*{box-sizing:border-box}html,body{height:100%;margin:0;padding:0;font-family:Segoe UI,sans-serif;background-color:#fdfdfd;color:#222}.app{display:flex;flex-direction:column;min-height:100vh}main{flex:1;overflow:auto}.header{display:flex;align-items:center;padding:1rem;background:#fff;border-bottom:1px solid #ccc;position:relative;z-index:10}.menu-btn{font-size:1.5rem;background:none;border:none;cursor:pointer;margin-right:1rem}.logo{font-size:1.5rem;font-weight:700}.sidebar{position:fixed;top:0;left:0;transform:translate(-100%);width:250px;height:100%;background:#eee;padding:1rem;box-shadow:2px 0 6px #0000001a;transition:transform .3s ease-in-out;z-index:20}.sidebar.show{transform:translate(0)}.sidebar .close-btn{display:block;margin-bottom:1rem;font-size:1rem;background:none;border:none;cursor:pointer}.sidebar ul{list-style:none;padding:0}.sidebar li{margin-bottom:1rem}.sidebar a{text-decoration:none;color:#333;font-weight:700}.dimmed{filter:brightness(.7);pointer-events:none}.home{padding:2rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-auto-rows:200px;gap:1rem}.card{display:block;position:relative;background-size:cover;background-position:center;border:2px solid #ddd;border-radius:8px;padding:1rem;color:#fff;font-weight:700;text-decoration:none;box-shadow:0 4px 12px #0000001a;transition:transform .2s ease,box-shadow .2s ease;height:100%;min-width:100%;min-height:100%}.card:hover{transform:scale(1.02);box-shadow:0 6px 16px #00000026}.card-title{position:absolute;bottom:0;left:0;padding:.5rem 1rem;background:#00000080;width:100%;box-sizing:border-box;font-size:1rem}.card-large{grid-row:span 2}.about-page,.forums-page{padding:2rem;max-width:600px;margin:auto}.about-page h2,.forums-page h2{margin-top:0}.footer{background-color:#111;padding:1rem;border-top:1px solid #ddd;text-align:center;font-size:.9rem;color:#555}.footer-content{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:1rem}.footer-link{display:inline-flex;align-items:center;text-decoration:none;color:#fff;font-weight:500}.footer-link:hover{text-decoration:underline}.footer-icon{width:20px;height:20px;margin-right:.5rem}.footer-separator{color:#999}