:root{--ink:#173943;--text:#27343a;--petrol:#214e5a;--paper:#fbfaf8;--blue:#dcecf2;--lavender:#dcd5ea;--muted:#53666e;--line:#c9d5d6;--serif:Georgia,"Times New Roman",serif;--sans:Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--text);font:17px/1.65 var(--sans);margin:0}a{color:inherit;text-decoration:none}a:focus-visible,summary:focus-visible{outline-offset:4px;outline:3px solid #497d91}.skip{position:absolute;left:-9999px}.skip:focus{z-index:10;background:#fff;padding:.8rem;top:1rem;left:1rem}.wrap{width:min(90%,1280px);margin:auto}.header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:104px;padding:20px 5%;display:flex}.brand{font:24px/1.1 var(--serif);color:var(--ink)}.brand span{font:11px/1.4 var(--sans);letter-spacing:.17em;text-transform:uppercase;margin-top:7px;display:block}.menu summary{display:none}.links{align-items:center;gap:clamp(15px,2vw,32px);font-size:14px;display:flex}.links a:hover,.text-link:hover{text-underline-offset:5px;text-decoration:underline}.nav-contact{border:1px solid var(--petrol);padding:10px 18px}.nav-contact span,.button span,.text-link span{margin-left:12px}.hero{grid-template-columns:1.05fr .8fr;align-items:center;gap:9%;min-height:690px;padding-block:80px;display:grid}.overline,.section-label{text-transform:uppercase;letter-spacing:.15em;color:var(--petrol);margin:0 0 28px;font-size:12px;font-weight:700}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--serif);color:var(--ink);font-weight:400;line-height:1.12}h1{letter-spacing:-.035em;margin-bottom:28px;font-size:clamp(48px,5.7vw,83px)}h1 em,.about-panel em{font-weight:400}h2{letter-spacing:-.025em;font-size:clamp(37px,4.1vw,60px)}h3{font-size:26px}.lead,.large-copy{font-size:20px;line-height:1.55}.lead{max-width:590px}.actions{flex-wrap:wrap;align-items:center;gap:30px;margin-top:35px;display:flex}.button{background:var(--petrol);color:#fff;justify-content:space-between;align-items:center;gap:20px;min-height:56px;padding:17px 22px;font-size:15px;font-weight:700;display:inline-flex}.button:hover{background:var(--ink)}.text-link{color:var(--petrol);padding:12px 0;font-size:15px;font-weight:700;display:inline-block}.hero-aside{background:var(--blue);flex-direction:column;justify-content:center;min-height:520px;padding:11%;display:flex}.hero-paper{background:var(--paper);flex-direction:column;justify-content:space-between;min-height:335px;padding:12%;display:flex;box-shadow:0 12px 35px #17394312}.hero-paper span{font:italic clamp(40px,4vw,62px)/1.05 var(--serif);color:var(--petrol)}.paper-line{border-top:1px solid var(--petrol);width:48px}.hero-paper small{letter-spacing:.12em;font-size:9px}.hero-aside>p{font:italic 15px var(--serif);color:var(--petrol);margin:22px 0 0}.section{padding-block:110px}.intro{background:var(--blue)}.intro-grid{grid-template-columns:1fr 2fr;gap:10%;display:grid}.intro-grid>div{max-width:760px}.section-heading{grid-template-columns:1fr 1fr;align-items:end;gap:10%;margin-bottom:50px;display:grid}.section-heading>p{justify-self:end;max-width:410px}.topics{grid-template-columns:repeat(2,1fr);column-gap:8%;margin-bottom:25px;display:grid}.topics article{border-top:1px solid var(--line);padding:28px 0 34px}.topics p{max-width:460px;color:var(--muted)}.about{background:#f0eeeb}.about-grid{grid-template-columns:1fr 1fr;align-items:center;gap:10%;display:grid}.about-panel{background:var(--petrol);min-height:480px;color:var(--paper);font:clamp(42px,4vw,62px)/1.1 var(--serif);align-items:center;padding:12%;display:flex}.steps{grid-template-columns:repeat(3,1fr);gap:5%;padding:0;list-style:none;display:grid}.steps li{border-top:1px solid var(--line);padding-top:24px}.steps span{font:14px var(--sans);color:var(--muted);margin-bottom:35px;display:block}.learning{background:var(--lavender)}.learning-grid{grid-template-columns:1fr 1fr;gap:10%;display:grid}.button-outline{border:1px solid var(--ink);color:var(--ink);background:0 0;margin-top:15px}.button-outline:hover{color:#fff}.final{text-align:center;max-width:800px}.final p{max-width:550px;margin:0 auto 32px}footer{background:var(--ink);color:#eef4f3;padding:70px 5% 25px}.footer-inner{justify-content:space-between;gap:40px;max-width:1280px;margin:auto;display:flex}.footer-brand{font:32px var(--serif)}.footer-inner p{color:#cad9d9}.footer-links{grid-template-columns:1fr 1fr;gap:12px 40px;font-size:14px;display:grid}.footer-bottom{border-top:1px solid #66818a;justify-content:space-between;max-width:1280px;margin:65px auto 0;padding-top:20px;font-size:13px;display:flex}.page-hero{max-width:850px;padding:110px 0 75px}.page-hero h1{font-size:clamp(46px,5vw,72px)}.prose{max-width:760px;padding-bottom:100px}.prose h2{margin-top:55px;font-size:36px}.prose details{border-top:1px solid var(--line);padding:20px 0}.prose summary{cursor:pointer;font-family:var(--serif);color:var(--ink);font-size:22px}@media (width<=900px){.menu summary{cursor:pointer;border:1px solid var(--petrol);padding:10px;display:block}.menu{position:relative}.links{background:var(--paper);z-index:5;width:min(85vw,320px);padding:20px;display:none;position:absolute;top:100%;right:0;box-shadow:0 12px 25px #17394320}.menu[open] .links{flex-direction:column;align-items:stretch;display:flex}.hero{grid-template-columns:1fr;gap:55px}.hero-aside{min-height:400px}.section{padding-block:75px}}@media (width<=600px){body{font-size:16px}.header{min-height:88px}.brand{font-size:20px}.hero{padding-block:55px}.hero-aside{min-height:340px;padding:9%}.hero-paper{min-height:250px}.intro-grid,.section-heading,.about-grid,.learning-grid,.topics,.steps{grid-template-columns:1fr;gap:20px}.section-heading>p{justify-self:start}.about-panel{min-height:320px}.steps li{padding-bottom:15px}.steps span{margin-bottom:16px}.footer-inner{display:block}.footer-links{margin-top:35px}.footer-bottom{gap:20px}.page-hero{padding-top:70px}.button{width:100%}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}.desktop-links{align-items:center;gap:clamp(15px,2vw,32px);font-size:14px;display:flex}.desktop-links a:hover{text-underline-offset:5px;text-decoration:underline}.menu{display:none}.hero-copy,.hero-aside{min-width:0}@media (width<=900px){.desktop-links{display:none}.menu{display:block}}@media (width<=600px){.hero{grid-template-columns:minmax(0,1fr)}.button,.actions{min-width:0}}.account-form{gap:12px;max-width:480px;margin:30px 0;display:grid}.account-form label{color:var(--ink);font-size:15px;font-weight:700}.account-form input{font:inherit;color:var(--text);border:1px solid var(--muted);background:#fff;border-radius:0;min-height:48px;padding:12px}.account-form input:focus-visible,button:focus-visible{outline-offset:3px;outline:3px solid #497d91}.account-form button,button.button{cursor:pointer;border:0;font-family:inherit}.account-form .button-outline,button.button-outline{border:1px solid var(--ink)}.form-actions{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.form-actions .button-outline{margin:0}.form-message{border:1px solid var(--line);max-width:600px;padding:14px 18px}.account-form textarea,.account-form select{font:inherit;color:var(--text);border:1px solid var(--muted);background:#fff;border-radius:0;max-width:100%;padding:12px}.account-form textarea:focus-visible,.account-form select:focus-visible{outline-offset:3px;outline:3px solid #497d91}.account-form small{color:var(--muted);line-height:1.4}.admin-list{margin:30px 0;padding:0;list-style:none}.admin-list li{border-top:1px solid var(--line);justify-content:space-between;gap:20px;padding:15px 0;display:flex}.admin-list a{text-underline-offset:4px;text-decoration:underline}.admin-list span{color:var(--muted);font-size:14px}.course-list article{border-top:1px solid var(--line);padding:30px 0}.course-list article p{max-width:700px}.course-meta{color:var(--muted);font-size:15px}.classroom{max-width:900px}.classroom h2{margin-top:50px;font-size:32px}.classroom video{background:var(--ink);width:100%;max-width:800px;display:block}.lesson-body{white-space:pre-line;max-width:70ch;margin:30px 0}.classroom form{margin-top:35px}.account-form label{gap:8px;display:grid}.admin-lesson{border-top:1px solid var(--line);padding:25px 0}.classroom details>summary{cursor:pointer;color:var(--petrol);padding:10px 0;font-weight:700}.sales-list article{border-top:1px solid var(--line);padding:22px 0}.sales-list h2{margin:0 0 16px;font-size:27px}.sales-list dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 30px;margin:0;display:grid}.sales-list dt{color:var(--ink);font-size:14px;font-weight:700}.sales-list dd{overflow-wrap:anywhere;margin:2px 0 0}@media (width<=600px){.sales-list dl{grid-template-columns:1fr}}.event-entry{border-top:1px solid var(--line);padding:22px 0}.event-entry h3,.event-entry p{margin-bottom:10px}.checkbox-label{grid-template-columns:none;align-items:flex-start;gap:10px;display:flex!important}.checkbox-label input{flex:none;width:20px;height:20px;min-height:auto;margin:4px 0 0}.article-body p{white-space:pre-line}.withdrawal-link{text-underline-offset:3px;align-items:center;max-width:150px;min-height:44px;font-size:13px;line-height:1.3;text-decoration:underline;display:inline-flex}.withdrawal-link:focus-visible{outline-offset:4px;outline:3px solid #497d91}@media (width<=600px){.header{gap:12px}.withdrawal-link{max-width:100px;font-size:12px}}.hero-figure{min-width:0;margin:0}.hero-photo{background:var(--blue);padding:0 0 0 28px}.hero-photo img{object-fit:cover;object-position:center 43%;width:100%;height:clamp(420px,40vw,560px);display:block}.hero-figure figcaption{color:var(--petrol);justify-content:space-between;align-items:baseline;gap:20px;margin:18px 0 0 28px;display:flex}.hero-figure figcaption span{font:italic 19px/1.3 var(--serif)}.hero-figure figcaption a{text-align:right;text-underline-offset:3px;font-size:11px;line-height:1.4;text-decoration:underline}@media (width<=900px){.hero-photo img{height:clamp(350px,60vw,500px)}}@media (width<=600px){.hero-photo{padding-left:18px}.hero-photo img{height:340px}.hero-figure figcaption{flex-wrap:wrap;gap:8px;margin-left:18px}.hero-figure figcaption a{text-align:left}}.course-cover,.course-cover-preview,.course-cover-detail{object-fit:cover;background:var(--blue);width:100%;height:auto;display:block}.course-cover{aspect-ratio:3/2;max-width:460px;margin:0 0 24px}.course-cover-detail{aspect-ratio:3/2;max-width:900px;margin:0 0 48px}.course-cover-preview{aspect-ratio:3/2;max-width:600px;margin:24px 0}.breadcrumbs{color:var(--muted);margin-bottom:30px;font-size:14px;line-height:1.5}.breadcrumbs ol{flex-wrap:wrap;gap:4px 10px;margin:0;padding:0;list-style:none;display:flex}.breadcrumbs li{overflow-wrap:anywhere;min-width:0}.breadcrumbs li+li:before{content:"/";color:var(--muted);margin-right:10px}.breadcrumbs a{color:var(--petrol);text-underline-offset:3px;text-decoration:underline}.course-detail-text{white-space:pre-line;overflow-wrap:anywhere}