body {
  background: #f5f6f8;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

.card-header {
  font-weight: 600;
  background: #fff;
}

:focus-visible {
  outline: 2px solid #0d6efd;
  outline-offset: 2px;
}

.wizard-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.wizard-step {
  padding: 0.4rem 0.75rem;
  border: 1px solid #dee2e6;
  border-radius: 0.375rem;
  background: #fff;
  color: #6c757d;
  font-size: 0.9rem;
}

.wizard-step.active {
  border-color: #0d6efd;
  color: #0d6efd;
  font-weight: 600;
}

.wizard-step.done {
  border-color: #198754;
  color: #198754;
}

.dropzone {
  border: 2px dashed #adb5bd;
  border-radius: 0.5rem;
  padding: 1.5rem;
  text-align: center;
  background: #fff;
}

.dropzone.dragover {
  border-color: #0d6efd;
  background: #f0f6ff;
}

.preview-scroll {
  max-height: 360px;
  overflow: auto;
}

.preview-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8f9fa;
}

.preview-table td,
.preview-table th {
  white-space: nowrap;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  vertical-align: middle;
}

.preview-table .inn-col {
  background: #e7f1ff;
}

.stat-card {
  background: #fff;
  border: 1px solid #dee2e6;
  border-radius: 0.375rem;
  padding: 0.75rem;
  height: 100%;
}

.stat-label {
  font-size: 0.8rem;
  color: #6c757d;
  margin-bottom: 0.25rem;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 600;
}