:root {
    --bg: #0a0a0a;
    --fg: #e5e5e5;
    --muted: #737373;
    --accent: #3b82f6;
    --code-bg: #1a1a1a;
    --border: #262626;
}

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

html {
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
.site-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border);
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.site-nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--fg);
    text-decoration: none;
}

.site-nav-search {
    flex: 1;
    max-width: 400px;
}

.site-nav-github {
    color: var(--muted);
    transition: color 0.2s;
}

.site-nav-github:hover {
    color: var(--fg);
}

/* Pagefind customization */
.pagefind-ui {
    --pagefind-ui-scale: 0.8;
    --pagefind-ui-primary: var(--accent);
    --pagefind-ui-text: var(--fg);
    --pagefind-ui-background: var(--code-bg);
    --pagefind-ui-border: var(--border);
    --pagefind-ui-tag: var(--code-bg);
    --pagefind-ui-border-width: 1px;
    --pagefind-ui-border-radius: 6px;
    --pagefind-ui-font: inherit;
}

.pagefind-ui__search-input {
    background: var(--code-bg) !important;
    color: var(--fg) !important;
}

.pagefind-ui__search-input::placeholder {
    color: var(--muted) !important;
}

/* Main content */
.container {
    flex: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 2rem;
    width: 100%;
}

article h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

article h2 {
    font-size: 1.5rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
    color: var(--fg);
}

article h3 {
    font-size: 1.2rem;
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

article p {
    margin-bottom: 1rem;
    color: var(--fg);
}

article ul, article ol {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

article li {
    margin-bottom: 0.5rem;
}

article a {
    color: var(--accent);
    text-decoration: none;
}

article a:hover {
    text-decoration: underline;
}

article img {
    max-width: 100%;
    height: auto;
}

article code {
    font-family: "SF Mono", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.9em;
    background: var(--code-bg);
    padding: 0.2em 0.4em;
    border-radius: 4px;
}

article pre {
    background: var(--code-bg);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
}

article pre code {
    background: none;
    padding: 0;
    font-size: 0.875rem;
    line-height: 1.5;
}

article strong {
    font-weight: 600;
}

footer {
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
    color: var(--muted);
    font-size: 0.875rem;
}

@media (max-width: 640px) {
    .site-nav {
        padding: 1rem;
        flex-wrap: wrap;
    }

    .site-nav-search {
        order: 3;
        max-width: 100%;
        width: 100%;
        margin-top: 0.5rem;
    }

    .container {
        padding: 2rem 1rem;
    }

    article h1 {
        font-size: 2rem;
    }
}