:root{--paper:#f7f5f0;--ink:#24222a;--muted:#706c75;--line:rgba(36,34,42,.14);--coral:#f1c84b;--blue:#b8cee9;--lime:#d5e4a0;--white:#fffefa;--serif:Georgia,"Times New Roman",serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.55}.shell{width:min(1160px,calc(100% - 48px));margin:auto}.site-header{background:var(--white);border-bottom:1px solid var(--line)}.header-top{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;text-decoration:none;color:var(--ink);flex:0 0 auto}.brand-logo{display:block;width:220px;height:auto}.lang{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:4px;max-width:calc(100% - 244px)}.lang button{border:0;background:transparent;padding:8px 9px;color:var(--muted);font:inherit;cursor:pointer;border-radius:99px;white-space:nowrap}.lang button[aria-pressed=true]{background:#182b48;color:white}.nav{display:flex;align-items:center;gap:28px;padding:0 0 16px}.nav a{color:var(--ink);text-decoration:none;font-size:14px}.nav a:hover{color:#182b48}.nav .push{margin-left:auto}.nav .push.button,.nav .push.button:hover{color:#fff}.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:4px;background:transparent;color:var(--ink);font:700 22px/1 var(--sans);cursor:pointer}.menu-toggle:focus-visible{outline:3px solid #182b48;outline-offset:3px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 20px;background:#182b48;color:white;border:1px solid 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p{color:var(--muted)}footer{background:#111e33;color:white;padding:25px 0;font-size:13px}.foot{display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-brand{display:inline-flex;align-items:center;flex:0 0 auto}.footer-brand .brand-logo{width:190px}.modal{position:fixed;inset:0;background:#111e33b8;z-index:50;display:grid;place-items:center;padding:18px}.modal[hidden]{display:none}.dialog{position:relative;background:#fffefa;width:min(680px,100%);max-height:90vh;overflow:auto;padding:clamp(22px,5vw,42px);box-shadow:0 18px 60px #111e3350}.close{position:absolute;right:16px;top:13px;border:0;background:transparent;font-size:25px;cursor:pointer}.dialog h2{font:36px/1.05 var(--serif);margin:5px 28px 7px 0}.dialog p{color:var(--muted)}.phrase{display:flex;align-items:center;justify-content:space-between;gap:15px;background:#f0f2f5;padding:16px 18px;margin:12px 0}.phrase 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@media(max-width:760px){.shell{width:min(100% - 32px,600px)}.header-top{min-height:66px;gap:4px;flex-wrap:wrap;padding:8px 0}.brand-logo{width:clamp(112px,34vw,148px)}.lang{order:3;flex:1 0 100%;width:100%;gap:2px;margin:0;justify-content:flex-start;max-width:none}.lang button{padding:5px 6px;font-size:11px;white-space:nowrap}.menu-toggle{order:2;display:inline-flex;flex:0 0 44px;width:44px;height:44px;font-size:20px}.nav{display:none;flex-direction:column;align-items:stretch;gap:4px;padding:0 0 14px}.nav.is-open{display:flex}.nav a{padding:10px 12px;border-radius:4px}.nav .push{margin-left:0;width:100%}.hero{grid-template-columns:1fr;gap:30px;padding:40px 0 52px}.hero h1{font-size:clamp(48px,14vw,68px)}.hero-copy{font-size:16px}.hero-art{width:calc(100% - 12px);margin:0 0 15px}.art-note{right:-10px}.section-head{display:block}.progress{margin-top:20px;max-width:250px}.lesson-grid{grid-template-columns:1fr;gap:12px}.lesson-card{min-height:0;padding:20px}.extension{display:block;padding:20px}.extension .button{margin-top:16px}.teacher-row{grid-template-columns:90px 1fr;gap:17px}.teacher img{width:86px;height:86px}.teacher h2{font-size:30px}.features{grid-template-columns:1fr;gap:18px;padding:30px 0}.foot{display:block}.footer-brand{margin-bottom:12px}.footer-brand .brand-logo{width:178px}.foot span{display:block;margin:6px 0}}@media(max-width:360px){.brand-logo{width:clamp(108px,34vw,122px)}.lang button{padding:5px 2px;font-size:10px}}@media(max-width:320px){.brand-logo{width:94px}.lang button{padding:5px 1px;font-size:9px}.menu-toggle{flex-basis:38px;width:38px;height:38px}}

.reasons{background:var(--white);padding:64px 0 72px;border-block:1px solid var(--line)}.reason-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}.reason-head .section-kicker{margin-bottom:10px}.reason-note{max-width:360px;margin:0 0 3px;color:var(--muted);font-size:14px;line-height:1.7}.reason-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.reason-card{padding:23px 25px 28px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:250px;background:var(--paper)}.reason-number{display:flex;align-items:center;gap:8px;color:#596c87;font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700}.reason-card h3{font:clamp(24px,2.3vw,30px)/1.12 var(--serif);letter-spacing:-.02em;margin:21px 0 12px;max-width:280px}.reason-card p{margin:0;color:var(--muted);max-width:340px;font-size:15px;line-height:1.7}@media(max-width:760px){.reasons{padding:44px 0 50px}.reason-head{display:block;margin-bottom:24px}.reason-note{margin-top:16px}.reason-grid{grid-template-columns:1fr}.reason-card{min-height:0;padding:20px 20px 22px}.reason-card h3{font-size:25px;margin:14px 0 8px}}
.intro{display:none}.reasons{display:none}.homepage-flow{padding:52px 0 62px;background:var(--white);border-block:1px solid var(--line)}.flow-head{max-width:720px;margin-bottom:28px}.flow-head p{color:var(--muted);max-width:620px}.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-left:1px solid var(--line)}.step{padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper);min-height:145px}.step b{display:block;font:26px var(--serif);margin-bottom:8px}.step small{display:block;color:var(--muted)}.teacher{padding:68px 0}.teacher-row{grid-template-columns:minmax(180px,260px) 1fr;gap:42px}.teacher img{width:220px;height:220px}.teacher h2{font-size:clamp(36px,4vw,52px)}.teacher-copy{max-width:680px}.teacher-offer-wrap{margin-top:24px;max-width:560px}.lesson-offer{padding:23px;background:#fffefa;color:var(--ink);border-left:4px solid #f1c84b}.lesson-offer h3{font:25px var(--serif);margin:0 0 8px}.lesson-offer p{margin:0 0 17px;color:var(--muted)}.future{padding:60px 0;background:#e9edf2}.future p{color:#565e68;max-width:720px}.future-modules{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:25px}.module-card{padding:20px;background:#fffefa;border:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.module-card strong{font:23px var(--serif)}.module-card span{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#596c87;font-weight:700}@media(max-width:760px){.hero{padding-top:42px}.hero-art{min-height:300px}.homepage-flow{padding:40px 0 46px}.step-grid{grid-template-columns:1fr}.step{min-height:0;padding:18px 20px}.teacher{padding:48px 0}.teacher-row{grid-template-columns:82px 1fr;gap:17px}.teacher img{width:78px;height:78px}.teacher-offer-wrap{max-width:100%}.future{padding:44px 0}.future-modules{grid-template-columns:1fr}}
.teacher-highlights{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:22px 0 26px;max-width:760px}.teacher-highlight{border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.06);padding:13px 16px;border-radius:4px;display:flex;flex-direction:column;gap:4px}.teacher-highlight strong{color:#f1c84b;font-size:13px;letter-spacing:.04em}.teacher-highlight span{color:#eef2f8;font-size:14px}@media(max-width:600px){.teacher-highlights{grid-template-columns:1fr}}.lang-more{position:relative}.lang-more summary{list-style:none;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);color:var(--muted);font-weight:700;cursor:pointer}.lang-more summary::-webkit-details-marker{display:none}.lang-more[open] summary{background:#182b48;color:#fff}.lang-more-menu{position:absolute;right:0;top:calc(100% + 8px);z-index:30;display:grid;gap:3px;min-width:220px;padding:8px;background:var(--white);border:1px solid var(--line);box-shadow:0 10px 28px #182b4822;border-radius:8px}.lang-more-menu button{width:100%;border:0!important;border-radius:4px!important;background:transparent!important;color:var(--ink)!important;text-align:left;font-size:14px!important;padding:9px 10px!important;white-space:nowrap}.lang-more-menu button:hover,.lang-more-menu button[aria-pressed=true]{background:#e9edf2!important;color:#182b48!important}
html[dir="rtl"] .lang,html[dir="rtl"] .langs{direction:ltr}html[dir="rtl"] .phrase strong[lang="ro"],html[dir="rtl"] .art-phrase,html[dir="rtl"] .art-top{direction:ltr;unicode-bidi:isolate}html[dir="rtl"] .art-phrase{text-align:left}
@media(max-width:680px){.langs,.lang{flex-wrap:nowrap!important;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}.langs::-webkit-scrollbar,.lang::-webkit-scrollbar{display:none}.langs a,.lang button{flex:0 0 auto;min-height:44px;display:inline-flex!important;align-items:center;padding:0 10px!important;font-size:13px!important}}
.footer-email{color:inherit;text-decoration:underline;text-underline-offset:3px;opacity:.9}.footer-email:hover{opacity:1}
.lesson-back{margin-inline-start:auto;color:var(--ink);font-weight:650;text-decoration:none}
.lesson-back:hover{text-decoration:underline;text-underline-offset:4px}
.lesson-page{padding:36px 0 64px}
.lesson-article.dialog{width:min(760px,100%);max-height:none;overflow:visible;margin:0 auto;box-shadow:0 10px 40px #111e3318}
.lesson-article h1{font:clamp(34px,6vw,48px)/1.05 var(--serif);margin:6px 0 10px}
.lesson-pager{width:min(760px,100%);margin:22px auto 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.lesson-pager a{color:var(--ink);font-weight:650;text-decoration:none;padding:10px 0}
.lesson-pager a:hover{text-decoration:underline;text-underline-offset:4px}
.lesson-pager .next{margin-inline-start:auto;text-align:end}
.lesson-cta{width:min(760px,100%);margin:28px auto 0;padding:24px;background:var(--white);border:1px solid var(--line);border-top:4px solid #b8cee9}
.lesson-cta h2{font:26px/1.15 var(--serif);margin:0 0 6px}.lesson-cta p{color:var(--muted);margin:0 0 16px}
.answer.correct{border-color:#4f9c83;background:#e3f4ec}.answer.wrong{border-color:#c96a5b;background:#fbe9e5}