@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#0a1520;--p:#142735;--line:#304753;--gold:#d8c18c;--mint:#b3d0b7;--text:#f1eee7;--muted:#9ab0b9}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Manrope,Arial,sans-serif}body{position:relative}button,input{font:inherit}button{cursor:pointer}button:disabled{opacity:.35;cursor:not-allowed}button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}[hidden]{display:none!important}em{color:var(--gold);font-style:normal;font-weight:400}.amb{position:fixed;z-index:0;pointer-events:none;inset:0;background:radial-gradient(ellipse at 48% -20%,#34544564,transparent 52%),radial-gradient(ellipse at 100% 120%,#22466050,transparent 43%)}.symbol{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid #688475;color:var(--gold);font-size:22px;vertical-align:middle}.lock{min-height:100dvh;position:relative;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:25px 16px}.wordmark{font-size:12px;letter-spacing:.17em;font-weight:800}.wordmark .symbol{margin-right:10px}.faded{color:#91a4ae;font-size:10px}.gate{background:linear-gradient(145deg,#1b303be9,#10202feb);border:1px solid #3b515c;border-radius:19px;box-shadow:0 25px 100px #0006;width:min(510px,100%);padding:44px 50px 34px;margin:48px auto 37px;text-align:center}.overline{font-size:10px;letter-spacing:.19em;color:var(--gold);font-weight:800}.orbit{display:flex;justify-content:center;margin:38px 0 23px}.orbit i{font-size:12px;font-style:normal;font-weight:800;color:var(--gold);display:grid;place-items:center;width:48px;height:48px;border-radius:50%;margin:0 -3px;background:#213844;border:1px solid #69816d}.orbit i:nth-child(2){transform:translateY(-12px);background:#294940}.gate h1{font-size:clamp(37px,5vw,52px);letter-spacing:-.05em;line-height:1.08;margin:0 0 18px}.gate>p{color:#9bafb9;font-size:13px;line-height:1.8;margin:0 auto 30px;max-width:310px}.gate form{text-align:left}.gate label{font-size:11px;color:#b7c7ca;font-weight:700;display:block;margin-bottom:9px}.inputrow{display:flex;background:#0b1b28;border:1px solid #405761;border-radius:8px;height:50px}.inputrow:focus-within{border-color:var(--gold)}.inputrow input{color:white;background:transparent;min-width:0;border:0;outline:none;padding:0 13px;flex:1;font-size:13px}.inputrow button{color:#a5b7bf;background:none;border:0;padding:0 16px}.primary{color:#16242b;background:var(--gold);border:1px solid var(--gold);padding:13px 20px;border-radius:8px;font-size:12px;font-weight:800}.primary:hover{background:#f0dba8}.primary.wide{width:100%;display:flex;align-items:center;justify-content:space-between;margin-top:13px}.privacy{font-size:10px;color:#87a2a6;margin-top:25px}.endline{color:#8199a3;font-size:10px;letter-spacing:.17em}.error{font-size:11px;color:#ee9898;min-height:16px;margin-top:9px}.top{height:70px;z-index:2;position:relative;display:flex;align-items:center;gap:36px;padding:0 29px;background:#0e1e2add;border-bottom:1px solid var(--line)}.logo{background:none;border:0;color:var(--text);font-weight:800;font-size:14px;letter-spacing:.06em;display:flex;align-items:center;gap:10px}.logo b{color:var(--gold);font-weight:400}.private{font-size:10px;letter-spacing:.1em;color:#89a1a9}.private small{color:var(--mint);border:1px solid #527266;border-radius:20px;padding:3px 8px;margin-left:8px}.topright{display:flex;gap:6px;margin-left:auto}.smallbtn{color:#b9cbd0;background:#1c303e;border:1px solid #34515e;padding:9px 12px;border-radius:7px;font-size:11px}.layout{position:relative;z-index:1;display:flex;min-height:calc(100dvh - 70px)}.sidebar{width:252px;flex:0 0 252px;background:#0d1d29;border-right:1px solid var(--line);padding:34px 18px 23px;display:flex;flex-direction:column}.intro{padding:0 14px 31px}.intro h2{font-size:29px;line-height:1.14;letter-spacing:-.05em;margin:15px 0}.accent{color:var(--gold)}.sidelabel{display:flex;justify-content:space-between;color:#93a7ac;font-size:10px;font-weight:800;letter-spacing:.12em;padding:0 12px;margin-bottom:13px}.sidelabel span{color:var(--gold)}#courseMenu{display:grid;gap:5px}.coursebutton{width:100%;display:flex;align-items:center;text-align:left;gap:11px;border:1px solid transparent;border-radius:9px;color:#c7d2d5;background:none;padding:11px;font-size:12px}.coursebutton.active,.coursebutton:hover{background:#203745;border-color:#46655f}.coursecode{display:grid;place-items:center;width:33px;height:33px;border:1px solid #546b74;border-radius:7px;color:var(--gold);font-weight:800;flex:none}.coursebutton .count{margin-left:auto;color:#8199a2;font-size:10px}.spacerline{height:1px;background:var(--line);margin:24px 0}.sidebtn{width:100%;display:flex;gap:14px;align-items:center;border:0;border-radius:8px;padding:12px;background:none;color:var(--gold);text-align:left;font-size:23px}.sidebtn span{color:#b9cdd1;font-size:12px}.sidebtn small{margin-left:auto;font-size:11px}.sidebtn:hover{background:#1c3542}.sidebarend{margin-top:auto;border-top:1px solid var(--line);padding:23px 10px 0;display:flex;align-items:center;gap:14px;flex-wrap:wrap}.sidebarend strong{font-size:40px;color:var(--gold);font-weight:400}.sidebarend span{font-size:11px;color:#b2c4c7}.sidebarend p{font-size:10px;color:#7e98a0;line-height:1.7;margin:15px 0}.main{width:100%;min-width:0;max-width:1710px;margin:0 auto;padding:41px 46px}.heading{display:flex;justify-content:space-between;gap:15px;align-items:center}.crumbs{color:#97afb7;letter-spacing:.13em;font-size:10px;font-weight:800}.heading h1{font-size:clamp(29px,3.4vw,43px);letter-spacing:-.05em;margin:12px 0 9px}.heading p{font-size:12px;color:#96aeb8;margin:0}.headstat{border-left:1px solid #49606a;padding-left:28px;text-align:right}.headstat strong{display:block;font-size:35px;font-weight:400;color:var(--gold)}.headstat small{font-size:9px;color:#95a9b1;letter-spacing:.08em}.toolbar{display:flex;align-items:center;gap:12px;margin:34px 0 18px}.mapsearch{height:44px;background:#132835;color:var(--gold);border:1px solid #39525f;border-radius:8px;padding:0 14px;display:flex;align-items:center;gap:9px;max-width:390px;flex:1}.mapsearch input{color:var(--text);border:0;outline:0;min-width:0;background:none;font-size:12px;width:100%}.outlined{background:#192f3c;border:1px solid #3b5560;color:#c6d5d7;border-radius:8px;padding:10px 14px;font-size:11px;font-weight:700}.outlined:hover{color:var(--gold);border-color:var(--gold)}.hint{font-size:10px;color:#809ca6;margin-left:auto}.viewport{height:clamp(420px,65dvh,790px);position:relative;overflow:hidden;border:1px solid #334c58;border-radius:14px;cursor:grab;touch-action:none;background-color:#0d1e2b;background-image:radial-gradient(#45626d88 .85px,transparent .85px),radial-gradient(ellipse at 75% 25%,#395b4c40,transparent 70%);background-size:24px 24px,100% 100%}.viewport:active{cursor:grabbing}.canvas{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform;user-select:none}.mapnode{position:absolute;border:1px solid #395964;background:linear-gradient(140deg,#1b3340,#122532);display:flex;flex-direction:column;align-items:stretch;text-align:left;color:#f1f0e9;border-radius:12px;padding:20px;box-shadow:0 12px 27px #0003;transition:background .15s,border-color .15s}.mapnode:hover{background:#284449;border-color:var(--gold)}.mapnode::before{content:'';position:absolute;top:0;left:20px;width:40px;height:2px;background:var(--gold)}.mapnode.course{width:272px;height:197px;padding:26px}.mapnode.lesson{width:244px;height:116px;padding:14px 17px}.mapnode .kicker{color:var(--gold);font-size:10px;font-weight:800;letter-spacing:.12em}.mapnode strong{font-size:26px;letter-spacing:-.04em;margin-top:12px}.mapnode.lesson strong{font-size:12px;line-height:1.35;margin-top:9px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;word-break:break-word;letter-spacing:0}.nodefoot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;color:#a2b6be;font-size:11px}.mapnode.lesson .nodefoot{font-size:9px}.nodefoot i{font-style:normal;color:var(--gold);font-size:20px}.mapnode.dim{opacity:.12;pointer-events:none}.connector{position:absolute;height:1px;background:#69887888;transform-origin:0 0;pointer-events:none}.origin{position:absolute;border:1px solid #7f987d;border-radius:30px;padding:11px 23px;background:#27413a;color:#d8e5db;font-weight:800;letter-spacing:.1em;font-size:11px}.zoom{position:absolute;bottom:16px;right:16px;border:1px solid #49616b;border-radius:9px;padding:4px;display:flex;gap:3px;background:#132836ef;z-index:2}.zoom button{width:35px;height:35px;background:none;border:0;color:#f2f0e7;font-size:20px}.zoom button:hover{color:var(--gold)}.viewhint{position:absolute;left:23px;bottom:24px;color:#91a9af;font-size:9px;letter-spacing:.1em}.mapfoot{display:flex;justify-content:space-between;margin-top:13px;font-size:10px;color:#829ba4}.mapfoot b{color:var(--gold)}.returnbar{display:flex;justify-content:space-between;align-items:center;margin:0 0 28px}.textbtn{color:var(--gold);border:0;background:none;padding:0;font-size:11px;font-weight:800;letter-spacing:.1em}.id{font-size:11px;color:#96acb6}.lessonheading{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:28px}.lessonheading h1{font-size:clamp(22px,2.7vw,37px);letter-spacing:-.04em;line-height:1.3;margin:10px 0;overflow-wrap:anywhere}.lessonheading p{color:#9bb0b8;font-size:11px;margin:0}.lessonheading button{white-space:nowrap;color:var(--gold)}.lessonheading button.starred{background:#3e483a}.readgrid{display:grid;grid-template-columns:minmax(240px,285px) minmax(0,1fr);align-items:start;gap:20px}.topicnav{border:1px solid #324e59;background:#122633;border-radius:11px;position:sticky;top:15px;max-height:calc(100dvh - 40px);overflow-y:auto}.topiccap{display:flex;justify-content:space-between;padding:18px;border-bottom:1px solid #334c56;color:var(--gold);letter-spacing:.13em;font-size:10px;font-weight:800}.topicrow{border-bottom:1px solid #263e49}.topicbtn{display:flex;align-items:center;justify-content:space-between;gap:8px;background:none;border:0;width:100%;text-align:left;font-size:11px;line-height:1.55;color:#d4dcdb;font-weight:800;padding:16px}.topicbtn:hover{background:#1c3542}.sublist{padding:0 9px 10px}.subbtn{width:100%;border:0;border-left:2px solid #35535c;background:none;color:#9eb5bc;text-align:left;padding:9px 13px;font-size:10px;line-height:1.55}.subbtn.active,.subbtn:hover{color:var(--gold);background:#29414a;border-left-color:var(--gold)}.article{border:1px solid #354d59;background:#142935;border-radius:12px;min-height:500px;padding:29px 33px}.articlebar{display:flex;justify-content:space-between;align-items:center;gap:10px;border-bottom:1px solid #36515c;padding-bottom:17px}.articlebar span{color:#9db1ba;font-size:10px}.article h2{font-size:21px;line-height:1.4;letter-spacing:-.02em;margin:27px 0}.text{color:#e9ece7;font:400 15px/1.95 'DM Sans',Manrope,Arial,sans-serif;white-space:pre-wrap;overflow-wrap:anywhere;user-select:text}.pagination{display:flex;align-items:center;justify-content:space-between;gap:9px;margin-top:32px;padding-top:23px;border-top:1px solid #38525e}.pagination span{color:#9ab0ba;font-size:10px;text-align:center}.sourcehint{font-size:10px;line-height:1.7;color:#93b0a5;margin-top:30px}.globalsearch{display:flex;gap:10px;margin:26px 0}.globalsearch input{flex:1;min-width:0;border:1px solid #47616d;background:#172f3d;border-radius:8px;color:#f1f1eb;padding:13px}.searchprogress{color:#b3c8cc;font-size:12px}.results{display:grid;gap:9px}.hit{width:100%;text-align:left;border:1px solid #3d5763;background:#182f3d;color:#d8e0df;padding:17px;border-radius:9px}.hit:hover{border-color:var(--gold)}.hit strong{display:block;color:var(--gold);font-size:13px;margin-bottom:6px}.hit p{font-size:12px;line-height:1.7;margin:6px 0}.hit small{color:#a0b6bf}.hit mark{background:#d8c18c;color:#142332;border-radius:2px;padding:1px 3px}
@media(max-width:1120px){.sidebar{width:212px;flex-basis:212px}.main{padding:30px 23px}.hint{display:none}.readgrid{grid-template-columns:230px 1fr}.article{padding:23px}}@media(max-width:750px){.top{height:59px;padding:0 12px}.logo{font-size:12px}.logo .symbol{width:29px;height:29px}.private{display:none}.layout{display:block}.sidebar{width:100%;padding:9px 10px;display:block;border-right:0;border-bottom:1px solid var(--line)}.intro,.sidelabel,.spacerline,.sidebtn,.sidebarend{display:none}#courseMenu{display:flex;gap:4px;overflow-x:auto}.coursebutton{justify-content:center;padding:7px 6px;gap:5px;white-space:nowrap;font-size:10px}.coursebutton .coursecode{width:27px;height:27px}.coursebutton .count{display:none}.main{padding:21px 13px}.heading h1{font-size:29px}.headstat{padding-left:12px}.headstat strong{font-size:25px}.headstat small{font-size:8px}.toolbar{margin:21px 0 14px;flex-wrap:wrap}.mapsearch{flex-basis:100%;max-width:none}.viewport{height:55dvh;min-height:425px}.mapfoot{font-size:9px}.lessonheading{align-items:flex-start}.lessonheading h1{font-size:23px}.lessonheading button{font-size:17px;padding:5px}.readgrid{display:flex;flex-direction:column}.topicnav{position:static;width:100%;max-height:270px}.article{width:100%;padding:18px 15px}.articlebar{flex-wrap:wrap}.text{font-size:14px;line-height:1.83}.article h2{font-size:19px}.gate{padding:35px 22px 25px;margin:30px 0}.wordmark{font-size:10px}.faded{font-size:8px}.globalsearch{flex-wrap:wrap}.globalsearch .primary{width:100%}}