main{
    display: flex;
    width: 100%;
    min-height: 100vh;
    justify-content: center;
    align-items: center;
    padding-top: 6rem;
}
.text-danger{
  color: red;
}
.nav-logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #e22b62;
    text-shadow: 0 0 10px #e22b59, 0 0 20px rgba(138, 43, 226, 0.5);
    letter-spacing: 1px;
    display: flex;
    align-items: center;
  }
  .nav-logo img{
    width: 150px;
    filter: drop-shadow(5px 5px 20px rgba(138, 43, 226, 0.5));
  }
/* 🌌 CONTENEDOR PRINCIPAL */
.container-getcode {
  width: 100%;
  max-width: 900px;
  margin: 2rem auto;
  padding: 2rem;
  border-radius: 20px;

  background: rgba(23, 18, 43, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.141);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.5);
  color: #f0f0f0;
  animation: fadeIn 0.6s ease-in-out;
}

/* 🧭 ANIMACIÓN */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 🧮 LAYOUT FLEXIBLE */
form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* FILAS Y COLUMNAS */
.form-row {
  display: grid;
  gap: 1.5rem;
}

/* 🧱 CONFIGURACIONES DE COLUMNAS */
.form-row.cols-1 {
  grid-template-columns: 1fr;
}

.form-row.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.form-row.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

/* 🧩 CAMPOS */
.input-data {
  position: relative;
  width: 100%;
  height: 45px;
}

.textarea {
  grid-column: 1 / -1;
  height: 100px;
}

/* ✏️ INPUTS, TEXTAREAS Y SELECTS */
.input-data input,
.textarea textarea,
.input-data select {
  display: block;
  width: 100%;
  height: 100%;
  border: none;
  background: transparent;
  font-size: 1rem;
  color: #fff;
  border-bottom: 2px solid rgba(255, 255, 255, 0.15);
  outline: none;
  transition: all 0.3s ease;
  resize: none;
  appearance: none;
}



/* 🎯 LABELS */
.input-data label {
  position: absolute;
  pointer-events: none;
  bottom: 10px;
  left: 0;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.7);
  transition: all 0.3s ease;
}

.input-data input:focus ~ label,
.input-data input:valid ~ label,
.textarea textarea:focus ~ label,
.textarea textarea:valid ~ label,
.input-data select:focus ~ label,
.input-data select:valid ~ label {
  transform: translateY(-25px);
  font-size: 0.8rem;
  color: #0097c1;
}
h4{
    color: #00bbd49a;
}
/* 🔵 LÍNEA ACTIVA */
.input-data .underline {
  position: absolute;
  bottom: 0;
  height: 2px;
  width: 100%;
}

.input-data .underline:before {
  content: "";
  position: absolute;
  height: 2px;
  width: 100%;
  /*background: linear-gradient(90deg, #002530, #3a125d);*/
  background: #0097c1;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s ease;
}

.input-data input:focus ~ .underline:before,
.input-data input:valid ~ .underline:before,
.textarea textarea:focus ~ .underline:before,
.textarea textarea:valid ~ .underline:before,
.input-data select:focus ~ .underline:before,
.input-data select:valid ~ .underline:before {
  transform: scale(1);
}

/* ⚠️ CAMPOS REQUERIDOS (VACÍOS O NO VÁLIDOS) 
.input-data input:required:invalid ~ label,
.textarea textarea:required:invalid ~ label,
.input-data select:required:invalid ~ label {
  color: #ff4d4d;
}

.input-data input:required:invalid ~ .underline:before,
.textarea textarea:required:invalid ~ .underline:before,
.input-data select:required:invalid ~ .underline:before {
  background: #ff4d4d;
  transform: scale(1);
}
*/
/* 🚀 BOTÓN */
.submit-btn .input-data {
  overflow: hidden;
  height: 50px;
  border-radius: 8px;
  position: relative;
  grid-column: 1 / -1;
}

.submit-btn .input-data .inner {
  height: 100%;
  width: 300%;
  position: absolute;
  left: -100%;
  background: linear-gradient(90deg, #00bbd49a, #00bbd4, #00bbd49a);
  transition: all 0.4s;
}

.submit-btn .input-data:hover .inner {
  left: 0;
}

.submit-btn .input-data input {
  background: none;
  border: none;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  position: relative;
  z-index: 2;
}

/* ▾ Estilo visual del SELECT */
.input-data select {
  cursor: pointer;
  padding-right: 1.8rem;
  background-image: linear-gradient(45deg, transparent 50%, #00bcd4 50%), 
                    linear-gradient(135deg, #00bcd4 50%, transparent 50%);
  background-position: calc(100% - 15px) center, calc(100% - 10px) center;
  background-size: 5px 5px;
  background-repeat: no-repeat;
  font-size: 0.8rem;
}

.input-data select:focus {
  border-bottom: 2px solid #00bcd4;
}

.input-data select {
  z-index: 1;
  padding-top: 16px; /* para que el texto del option no choque con el label */
  padding-bottom: 5px;
}

/* Label siempre arriba en los selects */
.input-data .label-select {
  transform: translateY(-20px);
  font-size: 14px;
}

/* 📱 RESPONSIVO */
@media (max-width: 768px) {
  .form-row.cols-2,
  .form-row.cols-3 {
    grid-template-columns: 1fr;
  }
}

.form-terms{
    text-align: justify;
}