body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    background: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}
.launcher {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}
.app-tile {
    width: 120px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-decoration: none;
    color: #333;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 10px;
    transition: box-shadow 0.3s ease;
}
.app-tile:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.app-tile img {
    width: 96px;
    height: 96px;
    object-fit: contain;
}
.app-tile span {
    margin-top: 8px;
    font-weight: 500;
}
.app-tile.disabled {
    pointer-events: none;
    opacity: 0.5;
}
.placeholder {
    width: 64px;
    height: 64px;
    background: #e0e0e0;
    border-radius: 8px;
}