body {
    font-family: Arial, sans-serif;
    margin: 0;
    background: #f6f6f6;
    color: #222;
}

header {
    text-align: center;
    padding: 30px;
    background: #ffffff;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #005bbb;
    font-weight: bold;
}

.subtitle {
    margin-top: -10px;
    color: #444;
}

.intro {
    max-width: 800px;
    margin: 40px auto;
    text-align: center;
}

.btn {
    display: inline-block;
    padding: 12px 22px;
    background: #005bbb;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    margin-top: 20px;
}

.projects {
    max-width: 900px;
    margin: 30px auto;
    padding: 10px;
}

.project {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.project a {
    margin-right: 15px;
    color: #005bbb;
    text-decoration: none;
}

footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    color: #777;
}