/* ==========================================================================
   StructFix — Professional Dark Developer Theme (Vanilla CSS)
   ========================================================================== */

:root {
  --bg-main: #0a0d14;
  --bg-surface: #10141d;
  --bg-panel: #141923;
  --bg-editor: #0c1017;
  --bg-hover: #1c2331;
  --bg-active: #242c3d;

  --border-subtle: #202736;
  --border-focus: #388bfd;
  --border-active: #303b50;

  --text-primary: #f0f6fc;
  --text-secondary: #919bb0;
  --text-muted: #5e697e;

  --accent-blue: #388bfd;
  --accent-blue-hover: #1f6feb;
  --accent-cyan: #39c5cf;
  --accent-purple: #8957e5;
  --accent-green: #2ea043;
  --accent-yellow: #d29922;
  --accent-red: #f85149;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* ---------------- Header ---------------- */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 24px;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 16px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #1f6feb 0%, #8957e5 100%);
  color: #ffffff;
  border-radius: var(--radius-md);
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: #ffffff;
}

.tagline {
  font-size: 11px;
  color: var(--text-muted);
  display: block;
  font-weight: 500;
  letter-spacing: 0.2px;
}

.sub-header-text {
  font-size: 13px;
  color: var(--text-secondary);
  border-left: 1px solid var(--border-subtle);
  padding-left: 16px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 500;
}

.badge-privacy {
  background-color: #121d2f;
  color: #58a6ff;
  border: 1px solid #1f3a5f;
}

.badge-ollama {
  background-color: var(--bg-panel);
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.dot-privacy {
  background-color: #58a6ff;
}

.dot-checking {
  background-color: var(--accent-yellow);
  animation: pulse 1.5s infinite;
}

.dot-online {
  background-color: var(--accent-green);
}

.dot-offline {
  background-color: var(--text-muted);
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ---------------- Main Layout ---------------- */
.main-container {
  flex: 1;
  padding: 16px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 1700px;
  margin: 0 auto;
  width: 100%;
}

/* ---------------- Presets Gallery Bar ---------------- */
.gallery-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  overflow-x: auto;
}

.gallery-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

.presets-scroll {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.preset-btn {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.preset-btn:hover {
  background-color: var(--bg-hover);
  border-color: var(--accent-blue);
}

.preset-btn.active {
  background-color: #1a2b42;
  border-color: var(--accent-blue);
  color: #58a6ff;
}

.preset-loading {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------------- Controls Bar ---------------- */
.controls-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.controls-group {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.control-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.toggle-label input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-switch {
  width: 34px;
  height: 18px;
  background-color: #2b3345;
  border-radius: 20px;
  position: relative;
  transition: background-color 0.2s ease;
}

.toggle-switch::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: #ffffff;
  top: 2px;
  left: 2px;
  transition: transform 0.2s ease;
}

.toggle-label input:checked + .toggle-switch {
  background-color: var(--accent-blue);
}

.toggle-label input:checked + .toggle-switch::after {
  transform: translateX(16px);
}

.control-title {
  font-weight: 600;
  color: var(--text-primary);
}

.form-select {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 12px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
}

.form-select:focus {
  border-color: var(--border-focus);
}

.form-input {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 12px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  outline: none;
  font-family: var(--font-mono);
  width: 175px;
  transition: border-color 0.15s ease;
}

.form-input:focus {
  border-color: var(--border-focus);
}

.controls-info {
  display: flex;
  align-items: center;
}

.info-pill {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------------- Workspace Grid ---------------- */
.workspace-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  min-height: 540px;
}

@media (max-width: 960px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }
}

.panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background-color: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 13px;
  color: var(--text-primary);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--bg-active);
  color: #58a6ff;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: var(--border-subtle);
}

.btn-ghost:hover {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-active);
}

.btn-primary {
  background-color: var(--accent-blue);
  color: #ffffff;
  font-weight: 600;
  padding: 10px 20px;
  font-size: 14px;
  width: 100%;
  border-radius: var(--radius-md);
  position: relative;
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-blue-hover);
}

.btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.kbd-hint {
  font-size: 11px;
  background: rgba(0, 0, 0, 0.25);
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 8px;
  font-family: var(--font-mono);
}

.btn-spinner {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #ffffff;
  animation: spin 0.8s linear infinite;
}

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

/* ---------------- Editors ---------------- */
.editor-container {
  flex: 1;
  display: flex;
  background-color: var(--bg-editor);
  min-height: 200px;
  position: relative;
}

.code-editor {
  width: 100%;
  height: 100%;
  min-height: 200px;
  background-color: transparent;
  border: none;
  outline: none;
  color: #e6edf3;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  padding: 14px;
  resize: vertical;
}

.code-editor:focus {
  box-shadow: inset 0 0 0 1px var(--border-focus);
}

.schema-section {
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
}

.schema-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background-color: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
}

.schema-editor-container {
  min-height: 140px;
}

.schema-editor-container .code-editor {
  min-height: 140px;
}

.badge-subtle {
  background-color: var(--bg-surface);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
  font-size: 11px;
  padding: 2px 8px;
}

.action-footer {
  padding: 12px 16px;
  background-color: var(--bg-panel);
  border-top: 1px solid var(--border-subtle);
}

/* ---------------- Right Panel Output & Telemetry ---------------- */
.telemetry-bar {
  display: flex;
  align-items: center;
  background-color: var(--bg-panel);
  border-bottom: 1px solid var(--border-subtle);
  padding: 8px 16px;
  gap: 16px;
  flex-wrap: wrap;
}

.telemetry-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}

.telemetry-label {
  color: var(--text-muted);
}

.telemetry-val {
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.status-pill {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.status-ready {
  background-color: #1e2638;
  color: var(--text-secondary);
}

.status-valid {
  background-color: #133820;
  color: #3fb950;
  border: 1px solid #238636;
}

.status-unrecoverable {
  background-color: #382810;
  color: #d29922;
  border: 1px solid #9e6a03;
}

.status-failed {
  background-color: #3b1717;
  color: #f85149;
  border: 1px solid #da3633;
}

/* ---------------- Alerts ---------------- */
.alert {
  padding: 10px 16px;
  font-size: 12px;
  line-height: 1.5;
  border-bottom: 1px solid transparent;
}

.alert-warning {
  background-color: #241d13;
  color: #e3b341;
  border-color: #4d380f;
}

.alert-warning code {
  background: rgba(0, 0, 0, 0.4);
  padding: 1px 4px;
  border-radius: 3px;
  font-family: var(--font-mono);
}

.alert-error {
  background-color: #2b1414;
  color: #f85149;
  border-color: #5a1e1e;
}

.alert-error ul {
  margin-left: 18px;
  margin-top: 4px;
}

/* ---------------- Output Viewer ---------------- */
.output-container {
  overflow: auto;
  min-height: 320px;
}

.code-output {
  margin: 0;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: #7ee787;
  white-space: pre-wrap;
  word-break: break-word;
  width: 100%;
}

/* ---------------- Diagnostics Accordion ---------------- */
.diagnostics-details {
  background-color: var(--bg-panel);
  border-top: 1px solid var(--border-subtle);
  font-size: 12px;
}

.diagnostics-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  cursor: pointer;
  color: var(--text-secondary);
  font-weight: 600;
  user-select: none;
}

.diagnostics-summary:hover {
  color: var(--text-primary);
}

.diagnostics-content {
  padding: 12px 16px 16px;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.diag-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.diag-label {
  color: var(--text-muted);
  width: 140px;
  flex-shrink: 0;
}

.diag-val {
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.diag-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.diag-tag {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  color: #58a6ff;
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}

.diag-empty {
  color: var(--text-muted);
}

/* ---------------- Footer ---------------- */
.footer {
  margin-top: auto;
  padding: 14px 24px;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-muted);
  max-width: 1700px;
  margin: 0 auto;
  flex-wrap: wrap;
  gap: 8px;
}