/*=== VARIABLES GLOBALES ===*/
:root {
  /* Paleta de colores principal */
  --color-bg-start: #f5f5f5;
  --color-bg-end:   #e0e0e0;
  --color-primary:  #6D28D9; /* morado SERENDIPIA */
  --color-black:    #000000;
  --color-white:    #FFFFFF;
  /* Colores de estado */
  --color-success:  #24A148; /* verde */
  --color-warning:  #F1C21B; /* amarillo */
  --color-danger:   #DA1E28; /* rojo */
  /* Tipografía */
  --font-family-sans: 'Arial', 'Helvetica', sans-serif;
  /* Radios estándar */
  --radius-card: 10px;
  --radius-btn:  50px;
}

/*=== ESTILOS GENERALES DEL SITIO ===*/
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-black);
  background: linear-gradient(to bottom, var(--color-bg-start), var(--color-bg-end));
}

/* Encabezados con color de marca */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-primary);
  margin-top: 0;
  font-family: var(--font-family-sans);
}

/* Contenedor general centrado */
.container, .form-container, .card {
  max-width: 800px;
  margin: 1rem auto;
  padding: 1rem;
}

/*=== TARJETAS Y SECCIONES (cards) ===*/
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-card);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  /* Espaciado interno y externo */
  padding: 1rem;
  margin-bottom: 1.5rem;
}

/* Sección de título en tarjetas (opcional) */
.card-header {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

/*=== BOTONES ===*/
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-btn);
  font-family: var(--font-family-sans);
  font-weight: 600;
  color: var(--color-white);
  cursor: pointer;
  transition: background 0.2s, opacity 0.2s;
  margin: 0.25rem 0;
}

.btn + .btn {
  margin-left: 0.5rem;
}

/* Botones por acción */
.btn-guardar   { background-color: var(--color-primary); }
.btn-siguiente { background-color: var(--color-black); }
.btn-editar    { background-color: var(--color-primary); }
.btn-ver       { background-color: var(--color-black); }
.btn-eliminar  { background-color: var(--color-danger); }

/* Efectos hover */
.btn:hover {
  opacity: 0.9;
}

/*=== TABLAS DE PROGRESO ===*/
.table-progreso {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}
.table-progreso th,
.table-progreso td {
  border: 1px solid #ddd;
  padding: 0.75rem;
  text-align: left;
}
.table-progreso th {
  background-color: #f0f0f0;
}

/* Columnas de acciones (iconos) */
.table-progreso .acciones {
  white-space: nowrap;
  text-align: center;
}

/* Etiquetas de estado con colores */
.status-success {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background-color: var(--color-success);
  color: var(--color-white);
  border-radius: 4px;
  font-size: 0.85rem;
}
.status-warning {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background-color: var(--color-warning);
  color: var(--color-black);
  border-radius: 4px;
  font-size: 0.85rem;
}
.status-danger {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background-color: var(--color-danger);
  color: var(--color-white);
  border-radius: 4px;
  font-size: 0.85rem;
}

/*=== FORMULARIOS ===*/
.form-group {
  margin-bottom: 1rem;
}
.form-group label {
  display: block;
  margin-bottom: 0.3rem;
  color: var(--color-black);
  font-weight: 600;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-radius: var(--radius-card);
  background-color: var(--color-white);
  box-sizing: border-box;
  font-family: var(--font-family-sans);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(109, 40, 217, 0.2);
}

/* Estilo para botones tipo bloque en formularios */
.btn-block {
  display: block;
  width: 100%;
  margin-bottom: 0.5rem;
}

/*=== ICONOS ===*/
/* Clases para iconos (p.ej. FontAwesome) */
.icon {
  display: inline-block;
  font-style: normal;
  color: inherit; /* hereda color del texto o botón */
  vertical-align: middle;
  margin-right: 0.25rem;
}

/*=== RESPONSIVE / MEDIA QUERIES ===*/
/* Table responsive en móviles */
@media (max-width: 600px) {
  .table-progreso {
    display: block;
    overflow-x: auto;
  }
  .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }
  .card, .form-container {
    margin: 0.5rem;
    padding: 0.75rem;
  }
  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
}