/* Arcturion Group — v4 "Limb Light" (evolved from v3 "Deep Space"). Always dark.
   Every line on the page is a sliver of the one key light catching an edge. */
@font-face{font-family:Manrope;src:url('assets/manrope-latin.woff2') format('woff2');font-style:normal;font-weight:200 800;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('assets/plex-mono-latin.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}

:root{
  color-scheme:dark;
  --void:#03060f;--void-2:#060b19;--navy:#0b2a6b;--ion:#1a4fd6;--blue:#1a7ed4;--cyan:#5cc8e6;--neon:#8fdcff;
  --silver:#c9d1de;--silver-2:#a9b6c9;
  --text:#f5f9ff;--text-2:#bcc8d9;--text-3:#8e9bb0;
  --line:rgba(201,209,222,.08);--line-2:rgba(201,209,222,.16);
  --display-weight:300;
  --limb:linear-gradient(90deg,transparent 0%,rgba(26,79,214,.22) 14%,rgba(70,140,235,.5) 46%,rgba(143,220,255,.9) 72%,rgba(232,244,255,1) 82%,rgba(92,200,230,.3) 93%,transparent 100%);
  --limb-soft:linear-gradient(90deg,transparent,rgba(143,220,255,.35) 78%,transparent);
  --limb-quiet:linear-gradient(90deg,transparent 0%,rgba(26,79,214,.1) 14%,rgba(70,140,235,.22) 46%,rgba(143,220,255,.4) 72%,rgba(232,244,255,.5) 82%,rgba(92,200,230,.14) 93%,transparent 100%);
  --type-lit:linear-gradient(180deg,#ffffff 0%,#e8f0fb 55%,#c9d1de 100%);
  --r:2px;
  --glow-text:0 0 4px rgba(170,230,255,.9),0 0 10px rgba(80,190,255,.95),0 0 22px rgba(40,150,255,.8),0 0 44px rgba(30,110,255,.55);
  --sans:Manrope,system-ui,sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);--max:1240px;--header:78px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px;background:var(--void)}
body{margin:0;position:relative;min-height:100vh;background:var(--void);color:var(--text);font:400 16.5px/1.7 var(--sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer}
button:disabled{cursor:default;opacity:.55}
[hidden]{display:none!important}
a,button,input,summary{touch-action:manipulation}
:focus-visible{outline:2px solid var(--cyan);outline-offset:5px;border-radius:var(--r)}
::selection{background:rgba(26,126,212,.45);color:#fff}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{font-weight:300;line-height:1.1;letter-spacing:-.035em;color:var(--text);text-wrap:balance}
h1{font-size:clamp(46px,6.4vw,88px);margin-bottom:28px}
h2{font-size:clamp(32px,4.2vw,54px);margin-bottom:24px}
h1,h2{font-weight:var(--display-weight);letter-spacing:-.045em;line-height:.98;background:var(--type-lit);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;padding-bottom:.06em}
h3{font-size:22px;font-weight:400;letter-spacing:-.025em}
h4{font-size:20px;font-weight:400}
h1 span,h2 span{color:var(--silver);-webkit-text-fill-color:var(--silver);font-weight:500}
p{color:var(--text-2);margin-bottom:22px;text-wrap:pretty}
li{color:var(--text-2)}
strong{color:var(--text);font-weight:600}
.wrap{max-width:var(--max);margin-inline:auto;padding-inline:40px;position:relative}
main,.site-footer{position:relative;z-index:1}

/* Labels */
.eyebrow,.tiny-label,.section-label{font:500 12px/1.6 var(--sans);letter-spacing:.06em;color:var(--silver-2);text-transform:none}
.eyebrow{margin-bottom:22px}
.line-dot{display:none}
.tiny-label{display:block}
.disclosure{font-size:12.5px;line-height:1.9;color:var(--text-3);letter-spacing:.01em}
.small{font-size:13px!important;line-height:1.75!important;color:var(--text-3)}

/* Skip link */
.skip{position:fixed;left:20px;top:-100px;z-index:30;padding:12px 20px;background:var(--text);color:var(--void);border-radius:var(--r);font-weight:600}
.skip:focus{top:12px}

/* Deep-space backdrop */
.cosmos-band{position:absolute;top:0;left:0;right:0;height:680px;z-index:0;pointer-events:none;overflow:hidden;background:var(--void);-webkit-mask-image:linear-gradient(#000 55%,transparent);mask-image:linear-gradient(#000 55%,transparent)}
.cosmos-band--home,.cosmos-band--lost{height:100vh;height:100svh;min-height:680px;max-height:1080px;background-image:url('assets/cosmos-home.webp');-webkit-mask-image:linear-gradient(#000 82%,transparent);mask-image:linear-gradient(#000 82%,transparent)}
.cosmos{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity 1.4s var(--ease)}
.cosmos.is-live{opacity:1}

/* Header */
@view-transition{navigation:auto}
::view-transition-old(root),::view-transition-new(root){animation-duration:.45s;animation-timing-function:var(--ease)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(3,6,15,.86);border-bottom:1px solid transparent;view-transition-name:site-header}
@supports (animation-timeline:scroll()){
  .site-header{background:transparent;animation:header-solid linear both;animation-timeline:scroll(root);animation-range:0 160px}
  @keyframes header-solid{to{background:rgba(3,6,15,.88);border-bottom-color:var(--line)}}
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--header)}
.nav::after{content:'';position:absolute;left:40px;right:40px;bottom:0;height:1px;background:var(--limb);opacity:.55}
.brand{display:flex;align-items:center;gap:12px;font-size:11.5px;font-weight:500;letter-spacing:.24em;white-space:nowrap}
.brand b{font-weight:300;color:var(--text-3)}
.brand-mark{display:block;width:auto;height:34px;filter:drop-shadow(0 0 10px rgba(90,160,255,.35))}
.nav nav{display:flex;gap:30px}
.nav nav a,.footer-links a,.case-nav a,.breadcrumb,.text-link,.map-foot a,.next-project>a,.text-button,.node strong,.project-body h3 a{transition:color .35s ease,text-shadow .45s ease}
.nav nav a{font-size:13.5px;font-weight:500;color:var(--text-2);padding-block:12px;min-height:44px;display:flex;align-items:center}
.nav nav a[aria-current]{color:var(--text)}
.nav nav a:hover,.nav nav a:focus-visible,.footer-links a:hover,.footer-links a:focus-visible,.case-nav a:hover,.breadcrumb:hover,.text-link:hover,.text-link:focus-visible,.map-foot a:hover,.next-project>a:hover,.text-button:hover,.node:hover strong,.node:focus-visible strong,.project-body h3 a:hover,.footer-name:hover{color:#dff6ff;text-shadow:var(--glow-text)}
.nav nav a:focus-visible{outline:2px solid transparent;text-decoration:underline;text-decoration-color:rgba(143,220,255,.6);text-underline-offset:8px}

/* Buttons */
.button{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:50px;padding:14px 28px;border-radius:var(--r);background:var(--silver);color:var(--void);font-size:14px;font-weight:650;letter-spacing:-.005em;border:0;box-shadow:none;transition:background .35s var(--ease),text-shadow .45s ease}
.button::after{content:'';position:absolute;left:0;right:0;bottom:-9px;height:1px;background:var(--limb);transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease)}
.button:hover,.button:focus-visible{background:#dfe5ee;text-shadow:0 0 6px rgba(120,200,255,.95),0 0 14px rgba(40,140,255,.7)}
.button:hover::after,.button:focus-visible::after{transform:scaleX(1)}
.button.compact{min-height:44px;padding:10px 20px;font-size:13px}
.text-link{display:inline-flex;gap:8px;color:var(--silver);font-size:14px;font-weight:500;padding-block:8px}
.text-button{padding:12px 2px;background:transparent;border:0;color:var(--silver);font-size:13.5px;font-weight:500;min-height:44px}

/* Home hero */
.hero{min-height:calc(100svh - var(--header));min-height:calc(100vh - var(--header));max-height:1000px;display:flex;align-items:center;padding-top:40px;padding-bottom:140px}
.hero-copy{max-width:690px}
.hero h1{font-size:clamp(50px,7.2vw,100px)}
.hero-deck{max-width:520px;font-size:18.5px;line-height:1.75;margin-bottom:22px}
.hero .disclosure{margin:0 0 34px}

/* Layer index */
.layers{margin-top:-40px}
.system-map{position:relative;padding:28px 0 18px}
.map-caption{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.map-index{display:none}
.map-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:32px}
.node{display:flex;flex-direction:column;padding:20px 0 22px;border-bottom:1px solid var(--line)}
.node:nth-last-child(-n+3){border-bottom:0}
.node small{font:500 12px/1.6 var(--sans);letter-spacing:.04em;color:var(--silver-2);margin-bottom:6px}
.node strong{font-size:18px;font-weight:400;letter-spacing:-.02em}
.node span{font-size:13px;color:var(--text-3);margin-top:2px}
.node:focus-visible{outline-offset:2px}
.map-foot{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:14px;margin:4px 0 0;font:500 12.5px var(--sans);color:var(--text-3)}
.map-foot a{color:var(--silver);padding:10px 0;font-size:12px}

/* Principles strip */
.principles{display:flex;justify-content:space-between;gap:16px;margin-top:64px;padding-top:22px;padding-bottom:22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font:500 13px var(--sans);letter-spacing:.04em;color:var(--silver-2)}

/* Sections */
.section{padding-top:110px;padding-bottom:40px}
.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:44px}
.section-heading h2{margin-bottom:0}
.section-heading>p{font-size:15px;margin-bottom:6px;color:var(--text-3)}

/* Project cards */
.project-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.project{position:relative;min-width:0;padding-top:28px}
.project-art{display:block;position:relative;overflow:hidden;background-color:var(--void);border-radius:var(--r);aspect-ratio:2/1}
.project-art img{display:block;width:100%;height:100%;object-fit:cover;transition:filter .6s var(--ease)}
.orbit,.orbit-core{display:none}
.art-label,.art-bottom{position:absolute;left:26px;right:24px;z-index:2;font:500 12px/1.6 var(--sans);letter-spacing:.04em;color:var(--silver-2)}
.art-label{top:22px}
.art-bottom{bottom:20px;color:var(--text-3)}
.project-body{padding:26px 0 30px}
.project-body h3{margin:12px 0 12px;font-size:27px;font-weight:300;letter-spacing:-.035em}
.project-body h3 a{display:flex;justify-content:space-between;gap:10px}
.project-body h3 a span{color:var(--silver-2)}
.project-body p{font-size:15.5px;max-width:470px}

/* Approach */
.approach{display:grid;grid-template-columns:1fr 1fr;gap:90px;margin-top:70px;padding-top:90px;padding-bottom:90px;border-top:1px solid var(--line)}
.approach>div>p:not(.eyebrow){max-width:460px}
.approach-list{list-style:none;padding:0 0 0 26px;margin:0;position:relative}
.approach-list::before,.approach-list::after{content:'';position:absolute;left:0;top:6px;bottom:6px;width:1px;background:var(--line-2)}
.approach-list::after{background:linear-gradient(var(--silver),var(--cyan));transform-origin:top;transform:scaleY(1)}
@supports (animation-timeline:view()){
  .approach-list::after{animation:rule-fill linear both;animation-timeline:view();animation-range:entry 30% cover 55%}
  @keyframes rule-fill{from{transform:scaleY(0)}to{transform:scaleY(1)}}
}
.approach-list li{display:flex;gap:24px;padding:26px 0;border-bottom:1px solid var(--line)}
.approach-list li:first-child{padding-top:0}
.approach-list li>span{display:none}
.approach-list h3{font-size:21px;margin-bottom:10px}
.approach-list p{font-size:15px;margin:0}

/* Contact strip with planet horizon */
.contact-strip{position:relative;overflow:hidden;border-top:1px solid var(--line);padding-top:90px;padding-bottom:230px}
.contact-strip>*{position:relative;z-index:1}
.contact-strip>p:not(.eyebrow){max-width:570px}
.contact-strip::after{content:'';position:absolute;left:-10%;right:-10%;bottom:0;height:260px;pointer-events:none;background:radial-gradient(ellipse 62% 150% at 50% 168%,var(--void) 56.4%,rgba(232,244,255,.85) 56.6%,rgba(110,170,255,.22) 57.6%,rgba(40,110,255,.06) 61%,transparent 68%);-webkit-mask-image:linear-gradient(90deg,transparent 6%,rgba(0,0,0,.35) 30%,#000 62%,#000 82%,transparent 99%);mask-image:linear-gradient(90deg,transparent 6%,rgba(0,0,0,.35) 30%,#000 62%,#000 82%,transparent 99%)}

/* Footer */
.site-footer{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;border-top:1px solid var(--line);padding-top:34px;padding-bottom:40px}
.footer-name{font-size:16px;font-weight:500;transition:color .35s,text-shadow .45s}
.site-footer p{font-size:12.5px;margin:6px 0 0;color:var(--text-3)}
.footer-links{display:flex;gap:24px;align-items:flex-start}
.footer-links a{font-size:13px;padding:8px 0;color:var(--text-2)}
.site-footer .footer-note{font-size:12px;line-height:1.8}

/* Inner pages */
.page-heading{padding-top:120px;padding-bottom:90px}
.page-heading h1{max-width:980px}
.lead{font-size:20px;line-height:1.7;max-width:760px}
.breadcrumb{display:inline-block;color:var(--silver);font-size:13.5px;font-weight:500;margin-bottom:36px;padding-block:8px}
.case-meta{display:flex;flex-wrap:wrap;gap:10px;padding-top:12px}
.case-meta span{font:500 12px/1 var(--sans);letter-spacing:.04em;color:var(--silver-2);padding:9px 0;margin-right:14px}
.prose{max-width:820px}
.prose h2{font-size:34px;margin-top:40px}
.prose a:not(.text-link):not(.button){color:var(--silver);text-decoration:underline;text-underline-offset:5px;text-decoration-color:var(--line-2)}
.legal{padding-top:110px;padding-bottom:90px}
.legal h1{font-size:clamp(48px,6vw,72px)}
.error-page{min-height:72vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}

/* Architecture explorer */
.explorer{position:relative;display:grid;grid-template-columns:340px 1fr;margin-bottom:30px}
.layer-selector{padding:34px 28px;border-right:1px solid var(--line)}
.layer-buttons{display:grid;gap:2px;margin:20px 0}
.layer-button{position:relative;display:flex;align-items:center;gap:16px;background:transparent;color:var(--text-2);text-align:left;border:0;border-bottom:1px solid var(--line);padding:16px 8px 16px 18px;font-size:15px;font-weight:500;min-height:54px;transition:color .35s,text-shadow .45s}
.layer-button>span:first-child{display:none}
.layer-button>span:last-child{margin-left:auto;color:var(--text-3)}
.layer-button::before{content:'';position:absolute;left:0;top:10px;bottom:10px;width:1px;background:linear-gradient(180deg,transparent,var(--neon) 50%,transparent);transform:scaleY(0);transition:transform .45s var(--ease)}
.layer-button:hover{color:#dff6ff;text-shadow:var(--glow-text)}
.layer-button[aria-pressed=true]{color:var(--text)}
.layer-button[aria-pressed=true]::before{transform:scaleY(1)}
.layer-content{padding:44px 48px}
.layer-detail{transition:opacity .6s var(--ease),translate .6s var(--ease)}
@starting-style{.layer-detail{opacity:0;translate:0 10px}}
.layer-detail+.layer-detail{border-top:1px solid var(--line);padding-top:38px;margin-top:38px}
.layer-detail h2{font-size:38px}
.layer-detail p:not(.eyebrow){font-size:16px}
.layer-detail dl{display:grid;grid-template-columns:140px 1fr;gap:18px 22px;font-size:14.5px;border-top:1px solid var(--line);padding-top:26px;margin:0}
.layer-detail dt{font:500 12.5px var(--sans);letter-spacing:.04em;color:var(--silver-2);padding-top:3px}
.layer-detail dd{margin:0;color:var(--text-2)}

/* Case studies */
.case-layout{display:grid;grid-template-columns:210px 1fr;gap:80px;border-top:1px solid var(--line)}
.case-nav{position:sticky;top:110px;align-self:start;display:flex;flex-direction:column;gap:2px;padding:50px 0 0 18px}
.case-nav::before,.case-nav::after{content:'';position:absolute;left:0;top:60px;bottom:10px;width:1px;background:var(--line-2)}
.case-nav::after{background:linear-gradient(var(--silver),var(--cyan));transform-origin:top;transform:scaleY(1)}
@supports (animation-timeline:scroll()){
  .case-nav::after{animation:rule-fill linear both;animation-timeline:scroll(root)}
}
.case-nav a{font-size:13px;padding:9px 0;line-height:1.5;color:var(--text-3)}
.case-content{min-width:0}
.case-content .section{padding-top:60px;padding-bottom:44px;border-bottom:1px solid var(--line)}
.case-content .section:last-child{border:0}
.section-label{margin-bottom:20px}
.case-content h2{font-size:clamp(30px,3.3vw,42px);line-height:1.15;max-width:720px}
.case-content p{font-size:16.5px}
.case-content h3{font-size:21px;margin-top:8px}
.decision-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.decision-grid article{position:relative;padding:28px 0 6px}
.decision-grid h3{font-size:19px;line-height:1.3;margin-top:0}
.decision-grid p{font-size:14.5px}
.next-project{padding:70px 0 90px;border-top:1px solid var(--line);margin-top:40px}
.next-project>a{display:flex;justify-content:space-between;font-size:clamp(28px,3.4vw,42px);font-weight:300;letter-spacing:-.04em;line-height:1.3;margin-top:18px}

/* Demonstration instruments */
.demo{position:relative;padding:30px 0;margin-top:30px}
.demo-top{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.demo-badge{font:500 12px/1.7 var(--sans);color:var(--text-3)}
.demo h3{font-size:25px;line-height:1.3;font-weight:300}
.demo p{font-size:15px}
.demo h4{margin-top:30px}
.demo fieldset{min-width:0;padding:18px 0;margin:20px 0;border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.demo legend{padding-right:15px;font:500 12.5px var(--sans);letter-spacing:.04em;color:var(--silver-2)}
.demo label{display:flex;gap:12px;align-items:center;padding:9px 0;font-size:14.5px;min-height:44px;color:var(--text-2);cursor:pointer}
.demo input{accent-color:var(--cyan);width:18px;height:18px;flex-shrink:0}
.replay-stages{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);padding:0;margin:26px 0;gap:10px;font:500 12px var(--sans);letter-spacing:.04em}
.replay-stages li{border-bottom:2px solid var(--line-2);padding-bottom:10px;color:var(--text-3);transition:border-color .5s var(--ease),color .5s}
.replay-stages li.active{border-color:var(--cyan);color:var(--text)}
.replay-output{padding:24px 0 8px;min-height:200px;border-top:1px solid transparent;border-image:var(--limb-quiet) 1}
.replay-output h4{margin:14px 0}
.replay-output p{margin:0}
.demo-actions{display:flex;gap:24px;align-items:center;margin:22px 0}
.notice{padding:6px 0 6px 18px;border-left:1px solid var(--cyan);color:var(--text);font-size:14.5px}
.evidence-note{position:relative;padding:28px 0 6px;margin:28px 0}
.evidence-note h3{font-size:21px;margin-top:0}
.evidence-note li{font-size:14.5px;margin-bottom:12px}
.evidence-note p:last-child{margin-bottom:0}
.table-scroll{overflow-x:auto;max-width:100%;margin:20px 0}
table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}
caption{text-align:left;font:10.5px/1.7 var(--mono);letter-spacing:.06em;color:var(--text-3);padding:0 0 14px}
th,td{padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;color:var(--text)}
td{color:var(--text-2)}
th:last-child,td:last-child{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.finance-results{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:10px 0 24px}
.finance-results span{display:block;font:10.5px var(--mono);letter-spacing:.06em;color:var(--text-3);margin-bottom:10px}
.finance-results strong{font-size:26px;font-weight:300;letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.demo details{margin:20px 0}
.demo summary{cursor:pointer;color:var(--silver);font-size:14px;font-weight:500;padding:12px 0}
.demo details p{padding-top:12px}

/* About */
.about-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:90px;padding-bottom:80px}
.about-grid .prose h2{margin-top:0}
.profile-card{position:relative;padding:28px 0 0;align-self:start}
.profile-card h2{font-size:36px;margin-top:16px}
.profile-card p:not(.tiny-label):not(.small){font-size:14.5px}
.profile-card ul{padding-left:18px;font-size:14.5px}
.profile-card li{margin-bottom:12px}
.profile-card li::marker{color:var(--silver-2)}
.profile-card hr{border:0;border-top:1px solid var(--line);margin:26px 0}

/* Progressive reveal: content is visible unless JS arms it (see scripts.js) */
.reveal{transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal:not(.is-visible){opacity:0;transform:translateY(18px)}

@media (min-width:1500px){.hero h1{font-size:108px}}
@media (max-width:1050px){
  .map-grid{column-gap:22px}
  .case-layout{gap:40px;grid-template-columns:170px 1fr}
  .about-grid{gap:44px}
  .explorer{grid-template-columns:280px 1fr}
  .layer-content{padding:34px}
  .finance-results strong{font-size:22px}
  .section-heading>p{max-width:300px}
  .approach{gap:50px}
}
@media (max-width:780px){
  :root{--header:auto}
  body{font-size:16px}
  .wrap{padding-inline:20px}
  .nav{min-height:auto;flex-direction:column;align-items:flex-start;gap:4px;padding-top:16px;padding-bottom:4px}
  .nav::after{left:20px;right:20px}
  .brand{font-size:10.5px}
  .brand-mark{height:28px}
  .nav nav{width:100%;justify-content:space-between;gap:10px}
  .nav nav a{font-size:13px;padding-block:10px}
  .cosmos-band{height:560px}
  .cosmos-band--home,.cosmos-band--lost{height:100svh;min-height:600px;max-height:860px}
  .hero{min-height:auto;padding-top:70px;padding-bottom:110px}
  .hero h1{font-size:clamp(44px,12vw,64px)}
  .hero-deck{font-size:16.5px}
  .layers{margin-top:0}
  .system-map{padding:22px 0 12px}
  .map-grid{grid-template-columns:1fr 1fr}
  .node:nth-last-child(-n+3){border-bottom:1px solid var(--line)}
  .node:nth-last-child(-n+2){border-bottom:0}
  .node strong{font-size:16px}
  .principles{display:grid;grid-template-columns:1fr 1fr;gap:14px 20px;margin-top:44px;font-size:10px}
  .section{padding-top:70px;padding-bottom:24px}
  .section-heading{display:block;margin-bottom:30px}
  .section-heading>p{margin-top:18px;max-width:none}
  .project-grid{grid-template-columns:1fr;gap:20px}
  .project-body{padding:22px 0 26px}
  .project-body h3{font-size:24px}
  .approach{grid-template-columns:1fr;gap:36px;padding-top:60px;padding-bottom:60px;margin-top:40px}
  .contact-strip{padding-top:60px;padding-bottom:170px}
  .contact-strip::after{height:190px;background:radial-gradient(ellipse 110% 150% at 50% 168%,var(--void) 56.4%,rgba(232,244,255,.8) 56.7%,rgba(110,170,255,.2) 58%,transparent 66%)}
  .site-footer{gap:22px}
  .footer-note{width:100%}
  .page-heading{padding-top:64px;padding-bottom:56px}
  .page-heading h1{font-size:clamp(42px,11vw,60px)}
  .lead{font-size:17.5px}
  .explorer{grid-template-columns:1fr}
  .layer-selector{padding:24px 20px;border-right:0;border-bottom:1px solid var(--line)}
  .layer-buttons{grid-template-columns:1fr 1fr;gap:0 14px}
  .layer-button{font-size:13px;gap:10px;padding:12px 4px 12px 14px}
  .layer-content{padding:28px 20px}
  .layer-detail h2{font-size:30px}
  .layer-detail dl{grid-template-columns:100px 1fr;font-size:13.5px}
  .case-layout{grid-template-columns:1fr;gap:0}
  .case-nav{position:static;flex-direction:row;flex-wrap:wrap;padding:18px 0 8px;gap:0 18px}
  .case-nav::before,.case-nav::after{display:none}
  .case-nav a{font-size:12px}
  .case-content .section{padding-top:40px}
  .decision-grid{grid-template-columns:1fr;gap:12px}
  .demo{padding:22px 0}
  .demo h3{font-size:22px}
  .finance-results{grid-template-columns:1fr 1fr;gap:20px}
  .table-scroll th,.table-scroll td{padding:10px 8px;min-width:80px}
  .table-scroll th:last-child,.table-scroll td:last-child{min-width:70px}
  .about-grid{grid-template-columns:1fr;gap:30px;padding-bottom:50px}
  .replay-stages{font-size:9.5px}
  .replay-output{padding:18px 0 8px;min-height:230px}
  .profile-card{padding:26px 0 0}
  .legal{padding-top:60px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none!important;animation:none!important}
  .site-header{background:rgba(3,6,15,.88)}
}

/* Technologies content: reuse the existing type, palette and case-study grid. */
.source-links{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:24px}
.technology-feature+.technology-feature{border-top:1px solid var(--line);padding-top:40px;margin-top:40px}
.tool-project{border-top:1px solid var(--line);padding:32px 0;scroll-margin-top:110px}
.tool-heading h3{font-size:26px;line-height:1.35;font-weight:350;margin:10px 0}
.tool-name{font:12px/1.8 var(--mono);color:var(--cyan);overflow-wrap:anywhere}
.case-content .tool-project .small{font-size:14px}
.app-capture{margin:28px 0}
.app-capture img{display:block;width:100%;height:auto;border-radius:var(--r);border:1px solid var(--line-2);background:var(--void-2)}
.app-capture a{display:block;border-radius:var(--r)}
.app-capture figcaption{font-size:12.5px;line-height:1.8;color:var(--text-3);margin-top:12px}
.technology-summary{margin-top:0;padding:0 0 20px;border-top:0;gap:70px}
.technology-summary h3{font-size:24px;font-weight:350}
@media(max-width:780px){.source-links{gap:8px 18px}.technology-summary{gap:26px}.footer-links{flex-wrap:wrap}.nav nav{flex-wrap:wrap;justify-content:flex-start;gap:0 12px}html{scroll-padding-top:160px}}

/* Founder editorial page: scoped styles preserve existing surfaces. */
.founder-hero{display:grid;grid-template-columns:1.08fr 1fr;grid-template-areas:"identity portrait" "summary portrait";column-gap:80px;row-gap:0;align-items:center;padding-top:80px;padding-bottom:72px}
.founder-intro{grid-area:identity;align-self:end}.founder-summary{grid-area:summary;align-self:start}.founder-portrait{grid-area:portrait}
.founder-intro h1{font-size:clamp(64px,7vw,98px);margin-bottom:18px}
.founder-role{font:500 13px/1.8 var(--sans);letter-spacing:.04em;color:var(--silver);margin-bottom:28px}
.founder-summary .lead{font-size:27px;line-height:1.35;margin-bottom:24px;color:var(--text)}
.founder-deck{max-width:510px;font-size:16.5px}
.founder-portrait{margin:0;min-width:0}
.founder-portrait img{display:block;width:100%;height:auto;border-radius:var(--r);border:1px solid var(--line-2)}
.founder-portrait figcaption{font-size:12px;line-height:1.8;color:var(--text-3);margin-top:14px}
.founder-index{display:flex;flex-wrap:wrap;gap:14px 38px;padding-block:18px;border-block:1px solid var(--line)}
.founder-index a{font:500 13px/1.7 var(--sans);color:var(--silver);min-height:44px;display:flex;align-items:center}
.founder-index a:hover,.founder-index a:focus-visible{color:#dff6ff;text-shadow:var(--glow-text)}
.founder-section{padding-top:104px;padding-bottom:80px;border-bottom:1px solid var(--line);scroll-margin-top:120px}
.founder-story{display:grid;grid-template-columns:1fr 1.15fr;gap:90px}
.founder-story>div:first-child{align-self:start;position:sticky;top:126px}
.founder-side-note{font-size:13px;line-height:1.9;color:var(--text-3);margin-top:34px}
.founder-prose{max-width:660px}
.founder-prose p{font-size:16.5px;line-height:1.9}
.founder-prose .founder-opening{font-size:24px;line-height:1.55;color:var(--text);font-weight:400}
.founder-timeline{padding:0;list-style:none;margin:36px 0 0}
.founder-timeline li{display:grid;grid-template-columns:220px 1fr;gap:36px;padding:32px 0;border-top:1px solid var(--line)}
.founder-date{font:11px/1.9 var(--mono);color:var(--cyan);letter-spacing:.08em;margin:4px 0 0}
.founder-timeline h3{font-size:26px;margin-bottom:6px}
.founder-job{font:500 13px/1.8 var(--sans);color:var(--silver);margin-bottom:12px}
.founder-timeline li>div>p:last-of-type{max-width:730px;margin-bottom:0}
.founder-timeline .text-link{margin-top:10px}
.founder-learning{display:grid;grid-template-columns:220px 1fr;gap:36px;border-block:1px solid var(--line);padding:28px 0;margin-top:22px}
.founder-learning p{margin:0;font-size:14px}
.founder-learning-body{display:grid;gap:28px}
.founder-learning h3{font-size:18px;line-height:1.3;margin:0 0 10px}
.founder-learning-body p+p,.founder-interests+p{margin-top:14px}
.founder-interests{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;row-gap:10px}
.founder-interests li{font-size:14px;color:var(--silver-2);padding-right:14px;margin-right:14px;border-right:1px solid var(--line)}
.founder-interests li:last-child{border-right:0;margin-right:0;padding-right:0}
.founder-work-grid{display:grid;grid-template-columns:1fr 1fr;column-gap:60px}
.founder-work{padding:30px 0;border-top:1px solid var(--line)}
.founder-work h3{font-size:27px;margin-bottom:18px}
.founder-work p:not(.tiny-label){font-size:15.5px}
.founder-work-note{font-size:13px;line-height:1.9;color:var(--text-3);max-width:820px;margin:30px 0 0}
.founder-working{display:grid;grid-template-columns:1fr 1fr;gap:80px}
.founder-working>div>p:not(.eyebrow){max-width:510px}
.founder-principles{list-style:none;margin:0;padding:0}
.founder-principles li{padding:22px 0;border-bottom:1px solid var(--line)}
.founder-principles li:first-child{padding-top:0}
.founder-principles h3{font-size:23px;margin-bottom:12px}
.founder-principles p{margin-bottom:0;font-size:15px}
.founder-process-art{width:100%;height:auto;display:block;margin-bottom:64px}
@media(max-width:1000px){.founder-hero{gap:40px}.founder-story{gap:46px}.founder-working{gap:46px}}
@media(max-width:780px){
.founder-hero{grid-template-columns:1fr;grid-template-areas:"identity" "portrait" "summary";gap:26px;padding-top:52px;padding-bottom:44px}
.founder-intro h1{font-size:clamp(60px,16vw,80px)}
.founder-summary .lead{font-size:24px}.founder-deck{font-size:16px}
.founder-role{margin-bottom:0}.founder-portrait{max-width:520px}.founder-portrait figcaption{font-size:10px}
.founder-index{gap:0 22px}.founder-index a{font-size:11px}
.founder-section{padding-top:64px;padding-bottom:50px;scroll-margin-top:174px}
.founder-story,.founder-working{grid-template-columns:1fr;gap:30px}
.founder-story>div:first-child{position:static}
.founder-side-note{margin-top:22px}
.founder-prose p{font-size:16px;line-height:1.85}
.founder-prose .founder-opening{font-size:22px}
.founder-timeline li{grid-template-columns:1fr;gap:12px;padding-block:26px}
.founder-timeline h3{font-size:24px}
.founder-learning{grid-template-columns:1fr;gap:12px}
.founder-work-grid{grid-template-columns:1fr}
.founder-work h3{font-size:25px}
.founder-process-art{display:none}
}

/* Earned professional skills: the experience behind the current AI work. */
.founder-skill-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 60px}
.founder-skill{padding:30px 0;border-top:1px solid var(--line)}
.founder-skill h3{font-size:25px;line-height:1.25;max-width:460px}
.founder-skill p{font-size:15.5px;line-height:1.85;margin-bottom:0}
.founder-skills-intro{max-width:830px;font-size:18px;margin-bottom:40px}
@media(max-width:780px){.founder-skill-grid{grid-template-columns:1fr}.founder-skill h3{font-size:23px}.founder-skills-intro{font-size:17px}}

/* Collaboration and direct contact: clear routes, real details. */
.nav nav{gap:22px}.footer-links{flex-wrap:wrap;gap:10px 22px}
.group-context{font-size:13px;line-height:1.8;color:var(--text-2);max-width:570px;margin:20px 0 28px}
.engagement-page{padding-bottom:100px}
.engagement-heading{padding:105px 0 56px;max-width:960px}
.engagement-heading h1{font-size:clamp(48px,6.4vw,88px);line-height:1;margin-bottom:28px}
.engagement-heading .lead{max-width:790px;font-size:23px;line-height:1.65}
.engagement-section{border-top:1px solid var(--line);padding:52px 0}
.engagement-section h2{font-size:clamp(32px,4vw,50px)}
.engagement-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.engagement-row{padding:25px 0;border-bottom:1px solid var(--line)}
.engagement-row h3{font-size:23px;margin:0 0 12px}
.engagement-row p{font-size:16px;margin-bottom:12px}
.engagement-row .output{font-size:13px;color:var(--cyan);margin:0}
.engagement-actions{display:flex;align-items:center;flex-wrap:wrap;gap:18px 28px;margin:26px 0}
.engagement-actions .text-link{font-size:14px}
.engagement-two-column,.engagement-home-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:70px}
.engagement-routes{list-style:none;padding:0;margin:0}
.engagement-routes li{padding:20px 0;border-bottom:1px solid var(--line)}
.engagement-routes h3{margin:0 0 8px;font-size:22px}
.engagement-routes p{margin:0;font-size:16px}
.engagement-prompt{max-width:720px}
.engagement-prompt li{padding:6px 0;color:var(--text-2)}
.contact-direct{display:grid;grid-template-columns:1.4fr 1fr;gap:28px 64px;padding-top:0}
.contact-channel{padding:26px 0;border-top:1px solid var(--line);min-width:0}
.contact-channel h2{font-size:24px;margin-bottom:10px}
.contact-channel .contact-address{display:inline-block;font-size:clamp(16px,1.7vw,23px);color:var(--text);overflow-wrap:anywhere;min-height:44px}
.contact-channel p{font-size:15px;margin:8px 0 14px}
.contact-channel:first-child{grid-row:auto}
.contact-socials{display:grid;grid-template-columns:repeat(2,1fr);gap:0 36px}
.contact-social{display:block;padding:24px 0;border-top:1px solid var(--line);min-height:110px}
.contact-social strong{display:flex;align-items:center;justify-content:space-between;font-size:21px}
.contact-social span{color:var(--text-2);font-size:14px;overflow-wrap:anywhere}
.contact-social:hover strong,.contact-social:focus-visible strong{color:#dff6ff;text-shadow:var(--glow-text)}
.engagement-steps{list-style:none;padding:0;margin:28px 0}
.engagement-steps li{display:grid;grid-template-columns:40px 1fr;gap:20px;padding:25px 0;border-top:1px solid var(--line)}
.engagement-steps h3{font-size:23px;margin-bottom:12px}
.step-number{font:500 13px/2 var(--sans);color:var(--cyan)}
.finance-walkthrough{padding-top:0}
.contact-direct.engagement-section{border-top:0;padding-top:0}
.summary-links{display:flex;flex-wrap:wrap;gap:14px 28px}
@media(max-width:1100px){.nav nav{gap:15px}.engagement-two-column,.engagement-home-grid{gap:38px}}
@media(max-width:900px){.nav{flex-wrap:wrap;gap:0 24px;padding-block:14px}.nav nav{flex-wrap:wrap;gap:0 20px}.contact-direct{gap:28px 40px}.contact-socials{grid-template-columns:1fr 1fr}html{scroll-padding-top:170px}}
@media(max-width:780px){
.engagement-page{padding-bottom:60px}.engagement-heading{padding:58px 0 34px}.engagement-heading .lead{font-size:20px}
.engagement-grid,.engagement-two-column,.engagement-home-grid,.contact-direct{grid-template-columns:1fr;gap:24px}
.engagement-section{padding:36px 0}.engagement-row{padding:22px 0}.engagement-row h3{font-size:22px}
.contact-channel:first-child{grid-row:auto}.contact-direct{gap:0}.contact-socials{grid-template-columns:1fr}
.engagement-actions{align-items:flex-start;gap:18px}.engagement-home-grid h2{margin-bottom:0}.engagement-steps li{gap:12px}
}

/* ===================================================================
   v4 "Limb Light" — line language, lit type, key-lit hovers.
   One light source; every line is that light catching an edge:
   1px, brightest toward the key-light side (right), fading at both ends.
   =================================================================== */
.limb{display:block;height:1px;margin:0;border:0;background:var(--limb);position:relative;overflow:visible}
.limb::after{content:'';position:absolute;inset:-3px 0;background:var(--limb-soft);filter:blur(4px);opacity:.6;pointer-events:none}
.project::before,.decision-grid article::before,.profile-card::before,.system-map::before,.explorer::before,.demo::before,.evidence-note::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb);transition:opacity .6s var(--ease)}
.project::before{opacity:.8}
.project:hover::before,.project:focus-within::before{opacity:1}
.project:hover .project-art img,.project:focus-within .project-art img{filter:brightness(1.12) saturate(1.05)}
.project:hover .project-body h3 a{color:#dff6ff;text-shadow:var(--glow-text)}
.project-body .tiny-label{margin-bottom:2px}

/* Links: the existing word glow, plus a limb line igniting from the key-light side */
.text-link,.nav nav a,.footer-links a{position:relative}
.text-link::after,.nav nav a::after,.footer-links a::after{content:'';position:absolute;left:0;right:0;bottom:6px;height:1px;background:var(--limb);transform:scaleX(0);transform-origin:right;transition:transform .5s var(--ease)}
.footer-links a::after{bottom:2px}
.text-link:hover::after,.text-link:focus-visible::after,.nav nav a:hover::after,.nav nav a:focus-visible::after,.nav nav a[aria-current]::after,.footer-links a:hover::after{transform:scaleX(1)}
.nav nav a:focus-visible{text-decoration:none}

/* Hero: lit headline, quiet deck, solid silver CTA */
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px 32px}
.hero-copy{max-width:860px}
.hero h1{font-size:clamp(44px,5.6vw,82px)}
.hero h1 span{display:block}
.hero-deck{max-width:600px;font-size:17.5px}
.project-body em{font-style:normal;color:var(--text)}
@media(min-width:1500px){.hero h1{font-size:86px}}
@media(max-width:780px){.hero h1{font-size:clamp(38px,10.6vw,52px)}}
.hero .eyebrow{color:var(--silver)}
.site-footer{border-top:0;position:relative}
.site-footer::before{content:'';position:absolute;top:0;left:40px;right:40px;height:1px;background:var(--limb);opacity:.45}

/* Closing text section */
.closing{padding-top:90px;padding-bottom:120px;max-width:var(--max)}
.closing .limb{margin-bottom:64px}
.closing-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:end}
.closing-grid h2{margin-bottom:0}
.closing-grid p{max-width:500px}
@media(max-width:780px){
  .closing{padding-top:70px;padding-bottom:70px}
  .closing .limb{margin-bottom:40px}
  .closing-grid{grid-template-columns:1fr;gap:24px}
  .site-footer::before{left:20px;right:20px}
  .nav nav{flex-wrap:nowrap;justify-content:space-between;gap:0 8px}
  .nav nav a{font-size:13px}
}

/* Scroll ignition: progressive enhancement only. Lines are fully visible by
   default; supporting browsers let them catch the light as they enter view. */
@supports (animation-timeline:view()){
  .limb,.project::before{transform-origin:right;animation:ignite linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
  @keyframes ignite{from{opacity:.15;transform:scaleX(.6)}to{opacity:1;transform:none}}
}
@media (prefers-reduced-motion:reduce){
  .limb,.project::before{animation:none!important}
}

/* ===================================================================
   v4 site-wide: every page carries the same light.
   =================================================================== */
/* Group marks: a single limb line on top replaces each card's box. */
.technology-feature,.tool-project,.founder-skill,.founder-work,.founder-timeline li,.contact-channel,.contact-social{position:relative;border-top:0}
.technology-feature::before,.tool-project::before,.founder-skill::before,.founder-work::before,.founder-timeline li::before,.contact-channel::before,.contact-social::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb);opacity:.62;transition:opacity .6s var(--ease)}
.technology-feature+.technology-feature{border-top:0}
.technology-feature{padding-top:34px}
.technology-feature:first-child{padding-top:34px}
.decision-grid article::before,.profile-card::before,.evidence-note::before,.demo::before{opacity:.72}
.founder-skill:hover::before,.founder-work:hover::before,.founder-timeline li:hover::before,.contact-channel:hover::before,.contact-social:hover::before,.contact-social:focus-visible::before,.tool-project:hover::before,.technology-feature:hover::before{opacity:1}

/* Section dividers: quieter limb lines, still brightest toward the key light. */
.approach,.contact-strip,.case-layout,.next-project,.engagement-section,.founder-index,.principles,.case-content .section,.founder-section,.founder-learning,.layer-detail+.layer-detail,.map-foot,.layer-detail dl,.demo fieldset{border-image:var(--limb-quiet) 1}
.contact-direct.engagement-section{border-top:0}

/* Lit eyebrows on every page heading */
.page-heading .eyebrow,.founder-intro .eyebrow,.engagement-heading .eyebrow,.legal .eyebrow{color:var(--silver)}
.footer-links a[aria-current=page]{color:var(--text)}
.footer-links a[aria-current=page]::after{transform:scaleX(1)}
.founder-index a{transition:color .35s ease,text-shadow .45s ease}

/* Header: six words, then a quiet hint for the page finder. */
.nav nav{margin-left:auto}
.palette-hint{display:flex;align-items:center;min-height:44px;margin-left:30px;padding:0 2px;color:var(--text-3);font-size:12.5px;font-weight:500;letter-spacing:.06em;white-space:nowrap;transition:color .35s ease,text-shadow .45s ease}
.palette-hint kbd{font:inherit}
.palette-hint:hover,.palette-hint:focus-visible{color:#dff6ff;text-shadow:var(--glow-text)}
@media(max-width:1100px){.palette-hint{margin-left:20px}}
@media(max-width:900px){
  .nav{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:0;padding-top:12px;padding-bottom:2px}
  .brand{order:1}
  .palette-hint{order:2;margin-left:auto}
  .nav nav{order:3;width:100%;margin-left:0;flex-wrap:nowrap;justify-content:flex-start;gap:0 28px}
}
@media(max-width:780px){
  .nav nav{justify-content:space-between;gap:0 6px}
  .nav nav a{font-size:13px;padding-block:8px}
}
@media(max-width:360px){.nav nav a{font-size:12px}.brand{letter-spacing:.2em}}

/* Page finder (Cmd/Ctrl+K). A dark field under one limb line; the words glow. */
.palette{position:fixed;inset:0;margin:13vh auto auto;padding:0;width:min(560px,calc(100vw - 32px));max-width:none;max-height:min(600px,76vh);border:0;border-radius:0;background:#050a17;color:var(--text);box-shadow:none;overflow:visible}
.palette::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb)}
.palette::backdrop{background:rgba(2,4,10,.74)}
.palette-field{display:flex;align-items:center;border-bottom:1px solid transparent;border-image:var(--limb-quiet) 1}
.palette-input{flex:1;min-width:0;background:transparent;border:0;padding:20px 22px 18px;font-size:19px;font-weight:300;letter-spacing:-.01em;color:var(--text);caret-color:var(--neon);outline:none}
.palette-input::placeholder{color:var(--text-3)}
.palette-input:focus-visible{outline:none}
.palette-esc{flex:none;margin-right:18px;font-size:12px;font-weight:500;color:var(--text-3);letter-spacing:.04em}
.palette-list{list-style:none;margin:0;padding:8px 0 14px;max-height:calc(min(600px,76vh) - 66px);overflow-y:auto;overscroll-behavior:contain}
.palette-option{display:flex;align-items:baseline;justify-content:space-between;gap:18px;padding:10px 22px;min-height:44px;cursor:pointer;font-size:15.5px;color:var(--text-2);transition:color .25s ease,text-shadow .35s ease}
.palette-option span:last-child{font-size:12.5px;color:var(--text-3);transition:color .25s ease}
.palette-option[aria-selected=true]{color:#dff6ff;text-shadow:var(--glow-text)}
.palette-option[aria-selected=true] span:last-child{color:var(--silver-2);text-shadow:none}
.palette-empty{padding:14px 22px;margin:0;color:var(--text-3);font-size:14px}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
@media (prefers-reduced-motion:no-preference){
  .palette[open]{animation:palette-in .32s var(--ease)}
  @keyframes palette-in{from{opacity:0;transform:translateY(-6px)}}
}
@media(max-width:780px){.palette{margin-top:10vh}.palette-input{font-size:17px;padding:18px 18px 16px}.palette-option{padding:10px 18px}.palette-esc{display:none}}
@media print{.palette-hint,.palette{display:none!important}}

/* Home hero, v4 headline: a long statement set as 3-4 balanced lit lines,
   a touch smaller than a short headline so it never crowds the deck or the limb. */
.hero-copy{max-width:1100px}
.hero h1{font-size:clamp(38px,4.4vw,64px);line-height:1.04;letter-spacing:-.04em;max-width:1080px;text-wrap:balance}
.hero h1 span{display:block}
.hero-deck{max-width:620px}
@media(min-width:1500px){.hero h1{font-size:66px}}
@media(max-width:1050px){.hero h1 span{display:inline}}
@media(max-width:780px){.hero h1{font-size:clamp(31px,8.6vw,40px);line-height:1.08}}

/* v4 pages: ideas / agents / log */
/* Ideas: the manifesto. One statement at a time, each lit by the same key light. */
.ideas .eyebrow{color:var(--silver)}
.ideas-hero{padding-top:150px;padding-bottom:130px}
.ideas-hero h1{font-size:clamp(46px,5.4vw,88px);line-height:.98;letter-spacing:-.05em;max-width:1180px;margin-bottom:48px}
.ideas-hero h1 span{display:block}
.ideas-hero .lead{font-size:clamp(19px,1.55vw,22px);line-height:1.7;max-width:720px}
.ideas-mentor,.ideas-next,.ideas-close{position:relative}
.ideas-mentor .limb,.ideas-next .limb,.ideas-close .limb{margin-bottom:72px}
.ideas-mentor{padding-bottom:150px}
.ideas-mentor h2{font-size:clamp(40px,5.8vw,88px);line-height:.98;max-width:1120px;margin-bottom:72px}
.ideas-mentor h2 span{display:block}
.ideas-mentor-body{max-width:640px;margin-left:auto;margin-right:4%}
.ideas-mentor-list{font-size:clamp(18px,1.5vw,21px);line-height:1.8;color:var(--text)}
.ideas-aside{font-size:17px;line-height:1.8;color:var(--silver-2)}
.ideas-kicker{margin:48px 0 0;font-size:clamp(28px,2.9vw,42px);font-weight:300;letter-spacing:-.035em;line-height:1.15;background:var(--type-lit);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;padding-bottom:.08em}
/* Beliefs: a staircase of statements, uneven on purpose. */
.ideas-beliefs{padding-bottom:70px}
.belief-list{list-style:none;margin:0;padding:0}
.belief{position:relative;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));column-gap:24px;padding:104px 0 112px}
.belief::before,.belief::after{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb);pointer-events:none}
.belief::after{top:-3px;height:7px;background:var(--limb-soft);filter:blur(4px);opacity:.5}
.belief h2{grid-column:1/11;font-size:clamp(38px,5.2vw,78px);line-height:1;margin-bottom:44px}
.belief h2 span{display:block}
.belief p{grid-column:7/12;margin:0;font-size:clamp(17px,1.32vw,19px);line-height:1.85;max-width:540px}
.belief:nth-child(even) h2{grid-column:3/13}
.belief:nth-child(even) p{grid-column:3/8}
.belief:nth-child(even)::before,.belief:nth-child(even)::after{left:16.6%}
/* Where I want to go */
.ideas-next{padding-top:60px;padding-bottom:130px}
.ideas-next-head{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:80px;align-items:end;margin-bottom:72px}
.ideas-next-head h2{font-size:clamp(38px,5vw,72px);margin:0}
.ideas-next-head h2 span{display:block}
.ideas-next-head p{font-size:18px;line-height:1.75;margin:0 0 12px;max-width:440px}
.direction-list{margin:0}
.direction{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:48px;padding:32px 0 34px}
.direction::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb-quiet)}
.direction dt{font-size:clamp(24px,2.3vw,33px);font-weight:300;letter-spacing:-.03em;line-height:1.2;color:var(--text)}
.direction dd{margin:0;padding-top:6px;font-size:17px;line-height:1.75;color:var(--text-2);max-width:560px}
/* Closing statement */
.ideas-close{padding-top:40px;padding-bottom:150px}
.ideas-close-line{font-size:clamp(36px,4.8vw,72px);font-weight:300;line-height:1.02;letter-spacing:-.045em;max-width:1120px;margin-bottom:60px;color:var(--text);background:var(--type-lit);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;padding-bottom:.06em;text-wrap:balance}
.ideas-close-line span{display:block;margin-top:.5em;max-width:820px;font-size:.46em;line-height:1.35;letter-spacing:-.02em;font-weight:400;color:var(--silver);-webkit-text-fill-color:var(--silver)}
.ideas-honesty{margin:52px 0 0;max-width:560px}
/* The manifesto ends on a sunrise: the key light cresting a planet limb below the last line. */
main.ideas{overflow-x:clip}
.ideas-close{padding-bottom:300px}
.ideas-close>*{position:relative;z-index:1}
.ideas-close::after{content:'';position:absolute;left:calc(50% - 50vw);width:100vw;bottom:0;height:300px;pointer-events:none;background:radial-gradient(ellipse 60% 150% at 54% 172%,var(--void) 56.4%,rgba(232,244,255,.9) 56.55%,rgba(143,220,255,.32) 57.3%,rgba(40,110,255,.08) 61%,transparent 69%);-webkit-mask-image:linear-gradient(90deg,transparent 4%,rgba(0,0,0,.3) 28%,#000 60%,#000 84%,transparent 99%);mask-image:linear-gradient(90deg,transparent 4%,rgba(0,0,0,.3) 28%,#000 60%,#000 84%,transparent 99%)}
/* Scroll ignition (progressive enhancement; everything is visible by default). */
@supports (animation-timeline:view()){
  .belief::before,.belief::after{transform-origin:right;animation:ignite linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
  .belief h2,.ideas-mentor h2,.ideas-next-head h2,.ideas-close-line{animation:statement-lit linear both;animation-timeline:view();animation-range:entry 0% cover 28%}
  @keyframes statement-lit{from{opacity:.3;transform:translateY(18px)}to{opacity:1;transform:none}}
}
@media (prefers-reduced-motion:reduce){
  .belief::before,.belief::after,.belief h2,.ideas-mentor h2,.ideas-next-head h2,.ideas-close-line{animation:none!important}
}

/* Agents: the roster. Names carry the light; hover makes the name glow. */
.agents-hero .lead{margin-bottom:26px}
.agents-honesty{max-width:620px;margin:0}
.agent-roster{padding-bottom:130px}
.agent{position:relative;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:64px;align-items:start;padding:54px 0 60px}
.agent::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb);opacity:.7}
.agent-name{display:flex;align-items:center;gap:22px;margin:0 0 12px;padding:0;font-size:clamp(30px,3.7vw,54px);font-weight:300;letter-spacing:.16em;line-height:1.05;background:none;color:var(--text);-webkit-text-fill-color:currentColor;transition:color .35s ease,text-shadow .45s ease}
.agent-mark{flex:none;width:7px;height:7px;border-radius:50%;background:radial-gradient(circle,#fff 0 30%,rgba(143,220,255,.9) 58%,rgba(26,79,214,0) 72%);box-shadow:0 0 6px 1px rgba(143,220,255,.5),0 0 16px 3px rgba(26,79,214,.4)}
.agent-role{margin:0 0 0 29px;font:500 13px/1.6 var(--sans);letter-spacing:.06em;color:var(--silver-2)}
.agent-blurb{margin:0;padding-top:8px;font-size:clamp(17px,1.32vw,19px);line-height:1.85;color:var(--text-2);max-width:560px}
.agent:hover .agent-name,.agent:focus-within .agent-name{color:#dff6ff;text-shadow:var(--glow-text)}
@supports (animation-timeline:view()){
  .agent::before{transform-origin:right;animation:ignite linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
}

/* Log: dated entries, newest first. Dates are data, so they stay in mono. */
.log-feed{padding-bottom:140px}
.pursuit-meta{margin:0;padding-top:7px;font:12px/2 var(--mono);letter-spacing:.08em;color:var(--cyan)}
.pursuits .log-entry .text-link{display:inline-block;margin-top:16px}
.pursuit-title{margin:0 0 8px;font-size:clamp(28px,3vw,40px);font-weight:300;letter-spacing:-.03em}
.pursuit-section+.pursuit-section{padding-top:20px}
.pursuits .log-feed:not(:last-of-type){padding-bottom:60px}
.pursuit-note{margin:40px 0 0;max-width:680px}
.log-list{list-style:none;margin:0;padding:0}
.log-entry{position:relative;display:grid;grid-template-columns:220px minmax(0,1fr);gap:40px;padding:42px 0 46px}
.log-entry::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb);opacity:.65}
.log-entry time{display:block;padding-top:7px;font:12px/2 var(--mono);letter-spacing:.08em;color:var(--cyan)}
.log-entry h3{margin:0 0 12px;font-size:clamp(23px,2.2vw,30px);font-weight:300;letter-spacing:-.03em;line-height:1.25}
.log-entry p{margin:0;max-width:680px;font-size:17px;line-height:1.8}
@supports (animation-timeline:view()){
  .log-entry::before{transform-origin:right;animation:ignite linear both;animation-timeline:view();animation-range:entry 0% entry 60%}
}
@media (prefers-reduced-motion:reduce){.agent::before,.log-entry::before{animation:none!important}}

@media(max-width:780px){
  .ideas-hero{padding-top:72px;padding-bottom:76px}
  .ideas-hero h1{font-size:clamp(44px,12.8vw,64px);margin-bottom:30px}
  .ideas-hero .lead{font-size:17.5px}
  .ideas-mentor .limb,.ideas-next .limb,.ideas-close .limb{margin-bottom:44px}
  .ideas-mentor{padding-bottom:80px}
  .ideas-mentor h2{font-size:clamp(34px,9.4vw,48px);margin-bottom:36px}
  .ideas-mentor-body{margin:0}
  .ideas-mentor-list{font-size:17.5px}
  .ideas-kicker{margin-top:32px;font-size:clamp(26px,7.4vw,34px)}
  .ideas-beliefs{padding-bottom:30px}
  .belief{display:block;padding:64px 0 70px}
  .belief h2{font-size:clamp(32px,8.8vw,44px);margin-bottom:24px}
  .belief:nth-child(even)::before,.belief:nth-child(even)::after{left:0}
  .belief p{font-size:16.5px}
  .ideas-next{padding-top:40px;padding-bottom:80px}
  .ideas-next-head{grid-template-columns:1fr;gap:20px;margin-bottom:40px}
  .ideas-next-head h2{font-size:clamp(32px,8.8vw,44px)}
  .ideas-next-head p{font-size:16.5px}
  .direction{grid-template-columns:1fr;gap:6px;padding:24px 0 26px}
  .direction dt{font-size:24px}
  .direction dd{font-size:16px;padding-top:0}
  .ideas-close{padding-top:20px;padding-bottom:200px}
  .ideas-close::after{height:190px;background:radial-gradient(ellipse 120% 150% at 50% 170%,var(--void) 56.4%,rgba(232,244,255,.85) 56.7%,rgba(110,170,255,.24) 58%,transparent 66%)}
  .ideas-close-line{font-size:clamp(32px,8.8vw,44px);margin-bottom:44px}
  .ideas-close-line span{font-size:.56em}
  .agent{grid-template-columns:1fr;gap:16px;padding:38px 0 42px}
  .agent-name{gap:16px;letter-spacing:.12em;font-size:clamp(26px,8vw,34px)}
  .agent-role{margin-left:23px}
  .agent-blurb{font-size:16.5px;padding-top:0}
  .agent-roster{padding-bottom:80px}
  .log-entry{grid-template-columns:1fr;gap:8px;padding:30px 0 34px}
  .log-entry time,.pursuit-meta{padding-top:0}
  .log-entry p{font-size:16.5px}
  .log-feed{padding-bottom:90px}
}

/* v4 polish */
.site-header{-webkit-backdrop-filter:blur(14px) saturate(120%);backdrop-filter:blur(14px) saturate(120%)}
@supports (animation-timeline:scroll()){@keyframes header-solid{to{background:rgba(3,6,15,.94);border-bottom-color:var(--line)}}}
@media (max-width:760px){.site-header{background:rgba(3,6,15,.94)!important}}
.page-heading h1 span{display:inline-block;text-wrap:balance}
.button+.small{margin-top:18px}
.founder-prose blockquote{margin:44px 0 0;padding:4px 0 4px 28px;position:relative}
.founder-prose blockquote::before{content:'';position:absolute;left:0;top:0;bottom:0;width:1px;background:linear-gradient(180deg,transparent,rgba(143,220,255,.85) 40%,rgba(201,209,222,.35) 80%,transparent)}
.founder-prose blockquote .founder-opening{font-size:clamp(22px,2vw,28px);line-height:1.45;font-weight:300;letter-spacing:-.01em;margin:0}
.founder-principles p{font-size:18px;line-height:1.65}

/* Section-specific celestial art. Signature homepage corona remains unchanged. */
.cosmos-band--art{background:none;height:720px}
.section-backdrop{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 40%}
.cosmos-band--art::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,6,15,.55),rgba(3,6,15,.18) 65%,rgba(3,6,15,.08))}
@media(max-width:700px){
  .cosmos-band--art{height:630px}
  .section-backdrop{object-position:78% 30%;opacity:.64}
  .cosmos-band--art::after{background:linear-gradient(90deg,rgba(3,6,15,.55),rgba(3,6,15,.2))}
}

/* Founder-requested lower exposure: preserve crisp artwork behind readable text. */
.section-backdrop{filter:brightness(.88)}
/* The blue corona is reserved for the homepage hero. */
.contact-strip::after,.ideas-close::after{content:none}

.project-celestial{filter:none;animation:none}
@media(max-width:700px){.section-backdrop--paired{position:relative;top:90px;height:340px;object-position:85% 35%;mask-image:linear-gradient(#000 65%,transparent)}}


/* Agents directory (2026-10-15): roster at a glance, divisions, and per-agent profiles. */
.agents-hero{padding-top:84px;padding-bottom:44px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:64px;align-items:end}
.agents-hero .eyebrow{grid-column:1/-1}
.agents-hero h1{grid-column:1;grid-row:2/5;align-self:start;font-size:clamp(40px,4.4vw,66px);margin-bottom:0}
.agents-hero .lead{grid-column:2;font-size:16.5px;line-height:1.75;margin-bottom:14px;max-width:560px}
.agents-hero .agents-honesty{grid-column:2}
.agent-glance{padding-bottom:90px}
.agent-glance .section-label{margin:0 0 26px;font-weight:500}
.agent-glance .section-label span{margin-left:10px;font:12px/1 var(--mono);color:var(--cyan)}
.glance-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));column-gap:28px}
.glance-list li{position:relative}
.glance-list li::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:var(--limb-quiet)}
.glance-list a{display:flex;flex-direction:column;gap:4px;padding:18px 0 20px}
.glance-name{font-size:17px;font-weight:400;letter-spacing:.16em;color:var(--text);transition:color .35s ease,text-shadow .45s ease}
.glance-title{font-size:13px;line-height:1.5;color:var(--text-3)}
.glance-list a:hover .glance-name,.glance-list a:focus-visible .glance-name{color:#dff6ff;text-shadow:var(--glow-text)}
.division-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:64px;align-items:end;padding:40px 0 30px}
.division-name{margin:0;font-size:clamp(28px,3vw,40px)}
.division-head p{margin:0;font-size:15.5px;line-height:1.75;color:var(--text-3);max-width:520px}
.agent-roster{padding-bottom:70px}
.agent-name a{display:flex;align-items:center;gap:22px;color:inherit}
.agent-open{margin:14px 0 0 29px}
.agent-summary .agent-blurb{color:var(--text)}
.agent-facts{margin:22px 0 0;max-width:560px}
.agent-facts div{display:grid;grid-template-columns:140px minmax(0,1fr);gap:20px;padding:12px 0;border-top:1px solid var(--line)}
.agent-facts dt{font:500 12px/1.9 var(--sans);letter-spacing:.06em;color:var(--silver-2)}
.agent-facts dd{margin:0;font-size:15.5px;line-height:1.7;color:var(--text-2)}
.agent-foundation{padding:40px 0 140px}
.agent-foundation h2{max-width:900px}
.agent-foundation>p:not(.eyebrow){max-width:720px;font-size:17px;line-height:1.8}
.agent-foundation .decision-grid{margin-top:34px}
/* Profile pages reuse the case-study frame. */
.dossier-name{display:flex;align-items:center;gap:26px;margin:0 0 14px;font-size:clamp(46px,6.4vw,92px);font-weight:300;letter-spacing:.14em;line-height:1;background:none;color:var(--text);-webkit-text-fill-color:currentColor;text-shadow:0 0 18px rgba(80,190,255,.22)}
.dossier-name .agent-mark{width:9px;height:9px}
.dossier-role{margin:0 0 34px 35px;font:500 15px/1.6 var(--sans);letter-spacing:.06em;color:var(--silver)}
.dossier-quote{margin:34px 0 8px;padding:4px 0 4px 28px;position:relative}
.dossier-quote::before{content:'';position:absolute;left:0;top:0;bottom:0;width:1px;background:linear-gradient(180deg,transparent,rgba(143,220,255,.85) 40%,rgba(201,209,222,.35) 80%,transparent)}
.dossier-quote p{margin:0;font-size:clamp(20px,1.8vw,25px)!important;line-height:1.5;font-weight:300;color:var(--text)}
.dossier-list{list-style:none;margin:0;padding:0;max-width:760px}
.dossier-list li{position:relative;padding:13px 0 13px 26px;border-top:1px solid var(--line);font-size:16px;line-height:1.7;color:var(--text-2)}
.dossier-list li::before{content:'';position:absolute;left:2px;top:25px;width:10px;height:1px;background:var(--cyan)}
.conn-list{list-style:none;margin:10px 0 0;padding:0}
.conn-list li{display:grid;grid-template-columns:200px minmax(0,1fr);gap:28px;padding:16px 0;border-top:1px solid var(--line)}
.conn-list p{margin:0;font-size:15.5px!important;line-height:1.7;color:var(--text-2)}
.conn-name{font-size:15px;letter-spacing:.16em;color:var(--text);padding-top:1px}
a.conn-name{transition:color .35s ease,text-shadow .45s ease}
a.conn-name:hover,a.conn-name:focus-visible{color:#dff6ff;text-shadow:var(--glow-text)}
.tool-grid ul{margin:0;padding-left:18px;font-size:14.5px;line-height:1.75;color:var(--text-2)}
.dossier-honesty{margin:50px 0 0;max-width:620px}
.dossier-pager{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:60px 0 100px;margin-top:30px;border-top:1px solid var(--line);border-image:var(--limb-quiet) 1}
.dossier-pager a{display:flex;flex-direction:column;gap:12px}
.dossier-pager a+a{text-align:right}
.pager-name{font-size:clamp(24px,2.8vw,36px);font-weight:300;letter-spacing:.12em;transition:color .35s ease,text-shadow .45s ease}
.dossier-pager a:hover .pager-name,.dossier-pager a:focus-visible .pager-name{color:#dff6ff;text-shadow:var(--glow-text)}
@media(max-width:1050px){.glance-list{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:780px){
  .agents-hero{display:block;padding-top:56px;padding-bottom:36px}
  .agents-hero h1{margin-bottom:24px}
  .agent-glance{padding-bottom:50px}
  .glance-list{grid-template-columns:1fr 1fr;column-gap:18px}
  .glance-name{font-size:15px;letter-spacing:.12em}
  .division-head{grid-template-columns:1fr;gap:10px;padding:24px 0 16px}
  .agent-open{margin-left:23px}
  .agent-facts div{grid-template-columns:1fr;gap:2px}
  .dossier-name{gap:18px;letter-spacing:.1em;font-size:clamp(38px,11vw,54px)}
  .dossier-role{margin-left:27px}
  .conn-list li{grid-template-columns:1fr;gap:6px}
  .dossier-pager{grid-template-columns:1fr 1fr;padding:40px 0 70px}
  .pager-name{font-size:20px;letter-spacing:.08em}
}