.su-alert-backdrop {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 99999;
}

.su-alert-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.su-alert {
  width: 80vw;
  max-width: 500px;
  max-height: 400px;
  background-image: linear-gradient(to bottom right, #2d3c96, #d53392);
  border: 1px solid #ffd700;
  border-radius: var(--radius-sm);
  color: var(--color-accent, #ffd700);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1rem;
  box-sizing: border-box;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  text-align: left;
}

.su-alert-backdrop.is-visible .su-alert {
  opacity: 1;
  transform: translateY(0);
}

.su-alert__message {
  flex: 1 1 auto;
  overflow-y: auto;
  line-height: 1.5rem;
  white-space: pre-wrap;
  word-break: break-word;
  padding-right: 0.25rem;
}

.su-alert__message::-webkit-scrollbar {
  width: 8px;
  background: transparent;
}

.su-alert__message::-webkit-scrollbar-track {
  background: transparent;
}

.su-alert__message::-webkit-scrollbar-thumb {
  background: var(--color-accent, #ffd700);
  border-radius: 20px;
  border: none;
}

.su-alert__actions {
  flex: 0 0 auto;
  display: flex;
  justify-content: center;
  padding-top: 0.5rem;
}

.su-alert__button {
  min-width: 120px;
  text-align: center;
}

.btn.su-alert__button:focus {
  outline: none !important;
}

.btn.su-alert__button:focus-visible {
  outline: 1px solid var(--color-accent, #ffd700) !important;
  outline-offset: 2px;
}