/* Reflexion V7 site. Night graphite UI around daylight footage; one blue signal; amber only at the authority boundary. */
:root{
  --night:#07090c;--night-2:#0c1016;--night-3:#121821;
  --line:rgba(233,237,242,.12);--line-2:rgba(233,237,242,.22);
  --bone:#e9edf2;--mute:#9aa3af;--dim:#5f6977;
  --signal:#5b9fd6;--signal-hi:#8cc4f2;--signal-glow:rgba(91,159,214,.35);
  --amber:#f0a540;--amber-glow:rgba(240,165,64,.28);
  --ok:#9fd3a8;
  --paper:#ecece6;--paper-ink:#14181e;--paper-mute:#5d6570;
  --gutter:clamp(16px,4.2vw,72px);
  --sans:"Geist",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Geist Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;
  --serif:"Instrument Serif",Georgia,serif;
  --ease:cubic-bezier(.2,.7,.1,1);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{margin:0;background:var(--night);color:var(--bone);font-family:var(--sans);font-size:16.5px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video,canvas{display:block;max-width:100%}
a{color:inherit}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;font-weight:500}
code{font-family:var(--mono)}
::selection{background:var(--signal);color:var(--night)}
.wrap{max-width:1360px;margin:0 auto;padding:0 var(--gutter)}
.grain{position:fixed;inset:-50%;z-index:90;pointer-events:none;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%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");
  animation:grain 1s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}60%{transform:translate(-2%,-1%)}80%{transform:translate(3%,3%)}100%{transform:translate(0,0)}}

/* Type */
.kicker{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute);margin:0 0 20px;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:18px;height:1px;background:var(--signal)}
.kicker-amber::before{background:var(--amber)}
.display{font-size:clamp(34px,4.4vw,72px);line-height:1.02;letter-spacing:-.035em;font-weight:500;margin:0 0 26px}
.display-m{font-size:clamp(30px,3.3vw,54px)}
.display-s{font-size:clamp(26px,2.6vw,40px);line-height:1.08;letter-spacing:-.025em}
.lead{font-size:clamp(19px,1.55vw,23px);line-height:1.38;color:var(--bone);letter-spacing:-.012em}
.strong{color:var(--bone);font-weight:500}
.chapter-text p:not(.kicker):not(.lead):not(.strong),.chapter-head p:not(.kicker):not(.lead):not(.strong){color:var(--mute)}
.dot{width:6px;height:6px;border-radius:50%;background:var(--signal);animation:pulse 2.4s var(--ease) infinite;display:inline-block;flex:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--signal-glow)}70%{box-shadow:0 0 0 9px rgba(91,159,214,0)}100%{box-shadow:0 0 0 0 rgba(91,159,214,0)}}
.stack-label{font:500 10.5px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--dim)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px;border-radius:2px;font:500 14px/1 var(--sans);letter-spacing:.01em;text-decoration:none;cursor:pointer;transition:background .3s var(--ease),color .3s var(--ease),border-color .3s var(--ease);border:1px solid transparent}
.btn-solid{background:var(--bone);color:var(--night)}
.btn-solid:hover{background:var(--signal-hi)}
.btn-ghost{border-color:var(--line-2);color:var(--bone);background:rgba(7,9,12,.25);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:var(--signal);color:var(--signal-hi)}
.btn-link{padding:0 4px;color:var(--bone)}
.btn-link span{transition:transform .3s var(--ease)}
.btn-link:hover span{transform:translateX(5px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,button:focus-visible{outline:2px solid var(--signal);outline-offset:3px}
.btn:disabled{opacity:.5;cursor:wait}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px var(--gutter);transition:background .4s var(--ease),padding .4s var(--ease),border-color .4s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(7,9,12,.9);backdrop-filter:blur(14px) saturate(1.2);padding-top:12px;padding-bottom:12px;border-bottom-color:var(--line)}
.brand{display:flex;flex-direction:column;text-decoration:none;line-height:1}
.brand-word{font:700 19px/1 Arial,Helvetica,sans-serif;letter-spacing:.09em;color:var(--bone)}
.brand-x{color:var(--signal);font-size:1.32em;line-height:.6;vertical-align:-.08em;text-shadow:0 0 14px var(--signal-glow)}
.brand-sub{font:400 8px/1 Arial,Helvetica,sans-serif;letter-spacing:.42em;color:var(--mute);margin-top:4px}
.nav-links{display:flex;gap:30px;font-size:13.5px}
.nav-links a{text-decoration:none;color:var(--mute);transition:color .3s}
.nav-links a:hover,.nav-links a[aria-current=page]{color:var(--bone)}
.nav-cta{height:38px;font-size:13px;padding:0 16px}

/* Hero */
.hero{position:relative;height:100svh;min-height:680px;overflow:hidden;background:#05070a}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 50%;transform:scale(1.06);transition:transform 6s var(--ease),opacity 1.2s;opacity:0}
.hero.is-live .hero-video{transform:scale(1);opacity:1}
.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,7,10,.88) 0%,rgba(5,7,10,.62) 32%,rgba(5,7,10,.1) 62%,rgba(5,7,10,0) 80%),linear-gradient(0deg,rgba(5,7,10,.85) 0%,rgba(5,7,10,0) 32%),linear-gradient(180deg,rgba(5,7,10,.55) 0%,rgba(5,7,10,0) 18%)}
.hero-inner{position:absolute;left:var(--gutter);bottom:max(16vh,120px);max-width:min(860px,62vw);z-index:2}
.hero-title{font-size:clamp(46px,7vw,124px);line-height:.93;letter-spacing:-.048em;font-weight:520;margin:0 0 28px;max-width:11ch}
.hero-title .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.08em;margin-bottom:-.08em}
.hero-title .w>span{display:inline-block;transform:translateY(105%);transition:transform 1.1s var(--ease)}
.hero.is-live .hero-title .w>span{transform:none}
.hero-promise{font-size:clamp(22px,2.3vw,36px);letter-spacing:-.025em;line-height:1.15;margin:0 0 16px;font-weight:450}
.hero-promise span:last-child{color:var(--signal-hi)}
.hero-copy{max-width:540px;color:#c9d0d8;font-size:16.5px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.reveal-up{opacity:0;transform:translateY(16px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.hero.is-live .reveal-up{opacity:1;transform:none}
.hero.is-live .hero-promise{transition-delay:.9s}
.hero.is-live .hero-copy{transition-delay:1.05s}
.hero.is-live .hero-actions{transition-delay:1.2s}
.trace-head{display:flex;align-items:center;gap:10px;font:500 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--mute);padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:12px}
.hero-trace{position:absolute;right:var(--gutter);bottom:max(16vh,120px);width:min(400px,32vw);z-index:2;padding:18px 20px 16px;background:linear-gradient(180deg,rgba(7,9,12,.45),rgba(7,9,12,.72));backdrop-filter:blur(10px);border:1px solid var(--line);opacity:0;transition:opacity 1s 1.6s;font-family:var(--mono)}
.hero.is-live .hero-trace{opacity:1}
.trace{list-style:none;margin:0;padding:0;min-height:140px;display:flex;flex-direction:column;justify-content:flex-end}
.trace li{display:grid;grid-template-columns:62px 1fr;gap:10px;font-size:13px;line-height:1.55;padding:3px 0;transition:opacity .6s var(--ease)}
.trace li .tag{font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);padding-top:3px}
.trace li .txt{color:#d4dae1;overflow-wrap:anywhere}
.trace li.goal .txt,.trace li.goal .tag,.trace li.decide .txt{color:var(--bone)}
.trace li.call .txt{color:var(--signal-hi)}
.trace li.call .tag{color:var(--signal)}
.trace li.refuse .txt,.trace li.refuse .tag{color:var(--amber)}
.trace li.age-1{opacity:.62}.trace li.age-2{opacity:.4}.trace li.age-3{opacity:.24}.trace li.age-4{opacity:.12}
.trace li .caret{display:inline-block;width:.55em;height:1.05em;background:currentColor;vertical-align:-.15em;margin-left:2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.trace-progress{height:1px;background:var(--line);margin-top:12px;position:relative;overflow:hidden}
.trace-progress span{position:absolute;inset:0;background:var(--signal);transform-origin:left;transform:scaleX(0)}
.hero-cycle{position:absolute;left:var(--gutter);bottom:30px;z-index:2;display:flex;flex-wrap:wrap;gap:6px 26px;list-style:none;margin:0;padding:0;font:500 10.5px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:rgba(233,237,242,.3)}
.hero-cycle li{transition:color .8s var(--ease)}
.hero-cycle li.on{color:var(--bone)}

/* Existing robots */
.existing{padding:clamp(100px,14vh,170px) 0 0;position:relative}
.existing-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(32px,6vw,110px);align-items:end}
.existing .display{font-size:clamp(38px,5.4vw,92px);margin:0}
.existing-copy{color:var(--mute);max-width:540px}
.existing-copy .btn{margin-top:8px}
.split-lines .ln{overflow:hidden;vertical-align:top;padding-bottom:.06em;margin-bottom:-.06em}
.band{position:relative;margin:clamp(60px,9vh,110px) 0 0;height:clamp(320px,66vh,720px);overflow:hidden;background:#05070a}
.band video{position:absolute;inset:-6% 0;width:100%;height:112%;object-fit:cover;object-position:50% 45%;will-change:transform}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--night) 0%,rgba(7,9,12,0) 16%,rgba(7,9,12,0) 84%,var(--night) 100%);pointer-events:none}
.equipment{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;overflow:hidden;white-space:nowrap}
.equipment-row{display:inline-flex;align-items:center;gap:clamp(18px,2.4vw,40px);font-size:clamp(30px,4.2vw,68px);letter-spacing:-.03em;font-weight:450;will-change:transform}
.equipment-row span{color:transparent;-webkit-text-stroke:1px rgba(233,237,242,.38);transition:color .5s,-webkit-text-stroke-color .5s}
.equipment-row span.lit{color:var(--bone);-webkit-text-stroke-color:transparent}
.equipment-row span:last-child{-webkit-text-stroke-color:rgba(91,159,214,.7)}
.equipment-row i{font-style:normal;color:var(--dim);font-weight:300}

/* Chapters */
.chapter{padding:clamp(100px,14vh,170px) 0}
.chapter.alt{background:var(--night-2)}
.chapter-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,5vw,90px);align-items:center}
.chapter-grid.reverse{grid-template-columns:minmax(0,6fr) minmax(0,6fr)}
.chapter-head{max-width:1100px;margin-bottom:clamp(36px,6vh,64px)}
.two-col{display:grid;grid-template-columns:1fr 1.2fr;gap:clamp(24px,4vw,64px);align-items:start}

/* Film with synchronised captions */
.film{position:relative;margin:0;background:#05070a;border:1px solid var(--line);overflow:hidden}
.film-media{position:relative}
.film video{width:100%;aspect-ratio:16/9;object-fit:cover}
.film-caption{position:absolute;left:0;right:0;bottom:0;padding:70px 26px 22px;background:linear-gradient(0deg,rgba(5,7,10,.88),rgba(5,7,10,.55) 55%,rgba(5,7,10,0));pointer-events:none}
.now-kind{display:inline-flex;align-items:center;gap:9px;font:500 10.5px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--mute);margin-bottom:10px}
.now-kind::before{content:"";width:7px;height:7px;border:1px solid currentColor;border-radius:50%}
.now-kind.call{color:var(--signal)}
.now-kind.call::before{background:var(--signal);border-color:var(--signal);box-shadow:0 0 12px var(--signal)}
.now-kind.obs{color:var(--bone)}
.now-kind.decide{color:var(--bone)}
.now-kind.decide::before{background:var(--bone)}
.now-kind.refuse{color:var(--amber)}
.now-kind.refuse::before{background:var(--amber);border-color:var(--amber);box-shadow:0 0 12px var(--amber)}
.now-kind.change{color:var(--signal-hi)}
.now-kind.change::before{background:var(--signal-hi);border-color:var(--signal-hi);box-shadow:0 0 14px var(--signal-hi)}
.now-text{font-size:clamp(22px,2.3vw,36px);line-height:1.1;letter-spacing:-.025em;margin:0}
.now-text.is-call{font-family:var(--mono);letter-spacing:-.04em;color:var(--signal-hi);font-weight:400}
.now-text.is-refuse{color:var(--amber)}
.film-steps{list-style:none;margin:0;padding:12px 18px;display:flex;flex-wrap:wrap;gap:6px 18px;border-top:1px solid var(--line);background:var(--night-2);font:400 12px/1.5 var(--mono);color:var(--dim)}
.film-steps li{display:flex;align-items:center;gap:7px;transition:color .4s}
.film-steps li::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.6}
.film-steps li.done{color:var(--mute)}
.film-steps li.now{color:var(--bone)}
.film-steps li.now.call{color:var(--signal-hi)}
.film-steps li.now.refuse,.film-steps li.done.refuse{color:var(--amber)}
.film-steps li.now.change{color:var(--signal-hi)}
.film-amber{border-color:rgba(240,165,64,.35)}
.film.is-refused{box-shadow:0 0 0 1px var(--amber),0 0 70px -12px var(--amber-glow)}
.loop-words{display:flex;justify-content:space-between;gap:12px;margin:28px 0 0;font:500 11px/1 var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--dim)}
.loop-words span{transition:color .4s}
.loop-words span.on{color:var(--signal-hi)}

/* Humanoid: scroll drives the run toward the viewer, then the inspection plays */
.humanoid{background:#05070a}
.humanoid-stage{position:relative;height:100svh;min-height:620px;overflow:hidden}
.hum-run,.hum-inspect{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .9s var(--ease)}
.hum-run{object-position:30% 50%;transform-origin:62% 60%;will-change:transform}
.hum-inspect{opacity:0}
.humanoid.is-inspecting .hum-inspect{opacity:1}
.humanoid.is-inspecting .hum-run{opacity:0}
.hum-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,7,10,.82) 0%,rgba(5,7,10,.35) 38%,rgba(5,7,10,0) 62%),linear-gradient(0deg,rgba(5,7,10,.85) 0%,rgba(5,7,10,0) 38%),linear-gradient(180deg,rgba(5,7,10,.5) 0%,rgba(5,7,10,0) 20%)}
.hum-copy{position:absolute;left:var(--gutter);top:max(15vh,100px);max-width:520px;z-index:2}
.hum-copy p:not(.kicker){color:#c9d0d8}
.hum-now{position:absolute;left:var(--gutter);bottom:max(11vh,80px);z-index:2;max-width:min(820px,84vw)}
.hum-progress{position:absolute;left:var(--gutter);right:var(--gutter);bottom:max(6vh,40px);height:1px;background:var(--line-2);z-index:2}
.hum-progress span{position:absolute;inset:0;background:var(--signal);transform-origin:left;transform:scaleX(0)}
@media (max-width:640px){.hum-copy{top:84px}.hum-copy .display{font-size:30px}.hum-shade{background:linear-gradient(180deg,rgba(5,7,10,.9) 0%,rgba(5,7,10,.55) 42%,rgba(5,7,10,.2) 60%,rgba(5,7,10,.9) 100%)}}

/* Brains card */
.stack-card{border:1px solid var(--line-2);background:linear-gradient(180deg,rgba(18,24,33,.9),rgba(7,9,12,.9));padding:clamp(22px,3vw,40px)}
.stack-row{display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.stack-row.changing{border:1px solid rgba(91,159,214,.4);padding:18px;background:rgba(91,159,214,.06)}
.stack-row.changing .stack-label{color:var(--signal)}
.stack-value{font-size:clamp(17px,1.4vw,21px);letter-spacing:-.01em}
.stack-caps{display:flex;flex-wrap:wrap;gap:10px}
.stack-caps code{font-size:clamp(17px,1.5vw,22px);color:var(--signal-hi);border:1px solid var(--line-2);padding:6px 12px}
.stack-arrow{height:22px;margin-left:138px;border-left:1px dashed var(--line-2)}
.stack-note{margin:18px 0 0;font:400 12px/1.5 var(--mono);color:var(--dim)}
.flap{font-family:var(--mono);font-size:clamp(19px,1.9vw,30px);letter-spacing:-.02em;color:var(--bone);white-space:nowrap}
.flap .ch{display:inline-block;min-width:.6em;text-align:center}
.flap .ch.scr{color:var(--signal)}
.flap-lg{font-size:clamp(24px,2.8vw,44px)}

/* Underneath */
.underneath{position:relative;padding:clamp(110px,16vh,190px) 0;overflow:hidden;background:#05070a}
.under-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.under-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,7,10,.95) 0%,rgba(5,7,10,.75) 45%,rgba(5,7,10,.35) 100%)}
.under-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,110px);align-items:center}
.under-board{display:flex;flex-direction:column;gap:14px;border-left:1px solid var(--line-2);padding-left:clamp(20px,3vw,48px)}
.core-call{font-size:clamp(38px,5.4vw,92px);letter-spacing:-.055em;line-height:1;color:var(--bone);white-space:nowrap;margin-bottom:22px}
.core-call .paren{color:var(--signal)}

/* Robots stage */
.robots-stage{position:relative;margin:0;aspect-ratio:16/10;background:#05070a;border:1px solid var(--line);overflow:hidden}
.robots-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.1s var(--ease)}
.robots-stage video.is-on{opacity:1}
.robots-overlay{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;padding:60px 22px 20px;background:linear-gradient(0deg,rgba(5,7,10,.88),rgba(5,7,10,0))}
.robots-task{display:flex;gap:10px;flex-wrap:wrap}
.robots-task code{font-size:clamp(14px,1.3vw,18px);color:var(--signal-hi);background:rgba(7,9,12,.6);border:1px solid var(--line-2);padding:6px 10px}
.robots-name{display:flex;flex-direction:column;align-items:flex-end;gap:8px}
.robots-dots{position:absolute;top:16px;right:16px;display:flex;gap:6px;list-style:none;margin:0;padding:0}
.robots-dots li{width:22px;height:2px;background:rgba(233,237,242,.3)}
.robots-dots li.on{background:var(--bone)}

/* Cadence */
.cadence{position:relative;padding:clamp(110px,16vh,180px) 0 clamp(90px,12vh,140px);overflow:hidden;background:#05070a}
.cadence-video{position:absolute;right:0;top:0;width:60%;height:62%;object-fit:cover;opacity:.75}
.cadence-shade{position:absolute;inset:0;background:linear-gradient(90deg,#05070a 40%,rgba(5,7,10,.5) 70%,rgba(5,7,10,.2)),linear-gradient(0deg,#05070a 42%,rgba(5,7,10,0) 70%)}
.cadence .wrap{position:relative;z-index:2}
.cadence-head{max-width:640px}
.cadence-head p:not(.kicker):not(.lead){color:var(--mute)}
.scope{position:relative;margin-top:clamp(48px,8vh,90px);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:18px 0}
.scope canvas{width:100%;height:clamp(220px,30vh,300px)}
.scope-labels{position:absolute;left:0;top:18px;bottom:18px;display:flex;flex-direction:column;justify-content:space-between;pointer-events:none;font:500 10px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase}
.lbl-brain{color:var(--signal);padding-top:14px}
.lbl-robot{color:var(--mute);padding-bottom:22px}
.scope-log{position:absolute;right:0;top:22px;font:400 12px/1.6 var(--mono);color:var(--mute);text-align:right;min-width:240px}
.scope-log .b{color:var(--signal-hi)}
.scope-log .r{color:var(--bone)}
.scope-btn{position:absolute;right:0;bottom:-24px;transform:translateY(100%);height:40px;font-size:13px}
.adapt{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,72px);margin-top:clamp(100px,13vh,140px)}
.adapt p{font-size:clamp(22px,2.2vw,34px);letter-spacing:-.025em;line-height:1.15;margin:0}
.adapt p span{color:var(--mute)}

/* Memory */
.memory{position:relative;padding:clamp(110px,16vh,180px) 0;overflow:hidden;background:var(--night-2)}
.memory-video{position:absolute;left:0;top:0;width:55%;height:100%;object-fit:cover;opacity:.35}
.memory-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,16,22,.55),var(--night-2) 52%)}
.memory-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,110px);align-items:center}
.resume{border:1px solid var(--line-2);background:rgba(7,9,12,.75);backdrop-filter:blur(8px);padding:24px 26px}
.resume-head{display:flex;align-items:center;gap:10px;font-size:15px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:8px}
.resume-steps{list-style:none;margin:0 0 18px;padding:0}
.resume-steps li{display:grid;grid-template-columns:34px 1fr;gap:10px;padding:9px 0;font-size:14.5px;color:var(--mute);border-bottom:1px dashed var(--line);opacity:.25;transform:translateY(6px);transition:opacity .6s var(--ease),transform .6s var(--ease),color .6s}
.resume-steps li span{font:500 11px/1.9 var(--mono);color:var(--dim)}
.resume-steps li.in{opacity:1;transform:none}
.resume-steps li[data-state=done].in{color:var(--bone)}
.resume-steps li[data-state=done] span{color:var(--ok)}
.resume-steps li[data-state=pause].in{color:var(--bone)}
.resume-steps li[data-state=pause] span{color:var(--mute)}
.resume-steps li[data-state=gap]{border-bottom-style:none;font-style:italic}
.resume-steps li[data-state=resume].in{color:var(--signal-hi)}
.resume-steps li[data-state=resume] span{color:var(--signal)}
.resume-context{padding:16px 18px;background:rgba(91,159,214,.07);border:1px solid rgba(91,159,214,.28);opacity:0;transition:opacity .8s var(--ease)}
.resume-context.in{opacity:1}
.resume-context ul{list-style:none;margin:10px 0 0;padding:0;font-size:14px;color:#d4dae1}
.resume-context li{padding:4px 0}
.resume-context b{display:inline-block;min-width:118px;font:500 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--signal)}
.resume-context code{color:var(--signal-hi)}

/* Foundry */
.grow{border-top:1px solid var(--line);padding-top:clamp(28px,5vh,48px)}
.ghost{position:relative;display:inline-block;font-size:clamp(30px,5.6vw,96px);letter-spacing:-.055em;line-height:1;color:transparent;-webkit-text-stroke:1px rgba(233,237,242,.4);white-space:nowrap;margin-bottom:clamp(28px,5vh,48px)}
.ghost::after{content:attr(data-text);position:absolute;left:0;top:0;color:var(--bone);-webkit-text-stroke:0;clip-path:inset(0 calc(100% - var(--fill,0%)) 0 0)}
.grow-path{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);position:relative;border-top:1px solid var(--line)}
.grow-path::before{content:"";position:absolute;left:0;top:-1px;height:1px;width:var(--prog,0%);background:var(--signal);box-shadow:0 0 12px var(--signal)}
.grow-path li{padding:18px 18px 0 0;opacity:.3;transition:opacity .5s}
.grow-path li.on{opacity:1}
.grow-path b{display:block;font-weight:500;font-size:clamp(17px,1.5vw,23px);letter-spacing:-.02em;margin-bottom:4px}
.grow-path span{font-size:13.5px;color:var(--mute)}
.grow-path li.on b{color:var(--signal-hi)}
.grow-path .grow-end b{color:var(--bone)}
.grow-path .grow-end.on b{color:var(--bone)}

/* Learning vs deployment */
.admit-visual{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px}
.candidate{display:flex;align-items:center;gap:12px;font:500 13px/1.3 var(--mono);color:var(--signal-hi);border:1px dashed var(--signal);padding:16px 18px;max-width:200px}
.admit-arrow{position:relative;height:1px;background:repeating-linear-gradient(90deg,var(--line-2) 0 6px,transparent 6px 12px)}
.admit-arrow span{position:absolute;left:50%;top:-26px;transform:translateX(-50%);white-space:nowrap;font:400 11px/1 var(--mono);color:var(--dim)}
.authority{width:clamp(150px,18vw,260px);aspect-ratio:1;border:1px solid var(--amber);box-shadow:0 0 50px -12px var(--amber-glow),inset 0 0 40px -20px var(--amber-glow);display:grid;place-items:center;position:relative}
.authority span{font:500 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--amber)}
.authority::before,.authority::after{content:"";position:absolute;width:12px;height:12px;border:1px solid var(--amber)}
.authority::before{left:-6px;top:-6px;border-right:0;border-bottom:0}
.authority::after{right:-6px;bottom:-6px;border-left:0;border-top:0}

/* Safety */
.safety{background:var(--night)}
.growth{display:grid;grid-template-columns:1fr 1.4fr 1fr;align-items:center;gap:24px;margin-top:clamp(50px,8vh,90px);padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.growth-brain,.growth-frame{display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.growth b{font-weight:500;font-size:14px}
.growth-brain span:last-child,.growth-frame span:last-child{font:400 10px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--mute)}
.orb{width:var(--orb,26px);height:var(--orb,26px);border-radius:50%;background:radial-gradient(circle at 40% 35%,var(--signal-hi),var(--signal) 45%,rgba(91,159,214,.1) 72%);box-shadow:0 0 calc(var(--orb,26px)*.9) var(--signal-glow);margin:calc((90px - var(--orb,26px))/2) 0}
.frame{width:70px;height:70px;border:1px solid var(--amber);box-shadow:0 0 30px -10px var(--amber-glow);margin:10px 0}
.growth-line{text-align:center;font-size:clamp(20px,2vw,30px);letter-spacing:-.025em;line-height:1.15;margin:0}

/* Evidence */
.evidence{padding:clamp(100px,14vh,160px) 0;background:var(--night-2)}
.evidence-head{max-width:760px}
.evidence-head p:not(.kicker):not(.lead){color:var(--mute)}
.ledger{margin:clamp(36px,6vh,60px) 0 0;border-top:1px solid var(--line-2)}
.ledger-row{display:grid;grid-template-columns:1.2fr 1.1fr 1fr 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line);font-size:14.5px;color:#d4dae1;align-items:baseline}
.ledger-row code{color:var(--signal-hi);font-size:13.5px}
.ledger-th span{font:500 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--dim)}
.ledger .ok{color:var(--ok)}
.ledger .no{color:var(--amber)}
.ledger .nil{color:var(--dim)}

/* Flywheel, digital */
.fly{padding:clamp(100px,14vh,160px) 0}
.fly-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,110px);align-items:center}
.blocks{display:flex;flex-direction:column;gap:22px}
.brow{display:grid;grid-template-columns:70px 1fr;align-items:center;gap:18px}
.brow>span{font:500 10px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
.bcells{display:grid;grid-template-columns:repeat(12,1fr);gap:5px}
.bcells i{aspect-ratio:1;border:1px solid var(--line);transition:background .5s var(--ease),border-color .5s,transform .5s var(--ease);transform:scale(.6)}
.bcells i.new{background:var(--signal);border-color:var(--signal);transform:none;box-shadow:0 0 14px -2px var(--signal-glow)}
.bcells i.reused{background:rgba(233,237,242,.78);border-color:transparent;transform:none}
.fly-legend{display:flex;gap:28px;margin-top:30px;font:500 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--mute)}
.fly-legend span{display:flex;align-items:center;gap:8px}
.sq{width:10px;height:10px;display:inline-block}
.sq.new{background:var(--signal)}.sq.reused{background:rgba(233,237,242,.78)}
.digital{padding:clamp(70px,10vh,110px) 0;border-top:1px solid var(--line)}
.digital-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,110px)}
.digital p{color:var(--mute)}

/* Paper: proof and journal */
.paper{background:var(--paper);color:var(--paper-ink);padding:clamp(100px,14vh,160px) 0;color-scheme:light}
.paper .kicker{color:var(--paper-mute)}
.paper .kicker::before{background:var(--paper-ink)}
.serif{font-family:var(--serif);font-weight:400;letter-spacing:-.01em}
.proof{display:grid;grid-template-columns:2fr 1fr;gap:clamp(24px,4vw,64px);align-items:stretch;margin-bottom:clamp(70px,10vh,110px)}
.proof-main{text-decoration:none;border-top:2px solid var(--paper-ink);padding-top:26px}
.proof-logo{display:block;height:44px;width:auto;margin-bottom:4px}
.proof-main h3{font-size:clamp(32px,3.6vw,56px);line-height:1;margin:14px 0 18px}
.proof-main p{color:var(--paper-mute);max-width:640px}
.proof-side{display:flex;flex-direction:column;justify-content:flex-end;gap:16px;text-decoration:none;border-top:1px solid rgba(20,24,30,.25);padding-top:26px}
.proof-side img{height:72px;width:auto;align-self:flex-start}
.proof-side p{margin:0;font-size:15px}
.feature{display:grid;grid-template-columns:140px 1.1fr 1fr;gap:clamp(20px,3vw,48px);text-decoration:none;padding:34px 0;border-top:1px solid rgba(20,24,30,.9);border-bottom:1px solid rgba(20,24,30,.18);align-items:start}
.feature-kicker{font:500 10px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--paper-mute);padding-top:12px}
.feature h3{font-size:clamp(30px,3.2vw,52px);line-height:1}
.feature p{color:var(--paper-mute);font-size:15px}
.feature-link{font-size:14px;font-weight:500}
.feature:hover h3,.proof-main:hover h3{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:6px}
.timeline{list-style:none;margin:clamp(40px,6vh,70px) 0 0;padding:0}
.timeline li{display:grid;grid-template-columns:140px 1fr;gap:clamp(20px,3vw,48px);padding:24px 0;border-bottom:1px solid rgba(20,24,30,.14)}
.timeline time{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--paper-mute);padding-top:7px}
.timeline h4{font-family:var(--serif);font-weight:400;font-size:clamp(24px,2.2vw,32px);line-height:1.05;margin-bottom:8px}
.timeline p{color:var(--paper-mute);max-width:680px;margin:0 0 8px;font-size:15px}
.timeline a,.all-writing a{font-size:14px;font-weight:500;text-decoration:none}
.timeline a:hover,.all-writing a:hover{text-decoration:underline}
.timeline .upcoming time{color:#2e6aa0}
.all-writing{margin:30px 0 0}

/* Contact */
.contact{padding:clamp(110px,16vh,180px) 0 clamp(60px,8vh,90px);background:#05070a;position:relative;overflow:hidden}
.contact::before{content:"";position:absolute;right:-10%;top:-20%;width:60%;height:120%;background:radial-gradient(closest-side,rgba(91,159,214,.10),transparent);pointer-events:none}
.contact-grid{position:relative;display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(40px,6vw,110px);align-items:start}
.contact-title{font-size:clamp(40px,5.6vw,92px);line-height:.98;letter-spacing:-.045em;margin-bottom:34px}
.maybe{list-style:none;margin:0 0 28px;padding:0}
.maybe li{font-size:clamp(17px,1.4vw,20px);line-height:1.35;letter-spacing:-.01em;padding:10px 0;border-bottom:1px solid var(--line);color:var(--mute)}
.maybe li.lit{color:var(--bone)}
.contact-copy{color:var(--mute);max-width:520px}
.closing-line{position:relative;margin-top:clamp(70px,10vh,110px);font-size:clamp(26px,3vw,46px);letter-spacing:-.03em;color:var(--signal-hi)}
.brief{display:flex;flex-direction:column;gap:18px}
.brief label{display:flex;flex-direction:column;gap:8px}
.brief label>span{font:500 10px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
.brief input:not([type=checkbox]),.brief textarea{background:transparent;border:0;border-bottom:1px solid var(--line-2);color:var(--bone);font:400 17px/1.4 var(--sans);padding:8px 0;resize:vertical;transition:border-color .3s}
.brief input:focus,.brief textarea:focus{outline:none;border-bottom-color:var(--signal)}
.brief .norobot{flex-direction:row;align-items:center;gap:12px;cursor:pointer}
.brief .norobot span{font:400 15px/1.3 var(--sans);letter-spacing:0;text-transform:none;color:var(--bone)}
.brief .norobot input{width:16px;height:16px;accent-color:var(--signal)}
.brief .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.robot-field{transition:opacity .4s}
.robot-field.off{opacity:.3}
.brief-trace{border:1px solid var(--line);background:rgba(7,9,12,.7);padding:14px 16px}
.brief-trace pre{margin:0;font:400 13px/1.65 var(--mono);color:var(--signal-hi);white-space:pre-wrap;word-break:break-word;min-height:5em}
.brief-trace pre .m{color:var(--dim)}
.brief-trace pre .o{color:#d4dae1}
.brief .btn{align-self:flex-start}
.form-note{font:400 12.5px/1.5 var(--sans);color:var(--dim);margin:0}
.form-note a{color:var(--mute)}

.footer{border-top:1px solid var(--line);padding:28px 0;background:#05070a;font-size:13px;color:var(--mute)}
.footer-grid{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer a{text-decoration:none}
.footer a:hover{color:var(--bone)}
.footer-links{display:flex;gap:22px;flex-wrap:wrap}

/* Sub pages */
.page-hero{position:relative;min-height:78svh;display:flex;align-items:flex-end;padding:140px 0 clamp(60px,10vh,110px);overflow:hidden;background:#05070a}
.page-hero video,.page-hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.75}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,7,10,.92) 0%,rgba(5,7,10,.6) 45%,rgba(5,7,10,.15) 100%),linear-gradient(0deg,rgba(5,7,10,.9),rgba(5,7,10,0) 45%)}
.page-hero .wrap{position:relative;z-index:2;width:100%}
.page-title{font-size:clamp(44px,6.4vw,110px);line-height:.95;letter-spacing:-.045em;max-width:13ch;margin:0 0 26px}
.page-sub{font-size:clamp(20px,1.9vw,28px);line-height:1.3;letter-spacing:-.015em;max-width:760px;color:#d4dae1;margin:0}
.prose{padding:clamp(80px,12vh,140px) 0;border-bottom:1px solid var(--line)}
.prose-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:clamp(28px,5vw,90px)}
.prose-grid h2{font-size:clamp(28px,3vw,46px);line-height:1.05;letter-spacing:-.03em}
.prose-grid p{color:var(--mute);font-size:17.5px}
.prose-grid p.lead{color:var(--bone)}
.prose-grid .caps{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.prose-grid .caps code{font-size:clamp(16px,1.4vw,20px);color:var(--signal-hi);border:1px solid var(--line-2);padding:6px 12px}
.big-lines{padding:clamp(80px,12vh,140px) 0;border-bottom:1px solid var(--line)}
.big-lines p{font-size:clamp(34px,5vw,84px);line-height:1.02;letter-spacing:-.04em;margin:0}
.big-lines p:nth-child(2){color:var(--mute)}
.big-lines p:nth-child(3){color:var(--signal-hi)}
.kinds{list-style:none;margin:28px 0 0;padding:0;border-top:1px solid var(--line)}
.kinds li{display:flex;align-items:baseline;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);font-size:clamp(20px,2vw,30px);letter-spacing:-.02em}
.kinds li span{font:500 11px/1 var(--mono);letter-spacing:.14em;color:var(--signal);min-width:30px}
.page-cta{padding:clamp(90px,13vh,150px) 0;text-align:left}
.page-cta h2{font-size:clamp(36px,4.6vw,76px);line-height:1;letter-spacing:-.04em;margin:0 0 30px}

/* Links to the detailed chapter */
.more{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-size:14.5px;font-weight:500;color:var(--signal-hi);text-decoration:none;border-bottom:1px solid rgba(140,196,242,.35);padding-bottom:3px}
.more span{transition:transform .3s var(--ease)}
.more:hover span{transform:translateX(4px)}
.more-dark{color:var(--paper-ink);border-bottom-color:rgba(20,24,30,.35);margin-top:0}

/* Homepage: the four axes */
.axes-stage{position:relative;margin:0;aspect-ratio:16/8;min-height:420px;background:#05070a;border:1px solid var(--line);overflow:hidden}
.axes-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.1s var(--ease)}
.axes-stage video.is-on{opacity:1}
.axes-stage::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,7,10,.92) 0%,rgba(5,7,10,.55) 34%,rgba(5,7,10,0) 62%);pointer-events:none}
.axes-board{position:absolute;left:0;right:0;bottom:0;z-index:2;display:grid;grid-template-columns:1fr 1.5fr 1fr 1fr;border-top:1px solid var(--line-2)}
.axes-cell{display:flex;flex-direction:column;gap:10px;padding:18px 22px;border-right:1px solid var(--line);transition:background .6s var(--ease)}
.axes-cell:last-child{border-right:0}
.axes-cell .flap{font-size:clamp(16px,1.5vw,22px)}
.axes-cell.changed{background:rgba(91,159,214,.12)}
.axes-core{background:rgba(7,9,12,.55)}
.axes-core .stack-label{color:var(--signal)}
.axes-core code{font-size:clamp(22px,2.4vw,38px);letter-spacing:-.04em;color:var(--bone);white-space:nowrap}
.axes-core .paren{color:var(--signal)}

/* Homepage: proof strip */
.proof-strip{background:var(--paper);color:var(--paper-ink);padding:34px 0;color-scheme:light}
.proof-strip-grid{display:grid;grid-template-columns:1.4fr 1fr auto;gap:clamp(20px,4vw,56px);align-items:center}
.proof-strip-grid a{display:flex;align-items:center;gap:18px;text-decoration:none;font-size:14.5px;line-height:1.45;color:var(--paper-ink)}
.proof-strip-grid img{height:40px;width:auto;flex:none}
.proof-strip-grid a:nth-child(2) img{height:48px}

/* /os chapter tabs */
.os-tabs{position:sticky;top:61px;z-index:30;background:rgba(7,9,12,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.os-tabs-row{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.os-tabs-row::-webkit-scrollbar{display:none}
.os-tabs a{flex:none;padding:16px 16px 14px;font-size:14px;text-decoration:none;color:var(--mute);border-bottom:2px solid transparent;transition:color .3s,border-color .3s}
.os-tabs a:hover{color:var(--bone)}
.os-tabs a[aria-selected=true]{color:var(--bone);border-bottom-color:var(--signal)}
.os-panel[hidden]{display:none}
.panel-next{padding:clamp(40px,7vh,70px) var(--gutter);display:flex;justify-content:flex-end}
.panel-next a{font-size:clamp(18px,1.6vw,24px);letter-spacing:-.015em;text-decoration:none;color:var(--signal-hi)}
.panel-next a:hover{text-decoration:underline;text-underline-offset:6px}

/* Journal page */
body[data-page=journal] .nav{background:rgba(7,9,12,.94);border-bottom-color:var(--line)}
.journal-top{padding:150px 0 40px;background:var(--paper);color:var(--paper-ink);color-scheme:light}
.journal-top .kicker{color:var(--paper-mute)}
.journal-top .kicker::before{background:var(--paper-ink)}
.paper-page{padding-top:clamp(30px,5vh,60px)}
.articles-head{margin-top:clamp(60px,9vh,100px)}
.articles{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:0 clamp(24px,4vw,64px);border-top:1px solid rgba(20,24,30,.9)}
.articles li{border-bottom:1px solid rgba(20,24,30,.14)}
.articles a{display:block;padding:24px 0;text-decoration:none}
.articles h4{font-family:var(--serif);font-weight:400;font-size:clamp(22px,2vw,30px);line-height:1.05;margin:10px 0 8px}
.articles p{color:var(--paper-mute);font-size:14.5px;margin:0}
.articles a:hover h4{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}

/* Responsive */
@media (max-width:1080px){
  .nav-links{display:none}
  .hero-inner{max-width:calc(100vw - 2*var(--gutter));bottom:auto;top:max(17vh,110px)}
  .hero-trace{left:var(--gutter);right:var(--gutter);width:auto;bottom:86px}
  .hero-trace .trace{min-height:92px}
  .proof-strip-grid{grid-template-columns:1fr}
  .existing-grid,.chapter-grid,.chapter-grid.reverse,.under-grid,.memory-grid,.fly-grid,.digital-grid,.contact-grid,.two-col,.prose-grid,.proof{grid-template-columns:1fr}
  .grow-path{grid-template-columns:1fr 1fr;row-gap:14px}
  .admit-visual{grid-template-columns:1fr;justify-items:start}
  .admit-arrow{width:1px;height:50px;background:repeating-linear-gradient(180deg,var(--line-2) 0 6px,transparent 6px 12px);margin-left:20px}
  .admit-arrow span{left:16px;top:50%;transform:translateY(-50%)}
  .adapt{grid-template-columns:1fr}
  .growth{grid-template-columns:1fr}
  .feature{grid-template-columns:1fr}
  .timeline li{grid-template-columns:1fr;gap:8px}
  .ledger-row{grid-template-columns:1fr 1fr;row-gap:6px}
  .ledger-th{display:none}
  .scope-log{position:static;text-align:left;margin-top:12px}
  .scope-btn{position:static;transform:none;margin-top:14px}
  .cadence-video{width:100%;height:42%;opacity:.5}
  .memory-video{width:100%;height:50%}
  .loop-words{flex-wrap:wrap}
}
@media (max-width:640px){
  .axes-board{grid-template-columns:1fr 1fr}
  .axes-core{grid-column:1/-1;order:-1}
  .axes-cell{padding:14px 16px}
  .axes-cell .flap{white-space:normal;font-size:15px;line-height:1.25}
  .axes-stage{aspect-ratio:auto;min-height:560px}
  .articles{grid-template-columns:1fr}
  .os-tabs{top:57px}
  .hero{min-height:720px}
  .hero-cycle{gap:6px 14px;font-size:9px;bottom:22px}
  .hero-trace{bottom:64px;padding:12px 14px}
  .hero-trace .trace li{font-size:11.5px;grid-template-columns:50px 1fr}
  .hero-shade{background:linear-gradient(180deg,rgba(5,7,10,.55) 0%,rgba(5,7,10,.82) 45%,rgba(5,7,10,.95) 100%)}
  .film-caption{padding:40px 16px 14px}
  .now-text{font-size:20px}
  .film-steps{font-size:11px;gap:4px 12px}
  .stack-row{grid-template-columns:1fr;gap:8px}
  .stack-arrow{margin-left:18px}
  .ghost{font-size:clamp(20px,7vw,40px)}
  .grow-path{grid-template-columns:1fr}
  .robots-stage{aspect-ratio:4/5}
  .robots-name{align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  .grain,.dot{animation:none}
  .hero-video{transition:none;transform:none}
  .hero-title .w>span,.reveal-up{transform:none!important;transition:none!important;opacity:1!important}
}