/* =========================================================
   KAILEdge — Design System
   True Black #050505 · Off-White #F5F5F5 · Slate #2A2A2A
   Single accent: Terminal Green #00FF41 (or Aerospace Cyan #00E5FF)
   Rules: no radius · 1px borders · no shadows · mono for data
   ========================================================= */

@font-face{font-family:"Inter";src:url(../fonts/inter-var.woff2) format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url(../fonts/jetbrains-mono-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}

:root{
  --bg:#050505;
  --fg:#F5F5F5;
  --slate:#2A2A2A;
  --acc:#00FF41;
  --acc-rgb:0,255,65;
  --dim:rgba(245,245,245,.52);
  --faint:rgba(245,245,245,.08);
  --line:#2A2A2A;
  --sans:"Inter","Neue Haas Grotesk Display","Helvetica Now Display","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"JetBrains Mono","Fira Code",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --gut:clamp(20px,4vw,56px);
  --nav-h:56px;
}
html[data-accent="cyan"]{--acc:#00E5FF;--acc-rgb:0,229,255}

*,*::before,*::after{box-sizing:border-box;border-radius:0!important}
html{background:var(--bg);color:var(--fg);-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.5;background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden}
::selection{background:var(--acc);color:var(--bg)}
a{color:inherit;text-decoration:none}
img,svg,canvas{display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0;padding:0}
ul,ol{list-style:none}

/* ---------- primitives ---------- */
.mono{font-family:var(--mono);font-feature-settings:"zero" 1,"ss01" 1;letter-spacing:.02em}
.acc{color:var(--acc)}
.dim{color:var(--dim)}
.acc-bg{background:var(--acc)}
.wrap{width:100%;max-width:1520px;margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--acc);color:var(--bg);padding:8px 12px;font-family:var(--mono)}
.skip:focus{left:8px;top:8px}
:focus-visible{outline:1px solid var(--acc);outline-offset:3px}

.label{font-size:12px;color:var(--dim);text-transform:uppercase;letter-spacing:.12em;margin-bottom:28px}
.label i{font-style:normal;color:var(--acc);margin-right:6px}

.h2{font-weight:600;font-size:clamp(40px,5.4vw,88px);line-height:.95;letter-spacing:-.045em;margin-bottom:32px}
.h1-like{font-weight:600;font-size:clamp(52px,9.5vw,168px);line-height:.88;letter-spacing:-.055em;margin-bottom:48px}
.body-copy{font-size:clamp(17px,1.35vw,21px);line-height:1.5;color:rgba(245,245,245,.78);max-width:34em;margin-bottom:20px;letter-spacing:-.01em}
.body-copy b{color:var(--fg);font-weight:600}
.big-copy{font-size:clamp(22px,2.2vw,34px);line-height:1.25;letter-spacing:-.025em;font-weight:500;margin-bottom:40px;max-width:22em}

/* Buttons: outline, sharp */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--mono);font-size:14px;font-weight:500;letter-spacing:.12em;color:var(--acc);border:1px solid var(--acc);padding:17px 26px;background:transparent;position:relative;overflow:hidden;isolation:isolate;transition:color .25s steps(4)}
.btn::before{content:"";position:absolute;inset:0;background:var(--acc);transform:scaleX(0);transform-origin:left;transition:transform .35s cubic-bezier(.7,0,.2,1);z-index:-1}
.btn:hover,.btn:focus-visible{color:var(--bg)}
.btn:hover::before,.btn:focus-visible::before{transform:scaleX(1)}
.btn-sm{padding:9px 14px;font-size:12px}
.btn-lg{padding:22px 32px;font-size:clamp(12px,1.1vw,15px)}
.link{font-size:12px;letter-spacing:.14em;color:var(--dim);border-bottom:1px solid transparent;padding-bottom:2px;transition:color .2s,border-color .2s}
.link:hover{color:var(--acc);border-color:var(--acc)}

/* SVG strokes */
.ln{fill:none;stroke:var(--fg);stroke-width:1;vector-effect:non-scaling-stroke}
.ln-dim{fill:none;stroke:rgba(245,245,245,.35);stroke-width:1;vector-effect:non-scaling-stroke}
.ln-acc,.acc-ln{fill:none;stroke:var(--acc);stroke-width:1;vector-effect:non-scaling-stroke}
.fill-bg{fill:var(--bg)}
.acc-fill{fill:var(--acc)}
.acc-soft{fill:rgba(var(--acc-rgb),.08);stroke:var(--acc);stroke-width:1}
.t-sm{font-family:var(--mono);font-size:10px;fill:var(--fg);letter-spacing:.08em}
.t-lg{font-family:var(--mono);font-size:18px;font-weight:700;fill:var(--fg);letter-spacing:.06em}
.dim-t{fill:rgba(245,245,245,.45)}
.acc-t{fill:var(--acc)}
.led{fill:var(--slate);stroke:rgba(245,245,245,.4)}
.flow{stroke-dasharray:4 6;animation:flow 0.6s linear infinite}
@keyframes flow{to{stroke-dashoffset:-10}}

.frame-head{display:flex;justify-content:space-between;gap:16px;font-size:11px;letter-spacing:.1em;padding:12px 16px;border-bottom:1px solid var(--line);text-transform:uppercase;color:rgba(245,245,245,.8)}

/* ---------- NAV ---------- */
.nav{position:fixed;inset:0 0 auto 0;height:var(--nav-h);z-index:50;display:flex;align-items:center;gap:28px;padding:0 var(--gut);background:rgba(5,5,5,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.progress{position:absolute;left:0;right:0;bottom:-1px;height:1px}
.progress span{display:block;height:100%;background:var(--acc);transform-origin:left;transform:scaleX(0)}
.logo{display:flex;align-items:center;gap:10px;font-weight:600;letter-spacing:-.02em;font-size:17px}
.logo b{font-weight:600;color:var(--acc)}
.nav-links{display:flex;gap:22px;font-size:11px;letter-spacing:.12em;margin-left:auto}
.nav-links a{color:var(--dim);transition:color .2s;position:relative;padding:4px 0}
.nav-links a i{font-style:normal;margin-right:6px;color:rgba(245,245,245,.3)}
.nav-links a:hover,.nav-links a.active{color:var(--fg)}
.nav-links a.active i{color:var(--acc)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--acc)}
.nav-meta{display:flex;gap:18px;align-items:center;font-size:11px;color:var(--dim);letter-spacing:.1em}
.acc-toggle{display:flex;align-items:center;gap:8px;border:1px solid var(--line);padding:6px 9px;font-size:11px;letter-spacing:.12em;color:var(--dim)}
.acc-toggle:hover{border-color:var(--acc);color:var(--fg)}
.acc-toggle .sw{width:8px;height:8px;background:var(--acc)}
.clock{min-width:96px}

/* ---------- 01 HERO ---------- */
.hero{position:relative;height:100vh;height:100svh;min-height:640px;overflow:hidden;display:flex;align-items:center;background:var(--bg)}
#gl{position:absolute;inset:0;width:100%;height:100%}
.hero-static{position:absolute;inset:0;background:url(../assets/hero-static.jpg) 72% center/cover no-repeat;display:none}
html[data-accent="cyan"] .hero-static{filter:hue-rotate(52deg) saturate(1.1)}
.hero-shade{position:absolute;inset:0;pointer-events:none;background:
  linear-gradient(90deg,rgba(5,5,5,.94) 0%,rgba(5,5,5,.78) 32%,rgba(5,5,5,.15) 62%,rgba(5,5,5,0) 100%),
  linear-gradient(0deg,rgba(5,5,5,1) 0%,rgba(5,5,5,0) 22%),
  repeating-linear-gradient(0deg,rgba(255,255,255,.018) 0 1px,transparent 1px 3px)}
.gate{position:absolute;top:0;bottom:0;left:var(--gate-x,64%);width:1px;pointer-events:none}
.gate-line{position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(var(--acc-rgb),.7) 20%,rgba(var(--acc-rgb),.7) 80%,transparent)}
.gate-tag{position:absolute;top:22%;left:0;font-size:10px;letter-spacing:.14em;color:var(--acc);white-space:nowrap;line-height:1.6}
.gate-tag em{font-style:normal;color:var(--dim)}
.hud{position:absolute;font-size:10px;letter-spacing:.14em;color:var(--dim);pointer-events:none;z-index:2}
.hud em{font-style:normal;color:rgba(245,245,245,.3)}
.hud-tl,.hud-r,.gate-tag{background:rgba(5,5,5,.86);padding:4px 7px;border:1px solid var(--line)}
.hud-r{border-color:rgba(var(--acc-rgb),.35)}
.hud-tl{top:calc(var(--nav-h) + 22px);right:var(--gut);display:flex;gap:10px;align-items:baseline}
.hud-tl b{color:var(--acc);font-weight:500;font-size:12px;min-width:110px;text-align:right}
.hud-l{bottom:96px;left:calc(var(--gate-x,64%) - 210px)}
.hud-r{bottom:96px;left:calc(var(--gate-x,64%) + 14px);color:var(--acc)}
.hud-r em{color:rgba(var(--acc-rgb),.5)}
.hud-bl{bottom:28px;left:var(--gut)}
.hud-br{bottom:28px;right:var(--gut)}
.blink{color:var(--acc);animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

.hero-inner{position:relative;z-index:3;padding-top:var(--nav-h)}
.prompt{font-size:clamp(11px,1vw,13px);color:var(--dim);margin-bottom:28px;letter-spacing:.04em}
.hero-title{font-weight:600;font-size:clamp(56px,10.4vw,184px);line-height:.86;letter-spacing:-.06em;margin-bottom:34px;max-width:9.5em}
.hero-sub{font-size:clamp(17px,1.6vw,24px);line-height:1.4;color:rgba(245,245,245,.78);max-width:26em;letter-spacing:-.015em;margin-bottom:22px}
.zeros{display:flex;flex-wrap:wrap;gap:0;margin-bottom:44px;font-size:12px;letter-spacing:.14em}
.zeros li{border:1px solid var(--line);padding:8px 14px;margin-right:-1px;color:rgba(245,245,245,.85);background:rgba(5,5,5,.6)}
.zeros b{color:var(--acc);font-weight:700;margin-right:6px}
.hero-cta{display:flex;align-items:center;gap:28px;flex-wrap:wrap}

/* typing */
.js [data-type]{visibility:hidden}
.js [data-type].typing,.js [data-type].typed,.kx-fallback [data-type]{visibility:visible}
.ch{opacity:0}
.ch.on{opacity:1}
.caret{display:inline-block;width:.5em;height:.9em;background:var(--acc);vertical-align:-.06em;margin-left:.04em;animation:blink 1s steps(1) infinite}
.hero-title .caret{width:.08em;height:.78em;margin-left:.06em}

/* ---------- 02 PROBLEM ---------- */
.problem{position:relative;background:var(--slate);min-height:100vh;display:flex;align-items:center;padding:calc(var(--nav-h) + 32px) 0 32px}
.problem-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,120px);align-items:center}
.scrub-text .w{opacity:.16;transition:none}
.kx-fallback .scrub-text .w,.no-js .scrub-text .w{opacity:1}
.readout{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid rgba(245,245,245,.14);max-width:560px}
.readout div{padding:14px 16px;border-right:1px solid rgba(245,245,245,.14)}
.readout div:last-child{border-right:0}
.readout dt{font-size:10px;letter-spacing:.14em;color:var(--dim);margin-bottom:6px}
.readout dd{font-size:clamp(16px,1.5vw,22px);font-weight:500;color:var(--fg)}
.readout dd.ok{color:var(--acc)}

.stack-frame{border:1px solid rgba(245,245,245,.16);background:rgba(5,5,5,.35)}
.stack{position:relative;padding:16px;display:flex;flex-direction:column;gap:6px;height:clamp(440px,calc(100vh - 200px),640px);justify-content:flex-end;overflow:hidden}
.layer{display:flex;justify-content:space-between;align-items:center;border:1px solid rgba(245,245,245,.22);padding:clamp(5px,1vh,10px) 14px;flex:0 0 auto;font-family:var(--mono);font-size:11px;letter-spacing:.1em;background:rgba(5,5,5,.6);will-change:transform}
.layer em{font-style:normal;color:var(--dim)}
.layer.err{border-color:rgba(245,245,245,.5)}
.layer.err em{color:var(--fg);text-decoration:line-through}
.bare{position:absolute;left:16px;right:16px;bottom:16px;height:170px;border:1px solid var(--acc);background:rgba(var(--acc-rgb),.06);transform-origin:bottom;transform:scaleY(0);display:flex;align-items:center;justify-content:center;
  background-image:repeating-linear-gradient(90deg,rgba(var(--acc-rgb),.08) 0 1px,transparent 1px 24px),repeating-linear-gradient(0deg,rgba(var(--acc-rgb),.08) 0 1px,transparent 1px 24px)}
.no-js .bare,.kx-fallback .bare{transform:none;position:relative;left:auto;right:auto;bottom:auto;margin-top:10px}
.bare-in{text-align:center;display:flex;flex-direction:column;gap:8px}
.bare-in strong{font-size:clamp(32px,3.6vw,56px);font-weight:700;letter-spacing:-.04em;color:var(--acc);line-height:1}
.bare-k,.bare-s{font-size:11px;letter-spacing:.16em;color:rgba(var(--acc-rgb),.75)}

/* ---------- 03 ENGINE ---------- */
.engine{padding:clamp(100px,14vh,160px) 0;border-top:1px solid var(--line)}
.engine-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,5vw,96px)}
.engine .h2{font-size:clamp(40px,4.4vw,76px)}
.sticky{position:sticky;top:calc(var(--nav-h) + 48px)}
.steps{margin-top:40px;border-top:1px solid var(--line)}
.steps li{font-size:12px;letter-spacing:.12em;padding:14px 0;border-bottom:1px solid var(--line);color:rgba(245,245,245,.35);transition:color .3s,padding .3s}
.steps li i{font-style:normal;margin-right:14px}
.steps li.on{color:var(--fg);padding-left:12px;box-shadow:inset 1px 0 0 var(--acc)}
.steps li.on i{color:var(--acc)}
.engine-figs{display:flex;flex-direction:column;gap:18vh;padding:6vh 0}
.fig{border:1px solid var(--line);background:#070707}
.fig-svg{width:100%;height:auto}
.fig-note{font-size:11px;letter-spacing:.12em;color:var(--dim);padding:12px 16px;border-top:1px solid var(--line)}
#fig-a .fig-svg,#fig-b .split-stage{min-height:340px}
.split-labels{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.12em;padding:10px 16px;color:var(--dim);border-bottom:1px solid var(--line)}
.split-stage{position:relative;overflow:hidden}
.layer-old{opacity:.9}
.layer-new{position:absolute;inset:0;clip-path:inset(0 100% 0 0);background:#070707}
.no-js .layer-new,.kx-fallback .layer-new{clip-path:inset(0 0 0 50%)}
.no-js .scanner,.kx-fallback .scanner{left:50%}
.scanner{position:absolute;top:0;bottom:0;left:0;width:1px;background:var(--acc)}
.scanner span{position:absolute;top:10px;left:6px;font-size:9px;letter-spacing:.14em;color:var(--acc)}
.swap{display:grid;grid-template-columns:1fr;gap:0}
.swap-table{width:100%;border-collapse:collapse;font-size:11px;letter-spacing:.08em;border-top:1px solid var(--line)}
.swap-table th,.swap-table td{text-align:left;padding:11px 16px;border-bottom:1px solid var(--line);font-weight:400}
.swap-table th{color:var(--dim);width:32%}
.swap-table tr:last-child th,.swap-table tr:last-child td{border-bottom:0}
.swap-table td:last-child{text-align:right}

/* ---------- 04 PROOF ---------- */
.proof{position:relative;border-top:1px solid var(--line);background:var(--bg)}
.proof-pin{height:100vh;height:100svh;display:flex;flex-direction:column;overflow:hidden;padding-top:var(--nav-h)}
.proof-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;letter-spacing:.14em;color:var(--dim);padding-top:22px;padding-bottom:22px}
.proof-head i{font-style:normal}
.proof-prog{display:flex;align-items:center;gap:12px}
.proof-prog .bar{width:160px;height:1px;background:var(--line);display:inline-block;position:relative}
.proof-prog .bar span{position:absolute;inset:0;background:var(--acc);transform-origin:left;transform:scaleX(0)}
.proof-track{flex:1;display:flex;gap:24px;padding:0 var(--gut) 32px;align-items:stretch;width:max-content;will-change:transform}
.panel{flex:0 0 auto;border:1px solid var(--line);background:#070707;display:flex;flex-direction:column}
.panel-intro{width:min(560px,86vw);padding:clamp(24px,3vw,40px);border-color:transparent;background:transparent;justify-content:center}
.megastat{display:flex;align-items:baseline;gap:12px;margin:12px 0 28px;color:var(--acc)}
.megastat .count{font-size:clamp(96px,13vw,220px);font-weight:500;line-height:.85;letter-spacing:-.06em}
.megastat .unit{font-size:clamp(28px,3vw,48px)}
.ticks{font-size:12px;letter-spacing:.12em;display:grid;gap:10px;margin-bottom:36px}
.ticks b{color:var(--acc);margin-right:10px;font-weight:400}
.hint{font-size:11px;letter-spacing:.14em;color:var(--dim)}
.chart{width:min(720px,88vw)}
.chart-head{display:flex;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:.14em}
.chart-head span:first-child{color:var(--acc)}
.chart-stat{display:flex;align-items:baseline;gap:10px;padding:18px 18px 0}
.chart-stat > .count,.chart-stat .big-k{font-size:clamp(40px,4.4vw,72px);line-height:1;letter-spacing:-.04em;color:var(--acc);font-weight:500}
.chart-stat .unit{font-size:12px;letter-spacing:.14em;color:var(--dim)}
.chart-body{flex:1;padding:8px 18px;min-height:0;display:flex;align-items:center}
.chart-body svg{width:100%;height:100%;max-height:52vh}
.chart-foot{font-size:10px;letter-spacing:.12em;color:var(--dim);padding:12px 18px;border-top:1px solid var(--line)}
.panel-end{width:280px;justify-content:center;align-items:center;gap:10px;font-size:11px;letter-spacing:.14em;color:var(--dim);border-style:dashed}

/* chart internals */
.ax{stroke:rgba(245,245,245,.25);stroke-width:1;fill:none;vector-effect:non-scaling-stroke}
.grid{stroke:rgba(245,245,245,.07);stroke-width:1;vector-effect:non-scaling-stroke}
.tick{font-family:var(--mono);font-size:10px;fill:rgba(245,245,245,.45);letter-spacing:.06em}
.tick-b{font-family:var(--mono);font-size:11px;fill:var(--fg);letter-spacing:.08em}
.tick-acc{font-family:var(--mono);font-size:11px;fill:var(--acc);letter-spacing:.08em}
.c-ideal{stroke:rgba(245,245,245,.4);stroke-dasharray:4 4;fill:none;stroke-width:1;vector-effect:non-scaling-stroke}
.c-line{stroke:var(--acc);fill:none;stroke-width:2}
.c-area{fill:rgba(var(--acc-rgb),.06)}
.c-pt{fill:var(--bg);stroke:var(--acc);stroke-width:1.5}
.c-bar{fill:none;stroke:rgba(245,245,245,.5);stroke-width:1;vector-effect:non-scaling-stroke}
.c-bar-h{fill:url(#hatch);stroke:rgba(245,245,245,.45);stroke-width:1}
.c-bar-acc{fill:var(--acc)}
.w0{fill:var(--acc)}
.w1{fill:rgba(var(--acc-rgb),.62)}
.w2{fill:rgba(var(--acc-rgb),.32)}
.w3{fill:var(--fg);fill-opacity:.55}
.w4{fill:none;stroke:rgba(245,245,245,.5);stroke-width:1}

/* ---------- 05 MOAT ---------- */
.moat{padding:clamp(110px,16vh,180px) 0;border-top:1px solid var(--line)}
.moat-h{max-width:14em;margin-bottom:72px}
.dim-h{color:rgba(245,245,245,.32)}
.moat-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.cell{position:relative;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(24px,3vw,44px);min-height:340px;display:flex;flex-direction:column;overflow:hidden;outline:none;transition:background .3s}
.cell::before{content:"";position:absolute;inset:0;border:1px solid var(--acc);opacity:0;transition:opacity .2s;pointer-events:none}
.cell::after{content:"";position:absolute;left:0;right:0;height:40%;top:-40%;background:linear-gradient(180deg,transparent,rgba(var(--acc-rgb),.07));pointer-events:none}
.cell:hover,.cell:focus-visible{background:#080808}
.cell:hover::before,.cell:focus-visible::before{opacity:1}
.cell:hover::after,.cell:focus-visible::after{animation:sweep 1.1s cubic-bezier(.5,0,.3,1)}
@keyframes sweep{to{top:110%}}
.cell header{display:flex;justify-content:space-between;font-size:11px;letter-spacing:.14em;color:var(--dim);margin-bottom:auto;padding-bottom:40px}
.cell header i{font-style:normal;color:var(--acc)}
.cell h3{font-size:clamp(17px,1.7vw,24px);font-weight:700;letter-spacing:.02em;margin-bottom:12px;white-space:nowrap}
.cell:hover h3,.cell:focus-visible h3{color:var(--acc)}
.cell p{color:rgba(245,245,245,.72);font-size:clamp(15px,1.15vw,18px);max-width:24em;margin-bottom:24px}
.spec,.membar{border-top:1px solid var(--line);font-size:11px;letter-spacing:.1em;max-height:0;opacity:0;overflow:hidden;transition:max-height .5s cubic-bezier(.7,0,.2,1),opacity .3s}
.cell:hover .spec,.cell:focus-visible .spec,.cell:hover .membar,.cell:focus-visible .membar{max-height:140px;opacity:1}
.spec div{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line)}
.spec span,.mb-row span{color:var(--dim)}
.spec b{font-weight:500}
.hash{color:var(--acc)}
.mb-row{display:grid;grid-template-columns:72px 1fr 60px;align-items:center;gap:12px;padding:9px 0;border-bottom:1px solid var(--line)}
.mb-row b{text-align:right;font-weight:500}
.mb{height:8px;border:1px solid rgba(245,245,245,.3)}
.mb i{display:block;height:100%;background:var(--fg)}
.mb i.acc-bg{background:var(--acc)}
.cell-ico{position:absolute;top:clamp(24px,3vw,44px);right:clamp(24px,3vw,44px);width:44px;height:44px;opacity:.7;margin-top:28px}

/* ---------- 06 CARTRIDGE ---------- */
.cartridge{padding:clamp(110px,16vh,180px) 0 clamp(80px,10vh,120px);border-top:1px solid var(--line)}
.cart-intro{margin-bottom:64px}
.dim-c{color:var(--dim)}
.deck{position:relative}
.card{position:sticky;top:calc(var(--nav-h) + 32px + var(--i) * 22px);display:grid;grid-template-columns:1.3fr 1fr;min-height:min(520px,70vh);border:1px solid var(--line);background:#070707;margin-bottom:12vh;transform-origin:center top;will-change:transform}
.card:last-child{margin-bottom:0}
.card::after{content:"";position:absolute;inset:-1px;background:#050505;opacity:var(--shade,0);pointer-events:none}
.card-l{padding:clamp(24px,3.4vw,52px);display:flex;flex-direction:column;border-right:1px solid var(--line)}
.card-id{font-size:12px;letter-spacing:.14em;color:var(--dim);margin-bottom:auto;padding-bottom:40px}
.card-t{font-size:clamp(24px,3vw,46px);font-weight:700;letter-spacing:-.01em;line-height:1.05;margin-bottom:16px}
.card-d{font-size:clamp(17px,1.5vw,22px);color:rgba(245,245,245,.75);margin-bottom:36px;max-width:22em}
.card-spec{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line)}
.card-spec div{padding:12px 14px;border-right:1px solid var(--line)}
.card-spec div:last-child{border-right:0}
.card-spec dt{font-size:10px;letter-spacing:.14em;color:var(--dim);margin-bottom:6px}
.card-spec dd{font-size:12px;letter-spacing:.06em;color:var(--fg)}
.card-r{display:flex;align-items:center;justify-content:center;padding:32px;background-image:repeating-linear-gradient(90deg,var(--faint) 0 1px,transparent 1px 32px),repeating-linear-gradient(0deg,var(--faint) 0 1px,transparent 1px 32px)}
.cart-art{position:relative;width:min(240px,70%);aspect-ratio:3/3.6;border:1px solid var(--acc);background:var(--bg);clip-path:polygon(0 0,100% 0,100% 88%,92% 88%,92% 100%,8% 100%,8% 88%,0 88%);display:flex;flex-direction:column;justify-content:center;align-items:center;gap:10px}
.cart-art::before{content:"";position:absolute;inset:14% 12% 40% 12%;border:1px solid rgba(var(--acc-rgb),.5);background:rgba(var(--acc-rgb),.06)}
.cart-art span{position:relative;font-size:11px;letter-spacing:.16em;color:var(--dim);margin-top:-30%}
.cart-art b{position:relative;font-size:clamp(28px,3vw,44px);color:var(--acc);letter-spacing:.02em}
.cart-art i{position:absolute;left:14%;right:14%;bottom:4%;height:7%;background:repeating-linear-gradient(90deg,var(--acc) 0 2px,transparent 2px 7px);opacity:.7}

/* ---------- 07 MANIFESTO ---------- */
.standard{padding:clamp(120px,18vh,220px) 0;border-top:1px solid var(--line);position:relative;
  background-image:repeating-linear-gradient(90deg,rgba(245,245,245,.03) 0 1px,transparent 1px calc(100% / 12))}
.manifesto{font-size:clamp(24px,2.9vw,46px);line-height:1.2;letter-spacing:-.03em;font-weight:500;max-width:24em;margin-bottom:64px}
.manifesto .mono{font-size:.82em;letter-spacing:-.02em}

/* ---------- 08 ASK ---------- */
.ask{padding:clamp(120px,18vh,200px) 0 0;border-top:1px solid var(--line)}
.ask-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,96px);margin-bottom:80px;align-items:start}
.ask-list{border-top:1px solid var(--line)}
.ask-list li{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line);font-size:12px;letter-spacing:.12em}
.ask-list i{font-style:normal;color:var(--dim)}
.ask-list b{margin-left:auto;color:var(--acc);font-weight:500}
.email{display:flex;align-items:baseline;gap:clamp(12px,2vw,32px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(28px,4vw,56px) 0;flex-wrap:wrap;position:relative;overflow:hidden}
.email-k{font-size:12px;letter-spacing:.14em;color:var(--dim)}
.email-v{font-size:clamp(30px,7vw,120px);font-weight:600;letter-spacing:-.05em;line-height:1;transition:color .25s}
.email-arrow{margin-left:auto;font-size:clamp(28px,4vw,64px);color:var(--dim);transition:transform .3s,color .3s}
.email:hover .email-v{color:var(--acc)}
.email:hover .email-arrow{color:var(--acc);transform:translate(6px,-6px)}
.footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:28px;padding-bottom:28px;font-size:11px;letter-spacing:.1em;color:rgba(245,245,245,.7)}

/* ---------- MODAL ---------- */
.modal{padding:0;border:1px solid var(--acc);background:var(--bg);color:var(--fg);width:min(1040px,94vw);max-height:90vh;overflow:hidden}
.modal::backdrop{background:rgba(5,5,5,.86);backdrop-filter:blur(4px)}
.modal[open]{display:flex;flex-direction:column;animation:modalIn .35s cubic-bezier(.7,0,.2,1)}
@keyframes modalIn{from{clip-path:inset(50% 0 50% 0)}to{clip-path:inset(0 0 0 0)}}
.modal-bar{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:.14em}
.modal-x{font-size:11px;letter-spacing:.14em;color:var(--dim)}
.modal-x:hover{color:var(--acc)}
.modal-body{padding:20px;display:flex;flex-direction:column;gap:16px;overflow:auto}
.modal-meta{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);font-size:11px;letter-spacing:.1em}
.modal-meta div{padding:12px 14px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:4px}
.modal-meta div:last-child{border-right:0}
.modal-meta span{color:var(--dim);font-size:10px}
.modal-meta b{font-weight:500}
.modal-frame{position:relative;border:1px solid var(--line);height:min(52vh,520px);background:#0b0b0b}
.modal-frame iframe{position:relative;z-index:1;width:100%;height:100%;border:0;background:#fff}
.frame-fallback{position:absolute;inset:auto 0 50% 0;text-align:center;font-size:11px;letter-spacing:.12em;color:var(--dim);padding:0 20px}
.modal-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap}

/* ---------- RESPONSIVE / DEGRADATION ---------- */
@media (max-width:1200px){
  .nav-links{display:none}
  .nav-meta{margin-left:auto}
}
@media (max-width:900px){
  :root{--nav-h:52px}
  .clock{display:none}
  .hero-static{display:block}
  #gl{display:none}
  .hero-shade{background:linear-gradient(90deg,rgba(5,5,5,.7) 0%,rgba(5,5,5,.35) 100%),linear-gradient(180deg,rgba(5,5,5,0) 0%,rgba(5,5,5,.5) 60%,rgba(5,5,5,1) 100%)}
  .gate,.hud-l,.hud-r{display:none}
  .hud-tl{display:none}
  .problem-grid,.engine-grid,.ask-grid{grid-template-columns:1fr}
  .problem{min-height:0;padding:100px 0}
  .stack{height:auto;min-height:560px}
  .layer{padding:8px 10px;font-size:10px}
  .sticky{position:relative;top:auto}
  .engine-figs{gap:56px}
  .proof-pin{height:auto;padding-bottom:40px}
  .proof-track{flex-direction:column;width:auto;padding:0 var(--gut);gap:20px}
  .panel-intro,.chart{width:100%}
  .chart-body svg{max-height:none}
  .panel-end,.hint,.proof-prog{display:none}
  .moat-grid{grid-template-columns:1fr}
  .cell{min-height:0}
  .cell h3{white-space:normal}
  .spec,.membar{max-height:none;opacity:1}
  .card{grid-template-columns:1fr;min-height:0;position:relative;top:auto;margin-bottom:20px}
  .card-l{border-right:0;border-bottom:1px solid var(--line)}
  .card-r{padding:28px}
  .cart-art{width:150px}
  .card-spec{grid-template-columns:1fr}
  .card-spec div{border-right:0;border-bottom:1px solid var(--line)}
  .card-spec div:last-child{border-bottom:0}
  .modal-meta{grid-template-columns:1fr}
  .modal-meta div{border-right:0;border-bottom:1px solid var(--line)}
  .readout{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:520px){
  .btn-sm{display:none}
  .hud-bl em{display:none}
  .zeros li{font-size:11px;padding:7px 10px}
  .readout dd{font-size:14px}
  .swap-table th{width:auto}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .scrub-text .w{opacity:1}
}
.readout-note{margin-top:14px;max-width:560px;line-height:1.7}
.proof-static .proof-pin{height:auto;min-height:0;padding-bottom:72px}
.proof-static .proof-track{width:auto;padding-bottom:0}
.proof-static .panel-intro{width:100%;max-width:720px}
.readout-note,.proof-static .panel-intro .hint{display:block}

/* Supplied KAILEdge artwork, preserved without cropping or recolouring. */
.nav-logo{display:block;width:42px;height:auto;flex-shrink:0}
.hero-brand{position:absolute;z-index:3;top:calc(var(--nav-h) + 62px);right:8%;width:clamp(180px,19vw,280px);pointer-events:none}
.hero-brand img{display:block;width:100%;height:auto}
@media(max-width:900px){
 .hero-brand{position:relative;top:auto;left:auto;right:auto;width:172px;margin:84px var(--gut) 24px}
 .hero-inner{padding-top:0;padding-bottom:104px}
 .hero{height:auto;min-height:100svh;display:block}
 .prompt{margin-bottom:22px}
}
@media(max-width:380px){.hero-brand{width:156px}}

.robotics-future{font-size:12px;letter-spacing:.12em;color:var(--acc);margin-bottom:16px}


/* ===== PERFORMANCE CHART PANELS (added 2026-10-26, user-reviewed placement) ===== */

/* PREVIEW ADDITION: performance chart panels in The Proof */
.proof-static .proof-track{flex-wrap:wrap;gap:24px}
.proof-static .proof-track .chart{flex:1 1 480px;width:auto;min-width:0}
.proof-static .proof-track .chart-body svg{max-height:none;height:auto}
@media(max-width:900px){.proof-static .proof-track .chart{flex:1 1 100%}}
/* PREVIEW ADDITION: chart entrance animations (final site can wire these to GSAP/ScrollTrigger) */
html.js .chart .a-bar-v{transform-box:fill-box;transform-origin:50% 100%;transform:scaleY(0);transition:transform .9s cubic-bezier(.22,.9,.24,1);transition-delay:var(--d,0s)}
html.js .chart .a-bar-h{transform-box:fill-box;transform-origin:0 50%;transform:scaleX(0);transition:transform .9s cubic-bezier(.22,.9,.24,1);transition-delay:var(--d,0s)}
html.js .chart .a-draw{stroke-dasharray:1200;stroke-dashoffset:1200;transition:stroke-dashoffset 1.4s ease;transition-delay:var(--d,0s)}
html.js .chart .a-fade{opacity:0;transform:translateY(4px);transition:opacity .6s ease,transform .6s ease;transition-delay:var(--d,0s)}
html.js .chart.play .a-bar-v{transform:scaleY(1)}
html.js .chart.play .a-bar-h{transform:scaleX(1)}
html.js .chart.play .a-draw{stroke-dashoffset:0}
html.js .chart.play .a-fade{opacity:1;transform:none}
/* PREVIEW ADDITION: contrast repair scoped to the new proof charts */
.proof .chart .ax{stroke:rgba(245,245,245,.5)}
.proof .chart .grid{stroke:rgba(245,245,245,.13)}
.proof .chart .tick{fill:rgba(245,245,245,.8)}
.proof .chart .c-ideal{stroke:rgba(245,245,245,.9);stroke-width:1.5}
.proof .chart .chart-foot{color:rgba(245,245,245,.75)}
.chart-head{gap:10px;flex-wrap:wrap}
@media(max-width:900px){
 .proof-static .proof-track .chart .tick{font-size:13px}
 .proof-static .proof-track .chart .tick-b,.proof-static .proof-track .chart .tick-acc{font-size:14px}
}

/* ===== PREVIEW ADDITION: 03B sensor input ===== */
.sensors{padding:clamp(72px,10vw,140px) 0;border-top:1px solid var(--line)}
.sensors-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,5vw,80px);align-items:center}
.sensors-note{margin-top:28px;font-size:11px;letter-spacing:.12em;color:rgba(245,245,245,.75)}
.sensors-fig{margin:0;border:1px solid var(--line);background:#070707}
.sens-svg{display:block;width:100%;height:auto;padding:12px 14px}
.sens-svg .sn-box{fill:#070707;stroke:rgba(245,245,245,.5);stroke-width:1}
.sens-svg .sn-seal{stroke:var(--acc)}
.sens-svg .sn-core{fill:rgba(var(--acc-rgb),.06);stroke:var(--acc);stroke-width:1.5}
.sens-svg .sn-hair{stroke:rgba(245,245,245,.3);stroke-width:1}
.sens-svg .sn-t{font-family:var(--mono);font-size:12px;letter-spacing:.08em;fill:rgba(245,245,245,.92)}
.sens-svg .sn-acc{fill:var(--acc)}
.sens-svg .sn-dimt{fill:rgba(245,245,245,.72)}
.sens-svg .sn-dot{fill:var(--acc);animation:snblink 2.4s ease-in-out infinite;animation-delay:var(--d,0s)}
.sens-svg .sn-wires path,.sens-svg path.sn-wires{fill:none;stroke:rgba(245,245,245,.28);stroke-width:1}
.sens-svg .sn-flow path,.sens-svg path.sn-flow{fill:none;stroke:var(--acc);stroke-width:2;stroke-dasharray:6 34;animation:snflow 2.2s linear infinite;animation-delay:var(--d,0s)}
.sens-svg .sn-pulse{fill:none;stroke:var(--acc);stroke-width:1;animation:snpulse 2.4s ease-out infinite}
@keyframes snflow{to{stroke-dashoffset:-40}}
@keyframes snblink{0%,100%{opacity:.35}50%{opacity:1}}
@keyframes snpulse{0%{opacity:.7}100%{opacity:0;transform:scale(1.06);transform-box:fill-box;transform-origin:center}}
@media(max-width:900px){.sensors-grid{grid-template-columns:1fr}.sens-svg .sn-t{font-size:16px}.sens-svg .sn-s{font-size:12.5px}.sens-svg .sn-seal+text,.sens-svg .sn-acc{font-size:13px}}
@media(prefers-reduced-motion:reduce){.sens-svg *{animation:none!important}}

.sens-stack{display:none}
@media(max-width:700px){
 .sens-svg{display:none}
 .sens-stack{display:flex;flex-direction:column;align-items:stretch;gap:0;padding:18px 16px}
 .ss-in{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:13px;letter-spacing:.08em}
 .ss-in li{border:1px solid rgba(245,245,245,.5);padding:12px 12px 12px 28px;position:relative;color:rgba(245,245,245,.92)}
 .ss-in li::before{content:"";position:absolute;left:12px;top:50%;width:6px;height:6px;margin-top:-3px;border-radius:50%;background:var(--acc);animation:snblink 2.4s ease-in-out infinite}
 .ss-in li:nth-child(2)::before{animation-delay:.4s}.ss-in li:nth-child(3)::before{animation-delay:.8s}.ss-in li:nth-child(4)::before{animation-delay:1.2s}.ss-in li:nth-child(5)::before{animation-delay:1.6s}.ss-in li:nth-child(6)::before{animation-delay:2s}
 .ss-arrow{align-self:center;width:2px;height:44px;background:repeating-linear-gradient(to bottom,var(--acc) 0 6px,transparent 6px 14px);background-size:2px 14px;animation:ssflow 1s linear infinite}
 .ss-core,.ss-out{display:flex;flex-direction:column;gap:4px;text-align:center;padding:16px 12px;border:1px solid rgba(245,245,245,.5);font-size:13px;letter-spacing:.08em;color:rgba(245,245,245,.92)}
 .ss-core{border-color:var(--acc);background:rgba(var(--acc-rgb),.06);animation:sscore 2.4s ease-in-out infinite}
 .ss-core b,.ss-seal b{color:var(--acc);font-weight:500}
 .ss-seal{border-color:var(--acc)}
 .ss-core em,.ss-out em{font-style:normal;font-size:12px;color:rgba(245,245,245,.72)}
 .ss-foot{margin:16px 0 0;text-align:center;font-size:12px;letter-spacing:.1em;color:rgba(245,245,245,.72)}
}
@keyframes ssflow{to{background-position:0 14px}}
@keyframes sscore{0%,100%{box-shadow:0 0 0 0 rgba(var(--acc-rgb),0)}50%{box-shadow:0 0 18px 0 rgba(var(--acc-rgb),.25)}}
@media(prefers-reduced-motion:reduce){.sens-stack *{animation:none!important}}
.sensors .h2{font-size:clamp(36px,4vw,64px)}