:root{
  --bg:#0b0f1a; --fg:#e7eefc; --muted:#9fb3d1;
  --primary:#5b8cff; --card:#11182a; --alt:#0f1422;
}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;color:var(--fg);background:linear-gradient(120deg,#070b14,#0c1224 60%,#0b0f1a)}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.site-header{position:sticky;top:0;background:#080d1a99;backdrop-filter:saturate(150%) blur(8px);border-bottom:1px solid #1e2742;z-index:10}
.site-header .nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;gap:10px;align-items:center;font-weight:700}
.logo{width:36px;height:36px;border-radius:8px;object-fit:cover}
nav a{color:var(--fg);text-decoration:none;margin:0 8px;font-weight:600}
nav a.btn{padding:8px 12px;border:1px solid #2a3660;border-radius:10px}
.hero{padding:56px 0 24px;border-bottom:1px solid #1e2742}
.hero-inner{display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center}
h1{font-size:42px;margin:0 0 12px}
.lead{color:var(--muted)}
.btn{display:inline-block;padding:12px 18px;border-radius:12px;border:1px solid #2a3660;background:#101830;color:#e7eefc;text-decoration:none;font-weight:700}
.btn.primary{background:linear-gradient(180deg,#375ed8,#5b8cff);border:0}
.video-frame video{width:100%;border-radius:12px;border:1px solid #2a3660;background:#000}
.section{padding:48px 0}
.section.alt{background:var(--alt)}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{background:var(--card);border:1px solid #1e2742;border-radius:16px;padding:16px}
.kv{list-style:none;padding:0;margin:0}
.kv li{display:flex;gap:8px;padding:6px 0;border-bottom:1px dashed #263258}
.kv li span{color:#a9b8da;min-width:120px}
.checks{list-style:disc;margin-left:18px;color:#cdd9f5}
.cubes{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:16px}
.cube{padding:16px;border-radius:14px;border:1px solid #27345d;background:#0c1530}
.cube h4{margin:0 0 6px}
.cube.blue{border-color:#2f60a8;background:rgba(74,144,226,0.08)}
.cube.orange{border-color:#9b6a13;background:rgba(245,166,35,0.08)}
.cube.green{border-color:#4f8c1a;background:rgba(126,211,33,0.08)}
.cube.red{border-color:#7c1320;background:rgba(208,2,27,0.08)}
.cube.purple{border-color:#4b158f;background:rgba(144,19,254,0.08)}
.cube.gray{border-color:#585d66;background:rgba(155,155,155,0.08)}
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:10px}
.titem{background:var(--card);border:1px solid #1e2742;border-radius:12px;padding:10px;text-align:center}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.gallery img{width:100%;height:160px;object-fit:cover;border-radius:12px;border:1px solid #1e2742;background:#111}
.form label{display:block;margin:8px 0}
.form input,.form textarea{width:100%;background:#0c1326;border:1px solid #233057;color:#e7eefc;border-radius:10px;padding:10px}
.site-footer{padding:24px 0;border-top:1px solid #1e2742;text-align:center;color:#a5b6e1}
.small{font-size:14px}
.muted{color:#9fb3d1}
@media (max-width:900px){
  .hero-inner,.grid-2{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr 1fr}
  .cubes,.gallery{grid-template-columns:1fr 1fr}
}