* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: clamp(10px, 2vw, 20px);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background-color: #f5f5f5;
}

.formulario {
  width: 100%;
  max-width: 600px;
  padding: clamp(15px, 3vw, 30px);
  border: 1px solid #ddd;
  border-radius: clamp(8px, 2vw, 12px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  background-color: white;
  margin: clamp(10px, 2vw, 20px) auto;
  text-align: center;
}

h2 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  margin-bottom: clamp(15px, 3vw, 25px);
  color: #008080;
  text-align: center;
}

label:not(.resultado-contenedor label) {
  font-weight: bold;
  display: block;
  text-align: left;
  font-size: clamp(0.875rem, 2vw, 1rem);
  color: #008080;
  margin-bottom: 8px;
  margin-left: 2.5%;
}

select {
  width: 95%;
  padding: clamp(8px, 1.5vw, 12px);
  border: 1px solid #ccc;
  border-radius: clamp(6px, 1vw, 8px);
  font-size: clamp(0.875rem, 2vw, 1rem);
  background-color: #fff;
  transition: border-color 0.3s ease;
  display: block;
  margin: 0 0 20px 0;
}

/* Ajustes específicos para el menú tipo */
#tipo {
  position: relative;
}

#tipo option {
  max-width: 100%;
  text-overflow: ellipsis;
  font-size: 14px;
  padding: 8px;
}

@media screen and (max-width: 768px) {
  select option {
    font-size: 0.9em;
    padding: 10px 8px;
  }
}

select:focus {
  outline: none;
  border-color: #003366;
  box-shadow: 0 0 0 2px rgba(0, 51, 102, 0.1);
}

/* Ajuste para que el label y el valor salgan en la misma línea */
.resultado-contenedor {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: clamp(20px, 4vw, 30px);
  padding: 0 clamp(5px, 1vw, 10px);
  flex-wrap: wrap;
  gap: clamp(10px, 2vw, 20px);
  background-color: #f8f9fa;
  border-radius: clamp(6px, 1vw, 8px);
  padding: clamp(10px, 2vw, 20px);
}

.resultado-grupo {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.5vw, 15px);
  flex: 1;
  min-width: min(100%, 200px);
  flex-wrap: wrap;
}

.resultado-contenedor label {
  margin: 0;
  white-space: normal;
  min-width: clamp(100px, 30%, 150px);
  color: #008080;
  font-weight: bold;
}

.resultado-box {
  display: flex;
  align-items: center;
  font-size: clamp(0.875rem, 2vw, 1rem);
  background: white;
  padding: clamp(5px, 1vw, 10px);
  border-radius: clamp(4px, 0.5vw, 6px);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  gap: 5px;
}

.resultado-box::before {
  content: "$";
  font-weight: normal;
  color: #666;
}

.resultado-box input {
  border: none;
  background: transparent;
  font-size: inherit;

  width: clamp(80px, 15vw, 120px);
  color: #000000;
}

.btn-calcular {
  background-color: #ECCD75;
  color: white;
  padding: clamp(8px, 1.5vw, 12px) clamp(15px, 3vw, 25px);
  border: none;
  border-radius: clamp(4px, 0.5vw, 6px);
  cursor: pointer;
  font-size: clamp(0.875rem, 2vw, 1rem);
  transition: all 0.3s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-calcular:hover {
  background-color: #d22929;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* Estilos responsive */
@media screen and (max-width: 480px) {
  .resultado-contenedor {
    flex-direction: column;
    align-items: stretch;
  }

  .resultado-grupo {
    justify-content: space-between;
  }

  .btn-calcular {
    width: 100%;
    margin-left: 0;
    margin-top: 10px;
  }

  select option {
    font-size: 14px;
  }

  .resultado-box {
    flex: 1;
    justify-content: flex-end;
  }
}

@media screen and (min-width: 481px) and (max-width: 768px) {
  .resultado-contenedor {
    padding: clamp(8px, 1.5vw, 15px);
  }

  .btn-calcular {
    margin-left: clamp(10px, 2vw, 20px);
  }
}

/* Mejoras de accesibilidad y interactividad */
@media (hover: hover) {
  select:hover {
    border-color: #ECCD75;
  }
}

/* Soporte para modo oscuro */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #1a1a1a;
  }

  .formulario {
    background-color: #2d2d2d;
    border-color: #404040;
  }

  select, .resultado-box {
    background-color: #3d3d3d;
    color: #ffffff;
    border-color: #505050;
  }

  label, h2 {
    color: #ffffff;
  }

  .resultado-box input {
    color: #99ccff;
  }
}