/* === MUTED & CLEAN STYLE === */

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f7f7f7;
    color: #333;
    margin: 0;
    padding: 0;
}

header {
    background-color: #fff;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2.5rem;
    color: #333;
    margin: 0;
}

nav {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 20px 0;
    background: #eee;
    padding: 10px 0;
}

nav a {
    color: #333;
    text-decoration: none;
    font-weight: bold;
    padding: 8px 16px;
    border-radius: 4px;
    transition: background 0.3s ease;
}

nav a:hover {
    background: #ddd;
}

section {
    padding: 40px 20px;
    max-width: 900px;
    margin: auto;
}

h2 {
    color: #444;
    font-size: 1.8rem;
    border-bottom: 1px solid #ccc;
    padding-bottom: 10px;
}

footer {
    background-color: #fff;
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
    color: #666;
    border-top: 1px solid #ddd;
}

button, .btn {
    background-color: #333;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

button:hover, .btn:hover {
    background-color: #555;
}