:root{--bg:#090a0f;--fg:#f3f4f6;--muted:#bfc3cc;--card:#12131a;--border:#1f2233;--accent:#7b5cff;--ok:#34d399}
*{box-sizing:border-box}html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;line-height:1.6}
body::before{content:"";position:fixed;inset:0;background:url("/assets/lex-logo-bg.jpg") center/ min(90vw,1400px) no-repeat;opacity:.18;pointer-events:none;z-index:-1}
@media (max-width:768px){body::before{background-size:100vw;opacity:.22}}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.header{padding:16px 0 0;text-align:center}
.nav{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin:8px 0 10px}
.nav a{color:var(--fg);text-decoration:none;padding:8px 10px;border-radius:10px}
.nav a:hover{background:#151a26}
.hero{text-align:center;padding:26px 0 8px}
.hero h1{font-size:clamp(26px,4.2vw,44px);line-height:1.12;margin:8px 0 8px}
.hero .lead{max-width:900px;margin:0 auto;color:var(--muted);font-size:clamp(15px,2.1vw,18px)}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:12px}
.button{background:var(--accent);color:#fff;border:0;padding:12px 18px;border-radius:12px;font-weight:600;cursor:pointer;text-decoration:none}
.button.secondary{background:transparent;border:1px solid var(--border)}
.section{padding:28px 0}
.section h2{font-size:clamp(22px,3.2vw,32px);margin:0 0 10px}
.section .sub{color:var(--muted);margin:0 0 10px}
.banner{width:60%;max-width:900px;height:auto;border-radius:16px;border:1px solid var(--border);display:block;margin:0 auto 12px}
.thumb{width:100%;max-width:400px;height:auto;border-radius:12px;border:1px solid var(--border);display:block;margin:0 auto 10px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:16px;text-decoration:none;color:inherit}
.card h3{margin:6px 0 8px;font-size:20px}
.card p{margin:8px 0 12px;color:var(--muted)}
.list{margin:8px 0 0;padding-left:18px;color:var(--muted)}
.list li{margin:6px 0}
.cols-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.price{display:inline-block;padding:6px 10px;border:1px solid var(--border);border-radius:10px;margin-top:8px;font-weight:700}
.kit{background:#141625;border:1px solid var(--border);border-radius:18px;padding:16px;margin-top:10px;margin-bottom:32px}
.contact{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}
.contact .card{display:flex;align-items:center;justify-content:center;font-weight:700}
@media (max-width:980px){.grid{grid-template-columns:1fr}.cols-2{grid-template-columns:1fr}.banner{width:90%}}
.card:hover{outline:1px solid #2a2f45}