:root {
  --bg0: #070707;
  --bg1: #1c1c1c;
  --card: rgba(18, 18, 18, 0.88);
  --line: rgba(255, 255, 255, 0.12);
  --text: #f4f1ea;
  --muted: #9a958b;
  --accent: #d9c7a3;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 50% -10%, #2a2a2a 0%, transparent 55%),
    linear-gradient(180deg, #121212 0%, #000 100%);
}

.wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px 16px;
}

.card {
  width: min(440px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px 22px 22px;
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 60px rgba(0,0,0,.45);
}

.brand {
  text-align: center;
  letter-spacing: .42em;
  font-weight: 600;
  margin: 0 0 8px;
}
.secure {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 22px;
}
.secure svg { width: 13px; height: 13px; }

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 18px;
}
.tabs button {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 10px 12px;
  cursor: pointer;
}
.tabs button.active {
  color: #111;
  background: var(--accent);
  border-color: var(--accent);
}

.progress {
  display: flex;
  gap: 6px;
  margin: 0 0 18px;
}
.progress i {
  height: 3px;
  flex: 1;
  border-radius: 99px;
  background: #2a2a2a;
}
.progress i.on { background: var(--accent); }

label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin: 12px 0 6px;
}
input, select {
  width: 100%;
  border: 1px solid var(--line);
  background: #0d0d0d;
  color: var(--text);
  border-radius: 14px;
  padding: 13px 14px;
  font: inherit;
  outline: none;
}
input:focus, select:focus { border-color: var(--accent); }
.phone {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 8px;
}
.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.pad {
  display: none;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 10px;
}
.pad.open { display: grid; }
.pad button {
  height: 46px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #141414;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
}

.btn {
  width: 100%;
  margin-top: 18px;
  border: 0;
  border-radius: 14px;
  padding: 14px;
  background: var(--accent);
  color: #111;
  font-weight: 700;
  cursor: pointer;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.err { min-height: 20px; color: #e08a8a; font-size: 13px; margin-top: 8px; }
.hint { color: var(--muted); font-size: 13px; line-height: 1.45; }
.demo {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  background: #171717;
  color: var(--accent);
  font-size: 13px;
}
.hidden { display: none !important; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.iconbtn {
  border: 1px solid var(--line);
  background: #111;
  color: var(--text);
  border-radius: 12px;
  padding: 8px 12px;
  cursor: pointer;
}
.balance {
  font-size: 42px;
  margin: 28px 0 8px;
  letter-spacing: .02em;
}
.actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 18px 0 28px;
}
.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.history { color: var(--muted); font-size: 14px; }
.modal-bg {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  display: grid;
  place-items: center;
  padding: 16px;
}
.modal {
  width: min(420px, 100%);
  background: #111;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 20px;
}
.link {
  background: none;
  border: 0;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
}
@media (max-width: 480px) {
  .card { padding: 22px 16px; border-radius: 20px; }
  .balance { font-size: 36px; }
}