:root {
    --wiki-bg: #f8f9fa;
    --wiki-surface: #ffffff;
    --wiki-sidebar-bg: #f3f4f6;
    --wiki-border: #c8ccd1;
    --wiki-border-soft: #eaecf0;
    --wiki-border-strong: #a2a9b1;
    --wiki-text: #202122;
    --wiki-muted: #54595d;
    --wiki-link: #3366cc;
    --wiki-link-hover: #274b9f;
    --wiki-link-visited: #6b4ba1;
    --wiki-sidebar-width: 330px;
    --wiki-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--wiki-bg);
    color: var(--wiki-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    line-height: 1.7;
}

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

a:visited {
    color: var(--wiki-link-visited);
}

a:hover {
    color: var(--wiki-link-hover);
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
}

.wiki-topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--wiki-surface);
    border-bottom: 1px solid var(--wiki-border);
}

.wiki-topbar-inner {
    max-width: 1680px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.wiki-wordmark {
    color: var(--wiki-text);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.5rem;
    font-weight: 700;
}

.wiki-wordmark:visited {
    color: var(--wiki-text);
}

.wiki-wordmark:hover {
    color: var(--wiki-text);
    text-decoration: none;
}

.wiki-utility-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    font-size: 0.96rem;
}

.wiki-utility-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid rgba(126, 199, 230, 0.46);
    background: linear-gradient(135deg, #0d6ea8, #0a4569);
    color: #ffffff;
    font-weight: 700;
    letter-spacing: 0.01em;
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.14),
        0 12px 24px rgba(13, 110, 168, 0.24);
    transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.wiki-utility-link:visited {
    color: #ffffff;
}

.wiki-utility-link:hover {
    color: #ffffff;
    text-decoration: none;
    transform: translateY(-1px);
    background: linear-gradient(135deg, #1180c1, #0a4569);
    border-color: rgba(126, 199, 230, 0.72);
    box-shadow:
        inset 0 0 0 1px rgba(255, 255, 255, 0.14),
        0 14px 28px rgba(9, 48, 74, 0.22);
}

.wiki-language-switcher {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-left: 4px;
}

.wiki-language-switcher-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--wiki-text);
}

.wiki-language-switcher-select {
    min-height: 38px;
    padding: 0 12px;
    border-radius: 999px;
    border: 1px solid var(--wiki-border-strong);
    background: var(--wiki-surface);
    color: var(--wiki-text);
    font: inherit;
}

.wiki-language-switcher-select:focus {
    outline: 2px solid rgba(17, 128, 193, 0.42);
    outline-offset: 2px;
}

.wiki-page {
    max-width: 1680px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(260px, var(--wiki-sidebar-width)) minmax(0, 1fr);
    gap: 0;
}

.wiki-sidebar {
    border-right: 1px solid var(--wiki-border);
    background: var(--wiki-sidebar-bg);
}

.wiki-sidebar-inner {
    position: sticky;
    top: 72px;
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    padding: 26px 20px 34px;
}

.wiki-sidebar-label,
.wiki-kicker,
.wiki-tool-index,
.wiki-mini-toc-label,
.wiki-page-nav-label {
    margin: 0 0 10px;
    color: var(--wiki-muted);
    font-size: 0.82rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.wiki-sidebar-heading {
    margin-bottom: 12px;
}

.wiki-sidebar-brand {
    display: block;
    width: min(100%, 170px);
    height: auto;
}

.wiki-sidebar-overview {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    padding: 8px 10px;
    border: 1px solid transparent;
    border-radius: 4px;
    color: var(--wiki-text);
    font-weight: 600;
    font-size: 0.92rem;
    line-height: 1.35;
}

.wiki-sidebar-overview:visited {
    color: var(--wiki-text);
}

.wiki-sidebar-overview:hover,
.wiki-sidebar-overview-active {
    background: var(--wiki-surface);
    border-color: var(--wiki-border);
    text-decoration: none;
}

.wiki-sidebar-overview-icon {
    flex: 0 0 auto;
    width: 15px;
    height: 15px;
    object-fit: contain;
}

.wiki-contents-group {
    border: 1px solid var(--wiki-border);
    background: var(--wiki-surface);
}

.wiki-contents-item,
.wiki-contents-node {
    display: block;
}

.wiki-contents-row,
.wiki-contents-node-row {
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

.wiki-contents-link,
.wiki-contents-node-link {
    min-width: 0;
    text-decoration: none;
}

.wiki-contents-link {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    padding: 8px 10px;
    color: var(--wiki-text);
    font-weight: 600;
    font-size: 0.92rem;
    line-height: 1.35;
}

.wiki-contents-link:visited {
    color: var(--wiki-text);
}

.wiki-contents-link:hover,
.wiki-contents-link-active {
    background: var(--wiki-bg);
    text-decoration: none;
}

.wiki-contents-toggle {
    flex: 0 0 auto;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.wiki-contents-toggle-tool {
    width: 32px;
    height: 32px;
    margin: 4px 6px 0 0;
}

.wiki-contents-toggle-tool::before {
    content: "";
    display: block;
    width: 8px;
    height: 8px;
    margin: 0 auto;
    border-right: 2px solid var(--wiki-muted);
    border-bottom: 2px solid var(--wiki-muted);
    transform: rotate(-45deg);
    transition: transform 0.15s ease;
}

.wiki-contents-toggle:hover {
    background: var(--wiki-bg);
}

.wiki-contents-toggle:focus-visible {
    outline: 2px solid var(--wiki-link);
    outline-offset: 2px;
}

.wiki-contents-toggle-section {
    width: 15px;
    height: 15px;
    margin: 4px 0 0;
    border: 1px solid var(--wiki-border);
    border-radius: 2px;
    background: var(--wiki-surface);
    box-shadow: var(--wiki-shadow);
    color: var(--wiki-muted);
}

.wiki-contents-toggle-section::before {
    content: "+";
    display: block;
    margin: 0 auto;
    border: 0;
    color: currentColor;
    font-size: 0.68rem;
    font-weight: 700;
    line-height: 1;
    transform: none;
    transition: color 0.15s ease;
}

.wiki-contents-toggle-section:hover {
    border-color: var(--wiki-border-strong);
    background: var(--wiki-bg);
    color: var(--wiki-link-hover);
}

.wiki-contents-toggle-spacer {
    flex: 0 0 auto;
    width: 15px;
    height: 15px;
    margin-top: 4px;
}

.wiki-contents-item.wiki-contents-open > .wiki-contents-row {
    border-bottom: 1px solid var(--wiki-border-soft);
}

.wiki-contents-node.wiki-contents-open > .wiki-contents-node-row {
    margin-bottom: 2px;
}

.wiki-contents-item.wiki-contents-open > .wiki-contents-row .wiki-contents-toggle-tool::before {
    transform: rotate(45deg);
}

.wiki-contents-node.wiki-contents-open > .wiki-contents-node-row .wiki-contents-toggle-section::before {
    content: "-";
}

.wiki-contents-title {
    min-width: 0;
}

.wiki-contents-title-wrap {
    min-width: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wiki-contents-tool-icon {
    flex: 0 0 auto;
    width: 1.96rem;
    height: 1.96rem;
    object-fit: contain;
}

.wiki-contents-panel {
    padding: 8px 10px 10px;
    display: grid;
    gap: 6px;
}

.wiki-contents-panel[hidden] {
    display: none;
}

.wiki-contents-divider {
    height: 1px;
    background: var(--wiki-border-soft);
}

.wiki-section-list,
.wiki-contents-node-children,
.wiki-mini-toc ul,
.wiki-panel ul {
    margin: 0;
}

.wiki-section-list,
.wiki-contents-node-children,
.wiki-mini-toc ul {
    list-style: none;
}

.wiki-panel ul {
    padding-left: 22px;
}

.wiki-mini-toc ul {
    padding-left: 0;
}

.wiki-section-list {
    display: grid;
    gap: 3px;
    padding-left: 0;
}

.wiki-contents-node-children {
    margin-top: 3px;
    padding-left: 12px;
    margin-left: 10px;
    border-left: 1px solid var(--wiki-border-soft);
    display: grid;
    gap: 3px;
}

.wiki-contents-node-children[hidden] {
    display: none;
}

.wiki-contents-child-list {
    margin: 2px 0 0 7px;
    padding-left: 10px;
    border-left: 1px solid var(--wiki-border-soft);
    display: grid;
    gap: 2px;
    list-style: none;
}

.wiki-section-list > li,
.wiki-contents-node-children > li,
.wiki-contents-child-list > li,
.wiki-mini-toc ul > li {
    margin: 0;
}

.wiki-contents-node-link {
    flex: 1 1 auto;
    display: block;
    padding: 2px 0;
    line-height: 1.35;
}

.wiki-contents-node-link-section {
    color: var(--wiki-text);
    font-size: 0.86rem;
}

.wiki-contents-node-link-section:visited {
    color: var(--wiki-text);
}

.wiki-contents-node-link-subsection,
.wiki-contents-node-link-child {
    color: var(--wiki-muted);
}

.wiki-contents-node-link-subsection {
    font-size: 0.8rem;
    padding-left: 4px;
}

.wiki-contents-node-link-child {
    font-size: 0.77rem;
}

.wiki-contents-leaf-subsection {
    margin-left: 4px;
}

.wiki-contents-node-link-subsection:visited,
.wiki-contents-node-link-child:visited {
    color: var(--wiki-muted);
}

.wiki-contents-node-link:hover {
    color: var(--wiki-link-hover);
}

.wiki-subsection-list {
    margin: 4px 0 0;
    list-style: none;
    padding-left: 16px;
    display: grid;
    gap: 3px;
}

.wiki-subsection-list-deep {
    margin-top: 3px;
    padding-left: 14px;
}

.wiki-subsection-list a {
    color: var(--wiki-muted);
    font-size: 0.88rem;
    line-height: 1.3;
}

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

.wiki-main {
    min-width: 0;
    background: var(--wiki-surface);
}

.wiki-article {
    max-width: 1020px;
    padding: 32px 42px 80px;
}

.wiki-article-header {
    margin-bottom: 30px;
    scroll-margin-top: 92px;
}

.wiki-article-header h1,
.wiki-directory h2,
.wiki-demo-card h2,
.wiki-content-section h3,
.wiki-subsection h4 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 400;
    color: var(--wiki-text);
    line-height: 1.2;
}

.wiki-article-header h1 {
    font-size: clamp(2.1rem, 4vw, 2.9rem);
}

.wiki-title-with-icon {
    display: flex;
    align-items: center;
    gap: 12px;
}

.wiki-title-icon {
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    object-fit: contain;
}

.wiki-page-title {
    align-items: center;
}

.wiki-page-title h1 {
    display: flex;
    align-items: center;
    gap: 0.18em;
}

.wiki-title-icon-hero {
    flex: 0 0 auto;
    width: 0.92em;
    height: 0.92em;
    object-fit: contain;
}

.wiki-lead {
    max-width: 820px;
    margin: 16px 0 0;
    font-size: 1.08rem;
}

.wiki-breadcrumb {
    margin: 14px 0 0;
    color: var(--wiki-muted);
    font-size: 0.95rem;
}

.wiki-breadcrumb span {
    margin: 0 4px;
}

.wiki-overview-grid,
.wiki-tool-header {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(240px, 320px);
    gap: 24px;
}

.wiki-panel,
.wiki-infobox,
.wiki-tool-infobox,
.wiki-mini-toc,
.wiki-directory-card,
.wiki-page-nav-link {
    border: 1px solid var(--wiki-border);
    background: var(--wiki-surface);
    box-shadow: var(--wiki-shadow);
}

.wiki-panel {
    padding: 18px 20px;
}

.wiki-panel h2,
.wiki-infobox h2 {
    margin: 0 0 14px;
    font-size: 1.3rem;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 400;
}

.wiki-infobox,
.wiki-tool-infobox {
    padding: 16px;
    background: var(--wiki-bg);
}

.wiki-infobox-list {
    margin: 0;
    display: grid;
    gap: 10px;
}

.wiki-infobox-list div {
    display: grid;
    grid-template-columns: minmax(90px, 110px) minmax(0, 1fr);
    gap: 8px;
    padding-top: 10px;
    border-top: 1px solid var(--wiki-border-soft);
}

.wiki-infobox-list div:first-child {
    padding-top: 0;
    border-top: 0;
}

.wiki-infobox-list dt {
    color: var(--wiki-muted);
    font-weight: 600;
}

.wiki-infobox-list dd {
    margin: 0;
}

.wiki-directory {
    margin-top: 34px;
}

.wiki-directory h2 {
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--wiki-border);
    font-size: 1.8rem;
}

.wiki-directory-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.wiki-directory-card {
    padding: 18px;
    display: grid;
    gap: 14px;
}

.wiki-directory-card-head h3 {
    margin: 0;
    font-size: 1.3rem;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 400;
}

.wiki-directory-summary {
    margin: 0;
}

.wiki-directory-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.wiki-tool-header {
    align-items: start;
}

.wiki-tool-tagline {
    margin: 12px 0 0;
    color: var(--wiki-muted);
    font-size: 1rem;
}

.wiki-tool-figure {
    margin: 0 0 14px;
}

.wiki-tool-figure img,
.wiki-tool-iconbox img {
    display: block;
    width: 100%;
    border: 1px solid var(--wiki-border);
    background: #fff;
}

.wiki-tool-figure figcaption {
    margin-top: 8px;
    color: var(--wiki-muted);
    font-size: 0.92rem;
}

.wiki-tool-iconbox {
    margin-bottom: 14px;
}

.wiki-tool-iconbox img {
    max-width: 110px;
    margin: 0 auto;
    padding: 14px;
}

.wiki-prose {
    font-size: 1rem;
}

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

.wiki-prose ul,
.wiki-prose ol {
    margin: 12px 0 18px;
    padding-left: 24px;
}

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

.wiki-prose strong {
    color: var(--wiki-text);
}

.wiki-doc-callout {
    position: relative;
    margin: 18px 0;
    padding: 14px 18px 14px 56px;
    border: 1px solid #d7bf59;
    border-left: 4px solid #c79f00;
    border-radius: 12px;
    background: linear-gradient(180deg, #fff8d9 0%, #fffdf2 100%);
}

.wiki-doc-callout::before {
    content: "!";
    position: absolute;
    top: 14px;
    left: 16px;
    width: 24px;
    height: 24px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    background: #f0c419;
    color: #5a4300;
    font-weight: 800;
    font-size: 0.95rem;
    line-height: 1;
    box-shadow: inset 0 0 0 1px rgba(90, 67, 0, 0.18);
}

.wiki-doc-callout p {
    margin: 0;
}

.wiki-doc-callout strong {
    color: #5a4300;
}

.wiki-doc-gallery {
    display: inline-flex;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 30px;
    max-width: 100%;
    margin: 18px 0 16px;
}

.wiki-doc-figure {
    margin: 18px 0 16px;
}

.wiki-doc-gallery .wiki-doc-figure {
    margin: 0;
    min-width: 0;
}

.wiki-doc-figure-primary {
    flex: 0 1 auto;
    min-width: 0;
}

.wiki-doc-figure-secondary {
    flex: 0 0 300px;
    min-width: 0;
}

.wiki-doc-image {
    display: block;
    width: auto;
    max-width: min(100%, 760px);
    margin: 0;
    border: 0;
    background: transparent;
}

.wiki-doc-image[src*="Debug_lines"] {
    max-width: min(100%, 500px);
}

.wiki-doc-gallery .wiki-doc-figure-primary .wiki-doc-image {
    width: auto;
    max-width: min(100%, 540px);
}

.wiki-doc-gallery .wiki-doc-figure-secondary .wiki-doc-image {
    width: 100%;
    max-width: none;
}

.wiki-mini-toc {
    margin: 24px 0 10px;
    padding: 14px 16px;
    background: var(--wiki-bg);
}

.wiki-article-header .wiki-mini-toc {
    margin-top: 22px;
    margin-bottom: 0;
}

.wiki-demo-section {
    margin-top: 22px;
}

.wiki-demo-card {
    padding: 18px 20px;
    border: 1px solid var(--wiki-border);
    background: var(--wiki-surface);
    box-shadow: var(--wiki-shadow);
}

.wiki-demo-card h2 {
    font-size: 1.45rem;
}

.wiki-demo-card p {
    margin: 12px 0 0;
}

.wiki-demo-placeholder {
    margin-top: 16px;
    min-height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    border: 1px dashed var(--wiki-border-strong);
    background:
        linear-gradient(135deg, rgba(51, 102, 204, 0.04), rgba(39, 75, 159, 0.08)),
        #fafbfc;
    color: var(--wiki-muted);
    text-align: center;
}

.wiki-demo-media {
    margin-top: 16px;
    aspect-ratio: 16 / 9;
    width: 100%;
    overflow: hidden;
    border: 1px solid var(--wiki-border-strong);
    background: #000;
    box-shadow: var(--wiki-shadow);
}

.wiki-demo-media iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

.wiki-demo-link {
    margin-top: 12px;
    font-size: 0.95rem;
}

.wiki-content-section,
.wiki-subsection {
    scroll-margin-top: 92px;
}

.wiki-content-section {
    margin-top: 28px;
    padding: 22px 24px 24px;
    border: 1px solid var(--wiki-border);
    background:
        linear-gradient(180deg, rgba(248, 249, 250, 0.92), rgba(255, 255, 255, 0.98)),
        var(--wiki-surface);
    box-shadow: var(--wiki-shadow);
}

.wiki-content-section:first-of-type {
    margin-top: 24px;
}

.wiki-content-section h3,
.wiki-subsection h4,
.wiki-subsection h5 {
    margin-top: 28px;
}

.wiki-content-section h3 {
    margin-top: 0;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--wiki-border);
    font-size: 1.65rem;
}

.wiki-content-section > .wiki-prose:first-of-type p:first-child {
    margin-top: 0;
}

.wiki-content-section > .wiki-subsection:first-of-type h4 {
    margin-top: 0;
}

.wiki-subsection h4 {
    padding-bottom: 6px;
    border-bottom: 1px solid var(--wiki-border-soft);
    font-size: 1.2rem;
}

.wiki-subsection-deep {
    margin-top: 18px;
    padding-left: 14px;
    border-left: 2px solid var(--wiki-border-soft);
}

.wiki-subsection h5 {
    margin: 16px 0 4px;
    padding-bottom: 2px;
    border-bottom: 1px dotted var(--wiki-border-soft);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.45;
    color: var(--wiki-text);
}

.wiki-subsection h5 + .wiki-prose p:first-child {
    margin-top: 6px;
}

.wiki-page-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-top: 40px;
}

.wiki-page-nav-link {
    padding: 14px 16px;
    display: grid;
    gap: 4px;
    color: var(--wiki-text);
}

.wiki-page-nav-link:visited {
    color: var(--wiki-text);
}

.wiki-page-nav-link:hover {
    color: var(--wiki-text);
    text-decoration: none;
    border-color: var(--wiki-border-strong);
}

.wiki-page-nav-home {
    text-align: center;
}

@media (max-width: 1280px) {
    .wiki-directory-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1100px) {
    .wiki-page,
    .wiki-overview-grid,
    .wiki-tool-header,
    .wiki-page-nav {
        grid-template-columns: 1fr;
    }

    .wiki-sidebar {
        border-right: 0;
        border-bottom: 1px solid var(--wiki-border);
        background: var(--wiki-surface);
    }

    .wiki-sidebar-inner {
        position: static;
        max-height: none;
        overflow: visible;
    }

    .wiki-article {
        padding: 28px 24px 60px;
    }
}

@media (max-width: 720px) {
    .wiki-doc-gallery {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .wiki-topbar-inner {
        padding: 12px 16px;
        align-items: flex-start;
        flex-direction: column;
    }

    .wiki-utility-nav {
        gap: 12px;
    }

    .wiki-language-switcher {
        margin-left: 0;
    }

    .wiki-sidebar-inner,
    .wiki-article {
        padding-left: 16px;
        padding-right: 16px;
    }

    .wiki-infobox-list div {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .wiki-directory-actions {
        flex-direction: column;
        gap: 10px;
    }
}