.seasonal-effect-layer{position:fixed;inset:0;z-index:1;pointer-events:none;overflow:hidden;contain:strict}.seasonal-effect-layer>*{position:absolute;top:-12vh;pointer-events:none;user-select:none;will-change:transform}.seasonal-announcement{position:relative;z-index:20;text-align:center;padding:8px 14px;background:var(--seasonal-primary,#a3842e);color:#fff;font-size:.86rem;letter-spacing:.02em}.seasonal-theme-harvest,.seasonal-theme-thanksgiving{--seasonal-primary:#a3842e;--seasonal-secondary:#575323;--seasonal-accent:#d8792d}.seasonal-theme-halloween{--seasonal-primary:#d8792d;--seasonal-secondary:#342044;--seasonal-accent:#f0a040}.seasonal-theme-christmas-winter{--seasonal-primary:#6c8b68;--seasonal-secondary:#7d2432;--seasonal-accent:#d5b45b}.seasonal-leaf{font-size:clamp(18px,2.2vw,32px);color:var(--seasonal-accent,#d8792d);filter:drop-shadow(0 1px 1px #0005);animation:seasonal-fall linear infinite}.seasonal-leaf:nth-child(3n){color:var(--seasonal-primary,#a3842e)}.seasonal-leaf:nth-child(4n){color:#7d4a29;font-size:clamp(14px,1.8vw,26px)}.seasonal-bat{font-size:clamp(18px,2.5vw,34px);color:var(--seasonal-secondary,#342044);animation:seasonal-bat-fly linear infinite}.seasonal-snow{font-size:clamp(10px,1.8vw,22px);color:#fff;filter:drop-shadow(0 0 3px #fff8);animation:seasonal-snow-fall linear infinite}@keyframes seasonal-fall{0%{transform:translate3d(0,-12vh,0) rotate(0deg)}50%{transform:translate3d(7vw,52vh,0) rotate(180deg)}100%{transform:translate3d(-4vw,116vh,0) rotate(360deg)}}@keyframes seasonal-snow-fall{0%{transform:translate3d(0,-12vh,0)}50%{transform:translate3d(3vw,52vh,0)}100%{transform:translate3d(-2vw,116vh,0)}}@keyframes seasonal-bat-fly{0%{transform:translate3d(-15vw,0,0) scale(.8)}50%{transform:translate3d(55vw,12vh,0) scale(1)}100%{transform:translate3d(115vw,-4vh,0) scale(.8)}}@media(max-width:600px){body[data-seasonal-mobile="0"] .seasonal-effect-layer{display:none}.seasonal-effect-layer>*{font-size:.8em}.seasonal-announcement{font-size:.78rem;padding:7px 10px}}@media(prefers-reduced-motion:reduce){body[data-seasonal-reduced-motion="disable"] .seasonal-effect-layer{display:none}body[data-seasonal-reduced-motion="static"] .seasonal-effect-layer>*{animation:none;top:8vh;opacity:.35}}