*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#0d1117;color:#e6edf3}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
a{text-decoration:none;color:inherit}img{max-width:100%;display:block}
.topbar{position:sticky;top:0;z-index:50;background:rgba(13,17,23,.75);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.07)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-weight:800;font-size:18px}
.navlinks{display:flex;gap:20px;align-items:center}
.cta-btn{background:#238636;color:#fff;border-radius:10px;padding:10px 16px;font-weight:700}
.banner{padding:58px 0;background:radial-gradient(900px 320px at 8% -12%,rgba(35,134,54,.22),transparent),radial-gradient(900px 300px at 92% -18%,rgba(255,127,80,.18),transparent)}
.layout{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center}
.text h1{font-size:44px;line-height:1.05;margin:0 0 12px}
.text p{opacity:.93;margin:0 0 14px}
.tags{display:flex;gap:10px;flex-wrap:wrap}
.tags span{border:1px solid rgba(255,255,255,.18);background:#161b22;border-radius:999px;padding:8px 14px;font-weight:600}
.visual img{border:1px solid rgba(255,255,255,.09);border-radius:14px}
.exchange{padding:28px 0}
.cols{display:grid;grid-template-columns:1fr .75fr;gap:22px}
.form{background:#161b22;border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:18px}
.mode{display:inline-flex;background:#0d1117;border:1px solid rgba(255,255,255,.08);border-radius:12px;overflow:hidden}
.mode-btn{padding:10px 16px;border:0;background:transparent;color:#e6edf3;font-weight:700;cursor:pointer}
.mode-btn.active{background:#238636;color:#fff}
.field{margin:12px 0}
.field label{display:block;margin:0 0 8px;font-weight:700;font-size:14px}
.inputs{display:grid;grid-template-columns:170px 1fr;gap:10px}
select,input{width:100%;padding:12px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:#0d1117;color:#e6edf3}
.swap-icon{width:40px;height:40px;margin:10px auto;border-radius:50%;border:1px solid rgba(35,134,54,.6);background:conic-gradient(from 0deg,#238636,#ff7f50,#238636);-webkit-mask:radial-gradient(circle at 50% 50%,transparent 13px,#000 14px);mask:radial-gradient(circle at 50% 50%,transparent 13px,#000 14px);cursor:pointer}
.info{display:flex;justify-content:space-between;font-size:14px;margin:12px 0}
.action{display:inline-flex;justify-content:center;align-items:center;width:100%;padding:12px 16px;border-radius:10px;border:0;background:#ff7f50;color:#1c0a00;font-weight:800;cursor:pointer}
.note{opacity:.77;font-size:12px;margin:12px 0 0}
.sidebar{background:linear-gradient(180deg,#1c2128,#161b22);border:1px solid rgba(255,255,255,.09);border-radius:16px;padding:18px}
.sidebar-img{margin-top:12px;border-radius:12px;border:1px solid rgba(255,255,255,.09)}
.features,.testimonials,.faq{padding:28px 0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{background:#161b22;border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.testimonial{background:#161b22;border:1px solid rgba(255,255,255,.09);border-radius:14px;padding:18px}
.faq-list details{background:#161b22;border:1px solid rgba(255,255,255,.09);border-radius:12px;padding:14px;margin:10px 0}
.cta-section{padding:30px 0 54px}
.cta-box{background:linear-gradient(180deg,#1f3a28,#161b22);border:1px solid rgba(255,255,255,.11);border-radius:18px;padding:30px;text-align:center}
.footer{border-top:1px solid rgba(255,255,255,.07);padding:20px 0;background:#0d1117}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:18px}
.footer-list{list-style:none;margin:0;padding:0}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;opacity:.84;margin-top:10px;padding-top:10px;border-top:1px solid rgba(255,255,255,.07)}
@media(max-width:980px){.layout{grid-template-columns:1fr}.cols{grid-template-columns:1fr}.grid,.grid3,.footer-grid{grid-template-columns:1fr}}