/* RESET */
*{margin:0;padding:0;box-sizing:border-box}
body{
    font-family:'Inter',sans-serif;
    background:#0b1220;
    color:#e2e8f0;
    line-height:1.6;
}

/* CONTAINER */
.container{max-width:1200px;margin:auto;padding:0 20px}

/* HEADER */
.header{
    position:fixed;width:100%;top:0;
    background:#0b1220ee;
    backdrop-filter:blur(8px);
    border-bottom:1px solid #1e293b;
    z-index:1000;
}
.nav-container{display:flex;justify-content:space-between;align-items:center;padding:18px 0}
.logo{font-size:28px;font-weight:800;color:#fff;text-decoration:none}
.logo span{color:#38bdf8}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{color:#cbd5e1;text-decoration:none;font-weight:500}
.nav-links a:hover,.nav-links a.active{color:#38bdf8}
.btn-contact{background:#38bdf8;color:#000;padding:8px 18px;border-radius:6px;font-weight:600}
.menu-toggle{display:none;background:none;border:none;color:#fff;font-size:24px}

/* HERO */
.hero{padding:180px 0 100px;text-align:center;background:linear-gradient(135deg,#0b1220,#111c33)}
.hero h1{font-size:48px;font-weight:800;margin-bottom:20px}
.highlight{background:linear-gradient(90deg,#38bdf8,#0ea5e9);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{color:#94a3b8;margin-bottom:40px}
.hero-buttons{display:flex;justify-content:center;gap:20px;flex-wrap:wrap}
.btn-primary{background:#38bdf8;color:#000;padding:14px 28px;border-radius:8px;font-weight:600}
.btn-secondary{border:2px solid #38bdf8;color:#38bdf8;padding:14px 28px;border-radius:8px}

/* FEATURES */
.features-section{padding:80px 0}
.features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.feature-card{background:#111c33;border:1px solid #1e293b;border-radius:14px;padding:30px;transition:.3s}
.feature-card:hover{transform:translateY(-8px);border-color:#38bdf8}
.feature-header{display:flex;align-items:center;gap:15px;margin-bottom:20px}
.feature-icon{background:#38bdf8;width:50px;height:50px;border-radius:10px;display:flex;align-items:center;justify-content:center}
.feature-icon i{color:#000;font-size:22px}
.feature-list{list-style:none;padding-left:65px}
.feature-list li{padding:8px 0;color:#94a3b8;position:relative}
.feature-list li::before{content:"✓";color:#38bdf8;position:absolute;left:-25px}

/* FOOTER */
.footer{background:#0b1220;border-top:1px solid #1e293b;padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand h2{color:#38bdf8;font-size:28px;margin-bottom:15px}
.footer-brand p{color:#94a3b8;max-width:260px}
.footer-col h3{color:#fff;margin-bottom:15px}
.footer-col a{display:block;color:#94a3b8;text-decoration:none;margin-bottom:8px;font-size:14px}
.footer-col a:hover{color:#38bdf8}
.footer-bottom{text-align:center;margin-top:50px;border-top:1px solid #1e293b;padding-top:20px;color:#64748b;font-size:14px}

/* RESPONSIVE */
@media(max-width:900px){
    .features-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
    .nav-links{position:fixed;top:70px;left:-100%;width:100%;background:#0b1220;flex-direction:column;padding:30px;transition:.3s}
    .nav-links.active{left:0}
    .menu-toggle{display:block}
    .footer-grid{grid-template-columns:1fr;text-align:center}
    .footer-brand p{margin:auto}
}