:root {
  --bg: #0a1018;
  --panel: #121f30;
  --panel-2: #17273d;
  --line: #2c4769;
  --text: #eaf2ff;
  --muted: #9fb7d7;
  --accent: #59d2ff;
  --accent-2: #60f3b0;
  --danger: #ff7b9d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 10% 0%, #173055, #0a1018 45%, #060b11 100%);
  color: var(--text);
  font-family: "Segoe UI", Arial, sans-serif;
}

.purchase-page {
  width: min(980px, calc(100% - 32px));
  margin: 18px auto 48px;
  display: grid;
  gap: 14px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(165deg, var(--panel), var(--panel-2));
  padding: 16px;
}

.hero-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.back-link,
.top-link {
  color: #dff0ff;
  text-decoration: none;
  font-size: 0.82rem;
  border: 1px solid #355a84;
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(11, 29, 47, 0.75);
}

.purchase-hero h1 {
  margin: 0 0 8px;
}

.purchase-hero p {
  margin: 0;
  line-height: 1.6;
  color: var(--muted);
}

.auth-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.wallet-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
}

.label {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.point-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.point-box strong {
  font-size: 1.5rem;
  color: var(--accent);
}

.actions {
  display: flex;
  gap: 8px;
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.plan-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #13243a;
  padding: 12px;
  display: grid;
  gap: 8px;
}

.plan-card h3 {
  margin: 0;
}

.muted {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.primary-btn,
.ghost-btn {
  border: 0;
  border-radius: 9px;
  padding: 10px 12px;
  font-weight: 600;
  cursor: pointer;
}

.primary-btn {
  color: #041523;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.ghost-btn {
  color: #d6e8ff;
  border: 1px solid #3a618d;
  background: #173151;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.flash {
  margin: 0;
  border-radius: 10px;
  border: 1px solid #2e4f75;
  background: #10253d;
  color: #dcedff;
  padding: 10px 12px;
}

.flash.error {
  border-color: #7b2a43;
  background: #3b1827;
  color: #ffdbe6;
}

.hidden {
  display: none !important;
}

.legal-fab {
  position: fixed;
  right: 16px;
  bottom: 16px;
  color: #d9eeff;
  text-decoration: none;
  font-size: 12px;
  border: 1px solid #325f8a;
  background: rgba(11, 29, 47, 0.86);
  border-radius: 999px;
  padding: 8px 10px;
  backdrop-filter: blur(4px);
}

@media (max-width: 960px) {
  .plan-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .auth-row {
    grid-template-columns: 1fr;
  }

  .wallet-row {
    grid-template-columns: 1fr;
  }

  .point-box {
    align-items: flex-start;
  }

  .actions {
    flex-wrap: wrap;
  }

  .plan-grid {
    grid-template-columns: 1fr;
  }
}