:root{
  --primary:#0B5ED7;
  --accent:#22C55E;
  --bg:#0b122a;
  --muted:#64748b;
  --text:#0f172a;
  --soft:#f8fafc;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;color:var(--text);background:#ffffff;scroll-behavior:smooth}
.container{max-width:1140px;margin:0 auto;padding:0 16px}
/* NAV */
.navbar{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid #eef2f7}
.navbar .row{display:flex;align-items:center;justify-content:space-between;padding:10px 0}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:800}
.brand img{height:36px;width:auto}
.navlinks{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.navlinks a{color:#111827;text-decoration:none;font-weight:600}
.navcta{padding:9px 14px;border-radius:999px;background:var(--primary);color:#fff;text-decoration:none;font-weight:700}
/* HERO */
.hero{background:linear-gradient(180deg,#0b122a 0%,#0f1e45 100%);color:#e5edff;padding:68px 0 32px;overflow:hidden}
.hero-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:16px;align-items:center}
.title{font-size:40px;line-height:1.1;margin:0 0 10px;font-weight:900}
.subtitle{color:#cbd5e1;max-width:680px;margin:0 0 20px;font-size:18px}
.tagline{color:#93c5fd;font-weight:700;margin-bottom:12px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{padding:12px 18px;border-radius:12px;border:1px solid transparent;text-decoration:none;display:inline-block;font-weight:800}
.btn-primary{background:var(--accent);color:#053f23}
.btn-outline{border-color:#334155;color:#e5edff;background:transparent}
/* 3D Banner */
.banner{position:relative;width:100%;height:280px;background:radial-gradient(80% 80% at 60% 40%, #18306b 0%, #0b122a 70%);border-radius:20px;border:1px solid rgba(255,255,255,.08);box-shadow:0 20px 60px rgba(0,0,0,.25);overflow:hidden}
.coin,.chart,.doc,.shield{position:absolute;filter:drop-shadow(0 10px 30px rgba(0,0,0,.35))}
.coin{top:30px;left:30px;width:90px;height:90px;border-radius:50%;background:linear-gradient(145deg,#ffd569,#ffb703)}
.chart{right:26px;bottom:20px;width:160px;height:110px;background:#0b5ed7;border-radius:14px;border:2px solid rgba(255,255,255,.25)}
.chart:before{content:"";position:absolute;left:14px;bottom:16px;width:120px;height:56px;background:conic-gradient(from 180deg at 0 100%, #22c55e 0 40%, transparent 40% 60%, #22c55e 60% 100%);filter:blur(.2px)}
.doc{left:130px;bottom:20px;width:140px;height:100px;background:#fff;border-radius:12px;border:2px solid #e5e7eb}
.doc:after{content:"GST";position:absolute;top:10px;left:12px;color:#0b5ed7;font-weight:900}
.shield{top:24px;right:120px;width:80px;height:96px;background:linear-gradient(180deg,#22c55e,#0ea85e);clip-path:polygon(50% 0,100% 30%,100% 70%,50% 100%,0 70%,0 30%);border:2px solid rgba(255,255,255,.3)}
/* Sections */
.features{padding:40px 0;background:#fff}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border:1px solid #eef2f7;border-radius:16px;padding:18px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.card h3{margin:8px 0 6px}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#1e40af;font-weight:800;font-size:12px}
.section{padding:54px 0}
.section h2{font-size:28px;margin:0 0 8px}
.section p.lead{margin:0 0 20px;color:#475569}
/* Pricing */
.toggle{display:flex;align-items:center;gap:10px;margin:10px 0 22px}
.switch{position:relative;width:56px;height:30px;background:#e5e7eb;border-radius:999px;cursor:pointer;box-shadow:inset 0 0 0 2px rgba(0,0,0,.04)}
.switch input{display:none}
.switch .knob{position:absolute;top:3px;left:3px;width:24px;height:24px;background:#fff;border-radius:50%;transition:all .25s ease;box-shadow:0 2px 6px rgba(0,0,0,.22)}
.switch input:checked + .knob{left:29px;background:var(--accent);box-shadow:0 0 0 8px rgba(34,197,94,.15)}
.price{font-size:34px;font-weight:900;margin:8px 0}
.small{color:var(--muted);font-size:14px}
ul.clean{list-style:none;padding:0;margin:10px 0}
ul.clean li{padding:6px 0 6px 26px;position:relative}
ul.clean li:before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:900}
.pricing-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
/* FAQ */
.faq{max-width:900px;margin:0 auto}
.faq-item{border:1px solid #eef2f7;border-radius:14px;margin-bottom:10px;background:#fff}
.faq-q{width:100%;text-align:left;padding:14px 16px;background:#fff;border:none;border-radius:14px;font-weight:800}
.faq-a{padding:0 16px 16px;color:#475569;display:none}
/* Footer */
.footer{background:#0b122a;color:#a3b1d6;padding:40px 0;margin-top:40px}
.footer a{color:#e5edff;text-decoration:none}
.copy{margin-top:10px;color:#7c8db5}
.social{display:flex;gap:10px;margin-top:10px}
.social a{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:999px;background:rgba(255,255,255,.08)}
/* Responsive */
@media (max-width:1000px){
  .hero-wrap{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .grid{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .title{font-size:32px}
}
/* Carousel */
.carousel{position:relative;overflow:hidden;border-radius:16px;border:1px solid #eef2f7}
.carousel-track{display:flex;transition:transform .5s ease}
.testi{min-width:100%;padding:24px;background:#f8fafc}
.testi .who{margin-top:8px;color:#475569;font-weight:700}