:root{--ink:#0f172a;--muted:#475569;--brand:#6366f1;--accent:#06b6d4;--line:#e2e8f0;--card:#ffffff;--bg:#fafafa}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:Calibri,Tahoma,Segoe UI,Roboto,Arial,sans-serif}
header{padding:18px 16px;border-bottom:1px solid var(--line);background:#fff}
header .wrap{max-width:1160px;margin:0 auto;display:flex;gap:18px;align-items:center;justify-content:space-between}
h1{margin:0;font-size:22px;letter-spacing:.2px}
nav a{color:#334155;text-decoration:none;margin-left:16px;font-weight:700;padding-bottom:6px;border-bottom:2px solid transparent}
nav a:hover{border-bottom-color:var(--brand)}
.hero{max-width:1160px;margin:16px auto;border-radius:16px;overflow:hidden;box-shadow:0 10px 28px rgba(2,6,23,.14);display:grid;grid-template-columns:1.2fr 1fr}
.hero img{width:100%;height:100%;object-fit:cover;display:block}
.hero .text{background:#fff;padding:22px}
.hero h2{margin:0 0 8px;font-size:26px}
.hero p{color:var(--muted);margin:0 0 12px}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.btn{background:var(--brand);color:#fff;border:none;border-radius:10px;padding:10px 14px;font-weight:800;cursor:pointer;box-shadow:0 4px 12px rgba(99,102,241,.25)}
.btn.ghost{background:#fff;color:var(--brand);border:2px solid var(--brand)}
.main{max-width:1160px;margin:0 auto;padding:0 16px 38px;display:grid;grid-template-columns:2fr 1fr;gap:22px}
@media(max-width:1000px){.main{grid-template-columns:1fr} .hero{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 6px 16px rgba(2,6,23,.06)}
.kicker{display:inline-block;background:#e0e7ff;color:#3730a3;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:800;letter-spacing:.3px;margin-bottom:10px}
.lead{color:var(--muted);line-height:1.7}
.article img{width:100%;border-radius:12px;margin:12px 0}
ul{padding-left:18px}
.courses .item{background:#fff;border:1px solid var(--line);border-radius:12px;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:10px;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:10px;padding:12px 16px;font-weight:800;cursor:pointer}
button:hover{filter:brightness(.97)}
footer{border-top:1px solid var(--line);padding:26px 16px;background:#fff}
footer .wrap{max-width:1160px;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:14px;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(--accent)}