.docs-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
    padding: 24px 0 56px;
}

.docs-sidebar,
.docs-content {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
}

.docs-sidebar {
    position: sticky;
    top: 94px;
    max-height: calc(100vh - 118px);
    overflow: auto;
    padding: 18px;
}

.docs-nav-group + .docs-nav-group {
    margin-top: 22px;
}

.docs-nav-group h2 {
    margin-bottom: 10px;
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 800;
}

.docs-sidebar ul {
    display: grid;
    gap: 6px;
    list-style: none;
}

.docs-sidebar a {
    display: block;
    padding: 9px 10px;
    border-radius: 8px;
    color: var(--text);
    cursor: pointer;
    text-decoration: none;
    font-size: 0.94rem;
}

.docs-sidebar a:hover,
.docs-sidebar a.active {
    background: var(--accent-soft);
    color: var(--accent);
}

.docs-empty-nav {
    color: var(--muted);
}

.docs-content {
    min-height: 460px;
    padding: 34px;
}

.docs-content h1 {
    margin-bottom: 18px;
    color: var(--text-strong);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    line-height: 1.18;
}

.docs-content h2 {
    margin: 34px 0 14px;
    padding-top: 22px;
    border-top: 1px solid var(--border);
    color: var(--text-strong);
    font-size: 1.4rem;
}

.docs-content h3 {
    margin: 24px 0 10px;
    color: var(--text-strong);
    font-size: 1.12rem;
}

.docs-content p,
.docs-content li {
    color: var(--muted);
    font-size: 1rem;
}

.docs-content p {
    margin-bottom: 16px;
}

.docs-content ul,
.docs-content ol {
    margin: 0 0 16px 20px;
}

.docs-content a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 700;
}

.docs-content a:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .docs-shell {
        grid-template-columns: 1fr;
    }

    .docs-sidebar {
        position: static;
        max-height: none;
    }

    .docs-content {
        padding: 24px;
    }
}