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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, monospace;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 20px 60px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

header .logo {
    font-size: 1.3rem;
    font-weight: bold;
    text-decoration: none !important;
    color: #333;
}

header nav {
    display: flex;
    gap: 0.2rem;
}

header nav a {
    text-decoration: none !important;
    border-bottom: none !important;
    color: #666;
    font-size: 0.9rem;
}

header nav a:hover {
    color: #333;
    text-decoration: none !important;
    border-bottom: none !important;
}

h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }
h2 { margin-top: 2rem; margin-bottom: 1rem; font-size: 1.3rem; }
h3 { margin-top: 1.5rem; margin-bottom: 0.5rem; font-size: 1.1rem; }

p { margin-bottom: 1rem; }

a { color: #0066cc; text-decoration: none; }
a:hover { text-decoration: underline; }

.buttons { margin: 2rem 0; }
.buttons a {
    display: inline-block;
    padding: 10px 24px;
    margin-right: 10px;
    margin-bottom: 10px;
    text-decoration: none;
    border: 1px solid #333;
    color: #333;
    font-size: 0.9rem;
}
.buttons a:hover { background: #333; color: #fff; text-decoration: none; }
.buttons a.primary { background: #333; color: #fff; }
.buttons a.primary:hover { background: #555; }

pre {
    background: #f5f5f5;
    padding: 20px;
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 1.5rem 0;
}

code {
    font-family: "SF Mono", Monaco, "Courier New", monospace;
    background: #f5f5f5;
    padding: 2px 6px;
}

pre code { background: none; padding: 0; }

ul, ol { margin-left: 1.5rem; margin-bottom: 1rem; }
li { margin-bottom: 0.3rem; }

table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
}
th, td {
    text-align: left;
    padding: 8px 12px;
    border-bottom: 1px solid #eee;
}
th { font-weight: 600; }

nav a { margin-right: 1.5rem; }

footer {
    margin-top: 4rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    color: #999;
    font-size: 0.85rem;
}