@import url("fonts.css");
.language-switch{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;flex-shrink:0;min-height:40px;min-width:72px;border-radius:3px}.language-switch:hover{background:#ffffff18;text-decoration:none}.language-switch .selected-language{font-weight:800;text-decoration:underline;text-underline-offset:4px}
@media(max-width:760px){.header-inner .brand{max-width:calc(100% - 90px)}.header-inner>.language-switch{margin-top:4px}}

:root{--navy:#213363;--deep:#172648;--wine:#9d2948;--ink:#202d46;--muted:#687185;--paper:#f5f6f8;--line:#dfe3eb;--green:#36735f;--white:#fff;font-family:Montserrat,Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}button,input{font:inherit}button,a,input{touch-action:manipulation}:focus-visible{outline:3px solid #ca8a16;outline-offset:4px}button{cursor:pointer}.skip{position:absolute;left:16px;top:-60px;background:white;padding:12px;z-index:10}.skip:focus{top:8px}.topline{background:var(--deep);color:#cdd5e7;font-size:12px;padding:10px max(24px,calc((100% - 1280px)/2));letter-spacing:.03em}.header{background:var(--navy);color:white}.header-inner{max-width:1280px;margin:auto;padding:26px 24px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:15px}.monogram{border:1px solid #ffffff60;padding:9px;font-weight:800;font-size:21px;letter-spacing:-1px}.brand strong{display:block;font-size:18px}.brand small{display:block;color:#ccd5e8;margin-top:5px;font-size:12px}.header-search{margin-left:auto;display:flex;border-bottom:1px solid #ffffff70;max-width:285px}.header-search input{background:transparent;border:0;padding:12px 0;color:white;min-width:0;width:100%}.header-search input::placeholder{color:#d1d8e7}.header-search button{background:transparent;border:0;color:white;padding:10px}.language{font-size:12px;border:1px solid #ffffff55;padding:8px}.nav{border-top:1px solid #ffffff20}.nav-inner{max-width:1280px;margin:auto;display:flex;padding:0 24px;gap:32px}.nav a{font-size:14px;padding:17px 0;border-bottom:3px solid transparent}.nav a.active{border-bottom-color:#fff;font-weight:700}.nav .external{margin-left:auto;color:#cdd5e7}.container{max-width:1280px;margin:auto;padding:0 24px}.breadcrumb{font-size:12px;color:var(--muted);padding:25px 0;display:flex;gap:10px;flex-wrap:wrap}.eyebrow{font-size:11px;letter-spacing:.16em;font-weight:700;color:var(--wine);text-transform:uppercase}.hero{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;padding:40px 0 48px;align-items:center}.hero h1{font-size:clamp(36px,4.5vw,62px);line-height:1.08;letter-spacing:-.045em;margin:17px 0 24px;max-width:650px}.hero h1 span{color:var(--wine)}.lead{font-size:17px;line-height:1.8;color:var(--muted);max-width:570px}.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:12px;background:var(--navy);color:white;padding:14px 20px;font-size:13px;font-weight:700;border:1px solid var(--navy);border-radius:3px}.btn:hover{background:var(--deep);text-decoration:none}.btn.secondary{background:white;color:var(--navy);border-color:var(--line)}.btn.wine{background:var(--wine);border-color:var(--wine)}.hero-art{min-height:320px;background:var(--navy);color:white;position:relative;overflow:hidden;padding:35px;border-radius:4px;display:flex;flex-direction:column;justify-content:space-between}.hero-art:after{content:'';width:270px;height:270px;border:55px solid #ffffff08;border-radius:50%;position:absolute;right:-90px;top:-90px}.hero-art .art-label{letter-spacing:.15em;font-size:11px;color:#cbd4e8}.hero-art strong{font-size:34px;line-height:1.2;max-width:240px;z-index:1}.art-bottom{display:flex;align-items:end;justify-content:space-between;border-top:1px solid #ffffff33;padding-top:20px;font-size:12px;color:#d5dceb}.art-number{font-size:44px;font-weight:700;color:white;line-height:1}.stats{display:flex;gap:28px;font-size:12px;color:var(--muted);margin-top:28px}.stats b{color:var(--ink)}.section-top{display:flex;justify-content:space-between;align-items:end;gap:24px;margin:12px 0 24px}.section-top h2{font-size:27px;letter-spacing:-.025em;margin:8px 0}.section-top p{color:var(--muted);font-size:14px;margin:0}.section-top a{font-size:13px;color:var(--wine);font-weight:700}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:white;border:1px solid var(--line);border-radius:4px;padding:26px;display:flex;flex-direction:column;min-height:230px;transition:border-color .15s,transform .15s}.card:hover{border-color:#aebbd3;transform:translateY(-3px);text-decoration:none}.card-top{display:flex;justify-content:space-between;align-items:center}.number{font-size:12px;font-weight:700;color:var(--wine);background:#f8edf0;padding:8px 10px;border-radius:3px}.card-tag{font-size:10px;color:var(--muted);letter-spacing:.09em;text-transform:uppercase}.card h3{font-size:19px;line-height:1.35;margin:20px 0 10px}.card p{font-size:13px;color:var(--muted);line-height:1.7;margin:0 0 22px}.card-foot{margin-top:auto;border-top:1px solid var(--line);padding-top:15px;font-size:12px;display:flex;justify-content:space-between}.done{color:var(--green);font-weight:700}.help-band{margin:35px 0 55px;padding:26px 30px;background:#e9edf4;display:flex;align-items:center;justify-content:space-between;gap:20px}.help-band h3{margin:0 0 8px;font-size:17px}.help-band p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.layout{display:grid;grid-template-columns:230px minmax(0,1fr) 170px;gap:36px;padding-bottom:55px;align-items:start}.sidebar{position:sticky;top:20px}.sidebar-title{font-size:10px;font-weight:bold;letter-spacing:.12em;color:var(--muted);margin:5px 0 18px}.lesson-nav{display:flex;flex-direction:column;gap:5px}.lesson-nav a{font-size:13px;line-height:1.5;padding:12px;display:flex;gap:10px;border-radius:3px}.lesson-nav a span{color:var(--muted);font-size:11px;padding-top:2px}.lesson-nav a.current{background:var(--navy);color:white}.lesson-nav a.current span{color:#ccd5e8}.lesson-nav a:hover{background:#e7ebf2;text-decoration:none;color:var(--ink)}.progress-box{border-top:1px solid var(--line);margin-top:22px;padding-top:20px;font-size:12px;color:var(--muted)}progress{display:block;width:100%;height:6px;margin:12px 0;accent-color:var(--wine)}.article{background:white;border:1px solid var(--line);padding:36px;border-radius:4px;min-width:0}.article h1{font-size:34px;line-height:1.18;letter-spacing:-.035em;margin:15px 0 20px}.article h2{font-size:21px;margin:32px 0 15px;line-height:1.4;scroll-margin-top:20px}.article p,.article li{font-size:15px;line-height:1.85}.article li{padding-left:4px;margin-bottom:9px}.article ul{padding-left:21px}.article a:not(.btn){color:var(--wine);text-decoration:underline;text-underline-offset:3px}.note{background:#f3f5f9;border-left:3px solid var(--navy);padding:17px 20px;margin:25px 0;font-size:14px;line-height:1.7}.note strong{display:block;margin-bottom:5px}.source{font-size:12px!important;color:var(--muted);border-top:1px solid var(--line);padding-top:20px}.toc{font-size:12px;position:sticky;top:25px;line-height:1.6}.toc a{display:block;color:var(--muted);border-left:1px solid var(--line);padding:7px 0 7px 14px}.lesson-bottom{display:flex;justify-content:space-between;gap:12px;margin-top:24px;flex-wrap:wrap}.quiz{border:1px solid var(--line);padding:20px;margin:25px 0}.quiz legend{font-weight:bold;font-size:14px;padding:0 8px}.quiz label{display:flex;align-items:start;gap:10px;font-size:14px;line-height:1.5;padding:10px;background:var(--paper);margin:8px 0;cursor:pointer}.quiz input{margin-top:4px}.quiz button{margin-top:10px}.feedback{font-size:13px!important;margin-bottom:0}.wide{max-width:900px;margin:0 auto 50px}.file-row{border-top:1px solid var(--line);padding:20px 0;display:flex;justify-content:space-between;gap:20px;align-items:center}.file-row p{margin:4px 0;font-size:12px;color:var(--muted)}.file-row a{font-weight:700}.search-input{width:100%;padding:15px;border:1px solid #aeb8ca;background:white;border-radius:3px}.result{display:block;border-top:1px solid var(--line);padding:22px 0}.result h2{margin:0 0 7px;font-size:19px}.result p{margin:0;color:var(--muted);font-size:14px}.footer{background:var(--deep);color:#c8d0e1;padding:30px 0;font-size:12px}.footer-inner{display:flex;justify-content:space-between;gap:20px;line-height:1.8}.footer strong{color:white}.menu-toggle{display:none}.hidden,[hidden]{display:none!important}.empty{padding:24px 0;color:var(--muted)}@media(max-width:1100px){.layout{grid-template-columns:210px minmax(0,1fr);gap:25px}.toc{display:none}.hero{gap:25px}.nav-inner{gap:24px}}@media(max-width:760px){.topline{font-size:10px;padding:9px 20px}.header-inner{padding:20px;flex-wrap:wrap;gap:15px}.brand strong{font-size:15px}.brand small{font-size:10px}.language{margin-left:auto}.header-search{order:4;max-width:none;width:100%;margin:0}.nav-inner{padding:0 20px;gap:23px;overflow:auto;white-space:nowrap}.nav a{font-size:12px;padding:15px 0}.nav .external{display:none}.container{padding:0 20px}.hero{grid-template-columns:1fr;padding:15px 0 30px;gap:28px}.hero h1{font-size:42px}.lead{font-size:15px}.hero-art{min-height:230px;padding:25px}.hero-art strong{font-size:28px;max-width:100%}.stats{gap:20px}.cards{grid-template-columns:1fr}.card{min-height:200px}.section-top{align-items:start}.section-top h2{font-size:24px}.section-top a{white-space:nowrap;padding-top:10px}.help-band{align-items:start;flex-direction:column;padding:23px}.layout{display:block}.sidebar{position:static;margin-bottom:22px}.menu-toggle{display:block;width:100%;background:white;border:1px solid var(--line);padding:14px;text-align:left;color:var(--navy);font-weight:700}.js .sidebar.collapsed .lesson-nav{display:none}.sidebar-title{display:none}.progress-box{margin:15px 0;border:0;padding:0}.article{padding:24px 20px}.article h1{font-size:30px}.article h2{font-size:20px}.footer-inner{flex-direction:column}.file-row{align-items:start;flex-direction:column;gap:8px}.wide.article{margin-top:0}.breadcrumb{font-size:11px}.lesson-bottom .btn{flex-grow:1}}@media print{.header,.topline,.sidebar,.toc,.footer,.quiz,.lesson-bottom,.buttons,.breadcrumb{display:none}.layout{display:block}.article{border:0;padding:0}.container{max-width:none}.article a{color:black}.note{break-inside:avoid}}


.source-figure{margin:28px 0}.source-figure img{display:block;width:100%;height:auto;border:1px solid var(--line)}.source-figure figcaption{font-size:12px;line-height:1.6;color:var(--muted);margin-top:10px}

.university-logo{display:block;width:290px;height:auto;flex-shrink:0}.brand-course{border-left:1px solid #ffffff40;padding-left:22px}.brand{gap:22px}@media(max-width:1100px){.university-logo{width:240px}.brand-course{max-width:190px}.brand-course strong{font-size:15px}}@media(max-width:760px){.brand{flex-direction:column;align-items:flex-start;gap:8px;max-width:calc(100% - 55px)}.university-logo{width:250px;max-width:100%;height:auto}.brand-course{border-left:0;padding-left:0;max-width:none}.brand-course strong{font-size:14px}.header-inner>.language{align-self:flex-start;margin-top:12px}}

.sources{margin-top:30px;border-top:1px solid var(--line);padding-top:18px;color:var(--muted)}.sources summary{cursor:pointer;font-size:13px;font-weight:600}.sources p,.sources li{font-size:12px;line-height:1.7}.sources a{overflow-wrap:anywhere}
.lesson-contents{border:1px solid var(--line);background:var(--paper);padding:16px 18px;margin:24px 0}.lesson-contents summary{cursor:pointer;font-size:14px;font-weight:700}.lesson-contents nav{display:grid;gap:10px;padding-top:16px}.lesson-contents a{font-size:13px;line-height:1.6}.toc{max-height:calc(100vh - 50px);overflow-y:auto;scrollbar-width:thin}.quiz fieldset{border:0;padding:0;margin:0;min-width:0}.article section{overflow-wrap:break-word}.study-flow{display:grid;gap:12px;margin:24px 0}.study-flow>div{padding:18px;border:1px solid var(--line);border-left:4px solid var(--wine);background:var(--paper)}.study-flow strong{display:block;font-size:15px;margin-bottom:6px}.study-flow p{margin:0;font-size:14px}.study-flow .flow-branches{display:grid;grid-template-columns:1fr 1fr;gap:16px}.flow-branches>div{min-width:0}@media(max-width:760px){.study-flow .flow-branches{grid-template-columns:1fr}.lesson-contents{padding:14px}.quiz{padding:16px}}@media print{.lesson-contents{display:none}.toc{max-height:none}.study-flow>div{break-inside:avoid}}