.edu-page{--edu-green:#245d50;--edu-orange:#bb321f;}
.edu-hero{padding:165px 0 56px;overflow:hidden;}
.edu-hero>.container{display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:65px;}
.edu-eyebrow{font:600 10px/1.5 var(--latin);letter-spacing:.15em;color:var(--edu-orange);}
.edu-hero h1{font-size:clamp(44px,5.5vw,78px);line-height:1.28;margin:24px 0;letter-spacing:-.055em;}
.edu-hero h1>span{color:#75757e;}
.edu-hero-copy>p{font-size:16px;line-height:1.95;max-width:650px;}
.edu-hero-art{position:relative;max-width:420px;width:100%;justify-self:end;background:radial-gradient(ellipse,#ffffff80,transparent 68%);}
.edu-hero-art svg{display:block;width:100%;height:auto;filter:drop-shadow(0 17px 22px #a6341d0e);}
.edu-hero-art text{font:500 11px var(--latin);}
.edu-art-caption{display:flex;justify-content:center;gap:20px;font:600 9px/1.5 var(--latin);letter-spacing:.14em;color:#8b8b93;margin-top:10px;}
.edu-section-nav{position:sticky;top:14px;z-index:30;display:flex;align-items:center;gap:6px;padding:9px;max-width:650px;background:#fafafaf0;backdrop-filter:blur(18px);border:1px solid #ffffffc0;border-radius:999px;box-shadow:0 8px 30px #09090b07;}
.edu-section-nav a{flex:1;text-align:center;padding:11px 15px;border-radius:99px;font-size:12px;font-weight:500;white-space:nowrap;}
.edu-section-nav a:hover,.edu-section-nav a:focus-visible{background:#efefef;color:var(--edu-orange);}
.edu-section{padding:85px 0;scroll-margin-top:100px;}
.edu-heading{max-width:800px;margin-bottom:34px;}
.edu-heading h2{font-size:clamp(31px,3.5vw,48px);line-height:1.4;margin:17px 0;letter-spacing:-.04em;}
.edu-heading p{font-size:15px;line-height:1.9;max-width:740px;}
.edu-level-tabs{display:flex;flex-wrap:wrap;gap:14px;}
.edu-level-tab{flex:1 1 220px;display:flex;align-items:center;gap:15px;text-align:left;padding:20px 22px;min-height:92px;background:#f8f8f8;border:1px solid #ffffffb0;border-radius:22px;box-shadow:var(--shadow);}
.edu-level-tab[aria-selected=true]{background:#fff7f4;border-color:#d3604b66;box-shadow:0 0 0 1px #ed6c4f1a;}
.edu-level-number{font:500 25px var(--latin);color:#b6b6bd;}
.edu-level-tab[aria-selected=true] .edu-level-number{color:#d54d32;}
.edu-level-tab strong{display:block;font-size:15px;font-weight:600;line-height:1.6;}
.edu-level-tab small{display:block;font-size:11px;color:#71717a;margin-top:4px;line-height:1.6;}
.edu-progress-row{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:22px 2px 30px;font-size:12px;min-height:22px;}
.edu-progress-row>p{color:var(--edu-green);}
.edu-progress-row small{font-size:11px;color:#8b8b93;}
.edu-level-intro{display:grid;grid-template-columns:1fr 1.2fr;gap:55px;border-top:1px solid #d4d4d8;padding:29px 0 30px;align-items:start;}
.edu-level-intro h3{font-size:25px;}
.edu-level-intro p{font-size:14px;line-height:1.9;max-width:650px;}
.edu-lessons{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start;}
.edu-lesson{background:#f7f7f7;border:1px solid #fff;border-radius:22px;min-width:0;}
.edu-lesson summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:17px;padding:25px;min-height:101px;}
.edu-lesson summary::-webkit-details-marker{display:none;}
.edu-lesson-number{font:500 14px/1.5 var(--latin);color:#b14b3c;flex:none;}
.edu-lesson summary strong{display:block;font-size:16px;font-weight:500;line-height:1.6;}
.edu-lesson summary small{display:block;font-size:10px;color:#8b8b93;margin-top:5px;}
.edu-lesson-plus{margin-left:auto;flex:none;font:400 24px/1 var(--latin);color:#8b8b93;transition:transform .2s;}
.edu-lesson[open] .edu-lesson-plus{transform:rotate(45deg);}
.edu-lesson-body{border-top:1px solid #e4e4e7;margin:0 25px;padding:23px 0 25px;}
.edu-lesson-body>p{font-size:15px;line-height:1.95;color:#626269;}
.edu-activity{margin-top:21px;border-left:2px solid #f17b5b;padding-left:17px;}
.edu-activity>span{font-size:11px;color:var(--edu-orange);font-weight:600;}
.edu-activity p{font-size:14px;line-height:1.9;margin-top:7px;}
.edu-read-button{display:inline-flex;margin-top:23px;background:#fff;border:1px solid #d8d8de;border-radius:999px;padding:9px 17px;font-size:11px;color:#626269;}
.edu-read-button[aria-pressed=true]{color:var(--edu-green);background:#e9f3ee;border-color:#b6cfc3;}
.edu-quiz-section{background:#f8f8f8;margin-inline:16px;border-radius:36px;}
.edu-quiz-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:75px;align-items:start;}
.edu-quiz-layout>.edu-heading{margin:0;}
.edu-selected-level{display:inline-block;border:1px solid #d4d4d8;border-radius:99px;padding:7px 14px;font-size:12px;color:#626269;margin-top:24px;}
.edu-quiz-layout .edu-quiz-best{font-size:12px;color:var(--edu-green);margin-top:15px;}
.edu-quiz-card{background:#fff;border:1px solid #eeeef0;border-radius:28px;padding:32px;min-height:385px;box-shadow:0 12px 32px #00000003;min-width:0;}
#edu-quiz-welcome{text-align:center;padding:15px 0;}
.edu-quiz-symbol{display:grid;place-items:center;width:64px;height:64px;margin:0 auto 23px;border-radius:20px;background:#fff1eb;color:#d05236;font:500 37px var(--latin);}
#edu-quiz-welcome h3{font-size:27px;}
#edu-quiz-welcome p,#edu-quiz-result>p{font-size:14px;line-height:1.9;margin-top:16px;}
#edu-quiz-welcome .btn,#edu-quiz-result>.btn{margin-top:25px;}
.edu-quiz-top{display:flex;align-items:center;justify-content:space-between;gap:25px;font-size:11px;color:#71717a;margin-bottom:24px;}
.edu-quiz-top progress{width:110px;height:5px;border:0;border-radius:99px;accent-color:#d15b3e;overflow:hidden;}
.edu-quiz-top progress::-webkit-progress-bar{background:#ededef;}
.edu-quiz-top progress::-webkit-progress-value{background:#d15b3e;}
.edu-quiz-card fieldset{margin:0;padding:0;border:0;min-width:0;}
.edu-quiz-card legend{font-size:21px;line-height:1.65;font-weight:500;letter-spacing:-.025em;margin:0 0 23px;padding:0;}
.edu-quiz-options{display:grid;gap:10px;}
.edu-quiz-option{display:flex;align-items:flex-start;gap:12px;padding:15px 17px;min-height:53px;border:1px solid #dedee3;border-radius:14px;font-size:14px;line-height:1.75;cursor:pointer;background:#fafafa;}
.edu-quiz-option input{margin:5px 0 0;flex:none;accent-color:#c7472b;}
.edu-quiz-option:has(input:checked){background:#fff5ef;border-color:#d76a4e;}
.edu-quiz-option.is-correct{background:#edf6f0;border-color:#9ec6af;color:#23513b;}
.edu-quiz-option.is-incorrect{background:#fff0eb;border-color:#db9c8d;color:#913924;}
#edu-quiz-feedback{padding:18px;border-radius:14px;background:#f1f4f1;color:#325742;font-size:13px;line-height:1.8;margin-top:20px;}
#edu-quiz-feedback.is-incorrect{background:#fbf0ea;color:#874832;}
#edu-quiz-feedback strong{display:block;margin-bottom:8px;font-size:14px;}
#edu-quiz-feedback p{color:inherit;font-size:13px;}
#edu-quiz-form>.btn{margin-top:24px;min-height:47px;font-size:13px;}
.edu-quiz-card .btn:disabled{opacity:.45;cursor:not-allowed;transform:none;}
.edu-result-kicker{font:600 10px/1.5 var(--latin);letter-spacing:.14em;color:var(--edu-green);}
#edu-quiz-score{font-size:34px;line-height:1.5;margin-top:15px;}
.edu-quiz-review{border-top:1px solid #e4e4e7;margin-top:28px;padding-top:18px;}
.edu-quiz-review>summary{cursor:pointer;font-size:13px;font-weight:500;}
.edu-review-item{padding:19px 0;border-bottom:1px solid #ededf0;font-size:12px;}
.edu-review-item strong{font-size:13px;font-weight:500;line-height:1.8;display:block;}
.edu-review-item p{font-size:12px;line-height:1.85;margin-top:8px;}
.edu-maker-layout{display:grid;grid-template-columns:330px minmax(0,1fr);gap:24px;align-items:start;}
.edu-maker-controls{border:1px solid #fff;border-radius:25px;background:#f8f8f8;padding:26px;}
.edu-maker-controls fieldset{border:0;min-width:0;padding:0;margin:0 0 25px;}
.edu-maker-controls legend{font-size:13px;font-weight:600;margin-bottom:16px;padding:0;}
.edu-shape-options{display:grid;grid-template-columns:1fr 1fr;gap:9px;}
.edu-shape-option{position:relative;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;min-height:93px;padding:12px 9px;background:#fff;border:1px solid #dedee3;border-radius:15px;}
.edu-shape-option input{position:absolute;opacity:0;width:1px;height:1px;}
.edu-shape-option:has(input:checked){background:#fff1e9;border-color:#d45f3e;}
.edu-shape-option:has(input:focus-visible){outline:3px solid var(--brand);outline-offset:3px;}
.edu-shape-option>span{font:400 29px/1 var(--latin);color:#a14b36;}
.edu-shape-option strong{font-size:11px;font-weight:500;text-align:center;line-height:1.5;}
.edu-param{margin-top:17px;}
.edu-param>label{display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#52525b;}
.edu-param>label span{font:500 10px var(--latin);color:#8b8b93;}
.edu-param>div{display:flex;align-items:center;gap:13px;margin-top:9px;}
.edu-param input[type=range]{min-width:0;width:100%;accent-color:#c74d30;}
.edu-param input[type=number]{min-width:0;width:68px;flex:none;border:1px solid #d8d8de;border-radius:10px;background:#fff;padding:9px;font:500 13px var(--latin);text-align:center;}
.edu-maker-controls>.btn{width:100%;min-height:48px;justify-content:space-between;font-size:12px;padding-inline:20px;}
.edu-text-button{background:none;border:0;border-bottom:1px solid #d4d4d8;padding:8px 0;font-size:11px;color:#71717a;display:table;margin:13px auto 0;}
.edu-preview-card{overflow:hidden;background:#f8f8f8;border:1px solid #fff;border-radius:25px;min-width:0;}
.edu-preview-top{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 23px;border-bottom:1px solid #e4e4e7;}
.edu-preview-top>span{font:600 9px/1.5 var(--latin);letter-spacing:.12em;color:#71717a;}
.edu-preview-top label{display:flex;align-items:center;gap:8px;font-size:11px;color:#626269;}
.edu-preview-top input{accent-color:#c74d30;}
.edu-canvas-wrap{position:relative;background:radial-gradient(ellipse at 50% 25%,#fff,#ededf1);}
#edu-canvas{display:block;width:100%;height:390px;touch-action:none;cursor:grab;}
#edu-canvas:active{cursor:grabbing;}
#edu-canvas:focus-visible{outline-offset:-5px;}
.edu-view-controls{display:flex;gap:6px;position:absolute;right:18px;bottom:17px;}
.edu-view-controls button{display:grid;place-items:center;min-width:36px;min-height:36px;background:#ffffffda;border:1px solid #fff;border-radius:50%;font:400 20px var(--latin);color:#52525b;box-shadow:0 3px 8px #00000008;}
#edu-canvas-help{text-align:center;font-size:10px;margin:13px 15px 18px;line-height:1.8;}
.edu-model-stats{display:grid;grid-template-columns:1.5fr .75fr 1fr;border-block:1px solid #dedee3;margin:0;}
.edu-model-stats>div{padding:19px 20px;border-right:1px solid #dedee3;min-width:0;}
.edu-model-stats>div:last-child{border:0;}
.edu-model-stats dt{font-size:10px;color:#8b8b93;line-height:1.6;}
.edu-model-stats dd{font:600 15px/1.6 var(--latin);margin:8px 0 0;color:#3f3f46;overflow-wrap:anywhere;}
.edu-export-row{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:22px;}
.edu-export-row p{font-size:10px;line-height:1.8;}
#edu-model-status{color:var(--edu-green);margin-top:6px;}
.edu-export-row .btn{font-size:12px;min-height:47px;gap:19px;padding-inline:21px;}
.edu-export-row .btn:disabled{opacity:.5;cursor:not-allowed;}
.edu-print-note{font-size:11px;line-height:1.9;margin:21px 0 0;max-width:920px;}
.edu-challenge{display:flex;gap:22px;padding:24px 28px;background:#f9eee6;border:1px solid #edd8c9;border-radius:20px;margin-top:32px;}
.edu-challenge>span{font:400 29px var(--latin);color:#b85832;}
.edu-challenge h3{font-size:19px;line-height:1.6;}
.edu-challenge p{font-size:13px;line-height:1.9;margin-top:8px;max-width:900px;color:#876b5b;}
.edu-library-section{padding-block:65px;background:#e5e5e8;margin-inline:16px;border-radius:36px;}
.edu-library-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.edu-library-grid>article{padding:27px;background:#efeff1;border:1px solid #f8f8f8;border-radius:24px;position:relative;}
.edu-soon{display:inline-block;border:1px solid #d4d4da;border-radius:99px;padding:4px 11px;font-size:10px;color:#7b7b84;}
.edu-library-index{position:absolute;right:26px;top:29px;font:500 12px var(--latin);color:#aaaab2;}
.edu-library-grid h3{font-size:23px;margin:35px 0 11px;}
.edu-library-grid p{font-size:13px;line-height:1.85;}
.edu-resources .edu-heading h2{font-size:32px;}
.edu-resource-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.edu-resource-grid>a{display:grid;grid-template-columns:85px minmax(0,1fr) 20px;align-items:center;gap:15px;border:1px solid #d4d4d8;border-radius:17px;padding:21px 22px;}
.edu-resource-grid>a:hover{background:#f8f8f8;border-color:#b6b6be;}
.edu-resource-grid>a>span:first-child{font:600 12px var(--latin);color:#8b8b93;}
.edu-resource-grid strong{font-size:13px;font-weight:500;line-height:1.8;}
.edu-resource-grid>a>span:last-child{color:#b54b30;font-size:19px;}
@media(max-width:1100px){.edu-hero>.container{gap:30px;}.edu-quiz-layout{gap:40px;}.edu-maker-layout{grid-template-columns:300px minmax(0,1fr);}.edu-maker-controls{padding:22px;}.edu-model-stats>div{padding:17px 13px;}.edu-model-stats dd{font-size:13px;}.edu-export-row{display:block;}.edu-export-row>.btn{margin-top:16px;width:100%;justify-content:space-between;}.edu-hero h1{font-size:56px;}}
@media(max-width:900px){.edu-hero{padding-bottom:43px;}.edu-hero>.container{grid-template-columns:1fr .6fr;gap:20px;}.edu-hero h1{font-size:48px;}.edu-hero-copy>p{font-size:14px;}.edu-hero .actions{gap:10px;}.edu-hero .btn{font-size:12px;padding-inline:20px;}.edu-section{padding:65px 0;}.edu-level-intro{grid-template-columns:1fr;gap:15px;}.edu-quiz-layout{grid-template-columns:1fr;gap:35px;}.edu-quiz-layout>.edu-heading{max-width:700px;}.edu-maker-layout{grid-template-columns:1fr;}.edu-maker-controls{display:grid;grid-template-columns:1fr 1fr;gap:12px 26px;}.edu-maker-controls fieldset{margin:0;}.edu-maker-controls>.btn{align-self:start;}.edu-maker-controls>.edu-text-button{margin:0;align-self:center;}.edu-shape-option{min-height:105px;}.edu-library-grid{gap:15px;}.edu-library-grid>article{padding:24px;}.edu-resource-grid>a{grid-template-columns:70px minmax(0,1fr) 18px;gap:10px;padding:19px;}.edu-lessons{gap:14px;}.edu-lesson summary{padding:22px;gap:13px;}.edu-lesson-body{margin-inline:22px;}}
@media(max-width:639px){.edu-hero{padding:124px 0 32px;}.edu-hero>.container{grid-template-columns:1fr;}.edu-hero h1{font-size:clamp(40px,9.8vw,56px);margin:21px 0;}.edu-hero-copy>p{font-size:14px;}.edu-hero .actions{margin-top:25px;}.edu-hero .btn{font-size:12px;gap:17px;}.edu-hero-art{max-width:270px;justify-self:center;margin-top:5px;}.edu-art-caption{margin-top:0;font-size:8px;gap:17px;}.edu-section-nav{width:calc(100% - 24px);gap:2px;padding:6px;top:8px;}.edu-section-nav a{font-size:10px;padding:10px 7px;}.edu-section{padding:51px 0;}.edu-heading{margin-bottom:27px;}.edu-heading h2{font-size:32px;margin:15px 0;}.edu-heading p{font-size:14px;}.edu-eyebrow{font-size:9px;}.edu-level-tabs{gap:11px;}.edu-level-tab{flex:1 1 145px;padding:17px 15px;gap:12px;min-height:90px;border-radius:18px;}.edu-level-tab strong{font-size:13px;}.edu-level-tab small{font-size:10px;}.edu-level-number{font-size:22px;}.edu-progress-row{display:block;margin:18px 1px 24px;}.edu-progress-row small{display:block;font-size:10px;margin-top:5px;}.edu-level-intro{padding-block:24px;}.edu-level-intro h3{font-size:23px;}.edu-level-intro p{font-size:13px;}.edu-lessons{grid-template-columns:1fr;}.edu-lesson summary{min-height:90px;padding:20px;}.edu-lesson summary strong{font-size:15px;}.edu-lesson-body{margin-inline:20px;}.edu-lesson-body>p{font-size:14px;}.edu-activity p{font-size:13px;}.edu-quiz-section,.edu-library-section{margin-inline:8px;border-radius:27px;}.edu-quiz-section .container,.edu-library-section .container{width:calc(100% - 32px);}.edu-quiz-card{padding:25px 22px;border-radius:23px;min-height:360px;}.edu-quiz-card legend{font-size:19px;line-height:1.7;}.edu-quiz-option{font-size:14px;padding:14px 15px;}.edu-quiz-top{font-size:10px;gap:15px;}.edu-quiz-top progress{width:90px;}#edu-quiz-score{font-size:29px;}.edu-maker-controls{display:block;padding:24px;border-radius:23px;}.edu-maker-controls fieldset{margin-bottom:25px;}.edu-maker-controls>.edu-text-button{margin:12px auto 0;}.edu-shape-option{min-height:94px;}.edu-maker-layout{gap:19px;}.edu-preview-card{border-radius:23px;}.edu-preview-top{padding:17px;gap:15px;}.edu-preview-top>span{font-size:8px;}.edu-preview-top label{font-size:10px;}#edu-canvas{height:315px;}.edu-view-controls button{min-width:36px;min-height:36px;}#edu-canvas-help{font-size:9px;}.edu-model-stats{grid-template-columns:1.5fr .7fr 1fr;}.edu-model-stats>div{padding:15px 10px;}.edu-model-stats dt{font-size:8px;}.edu-model-stats dd{font-size:11px;}.edu-export-row{padding:18px;}.edu-export-row p{font-size:10px;}.edu-print-note{font-size:10px;}.edu-challenge{padding:21px;gap:16px;}.edu-challenge h3{font-size:18px;}.edu-challenge p{font-size:12px;}.edu-library-grid{grid-template-columns:1fr;gap:15px;}.edu-library-grid>article{padding:25px;}.edu-library-grid h3{margin-top:28px;}.edu-resource-grid{grid-template-columns:1fr;}.edu-resources .edu-heading h2{font-size:29px;}}
/* Three learning routes and the browser-local modeling studio. */
.playground-routes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin:30px 0 50px;}
.playground-routes>a{border:1px solid #d9d9df;border-radius:22px;background:#f7f7f8;padding:23px;transition:background .2s,border-color .2s;min-width:0;}
.playground-routes>a:first-child{background:#fff1e9;border-color:#e3b49f;}
.playground-routes>a:hover{background:#fff;border-color:#c86b4f;}
.playground-routes>a>span{font:600 9px/1.5 var(--latin);letter-spacing:.12em;color:#9b6a55;}
.playground-routes strong{display:block;font-size:18px;font-weight:500;margin:17px 0 10px;line-height:1.65;}
.playground-routes p{font-size:12px;line-height:1.8;}
.studio-section,.edu-tinker-example,.edu-tinker-continue{scroll-margin-top:100px;}
.studio-heading{display:flex;gap:25px;align-items:center;justify-content:space-between;margin-bottom:25px;}
.studio-heading h3,.edu-tinker-continue h3{font-size:clamp(25px,2.6vw,35px);line-height:1.5;letter-spacing:-.035em;margin:10px 0;}
.studio-heading p,.edu-tinker-continue>div>p{font-size:14px;line-height:1.9;max-width:780px;}
.studio-button{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:42px;border:1px solid #ceced5;background:#fff;border-radius:999px;padding:10px 18px;font-size:12px;white-space:nowrap;}
.studio-heading>.studio-button{flex:none;}
.studio-app{display:grid;grid-template-columns:180px minmax(0,1fr) 235px;grid-template-areas:'toolbar toolbar toolbar' 'palette workplane inspector' 'bottom bottom bottom';border:1px solid #d8d8df;border-radius:24px;overflow:hidden;background:#f8f8f9;box-shadow:0 15px 50px #25253206;}
.studio-toolbar{grid-area:toolbar;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;padding:12px 14px;border-bottom:1px solid #dedee4;background:#fcfcfc;}
.studio-toolbar>div{display:flex;flex-wrap:wrap;gap:5px;}
.studio-toolbar button,.studio-selection-actions button,.studio-position-actions button{min-height:38px;background:#fff;border:1px solid #dcdce2;border-radius:10px;padding:7px 11px;font-size:11px;line-height:1.6;}
.studio-toolbar button[aria-pressed=true]{background:#292930;color:#fff;border-color:#292930;}
#studio-preview{color:#a5482d;border-color:#d6b4a7;background:#fff6f0;}
.studio-app button:disabled{opacity:.4;cursor:not-allowed;}
.studio-palette{grid-area:palette;padding:18px 14px;border-right:1px solid #dedee4;min-width:0;}
.studio-app h4{font-size:12px;font-weight:600;line-height:1.7;margin:0;}
.studio-palette>p{font-size:10px;line-height:1.8;margin:7px 0 15px;color:#8b8b94;}
.studio-shapes{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
.studio-shapes>button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;min-height:76px;background:#fff;border:1px solid #dcdce2;border-radius:12px;padding:10px 6px;cursor:grab;}
.studio-shapes>button:hover{background:#fff0e6;border-color:#cf8969;}
.studio-shapes>button>span{font:500 25px/1 var(--latin);color:#b46d4a;}
.studio-shapes>button>strong{font-size:10px;font-weight:500;}
.studio-object-heading{margin:25px 0 12px;}
.studio-object-heading>button{border:0;background:none;border-bottom:1px solid #c8c8d0;font-size:10px;padding:5px 0;color:#73737d;}
.studio-object-list{display:grid;gap:5px;max-height:230px;overflow:auto;}
.studio-object-list label{display:grid;grid-template-columns:15px minmax(0,1fr);gap:2px 6px;padding:8px 5px;border-radius:8px;cursor:pointer;border:1px solid transparent;}
.studio-object-list label:has(input:checked){background:#fff0e7;border-color:#e3c7b9;}
.studio-object-list input{margin:4px 0 0;accent-color:#c05e3b;grid-row:span 2;}
.studio-object-list span{font-size:11px;line-height:1.6;overflow-wrap:anywhere;}
.studio-object-list small{font-size:9px;color:#85858f;}
.studio-selection-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;}
.studio-selection-actions button{flex:1;font-size:10px;padding-inline:6px;}
#studio-group{flex-basis:100%;color:#a14b2e;background:#fff4ec;border-color:#ddc3b5;}
.studio-workplane{grid-area:workplane;min-width:0;display:flex;flex-direction:column;background:#eceff2;}
.studio-canvas-wrap{position:relative;flex:1;min-height:500px;background:radial-gradient(ellipse at 50% 30%,#fff,#e8ecf0);}
#studio-canvas{display:block;width:100%;height:100%;min-height:500px;position:absolute;inset:0;touch-action:none;cursor:grab;}
#studio-canvas[data-mode=move]{cursor:move;}
#studio-canvas:focus-visible{outline-offset:-5px;}
.studio-grid-label{position:absolute;left:17px;top:17px;font:500 8px var(--latin);letter-spacing:.1em;color:#8c97a4;pointer-events:none;}
.studio-workplane-footer{display:flex;justify-content:space-between;gap:12px;padding:12px 16px;min-height:39px;background:#f1f3f5;border-top:1px solid #dde1e7;font-size:10px;color:#7d8390;}
.studio-inspector{grid-area:inspector;padding:18px 16px;border-left:1px solid #dedee4;min-width:0;background:#fcfcfd;}
#studio-pick-one{font-size:12px;line-height:1.9;margin-top:16px;}
#studio-inspector-form{margin-top:15px;}
#studio-inspector-form fieldset{border:0;padding:0;margin:17px 0;min-width:0;}
#studio-inspector-form legend{font-size:10px;line-height:1.8;padding:0;margin-bottom:9px;font-weight:500;}
#studio-inspector-form .studio-material{display:flex;gap:10px;margin:0;}
.studio-material label{display:flex;align-items:center;gap:5px;font-size:11px;min-height:35px;}
.studio-material input{accent-color:#bd5938;}
.studio-hole-hint{font-size:10px;line-height:1.8;margin:8px 0 19px;}
.studio-vector-inputs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;}
.studio-vector-inputs label>span{display:block;font-size:9px;color:#878792;margin-bottom:4px;}
.studio-vector-inputs input,#studio-text{border:1px solid #d6d6df;border-radius:8px;padding:10px 6px;width:100%;min-width:0;background:#fff;font:500 12px var(--latin);color:#42424b;}
#studio-text-field>label{display:block;font-size:11px;margin-bottom:8px;}
#studio-text-field small{display:block;font-size:9px;line-height:1.8;color:#8c8c95;margin-top:6px;}
#studio-inspector-form>.studio-button{width:100%;font-size:11px;background:#eeeef1;border-color:#d6d6df;}
.studio-position-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px;}
.studio-position-actions>button{flex:1;font-size:10px;white-space:nowrap;}
.studio-bottom-bar{grid-area:bottom;border-top:1px solid #dedee4;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:25px;background:#fff;}
#studio-status{font-size:12px;line-height:1.85;color:#496354;}
#studio-autosave{display:block;font-size:10px;line-height:1.8;color:#92929b;margin-top:5px;}
.studio-bottom-bar>.btn{flex:none;font-size:12px;gap:15px;min-height:46px;padding-inline:20px;}
.studio-help{font-size:11px;line-height:1.9;margin-top:16px;max-width:1000px;}
#studio-keyboard{font-size:10px;margin-top:4px;color:#9999a3;}
.studio-file-actions{display:flex;flex-wrap:wrap;gap:22px;margin:20px 0;}
.studio-file-actions>button{border:0;border-bottom:1px solid #bfc0c9;padding:5px 0;background:none;font-size:11px;color:#74747f;min-height:35px;}
.studio-quick{border:1px solid #d8d8df;border-radius:24px;padding:24px;margin:40px 0 65px;background:#f2f2f4;}
.studio-quick>summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;font-size:19px;font-weight:500;line-height:1.6;}
.studio-quick>summary::-webkit-details-marker{display:none;}
.studio-quick>summary>span{color:#9696a1;font-size:22px;}
.studio-quick[open]>summary>span{transform:rotate(45deg);}
.studio-quick>p{font-size:13px;margin:15px 0 25px;line-height:1.9;}
.studio-quick .edu-maker-layout{grid-template-columns:280px minmax(0,1fr);}
.edu-tinker-example{margin:65px 0;}
.tinker-example-grid{display:grid;grid-template-columns:1.5fr 1fr;background:#fafafa;border:1px solid #dedee4;border-radius:24px;overflow:hidden;}
.tinker-embed{position:relative;min-height:390px;background:#edf0f3;}
.tinker-embed>iframe{display:block;width:100%;height:100%;min-height:390px;border:0;position:absolute;inset:0;}
.tinker-example-copy{align-self:center;padding:35px;}
.tinker-example-copy h4{font-size:25px;font-weight:500;line-height:1.7;margin:17px 0;letter-spacing:-.025em;}
.tinker-example-copy p{font-size:12px;line-height:1.9;margin-bottom:25px;}
.tinker-example-copy .studio-button{white-space:normal;text-align:center;}
.tinker-source{display:block;width:fit-content;font-size:11px;border-bottom:1px solid #bfc0c9;margin-top:18px;padding-bottom:5px;color:#767681;}
.tinker-example-copy small{display:block;font-size:10px;color:#9898a3;line-height:1.9;margin-top:23px;}
.edu-tinker-continue{padding:38px;display:grid;grid-template-columns:1.1fr .9fr;gap:30px 55px;background:#e7e7eb;border-radius:25px;margin:65px 0 35px;}
.edu-tinker-continue .actions{gap:12px;align-items:center;flex-wrap:wrap;margin-top:25px;}
.edu-tinker-continue .btn{font-size:12px;padding-inline:20px;gap:15px;}
.edu-tinker-continue ol{list-style:none;counter-reset:tinker;margin:10px 0 0;padding:0;}
.edu-tinker-continue li{counter-increment:tinker;display:flex;gap:15px;font-size:13px;line-height:1.9;padding:20px 0;border-bottom:1px solid #d1d1d8;}
.edu-tinker-continue li:first-child{padding-top:0;}
.edu-tinker-continue li:before{content:'0'counter(tinker);font:500 13px var(--latin);color:#bc6445;flex:none;padding-top:6px;}
.tinker-transfer-note{grid-column:1/-1;font-size:11px;line-height:1.9;padding-top:22px;border-top:1px solid #d1d1d8;}
.studio-app:fullscreen{border-radius:0;width:100vw;height:100dvh;overflow:auto;background:#f8f8f9;}
.studio-app:fullscreen .studio-canvas-wrap{min-height:55vh;}
@media(max-width:1100px){.studio-app{grid-template-columns:160px minmax(0,1fr);grid-template-areas:'toolbar toolbar' 'palette workplane' 'inspector inspector' 'bottom bottom';}.studio-inspector{border-left:0;border-top:1px solid #dedee4;}.studio-inspector>h4{font-size:14px;}#studio-inspector-form{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px 22px;align-items:start;}#studio-inspector-form[hidden]{display:none;}#studio-inspector-form fieldset{margin:0;}#studio-inspector-form .studio-material{grid-column:1;}.studio-hole-hint{grid-column:2/-1;margin:0;font-size:11px;}#studio-text-field{grid-column:1/-1;}#studio-inspector-form>.studio-button{align-self:center;}.studio-position-actions{grid-column:2/-1;margin:0;}.studio-position-actions>button{flex:none;}.studio-quick .edu-maker-layout{grid-template-columns:260px minmax(0,1fr);}.tinker-example-copy{padding:28px;}.tinker-example-copy h4{font-size:22px;}.edu-tinker-continue{gap:25px 35px;padding:30px;}}
@media(max-width:760px){.playground-routes{gap:10px;margin-bottom:35px;}.playground-routes>a{padding:18px 15px;}.playground-routes strong{font-size:15px;margin-top:13px;}.playground-routes p{font-size:11px;}.studio-heading{align-items:flex-start;}.studio-heading p{font-size:13px;}.studio-quick .edu-maker-layout{grid-template-columns:1fr;}.tinker-example-grid,.edu-tinker-continue{grid-template-columns:1fr;}.tinker-embed,.tinker-embed>iframe{min-height:350px;}.tinker-example-copy{padding:28px;}.edu-tinker-continue{padding:28px;gap:25px;}.tinker-transfer-note{grid-column:auto;}.studio-canvas-wrap,#studio-canvas{min-height:410px;}}
@media(max-width:540px){.playground-routes{grid-template-columns:1fr;margin-bottom:35px;}.playground-routes>a{padding:17px 20px;border-radius:17px;display:grid;grid-template-columns:1fr;gap:4px;}.playground-routes strong{font-size:17px;margin:5px 0;}.playground-routes p{font-size:12px;}.studio-heading{display:block;}.studio-heading>.studio-button{margin-top:17px;min-height:42px;}.studio-heading h3,.edu-tinker-continue h3{font-size:27px;}.studio-app{grid-template-columns:1fr;grid-template-areas:'toolbar' 'palette' 'workplane' 'inspector' 'bottom';border-radius:19px;}.studio-toolbar{padding:10px;gap:8px;}.studio-toolbar button{min-height:42px;font-size:10px;padding-inline:10px;}.studio-palette{padding:18px 15px;border-right:0;border-bottom:1px solid #dedee4;}.studio-palette>p{font-size:11px;margin-bottom:12px;}.studio-shapes{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;}.studio-shapes>button{padding:9px 3px;min-height:70px;gap:9px;border-radius:9px;}.studio-shapes>button>span{font-size:22px;}.studio-shapes>button>strong{font-size:9px;}.studio-object-heading{display:flex;align-items:center;justify-content:space-between;margin:18px 0 10px;}.studio-object-list{grid-template-columns:1fr 1fr;max-height:155px;gap:5px;}.studio-object-list label{padding:9px 6px;}.studio-selection-actions{margin-top:12px;}.studio-selection-actions button,#studio-group{flex:1;flex-basis:auto;min-height:42px;font-size:10px;}.studio-canvas-wrap,#studio-canvas{min-height:360px;}.studio-workplane-footer{font-size:9px;padding:12px;gap:8px;}.studio-inspector{padding:18px 15px;}#studio-inspector-form{grid-template-columns:1fr;gap:17px;}#studio-inspector-form .studio-material,.studio-hole-hint,#studio-text-field,.studio-position-actions{grid-column:auto;}.studio-vector-inputs input{min-height:43px;font-size:13px;}.studio-vector-inputs label>span{font-size:10px;}#studio-inspector-form legend{font-size:11px;}.studio-material label{font-size:12px;min-height:40px;}.studio-position-actions>button{flex:1;min-height:42px;}.studio-bottom-bar{display:block;padding:20px 16px;}#studio-status{font-size:12px;}#studio-autosave{font-size:10px;}.studio-bottom-bar>.btn{width:100%;justify-content:space-between;margin-top:16px;}.studio-help{font-size:10px;}.studio-file-actions{gap:15px;}.studio-file-actions>button{font-size:10px;min-height:40px;}.studio-quick{padding:19px 15px;border-radius:19px;margin:35px 0 50px;}.studio-quick>summary{font-size:17px;}.studio-quick>p{font-size:12px;}.edu-tinker-example{margin:50px 0;}.tinker-example-grid{border-radius:19px;}.tinker-embed,.tinker-embed>iframe{min-height:300px;}.tinker-example-copy{padding:24px;}.tinker-example-copy h4{font-size:23px;}.edu-tinker-continue{margin-top:50px;padding:26px 23px;border-radius:20px;}.edu-tinker-continue>div>p{font-size:13px;}.edu-tinker-continue .actions{display:grid;grid-template-columns:1fr;gap:10px;}.edu-tinker-continue .btn,.edu-tinker-continue .studio-button{white-space:normal;text-align:center;font-size:11px;}.edu-tinker-continue li{font-size:12px;}}