body {
    margin: 0;
    font-family: system-ui, sans-serif;
    background: #0f0f12;
    color: #f5f5f5;
    display: flex;
    min-height: 100vh;
}

main {
    margin: auto;
    text-align: center;
    padding: 2rem;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.brand {
    font-size: 1.25rem;
    opacity: 0.8;
    margin-bottom: 2rem;
}

.cat {
    max-width: 320px;
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}