:root {
    --bg: #0f0f0f; 
    --surface: #1a1a1a; 
    --text: #e6e6e6; 
    --muted: #9a9a9a; 
    --accent: #FFFFFF;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

body {
    display: flex;
    flex-direction: column; 
    min-height: 100vh; 
}

header, footer {
    background-color: var(--surface);
}

header {
    display:flex;
    align-items:center;
    flex-direction:row;
    justify-content: space-between;
}

header > nav {
    display: flex;
    position:relative;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

header > nav > a {
    padding:1rem;
}

header > a {
    color: var(--accent);
    padding: 0 1rem 0 1rem;
    text-decoration:none;
}

main {
    padding-left: 1rem;
    padding-right: 1rem;
    flex: 1;
}

a {
    color: var(--accent);
}

a:hover {
    text-decoration: underline;
}

footer {
    color: var(--muted);
    font-size: 0.9rem;
    text-align: center;
}