:root{
  --bg:#0b1220;
  --panel:#0f172a;
  --card:#111c33;
  --text:#e5e7eb;
  --muted:#a9b4c7;
  --accent:#60a5fa;
  --accent2:#34d399;
  --border:rgba(255,255,255,.12);
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --radius:18px;
  --radius2:26px;
  --max:1120px;
  --gap:20px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  font-size:18px;
  line-height:1.55;
  background:radial-gradient(1200px 600px at 20% 0%, rgba(96,165,250,.18), transparent 55%),
             radial-gradient(900px 600px at 100% 20%, rgba(52,211,153,.12), transparent 60%),
             var(--bg);
  color:var(--text);
}

img{max-width:100%;height:auto;display:block;border-radius:var(--radius2)}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent)}
.container{max-width:var(--max);margin:0 auto;padding:0 18px}

.header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,18,32,.65);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px;font-weight:750;letter-spacing:.3px}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg, rgba(96,165,250,.35), rgba(52,211,153,.20));
  border:1px solid var(--border);
  box-shadow:0 10px 26px rgba(0,0,0,.25);
}
.brand.small .brand-mark{width:34px;height:34px;border-radius:12px}
.brand-name{font-size:1.05rem}

.nav{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;
  align-items:center;gap:10px;
  padding:10px 12px;border-radius:14px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  cursor:pointer;
}
.nav-toggle span{font-weight:650}
.nav-list{display:flex;align-items:center;gap:8px;list-style:none;margin:0;padding:0}
.nav-list a{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 12px;border-radius:14px;
  color:var(--text);
  border:1px solid transparent;
}
.nav-list a:hover{border-color:var(--border);background:rgba(255,255,255,.04)}

.main{min-height:60vh}

.hero{padding:46px 0 10px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}
.hero-copy h1{font-size:2.55rem;line-height:1.08;margin:0 0 12px}
.lead{color:var(--muted);font-size:1.1rem;margin:0 0 18px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 16px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:999px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
}
.hero-media img{border:1px solid var(--border);box-shadow:var(--shadow)}

.section{padding:44px 0}
.section.alt{background:linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{max-width:760px;margin:0 0 22px}
.section-head h2{margin:0 0 8px;font-size:2rem}
.muted{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.card{
  padding:20px;border-radius:var(--radius2);
  border:1px solid var(--border);
  background:rgba(17,28,51,.55);
  box-shadow:0 14px 34px rgba(0,0,0,.22);
}
.card h3{margin:10px 0 6px}
.card-icon{
  width:46px;height:46px;border-radius:16px;
  display:grid;place-items:center;
  border:1px solid var(--border);
  background:rgba(96,165,250,.10);
}
.card-icon i{color:var(--accent)}

.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.course{
  border-radius:var(--radius2);
  overflow:hidden;
  border:1px solid var(--border);
  background:rgba(17,28,51,.55);
  box-shadow:0 14px 34px rgba(0,0,0,.22);
}
.course img{border-radius:0}
.course-body{padding:18px}
.checklist{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:8px}
.checklist i{color:var(--accent2)}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.gallery img{border:1px solid var(--border);box-shadow:0 10px 26px rgba(0,0,0,.18)}

.split{display:grid;grid-template-columns:1.05fr .95fr;gap:var(--gap);align-items:start}
.info-box{
  padding:20px;border-radius:var(--radius2);
  border:1px solid var(--border);
  background:rgba(17,28,51,.55);
  box-shadow:0 14px 34px rgba(0,0,0,.22);
}
.info-box h3{margin:0 0 8px}
.info-box p{margin:0 0 16px}

.page-hero{padding:36px 0 10px}
.page-hero h1{margin:0 0 6px;font-size:2.25rem}

.form{display:grid;gap:12px}
label{display:grid;gap:6px;font-weight:650}
input,textarea{
  font:inherit;
  padding:12px 12px;border-radius:16px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  outline:none;
}
input:focus,textarea:focus{border-color:rgba(96,165,250,.55);box-shadow:0 0 0 4px rgba(96,165,250,.12)}
textarea{resize:vertical;min-height:140px}
.form-hint{font-size:.95rem;margin:0}
.checkbox{grid-template-columns:auto 1fr;align-items:start;gap:10px;font-weight:600}
.checkbox input{width:18px;height:18px;margin-top:3px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 14px;border-radius:16px;
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  cursor:pointer;
  font-weight:750;
}
.btn:hover{background:rgba(255,255,255,.06)}
.btn.primary{
  background:linear-gradient(135deg, rgba(96,165,250,.95), rgba(52,211,153,.78));
  border-color:rgba(255,255,255,.12);
  color:#071022;
}
.btn.primary:hover{filter:saturate(1.1)}
.btn.ghost{background:transparent}
.icon-btn{
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  width:42px;height:42px;border-radius:16px;
  display:grid;place-items:center;
  cursor:pointer;
}
.icon-btn:hover{background:rgba(255,255,255,.06)}

.footer{margin-top:46px;border-top:1px solid var(--border);background:rgba(0,0,0,.12);padding: 20px;}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:var(--gap);padding:28px 0}
.footer-title{margin:0 0 10px}
.footer-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-list a{text-decoration:underline;text-underline-offset:4px}
.footer-bottom{border-top:1px solid var(--border);padding:14px 0;color:var(--muted);font-size:.95rem}

.prose{max-width:820px}
.prose h2{margin:20px 0 8px}
.prose p{margin:0 0 12px}
.prose ul{margin:8px 0 14px}

.contact-cards{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.contact-card{
  display:grid;grid-template-columns:52px 1fr;gap:12px;
  padding:16px;border-radius:var(--radius2);
  border:1px solid var(--border);
  background:rgba(17,28,51,.55);
  box-shadow:0 14px 34px rgba(0,0,0,.22);
}
.contact-ico{
  width:52px;height:52px;border-radius:18px;
  display:grid;place-items:center;
  border:1px solid var(--border);
  background:rgba(52,211,153,.10);
}
.contact-ico i{color:var(--accent2)}
.contact-title{font-weight:800;margin:0 0 4px}
.note{
  margin-top:16px;
  padding:16px;border-radius:var(--radius2);
  border:1px solid var(--border);
  background:rgba(96,165,250,.07);
}

.cookie{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  border-top:1px solid var(--border);
  background:rgba(11,18,32,.82);
  backdrop-filter:blur(10px);
}
.cookie-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 18px}
.cookie-text p{margin:6px 0 0}
.cookie-actions{display:flex;flex-wrap:wrap;gap:10px}

.modal{
  position:fixed;inset:0;display:none;place-items:center;z-index:80;
}
.modal.is-open{display:grid}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.6)}
.modal-card{
  position:relative;
  width:min(560px, calc(100% - 24px));
  padding:18px;border-radius:var(--radius2);
  border:1px solid var(--border);
  background:rgba(17,28,51,.92);
  box-shadow:var(--shadow);
}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.modal-head h2{margin:0;font-size:1.4rem}
.modal-actions{display:flex;justify-content:flex-end;margin-top:14px}

@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .course-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .nav-toggle{display:inline-flex}
  .nav-list{
    position:absolute;
    right:18px;top:64px;
    width:min(340px, calc(100vw - 36px));
    padding:10px;border-radius:18px;
    border:1px solid var(--border);
    background:rgba(11,18,32,.95);
    display:none;flex-direction:column;align-items:stretch;gap:4px;
    box-shadow:var(--shadow);
  }
  .nav-list.is-open{display:flex}
  .nav-list a{padding:12px 12px}
}

@media (max-width: 520px){
  .hero-copy h1{font-size:2.05rem}
  .gallery{grid-template-columns:1fr}
  .cookie-inner{flex-direction:column;align-items:stretch}
  .cookie-actions{justify-content:flex-start}
}