/* Gravewave takeover: persistent, non-interactive site-wide neon interference. */
:root{--gw-pink:#ff55d8;--gw-green:#c6ff45;--gw-ink:#070710}
body.gravewave-everywhere{position:relative}
body.gravewave-everywhere::after{content:"";position:fixed;inset:0;z-index:40;pointer-events:none;opacity:.13;background:repeating-linear-gradient(to bottom,transparent 0 3px,#02000c55 4px 5px),linear-gradient(180deg,transparent 16%,#ff55d815 16.3% 16.6%,transparent 17%,transparent 73%,#c6ff4511 73.2% 73.5%,transparent 74%);animation:gw-signal 7s steps(1,end) infinite}
body.gravewave-everywhere :where(h1,h2,.kf-brand){text-shadow:1px 0 #ff55d866,-1px 0 #c6ff4544,0 0 17px #ff55d833}
body.gravewave-everywhere :where(.kf-header,.entry-card,.panel,.cabinet,.game-card,.arcade-card,.messages-shell,.chaos-shell){box-shadow:0 0 0 1px #ff55d815,0 0 24px #ff55d80b}
body.gravewave-everywhere :where(.kf-nav a,.kf-nav-group>summary,.primary,.btn):hover{filter:drop-shadow(1px 0 #ff55d888) drop-shadow(-1px 0 #c6ff4588)}
.gw-ambient{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;opacity:.28}
.gw-ambient img{position:absolute;width:clamp(80px,13vw,170px);height:auto;max-height:170px;object-fit:contain;filter:drop-shadow(0 0 18px #ff55d866);animation:gw-float 9s ease-in-out infinite}
.gw-ambient img:nth-child(1){left:-2rem;top:17%;transform:rotate(-15deg)}
.gw-ambient img:nth-child(2){right:-2rem;top:42%;animation-delay:-3s}
.gw-ambient img:nth-child(3){left:3%;bottom:5%;animation-delay:-6s}
.gw-panel-mascot{position:absolute;right:.55rem;bottom:.45rem;width:clamp(26px,4vw,49px);height:clamp(26px,4vw,49px);object-fit:contain;opacity:.55;z-index:0;pointer-events:none;filter:drop-shadow(0 0 9px #ff55d888);animation:gw-float 4.5s ease-in-out infinite}
.gw-panel-mascot:nth-of-type(odd){filter:drop-shadow(0 0 9px #c6ff4588);animation-delay:-2s}
.gw-input-shell{position:relative;min-width:0}
.gw-input-shell>.gw-input-mascot{position:absolute;right:9px;top:50%;transform:translateY(-50%);width:23px;height:23px;opacity:.55;pointer-events:none;z-index:1;filter:drop-shadow(0 0 5px #ff55d866)}
.gw-input-shell>input:not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="range"]):not([type="color"]):not([type="hidden"]):not([type="password"]):not([type="date"]):not([type="time"]):not([type="number"]):not([type="submit"]):not([type="button"]){padding-right:39px}
.gw-input-shell>input{max-width:100%}
.gw-textarea-frame{position:relative;min-width:0}
.gw-textarea-frame>.gw-textarea-mascot{position:absolute;right:10px;bottom:10px;width:26px;height:26px;opacity:.3;pointer-events:none}
.gw-textarea-frame>textarea{padding-right:44px;padding-bottom:34px}
.gw-glitch-mark{position:relative;display:inline-block;animation:gw-text-split 8s steps(1,end) infinite}
@keyframes gw-signal{0%,32%,34%,68%,70%,100%{transform:translateX(0);opacity:.16}33%{transform:translateX(3px);opacity:.3}69%{transform:translateX(-3px);opacity:.25}}
@keyframes gw-float{0%,100%{translate:0 0}50%{translate:0 -7px}}
@keyframes gw-text-split{0%,46%,48%,84%,86%,100%{filter:none}47%{filter:drop-shadow(2px 0 #ff55d8) drop-shadow(-2px 0 #c6ff45)}85%{filter:drop-shadow(-2px 0 #ff55d8) drop-shadow(2px 0 #c6ff45)}}
@media(max-width:680px){.gw-ambient{opacity:.15}.gw-ambient img{width:90px}.gw-panel-mascot{width:28px;height:28px;opacity:.4}.gw-input-shell>.gw-input-mascot{width:19px;height:19px}}
@media(prefers-reduced-motion:reduce){body.gravewave-everywhere::after,.gw-ambient img,.gw-panel-mascot,.gw-glitch-mark{animation:none!important}}

/* Input mascots are backgrounds, not extra DOM wrappers, so form layouts remain intact. */
input.gw-mascot-input{background-image:var(--gw-input-mascot)!important;background-position:right 10px center!important;background-repeat:no-repeat!important;background-size:24px 24px!important;padding-right:44px!important}
textarea.gw-mascot-textarea{background-image:var(--gw-input-mascot)!important;background-position:right 12px bottom 10px!important;background-repeat:no-repeat!important;background-size:29px 29px!important;padding-right:44px!important;padding-bottom:40px!important}
h1.gw-glitch-mark{display:block}
@media(max-width:680px){input.gw-mascot-input{background-size:19px 19px!important}textarea.gw-mascot-textarea{background-size:22px 22px!important}}

/* Prominent first-party mascot cast: visible on desktop and mobile, never captures taps. */
.gw-character-crew{position:fixed;right:max(8px,env(safe-area-inset-right));bottom:calc(12px + env(safe-area-inset-bottom));z-index:200;display:flex;align-items:flex-end;gap:0;pointer-events:none;max-width:min(44vw,310px);filter:drop-shadow(0 0 14px #ff55d866)}
.gw-crew-member{display:block;flex:0 0 auto;width:clamp(56px,6vw,82px);height:clamp(66px,7vw,94px);margin-left:-12px;animation:gw-float 5s ease-in-out infinite}
.gw-crew-member:nth-child(2){animation-delay:-1.2s}.gw-crew-member:nth-child(3){animation-delay:-2.5s}.gw-crew-member:nth-child(4){animation-delay:-3.7s}
.gw-crew-art{display:block;width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 3px 8px #070710cc) drop-shadow(0 0 9px #c6ff4566)}
.gw-ambient{opacity:.46}.gw-ambient img{width:clamp(110px,15vw,210px);max-height:210px}
.gw-panel-mascot{width:clamp(44px,5.5vw,70px);height:clamp(44px,5.5vw,70px);opacity:.9;z-index:1}
@media(max-width:680px){.gw-character-crew{max-width:168px;right:4px;bottom:calc(5px + env(safe-area-inset-bottom));opacity:.94}.gw-crew-member{width:49px;height:60px;margin-left:-10px}.gw-ambient{opacity:.27}.gw-panel-mascot{width:38px;height:38px;opacity:.8}}
@media(prefers-reduced-motion:reduce){.gw-crew-member{animation:none}}

/* Keep the cast visible without obscuring typing, dialogs or fullscreen play. */
body:has(input:focus,textarea:focus,[contenteditable="true"]:focus) .gw-character-crew{opacity:.16;transition:opacity .16s ease}
body:has(dialog[open]) .gw-character-crew,
body:has(:fullscreen) .gw-character-crew{display:none}
body:has(dialog[open])::after,
body:has(:fullscreen)::after{display:none}
@media(max-width:680px){body:has(input:focus,textarea:focus) .gw-character-crew{opacity:0}}


/* Arcade screens need every pixel for HUDs and touch controls.
   Keep decorative cast and scanlines off active canvas-based game pages. */
body:has(canvas) .gw-character-crew,
body:has(canvas) .gw-ambient,
body:has(canvas) .gw-panel-mascot{display:none!important}
body.gravewave-everywhere:has(canvas)::after{display:none!important}