.screen {
  display: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.screen.active {
  display: block;
  opacity: 1;
  animation: fadeIn 0.5s ease;
}

.form-container,
.camera-container,
.analysis-container,
.results-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.form-container h2,
.camera-container h2,
.results-container h2 {
  color: white;
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-headlines);
  margin-bottom: 1rem;
}

.form-subtitle {
  color: var(--color-cool-gray);
  margin-bottom: 2rem;
}

.camera-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
  margin: 2rem auto;
  border: 2px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

#video,
.photo-preview {
  width: 100%;
  display: block;
}

#video {
  transform: scaleX(-1);
}

.photo-preview img {
  width: 100%;
  display: block;
  transform: scaleX(-1);
}

.camera-controls {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.analyzing {
  text-align: center;
  padding: 4rem 2rem;
}

.spinner {
  width: 60px;
  height: 60px;
  margin: 0 auto 2rem;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-top: 4px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.analyzing h2 {
  color: white;
  margin-bottom: 1rem;
}

.analyzing p {
  color: var(--color-cool-gray);
}

.score-display {
  margin: 3rem 0;
}

.score-circle {
  display: inline-flex;
  align-items: baseline;
  justify-content: center;
  width: 200px;
  height: 200px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  position: relative;
}

.score-circle::before {
  content: '';
  position: absolute;
  inset: -4px;
  background: linear-gradient(45deg, var(--color-secondary), var(--color-primary));
  opacity: 0.3;
  z-index: -1;
}

.score-value {
  font-size: 72px;
  font-weight: var(--font-weight-headlines);
  color: white;
  line-height: 1;
}

.score-max {
  font-size: 32px;
  font-weight: var(--font-weight-subtitles);
  color: var(--color-cool-gray);
  margin-left: 0.25rem;
}

.score-message {
  margin: 2rem 0;
}

.score-message p {
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-subtitles);
  color: white;
}

.user-photo {
  max-width: 400px;
  margin: 2rem auto;
  border: 2px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.user-photo img {
  width: 100%;
  display: block;
  transform: scaleX(-1);
}

@media (max-width: 768px) {
  .form-container,
  .camera-container,
  .analysis-container,
  .results-container {
    padding: 1rem;
  }
  
  .camera-controls {
    flex-direction: column;
  }
  
  .camera-controls button {
    width: 100%;
  }
  
  .score-circle {
    width: 150px;
    height: 150px;
  }
  
  .score-value {
    font-size: 56px;
  }
  
  .score-max {
    font-size: 24px;
  }
}