/* ══════════════════════════════════════════════
   Buttons
   ══════════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  transition: all var(--transition-fast);
  line-height: 1.4;
  /* Buttons should never wrap mid-label. If a parent column is narrow,
   * the button overflows (rare, and visible) — much better than a button
   * that quietly stacks "Continue / to / shipping / →" on four lines. */
  white-space: nowrap;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* Primary */
.btn-primary {
  background: var(--color-primary);
  color: var(--text-inverse);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  text-decoration: none;
}

/* Success */
.btn-success {
  background: var(--color-success);
  color: var(--text-inverse);
}

.btn-success:hover {
  background: var(--color-success-hover);
  text-decoration: none;
}

/* Danger */
.btn-danger {
  background: var(--color-danger);
  color: var(--text-inverse);
}

.btn-danger:hover {
  background: var(--color-danger-hover);
  text-decoration: none;
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

.btn-ghost:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  color: var(--text-primary);
  text-decoration: none;
}

/* Size variants */
.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: 0.8125rem;
  min-height: 32px;
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: 1.0625rem;
  min-height: 48px;
}

/* Icon button */
.btn-icon {
  padding: var(--space-sm);
  min-width: 36px;
  min-height: 36px;
  border-radius: var(--radius-md);
}

/* Loading state */
.btn.loading {
  pointer-events: none;
  opacity: 0.7;
  position: relative;
}

.btn.loading::after {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: var(--space-sm);
}

/* Fallback: unstyled buttons get sensible defaults */
button, .btn-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  text-decoration: none;
  min-height: 44px;
  min-width: 44px;
  background: var(--color-primary);
  color: var(--text-inverse);
  transition: all var(--transition-fast);
  line-height: 1.4;
}

button:hover, .btn-download:hover {
  background: var(--color-primary-hover);
  text-decoration: none;
}

button:focus-visible, .btn-download:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* ══════════════════════════════════════════════
   Cards (shared)
   ══════════════════════════════════════════════ */

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-md);
}


/* ══════════════════════════════════════════════
   Status Badges
   ══════════════════════════════════════════════ */

.status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.2rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  white-space: nowrap;
}

.status-draft {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.status-processing {
  background: var(--color-primary-subtle);
  color: var(--color-warning);
}

.status-complete {
  background: var(--color-success-subtle);
  color: var(--color-success);
}

.status-incomplete {
  background: var(--color-primary-muted);
  color: var(--color-warning);
}

.status-error {
  background: var(--color-danger-subtle);
  color: var(--color-danger);
}

/* Order status pills */
.status-pending {
  background: var(--color-primary-subtle);
  color: var(--text-secondary);
}

.status-paid {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.status-submitted {
  background: var(--color-primary-subtle);
  color: var(--color-warning);
}

.status-printing {
  background: var(--color-primary-subtle);
  color: var(--color-warning);
}

.status-shipped {
  background: var(--color-primary-subtle);
  color: var(--color-primary);
}

.status-delivered {
  background: var(--color-success-subtle);
  color: var(--color-success);
}

.status-cancelled {
  background: var(--color-danger-subtle);
  color: var(--color-danger);
}


/* ══════════════════════════════════════════════
   Generate Section
   ══════════════════════════════════════════════ */

.generate-section {
  text-align: center;
  padding: var(--space-lg) 0;
}

.btn-generate {
  background: var(--color-success);
  color: var(--text-inverse);
  font-size: 1.0625rem;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  font-weight: 600;
  min-height: 48px;
}

.btn-generate:hover {
  background: var(--color-success-hover);
}

.btn-generate.loading {
  pointer-events: none;
  opacity: 0.7;
  position: relative;
}

.btn-generate.loading::after {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-left: var(--space-sm);
}

.btn-download {
  background: var(--color-primary);
  color: var(--text-inverse);
  font-size: 1.0625rem;
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-md);
  font-weight: 600;
  min-height: 48px;
}

.btn-download:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
  margin-left: var(--space-sm);
}

.btn-secondary:hover {
  background: var(--bg-inset);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* ── Processing Indicator ── */

.processing-indicator {
  padding: var(--space-xl);
  text-align: center;
}

.processing-indicator p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.spinner {
  width: 40px;
  height: 40px;
  margin: 0 auto var(--space-md);
  border: 3px solid var(--border-default);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Generate Actions ── */

.generate-actions {
  text-align: center;
}

.generate-buttons-row {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.radio-option input[type="radio"] {
  margin-top: 0.15rem;
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.radio-option input[type="radio"]:checked + .radio-content .radio-title {
  color: var(--color-primary);
}

.radio-option:has(input[type="radio"]:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
  box-shadow: var(--shadow-focus);
}

.radio-content {
  display: flex;
  flex-direction: column;
}

.radio-title {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

.radio-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
  line-height: 1.5;
}

.settings-input.is-invalid {
  border-color: var(--color-error, #dc3545);
  outline-color: var(--color-error, #dc3545);
}

.title-error {
  color: var(--color-error, #dc3545);
  font-size: 0.8125rem;
  margin-top: 0.25rem;
  line-height: 1.4;
}


.settings-input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: border-color var(--transition-fast);
}

.settings-input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: var(--shadow-focus);
}

.settings-hint {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

.checkbox-option {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.checkbox-option:hover {
  border-color: var(--color-primary);
  background: var(--bg-secondary);
}

.checkbox-option input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
}

.checkbox-content {
  font-size: 0.95rem;
  color: var(--text-primary);
}


/* ══════════════════════════════════════════════
   Confirm Modal
   ══════════════════════════════════════════════ */

.confirm-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--overlay-dark);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.confirm-overlay.confirm-visible {
  opacity: 1;
}

.confirm-dialog {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-xl);
  max-width: 400px;
  width: calc(100% - var(--space-xl) * 2);
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.confirm-overlay.confirm-visible .confirm-dialog {
  transform: scale(1);
}

.confirm-message {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: var(--space-xl);
}

.confirm-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
}

.confirm-cancel {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  min-height: 44px;
  transition: all var(--transition-fast);
}

.confirm-cancel:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.confirm-cancel:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

.confirm-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-danger);
  color: var(--text-inverse);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  min-height: 44px;
  transition: all var(--transition-fast);
}

.confirm-danger:hover {
  background: var(--color-danger-hover);
}

.confirm-danger:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* ── Hold-to-Drag Touch Feedback ── */

.touch-dragging {
  opacity: 0.7;
  transform: scale(1.05);
  box-shadow: 0 8px 24px var(--overlay-light);
  z-index: 9999;
  transition: transform 0.15s ease, opacity 0.15s ease, box-shadow 0.15s ease;
}

.touch-drag-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 10000;
  opacity: 0.8;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 12px 32px var(--overlay-medium);
  transition: none;
}

/* ══════════════════════════════════════════════
   Modal
   ══════════════════════════════════════════════ */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--overlay-darker);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(2px);
}

.modal--visible {
  display: flex;
}

.modal-content {
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--text-primary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.modal-body {
  padding: var(--space-lg);
  overflow-y: auto;
  flex: 1;
}

/* ══════════════════════════════════════════════
   Album Picker
   ══════════════════════════════════════════════ */

.album-picker-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.album-picker-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.album-picker-item:hover {
  background: var(--bg-secondary);
  border-color: var(--color-primary);
  transform: translateX(4px);
}

.album-picker-item--new {
  border: 2px dashed var(--color-primary);
  background: var(--bg-secondary);
}

.album-picker-item--new:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.album-picker-item--new:hover .album-picker-name,
.album-picker-item--new:hover .album-picker-count {
  color: var(--text-inverse);
}

.album-picker-name {
  font-weight: 500;
  color: var(--text-primary);
  font-size: 1rem;
}

.album-picker-count {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.loading-spinner {
  text-align: center;
  padding: var(--space-xl);
  color: var(--text-secondary);
}

/* ══════════════════════════════════════════════
   Toast Notifications
   ══════════════════════════════════════════════ */

.toast-container {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  display: flex;
  flex-direction: column-reverse;
  gap: var(--space-sm);
  z-index: 2000;
  pointer-events: none;
}

.toast {
  background: var(--color-success);
  color: var(--text-inverse);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  max-width: 400px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
  cursor: pointer;
  pointer-events: auto;
}

.toast--visible {
  opacity: 1;
  transform: translateY(0);
}

.toast--error {
  background: var(--color-danger);
}

.toast a {
  color: var(--text-inverse);
  text-decoration: underline;
  margin-left: var(--space-sm);
}

.toast a:hover {
  text-decoration: none;
}