@font-face{font-family:Manrope;src:url('/institutions/a13d9b41b0a471ce.ttf')}@font-face{font-family:Manrope;src:url('/institutions/b9584e099e0e7f1e.ttf');font-weight:700}
:root{--ink:#102e47;--muted:#48657b;--blue:#0078b8;--line:#d3e3ee;--light:#eff6fb}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:white;color:var(--ink);font:16px/1.65 Manrope,Arial,sans-serif}a{color:inherit}button,input{font:inherit}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.1;letter-spacing:-.04em}h1{font-size:clamp(46px,6.15vw,92px)}h2{font-size:clamp(34px,4.15vw,61px)}h3{font-size:25px}.wrap{width:min(1260px,calc(100% - 72px));margin:auto}.blue{color:var(--blue)}.header{background:#f8fcff;border-bottom:1px solid var(--line)}.nav,.footer{display:flex;align-items:center;justify-content:space-between;gap:22px;padding-block:17px}.brand{display:flex;align-items:center;gap:10px;font-size:27px;font-weight:700;text-decoration:none;letter-spacing:-.05em}.brand img{object-fit:contain}.nav nav{display:flex;gap:28px}.nav nav a,.footer a{text-decoration:none;font-weight:700;color:var(--muted)}.button{display:inline-flex;justify-content:center;align-items:center;gap:15px;background:var(--blue);color:#fff;border:1px solid var(--blue);border-radius:9px;padding:12px 20px;font-weight:700;text-decoration:none;cursor:pointer}.button:hover{background:#006397}.button.small{padding:9px 15px;font-size:14px}.button.outline{background:transparent;color:var(--ink);border-color:#a9c6da}.button.outline:hover{background:#dfeef9}.button:disabled{opacity:.65;cursor:wait}:focus-visible{outline:3px solid #ec9a2b;outline-offset:4px}.hero{background:radial-gradient(ellipse at 84% 25%,#dceefb,transparent 56%),#eff6fb;border-bottom:1px solid var(--line)}.hero-grid{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:35px;padding-block:66px 42px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.12em;color:#336581;margin-bottom:14px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#0078b8;margin-right:6px}.intro{font-size:clamp(17px,1.7vw,21px);line-height:1.65;color:var(--muted);max-width:650px;margin-top:21px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #bfd8e9}.facts div{padding:20px 18px;display:grid;gap:2px}.facts div+div{border-left:1px solid #bfd8e9}.facts strong{font-size:25px;line-height:1.15;color:#146b9a}.facts span,.section-head>p:last-child{color:var(--muted)}.section{padding-block:78px;scroll-margin-top:12px}.section-head{margin-bottom:29px}.section-head>p:last-child{margin-top:12px}.kits{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.kit{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:13px;overflow:hidden}.kit-photo{background:var(--tint);padding:12px}.kit-photo img{display:block;width:100%;height:auto;aspect-ratio:1.45;object-fit:contain}.kit-copy{padding:19px;display:flex;flex-direction:column;flex:1}.badge{font-size:10px;font-weight:700;letter-spacing:.08em;color:var(--accent);margin-bottom:9px}.kit-copy>p:not(.badge){color:var(--muted);margin:10px 0 17px}.kit-copy a,.demo a{font-weight:700;color:var(--accent,var(--blue));font-size:14px;text-underline-offset:4px}.kit-copy a{margin-top:auto}.lesson{background:#f0f7fc;border-block:1px solid var(--line)}.lesson-grid,.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;align-items:center}.steps{padding:0;list-style:none;counter-reset:steps;margin:22px 0 0}.steps li{counter-increment:steps;display:grid;grid-template-columns:33px 105px 1fr;gap:9px;padding:11px 0;border-bottom:1px solid var(--line);align-items:start}.steps li:before{content:'0' counter(steps);color:#147cba;font-weight:700}.steps span{color:var(--muted)}.demo{background:white;border:1px solid #b8d7eb;border-radius:16px;padding:27px;box-shadow:0 12px 30px #16426b0a}.demo svg{width:100%;height:auto;display:block;margin-bottom:12px}.demo svg text{font-size:14px;font-weight:700}.demo #lamp.on{fill:#ffbd31;stroke:#d8870b;filter:drop-shadow(0 0 10px #f1ad38)}#demo-status{margin:10px 0;color:var(--muted)}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:28px}.three article{border-top:2px solid #c8deed;padding-top:15px}.num{color:var(--blue);font-size:13px;font-weight:700}.three h3{margin:8px 0}.three p{color:var(--muted)}.contact{background:#102f48;color:#fff}.contact .eyebrow{color:#a9d8f6}.contact-grid>div>p:not(.eyebrow){margin:16px 0;color:#d1e4f3;max-width:440px}.contact-grid>div>a{font-weight:700}.contact form{background:#fff;color:var(--ink);padding:27px;border-radius:14px;display:grid;gap:13px}.contact label{display:block;font-weight:700;font-size:14px}.contact label span,.fine{font-weight:400;color:var(--muted);font-size:13px}.contact input{display:block;width:100%;margin-top:5px;border:1px solid #b5cad9;background:#f7fbfe;border-radius:7px;min-height:44px;padding:8px 10px;color:var(--ink)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.contact form>.button{justify-self:start}#form-status:empty{display:none}#form-status{font-size:14px;color:#194762}footer{background:var(--light);font-size:14px;color:var(--muted)}
@media(max-width:1000px){.kits{grid-template-columns:repeat(2,1fr)}.hero-grid{gap:20px}.lesson-grid,.contact-grid{gap:30px}.section{padding-block:55px}}
@media(max-width:680px){.wrap{width:calc(100% - 32px)}.nav{gap:10px}.nav nav{display:none}.brand{font-size:23px}.brand img{width:34px;height:34px}.hero-grid,.lesson-grid,.contact-grid,.three{grid-template-columns:1fr}.hero-grid{padding-top:36px;padding-bottom:24px}.facts div{padding:13px 7px}.facts strong{font-size:17px}.facts span{font-size:12px;line-height:1.4}.kits{gap:10px}.kit-copy{padding:12px}.kit-copy h3{font-size:20px}.kit-copy p,.kit-copy a{font-size:13px}.kit-copy .badge{font-size:9px}.demo,.contact form{padding:18px}.steps li{grid-template-columns:25px 85px 1fr}.form-row{grid-template-columns:1fr}.section{padding-block:43px}}
@media(max-width:350px){.kits{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

[hidden]{display:none!important}
.header-actions{display:flex;align-items:center;gap:clamp(10px,2vw,24px)}
.header-actions .button{flex-shrink:0;white-space:nowrap}
.header-contact{display:grid;gap:2px;font-style:normal;font-size:13px;line-height:1.4;color:var(--muted)}
.header-contact a{width:fit-content;color:var(--blue);font-size:15px;font-weight:700;text-decoration:none}
.header-contact a:hover{text-decoration:underline}
.hero{background:radial-gradient(ellipse at 76% 28%,#d5f0fb,transparent 65%),#f1f8ff}
.hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,62px);padding-top:58px}
.hero h1{font-size:clamp(40px,5.05vw,76px);letter-spacing:-.065em}
.hero .eyebrow{letter-spacing:.09em}
.lab{min-width:0;scroll-margin-top:16px;border-radius:22px;padding:clamp(16px,2.4vw,32px);box-shadow:0 18px 45px #145d8820}
.lab-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}
.lab-chip,.lab-index{font-size:11px;font-weight:700;letter-spacing:.07em}
.lab-chip{display:inline-flex;align-items:center;border-radius:30px;background:#e6f3fc;color:#145a82;padding:5px 9px}
.lab-index{font-family:monospace;color:#3e6986}
.lab h2{font-size:clamp(28px,3.6vw,48px)}
.lab-intro{margin-top:5px;color:var(--muted);font-size:14px}
.lab-steps,.kit-filters{display:flex;flex-wrap:wrap;gap:7px;margin:17px 0 13px}
.lab-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.lab-steps button,.kit-filters button,.lab-answers button{border:1px solid #c1d8e9;border-radius:9px;background:#f4f9fe;color:var(--ink);cursor:pointer;font-weight:700}
.lab-steps button{min-height:42px;padding:6px 3px;font-size:13px}
.lab-steps button span{color:#48657b;font-size:.8em}
.lab-steps button[aria-pressed="true"],.kit-filters button[aria-pressed="true"]{color:#fff;background:#076da6;border-color:#076da6}
.lab-steps button[aria-pressed="true"] span{color:#d4edfb}
.lab-steps button:hover:not([aria-pressed="true"]),.kit-filters button:hover:not([aria-pressed="true"]),.lab-answers button:hover{background:#e2f1fb}
.lab-panel{min-height:216px}
.lab-board{border:1px solid #d1e5f2;border-radius:12px;background-color:#f5fbff;background-image:radial-gradient(#a8c8dd 1px,transparent 1px);background-size:16px 16px;display:grid;place-items:center}
.lab-board svg{width:min(100%,395px);height:160px;margin:0}
.circuit-wire,#lamp{transition:stroke .25s,fill .25s}
.powered .circuit-wire{stroke:#007eac}
.lab-controls{display:flex;align-items:center;flex-wrap:wrap;gap:8px 13px;margin-top:12px}
#demo-status{margin:0;font:700 13px/1.5 monospace}
.lab-panel h3{font-size:20px;letter-spacing:-.02em}
.lab-wiring{padding-left:24px;margin:14px 0;color:var(--muted);font-size:14px}
.lab-wiring li+li{margin-top:8px}
.lab-answers{display:grid;gap:7px;margin-top:12px}
.lab-answers button{text-align:left;padding:8px 12px;font-size:14px}
.lab-answers button[aria-pressed="true"]{border-color:#0078b8;box-shadow:inset 0 0 0 1px #0078b8}
.lab-feedback{margin-top:10px;padding:8px 10px;border-radius:8px;background:#eff6fb;color:var(--muted);font-size:13px}
.lab-feedback[data-result="correct"]{background:#e6f3fc;color:#145a82}
.lab-feedback[data-result="retry"]{background:#fff0e7;color:#812a14}
.kit-filters button{padding:7px 13px;font-size:14px}
.kit{background:white;border-top:3px solid var(--accent);transition:box-shadow .2s}
.kit:hover,.kit:focus-within{box-shadow:0 8px 24px #123b551c}
.teacher-note{background:#fff9e9;border:1px solid #efdb9f;border-radius:18px;padding:clamp(20px,3vw,36px)}
.teacher-note .eyebrow{color:#79550a}
.teacher-note p:not(.eyebrow){margin:12px 0;color:#665329}
.teacher-note a{font-weight:700;text-underline-offset:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
@media(max-width:900px){.nav nav{display:none}}
@media(max-width:680px){.hero-grid{grid-template-columns:1fr;padding-top:36px}.lab-panel{min-height:0}}
@media(max-width:540px){.nav{flex-wrap:wrap;padding-block:10px}.header-actions{width:100%;justify-content:space-between}}
@media(prefers-reduced-motion:reduce){.circuit-wire,#lamp,.kit{transition:none}}

.impact{margin-top:48px}
.impact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px}
.impact-card{border:1px solid var(--line);border-top:3px solid var(--impact-accent);border-radius:14px;padding:clamp(19px,3vw,32px);background:var(--impact-tint)}
.impact-students{--impact-accent:#076da6;--impact-tint:#eff7ff}
.impact-schools{--impact-accent:#076da6;--impact-tint:#eff7ff}
.impact-card h4{margin:0;font-size:clamp(17px,2vw,22px);line-height:1.3}
.impact-card h4 span{display:block;color:var(--impact-accent);font-size:clamp(37px,5vw,60px);line-height:1.1;letter-spacing:-.04em;margin-bottom:8px}
.impact-card p{color:var(--muted);margin-top:12px}
@media(max-width:680px){.impact-grid{grid-template-columns:1fr}}

@media(max-width:1020px){.nav nav{display:none}}
@media(max-width:540px){
  .nav{display:grid;grid-template-columns:minmax(0,1fr) auto}
  .header-actions{display:contents}
  .header-actions .academy-language{grid-area:1/2;justify-self:end}
  .header-actions .button{justify-self:end}
}
html[lang="ru"] .hero h1{font-size:clamp(34px,4.2vw,66px)}
.academy-language{display:inline-flex;align-items:center;gap:3px;padding:4px;border:1px solid #b9d2e2;border-radius:9px;background:#fff;flex-shrink:0;white-space:nowrap;font:700 14px/1 Manrope,Arial,sans-serif;letter-spacing:.3px;color:#7a91a0}.academy-language>button{font:inherit;min-width:36px;min-height:32px;padding:7px;border:0;border-radius:5px;background:transparent;color:#657f90;cursor:pointer}.academy-language>button[aria-pressed=true]{background:#087db9;color:white}.academy-language>button:hover:not([aria-pressed=true]){background:#eaf4fc}.academy-language>button:focus-visible{outline:3px solid #d8a54d;outline-offset:2px}.academy-language>span{font-size:12px;opacity:.5}.academy-header-tools{display:flex;align-items:center;gap:24px}.pro-course .academy-language{border-color:#bed4c4}.pro-course .academy-language>button[aria-pressed=true]{background:#258b5d}.esp-course .academy-language{border-color:#e3cba9}.esp-course .academy-language>button[aria-pressed=true]{background:#bd761e}.pico-course .academy-language>button[aria-pressed=true]{background:#14533d}.topbar-actions,.pro-header-actions{gap:14px}.pro-header .academy-language>button{font-size:13px!important;line-height:1!important}.academy-header .academy-language{font-size:14px}html[lang=ru] .course-kit-title{font-size:16px}html[lang=ru] .academy-course-summary h2{font-size:clamp(27px,2.9vw,40px);line-height:1.18}html[lang=ru] .pro-tabs{gap:24px}html[lang=ru] .pro-header-actions{gap:12px}html[lang=ru] .pro-run-actions{gap:10px;flex-wrap:wrap}html[lang=ru] .pro-run-actions button{font-size:16px!important}html[lang=ru] .pico-step-controls button{font-size:16px!important}html[lang=ru] .pico-method-card .pro-primary{white-space:normal}html[lang=ru] .pro-card-header{flex-wrap:wrap}html[lang=ru] .academy-intro h1{letter-spacing:-2px}html[lang=ru] .pro-stage-caption{max-width:48%;text-align:right}
@media(max-width:1500px) and (min-width:1201px){.topbar,.pro-header{--course-header-height:126px;grid-template-columns:minmax(0,1fr) auto;grid-template-rows:56px 34px;gap:10px 14px;padding-block:13px}.topbar>.topbar-actions,.pro-header>.pro-header-actions{grid-column:2}.course-kit-title{grid-column:1/-1;grid-row:2;padding:5px 16px;font-size:16px}.sidebar,.pro-sidebar{top:126px;min-height:0}}
@media(max-width:900px){.topbar-actions .saved-state{display:none}.topbar-actions .help-button>span{display:none}.topbar-actions .header-course-progress{display:none}.pro-header-actions .pro-progress-wrap{display:none}.academy-header-tools{gap:15px}.academy-language{padding:3px;gap:1px}.academy-language>button{min-width:32px;min-height:31px;padding:6px}.pro-header-actions,.topbar-actions{gap:8px}html[lang=ru] .course-kit-title{font-size:15px}}
@media(max-width:600px){.academy-header-tools .academy-shop-link{display:none}.academy-header .academy-language{font-size:12px}.academy-header-tools{gap:8px}.academy-language{font-size:12px}.academy-language>button{min-width:29px;min-height:30px;padding:5px}.pro-header-actions .pro-progress-wrap,.topbar-actions #helpButton{display:none}.pro-header-actions #picoChoose{font-size:0!important;min-width:26px;padding:4px}.pro-header-actions #picoChoose:after{content:'↔';font-size:20px}html[lang=ru] .course-kit-title{font-size:13px;white-space:normal;max-width:100%}html[lang=ru] .pro-tabs{gap:16px}html[lang=ru] .pro-run-actions button{font-size:12px!important}html[lang=ru] .academy-intro h1{letter-spacing:-1.5px}html[lang=ru] .academy-course-summary h2{font-size:34px}}


.section{padding-block:44px}
.section-head{margin-bottom:20px}
.impact{margin-top:28px}
.kit-copy{display:flex;flex-direction:column;align-items:stretch;padding:16px;gap:0}
.kit-copy .badge{margin-bottom:7px}
.kit-copy>.kit-description{margin:8px 0 10px;line-height:1.5}
.kit-footer{margin-top:auto}
.kit-copy .kit-price{margin:0 0 12px;color:var(--ink);font-size:17px;line-height:1.5}
.kit-price del{font-size:12px;color:var(--muted);font-weight:400;margin-left:5px;white-space:nowrap}
.kit-actions{display:grid;gap:7px;margin-top:0;padding:7px;border:1px solid var(--line);border-radius:12px;background:var(--tint)}
.kit-copy .kit-action{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:42px;margin:0;padding:9px 11px;border:1px solid var(--accent);border-radius:8px;font-size:13px;font-weight:700;line-height:1.3;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease}
.kit-copy .kit-action-course{background:var(--accent);color:#fff;box-shadow:0 2px 4px #102e4712}
.kit-copy .kit-action-product{background:#fff;color:var(--accent);border-color:color-mix(in srgb,var(--accent) 35%,white)}
.kit-action>span{display:grid;place-items:center;flex:0 0 23px;height:23px;border-radius:6px;background:#ffffff24;font-size:17px;transition:transform .18s ease}
.kit-action-product>span{background:var(--tint)}
.kit-copy .kit-action:focus-visible{outline:3px solid #ec9a2b;outline-offset:3px}
.kit-copy .kit-action:active,.kit-copy .kit-action:hover:active{transform:translateY(0);box-shadow:none}
@media(hover:hover){.kit-copy .kit-action:hover{transform:translateY(-2px);box-shadow:0 5px 12px #102e471f}.kit-action:hover>span{transform:translate(1px,-1px)}.kit-copy .kit-action-product:hover{background:var(--tint);border-color:var(--accent)}}
@media(max-width:1000px){.section{padding-block:38px}}
@media(max-width:680px){.section{padding-block:32px}.kit-copy{padding:12px}.kit-copy .kit-price{font-size:16px}.kit-price del{display:block;margin-left:0}.kit-actions{padding:5px;gap:6px}.kit-copy .kit-action{padding:8px;font-size:12px;gap:5px;min-height:42px}.kit-action>span{flex-basis:18px;height:20px;font-size:15px}}
@media(prefers-reduced-motion:reduce){.kit-copy .kit-action,.kit-action>span{transition:none}.kit-copy .kit-action:hover,.kit-action:hover>span{transform:none}}