:root {
    --bg: #ffffff;
    --ink: #1e1e1e;
    --ink-soft: #595959;
    --line: #e8e8e8;
    --accent-a: #bd93f9;
    --accent-b: #ff79c6;
    --code-bg: #f7f7f7;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    font-weight: lighter;
}

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

a:hover,
a:focus-visible {
    color: var(--accent-a);
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--line);
}

.topbar-inner {
    max-width: 1240px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    letter-spacing: 0.01em;
}

.brand img {
    width: 22px;
    height: 22px;
    display: block;
}

.nav-links {
    display: inline-flex;
    gap: 16px;
    font-size: 13px;
}

.nav-links a[aria-current="page"] {
    color: var(--accent-b);
}

.page {
    max-width: 1240px;
    margin: 0 auto;
    padding: 28px 24px 40px;
}

.hero {
    margin-bottom: 28px;
    border: 1px solid var(--line);
    padding: 18px 18px;
    border-radius: 10px;
    background: linear-gradient(130deg, rgba(189, 147, 249, 0.10), rgba(255, 121, 198, 0.07));
}

.hero h1 {
    margin: 0 0 10px;
    font-size: clamp(20px, 3vw, 34px);
    line-height: 1.15;
}

.hero p {
    margin: 0;
    color: var(--ink-soft);
    max-width: 88ch;
    font-size: 14px;
    line-height: 1.7;
}

.meta-row {
    margin-top: 12px;
    color: var(--ink-soft);
    font-size: 12px;
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.card {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 14px;
    min-height: 210px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: #fff;
}

.card h2 {
    margin: 0;
    font-size: 16px;
}

.card p {
    margin: 0;
    color: var(--ink-soft);
    font-size: 13px;
    line-height: 1.65;
}

.card .card-link {
    margin-top: auto;
    font-size: 12px;
    color: var(--accent-b);
}

.two-col {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 26px;
}

.toc {
    position: sticky;
    top: 72px;
    align-self: start;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 14px;
    font-size: 12px;
}

.toc h3 {
    margin: 0 0 10px;
    font-size: 12px;
    color: var(--ink-soft);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.toc ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 8px;
}

.toc a {
    color: var(--ink-soft);
}

.doc article {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 18px;
}

.doc h2 {
    margin: 0 0 10px;
    font-size: 18px;
}

.doc h3 {
    margin: 22px 0 8px;
    font-size: 14px;
    color: var(--ink);
}

.doc p {
    margin: 0 0 12px;
    color: var(--ink-soft);
    font-size: 13px;
    line-height: 1.7;
}

.doc ul {
    margin: 8px 0 14px;
    padding-left: 18px;
    color: var(--ink-soft);
    font-size: 13px;
    line-height: 1.7;
}

.doc li {
    margin: 0 0 4px;
}

pre,
code {
    font-family: Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

pre {
    margin: 0 0 16px;
    background: var(--code-bg);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 12px;
    font-size: 12px;
    line-height: 1.65;
    overflow: auto;
    white-space: pre;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 8px 0 20px;
    font-size: 12px;
}

thead th {
    text-align: left;
    color: var(--ink);
    border-bottom: 1px solid var(--line);
    padding: 8px 8px;
    vertical-align: bottom;
}

tbody td {
    border-bottom: 1px solid var(--line);
    padding: 8px 8px;
    color: var(--ink-soft);
    vertical-align: top;
}

tbody tr:hover td {
    background: rgba(189, 147, 249, 0.06);
}

.kv {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 8px;
    margin: 8px 0 12px;
    font-size: 12px;
}

.kv dt {
    color: var(--ink);
}

.kv dd {
    margin: 0;
    color: var(--ink-soft);
}

.badge {
    display: inline-block;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 11px;
    color: var(--ink-soft);
    margin-right: 6px;
    margin-bottom: 6px;
}

.badge.ok {
    border-color: rgba(189, 147, 249, 0.5);
    color: var(--ink);
}

.footer {
    margin-top: 24px;
    font-size: 12px;
    color: var(--ink-soft);
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

@media (max-width: 1000px) {
    .grid-cards {
        grid-template-columns: 1fr;
    }

    .two-col {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .toc {
        position: static;
    }
}