/* ── Variables ── */
:root {
  --fondo:   #f4f6fb;
  --panel:   #ffffff;
  --linea:   #d7dceb;
  --texto:   #1f2937;
  --muted:   #6b7280;
  --acento:  #2563eb;
  --peligro: #dc2626;
  --ok:      #059669;
  --lienzo:  #ffffff;
  --sombra:  0 10px 25px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--fondo);
  color: var(--texto);
  overflow: hidden;
}

/* ── APP LAYOUT ── */
.app {
  display: grid;
  grid-template-columns: 300px 1fr;
  height: 100vh;
}

/* ══════════════════ SIDEBAR ══════════════════ */
.sidebar {
  width: 300px;
  background: #0d1117;
  color: #e8edf5;
  display: flex;
  flex-direction: column;
  padding: 0;
  border-right: 1px solid rgba(255,255,255,0.06);
  overflow-y: auto;
}
.sidebar::-webkit-scrollbar       { width: 5px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 10px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }

/* Brand */
.sidebar-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 14px 13px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar-brand-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1 1 0; }
.sidebar-brand h1 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: 0.2px;
  line-height: 1;
  white-space: nowrap;
}
.sidebar-brand-sub {
  font-size: 10px;
  color: #8899aa;
  letter-spacing: 0.4px;
  white-space: nowrap;
}
.sidebar-brand-badge {
  margin-left: auto;
  display: inline-flex; align-items: center; gap: 5px;
  background: rgba(16,185,129,0.10);
  color: #34d399;
  border: 1px solid rgba(52,211,153,0.18);
  border-radius: 20px;
  padding: 3px 8px;
  font-size: 10px;
  font-weight: 600;
  flex-shrink: 0;
}
.badge-dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: #34d399;
  flex-shrink: 0;
}

/* Ícono ámbar — mismo estilo que el ML pero en paleta del Normalizador */
.sidebar-brand-icon-wrap {
  width: 56px; height: 56px;
  border-radius: 14px;
  flex-shrink: 0;
  background: linear-gradient(135deg, rgba(217,119,6,0.28) 0%, rgba(180,83,9,0.14) 100%);
  border: 1px solid rgba(217,119,6,0.35);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(217,119,6,0.20);
}
.sidebar-brand-icon-wrap::before {
  content: ''; position: absolute;
  width: 44px; height: 44px;
  border-radius: 50%;
  right: -12px; bottom: -12px;
  background: rgba(217,119,6,0.10);
  border: 1px solid rgba(217,119,6,0.15);
}
.sidebar-brand-icon {
  width: 38px; height: 38px;
  position: relative; z-index: 1;
  filter: drop-shadow(0 3px 6px rgba(0,0,0,0.35));
}

/* Sections */
.section { margin-bottom: 0; padding: 14px 14px 0; }
.section:last-of-type { padding-bottom: 14px; }
.section h2 {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: #7a8fa3;
  font-weight: 700;
  margin: 0 0 9px;
  display: flex; align-items: center; gap: 7px;
}
.section h2::after { content: ''; flex: 1; height: 1px; background: rgba(255,255,255,0.07); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 8px; }
.hint { font-size: 11px; color: #7a8fa3; margin-top: 6px; line-height: 1.7; }
.hint b { color: #93c5fd; }

/* Buttons — valores exactos del Modelo Lógico */
.btn {
  background: rgba(255,255,255,0.06);
  color: #dde5f0;
  border: 1px solid rgba(255,255,255,0.10);
  padding: 9px 10px;
  border-radius: 8px;
  font-size: 12px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s, transform 0.1s;
  text-align: center;
  font-family: inherit;
}
.btn:hover {
  background: rgba(255,255,255,0.11);
  border-color: rgba(255,255,255,0.18);
  color: #ffffff;
  transform: translateY(-1px);
}
.btn.active {
  background: rgba(37,99,235,0.28);
  border-color: rgba(59,130,246,0.55);
  color: #93c5fd;
  font-weight: 700;
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}
.btn.primary {
  background: rgba(37,99,235,0.22);
  color: #93c5fd;
  border-color: rgba(59,130,246,0.35);
  font-weight: 600;
}
.btn.primary:hover {
  background: rgba(37,99,235,0.35);
  border-color: rgba(59,130,246,0.55);
  color: #bfdbfe;
}
.btn.danger {
  background: rgba(220,38,38,0.14);
  color: #fca5a5;
  border-color: rgba(248,113,113,0.25);
}
.btn.danger:hover {
  background: rgba(220,38,38,0.26);
  border-color: rgba(248,113,113,0.45);
  color: #fecaca;
}
.btn.success {
  background: rgba(82,172,72,0.28);
  border-color: rgba(134,237,165,0.55);
  color: #bbf7d0;
  font-weight: 600;
}
.btn.success:hover {
  background: rgba(82,172,72,0.42);
  border-color: rgba(134,237,165,0.75);
  color: #dcfce7;
}
.btn-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.btn.full { width: 100%; margin-top: 10px; }

/* Panel box (props) */
.panel-box {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 6px;
  padding: 9px;
}
.panel-box label {
  display: block;
  font-size: 10px;
  color: #7a8fa3;
  margin: 6px 0 3px;
  font-weight: 500;
}
.panel-box label:first-child { margin-top: 0; }
.panel-box input,
.panel-box select,
.panel-box textarea {
  width: 100%;
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.1);
  color: #e8edf5;
  padding: 5px 7px;
  font-size: 11px;
  border-radius: 4px;
  font-family: ui-monospace, Menlo, monospace;
}
.panel-box input:focus,
.panel-box select:focus,
.panel-box textarea:focus {
  outline: none;
  border-color: #60a5fa;
}
.panel-box .label-checkbox {
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; color: #cbd5e1;
  margin-top: 6px;
}
.panel-box .label-checkbox input { width: auto; margin: 0; }
.panel-box .small {
  font-size: 10px;
  color: #7a8fa3;
}

/* Créditos */
.creditos {
  margin-top: auto;
  padding: 12px 14px 14px;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.tarjeta-creditos {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 12px;
  padding: 11px 10px;
  text-align: center;
}
.creditos-logo { display: flex; justify-content: center; margin-bottom: 9px; }
.creditos-logo img {
  width: 44px;
  height: 44px;
  border-radius: 11px;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 2px 8px rgba(0,0,0,0.35);
}
.tarjeta-creditos .titulo  { font-size: 10px; color: #3d4d5e; font-weight: 500; }
.tarjeta-creditos .version { font-size: 10px; color: #2e3d4e; letter-spacing: 0.3px; margin-top: 1px; }
.tarjeta-creditos .autor   { font-size: 12px; font-weight: 600; color: #8a9bb0; margin-top: 6px; }
.tarjeta-creditos .correo  { font-size: 10px; color: #2e3d4e; margin-top: 1px; }

/* ══════════════════ CANVAS WRAP / TOPBAR ══════════════════ */
.canvas-wrap {
  position: relative;
  background: var(--fondo);
  overflow: auto;
  min-width: 0;
}
.topbar {
  position: sticky;
  left: 12px;
  top: 12px;
  z-index: 30;
  width: max-content;
  margin: 12px;
  background: rgba(255,255,255,.95);
  border: 1px solid var(--linea);
  border-radius: 14px;
  padding: 8px;
  box-shadow: var(--sombra);
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}
.toolbar-group {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-right: 8px;
  margin-right: 4px;
  border-right: 1px solid var(--linea);
}
.toolbar-group:last-child {
  border-right: 0;
  padding-right: 0;
  margin-right: 0;
}
.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  border: 1px solid var(--linea);
  background: white;
  cursor: pointer;
  font-size: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: inherit;
  transition: .15s ease;
}
.icon-btn:hover {
  border-color: var(--acento);
  background: #eff6ff;
}
.icon-btn.active {
  border-color: var(--acento);
  background: #eff6ff;
  color: var(--acento);
  font-weight: bold;
}
.zoom-label {
  min-width: 54px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  font-weight: bold;
}

/* ══════════════════ CANVAS AREA / PHASES ══════════════════ */
.canvas-area {
  padding: 12px;
  background: #f8fafc;
  background-image:
    linear-gradient(rgba(37,99,235,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,235,0.04) 1px, transparent 1px);
  background-size: 20px 20px;
  transform-origin: 0 0;
  min-height: calc(100vh - 90px);
}

.phase-row {
  margin-bottom: 14px;
  padding: 10px;
  border-radius: 8px;
  background: rgba(255,255,255,0.65);
  border: 1px solid rgba(0,0,0,0.06);
  min-height: 80px;
}
.phase-row.active-phase {
  background: rgba(255,255,255,0.95);
  border-color: rgba(96,165,250,0.5);
  box-shadow: 0 0 0 2px rgba(96,165,250,0.13);
}
.phase-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.phase-label {
  font-size: 10px;
  color: #fff;
  background: #475569;
  padding: 3px 9px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.phase-row.active-phase .phase-label {
  background: #2563eb;
}
.phase-count {
  font-size: 10px;
  color: #64748b;
}
.phase-tables {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-start;
  min-height: 40px;
}
.phase-tables.dragover {
  outline: 2px dashed rgba(96,165,250,0.5);
  outline-offset: -3px;
  background: rgba(96,165,250,0.05);
  border-radius: 6px;
}

/* ══════════════════ TABLE CARDS ══════════════════ */
.tbl-outer {
  width: 168px;
  background: rgba(37,99,235,0.13);
  border: 1px solid #60a5fa;
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.12s, border-color 0.12s;
  user-select: none;
  /* Resize horizontal por mouse — agarrá la esquina inferior derecha */
  resize: horizontal;
  min-width: 100px;
  max-width: 800px;
}
/* La tabla universal es más ancha para mostrar la columna "Descripción" */
.tbl-outer.tbl-universal {
  width: 540px;
  max-width: 900px;
}
.tbl-outer:hover {
  box-shadow: 0 2px 8px rgba(37,99,235,0.18);
}
.tbl-outer.selected {
  border-color: #f59e0b;
  border-width: 1.5px;
  box-shadow: 0 0 0 2px rgba(245,158,11,0.22);
}
.tbl-outer.dragover {
  border-color: #34d399;
  border-width: 1.5px;
  box-shadow: 0 0 0 2px rgba(52,211,153,0.3);
}
.tbl-head {
  background: rgba(37,99,235,0.42);
  padding: 5px 9px;
  color: #fff;
  font-weight: 600;
  font-size: 12px;
  font-family: ui-monospace, Menlo, monospace;
}
.tbl-head-draggable {
  cursor: grab;
}
.tbl-head-draggable:active,
.tbl-head.dragging {
  cursor: grabbing;
}
.tbl-head.dragging { opacity: 0.5; }
.tbl-fields { padding: 3px 0; }
.tbl-field {
  display: grid;
  grid-template-columns: 32px 1fr;
  align-items: center;
  gap: 0;
  padding: 2px 8px;
  min-height: 22px;
  cursor: grab;
  font-family: ui-monospace, Menlo, monospace;
  font-size: 11px;
  color: #1e293b;
  border-top: 0.5px solid rgba(255,255,255,0.5);
}
/* Tabla universal: 3 columnas — badge | nombre | descripción */
.tbl-field.with-desc {
  grid-template-columns: 32px 150px 1fr;
  align-items: center;
  padding: 5px 8px;
  cursor: grab;
}
.tbl-field.with-desc .tbl-field-badge { grid-column: 1; }
.tbl-field.with-desc .tbl-field-name  {
  grid-column: 2;
  border-right: 0.5px solid rgba(0,0,0,0.08);
  padding-right: 8px;
  margin-right: 8px;
}
.tbl-field-desc-line {
  grid-column: 3;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  color: #475569;
  font-style: italic;
  line-height: 1.35;
  white-space: normal;
  word-wrap: break-word;
}
.tbl-field:first-child { border-top: 0; }
.tbl-field:hover { background: rgba(255,255,255,0.4); }
.tbl-field.dragging { opacity: 0.4; }
.tbl-field.pk-field .tbl-field-name { font-weight: 600; }
.tbl-field-badge {
  display: flex;
  gap: 2px;
  align-items: center;
}
.tbl-field-name {
  padding: 0 4px;
  color: #1e293b;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tbl-field-mark {
  display: inline-block;
  margin-left: 4px;
  font-size: 12px;
  font-weight: 700;
  cursor: help;
  vertical-align: middle;
  line-height: 1;
}
.tbl-field-mark.mark-cons { color: #2563eb; font-size: 13px; }
.tbl-field-mark.mark-uniq { color: #b45309; }
.tbl-field-mark.mark-desc { color: #64748b; font-weight: 400; font-size: 12px; }
.badge {
  font-size: 8px;
  font-weight: 700;
  padding: 1px 3px;
  border-radius: 2px;
  font-family: ui-monospace, Menlo, monospace;
  letter-spacing: 0.3px;
}
.badge-pk    { background: #fef3c7; color: #92400e; }
.badge-fk    { background: #d1fae5; color: #065f46; }
.tbl-empty {
  padding: 10px 9px;
  text-align: center;
  font-size: 10px;
  color: #64748b;
  font-style: italic;
}

/* ══════════════════ FASE 0: panel de Entidades + Relaciones ══════════════════ */
.phase-body-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.phase-row[data-phase="universal"] .phase-tables {
  flex: 0 0 auto;
}
.phase-extras {
  flex: 1 1 auto;
  display: flex;
  flex-direction: row;
  gap: 12px;
  align-items: flex-start;
  min-width: 0;
}
.extras-section {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 12px 12px 10px;
  box-shadow: 0 1px 2px rgba(15,23,42,0.04);
  /* Resize horizontal por mouse */
  resize: horizontal;
  overflow: hidden;
  min-width: 200px;
  max-width: 600px;
  flex: 0 0 auto;
}
.extras-section.section-entities  { width: 240px; }
.extras-section.section-relations { width: 380px; }
.extras-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.extras-head h3 {
  margin: 0;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #475569;
}
.extras-add-btn {
  background: #2563eb;
  color: #fff;
  border: none;
  width: 22px; height: 22px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: inherit;
}
.extras-add-btn:hover { background: #1d4ed8; }
.extras-hint {
  font-size: 10.5px;
  color: #64748b;
  font-style: italic;
  margin-bottom: 8px;
  line-height: 1.4;
}
.extras-section.dragover {
  border-color: #2563eb;
  border-style: dashed;
  background: #eff6ff;
}
.entities-list, .relations-list {
  display: flex; flex-direction: column; gap: 4px;
  min-height: 12px;
}
.extras-empty {
  font-size: 10.5px;
  color: #94a3b8;
  font-style: italic;
  text-align: center;
  padding: 6px 0;
}
.entity-item {
  display: flex; align-items: center; justify-content: space-between;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 5px 8px 5px 10px;
  font-size: 12px;
  color: #1e293b;
  cursor: grab;
  transition: background 0.12s, border-color 0.12s;
  user-select: none;
}
.entity-item:hover { background: #e2e8f0; border-color: #cbd5e1; }
.entity-item.dragging { opacity: 0.4; }
.entity-item .entity-name { font-weight: 500; }
.entity-item .entity-del,
.relation-item .rel-del {
  background: transparent; border: none; cursor: pointer;
  color: #94a3b8; font-size: 13px; padding: 2px 4px;
  border-radius: 3px; line-height: 1; font-family: inherit;
}
.entity-item .entity-del:hover,
.relation-item .rel-del:hover { color: #dc2626; background: rgba(220,38,38,0.08); }

/* Builder de relación */
.relation-builder {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px;
  margin-bottom: 8px;
  background: #f8fafc;
  border: 1px dashed #cbd5e1;
  border-radius: 6px;
}
.rel-slot {
  flex: 1 1 0;
  min-width: 0;
  min-height: 26px;
  padding: 4px 6px;
  background: #ffffff;
  border: 1px dashed #cbd5e1;
  border-radius: 4px;
  font-size: 11px;
  display: flex; align-items: center; justify-content: center; gap: 2px;
  cursor: pointer;
  text-align: center;
  font-family: ui-monospace, Menlo, monospace;
  color: #1e293b;
}
.rel-slot.dragover {
  background: #eff6ff;
  border-color: #2563eb;
  border-style: solid;
}
.rel-slot.filled {
  background: #f1f5f9;
  border-style: solid;
  font-weight: 600;
}
.rel-slot-placeholder {
  color: #94a3b8;
  font-style: italic;
  font-family: Arial, sans-serif;
}
.rel-slot-name {
  flex: 1 1 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
}
.rel-slot-clear {
  background: transparent;
  border: none;
  color: #94a3b8;
  cursor: pointer;
  font-size: 12px;
  padding: 0 2px;
  font-family: inherit;
  line-height: 1;
  flex-shrink: 0;
}
.rel-slot-clear:hover { color: #dc2626; }

.rel-card-toggle {
  display: flex;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
}
.rel-card-btn {
  background: #fff;
  border: none;
  padding: 4px 6px;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  color: #475569;
  font-family: ui-monospace, Menlo, monospace;
  letter-spacing: 0.3px;
}
.rel-card-btn:hover { background: #e2e8f0; }
.rel-card-btn.active[data-card="1:1"],
.rel-card-btn.active[data-card="1:N"] {
  background: #2563eb;
  color: white;
}
.rel-add-btn {
  background: #2563eb;
  color: white;
  border: none;
  width: 26px;
  height: 26px;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  font-family: inherit;
}
.rel-add-btn:hover:not(:disabled) { background: #1d4ed8; }
.rel-add-btn:disabled {
  background: #cbd5e1;
  cursor: not-allowed;
  color: #94a3b8;
}

.relation-item {
  display: flex; align-items: center; justify-content: space-between;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  padding: 5px 6px 5px 10px;
  font-size: 12px;
  color: #1e293b;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  font-family: ui-monospace, Menlo, monospace;
}
.relation-item:hover { background: #e2e8f0; border-color: #cbd5e1; }

/* ══════════════════ MODAL ══════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15,23,42,0.4);
  display: flex; align-items: center; justify-content: center;
  z-index: 3000;
}
.modal-overlay.hidden { display: none; }
.modal-dialog {
  width: min(460px, calc(100vw - 32px));
  background: #fff;
  color: var(--texto);
  border: 1px solid #dbe4f0;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(15,23,42,0.22);
  overflow: hidden;
}
.modal-header {
  padding: 14px 16px;
  border-bottom: 1px solid #e5e7eb;
  display: flex; justify-content: space-between; align-items: center;
}
.modal-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--texto);
}
.modal-close {
  width: 32px; height: 32px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  background: #fff;
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
  color: #374151;
}
.modal-close:hover { background: #f8fafc; }
.modal-body {
  padding: 16px;
  font-size: 13px;
  color: var(--texto);
}
.modal-body label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin: 10px 0 4px;
  font-weight: 500;
}
.modal-body label:first-child { margin-top: 0; }
.modal-body input,
.modal-body select,
.modal-body textarea {
  width: 100%;
  background: #fff;
  border: 1.5px solid #bfdbfe;
  color: var(--texto);
  padding: 8px 10px;
  font-size: 13px;
  border-radius: 8px;
  outline: none;
  margin-bottom: 4px;
  box-sizing: border-box;
  font-family: inherit;
  transition: border-color 0.12s, box-shadow 0.12s;
}
.modal-body textarea {
  font-family: inherit;
  resize: vertical;
  min-height: 60px;
}
.modal-body input:focus,
.modal-body select:focus,
.modal-body textarea:focus {
  border-color: var(--acento);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.10);
}
.modal-body .label-checkbox {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: #555;
  margin-top: 10px;
  cursor: pointer;
  font-weight: 400;
}
.modal-body .label-checkbox input {
  width: auto;
  margin: 0;
  accent-color: var(--acento);
}
.modal-body .small {
  font-size: 11px;
  color: var(--muted);
}
.modal-footer {
  padding: 12px 16px;
  border-top: 1px solid #e5e7eb;
  display: flex; justify-content: flex-end; gap: 8px;
}
.modal-btn {
  padding: 7px 18px;
  font-size: 12px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  border: 1px solid #d1d5db;
  background: transparent;
  color: #555;
  transition: background 0.12s, border-color 0.12s;
}
.modal-btn:hover { background: #f5f5f5; }
.modal-btn.ok {
  background: var(--acento);
  border-color: var(--acento);
  color: #fff;
}
.modal-btn.ok:hover {
  background: #1d4ed8;
  border-color: #1d4ed8;
}

/* Help modal */
/* ══════════════════ HELP MODAL — estilo Modelo Lógico ══════════════════ */
.help-modal { position: fixed; inset: 0; z-index: 3000; }
.help-modal.hidden { display: none; }
.help-modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.45); }
.help-modal-dialog {
  position: relative;
  width: min(720px, calc(100vw - 32px));
  max-height: calc(100vh - 40px);
  margin: 20px auto;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.help-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #e5e7eb;
  background: #f8fafc;
}
.help-modal-header h2 { margin: 0; font-size: 20px; color: #111827; font-weight: 700; }
.help-modal-close {
  border: none; background: transparent; cursor: pointer;
  font-size: 18px; color: #374151;
  padding: 6px; border-radius: 8px;
}
.help-modal-close:hover { background: #e5e7eb; }
.help-modal-body {
  padding: 20px;
  overflow: auto;
  color: #111827;
  line-height: 1.55;
  font-size: 13px;
}
.help-modal-body p  { margin: 0 0 14px; }
.help-modal-body ul { margin: 0 0 14px 20px; padding: 0; }
.help-modal-body li { margin-bottom: 6px; }
.help-modal-body strong { color: #111827; font-weight: 700; }
.help-modal-body em { color: #2563eb; font-style: italic; }
.help-modal-body h3 {
  margin: 18px 0 8px;
  font-size: 14px;
  color: #111827;
  font-weight: 700;
}
.help-modal-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid #e5e7eb;
  background: #f8fafc;
}

/* Field actions in sidebar list */
.field-list-row {
  display: flex; align-items: center; gap: 4px;
  padding: 4px 2px;
  border-bottom: 0.5px solid rgba(255,255,255,0.06);
}
.field-list-row:last-child { border-bottom: none; }
.field-list-row .field-name {
  flex: 1;
  font-size: 11px;
  color: #e8edf5;
  font-family: ui-monospace, Menlo, monospace;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.field-icon-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  color: #7a8fa3;
  font-size: 11px;
  padding: 0 3px;
  flex-shrink: 0;
}
.field-icon-btn:hover { color: #e8edf5; }
.field-icon-btn.danger:hover { color: #f87171; }
/* ══════════════════ DATOS DE PRUEBA ══════════════════ */
.help-modal-dialog.testdata-dialog {
  width: min(1280px, calc(100vw - 32px));
  max-height: calc(100vh - 40px);
}
#testDataModal .help-modal-header {
  padding: 12px 18px;
  background: #f8fafc;
}
#testDataModal .help-modal-header h2 {
  font-size: 15px;
  font-weight: 500;
  color: #1f2937;
}
#testDataBody {
  padding: 18px;
  overflow: auto;
  background: #fff;
}
#testDataUniversalTable input.td-cell:focus {
  background: #eff6ff !important;
  box-shadow: inset 0 0 0 1.5px #2563eb;
}
#testDataUniversalTable .td-del:hover {
  color: #dc2626 !important;
}
#td-add-row:hover {
  background: #f1f5f9 !important;
  color: #475569 !important;
}
#testDataBody .td-toggle-excl:hover {
  opacity: 1 !important;
  background: rgba(30,58,138,0.10) !important;
  border-radius: 3px;
}