body {
  font-family: "Arial", sans-serif;
  background-color: #ffffff;
  color: #333;
  line-height: 1.6;
}

.container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 40px 20px;
}

.form-header {
  text-align: center;
  margin-bottom: 40px;
}

.form-header h1 {
  font-size: 4rem;
  font-weight: bold;
  color: #000;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.form-header p {
  font-size: 1rem;
  color: #000000;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

.form-container {
  background: #fff;
  border-radius: 12px;
  /* box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1); */
  padding: 40px;
  margin-bottom: 30px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
  margin-bottom: 25px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.95rem;
  color: #000000;
  margin-bottom: 8px;
  font-weight: 500;
}

/* Estados de validación para inputs */
.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
  border-color: #28a745;
  background-color: #f8fff9;
  box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
}

.form-group input.valid:focus,
.form-group select.valid:focus,
.form-group textarea.valid:focus {
  border-color: #28a745;
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.2);
}

/* Icono de check para campos válidos */
.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='m2.3 6.73.94-.94 1.44 1.44L7.59 4.32 8.53 5.26 4.66 9.14zm0 0'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right calc(0.375em + 0.1875rem) center;
  background-size: calc(0.75em + 0.375rem) calc(0.75em + 1.375rem);
  padding-right: calc(1.5em + 0.75rem);
}

/* Para selects, ajustar el padding para no chocar con la flecha */
.form-group select.valid {
  padding-right: calc(3em + 0.75rem);
  background-position: right calc(2.25em + 0.75rem) center, right calc(0.375em + 0.1875rem) center;
}

/* Para textareas, posicionar el check en la esquina superior derecha */
.form-group textarea.valid {
  background-position: right calc(0.375em + 0.1875rem) top calc(0.375em + 0.1875rem);
  padding-right: calc(1.5em + 0.75rem);
}

/* Transiciones suaves para los cambios de estado */
.form-group input,
.form-group select,
.form-group textarea {
  transition: all 0.3s ease, background-image 0.2s ease;
}

/* Para campos de archivo (input type="file") */
.form-group input[type="file"].valid {
  background-image: none;
  /* Los inputs file no necesitan icono */
  padding-right: 15px;
  /* Restaurar padding normal */
  border-color: #28a745;
  background-color: #f8fff9;
}

/* Mensaje de éxito opcional (si quieres agregar mensajes positivos) */
.success-message-field {
  color: #28a745;
  font-size: 0.85rem;
  margin-top: 5px;
  display: none;
}

.success-message-field.show {
  display: block;
}

/* Animación suave para la aparición del estado válido */
.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
  animation: validPulse 0.6s ease-out;
}

@keyframes validPulse {
  0% {
    border-color: #e9ecef;
    box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.4);
  }

  50% {
    box-shadow: 0 0 0 6px rgba(40, 167, 69, 0.2);
  }

  100% {
    border-color: #28a745;
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.1);
  }
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 15px;
  border: 2px solid #F5F5F5;
  border-radius: 8px;
  font-size: 1rem;
  background-color: #F5F5F5;
  transition: all 0.3s ease;
  font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #991915;
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(153, 25, 21, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  cursor: pointer;
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #dc3545;
  background-color: #fff5f5;
}

.error-message {
  color: #dc3545;
  font-size: 0.85rem;
  margin-top: 5px;
  display: none;
}

.error-message.show {
  display: block;
}

.terms-section {
  background: #f8f9fa;
  border-radius: 8px;
  padding: 25px;
  margin: 30px 0;
}

.terms-section h3 {
  font-size: 1.1rem;
  color: #000;
  margin-bottom: 15px;
  font-weight: 600;
}

.terms-section p {
  font-size: 0.9rem;
  color: #555;
  line-height: 1.6;
  margin-bottom: 12px;
  text-align: justify;
}

.terms-section a {
  text-decoration: none;
  color: #991915;
}

.terms-section a:hover {
  text-decoration: underline;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
}

.checkbox-group input[type="checkbox"] {
  margin: 0;
  transform: scale(1.2);
  accent-color: #991915;
}

.checkbox-group label {
  font-size: 0.9rem;
  color: #555;
  margin: 0;
  cursor: pointer;
  line-height: 1.4;
}

.submit-container {
  text-align: center;
  margin-top: 30px;
}

.submit-btn {
  background: #991815;
  color: white;
  border: none;
  padding: 15px 40px;
  border-radius: 25px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: inherit;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(153, 25, 21, 0.3);
  position: relative;
  left: 40%;
}

.submit-btn:hover {
  background: linear-gradient(135deg, #7d1411, #991915);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(153, 25, 21, 0.4);
}

.submit-btn:active {
  transform: translateY(0);
}

.submit-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.footer-text {
  text-align: center;
  color: #999;
  font-size: 0.85rem;
  margin-top: 30px;
}

.success-message {
  background: #d4edda;
  color: #155724;
  padding: 15px;
  border-radius: 8px;
  border: 1px solid #c3e6cb;
  margin-bottom: 20px;
  display: none;
}

.success-message.show {
  display: block;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .container {
    padding: 30px 20px;
  }

  .form-container {
    padding: 35px 25px;
  }

  .form-grid {
    gap: 22px;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 20px 15px;
  }

  .form-header h1 {
    font-size: 2.2rem;
    margin-bottom: 15px;
  }

  .form-header p {
    font-size: 0.95rem;
    padding: 0 10px;
  }

  .form-container {
    padding: 25px 20px;
    margin-bottom: 20px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 20px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 14px 15px;
    font-size: 1rem;
  }

  .terms-section {
    padding: 20px 15px;
    margin: 25px 0;
  }

  .terms-section h3 {
    font-size: 1.05rem;
  }

  .terms-section p {
    font-size: 0.85rem;
    margin-bottom: 10px;
  }

  .checkbox-group {
    margin-top: 15px;
    gap: 10px;
  }

  .submit-btn {
    padding: 14px 35px;
    font-size: 1rem;
    width: 100%;
    max-width: 320px;
  }

  .submit-container {
    margin-top: 25px;
  }
}

@media (max-width: 640px) {
  .form-header h1 {
    font-size: 2rem;
    letter-spacing: -0.5px;
  }

  .form-header p {
    font-size: 0.9rem;
    line-height: 1.4;
  }

  .form-container {
    padding: 20px 18px;
    border-radius: 10px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 12px 14px;
    border-radius: 6px;
  }

  .form-group textarea {
    min-height: 100px;
  }

  .terms-section {
    padding: 18px 15px;
    border-radius: 6px;
  }

  .checkbox-group {
    flex-direction: row;
    align-items: flex-start;
    gap: 12px;
  }

  .checkbox-group input[type="checkbox"] {
    margin-top: 2px;
    flex-shrink: 0;
  }

  .checkbox-group label {
    font-size: 0.85rem;
    line-height: 1.3;
  }
}

@media (max-width: 480px) {
  body {
    padding: 10px 0;
  }

  .container {
    padding: 15px 10px;
  }

  .form-header {
    margin-bottom: 30px;
  }

  .form-header h1 {
    font-size: 1.8rem;
    margin-bottom: 12px;
  }

  .form-header p {
    font-size: 0.85rem;
    padding: 0 5px;
    line-height: 1.4;
  }

  .form-container {
    padding: 18px 15px;
    border-radius: 8px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
  }

  .form-grid {
    gap: 18px;
    margin-bottom: 18px;
  }

  .form-group label {
    font-size: 0.9rem;
    margin-bottom: 6px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 11px 12px;
    font-size: 0.95rem;
    border-radius: 5px;
  }

  .form-group textarea {
    min-height: 90px;
  }

  .terms-section {
    padding: 15px 12px;
    margin: 20px 0;
    border-radius: 5px;
  }

  .terms-section h3 {
    font-size: 1rem;
    margin-bottom: 12px;
  }

  .terms-section p {
    font-size: 0.8rem;
    line-height: 1.5;
    margin-bottom: 8px;
  }

  .checkbox-group {
    margin-top: 12px;
    flex-direction: column;
    gap: 8px;
  }

  .checkbox-group input[type="checkbox"] {
    align-self: flex-start;
    margin: 0;
  }

  .checkbox-group label {
    font-size: 0.8rem;
    line-height: 1.3;
    margin: 0;
  }

  .submit-btn {
    padding: 12px 25px;
    font-size: 0.95rem;
    width: 100%;
    max-width: none;
    border-radius: 20px;
  }

  .submit-container {
    margin-top: 20px;
  }

  .footer-text {
    font-size: 0.8rem;
    margin-top: 20px;
    padding: 0 10px;
  }

  .error-message {
    font-size: 0.8rem;
  }
}

@media (max-width: 360px) {
  .container {
    padding: 12px 8px;
  }

  .form-header h1 {
    font-size: 1.6rem;
  }

  .form-header p {
    font-size: 0.8rem;
  }

  .form-container {
    padding: 15px 12px;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 10px 11px;
    font-size: 0.9rem;
  }

  .terms-section {
    padding: 12px 10px;
  }

  .terms-section p {
    font-size: 0.75rem;
  }

  .checkbox-group label {
    font-size: 0.75rem;
  }

  .submit-btn {
    padding: 11px 20px;
    font-size: 0.9rem;
  }
}

/* Landscape orientation for mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .form-header {
    margin-bottom: 25px;
  }

  .form-header h1 {
    font-size: 1.8rem;
    margin-bottom: 10px;
  }

  .form-header p {
    font-size: 0.85rem;
  }

  .form-container {
    padding: 20px 15px;
  }

  .terms-section {
    padding: 15px 12px;
    margin: 20px 0;
  }

  .form-grid {
    grid-template-columns: 1fr 1fr;
    gap: 15px;
  }

  .form-group.full-width {
    grid-column: 1 / -1;
  }
}

/* Touch improvements */
@media (hover: none) and (pointer: coarse) {
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 14px 0px;
    font-size: 0.75rem;
    /* Prevents zoom on iOS */
  }

  .submit-btn {
    padding: 15px 30px;
    font-size: 1rem;
    min-height: 44px;
    /* iOS touch target size */
  }

  .checkbox-group input[type="checkbox"] {
    min-width: 20px;
    min-height: 20px;
  }
}

/* Animaciones */
@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }

  25% {
    transform: translateX(-5px);
  }

  75% {
    transform: translateX(5px);
  }
}

.shake {
  animation: shake 0.5s ease-in-out;
}

.fade-in {
  animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}