*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}body{background-color:#1a1a2e;color:#fff}.game-container{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center}.canvas-container{position:relative;background-color:#000;border-radius:8px;overflow:hidden;box-shadow:0 4px 20px #00000080}.hud{position:absolute;top:0;left:0;right:0;padding:10px 20px;display:flex;justify-content:space-between;align-items:center;background:linear-gradient(to bottom,rgba(0,0,0,.7),transparent);pointer-events:none}.score{font-size:32px;font-weight:700;text-shadow:2px 2px 4px rgba(0,0,0,.5)}.score .home{color:#f44}.score .away{color:#44f}.clock{font-size:24px;font-variant-numeric:tabular-nums}.menu-screen{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px}.menu-title{font-size:48px;font-weight:700;margin-bottom:40px;text-transform:uppercase;letter-spacing:4px;background:linear-gradient(135deg,#0f8,#0cf);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.menu-buttons{display:flex;flex-direction:column;gap:15px}.menu-button{padding:15px 40px;font-size:18px;font-weight:700;border:none;border-radius:8px;cursor:pointer;transition:all .2s;text-transform:uppercase;letter-spacing:2px}.menu-button.primary{background:linear-gradient(135deg,#0f8,#0c6);color:#000}.menu-button.secondary{background:linear-gradient(135deg,#333,#555);color:#fff}.menu-button:hover{transform:scale(1.05);box-shadow:0 4px 20px #00ff884d}.menu-button:active{transform:scale(.98)}.loading{display:flex;flex-direction:column;align-items:center;gap:20px}.loading-spinner{width:50px;height:50px;border:4px solid rgba(255,255,255,.2);border-top-color:#0f8;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.instructions{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:#000c;padding:15px 25px;border-radius:8px;font-size:14px;color:#aaa}.instructions kbd{display:inline-block;padding:3px 8px;background:#333;border-radius:4px;font-family:monospace;margin:0 2px}.controls-help{position:fixed;bottom:20px;left:20px;background:#000000b3;padding:12px 16px;border-radius:8px;font-size:13px;color:#ccc;line-height:1.8;pointer-events:none}.controls-help kbd{display:inline-block;padding:2px 6px;background:#444;border-radius:3px;font-family:monospace;font-size:11px;color:#fff;margin:0 2px}