0 0 8px var(--color-accent-gold);text-align:center}.btn{border:2px solid var(--color-accent-gold);background:#ffcc0026;color:var(--color-accent-gold);padding:12px 22px;font-size:9px;border-radius:var(--radius-sm);cursor:pointer;text-transform:uppercase;box-shadow:0 0 12px #ffcc0059;transition:transform .1s ease,background .1s ease;min-height:var(--touch-target-min)}.btn.active{background:var(--color-accent-gold);color:#000;transform:scale(.94)}#controller{width:100%;max-width:360px;display:flex;flex-direction:column;align-items:center;gap:6px;flex-shrink:0;padding:4px 0 2px}.pad-status{font-size:7px;color:var(--color-phosphor-subtle);letter-spacing:1px;text-shadow:0 0 4px var(--color-phosphor)}.dpad{display:grid;grid-template-columns:repeat(3,48px);grid-template-rows:repeat(2,48px);gap:6px}.dbtn{background:var(--color-bg-pad);border:1px solid var(--color-phosphor-dim);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--color-phosphor);font-size:15px;box-shadow:0 0 6px #0f63;transition:background .08s,box-shadow .08s,transform .08s;min-height:48px;min-width:48px}.dbtn.lit{background:var(--color-accent-gold)!important;color:#000!important;border-color:var(--color-accent-gold)!important;box-shadow:0 0 16px var(--color-accent-gold)!important;transform:scale(.92)}.toast-container{position:fixed;bottom:calc(16px + var(--safe-bottom));left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;z-index:100;pointer-events:none}.toast{background:#041204;border:1px solid var(--color-phosphor);color:var(--color-phosphor);padding:8px 14px;border-radius:var(--radius-sm);font-size:8px;box-shadow:0 0 10px var(--color-phosphor-glow);opacity:0;transform:translateY(10px);transition:opacity .2s ease,transform .2s ease}.toast.show{opacity:1;transform:translateY(0)}#app{width:100vw;height:100vh;height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:space-between;padding:calc(12px + var(--safe-top)) calc(16px + var(--safe-right)) calc(14px + var(--safe-bottom)) calc(16px + var(--safe-left));max-width:400px;margin:0 auto}#game-title-header{font-size:13px;letter-spacing:2px;color:var(--color-phosphor);text-align:center;padding:4px 0 6px;flex-shrink:0}#top-bar{width:100%;max-width:360px;display:flex;justify-content:space-between;border:2px solid var(--color-phosphor);border-radius:var(--radius-md);padding:8px 14px;background:var(--color-bg-card);font-size:8px;line-height:1.4;box-shadow:0 0 12px var(--color-phosphor-glow),inset 0 0 8px var(--color-phosphor-inset);flex-shrink:0}#game-box{position:relative;width:100%;max-width:360px;flex:1;min-height:0;display:flex;align-items:center;justify-content:center;margin:6px 0;padding:2px}canvas{width:100%;aspect-ratio:1 / 1;max-height:100%;background:var(--color-bg-canvas);border:2px solid var(--color-phosphor);border-radius:var(--radius-md);box-shadow:0 0 16px var(--color-phosphor-glow),inset 0 0 15px #00ff6626;display:block}