/* Article library additions: preserve the existing content theme. */
html{scroll-padding-top:90px}body{overflow-wrap:anywhere}.cnt-wrap{min-width:0}.cnt-body{max-width:100%}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:4px}
.skip-link{position:absolute;inset-inline-start:12px;top:-80px;z-index:100;background:var(--surface);padding:12px}.skip-link:focus{top:12px}
.cnt-nav-right{gap:16px}.cnt-nav-right a{font-size:14px}.cnt-hero h1{overflow-wrap:anywhere}.cnt-meta{flex-wrap:wrap}.cnt-body a{text-underline-offset:3px;text-decoration:underline}
.lib-toc{border:1px solid var(--border-2);border-radius:12px;padding:20px;margin:28px 0;background:var(--surface)}.lib-toc summary{cursor:pointer;font-weight:700}.lib-toc ol{padding-inline-start:22px;margin-block-start:16px;display:grid;gap:7px}.lib-toc a{font-size:14px}
.lib-protocol{padding:20px;border-inline-start:4px solid var(--accent);background:var(--accent-light);margin:24px 0;border-radius:8px}
.lib-model{margin:28px 0;padding:22px;border:1px solid var(--border-2);border-radius:12px;background:var(--surface)}.lib-model figcaption{font-weight:700;margin-block-end:16px}.lib-model ol{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;counter-reset:model}.lib-model li{counter-increment:model;padding:14px;background:var(--bg-2);border-radius:8px;line-height:1.5}.lib-model li:before{content:counter(model,decimal-leading-zero);display:block;color:var(--accent);font-size:12px;font-weight:700;margin-block-end:8px}
.lib-search{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}.lib-search label{flex:1 1 220px;font-size:14px;font-weight:600}.lib-search input,.lib-search select{display:block;width:100%;margin-block-start:6px;border:1px solid var(--border-2);border-radius:8px;padding:12px;background:var(--surface);color:var(--text-1);font:inherit}.lib-count{color:var(--text-2);font-size:14px;margin-bottom:16px}.lib-topics{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}.lib-topics a{padding:8px 12px;border:1px solid var(--border-2);border-radius:8px;font-size:13px}.cnt-card[hidden]{display:none}.lib-page-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:32px 0}.lib-page-nav a{padding:10px 14px;border:1px solid var(--border-2);border-radius:8px}.lib-table-wrap{overflow-x:auto;margin:24px 0}.cnt-body table{width:100%;border-collapse:collapse;font-size:15px}.cnt-body th,.cnt-body td{padding:12px;border:1px solid var(--border-2);text-align:start;vertical-align:top}.cnt-body input[type=checkbox]{margin-inline-end:8px}.cnt-body pre{overflow-x:auto;direction:ltr;text-align:left}.lib-updated{color:var(--text-2);font-size:13px} [dir=rtl]{font-family:'Noto Sans Arabic',Inter,sans-serif}[dir=rtl] .cnt-breadcrumb,[dir=rtl] .cnt-hero-tags,[dir=rtl] .cnt-meta{direction:rtl}[dir=rtl] .cnt-body ul,[dir=rtl] .cnt-body ol{padding-left:0;padding-inline-start:24px}
@media(max-width:640px){.lib-model ol{grid-template-columns:1fr}.cnt-nav-right a{font-size:12px}.cnt-nav{gap:10px}.cnt-hero h1{font-size:30px}.lib-toc{padding:16px}.lib-page-nav{flex-wrap:wrap}.cnt-meta{gap:8px}}@media print{.lib-search,.lib-topics,.cnt-nav,.lib-page-nav{display:none}}