/* === CONSTRUCTOR TAB (Sprint P4 — Routing Editor) === */
/* Namespace: .constructor-* para evitar colisiones */

/* ── Shell ── */
.constructor-shell {
  display: flex;
  flex-direction: column;
  height: 100%;
  max-height: calc(100vh - 120px);
}

/* ── Header ── */
.constructor-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid var(--hairline);
  background: #fff;
  flex-shrink: 0;
}

.constructor-title-block {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.constructor-thumb {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-sm);
  background: var(--potisse-cream);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--potisse-chocolate-mute);
  font-size: var(--size-xl);
}

.constructor-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.constructor-title {
  font-size: var(--size-xl);
  font-weight: 600;
  color: var(--potisse-chocolate);
  margin: 0;
}

.constructor-subtitle {
  font-size: var(--size-sm);
  color: var(--potisse-chocolate-mute);
}

.constructor-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.constructor-dirty-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--size-xs);
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  background: rgba(184,134,61,0.15);
  color: #B8863D;
}

/* ── Body (master-detail) ── */
.constructor-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* ── Sidebar ── */
.constructor-sidebar {
  width: 300px;
  min-width: 300px;
  border-right: 1px solid var(--hairline);
  background: var(--potisse-cream-soft);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.constructor-sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  font-weight: 600;
  font-size: var(--size-sm);
  color: var(--potisse-chocolate);
}

.constructor-sidebar-count {
  background: var(--potisse-chocolate);
  color: #fff;
  font-size: var(--size-xs);
  padding: 1px 8px;
  border-radius: var(--radius-pill);
}

/* Phase list */
.constructor-phase-list {
  flex: 1;
  overflow-y: auto;
}

.constructor-phase-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  border-bottom: 1px solid var(--hairline);
  transition: background var(--transition-fast);
  position: relative;
}

.constructor-phase-item:hover {
  background: var(--potisse-cream-hover);
}

.constructor-phase-item--active {
  background: var(--potisse-chocolate);
  color: var(--potisse-cream);
}

.constructor-phase-item--active .constructor-phase-name,
.constructor-phase-item--active .constructor-phase-meta {
  color: var(--potisse-cream);
}

.constructor-phase-item--active .constructor-phase-num {
  background: var(--potisse-cream);
  color: var(--potisse-chocolate);
}

.constructor-phase-num {
  width: 28px;
  height: 28px;
  min-width: 28px;
  border-radius: var(--radius-full);
  background: var(--potisse-chocolate);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--size-xs);
  font-weight: 600;
}

.constructor-phase-info {
  flex: 1;
  min-width: 0;
}

.constructor-phase-name {
  font-weight: 600;
  font-size: var(--size-sm);
  color: var(--potisse-chocolate);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.constructor-phase-meta {
  font-size: var(--size-xs);
  color: var(--potisse-chocolate-mute);
  margin-top: 2px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.constructor-phase-delete {
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.constructor-phase-item:hover .constructor-phase-delete {
  opacity: 1;
}

/* Add phase button */
.constructor-add-phase {
  margin: var(--space-3);
  width: calc(100% - var(--space-6));
}

/* ── Panel ── */
.constructor-panel {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  background: #fff;
}

/* ── Sections ── */
.constructor-section {
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--hairline);
}

.constructor-section:last-child {
  border-bottom: none;
}

.constructor-section-title {
  font-size: var(--size-lg);
  font-weight: 600;
  color: var(--potisse-chocolate);
  margin-bottom: var(--space-3);
}

.constructor-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

/* ── Form rows ── */
.constructor-form-row {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.constructor-form-row .form-group {
  flex: 1;
  margin-bottom: 0;
}

/* ── Field hints ── */
.constructor-field-hint {
  font-size: var(--size-xs);
  color: var(--potisse-chocolate-mute);
  margin-top: 4px;
}

/* ── Consumes table ── */
.constructor-consumes-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--size-sm);
}

.constructor-consumes-table th,
.constructor-consumes-table td {
  padding: var(--space-2) var(--space-3);
  text-align: left;
  border-bottom: 1px solid var(--hairline);
  vertical-align: middle;
}

.constructor-consumes-table th {
  font-weight: 600;
  color: var(--potisse-chocolate-mute);
  font-size: var(--size-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.constructor-consumes-table td {
  color: var(--potisse-chocolate);
}

.constructor-consumes-table input[type="number"] {
  width: 70px;
}

.constructor-sku-select {
  min-width: 160px;
}

.constructor-unit {
  font-size: var(--size-xs);
  color: var(--potisse-chocolate-mute);
  margin-left: 4px;
}

/* ── Empty consumes ── */
.constructor-empty-consumes {
  text-align: center;
  padding: var(--space-6);
  background: var(--potisse-cream-soft);
  border-radius: var(--radius-md);
  border: 1px dashed var(--hairline);
}

.constructor-empty-consumes p:first-child {
  font-size: var(--size-sm);
  color: var(--potisse-chocolate-mute);
  margin-bottom: var(--space-2);
}

.constructor-tip {
  font-size: var(--size-xs);
  color: var(--potisse-chocolate-mute);
}

/* ── Collapsible ── */
.constructor-collapsible-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-weight: 600;
  font-size: var(--size-sm);
  color: var(--potisse-chocolate);
  padding: var(--space-2) 0;
}

.constructor-collapsible-body {
  padding-top: var(--space-2);
}

/* ── Errors modal ── */
.constructor-errors-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.constructor-error-item {
  padding: var(--space-3);
  background: rgba(165,72,72,0.08);
  border: 1px solid rgba(165,72,72,0.2);
  border-radius: var(--radius-md);
  color: #A54848;
  font-size: var(--size-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.constructor-error-item:hover {
  background: rgba(165,72,72,0.12);
}

/* ── Modal namespace ── */
.constructor-modal {
  max-width: 520px;
  width: 90vw;
}

.constructor-modal-overlay {
  z-index: 100;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .constructor-body {
    flex-direction: column;
  }
  .constructor-sidebar {
    width: 100%;
    min-width: auto;
    max-height: 200px;
    border-right: none;
    border-bottom: 1px solid var(--hairline);
  }
  .constructor-form-row {
    flex-direction: column;
  }
}


/* === FIX 5: Modal intro === */
.constructor-modal-intro {
  font-size: var(--size-sm);
  color: var(--potisse-chocolate-mute);
  font-style: italic;
  margin-bottom: var(--space-4);
  line-height: 1.5;
}

/* === FIX 6: Icon button consistency === */
.constructor-consumes-table .btn-xs {
  padding: 2px 6px;
  font-size: var(--size-xs);
}

/* === FIX 7: Custom SKU Dropdown === */
.constructor-sku-dropdown-wrap {
  position: relative;
  min-width: 200px;
}

.constructor-sku-display {
  cursor: pointer;
  background: var(--potisse-cream);
}

.constructor-sku-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 50;
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(58,50,46,0.12);
  max-height: min(400px, calc(100vh - 300px));
  overscroll-behavior: contain;
  overflow-y: auto;
  overflow-y: auto;
  margin-top: 2px;
}

.constructor-sku-search {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--hairline);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  padding: var(--space-2) var(--space-3);
  z-index: 1;
}

.constructor-sku-list {
  padding: var(--space-1) 0;
}

.constructor-sku-group-header {
  position: sticky;
  top: 40px;
  background: var(--potisse-cream-soft);
  padding: var(--space-1) var(--space-3);
  font-size: var(--size-xs);
  font-weight: 600;
  color: var(--potisse-chocolate-mute);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--hairline);
  z-index: 1;
}

.constructor-sku-option {
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  transition: background var(--transition-fast);
}

.constructor-sku-option:hover {
  background: var(--potisse-cream-hover);
}

.constructor-sku-option-name {
  font-size: var(--size-sm);
  color: var(--potisse-chocolate);
}

.constructor-sku-option-id {
  font-size: var(--size-xs);
  color: var(--potisse-chocolate-mute);
  font-family: var(--font-mono);
}

/* Flash animation for prefill feedback */
@keyframes constructorFlash {
  0% { background: rgba(78,122,90,0.15); }
  100% { background: transparent; }
}

.constructor-flash {
  animation: constructorFlash 0.3s ease;
}

/* Back button in header */
#ct-back {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* Product edit routing button (FIX 2A) */
.product-edit-routing {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ══════ Timeline Preview (Fix 3) ══════ */
.constructor-timeline-preview {
  flex: 1;
  min-width: 300px;
  max-width: 600px;
  margin: 0 var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--potisse-cream);
  border-radius: var(--radius-md);
  font-size: var(--size-sm);
}

.ct-timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-1);
  color: var(--potisse-chocolate);
  font-size: var(--size-xs);
}

.ct-timeline-total strong { font-weight: 600; }

.ct-timeline-dates {
  color: var(--muted);
  font-family: var(--font-mono);
}

.ct-timeline-bars-track {
  display: flex;
  height: 22px;
  gap: 2px;
  align-items: stretch;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.ct-timeline-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-width: 24px;
  font-size: 11px;
  font-weight: 500;
  color: white;
  cursor: help;
  transition: opacity 0.15s;
}

.ct-timeline-bar:hover { opacity: 0.85; }

.ct-timeline-bar--purchase { background: #8B6F47; }
.ct-timeline-bar--work { background: #4E7A5A; }
.ct-timeline-bar--logistics { background: #6B7280; }

.ct-timeline-bar-icon { font-size: 12px; }
.ct-timeline-bar-days { font-family: var(--font-mono); }

.ct-timeline-loading,
.ct-timeline-empty {
  padding: var(--space-2);
  color: var(--muted);
  text-align: center;
  font-size: var(--size-xs);
}

/* ══════ Drag & Drop Fases (Fix 4) ══════ */
.constructor-phase-drag-handle {
  cursor: grab;
  color: var(--muted);
  font-size: 14px;
  line-height: 1;
  padding: 0 6px;
  user-select: none;
  letter-spacing: -2px;
}

.constructor-phase-drag-handle:active { cursor: grabbing; }

.constructor-phase-item {
  display: flex;
  align-items: center;
}

.constructor-phase-item--ghost {
  opacity: 0.35;
  background: var(--potisse-cream);
}

.constructor-phase-item--chosen {
  background: rgba(139, 111, 71, 0.08);
}

.constructor-phase-item--drag {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  cursor: grabbing;
}