*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,system-ui,-apple-system,sans-serif;background:#000;color:#fff;min-height:100vh;display:flex;flex-direction:column}.site-header{display:flex;align-items:center;justify-content:center;padding:1.5rem 1rem;background:#000;border-bottom:1px solid #333333}.logo-img{height:40px;width:auto}main{flex:1;display:flex;flex-direction:column;align-items:center;padding:2rem 1rem;gap:2rem}.game-section{display:flex;flex-direction:column;align-items:center;gap:1rem}#game-container{width:360px;height:480px;background:#111;border:2px solid #333333;border-radius:8px;overflow:hidden;touch-action:none;display:none}#game-container.active{display:block}.play-btn{padding:.75rem 2rem;font-size:1.1rem;font-weight:700;color:#000;background:#fff;border:none;border-radius:8px;cursor:pointer;transition:background .2s,transform .1s}.play-btn:hover{background:#ccc}.play-btn:active{transform:scale(.97)}.play-btn.hidden{display:none}.intro-section,.cta-section{max-width:480px;text-align:center}.intro-section h1{font-size:1.5rem;color:#fff;margin-bottom:.5rem}.intro-section h2,.cta-section h2{font-size:1.25rem;color:#fff;margin-bottom:.5rem}.intro-section p,.cta-section p{color:#aaa;line-height:1.6}.cta-link{display:inline-block;margin-top:.75rem;padding:.5rem 1.5rem;background:#000;color:#fff;text-decoration:none;border:1px solid #ffffff;border-radius:6px;font-weight:600;transition:background .2s}.cta-link:hover{background:#fff;color:#000}.site-footer{text-align:center;padding:1.5rem 1rem;color:#666;font-size:.85rem;border-top:1px solid #333333}@media(max-width:400px){#game-container{width:100vw;height:calc(100vw * 4 / 3);border:none;border-radius:0}#game-container.active{position:fixed;top:0;left:0;z-index:999}.logo-img{height:32px}}