:root{
  --primary: #0a3d62;
  --secondary: #3c6382;
  --accent: #1e3799;
  --bg: #000000;
  --text: #ffffff;
  --card-bg: rgba(255,255,255,0.02);
}
*{box-sizing:border-box;font-family:Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;}
html,body{height:100%;margin:0;background:var(--bg);color:var(--text);overflow-x:hidden;}
a{color:var(--text);text-decoration:none}
.site-header{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;background:linear-gradient(90deg,var(--primary),var(--accent));box-shadow:0 4px 18px rgba(0,0,0,0.6);position:sticky;top:0;z-index:1000}
.site-header h1{margin:0;font-size:18px}
.site-header nav a{margin-left:14px;font-size:14px;padding:6px 10px;border-radius:6px;background:transparent;transition:0.3s}
.site-header nav a:hover{background:var(--secondary)}
.container{max-width:1200px;margin:28px auto;padding:0 16px;animation:fadeIn 1s ease;}
.hero{padding:28px;text-align:center;animation:slideDown 1s ease;}
.hero h2{font-size:2em;margin-bottom:8px;}
.hero p{font-size:1.1em;color:rgba(255,255,255,0.8)}
.search-bar{margin:20px 0;text-align:center}
.search-bar input{padding:10px 16px;width:300px;border-radius:8px;border:1px solid rgba(255,255,255,0.2);background:var(--bg);color:var(--text)}
.products{display:flex;flex-wrap:wrap;justify-content:center;gap:20px;margin-bottom:40px}
.card{background:var(--card-bg);padding:20px;border-radius:12px;border:1px solid rgba(255,255,255,0.03);transition:0.3s;width:220px;cursor:pointer;position:relative;text-align:center}
.card:hover{transform:scale(1.05);box-shadow:0 0 20px var(--secondary)}
.card h3{margin:10px 0 6px 0}
.card .desc{font-size:13px;color:rgba(255,255,255,0.85)}
.card .price{font-weight:700;margin:8px 0}
.btn{display:inline-block;padding:8px 12px;border-radius:8px;background:var(--primary);color:var(--text);border:0;cursor:pointer;text-align:center;transition:0.3s}
.btn:hover{background:var(--accent);transform:translateY(-2px)}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,0.06)}
.site-footer{text-align:center;padding:18px;color:rgba(255,255,255,0.6);margin-top:28px;border-top:1px solid rgba(255,255,255,0.02)}
.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgba(0,0,0,0.8);animation:fadeIn 0.5s ease}
.modal-content{background-color:var(--bg);margin:10% auto;padding:20px;border-radius:12px;width:90%;max-width:500px;position:relative;animation:slideDown 0.5s ease}
.close{position:absolute;right:10px;top:10px;font-size:22px;font-weight:bold;cursor:pointer}
.close:hover{color:var(--accent)}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideDown{from{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}
.faq-section{max-width:900px;margin:0 auto 60px auto}
.faq-item{border-bottom:1px solid rgba(255,255,255,0.1);padding:12px 0}
.faq-question{cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 0.3s ease;padding-top:0;font-size:14px;color:rgba(255,255,255,0.85)}
.faq-item.open .faq-answer{max-height:300px;padding-top:6px}