.posture-camera {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.camera-container {
  position: relative;
  width: 100%;
  max-width: 640px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
}

.camera-video {
  width: 100%;
  height: auto;
  display: block;
  transform: scaleX(-1); /* Mirror effect */
}

.camera-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  transform: scaleX(-1); /* Mirror effect */
}

.camera-loading,
.camera-error,
.camera-prompt {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  background: rgba(0, 0, 0, 0.7);
  padding: 20px 30px;
  border-radius: 12px;
  color: white;
  z-index: 10;
}

.spinner {
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top: 4px solid white;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 0 auto 10px;
}

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

.camera-error {
  background: rgba(239, 68, 68, 0.9);
}

.camera-prompt {
  background: rgba(59, 130, 246, 0.9);
  font-size: 18px;
  font-weight: 500;
}

/* Posture Feedback */
.posture-feedback {
  display: flex;
  flex-direction: column;
  gap: 15px;
  background: white;
  border-radius: 12px;
  padding: 20px;
}

.posture-score {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 20px;
  border-radius: 10px;
  color: white;
  font-weight: bold;
}

.score-value {
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
}

.score-label {
  font-size: 18px;
  opacity: 0.9;
}

/* Issues */
.posture-issues {
  background: #fef2f2;
  border: 2px solid #fecaca;
  border-radius: 10px;
  padding: 15px;
}

.posture-issues h4 {
  margin: 0 0 10px;
  color: #991b1b;
  font-size: 16px;
}

.posture-issues ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.posture-issues li {
  padding: 10px;
  margin-bottom: 8px;
  border-radius: 6px;
  background: white;
}

.posture-issues li:last-child {
  margin-bottom: 0;
}

.issue-high {
  border-left: 4px solid #ef4444;
}

.issue-medium {
  border-left: 4px solid #f59e0b;
}

.issue-low {
  border-left: 4px solid #6b7280;
}

.posture-issues strong {
  display: block;
  color: #1f2937;
  margin-bottom: 5px;
}

.issue-fix {
  color: #6b7280;
  font-size: 14px;
  margin: 0;
  line-height: 1.4;
}

/* Recommendations */
.posture-recommendations {
  background: #f0fdf4;
  border: 2px solid #bbf7d0;
  border-radius: 10px;
  padding: 15px;
}

.posture-recommendations h4 {
  margin: 0 0 10px;
  color: #065f46;
  font-size: 16px;
}

.posture-recommendations ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.posture-recommendations li {
  padding: 8px 12px;
  margin-bottom: 6px;
  background: white;
  border-radius: 6px;
  color: #064e3b;
  font-size: 14px;
  line-height: 1.5;
}

.posture-recommendations li:last-child {
  margin-bottom: 0;
}

/* Responsive */
@media (max-width: 768px) {
  .posture-camera {
    padding: 15px;
  }

  .camera-container {
    max-width: 100%;
  }

  .posture-score {
    flex-direction: column;
    text-align: center;
    gap: 5px;
  }

  .score-value {
    font-size: 36px;
  }

  .score-label {
    font-size: 16px;
  }
}