/* models tab - 3d generation with provider toggle */

/* model controls */
.model-controls {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.model-prompt-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
}

.model-prompt-row + .model-prompt-row {
  margin-top: 8px;
}

.model-prompt-row .input-group {
  flex: 1;
}

/* generate row - provider dropdown + quality + play button */
.model-generate-row {
  display: flex;
  gap: 0;
  align-items: stretch;
}

.model-generate-row .model-provider-select {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  border-right: none;
}

.model-generate-row .model-quality-select {
  border-radius: 0;
  border-right: none;
}

/* when quality select is visible, provider loses its right connection */
.model-generate-row .model-quality-select + .generate-play-btn {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.generate-play-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  min-width: 42px;
  padding: 0;
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.generate-play-btn:hover {
  background: var(--accent-hover, #0ea770);
  border-color: var(--accent-hover, #0ea770);
}

.generate-play-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.generate-play-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  stroke: none;
}

.model-provider-select {
  min-width: 160px;
  width: auto;
}

.model-quality-select {
  min-width: 120px;
  width: auto;
}

/* enhance button */
.enhance-btn {
  white-space: nowrap;
}

.enhance-btn svg {
  width: 14px;
  height: 14px;
}

/* model status */
.model-status {
  font-size: 13px;
  color: var(--text-secondary);
  min-height: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.model-status .spinner {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

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

/* enhanced prompt display */
.enhanced-prompt {
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  display: none;
}

.enhanced-prompt.visible {
  display: block;
}

.enhanced-prompt-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

/* progress bar */
.model-progress {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
  display: none;
}

.model-progress.visible {
  display: block;
}

.model-progress-bar {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.5s ease;
  width: 0%;
}

/* 3d viewer */
.model-viewer-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
  display: none;
}

.model-viewer-container.visible {
  display: block;
}

#modelViewerCanvas {
  position: absolute;
  inset: 0;
}

.model-viewer-container canvas {
  display: block;
}

.model-viewer-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  gap: 8px;
}

.model-viewer-empty svg {
  width: 48px;
  height: 48px;
  opacity: 0.5;
}

.model-viewer-empty p {
  font-size: 13px;
}

/* download buttons */
.model-download-row {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  display: none;
}

.model-download-row.visible {
  display: flex;
}

.model-download-row button {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-family: inherit;
}

.model-download-row button:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.model-download-row button svg {
  width: 14px;
  height: 14px;
}

/* converter styles moved to converter.css */

/* model history */
.model-history {
  margin-top: 32px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

.model-history h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.model-history h3 svg {
  width: 18px;
  height: 18px;
}

.model-history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.model-history-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  transition: all var(--transition-fast);
}

.model-history-item:hover {
  border-color: var(--border-hover);
}

.model-history-item-thumb {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-tertiary);
  margin-bottom: 8px;
}

.model-history-item-thumb img,
.model-history-item-thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.model-history-item-thumb model-viewer {
  width: 100%;
  height: 100%;
  --poster-color: transparent;
}

.model-history-item-thumb model-viewer::part(default-progress-bar) {
  display: none;
}

.model-history-item-thumb svg {
  width: 32px;
  height: 32px;
  margin: auto;
  display: block;
  padding-top: calc(50% - 16px);
  opacity: 0.4;
}

.model-history-item-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.model-history-item-meta {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
}

.model-history-empty {
  text-align: center;
  padding: 32px;
  color: var(--text-muted);
  font-size: 13px;
}

/* responsive */
@media (max-width: 700px) {
  .model-prompt-row {
    flex-direction: column;
    align-items: stretch;
  }

  .model-generate-row {
    flex-wrap: wrap;
  }

  .model-viewer-container {
    aspect-ratio: 4 / 3;
  }
}