/* SURLAN — practical AI lessons. All interface assets stay local. */
:root{--paper:#f7f5ef;--ink:#252820;--muted:#777b70;--line:#dedfd5;--lime:#a5f0fa;--white:#fff;--soft:#eeeee5;--violet:#064aff;--radius:22px;--shadow:0 18px 55px rgba(30,34,22,.07);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img,svg,video{display:block;max-width:100%}button:disabled{opacity:.55;cursor:not-allowed}::selection{background:var(--lime);color:var(--ink)}:focus-visible{outline:3px solid var(--violet);outline-offset:4px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.12;font-weight:600;letter-spacing:-.045em}h1{font-size:clamp(40px,5.35vw,76px)}h2{font-size:clamp(30px,3.2vw,44px)}h3{font-size:24px}p+p{margin-top:16px}ul,ol{padding-left:22px}hr{border:0;border-top:1px solid var(--line);margin:28px 0}.wrap{width:min(1240px,calc(100% - 64px));margin-inline:auto}
.header{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:25px 0;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:11px;font-size:19px;font-weight:750;letter-spacing:.055em;white-space:nowrap}.brand-mark{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:var(--lime);border-radius:10px;font-size:22px;line-height:1;letter-spacing:-.13em;padding-right:3px}.brand small{display:block;font-size:10px;letter-spacing:.035em;font-weight:500;color:var(--muted)}.nav{display:flex;align-items:center;gap:26px;font-size:14px}.nav>a:not(.button){padding:9px 0;color:#555a4e}.nav>a:hover{color:var(--ink)}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:13px 23px;border:1px solid var(--ink);border-radius:100px;background:var(--ink);color:#fff;font-size:14px;font-weight:600;line-height:1.3;text-align:center;transition:background .18s,transform .18s,box-shadow .18s}.button:hover{background:#414638;transform:translateY(-1px)}.button.secondary{background:var(--lime);color:var(--ink);border-color:var(--lime)}.button.secondary:hover{background:#c9e857;border-color:#c9e857}.button.ghost{color:var(--ink);background:transparent;border-color:#cdd0c3}.button.ghost:hover{background:var(--soft)}.button.small{min-height:39px;padding:9px 17px;font-size:12px}.button svg{width:17px;height:17px}.inline{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.muted{color:var(--muted)}.hint{color:var(--muted);font-size:13px;line-height:1.6}.badge,.tag{display:inline-flex;align-items:center;gap:7px;white-space:nowrap;border-radius:100px;padding:6px 11px;font-size:11px;font-weight:600;line-height:1.4}.badge{background:var(--soft)}.tag{border:1px solid var(--line);background:rgba(255,255,255,.6)}.eyebrow{display:flex;align-items:center;gap:9px;margin-bottom:22px;font-size:11px;font-weight:650;text-transform:uppercase;letter-spacing:.13em}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:#8ea436;flex:0 0 auto}
.hero{display:grid;grid-template-columns:1.02fr 1fr;gap:56px;align-items:center;padding:75px 0 68px}.hero-copy h1{max-width:650px}.hero-copy h1 em{font-style:normal;color:#838a73}.hero-copy>p{max-width:500px;margin-top:26px;color:#697060;font-size:17px;line-height:1.75}.hero-copy .inline{margin-top:30px}.hero-copy .hint{margin-top:18px;max-width:440px}.hero-art{position:relative;min-width:0}.hero-art>img{width:100%;border-radius:26px;box-shadow:var(--shadow)}.hero-art .tag{position:absolute;bottom:20px;left:20px;background:var(--lime);border-color:var(--lime)}.metrics{display:flex;flex-wrap:wrap;gap:36px;padding-top:30px;margin-top:35px;border-top:1px solid var(--line)}.metric{display:flex;flex-direction:column;gap:5px}.metric strong{font-size:24px;line-height:1.2;font-weight:600;letter-spacing:-.04em}.metric span{font-size:12px;color:var(--muted)}
.section{padding:65px 0;border-top:1px solid var(--line)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:30px}.section-head h2{max-width:650px}.section-head p{max-width:365px;color:var(--muted);font-size:14px}.lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.lesson-card{display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);transition:box-shadow .2s,border-color .2s}.lesson-card:hover{border-color:#b8bdac;box-shadow:var(--shadow)}.card-image{position:relative;overflow:hidden;aspect-ratio:1.8;background:#eeede4}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.lesson-card:hover .card-image img{transform:scale(1.015)}.card-image .tag,.card-image .badge{position:absolute;top:18px;left:18px;background:var(--paper)}.card-body{display:flex;flex:1;flex-direction:column;padding:25px 27px 27px;gap:16px}.card-body h3{font-size:27px;max-width:95%}.card-body>p{color:var(--muted);font-size:14px;margin:0}.card-meta{display:flex;align-items:center;flex-wrap:wrap;gap:13px;font-size:11px;color:var(--muted)}.card-meta>*+*{position:relative;padding-left:13px}.card-meta>*+*:before{content:"";position:absolute;left:0;top:50%;width:3px;height:3px;background:#a8ad9f;border-radius:50%;transform:translateY(-50%)}.card-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}.price{font-size:26px;font-weight:600;letter-spacing:-.05em;white-space:nowrap}.price small{font-size:12px;font-weight:400;letter-spacing:0;color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;margin-top:38px}.step{position:relative;padding-top:22px;border-top:1px solid #cbd0be}.step>span:first-child,.step>strong:first-child{display:inline-block;color:#8a917a;font-size:12px;font-weight:600;margin-bottom:24px}.step h3{font-size:22px;margin-bottom:13px}.step p{font-size:14px;color:var(--muted);max-width:320px}.faq{max-width:900px;margin-left:auto}.faq details{border-bottom:1px solid var(--line);padding:22px 0}.faq summary{display:flex;align-items:center;justify-content:space-between;gap:25px;cursor:pointer;font-size:17px;font-weight:500;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";font-weight:400;font-size:23px;color:#858d78;flex:0 0 auto}.faq details[open] summary:after{content:"−"}.faq details p{padding-top:16px;padding-right:50px;color:var(--muted);font-size:14px;line-height:1.75}.footer{padding:32px 0;display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.footer-links{display:flex;flex-wrap:wrap;gap:24px}.footer a:hover{color:var(--ink)}
.page-heading{padding:52px 0 32px}.page-heading h1{font-size:clamp(34px,4.5vw,56px)}.page-heading p{margin-top:15px;max-width:680px;color:var(--muted)}.split{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.75fr);gap:48px;align-items:start;padding-bottom:60px}.split>aside{position:sticky;top:28px}.checkout-box{padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.checkout-box h2{font-size:25px;margin-bottom:18px}.checkout-box .price{font-size:40px;margin:16px 0}.checkout-box .button{width:100%;margin-top:18px}.checkout-box .hint{margin-top:13px}.checkout-box ul{margin:20px 0;color:#626a57;font-size:14px}.checkout-box li+li{margin-top:10px}.prose{font-size:16px;line-height:1.8}.prose>h2{font-size:30px;margin:32px 0 18px}.prose>h3{font-size:22px;margin:25px 0 12px}.prose>p,.prose li{color:#666e5c}.prose>img{width:100%;border-radius:var(--radius);margin:0 0 30px}.prose a{border-bottom:1px solid var(--muted)}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin-bottom:26px;overflow:auto}.tab{padding:13px 19px;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);white-space:nowrap;font-size:14px}.tab.active{color:var(--ink);border-bottom-color:var(--ink)}.form,.admin-form{display:flex;flex-direction:column;gap:20px}.field{display:flex;flex-direction:column;gap:8px;min-width:0}.field label{font-weight:600;font-size:13px}.field input,.field textarea,.field select,.form>input,.form>textarea,.admin-form>input,.admin-form>textarea{width:100%;min-height:48px;padding:12px 14px;border:1px solid #d4d8cb;border-radius:11px;background:#fff;color:var(--ink);outline:none;transition:border-color .2s,box-shadow .2s}.field textarea,.form>textarea,.admin-form>textarea{min-height:125px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:#8f9c77;box-shadow:0 0 0 3px rgba(214,246,101,.3)}.field input[type=checkbox]{width:17px;min-height:17px;accent-color:#607627}.field:has(input[type=checkbox]){flex-direction:row;align-items:center}.form .button{align-self:flex-start}.auth-card{max-width:460px;margin:52px auto 90px;padding:36px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.auth-card h1{font-size:32px;margin-bottom:13px}.auth-card>p{color:var(--muted);font-size:14px;margin-bottom:28px}.auth-card .button{width:100%;align-self:stretch}.auth-card .hint{margin-top:22px}.alert,.error,.success{padding:14px 17px;border-radius:12px;font-size:13px;line-height:1.6;margin-bottom:20px}.alert{background:#eeeee5;border:1px solid #daddce}.error{color:#8a3434;background:#f8e8e5;border:1px solid #efd2ce}.success{color:#456235;background:#eaf4df;border:1px solid #d6e5c8}.empty{padding:55px 30px;background:#efefe7;border:1px dashed #ccd1bf;border-radius:var(--radius);text-align:center;color:var(--muted)}.empty h2,.empty h3{color:var(--ink);margin-bottom:13px}.empty .button{margin-top:22px}.library-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin-bottom:60px}.video-player{width:100%;aspect-ratio:16/9;background:#191c18;border-radius:var(--radius);overflow:hidden;margin-bottom:24px}.video-player video,.video-player iframe{width:100%;height:100%;border:0}.video-player:has(>.empty){display:flex;align-items:center;justify-content:center}.video-player>.empty{border:0;background:transparent;color:#c3c7bb;padding:30px}.video-player>.empty h2,.video-player>.empty h3{color:#fff}
.admin-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:35px;padding:36px 0 70px}.admin-nav{display:flex;flex-direction:column;gap:5px;border-right:1px solid var(--line);padding-right:25px;align-self:stretch}.admin-nav a{font-size:13px;color:var(--muted);padding:11px 14px;border-radius:10px}.admin-nav a:hover,.admin-nav a.active{background:#e9eddd;color:var(--ink)}.admin-main{min-width:0}.admin-main h1{font-size:36px;margin-bottom:25px}.admin-main h2{font-size:25px;margin:26px 0 20px}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:30px}.stat{border:1px solid var(--line);border-radius:16px;padding:22px;background:#fff}.stat strong{display:block;font-size:31px;font-weight:600;line-height:1.2;letter-spacing:-.04em}.stat span{display:block;font-size:12px;color:var(--muted);margin-top:10px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:15px;background:#fff}.table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}.table th{padding:13px 18px;background:#f0f1e9;font-size:11px;font-weight:600;color:#69705f;white-space:nowrap}.table td{padding:16px 18px;border-top:1px solid #e7e9e0;vertical-align:middle}.table td .button{white-space:nowrap}.table a:not(.button){text-decoration:underline;text-underline-offset:3px}.status{display:inline-flex;padding:4px 9px;border-radius:7px;background:#e9eedf;color:#55633d;font-size:11px;white-space:nowrap}.status.pending,.status.draft{background:#f5eecf;color:#82703b}.status.failed,.status.cancelled{background:#f6e2df;color:#945d52}.test-badge{display:inline-flex;align-items:center;padding:7px 13px;border-radius:100px;background:#f0e9d3;color:#84743d;font-size:11px;font-weight:600}.admin-form{padding:25px;border:1px solid var(--line);border-radius:18px;background:#fff;margin:22px 0}.admin-form .inline>.field{flex:1}.toast{position:fixed;right:28px;bottom:25px;z-index:100;max-width:420px;padding:17px 22px;border:1px solid var(--line);border-radius:14px;background:var(--ink);color:#fff;box-shadow:var(--shadow);font-size:14px}
@media(min-width:1000px){.lesson-grid:has(>.lesson-card:only-child){display:block}.lesson-grid>.lesson-card:only-child{display:grid;grid-template-columns:1.12fr 1fr}.lesson-grid>.lesson-card:only-child .card-image{height:100%;aspect-ratio:1.45}.lesson-grid>.lesson-card:only-child .card-body{padding:35px 40px}.lesson-grid>.lesson-card:only-child h3{font-size:34px}.lesson-grid>.lesson-card:only-child .card-actions{margin-top:28px}}
@media(max-width:1000px){.wrap{width:min(100% - 40px,900px)}.hero{gap:30px;padding-top:55px}.hero-copy>p{font-size:15px}.hero h1{font-size:50px}.nav{gap:17px}.brand small{display:none}.metrics{gap:22px}.split{gap:28px;grid-template-columns:1fr 340px}.admin-layout{grid-template-columns:170px 1fr;gap:25px}.admin-nav{padding-right:16px}.steps{gap:24px}.card-body{padding:23px}.card-body h3{font-size:24px}}
@media(max-width:760px){.wrap{width:calc(100% - 36px)}.header{padding:19px 0;gap:16px;flex-wrap:wrap}.brand{font-size:17px}.brand-mark{width:31px;height:31px}.nav{font-size:12px;gap:15px}.nav .button{font-size:11px;min-height:36px;padding:8px 13px}.hero{grid-template-columns:1fr;gap:34px;padding:44px 0}.hero h1{font-size:clamp(41px,10.8vw,65px);max-width:680px}.hero-copy>p{max-width:600px;font-size:16px}.hero-copy .inline{margin-top:25px}.hero-art{max-width:650px}.metrics{gap:33px;margin-top:26px;padding-top:24px}.metric strong{font-size:22px}.section{padding:43px 0}.section-head{align-items:flex-start;flex-direction:column;gap:17px}.section-head p{max-width:550px}.lesson-grid,.library-grid{grid-template-columns:1fr}.card-image{aspect-ratio:1.7}.steps{grid-template-columns:1fr;gap:27px}.step{display:grid;grid-template-columns:45px 1fr;padding-top:19px;column-gap:8px}.step>span:first-child,.step>strong:first-child{grid-row:1/3;margin-top:4px}.step p{grid-column:2;max-width:600px}.step h3{margin-bottom:9px}.faq{margin-left:0}.faq summary{font-size:16px}.footer{align-items:flex-start;flex-direction:column;padding:25px 0}.footer-links{gap:18px}.page-heading{padding:36px 0 26px}.split{grid-template-columns:1fr;gap:30px;padding-bottom:45px}.split>aside{position:static}.checkout-box{padding:25px}.auth-card{margin:35px auto 55px;padding:27px}.admin-layout{grid-template-columns:1fr;gap:24px;padding-top:25px}.admin-nav{flex-direction:row;overflow:auto;border-right:0;border-bottom:1px solid var(--line);padding:0 0 13px;gap:5px}.admin-nav a{white-space:nowrap;font-size:12px;padding:8px 12px}.stats-grid{gap:10px}.stat{padding:15px}.stat strong{font-size:25px}.stat span{font-size:10px}.admin-main h1{font-size:31px}.admin-form{padding:20px}.admin-form .inline{align-items:stretch;flex-direction:column}.table th,.table td{padding:13px}.toast{right:18px;left:18px;bottom:18px;max-width:none}}
@media(max-width:440px){.header{gap:16px}.nav{width:100%;justify-content:space-between;gap:8px}.hero{padding-top:35px}.hero-copy .inline .button{padding-inline:19px}.hero-copy .inline{gap:10px}.eyebrow{font-size:10px;margin-bottom:19px}.metrics{justify-content:space-between;gap:15px}.metric span{font-size:10px}.card-body{padding:22px}.card-body h3{font-size:25px}.card-actions .button{padding:11px 18px;font-size:12px}.price{font-size:25px}.faq details p{padding-right:10px}.stats-grid{grid-template-columns:1fr}.stat{display:flex;align-items:center;justify-content:space-between}.stat span{margin:0;font-size:12px}.brand small{display:block}.hero-art .tag{left:14px;bottom:14px}.button{min-height:47px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
[hidden]{display:none!important}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-note{font-size:12px;color:var(--muted);margin-top:25px;display:flex;gap:12px;align-items:center}.hero-note>span{border:1px solid var(--line);padding:5px 9px;border-radius:50%}.price small{display:block;margin-top:6px}.footer{display:block}.footer-top,.footer-bottom{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.footer-top{margin-bottom:28px}.footer-links{padding:20px 0;border-block:1px solid var(--line)}.footer-bottom{padding-top:20px;font-size:11px}.lesson-hero-image{width:100%;max-height:570px;object-fit:cover;border-radius:var(--radius)}.check-label{font-size:12px;display:flex;align-items:flex-start;gap:9px;flex-wrap:wrap;line-height:1.6}.check-label input{margin-top:4px;accent-color:#63802d}.check-label a{text-decoration:underline}.check-label.test-badge{border-radius:12px;padding:12px}.auth-divider{text-align:center;color:var(--muted);padding:20px}.legal{max-width:900px}.legal h1{font-size:clamp(32px,4vw,50px);overflow-wrap:anywhere}.hero-copy .eyebrow{margin-top:0;font-size:11px;color:var(--ink)}.checkout-box .form .button{align-self:stretch}.checkout-box .price{white-space:normal}.admin-main .section-head h2{margin:28px 0 0}.table td{overflow-wrap:anywhere;max-width:350px}.empty{width:100%}
@media(max-width:760px){.hero-actions .button{width:100%}.footer-top{flex-direction:column}.footer-bottom{flex-direction:column}.split{padding-top:30px}.table td{max-width:none}.checkout-box .tabs{gap:0}.checkout-box .tab{padding:12px}.hero-art .tag{font-size:10px}}

.logo-clip{display:block;width:165px;height:106px;overflow:hidden;position:relative;background:white;border-radius:12px}.logo-clip img{width:190px;max-width:none;height:190px;position:absolute;left:-12px;top:-37px}.header{padding-top:12px;padding-bottom:12px}.button.secondary{background:#064aff;color:#fff;border-color:#064aff}.button.secondary:hover{background:#003be0;border-color:#003be0}.hero-art .tag{background:#a5f0fa;border-color:#a5f0fa}.eyebrow:before{background:#064aff}.hero-copy h1 em{color:#064aff}.hero-copy>p{color:#606a76}.hero-art>img{box-shadow:0 18px 55px rgba(30,50,80,.08)}.check-label input{accent-color:#064aff}@media(max-width:760px){.logo-clip{width:135px;height:87px}.logo-clip img{width:156px;height:156px;left:-10px;top:-30px}.header{gap:12px}}
.logo-clip{height:119px}@media(max-width:760px){.logo-clip{height:99px}}
.ig-rule{border:1px solid var(--line);border-radius:14px;margin:18px 0;background:#fff}.ig-rule>summary{cursor:pointer;padding:18px;font-size:14px;font-weight:600;overflow-wrap:anywhere}.ig-rule .admin-form{margin:0;border:0;border-top:1px solid var(--line);border-radius:0 0 14px 14px}.ig-rule textarea{min-height:150px}

/* Compact, mobile-first purchase flow. */
:root{--blue:#064aff;--cyan:#a5f0fa}
.header.compact{flex-wrap:nowrap;gap:20px;padding-block:10px;min-height:103px}.header.compact .brand{flex:0 0 auto}.header.compact .logo-clip{width:115px;height:83px;border-radius:10px}.header.compact .logo-clip img{width:133px;height:133px;left:-9px;top:-25px}.header.compact .nav{width:auto;justify-content:flex-end;flex-wrap:nowrap;font-size:13px}.header.compact .nav>a{white-space:nowrap}.header.compact>a:last-child:not(.brand){font-size:13px;white-space:nowrap;padding:12px 0}
.purchase-hero{padding:30px 0 34px}.purchase-hero>.wrap{display:grid;grid-template-columns:1fr;gap:23px;align-items:start}.purchase-copy{min-width:0}.purchase-copy .backlink,.purchase-copy>a:first-child{display:inline-block;margin-bottom:17px;color:var(--muted);font-size:12px}.purchase-copy .backlink:hover,.purchase-copy>a:first-child:hover{color:var(--blue)}.purchase-copy .eyebrow{margin-bottom:12px;font-size:10px;line-height:1.5;letter-spacing:.11em}.purchase-copy h1{font-size:clamp(30px,8.1vw,38px);line-height:1.11;letter-spacing:-.045em;overflow-wrap:break-word;text-wrap:balance}.purchase-copy>p{margin-top:17px;max-width:620px;color:#647080;font-size:14px;line-height:1.65}.purchase-hero .checkout-box{padding:22px;border-radius:19px;box-shadow:0 10px 35px rgba(30,50,80,.045)}.purchase-hero .checkout-box h2{font-size:20px;margin-bottom:10px;letter-spacing:-.03em}.purchase-hero .checkout-box .price{font-size:35px;line-height:1.15;margin:0 0 17px}.purchase-hero .checkout-box .price small{font-size:11px;margin-top:6px;letter-spacing:0}.purchase-hero .checkout-box>.hint{font-size:11px;line-height:1.5;margin-top:13px}.purchase-buttons{display:flex;flex-direction:column;gap:9px}.purchase-buttons .button,.purchase-buttons>a{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:51px;width:100%;margin:0;padding:13px 16px;border:1px solid #c6d1e6;border-radius:100px;background:transparent;color:var(--blue);font-size:13px;font-weight:600;line-height:1.4;text-align:center;transition:background .18s,border-color .18s,transform .18s}.purchase-buttons .button:first-child,.purchase-buttons>a:first-child{background:var(--blue);border-color:var(--blue);color:#fff}.purchase-buttons .button:first-child:hover,.purchase-buttons>a:first-child:hover{background:#003be0;border-color:#003be0}.purchase-buttons .button:not(:first-child):hover,.purchase-buttons>a:not(:first-child):hover{background:#eaf0ff;border-color:#9db5ed}.purchase-buttons svg{width:17px;height:17px;flex:0 0 auto}.purchase-hero .checkout-box .purchase-buttons .button{margin:0}.card-actions:has(.purchase-buttons){flex-wrap:wrap;gap:17px;align-items:center}.card-actions>.purchase-buttons{flex:1 1 290px}.card-actions>.price{font-size:29px}.card-actions .purchase-buttons{gap:8px}.card-actions .purchase-buttons .button,.card-actions .purchase-buttons>a{font-size:12px;min-height:46px;padding:11px 15px}
.lesson-details{padding-block:0 50px}.lesson-details>details,.lesson-details details{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.lesson-details summary{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:21px 0;font-size:16px;font-weight:500;list-style:none;cursor:pointer}.lesson-details summary::-webkit-details-marker{display:none}.lesson-details summary:after{content:"+";font-size:24px;font-weight:400;color:var(--blue)}.lesson-details details[open]>summary:after{content:"−"}.lesson-details .prose{padding:3px 0 24px;max-width:760px;font-size:14px;line-height:1.8}.lesson-details .prose>h2{font-size:25px;margin:24px 0 14px}.lesson-details .prose>h3{font-size:19px;margin:20px 0 10px}
.auth-card.checkout-page{max-width:480px;margin:32px auto 55px;padding:26px;border-radius:20px;box-shadow:0 10px 35px rgba(30,50,80,.045)}.checkout-page h1{font-size:28px;line-height:1.15;text-wrap:balance}.checkout-page>p{margin-bottom:22px;font-size:13px}.checkout-page .price{font-size:32px;line-height:1.2;margin-bottom:20px}.checkout-page .form{gap:17px}.checkout-page .field input{min-height:50px}.checkout-page .check-label{font-size:11px;line-height:1.6;flex-wrap:nowrap;gap:8px}.checkout-page .check-label input{flex:0 0 auto}.checkout-page .check-label a{overflow-wrap:anywhere}.checkout-page .form>.button{background:var(--blue);border-color:var(--blue);min-height:51px}.checkout-page .form>.button:hover{background:#003be0;border-color:#003be0}.checkout-page .hint{font-size:11px;margin-top:17px}
.admin-nav a{flex:0 0 auto}.admin-nav{min-width:0}.admin-main{min-width:0}
@media(min-width:761px){.purchase-hero{padding:55px 0 45px}.purchase-hero>.wrap{grid-template-columns:minmax(0,1.35fr) minmax(310px,.8fr);gap:55px;align-items:center}.purchase-copy .backlink,.purchase-copy>a:first-child{margin-bottom:24px}.purchase-copy .eyebrow{font-size:11px;margin-bottom:18px}.purchase-copy h1{font-size:clamp(37px,4.3vw,58px);line-height:1.12}.purchase-copy>p{font-size:16px;margin-top:22px}.purchase-hero .checkout-box{padding:30px}.purchase-hero .checkout-box .price{font-size:42px;margin-bottom:24px}.purchase-buttons .button,.purchase-buttons>a{font-size:14px;min-height:54px}.lesson-details{padding-bottom:65px}.lesson-details summary{font-size:18px;padding-block:26px}.lesson-details .prose{font-size:16px}.auth-card.checkout-page{margin:45px auto 70px;padding:34px}.checkout-page h1{font-size:31px}.card-actions .purchase-buttons{flex-direction:row}}
@media(max-width:760px){.card-actions:has(.purchase-buttons){align-items:stretch;flex-direction:column;gap:16px}.card-actions>.purchase-buttons{flex:0 0 auto;width:100%}.card-actions>.price{font-size:28px}.admin-layout>.admin-nav{display:flex;flex-direction:row;width:100%;overflow-x:auto;overflow-y:hidden;gap:6px;padding:0 0 12px;overscroll-behavior-inline:contain;scrollbar-width:thin;scrollbar-color:#b5c6e8 transparent;-webkit-overflow-scrolling:touch}.admin-layout>.admin-nav a{padding:9px 13px;font-size:12px;border:1px solid transparent;white-space:nowrap}.admin-layout>.admin-nav a.active{background:#e7efff;color:var(--blue);border-color:#c6d6ff}.admin-layout>.admin-nav a:hover{background:#eaf0fa}.purchase-hero .checkout-box .hint{max-width:320px}.lesson-details .prose>img{margin-bottom:22px}}
@media(max-width:380px){.purchase-hero{padding-top:24px}.purchase-hero>.wrap{gap:20px}.purchase-copy h1{font-size:30px}.purchase-copy>p{font-size:13px;line-height:1.6}.purchase-hero .checkout-box{padding:20px}.purchase-hero .checkout-box .price{font-size:32px;margin-bottom:15px}.purchase-buttons .button,.purchase-buttons>a{min-height:49px;font-size:13px}.header.compact{min-height:99px;padding-block:8px}.auth-card.checkout-page{padding:22px}.checkout-page h1{font-size:26px}}

/* Compact catalog and primary purchase action. */
.catalog-intro{padding-block:30px 27px}.catalog-intro .eyebrow{font-size:10px;margin-bottom:12px}.catalog-intro h1{font-size:clamp(30px,4vw,48px);line-height:1.13;letter-spacing:-.04em}.catalog-intro>p:last-child{margin-top:12px;max-width:500px;color:var(--muted);font-size:14px;line-height:1.55}.catalog-section{padding-block:24px 35px;border-top:1px solid var(--line);scroll-margin-top:16px}.catalog-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.catalog-heading h2{font-size:26px}.catalog-heading>span{font-size:12px;color:var(--muted);white-space:nowrap}.catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.catalog-card{display:flex;flex-direction:column;gap:13px;min-width:0;padding:20px;border:1px solid #d1d9e8;border-left:4px solid var(--blue);border-radius:18px;background:#fff;box-shadow:0 3px 14px rgba(34,57,100,.035)}.catalog-card-heading{display:flex;gap:12px;align-items:flex-start}.catalog-card-heading>div{min-width:0}.catalog-play{display:flex;align-items:center;justify-content:center;flex:0 0 38px;width:38px;height:38px;border-radius:12px;color:var(--blue);background:#ecf1ff;font-size:14px;padding-left:2px}.catalog-number{display:block;color:var(--muted);font-size:10px;margin-bottom:5px}.catalog-card h3{font-size:20px;line-height:1.25;letter-spacing:-.025em;overflow-wrap:anywhere}.catalog-card h3 a:hover{color:var(--blue)}.catalog-description{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;color:var(--muted);font-size:13px;line-height:1.55;margin:0}.catalog-price-row{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;padding-top:12px;border-top:1px solid #e6eaf2}.catalog-price-row .price{font-size:25px;line-height:1.05;letter-spacing:-.035em}.catalog-price-row .price small{font-size:10px;margin-top:5px}.catalog-details{font-size:12px;color:var(--blue);padding:8px 0;white-space:nowrap}.catalog-buy{display:grid;grid-template-columns:1.15fr 1fr;gap:8px}.catalog-buy .button{width:100%;min-height:46px;padding:10px 12px;font-size:12px;background:var(--blue);border-color:var(--blue)}.catalog-buy .button:hover{background:#003be0}.catalog-buy .button.ghost{color:var(--blue);background:#fff;border-color:#c7d5ef}.catalog-buy .button.ghost:hover{background:#edf3ff}.empty .button.purchase-cta{width:min(100%,320px);min-height:54px;padding:15px 22px;background:var(--blue);color:#fff;border:1px solid var(--blue);font-weight:700;font-size:15px;box-shadow:0 6px 20px rgba(6,74,255,.18)}.empty .button.purchase-cta:hover{background:#003be0;border-color:#003be0}.library-grid>.empty:only-child{grid-column:1/-1;max-width:620px;justify-self:center;border-style:solid;background:#fff;border-color:#d1d9e8}.library-grid>.empty:only-child h3{font-size:24px}.library-grid>.empty:only-child>p{font-size:14px}
@media(max-width:760px){.catalog-intro{padding-block:24px}.catalog-intro h1{font-size:32px}.catalog-section{padding-block:22px 30px}.catalog-grid{grid-template-columns:1fr;gap:14px}.catalog-heading h2{font-size:25px}.catalog-card{padding:17px 16px;gap:12px}.catalog-card h3{font-size:19px}.catalog-card-heading{gap:10px}.catalog-play{flex-basis:34px;width:34px;height:34px;border-radius:10px}.catalog-buy .button{min-height:48px;padding:10px 8px;font-size:12px}.library-grid>.empty:only-child{padding:30px 20px}.catalog-description{font-size:13px}}

/* Email checkout: one action, including links opened from Mini App. */
.catalog-buy{grid-template-columns:1fr}.email-purchase-form{gap:13px}.email-purchase-form>.hint{margin:0!important;font-size:11px;line-height:1.5}.email-purchase-form .field{font-size:13px;gap:7px}.email-purchase-form .field input{min-height:49px}.email-purchase-form .check-label{flex-wrap:nowrap;gap:8px;font-size:11px;line-height:1.5}.email-purchase-form .check-label input{flex:0 0 auto}.email-purchase-form .check-label span{padding-top:1px}.email-purchase-form>.button{width:100%;align-self:stretch;min-height:51px;margin:0;background:var(--blue);border-color:var(--blue);font-size:14px}.email-purchase-form>.button:hover{background:#003be0}.purchase-access{display:inline-block;margin-top:18px;font-size:12px}.library-email-login{display:block;margin-top:17px;color:var(--blue);font-size:13px}.checkout-box>.purchase-cta{background:var(--blue);border-color:var(--blue)}

.motiv-brand{display:inline-block;font-size:26px;letter-spacing:-1px;padding:18px 0}.motiv-brand b{color:#064aff}.header.compact .motiv-brand{font-size:22px}@media(max-width:440px){.motiv-brand{font-size:22px}}