.font-system {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.font-google-sans {
  font-family: 'Google Sans Flex', 'Google Sans', system-ui, -apple-system, sans-serif;
}

/* Apple Liquid Crystal Glass (Light Theme) */
.liquid-glass {
  background: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  box-shadow: 0 20px 40px -15px rgba(0, 20, 50, 0.06), 0 0 1px 1px rgba(255, 255, 255, 0.9) inset;
}

.liquid-glass-card {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 25px -5px rgba(0, 20, 50, 0.05), 0 1px 2px rgba(0, 0, 0, 0.02);
}

.liquid-input {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02) inset;
}

/* Checkerboard Pattern untuk Visualisasi Transparansi */
.checkerboard-bg {
  background-color: #f1f5f9;
  background-image: 
    linear-gradient(45deg, #e2e8f0 25%, transparent 25%), 
    linear-gradient(-45deg, #e2e8f0 25%, transparent 25%), 
    linear-gradient(45deg, transparent 75%, #e2e8f0 75%), 
    linear-gradient(-45deg, transparent 75%, #e2e8f0 75%);
  background-size: 16px 16px;
  background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}

/* Dimensi Kanvas Fix */
#card-price-node {
  width: 480px !important;
  height: 670px !important;
  min-width: 480px !important;
  min-height: 670px !important;
  max-width: 480px !important;
  max-height: 670px !important;
}

#chat-fullpage-node, #notes-canvas-node {
  width: 405px !important;
  height: 720px !important;
  min-width: 405px !important;
  min-height: 720px !important;
  max-width: 405px !important;
  max-height: 720px !important;
}