/* =========================================
   Builder UI — lives alongside theme.css
   ========================================= */

.builder-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top bar */
.builder-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.builder-bar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}
.builder-bar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Canvas layout: 3-panel */
.builder-canvas {
  display: grid;
  grid-template-columns: 240px 1fr 360px;
  flex: 1;
  overflow: hidden;
}

/* Library panel */
.builder-library {
  border-right: 1px solid var(--border);
  background: var(--bg-alt);
  overflow-y: auto;
  padding: 20px 16px;
}
.builder-library-title {
  font-family: 'Syne', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
.library-section-group {
  margin-bottom: 20px;
}
.library-group-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-3);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
  padding: 0 4px;
}
.library-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 4px;
  cursor: grab;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  transition: box-shadow 0.15s, border-color 0.15s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.library-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}
.library-item:active { cursor: grabbing; }
.library-item-icon {
  color: var(--accent);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Field palette */
.field-palette {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.field-palette-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 6px;
  cursor: grab;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  text-align: center;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.field-palette-item:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-light);
}
.field-palette-item svg { display: block; margin: 0 auto 4px; }

/* Sections canvas (center) */
.builder-center {
  overflow-y: auto;
  background: var(--bg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.builder-center-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.builder-center-title {
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.builder-add-section-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: white;
  border: none;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Figtree', sans-serif;
  transition: opacity 0.15s;
}
.builder-add-section-btn:hover { opacity: 0.88; }

/* Section card */
.section-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  transition: box-shadow 0.15s;
}
.section-card.dragging {
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  opacity: 0.9;
}
.section-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
  cursor: grab;
}
.section-card-header:active { cursor: grabbing; }
.section-drag-handle {
  color: var(--ink-3);
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.section-drag-handle span {
  display: block;
  width: 14px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}
.section-card-title {
  font-family: 'Syne', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  flex: 1;
}
.section-card-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}
.section-action-btn {
  background: none;
  border: none;
  padding: 4px;
  border-radius: 4px;
  cursor: pointer;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.section-action-btn:hover { background: var(--border); color: var(--ink); }
.section-action-btn.delete:hover { color: #dc2626; }

/* Fields inside section */
.section-fields {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-height: 40px;
}
.section-fields-placeholder {
  padding: 16px;
  text-align: center;
  color: var(--ink-3);
  font-size: 13px;
  border: 2px dashed var(--border);
  border-radius: 6px;
  margin: 4px 0;
}

/* Field item */
.field-item-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: background 0.12s, border-color 0.12s;
}
.field-item-row:hover {
  background: var(--bg);
  border-color: var(--border);
}
.field-type-icon {
  width: 28px;
  height: 28px;
  background: var(--accent-light);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  font-size: 14px;
}
.field-item-label {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}
.field-item-type {
  font-size: 11px;
  color: var(--ink-3);
  font-weight: 500;
}
.field-item-actions {
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity 0.12s;
}
.field-item-row:hover .field-item-actions { opacity: 1; }

/* Preview panel */
.builder-preview {
  border-left: 1px solid var(--border);
  background: var(--white);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.builder-preview-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.builder-preview-title {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
}
.builder-preview-tabs {
  display: flex;
  gap: 4px;
}
.preview-tab {
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  background: none;
  color: var(--ink-3);
  transition: all 0.12s;
}
.preview-tab.active {
  background: var(--accent-light);
  color: var(--accent);
  border-color: #E8C4B0;
  font-weight: 600;
}
.builder-preview-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px 20px;
}
.preview-report {
  font-size: 14px;
  line-height: 1.6;
}
.preview-report h2 {
  font-family: 'Syne', sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.preview-report label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}
.preview-report .empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--ink-3);
}
.preview-report .empty-state svg {
  display: block;
  margin: 0 auto 16px;
  color: var(--border);
}
.preview-report .empty-state p {
  font-size: 14px;
  color: var(--ink-3);
}

/* Brand settings */
.brand-settings {
  padding: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex-shrink: 0;
  max-height: 50%;
  overflow-y: auto;
}
.brand-section-label {
  font-family: 'Syne', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 10px;
}
.brand-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.brand-field label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
}
.brand-field input,
.brand-field select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  font-family: 'Figtree', sans-serif;
  background: var(--bg);
  color: var(--ink);
  width: 100%;
  transition: border-color 0.12s;
}
.brand-field input:focus,
.brand-field select:focus {
  outline: none;
  border-color: var(--accent);
}
.brand-color-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand-color-row input[type="color"] {
  width: 40px;
  height: 36px;
  border-radius: 6px;
  border: 1px solid var(--border);
  padding: 2px;
  cursor: pointer;
  background: var(--white);
}
.brand-color-row input[type="text"] {
  flex: 1;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 600;
  font-family: 'Figtree', sans-serif;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s, box-shadow 0.15s;
}
.btn-primary {
  background: var(--accent);
  color: white;
}
.btn-primary:hover { opacity: 0.88; }
.btn-secondary {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-alt); }

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 15, 0.5);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.modal {
  background: var(--white);
  border-radius: 14px;
  padding: 28px;
  width: 420px;
  max-width: 90vw;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
}
.modal-title {
  font-family: 'Syne', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 20px;
}
.modal-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 14px;
}
.modal-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}
.modal-field input,
.modal-field select,
.modal-field textarea {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  font-size: 14px;
  font-family: 'Figtree', sans-serif;
  background: var(--bg);
  color: var(--ink);
  transition: border-color 0.12s;
}
.modal-field input:focus,
.modal-field select:focus,
.modal-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.modal-field textarea { resize: vertical; min-height: 80px; }
.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}
.modal-option-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}
.modal-option-row input {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: 13px;
  font-family: 'Figtree', sans-serif;
  background: var(--bg);
}
.modal-option-row button {
  background: none;
  border: none;
  color: #dc2626;
  cursor: pointer;
  padding: 2px;
  font-size: 16px;
}
.add-option-btn {
  background: none;
  border: 1px dashed var(--border);
  color: var(--ink-3);
  padding: 6px 12px;
  border-radius: 5px;
  font-size: 12px;
  cursor: pointer;
  font-family: 'Figtree', sans-serif;
  width: 100%;
  margin-top: 4px;
}
.add-option-btn:hover { border-color: var(--accent); color: var(--accent); }

/* Add field mini modal */
.field-type-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
}
.field-type-choice {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 10px;
  border: 2px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: var(--bg);
}
.field-type-choice:hover { border-color: var(--accent); background: var(--accent-light); }
.field-type-choice.selected { border-color: var(--accent); background: var(--accent-light); }
.field-type-choice svg { color: var(--accent); }
.field-type-choice span { font-size: 12px; font-weight: 600; color: var(--ink-2); }

/* Toast / notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--ink);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  z-index: 300;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  animation: toastIn 0.2s ease;
}
@keyframes toastIn {
  from { transform: translateY(8px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Drag ghost */
.sortable-ghost {
  opacity: 0.4;
}
.sortable-chosen {
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

/* Scrollbar styling */
.builder-canvas::-webkit-scrollbar { width: 6px; }
.builder-canvas::-webkit-scrollbar-track { background: transparent; }
.builder-canvas::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Responsive */
@media (max-width: 1024px) {
  .builder-canvas { grid-template-columns: 200px 1fr 300px; }
}
@media (max-width: 768px) {
  .builder-canvas { grid-template-columns: 1fr; }
  .builder-library { display: none; }
  .builder-preview { display: none; }
}