@import url('/assets/fonts.css');
:root{--paper:#faf9f5;--ink:#17342e;--muted:#68766d;--line:#e0e4da;--green:#0a6b57;--lime:#e7ee98;--serif:Georgia,'Times New Roman',serif;--sans:Inter,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:95px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.6}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #da9c37;outline-offset:4px}img{display:block;max-width:100%;height:auto}button[hidden],[hidden]{display:none!important}.wrap{width:min(1280px,calc(100% - 96px));margin-inline:auto}.skip{position:fixed;top:-100px;left:20px;background:var(--green);color:white;padding:10px 20px;z-index:100}.skip:focus{top:10px}.site-header{border-bottom:1px solid var(--line);background:rgba(250,249,245,.96);position:sticky;top:0;z-index:20}.header-inner{height:88px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:10px;line-height:1.2;font-weight:650;letter-spacing:-.4px}.brand svg{width:40px;height:40px;color:var(--green)}.brand b{color:var(--green)}.brand small{display:block;font-size:8.5px;letter-spacing:1.7px;margin-top:7px;font-weight:600;color:var(--muted)}nav{display:flex;gap:28px;align-items:center}nav>a{font-size:13px;font-weight:550}nav>a:hover,.text-link:hover{color:var(--green)}.account-link{border:1px solid #ccd3c6;border-radius:30px;padding:10px 17px;font-size:12px;white-space:nowrap}.account-link span{margin-left:15px}.saved-nav span:not(:empty){font-size:10px;background:var(--green);color:white;padding:2px 5px;border-radius:30px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.6px;display:block;color:var(--green)}.eyebrow i{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green);margin-right:6px;vertical-align:1px}.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:55px;padding-block:72px 62px;align-items:center}.hero h1{font-size:clamp(34px,3.5vw,53px);letter-spacing:-1.9px;line-height:1.17;font-weight:600;margin:23px 0}.hero h1 em{font-family:var(--serif);font-weight:500;color:var(--green);font-style:italic;letter-spacing:-1.2px}.hero-copy>p{color:var(--muted);font-size:15px;line-height:1.85}.hero-actions{display:flex;gap:27px;align-items:center;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;gap:25px;min-height:46px;padding:12px 21px;border-radius:7px;font-size:12px;font-weight:650;border:1px solid transparent}.button.primary{background:var(--green);color:white}.button.primary:hover{background:#085644}.button.secondary{background:transparent;border-color:var(--line);color:var(--ink)}.text-link{font-size:12px;font-weight:650}.hero-facts{display:flex;gap:19px;align-items:center;font-size:10px;color:var(--muted);margin-top:34px;flex-wrap:wrap}.hero-facts span+span{border-left:1px solid #d1d8cb;padding-left:19px}.hero-facts b{font-size:17px;color:var(--ink);margin-right:4px}.hero-visual{border:1px solid #d6e0dc;background:#e8f0ed;border-radius:16px;position:relative;box-shadow:0 20px 45px #264f3720;transform:rotate(1deg);transition:transform .25s}.hero-visual:hover{transform:rotate(0)}.hero-visual-top{font-size:8px;font-weight:650;letter-spacing:1.15px;padding:15px 18px;background:#f1f5f1;border-radius:15px 15px 0 0}.live-dot{display:inline-block;width:6px;height:6px;background:#50a48c;border-radius:50%;margin-right:7px}.hero-visual>img{width:100%;aspect-ratio:16/9;object-fit:cover}.hero-caption{display:flex;justify-content:space-between;align-items:center;padding:17px 19px}.hero-caption span:not(.round-arrow){display:block;font-size:8px;letter-spacing:1px;color:var(--muted);margin-bottom:5px}.hero-caption strong{font-size:15px;font-weight:600}.round-arrow{border:1px solid #b6ccbf;background:#f4f8f2;border-radius:50%;width:35px;height:35px;display:grid;place-content:center}.floating-note{position:absolute;bottom:100px;left:-24px;background:var(--lime);border:1px solid #d7df8b;box-shadow:0 4px 10px #1f432614;font-family:var(--serif);font-style:italic;font-size:15px;padding:10px 18px;transform:rotate(-5deg);border-radius:3px}.subject-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding-block:25px;gap:20px}.subject-strip>a{display:flex;gap:13px;align-items:center;position:relative}.subject-strip>a+a{border-left:1px solid var(--line);padding-left:20px}.subject-symbol{font-size:27px;color:var(--subject);line-height:1}.subject-strip h2{font-size:14px;margin:0 0 3px;font-weight:650}.subject-strip p{font-size:10px;color:var(--muted);margin:0}.strip-arrow{margin-left:auto;font-size:15px;color:#8c998c}.library{padding-block:70px 55px}.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:flex-end;margin-bottom:26px}.section-heading h2{font-size:28px;line-height:1.3;letter-spacing:-.9px;margin:10px 0 0;font-weight:550}.search-box{width:290px;display:flex;gap:9px;align-items:center;border:1px solid #d7ded2;background:white;border-radius:7px;padding:10px 13px;color:var(--muted)}.search-box>span{font-size:22px;line-height:1}.search-box input{min-width:0;flex:1;border:0;outline:0;background:none;font-size:11px;color:var(--ink)}.search-box kbd{border:1px solid var(--line);padding:0 6px;font-size:10px;border-radius:3px}.library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}.filters{display:flex;gap:7px;flex-wrap:wrap}.filters button{border:1px solid #dce1d5;background:transparent;color:#53675b;border-radius:30px;padding:7px 14px;font-size:11px}.filters button span{font-size:9px;margin-left:7px;opacity:.65}.filters button.active{background:var(--ink);color:white;border-color:var(--ink)}[data-result-count]{font-size:10px;color:var(--muted);white-space:nowrap}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.course-card{border:1px solid #dde3d6;border-radius:10px;background:#fff;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}.course-card:hover{box-shadow:0 7px 22px #25472e12;transform:translateY(-3px)}.cover-link{position:relative;overflow:hidden}.cover-link img{aspect-ratio:16/9;object-fit:cover;width:100%;transition:transform .35s}.course-card:hover img{transform:scale(1.025)}.cover-arrow{position:absolute;right:12px;bottom:12px;display:grid;place-content:center;border-radius:50%;width:30px;height:30px;background:#ffffffdd;color:var(--ink);font-size:16px}.card-body{padding:19px 20px 13px;flex:1;display:flex;flex-direction:column}.card-meta{display:flex;align-items:center;gap:6px;font-size:9px;color:var(--subject);font-weight:600}.subject-dot{width:5px;height:5px;display:inline-block;border-radius:50%;background:var(--subject)}.step-meta{margin-left:auto;color:#8a9386;font-weight:400;font-size:9px}.card-body h3{font-size:17px;font-weight:600;letter-spacing:-.25px;line-height:1.4;margin:11px 0 8px}.card-body h3 a:hover{color:var(--green)}.card-body>p{font-size:11px;line-height:1.7;color:var(--muted);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-foot{border-top:1px solid #eef0e9;margin-top:auto;padding-top:11px;display:flex;justify-content:space-between;align-items:center;gap:8px}.progress-note{font-size:9px;color:#7b8777}.save-button{background:none;border:0;font-size:13px;color:#7b8777;padding:3px 0 3px 8px}.save-button span{font-size:9px;margin-left:3px}.save-button[aria-pressed=true]{color:var(--green)}.empty-state{text-align:center;padding:65px 20px;background:#f0f2e9;border-radius:12px}.empty-state>span{font-size:35px;color:var(--green)}.empty-state h3{font-size:22px;font-weight:550}.empty-state p{color:var(--muted)}.empty-state a{font-size:13px;color:var(--green);text-decoration:underline}.teaching{background:#eaf0e3;border:1px solid #e1e7d8;border-radius:14px;padding:43px;display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-bottom:70px}.teaching h2{font-family:var(--serif);font-size:33px;font-weight:500;line-height:1.25;margin:15px 0}.teaching p{font-size:13px;color:#61705f;margin:0 0 13px}.teaching small{font-size:10px;display:block;color:#83917d;margin-top:15px}.site-footer{border-top:1px solid var(--line)}.footer-top{padding-block:35px;display:flex;align-items:center;gap:50px;justify-content:space-between}.footer-top p{font-size:11px;color:var(--muted)}.footer-top>a:last-child{font-size:11px;color:var(--green)}.footer-bottom{border-top:1px solid var(--line);padding-block:18px 24px;display:flex;gap:20px;font-size:9px;color:#84907c}.footer-bottom>span{margin-right:auto}.footer-bottom a:hover{text-decoration:underline}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:calc(100% - 30px);padding:11px 20px;background:var(--ink);border-radius:9px;color:#fff;font-size:12px;z-index:100;box-shadow:0 5px 25px #17342e33;opacity:0;pointer-events:none;transition:opacity .2s}#toast.show{opacity:1}.breadcrumbs{justify-content:flex-start;gap:12px;font-size:11px;color:var(--muted);margin-bottom:25px}.lesson-intro{padding-top:32px}.lesson-top{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;align-items:center;padding-bottom:55px}.lesson-top h1{font-size:40px;line-height:1.2;letter-spacing:-1.3px;font-weight:550;margin:18px 0}.lesson-question{color:var(--muted);font-size:16px;line-height:1.75}.lesson-actions{display:flex;gap:12px;margin-top:25px;flex-wrap:wrap}.free-note{font-size:10px;color:var(--muted);margin-top:14px}.lesson-cover{position:relative;border:1px solid var(--line);border-radius:12px;overflow:hidden}.lesson-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}.lesson-cover span{position:absolute;left:20px;bottom:17px;background:var(--green);color:#fff;padding:9px 15px;border-radius:30px;font-size:12px}.lesson-details{display:grid;grid-template-columns:1.4fr 1fr;gap:90px;padding-block:30px 60px;border-top:1px solid var(--line)}.lesson-plan h2{font-size:28px;font-weight:550;letter-spacing:-.7px}.lesson-plan ol{padding:0;list-style:none}.lesson-plan li{display:flex;gap:20px;border-top:1px solid var(--line);padding:18px 0;align-items:center}.lesson-plan li>span{font-family:var(--serif);font-size:22px;font-style:italic;color:#8b9c7c}.lesson-plan h3{font-size:14px;font-weight:550;margin:0}.lesson-aside{background:#eef1e7;border:1px solid #e1e6d7;border-radius:10px;padding:25px;height:max-content}.lesson-aside h2{font-size:18px;line-height:1.4;margin:0}.lesson-aside h3{font-size:14px}.lesson-aside p,.lesson-aside li{font-size:12px;color:var(--muted)}.lesson-aside a{font-size:12px;font-weight:600;color:var(--green)}.lesson-aside small{display:block;margin-top:10px;font-size:10px;color:var(--muted)}.lesson-aside hr{border:0;border-top:1px solid #d6decd;margin:25px 0}.lesson-aside details{font-size:12px;margin-bottom:15px}.related{padding-bottom:75px}.prose{max-width:820px;padding-block:60px 90px}.prose h1,.saved-intro h1{font-size:42px;letter-spacing:-1.2px;line-height:1.2;font-weight:550;margin:22px 0}.prose .lead{font-size:18px;color:var(--muted)}.prose h2{font-size:23px;margin-top:35px;font-weight:550;letter-spacing:-.5px}.prose p,.prose li{color:#5c6c60;font-size:14px;line-height:1.9}.prose a:not(.button){color:var(--green);text-decoration:underline;text-underline-offset:3px}.prose li{margin:12px 0}.saved-intro{padding-top:55px}.saved-intro p{color:var(--muted);font-size:13px}.saved-intro+.library{padding-top:30px}.account-panel{border:1px solid var(--line);border-radius:12px;background:white;padding:25px;margin-top:25px}.account-actions{display:flex;gap:20px;flex-wrap:wrap}.text-danger{border:0;background:none;color:#a34e3e;font-size:12px;text-decoration:underline}.note{font-size:11px!important}
@media(min-width:1600px){.hero{padding-top:85px;padding-bottom:75px}.hero h1{font-size:53px}}
@media(max-width:1050px){.wrap{width:calc(100% - 48px)}.hero{gap:30px}.hero h1{font-size:35px;letter-spacing:-1px}.hero-copy>p{font-size:13px}.hero-actions{gap:14px}.hero-facts{gap:12px}.hero-facts span+span{padding-left:12px}.subject-strip{gap:10px}.subject-strip>a+a{padding-left:10px}.subject-strip p{font-size:9px}.course-grid{gap:16px}.card-body{padding:15px}.lesson-top{gap:30px}.lesson-top h1{font-size:32px}.lesson-details{gap:35px}.footer-top{gap:20px}.footer-bottom{flex-wrap:wrap}}
@media(max-width:760px){.wrap{width:calc(100% - 32px)}.header-inner{height:74px;gap:10px}.brand{font-size:13px}.brand svg{width:32px;height:32px}.brand small{font-size:6px;letter-spacing:1.2px}.header-inner nav{gap:14px}.header-inner nav>a{font-size:11px}.header-inner nav>a:nth-child(2){display:none}.account-link{font-size:10px;padding:7px 10px}.account-link span{display:none}.hero{grid-template-columns:1fr;padding-top:38px;gap:35px;padding-bottom:38px}.hero h1{font-size:38px;letter-spacing:-1.3px}.hero-copy>p{font-size:14px}.hero-facts{font-size:9px;margin-top:25px}.hero-visual{transform:none;max-width:580px}.floating-note{left:-5px;bottom:90px;font-size:13px}.hero-caption strong{font-size:14px}.subject-strip{grid-template-columns:repeat(2,1fr);gap:22px;padding-block:22px}.subject-strip>a+a{border-left:0;padding-left:0}.subject-strip>a:nth-child(even){border-left:1px solid var(--line);padding-left:15px}.subject-strip p{font-size:9px}.subject-symbol{font-size:25px}.subject-strip h2{font-size:13px}.library{padding-top:40px}.section-heading{align-items:stretch;flex-direction:column;gap:18px}.section-heading h2{font-size:26px}.search-box{width:100%}.library-toolbar{align-items:flex-start;gap:8px;flex-direction:column}.filters{gap:6px}.filters button{font-size:10px;padding:7px 12px}.filters button span{font-size:8px;margin-left:5px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.card-body h3{font-size:15px}.card-meta{font-size:8px}.step-meta{font-size:8px}.card-body>p{font-size:10px}.card-body{padding:14px}.card-foot{flex-wrap:wrap}.teaching{grid-template-columns:1fr;gap:20px;padding:25px;margin-bottom:40px}.teaching h2{font-size:30px;margin-bottom:0}.footer-top{align-items:flex-start;flex-wrap:wrap;padding-block:25px;gap:15px}.footer-top p{margin:0}.footer-top>a:last-child{width:100%}.footer-bottom{gap:10px}.footer-bottom>span{width:100%}.lesson-top{grid-template-columns:1fr;gap:23px;padding-bottom:30px}.lesson-top h1{font-size:34px}.lesson-question{font-size:15px}.lesson-details{grid-template-columns:1fr;gap:25px;padding-top:30px}.prose{padding-top:35px}.prose h1,.saved-intro h1{font-size:34px}.prose .lead{font-size:16px}.prose p,.prose li{font-size:13px}}
@media(max-width:480px){.course-grid{grid-template-columns:1fr}.card-body{padding:18px}.card-body h3{font-size:18px}.card-body>p{font-size:12px}.card-meta,.step-meta{font-size:10px}.card-foot{flex-wrap:nowrap}.progress-note,.save-button span{font-size:10px}.hero h1{font-size:34px}.eyebrow{font-size:8px;letter-spacing:1.1px}.hero-actions .button{font-size:11px;padding-inline:16px;gap:15px}.hero-actions .text-link{font-size:10px}.hero-facts{gap:10px}.hero-facts span+span{padding-left:10px}.header-inner nav>a{font-size:10px}.saved-nav span{display:none}.account-link{max-width:92px;overflow:hidden;text-overflow:ellipsis}.brand{gap:6px;font-size:11px}.brand small{font-size:5.7px;letter-spacing:.7px}.brand svg{width:29px}.header-inner{gap:7px}.header-inner nav{gap:11px}.subject-strip p{max-width:110px}.lesson-top h1{font-size:30px}.footer-top .brand{font-size:13px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}