:root {
    --bg: #111111;
    --bg-elevated: #181818;
    --bg-sidebar: #141414;
    --border: #2a2a2a;
    --border-strong: #3f3f46;
    --text: #f4f4f5;
    --text-muted: #a1a1aa;
    --text-faint: #71717a;
    --accent: #7dd3fc;
    --accent-soft: rgba(125, 211, 252, 0.12);
    --amber: #fbbf24;
    --amber-soft: rgba(251, 191, 36, 0.12);
    --success: #34d399;
    --code-bg: #1a1a1a;
}

html.light {
    --bg: #fafafa;
    --bg-elevated: #ffffff;
    --bg-sidebar: #f4f4f5;
    --border: #e4e4e7;
    --border-strong: #d4d4d8;
    --text: #18181b;
    --text-muted: #52525b;
    --text-faint: #a1a1aa;
    --accent: #0284c7;
    --accent-soft: rgba(14, 165, 233, 0.12);
    --amber: #d97706;
    --amber-soft: rgba(217, 119, 6, 0.12);
    --success: #059669;
    --code-bg: #f4f4f5;
}

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

html, body {
    min-height: 100%;
    background: var(--bg);
    color: var(--text);
    font-family: "Montserrat", system-ui, sans-serif;
    font-size: 15px;
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--text); }

.docs-shell {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    min-height: 100vh;
}

.docs-sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border);
    padding: 1.15rem 0.9rem 2.5rem;
}

.docs-brand {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.35rem 0.55rem 1rem;
}

.docs-brand img { width: 26px; height: 26px; }

.nav-group { margin-bottom: 1.15rem; }
.nav-label {
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-faint);
    padding: 0.35rem 0.55rem;
}
.nav-link {
    display: block;
    text-decoration: none;
    color: var(--text-muted);
    font-size: 0.84rem;
    padding: 0.38rem 0.55rem;
    border-radius: 7px;
}
.nav-link:hover { color: var(--text); background: var(--accent-soft); }
.nav-link.active {
    color: var(--text);
    background: var(--accent-soft);
}

.docs-top {
    display: none;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 20;
}

.docs-main {
    max-width: 48rem;
    padding: 2.25rem 2rem 5rem;
}

.kicker {
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: 0.55rem;
}

h1 {
    font-size: 1.7rem;
    font-weight: 500;
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 0.65rem;
}

h2 {
    font-size: 1.12rem;
    font-weight: 500;
    margin: 2rem 0 0.65rem;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 0.95rem;
    font-weight: 500;
    margin: 1.4rem 0 0.45rem;
}

p { color: var(--text-muted); margin-bottom: 0.85rem; }

.lede { font-size: 0.98rem; max-width: 42rem; }

ul, ol {
    color: var(--text-muted);
    padding-left: 1.15rem;
    margin: 0.4rem 0 1rem;
}
li { margin: 0.28rem 0; }
strong { color: var(--text); font-weight: 500; }

code {
    font-family: inherit;
    font-size: inherit;
}

.card-grid {
    display: grid;
    gap: 0.75rem;
    margin: 1.25rem 0 1.75rem;
}
@media (min-width: 720px) {
    .card-grid { grid-template-columns: 1fr 1fr; }
}

.card {
    display: block;
    text-decoration: none;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.05rem;
    background: var(--bg-elevated);
}
.card:hover { border-color: var(--border-strong); }
.card h3 { margin: 0 0 0.3rem; }
.card p { margin: 0; font-size: 0.84rem; }

.note {
    border: 1px solid var(--border);
    background: var(--amber-soft);
    border-radius: 10px;
    padding: 0.85rem 1rem;
    margin: 1rem 0 1.25rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}
.note.blue { background: var(--accent-soft); }

pre {
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.9rem 1rem;
    overflow-x: auto;
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--text);
    margin: 0.7rem 0 1.15rem;
    position: relative;
    white-space: pre-wrap;
}

.copy-btn {
    position: absolute;
    top: 0.45rem;
    right: 0.45rem;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--text-muted);
    border-radius: 6px;
    font: inherit;
    font-size: 0.7rem;
    padding: 0.2rem 0.45rem;
    cursor: pointer;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.84rem;
    margin: 0.7rem 0 1.25rem;
}
th, td {
    text-align: left;
    padding: 0.55rem 0.65rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
th { color: var(--text-faint); font-weight: 500; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; }
td { color: var(--text-muted); }
td:first-child { color: var(--text); }

.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li {
    position: relative;
    padding-left: 2rem;
    margin: 0.7rem 0;
}
.steps li::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0.05rem;
    width: 1.35rem;
    height: 1.35rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--text);
    font-size: 0.72rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.docs-foot {
    margin-top: 2.5rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.84rem;
}
.docs-foot a { color: var(--text-muted); text-decoration: none; }
.docs-foot a:hover { color: var(--text); }

.icon-btn {
    border: 1px solid var(--border-strong);
    background: none;
    color: var(--text-muted);
    border-radius: 8px;
    padding: 0.35rem 0.7rem;
    font: inherit;
    font-size: 0.78rem;
    cursor: pointer;
}

@media (max-width: 860px) {
    .docs-shell { grid-template-columns: 1fr; }
    .docs-sidebar { display: none; position: fixed; inset: 3.1rem 0 0 auto; width: min(80vw, 280px); z-index: 30; height: auto; }
    .docs-sidebar.open { display: block; }
    .docs-top { display: flex; }
    .docs-main { padding: 1.4rem 1.1rem 4rem; }
}