:root{--bg: #0e0f15;--fg: #e7e7eb;--accent: #7bdff6;--accent-2: #f6bd60;--danger: #ff6b6b}html,body,#app{height:100%;margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";overflow:hidden}#hud{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none}#score{position:absolute;top:12px;left:16px;font-weight:700;font-size:22px;background:#0000004d;padding:6px 10px;border-radius:8px;color:var(--accent);text-shadow:0 2px 6px rgba(0,0,0,.5)}#message{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;opacity:0;transition:opacity .2s ease}#message.show{opacity:1}#message>div,#message h1,#message p,#message ul{pointer-events:auto;text-align:center;margin:8px 0}#message h1{margin:0 0 10px;font-size:28px;color:var(--accent-2)}#message p,#message li{color:#cfd2dc}#message ul{list-style:none;padding:0;margin:8px 0 16px}.tap-zone{position:fixed;top:0;bottom:0;width:50%;pointer-events:auto;z-index:9999}.tap-left{left:0}.tap-right{right:0}