:root{
  --bg:#071026;
  --card:#091630;
  --muted:#7b8aa6;
  --accent:#3a5bff;
  --accent-2:#39c8b4;
  --text:#e6eef8;
  --glass: rgba(255,255,255,0.03);
  --radius:12px;
}

/* Theme modifiers */
body.theme-light{
  --bg: #f6f9fc;
  --card: #ffffff;
  --muted: #58606b;
  --accent: #2b6cff;
  --accent-2: #00bfa6;
  --text: #0b1220;
}
body.theme-gradient{
  --bg: linear-gradient(180deg,#0b1020 0%,#10203a 100%);
  --card: rgba(255,255,255,0.02);
  --muted:#9fb1d1;
  --accent:#7b61ff;
  --accent-2:#39c8b4;
  --text:#eaf2ff;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
}

/* Container */
.container{width:90%;max-width:1200px;margin:0 auto;padding:24px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:transparent;padding:12px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none}
.brand img{height:44px}
.brand .text{font-weight:700;font-size:18px}
.nav{display:flex;gap:12px;align-items:center}
.nav a{color:var(--text);text-decoration:none;padding:8px 12px;border-radius:10px;font-weight:600}
.nav a:focus,.nav a:hover{background:var(--glass);outline:none}
.btn-primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));padding:10px 14px;border-radius:10px;color:white;text-decoration:none;font-weight:700}
.theme-switch{background:transparent;border:1px solid rgba(255,255,255,0.04);padding:8px;border-radius:10px;color:var(--text);cursor:pointer}

/* Mobile nav */
.nav-toggle{display:none;background:none;border:0;color:var(--text);font-size:22px}
@media(max-width:800px){
  .nav{position:fixed;right:16px;top:70px;background:var(--card);flex-direction:column;padding:16px;border-radius:10px;display:none;min-width:200px;box-shadow:0 10px 30px rgba(2,8,20,0.6)}
  .nav.open{display:flex}
  .nav-toggle{display:block}
}

/* Hero */
.hero{padding:80px 0;display:grid;grid-template-columns:1fr 520px;gap:36px;align-items:center}
.hero .lead{color:var(--muted);margin-top:10px}
.hero-media img{width:100%;border-radius:12px;box-shadow:0 20px 60px rgba(2,8,20,0.6)}

/* Sections */
.section{padding:64px 0}
.section-title{font-size:28px;margin:0 0 8px}
.section-lead{color:var(--muted);margin-bottom:20px}

/* Cards grid */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);padding:20px;border-radius:var(--radius);box-shadow:0 8px 30px rgba(2,8,20,0.5)}
.card h3{margin:0 0 10px}
.card p{color:var(--muted)}

/* Stats */
.stats-grid{display:flex;gap:18px;align-items:center}
.stat{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));padding:20px;border-radius:12px;text-align:center;width:120px}
.stat h3{margin:0;font-size:22px}

/* Testimonials */
.testimonial-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.testimonial{background:var(--glass);padding:20px;border-radius:12px}
.testimonial cite{display:block;margin-top:12px;color:var(--muted)}

/* Process */
.process-list{display:flex;gap:12px;flex-wrap:wrap}
.process-step{background:var(--card);padding:18px;border-radius:12px;min-width:180px;text-align:center}

/* CTA */
.cta{background:linear-gradient(90deg, rgba(58,91,255,0.08), rgba(57,200,180,0.04));padding:36px;border-radius:12px;text-align:center}

/* Footer */
.site-footer{padding:40px 0;border-top:1px solid rgba(255,255,255,0.03);margin-top:40px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.footer-list{list-style:none;padding:0;margin:0;color:var(--muted)}

/* Form */
input,textarea{background:transparent;border:1px solid rgba(255,255,255,0.06);padding:10px;border-radius:8px;color:var(--text);width:100%}
label{display:block;margin-top:10px;color:var(--muted)}

/* Utilities */
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.grid-two{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.center{text-align:center}

/* Animations */
.fade-in{animation:fadeIn .8s ease both}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* Responsive */
@media (max-width:1000px){
  .hero{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .testimonial-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
}