body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0d1117;
    color: #c9d1d9;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
}

header {
    text-align: center;
    max-width: 800px;
}

.highlight {
    color: #58a6ff;
}

.subtitle a {
    color: #79c0ff;
    text-decoration: none;
}

a.linkedin {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.5rem 1rem;
    background: #238636;
    color: white;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.3s;
}

a.linkedin:hover {
    background: #2ea043;
}

.code-sim {
    margin-top: 2rem;
    padding: 1rem;
    background: #161b22;
    border-radius: 10px;
    max-width: 800px;
    width: 100%;
    font-family: monospace;
    overflow-x: auto;
}

pre {
    margin: 0.5rem 0;
    background: #0d1117;
    padding: 1rem;
    border-left: 4px solid #58a6ff;
    color: #c9d1d9;
}