.lc-alert-open {
  overflow: hidden;
}

.lc-alert-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 2000;
}

.lc-alert-card {
  position: relative;
  width: min(92vw, 460px);
  background: var(--color-surface, #111827);
  color: var(--color-text-primary, #f5f5f5);
  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.1));
  border-radius: 14px;
  box-shadow: var(--shadow-lg, 0 20px 25px -5px rgba(0, 0, 0, 0.5));
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transform: translateY(8px);
  opacity: 0;
  animation: lc-alert-in 180ms ease-out forwards;
}

.lc-alert-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  border-radius: 14px 14px 0 0;
  background: linear-gradient(135deg, var(--color-primary, #8b5cf6), var(--color-primary-dark, #6d28d9));
  opacity: 0.9;
}

.lc-alert-card--success::before {
  background: linear-gradient(135deg, var(--color-accent, #10b981), var(--color-accent-dark, #059669));
}

.lc-alert-card--warning::before {
  background: linear-gradient(135deg, #f59e0b, #d97706);
}

.lc-alert-card--error::before {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
}

.lc-alert-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: 4px;
}

.lc-alert-text {
  font-size: 0.98rem;
  color: var(--color-text-secondary, #d4d4d4);
}

.lc-alert-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.lc-alert-btn {
  border-radius: 12px;
  padding: 10px 18px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--transition-base, 200ms ease), box-shadow var(--transition-base, 200ms ease),
    border-color var(--transition-base, 200ms ease), color var(--transition-base, 200ms ease);
}

.lc-alert-btn:focus-visible {
  outline: 2px solid var(--color-primary-light, #a78bfa);
  outline-offset: 2px;
}

.lc-alert-btn--primary {
  background: linear-gradient(135deg, var(--color-primary, #8b5cf6), var(--color-primary-dark, #6d28d9));
  color: var(--color-light-bg, #ffffff);
  box-shadow: var(--shadow-md, 0 10px 15px -3px rgba(0, 0, 0, 0.5));
}

.lc-alert-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow-violet, 0 0 18px rgba(139, 92, 246, 0.35));
}

.lc-alert-btn--secondary {
  background: transparent;
  border-color: var(--color-border-light, #404040);
  color: var(--color-text-secondary, #d4d4d4);
}

.lc-alert-btn--secondary:hover {
  border-color: var(--color-primary-light, #a78bfa);
  color: var(--color-light-bg, #ffffff);
}

.auth-shell .lc-alert-card {
  background: var(--color-light-surface, #ffffff);
  color: var(--color-light-text, #171717);
  border-color: rgba(15, 23, 42, 0.08);
}

.auth-shell .lc-alert-text {
  color: #334155;
}

@keyframes lc-alert-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}