body {
  font-family: "Segoe UI", sans-serif;
  background-color: #f3f4f6;
  margin: 0;
  padding: 0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  display: flex;
  flex-direction: row; /* 🔹 Layout horizontal */
  gap: 20px;
  width: 95%;
  height: 90vh;
}

.config-card,
.diagram-card {
  background-color: #fff;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  border-radius: 12px;
  padding: 20px;
}

.config-card {
  flex: 1;
  max-width: 320px;
  display: flex;
  flex-direction: column;
}

.diagram-card {
  flex: 3;
  display: flex;
  flex-direction: column;
}

h2 {
  margin-top: 0;
  color: #111827;
}

label {
  font-weight: 600;
  margin-top: 10px;
}

input {
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  margin-bottom: 12px;
}

button {
  background-color: #2563eb;
  color: white;
  border: none;
  padding: 10px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 600;
}

button:hover {
  background-color: #1e40af;
}

.diagram-container {
  flex-grow: 1;
  border: 2px dashed #ccc;
  border-radius: 8px;
  padding: 20px;
  overflow: auto;
}

/* 🎨 Estilos de nodos */
.node {
  display: inline-block;
  padding: 10px 15px;
  border-radius: 8px;
  margin: 8px;
  color: white;
  font-weight: 500;
}

/* ⚙️ Colores por estado */
.container {
  display: flex;
  gap: 20px;
  padding: 20px;
}

.config-card {
  flex: 1;
  max-width: 350px;
  background: #f8f8f8;
  padding: 20px;
  border-radius: 10px;
}

.diagram-card {
  flex: 2;
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  overflow-x: auto;
  overflow-y: auto;
  min-height: 400px;
}

.node {
  padding: 8px 12px;
  margin: 6px;
  border-radius: 6px;
  display: inline-block;
  font-weight: bold;
  color: white;
}

.node.current { background-color: green; }
.node.completed { background-color: gray; }
.node.pending { background-color: blue; }
/* Paso completado: fondo verde */
/* Destacar paso activo (rojo) */
/* Destacar paso activo (rojo) */
.highlight-active .djs-visual > :first-child {
    stroke: #dc3545 !important;
    stroke-width: 3px !important;
}

/* Destacar paso completado (verde suave con animación) */
.highlight-completed .djs-visual > :first-child {
    stroke: #28a745 !important;
    stroke-width: 3px !important;
    fill: rgba(40, 167, 69, 0.2) !important;
    opacity: 0;
    animation: fadeIn 1s forwards;
}

/* Animación fade-in */
@keyframes fadeIn {
    to { opacity: 1; }
}

/* Etiqueta "ACTUAL" */
.current-step {
    pointer-events: none;
}