/* Code Morph Lab v3 app-specific styles.
   Shared chrome, provider controls, forms, modals, and theme tokens come from ../shared/styles/base.css. */

html,
body {
  overflow: hidden;
}

#app {
  height: 100%;
}

/* Welcome gate */
.welcome-gate {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: var(--bg-primary);
}

.welcome-card {
  width: min(520px, 100%);
  padding: 28px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.welcome-card h1 {
  margin: 0 0 8px;
  color: var(--text-primary);
  font-size: 24px;
}

.welcome-lead,
.welcome-note {
  color: var(--text-secondary);
  line-height: 1.5;
}

.welcome-lead {
  margin: 0 0 20px;
}

.welcome-pending {
  margin-bottom: 18px;
  padding: 10px 12px;
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--text-primary);
  text-align: left;
  font-size: 13px;
}

.welcome-btn {
  padding: 8px 16px;
}

.welcome-error {
  margin-top: 12px;
  color: var(--danger);
  font-size: 13px;
}

.welcome-note {
  margin-top: 18px;
  font-size: 12px;
}

.welcome-note code {
  background: var(--bg-tertiary);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--text-primary);
}

/* Toolbar */
.btn-directory {
  gap: 6px;
  max-width: 220px;
  color: var(--text-secondary);
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.toolbar-center .nav-tab:disabled {
  opacity: 0.55;
  cursor: default;
}

.toolbar-center .nav-tab.active:disabled {
  opacity: 1;
}

/* Start view */
.start-view {
  flex: 1;
  display: flex;
  width: 100%;
  min-height: 0;
  overflow: hidden;
  background: var(--bg-primary);
}

.start-left {
  display: flex;
  flex-direction: column;
  width: min(58%, 860px);
  min-width: 360px;
  border-right: 1px solid var(--border-color);
}

.start-right {
  flex: 1;
  min-width: 320px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-primary);
}

.prompt-section {
  flex: 1;
  min-height: 240px;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  flex-shrink: 0;
}

.section-meta {
  min-width: 0;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.prompt-textarea {
  flex: 1;
  width: 100%;
  padding: 12px;
  border: none;
  outline: none;
  resize: none;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  font-size: 13px;
  line-height: 1.6;
}

.prompt-textarea::placeholder {
  color: var(--text-muted);
}

.import-prompt-stack {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
}

.import-original-prompt {
  flex: 0 0 auto;
  max-height: 34%;
  min-height: 74px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  overflow-y: auto;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
}

.import-original-prompt label,
.import-change-label {
  display: block;
  margin-bottom: 6px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.import-change-label {
  margin: 8px 12px 0;
}

.import-change-textarea {
  min-height: 120px;
}

.import-code-section {
  flex: 1;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border-color);
}

.start-config-section {
  flex-shrink: 0;
  background: var(--bg-secondary);
}

.start-config-body {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  padding: 14px 16px;
  flex-wrap: wrap;
}

.start-control {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.start-control label {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
}

.language-tabs {
  display: inline-flex;
  gap: 4px;
}

.start-generate {
  margin-left: auto;
}

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

.start-side-section {
  display: flex;
  flex-direction: column;
  min-height: 0;
  border-bottom: 1px solid var(--border-color);
}

.start-side-section.recent-section {
  flex: 1;
  border-bottom: none;
}

.start-side-body {
  padding: 14px 16px;
  overflow-y: auto;
}

.recent-section .start-side-body {
  flex: 1;
  min-height: 0;
}

.start-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 120px;
  color: var(--text-muted);
  text-align: center;
  font-size: 13px;
  line-height: 1.5;
}

.start-empty i {
  font-size: 28px;
  opacity: 0.35;
}

.arrival-chip {
  padding: 10px 12px;
  background: var(--accent-light);
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--text-primary);
}

.arrival-chip-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--text-secondary);
  font-size: 12px;
}

.arrival-chip-title {
  margin: 6px 0 4px;
  font-weight: 600;
  font-size: 13px;
}

.arrival-chip-body {
  max-height: 120px;
  overflow-y: auto;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
}

.source-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  margin-top: 12px;
}

.source-card {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  padding: 9px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 13px;
  transition: border-color 0.15s, background 0.15s;
}

.source-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent);
}

.source-card span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Morph view */
.morph-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--bg-primary);
}

.readonly-banner {
  padding: 6px 12px;
  background: var(--accent-light);
  border-bottom: 1px solid var(--border-color);
  color: var(--accent);
  font-size: 12px;
}

.goal-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  font-size: 13px;
}

.goal-strip-goal {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-primary);
  font-weight: 500;
}

.goal-strip-meta,
.goal-strip-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.status-running { color: var(--accent); }
.status-success { color: var(--success); }
.status-failed,
.status-stopped { color: var(--danger); }

.morph-body {
  flex: 1;
  display: flex;
  min-height: 0;
  overflow: hidden;
}

.morph-pane {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.morph-left {
  flex: 1 1 56%;
  min-width: 420px;
  border-right: 1px solid var(--border-color);
}

.morph-right {
  flex: 1 1 44%;
  min-width: 340px;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.morph-right-top {
  flex: 0 0 38%;
  border-bottom: 1px solid var(--border-color);
}

.morph-right-mid {
  flex: 0 0 34%;
  border-bottom: 1px solid var(--border-color);
}

.morph-right-bottom {
  flex: 1;
}

/* Collapsed pane: shrink to just the section header. */
.morph-pane.morph-pane--collapsed {
  flex: 0 0 auto;
}

/* When output collapses, preview takes the remaining space. */
.morph-view--output-collapsed .morph-right-mid {
  flex: 1 1 auto;
}

/* Fullscreen preview: hide workspace + timeline, expand preview + output. */
.morph-view--preview-fullscreen .morph-left,
.morph-view--preview-fullscreen .morph-right-top {
  display: none;
}

.morph-view--preview-fullscreen .morph-right {
  flex: 1 1 100%;
}

.morph-view--preview-fullscreen .morph-right-mid {
  flex: 1 1 auto;
}

.morph-view--preview-fullscreen .morph-right-bottom {
  flex: 0 0 200px;
}

.morph-view--preview-fullscreen .morph-right-bottom.morph-pane--collapsed {
  flex: 0 0 auto;
}

.section-header-button {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.section-header-button:hover {
  color: var(--accent);
}

/* Workspace */
.workspace-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.workspace-files {
  display: flex;
  gap: 4px;
  padding: 6px 8px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
  flex-shrink: 0;
}

.workspace-file {
  padding: 5px 9px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  white-space: nowrap;
}

.workspace-file:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.workspace-file-active {
  background: var(--tab-active-bg);
  border-color: var(--tab-active-bg);
  color: var(--tab-active-text);
}

.workspace-empty {
  padding: 5px 9px;
  color: var(--text-muted);
  font-size: 12px;
}

.workspace-code-editor {
  flex: 1;
  min-height: 0;
  background: var(--code-bg);
}

.workspace-code-editor .ace_editor {
  width: 100% !important;
  height: 100% !important;
}

/* Timeline */
.timeline {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.timeline-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  overflow-y: auto;
}

.timeline-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 12px;
  transition: border-color 0.15s, background 0.15s;
}

.timeline-card:hover {
  background: var(--bg-hover);
}

.timeline-card.ok { border-left: 3px solid var(--success); }
.timeline-card.fail { border-left: 3px solid var(--danger); }
.timeline-card.running { border-left: 3px solid var(--accent); color: var(--text-secondary); }

.timeline-pinned {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.timeline-head-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: 8px;
}

.timeline-num {
  font-weight: 600;
}

.timeline-status.ok { color: var(--success); }
.timeline-status.fail { color: var(--danger); }

.timeline-duration,
.timeline-files,
.timeline-tools summary,
.timeline-tool {
  color: var(--text-muted);
}

.timeline-files,
.timeline-error,
.timeline-tools,
.timeline-tool {
  margin-top: 4px;
  font-size: 12px;
}

.timeline-tools summary {
  cursor: pointer;
}

.timeline-tool {
  padding-left: 12px;
}

.timeline-empty,
.html-preview-empty,
.output-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 18px;
  color: var(--text-muted);
  text-align: center;
  font-size: 13px;
}

.timeline-empty i,
.html-preview-empty i {
  font-size: 28px;
  opacity: 0.35;
}

/* Preview and output */
.html-preview,
.output-inspector {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--bg-primary);
}

.html-preview-frame {
  flex: 1;
  width: 100%;
  border: none;
  background: #fff;
}

.output-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  font-size: 12px;
  flex-shrink: 0;
}

.output-exit.ok { color: var(--success); }
.output-exit.fail { color: var(--danger); }

.output-kind {
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}

.output-duration {
  margin-left: auto;
  color: var(--text-muted);
}

.output-tabs {
  display: flex;
  gap: 4px;
  padding: 4px 8px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.output-tabs button {
  padding: 4px 8px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
}

.output-tabs button:hover {
  color: var(--text-primary);
}

.output-tabs button.active {
  border-bottom-color: var(--accent);
  color: var(--accent);
}

.output-body {
  flex: 1;
  margin: 0;
  padding: 10px 12px;
  overflow: auto;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
  font-size: 12px;
  line-height: 1.5;
  white-space: pre-wrap;
}

/* Recent morphs */
.recent-morphs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.recent-morphs li {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 12px;
}

.recent-delete {
  color: var(--text-muted);
}

.recent-delete:hover {
  color: var(--danger);
}

.recent-date,
.recent-status,
.recent-empty {
  color: var(--text-muted);
}

.recent-goal {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-primary);
}

.recent-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  font-size: 13px;
}

.btn-link {
  padding: 0;
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 12px;
}

.btn-link:hover {
  color: var(--accent-hover);
}

@media (max-width: 920px) {
  .start-view,
  .morph-body {
    flex-direction: column;
  }

  .start-left,
  .start-right,
  .morph-left,
  .morph-right {
    width: 100%;
    min-width: 0;
  }

  .start-left,
  .morph-left {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .start-left {
    min-height: 50%;
  }

  .morph-left {
    min-height: 45%;
  }

  .morph-right {
    min-height: 55%;
  }
}