*,
*:before,
*:after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    margin: 2rem;
    background: #0b0f19;
    color: #e2e8f0;
    font-family: system-ui, sans-serif;
    text-align: center;
}

h1 {
    margin: 3rem 0;
    font-size: 2.5rem;
    font-weight: 700;
}

a {
    color: #4da3ff;
    text-decoration: none;
}

a:visited {
    color: #8fbfff;
}

.grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    max-width: 1000px;
    margin: 0 auto;
}

.card {
    display: block;
    background: #111827;
    padding: 1rem;
    border-radius: 0.5rem;
    text-transform: capitalize;
    font-weight: 600;
    color: inherit;
    text-decoration: none;
    border: 1px solid #1e293b;
    transition: transform 0.2s ease, box-shadow 0.2s ease,
        border-color 0.2s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0 12px rgba(0, 255, 255, 0.25);
    border-color: rgba(0, 255, 255, 0.4);
}

.footer {
    margin: 3rem 0;
}