.blur-overlay::part(overlay){-webkit-backdrop-filter:blur(20px)saturate(180%);backdrop-filter:blur(20px)saturate(180%);background:#ffffff80}.radial-gradient-overlay::part(overlay){background:radial-gradient(circle,#667eea33 0%,#764ba2cc 100%)}.pattern-overlay::part(overlay){background:repeating-linear-gradient(45deg,#00000080 0 10px,#0009 10px 20px);animation:2s linear infinite slide}@keyframes slide{0%{background-position:0 0}to{background-position:28px 28px}}.glass-overlay::part(overlay){-webkit-backdrop-filter:blur(15px)brightness(1.1);backdrop-filter:blur(15px)brightness(1.1);background:#ffffff1a;box-shadow:inset 0 0 100px #ffffff1a}.vignette-overlay::part(overlay){-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:radial-gradient(circle,#0000004d 0%,#000c 100%)}.tint-blue::part(overlay){background:#0064c880}.tint-purple::part(overlay){background:#64329699}.tint-green::part(overlay){background:#00966480}