/* ============================================
   CALCULADORA DE PRESUPUESTO OSCACHIP
   ============================================ */

.calculadora-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.calculadora-modal.open {
  opacity: 1;
  visibility: visible;
}

.calculadora-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(2, 6, 23, 0.8);
  backdrop-filter: blur(4px);
}

.calculadora-content {
  position: relative;
  background: #FFFFFF;
  border-radius: 1rem;
  max-width: 600px;
  width: 95%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.calculadora-modal.open .calculadora-content {
  transform: translateY(0);
}

.calculadora-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  border: none;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: #64748B;
  transition: background-color 0.2s ease, color 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.calculadora-close:hover {
  background: rgba(0, 0, 0, 0.1);
  color: #1E293B;
}

.calculadora-header {
  padding: 1.5rem 1.5rem 1rem;
  border-bottom: 1px solid #E2E8F0;
  background: linear-gradient(135deg, #0F766E 0%, #0B2F36 100%);
  border-radius: 1rem 1rem 0 0;
}

.calculadora-title {
  margin: 0 0 0.25rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
}

.calculadora-subtitle {
  margin: 0;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

.calculadora-body {
  padding: 1.5rem;
}

.calculadora-step {
  margin-bottom: 1.5rem;
}

.calculadora-step.hidden {
  display: none;
}

.calculadora-label {
  display: block;
  font-weight: 600;
  color: #1E293B;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.calculadora-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.calculadora-option {
  flex: 1 1 calc(50% - 0.25rem);
  min-width: 140px;
  padding: 0.75rem 1rem;
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
  border-radius: 0.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: #334155;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.calculadora-option:hover {
  border-color: #0F766E;
  background: #F0FDFA;
}

.calculadora-option.active {
  border-color: #0F766E;
  background: #0F766E;
  color: #FFFFFF;
}

.calculadora-precio-mini {
  font-size: 0.75rem;
  opacity: 0.8;
}

.calculadora-option.active .calculadora-precio-mini {
  color: rgba(255, 255, 255, 0.9);
}

/* Servicios checkboxes */
.calculadora-servicios {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.calculadora-servicio {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: #F8FAFC;
  border: 2px solid #E2E8F0;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.calculadora-servicio:hover {
  border-color: #0F766E;
  background: #F0FDFA;
}

.calculadora-servicio:has(input:checked) {
  border-color: #0F766E;
  background: #F0FDFA;
}

.calculadora-servicio input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: #0F766E;
  cursor: pointer;
}

.servicio-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.servicio-nombre {
  font-weight: 500;
  color: #1E293B;
  font-size: 0.9rem;
}

.servicio-pieza {
  font-size: 0.75rem;
  color: #64748B;
}

.servicio-precio {
  font-weight: 600;
  color: #0F766E;
  font-size: 0.9rem;
}

/* Resultado */
.calculadora-resultado {
  background: linear-gradient(135deg, #F0FDFA 0%, #ECFDF5 100%);
  border: 2px solid #0F766E;
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-top: 1rem;
}

.calculadora-resultado.hidden {
  display: none;
}

.resultado-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed #0F766E;
}

.resultado-label {
  font-weight: 600;
  color: #0F766E;
  font-size: 0.9rem;
}

.resultado-total {
  font-size: 1.5rem;
  font-weight: 700;
  color: #0B2F36;
}

.resultado-desglose {
  margin-bottom: 1rem;
}

.desglose-item {
  display: flex;
  justify-content: space-between;
  padding: 0.375rem 0;
  font-size: 0.85rem;
  color: #334155;
}

.desglose-item:not(:last-child) {
  border-bottom: 1px solid rgba(15, 118, 110, 0.1);
}

.resultado-nota {
  font-size: 0.75rem;
  color: #64748B;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.resultado-acciones {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.resultado-acciones .btn {
  flex: 1;
  min-width: 140px;
  text-align: center;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 576px) {
  .calculadora-content {
    width: 100%;
    max-height: 100vh;
    border-radius: 0;
  }

  .calculadora-header {
    border-radius: 0;
  }

  .calculadora-option {
    flex: 1 1 100%;
  }

  .resultado-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .resultado-acciones {
    flex-direction: column;
  }

  .resultado-acciones .btn {
    width: 100%;
  }
}