:root{--bg-color: #0b0c16;--panel-bg: rgba(18, 20, 40, .85);--accent-cyan: #00f0ff;--accent-pink: #ff007f;--accent-gold: #ffd700;--text-main: #e2e8f0;--font-arcade: "Press Start 2P", cursive;--font-ui: "Rajdhani", sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{background-color:var(--bg-color);background-image:radial-gradient(circle at 50% 20%,#1e1b4b 0%,transparent 60%),radial-gradient(circle at 80% 80%,#31103f 0%,transparent 50%);color:var(--text-main);font-family:var(--font-ui);min-height:100vh;display:flex;justify-content:center;align-items:center;overflow:hidden}#arcade-wrapper{display:flex;flex-direction:column;align-items:center;padding:20px;background:var(--panel-bg);border:3px solid rgba(0,240,255,.3);box-shadow:0 0 30px #00f0ff33,inset 0 0 20px #ff007f1a;border-radius:16px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);max-width:900px;width:95vw}#arcade-header{text-align:center;margin-bottom:12px}.arcade-title{font-family:var(--font-arcade);font-size:2.2rem;color:var(--accent-cyan);text-shadow:0 0 10px rgba(0,240,255,.8),0 0 20px rgba(0,240,255,.4),3px 3px 0px var(--accent-pink);letter-spacing:2px}.arcade-title .highlight{color:var(--accent-gold)}.arcade-subtitle{font-family:var(--font-arcade);font-size:.65rem;color:#94a3b8;margin-top:6px;letter-spacing:3px}#game-container{position:relative;width:800px;height:600px;max-width:100%;border:2px solid rgba(255,255,255,.15);border-radius:8px;overflow:hidden;box-shadow:0 10px 30px #000c}#game-container canvas{display:block;width:100%!important;height:100%!important}#arcade-footer{margin-top:14px;text-align:center;width:100%}.controls-guide{font-size:1.1rem;font-weight:700;color:#cbd5e1;letter-spacing:1px}.key{display:inline-block;background:#1e293b;color:var(--accent-cyan);border:1px solid var(--accent-cyan);border-radius:4px;padding:2px 8px;font-family:var(--font-arcade);font-size:.65rem;box-shadow:0 2px 0 var(--accent-cyan)}.tip{font-size:.9rem;color:var(--accent-gold);margin-top:6px;font-style:italic}