/* JSON Fallback Modal Component */
dialog.fallback-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  max-width: 70vw;
  max-height: 90vh;
  padding: 0;
  border: 1px solid var(--color-border-bright);
  border-radius: var(--radius-xl);
  background: var(--color-modal-bg);
  color: var(--color-text-primary);
  backdrop-filter: var(--blur-base);
  -webkit-backdrop-filter: var(--blur-base);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(59, 130, 246, 0.12);
  overflow: hidden;
  outline: none;
  z-index: 1200;
}

dialog.fallback-modal::backdrop {
  background: var(--color-backdrop);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.fallback-modal-inner {
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  overflow: hidden;
}

.fallback-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-modal-sidebar-bg);
}

.fallback-header-title-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.fallback-header-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.fallback-modal-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.25;
}

.fallback-modal-subtitle {
  margin: 2px 0 0;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.fallback-modal-close-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.fallback-modal-close-btn:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}

.fallback-modal-body {
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.fallback-desc-banner {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-secondary);
}

.fallback-desc-banner strong {
  color: var(--color-text-primary);
}

.fallback-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

@media (max-width: 768px) {
  .fallback-stats-grid {
    grid-template-columns: 1fr;
  }
}

.fallback-stat-card {
  padding: 14px;
  border-radius: var(--radius-md);
  background: var(--color-card-subtle-bg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fallback-stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fallback-stat-card-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.fallback-status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--color-chip-bg);
  color: var(--color-text-secondary);
}

.fallback-status-badge.ready {
  background: var(--badge-green-bg);
  color: var(--badge-green-text);
  border: 1px solid var(--badge-green-border);
}

.fallback-status-badge.missing {
  background: var(--badge-rose-bg);
  color: var(--badge-rose-text);
  border: 1px solid var(--badge-rose-border);
}

.fallback-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--color-border);
}

.fallback-stat-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.fallback-stat-label {
  color: var(--color-text-secondary);
}

.fallback-stat-value {
  color: var(--color-text-primary);
  font-weight: 500;
}

.fallback-format-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fallback-format-title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.fallback-format-options {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.fallback-format-pill {
  flex: 1;
  min-width: 130px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: all var(--transition-fast);
  text-align: left;
}

.fallback-format-pill:hover {
  border-color: var(--color-border-bright);
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}

.fallback-format-pill.active {
  border-color: var(--badge-blue-border);
  background: var(--badge-blue-bg);
  color: var(--badge-blue-text);
}

.fallback-format-pill-title {
  font-size: 0.8125rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.fallback-format-pill-badge {
  font-size: 0.6875rem;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--badge-green-bg);
  color: var(--badge-green-text);
  font-weight: 600;
}

.fallback-format-pill-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.fallback-log-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.fallback-log-label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  margin: 0;
}

.fallback-log-box {
  background: var(--color-canvas);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  font-family: var(--font-numeric);
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--color-numeric-meta);
  min-height: 52px;
  max-height: 140px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  transition: background var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal);
}

.fallback-log-box.idle {
  color: var(--color-text-muted);
}

.fallback-log-box.success {
  border-color: var(--badge-green-border);
  color: var(--badge-green-text);
}

.fallback-log-box.error {
  border-color: var(--badge-rose-border);
  color: var(--badge-rose-text);
}

.fallback-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
  background: var(--color-modal-sidebar-bg);
  gap: 12px;
}

.fallback-footer-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Fallback Notice Pill in Header or Search Area */
.fallback-notice-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--badge-amber-bg);
  border: 1px solid var(--badge-amber-border);
  color: var(--badge-amber-text);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.fallback-notice-pill svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.fallback-btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: fallbackSpin 0.8s linear infinite;
  flex-shrink: 0;
}

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