* {
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  padding: 0;
  margin: 0;
}

.calculator-container {
  max-width: 900px;
  margin: 2rem auto;
  padding: 1rem;
}

h2, h3 {
  margin-top: 1.5rem;
  color: #2e3d49;
}

.hidden {
  display: none;
}

.btn {
  padding: 0.6rem 1.2rem;
  margin: 0.5rem 0.5rem 1rem 0;
  background-color: #5f7998;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
}

.btn:hover {
  background-color: #4a5f75;
}

.btn-group {
  margin-bottom: 1.5rem;
}

.form-section {
  margin-bottom: 2rem;
  padding: 1.5rem;
  border: 1px solid #cfd8dc;
  background-color: #f4f6f8;
  border-radius: 6px;
}

label {
  display: block;
  margin-top: 1rem;
  font-weight: bold;
}

select, input[type=text], input[type=number] {
  width: 100%;
  padding: 0.5rem;
  margin-top: 0.4rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
}

input:focus, select:focus {
  border-color: #5f7998;
  outline: none;
}

.lfr-portal-tooltip {
  padding-right: 10px !important;
}

.resultat-container1_1, .resultat-container1_2, .resultat-container1_3, .resultat-container1_4, .resultat-container2_1, .resultat-container2_2, .resultat-container2_3, .resultat-container2_4 {
  background-color: #f5f5f5;
  padding: 1em;
  border-radius: 8px;
  width: fit-content;
  font-family: sans-serif;
}

.resultat-container1_1 h3, .resultat-container1_2 h3, .resultat-container1_3 h3, .resultat-container1_4 h3, .resultat-container2_1 h3, .resultat-container2_2 h3, .resultat-container2_3 h3, .resultat-container2_4 h3 {
  margin-top: 0;
}

.fila {
  display: flex;
  align-items: center;
  margin-bottom: 0.5em;
  gap: 1em;
}

.sub-fila {
  display: flex;
  gap: 0.5em;
  align-items: center;
}

.resultat-input {
  width: 80px;
  padding: 0.3em;
  background-color: #ddd;
  border: none;
  border-radius: 4px;
  text-align: center;
}

.resultat-label {
  font-weight: bold;
}

.unitat {
  font-size: 1.1em;
  font-weight: bold;
}

.adob-container {
  display: flex;
  flex-direction: column;
  margin-bottom: 1em;
  font-family: sans-serif;
}

.adob-linea {
  display: flex;
  align-items: center;
  gap: 0.3em;
}

.adob-linea input {
  width: 120px;
}

.div-valors-analisis {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: sans-serif;
}

.label-help {
  display: flex;
  align-items: center;
  gap: 6px;
}

.input-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.invalid {
  border-color: red !important;
  outline: none;
}

.btn-group .btn {
  transition: opacity 0.2s ease;
  opacity: 1;
}

.btn-group .btn.inactive-option {
  opacity: 0.5; /* Apagado */
}