/* ==========================================================================
   INTALA LAB Ontologies Hub - site styles
   Loaded after Bootstrap 5.3 (assets/libs/bootstrap) and icons.min.css.
   ========================================================================== */

/* ---------- Fonts (self-hosted, SIL Open Font License) ---------- */
@font-face {
    font-family: "Source Serif 4 Variable";
    font-style: normal;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-serif-4-latin-opsz-normal.woff2) format("woff2-variations");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: "Source Serif 4 Variable";
    font-style: normal;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-serif-4-latin-ext-opsz-normal.woff2) format("woff2-variations");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
    font-family: "Source Sans 3 Variable";
    font-style: normal;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-sans-3-latin-wght-normal.woff2) format("woff2-variations");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: "Source Sans 3 Variable";
    font-style: normal;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-sans-3-latin-ext-wght-normal.woff2) format("woff2-variations");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
    font-family: "Source Sans 3 Variable";
    font-style: italic;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-sans-3-latin-wght-italic.woff2) format("woff2-variations");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: "Source Sans 3 Variable";
    font-style: italic;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-sans-3-latin-ext-wght-italic.woff2) format("woff2-variations");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
    font-family: "Source Code Pro Variable";
    font-style: normal;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-code-pro-latin-wght-normal.woff2) format("woff2-variations");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
    font-family: "Source Code Pro Variable";
    font-style: normal;
    font-display: swap;
    font-weight: 200 900;
    src: url(../fonts/site/source-code-pro-latin-ext-wght-normal.woff2) format("woff2-variations");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- Tokens ---------- */
:root {
    --crimson: #b51f2a;
    --crimson-600: #971922;
    --crimson-50: #fbeef0;
    --ink: #1c2630;
    --ink-2: #36424e;
    --slate: #5e6b78;
    --line: #dde2e7;
    --line-soft: #e9edf0;
    --mist: #f0f3f5;
    --paper: #f6f7f9;
    --surface: #ffffff;

    /* OWL entity types (text on tint, AA contrast) */
    --t-class: #8a5a0c;
    --t-class-bg: #fbf1e0;
    --t-class-seg: #c98d2c;
    --t-obj: #2b66ad;
    --t-obj-bg: #e8f0fa;
    --t-obj-seg: #3a76c4;
    --t-data: #2a7550;
    --t-data-bg: #e5f3ec;
    --t-data-seg: #36905f;
    --t-ind: #7a4e9e;
    --t-ind-bg: #f2ebf8;
    --t-ind-seg: #8f62b5;

    --font-serif: "Source Serif 4 Variable", Georgia, "Times New Roman", serif;
    --font-sans: "Source Sans 3 Variable", "Segoe UI", system-ui, -apple-system, sans-serif;
    --font-mono: "Source Code Pro Variable", ui-monospace, Consolas, "Liberation Mono", monospace;

    --r-lg: 12px;
    --r-md: 8px;
    --r-sm: 6px;
    --wrap: 1240px;
    --header-h: 64px;

    /* Bootstrap bridge */
    --bs-body-font-family: var(--font-sans);
    --bs-body-font-size: 1rem;
    --bs-body-line-height: 1.55;
    --bs-body-color: var(--ink);
    --bs-body-bg: var(--paper);
    --bs-secondary-color: var(--slate);
    --bs-border-color: var(--line);
    --bs-primary: var(--crimson);
    --bs-primary-rgb: 181, 31, 42;
    --bs-link-color: var(--crimson);
    --bs-link-color-rgb: 181, 31, 42;
    --bs-link-hover-color: var(--crimson-600);
    --bs-link-hover-color-rgb: 151, 25, 34;
    --bs-font-monospace: var(--font-mono);
    --bs-code-color: var(--ink-2);
    --bs-border-radius: var(--r-md);
    --bs-focus-ring-color: rgba(181, 31, 42, .25);
}

/* ---------- Base ---------- */
html { -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-sans);
    background: var(--paper);
    color: var(--ink);
    font-size: 1rem;
    line-height: 1.55;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}
main { flex: 1 0 auto; }

h1, h2, h3, .serif {
    font-family: var(--font-serif);
    color: var(--ink);
    font-weight: 600;
    letter-spacing: -0.005em;
}
h1 { font-size: 2.125rem; line-height: 1.18; margin-bottom: .5rem; }
h2 { font-size: 1.5rem; line-height: 1.25; margin-bottom: .75rem; }
h3 { font-size: 1.1875rem; line-height: 1.3; margin-bottom: .5rem; }
h4, h5, h6 { font-family: var(--font-sans); font-weight: 600; color: var(--ink); }
h4 { font-size: 1.0625rem; }
h5 { font-size: 1rem; }
h6 { font-size: .9375rem; }

p { margin-bottom: 1rem; }
a { color: var(--crimson); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { color: var(--crimson-600); }
.text-muted, .muted { color: var(--slate) !important; }
small, .small { font-size: .875rem; }
.lead { font-size: 1.1875rem; line-height: 1.55; color: var(--ink-2); font-weight: 400; max-width: 68ch; }
.measure { max-width: 72ch; }
code, pre, kbd, samp { font-family: var(--font-mono); }
code { color: var(--ink-2); font-size: .875em; }

:focus-visible {
    outline: 2px solid var(--crimson);
    outline-offset: 2px;
}
::selection { background: rgba(181, 31, 42, .16); }

.visually-hidden-focusable:focus { position: fixed; top: 8px; left: 8px; z-index: 2000; background: #fff; padding: 8px 12px; border-radius: var(--r-sm); box-shadow: 0 0 0 2px var(--crimson); }

.wrap {
    width: 100%;
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 24px;
}
.wrap-wide { --wrap: 1480px; }

/* ---------- Header ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, .97);
    border-top: 3px solid var(--crimson);
    border-bottom: 1px solid var(--line);
    backdrop-filter: saturate(140%) blur(6px);
}
.site-header .wrap {
    display: flex;
    align-items: center;
    gap: 28px;
    min-height: var(--header-h);
}
.brand {
    display: flex;
    align-items: baseline;
    gap: 10px;
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
}
.brand-lab {
    font-family: var(--font-sans);
    font-weight: 800;
    letter-spacing: .06em;
    color: var(--crimson);
    font-size: 1.0625rem;
}
.brand-hub {
    font-family: var(--font-serif);
    font-weight: 600;
    color: var(--ink);
    font-size: 1.125rem;
}
.brand:hover .brand-hub { color: var(--ink); }

.site-collapse { display: flex; align-self: stretch; }
.site-nav { display: flex; align-items: stretch; align-self: stretch; gap: 2px; margin: 0; padding: 0; list-style: none; }
.site-nav > li { position: relative; display: flex; }
.site-nav .nav-top {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 0 12px;
    color: var(--ink-2);
    font-weight: 500;
    font-size: .9688rem;
    text-decoration: none;
    background: none;
    border: 0;
    position: relative;
}
.site-nav .nav-top:hover { color: var(--ink); }
.site-nav .nav-top .mdi-chevron-down { font-size: 16px; color: var(--slate); transition: transform .15s ease; }
.site-nav .nav-top[aria-expanded="true"] .mdi-chevron-down { transform: rotate(180deg); }
.site-nav .nav-top.is-active { color: var(--ink); font-weight: 600; }
.site-nav .nav-top.is-active::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: -1px;
    height: 2px;
    background: var(--crimson);
}

.site-nav .dropdown-menu {
    margin-top: 0 !important;
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    box-shadow: 0 12px 32px -12px rgba(28, 38, 48, .22);
    padding: 6px;
    min-width: 240px;
    font-size: .9375rem;
}
.dropdown-item {
    border-radius: var(--r-sm);
    padding: 7px 10px;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 8px;
}
.dropdown-item:hover, .dropdown-item:focus { background: var(--mist); color: var(--ink); }
.dropdown-item.active, .dropdown-item:active { background: var(--crimson-50); color: var(--crimson); }
.dropdown-item .dd-meta { margin-left: auto; color: var(--slate); font-size: .8125rem; }
.dropdown-header { color: var(--slate); font-size: .8125rem; font-weight: 600; padding: 8px 10px 4px; }
.dropdown-divider { border-color: var(--line-soft); margin: 6px 0; }

.mega.show { display: grid; grid-template-columns: repeat(3, minmax(190px, 1fr)); gap: 4px; }
.mega { min-width: 640px !important; }
.mega .dropdown-item { white-space: normal; line-height: 1.3; }
.mega-col { padding: 4px; }
.mega-col + .mega-col { border-left: 1px solid var(--line-soft); }
.mega-col .dropdown-header { display: flex; align-items: center; gap: 6px; color: var(--ink); font-size: .875rem; }
.mega-col .dropdown-header i { color: var(--slate); font-size: 16px; }
.mega-col .mega-note { color: var(--slate); font-size: .8125rem; padding: 0 10px 6px; line-height: 1.35; }

.header-search { margin-left: auto; position: relative; width: 300px; }
.header-search .mdi { position: absolute; left: 11px; top: 50%; transform: translateY(-50%); color: var(--slate); font-size: 18px; pointer-events: none; }
.header-search input {
    width: 100%;
    height: 38px;
    border: 1px solid var(--line);
    background: var(--paper);
    border-radius: var(--r-md);
    padding: 0 12px 0 36px;
    font-size: .9375rem;
    color: var(--ink);
}
.header-search input::placeholder { color: var(--slate); }
.header-search input:focus { outline: none; background: #fff; border-color: var(--crimson); box-shadow: 0 0 0 3px rgba(181, 31, 42, .15); }

.nav-toggle {
    display: none;
    margin-left: auto;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: var(--r-sm);
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    font-size: 22px;
}

@media (max-width: 1199.98px) {
    .header-search { width: 220px; }
    .site-header .wrap { gap: 16px; }
    .site-nav .nav-top { padding: 0 9px; }
}
@media (max-width: 991.98px) {
    .nav-toggle { display: inline-flex; }
    .header-search { display: none; }
    .site-header .wrap { flex-wrap: wrap; gap: 0; }
    .site-collapse { flex-basis: 100%; display: block; }
    .site-collapse:not(.show) { display: none; }
    .site-nav { flex-direction: column; align-items: stretch; padding: 6px 0 14px; }
    .site-nav > li { display: block; }
    .site-nav .nav-top { padding: 11px 4px; width: 100%; justify-content: flex-start; }
    .site-nav .nav-top .mdi-chevron-down { margin-left: auto; }
    .site-nav .nav-top.is-active::after { display: none; }
    .site-nav .nav-top.is-active { color: var(--crimson); }
    .site-nav .dropdown-menu { position: static !important; transform: none !important; box-shadow: none; border: 0; border-left: 2px solid var(--line); border-radius: 0; margin: 0 0 6px 6px !important; padding: 0 0 0 6px; }
    .mega.show { grid-template-columns: 1fr; }
    .mega { min-width: 0 !important; }
    .mega-col + .mega-col { border-left: 0; }
    .site-collapse .header-search-mobile { display: block; margin: 4px 0 10px; }
}
.header-search-mobile { display: none; }

/* ---------- Page head ---------- */
.page-head { padding: 34px 0 26px; }
.page-head h1 { margin: 0; }
.page-head .lead { margin: 10px 0 0; }
.page-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.crumbs { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0 0 12px; font-size: .875rem; color: var(--slate); }
.crumbs li + li::before { content: "/"; margin-right: 6px; color: #a7b0b9; }
.crumbs a { color: var(--slate); text-decoration: none; }
.crumbs a:hover { color: var(--crimson); text-decoration: underline; }
.head-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 12px; color: var(--slate); font-size: .9375rem; }
.head-meta .sep { width: 1px; height: 14px; background: var(--line); }

/* ---------- Surfaces ---------- */
.panel {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: 24px;
}
.section + .section { margin-top: 24px; }
.panel-tight { padding: 0; overflow: hidden; }
.panel-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.panel-head h2, .panel-head h3 { margin: 0; }
.panel-head .muted { font-size: .9375rem; }
.panel-sub { padding: 18px 24px; border-bottom: 1px solid var(--line-soft); }
.section-title { font-size: 1.375rem; margin-bottom: 4px; }
.section-intro { color: var(--slate); margin-bottom: 18px; }
.stack > * + * { margin-top: 24px; }
.page-body > section + section { margin-top: 40px; }
.page-body { padding-bottom: 56px; }

.grid-2-1 { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 991.98px) {
    .grid-2-1, .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); }
}
.sticky-side { position: sticky; top: calc(var(--header-h) + 20px); }
@media (max-width: 991.98px) { .sticky-side { position: static; } }

/* ---------- Buttons ---------- */
.btn {
    --bs-btn-font-family: var(--font-sans);
    --bs-btn-font-weight: 600;
    --bs-btn-font-size: .9375rem;
    --bs-btn-padding-x: 14px;
    --bs-btn-padding-y: 7px;
    --bs-btn-border-radius: var(--r-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
}
.btn .mdi { font-size: 1.05em; line-height: 1; }
.btn-sm { --bs-btn-padding-x: 10px; --bs-btn-padding-y: 4px; --bs-btn-font-size: .875rem; --bs-btn-border-radius: var(--r-sm); }
.btn-lg { --bs-btn-padding-x: 20px; --bs-btn-padding-y: 10px; --bs-btn-font-size: 1rem; }
.btn-primary {
    --bs-btn-bg: var(--crimson);
    --bs-btn-border-color: var(--crimson);
    --bs-btn-hover-bg: var(--crimson-600);
    --bs-btn-hover-border-color: var(--crimson-600);
    --bs-btn-active-bg: #7e141c;
    --bs-btn-active-border-color: #7e141c;
    --bs-btn-disabled-bg: var(--crimson);
    --bs-btn-disabled-border-color: var(--crimson);
    --bs-btn-focus-shadow-rgb: 181, 31, 42;
}
.btn-secondary, .btn-outline {
    --bs-btn-color: var(--ink);
    --bs-btn-bg: #fff;
    --bs-btn-border-color: var(--line);
    --bs-btn-hover-color: var(--ink);
    --bs-btn-hover-bg: var(--mist);
    --bs-btn-hover-border-color: #c9d0d7;
    --bs-btn-active-color: var(--ink);
    --bs-btn-active-bg: #e6eaee;
    --bs-btn-active-border-color: #c9d0d7;
    --bs-btn-focus-shadow-rgb: 94, 107, 120;
}
.btn-secondary .mdi, .btn-outline .mdi { color: var(--slate); }
.btn-quiet {
    --bs-btn-color: var(--ink-2);
    --bs-btn-bg: transparent;
    --bs-btn-border-color: transparent;
    --bs-btn-hover-color: var(--ink);
    --bs-btn-hover-bg: var(--mist);
    --bs-btn-hover-border-color: transparent;
    --bs-btn-active-bg: #e6eaee;
    --bs-btn-active-border-color: transparent;
}
.btn-icon { width: 32px; height: 32px; padding: 0 !important; }
.btn-icon.btn-sm { width: 28px; height: 28px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
.btn-col { display: grid; gap: 8px; }

/* text link with icon */
.link-action { display: inline-flex; align-items: center; gap: 5px; font-weight: 600; text-decoration: none; }
.link-action:hover { text-decoration: underline; }

/* ---------- Forms ---------- */
.form-label { font-weight: 600; font-size: .9375rem; color: var(--ink); margin-bottom: 6px; }
.form-control, .form-select {
    border-color: var(--line);
    border-radius: var(--r-md);
    color: var(--ink);
    font-size: .9688rem;
    padding: 8px 12px;
}
.form-select { padding-right: 36px; }
.form-control:focus, .form-select:focus { border-color: var(--crimson); box-shadow: 0 0 0 3px rgba(181, 31, 42, .15); }
.form-control::placeholder { color: #8a95a0; }
.form-select-sm { padding-top: 5px; padding-bottom: 5px; font-size: .875rem; }
.form-hint { color: var(--slate); font-size: .875rem; margin-top: 6px; }

.search-field { position: relative; }
.search-field > .mdi { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); font-size: 20px; color: var(--slate); pointer-events: none; }
.search-field .form-control { padding-left: 44px; height: 48px; font-size: 1.0625rem; }
.search-row { display: flex; gap: 8px; }
.search-row .search-field { flex: 1; }
.search-row .btn { height: 48px; padding-left: 20px; padding-right: 20px; }

/* ---------- Tags & badges ---------- */
.tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 2px 9px;
    border-radius: 999px;
    font-size: .8125rem;
    font-weight: 600;
    line-height: 1.5;
    background: var(--mist);
    color: var(--ink-2);
    white-space: nowrap;
}
.tag-outline { background: transparent; border: 1px solid var(--line); font-weight: 500; }
.tag-version { background: var(--ink); color: #fff; }
.tag-count { background: var(--mist); color: var(--slate); font-weight: 600; font-variant-numeric: tabular-nums; }

/* OWL entity type tags */
.type-tag { background: var(--mist); color: var(--ink-2); }
.type-tag::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; flex-shrink: 0; }
.t-class { --t: var(--t-class); --t-bg: var(--t-class-bg); --t-seg: var(--t-class-seg); }
.t-obj { --t: var(--t-obj); --t-bg: var(--t-obj-bg); --t-seg: var(--t-obj-seg); }
.t-data { --t: var(--t-data); --t-bg: var(--t-data-bg); --t-seg: var(--t-data-seg); }
.t-ind { --t: var(--t-ind); --t-bg: var(--t-ind-bg); --t-seg: var(--t-ind-seg); }
.type-tag.t-class, .type-tag.t-obj, .type-tag.t-data, .type-tag.t-ind { background: var(--t-bg); color: var(--t); }
.type-icon { color: var(--t, var(--slate)); }

/* ---------- Ontology fingerprint (composition bar) ---------- */
.fingerprint { display: flex; height: 10px; border-radius: 999px; overflow: hidden; background: var(--mist); gap: 2px; }
.fingerprint-lg { height: 14px; }
.fingerprint .seg { background: var(--t-seg); min-width: 3px; flex: 1 1 0; transform-origin: left center; }
.fp-legend { display: grid; grid-template-columns: repeat(2, minmax(0, max-content)); gap: 6px 28px; margin: 10px 0 0; padding: 0; list-style: none; font-size: .875rem; color: var(--slate); }
.fp-legend li { display: inline-flex; align-items: baseline; gap: 6px; }
.fp-legend li::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: var(--t-seg); align-self: center; }
.fp-legend b { color: var(--ink); font-weight: 700; font-variant-numeric: tabular-nums; }
.fp-legend .zero { opacity: .55; }
.fp-legend-lg { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 24px; font-size: .9375rem; margin-top: 16px; }
.fp-legend-lg li { display: grid; grid-template-columns: 10px auto; column-gap: 10px; align-items: baseline; }
.fp-legend-lg li::before { width: 10px; height: 10px; grid-row: 1 / span 2; align-self: start; margin-top: 8px; }
.fp-legend-lg b { font-family: var(--font-serif); font-size: 1.75rem; font-weight: 600; line-height: 1.1; }
.fp-legend-lg span { color: var(--slate); grid-column: 2; }

@media (prefers-reduced-motion: no-preference) {
    .fingerprint.is-animated .seg { animation: seg-grow .7s cubic-bezier(.2, .7, .2, 1) both; animation-delay: calc(var(--i, 0) * 90ms + 120ms); }
    @keyframes seg-grow { from { transform: scaleX(0); opacity: .2; } to { transform: scaleX(1); opacity: 1; } }
}

/* ---------- IRIs ---------- */
.iri {
    font-family: var(--font-mono);
    font-size: .8438rem;
    color: var(--ink-2);
    word-break: break-all;
    overflow-wrap: anywhere;
}
.iri-line { display: flex; align-items: flex-start; gap: 6px; }
.iri-line .iri { padding-top: 3px; }
.iri-box {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--paper);
    border: 1px solid var(--line-soft);
    border-radius: var(--r-md);
    padding: 6px 6px 6px 12px;
}
.iri-box .iri { flex: 1; min-width: 0; }
.curie { font-family: var(--font-mono); font-size: .8438rem; color: var(--ink-2); overflow-wrap: anywhere; }
.curie .pfx { color: var(--slate); }
a.curie { color: var(--ink-2); text-decoration: none; border-bottom: 1px dotted #a7b0b9; }
a.curie:hover { color: var(--crimson); border-bottom-color: var(--crimson); }
.copy-btn {
    border: 1px solid transparent;
    background: transparent;
    color: var(--slate);
    width: 28px;
    height: 28px;
    border-radius: var(--r-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
    cursor: pointer;
}
.copy-btn:hover { background: var(--mist); color: var(--ink); }
.copy-btn.is-copied { color: var(--t-data); }

/* ---------- Key/value list ---------- */
.kv { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 12px 20px; margin: 0; }
.kv dt { font-weight: 600; color: var(--slate); font-size: .9375rem; padding-top: 2px; }
.kv dd { margin: 0; min-width: 0; }
@media (max-width: 575.98px) { .kv { grid-template-columns: minmax(0, 1fr); gap: 2px; } .kv dd { margin-bottom: 10px; } }

/* ---------- Catalogue (ontology entries) ---------- */
.catalogue { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); }
.entry {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 18px 40px;
    padding: 26px 28px;
}
.entry + .entry { border-top: 1px solid var(--line); }
.entry-title { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 12px; margin-bottom: 4px; }
.entry-title h3 { margin: 0; font-size: 1.375rem; }
.entry-title h3 a { color: var(--ink); text-decoration: none; }
.entry-title h3 a:hover { color: var(--crimson); }
.entry-desc { color: var(--ink-2); margin-bottom: 12px; max-width: 60ch; }
.entry-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.entry-side { display: flex; flex-direction: column; gap: 16px; justify-content: space-between; }
.entry-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.entry-total { font-size: .875rem; color: var(--slate); margin-bottom: 8px; }
.entry-total b { color: var(--ink); }
@media (max-width: 991.98px) { .entry { grid-template-columns: minmax(0, 1fr); padding: 22px 20px; } }

/* ---------- Hero (dashboard) ---------- */
.hero { padding: 48px 0 40px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.hero h1 { font-size: 2.875rem; line-height: 1.08; letter-spacing: -0.015em; margin-bottom: 16px; max-width: 18ch; font-weight: 600; }
.hero .lead { margin-bottom: 26px; }
.hero-try { margin-top: 12px; font-size: .9375rem; color: var(--slate); display: flex; flex-wrap: wrap; gap: 6px 4px; align-items: center; }
.hero-try a { display: inline-block; padding: 1px 9px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink-2); text-decoration: none; font-size: .875rem; }
.hero-try a:hover { border-color: var(--crimson); color: var(--crimson); }
.holdings h2 { font-size: 1.25rem; margin-bottom: 4px; }
.holdings .muted { font-size: .9375rem; margin-bottom: 18px; }
@media (max-width: 991.98px) {
    .hero { padding: 32px 0 28px; }
    .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; }
    .hero h1 { font-size: 2.125rem; }
}

/* ---------- Tool links ---------- */
.tools { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); }
.tool { padding: 24px 26px; display: flex; flex-direction: column; gap: 6px; }
.tool + .tool { border-left: 1px solid var(--line); }
.tool .mdi { font-size: 22px; color: var(--crimson); }
.tool h3 { margin: 4px 0 2px; font-size: 1.125rem; }
.tool p { color: var(--slate); margin-bottom: 8px; flex: 1; }
@media (max-width: 991.98px) { .tools { grid-template-columns: minmax(0, 1fr); } .tool + .tool { border-left: 0; border-top: 1px solid var(--line); } }

/* ---------- Tables ---------- */
.table-clean { width: 100%; margin: 0; border-collapse: collapse; font-size: .9375rem; }
.table-clean th {
    text-align: left;
    font-weight: 600;
    color: var(--slate);
    font-size: .8438rem;
    padding: 10px 14px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    white-space: nowrap;
}
.table-clean td { padding: 11px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.table-clean tbody tr:last-child td { border-bottom: 0; }
.table-clean tbody tr:hover td { background: #fafbfc; }
.table-clean .num { text-align: right; font-variant-numeric: tabular-nums; width: 1%; white-space: nowrap; }
.table-clean a.text-reset { text-decoration: none; }
.table-clean a.text-reset:hover { color: var(--crimson) !important; text-decoration: underline; }
.table-wrap { overflow-x: auto; }
.table-sticky thead th { position: sticky; top: 0; z-index: 1; }
.table-scroll { max-height: 640px; overflow: auto; }
.cell-strong { font-weight: 600; color: var(--ink); text-decoration: none; }
a.cell-strong:hover { color: var(--crimson); text-decoration: underline; }

/* ---------- Notices ---------- */
.notice {
    border-radius: var(--r-md);
    padding: 12px 16px;
    background: var(--paper);
    border: 1px solid var(--line);
    color: var(--ink-2);
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.notice .mdi { font-size: 18px; line-height: 1.4; color: var(--slate); }
.notice-error { background: #fdf2f3; border-color: #f1c6ca; color: #7e141c; }
.notice-error .mdi { color: var(--crimson); }
.empty { text-align: left; padding: 28px; color: var(--slate); }
.empty h3 { color: var(--ink); }

/* ---------- Code blocks ---------- */
.code-block {
    font-family: var(--font-mono);
    font-size: .8438rem;
    background: var(--paper);
    border: 1px solid var(--line-soft);
    border-radius: var(--r-md);
    padding: 14px 16px;
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--ink-2);
    line-height: 1.6;
}
.cite-block { position: relative; }
.cite-block .copy-btn { position: absolute; top: 8px; right: 8px; background: #fff; border-color: var(--line-soft); }
.cite-block .code-block, .cite-block .cite-text { padding-right: 48px; }
.cite-text { background: var(--paper); border: 1px solid var(--line-soft); border-radius: var(--r-md); padding: 14px 16px; line-height: 1.6; }
.cite-label { font-weight: 600; font-size: .875rem; color: var(--slate); margin: 16px 0 6px; }

/* ---------- Tabs ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin: 0; padding: 0 16px; list-style: none; overflow-x: auto; }
.tabs .nav-link {
    border: 0;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    color: var(--ink-2);
    font-weight: 600;
    padding: 12px 10px;
    margin-bottom: -1px;
    display: inline-flex;
    gap: 8px;
    align-items: center;
    background: none;
    white-space: nowrap;
}
.tabs .nav-link:hover { color: var(--ink); }
.tabs .nav-link.active { color: var(--ink); border-bottom-color: var(--crimson); }
.tabs .nav-link .tag-count { font-size: .75rem; padding: 0 7px; }

/* ---------- Class tree ---------- */
.tree-tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--line-soft); }
.tree-tools .search-field { flex: 1; min-width: 220px; }
.tree-tools .search-field .form-control { height: 38px; font-size: .9375rem; padding-left: 38px; }
.tree-tools .search-field > .mdi { left: 12px; font-size: 18px; }
.tree { list-style: none; margin: 0; padding: 12px 20px 18px; }
.tree ul { list-style: none; margin: 0; padding: 0 0 0 22px; border-left: 1px solid var(--line); margin-left: 11px; }
.tree li { margin: 0; }
.tree-node { display: flex; align-items: center; gap: 6px; padding: 4px 6px; border-radius: var(--r-sm); min-height: 32px; }
.tree-node:hover { background: var(--paper); }
.tree-toggle {
    width: 22px; height: 22px; border: 0; background: none; padding: 0; color: var(--slate);
    display: inline-flex; align-items: center; justify-content: center; border-radius: 4px; flex-shrink: 0; font-size: 18px;
}
.tree-toggle:hover { background: var(--mist); color: var(--ink); }
.tree-toggle .mdi { transition: transform .15s ease; }
.tree-toggle[aria-expanded="true"] .mdi { transform: rotate(90deg); }
.tree-leaf { width: 22px; height: 22px; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.tree-leaf::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--t-class-seg); }
.tree-label { font-weight: 600; color: var(--ink); text-decoration: none; }
a.tree-label:hover { color: var(--crimson); text-decoration: underline; }
.tree-iri { color: var(--slate); font-family: var(--font-mono); font-size: .75rem; margin-left: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
.tree-kids { font-size: .75rem; color: var(--slate); background: var(--mist); border-radius: 999px; padding: 0 7px; font-weight: 600; }
.tree .is-hit > .tree-node .tree-label { background: #fff3c4; }
.tree .is-filtered-out { display: none; }

/* entity list grid (properties / individuals) */
.entity-list { list-style: none; margin: 0; padding: 8px 12px 16px; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 2px 12px; }
.entity-list li a { display: flex; flex-direction: column; padding: 7px 10px; border-radius: var(--r-sm); text-decoration: none; min-width: 0; }
.entity-list li a:hover { background: var(--paper); }
.entity-list .el-name { font-weight: 600; color: var(--ink); display: flex; align-items: center; gap: 8px; }
.entity-list .el-name::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--t-seg, var(--slate)); flex-shrink: 0; }
.entity-list .el-iri { font-family: var(--font-mono); font-size: .75rem; color: var(--slate); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding-left: 15px; }

/* ---------- Relations (entity page) ---------- */
.rel-group + .rel-group { margin-top: 18px; }
.rel-group h4 { font-size: .9375rem; color: var(--slate); margin-bottom: 8px; font-weight: 600; }
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.chip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 11px; border-radius: var(--r-md);
    border: 1px solid var(--line); background: #fff;
    color: var(--ink); text-decoration: none; font-weight: 600; font-size: .9375rem;
}
.chip:hover { border-color: var(--crimson); color: var(--crimson); }
.chip .chip-pfx { color: var(--slate); font-weight: 500; font-family: var(--font-mono); font-size: .8125rem; }

.related { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 12px; }
.related-item { border: 1px solid var(--line); border-radius: var(--r-md); padding: 12px 14px; background: #fff; display: flex; flex-direction: column; gap: 6px; }
.related-item a { font-weight: 700; color: var(--ink); text-decoration: none; }
.related-item a:hover { color: var(--crimson); text-decoration: underline; }
.related-rel { font-size: .875rem; color: var(--slate); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.related-rel .mdi { font-size: 16px; }

.entity-head-type { margin-bottom: 10px; display: flex; gap: 8px; flex-wrap: wrap; }

/* ---------- Graph views ---------- */
.graph-shell { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 20px; align-items: start; }
.graph-canvas-wrap { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.graph-canvas { width: 100%; height: 680px; background:
    radial-gradient(circle, #e3e7eb 1px, transparent 1.2px) 0 0 / 22px 22px, #fff; }
.graph-toolbar { position: absolute; top: 12px; right: 12px; display: flex; flex-direction: column; gap: 6px; z-index: 5; }
.graph-toolbar .btn { width: 36px; height: 36px; padding: 0; background: #fff; box-shadow: 0 2px 8px -4px rgba(28, 38, 48, .3); }
.graph-loading { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: var(--slate); font-size: .9375rem; pointer-events: none; }
.graph-side .panel { padding: 20px; }
.graph-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0 0 4px; }
.graph-stats div { background: var(--paper); border-radius: var(--r-md); padding: 10px 12px; }
.graph-stats dt { font-size: .8125rem; color: var(--slate); font-weight: 600; }
.graph-stats dd { margin: 0; font-family: var(--font-serif); font-size: 1.5rem; font-weight: 600; line-height: 1.2; }
.legend-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; font-size: .9375rem; color: var(--ink-2); }
.legend-list li { display: flex; align-items: center; gap: 10px; }
.legend-swatch { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }
.selected-node .sn-label { font-weight: 700; font-size: 1.0625rem; margin-bottom: 4px; word-break: break-word; }
.graph-side h3 { font-size: 1.0625rem; font-family: var(--font-sans); font-weight: 700; margin-bottom: 10px; }
.graph-side .panel + .panel { margin-top: 16px; }
@media (max-width: 1199.98px) { .graph-shell { grid-template-columns: minmax(0, 1fr); } .graph-canvas { height: 560px; } }
@media (max-width: 575.98px) { .graph-canvas { height: 440px; } }

/* vis-network tooltip */
div.vis-tooltip {
    font-family: var(--font-mono) !important;
    font-size: 12px !important;
    background: var(--ink) !important;
    color: #fff !important;
    border: 0 !important;
    border-radius: var(--r-sm) !important;
    padding: 6px 9px !important;
    box-shadow: 0 6px 18px -8px rgba(0, 0, 0, .4) !important;
}

/* ---------- SPARQL ---------- */
.sparql-grid { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 24px; align-items: start; }
@media (max-width: 1199.98px) { .sparql-grid { grid-template-columns: minmax(0, 1fr); } }
.editor-shell { border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; overflow: hidden; }
.editor-bar { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); flex-wrap: wrap; }
.editor-bar .form-select { width: auto; min-width: 260px; }
.editor-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-top: 1px solid var(--line-soft); background: var(--paper); flex-wrap: wrap; }
.kbd-hint { color: var(--slate); font-size: .875rem; }
.kbd-hint kbd { font-family: var(--font-sans); font-size: .75rem; background: #fff; border: 1px solid var(--line); border-bottom-width: 2px; color: var(--ink-2); border-radius: 4px; padding: 1px 5px; }
.CodeMirror {
    font-family: var(--font-mono) !important;
    font-size: 14px !important;
    line-height: 1.6 !important;
    height: 380px !important;
    color: var(--ink) !important;
    background: #fff !important;
}
.CodeMirror-gutters { background: var(--paper) !important; border-right: 1px solid var(--line-soft) !important; }
.CodeMirror-linenumber { color: #9aa4ae !important; }
.CodeMirror-cursor { border-left: 2px solid var(--crimson) !important; }
.CodeMirror-selected, .CodeMirror-focused .CodeMirror-selected { background: rgba(181, 31, 42, .12) !important; }
.CodeMirror.cm-s-default .cm-keyword { color: var(--crimson); font-weight: 600; }
.CodeMirror.cm-s-default .cm-variable-2 { color: var(--t-obj); }
.CodeMirror.cm-s-default .cm-atom, .CodeMirror.cm-s-default .cm-number { color: var(--t-class); }
.CodeMirror.cm-s-default .cm-string { color: var(--t-data); }
.CodeMirror.cm-s-default .cm-meta, .CodeMirror.cm-s-default .cm-builtin { color: var(--t-ind); }
.CodeMirror.cm-s-default .cm-comment { color: #8a95a0; font-style: italic; }
.CodeMirror.cm-s-default .cm-bracket, .CodeMirror.cm-s-default .cm-operator { color: var(--slate); }
.code-readonly .CodeMirror { height: auto !important; font-size: 13px !important; background: var(--paper) !important; }
.code-readonly .CodeMirror-gutters { background: var(--paper) !important; }

.template-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.template-list button {
    width: 100%; text-align: left; border: 0; background: none; border-radius: var(--r-md);
    padding: 9px 12px; display: block; color: var(--ink);
}
.template-list button:hover { background: var(--paper); }
.template-list button.is-active { background: var(--crimson-50); }
.template-list .tl-name { font-weight: 600; display: block; }
.template-list .tl-desc { font-size: .8438rem; color: var(--slate); display: block; line-height: 1.4; margin-top: 1px; }
.prefix-list { margin: 0; font-family: var(--font-mono); font-size: .8125rem; color: var(--ink-2); line-height: 1.7; }
.prefix-list dt { display: inline; font-weight: 600; color: var(--ink); }
.prefix-list dd { display: inline; margin: 0; word-break: break-all; color: var(--slate); }
.prefix-list dd::after { content: "\A"; white-space: pre; }
.results-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.results-head h2 { margin: 0; font-size: 1.25rem; }
.template-card { display: flex; flex-direction: column; }
.template-card p { color: var(--slate); }
.template-card .code-readonly { flex: 1; margin-bottom: 14px; }

/* ---------- Search results ---------- */
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chip {
    border: 1px solid var(--line); background: #fff; border-radius: 999px;
    padding: 4px 12px; font-size: .875rem; font-weight: 600; color: var(--ink-2);
    display: inline-flex; align-items: center; gap: 7px;
}
.filter-chip .n { color: var(--slate); font-weight: 600; font-variant-numeric: tabular-nums; }
.filter-chip:hover { border-color: #c2cad2; }
.filter-chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.filter-chip[aria-pressed="true"] .n { color: #c9d0d7; }
.filter-chip[data-type]::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--t-seg); }
.result-name { font-weight: 700; color: var(--ink); text-decoration: none; font-size: 1rem; }
.result-name:hover { color: var(--crimson); text-decoration: underline; }
mark, .mark { background: #fff1bd; color: inherit; padding: 0 1px; border-radius: 2px; }

/* jQuery UI autocomplete */
.ui-autocomplete.ui-menu {
    z-index: 2000 !important;
    max-height: 360px;
    overflow-y: auto;
    overflow-x: hidden;
    background: #fff;
    border: 1px solid var(--line) !important;
    border-radius: var(--r-md);
    box-shadow: 0 16px 36px -14px rgba(28, 38, 48, .3);
    padding: 6px;
    font-family: var(--font-sans);
}
.ui-autocomplete .ui-menu-item-wrapper { padding: 7px 10px; border-radius: var(--r-sm); border: 0 !important; margin: 0 !important; }
.ui-autocomplete .ui-state-active, .ui-autocomplete .ui-menu-item-wrapper:hover {
    background: var(--mist) !important; color: var(--ink) !important; border: 0 !important; margin: 0 !important;
}
.ac-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.ac-name { font-weight: 600; color: var(--ink); }
.ac-onto { font-size: .8125rem; color: var(--slate); display: block; }
.ac-item .tag { font-size: .75rem; padding: 0 8px; }

/* ---------- Documentation ---------- */
.prose { max-width: 72ch; }
.prose p { color: var(--ink-2); }
.prose h2 { margin-top: 2rem; }
.prose ul { padding-left: 1.2rem; color: var(--ink-2); }
.prose li { margin-bottom: .4rem; }
.prose li::marker { color: var(--crimson); }
.doc-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; align-items: start; }
.doc-nav { position: sticky; top: calc(var(--header-h) + 24px); }
.doc-nav ul { list-style: none; padding: 0; margin: 0; border-left: 1px solid var(--line); }
.doc-nav a { display: block; padding: 6px 0 6px 14px; margin-left: -1px; border-left: 2px solid transparent; color: var(--ink-2); text-decoration: none; font-weight: 500; }
.doc-nav a:hover { color: var(--ink); }
.doc-nav a.is-active { border-left-color: var(--crimson); color: var(--ink); font-weight: 700; }
@media (max-width: 991.98px) {
    .doc-layout { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .doc-nav { position: static; }
    .doc-nav ul { display: flex; flex-wrap: wrap; gap: 4px 16px; border-left: 0; border-bottom: 1px solid var(--line); }
    .doc-nav a { padding: 8px 0; border-left: 0; border-bottom: 2px solid transparent; margin: 0 0 -1px; }
    .doc-nav a.is-active { border-bottom-color: var(--crimson); }
}
.feature-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin: 24px 0 8px; }
.feature-list h3 { font-size: 1.0625rem; font-family: var(--font-sans); font-weight: 700; display: flex; gap: 8px; align-items: center; }
.feature-list h3 .mdi { color: var(--crimson); font-size: 20px; }
.feature-list p { color: var(--slate); margin: 0; }
@media (max-width: 767.98px) { .feature-list { grid-template-columns: minmax(0, 1fr); } }

.steps { list-style: none; padding: 0; margin: 0; counter-reset: step; }
.steps > li { position: relative; padding: 0 0 30px 56px; counter-increment: step; }
.steps > li::before {
    content: counter(step);
    position: absolute; left: 0; top: -2px;
    width: 36px; height: 36px; border-radius: 50%;
    background: #fff; border: 1px solid var(--line);
    color: var(--crimson); font-family: var(--font-serif); font-weight: 700; font-size: 1.0625rem;
    display: flex; align-items: center; justify-content: center;
}
.steps > li::after { content: ""; position: absolute; left: 18px; top: 38px; bottom: 4px; width: 1px; background: var(--line); }
.steps > li:last-child { padding-bottom: 0; }
.steps > li:last-child::after { display: none; }
.steps h3 { font-size: 1.1875rem; margin-bottom: 6px; padding-top: 4px; }
.steps p { color: var(--ink-2); margin-bottom: 10px; }
.steps .code-block { margin-bottom: 10px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: #fff; margin-top: auto; }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 12px 24px; padding-top: 22px; padding-bottom: 22px; flex-wrap: wrap; font-size: .875rem; color: var(--slate); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.site-footer a { color: var(--ink-2); text-decoration: none; }
.site-footer a:hover { color: var(--crimson); text-decoration: underline; }
.footer-brand { color: var(--ink-2); }
.footer-brand b { color: var(--crimson); letter-spacing: .04em; }

/* ---------- Utilities ---------- */
.mt-0 { margin-top: 0 !important; }
.gap-tight { gap: 6px !important; }
.nowrap { white-space: nowrap; }
.tabular { font-variant-numeric: tabular-nums; }
.divider { height: 1px; background: var(--line-soft); margin: 18px 0; border: 0; }

@media (max-width: 575.98px) {
    .wrap { padding: 0 16px; }
    h1 { font-size: 1.75rem; }
    .panel { padding: 18px; }
    .page-head { padding: 24px 0 18px; }
    .search-row { flex-direction: column; }
    .search-row .btn { width: 100%; }
}

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

@media print {
    .site-header, .site-footer, .btn, .copy-btn { display: none !important; }
    body { background: #fff; }
    .panel, .catalogue { border-color: #ccc; }
}

.side-title { font-family: var(--font-sans); font-size: .9375rem; font-weight: 700; color: var(--ink); margin-bottom: 10px; }
.search-wide { max-width: 820px; }
.literal { color: var(--ink); }
.dt { font-family: var(--font-mono); font-size: .75rem; color: var(--slate); background: var(--mist); border-radius: 4px; padding: 0 5px; white-space: nowrap; }
#results { scroll-margin-top: calc(var(--header-h) + 20px); }

/* ---------- Visualization header ---------- */
.viz-onto { display: flex; align-items: center; gap: 10px; }
.viz-onto .form-select { min-width: 260px; }
.view-switch { display: inline-flex; gap: 2px; margin-top: 20px; padding: 3px; background: var(--mist); border-radius: 10px; flex-wrap: wrap; }
.view-switch a { display: inline-flex; align-items: center; gap: 7px; padding: 6px 14px; border-radius: 8px; color: var(--ink-2); font-weight: 600; font-size: .9375rem; text-decoration: none; }
.view-switch a:hover { color: var(--ink); background: rgba(255, 255, 255, .6); }
.view-switch a.is-active { background: #fff; color: var(--ink); box-shadow: 0 1px 2px rgba(28, 38, 48, .12), 0 0 0 1px var(--line); }
.view-switch a.is-active .mdi { color: var(--crimson); }
@media (max-width: 575.98px) { .viz-onto { width: 100%; } .viz-onto .form-select { min-width: 0; flex: 1; } }
.col-iri { min-width: 300px; }
.table-wrap { position: relative; }
@media (max-width: 767.98px) {
    .table-stack thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
    .table-stack, .table-stack tbody { display: block; }
    .table-stack tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 4px 12px; padding: 12px 16px; border-bottom: 1px solid var(--line-soft); }
    .table-stack td { display: block; padding: 0; border: 0 !important; }
    .table-stack td:nth-child(1) { grid-column: 1; }
    .table-stack td:nth-child(2) { grid-column: 2; grid-row: 1; justify-self: end; }
    .table-stack td:nth-child(3) { grid-column: 1 / -1; font-size: .875rem; }
    .table-stack td:nth-child(4) { grid-column: 1; }
    .table-stack td:nth-child(5) { grid-column: 2; grid-row: 3; text-align: right; }
    .table-stack tr[hidden] { display: none; }
    .table-wrap .table-clean:not(.table-stack) { min-width: 520px; }
    .results-head { padding: 14px 16px; }
}
.tree-anon { color: var(--slate); font-weight: 500; font-style: italic; }
.tabs { flex-wrap: nowrap; }