/* Estilos principales - Validador de Identidad HUMAI */

:root {
  --primary-color: #3498db;
  --primary-dark: #2980b9;
  --secondary-color: #2ecc71;
  --secondary-dark: #27ae60;
  --text-color: #333333;
  --text-light: #666666;
  --background-color: #ffffff;
  --background-alt: #f5f5f5;
  --border-color: #dddddd;
  --error-color: #e74c3c;
  --success-color: #2ecc71;
  --warning-color: #f39c12;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --border-radius: 8px;
  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
  font-family: var(--font-family);
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: 1.6;
  padding: 0;
  margin: 0;
  transition: var(--transition);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

h1 {
  font-size: 2.2rem;
  color: var(--primary-color);
  margin: 0;
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: var(--primary-dark);
}

h3 {
  font-size: 1.4rem;
  margin-bottom: 15px;
  color: var(--text-color);
}

/* Tema y botón de cambio */
.theme-toggle {
  display: flex;
  align-items: center;
}

#theme-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-color);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 50%;
  transition: var(--transition);
  background-color: var(--background-alt);
}

#theme-toggle-btn:hover {
  background-color: var(--border-color);
}

.sun-icon, .moon-icon {
  width: 24px;
  height: 24px;
}

body:not(.dark-mode) .moon-icon {
  display: none;
}

body.dark-mode .sun-icon {
  display: none;
}

/* Formulario y pasos */
.form-container {
  background-color: var(--background-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 30px;
  margin-bottom: 30px;
}

.form-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
  position: relative;
}

.form-steps::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--border-color);
  transform: translateY(-50%);
  z-index: 1;
}

.step {
  position: relative;
  z-index: 2;
  background-color: var(--background-color);
  padding: 10px 15px;
  border-radius: 20px;
  font-weight: 500;
  color: var(--text-light);
  border: 2px solid var(--border-color);
  transition: var(--transition);
}

.step.active {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.step.completed {
  background-color: var(--success-color);
  color: white;
  border-color: var(--success-color);
}

.form-step {
  display: none;
  animation: fadeIn 0.5s;
}

.form-step.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Grupos de formulario */
.form-group {
  margin-bottom: 25px;
}

label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
}

.required {
  color: var(--error-color);
}

input[type="text"],
input[type="tel"],
input[type="email"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 1rem;
  transition: var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

input[aria-invalid="true"] {
  border-color: var(--error-color);
}

/* Botones */
.btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn:hover {
  background-color: var(--primary-dark);
}

.btn:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.3);
}

.btn:disabled {
  background-color: var(--border-color);
  cursor: not-allowed;
}

.btn-secondary {
  background-color: var(--background-alt);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-primary {
  background-color: var(--secondary-color);
}

.btn-primary:hover {
  background-color: var(--secondary-dark);
}

/* Navegación del formulario */
.form-navigation {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
}

/* Subida de archivos */
.file-upload-container {
  position: relative;
  margin-bottom: 10px;
}

input[type="file"] {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  z-index: 2;
}

.file-upload-button {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  background-color: var(--background-alt);
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
}

input[type="file"]:hover + .file-upload-button {
  background-color: var(--border-color);
}

.file-name {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--text-light);
}

.preview {
  margin-top: 15px;
  max-width: 100%;
  min-height: 50px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview img {
  max-width: 100%;
  max-height: 200px;
  object-fit: contain;
}

/* Firma */
.signature-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

#signature-pad {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  cursor: crosshair;
  background-color: white;
  width: 100%;
  max-width: 400px;
}

/* Webcam */
.webcam-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}

#webcam-wrapper {
  width: 100%;
  max-width: 400px;
  height: 300px;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  overflow: hidden;
  background-color: #000;
  position: relative;
}

#webcam {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.webcam-buttons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

#selfie-preview {
  width: 100%;
  max-width: 400px;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

#selfie-preview img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Checkbox */
.checkbox-container {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

input[type="checkbox"] {
  margin-top: 5px;
}

/* Resumen */
.summary-container {
  background-color: var(--background-alt);
  padding: 20px;
  border-radius: var(--border-radius);
  margin-bottom: 20px;
}

#form-summary {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 10px;
}

#form-summary div {
  padding: 8px;
  border-bottom: 1px solid var(--border-color);
}

#form-summary div:nth-child(odd) {
  font-weight: 500;
}

/* Loading overlay */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  color: white;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 5px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
  margin-bottom: 20px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-text {
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.progress-bar-container {
  width: 80%;
  max-width: 400px;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  height: 20px;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary-color);
  width: 0%;
  transition: width 0.3s ease;
}

.progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal-content {
  background-color: var(--background-color);
  padding: 30px;
  border-radius: var(--border-radius);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow);
}

.close-modal {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-light);
}

.close-modal:hover {
  color: var(--text-color);
}

/* Mensajes de error */
.error-message {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: 5px;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 15px;
  }
  
  .form-container {
    padding: 20px;
  }
  
  .form-steps {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  
  .form-steps::before {
    display: none;
  }
  
  .step {
    width: 100%;
  }
  
  h1 {
    font-size: 1.8rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .form-navigation {
    flex-direction: column;
    gap: 10px;
  }
  
  .btn {
    width: 100%;
  }
  
  #form-summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .webcam-buttons {
    flex-direction: column;
    width: 100%;
  }
  
  .webcam-buttons button {
    width: 100%;
  }
}