:root {
    --primary-color: #6750a4;
    --background-color: #fefefe;
    --text-color: #212121;
    --font-family: system-ui, -apple-system, sans-serif;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
    max-width: 800px;
    margin: auto;
}

header {
    background: #f3edf7;
    padding: 1rem;
    border-bottom: 1px solid #e0e0e0;
}

nav a {
    margin-right: 1rem;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 500;
}

main {
    padding: 2rem 1rem;
}

footer {
    text-align: center;
    padding: 2rem;
    color: #666;
    font-size: 0.8rem;
}

code {
    background: #f4f4f4;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

pre {
    background: #f4f4f4;
    padding: 1rem;
    overflow-x: auto;
    border-radius: 8px;
}