/* Level-up choice overlay — shown between floors. */

.levelup-overlay {
  position: fixed;
  inset: 0;
  z-index: 450;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(6, 6, 18, 0.92);
  backdrop-filter: blur(10px);
  animation: auth-fade 0.3s ease-out;
  padding: 24px;
}

.levelup-overlay[hidden] { display: none; }

.levelup-overlay__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  max-width: 680px;
  width: 100%;
  padding: 28px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.6), 0 0 80px rgba(168, 85, 247, 0.12);
  animation: auth-card-in 0.4s ease-out;
}

.levelup-overlay__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--c-gold);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0;
  text-align: center;
}

.levelup-overlay__hint {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--c-text);
  text-align: center;
  line-height: 1.5;
  margin: 0;
  font-style: italic;
}

.levelup-overlay__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: 100%;
  margin-top: 8px;
}

.levelup-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 18px 14px;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-radius: 14px;
  cursor: pointer;
  font-family: var(--font-ui);
  color: var(--c-text-bright);
  transition: transform 0.15s, border-color 0.2s, box-shadow 0.2s;
  text-align: center;
}

.levelup-card:hover {
  transform: translateY(-2px);
  border-color: var(--c-accent);
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.3);
}

.levelup-card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.levelup-card__icon svg { width: 100%; height: 100%; }

.levelup-card__name {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
  color: var(--c-gold);
}

.levelup-card__desc {
  font-size: 0.75rem;
  color: var(--c-text-dim);
  line-height: 1.35;
}

@media (max-width: 520px) {
  .levelup-overlay__cards { grid-template-columns: 1fr; }
  .levelup-card { flex-direction: row; text-align: left; gap: 12px; padding: 12px; }
  .levelup-card__icon { width: 32px; height: 32px; flex-shrink: 0; }
}