.glass {
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(255, 255, 255, 0.05); /* Průhledné “sklo” */
  border-radius: 20px 20px 0 0;
  border-top: 1px solid #3f3f3f;
}

.glass-header {
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  background: rgba(255, 255, 255, 0.1); /* Průhledné “sklo” */
  border-radius: 0 0 20px 20px;
  border-bottom: 1px solid #3f3f3f;
}