.bt-world{isolation:isolate;color:#e6ede7;background:#070b0c;height:100svh;min-height:820px;font-family:Arial,Helvetica,sans-serif;position:relative;overflow:hidden}.bt-world *{box-sizing:border-box}.bt-world a{color:inherit;text-decoration:none}.bt-world-poster,.bt-world-canvas{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.bt-world-canvas{opacity:0;transition:opacity .8s}.bt-world-canvas.is-ready{opacity:1}.bt-world-canvas>canvas{display:block}.bt-css-world{pointer-events:none;position:absolute;inset:0}.bt-world-header{z-index:3;background:linear-gradient(#070b0ce6,#0000);justify-content:space-between;align-items:flex-start;padding:30px 40px;display:flex;position:absolute;inset:0 0 auto}.bt-world-logo{letter-spacing:-1px;font-size:22px;font-weight:900}.bt-world-logo span{letter-spacing:2px;color:#93aa9e;margin-top:8px;font:9px monospace;display:block}.bt-world-header nav{letter-spacing:1px;gap:28px;font:11px monospace;display:flex}.bt-world-header a:hover,.bt-world-footer a:hover{color:#a5ffc0}.bt-world-intro{pointer-events:none;text-shadow:0 2px 24px #000;max-width:370px;position:absolute;top:120px;left:40px}.bt-world-intro p{color:#b1c2b8;letter-spacing:1px;font:11px/1.6 monospace}.bt-world-intro h1{letter-spacing:-2px;margin:20px 0;font-size:clamp(28px,3.5vw,56px);line-height:1.08}.bt-world-intro em{color:#b7d1bf;font-family:Georgia,serif;font-weight:400}.bt-terminal-anchor{max-width:360px;position:absolute;top:370px;left:40px}.bt-terminal{color:#baffc5;-webkit-backface-visibility:hidden;backface-visibility:hidden;background:#06190f;width:720px;height:480px;padding:35px 40px;font-family:monospace;overflow:hidden}.bt-terminal-anchor .bt-terminal{background:#06190fe6;width:auto;height:auto;padding:20px}.bt-terminal p{letter-spacing:2px;margin:0;font-size:16px}.bt-terminal h2{letter-spacing:-1px;margin:24px 0;font-size:38px;line-height:1.05}.bt-terminal a{border-top:1px solid #3f7752;justify-content:space-between;align-items:center;gap:20px;padding:19px 0;font-size:16px;display:flex}.bt-terminal a span{font-size:13px}.bt-terminal a:hover{background:#183b25}.bt-terminal-anchor h2{font-size:24px}.bt-terminal-anchor a{padding:12px 0;font-size:12px}.bt-terminal-anchor a span{font-size:10px}.bt-station-caption{z-index:4;background:#07110ded;border:1px solid #395044;gap:10px;padding:18px 22px;font:11px/1.8 monospace;display:grid;position:absolute;top:110px;right:40px}.bt-world button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:1px solid #55675b;padding:10px 14px}.bt-world button:hover{background:#203228}.bt-world button:disabled{opacity:.4;cursor:default}:is(.bt-world a:focus-visible,.bt-world button:focus-visible){outline-offset:5px;outline:2px solid #baffc5}.bt-world-footer{z-index:3;background:linear-gradient(#0000,#070b0c 70%);justify-content:space-between;align-items:flex-end;gap:24px;padding:40px;display:flex;position:absolute;bottom:0;left:0;right:0}.bt-status{color:#a5b8ab;margin-bottom:15px;font:10px monospace;display:block}.bt-world-footer nav{gap:8px;font:10px monospace;display:flex}.bt-world-download{border-bottom:1px solid #819a8a;justify-content:space-between;min-width:165px;padding:12px 0;font:11px monospace;display:flex}.bt-world:has(.bt-station-caption) .bt-world-intro{opacity:0}.bt-world-intro{transition:opacity .3s}@media (max-width:700px){.bt-world{min-height:760px}.bt-world-header{padding:22px}.bt-world-header nav{gap:15px;font-size:10px}.bt-world-logo{font-size:18px}.bt-world-logo span{font-size:7px}.bt-world-intro{top:100px;left:22px}.bt-world-intro h1{font-size:34px}.bt-world-footer{flex-direction:column;align-items:stretch;gap:14px;padding:22px}.bt-world-footer nav{flex-wrap:wrap;font-size:9px}.bt-world-footer button{padding:9px}.bt-world-download{max-width:190px}.bt-station-caption{top:90px;left:22px;right:22px}.bt-terminal-anchor{top:320px;left:22px;right:22px}}@media (prefers-reduced-motion:reduce){.bt-world-canvas,.bt-world-intro{transition:none}}.bt-terminal{color:#aaffbd;-webkit-backface-visibility:hidden;backface-visibility:hidden;background:radial-gradient(circle at 50% 42%,#24ff690e,#0000 55%),#031209;border:1px solid #75ff9b3d;width:720px;height:480px;padding:24px;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;position:relative;overflow:hidden;box-shadow:inset 0 0 60px #000000a6,inset 0 0 16px #52ff810e}.bt-terminal:after{content:"";pointer-events:none;z-index:20;mix-blend-mode:multiply;background:repeating-linear-gradient(0deg,#0000001f 0 1px,#0000 1px 4px);position:absolute;inset:0}.bt-terminal-scan{z-index:19;pointer-events:none;background:linear-gradient(#0000,#87ffa50f,#0000);height:70px;animation:7s linear infinite bt-scan;position:absolute;top:-90px;left:0;right:0}@keyframes bt-scan{to{transform:translateY(650px)}}.bt-terminal-head,.bt-terminal-foot{z-index:2;letter-spacing:1.8px;justify-content:space-between;align-items:center;font-size:11px;display:flex;position:relative}.bt-terminal-head{border-bottom:1px solid #76ff9933;height:28px;padding-bottom:12px}.bt-terminal-online{color:#82e99c;align-items:center;gap:7px;display:flex}.bt-terminal-online i{background:#89ff9f;border-radius:50%;width:6px;height:6px;animation:2.4s ease-in-out infinite bt-pulse;box-shadow:0 0 9px #65ff82}@keyframes bt-pulse{50%{opacity:.45}}.bt-terminal-systems{z-index:2;grid-template-columns:1fr 1fr;gap:14px;height:360px;padding:16px 0 14px;display:grid;position:relative}.bt-system{background:#06221170;flex-direction:column;min-width:0;transition:border-color .2s,background .2s,box-shadow .2s,transform .2s;position:relative;overflow:hidden;border:1px solid #71ff972e!important;justify-content:stretch!important;align-items:stretch!important;gap:0!important;padding:0!important;display:flex!important}.bt-system:hover,.bt-system.is-pointer-selected{transform:translateY(-1px);box-shadow:inset 0 0 35px #50ff7c0e,0 0 16px #44ff7214;background:#0c351bad!important;border-color:#8bffa994!important}.bt-system-visual{background:linear-gradient(#2a784414,#0000),#000804b8;border-bottom:1px solid #75ff9929;flex:1;min-height:0;position:relative;overflow:hidden}.bt-visual-index{z-index:5;letter-spacing:2px;color:#a6ffbc8c;font-size:10px;position:absolute;top:12px;left:13px}.bt-mutate-visual svg{width:calc(100% - 26px);height:145px;position:absolute;top:39px;left:13px;right:13px;overflow:visible}.bt-mutate-visual svg path{fill:none;vector-effect:non-scaling-stroke}.bt-wave.ghost{stroke:#6bff932b;stroke-width:1px}.bt-wave.live{stroke:#8dffac;stroke-width:1.5px;filter:drop-shadow(0 0 4px #6eff94a6);stroke-dasharray:8 4;animation:8s linear infinite bt-wave}.bt-mutate-visual circle{fill:#b5ffc5;filter:drop-shadow(0 0 4px #65ff86)}@keyframes bt-wave{to{stroke-dashoffset:-180px}}.bt-mutate-readout{letter-spacing:1.2px;color:#aeffc380;border-top:1px solid #75ff9926;grid-template-columns:1fr auto;gap:5px 12px;padding-top:9px;font-size:8px;display:grid;position:absolute;bottom:14px;left:15px;right:15px}.bt-mutate-readout b{color:#a9ffbc;font-weight:400}.bt-skins-visual img{object-fit:cover;opacity:.38;filter:grayscale()contrast(1.35)brightness(.75)sepia(.5)hue-rotate(70deg);width:calc(100% - 32px);height:calc(100% - 51px);transition:opacity .25s,filter .25s,transform .35s;position:absolute;inset:35px 16px 16px}.bt-system-skins:hover img,.bt-system-skins.is-pointer-selected img{opacity:.65;filter:grayscale(.65)contrast(1.25)brightness(.9)sepia(.35)hue-rotate(80deg);transform:scale(1.015)}.bt-ui-grid{grid-template-columns:repeat(3,5px);gap:5px;display:grid;position:absolute;bottom:21px;right:20px}.bt-ui-grid span{border:1px solid #acffc1a6;width:5px;height:5px}.bt-system-meta{justify-content:space-between;align-items:flex-end;min-height:74px;display:flex;padding:13px 14px!important}.bt-system-meta div{flex-direction:column;gap:4px;display:flex}.bt-system-meta strong{letter-spacing:.2px;color:#b4ffc4;font-size:15px;line-height:1}.bt-system-meta span{letter-spacing:1.3px;color:#abffc08c;font-size:8px!important}.bt-system-meta>b{letter-spacing:1px;color:#8beaa4;font-size:8px;font-weight:400;transition:transform .2s,color .2s;transform:translate(-2px)}.bt-system:hover .bt-system-meta>b,.bt-system.is-pointer-selected .bt-system-meta>b{color:#c3ffcf;transform:translate(2px)}.bt-terminal-foot{color:#a0ffb878;border-top:1px solid #76ff992e;height:26px;padding-top:10px;font-size:9px}.bt-cursor{color:#b7ffc7;animation:1s step-end infinite bt-cursor}@keyframes bt-cursor{50%{opacity:0}}.bt-terminal-anchor .bt-terminal{width:720px;height:480px;padding:24px}@media (max-width:700px){.bt-terminal{padding:18px}.bt-terminal-systems{gap:6px;padding-top:12px;padding-bottom:10px}.bt-system-meta strong{font-size:28px}.bt-system-meta span,.bt-system-meta>b{font-size:14px!important}.bt-terminal-head{font-size:16px}.bt-terminal-foot,.bt-visual-index{font-size:14px}.bt-mutate-readout{font-size:13px}.bt-skin-live-label{font-size:12px}}@media (prefers-reduced-motion:reduce){.bt-terminal-scan,.bt-wave.live,.bt-terminal-online i,.bt-cursor{animation:none}}.bt-skin-live-preview{background:#020905;border:1px solid #97ffb129;position:absolute;inset:34px 15px 14px;overflow:hidden}.bt-skin-shot{opacity:0;filter:saturate(.62)contrast(1.18)brightness(.72)sepia(.18)hue-rotate(48deg);transform:scale(1.02);object-fit:cover!important;width:100%!important;height:100%!important;position:absolute!important;inset:0!important}.bt-skin-blue{animation:10s ease-in-out infinite bt-skin-blue}.bt-skin-sakura{animation:10s ease-in-out infinite bt-skin-sakura}@keyframes bt-skin-blue{0%,42%{opacity:.72;transform:scale(1.02)}50%,92%{opacity:0;transform:scale(1.045)}to{opacity:.72;transform:scale(1.02)}}@keyframes bt-skin-sakura{0%,42%{opacity:0;transform:scale(1.045)}50%,92%{opacity:.72;transform:scale(1.02)}to{opacity:0;transform:scale(1.045)}}.bt-skin-live-label{z-index:4;letter-spacing:1.5px;color:#beffccb8;text-shadow:0 0 6px #5aff8273;justify-content:space-between;font-size:7px;display:flex;position:absolute;bottom:8px;left:9px;right:9px}.bt-system-skins:hover .bt-skin-shot,.bt-system-skins.is-pointer-selected .bt-skin-shot{filter:saturate(.9)contrast(1.12)brightness(.86)sepia(.08)hue-rotate(25deg)}@media (prefers-reduced-motion:reduce){.bt-skin-blue{opacity:.72;animation:none}.bt-skin-sakura{opacity:0;animation:none}}.bt-terminal-anchor>.bt-terminal{visibility:hidden;pointer-events:none}.bt-world-intro{opacity:.68}.bt-world-intro p{letter-spacing:.1em}.bt-world,.bt-world-enter-mutate{--bt-enter-rgb:106,237,140}.bt-world-enter-bothtrue{--bt-enter-rgb:140,124,255}.bt-world-enter-skins{--bt-enter-rgb:91,130,255}.bt-world-entering .bt-world-header,.bt-world-entering .bt-world-intro,.bt-world-entering .bt-world-footer{animation:.42s forwards bt-world-ui-exit}@keyframes bt-world-ui-exit{to{opacity:0;filter:blur(3px)}}.bt-world-entering:before{content:"";z-index:40;pointer-events:none;opacity:0;background:radial-gradient(circle at 50% 50%, rgba(var(--bt-enter-rgb),.22), rgba(var(--bt-enter-rgb),.045) 36%, transparent 67%);mix-blend-mode:screen;animation:1.28s cubic-bezier(.22,.8,.22,1) forwards bt-system-entry-flash;position:absolute;inset:0}@keyframes bt-system-entry-flash{0%{opacity:0}30%{opacity:.16}63%{opacity:.4}82%{opacity:.75}to{opacity:1;background:#020507f5}}.bt-world-entering:after{content:"";z-index:41;pointer-events:none;opacity:0;background:repeating-linear-gradient(0deg, transparent 0, transparent 3px, rgba(var(--bt-enter-rgb),.14) 4px, transparent 5px), repeating-linear-gradient(90deg, transparent 0, transparent 73px, rgba(var(--bt-enter-rgb),.055) 74px, transparent 75px);mix-blend-mode:screen;animation:1.28s steps(9,end) forwards bt-system-entry-noise;position:absolute;inset:-15%}@keyframes bt-system-entry-noise{0%{opacity:0;transform:translateY(-3%)}18%{opacity:.12}42%{opacity:.28;transform:translateY(2%)}68%{opacity:.48;transform:translateY(-1%)}82%{opacity:.72}to{opacity:0;transform:translateY(4%)}}.bt-terminal-entering{will-change:transform;filter:brightness(1.07)contrast(1.08);animation:1s cubic-bezier(.22,.8,.22,1) forwards bt-terminal-cover;position:relative}@keyframes bt-terminal-cover{to{transform:var(--bt-screen-enter-transform)}}.bt-terminal-entering:before{content:"";z-index:21;pointer-events:none;background:linear-gradient(90deg, transparent, rgba(var(--bt-enter-rgb),.11), transparent);animation:.72s ease-out forwards bt-terminal-entry-sweep;position:absolute;inset:0;transform:translate(-110%)}@keyframes bt-terminal-entry-sweep{to{transform:translate(110%)}}.bt-terminal-enter-bothtrue .bt-system-bothtrue,.bt-terminal-enter-mutate .bt-system-mutate,.bt-terminal-enter-skins .bt-system-skins{z-index:3;box-shadow:inset 0 0 50px rgba(var(--bt-enter-rgb),.09), 0 0 28px rgba(var(--bt-enter-rgb),.18);transform:translateY(-2px)scale(1.012);border-color:rgba(var(--bt-enter-rgb),.82)!important;background:rgba(var(--bt-enter-rgb),.1)!important}.bt-terminal-enter-bothtrue .bt-system:not(.bt-system-bothtrue),.bt-terminal-enter-mutate .bt-system:not(.bt-system-mutate),.bt-terminal-enter-skins .bt-system:not(.bt-system-skins){opacity:.17;filter:grayscale(.8)brightness(.55)blur(.45px);transform:scale(.985)}.bt-terminal-entering .bt-system-meta strong,.bt-terminal-entering .bt-system-meta>b{transition:color .2s,text-shadow .2s}.bt-terminal-enter-bothtrue .bt-system-bothtrue .bt-system-meta strong,.bt-terminal-enter-bothtrue .bt-system-bothtrue .bt-system-meta>b,.bt-terminal-enter-mutate .bt-system-mutate .bt-system-meta strong,.bt-terminal-enter-mutate .bt-system-mutate .bt-system-meta>b,.bt-terminal-enter-skins .bt-system-skins .bt-system-meta strong,.bt-terminal-enter-skins .bt-system-skins .bt-system-meta>b{color:rgb(var(--bt-enter-rgb));text-shadow:0 0 15px rgba(var(--bt-enter-rgb),.35)}@media (prefers-reduced-motion:reduce){.bt-world-entering:before,.bt-world-entering:after,.bt-terminal-entering,.bt-terminal-entering:before{animation-duration:80ms}}.bt-world-logo{letter-spacing:-1.6px;font-size:34px}.bt-terminal-systems{grid-template-rows:1.4fr 1fr;grid-template-columns:1fr 1fr;gap:10px;height:360px}.bt-system-bothtrue{grid-column:1/-1;min-height:0;background:linear-gradient(110deg,#30235ca3,#06180f94)!important;border-color:#a497ff57!important}.bt-system-bothtrue .bt-system-visual{background:#07070b;min-height:0}.bt-bothtrue-visual img{object-fit:cover;object-position:center 12%;opacity:.52;filter:saturate(.75)contrast(1.22)brightness(.74);width:100%;height:100%;transition:opacity .25s,filter .25s,transform .35s;position:absolute;inset:0;transform:scale(1.01)}.bt-system-bothtrue:hover .bt-bothtrue-visual img,.bt-system-bothtrue.is-pointer-selected .bt-bothtrue-visual img{opacity:.72;filter:saturate()contrast(1.16)brightness(.9);transform:scale(1.025)}.bt-bothtrue-visual:after{content:"REFERENCE → RELATED SIGNALS";color:#c9c1ff;letter-spacing:1.2px;background:#090811c9;border:1px solid #b1a4ff57;padding:6px 8px;font-size:7px;position:absolute;top:12px;right:14px}.bt-bothtrue-signal{z-index:4;background:#07060dd9;border:1px solid #ab9eff42;align-items:center;gap:3px;height:24px;padding:5px 8px;display:flex;position:absolute;bottom:12px;left:14px;right:14px}.bt-bothtrue-signal i{background:linear-gradient(#8c7cff,#79dce9);flex:1;height:25%;box-shadow:0 0 5px #8c7cff57}.bt-bothtrue-signal i:nth-child(2n){height:70%}.bt-bothtrue-signal i:nth-child(3n){height:45%}.bt-bothtrue-signal i:nth-child(5n){height:90%}.bt-system-bothtrue .bt-system-meta{background:linear-gradient(90deg,#231c44f0,#05150cf5);min-height:56px;padding:10px 14px!important}.bt-system-bothtrue .bt-system-meta strong{color:#cbc4ff;font-size:18px}.bt-system-bothtrue .bt-system-meta span{color:#c8c1ff9e}.bt-system-mutate .bt-system-meta,.bt-system-skins .bt-system-meta{min-height:50px;padding:9px 11px!important}.bt-system-mutate .bt-system-meta strong,.bt-system-skins .bt-system-meta strong{font-size:12px}.bt-system-mutate .bt-mutate-visual svg{height:70px;top:26px}.bt-system-mutate .bt-mutate-readout{display:none}.bt-system-skins .bt-skin-live-preview{inset:25px 10px 8px}.bt-system-skins .bt-ui-grid{display:none}@media (max-width:700px){.bt-terminal-systems{gap:8px}.bt-system-bothtrue .bt-system-meta strong{font-size:25px}.bt-system-bothtrue .bt-system-meta span{font-size:12px!important}.bt-system-mutate .bt-system-meta strong,.bt-system-skins .bt-system-meta strong{font-size:18px}.bt-system-mutate .bt-system-meta span,.bt-system-skins .bt-system-meta span,.bt-system-mutate .bt-system-meta>b,.bt-system-skins .bt-system-meta>b{font-size:10px!important}.bt-bothtrue-visual:after{font-size:10px}}.bt-world-logo span{letter-spacing:2.4px;margin-top:10px;font-size:9px}@media (max-width:700px){.bt-world-logo{letter-spacing:-1.2px;font-size:26px}}.bt-world-boot{z-index:12;pointer-events:none;opacity:0;flex-direction:column;justify-content:center;align-items:center;animation:2.15s cubic-bezier(.22,.8,.22,1) forwards bt-world-boot-sequence;display:flex;position:absolute;inset:0;transform:translateY(-2vh)}.bt-world-boot-title{color:#dff8e5;letter-spacing:-.075em;text-shadow:0 0 28px #6aed8c14,0 0 80px #6aed8c09;font-family:Arial,Helvetica,sans-serif;font-size:clamp(72px,10.5vw,180px);font-weight:900;line-height:.82;position:relative}.bt-world-boot-title:after{content:"BOTH TRUE";color:#8dffab;opacity:0;clip-path:inset(46% 0 39%);animation:1.65s step-end both bt-world-boot-glitch;position:absolute;inset:0;transform:translate(0)}.bt-world-boot-meta{color:#aecdb985;letter-spacing:.24em;margin-top:24px;font:9px/1 SFMono-Regular,Menlo,Monaco,Consolas,monospace}@keyframes bt-world-boot-sequence{0%{opacity:0;filter:blur(8px);transform:translateY(14px)scale(.985)}14%{opacity:1;filter:blur();transform:translateY(-2vh)scale(1)}56%{opacity:1;filter:none;transform:translateY(-2vh)scale(1)}72%{opacity:.86}to{opacity:0;filter:blur(5px);visibility:hidden;transform:translateY(-2vh)scale(1.018)}}@keyframes bt-world-boot-glitch{0%,20%,to{opacity:0;transform:none}21%{opacity:.3;transform:translate(-5px)}23%{opacity:0}48%{opacity:.18;transform:translate(7px)}50%{opacity:0}68%{opacity:.22;transform:translate(-3px)}70%{opacity:0}}@media (max-width:700px){.bt-world-boot{justify-content:center;transform:translateY(-4vh)}.bt-world-boot-title{letter-spacing:-.065em;font-size:clamp(58px,16vw,105px)}.bt-world-boot-meta{letter-spacing:.17em;margin-top:18px;font-size:7px}}@media (prefers-reduced-motion:reduce){.bt-world-boot,.bt-world-boot-title:after{animation-duration:.15s}}.bt-terminal-systems{grid-template-rows:1.65fr .85fr;gap:8px}.bt-system-bothtrue .bt-system-visual{display:none}.bt-system-bothtrue .bt-bothtrue-visual img{object-position:center 28%;opacity:.35;filter:saturate(.68)contrast(1.2)brightness(.6)}.bt-bothtrue-visual:after,.bt-bothtrue-signal,.bt-system-mutate .bt-mutate-visual,.bt-system-skins .bt-skins-visual{display:none}.bt-system-bothtrue .bt-system-meta{background:radial-gradient(circle at 83% 14%,#7b6aeb2b,#0000 44%),linear-gradient(100deg,#14132af0,#05160ee3);flex:1;min-height:0;align-items:center!important;padding:22px 24px!important}.bt-system-bothtrue .bt-system-meta strong{letter-spacing:-1.5px;color:#e6e1ff;font-size:50px;line-height:1;display:block}.bt-system-bothtrue .bt-system-meta span{letter-spacing:1.1px;color:#c3bde7;margin-top:10px;display:block;font-size:13px!important}.bt-system-bothtrue .bt-system-meta>b{white-space:nowrap;font-size:15px}.bt-system-mutate .bt-system-meta,.bt-system-skins .bt-system-meta{flex:1;min-height:0;align-items:center!important;padding:14px 17px!important}.bt-system-mutate .bt-system-meta strong,.bt-system-skins .bt-system-meta strong{font-size:21px;line-height:1.05}.bt-system-mutate .bt-system-meta span,.bt-system-skins .bt-system-meta span{font-size:9px!important}.bt-system-mutate .bt-system-meta>b,.bt-system-skins .bt-system-meta>b{font-size:12px}@media (max-width:700px){.bt-terminal{padding:16px}.bt-terminal-systems{grid-template-rows:1.7fr .8fr;height:384px;padding:10px 0}.bt-terminal-head,.bt-terminal-foot{font-size:13px}.bt-system-bothtrue .bt-system-meta strong{font-size:56px}.bt-system-bothtrue .bt-system-meta span{font-size:16px!important}.bt-system-mutate .bt-system-meta strong,.bt-system-skins .bt-system-meta strong{font-size:25px}.bt-system-mutate .bt-system-meta span,.bt-system-skins .bt-system-meta span{font-size:11px!important}}