/* formulario.css — Estilos exclusivos de formulario.html
   Los estilos compartidos (header, footer, nav, body) están en common.css */

/* ---------------------------------------------MAIN ---------------------------------------------*/
main {
  max-width: 760px;
  margin: 50px auto;
  padding: 0 20px 60px;
}

.subtitulo {
  text-align: center;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* FORMULARIO */
form {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

fieldset {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 14px;
  padding: 24px 28px;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
}

legend {
  font-family: 'Merriweather', serif;
  font-size: 16px;
  font-weight: bold;
  text-transform: uppercase;
  color: #0ed118;
  padding: 0 10px;
  letter-spacing: 0.05em;
}

/* Campo individual */
.campo {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}

.campo:last-child {
  margin-bottom: 0;
}

label {
  font-size: 14px;
  font-weight: bold;
  color: rgba(255, 255, 255, 0.9);
}

.label-group {
  font-size: 14px;
  font-weight: bold;
  color: rgba(255, 255, 255, 0.9);
  margin: 0 0 8px;
}

.hint {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 6px;
}

/* Inputs, selects y textarea */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="file"],
select,
textarea {
  font-family: Arial, sans-serif;
  font-size: 14px;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  padding: 10px 14px;
  width: 100%;
  box-sizing: border-box;
  transition: border-color .2s ease, background .2s ease;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #0ed118;
  background: rgba(255, 255, 255, 0.12);
}

input[type="file"] {
  cursor: pointer;
  padding: 8px 12px;
}

select option {
  background: #222;
  color: #fff;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

/* Placeholder */
::placeholder {
  color: rgba(255, 255, 255, 0.35);
  font-size: 13px;
}

/* Radios */
.opciones-radio {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.opciones-radio label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: normal;
  cursor: pointer;
}

.opciones-radio input[type="radio"] {
  width: 16px;
  height: 16px;
  accent-color: #0ed118;
  cursor: pointer;
}

/* Checkboxes */
.opciones-check {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 20px;
}

.opciones-check label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: normal;
  cursor: pointer;
  font-size: 14px;
}

.opciones-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: #0ed118;
  cursor: pointer;
}

/* Botones */
.form-acciones {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-submit,
.btn-reset {
  font-family: "system-ui", sans-serif;
  font-size: 15px;
  font-weight: bold;
  text-transform: uppercase;
  padding: 12px 32px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background-color .2s ease, transform .2s ease;
}

.btn-submit {
  background-color: #0ed118;
  color: #000;
}

.btn-submit:hover {
  background-color: #0ab814;
  transform: translateY(-2px);
}

.btn-reset {
  background-color: transparent;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-reset:hover {
  background-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* ---------------------------------------------RESPONSIVE ---------------------------------------------*/
@media (max-width: 480px) {
  main { margin: 24px auto; }

  fieldset { padding: 16px; }

  .opciones-check { grid-template-columns: 1fr; }

  .form-acciones { flex-direction: column; align-items: stretch; }

  .btn-submit, .btn-reset { text-align: center; }
}

@media (min-width: 481px) and (max-width: 960px) {
  main { margin: 36px auto; padding: 0 28px 60px; }

  .opciones-check { grid-template-columns: 1fr; }
}