/* =================================================================
   Creatrweb Data Art — App Styles

   Design identity: Dark atelier. Canvas as hero, controls as instruments.
   No gradients on UI surfaces. No soft drop shadows. Hard offsets only.
   System-UI type stack. No external fonts.

   Palette (from DESIGN.md):
     Ground:          #1c1814
     Panel/control:   #242018
     Canvas area:     #0d0d0d
     Gold accent:     #c9922a
     Slate-teal:      #4a8fa8
     Off-white text:  #f0ece4
   ================================================================= */

/* ─── Reset & Base ────────────────────────────────────────────────── */

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

html, body {
  height: 100%;
  background: #1c1814;
  color: #f0ece4;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: 0.01em;
}

/* ─── Header ──────────────────────────────────────────────────────── */

#dta-header {
  background: #242018;
  padding: 12px 24px;
  border-bottom: 2px solid #c9922a;
  box-shadow: 4px 4px 0px #000000;
  display: flex;
  align-items: center;
  gap: 24px;
  justify-content: space-between;
  position: relative;
}

#dta-header h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #f0ece4;
  margin: 0;
}

.dta-header-title {
  display: flex;
  align-items: center;
  gap: 24px;
}

.dta-header-title h1 a {
  color: inherit;
  text-decoration: none;
}

.dta-hamburger {
  display: none;
  background: none;
  border: none;
  color: #f0ece4;
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}

.dta-hamburger:hover {
  color: #c9922a;
}

.dta-mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #1c1814;
  border-top: 2px solid #c9922a;
  box-shadow: 4px 4px 0px #000000;
  z-index: 1000;
}

.dta-mobile-nav.dta-visible {
  display: block;
}

.dta-mobile-nav a {
  display: block;
  width: 100%;
  padding: 12px 24px;
  border-bottom: 1px solid #2a2a2a;
  box-shadow: none;
  text-align: left;
  white-space: nowrap;
  color: #c9922a;
}

.dta-mobile-nav a:last-child {
  border-bottom: none;
}

.dta-mobile-nav a:hover {
  background: #242018;
  color: #c9922a;
}

/* ─── Error / Status Display ──────────────────────────────────────── */

#dta-error-display {
  display: none;
  padding: 8px 16px;
  margin: 0;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.4;
  text-align: center;
}

#dta-error-display.dta-visible {
  display: block;
}

#dta-error-display.dta-error {
  background: #3a1a1a;
  color: #e8a0a0;
  border-bottom: 1px solid #e8a0a0;
}

#dta-error-display.dta-status {
  background: #1a2a2a;
  color: #4a8fa8;
  border-bottom: 1px solid #4a8fa8;
}

/* ─── Main Layout: Canvas + Sidebar ───────────────────────────────── */

#dta-main {
  display: flex;
  height: calc(100vh - 52px); /* header ~52px */
  overflow: hidden;
}

/* Canvas Region — hero, dominant visual zone
   Border thickened to 2px and shifted from warm #2a2420 to cooler neutral
   #2a2a2a — visible against the #0d0d0d canvas bg but quieter than the
   gold-accent sidebar border, reinforcing the gallery-wall metaphor. */
#dta-canvas-region {
  flex: 1 1 65%;
  background: #0d0d0d;
  border: 2px solid #2a2a2a;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

#dta-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

/* Sidebar — instruments panel */
#dta-sidebar {
  flex: 0 0 35%;
  max-width: 420px;
  min-width: 280px;
  background: #242018;
  border-left: 2px solid #c9922a;
  box-shadow: -4px 4px 0px #000000 inset;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ─── Control Group ───────────────────────────────────────────────── */

.dta-control-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 3px solid #c9922a;
  padding-left: 12px;
  margin-top: 4px; /* subtle breathing room at group level */
}

/* First control group gets extra top margin so it doesn't sit flush
   against the sidebar top padding — calmer gallery-like first impression */
.dta-control-group:first-child {
  margin-top: 8px;
}

.dta-control-group label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #c9922a;
  margin-top: 4px;
  margin-bottom: 2px;
}

.dta-control-group input[type="file"],
.dta-control-group select {
  background: #1c1814;
  color: #f0ece4;
  border: 2px solid #2a2a2a;
  padding: 8px 10px;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  transition: border-color 0.15s, background-color 0.15s;
}

.dta-control-group select:hover,
.dta-control-group input[type="file"]:hover {
  border-color: #c9922a;
}

.dta-control-group select:focus,
.dta-control-group input:focus {
  outline: 2px solid #4a8fa8;
  outline-offset: -2px;
}

.dta-button-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.dta-button-row button {
  flex: 1;
  padding: 10px 12px;
  min-height: 40px;
  background: #c9922a;
  color: #1c1814;
  border: none;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 4px 4px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s;
}

.dta-button-row button:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #000000;
  filter: brightness(1.1);
}

.dta-button-row button:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #000000;
  filter: brightness(0.9);
}

.dta-button-row button:focus-visible {
  outline: 2px solid #4a8fa8;
  outline-offset: 2px;
}

.dta-button-row button:nth-child(2) {
  background: #4a8fa8;
  color: #1c1814;
}

/* ─── New Artwork Button ──────────────────────────────────────────── */

#dta-new-artwork-btn {
  flex: 1;
  padding: 10px 12px;
  min-height: 40px;
  background: #1c1814;
  color: #f0ece4;
  border: 1px solid #c9922a;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 4px 4px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s;
}

#dta-new-artwork-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #000000;
  filter: brightness(1.1);
}

#dta-new-artwork-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #000000;
  filter: brightness(0.9);
}

/* ─── Delete Dataset Button ───────────────────────────────────────── */

#dta-delete-dataset-btn {
  flex: 1;
  padding: 10px 12px;
  min-height: 40px;
  background: #1c1814;
  border: 1px solid #8b1a1a;
  color: #f0ece4;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 4px 4px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s, opacity 0.15s;
}

#dta-delete-dataset-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: grayscale(0.5);
}

#dta-delete-dataset-btn:not(:disabled):hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px #000000;
  filter: brightness(1.1);
}

#dta-delete-dataset-btn:not(:disabled):active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px #000000;
  filter: brightness(0.9);
}

/* ─── Controls Container (ColumnMapper + PalettePicker) ───────────── */

#dta-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ─── Auth Section ─────────────────────────────────────────────────── */

#dta-auth-section {
  background: #1c1814;
  border: 1px solid #2a2a2a;
  border-left: 3px solid #4a8fa8;
  padding: 10px;
  margin-bottom: 20px;
}

#dta-auth-section summary {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #8a8580;
  cursor: pointer;
  padding: 4px 0;
  transition: color 0.15s;
}

#dta-auth-section summary:hover {
  color: #c9922a;
}

.dta-auth-toggle {
  display: flex;
  gap: 0;
  margin-bottom: 12px;
}

.dta-auth-mode-btn {
  flex: 1;
  padding: 6px 12px;
  background: #1c1814;
  color: #6a6560;
  border: 1px solid #2a2a2a;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.dta-auth-mode-btn:hover {
  background: #2a2620;
  color: #f0ece4;
}

.dta-auth-mode-btn.active {
  background: #c9922a;
  color: #1c1814;
  border-color: #c9922a;
}

.dta-auth-mode-btn:focus-visible {
  outline: 2px solid #4a8fa8;
  outline-offset: -2px;
}

.dta-auth-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dta-auth-form label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #f0ece4;
  margin-top: 4px;
}

.dta-auth-form input {
  background: #242018;
  color: #f0ece4;
  border: 1px solid #2a2a2a;
  padding: 7px 10px;
  font-family: 'Courier New', monospace;
  font-size: 13px;
  transition: border-color 0.15s;
}

.dta-auth-form input:hover {
  border-color: #4a4a44;
}

.dta-auth-form input:focus {
  outline: 2px solid #4a8fa8;
  outline-offset: -2px;
}

.dta-auth-form button[type="submit"] {
  margin-top: 8px;
  padding: 8px 12px;
  background: #4a8fa8;
  color: #1c1814;
  border: none;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 3px 3px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s;
}

.dta-auth-form button[type="submit"]:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #000000;
  filter: brightness(1.1);
}

.dta-auth-form button[type="submit"]:active {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0px #000000;
  filter: brightness(0.9);
}

.dta-auth-form button[type="submit"]:focus-visible {
  outline: 2px solid #c9922a;
  outline-offset: 2px;
}

#dta-auth-status {
  margin-top: 8px;
  font-size: 12px;
  color: #4a8fa8;
  font-family: 'Courier New', monospace;
  min-height: 18px;
}

.dta-auth-logout-btn {
  margin-top: 12px;
  padding: 8px 12px;
  background: #3a1a1a;
  color: #e8a0a0;
  border: 1px solid #555555;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 3px 3px 0px #000000;
  transition: background-color 0.15s, color 0.15s;
}

.dta-auth-logout-btn:hover {
  background: #5a2a2a;
  color: #f0ece4;
}

.dta-auth-logout-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0px #000000;
}

.dta-auth-logout-btn:focus-visible {
  outline: 2px solid #4a8fa8;
  outline-offset: 2px;
}

/* ─── Auth State-Based Visibility ────────────────────────────────── */

/* When logged in, hide the forms container (tabs + forms) entirely */
#dta-auth-section.dta-auth-logged-in #dta-auth-forms-container {
  display: none !important;
}

/* When logged out, hide the logout button */
#dta-auth-section:not(.dta-auth-logged-in) #dta-logout-btn {
  display: none;
}

/* ─── Empty State Overlay ─────────────────────────────────────────── */

#dta-empty-state {
  display: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(19, 18, 16, 0.92);
  padding: 24px 32px;
  border: 1px solid #2a2a2a;
  box-shadow: 4px 4px 0px #000000;
  text-align: center;
  pointer-events: none;
  z-index: 10;
}

#dta-empty-state p {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: #8a8580;
  margin: 0;
}

#dta-empty-state.dta-visible {
  display: block;
}

/* ─── Responsiveness ──────────────────────────────────────────────── */

/* ─── Metadata Panel (Studio) ───────────────────────────────────────── */

#dta-metadata-section {
  background: #1c1814;
  border: 1px solid #2a2a2a;
  padding: 10px;
}

#dta-metadata-section summary {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #4a8fa8;
  cursor: pointer;
  padding: 4px 0;
  transition: color 0.15s;
}

#dta-metadata-section summary:hover {
  color: #c9922a;
}

#dta-metadata-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 8px;
}

#dta-metadata-panel label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #c9922a;
  margin-top: 4px;
  margin-bottom: 2px;
}

#dta-metadata-panel input[type="text"],
#dta-metadata-panel textarea {
  background: #242018;
  color: #f0ece4;
  border: 1px solid #2a2a2a;
  padding: 8px 10px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 13px;
  transition: border-color 0.15s;
}

#dta-metadata-panel input[type="text"]:focus,
#dta-metadata-panel textarea:focus {
  outline: 2px solid #4a8fa8;
  outline-offset: -2px;
  border-color: #4a8fa8;
}

#dta-metadata-panel textarea {
  resize: vertical;
  min-height: 60px;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

.dta-visibility-controls {
  display: flex;
  gap: 16px;
  margin-top: 8px;
  margin-bottom: 8px;
}

.dta-visibility-controls label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #8a8580;
  cursor: pointer;
}

.dta-visibility-controls label:hover {
  color: #a0a0a0;
}

.dta-visibility-controls input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: #c9922a;
}

.dta-metadata-save-btn {
  padding: 8px 12px;
  background: #4a8fa8;
  color: #1c1814;
  border: none;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 3px 3px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s;
  margin-top: 8px;
}

.dta-metadata-save-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #000000;
}

.dta-metadata-save-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0px #000000;
}

#dta-save-status {
  font-size: 11px;
  color: #4a8fa8;
  margin-top: 4px;
  font-family: 'Courier New', monospace;
  min-height: 16px;
}

#dta-save-status.dta-visible {
  opacity: 1;
}

#dta-save-status:not(.dta-visible) {
  opacity: 0;
}

/* ─── Button Row Styling (Studio) ────────────────────────────────────── */

.dta-button-row:nth-child(2) button {
  background: #4a8fa8;
}

@media (max-width: 1200px) {
  #dta-sidebar {
    padding: 16px;
    gap: 16px;
  }

  #dta-controls {
    gap: 16px;
  }

  .dta-control-group {
    gap: 6px;
    padding-left: 10px;
    margin-top: 3px;
  }

  .dta-control-group:first-child {
    margin-top: 6px;
  }

  .dta-button-row button {
    padding: 8px 10px;
    min-height: 36px;
  }
}

@media (max-width: 1024px) {
  #dta-sidebar {
    flex: 0 0 320px;
    min-width: 260px;
    padding: 12px;
    gap: 12px;
  }

  #dta-controls {
    gap: 12px;
  }

  .dta-control-group {
    gap: 4px;
    padding-left: 8px;
    margin-top: 2px;
  }

  .dta-control-group:first-child {
    margin-top: 4px;
  }

  html, body {
    font-size: 14px;
  }
}
/* =================================================================
   Navigation Styles 
   ================================================================= */

.dta-nav {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-left: auto;
}

.dta-nav a {
  color: #f0ece4;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 4px 8px;
  border: 1px solid transparent;
  transition: border-color 0.15s, color 0.15s;
}

.dta-nav a:hover {
  color: #c9922a;
  border-color: #c9922a;
}

.dta-nav a.active {
  color: #c9922a;
  border-color: #c9922a;
}

.dta-nav-logout {
  color: #8b1a1a !important;
}

.dta-nav-logout:hover {
  color: #c9922a !important;
  border-color: #c9922a !important;
}

/* =================================================================
   Dataset Card Styles (for data.php)
   ================================================================= */

.dta-dataset-card {
  background: #242018;
  border: 1px solid #2a2a2a;
  padding: 12px 16px;
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.dta-dataset-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dta-dataset-name {
  color: #f0ece4;
  font-size: 14px;
  font-weight: 600;
}

.dta-dataset-meta {
  color: #8a8580;
  font-size: 12px;
  font-family: 'Courier New', monospace;
}

.dta-dataset-delete {
  background: none;
  border: none;
  color: #8b1a1a;
  font-size: 16px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
}

.dta-dataset-delete:hover {
  color: #c9922a;
  text-shadow: 2px 2px 0px #000000;
}

.dta-dataset-delete:active {
  text-shadow: -2px -2px 0px #000000;
}

/* =================================================================
   Delete Confirmation Modal
   ================================================================= */

.dta-delete-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.dta-delete-modal.dta-visible {
  display: flex;
}

.dta-delete-modal-content {
  background: #242018;
  border: 2px solid #c9922a;
  box-shadow: 4px 4px 0px #000000;
  padding: 24px;
  max-width: 400px;
  width: 90%;
}

.dta-delete-modal-content h3 {
  color: #c9922a;
  margin-bottom: 16px;
  font-size: 16px;
}

.dta-delete-modal-content p {
  color: #a0a0a0;
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 1.6;
}

.dta-delete-modal-buttons {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  justify-content: flex-end;
}

.dta-btn-cancel {
  padding: 8px 16px;
  background: #1c1814;
  color: #8a8580;
  border: 1px solid #333;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 3px 3px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s;
}

.dta-btn-cancel:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #000000;
  color: #f0ece4;
}

.dta-btn-confirm {
  padding: 8px 16px;
  background: #8b1a1a;
  color: #f0ece4;
  border: none;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 3px 3px 0px #000000;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s;
}

.dta-btn-confirm:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0px #000000;
  background: #a02020;
}

/* =================================================================
   Responsive Styles - Mobile/Tablet (≤768px)
   ================================================================= */

@media (max-width: 768px) {
  /* Show hamburger button on mobile */
  .dta-hamburger {
    display: block;
  }

  /* Hide desktop navigation on mobile */
  .dta-nav {
    display: none;
  }

  /* Show mobile navigation on mobile */
  .dta-mobile-nav {
    display: none;
  }

  .dta-mobile-nav.dta-visible {
    display: block;
  }

  /* Header layout adjustments */
  #dta-header {
    flex-wrap: wrap;
  }

  .dta-header-title {
    flex: 1 1 auto;
    min-width: 0;
  }

  #dta-header h1 {
    font-size: 16px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Issue 1 & 2: exhibit.php main width - constrain to viewport */
  #dta-exhibit-main {
    max-width: 100%;
    padding: 16px;
  }

  /* Issue 3: Hide "All Artworks" text, show only arrow */
  #dta-exhibit-header a {
    font-size: 0;
    letter-spacing: 0;
  }

  /* Center the exhibit title across the header */
  .dta-exhibit-title {
    text-align: center;
    flex: 1 1 100%;
  }

  /* Issue 4: Hamburger right-aligned on mobile */
  .dta-hamburger {
    margin-left: auto;
  }
}

/* =================================================================
   Creatrweb 3D Art — New Figure Manager UI Styles
   ================================================================= */

/* Library-specific canvas containers */
#dta-canvas-three,
#dta-canvas-p5,
#dta-canvas-c2 {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 400px;
  pointer-events: auto;
}

/* Library selector */
#dta-library-select {
  width: 100%;
  padding: 8px 12px;
  background: #1c1814;
  color: #f0ece4;
  border: 1px solid #333;
  font-family: system-ui;
  font-size: 14px;
  margin-bottom: 16px;
}

#dta-library-select option {
  background: #1c1814;
  color: #f0ece4;
}

/* Figure Manager */
#dta-figures-section {
  margin-top: 24px;
}

#dta-figures-section summary {
  cursor: pointer;
  color: #4a8fa8;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#dta-figure-manager-container {
  margin-top: 12px;
}

.dta-figure-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

#dta-figure-manager-container .dta-btn {
  padding: 6px 12px;
  font-size: 13px;
}

.dta-figure-count {
  font-size: 12px;
  color: #8a8580;
}

.dta-figure-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 300px;
  overflow-y: auto;
}

.dta-figure-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  background: #242018;
  border: 1px solid #2a2a2a;
  border-radius: 0;
  font-size: 13px;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.dta-figure-item:hover {
  background: #2a2622;
}

.dta-figure-item-selected {
  background: #4a8fa8;
  border-color: #4a8fa8;
}

.dta-figure-item-selected:hover {
  background: #4a8fa8;
}

.dta-figure-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dta-figure-visibility {
  cursor: pointer;
  font-size: 14px;
}

.dta-figure-layer {
  font-size: 11px;
  color: #8a8580;
  white-space: nowrap;
}

.dta-figure-actions {
  display: flex;
  gap: 4px;
}

.dta-figure-actions .dta-btn {
  padding: 2px 6px;
  font-size: 11px;
  line-height: 1;
}

.dta-btn-danger {
  background: #8b0000;
  color: #ffffff;
  border-color: #8b0000;
}

.dta-btn-danger:hover {
  background: #a00000;
  border-color: #a00000;
}

/* Figure Properties Panel */
#dta-figure-properties-section {
  margin-top: 24px;
}

#dta-figure-properties-section summary {
  cursor: pointer;
  color: #4a8fa8;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

#dta-figure-properties-panel {
  margin-top: 12px;
  display: grid;
  gap: 12px;
}

#dta-figure-properties-panel label {
  display: block;
  font-size: 12px;
  color: #8a8580;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

#dta-figure-properties-panel input[type="text"],
#dta-figure-properties-panel input[type="number"],
#dta-figure-properties-panel input[type="color"],
#dta-figure-properties-panel select {
  width: 100%;
  padding: 6px 8px;
  background: #1c1814;
  color: #f0ece4;
  border: 1px solid #333;
  font-family: system-ui;
  font-size: 13px;
}

#dta-figure-properties-panel input[type="color"] {
  height: 36px;
  padding: 4px;
}

#dta-figure-properties-panel input[type="range"] {
  width: 100%;
  cursor: pointer;
}

#dta-figure-opacity-value {
  display: inline-block;
  margin-left: 8px;
  font-size: 12px;
  color: #8a8580;
  min-width: 36px;
}

#dta-figure-properties-panel .dta-select {
  width: 100%;
  padding: 6px 8px;
  background: #1c1814;
  color: #f0ece4;
  border: 1px solid #333;
  font-family: system-ui;
  font-size: 13px;
}

/* Empty state for canvas region */
#dta-empty-state {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #606060;
  font-style: italic;
  pointer-events: none;
  display: none;
}

#dta-empty-state.dta-visible {
  display: block;
}

/* Status and error display */
.dta-error,
.dta-status {
  padding: 12px 24px;
  margin: 16px auto;
  border-radius: 0;
  font-size: 14px;
  text-align: center;
  max-width: 600px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.dta-error.dta-visible,
.dta-status.dta-visible {
  opacity: 1;
}

.dta-error {
  background: #8b0000;
  color: #ffffff;
  border: 1px solid #a00000;
}

.dta-status {
  background: #4a8fa8;
  color: #ffffff;
  border: 1px solid #5aa0b8;
}

/* Button styles */
.dta-btn {
  display: inline-block;
  padding: 8px 16px;
  background: #242018;
  color: #f0ece4;
  border: 1px solid #333;
  font-family: system-ui;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.dta-btn:hover {
  background: #2a2622;
  border-color: #444;
}

.dta-btn-primary {
  background: #c9922a;
  color: #1c1814;
  border-color: #c9922a;
}

.dta-btn-primary:hover {
  background: #a67a22;
  border-color: #a67a22;
}

.dta-button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}

/* Details element styling */
details > summary {
  list-style: none;
}

details > summary::-webkit-details-marker {
  display: none;
}

details[open] > summary {
  margin-bottom: 8px;
}

/* Control group styling */
.dta-control-group {
  background: #242018;
  border: 1px solid #2a2a2a;
  border-left: 3px solid #c9922a;
  padding: 16px;
  margin-top: 24px;
  box-shadow: 4px 4px 0px #000000;
}

.dta-control-group:first-child {
  margin-top: 0;
}