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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #fff;
}

nav {
    background: #f5f5f5;
    border-bottom: 1px solid #ddd;
    padding: 0.5rem 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

nav strong {
    margin-right: auto;
}

nav a {
    color: #555;
    text-decoration: none;
    font-size: 0.9rem;
}

nav a:hover {
    color: #000;
}

main {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

h1 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #e0e0e0;
}

h2 {
    font-size: 1.4rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
}

h3 {
    font-size: 1.15rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 0.75rem;
}

ul, ol {
    margin-left: 1.5rem;
    margin-bottom: 0.75rem;
}

li {
    margin-bottom: 0.25rem;
}

code {
    background: #f0f0f0;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    font-size: 0.9em;
    font-family: "SF Mono", "Fira Code", "Fira Mono", Menlo, Consolas, monospace;
}

pre {
    background: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 1rem;
    overflow-x: auto;
    margin-bottom: 1rem;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

th, td {
    text-align: left;
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid #e0e0e0;
}

th {
    background: #f5f5f5;
    font-weight: 600;
}

tr:hover {
    background: #fafafa;
}

a {
    color: #2563eb;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.badge {
    display: inline-block;
    font-size: 0.75rem;
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    margin-left: 0.3rem;
    font-weight: 500;
}

.badge.aggregate {
    background: #dbeafe;
    color: #1d4ed8;
}

.badge.value-object {
    background: #dcfce7;
    color: #15803d;
}

aside {
    position: fixed;
    top: 3rem;
    left: 0;
    width: 200px;
    height: calc(100vh - 3rem);
    overflow-y: auto;
    padding: 1rem;
    background: #fafafa;
    border-right: 1px solid #eee;
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    nav {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    main {
        padding: 1rem;
    }

    table {
        font-size: 0.8rem;
    }

    th, td {
        padding: 0.3rem 0.5rem;
    }

    aside {
        display: none;
    }
}