:root{--u6-red-dark:#3b050a;--u6-red-rich:#6e0c15;--u6-red-crimson:#8c131d;--u6-red-border:#750f18;--u6-gold-bright:#f0c978;--u6-gold-deep:#b78a3c;--u6-gold-light:#fae8be;--u6-paper-cream:#fbf7ee;--u6-paper-gold:#f4ebd7;--u6-ink:#2b1810;--u6-muted:#745b4c}.u6-perspective-wrapper{perspective:1800px;transform-style:preserve-3d}.u6-card-3d{transform-style:preserve-3d;will-change:transform}.u6-flap-3d{transform-style:preserve-3d;will-change:transform, opacity}.u6-monogram{background:linear-gradient(135deg,#f5c49b 0%,#ba634d 40%,#e28e74 70%,#853725 100%);-webkit-text-fill-color:transparent;filter:drop-shadow(0 2px 4px #0009);-webkit-background-clip:text;font-family:Cinzel,Playfair Display,serif;font-style:italic;font-weight:300}.u6-wave-fan{background:radial-gradient(circle at 50% 100%,#0000 20%,#d8a84e 21% 23%,#0000 24% 40%,#d8a84e 41% 43%,#0000 44% 60%,#d8a84e 61% 63%,#0000 64%)}@keyframes u6Bounce{0%,to{transform:translateY(0)}50%{transform:translateY(5px)}}.u6-bounce{animation:2s ease-in-out infinite u6Bounce}