:root {
  --bg: #0a0d12;
  --panel: #121823;
  --panel-2: #192131;
  --line: rgba(255,255,255,0.08);
  --text: #eef4ff;
  --muted: #aebbd1;
  --accent: #79d2ff;
  --accent-2: #8affc8;
  --danger: #ffb0b0;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, sans-serif;
  background: radial-gradient(circle at top, rgba(121,210,255,0.18), transparent 30%), linear-gradient(180deg, #081019, #0a0d12 60%);
  color: var(--text);
  min-height: 100vh;
}
.shell {
  width: min(1100px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 64px;
}
.narrow { width: min(760px, calc(100% - 32px)); }
.card {
  background: rgba(18,24,35,0.9);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.hero {
  padding: 28px;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 20px;
  margin-bottom: 22px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}
.panel { padding: 28px; }
.center { text-align: center; }
.eyebrow {
  display: inline-block;
  margin: 0 0 8px;
  padding: 8px 12px;
  background: rgba(121,210,255,0.12);
  border: 1px solid rgba(121,210,255,0.18);
  border-radius: 999px;
  color: #d8f5ff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}
h1, h2, h3 { margin-top: 0; }
.lead, .muted, .fineprint { color: var(--muted); line-height: 1.6; }
.price-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 18px; }
.price { font-size: 2rem; font-weight: 800; }
.pill {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(138,255,200,0.12);
  color: #d9ffe8;
  border: 1px solid rgba(138,255,200,0.16);
}
.note-box {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
}
label { display: block; margin: 16px 0 8px; color: var(--muted); }
input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
  color: var(--text);
}
.btn {
  margin-top: 16px;
  border: none;
  border-radius: 14px;
  padding: 14px 18px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn:disabled { cursor: not-allowed; opacity: 0.5; }
.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #061019; }
.secondary { background: rgba(255,255,255,0.05); color: var(--text); border: 1px solid var(--line); }
.status { min-height: 1.4em; margin-top: 12px; color: #d7ebff; }
.warning { color: var(--danger); }
.hidden { display: none; }
.wise-result {
  margin-top: 16px;
  padding: 16px;
  border-radius: 18px;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.wise-result code {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  word-break: break-all;
}
.footer-card { margin-top: 22px; padding: 24px 28px; }
.recipient-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.recipient-grid span { display: block; color: var(--muted); font-size: 0.9rem; margin-bottom: 4px; }
@media (max-width: 860px) {
  .hero, .grid, .recipient-grid { grid-template-columns: 1fr; }
}