/* Fonts are requested from <link> tags in index.html so the preload scanner
   can start them alongside the preconnects, instead of behind this file. */

/* ============================================================
   Tokens
   ============================================================ */
:root{
  color-scheme:dark;
  --ink:#020801;            /* page ground */
  --mint:#a2fa8e;           /* accent */
  --paper:#fff;
  --dim:rgba(255,255,255,.72);      /* 10.4:1 on --ink */
  --dimmer:rgba(255,255,255,.56);   /* 6.1:1 on --ink — AA for small text */
  --on-light:rgba(2,8,1,.64);       /* 6.5:1 on white */
  --line-d:rgba(255,255,255,.13);
  --line-l:rgba(2,8,1,.12);
  --nav-h:64px;

  /* preserved for the blue contact band + footer */
  --blue:#1938ff;
  --muted:#5b626e;
  --line:#dfe2e9;
  --heading:'Space Grotesk',sans-serif;
  --body:'DM Sans',sans-serif;

  --sans:'Geist','Helvetica Neue',Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 16px)}
body{
  margin:0;padding-top:var(--nav-h);
  background:var(--ink);color:#fff;
  font-family:var(--sans);font-size:16px;line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-weight:400;margin:0}
main p{margin:0}
ol,ul{margin:0;padding:0;list-style:none}
::selection{background:var(--mint);color:var(--ink)}
:focus-visible{outline:2px solid var(--mint);outline-offset:4px}
/* the ring has to stay visible on the light and mint surfaces too */
.band.light :focus-visible,.prow.is-live :focus-visible,.flow :focus-visible{outline-color:var(--ink)}
.contact-section :focus-visible{outline-color:#fff}
.footer :focus-visible{outline-color:var(--blue)}
.skip{position:absolute;left:1rem;top:-100px;background:#fff;color:#000;padding:12px;z-index:100}
.skip:focus{top:calc(var(--nav-h) + 8px)}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}
.wrap{width:min(1296px,calc(100% - 104px));margin:0 auto}

/* small caps label used across the page */
.label{
  display:block;font-size:11.5px;font-weight:500;letter-spacing:.14em;
  text-transform:uppercase;color:var(--dimmer);line-height:1.5;
}

/* ============================================================
   Nav
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:stretch;min-height:var(--nav-h);
  /* past 1400px the brand tracks the content column instead of the viewport edge */
  padding-left:max(clamp(20px,4vw,52px),calc((100vw - 1296px) / 2));
  background:rgba(2,8,1,.88);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line-d);
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .nav{background:#020801}
}
.brand{display:flex;align-items:center;gap:10px;font-size:17px;letter-spacing:-.02em;white-space:nowrap}
.monogram{
  background:var(--mint);color:var(--ink);font-size:11px;font-weight:500;letter-spacing:0;
  width:26px;height:26px;display:grid;place-items:center;
}
.brand-period{color:var(--mint)}
.nav-links{display:flex;align-items:center;gap:clamp(12px,2.4vw,34px);margin-left:clamp(16px,5vw,72px);font-size:13.5px;color:var(--dim)}
.nav-links a{padding:4px 0;border-bottom:1px solid transparent;white-space:nowrap;transition:color .18s,border-color .18s}
.nav-links a:hover{color:#fff;border-color:var(--mint)}
.nav-right{display:flex;align-items:stretch;margin-left:auto}
.nav-plain{display:flex;align-items:center;padding:0 clamp(12px,2vw,26px);font-size:13.5px;white-space:nowrap;color:var(--dim);transition:color .18s}
.nav-plain:hover{color:#fff}
.nav-cta{
  display:grid;place-items:center;padding:0 clamp(14px,2.4vw,30px);
  background:var(--mint);color:var(--ink);font-size:13.5px;font-weight:500;
  white-space:nowrap;transition:background .18s;
}
.nav-cta:hover{background:#b9ffa8}
/* the corner block is flush to the edge, so pull its focus ring inside */
.nav-cta:focus-visible{outline-color:var(--ink);outline-offset:-5px}

/* ============================================================
   Hero
   ============================================================ */
.hero{border-bottom:1px solid var(--line-d)}
.hero-head{padding:clamp(64px,13vh,132px) 0 clamp(56px,10vh,110px)}
.hero h1{
  font-size:clamp(46px,8.4vw,118px);line-height:1.0;letter-spacing:-.025em;font-weight:400;
}
.hero h1 .reveal{display:block}
.hero h1 .accent{color:var(--mint)}
.hero-split{border-top:1px solid var(--line-d)}
.hero-grid{display:grid;grid-template-columns:1fr 1fr}
.hero-cell{padding:38px 0 44px}
.hero-cell:last-child{border-left:1px solid var(--line-d);padding-left:clamp(28px,5vw,72px)}
.hero-cell p{margin-top:26px;font-size:17px;color:var(--dim);max-width:46ch}
.hero-lead{color:#fff!important}
.button{
  display:inline-flex;align-items:center;gap:26px;margin-top:28px;
  background:var(--mint);color:var(--ink);padding:16px 22px;
  font-size:15px;font-weight:500;transition:background .18s,transform .18s;
}
.button:hover{background:#b9ffa8;transform:translateY(-1px)}
.button span{font-size:18px}

/* ============================================================
   Rotator
   ============================================================ */
.rotator{padding:clamp(70px,11vw,132px) 0;border-bottom:1px solid var(--line-d)}
.rot-eyebrow{margin-bottom:clamp(28px,5vw,56px)}
.rot{display:flex;align-items:flex-end;gap:clamp(14px,2.2vw,30px)}
.rot-static,.rot-list>span{font-size:clamp(38px,6.6vw,92px);line-height:1.1;letter-spacing:-.02em}
.rot-static{flex:none}
.rot-window{overflow:hidden;min-width:0;flex:1 1 auto}
.rot-list{display:block;transition:transform .62s cubic-bezier(.22,.61,.36,1)}
.rot-list>span{display:block;color:var(--mint);transition:opacity .62s}
/* consumed words stay legible: .42 of mint on --ink is 4.9:1 */
.rot-list>span.is-past{opacity:.42}
.rot-note{margin-top:clamp(30px,5vw,58px);max-width:52ch;color:var(--dim);font-size:17px}

/* ============================================================
   Flow band
   ============================================================ */
/* white band — sets the dark / light alternation going early */
.flow{background:var(--paper);color:var(--ink);padding:clamp(56px,8vw,96px) 0}
.flow-eyebrow{margin-bottom:34px;color:var(--on-light)}
.flow-grid{display:grid;grid-template-columns:repeat(3,1fr)}
.flow-grid li{padding:30px clamp(20px,3vw,44px) 30px 0;border-top:1px solid var(--line-l)}
.flow-grid li+li{border-left:1px solid var(--line-l);padding-left:clamp(20px,3vw,44px)}
.flow-grid .idx{display:block;font-size:12px;color:var(--on-light);letter-spacing:.1em}
.flow-kicker{display:block;margin:16px 0 14px;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:#4d5450}
.flow-grid strong{display:block;font-weight:400;font-size:clamp(20px,2.1vw,27px);line-height:1.22;letter-spacing:-.015em}
.flow-core{background:var(--ink);color:#fff;margin:0 -1px}
.flow-core .idx{color:var(--dimmer)}
.flow-core .flow-kicker{color:var(--dim)}
.flow-core strong{color:var(--mint)}

/* ============================================================
   Bands (shared)
   ============================================================ */
.band{padding:clamp(70px,10vw,128px) 0}
.band-head{display:grid;grid-template-columns:minmax(150px,1fr) 2.1fr;gap:clamp(24px,4vw,60px);align-items:start}
.band-head .label{padding-top:12px}
.band h2{
  grid-column:2;font-size:clamp(30px,4.6vw,62px);line-height:1.06;letter-spacing:-.025em;
}
.band-intro{grid-column:2;margin-top:26px;max-width:58ch;color:var(--dim);font-size:17.5px}
.band.light{background:var(--paper);color:var(--ink)}
.band.light .label{color:var(--on-light)}
.band.light .band-intro{color:#4d5450}

/* ============================================================
   Capabilities — pinned panel + scroll-linked rows
   ============================================================ */
.capabilities{padding-bottom:clamp(60px,8vw,110px)}
.pin-grid{
  display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);
  gap:clamp(28px,4vw,64px);margin-top:clamp(48px,7vw,92px);
  align-items:start;
}
.pin-panel{position:sticky;top:calc(var(--nav-h) + clamp(20px,6vh,64px))}
.pin-inner{border:1px solid var(--line-d);background:#070d06;padding:clamp(18px,2vw,26px)}
.pin-stage{position:relative;aspect-ratio:4/3;background:
  linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px) 0 0/100% 24px,
  linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px) 0 0/24px 100%,#020801}
.pin-fig{position:absolute;inset:0;margin:0;opacity:0;transform:scale(.985);transition:opacity .5s ease,transform .5s cubic-bezier(.22,.61,.36,1)}
.pin-fig.is-live{opacity:1;transform:none}
.pin-fig svg{width:100%;height:100%;display:block}
.pf-box{fill:none;stroke:rgba(255,255,255,.22);stroke-width:1}
.pf-mintbox{fill:rgba(162,250,142,.16);stroke:var(--mint);stroke-width:1}
.pf-line{fill:rgba(255,255,255,.55)}
.pf-dim{fill:rgba(255,255,255,.2)}
.pf-mint{fill:var(--mint)}
.pf-path{fill:none;stroke:rgba(255,255,255,.35);stroke-width:1}
.pf-dot{fill:var(--mint)}
.pf-check{fill:none;stroke:rgba(255,255,255,.45);stroke-width:2;stroke-linecap:square}
.pf-check-mint{stroke:var(--mint)}
.pin-meta{display:flex;align-items:center;gap:16px;margin-top:18px}
.pin-count{font-size:12px;letter-spacing:.1em;color:var(--dimmer);white-space:nowrap}
.pin-count em{font-style:normal;color:var(--mint)}
.pin-bar{flex:1;height:1px;background:var(--line-d);position:relative;overflow:hidden}
.pin-bar i{position:absolute;inset:0 auto 0 0;width:16.6667%;background:var(--mint);transition:width .45s cubic-bezier(.22,.61,.36,1)}

.pin-rows{border-top:1px solid var(--line-d)}
.prow{
  border-bottom:1px solid var(--line-d);padding:clamp(26px,3vw,38px) clamp(18px,2.4vw,30px);
  transition:background .38s ease,color .38s ease;
}
.prow-num{display:block;font-size:12px;letter-spacing:.1em;color:var(--dimmer);transition:color .38s}
.prow h3{margin-top:14px;font-size:clamp(23px,2.7vw,36px);line-height:1.08;letter-spacing:-.022em;transition:color .38s}
.prow>p{margin-top:16px;color:var(--dim);font-size:16.5px;transition:color .38s}
.prow .tags{margin-top:16px;font-size:13px;color:var(--dimmer)}
.prow.is-live{background:var(--mint);color:var(--ink)}
.prow.is-live .prow-num{color:rgba(2,8,1,.6)}
.prow.is-live h3{color:var(--ink)}
.prow.is-live>p{color:rgba(2,8,1,.78)}
.prow.is-live .tags{color:rgba(2,8,1,.6)}

/* ============================================================
   Pixel transition band
   ============================================================ */
.pixels{display:grid;grid-template-columns:repeat(24,1fr);grid-auto-rows:clamp(22px,3.4vw,52px);overflow:hidden}
.pixels i{display:block;transform:scaleY(0);transform-origin:top;transition:transform .5s cubic-bezier(.22,.61,.36,1)}
.pixels.in i{transform:none}
.px-mint{background:var(--mint)}
.px-blue{background:var(--blue)}
.px-white{background:#fff}
.px-ink{background:#0b120a}

/* ============================================================
   Preserved: blue contact band + footer (unchanged design)
   ============================================================ */
.contact-section{background:var(--blue);color:#fff;padding:80px 0 85px;font-family:var(--body);font-size:17px;line-height:1.6}
.contact-section .eyebrow{font-size:13px;font-weight:650;letter-spacing:.13em;line-height:1.6}
.contact-section h2{font-family:var(--heading);font-weight:500;font-size:clamp(35px,4.4vw,59px);letter-spacing:-.045em;line-height:1.12;margin:26px 0}
/* the original inherited the UA paragraph margin here; main p{margin:0} must not reach it */
.contact-section p{max-width:510px;font-size:19px;margin:1em 0}
.contact-email{font-family:var(--heading);display:inline-flex;font-size:clamp(22px,3vw,36px);gap:38px;margin-top:18px;border-bottom:1px solid #8093ff}
.contact-email:hover{border-color:#fff}

/* full-bleed white footer; sits under the blue band, keeps the band's fonts */
.footer{background:var(--paper);color:#16191e;font-family:var(--body);font-size:15px;line-height:1.6}
.footer a{transition:color .18s,border-color .18s}
.footer-top{display:grid;grid-template-columns:minmax(0,1.45fr) repeat(4,minmax(0,1fr));gap:40px 40px;padding:60px 0 48px}
.footer .brand{font-family:var(--heading);font-weight:600;font-size:27px;letter-spacing:-1px;display:inline-flex;align-items:center;gap:11px}
.footer-tag{margin:10px 0 0;color:var(--muted)}
.footer-about{margin:18px 0 0;max-width:36ch;color:#16191e}
.footer-mail{display:inline-block;margin-top:22px;font-family:var(--heading);font-size:19px;letter-spacing:-.01em;border-bottom:1px solid var(--line);padding-bottom:2px}
.footer-mail:hover{border-color:#16191e}
.footer-note{margin:-4px 0 14px;font-size:13.5px;color:var(--muted);max-width:36ch}
.footer-h{margin:0 0 16px;font-size:12px;font-weight:650;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);line-height:1.6}
.footer-top ul{display:grid;gap:9px}
.footer-top li a{display:inline-block;color:#16191e;border-bottom:1px solid transparent;line-height:1.45}
.footer-top li a:hover{border-color:#16191e}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;gap:10px 28px;padding:22px 0 30px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.footer-bottom .sp{flex:1 1 auto}
.footer a:focus-visible{outline:2px solid var(--blue);outline-offset:3px}

/* ============================================================
   Motion
   ============================================================ */
[data-anim]{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s cubic-bezier(.22,.61,.36,1)}
[data-anim].in{opacity:1;transform:none}

/* ============================================================
   Responsive
   ============================================================ */
@media(max-width:1080px){
  .wrap{width:calc(100% - 64px)}
  .nav-links{display:none}
  .band-head{grid-template-columns:1fr}
  .band h2,.band-intro{grid-column:1}
  .band-head .label{padding-top:0}
  .pin-grid{grid-template-columns:1fr;gap:32px}
  .pin-panel{position:static}
  .pin-stage{aspect-ratio:16/7}
  .pixels{grid-template-columns:repeat(16,1fr)}
}
@media(max-width:760px){
  .wrap{width:calc(100% - 40px)}
  body{font-size:15.5px}
  .nav{padding-left:20px}
  .brand{font-size:16px}
  .nav-plain{padding:0 12px;font-size:13px}
  .nav-cta{padding:0 16px;font-size:13px}
  .flow-core{margin:0}
  .hero-head{padding:52px 0 44px}
  .hero-grid{grid-template-columns:1fr}
  .hero-cell{padding:30px 0}
  .hero-cell:last-child{border-left:0;border-top:1px solid var(--line-d);padding-left:0}
  .hero-cell p{margin-top:18px;font-size:16px}
  .button{width:100%;justify-content:space-between;padding:16px 18px;gap:14px}
  .rot{flex-direction:column;align-items:flex-start;gap:2px}
  .rot-window{width:100%}
  .rot-note{font-size:16px}
  .flow-grid{grid-template-columns:1fr}
  .flow-grid li{padding:22px 0}
  .flow-grid li+li{border-left:0;padding-left:0}
  .pin-grid{margin-top:36px;gap:26px}
  .pin-inner{padding:14px}
  .prow{padding:24px 16px}
  .prow>p{font-size:16px}
  .pixels{grid-template-columns:repeat(12,1fr);grid-auto-rows:26px}
  .band-intro{font-size:16.5px}
}

/* ------------------------------------------------------------
   The blue band keeps the breakpoints it shipped with (680), and the
   footer folds at 1000 / 680 to match it. Placed after the blocks
   above so these rules win on source order.
   ------------------------------------------------------------ */
@media(max-width:1080px){
  .contact-section .wrap,.footer .wrap{width:min(1296px,calc(100% - 104px))}
}
@media(max-width:1000px){
  .contact-section .wrap,.footer .wrap{width:calc(100% - 64px)}
}
@media(max-width:680px){
  .contact-section .wrap,.footer .wrap{width:calc(100% - 40px)}
  .contact-section{padding:54px 0 58px}
  .contact-section .eyebrow{font-size:12px;letter-spacing:.09em}
  .contact-section p{font-size:18px}
  .contact-email{gap:16px}
}
@media(max-width:1080px){
  .footer .brand{font-size:23px}
  .footer-top{grid-template-columns:repeat(4,minmax(0,1fr));gap:36px 28px;padding:52px 0 40px}
  .footer-top>div:first-child{grid-column:1 / -1}
  .footer-about{max-width:52ch}
}
@media(max-width:760px){
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media(max-width:680px){
  .footer{font-size:14.5px}
  .footer-top{grid-template-columns:1fr;gap:30px;padding:44px 0 34px}
  .footer-h{margin-bottom:12px}
  .footer-top ul{gap:4px}
  .footer-top li a{padding:6px 0}
  .footer-bottom{gap:8px 20px;padding:20px 0 28px;font-size:13px}
  .footer-bottom .sp{display:none}
  .footer-bottom>span:first-child{width:100%}
}
/* the narrowest phones: drop the secondary nav link so the two remaining
   items never wrap mid-phrase */
@media(max-width:420px){
  .nav-plain{display:none}
  .brand{font-size:15px;gap:7px}
  .monogram{width:23px;height:23px;font-size:10px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-anim]{opacity:1;transform:none;transition:none}
  .rot-list,.rot-list>span,.pin-fig,.prow,.pin-bar i,.pixels i{transition:none}
  .pixels i{transform:none}
  .stack-card{position:static}
}

/* Windows High Contrast: every state here is carried by background alone,
   which forced-colors discards — restore the states with borders. */
@media(forced-colors:active){
  .prow.is-live,.nav-cta,.button{forced-color-adjust:none}
  .prow.is-live{outline:3px solid Highlight;outline-offset:-3px}
  .pin-fig{opacity:1}
  .pin-fig:not(.is-live){display:none}
  .pin-bar i{background:Highlight;forced-color-adjust:none}
  .rot-list>span.is-past{opacity:1;color:GrayText}
  .pixels{display:none}
}

/* ============================================================
   Print — the screen design is white-on-black; invert it back
   ============================================================ */
@media print{
  :root{color-scheme:light}
  body{padding-top:0;background:#fff;color:#000;font-size:11pt}
  .nav,.pixels,.pin-panel,.skip{display:none!important}
  [data-anim]{opacity:1!important;transform:none!important}
  .band,.hero,.rotator,.flow,.capabilities,.technology,.approach,.contact-section,.band.light{
    background:#fff!important;color:#000!important;padding:12pt 0!important;
  }
  .pin-grid{display:block;margin-top:12pt}
  .prow,.prow.is-live{background:#fff!important;color:#000!important;border-bottom:1px solid #999;page-break-inside:avoid}
  .prow.is-live .prow-num,.prow.is-live h3,.prow.is-live>p,.prow.is-live .tags{color:#000!important}
  .stack-card{position:static!important;background:#fff!important;border:1px solid #999;page-break-inside:avoid}
  .rot-window{overflow:visible;height:auto!important}
  .rot-list{transform:none!important}
  .rot-list>span{opacity:1!important;color:#000!important}
  .label,.dim,.tags,p,.band-intro,.rot-note,.flow-kicker,.idx,.prow-num,.pin-count,
  .tech-list li,.principles p,.steps p,.use-cases p,.use-cases .note{color:#333!important}
  .hero h1,h2,h3,strong{color:#000!important}
  .hero h1 .accent,.flow-core strong,.stack-card .idx{color:#000!important}
  .button,.contact-email{border:1px solid #000;color:#000!important;background:#fff!important}
  a[href^="mailto:"]::after{content:" (" attr(href) ")";font-size:9pt;color:#555}
  .tech-list li,.pin-inner,.flow-grid li,.use-cases article{border-color:#999!important}
  .footer{background:#fff!important;color:#000!important;page-break-inside:avoid}
  .footer-top nav,.footer-note{display:none!important}
  .footer-top{display:block;padding:12pt 0 0}
  .footer-mail::after{content:none}
  section,article{page-break-inside:avoid}
}