:root {
  --background-color: #f8f9fa;
  --card-background: #ffffff;
  --primary-color: #0d6efd;
  --primary-hover-color: #0b5ed7;
  --secondary-color: #6c757d;
  --secondary-hover-color: #5c636a;
  --text-color: #212529;
  --text-muted-color: #6c757d;
  --border-color: #dee2e6;
  --success-color: #198754;
  --error-color: #dc3545;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-color);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 1rem;
  transition: background-color 0.4s ease;
}

.verification-container {
  width: 100%;
  max-width: 500px;
  transition: max-width 0.4s ease-in-out;
}

.verification-card {
  background-color: var(--card-background);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: all 0.4s ease-in-out;
  overflow: hidden;
}

body.camera-view-active .verification-container {
  max-width: 850px;
  transition: max-width 0.4s ease-in-out;
}

.verification-step {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

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


/* --- Recomendaciones --- */

.recommendations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
  width: 100%;
}

.recommendation-item {
  background-color: #f8f9fa;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.recommendation-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.recommendation-item svg {
  width: 32px;
  height: 32px;
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.recommendation-item span {
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--text-muted-color);
}

.recommendation-item span strong {
  color: var(--text-color);
  font-weight: 600;
}

/* Mac Warning */
.mac-warning-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: rgba(13, 110, 253, 0.1);
  border-left: 4px solid var(--primary-color);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1.5rem;
  text-align: left;
  width: 100%;
}

.mac-warning-box svg {
  width: 28px;
  height: 28px;
  color: var(--primary-color);
  flex-shrink: 0;
}

.mac-warning-box p {
  margin: 0;
  font-size: 0.9em;
  line-height: 1.5;
  color: var(--text-muted-color);
}

.mac-warning-box p strong {
  color: var(--text-color);
}

/* --- Cabecera y Contenido de Texto --- */
.header .header-icon {
  width: 150px;
  height: auto;
  margin-bottom: 1rem;
}

.header h1,
.result-view h2 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.header p {
  color: var(--text-muted-color);
  line-height: 1.6;
  max-width: 380px;
  margin: 0 auto;
}

/* --- Botones --- */
.btn {
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  display: inline-block;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(13, 110, 253, 0.25);
}

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

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

/* --- Sección de Cámara --- */
.camera-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background-color: #000;
  margin: 0 auto;
}

#video {
  display: none;
}

#canvas {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}

.camera-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.face-oval {
  position: absolute;
  width: 65%;
  height: 85%; 
  max-width: 320px;
  max-height: 420px;
  border-radius: 50%; 
  border: 3px solid rgba(255, 255, 255, 0.9);

  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.7); 
}

body.camera-view-active .face-oval {
  width: 80vw; 
  height: 60vh; 
}

.instruction-box {
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(5px);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  position: absolute;
  bottom: 20px;
  font-size: 1.5rem;
  transition: all 0.3s ease;
  z-index: 101;
}

/* Overlay de Carga */
.status-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(33, 37, 41, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  z-index: 110;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  color: #fff;
}

.status-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* --- Sección de Resultados --- */
.result-view {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  animation: fadeIn 0.5s;
}

.result-icon {
  width: 72px;
  height: 72px;
}

.result-icon.success {
  color: var(--success-color);
}

.result-icon.error {
  color: var(--error-color);
}

.success-details {
  background-color: #f0f2f5;
  border: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  width: 100%;
  max-width: 350px;
  text-align: left;
  line-height: 1.8;
}

.success-details p {
  margin: 0.25rem 0;
  color: var(--text-muted-color);
}

.success-details strong {
  color: var(--text-color);
}

.redirect-message,
.error-message {
  color: var(--text-muted-color);
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
  body.camera-view-active {
    background-color: #000;
  }

  body.camera-view-active .verification-container {
    max-width: 100%;
  }

  body.camera-view-active .verification-card {
    background-color: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
  }

  body.camera-view-active .instruction-box {
    top: 2rem;
    bottom: auto;
  }

  body.camera-view-active .face-frame {
    width: 85vw;
    max-width: 320px;
    height: auto;
    aspect-ratio: 3 / 4;
  }

  body.camera-view-active #canvas {
    object-fit: contain;
  }

  body.camera-view-active #cameraSection {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 100;
    padding: 0;
  }

  body.camera-view-active .camera-wrapper {
    width: 100%;
    height: 100%;
    border-radius: 0;
  }

  body.camera-view-active .controls {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 101;
  }
}

@media (max-width: 480px) {
  .recommendations-grid {
    grid-template-columns: 1fr;
  }
}