:root{
  color-scheme:dark;
  --bg:#080a0f; --panel:#151820; --panel2:#1b1f29; --text:#f7f8fb;
  --muted:#a9adba; --blue:#4b9cff; --green:#68d778; --yellow:#ffd84d;
  --orange:#f5a04d; --purple:#c94ee9; --line:rgba(255,255,255,.09);
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
 radial-gradient(900px 500px at 80% -10%,rgba(75,156,255,.14),transparent 60%),
 radial-gradient(700px 450px at -10% 25%,rgba(104,215,120,.08),transparent 55%),
 var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 -webkit-font-smoothing:antialiased;line-height:1.5}
a{color:inherit}
.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}
header{position:sticky;top:0;z-index:10;background:rgba(8,10,15,.78);backdrop-filter:blur(18px);
 border-bottom:1px solid var(--line)}
nav{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:750;letter-spacing:.01em}
.brand img{width:38px;height:38px}.brand span{font-size:1.1rem}
.links{display:flex;gap:24px;align-items:center}.links a{text-decoration:none;color:var(--muted);font-size:.94rem}
.links a:hover{color:var(--text)}
.hero{min-height:680px;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:70px;padding:86px 0}
.eyebrow{display:inline-flex;gap:8px;align-items:center;color:#c9dfff;font-weight:650;font-size:.88rem;
 border:1px solid rgba(75,156,255,.25);background:rgba(75,156,255,.08);border-radius:999px;padding:7px 11px}
h1{font-size:clamp(3.5rem,8vw,7.4rem);letter-spacing:-.065em;line-height:.88;margin:22px 0 18px}
.subtitle{font-size:clamp(1.25rem,2.4vw,1.75rem);font-weight:650;margin:0 0 18px}
.lede{font-size:1.13rem;color:var(--muted);max-width:620px;margin:0 0 30px}
.status{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.93rem}
.dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 16px rgba(104,215,120,.65)}
.phone{justify-self:center;width:min(360px,100%);border-radius:48px;padding:13px;background:#050609;border:1px solid rgba(255,255,255,.16);
 box-shadow:0 30px 90px rgba(0,0,0,.48),0 0 0 6px rgba(255,255,255,.025)}
.screen{border-radius:38px;background:#000;padding:30px 18px 22px;min-height:590px;overflow:hidden}
.screen-top{display:flex;justify-content:space-between;font-weight:700;font-size:.8rem;margin:0 8px 24px}
.mini-card{background:#1b1b1e;border:1px solid rgba(255,255,255,.07);border-radius:24px;padding:18px;margin-bottom:16px}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);text-align:center;gap:8px}
.metric b{display:block;font-size:1.25rem}.metric small{color:#999ca5}
.course{display:flex;justify-content:space-between;align-items:center}.course b{font-size:1.1rem}.course span{color:#a4a6ae}
.actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.action{padding:15px;border-radius:18px;text-align:center;font-weight:750}.learn{background:linear-gradient(135deg,#56a8ff,#3478f6)}.vocab{background:linear-gradient(135deg,#ffbd73,#f39a43)}
.next{display:flex;gap:14px;align-items:center}.spark{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#17314e;color:#5aa9ff;font-size:1.5rem}
.next strong{display:block}.next small{color:#a3a5ae}.go{margin-left:auto;background:#438ff5;padding:8px 12px;border-radius:14px;font-weight:800}
.word small{color:#a3a5ae}.word-line{display:flex;justify-content:space-between;align-items:end;margin-top:9px}.word-line b{font-size:1.55rem}.word-line span{color:#aaa}
.section{padding:95px 0}.section h2{font-size:clamp(2rem,4vw,3.2rem);letter-spacing:-.045em;margin:0 0 16px}
.intro{color:var(--muted);font-size:1.1rem;max-width:650px;margin:0 0 40px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:linear-gradient(145deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:26px;padding:28px;min-height:230px}
.icon{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;font-size:1.45rem;margin-bottom:30px;background:#182b42}
.card:nth-child(2) .icon{background:#2e2636}.card:nth-child(3) .icon{background:#233126}
.card h3{font-size:1.4rem;margin:0 0 8px}.card p{color:var(--muted);margin:0}
.quote{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:74px 0}
.quote p{font-size:clamp(1.65rem,4vw,3rem);letter-spacing:-.035em;line-height:1.15;max-width:900px;margin:0}
.quote span{color:var(--muted)}
footer{padding:38px 0 50px;color:var(--muted);font-size:.9rem}
.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.foot-links{display:flex;gap:18px}.foot a{text-decoration:none}
.page{padding:90px 0 110px;max-width:780px}.page h1{font-size:clamp(3rem,7vw,5.4rem);margin-bottom:30px}
.page h2{margin-top:42px;font-size:1.35rem}.page p,.page li{color:var(--muted)}
.page strong{color:var(--text)}.page a{color:#8bc0ff}
.notice{padding:18px 20px;border-radius:18px;background:var(--panel);border:1px solid var(--line);color:var(--muted)}
@media(max-width:800px){
 .links a:not(:last-child){display:none}.hero{grid-template-columns:1fr;padding:65px 0 75px;gap:55px}.phone{width:330px}
 .cards{grid-template-columns:1fr}.section{padding:70px 0}h1{font-size:clamp(3.5rem,17vw,5.8rem)}
}
@media(max-width:420px){.wrap{width:min(calc(100% - 28px),var(--max))}.phone{width:100%}.screen{min-height:550px}.links{gap:12px}}