:root{--ink:#0b1220;--muted:#475569;--brand:#0ea5e9;--brand2:#22c55e;--line:#e5e7eb;--card:#f8fafc;--dark:#0f172a}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Trebuchet MS,system-ui,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);background:#ffffff}
header{padding:14px 16px;border-bottom:1px solid var(--line);background:var(--dark);color:#fff;position:sticky;top:0;z-index:10}
header .wrap{max-width:1120px;margin:0 auto;display:flex;gap:18px;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px}
.brand .logo{width:28px;height:28px;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand2))}
h1{margin:0;font-size:22px;letter-spacing:.2px}
nav{display:flex;gap:16px;align-items:center}
nav a{color:#cbd5e1;text-decoration:none;font-weight:700}
nav a:hover{color:#fff}
.hero{position:relative;max-width:1120px;margin:14px auto 26px;border-radius:18px;overflow:hidden;box-shadow:0 12px 34px rgba(2,6,23,.16)}
.hero img{width:100%;display:block}
.hero .pills{position:absolute;left:18px;bottom:18px;display:flex;gap:10px;flex-wrap:wrap}
.pill{background:rgba(17,24,39,.85);color:#fff;border-radius:999px;padding:10px 14px;font-weight:800;text-decoration:none}
.pill.secondary{background:rgba(2,6,23,.55);border:2px solid rgba(255,255,255,.6)}
.main{max-width:1120px;margin:0 auto;padding:0 16px 40px}
.grid{display:grid;grid-template-columns:1fr;gap:22px}
@media(min-width:980px){.grid{grid-template-columns:1.8fr 1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 6px 16px rgba(2,6,23,.06)}
h2{margin:0 0 10px;font-size:24px}
.kicker{display:inline-block;background:#e0f2fe;color:#075985;padding:3px 10px;border-radius:8px;font-size:12px;font-weight:800;letter-spacing:.3px;margin-bottom:10px}
.lead{color:var(--muted);line-height:1.65}
.article img{width:100%;border-radius:14px;margin:12px 0}
ul{padding-left:18px}
.courses .item{background:#fff;border:1px dashed var(--line);border-radius:14px;padding:14px;margin:12px 0}
.price{color:#047857;font-weight:800}
small.muted{color:var(--muted)}
form label{display:block;margin:10px 0 6px}
input,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;background:#fff}
.checkbox{display:flex;gap:12px;align-items:flex-start;margin-top:10px}
button{background:var(--brand);color:#fff;border:none;border-radius:12px;padding:12px 16px;font-weight:800;cursor:pointer;box-shadow:0 4px 12px rgba(14,165,233,.25)}
button:hover{filter:brightness(.97)}
footer{border-top:1px solid var(--line);padding:26px 16px;background:#f8fafc}
footer .wrap{max-width:1120px;margin:0 auto;display:flex;flex-direction:column;gap:6px}
.modal{position:fixed;inset:0;background:rgba(2,6,23,.55);display:none;align-items:center;justify-content:center;padding:20px}
.modal .box{background:#fff;border-radius:16px;max-width:420px;width:100%;padding:22px;box-shadow:0 18px 60px rgba(2,6,23,.3);text-align:center}
.close{margin-top:14px;background:var(--brand2)}