/* ==========================================================================
   ConvertNix Image to PDF Tool Styles
   ========================================================================== */

.converter-container {
  max-width: 1100px;
  margin: 0 auto;
  background: var(--bg-glass-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
  .converter-container {
    padding: 1.5rem 1rem;
  }
}

/* Upload Dropzone Area */
.dropzone {
  border: 2px dashed var(--primary-blue);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  background: var(--primary-blue-light);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
}

.dropzone:hover,
.dropzone.dragover {
  background: rgba(50, 111, 168, 0.2);
  border-color: var(--accent-pink);
  transform: scale(1.005);
}

.dropzone-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem auto;
  color: var(--primary-blue);
  background: var(--bg-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.dropzone-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.dropzone-subtitle {
  font-size: 0.925rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.file-input-hidden {
  display: none;
}

/* Main Workspace Grid (Images + Settings) */
.converter-workspace {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
  margin-top: 2rem;
}

@media (max-width: 992px) {
  .converter-workspace {
    grid-template-columns: 1fr;
  }
}

/* Image Thumbnails Grid */
.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1.25rem;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 0.5rem;
}

/* Scrollbar styling for image list */
.image-grid::-webkit-scrollbar {
  width: 6px;
}
.image-grid::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}

.image-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.image-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-blue);
}

.image-preview-wrapper {
  width: 100%;
  height: 140px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.image-preview {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.image-details {
  margin-top: 0.6rem;
}

.image-name {
  font-size: 0.825rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-primary);
}

.image-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  margin-top: 0.2rem;
}

/* Control Toolbar per Image Item */
.image-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-color);
}

.img-btn {
  background: var(--bg-tertiary);
  border: none;
  border-radius: 6px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.img-btn:hover {
  background: var(--primary-blue-light);
  color: var(--primary-blue);
}

.img-btn-delete:hover {
  background: var(--accent-pink-light);
  color: var(--accent-pink);
}

/* Settings Panel Sidebar */
.settings-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  height: fit-content;
}

.settings-title {
  font-size: 1.1rem;
  font-weight: 700;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-blue);
}

.setting-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.setting-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.setting-select {
  width: 100%;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.setting-select:focus {
  outline: none;
  border-color: var(--primary-blue);
}

/* PDF Action Bar */
.action-summary {
  background: var(--bg-tertiary);
  padding: 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-weight: 600;
}

.btn-generate {
  width: 100%;
  padding: 1rem;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: none;
}

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

.btn-generating .spinner {
  display: inline-block;
}

.btn-generating .btn-text {
  display: none;
}