body {
    font-family: 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    background: #b3e5fc;
    color: #003366;
}

.container {
    max-width: 1000px;
    margin: auto;
    padding: 2rem;
}

h1 {
    text-align: center;
    color: #0d47a1;
}

.subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.step {
    background: #ffffff;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 50, 0.1);
}

h2 {
    color: #0277bd;
}

h3 {
    margin-top: 1rem;
}

.duration {
    font-style: italic;
    margin-bottom: 1rem;
}

ul {
    list-style-type: square;
    padding-left: 1.5rem;
}

.columns {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}