@font-face{font-family:Fredoka;font-weight:500;font-display:swap;src:url(../fonts/fredoka-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:Fredoka;font-weight:500;font-display:swap;src:url(../fonts/fredoka-latin-ext-500-normal.woff2) format("woff2");unicode-range:U+0100-024F}
@font-face{font-family:Fredoka;font-weight:700;font-display:swap;src:url(../fonts/fredoka-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:Fredoka;font-weight:700;font-display:swap;src:url(../fonts/fredoka-latin-ext-700-normal.woff2) format("woff2");unicode-range:U+0100-024F}
@font-face{font-family:Andika;font-weight:400;font-display:swap;src:url(../fonts/andika-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:Andika;font-weight:400;font-display:swap;src:url(../fonts/andika-latin-ext-400-normal.woff2) format("woff2");unicode-range:U+0100-024F}

:root{
  --ink:#1d2a3a; --muted:#5b6b7f; --line:#e3e9f0; --bg:#fbfaf6; --sky:#e6f5ff;
  --orange:#f26b38; --orange-d:#d9542a; --blue:#2e86de; --green:#10a37f; --card:#fff;
  --r:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Andika,system-ui,sans-serif;color:var(--ink);background:var(--bg);font-size:17px;line-height:1.55}
h1,h2,h3,.brand,.btn,.price{font-family:Fredoka,system-ui,sans-serif;font-weight:700;line-height:1.15}
a{color:var(--blue)}
img{max-width:100%;display:block}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}

/* header */
.top{position:sticky;top:0;z-index:10;background:rgba(251,250,246,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{font-size:22px;text-decoration:none;color:var(--ink);display:flex;gap:10px;align-items:center}
.brand .dot{width:30px;height:30px;border-radius:9px;background:var(--blue);position:relative}
.brand .dot:before,.brand .dot:after{content:"";position:absolute;top:10px;width:7px;height:7px;border-radius:50%;background:#fff}
.brand .dot:before{left:7px}.brand .dot:after{right:7px}
.top nav a{margin-left:20px;text-decoration:none;color:var(--muted);font-family:Fredoka;font-weight:500}
.top nav a.cta{color:#fff;background:var(--orange);padding:8px 16px;border-radius:999px}

/* hero */
.hero{background:linear-gradient(180deg,var(--sky),var(--bg));padding:56px 0 40px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.kicker{display:inline-block;font-family:Fredoka;font-weight:500;color:var(--orange-d);background:#fff1ea;border-radius:999px;padding:5px 14px;font-size:15px}
.hero h1{font-size:clamp(34px,5vw,56px);margin:16px 0 14px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero p.lead{font-size:20px;color:var(--muted);margin:0 0 26px;max-width:36em}
.hero .cover{border-radius:14px;box-shadow:0 30px 60px -20px rgba(29,42,58,.35);transform:rotate(2deg)}
.btn{display:inline-block;border:0;cursor:pointer;font-size:18px;text-decoration:none;border-radius:999px;padding:13px 26px;transition:transform .12s,background .12s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--orange);color:#fff}.btn-primary:hover{background:var(--orange-d)}
.btn-ghost{background:#fff;color:var(--ink);border:2px solid var(--line)}
.btn-small{font-size:15px;padding:9px 16px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.facts{display:flex;gap:26px;margin-top:28px;flex-wrap:wrap;color:var(--muted);font-size:15px}
.facts b{display:block;font-family:Fredoka;font-size:26px;color:var(--ink)}

/* sections */
section{padding:64px 0}
section h2{font-size:clamp(28px,3.4vw,40px);margin:0 0 12px}
section .sub{color:var(--muted);margin:0 0 34px;max-width:46em;font-size:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.feature h3{margin:10px 0 6px;font-size:21px}
.feature p{margin:0;color:var(--muted)}
.ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:22px}

.gallery{display:flex;gap:18px;overflow-x:auto;padding:6px 2px 18px;scroll-snap-type:x mandatory}
.gallery img{width:260px;flex:none;border-radius:10px;border:1px solid var(--line);box-shadow:0 10px 24px -14px rgba(0,0,0,.3);scroll-snap-align:start;background:#fff}

.units{columns:2;column-gap:40px;padding:0;list-style:none;margin:0}
.units li{break-inside:avoid;padding:9px 0;border-bottom:1px dashed var(--line);display:flex;gap:12px}
.units .u{font-family:Fredoka;font-weight:700;width:30px;height:30px;border-radius:8px;color:#fff;display:grid;place-items:center;flex:none}
.units small{color:var(--muted);display:block}

/* buy */
#buy{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.langs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:28px}
.langs button{font-family:Fredoka;font-weight:500;font-size:16px;border:2px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;cursor:pointer;color:var(--ink)}
.langs button[aria-pressed=true]{border-color:var(--ink);background:var(--ink);color:#fff}
.edition-pane{display:none;grid-template-columns:280px 1fr;gap:40px;align-items:start}
.edition-pane.on{display:grid}
.edition-pane .cv{border-radius:12px;box-shadow:0 18px 40px -18px rgba(0,0,0,.35)}
.edition-pane h3{font-size:28px;margin:0 0 6px}
.edition-pane .pitch{color:var(--muted);margin:0 0 20px}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.plan{border:2px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column}
.plan.best{border-color:var(--orange);position:relative}
.plan.best:before{content:"For teachers";position:absolute;top:-13px;left:18px;background:var(--orange);color:#fff;font-family:Fredoka;font-size:13px;padding:2px 10px;border-radius:999px}
.plan h4{font-family:Fredoka;font-size:20px;margin:0}
.price{font-size:40px;margin:8px 0 2px}
.plan ul{padding-left:20px;margin:12px 0;color:var(--muted)}
.plan .lic{font-size:14px;color:var(--muted);margin:0 0 16px;flex:1}
.plan form{margin:0}.plan .btn{width:100%}
.samples{margin-top:16px;font-size:15px;color:var(--muted)}
.note{font-size:14px;color:var(--muted)}

/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:10px}
summary{font-family:Fredoka;font-weight:500;font-size:18px;cursor:pointer}
details p{color:var(--muted);margin:10px 0 0}

/* simple pages */
.page{max-width:760px;margin:0 auto;padding:56px 22px}
.page h1{font-size:38px;margin:0 0 16px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.files{list-style:none;padding:0;margin:18px 0}
.files li{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
input[type=email],input[type=text],input[type=password]{font:inherit;padding:12px 14px;border-radius:12px;border:2px solid var(--line);width:100%;max-width:380px}
.flash{background:#eef6ff;border:1px solid #c5dcf5;color:#1d3a5c;padding:12px 16px;border-radius:12px;margin:16px 0}
table.adm{width:100%;border-collapse:collapse;font-size:14px;background:#fff}
table.adm th,table.adm td{border-bottom:1px solid var(--line);padding:8px;text-align:left}

footer.site{padding:40px 0;color:var(--muted);font-size:14px}
footer.site .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer.site a{color:var(--muted);margin-right:16px}

@media (max-width:860px){
  .hero .wrap,.edition-pane.on{grid-template-columns:1fr}
  .hero .cover{max-width:300px;margin:0 auto}
  .grid3,.plans{grid-template-columns:1fr}
  .units{columns:1}
  .edition-pane .cv{max-width:220px}
  .top nav a:not(.cta){display:none}
}

/* forms & account */
.page.narrow{max-width:520px}
.stack{display:flex;flex-direction:column;gap:14px}
.stack label{display:flex;flex-direction:column;gap:6px;font-family:Fredoka;font-weight:500}
.stack label small{font-family:Andika;font-weight:400;color:var(--muted)}
.stack input[type=email],.stack input[type=password]{max-width:none}
.stack label.check{flex-direction:row;align-items:flex-start;gap:10px;font-family:Andika;font-weight:400}
.stack label.check input{margin-top:5px}
.linkbtn{background:none;border:0;padding:0;margin-left:20px;font:inherit;font-family:Fredoka;font-weight:500;color:var(--muted);cursor:pointer}
table.adm .linkbtn{margin:0;color:var(--blue)}