/* Text-first knowledge library. Every rule scoped away from shared navigation. */
.nt-encyclopedia{background:#102b3d}
.nt-encyclopedia main{background:#f3f8f6;color:#203e4a;padding-bottom:76px;--ink:#183646;--text:#294957;--accent:#23685f}
.wiki-article{max-width:1180px;margin:auto;padding:22px 28px 0}
.wiki-crumbs{display:flex;flex-wrap:wrap;gap:7px 10px;color:#526e77;font-size:11px;line-height:1.7;margin:0 0 34px}
.wiki-crumbs a{text-decoration:underline;text-underline-offset:3px;color:#295f61}
.wiki-crumbs [aria-current]{max-width:100%}
.wiki-heading{padding:38px 42px;border:1px solid #4f8b9160;border-radius:22px;background:radial-gradient(ellipse at 100% 0,#286d6255,transparent 65%),linear-gradient(125deg,#10283d,#174252);box-shadow:0 20px 44px #102e3c13;color:#fff;margin-bottom:40px}
.wiki-heading .wiki-kicker{color:#abedda;font-size:10px;letter-spacing:.14em;font-weight:700;display:flex;align-items:center;gap:9px;margin:0 0 22px}
.wiki-heading .ux-icon{width:19px;height:19px;flex:none}
.wiki-heading h1{font:500 clamp(25px,3vw,39px)/1.4 'Unbounded',sans-serif;letter-spacing:-.035em;color:#fff;max-width:950px;margin:0 0 22px}
.wiki-heading .wiki-lead p{font-size:17px;line-height:1.8;max-width:850px;color:#e4f1f2;margin:0}
.wiki-byline{border-top:1px solid #acd3d335;margin-top:28px;padding-top:18px;display:flex;align-items:center;flex-wrap:wrap;gap:8px 16px;font-size:12px;color:#b6ccd1}
.wiki-byline a{color:#c0f5e5;text-decoration:underline;text-underline-offset:4px}
.wiki-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:52px;align-items:start}
.wiki-toc{position:sticky;top:96px;max-height:calc(100dvh - 125px);overflow:auto;padding:22px 18px;border:1px solid #bed6d0;border-radius:16px;background:#e7f1ed;font-size:12px;line-height:1.7}
.wiki-toc>p{display:flex;align-items:center;gap:8px;font-weight:700;color:#1b4a50;margin:0 0 14px}
.wiki-toc .ux-icon{width:18px;height:18px}
.wiki-toc ol{padding-left:20px;margin:0}
.wiki-toc li{padding:5px 0 5px 2px;color:#42766b}
.wiki-toc a{color:#244653;display:inline-block}
.wiki-toc a:hover{color:#126752;text-decoration:underline;text-underline-offset:4px}
.wiki-reading{min-width:0;max-width:750px}
.wiki-text{font:400 16px/1.95 'Open Sans',Arial,sans-serif;color:#2d4955}
.wiki-reading h2{font:500 23px/1.5 'Unbounded',sans-serif;letter-spacing:-.035em;color:#173747;scroll-margin-top:105px;margin:45px 0 20px}
.wiki-text>h2:first-of-type{margin-top:0}
.wiki-text p{margin:0 0 19px;color:inherit}
.wiki-text strong{color:#183b49;font-weight:700}
.wiki-text a,.wiki-sources a{color:#196854;text-decoration:underline;text-decoration-color:#80b8a6;text-underline-offset:4px}
.wiki-question{border:1px solid #bed6cf;border-radius:12px;background:#fff;margin:12px 0;overflow:hidden}
.wiki-question>summary{display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;padding:20px;list-style:none;white-space:normal;color:#214958;background:#fff}
.wiki-question>summary::-webkit-details-marker{display:none}
.wiki-question>summary:after{display:none}
.wiki-question>summary h3{font:700 15px/1.65 'Open Sans',sans-serif;letter-spacing:0;margin:0;color:inherit}
.wiki-question>summary:hover,.wiki-question[open]>summary{background:#e0f1e9;color:#173f48}
.wiki-plus{font-size:24px;color:#276d5c;line-height:1;flex:none;transition:transform .2s}
.wiki-question[open] .wiki-plus{transform:rotate(45deg)}
.wiki-question p{padding:0 20px 20px;margin:0;background:#fff;color:#2d4955;font-size:15px}
.wiki-question[open]>summary+p{padding-top:18px}
.wiki-sources{border-top:1px solid #bed6cf;margin-top:44px;padding-top:4px;scroll-margin-top:100px;font-size:13px;line-height:1.9;color:#415e66}
.wiki-sources h2{display:flex;align-items:center;gap:12px;font-size:19px;margin-top:26px}
.wiki-sources .ux-icon{width:23px;height:23px;flex:none;color:#357a68}
.wiki-sources ul{padding-left:19px}
.wiki-sources li{margin:10px 0}
.wiki-author{display:flex;gap:16px;padding:22px;background:#e5efeb;border-radius:14px;margin:24px 0 16px}
.wiki-author h3{font:700 16px/1.5 'Open Sans',sans-serif;color:#183e4b;margin:0 0 9px}
.wiki-author p{margin:0 0 8px;color:#2d4b56}
.wiki-editorial{font-size:11px;color:#556b73}
.wiki-study{background:linear-gradient(120deg,#112e43,#24544f);border-radius:18px;padding:28px;margin:32px 0;color:#e1f0ef}
.wiki-study .ux-icon{width:24px;height:24px;color:#a9ecd4}
.wiki-study h2{color:#fff;font-size:20px;margin:12px 0}
.wiki-study p{font-size:14px;line-height:1.8;color:#e1f0ef;margin-bottom:20px}
.wiki-study-actions{display:flex;align-items:center;flex-wrap:wrap;gap:15px 22px}
.wiki-study .button{font-size:13px;padding:13px 21px;background:linear-gradient(110deg,#c8f5e2,#95d8c4);color:#143e45;border-color:#b7e8d4}
.wiki-book-link{font-size:13px;text-decoration:underline;color:#defaf1;text-underline-offset:5px}
.wiki-related h2{font-size:19px;margin:28px 0 12px}
.wiki-related>a{display:block;padding:16px 0;border-bottom:1px solid #bfd5ce;font-size:14px;line-height:1.6;color:#225b55;text-decoration:underline;text-underline-offset:4px}
.nt-encyclopedia main :focus-visible{outline:3px solid #258672;outline-offset:4px}
@media(max-width:960px){.wiki-layout{grid-template-columns:1fr;gap:28px}.wiki-reading{max-width:760px;margin:auto;width:100%}.wiki-toc{position:static;max-height:none;padding:22px;max-width:760px;width:100%;margin:auto}.wiki-toc ol{columns:2;column-gap:30px}.wiki-toc li{break-inside:avoid}.wiki-heading{padding:30px}.wiki-crumbs{margin-bottom:22px}}
@media(max-width:600px){.wiki-article{padding:18px 18px 0}.wiki-heading{padding:24px 20px;border-radius:16px;margin-bottom:24px}.wiki-heading h1{font-size:23px;line-height:1.5}.wiki-heading .wiki-lead p{font-size:14px;line-height:1.85}.wiki-heading .wiki-kicker{font-size:8px;letter-spacing:.1em}.wiki-byline{font-size:10px;gap:8px 12px}.wiki-toc ol{columns:1}.wiki-toc{font-size:12px}.wiki-text{font-size:15px;line-height:1.9}.wiki-reading h2{font-size:19px;line-height:1.6;margin-top:32px}.wiki-question>summary{padding:17px}.wiki-question>summary h3{font-size:14px}.wiki-question p{font-size:14px;padding-inline:17px}.wiki-sources h2,.wiki-study h2,.wiki-related h2{font-size:17px}.wiki-study{padding:23px}.wiki-author{padding:18px;gap:10px}.wiki-author h3{font-size:14px}.wiki-crumbs{font-size:10px;gap:5px 7px}}
@media(prefers-reduced-motion:reduce){.wiki-plus{transition:none}}
.wiki-toc ol{list-style:none;padding-left:0;counter-reset:topic}
.wiki-toc li{display:grid;grid-template-columns:19px minmax(0,1fr);gap:7px;counter-increment:topic;align-items:start}
.wiki-toc li:before{content:counter(topic,decimal-leading-zero);font-size:10px;font-weight:700;color:#548575;padding-top:2px}
/* Reading layout: collapsible contents before the text at every width. */
.wiki-layout{display:block;max-width:820px;margin:auto}
.wiki-reading{max-width:none}
.wiki-contents{border:1px solid #b9d0da;border-radius:16px;background:#eaf1f5;margin:0 0 38px;overflow:hidden}
.wiki-contents>summary{display:flex;align-items:center;gap:12px;list-style:none;cursor:pointer;padding:20px 24px;font:700 15px/1.5 'Open Sans',sans-serif;color:#183f61}
.wiki-contents>summary::-webkit-details-marker{display:none}
.wiki-contents>summary .ux-icon{width:20px;height:20px;flex:none}
.wiki-toc-chevron{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);margin-left:auto;flex:none}
.wiki-contents[open] .wiki-toc-chevron{transform:rotate(225deg)}
.wiki-toc{position:static;max-height:none;border:0;border-radius:0;background:transparent;padding:0 24px 22px;width:auto;max-width:none}
.wiki-toc ol{columns:1}
.wiki-toc .toc-h3{padding-left:25px;font-size:.95em}
.wiki-toc a{color:#245880}
.wiki-dates{display:flex;flex-wrap:wrap;gap:6px 24px;margin-top:12px;font:400 12px/1.7 'Open Sans',sans-serif;color:#ccdde5}
.wiki-reading h3{font:600 19px/1.6 'Open Sans',sans-serif;color:#173747;margin:30px 0 15px;scroll-margin-top:100px}
.wiki-reading h2,.wiki-heading h1{scroll-margin-top:100px}
.wiki-table-scroll{overflow-x:auto;max-width:100%;border:1px solid #c8d8e3;border-radius:12px;margin:28px 0;overscroll-behavior-x:contain}
.wiki-table-scroll table{width:100%;min-width:540px;border-collapse:collapse;font:400 14px/1.7 'Open Sans',sans-serif}
.wiki-table-scroll th,.wiki-table-scroll td{padding:16px;text-align:left;vertical-align:top;border-bottom:1px solid #cfdee7;border-right:1px solid #cfdee7;color:#27465d}
.wiki-table-scroll th{background:#ddeaf4;color:#163c60;font-weight:700}
.wiki-table-scroll tr:nth-child(even) td{background:#edf3f8}
.wiki-text li{margin:8px 0}.wiki-text ul,.wiki-text ol{padding-left:25px}
.wiki-text a{overflow-wrap:anywhere}
.wiki-profiling main{background:#f3f6fa}
.wiki-profiling .wiki-heading{background:radial-gradient(ellipse at 100% 0,#3276aa55,transparent 65%),linear-gradient(125deg,#0b2139,#183a60)}
.wiki-profiling .wiki-text a,.wiki-profiling .wiki-related>a{color:#215fab;text-decoration-color:#80a6d0}
.wiki-profiling .wiki-heading .wiki-kicker{color:#a8cffa}
.wiki-study{display:grid;grid-template-columns:140px minmax(0,1fr);gap:24px;align-items:center}
.wiki-study .wiki-academy-logo{width:140px;height:auto;display:block;border-radius:12px}
.wiki-study .wiki-study-label{font-size:10px;letter-spacing:.12em;font-weight:700;color:#a9d7d9;margin:0}
.wiki-study h2{margin:10px 0 14px}
@media(max-width:600px){.wiki-contents{margin-bottom:28px}.wiki-contents>summary{padding:17px 18px;font-size:14px}.wiki-toc{padding:0 18px 18px}.wiki-toc .toc-h3{padding-left:14px}.wiki-reading h3{font-size:17px}.wiki-dates{font-size:10px;display:grid;gap:4px}.wiki-study{grid-template-columns:1fr;gap:18px}.wiki-study .wiki-academy-logo{width:130px}.wiki-table-scroll th,.wiki-table-scroll td{padding:12px}.wiki-table-scroll table{font-size:13px}}

/* Keep contents readable on hover and keyboard focus. */
.nt-home .wiki-contents>summary:hover,.nt-home .wiki-contents>summary:focus-visible{color:#155348;background:#dceee7}
.nt-home .wiki-contents>summary:hover .ux-icon,.nt-home .wiki-contents>summary:focus-visible .ux-icon{color:currentColor}