/* ============================================
   Image Background Remover Tool
   Upload → Original/Result preview → Remove → Download
   ============================================ */

.bgremover-single-card {
  padding: var(--mk-space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--mk-space-lg);
}

.bgremover-upload-area {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  max-height: 400px;
  flex-shrink: 0;
  padding: var(--mk-space-2xl);
  background: var(--mk-bg);
  border: 2px dashed var(--mk-border);
  border-radius: var(--mk-radius-md);
  text-align: center;
  transition: all var(--mk-transition-base);
  cursor: pointer;
}

.bgremover-upload-area:hover,
.bgremover-upload-area.dragover {
  border-color: var(--mk-primary);
  background: var(--mk-primary-light);
}

.bgremover-upload-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--mk-space-md);
}

.bgremover-upload-icon {
  font-size: 3rem;
  opacity: 0.5;
}

.bgremover-upload-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--mk-text-main);
  margin: 0;
}

.bgremover-upload-subtitle {
  font-size: 0.875rem;
  color: var(--mk-text-muted);
  margin: 0;
}

.bgremover-converter-area {
  display: flex;
  flex-direction: column;
  gap: var(--mk-space-xl);
}

.bgremover-preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--mk-space-lg);
  align-items: stretch;
}

@media (max-width: 640px) {
  .bgremover-preview-grid {
    grid-template-columns: 1fr;
  }
}

.bgremover-preview-box {
  display: flex;
  flex-direction: column;
  gap: var(--mk-space-sm);
  min-width: 0;
  width: 100%;
}

.bgremover-preview-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--mk-text-muted);
}

/* Левый блок (Original): размер по картинке, только минимум по высоте */
.bgremover-preview-box:first-child .bgremover-preview-img {
  width: 100%;
  min-height: 240px;
  height: auto;
  max-height: 480px;
  object-fit: contain;
  background: var(--mk-bg);
  border: 1px solid var(--mk-border);
  border-radius: var(--mk-radius-md);
  display: block;
}

/* Правый блок (Result): высота задаётся из JS по левому блоку */
.bgremover-preview-box-result {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
  height: var(--result-block-height, auto);
}

.bgremover-preview-box-result .bgremover-result-placeholder,
.bgremover-preview-box-result .bgremover-preview-img {
  flex: 1;
  min-height: 0; /* не даём img растягивать блок */
  width: 100%;
  max-height: 100%;
  background: var(--mk-bg);
  border: 1px solid var(--mk-border);
  border-radius: var(--mk-radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  object-fit: contain;
}

.bgremover-preview-box-result .bgremover-preview-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.bgremover-result-placeholder {
  background: repeating-conic-gradient(var(--mk-border) 0% 25%, transparent 0% 50%) 50% / 16px 16px;
}

.bgremover-result-hint {
  font-size: 0.875rem;
  color: var(--mk-text-muted);
  padding: var(--mk-space-md);
  text-align: center;
}

.bgremover-progress-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--mk-space-sm);
  margin: var(--mk-space-md) 0;
}

.bgremover-progress-bar {
  height: 8px;
  background: var(--mk-bg);
  border-radius: 4px;
  overflow: hidden;
}

.bgremover-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--mk-primary);
  border-radius: 3px;
  transition: width 0.2s ease-out;
}

.bgremover-progress-text {
  font-size: 0.8125rem;
  color: var(--mk-text-muted);
}

.bgremover-bg-options {
  display: flex;
  flex-direction: column;
  gap: var(--mk-space-lg);
  margin-top: var(--mk-space-md);
}

.bgremover-bg-row {
  display: flex;
  flex-direction: column;
  gap: var(--mk-space-md);
  margin-bottom: var(--mk-space-sm);
}

.bgremover-bg-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--mk-text);
  margin: 0;
}

.bgremover-bg-presets {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mk-space-md);
  align-items: center;
}

.bgremover-bg-btn {
  width: 36px;
  height: 36px;
  padding: 0;
  border: 2px solid var(--mk-border);
  border-radius: var(--mk-radius-sm);
  background: var(--mk-card-bg);
  cursor: pointer;
  transition: all var(--mk-transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.bgremover-bg-btn:hover {
  border-color: var(--mk-primary);
}

.bgremover-bg-btn.active {
  border-color: var(--mk-primary);
  box-shadow: 0 0 0 1px var(--mk-primary);
}

.bgremover-bg-swatch {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  display: block;
}

.bgremover-bg-transparent {
  background: repeating-conic-gradient(#ccc 0% 25%, #fff 0% 50%) 50% / 8px 8px;
}

.bgremover-bg-custom {
  background: var(--bg-custom-color, #fff);
}

.bgremover-bg-image {
  font-size: 1rem;
  background: var(--mk-bg);
}

.bgremover-bg-upload {
  width: auto;
  padding: 0.5rem 1rem;
  gap: 0.5rem;
}

.bgremover-bg-upload .bgremover-bg-swatch {
  width: 20px;
  height: 20px;
}

.bgremover-bg-upload-text {
  font-size: 0.875rem;
  color: var(--mk-text);
}

.bgremover-color-input {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.bgremover-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mk-space-md);
  margin-top: var(--mk-space-lg);
  align-items: center;
}

.bgremover-actions .mk-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.bgremover-actions .mk-btn.loading {
  pointer-events: none;
  opacity: 0.8;
}

.bgremover-spinner {
  display: inline-block;
  width: 1em;
  height: 1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: bgremover-spin 0.6s linear infinite;
}

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