:root {
    --bg: #0b1e13;
    --accent: #2ecc71;
    --text: #f5f5f5;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: var(--bg);
    color: var(--text);
}

header {
    background: #062c1c;
    padding: 1rem;
    text-align: center;
}

nav a {
    color: var(--accent);
    margin: 0 10px;
    text-decoration: none;
    font-weight: bold;
}

main {
    max-width: 900px;
    margin: auto;
    padding: 1rem;
}

section {
    margin-bottom: 2rem;
}

h2 {
    border-bottom: 2px solid var(--accent);
    padding-bottom: 0.3rem;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    padding: 0.5rem 0;
}

footer {
    text-align: center;
    padding: 1rem;
    background: #062c1c;
    font-size: 0.9rem;
}