* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #24292f;
    background-color: #ffffff;
    padding: 2rem 0;
}

.container {
    max-width: 1012px;
    margin: 0 auto;
    padding: 0 16px;
}

h1 {
    font-size: 2em;
    font-weight: 600;
    margin-bottom: 0.5em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid #d0d7de;
}

h2 {
    font-size: 1.5em;
    font-weight: 600;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    padding-bottom: 0.3em;
    border-bottom: 1px solid #d0d7de;
}

h3 {
    font-size: 1.25em;
    font-weight: 600;
    margin-top: 1.25em;
    margin-bottom: 0.5em;
}

h4 {
    font-size: 1em;
    font-weight: 600;
    margin-top: 1em;
    margin-bottom: 0.5em;
}

p {
    margin-bottom: 1em;
}

ul, ol {
    margin-bottom: 1em;
    padding-left: 2em;
}

li {
    margin-bottom: 0.25em;
}

a {
    color: #0969da;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

code {
    background-color: #f6f8fa;
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-size: 0.9em;
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

pre {
    background-color: #f6f8fa;
    border: 1px solid #d0d7de;
    border-radius: 6px;
    padding: 16px;
    overflow-x: auto;
    margin-bottom: 1em;
}

pre code {
    background-color: transparent;
    padding: 0;
    font-size: 0.85em;
}

img {
    max-width: 100%;
    height: auto;
    margin: 1em 0;
}

hr {
    height: 0;
    margin: 1.5em 0;
    border: 0;
    border-top: 1px solid #d0d7de;
}

strong {
    font-weight: 600;
}

@media (max-width: 768px) {
    body {
        padding: 1rem 0;
    }
    
    .container {
        padding: 0 12px;
    }
    
    h1 {
        font-size: 1.75em;
    }
    
    h2 {
        font-size: 1.35em;
    }
}