:root {
    --bg-color: #000;
    --card-bg: #212121;
    --text-color: #e6edf3;
    --accent-color: #6ef0c3;
    --secondary-text: #8b949e;
    --link-color: #58a6ff;
    --border-color: #30363d;
    --max-width: 800px;
}

body {
    margin: 0;
    padding: 40px 20px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    display: flex;
    justify-content: center;
}

body > * {
    max-width: var(--max-width);
    width: 100%;
}

body {
    flex-direction: column;
    align-items: center;
}

strong {
    display: block;
    color: var(--accent-color);
    font-size: 1.4rem;
    margin-top: 2rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

strong:first-of-type {
    font-size: 2.2rem;
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

p {
    color: var(--secondary-text);
    margin: 0.8rem 0;
    font-size: 1rem;
}

ul {
    padding-left: 1.5rem;
    color: var(--secondary-text);
    margin: 1rem 0;
}

li {
    margin-bottom: 0.5rem;
}

a {
    color: var(--link-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s;
}

a:hover {
    border-bottom: 1px solid var(--link-color);
}

br {
    content: "";
    display: block;
    margin-top: 0.5rem;
}

@media (max-width: 600px) {
    body {
        padding: 24px 16px;
    }

    strong:first-of-type {
        font-size: 1.8rem;
    }
}