:root{
  --bg:#0b1220;
  --card:#111a2e;
  --border:rgba(255,255,255,.08);
  --text:#eaf1ff;
  --muted:rgba(234,241,255,.65);
  --btn:#1d2a48;
  --btn2:#16223c;
  --btnHover:#26365c;
  --accent:#22c55e;
  --accentHover:#2eea70;
  --danger:#ef4444;
  --shadow:0 18px 55px rgba(0,0,0,.45);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:"Prompt",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:radial-gradient(900px 500px at 20% 15%, rgba(34,197,94,.16), transparent 55%),
             radial-gradient(900px 500px at 85% 25%, rgba(59,130,246,.14), transparent 60%),
             var(--bg);
  color:var(--text);
}

.container{
  width:min(980px, 92%);
  margin:0 auto;
}

.header{
  padding:28px 0 10px;
}
.header__inner{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.title{
  margin:0;
  font-size:clamp(26px, 4vw, 36px);
  letter-spacing:.2px;
}
.subtitle{
  margin:6px 0 0;
  color:var(--muted);
  font-size:14px;
}

.ghost-btn{
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  padding:10px 14px;
  border-radius:999px;
  cursor:pointer;
  display:flex;
  align-items:center;
  gap:10px;
  transition:background-color .15s ease, transform .08s ease, border-color .15s ease;
}
.ghost-btn:hover{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.14);
}
.ghost-btn:active{transform:translateY(1px)}

.card{
  margin:18px 0 80px;
  background:linear-gradient(180deg, rgba(255,255,255,.05), transparent 55%), var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:var(--shadow);
  padding:18px;
}

.card__top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
}

.tabs{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.tab{
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  padding:8px 12px;
  border-radius:999px;
  cursor:pointer;
  font-weight:600;
  transition:background-color .15s ease, border-color .15s ease;
}
.tab:hover{background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.14)}
.tab.is-active{
  background:rgba(34,197,94,.14);
  border-color:rgba(34,197,94,.35);
}

.rate-chip{
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  padding:8px 12px;
  border-radius:999px;
  font-size:13px;
  white-space:nowrap;
}

.wallet{
  margin-top:16px;
  padding:16px;
  border:1px solid var(--border);
  border-radius:16px;
  background:rgba(255,255,255,.02);
}
.wallet__label{
  color:var(--muted);
  font-size:13px;
}
.wallet__value{
  margin-top:6px;
  display:flex;
  align-items:baseline;
  gap:10px;
}
.wallet__symbol{
  font-size:26px;
  color:var(--accent);
  font-weight:700;
}
.wallet__amount{
  font-size:clamp(34px, 6vw, 46px);
  font-weight:700;
  letter-spacing:.2px;
}
.wallet__code{
  color:var(--muted);
  font-weight:600;
}
.wallet__hint{
  margin-top:8px;
  color:var(--muted);
  font-size:13px;
}

.actions{
  margin-top:14px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}

.btn{
  border:1px solid var(--border);
  background:var(--btn);
  color:var(--text);
  padding:12px 14px;
  border-radius:14px;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-weight:700;
  transition:transform .08s ease, background-color .15s ease, border-color .15s ease;
}
.btn:hover{background:var(--btnHover); border-color:rgba(255,255,255,.14)}
.btn:active{transform:translateY(1px)}
.btn:disabled{
  opacity:.55;
  cursor:not-allowed;
}

.btn--secondary{
  background:var(--btn2);
}

.btn--primary{
  background:rgba(34,197,94,.16);
  border-color:rgba(34,197,94,.35);
}
.btn--primary:hover{
  background:rgba(34,197,94,.24);
  border-color:rgba(34,197,94,.45);
}

.balances{
  margin-top:16px;
}
.balances__title{
  color:var(--muted);
  font-size:13px;
  margin-bottom:8px;
}
.balances__grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:10px;
}
.balance-card{
  border:1px solid var(--border);
  background:rgba(255,255,255,.02);
  border-radius:14px;
  padding:10px 12px;
}
.balance-card__top{
  display:flex;
  justify-content:space-between;
  color:var(--muted);
  font-size:12px;
}
.balance-card__val{
  margin-top:6px;
  font-size:18px;
  font-weight:700;
}

.footer{
  position:fixed;
  left:0; right:0; bottom:0;
  height:56px;
  border-top:1px solid var(--border);
  background:rgba(11,18,32,.75);
  backdrop-filter:blur(10px);
  display:flex;
  align-items:center;
}
.footer__inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
}
.footer p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}
.social{
  display:flex;
  gap:10px;
}
.social a{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  border:1px solid var(--border);
  border-radius:999px;
  color:var(--text);
  text-decoration:none;
  background:rgba(255,255,255,.03);
}
.social a:hover{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.14);
}

.overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.35);
  backdrop-filter:blur(2px);
  z-index:50;
}
.modal{
  position:fixed;
  left:50%;
  top:50%;
  transform:translate(-50%, -50%);
  width:min(520px, 92%);
  background:var(--card);
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:var(--shadow);
  z-index:60;
}

.modal__header{
  padding:14px 14px 10px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  border-bottom:1px solid var(--border);
}
.modal__title{
  margin:0;
  font-size:18px;
}
.icon-btn{
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  width:38px;
  height:38px;
  border-radius:12px;
  cursor:pointer;
}
.icon-btn:hover{background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.14)}

.modal__body{
  padding:14px;
  display:grid;
  gap:12px;
}

.field{
  display:grid;
  gap:6px;
}
.field__label{
  color:var(--muted);
  font-size:13px;
}
.field__input, .field__select{
  border:1px solid var(--border);
  background:rgba(255,255,255,.03);
  color:var(--text);
  padding:12px 12px;
  border-radius:14px;
  outline:none;
  font-size:16px;
}
.field__input:focus, .field__select:focus{
  border-color:rgba(34,197,94,.45);
}

.error{
  border:1px solid rgba(239,68,68,.4);
  background:rgba(239,68,68,.12);
  color:#ffd2d2;
  border-radius:14px;
  padding:10px 12px;
  font-size:13px;
}

.is-hidden{display:none}

@media (max-width: 720px){
  .balances__grid{grid-template-columns:repeat(2, 1fr)}
  .actions{grid-template-columns:1fr}
}