body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    color: #333;
    background-color: #f4f7f6;
}

header {
    background: #004a99; /* Professional Blue */
    color: white;
    padding: 1rem 5%;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

.hero {
    text-align: center;
    padding: 100px 20px;
    background: white;
}

.hero h1 {
    font-size: 2.5rem;
    color: #004a99;
}

button {
    background: #ffcc00; /* Contrast Yellow */
    border: none;
    padding: 15px 30px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    border-radius: 5px;
}

footer {
    text-align: center;
    padding: 20px;
    font-size: 0.8rem;
    color: #777;
}