:root{
  --bg:#0b0f17;
  --bg2:#0f1420;
  --panel:#121a29;
  --ink:#e9f0ff;
  --muted:#9db1ce;
  --line:rgba(255,255,255,.08);
  --accent:#7cf8d2;      /* mint neon */
  --accent2:#ffb86b;     /* orange neon */
  --danger:#ff5c7a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:radial-gradient(1200px 600px at 20% 20%, #111a2d 0%, #0b0f17 60%), #0b0f17;
  color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial; -webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.top{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.2px}
.brand img{width:28px;height:28px;border-radius:8px}
.nav a{opacity:.9;margin:0 10px} .nav a:hover{opacity:1}
.actions .btn{margin-left:8px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:14px;font-weight:800;border:1px solid var(--line);background:transparent;color:var(--ink)}
.btn.primary{background:linear-gradient(180deg,#89ffd3,#57f6c0); color:#04241c; border:none; box-shadow:0 10px 40px rgba(124,248,210,.25)}
.btn.ghost{background:transparent}
.hero{padding:30px 0 10px;text-align:center}
.h1{font-size:46px;line-height:1.1;margin:0 0 10px;font-weight:900}
.sub{color:var(--muted)}
.grid{display:grid;grid-template-columns:1fr;gap:14px;margin:18px 0}
.panel{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02)); border:1px solid var(--line); border-radius:18px; padding:16px; box-shadow:0 20px 60px rgba(0,0,0,.35)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:12px;position:relative}
.card h3{margin:0 0 6px;font-size:12px;letter-spacing:.3px;color:var(--muted)}
.value{display:flex;align-items:center;gap:10px}
.value input{width:100%;background:transparent;border:none;outline:none;color:var(--ink);font-size:22px;font-weight:800}
.sel{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.04); border:1px solid var(--line); padding:8px 10px;border-radius:10px; cursor:pointer}
.sel img{width:20px;height:20px;border-radius:6px}
.swap{display:flex;align-items:center;justify-content:center}
.swap .swapbtn{border:1px dashed var(--line);background:transparent;color:var(--ink);border-radius:12px;padding:10px 12px;cursor:pointer}
.rateLine{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:6px}
.addr{display:flex;align-items:center;gap:8px}
.addr input{flex:1;background:#0d1523;border:1px solid var(--line);border-radius:12px;padding:12px;color:var(--ink);outline:none}
.addr .qr{border:1px solid var(--line);padding:10px;border-radius:12px;opacity:.9}
.orderToggle{display:flex;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.orderToggle button{flex:1;padding:10px;font-weight:800;background:#0d1523;color:var(--ink);border:none}
.orderToggle button.active{background:linear-gradient(180deg,#89ffd3,#57f6c0);color:#04241c}
.cta{display:flex;justify-content:center;margin-top:14px}
.footer{color:var(--muted);text-align:center;margin:16px 0 40px}
.badges{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.badge{border:1px solid var(--line);border-radius:999px;font-size:12px;padding:6px 10px;color:var(--muted)}
/* modal */
.modal{position:fixed;inset:0;display:none;place-items:center;background:rgba(6,10,18,.7);z-index:100}
.modal .box{background:#0e1524;border:1px solid var(--line);border-radius:16px;padding:12px;width:min(520px,92vw)}
.chain{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--line);border-radius:12px;margin:6px 0;cursor:pointer}
.chain:hover{background:rgba(255,255,255,.04)}
.quote{display:flex;justify-content:space-between;align-items:center;margin-top:10px;border-top:1px dashed var(--line);padding-top:10px}
.quote small{color:var(--muted)}
hr.sep{border:none;border-top:1px dashed var(--line);margin:12px 0}
/* starfield dots */
.bg-stars{position:absolute;inset:0;background-image:radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,.4), transparent), radial-gradient(1px 1px at 60% 10%, rgba(255,255,255,.3), transparent), radial-gradient(1px 1px at 80% 70%, rgba(255,255,255,.25), transparent)}