:root{
  --bg:#0a0f1f; --bg2:#0e1630; --card:#121b3a;
  --azul:#4f7cff; --violeta:#8b5cf6; --dorado:#f0b400;
  --txt:#eaeefb; --mut:#9fb0d8; --line:rgba(255,255,255,.08);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Segoe UI',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--txt);line-height:1.6}
a{color:var(--azul);text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* NAV */
nav{position:sticky;top:0;background:rgba(10,15,31,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);z-index:50}
.nav-in{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:1080px;margin:0 auto;flex-wrap:wrap;gap:10px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem;color:#fff}
.logo img{height:34px;width:auto;border-radius:8px}
.nav-links{display:flex;gap:18px;font-size:.92rem;flex-wrap:wrap}
.nav-links a{color:var(--mut);padding:4px 2px} .nav-links a:hover{color:#fff}
.nav-links a.act{color:var(--dorado);font-weight:700;border-bottom:2px solid var(--dorado)}

/* HERO / PAGE HEADER */
header{position:relative;overflow:hidden;background:radial-gradient(1200px 600px at 80% -10%,rgba(79,124,255,.18),transparent),radial-gradient(900px 500px at 10% 110%,rgba(139,92,246,.14),transparent),var(--bg)}
.hero{padding:84px 0 70px;text-align:center;position:relative}
.hero h1{font-size:clamp(1.9rem,5vw,3.1rem);font-weight:800;line-height:1.15;margin-bottom:18px}
.page-head{padding:54px 0 40px;text-align:center}
.page-head h1{font-size:clamp(1.7rem,4.5vw,2.5rem);font-weight:800;margin-bottom:12px}
.page-head p{color:var(--mut);max-width:620px;margin:0 auto}
.grad{background:linear-gradient(90deg,var(--azul),var(--violeta));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:1.15rem;color:var(--mut);max-width:640px;margin:0 auto 34px}
.btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:14px 30px;border-radius:12px;font-weight:700;font-size:1rem;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px)}
.btn-p{background:linear-gradient(90deg,var(--azul),var(--violeta));color:#fff;box-shadow:0 8px 24px rgba(79,124,255,.35)}
.btn-s{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.25)}
.btn-wa{background:#1fae54;color:#fff}

/* SECTIONS */
section{padding:56px 0}
.sec-t{text-align:center;margin-bottom:40px}
.sec-t h2{font-size:clamp(1.5rem,3.5vw,2.1rem);font-weight:800;margin-bottom:10px}
.sec-t p{color:var(--mut);max-width:560px;margin:0 auto}

/* CURSO DESTACADO */
.destacado{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.curso-card{background:linear-gradient(135deg,rgba(79,124,255,.12),rgba(139,92,246,.10));border:1px solid rgba(79,124,255,.35);border-radius:18px;padding:34px;display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.curso-info{flex:1;min-width:260px}
.badge{display:inline-block;background:rgba(240,180,0,.15);color:var(--dorado);font-size:.78rem;font-weight:700;padding:4px 12px;border-radius:20px;margin-bottom:12px;letter-spacing:.4px}
.curso-info h3{font-size:1.5rem;font-weight:800;margin-bottom:10px}
.curso-info p{color:var(--mut);margin-bottom:14px}
.datos{display:flex;flex-wrap:wrap;gap:16px;font-size:.92rem;color:var(--txt)}
.datos span{background:rgba(255,255,255,.06);padding:6px 12px;border-radius:8px}
.precio-box{text-align:center;min-width:200px}
.precio{font-size:2.1rem;font-weight:800;color:var(--dorado)}
.precio small{display:block;font-size:.85rem;color:var(--mut);font-weight:400;text-decoration:line-through}
.precio-box .btn{margin-top:14px}

/* CARDS */
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:26px}
.card .ico{font-size:1.9rem;margin-bottom:12px}
.card h3{font-size:1.1rem;margin-bottom:8px}
.card p{color:var(--mut);font-size:.95rem}

/* AFILIADOS */
.soon{border:1.5px dashed rgba(255,255,255,.2);border-radius:16px;padding:36px;text-align:center;color:var(--mut)}

/* CONTACTO */
.contacto{background:var(--bg2);border-top:1px solid var(--line)}
.cont-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;text-align:center}
.cont-grid .card p{font-size:.92rem}

footer{padding:34px 0;text-align:center;color:var(--mut);font-size:.85rem;border-top:1px solid var(--line)}
footer .flinks{margin-bottom:8px}
footer .flinks a{color:var(--mut);margin:0 8px}
footer .flinks a:hover{color:#fff}