/* ──────────────────────────────────────────────────────────────────────────────
   unsavedWork.css – Unsaved-changes confirmation dialog
   ──────────────────────────────────────────────────────────────────────────────
   unsavedWork.js opens this warning before actions that would discard
   canvas state. Buttons resolve the pending save/discard/cancel decision.
────────────────────────────────────────────────────────────────────────────── */

/* ── Shared timing and stacking variables ───────────────────────────── */
:root {
  --suw-z-index: 10050;
  --suw-anim-duration: 300ms;
}
/* ── Full-screen warning overlay and backdrop ──────────────────────── */
.suw-warning-modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, .6);
  z-index: var(--suw-z-index);
  opacity: 0;
  transition: opacity var(--suw-anim-duration) ease;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}
.suw-warning-modal.suw-warning-active {
  opacity: 1;
}
.suw-warning-backdrop {
  position: absolute;
  inset: 0;
}
/* ── Dialog card, header, body, and explanatory copy ──────────────── */
.suw-warning-container {
  position: relative;
  background: #fff;
  border-radius: 12px;
  max-width: 480px;
  width: 90vw;
  overflow: hidden;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);
  transform: scale(.9);
  transition: transform var(--suw-anim-duration) ease;
}
.suw-warning-active .suw-warning-container {
  transform: scale(1);
}
.suw-warning-header {
  padding: 24px 24px 16px;
  text-align: center;
  border-bottom: 1px solid #f3f4f6;
}
.suw-warning-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  line-height: 1;
}
.suw-warning-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
  color: #dc2626;
  line-height: 1.4;
}
.suw-warning-body {
  padding: 16px 24px;
}
.suw-warning-message {
  margin: 0 0 12px;
  color: #1f2937;
  font-weight: 500;
  line-height: 1.5;
  font-size: .95rem;
}
.suw-warning-submessage {
  margin: 0;
  color: #6b7280;
  font-size: .9rem;
  line-height: 1.4;
}
/* ── Cancel/save/discard action buttons ───────────────────────────── */
.suw-warning-actions {
  padding: 16px 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}
.suw-btn {
  min-width: 100px;
  padding: 10px 16px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: .875rem;
  font-weight: 500;
  transition: all .2s ease;
  line-height: 1.4;
  font-family: inherit;
}
.suw-btn:focus {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}
.suw-btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}
.suw-btn-cancel {
  background: #f3f4f6;
  color: #374151;
  border: 1px solid #d1d5db;
}
.suw-btn-cancel:hover:not(:disabled) {
  background: #e5e7eb;
  border-color: #9ca3af;
}
.suw-btn-danger {
  background: #dc2626;
  color: #fff;
  border: 1px solid #dc2626;
}
.suw-btn-danger:hover:not(:disabled) {
  background: #b91c1c;
  border-color: #b91c1c;
}
@media (max-width: 480px) {
  .suw-warning-container {
    width: 95vw;
    margin: 16px;
  }
  .suw-warning-actions {
    flex-direction: column-reverse;
    gap: 8px;
  }
  .suw-btn {
    width: 100%;
    min-width: auto;
  }
}
@media (prefers-contrast: high) {
  .suw-warning-container {
    border: 2px solid #000;
  }
  .suw-btn-cancel {
    border-color: #000;
  }
}
@media (prefers-reduced-motion: reduce) {
  .suw-warning-container, .suw-warning-modal {
    transition: none;
  }
}