/*************************************************************
 * CONTEXTO MERMA
 *************************************************************/
h1 {
  font-size: 1.1rem;
  margin-bottom: 12px;
}

/*************************************************************
 * BREADCRUMB
 *************************************************************/
.breadcrumb {
  font-size: 0.85rem;
  color: #64748b;
  margin-bottom: 8px;
}
.breadcrumb-item {
  color: inherit;
  text-decoration: none;
}
.breadcrumb-item.active {
  color: #2563eb;
  font-weight: 600;
}
.breadcrumb-sep {
  margin: 0 6px;
}

/*************************************************************
 * LAYOUT: controles fijos, solo tabla hace scroll
 *************************************************************/

/* El main pasa a ser columna flex sin scroll propio */
.main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding-bottom: 0;
}

/* Título: no se encoge */
.main > h1 {
  flex-shrink: 0;
}

/* La sección de tabla ocupa el espacio restante y es la única que scrollea */
.listado-productos {
  flex: 1 1 0;
  min-height: 0;
  overflow: auto;
  padding-top: 14px;
  padding-bottom: 20px;
}

/* Quitar overflow del wrapper para que .listado-productos lo gestione */
.listado-productos .tabla-wrapper {
  overflow: visible;
}

/* Encabezados sticky dentro del scroll de .listado-productos */
#tablaMerma thead th {
  position: sticky;
  top: 0;
  z-index: 2;
}

/*************************************************************
 * ACCIONES / BOTONES
 *************************************************************/
.merma-controles {
  flex-shrink: 0;
  margin-bottom: 0;
  padding-bottom: 14px;
  border-bottom: none;
  background: transparent;
}
.merma-botones {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}
.merma-controles textarea {
  width: 100%;
  resize: none;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  font-size: 0.9rem;
  line-height: 1.4;
}

/*************************************************************
 * SELECT DE MOTIVO EN TABLA
 *************************************************************/
#tablaMerma select {
  width: 100%;
  padding: 4px 6px;
  border-radius: 6px;
  border: 1px solid #cbd5e1;
  font-size: 0.8rem;
  background: #f8fafc;
}
#tablaMerma select:focus {
  outline: none;
  border-color: #2563eb;
}

/*************************************************************
 * MODAL MERMA
 *************************************************************/
.modal-contenido {
  width: 420px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.25);
  animation: modalFadeUp 0.25s ease;
}
.modal-contenido h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.modal-contenido label {
  font-size: 0.85rem;
  color: #475569;
  margin-bottom: 6px;
  display: block;
}
.modal-contenido select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  margin-bottom: 16px;
}
.modal-contenido select:focus {
  outline: none;
  border-color: #2563eb;
}
.modal-contenido .acciones {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/*************************************************************
 * ANIMACIÓN
 *************************************************************/
@keyframes modalFadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}