body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #ffffff;
    color: #333;
}

header {
    padding: 20px 40px;
    border-bottom: 1px solid #eee;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.4em;
    font-weight: 600;
}

nav {
    margin-top: 15px;
}

nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #444;
    font-size: 1.1em;
    font-weight: 500;
}

nav a:hover {
    color: #000;
}

.hero {
    text-align: center;
    padding: 80px 20px;
}

.hero h2 {
    font-size: 2.2em;
    margin-bottom: 10px;
}

.hero p {
    font-size: 1.3em;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.sections {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin: 60px 0;
    gap: 40px;
}

.box {
    width: 280px;
    padding: 25px;
    border: 1px solid #eee;
    border-radius: 10px;
    text-align: center;
    transition: 0.2s;
}

.box:hover {
    border-color: #ccc;
    transform: translateY(-4px);
}

.box h3 {
    margin-bottom: 10px;
    font-size: 1.4em;
}

.box p {
    color: #666;
    font-size: 1em;
}

footer {
    text-align: center;
    padding: 40px;
    font-size: 0.9em;
    color: #777;
    border-top: 1px solid #eee;
    margin-top: 60px;
}