:root{--bg:#04050a;--bg2:#070a14;--ink:#eef3ff;--mute:#97a0ba;--cy:#2ef2ff;--cy2:#0fb8d8;--gold:#ffc23d;--red:#ff4d5e;--line:rgba(255,255,255,.09);
--disp:"Big Shoulders Display",Impact,"Arial Narrow",sans-serif;--sans:"Inter Tight",system-ui,-apple-system,"Segoe UI",sans-serif;--mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace}
*{box-sizing:border-box;margin:0;padding:0}
html{overflow-x:clip;background:var(--bg);color:var(--ink);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;scroll-behavior:smooth}
body{overflow-x:clip;background:radial-gradient(1200px 800px at 85% -10%,rgba(46,242,255,.09),transparent 60%),radial-gradient(900px 700px at -10% 30%,rgba(15,184,216,.06),transparent 60%),var(--bg)}
a{color:var(--cy);text-decoration:none}
code,pre,.mono{font-family:var(--mono)}
img,svg,canvas{display:block;max-width:100%}
::selection{background:rgba(46,242,255,.3)}
.grain{position:fixed;inset:0;z-index:90;pointer-events:none;opacity:.06;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.glow-cursor{position:fixed;left:0;top:0;width:520px;height:520px;margin:-260px 0 0 -260px;border-radius:50%;pointer-events:none;z-index:0;background:radial-gradient(circle,rgba(46,242,255,.10),transparent 65%);opacity:0;transition:opacity .5s;will-change:transform}
@media (pointer:fine){body.cur .glow-cursor{opacity:1}}
.glass{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.1);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-radius:20px;box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 24px 70px rgba(0,0,0,.45)}
.wrap{width:min(1180px,calc(100% - 40px));margin:0 auto;position:relative;z-index:2}
section{position:relative}
.pad{padding:clamp(80px,12vw,150px) 0}
/* nav */
.nav{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:60;display:flex;align-items:center;justify-content:space-between;gap:18px;width:min(1180px,calc(100% - 20px));padding:8px 8px 8px 16px;border-radius:999px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font:800 22px/1 var(--disp);letter-spacing:.05em;text-transform:uppercase}
.brand img{width:34px;height:34px;flex:none}
.brand span{color:var(--cy)}
.nav nav{display:flex;align-items:center;gap:20px}
.nav nav a{color:var(--mute);font-size:14px;font-weight:500;transition:color .2s}.nav nav a:hover{color:var(--ink)}
.nav .btn,.nav nav a.btn{padding:9px 16px;font-size:13px;color:#001318}
@media (max-width:860px){.nav nav a:not(.btn){display:none}}
/* buttons */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:999px;font:600 15px/1 var(--sans);color:#001318;background:linear-gradient(135deg,#7ff8ff,var(--cy) 45%,var(--cy2));box-shadow:0 0 0 1px rgba(46,242,255,.5),0 10px 40px rgba(46,242,255,.35);transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s;border:0;cursor:pointer;white-space:nowrap}
.btn:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(46,242,255,.8),0 16px 50px rgba(46,242,255,.5)}
.btn.ghost{color:var(--ink);background:rgba(255,255,255,.04);box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1px rgba(46,242,255,.6),0 10px 40px rgba(46,242,255,.15)}
.btn small{font:500 11px var(--mono);opacity:.7}
.btn.sm{padding:9px 14px;font-size:13px}
/* type */
.kicker{display:inline-flex;align-items:center;gap:10px;font:600 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--cy)}
.kicker .dot{width:8px;height:8px;border-radius:50%;background:var(--cy);box-shadow:0 0 12px var(--cy);animation:pulse 1.6s infinite}
@keyframes pulse{50%{opacity:.35}}
h2{font:900 clamp(44px,7.4vw,104px)/.9 var(--disp);text-transform:uppercase;letter-spacing:.005em;margin:18px 0 22px}
h2 em{font-style:normal;color:var(--cy);text-shadow:0 0 40px rgba(46,242,255,.45)}
h3{font:800 26px/1.05 var(--disp);text-transform:uppercase;letter-spacing:.02em}
.lede{color:var(--mute);font-size:clamp(16px,1.6vw,19px);max-width:640px}
.lede b{color:var(--ink);font-weight:600}
.gold{color:var(--gold)}
.sim{display:inline-flex;align-items:center;gap:6px;font:700 11px/1 var(--mono);letter-spacing:.12em;padding:6px 9px;border-radius:6px;color:#ffd98a;background:rgba(255,194,61,.08);border:1px dashed rgba(255,194,61,.45)}
/* hero */
.hero{min-height:100svh;display:flex;align-items:center;overflow:hidden;padding:120px 0 80px}
#sig{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero:after{content:"";position:absolute;inset:auto 0 0;height:30%;background:linear-gradient(transparent,var(--bg));z-index:1;pointer-events:none}
.hero .wrap{display:grid;gap:26px}
.wordmark{font:900 clamp(92px,19vw,290px)/.8 var(--disp);letter-spacing:-.01em;text-transform:uppercase;margin-left:-.04em;text-shadow:0 0 60px rgba(46,242,255,.25)}
.wordmark .ch{background:linear-gradient(180deg,#fff 10%,#c8faff 55%,#3fdcef 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;text-shadow:none}
.wordmark .ch:nth-child(n+4){background:linear-gradient(180deg,#9ffbff 0%,#2ef2ff 55%,#0fb8d8 100%);-webkit-background-clip:text;background-clip:text}
.wordmark .ch{display:inline-block;opacity:0;transform:translateY(.25em) skewY(6deg);filter:blur(8px);animation:chIn .9s cubic-bezier(.2,.8,.2,1) forwards}
@keyframes chIn{to{opacity:1;transform:none;filter:none}}
.hero .tag{font:800 clamp(24px,3.6vw,44px)/1 var(--disp);text-transform:uppercase;letter-spacing:.02em}
.hero .tag span{color:var(--cy)}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.chip{font:500 12px/1 var(--mono);color:var(--mute);padding:8px 11px;border-radius:999px;border:1px solid var(--line);background:rgba(4,5,10,.5);backdrop-filter:blur(6px)}
.chip b{color:var(--ink);font-weight:600}
.hero-head{position:absolute;right:max(20px,calc((100% - 1180px)/2));bottom:90px;z-index:3;width:min(360px,calc(100% - 40px));padding:14px 16px;font:12px/1.5 var(--mono)}
.hero-head .row{display:flex;justify-content:space-between;gap:12px;color:var(--mute)}
.hero-head .row b{color:var(--ink);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-head .row b.ok{color:var(--gold)}
@media (max-width:860px){.hero:after{height:8%}.hero{flex-direction:column;justify-content:center;padding:100px 0 50px}.hero-head{display:none}}
.scrollcue{position:absolute;left:50%;bottom:22px;z-index:3;transform:translateX(-50%);font:600 11px var(--mono);letter-spacing:.2em;color:var(--mute);display:flex;flex-direction:column;align-items:center;gap:8px}
.scrollcue i{width:1px;height:38px;background:linear-gradient(var(--cy),transparent);animation:cue 1.8s infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@media (max-width:860px){.scrollcue{display:none}}
/* marquee */
.marq{border-block:1px solid var(--line);overflow:hidden;padding:16px 0;background:rgba(255,255,255,.015)}
.marq div{display:flex;gap:48px;width:max-content;animation:marq 38s linear infinite;font:800 22px/1 var(--disp);text-transform:uppercase;letter-spacing:.06em;color:#4a5370}
.marq span:nth-child(odd){color:#7e89a8}.marq b{color:var(--cy)}
@keyframes marq{to{transform:translateX(-50%)}}
/* pipeline */
.pipe{height:640vh}
.pipe .stick{position:sticky;top:0;height:100svh;overflow:hidden;display:flex;align-items:center}
.pipe .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:40px;align-items:center;height:100%;padding:90px 0 40px}
.pipe-copy{position:relative}
.pipe-copy h2{font-size:clamp(40px,5.6vw,80px)}
.steps{position:relative;min-height:190px;margin-top:10px}
.step{position:absolute;inset:0;opacity:0;transform:translateY(24px);transition:opacity .5s,transform .5s cubic-bezier(.2,.8,.2,1);pointer-events:none}
.step.on{opacity:1;transform:none}
.step .n{font:600 12px var(--mono);color:var(--cy);letter-spacing:.14em}
.step h3{font-size:clamp(28px,3.2vw,40px);margin:8px 0 10px}
.step p{color:var(--mute);max-width:470px}
.step p code{color:var(--ink);font-size:.88em;background:rgba(255,255,255,.06);padding:1px 6px;border-radius:5px}
.prog{display:flex;gap:6px;margin-top:22px}
.prog i{flex:1;height:3px;border-radius:3px;background:rgba(255,255,255,.1);overflow:hidden;position:relative}
.prog i b{position:absolute;inset:0;background:var(--cy);transform-origin:left;transform:scaleX(0);box-shadow:0 0 10px var(--cy)}
.stage{position:relative;aspect-ratio:1/1;max-height:calc(100svh - 140px);width:100%;margin:auto}
.stage canvas{width:100%;height:100%}
@media (max-width:860px){
 .pipe{height:720vh}
 .pipe .wrap{grid-template-columns:1fr;grid-template-rows:auto 1fr;gap:6px;padding:76px 0 18px;align-content:center}
 .pipe-copy{order:2}
 .pipe-copy h2{display:none}
 .pipe-copy .kicker{display:none}
 .stage{order:1;aspect-ratio:auto;height:50svh;max-height:none}
 .steps{min-height:200px}
 .step h3{font-size:30px}.step p{font-size:15px}
}
.pipe-intro{padding-bottom:0}
/* generic grid */
.two{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(28px,5vw,70px);align-items:center}
@media (max-width:900px){.two{grid-template-columns:1fr}}
/* terminal */
.term{overflow:hidden;padding:0}
.term .bar{display:flex;align-items:center;gap:8px;padding:12px 14px;border-bottom:1px solid var(--line);font:12px var(--mono);color:var(--mute)}
.term .bar i{width:11px;height:11px;border-radius:50%;background:#2a3047}.term .bar i:first-child{background:#3a4566}
.term .bar .sp{flex:1}
.term .live{color:var(--cy);display:flex;align-items:center;gap:6px}.term .live:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cy);box-shadow:0 0 8px var(--cy);animation:pulse 1.2s infinite}
.term pre{height:380px;overflow:hidden;padding:14px 16px;font-size:12px;line-height:1.65;color:#b9c3dc;white-space:pre-wrap;word-break:break-all;mask-image:linear-gradient(transparent,#000 14%)}
.term pre .k{color:var(--cy)}.term pre .s{color:#e6ecff}.term pre .g{color:var(--gold)}.term pre .d{color:#5d6788}.term pre .ev{color:#7ff8ff;font-weight:600}
.term .cmd{display:flex;gap:8px;flex-wrap:wrap;padding:12px 14px;border-top:1px solid var(--line)}
.term .cmd button{font:600 12px var(--mono);color:var(--ink);background:rgba(255,255,255,.05);border:1px solid var(--line);padding:8px 11px;border-radius:8px;cursor:pointer}
.term .cmd button:hover{border-color:rgba(46,242,255,.5);color:var(--cy)}
.api{display:grid;gap:8px;margin-top:26px}
.api div{display:flex;gap:12px;align-items:baseline;font:13px var(--mono);color:var(--mute);border-bottom:1px dashed var(--line);padding-bottom:8px}
.api b{color:var(--cy);font-weight:600;min-width:52px}.api code{color:var(--ink)}
/* challenge */
.chal{padding:clamp(18px,3vw,30px)}
.chal-top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.nonce{font:600 clamp(13px,1.9vw,18px)/1.3 var(--mono);color:var(--ink);word-break:break-all;margin:16px 0 6px;min-height:2.6em}
.nonce span{display:inline-block;transition:color .3s}
.nonce .hot{color:var(--cy);text-shadow:0 0 12px var(--cy)}
.chal-chain{display:flex;gap:8px;align-items:center;margin:22px 0;overflow:hidden;padding:6px 2px}
.blk{flex:0 0 auto;width:62px;height:62px;border-radius:12px;border:1px solid rgba(46,242,255,.25);background:rgba(46,242,255,.05);display:grid;place-items:center;font:600 10px/1.2 var(--mono);color:var(--mute);text-align:center;position:relative;transition:all .5s}
.blk.new{animation:blkIn .6s cubic-bezier(.2,.8,.2,1)}
@keyframes blkIn{from{transform:translateX(30px) scale(.7);opacity:0}}
.blk.nc{border-color:var(--gold);background:rgba(255,194,61,.1);color:var(--gold);box-shadow:0 0 24px rgba(255,194,61,.25)}
.link{flex:0 0 14px;height:2px;background:linear-gradient(90deg,rgba(46,242,255,.5),rgba(46,242,255,.1))}
.pattern{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0 18px}
.pattern span{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-size:18px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--mute);transition:all .4s}
.pattern span.on{color:#001318;background:var(--cy);border-color:var(--cy);box-shadow:0 0 18px rgba(46,242,255,.6)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font:12px/1.5 var(--mono)}
.kv dt{color:var(--mute)}.kv dd{color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kv dd.g{color:var(--gold)}
.note{font-size:13px;color:var(--mute);margin-top:14px}
/* clips */
.clips{padding:clamp(18px,3vw,30px)}
.screen{position:relative;aspect-ratio:16/8;border-radius:14px;overflow:hidden;background:radial-gradient(120% 90% at 50% 120%,#0d5a3a 0%,#073322 40%,#04140f 75%);border:1px solid var(--line)}
.screen .yard{position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0 9.5%,rgba(255,255,255,.12) 9.5% 9.8%);transform:perspective(500px) rotateX(55deg) scale(1.6);transform-origin:50% 100%;opacity:.7}
.screen .scan{position:absolute;inset:0;background:repeating-linear-gradient(transparent 0 2px,rgba(0,0,0,.18) 2px 3px);pointer-events:none}
.bug{position:absolute;left:50%;bottom:7%;transform:translateX(-50%);display:flex;align-items:stretch;border-radius:8px;overflow:hidden;font:800 clamp(13px,2.2vw,20px)/1 var(--disp);letter-spacing:.04em;box-shadow:0 8px 30px rgba(0,0,0,.6);transition:opacity .4s}
.bug>div{padding:8px 12px;display:flex;align-items:center;gap:8px}
.bug .h{background:#1d3b8a}.bug .a{background:#8a1d2c}.bug .c{background:#0b0e18;color:#dfe6ff;font-family:var(--mono);font-size:.8em;font-weight:600}
.bug b{font-size:1.3em;min-width:1.3em;text-align:center}
.bug b.pop{animation:pop .6s}
@keyframes pop{30%{transform:scale(1.5);color:var(--gold)}}
.bug.gone{opacity:0}
.roi{position:absolute;border:1px dashed rgba(46,242,255,.7);border-radius:10px;inset:auto;left:50%;bottom:4%;transform:translateX(-50%);width:min(62%,420px);height:24%;pointer-events:none}
.roi:after{content:"scorebug ROI";position:absolute;top:-18px;left:0;font:600 10px var(--mono);color:var(--cy);letter-spacing:.08em}
.rec{position:absolute;top:10px;left:12px;font:600 11px var(--mono);color:#fff;display:flex;gap:6px;align-items:center}.rec:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--red);animation:pulse 1s infinite}
.flash{position:absolute;inset:0;background:rgba(46,242,255,.25);opacity:0;pointer-events:none}
.flash.go{animation:fl .7s}@keyframes fl{20%{opacity:1}}
.tl{position:relative;height:74px;margin-top:20px}
.tl .track{position:absolute;left:0;right:0;top:34px;height:6px;border-radius:6px;background:rgba(255,255,255,.07)}
.tl .fill{position:absolute;left:0;top:34px;height:6px;border-radius:6px;background:linear-gradient(90deg,var(--cy2),var(--cy));box-shadow:0 0 14px rgba(46,242,255,.6);width:0}
.tl .clip{position:absolute;top:26px;height:22px;border-radius:5px;background:rgba(46,242,255,.18);border:1px solid var(--cy);animation:blkIn .5s}
.tl .clip span{position:absolute;bottom:26px;left:0;white-space:nowrap;font:600 10px var(--mono);color:var(--cy)}
.tl .clip.fin{background:rgba(255,194,61,.18);border-color:var(--gold)}.tl .clip.fin span{color:var(--gold);left:auto;right:0}
.tl .ticks{position:absolute;left:0;right:0;top:54px;display:flex;justify-content:space-between;font:10px var(--mono);color:#5d6788}
.cliplog{font:12px/1.7 var(--mono);color:var(--mute);margin-top:6px;min-height:6.8em}
.cliplog b{color:var(--cy);font-weight:600}.cliplog .g{color:var(--gold)}
/* tamper */
.tamp{padding:clamp(18px,3vw,30px)}
.segs{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin:18px 0}
@media (max-width:700px){.segs{grid-template-columns:repeat(2,minmax(0,1fr))}}
.seg{border-radius:12px;border:1px solid rgba(255,194,61,.45);background:rgba(255,194,61,.05);padding:10px;transition:border-color .35s,background .35s,box-shadow .35s;position:relative}
.seg.bad{border-color:var(--red);background:rgba(255,77,94,.08);box-shadow:0 0 24px rgba(255,77,94,.25);animation:shake .4s}
.seg.tainted{border-color:rgba(255,77,94,.5);background:rgba(255,77,94,.04)}
@keyframes shake{25%{transform:translateX(-3px)}75%{transform:translateX(3px)}}
.seg .t{display:flex;justify-content:space-between;font:600 10px var(--mono);color:var(--mute);margin-bottom:8px}
.seg .t .st{color:var(--gold)}.seg.bad .t .st,.seg.tainted .t .st{color:var(--red)}
.bytes{display:grid;grid-template-columns:repeat(4,1fr);gap:3px}
.bytes button{font:600 11px/1 var(--mono);color:#cbd3ea;background:rgba(255,255,255,.04);border:1px solid transparent;border-radius:5px;padding:7px 0;cursor:pointer;transition:all .2s;min-height:30px}
.bytes button:hover{border-color:var(--cy);color:var(--cy)}
.bytes button.flip{background:var(--red);color:#fff}
.seg .h{font:10px var(--mono);color:#6d7898;margin-top:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.verdict{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:14px 16px;border-radius:12px;font:600 13px/1.4 var(--mono);border:1px solid rgba(255,194,61,.5);background:rgba(255,194,61,.07);color:var(--gold);transition:all .35s}
.verdict.fail{border-color:var(--red);background:rgba(255,77,94,.09);color:#ff8c97}
.verdict .ic{font-size:20px}
.verdict .sp{flex:1}
/* obs */
.wd{padding:clamp(18px,3vw,30px)}
.wd canvas{width:100%;height:220px}
.wd-log{font:12px/1.7 var(--mono);color:var(--mute);min-height:5.4em;margin-top:10px}
.wd-log b{color:var(--cy)}.wd-log .r{color:#ff8c97}.wd-log .g{color:var(--gold)}
.vs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}
.vs>div{padding:18px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.02)}
.vs h4{font:700 12px var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px;color:var(--mute)}
.vs .us{border-color:rgba(46,242,255,.35);background:rgba(46,242,255,.04)}.vs .us h4{color:var(--cy)}
.vs ul{list-style:none;display:grid;gap:8px;font-size:14px;color:var(--mute)}
.vs li:before{content:"— ";color:#4a5370}.vs .us li:before{content:"✓ ";color:var(--cy)}
@media (max-width:560px){.vs{grid-template-columns:1fr}}
/* fit diagram */
.fit svg{width:100%;height:auto}
.fit .flow{stroke-dasharray:6 8;animation:dash 1.2s linear infinite}
@keyframes dash{to{stroke-dashoffset:-28}}
.fit text{font-family:var(--mono)}
.fit-m{display:none}
@media (max-width:700px){.fit-d{display:none}.fit-m{display:block}}
.legend{display:flex;gap:18px;flex-wrap:wrap;margin-top:16px;font:12px var(--mono);color:var(--mute)}
.legend i{display:inline-block;width:18px;height:2px;vertical-align:middle;margin-right:6px;background:var(--cy)}.legend i.g{background:var(--gold)}
/* quickstart */
.code{position:relative;overflow:hidden;padding:0}
.code pre{padding:20px;overflow-x:auto;font-size:13px;line-height:1.75;color:#cbd3ea;-webkit-overflow-scrolling:touch}
.code .c{color:#5d6788}.code .p{color:var(--cy)}.code .f{color:#e6ecff}
.code .copy{position:absolute;top:12px;right:12px;z-index:2}
.dl{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
/* limits */
.lims{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:34px}
@media (max-width:900px){.lims{grid-template-columns:1fr 1fr}}@media (max-width:560px){.lims{grid-template-columns:1fr}}
.lim{padding:22px}
.lim .ic{font:700 11px var(--mono);letter-spacing:.12em;color:var(--cy);text-transform:uppercase}
.lim h3{font-size:24px;margin:10px 0 8px}
.lim p{color:var(--mute);font-size:14.5px}
.lim.no .ic{color:#ff8c97}
/* reveal */
.rv{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}
footer{border-top:1px solid var(--line);padding:50px 0 60px;color:var(--mute);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:flex-end}
footer .big{font:900 clamp(60px,14vw,180px)/.8 var(--disp);text-transform:uppercase;color:transparent;-webkit-text-stroke:1px rgba(46,242,255,.35);width:100%;margin-bottom:24px;letter-spacing:-.01em}
footer nav{display:flex;gap:18px;flex-wrap:wrap}footer a{color:var(--mute)}footer a:hover{color:var(--cy)}
@media (prefers-reduced-motion:reduce){
 *,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
 html{scroll-behavior:auto}
 .wordmark .ch{opacity:1;transform:none;filter:none}
 .rv{opacity:1;transform:none}
 .pipe{height:auto}.pipe .stick{position:relative;height:auto}
 .steps{min-height:0}.step{position:relative;opacity:1;transform:none;margin-bottom:22px}
 .pipe .wrap{height:auto}
}
/* v0.3.x sections */
.phases{position:relative;display:flex;justify-content:space-between;gap:8px;margin:4px 0 18px;padding-top:16px}
.phases:before{content:"";position:absolute;left:0;right:0;top:4px;height:2px;border-radius:2px;background:repeating-linear-gradient(90deg,rgba(46,242,255,.5) 0 2px,transparent 2px 9%)}
.phases .anc{position:absolute;top:0;left:0;width:10px;height:10px;border-radius:50%;background:var(--cy);box-shadow:0 0 12px var(--cy);animation:anc 9s linear infinite}
@keyframes anc{from{left:0}to{left:calc(100% - 10px)}}
.phases .ph{display:inline-flex;align-items:center;gap:7px;font:600 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--mute);padding:7px 10px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.03);animation:phOn 9s infinite}
.phases .ph i{width:7px;height:7px;border-radius:50%;background:#2a3047}
.phases .ph:nth-child(1){animation-delay:.3s}.phases .ph:nth-child(2){animation-delay:3.3s}.phases .ph:nth-child(3){animation-delay:6.3s}
@keyframes phOn{0%,30%{color:var(--cy);border-color:rgba(46,242,255,.6);box-shadow:0 0 18px rgba(46,242,255,.25)}31%,100%{color:var(--mute)}}
.prof{display:grid;gap:8px;margin-top:22px}
.prof div{display:flex;justify-content:space-between;align-items:center;gap:12px;font:13px var(--mono);border-bottom:1px dashed var(--line);padding-bottom:8px;color:var(--ink)}
.pill{font:700 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;padding:6px 9px;border-radius:999px;white-space:nowrap}
.pill.ok{color:var(--cy);border:1px solid rgba(46,242,255,.5);background:rgba(46,242,255,.07)}
.pill.un{color:#ff8c97;border:1px dashed rgba(255,77,94,.5);background:rgba(255,77,94,.05)}
.ladder{padding:clamp(18px,3vw,30px)}
.ladder ol{list-style:none;display:grid;gap:10px;margin:18px 0 4px}
.ladder li{display:grid;grid-template-columns:34px 1fr;gap:2px 12px;align-items:baseline;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.02);transition:border-color .5s,background .5s,box-shadow .5s,opacity .5s;opacity:.45}
.ladder li b{grid-row:span 2;font:700 12px var(--mono);color:var(--mute)}
.ladder li span{color:var(--ink);font-size:15px}
.ladder li em{font:normal 12px var(--mono);color:var(--mute)}
.ladder li.on{opacity:1;border-color:rgba(46,242,255,.45);background:rgba(46,242,255,.05)}
.ladder li.on b{color:var(--cy)}
.ladder li.lock.on{border-color:var(--gold);background:rgba(255,194,61,.08);box-shadow:0 0 26px rgba(255,194,61,.2)}
.ladder li.lock.on b,.ladder li.lock.on span,.ladder li.lock.on em,.ladder li.lock.on code{color:var(--gold)}
.steps2{list-style:none;display:grid;gap:12px;margin-top:24px}
.steps2 li{display:grid;grid-template-columns:30px 1fr;gap:12px;align-items:start}
.steps2 b{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;font:700 12px var(--mono);color:var(--cy);border:1px solid rgba(46,242,255,.5);background:rgba(46,242,255,.06)}
.steps2 p{color:var(--mute);font-size:15px}
.steps2 em{font-style:normal;color:var(--ink)}
.lede code,.lim p code,.note code,.compat code,.prof code{font-size:.88em}
.lede code,.lim p code,.compat p code{color:var(--ink);background:rgba(255,255,255,.06);padding:1px 6px;border-radius:5px}
.kc{display:grid;grid-template-columns:1fr 40px 1fr 40px 1fr 40px 1fr;align-items:stretch;padding:clamp(16px,3vw,26px);margin-top:34px}
.kc .node{padding:16px;border-radius:14px;border:1px solid rgba(46,242,255,.25);background:rgba(46,242,255,.04)}
.kc .node:first-child{border-style:dashed}
.kc .ic{font:700 11px var(--mono);letter-spacing:.12em;color:var(--cy);text-transform:uppercase}
.kc h3{font-size:22px;margin:8px 0 6px}
.kc p{color:var(--mute);font-size:13.5px}
.kc .wire{align-self:center;height:2px;margin:0 6px;background:repeating-linear-gradient(90deg,var(--cy) 0 6px,transparent 6px 14px);background-size:28px 2px;animation:wire 1.2s linear infinite;opacity:.8}
@keyframes wire{to{background-position:28px 0}}
@media (max-width:900px){.kc{grid-template-columns:1fr}.kc .wire{width:2px;height:26px;margin:6px auto;background:repeating-linear-gradient(180deg,var(--cy) 0 6px,transparent 6px 14px);background-size:2px 28px;animation:wirev 1.2s linear infinite}}
@keyframes wirev{to{background-position:0 28px}}
.verd{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:14px}
@media (max-width:900px){.verd{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.verd{grid-template-columns:1fr}}
.verd .v{padding:18px;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.02)}
.verd .v b{font:700 13px var(--mono);letter-spacing:.1em}
.verd .v p{color:var(--mute);font-size:14px;margin-top:8px}
.verd .ok{border-color:var(--cy);background:rgba(46,242,255,.08);box-shadow:0 0 30px rgba(46,242,255,.12)}.verd .ok b{color:var(--cy)}
.verd .pa{border-color:rgba(46,242,255,.35);border-style:dashed}.verd .pa b{color:#9ffbff}
.verd .se b{color:var(--ink)}
.verd .fa{border-color:rgba(255,77,94,.5)}.verd .fa b{color:#ff8c97}
.adv{display:inline-block;margin-top:10px;font:700 10.5px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--cy);padding:6px 9px;border-radius:6px;border:1px dashed rgba(46,242,255,.5);background:rgba(46,242,255,.05)}
.compat{padding:clamp(18px,3vw,28px);margin-top:16px}
.compat p{color:var(--mute);margin-top:10px;max-width:900px}
.compat p b{color:var(--ink)}
@media (prefers-reduced-motion:reduce){.ladder li{opacity:1}.phases .anc{display:none}}
.phases{flex-wrap:wrap}.two>*{min-width:0}
@media (max-width:560px){.phases .ph{padding:6px 8px;font-size:10px;letter-spacing:.06em}}
/* mobile QA 2026-10-17: 44px touch targets, >=11px labels, 320px fit */
@media (pointer:coarse),(max-width:640px){
 .btn,.btn.sm,.nav .brand,.cmd button{min-height:44px}
 .bytes button{min-height:44px}
 footer nav a{display:inline-flex;align-items:center;min-height:44px}
 .ph,.pill,.adv,.st{font-size:11px}
}
@media (max-width:360px){.pill{white-space:normal}}