* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.6;
  color: #e5e7eb;
  background: radial-gradient(1200px 800px at 20% 10%, #1f2937 0%, #0b1220 45%, #050814 100%);
}

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

.card {
  width: 100%;
  max-width: 720px;
  background: rgba(2, 6, 23, 0.75);
  border: 1px solid rgba(148, 163, 184, 0.2);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 18px 50px rgba(0,0,0,0.55);
  backdrop-filter: blur(10px);
}

.badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #cbd5e1;
  background: rgba(148, 163, 184, 0.12);
  border: 1px solid rgba(148, 163, 184, 0.18);
  padding: 6px 10px;
  border-radius: 999px;
}

h1 {
  margin: 14px 0 8px;
  font-size: 32px;
  line-height: 1.2;
}

.lead {
  margin: 0 0 18px;
  font-size: 16px;
  color: #cbd5e1;
}

.panel {
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.35);
  border-radius: 14px;
  padding: 16px 16px 10px;
  margin: 0 0 18px;
}

.panel h2 {
  margin: 0 0 8px;
  font-size: 14px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: #cbd5e1;
}

ul {
  margin: 0;
  padding-left: 18px;
  color: #cbd5e1;
}

.row {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 12px;
}

.hint {
  display: inline-flex;
  gap: 8px;
  align-items: baseline;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background: rgba(15, 23, 42, 0.25);
}

.k {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
}

.v {
  font-weight: 600;
  color: #e5e7eb;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.22);
  background: rgba(148, 163, 184, 0.10);
  color: #e5e7eb;
  text-decoration: none;
  font-weight: 600;
  cursor: not-allowed;
  opacity: 0.9;
}

.fine {
  margin: 16px 0 0;
  font-size: 13px;
  color: #94a3b8;
}