:root {
    color-scheme: light dark;
    --fg: #1a1a1a;
    --bg: #ffffff;
    --muted: #666;
    --accent: #2f6fed;
    --border: #e2e2e2;
    --code-bg: #f5f5f5;
}

@media (prefers-color-scheme: dark) {
    :root {
        --fg: #e8e8e8;
        --bg: #14161a;
        --muted: #9aa0a6;
        --accent: #7aa2ff;
        --border: #2a2d33;
        --code-bg: #1d2025;
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--fg);
    background: var(--bg);
    line-height: 1.6;
}

.site-header {
    border-bottom: 1px solid var(--border);
}

.site-nav {
    max-width: 860px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.site-nav a {
    color: var(--fg);
    text-decoration: none;
}

.site-nav a:hover {
    color: var(--accent);
}

.site-nav__brand {
    font-weight: 700;
    margin-right: auto;
}

.site-main {
    max-width: 860px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.hero {
    padding: 3rem 0 2rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin: 0 0 0.5rem;
}

.hero__lede {
    color: var(--muted);
    font-size: 1.2rem;
    max-width: 40rem;
}

.hero__actions {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
}

.hero--home {
    display: flex;
    align-items: center;
    gap: 3rem;
    padding: 4rem 0 3rem;
}

.hero--home .hero__intro {
    flex: 1 1 22rem;
}

.hero--home .hero__lede {
    max-width: none;
}

.hero__sample {
    flex: 1 1 24rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    min-width: 0;
}

.code-panel {
    margin: 0;
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    line-height: 1.5;
    overflow-x: auto;
}

.code-panel code {
    background: none;
    padding: 0;
}

.code-panel__comment {
    color: var(--muted);
}

.code-panel__prompt {
    color: var(--accent);
    font-weight: 700;
}

.code-panel__ok {
    color: #3fb950;
    font-weight: 600;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 0 0 3rem;
}

.feature {
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    padding: 1.25rem 1.5rem;
}

.feature h3 {
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
}

.feature p {
    margin: 0;
    color: var(--muted);
    font-size: 0.95rem;
}

@media (max-width: 720px) {
    .hero--home {
        flex-direction: column;
        align-items: stretch;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }
}

.button {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    border-radius: 0.4rem;
    border: 1px solid var(--border);
    color: var(--fg);
    text-decoration: none;
}

.button--primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.content-body h2 {
    margin-top: 2.5rem;
}

.content-body pre {
    background: var(--code-bg);
    padding: 1rem;
    border-radius: 0.4rem;
    overflow-x: auto;
}

.content-body code {
    background: var(--code-bg);
    padding: 0.1rem 0.3rem;
    border-radius: 0.25rem;
}

.content-body pre code {
    background: none;
    padding: 0;
}

.content-body table {
    border-collapse: collapse;
    width: 100%;
    margin: 1rem 0;
}

.content-body th, .content-body td {
    border: 1px solid var(--border);
    padding: 0.4rem 0.6rem;
    text-align: left;
}

.page-list {
    list-style: none;
    padding: 0;
}

.page-list li {
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border);
}

.site-main--wide {
    max-width: 1100px;
}

.docs-layout {
    display: flex;
    align-items: flex-start;
    gap: 2.5rem;
}

.docs-layout .content-body {
    min-width: 0;
    flex: 1;
}

.docs-sidebar {
    flex: 0 0 14rem;
    position: sticky;
    top: 1.5rem;
    font-size: 0.9rem;
}

.docs-sidebar__title {
    display: block;
    font-weight: 700;
    color: var(--fg);
    text-decoration: none;
    margin-bottom: 1rem;
}

.docs-sidebar__section {
    margin-bottom: 1.5rem;
}

.docs-sidebar__heading {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    margin-bottom: 0.5rem;
}

.docs-sidebar__group {
    margin-bottom: 1.25rem;
}

.docs-sidebar__lang {
    display: block;
    font-weight: 600;
    color: var(--fg);
    text-decoration: none;
    margin-bottom: 0.3rem;
}

.docs-sidebar__lang:hover {
    color: var(--accent);
}

.docs-sidebar ul {
    list-style: none;
    margin: 0;
    padding: 0 0 0 0.75rem;
    border-left: 1px solid var(--border);
}

.docs-sidebar li {
    padding: 0.15rem 0;
}

.docs-sidebar a {
    color: var(--muted);
    text-decoration: none;
}

.docs-sidebar a:hover {
    color: var(--accent);
}

.docs-sidebar a.is-active {
    color: var(--accent);
    font-weight: 600;
}

@media (max-width: 720px) {
    .docs-layout {
        flex-direction: column;
    }

    .docs-sidebar {
        position: static;
        flex: 1 1 auto;
    }
}

.site-footer {
    max-width: 860px;
    margin: 0 auto;
    padding: 1.5rem;
    color: var(--muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--border);
}