:root{
  --bg:#f7f9ff;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#4b5563;
  --border:rgba(15,23,42,.10);
  --shadow:0 18px 40px rgba(15,23,42,.08);
  --shadow-sm:0 10px 24px rgba(15,23,42,.07);
  --primary:#2f6cff;
  --primary2:#7c4dff;
  --accent:#16a34a;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 600px at 18% 14%, rgba(47,108,255,.14), rgba(47,108,255,0) 60%),
    radial-gradient(900px 600px at 82% 10%, rgba(124,77,255,.12), rgba(124,77,255,0) 55%),
    radial-gradient(1000px 650px at 50% 110%, rgba(22,163,74,.08), rgba(22,163,74,0) 60%),
    var(--bg);
}
a{color:inherit}

.container{max-width:1120px;margin:0 auto;padding:0 18px}
.muted{color:var(--muted)}
.pill{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 12px;border-radius:999px;
  border:1px solid var(--border);background:rgba(255,255,255,.72);
  backdrop-filter: blur(10px);
  font-weight:600;font-size:13px;
}
.pill__dot{width:8px;height:8px;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--primary2))}

.header{
  position:sticky;top:0;z-index:50;
  background:rgba(247,249,255,.72);
  border-bottom:1px solid rgba(15,23,42,.08);
  backdrop-filter: blur(12px);
}
.header__inner{
  min-height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand__logo{width:44px;height:44px;border-radius:12px;box-shadow:0 10px 18px rgba(15,23,42,.10)}
.brand__name{font-weight:800;letter-spacing:-.02em}
.brand__tag{font-size:12px;color:var(--muted)}
.nav{display:flex;gap:18px;align-items:center}
.nav__link{
  text-decoration:none;
  padding:10px 12px;border-radius:12px;
  color:rgba(15,23,42,.78);
  font-weight:600;font-size:14px;
}
.nav__link:hover{background:rgba(255,255,255,.65);box-shadow:0 8px 18px rgba(15,23,42,.06)}
.nav__link.is-active{background:rgba(47,108,255,.10);color:rgba(15,23,42,.92)}

.burger{
  display:none;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.72);
}
.burger span{display:block;height:2px;background:rgba(15,23,42,.75);margin:6px 10px;border-radius:2px}
.mobile-nav{display:none;border-top:1px solid rgba(15,23,42,.06)}
.mobile-nav__link{display:block;padding:14px 18px;text-decoration:none;font-weight:650}
.mobile-nav__link:hover{background:rgba(255,255,255,.55)}
.mobile-nav.is-open{display:block}

.hero{padding:48px 0 12px}
.hero__grid{
  display:grid;
  grid-template-columns: 1.25fr .95fr;
  gap:24px;align-items:stretch;
}
.heroCard{
  position:relative;
  background:linear-gradient(135deg, rgba(255,255,255,.90), rgba(255,255,255,.70));
  border:1px solid rgba(15,23,42,.08);
  border-radius:26px;
  box-shadow:var(--shadow);
  overflow:hidden;
}
.heroCard__inner{padding:28px}
.heroCard__title{
  margin:14px 0 10px;
  font-size:40px;line-height:1.06;
  letter-spacing:-.04em;
}
.heroCard__subtitle{margin:0 0 18px;font-size:16px;line-height:1.5;color:rgba(15,23,42,.78)}
.heroCard__bullets{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0 0;padding:0;list-style:none}
.heroCard__bullets li{
  display:flex;gap:10px;align-items:flex-start;
  padding:12px 12px;border-radius:16px;
  background:rgba(255,255,255,.62);
  border:1px solid rgba(15,23,42,.08);
}
.check{width:18px;height:18px;border-radius:6px;background:rgba(22,163,74,.14);display:grid;place-items:center;flex:none;margin-top:2px}
.check::before{content:"";width:8px;height:4px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg);display:block}

.heroMedia{
  border-radius:26px;
  border:1px solid rgba(15,23,42,.08);
  box-shadow:var(--shadow);
  overflow:hidden;
  background:rgba(255,255,255,.72);
}
.heroMedia__img{
  width:100%;height:100%;
  object-fit:cover;display:block;
  min-height:320px;
}
.heroMedia__cap{
  padding:14px 16px;border-top:1px solid rgba(15,23,42,.06);
  display:flex;justify-content:space-between;align-items:center;gap:10px;
}

.section{padding:28px 0}
.section__title{font-size:28px;margin:0 0 8px;letter-spacing:-.03em}
.section__lead{margin:0 0 18px;color:rgba(15,23,42,.78);line-height:1.55}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{
  background:rgba(255,255,255,.80);
  border:1px solid rgba(15,23,42,.08);
  border-radius:22px;
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.card__img{width:100%;height:190px;object-fit:cover;display:block}
.card__body{padding:16px}
.card__title{margin:0 0 6px;font-size:16px;font-weight:800;letter-spacing:-.02em}
.card__text{margin:0 0 12px;color:rgba(15,23,42,.78);line-height:1.55;font-size:14px}
.metaRow{display:flex;flex-wrap:wrap;gap:8px}
.badge{
  display:inline-flex;gap:8px;align-items:center;
  font-size:12px;font-weight:700;
  padding:8px 10px;border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.75);
}

.split{
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:16px;align-items:start;
}
.panel{
  background:rgba(255,255,255,.80);
  border:1px solid rgba(15,23,42,.08);
  border-radius:22px;
  box-shadow:var(--shadow-sm);
  padding:18px;
}
.panel__title{margin:0 0 10px;font-size:16px;font-weight:900;letter-spacing:-.02em}
.list{margin:0;padding-left:18px;color:rgba(15,23,42,.78);line-height:1.7}

.courseGrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.course{
  background:linear-gradient(135deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
  border:1px solid rgba(15,23,42,.08);
  border-radius:24px;
  box-shadow:var(--shadow-sm);
  padding:18px;
}
.course__name{margin:0 0 4px;font-size:18px;font-weight:900;letter-spacing:-.02em}
.course__sub{margin:0 0 10px;color:rgba(15,23,42,.78);line-height:1.5}
.course__actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 14px;border-radius:14px;
  border:1px solid rgba(15,23,42,.12);
  background:rgba(255,255,255,.75);
  text-decoration:none;font-weight:800;font-size:14px;
  cursor:pointer;
}
.btn:hover{box-shadow:0 10px 22px rgba(15,23,42,.08)}
.btn--primary{
  border-color:rgba(47,108,255,.20);
  background:linear-gradient(135deg, rgba(47,108,255,.95), rgba(124,77,255,.92));
  color:white;
}
.btn--ghost{background:rgba(255,255,255,.65)}

.order{
  margin-top:12px;
  background:rgba(255,255,255,.80);
  border:1px solid rgba(15,23,42,.08);
  border-radius:22px;
  box-shadow:var(--shadow-sm);
  padding:16px;
}
.order__grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.order__note{margin-top:10px;font-size:12px;line-height:1.5}
.field__label{display:block;font-size:12px;font-weight:800;margin:0 0 6px;color:rgba(15,23,42,.78)}
.field__input{
  width:100%;
  height:44px;
  padding:0 12px;
  border-radius:14px;
  border:1px solid rgba(15,23,42,.14);
  background:rgba(255,255,255,.85);
  outline:none;
  font-weight:600;
}
.field__input:focus{border-color:rgba(47,108,255,.40);box-shadow:0 0 0 4px rgba(47,108,255,.12)}

.footer{padding:34px 0 26px;margin-top:28px;border-top:1px solid rgba(15,23,42,.08);background:rgba(255,255,255,.40)}
.footer__cols{display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:18px}
.footer__brand{font-weight:900;letter-spacing:-.02em;margin-bottom:6px}
.footer__title{font-weight:900;margin-bottom:8px}
.footer__link{display:block;color:rgba(15,23,42,.80);text-decoration:none;margin:8px 0;font-weight:650}
.footer__link:hover{text-decoration:underline}
.footer__bottom{margin-top:18px}

@media (max-width: 920px){
  .hero__grid{grid-template-columns:1fr;gap:14px}
  .heroCard__title{font-size:34px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .courseGrid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
}
@media (max-width: 720px){
  .nav{display:none}
  .burger{display:block}
  .heroCard__bullets{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .order__grid{grid-template-columns:1fr}
  .footer__cols{grid-template-columns:1fr}
}