/* Approved direction 1: warm photographic atlas. */
body{--paper:#f8f4eb;--surface:#fffdf7;--ink:#1d3029;--muted:#586259;--line:#ddd7c8;--gold:#a94e30;--terracotta:#ac4d30;--sage:#dce3ce;--clay:#efd0ba;--forest:#cbd9c0;--ochre:#efd7a5;--blue:#d4e1e4;background-image:none}
body.dark{--paper:#1c2922;--surface:#27382e;--ink:#f0eee1;--muted:#bec7b9;--line:#4a5c4d;--gold:#e5a37c;--terracotta:#be6444;--sage:#364735;--clay:#533f33;--forest:#354d39;--ochre:#514a31;--blue:#32474b}
.topbar{box-shadow:none;background:var(--paper)}.topnav{gap:25px}.topnav .selected{border-bottom-color:var(--terracotta)}.brand small{color:var(--muted)}
.library-wrap{max-width:1440px;padding:0 48px}.library-hero{grid-template-columns:1.04fr 1.1fr;gap:10px;padding:43px 0 30px;min-height:465px;border:0;position:relative;isolation:isolate}.library-intro{position:relative;z-index:2}.library-intro .eyebrow{font-size:10px;color:#9f4e2d;letter-spacing:2.4px}.library-intro h1{font-size:clamp(53px,5.9vw,86px);line-height:1.02;letter-spacing:-2.6px;margin:23px 0 20px;max-width:650px}.library-intro>p{max-width:570px;font-size:19px;line-height:1.6}.library-buttons{margin-top:28px;gap:30px}.library-primary{background:var(--terracotta);border-color:var(--terracotta);border-radius:5px;padding:15px 24px;box-shadow:0 4px 10px #8034140a}.library-primary:hover{background:#913e26;border-color:#913e26}.library-facts{margin-top:25px;gap:0}.library-facts>span{padding:0 21px;border-left:1px solid var(--line)}.library-facts>span:first-child{padding-left:0;border-left:0}.library-facts strong{font-size:19px;color:var(--ink)}
.library-hero-art{align-self:center;background:none;position:relative;isolation:isolate;padding-top:10px}.library-hero-art:before{content:'';position:absolute;z-index:-1;width:73%;height:107%;right:0;top:-15%;border-radius:50% 50% 5% 5%;background:linear-gradient(125deg,#d3dbc1a3,#e9dfbd42);transform:rotate(18deg)}.library-hero-art:after{content:'';position:absolute;z-index:-1;width:56%;height:106%;right:8%;top:-12%;border:20px solid #f8f4eb66;border-bottom:0;border-radius:50% 50% 0 0;transform:rotate(18deg)}.library-hero-art img{width:115%;max-width:none;margin-left:-5%;position:relative;filter:drop-shadow(0 16px 16px #40311d0e)}.library-hero-art>span{display:none}
#materii{position:relative;isolation:isolate;padding:28px 0 34px;border:0}#materii:before{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(120deg,#f0eadc,#f7f1e5);box-shadow:0 0 0 100vmax #f3eddf;clip-path:inset(0 -100vmax)}.section-heading{margin-bottom:22px}.section-heading h2{font-size:38px;letter-spacing:-1px}.section-heading .eyebrow{font-size:9px;letter-spacing:2px}.section-heading>p{max-width:350px;font-size:13px}.subject-grid{gap:15px}.subject-card,.subject-card.available{background:var(--sage);border:0;border-radius:6px;min-height:380px;padding:0 17px 19px;box-shadow:0 6px 15px #45381e05;overflow:hidden}.subject-card.clay{background:var(--clay)}.subject-card.forest{background:var(--forest)}.subject-card.ochre{background:var(--ochre)}.subject-card.blue{background:var(--blue)}.subject-card:hover{box-shadow:0 13px 23px #45381e12;transform:translateY(-5px)}.subject-art{height:153px;margin:0 -17px 15px;background:none;overflow:visible}.subject-art img{padding:7px 0 0;filter:drop-shadow(0 8px 5px #5a3f2312)}.subject-art .subject-roman{top:15px;left:15px;font-size:21px;color:#4b6047}.subject-card.clay .subject-roman{color:#975338}.subject-card.ochre .subject-roman{color:#886728}.subject-card.blue .subject-roman{color:#576f78}.subject-card h3{font-size:22px;margin:10px 0;line-height:1.2;letter-spacing:-.25px}.subject-card p{font-size:12px;line-height:1.6;color:#39453b;margin-bottom:18px}.subject-status{font-size:8px;letter-spacing:1.2px;color:#495549}.subject-card.available .subject-status{color:#275433}.subject-action{border:0;padding-top:10px;display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:10px}.subject-action>span{display:grid;place-items:center;flex:0 0 30px;height:30px;border:1px solid #53654b80;border-radius:50%;font-size:17px}
.library-feature{position:relative;isolation:isolate;overflow:hidden;margin:0;padding:42px 38px;min-height:245px;border-radius:0 0 7px 7px;background:#e4e9d9}.library-feature:after{content:'';position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#e4e9d9 10%,#e4e9d9f2 42%,#e4e9d914 77%)}.library-feature>img{position:absolute;z-index:-2;right:0;top:0;width:68%;height:100%;object-fit:cover;object-position:50% 57%}.library-feature h2{font:400 43px/1.1 Georgia,serif;letter-spacing:-1px;margin:13px 0}.library-feature p{font:14px/1.6 Arial,sans-serif;margin:0 0 18px;max-width:450px}.library-feature a{font:13px Arial,sans-serif;text-underline-offset:5px}.library-feature .eyebrow{font-size:9px;color:#4d634a}
.library-section#articole{padding-top:44px}.library-search{background:var(--surface);border-radius:7px;padding:12px 17px}.library-search input{border:0;background:transparent;padding:11px;font-size:14px}.article-list{gap:22px}.article-card{border-radius:8px;overflow:hidden;background:var(--surface);border:1px solid #ded8ca;box-shadow:0 4px 16px #40301805}.article-card:hover{box-shadow:0 10px 24px #40301810;border-color:#b78f67}.article-picture{height:225px;background:linear-gradient(145deg,#edf0e3,#e0e7d5)}.article-card:nth-child(3n+2) .article-picture{background:linear-gradient(145deg,#f2e1d1,#ebcfb8)}.article-card:nth-child(3n) .article-picture{background:linear-gradient(145deg,#f4e9cf,#e8d8ae)}.article-picture img{padding:12px 16px 29px;filter:drop-shadow(0 10px 6px #533e2512)}.article-picture>span{color:#4c594b;font-size:8px;letter-spacing:1.1px}.article-copy{padding:23px}.article-copy h3{font-size:27px}.article-copy p{font-size:14px;line-height:1.75}.read-article>span{display:grid;place-items:center;width:27px;height:27px;border:1px solid var(--line);border-radius:50%;margin-top:-6px}.library-about{background:var(--sage);border:0;border-radius:8px;margin:48px 0 20px}.library-secondary{border-radius:5px}.library-resume{border-left-color:var(--terracotta);border-radius:5px}
.subject-intro{position:relative;isolation:isolate;padding:42px 35px;border:0;border-radius:8px;background:var(--sage);margin:10px 0 0;overflow:hidden}.subject-intro.clay{background:var(--clay)}.subject-intro.forest{background:var(--forest)}.subject-intro.ochre{background:var(--ochre)}.subject-intro.blue{background:var(--blue)}.subject-intro h1{max-width:820px;font-size:53px}.subject-intro>p{max-width:630px;font-size:19px}.subject-empty{padding-left:35px}
/* Matching accents carry into the lesson while keeping its reading column quiet. */
.chapter-question{border-left:0;border-radius:0 8px 8px 0;background:linear-gradient(145deg,var(--soft),var(--wash))}.chapter-question:after{display:none}.chapter-art.atlas-art{height:275px;top:9px}.chapter-question .question-copy{padding-top:258px}.chapter-question .question-copy p{font-size:29px}.chapter-watermark{background:#fffc;border:0;box-shadow:0 3px 8px #46351a0a}.chapter-pager .next-step{background:#e8eddf}.reading .lead{border-left-color:var(--terracotta)}.reading>section>h2:after{background:var(--terracotta)}.atlas-topics>a:nth-child(1){background:#e0e6d3}.atlas-topics>a:nth-child(2){background:#d6e3dc}.atlas-topics>a:nth-child(3){background:#f0dbb8}.atlas-topics>a:nth-child(4){background:#edcfbd}.quiz{border-top-color:var(--terracotta)}
body.dark #materii:before{background:#24352b;box-shadow:0 0 0 100vmax #24352b}body.dark .subject-card p,body.dark .subject-status,body.dark .subject-card.available .subject-status{color:var(--ink)}body.dark .subject-art .subject-roman{color:#d4c69c}body.dark .subject-action>span{border-color:#b9b89a88}body.dark .library-hero-art:before{background:linear-gradient(125deg,#697f4f40,#98785020)}body.dark .library-hero-art:after{border-color:#26372d55}body.dark .library-feature{background:#304431}body.dark .library-feature:after{background:linear-gradient(90deg,#304431 10%,#304431f2 42%,#30443114 77%)}body.dark .library-feature .eyebrow{color:#c0cbb2}body.dark .article-card{border-color:var(--line)}body.dark .article-picture{background:linear-gradient(145deg,#42543d,#324635)}body.dark .article-card:nth-child(3n+2) .article-picture{background:linear-gradient(145deg,#554235,#44382e)}body.dark .article-card:nth-child(3n) .article-picture{background:linear-gradient(145deg,#504b32,#403d2c)}body.dark .article-picture>span{color:#dfdfca}body.dark .library-search input{background:transparent}body.dark .library-intro .eyebrow{color:#dda57f}
@media(min-width:1500px){.library-hero{min-height:490px}.subject-art{height:177px}.subject-card{min-height:405px}.library-hero-art img{width:119%;margin-left:-7%}}
@media(max-width:1100px){.library-wrap{padding:0 32px}.library-intro h1{font-size:62px}.library-intro>p{font-size:17px}.library-hero{min-height:415px}.subject-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.subject-art{height:170px}.subject-card{min-height:365px}.subject-intro h1{font-size:46px}}
@media(max-width:780px){.library-wrap{padding:0 23px}.library-mobile{background:#ede8d9;border:0}.library-hero{grid-template-columns:1fr;padding:35px 0 20px;gap:7px}.library-intro h1{font-size:60px;letter-spacing:-1.8px;max-width:650px}.library-intro>p{max-width:560px;font-size:19px}.library-hero-art{width:100%;max-width:520px;padding-top:0}.library-hero-art img{width:108%;margin-left:-4%}.library-hero-art:before{height:90%;top:0;right:6%;width:63%}.library-hero-art:after{height:87%;top:1%;right:11%;width:49%}.subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.subject-card{min-height:355px}.subject-art{height:165px}.section-heading h2{font-size:34px}#materii{padding:29px 0}.library-feature{padding:30px 26px;min-height:240px}.library-feature h2{font-size:35px;max-width:340px}.library-feature>img{width:100%;opacity:.55}.library-feature:after{background:linear-gradient(90deg,#e4e9d9 0%,#e4e9d9c9 48%,#e4e9d940)}.library-feature p{max-width:290px}.article-list{gap:18px}.article-picture{height:200px}.subject-intro{padding:32px 25px}.subject-intro h1{font-size:41px}.subject-empty{padding-left:0}.library-about{padding:29px}.chapter-question{border-radius:0}.chapter-art.atlas-art{height:255px}.chapter-question .question-copy{padding-top:240px}body.dark .library-mobile{background:#2b3c2e}body.dark .library-feature:after{background:linear-gradient(90deg,#304431,#304431c9 48%,#30443140)}}
@media(max-width:520px){.library-wrap{padding:0 20px}.library-intro h1{font-size:51px;line-height:1.04}.library-intro .eyebrow{font-size:9px;letter-spacing:1.7px}.library-intro>p{font-size:18px}.library-buttons{gap:22px}.library-facts>span{padding:0 13px;font-size:10px}.library-facts strong{font-size:17px}.library-hero-art{margin-top:18px}.library-hero-art img{max-height:260px}.subject-grid,.article-list{grid-template-columns:1fr}.subject-card{min-height:0;padding:0 22px 23px}.subject-art{height:200px;margin:0 -22px 14px}.subject-art img{padding:10px 15px 0}.subject-art .subject-roman{left:18px}.subject-card h3{font-size:27px;max-width:none}.subject-card p{font-size:14px;line-height:1.7;max-width:none}.subject-status{font-size:9px}.subject-action{font-size:12px}.subject-action>span{width:34px;height:34px;flex-basis:34px}.article-picture{height:220px}.article-copy h3{font-size:27px}.section-heading h2{font-size:32px}.subject-intro h1{font-size:37px}.library-feature h2{font-size:33px}.library-feature{padding:30px 23px}.library-search{padding:12px}.chapter-art.atlas-art{height:235px}.chapter-question .question-copy{padding-top:225px}}
@media(prefers-reduced-motion:reduce){.subject-card:hover{transform:none}.subject-art img{transition:none}}
.library-hero{overflow:clip}.library-hero-art img{height:390px;object-fit:contain}.library-hero-art:before{top:-5%;height:104%}.library-hero-art:after{top:-2%;height:100%}
@media(min-width:1500px){.library-hero-art img{height:410px}}
@media(max-width:1100px) and (min-width:781px){.library-hero-art img{height:345px}}
@media(max-width:780px){.library-hero-art img{height:auto;max-height:340px}.library-hero-art:before{top:0;height:94%}.library-hero-art:after{top:1%;height:91%}}
@media(max-width:520px){.library-hero-art img{max-height:260px}}

/* Distinct photographic headers for the five subjects. */
.subject-banner{--banner-ground:#dde5ce;min-height:370px;padding:43px 40px;position:relative;isolation:isolate;overflow:hidden;background:var(--banner-ground);border-radius:9px}.subject-banner.clay{--banner-ground:#efd5c0}.subject-banner.forest{--banner-ground:#d2dfc5}.subject-banner.ochre{--banner-ground:#eee0bd}.subject-banner.blue{--banner-ground:#dae5e6}.subject-banner-photo{position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover;object-position:70% 50%}.subject-banner:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,var(--banner-ground) 0%,var(--banner-ground) 29%,color-mix(in srgb,var(--banner-ground) 94%,transparent) 43%,color-mix(in srgb,var(--banner-ground) 50%,transparent) 58%,transparent 78%)}.subject-banner-copy{width:58%;max-width:730px}.subject-banner-copy h1{font-size:clamp(40px,4.1vw,62px);line-height:1.06;max-width:690px;margin:21px 0}.subject-banner-copy>p{font:19px/1.7 Georgia,serif;max-width:600px;margin:20px 0 27px}.subject-banner-copy>small{display:block;margin-top:19px;font:11px/1.5 Arial,sans-serif;color:var(--muted)}.subject-banner .eyebrow{color:#4e6148;font-size:9px;letter-spacing:2px}.subject-banner-credit{position:absolute;right:15px;bottom:13px;color:#fff;font:9px Arial,sans-serif;padding:6px 9px;border-radius:3px;background:#18291e80;backdrop-filter:blur(4px)}body.dark .subject-banner{--banner-ground:#324b37}body.dark .subject-banner.clay{--banner-ground:#503f33}body.dark .subject-banner.ochre{--banner-ground:#4d472e}body.dark .subject-banner.blue{--banner-ground:#31474b}body.dark .subject-banner .eyebrow{color:#d3d6bd}
@media(max-width:1100px){.subject-banner{padding:35px 30px}.subject-banner-copy{width:62%}.subject-banner-copy h1{font-size:46px}.subject-banner-copy>p{font-size:18px}}@media(max-width:780px){.subject-banner{padding:0;min-height:0}.subject-banner-photo{position:relative;display:block;width:100%;height:205px;object-fit:cover;object-position:65% 50%;z-index:0}.subject-banner:after{display:none}.subject-banner-copy{width:100%;max-width:none;padding:29px 27px}.subject-banner-copy h1{font-size:43px;margin-top:17px}.subject-banner-copy>p{font-size:18px;margin:19px 0 25px}.subject-banner-credit{top:174px;bottom:auto;right:10px;font-size:8px}.subject-banner .eyebrow{font-size:9px}}@media(max-width:400px){.subject-banner-photo{height:180px}.subject-banner-credit{top:150px}.subject-banner-copy{padding:27px 23px}.subject-banner-copy h1{font-size:37px}}