/* Bootstrap-inspired typography, neutral surfaces, and familiar controls. */
* { box-sizing: border-box; }

body {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 24px 24px;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
}

h1, h2, h3 { color: var(--text-color); line-height: 1.2; font-weight: 500; }
h2 { margin-top: 1.5em; }
a { text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--link-color); outline-offset: 3px; }

.skip-link {
    position: absolute;
    left: 28px;
    top: -100px;
    padding: 10px 16px;
    border-radius: 6px;
    background: var(--main-bg);
    z-index: 2000;
}
.skip-link:focus { top: 12px; }

.site-header {
    padding: 8px 16px;
    margin: 0 -24px 24px;
    border: 0;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
}
.site-brand { display: flex; align-items: center; gap: 12px; }
.site-eyebrow { margin: 0; color: var(--tag-text); font-size: 14px; }
#site-title { font-size: 20px; font-weight: 500; letter-spacing: normal; }
#theme-toggle, .sidebar-toggle {
    flex: 0 0 auto;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-color);
    background: var(--main-bg);
    font-size: 16px;
    cursor: pointer;
    align-items: center;
}
#theme-toggle:hover, .sidebar-toggle:hover { background: var(--accent-wash); border-color: var(--muted-text); }
#theme-toggle:hover i { filter: none; }

.container { align-items: flex-start; gap: 16px; margin: 0; }
.sidebar {
    position: sticky;
    top: 20px;
    flex: 0 0 280px;
    width: 280px;
    min-width: 0;
    max-width: none;
    max-height: calc(100dvh - 40px);
    overflow-y: auto;
    padding: 16px;
    border: 0;
    border-right: 1px solid var(--border-color);
    border-radius: 0;
    scrollbar-width: thin;
    font-size: 14px;
}
.sidebar.collapsed { flex-basis: 0; }
.sidebar-toggle { position: sticky; top: 20px; }
.navigation-label { display: none; }
.sidebar-menu a { display: inline-block; padding: 4px 6px; border-radius: 6px; color: var(--text-color); }
.sidebar-menu a:hover { color: var(--link-hover-color); }
.sidebar-menu a.active:hover { color: var(--active-text); }
.sidebar-menu a.active { padding: 4px 6px; font-weight: 400; }
.sidebar-menu > li { margin: 3px 0; }
.sidebar-menu ul { padding-left: 18px; margin: 4px 0 10px; }
.sidebar-menu li::marker { color: var(--muted-text); }
.sidebar details summary { padding: 3px 0; font-weight: 600; }
.sidebar details summary a { padding-left: 2px; }
.sidebar hr { margin: 16px 0; border: 0; border-top: 1px solid var(--border-color); }
#search-box {
    min-height: 38px;
    padding: 6px 12px;
    margin-bottom: 12px;
    border: 1px solid var(--search-border);
    border-radius: 6px;
    background: var(--search-bg);
    color: var(--text-color);
    font: inherit;
}
#search-box::placeholder { color: var(--muted-text); opacity: 1; }
.search-results { border-radius: 6px 6px 0 0; box-shadow: var(--page-shadow); }
.search-info { border-radius: 0 0 6px 6px; }

main {
    min-width: 0;
    max-width: none;
    margin: 0;
    padding: 16px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}
article > .header-container {
    align-items: flex-start;
    gap: 16px;
    padding: 0 0 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    background: transparent;
}
.entry-title { font-size: 32px; letter-spacing: normal; font-weight: 500; overflow-wrap: anywhere; }
.last-update, .build-info { color: var(--muted-text); font-size: 12px; }
.right-wrapper { align-items: flex-end; gap: 8px; }
.share-button { border: 1px solid var(--share-bg); border-radius: 6px; min-height: 32px; padding: 4px 8px; font-size: 14px; color: #ffffff; }
.version-info { align-items: center; gap: 6px; }
.grid-container { gap: 16px; margin: 20px 0; align-items: stretch; }
.grid-item { padding: 12px; border: 1px solid var(--border-color); border-radius: 6px; }
.maturity-scope-tables { gap: 12px; }
.maturity-table, .scope-table { border: 1px solid var(--border-color); border-radius: 6px; padding: 12px; }
.maturity-table { align-items: center; }
.maturity-table-row, .scope-table-row { gap: 12px; }
.table-row-cell { gap: 8px; }
.image-section { display: flex; align-items: center; }
.image-section img { height: auto; display: block; }
.attribution-section { padding: 8px 12px; }
.attribution-item { flex-wrap: wrap; justify-content: center; font-size: 13px; }
.entry-text { font-size: 16px; padding: 16px; }
.links-section { padding: 16px; margin: 20px 0; border: 1px solid var(--border-color); border-radius: 6px; }
.links-section h3 { margin: 0 0 8px; }
.links-section ul { margin: 0; }
.iframe-container { margin: 20px 0; border-radius: 6px; overflow: hidden; border: 1px solid var(--border-color); }
.iframe-container iframe { display: block; width: 100%; border: 0; }
.info-section { padding: 12px 16px; margin-top: 20px; border-radius: 0 6px 6px 0; background: var(--main-bg); }
.info-line { font-size: 14px; }
.separator { margin: 24px 0; background: var(--border-color); }
pre { max-width: 100%; overflow-x: auto; border-radius: 6px; }
article > table { display: block; max-width: 100%; overflow-x: auto; }
.category-grid { gap: 20px; }
.category-block { padding: 16px; background: var(--section-bg); border: 1px solid var(--border-color); border-radius: 6px; }
.category-block h2 { margin-top: 0; }

.footer-container {
    margin-top: 24px;
    padding: 20px 12px;
    gap: 20px;
    border-top: 1px solid var(--border-color);
    background: transparent;
}
.general-info, .legal-info { color: var(--muted-text); font-size: 13px; }
.icon-links { display: flex; flex-wrap: wrap; gap: 12px; }
.icon-links img { width: 28px; height: 28px; }

@media (max-width: 1100px) and (min-width: 769px) {
    .sidebar { flex-basis: 210px; width: 210px; padding: 12px; }
    main { padding: 20px; }
    .maturity-scope-tables { grid-column: 1 / -1; grid-row: auto; flex-direction: row; }
    .maturity-table, .scope-table { flex: 1; }
    .image-section, .attribution-section { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    body { padding: 0 16px 16px; width: auto; overflow-x: visible; }
    .site-header { padding: 8px 16px; margin: 0 -16px 16px; }
    .container { gap: 12px; }
    .sidebar { position: static; width: 100%; max-width: none; flex-basis: auto; max-height: 60dvh; border: 1px solid var(--border-color); border-radius: 6px; }
    #sidebar-toggle { position: static; min-height: 44px; height: 44px; width: 100%; border: 1px solid var(--border-color); gap: 10px; }
    .navigation-label { display: inline; font-weight: 600; }
    main { width: 100%; padding: 20px; }
    .grid-container { grid-template-columns: 1fr; }
    .grid-container > * { grid-column: 1; grid-row: auto; }
    .maturity-scope-tables { flex-direction: row; }
    .maturity-table, .scope-table { flex: 1; min-width: 0; }
    .category-grid { grid-template-columns: 1fr; }
    .category-block { grid-column: 1; }
    .footer-container { grid-template-columns: 1fr; gap: 8px; }
    .general-info, .legal-info { font-size: 13px; margin: 6px 0; }
}

@media (max-width: 500px) {
    body { padding: 0 12px 12px; touch-action: auto; }
    .site-header { margin: 0 -12px 12px; }
    main { padding: 12px; }
    article > .header-container { flex-direction: column; gap: 12px; }
    .entry-title { font-size: 28px; }
    .right-wrapper { align-items: flex-start; }
    .maturity-scope-tables { flex-direction: column; }
    .maturity-text, .scope-table-header { font-size: 15px; }
    .table-row-cell { font-size: 14px; }
    .maturity_img { width: 28px; height: 28px; }
    .direction-arrow { width: 36px; }
    .version-imagery { height: 28px; }
    .attribution-item, .links-section, .info-line.info { font-size: 14px; }
    .entry-text { font-size: 16px; }
    .category-entries { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .maturity-scope-tables { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}