/* ═══════════════════════════════════════════════════════════════════════════
   Nodlyn Knowledge Base — docs layout (Dataiku-inspired, light theme)
   ═══════════════════════════════════════════════════════════════════════════ */

body.wiki-page {
    --wiki-bg: #ffffff;
    --wiki-sidebar-bg: #f4f5f7;
    --wiki-border: #dfe1e6;
    --wiki-text: #172b4d;
    --wiki-text-muted: #5e6c84;
    --wiki-link: #0052cc;
    --wiki-link-hover: #0065ff;
    --wiki-accent: #6366f1;
    --wiki-code-bg: #f4f5f7;
    --wiki-note-bg: #e9f2ff;
    --wiki-note-border: #b3d4ff;
    --wiki-topbar-h: 52px;
    --wiki-sidebar-w: 280px;
    --wiki-toc-w: 200px;

    background: var(--wiki-bg);
    color: var(--wiki-text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 15px;
    line-height: 1.65;
}

/* ── Top bar ───────────────────────────────────────────────────────────── */
.wiki-topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--wiki-topbar-h);
    background: #fff;
    border-bottom: 1px solid var(--wiki-border);
    z-index: 100;
}

.wiki-topbar-inner {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 20px;
    max-width: none;
}

.wiki-topbar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--wiki-text);
    font-weight: 700;
    font-size: 0.95rem;
}

.wiki-topbar-logo:hover { color: var(--wiki-accent); }

.wiki-topbar-divider {
    width: 1px;
    height: 20px;
    background: var(--wiki-border);
    margin: 0 14px;
}

.wiki-topbar-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--wiki-text-muted);
}

.wiki-topbar-links {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 20px;
}

.wiki-topbar-links a {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--wiki-text-muted);
    text-decoration: none;
}

.wiki-topbar-links a:hover { color: var(--wiki-link); }

.wiki-topbar-cta {
    padding: 6px 14px !important;
    background: var(--wiki-accent) !important;
    color: #fff !important;
    border-radius: 6px;
}

.wiki-topbar-cta:hover {
    background: #5558e3 !important;
    color: #fff !important;
}

/* Mobile menu toggle (hidden on desktop) */
.wiki-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    margin: 0 8px 0 -4px;
    padding: 0;
    border: none;
    border-radius: 6px;
    background: transparent;
    cursor: pointer;
    flex-shrink: 0;
}

.wiki-menu-toggle:hover {
    background: #ebecf0;
}

.wiki-menu-toggle-bar {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--wiki-text);
    border-radius: 1px;
    transition: transform 0.2s, opacity 0.2s;
}

body.wiki-sidebar-open .wiki-menu-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

body.wiki-sidebar-open .wiki-menu-toggle-bar:nth-child(2) {
    opacity: 0;
}

body.wiki-sidebar-open .wiki-menu-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.wiki-sidebar-backdrop {
    display: none;
}

/* ── Frame: sidebar + content ─────────────────────────────────────────── */
.wiki-frame {
    display: flex;
    padding-top: var(--wiki-topbar-h);
    min-height: 100vh;
}

/* ── Left sidebar ─────────────────────────────────────────────────────── */
.wiki-sidebar {
    position: fixed;
    top: var(--wiki-topbar-h);
    left: 0;
    width: var(--wiki-sidebar-w);
    height: calc(100vh - var(--wiki-topbar-h));
    background: var(--wiki-sidebar-bg);
    border-right: 1px solid var(--wiki-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 50;
}

.wiki-sidebar-search {
    position: relative;
    padding: 14px 14px 10px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--wiki-border);
    background: var(--wiki-sidebar-bg);
}

.wiki-search-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

.wiki-search-input {
    width: 100%;
    padding: 8px 10px;
    font-size: 0.8125rem;
    border: 1px solid var(--wiki-border);
    border-radius: 4px;
    background: #fff;
    color: var(--wiki-text);
}

.wiki-search-input:focus {
    outline: none;
    border-color: var(--wiki-link);
    box-shadow: 0 0 0 2px rgba(0, 82, 204, 0.15);
}

.wiki-search-results {
    position: absolute;
    left: 14px;
    right: 14px;
    top: calc(100% - 2px);
    background: #fff;
    border: 1px solid var(--wiki-border);
    border-radius: 4px;
    box-shadow: 0 8px 24px rgba(9, 30, 66, 0.15);
    max-height: 280px;
    overflow-y: auto;
    z-index: 200;
}

.wiki-search-hit {
    display: block;
    padding: 10px 12px;
    border-bottom: 1px solid var(--wiki-border);
    text-decoration: none;
    color: inherit;
}

.wiki-search-hit:hover { background: #ebecf0; }
.wiki-search-hit strong { display: block; font-size: 0.8125rem; color: var(--wiki-text); }
.wiki-search-hit span { font-size: 0.6875rem; color: var(--wiki-text-muted); }
.wiki-search-hit p { margin: 2px 0 0; font-size: 0.75rem; color: var(--wiki-text-muted); }
.wiki-search-empty { padding: 10px 12px; margin: 0; font-size: 0.8125rem; color: var(--wiki-text-muted); }

.wiki-sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0 24px;
    scrollbar-width: thin;
}

.wiki-nav-section { margin-bottom: 4px; }

.wiki-nav-section-label {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--wiki-text-muted);
    padding: 12px 16px 6px;
    margin: 0;
}

.wiki-nav-group {
    margin: 0;
    border: none;
}

.wiki-nav-group-label {
    display: flex;
    align-items: center;
    padding: 6px 16px 6px 20px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--wiki-text);
    cursor: pointer;
    list-style: none;
    user-select: none;
}

.wiki-nav-group-label::-webkit-details-marker { display: none; }

.wiki-nav-group-label::before {
    content: '▸';
    display: inline-block;
    width: 14px;
    font-size: 0.65rem;
    color: var(--wiki-text-muted);
    transition: transform 0.15s;
}

.wiki-nav-group[open] .wiki-nav-group-label::before {
    transform: rotate(90deg);
}

.wiki-nav-list {
    list-style: none;
    margin: 0;
    padding: 0 0 4px;
}

.wiki-nav-item a {
    display: block;
    padding: 5px 16px 5px 34px;
    font-size: 0.8125rem;
    line-height: 1.4;
    color: var(--wiki-text-muted);
    text-decoration: none;
    border-left: 3px solid transparent;
}

.wiki-nav-item a:hover {
    color: var(--wiki-link);
    background: rgba(0, 82, 204, 0.06);
}

.wiki-nav-item.is-active a {
    color: var(--wiki-link);
    font-weight: 600;
    background: #fff;
    border-left-color: var(--wiki-link);
}

.wiki-nav-list-flat .wiki-nav-item a {
    padding-left: 20px;
}

.wiki-nav-empty {
    padding: 12px 16px;
    font-size: 0.8125rem;
    color: var(--wiki-text-muted);
}

/* ── Content column ─────────────────────────────────────────────────────── */
.wiki-content-column {
    margin-left: var(--wiki-sidebar-w);
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 32px;
    padding: 28px 40px 80px;
    min-width: 0;
}

.wiki-content {
    flex: 1;
    max-width: 720px;
    min-width: 0;
}

.wiki-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--wiki-text-muted);
    margin-bottom: 20px;
}

.wiki-breadcrumb a {
    color: var(--wiki-link);
    text-decoration: none;
}

.wiki-breadcrumb a:hover { text-decoration: underline; }

.wiki-breadcrumb-sep { opacity: 0.5; }
.wiki-breadcrumb-current { color: var(--wiki-text-muted); }

/* ── Article typography ─────────────────────────────────────────────────── */
.wiki-article-header { margin-bottom: 28px; }

.wiki-article-meta {
    margin: 0 0 8px;
    font-size: 0.75rem;
}

.wiki-article-meta code {
    padding: 2px 6px;
    background: var(--wiki-code-bg);
    border-radius: 3px;
    color: var(--wiki-text-muted);
}

.wiki-article-header h1 {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--wiki-text);
    margin: 0;
    letter-spacing: -0.02em;
}

.wiki-article-body {
    color: var(--wiki-text);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.wiki-article-body p { margin: 0 0 16px; }

.wiki-article-body h2 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 36px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--wiki-border);
    color: var(--wiki-text);
}

.wiki-article-body h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin: 24px 0 10px;
    color: var(--wiki-text);
}

.wiki-article-body ul,
.wiki-article-body ol {
    margin: 0 0 16px;
    padding-left: 24px;
}

.wiki-article-body li { margin-bottom: 6px; }

.wiki-article-body a {
    color: var(--wiki-link);
    text-decoration: none;
}

.wiki-article-body a:hover { text-decoration: underline; }

.wiki-article-body code {
    font-size: 0.85em;
    padding: 2px 5px;
    background: var(--wiki-code-bg);
    border-radius: 3px;
    color: #c7254e;
}

.wiki-article-body pre {
    margin: 16px 0;
    padding: 14px 16px;
    background: #f4f5f7;
    border: 1px solid var(--wiki-border);
    border-radius: 4px;
    overflow-x: auto;
    font-size: 0.8125rem;
}

.wiki-article-body pre code {
    padding: 0;
    background: none;
    color: var(--wiki-text);
}

.wiki-article-body table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0 24px;
    font-size: 0.875rem;
}

.wiki-article-body th,
.wiki-article-body td {
    border: 1px solid var(--wiki-border);
    padding: 10px 12px;
    text-align: left;
    vertical-align: top;
}

.wiki-article-body th {
    background: #f4f5f7;
    font-weight: 600;
}

.wiki-note {
    margin: 20px 0;
    padding: 12px 16px;
    background: var(--wiki-note-bg);
    border-left: 4px solid var(--wiki-note-border);
    border-radius: 0 4px 4px 0;
    font-size: 0.875rem;
}

.wiki-tutorial-meta {
    margin: 0 0 20px;
    padding: 12px 16px;
    background: #f0fdf4;
    border-left: 4px solid #22c55e;
    border-radius: 0 4px 4px 0;
    font-size: 0.875rem;
    color: var(--wiki-text);
}

.wiki-tutorial-meta p {
    margin: 0;
}

.wiki-tutorial-meta strong {
    color: #15803d;
}

.wiki-article-footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--wiki-border);
}

.wiki-article-footer h2 {
    font-size: 1rem;
    margin: 0 0 10px;
}

.wiki-article-footer ul {
    margin: 0;
    padding-left: 20px;
}

.wiki-article-footer li { margin-bottom: 4px; }

.wiki-article-footer a {
    color: var(--wiki-link);
    text-decoration: none;
    font-size: 0.875rem;
}

.wiki-article-footer a:hover { text-decoration: underline; }

/* ── Right TOC (on this page) ───────────────────────────────────────────── */
.wiki-toc-column {
    width: var(--wiki-toc-w);
    flex-shrink: 0;
}

.wiki-toc {
    position: sticky;
    top: calc(var(--wiki-topbar-h) + 24px);
    font-size: 0.75rem;
}

.wiki-toc-heading {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--wiki-text-muted);
    margin: 0 0 10px;
}

.wiki-toc ul {
    list-style: none;
    margin: 0;
    padding: 0;
    border-left: 2px solid var(--wiki-border);
}

.wiki-toc li { margin: 0; }

.wiki-toc a {
    display: block;
    padding: 4px 0 4px 12px;
    color: var(--wiki-text-muted);
    text-decoration: none;
    line-height: 1.35;
    margin-left: -2px;
    border-left: 2px solid transparent;
}

.wiki-toc a:hover { color: var(--wiki-link); }

.wiki-toc a.is-active {
    color: var(--wiki-link);
    font-weight: 600;
    border-left-color: var(--wiki-link);
}

.wiki-toc .wiki-toc-h3 a {
    padding-left: 22px;
    font-size: 0.6875rem;
}

.wiki-toc-column:has(#wiki-toc-list:empty) {
    display: none;
}

/* Hide landing dark-theme bleed on wiki */
body.wiki-page .chatbot-fab { /* keep chatbot */ }

@media (max-width: 1100px) {
    .wiki-toc-column { display: none; }
}

@media (max-width: 768px) {
    .wiki-menu-toggle {
        display: flex;
    }

    .wiki-topbar-inner {
        padding: 0 12px;
    }

    .wiki-topbar-title {
        font-size: 0.8125rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        min-width: 0;
    }

    .wiki-topbar-links {
        display: none;
    }

    .wiki-sidebar-backdrop {
        position: fixed;
        inset: 0;
        top: var(--wiki-topbar-h);
        background: rgba(9, 30, 66, 0.45);
        z-index: 90;
    }

    body.wiki-sidebar-open .wiki-sidebar-backdrop {
        display: block;
    }

    body.wiki-sidebar-open {
        overflow: hidden;
    }

    .wiki-sidebar {
        top: var(--wiki-topbar-h);
        bottom: 0;
        left: 0;
        right: auto;
        width: min(300px, 88vw);
        height: auto;
        max-height: none;
        border-right: 1px solid var(--wiki-border);
        border-top: none;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        z-index: 120;
        box-shadow: 4px 0 24px rgba(9, 30, 66, 0.12);
    }

    body.wiki-sidebar-open .wiki-sidebar {
        transform: translateX(0);
    }

    .wiki-content-column {
        margin-left: 0;
        margin-bottom: 0;
        padding: 20px 16px 48px;
    }

    .wiki-article-header h1 {
        font-size: 1.5rem;
    }

    .wiki-article-body table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}