body{font-family:system-ui,sans-serif;background:#1a1a1a;color:#f5f5f5;margin:0;padding:2rem}.container{max-width:1200px;margin:0 auto;text-align:center}.gate-box{background:#2a2a2a;padding:3rem;border-radius:12px;max-width:400px;margin:10% auto;box-shadow:0 4px 20px #0000004d}.hidden{display:none!important}.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem;padding:2rem 0}.photo-card{position:relative;overflow:hidden;border-radius:8px;aspect-ratio:1;background:#333;box-shadow:0 4px 10px #0003}.photo-card img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.photo-card img:hover{transform:scale(1.05)}.nav-btn{background:#333;color:#fff;border:1px solid #444;padding:.5rem 1rem;border-radius:6px;cursor:pointer;text-decoration:none;display:inline-block;margin-bottom:2rem}.nav-btn:hover{background:#444}