.hub-tile.unlocked{background-color:#eafbe7;border:2px solid #1d8f36;border-radius:10px;padding:20px;text-align:center;box-shadow:0 0 15px rgba(29,143,54,0.2)}.hub-tile.locked{background-color:#fdf4e7;border:2px dashed #c98300;border-radius:10px;padding:20px;text-align:center;opacity:0.8;box-shadow:0 0 10px rgba(201,131,0,0.1)}.hub-tile h3{font-family:'Poppins',sans-serif;font-size:1.5rem;margin-bottom:10px;color:#333}.hub-tile a{display:inline-block;margin-top:10px;padding:10px 15px;background-color:#ffc107;color:#000;text-decoration:none;font-weight:bold;border-radius:5px;transition:background 0.3s ease}.hub-tile a:hover{background-color:#e0a800}