:root{
  --bg:#0b1220;
  --card:#121a2b;
  --text:#e9eefc;
  --muted:#a9b3c9;
  --accent:#4cc790;
  --accent2:#7a7a7a;
  --danger:#c29a21;
}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(180deg,#0b1220, #0e1630);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Inter,Arial,sans-serif;}
.wrap{max-width:640px;margin:48px auto;padding:0 20px}
.card{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.25);padding:28px}
h1{margin:0 0 10px;font-size:28px;letter-spacing:.2px}
p{margin:0 0 16px;color:var(--muted)}
.choices{display:grid;grid-template-columns:1fr;gap:12px;margin:18px 0 8px}
@media (min-width:560px){.choices{grid-template-columns:1fr 1fr}}
.cta{display:block;text-decoration:none;text-align:center;font-weight:600;border-radius:12px;padding:14px 16px;border:1px solid transparent;transition:transform .05s ease;cursor:pointer}
.cta:hover{transform:translateY(-1px)}
.cta.sell{background:var(--accent);color:#071613}
.cta.buy{background:var(--accent2);color:#081222}
.row{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.ghost{flex:1 1 220px;display:inline-block;text-align:center;padding:12px;border-radius:10px;border:1px dashed rgba(255,255,255,.18);color:var(--text);text-decoration:none;cursor:pointer}
.danger{flex:1 1 240px;display:inline-block;text-align:center;padding:12px;border-radius:10px;background:var(--danger);color:#1b0005;text-decoration:none;font-weight:700;cursor:pointer}
.fineprint{margin-top:14px;font-size:12px;color:#8e97ad}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.badge{font-size:12px;color:#9fb2ff;background:rgba(159,178,255,.12);border:1px solid rgba(159,178,255,.25);padding:4px 8px;border-radius:999px}
.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background:rgba(0,0,0,.8)}
.modal-content{background:var(--card);margin:15% auto;padding:30px;border-radius:16px;width:90%;max-width:500px;position:relative}
.close{color:var(--muted);float:right;font-size:28px;font-weight:bold;cursor:pointer;line-height:1}
.close:hover{color:var(--text)}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:8px;color:var(--text);font-weight:600}
.form-group input{width:100%;padding:12px;border:1px solid rgba(255,255,255,.2);border-radius:8px;background:rgba(255,255,255,.1);color:var(--text);font-size:16px}
.form-group input:focus{outline:none;border-color:var(--accent)}
.btn{background:var(--accent);color:#071613;border:none;padding:14px 24px;border-radius:8px;font-weight:600;cursor:pointer;width:100%;font-size:16px}
.btn:hover{background:#3fb87a}
.success{color:var(--accent);font-weight:600;text-align:center;margin-top:16px}
.error{color:var(--danger);font-weight:600;text-align:center;margin-top:16px}
.email{background:rgba(255,255,255,.1);padding:12px;border-radius:8px;margin:16px 0;text-align:center;font-family:monospace}