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

body {

    display: flex;

    font-family: Arial, Helvetica, sans-serif;

    background: #eef2f7;

}

.sidebar {

    width: 250px;

    min-height: 100vh;

    background: #1e293b;

    color: white;

    padding: 30px;

}

.sidebar h2 {

    margin-bottom: 40px;

}

.sidebar a {

    display: block;

    color: white;

    text-decoration: none;

    padding: 14px;

    border-radius: 8px;

    margin-bottom: 8px;

}

.sidebar a:hover {

    background: #2563eb;

}

.contenido {

    flex: 1;

    padding: 40px;

}
.cards {

    display: grid;

    grid-template-columns: repeat(3, 1fr);

    gap: 20px;

    margin-top: 35px;

}

.card {

    background: white;

    border-radius: 15px;

    padding: 25px;

    box-shadow: 0 8px 20px rgba(0, 0, 0, .08);

    transition: .25s;

}

.card:hover {

    transform: translateY(-4px);

}

.numero {

    font-size: 38px;

    font-weight: bold;

    color: #2563eb;

}

.titulo {

    margin-top: 10px;

    color: #555;

}