:root{--ink:#20203a;--muted:#686779;--paper:#f8f7f2;--white:#fff;--line:#e1e1e9;--purple:#6145da;--purple-dark:#4732a6;--lav:#eee9ff;--mint:#d6f7dd;--lime:#d7f592;--coral:#ff9f8d;--red:#b53543;--radius:20px;--shadow:0 10px 38px #25234309}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:15px;line-height:1.5}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:var(--purple);text-decoration:none}a:hover{text-decoration:underline}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #b095ff;outline-offset:3px}button:disabled{opacity:.5;cursor:not-allowed}h1,h2,h3,h4,p{margin:0 0 12px}h1,h2,h3,h4{line-height:1.15;letter-spacing:-.025em}h1{font-size:clamp(30px,4vw,50px)}h2{font-size:27px}h3{font-size:20px}small,.small{font-size:12px}.muted{color:var(--muted)}.tiny{font-size:11px;color:var(--muted)}.skip{position:absolute;top:-90px;left:12px;padding:12px;background:var(--white);z-index:999}.skip:focus{top:10px}.boot{display:grid;place-content:center;text-align:center;min-height:100vh;gap:12px}.boot h1{font-size:32px}.boot span{font-weight:400}.spark{color:var(--purple);font-size:60px}.btn{border:1px solid transparent;border-radius:12px;background:var(--purple);color:#fff;padding:11px 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:650;line-height:1.3;min-height:43px;text-decoration:none;white-space:normal}.btn:hover{background:var(--purple-dark);text-decoration:none}.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}.btn.secondary:hover{background:var(--lav)}.btn.quiet{background:transparent;color:var(--ink)}.btn.quiet:hover{background:#eae8f1}.btn.lime{background:var(--lime);color:var(--ink)}.btn.danger{background:#fff1f1;color:var(--red);border-color:#efc3c8}.btn.small{padding:7px 12px;min-height:34px;font-size:12px}.btn.full{width:100%}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.between{justify-content:space-between}.stack{display:grid;gap:14px}.grid{display:grid;gap:20px}.cols2{grid-template-columns:repeat(2,minmax(0,1fr))}.cols3{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);min-width:0}.card.flat{box-shadow:none}.tag{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:700;line-height:1.3;padding:6px 10px;border-radius:30px;background:var(--lav);color:var(--purple-dark)}.tag.mint{background:var(--mint);color:#286041}.tag.orange{background:#fff0d9;color:#81580a}.tag.red{background:#ffe6ea;color:#922239}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:11px;font-weight:750;margin-bottom:12px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:30px 0 18px}.section-head h2{margin:0}.section-head p{margin:7px 0 0}.notice{padding:16px 18px;background:var(--lav);border:1px solid #d9cef8;border-radius:13px;color:#433366}.notice.warn{background:#fff4df;border-color:#eed7a5;color:#70531d}.notice.error{background:#fff0f0;border-color:#e8b8bf;color:#8b2435}.notice.success{background:#e7f8eb;border-color:#b8debf;color:#2c6742}.form-error{color:var(--red);font-size:13px;min-height:18px}.form-grid{display:grid;gap:15px}.form-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}label.field{display:grid;gap:6px;font-size:13px;font-weight:650}input:not([type=checkbox]):not([type=range]),select,textarea{width:100%;border:1px solid #cdccdc;border-radius:10px;background:#fff;color:var(--ink);padding:11px 12px;min-height:43px}textarea{resize:vertical;min-height:82px}input[type=range]{width:100%;accent-color:var(--purple)}input[type=checkbox]{accent-color:var(--purple);width:18px;height:18px;flex:none}.check-label{display:flex;align-items:flex-start;gap:9px;font-size:12px;font-weight:400}.check-label input{margin-top:2px}.divider{height:1px;background:var(--line);margin:22px 0}.empty{text-align:center;padding:34px 18px;border:1px dashed #c9c5d9;border-radius:16px;color:var(--muted)}.empty h3{color:var(--ink)}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(100px);max-width:90vw;background:var(--ink);color:#fff;border-radius:14px;padding:13px 20px;box-shadow:0 7px 30px #0002;z-index:1000;transition:.2s;pointer-events:none}.toast.show{transform:translateX(-50%) translateY(0)}.modal-backdrop{position:fixed;inset:0;background:#17152799;z-index:900;display:flex;align-items:center;justify-content:center;padding:24px;backdrop-filter:blur(4px)}.modal{background:var(--paper);border-radius:23px;padding:28px;width:min(600px,100%);max-height:90vh;overflow:auto;box-shadow:0 24px 80px #0003}.modal.wide{width:min(900px,100%)}.modal h2{font-size:25px}.modal .close{border:0;background:#e8e5ef;border-radius:50%;width:34px;height:34px;float:right;font-size:22px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.topbar{height:78px;display:flex;align-items:center;justify-content:space-between;padding:0 35px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none}.brand:hover{text-decoration:none}.brand img{width:46px;height:auto}.brand strong{display:block;font-size:22px;letter-spacing:-.06em}.brand span{display:block;font-size:10px;letter-spacing:.08em;color:var(--muted)}.topbar .badge{font-size:11px;border-left:1px solid #ddd;padding-left:12px;letter-spacing:.2em}.avatar{width:36px;height:36px;display:grid;place-items:center;background:var(--lav);border-radius:12px;font-weight:750;color:var(--purple)}.shell{display:grid;grid-template-columns:222px minmax(0,1fr);min-height:calc(100vh - 78px)}.sidebar{padding:26px 15px;background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:5px}.sidebar a{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;color:var(--muted);font-weight:600;font-size:14px;text-decoration:none}.sidebar a:hover,.sidebar a.active{background:var(--lav);color:var(--purple-dark)}.nav-icon{font-size:18px;width:21px;text-align:center}.side-bottom{margin-top:auto;padding:30px 12px 5px}.side-bottom p{font-size:12px}.main{padding:32px 38px 60px;max-width:1500px;width:100%;margin:0 auto;min-width:0}.page-title{margin-bottom:26px}.page-title h1{font-size:34px;margin-bottom:8px}.welcome{background:#eee9fb;border:1px solid #dbd4f0;position:relative;overflow:hidden;padding:30px;border-radius:24px;display:grid;grid-template-columns:1.1fr 1fr;gap:22px;min-height:244px}.welcome .art{border-radius:17px;background:#d5cbed;min-height:200px;background-size:cover;background-position:center}.welcome h1{font-size:37px;max-width:430px}.welcome p{max-width:410px;color:#666075}.hero-chip{position:absolute;right:38px;bottom:40px;background:#fff;padding:10px 15px;border-radius:14px;box-shadow:var(--shadow);font-size:12px}.template-card{padding:0;overflow:hidden;transition:transform .2s,box-shadow .2s}.template-card:hover{transform:translateY(-3px);box-shadow:0 15px 38px #29204816}.template-art{height:170px;background-color:#dfd9f2;background-size:cover;background-position:center;position:relative}.template-art .tag{position:absolute;top:14px;left:14px;background:#ffffffed;color:var(--ink)}.template-body{padding:21px}.template-body h3{margin-bottom:8px}.template-body p{font-size:13px;color:var(--muted);min-height:39px}.template-body .row{margin-top:15px}.project-card{padding:20px;display:grid;gap:12px}.project-thumb{height:125px;background:#ede8fc;border-radius:13px;background-size:cover;background-position:center;position:relative}.project-card h3{font-size:17px;margin:0;overflow-wrap:anywhere}.project-card p{margin:0}.stat{background:#fff;padding:18px 22px;border:1px solid var(--line);border-radius:16px}.stat strong{display:block;font-size:27px}.stat span{color:var(--muted);font-size:12px}.lesson-card{display:flex;align-items:center;gap:20px;padding:21px}.lesson-number{width:52px;height:52px;flex:none;border-radius:16px;display:grid;place-items:center;background:var(--lav);font-size:20px;font-weight:750;color:var(--purple)}.lesson-copy{flex:1}.lesson-copy h3{font-size:18px}.lesson-copy p{font-size:13px;margin:0;color:var(--muted)}.lesson-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:23px;align-items:start}.lesson-step{margin-bottom:18px}.lesson-step summary{cursor:pointer;display:flex;align-items:center;gap:12px;font-weight:700;padding:18px}.lesson-step summary span{margin-left:auto;font-size:12px;font-weight:400;color:var(--muted)}.lesson-step .step-content{padding:0 20px 22px}.lesson-step .step-content p{white-space:pre-line}.lesson-step .teacher-tip{padding:12px 15px;background:var(--paper);border-radius:12px;font-size:13px;margin-top:14px}.list{margin:0;padding-left:20px}.list li{margin-bottom:8px}.sticky{position:sticky;top:102px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}th{background:#f0edf7;color:#635977;font-size:11px;text-transform:uppercase;letter-spacing:.03em}th,td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}td .btn{margin:2px}.nowrap{white-space:nowrap}.tabs{display:flex;gap:5px;border-bottom:1px solid var(--line);margin-bottom:23px;overflow:auto}.tab{padding:12px 19px;background:none;border:0;color:var(--muted);border-bottom:3px solid transparent;white-space:nowrap}.tab.active{border-color:var(--purple);color:var(--purple);font-weight:700}.price{font-size:40px;letter-spacing:-.055em;font-weight:750;margin:14px 0}.price small{font-size:13px;letter-spacing:0;font-weight:400}.price-card ul{font-size:13px;min-height:135px}.price-card.featured{border:2px solid var(--purple);background:#faf8ff}.auth{max-width:460px;margin:45px auto}.auth .brand{justify-content:center;margin-bottom:28px}.public-main{max-width:1220px;margin:auto;padding:40px 30px 70px}.public-hero{display:grid;grid-template-columns:1fr 1.1fr;gap:36px;align-items:center;margin:20px 0 50px}.public-hero h1{font-size:clamp(40px,5.5vw,67px);letter-spacing:-.055em;line-height:1.02}.public-hero h1 em{font-style:normal;color:var(--purple)}.public-hero p{font-size:17px;color:var(--muted);max-width:460px;margin-bottom:24px}.hero-image{min-height:390px;border-radius:32px;background:#d5caee;background-size:cover;background-position:center;position:relative;box-shadow:0 18px 40px #44357816}.hero-image .floating{position:absolute;background:#fff;padding:13px 18px;border-radius:17px;box-shadow:var(--shadow);bottom:24px;left:-20px;font-size:13px;font-weight:650}.hero-image .floating.two{top:25px;right:-14px;bottom:auto;left:auto;background:var(--lime)}.public-footer{border-top:1px solid var(--line);padding:26px 30px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:15px;font-size:12px}.editor-page{padding:0;max-width:none}.editor-top{padding:16px 24px;background:#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}.editor-title{width:260px!important;font-weight:700;border-color:transparent!important;font-size:17px!important;padding-left:5px!important}.editor-layout{display:grid;grid-template-columns:220px minmax(0,1fr) 255px;min-height:calc(100vh - 180px);background:#edebf3}.editor-left,.editor-right{background:#fff;padding:18px 15px;overflow:auto;max-height:calc(100vh - 162px)}.editor-left{border-right:1px solid var(--line)}.editor-right{border-left:1px solid var(--line)}.editor-left h3,.editor-right h3{font-size:15px;margin-bottom:13px}.editor-center{padding:22px;min-width:0;display:flex;flex-direction:column;align-items:center;gap:14px}.editor-stage{position:relative;width:100%;aspect-ratio:16/9;max-width:1100px;border:4px solid #fff;border-radius:17px;overflow:hidden;box-shadow:0 12px 35px #25234315;background:#ddd5ef}.editor-stage canvas{display:block;width:100%;height:100%;touch-action:none}.editor-stage.playing{border-color:var(--purple)}.stage-toolbar{display:flex;justify-content:space-between;align-items:center;width:100%;gap:8px;flex-wrap:wrap}.palette{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}.asset-tile{border:1px solid var(--line);background:var(--paper);border-radius:10px;padding:5px;min-height:66px;color:var(--ink);overflow:hidden}.asset-tile:hover,.asset-tile.selected{background:var(--lav);border-color:var(--purple)}.asset-tile img{width:40px;height:40px;object-fit:contain;display:block;margin:auto}.asset-tile span{font-size:9px;line-height:1.1;display:block;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.palette-filter{margin-bottom:10px}.editor-help{background:#ffffffc9;border:1px solid #ded8ed;padding:12px 16px;border-radius:12px;width:100%;font-size:12px}.editor-right .field{font-size:12px;margin-bottom:13px}.editor-right .field span{display:flex;justify-content:space-between}.editor-right details{border-bottom:1px solid var(--line);padding:9px 0}.editor-right summary{font-size:13px;font-weight:700;cursor:pointer;padding:5px 0 10px}.rule-note{font-size:11px;color:var(--muted);margin:0 0 12px}.editmode{display:flex;gap:5px;background:#ded9ec;border-radius:11px;padding:4px}.editmode .btn{min-height:33px;padding:6px 13px;font-size:12px}.editor-status{font-size:11px;color:var(--muted)}.play-overlay{position:fixed;inset:0;background:#151222e8;z-index:500;display:flex;flex-direction:column;justify-content:center;padding:25px;gap:12px}.play-overlay .play-toolbar{display:flex;align-items:center;justify-content:space-between;color:white;width:min(1150px,100%);margin:0 auto}.play-container{width:min(1150px,100%);aspect-ratio:16/9;margin:0 auto;background:#10152c;border-radius:18px;overflow:hidden}.play-container canvas{width:100%;height:100%;display:block}.key{display:inline-block;padding:1px 6px;background:#efedf4;border:1px solid #d7d3df;border-radius:5px;font-size:11px;color:#655b79}.badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.credential{padding:16px;background:#eee9ff;border-radius:12px;font-family:monospace;overflow-wrap:anywhere}.loading{padding:70px;text-align:center;color:var(--muted)}.mobile-nav{display:none}.inline-metric{font-size:11px;font-weight:600;color:var(--purple);background:var(--lav);padding:6px 10px;border-radius:9px}.activity{padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}.screenshot-card{width:100%;border-radius:16px}.readonly-banner{background:#fff4cf;padding:10px 20px;font-size:13px}.progress-track{height:7px;background:#ece7f4;border-radius:8px;overflow:hidden}.progress-track span{height:100%;background:var(--purple);display:block}.hero-mini{height:150px;border-radius:18px;background-size:cover;background-position:center}.print-only{display:none}
@media(min-width:1500px){.main{padding:40px 50px}.editor-center{padding:35px}}@media(max-width:1100px){.shell{grid-template-columns:185px minmax(0,1fr)}.main{padding:26px}.sidebar{padding:20px 10px}.sidebar a{padding:11px}.cols3{grid-template-columns:repeat(2,minmax(0,1fr))}.editor-layout{grid-template-columns:170px minmax(0,1fr) 210px}.editor-center{padding:14px}.palette{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-layout{grid-template-columns:minmax(0,1fr) 235px}.welcome{grid-template-columns:1fr}.welcome .art{display:none}.hero-chip{display:none}}@media(max-width:780px){.topbar{padding:0 18px;height:70px}.brand strong{font-size:19px}.brand img{width:36px}.topbar .badge{display:none}.topbar .user-name{display:none}.shell{display:block}.sidebar{flex-direction:row;overflow:auto;padding:10px;border-right:0;border-bottom:1px solid var(--line)}.sidebar a{font-size:12px;white-space:nowrap;padding:9px 11px}.nav-icon{font-size:15px}.side-bottom{display:none}.main{padding:22px 18px}.page-title h1{font-size:29px}.public-main{padding:25px 19px}.public-hero{grid-template-columns:1fr;gap:22px}.public-hero h1{font-size:46px}.hero-image{min-height:280px}.hero-image .floating{left:12px}.hero-image .floating.two{right:12px}.cols2,.cols3{grid-template-columns:1fr}.lesson-layout{display:flex;flex-direction:column}.lesson-layout>div,.lesson-layout>aside{width:100%}.sticky{position:static}.lesson-card{padding:17px;gap:12px}.lesson-number{width:42px;height:42px}.lesson-card .btn{font-size:12px;padding:8px 12px}.editor-layout{display:flex;flex-direction:column}.editor-center{order:0;padding:12px}.editor-left{order:2;max-height:none;border:0}.editor-right{order:1;max-height:none;border:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.editor-right h3{grid-column:1/-1}.editor-left .palette{grid-template-columns:repeat(6,minmax(0,1fr))}.editor-top{padding:10px 12px;flex-wrap:wrap}.editor-title{width:210px!important;font-size:15px!important}.editor-top .btn{padding:9px 11px;font-size:12px}.stage-toolbar{font-size:11px}.form-grid.two{grid-template-columns:1fr}.modal{padding:21px}.play-overlay{padding:10px}.price-card ul{min-height:0}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}@media print{.topbar,.sidebar,.btn,.toast,.modal-backdrop,.tabs,.public-footer,.no-print{display:none!important}.shell{display:block}.main{padding:0;max-width:none}.lesson-layout{display:block}.sticky{position:static}.card{box-shadow:none;break-inside:avoid;border:1px solid #ccc;margin-bottom:12px}.lesson-step{break-inside:avoid}.lesson-step .step-content{display:block}.print-only{display:block}.page-title h1{font-size:27px}body{background:white;font-size:11pt;color:black}a{color:black}.lesson-number{background:white;border:1px solid #ccc}.lesson-step summary span{color:black}@page{size:letter;margin:.6in}}
/* The game runtime includes its own controls beneath the 16:9 stage. */
.play-container{aspect-ratio:auto;max-height:84vh;overflow:auto;width:min(1050px,100%)}
.toast{opacity:0;visibility:hidden}.toast.show{opacity:1;visibility:visible}

/* Browser commerce and secure one-time retail print view. */
.checkout-narrow{max-width:850px}.checkout-layout{align-items:start}.quote-summary{margin-top:24px;padding-top:24px;border-top:1px solid var(--line)}.quote-summary dl{margin:0 0 18px}.quote-summary dl>div{display:flex;justify-content:space-between;gap:20px;padding:8px 0}.quote-summary dd{margin:0;font-weight:700;text-align:right}.quote-total{border-top:1px solid var(--line);font-size:20px}.family-offer{display:grid;grid-template-columns:1.5fr 1fr;gap:24px}.family-offer-art{background-size:cover;background-position:center;border-radius:16px;min-height:200px}.private-card-list{display:grid;gap:20px;margin-top:25px}.retail-card{border:1px dashed #999;border-radius:12px;padding:22px;background:#fff;break-inside:avoid}.private-code{border:1px solid #aaa;padding:12px;margin:14px 0;overflow-wrap:anywhere}.private-code>span{display:block;font-size:10px;letter-spacing:.04em}.private-code code{display:block;font-size:14px;line-height:1.8;word-break:break-all}.btn.selected{border-color:var(--purple);background:var(--lav)}
@media(max-width:780px){.family-offer{grid-template-columns:1fr}.family-offer-art{display:none}.quote-summary dl>div{gap:10px}.private-code code{font-size:12px}}
@media print{body.printing-retail #app,body.printing-retail #toast{display:none!important}body.printing-retail .modal-backdrop{display:block!important;position:static;background:none;padding:0;backdrop-filter:none}body.printing-retail .modal{width:100%;max-width:none;max-height:none;overflow:visible;padding:0;border:0;box-shadow:none;background:#fff}body.printing-retail .modal>*:not(.private-card-list){display:none!important}body.printing-retail .private-card-list{margin:0;display:block}body.printing-retail .retail-card{border-radius:0;margin:0 0 20px;padding:20px;color:#000;font-size:11px}body.printing-retail .retail-card p{margin-bottom:8px}body.printing-retail .retail-card h3{font-size:22px}body.printing-retail .private-code code{font-size:13px}body.printing-retail .retail-card .tiny{color:#000}}

.tax-settings{margin:0;padding:0;border:0;min-width:0}.tax-settings legend{font-size:16px;font-weight:700;margin-bottom:10px}.tax-settings .table-wrap{margin-bottom:14px}.tax-table{min-width:640px}.tax-table th,.tax-table td{padding:9px 7px}.tax-table select,.tax-table input{min-width:90px;padding:9px 6px!important;font-size:12px}.tax-table [data-tax-percent]{min-width:58px;max-width:75px}.tax-table [data-tax-label]{min-width:105px}.tax-table [data-tax-country]{min-width:120px}.tax-table [data-tax-region]{min-width:155px}
@media(max-width:1100px){.tax-table,.tax-table tbody,.tax-table tr,.tax-table td{display:block;min-width:0;width:100%}.tax-table thead{display:none}.tax-table tr{padding:10px;border-bottom:1px solid var(--line)}.tax-table td{border:0;display:grid;grid-template-columns:105px minmax(0,1fr);gap:10px;align-items:center}.tax-table td::before{content:attr(data-label);font-size:11px;font-weight:700}.tax-table [data-tax-percent]{max-width:none}.tax-table select,.tax-table input{min-width:0!important}}