:root {
    --bg: #0f1117;
    --fg: #e6e6eb;
    --accent: #7aa2f7;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, sans-serif;
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
}

header, main, footer {
    max-width: 800px;
    margin: auto;
    padding: 2rem;
}

header h1 {
    margin-bottom: 0.2rem;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

section {
    margin-bottom: 2rem;
}

footer {
    opacity: 0.7;
    font-size: 0.9rem;
}