:root{
  --bg:#050506; --bg2:#0A0A0D; --card:rgba(255,255,255,.028); --card2:rgba(255,255,255,.05);
  --border:rgba(255,255,255,.08); --border2:rgba(255,255,255,.16);
  --text:#F4F4F6; --muted:#9A9AA3; --dim:#62626B;
  --c1:#4C7DFF; --c2:#2DD4BF; --c3:#8FB0FF;
  --beam-a:#8FB0FF; --beam-b:#2DD4BF;
  --sans:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --display:"Space Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --mono:"Space Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --out:cubic-bezier(.16,1,.3,1);
  color-scheme:dark;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#050506}}
:root[data-theme="dark"]{--bg:#050506}
/* the page theme (attribute kept as "light" for the layout rules hung on it): all black, after
   microsoft.com/surface (owner, 2026-10-08) — black page, #141414 cards, white text */
:root[data-theme="light"]{
  --bg:#000000; --bg2:#141414; --card:rgba(255,255,255,.04); --card2:rgba(255,255,255,.08);
  --border:rgba(255,255,255,.1); --border2:rgba(255,255,255,.2);
  --text:#FFFFFF; --muted:#B4B4B8; --dim:#8E8E94;
  --c1:#4C7DFF; --c2:#2DD4BF; --c3:#8FB0FF;
  /* electric accents for animated graphics (not body text) */
  --e1:#3D7BFF; --e2:#1FD49A; --e2-text:#3BE0A8;
  --beam-a:var(--e1); --beam-b:var(--e2);
  --radius:24px; --ease-ms:cubic-bezier(.8,0,.2,1);
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:1.03rem;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,canvas{max-width:100%;display:block}
a{color:inherit}
::selection{background:var(--c1);color:#fff}
:focus-visible{outline:2px solid var(--c3);outline-offset:3px;border-radius:6px}
.wrap{width:min(1200px,100% - 2.5rem);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:#000;padding:.6rem 1rem;z-index:99;border-radius:8px}
.skip:focus{left:1rem;top:1rem}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.noise{position:fixed;inset:0;pointer-events:none;z-index:60;opacity:.035;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ---------- nav ---------- */
.nav{position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:50;width:min(1120px,100% - 1.5rem);
  display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.55rem .55rem .55rem 1.1rem;
  background:rgba(12,12,16,.55);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--border);border-radius:999px;transition:background .4s,border-color .4s}
.nav.scrolled{background:rgba(12,12,16,.82);border-color:var(--border2)}
.logo{display:inline-flex;align-items:center;gap:.3rem;text-decoration:none;color:var(--text);line-height:1;min-height:44px}
.logo .mark{height:18px;width:auto}
.logo .inc{font-weight:300;font-size:19px;line-height:.8;letter-spacing:.02em}
.nav ul{list-style:none;display:flex;gap:.25rem}
.nav ul a{display:block;text-decoration:none;color:var(--muted);font-size:.9rem;padding:.45rem .8rem;border-radius:999px;transition:color .2s,background .2s}

.nav ul a[aria-current="page"]{color:var(--text);background:var(--card2)}
.nav-contact{display:none}
.nav-end{display:flex;align-items:center;gap:.5rem}
.menu-btn{display:none;background:var(--card2);border:1px solid var(--border);color:var(--text);border-radius:999px;padding:.45rem .9rem;min-height:44px;font:500 .88rem var(--sans);cursor:pointer}
@media (max-width:980px){
  .menu-btn{display:block}.nav .btn{display:none}
  /* accordion-style reveal (like apple.com): the panel unrolls downward, then the links fade in one by one.
     visibility keeps closed links out of the tab order; it flips only after the closing animation ends. */
  .nav ul{position:absolute;top:calc(100% + 8px);left:0;right:0;flex-direction:column;padding:.6rem;background:rgba(12,12,16,.96);border:1px solid var(--border);border-radius:20px;display:flex;
    visibility:hidden;opacity:0;-webkit-clip-path:inset(0 0 100% 0 round 20px);clip-path:inset(0 0 100% 0 round 20px);
    transition:clip-path .4s var(--out),-webkit-clip-path .4s var(--out),opacity .25s ease,visibility 0s linear .4s}
  .nav ul.open{visibility:visible;opacity:1;-webkit-clip-path:inset(0 0 0 0 round 20px);clip-path:inset(0 0 0 0 round 20px);
    transition:clip-path .55s var(--out),-webkit-clip-path .55s var(--out),opacity .2s ease,visibility 0s}
  .nav ul li{opacity:0;transform:translateY(-8px);transition:opacity .2s ease,transform .3s var(--out)}
  .nav ul.open li{opacity:1;transform:none;transition:opacity .35s ease,transform .45s var(--out)}
  .nav ul.open li:nth-child(1){transition-delay:.06s}.nav ul.open li:nth-child(2){transition-delay:.1s}
  .nav ul.open li:nth-child(3){transition-delay:.14s}.nav ul.open li:nth-child(4){transition-delay:.18s}
  .nav ul.open li:nth-child(5){transition-delay:.22s}.nav ul.open li:nth-child(6){transition-delay:.26s}
  .nav ul.open li:nth-child(7){transition-delay:.3s}
  .menu-btn{min-width:78px}
  .nav ul a{padding:.8rem 1rem;font-size:1rem}
  .nav-contact{display:block}
}

/* ---------- buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:.5rem;font:500 .92rem var(--sans);padding:.72rem 1.25rem;border-radius:999px;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:transform .3s var(--out),box-shadow .3s,background .3s,border-color .3s;white-space:nowrap}
.btn-primary{background:var(--text);color:#050506;box-shadow:0 0 0 0 rgba(76,125,255,0)}

.btn-glass{background:var(--card2);color:var(--text);border-color:var(--border2);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}

/* ---------- type ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font:500 .78rem var(--mono);color:var(--c3);letter-spacing:.02em}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c2);box-shadow:0 0 10px var(--c2)}

h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-.03em;line-height:1.08;text-wrap:balance}
h2{font-size:clamp(calc(2.1rem - 2px),calc(4.6vw - 2px),calc(3.6rem - 2px))}
h3{font-size:1.2rem;letter-spacing:-.015em;line-height:1.25}
.lead{color:var(--muted);font-size:clamp(1.05rem,1.6vw,1.2rem);max-width:58ch}
.sec{padding:clamp(5rem,11vw,9rem) 0 0}
.sec-head{max-width:760px;margin-bottom:clamp(2.5rem,5vw,4rem)}
.sec-head h2{margin-top:1rem}
.sec-head p{margin-top:1.1rem}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;padding-top:clamp(8rem,17vh,11rem);overflow:hidden;isolation:isolate}

.hero-inner{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center}
.pill{display:inline-flex;align-items:center;gap:.6rem;padding:.35rem .9rem .35rem .4rem;min-height:44px;border-radius:999px;border:1px solid var(--border2);background:rgba(255,255,255,.04);font-size:.85rem;color:var(--muted);text-decoration:none;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);position:relative;overflow:hidden}
.pill b{flex:none;white-space:nowrap;font:500 .7rem var(--mono);color:#050506;background:linear-gradient(90deg,var(--c3),var(--c2));padding:.2rem .5rem;border-radius:999px}
.pill-short{display:none}
.pill:not(:has(b)){padding-left:.9rem}
@media (max-width:520px){.pill-long{display:none}.pill-short{display:inline}.pill{font-size:.8rem}}
.pill::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 30%,rgba(255,255,255,.14) 50%,transparent 70%);transform:translateX(-100%);animation:shine 4.5s ease-in-out 2s infinite}
@keyframes shine{40%,100%{transform:translateX(100%)}}

.hero h1{margin-top:1.6rem;font-size:clamp(calc(2.3rem - 2px),calc(5vw - 2px),calc(4.2rem - 2px));letter-spacing:-.03em;line-height:1.04;max-width:17ch}
.hero h1 .nb{white-space:nowrap}
.hero h1{animation:stscale 1.1s var(--out) .2s both}
@keyframes stscale{from{transform:scale(1.05)}to{transform:none}}
.hero h1 .w{display:inline-block;background:linear-gradient(180deg,#fff 25%,#A3A9BA 115%);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.18em;margin-bottom:-.1em;opacity:0;transform:translateY(28px);animation:wordin .7s var(--out) forwards}
@keyframes wordin{to{opacity:1;transform:none}}
.hero .lead{margin-top:1.6rem;text-align:center}
.hero .actions{margin-top:2.2rem;display:flex;gap:.7rem;flex-wrap:wrap;justify-content:center}
.fade-up{opacity:0;transform:translateY(20px);animation:fadeup .8s var(--out) forwards}
@keyframes fadeup{to{opacity:1;transform:none}}

/* ---------- bento ---------- */
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem}
.card{position:relative;border-radius:22px;background:var(--bg2);border:1px solid var(--border);overflow:hidden;isolation:isolate;min-height:300px;display:flex;flex-direction:column;
  transition:transform .5s var(--out),border-color .3s}
.card::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .3s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(143,176,255,.1),transparent 45%)}
.card::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(300px circle at var(--mx,50%) var(--my,50%),rgba(143,176,255,.55),transparent 45%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}

.card .viz{flex:1;position:relative;min-height:170px;display:grid;place-items:center;padding:1.4rem 1.4rem 0}
.card .txt{padding:1.4rem 1.6rem 1.6rem}
.card .txt p{color:var(--muted);font-size:.95rem;margin-top:.4rem;max-width:44ch}
.c-2{grid-column:span 2}.c-6{grid-column:1/-1}

@media (max-width:980px){.c-2{grid-column:span 3}.bento .card:last-child{grid-column:1/-1}}
@media (max-width:680px){.bento{grid-template-columns:1fr}.c-2,.c-6{grid-column:auto}}

/* viz: tracker */
.track{width:100%;display:grid;gap:.9rem}
.order{border:1px solid var(--border);background:rgba(0,0,0,.3);border-radius:14px;padding:.85rem 1rem}
.order .row{display:flex;justify-content:space-between;font:400 .75rem var(--mono);color:var(--dim)}
.order .row b{color:var(--text);font-weight:500}
.prog{height:4px;border-radius:4px;background:rgba(255,255,255,.07);margin-top:.7rem;overflow:hidden}
.prog i{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,var(--c1),var(--c2));animation:prog 4.5s var(--out) infinite}
.order:nth-child(2) .prog i{animation-delay:1.4s}
@keyframes prog{0%{width:0}70%,100%{width:100%}}
.steps-mini{display:flex;justify-content:space-between;font:400 .68rem var(--mono);color:var(--dim);margin-top:.5rem}

/* ---------- founder ---------- */
.founder-card{position:relative;display:grid;grid-template-columns:1fr;gap:clamp(1.5rem,4vw,3rem);align-items:center;padding:clamp(2rem,5vw,3.5rem);border-radius:28px;border:1px solid var(--border);background:linear-gradient(135deg,rgba(76,125,255,.08),transparent 50%),var(--bg2);overflow:hidden}
.founder-card:has(.avatar){grid-template-columns:auto 1fr}
img.avatar{height:auto;object-fit:cover}
.avatar{width:clamp(96px,12vw,140px);aspect-ratio:1;border-radius:50%;display:grid;place-items:center;font-size:clamp(1.8rem,3vw,2.4rem);font-weight:500;letter-spacing:-.03em;
  background:linear-gradient(135deg,#1B1B22,#0D0D11);border:1px solid var(--border2);box-shadow:0 0 0 6px rgba(255,255,255,.02),0 0 60px -10px rgba(76,125,255,.6)}
.founder-card blockquote{font-size:clamp(1.3rem,2.6vw,2rem);font-weight:400;letter-spacing:-.025em;line-height:1.3}
.founder-card .who{margin-top:1.2rem;display:flex;gap:.8rem;align-items:center;flex-wrap:wrap}
.founder-card .who .link{display:inline-flex;align-items:center;min-height:44px}
.founder-card .who b{font-weight:500}.founder-card .who span{font:400 .8rem var(--mono);color:var(--dim)}
@media (max-width:640px){.founder-card,.founder-card:has(.avatar){grid-template-columns:1fr}}

/* ---------- footer ---------- */
footer{margin-top:clamp(5rem,10vw,8rem);border-top:1px solid var(--border);padding-top:3.5rem;overflow:hidden}
.foot{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:2rem}
.foot h4{font:500 .75rem var(--mono);color:var(--dim);margin-bottom:1rem}
.foot ul{list-style:none;display:grid;gap:0}
.foot a{text-decoration:none;color:var(--muted);font-size:.93rem;display:flex;align-items:center;min-height:44px}

.foot .blurb{color:var(--muted);max-width:32ch;margin-top:1rem;font-size:.93rem}
.status-dot{display:inline-flex;align-items:center;gap:.5rem;margin-top:1.2rem;font:400 .75rem var(--mono);color:var(--dim);white-space:nowrap}
.status-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:#34D399;box-shadow:0 0 8px #34D399}
/* footer system rail: a quiet moving line instead of a giant wordmark */
.sysline{margin-top:3.5rem;padding-bottom:1.6rem;display:grid;justify-items:center;gap:1.1rem}
.rail{position:relative;width:100%;height:1px;background:linear-gradient(90deg,transparent,var(--border2) 12%,var(--border2) 88%,transparent)}
.rail::before,.rail::after{content:"";position:absolute;top:50%;width:4px;height:4px;border-radius:50%;background:var(--border2);transform:translateY(-50%)}
.rail::before{left:12%}.rail::after{right:12%}
.rail i{position:absolute;top:50%;left:-70px;width:70px;height:1px;transform:translateY(-50%);
  background:linear-gradient(90deg,transparent,var(--c2),transparent);box-shadow:0 0 12px rgba(45,212,191,.6);
  animation:railrun 9s linear infinite}
@keyframes railrun{to{left:100%}}
.sysline .lbl{font:400 .72rem var(--mono);color:var(--dim);letter-spacing:.05em}
.legal{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;color:var(--dim);font:400 .75rem var(--mono);padding:.6rem 0;border-top:1px solid var(--border)}
.legal a{text-decoration:none;color:var(--dim);margin-left:1rem;display:inline-flex;align-items:center;min-height:44px}
@media (max-width:820px){.foot{grid-template-columns:1fr 1fr}}

/* ---------- subpages ---------- */
.page-hero{position:relative;padding:clamp(9rem,20vh,12rem) 0 clamp(3rem,6vw,4.5rem);overflow:hidden;isolation:isolate}
.page-hero::before{content:"";position:absolute;inset:-40% 10% auto;height:120%;z-index:-1;background:radial-gradient(ellipse at 50% 60%,rgba(76,125,255,.22),transparent 60%);filter:blur(30px)}
.page-hero .crumb{font:500 .75rem var(--mono);color:var(--c3)}
.page-hero h1{margin-top:1rem;font-size:clamp(calc(2.6rem - 2px),calc(6.4vw - 2px),calc(5.2rem - 2px));letter-spacing:-.03em;max-width:16ch;background:linear-gradient(180deg,#fff 30%,#9DA3B4 120%);-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.16em;margin-bottom:-.16em}
.page-hero .lead{margin-top:1.3rem}
section.block{padding:clamp(3.5rem,7vw,5.5rem) 0 0}
.split{display:grid;grid-template-columns:1fr 1.5fr;gap:clamp(2rem,6vw,5rem);align-items:start}
.split>h2{font-size:clamp(calc(1.7rem - 2px),calc(3vw - 2px),calc(2.4rem - 2px))}
.prose p{color:var(--muted);max-width:66ch}
.prose p+p{margin-top:1rem}
.prose h3{margin:2rem 0 .6rem}
.prose ul{margin-top:.4rem;list-style:none;display:grid;gap:.6rem;max-width:64ch}
.prose ul li{color:var(--muted);padding-left:1.5rem;position:relative}
.prose ul li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:linear-gradient(135deg,var(--c3),var(--c2))}
.prose .more{margin-top:1.4rem}
.link{color:var(--c3);text-decoration:none;border-bottom:1px solid rgba(143,176,255,.35)}

.btn:not(.btn-primary):not(.btn-glass){background:var(--text);color:#050506}
.values{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:2rem}
.values>div{border:1px solid var(--border);border-radius:20px;padding:1.6rem;background:var(--bg2)}
.values p{color:var(--muted);margin-top:.4rem;font-size:.96rem}
.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:18px;overflow:hidden}
.facts>div{background:var(--bg2);padding:1.2rem 1.3rem}
.facts dt{font:400 .74rem var(--mono);color:var(--dim)}
.facts dd{font-size:1.15rem;margin-top:.3rem;font-weight:500;letter-spacing:-.02em}

.steps{list-style:none;counter-reset:s;display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;margin-top:2rem}
.steps li{counter-increment:s;border:1px solid var(--border);border-radius:18px;padding:1.3rem;background:var(--bg2);position:relative}
.steps li::before{content:"0" counter(s);font:500 .75rem var(--mono);color:var(--c3)}
.steps h3{margin-top:1.4rem;font-size:1.1rem}
.steps p{color:var(--muted);font-size:.9rem;margin-top:.4rem}

.founder{display:grid;grid-template-columns:1fr;gap:1.8rem;align-items:start}
.founder:has(.ph){grid-template-columns:140px 1fr}
.founder img.ph{width:100%;height:auto;object-fit:cover}
.avatar.avatar-md{width:120px;margin-bottom:1.4rem}
.founder .ph{aspect-ratio:1;border-radius:50%;display:grid;place-items:center;font-size:2rem;font-weight:500;background:linear-gradient(135deg,#1B1B22,#0D0D11);border:1px solid var(--border2);box-shadow:0 0 50px -12px rgba(76,125,255,.6)}
.band{margin-top:clamp(3.5rem,7vw,5.5rem)}
.band .wrap{display:flex;justify-content:space-between;align-items:center;gap:2rem;flex-wrap:wrap;padding:2.4rem;border-radius:26px;border:1px solid var(--border2);background:linear-gradient(120deg,rgba(76,125,255,.14),rgba(45,212,191,.06) 60%,transparent),var(--bg2)}
.band h2{font-size:clamp(1.6rem,3vw,2.4rem)}
.band p{color:var(--muted);margin-top:.5rem}
.offices{display:grid;gap:1rem}
.offices address{font-style:normal;color:var(--muted);border:1px solid var(--border);border-radius:18px;padding:1.2rem 1.3rem;background:var(--bg2);line-height:1.7}
.offices strong{display:block;font:500 .75rem var(--mono);color:var(--dim);margin-bottom:.4rem}
.offices address .link{display:inline-flex;align-items:center;min-height:44px}
.offices.wide{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.wrap.prose{max-width:760px}
@media (max-width:900px){.split{grid-template-columns:1fr}.split>h2{position:static}.steps{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.values,.facts,.steps{grid-template-columns:1fr}.founder,.founder:has(.ph){grid-template-columns:1fr}.founder .ph{width:110px}}

/* ---------- routing + reveal ---------- */
[data-page]{animation:pagein .6s var(--out)}
@keyframes pagein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
/* fade-up (after microsoft.com/surface): 20px, .45s, ease-in-out */
.rv{transition:opacity .45s cubic-bezier(.8,0,.2,1),transform .45s cubic-bezier(.8,0,.2,1)}
/* hidden only once we know scripting is alive, so a blocked or failed main.js
   leaves the page readable instead of blank */
.js .rv{opacity:0;transform:translateY(20px)}
.rv.in{opacity:1;transform:none}
/* words-fade-up for headings and scale-down for media; main.js adds .st-split/.sd only when motion is allowed */
/* headings start at 1.05 scale before they rise in; clip so that never makes the page scroll sideways
   (overflow-x:clip, unlike hidden, keeps sticky positioning working) */
main{overflow-x:clip}
.st-word{display:inline-block}
.st-split .st-word{opacity:0;transform:translateY(28px);transition:opacity .7s var(--out),transform .7s var(--out);transition-delay:calc(var(--st-word-index,0) * 40ms)}
.st-split.st-in .st-word{opacity:1;transform:none}
:is(h1,h2).st-split{transform:scale(1.05);transform-origin:0 50%;transition:transform 1.1s var(--out)}
:is(h1,h2).st-split.st-in{transform:none}

.sd{transform:scale(1.08);transition:transform 1.4s var(--out)}
.sd.in{transform:none}
.progress{position:fixed;left:0;top:0;height:2px;width:100%;background:linear-gradient(90deg,var(--c1),var(--c2));transform-origin:left;transform:scaleX(0);z-index:70}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .rv,.st-split,.st-word,.sd{opacity:1;filter:none;transform:none}
}

/* ---------- page theme, first layer (historical: these rules were written for the old light page; the
   black theme further down overrides their colours, their layout still applies) ---------- */
:root[data-theme="light"] .noise{opacity:.02}
/* smoothing and a heavier weight for the small mono labels */
:root[data-theme="light"] body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
:root[data-theme="light"] :is(.eyebrow,.order .row,.steps-mini,.facts dt,
  .talk .watch,.foot h4,.page-hero .crumb,.sysline .lbl,.legal,.offices strong,.status-dot,.founder-card .who span){font-weight:500}
:root[data-theme="light"] .lead,:root[data-theme="light"] .prose p{color:var(--muted)}
:root[data-theme="light"] .nav{background:rgba(255,255,255,.55);backdrop-filter:blur(10px) saturate(140%);-webkit-backdrop-filter:blur(10px) saturate(140%)}
:root[data-theme="light"] .nav.scrolled{background:rgba(255,255,255,.65)}
@media (max-width:980px){:root[data-theme="light"] .nav ul{background:#fff;box-shadow:0 18px 40px -20px rgba(12,14,22,.25)}}
:root[data-theme="light"] .btn-primary,
:root[data-theme="light"] .btn:not(.btn-primary):not(.btn-glass){color:#fff}

:root[data-theme="light"] .hero h1 .w{background-image:linear-gradient(180deg,#0B0C10 25%,#4A5163 115%)}
:root[data-theme="light"] .page-hero h1{background-image:linear-gradient(180deg,#0B0C10 30%,#4A5163 120%)}

:root[data-theme="light"] .btn-glass{background:#fff;border-color:var(--border2);box-shadow:0 1px 2px rgba(12,14,22,.05)}

:root[data-theme="light"] .page-hero::before{opacity:.5}
:root[data-theme="light"] .pill{background:rgba(255,255,255,.7)}
:root[data-theme="light"] .pill b{color:#fff}

:root[data-theme="light"] .order{background:rgba(12,14,22,.025)}

:root[data-theme="light"] .prog{background:rgba(12,14,22,.08)}

:root[data-theme="light"] .card::before{background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(47,95,224,.06),transparent 45%)}
:root[data-theme="light"] .card::after{background:radial-gradient(300px circle at var(--mx,50%) var(--my,50%),rgba(47,95,224,.4),transparent 45%)}
:root[data-theme="light"] :is(.card,.values>div,.steps li,.offices address,.talk){box-shadow:0 1px 2px rgba(12,14,22,.04),0 12px 32px -24px rgba(12,14,22,.18)}
:root[data-theme="light"] .avatar,
:root[data-theme="light"] .founder .ph{box-shadow:0 0 0 6px rgba(12,14,22,.03),0 18px 40px -18px rgba(47,95,224,.45)}
:root[data-theme="light"] .link{color:var(--text);border-bottom-color:rgba(12,14,22,.28)}
:root[data-theme="light"] .talk .play::after{border-left-color:#fff}
:root[data-theme="light"] .rail i{box-shadow:0 0 10px rgba(11,133,119,.4)}

/* ---------- animated graphics in electric blue / green ---------- */
:root[data-theme="light"] .progress{background:linear-gradient(90deg,var(--e1),var(--e2))}
:root[data-theme="light"] .eyebrow::before{background:var(--e2);box-shadow:0 0 10px rgba(0,177,122,.6)}

:root[data-theme="light"] .prog i{background:linear-gradient(90deg,var(--e1),var(--e2))}

:root[data-theme="light"] .card::after{background:radial-gradient(300px circle at var(--mx,50%) var(--my,50%),rgba(10,92,255,.5),transparent 45%)}
:root[data-theme="light"] .rail i{background:linear-gradient(90deg,transparent,var(--e2),transparent);box-shadow:0 0 10px rgba(0,177,122,.5)}
:root[data-theme="light"] .status-dot::before{background:var(--e2);box-shadow:0 0 8px var(--e2)}

/* ---------- word rise + editorial rows (after palantir.com) ---------- */
.words.is-split .wd{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.12em;margin-bottom:-.12em}
.words.is-split .wd>span{display:inline-block;transform:translateY(110%);transition:transform .9s var(--out)}
.words.is-split.show .wd>span{transform:none}
.rows{list-style:none;border-bottom:1px solid var(--border2)}
.rows a{display:grid;grid-template-columns:1fr auto;align-items:end;gap:.2rem 1.5rem;padding:1.5rem 0 1.4rem;border-top:1px solid var(--border2);text-decoration:none;color:var(--text)}
.rows b{grid-column:1;font-family:var(--display);font-size:clamp(calc(2.2rem - 2px),calc(5.4vw - 2px),calc(4.4rem - 2px));font-weight:600;letter-spacing:-.03em;line-height:1;transition:transform .5s var(--out),color .3s}
.rows .rd{grid-column:1;color:var(--muted);font-size:.98rem;max-width:60ch}
.rows .rn{grid-column:2;grid-row:1;align-self:start;font:500 .75rem var(--mono);color:var(--dim)}

/* ---------- editorial layout: one label style, numbered rows, colour only in animated graphics (--e1/--e2).
   Corners, buttons and colours set here are overridden by the black theme below ---------- */
:root[data-theme="light"] .hero{min-height:0}

:root[data-theme="light"] .page-hero::before{display:none}
:root[data-theme="light"] :is(h1,h2){font-weight:600}
:root[data-theme="light"] .hero h1{font-weight:600;letter-spacing:-.03em}

:root[data-theme="light"] .hero h1 .w,
:root[data-theme="light"] .page-hero h1{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:var(--text)}
:root[data-theme="light"] .eyebrow{font:500 .72rem var(--sans);text-transform:uppercase;letter-spacing:.12em;color:var(--dim)}
:root[data-theme="light"] .eyebrow::before{display:none}
:root[data-theme="light"] .nav{border-radius:6px}
:root[data-theme="light"] :is(.btn,.menu-btn){border-radius:0}
:root[data-theme="light"] .btn-primary,
:root[data-theme="light"] .btn:not(.btn-primary):not(.btn-glass){background:var(--text);color:#fff;border-color:var(--text)}
:root[data-theme="light"] .btn-glass{background:transparent;color:var(--text);border-color:var(--text);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}
:root[data-theme="light"] .pill{border-radius:2px}
:root[data-theme="light"] .pill b{border-radius:2px;background:var(--text);color:#fff}
:root[data-theme="light"] :is(.nav ul a,.status-dot){border-radius:2px}
:root[data-theme="light"] :is(.card,.founder-card,.values>div,.steps li,.offices address,.talk,.band .wrap,.facts,.order){border-radius:4px}

:root[data-theme="light"] :is(.card,.values>div,.steps li,.offices address,.talk){box-shadow:none;border-color:var(--border2)}
:root[data-theme="light"] :is(.founder-card,.band .wrap){background:var(--bg2)}

@media (max-width:980px){
  :root[data-theme="light"] .nav ul{border-radius:4px;-webkit-clip-path:inset(0 0 100% 0 round 4px);clip-path:inset(0 0 100% 0 round 4px)}
  :root[data-theme="light"] .nav ul.open{-webkit-clip-path:inset(0 0 0 0 round 4px);clip-path:inset(0 0 0 0 round 4px)}
}

/* ---------- labels, steps as large rows, section spacing ---------- */
:root[data-theme="light"] :is(.founder-card .who span,.facts dt,.offices strong,
  .page-hero .crumb,.foot h4,.sysline .lbl,.talk .meta,.talk .watch,.status-dot,.legal){
  font-family:var(--sans);font-size:.7rem;font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--dim)}
:root[data-theme="light"] :is(.talk .meta span,.page-hero .crumb){color:var(--dim)}

:root[data-theme="light"] .legal a{font-size:inherit;letter-spacing:inherit}
/* no blue glows outside the animated graphics */
:root[data-theme="light"] :is(.avatar,.founder .ph){box-shadow:0 0 0 1px var(--border2)}

:root[data-theme="light"] :is(.card::before,.card::after){display:none}

:root[data-theme="light"] .founder-card{background:var(--bg2)}

/* numbered steps (Approach) as large editorial rows */
:root[data-theme="light"] .steps{grid-template-columns:1fr;gap:0;border-bottom:1px solid var(--border2)}
:root[data-theme="light"] .steps li{display:grid;grid-template-columns:1fr auto;column-gap:1.5rem;border:0;border-top:1px solid var(--border2);border-radius:0;background:transparent;padding:1.5rem 0 1.4rem;box-shadow:none}
:root[data-theme="light"] .steps li::before{content:"/0" counter(s);grid-column:2;grid-row:1;align-self:start;font:500 .75rem var(--mono);color:var(--dim)}
:root[data-theme="light"] .steps h3{grid-column:1;grid-row:1;margin:0;font-size:clamp(calc(1.8rem - 2px),calc(4.2vw - 2px),calc(3.2rem - 2px));font-weight:600;letter-spacing:-.03em;line-height:1.05}
:root[data-theme="light"] .steps p{grid-column:1;font-size:.98rem;max-width:62ch}
/* spacing between sections */
:root[data-theme="light"] main .sec{margin-top:clamp(3rem,6vw,5rem);padding-top:clamp(3rem,6vw,5rem);border-top:1px solid var(--border)}
:root[data-theme="light"] .block + .block{margin-top:clamp(3rem,6vw,4.5rem);border-top:1px solid var(--border)}

/* ---------- closing tiles (duplex) and the row sweep; their hover states are in the hover block at the end ---------- */
.duplex{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.dx{position:relative;isolation:isolate;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;gap:2rem;
  min-height:clamp(230px,28vw,340px);padding:clamp(1.4rem,3vw,2.2rem);border-radius:4px;text-decoration:none}
.dx::before{content:"";position:absolute;inset:0;z-index:-1;transform:scaleY(0);transform-origin:bottom;transition:transform .6s var(--out)}
.dx-light{background:#E7E7EA;color:#0B0C10}.dx-light::before{background:#D6D6DB}
.dx-dark{background:#1E2126;color:#fff}.dx-dark::before{background:#2F333B}
.dx-t{font-family:var(--display);font-size:clamp(calc(2rem - 2px),calc(4.4vw - 2px),calc(3.6rem - 2px));font-weight:600;letter-spacing:-.03em;line-height:1.02;max-width:14ch;padding-right:3rem}
.dx-arrow{position:absolute;top:clamp(1.4rem,3vw,2.2rem);right:clamp(1.4rem,3vw,2.2rem);font-size:clamp(2rem,4vw,3rem);font-weight:300;line-height:1;transition:transform .5s var(--out)}
.dx-sub{font-size:.95rem;line-height:1.5;max-width:44ch;opacity:.78}
@media (max-width:760px){.duplex{grid-template-columns:1fr}}
.rows a{position:relative;isolation:isolate}
.rows a::before{content:"";position:absolute;inset:0 -1rem;z-index:-1;background:rgba(12,14,22,.035);transform:scaleX(0);transform-origin:left;transition:transform .55s var(--out)}
.rows a::after{content:"\2192";position:absolute;right:0;bottom:1.4rem;font-size:clamp(1.6rem,3vw,2.4rem);font-weight:300;line-height:1;opacity:0;transform:translateX(-.8rem);transition:opacity .35s,transform .5s var(--out)}
/* no hairlines between sections (owner, 2026-10-04): spacing alone separates them */
:root[data-theme="light"] main .sec,:root[data-theme="light"] .block + .block{border-top:0}

/* cards: transitions for their reveal and hover */
:root[data-theme="light"] :is(.values>div,.talk,.card,.offices address){transition:background-color .35s ease,border-color .35s ease,opacity .45s cubic-bezier(.8,0,.2,1),transform .45s cubic-bezier(.8,0,.2,1)}

/* ---------- the hero re-declares its own dark tokens (kept from the light-page era; harmless on the black page) ---------- */
:root[data-theme="light"] section.hero{
  --bg:#000000; --bg2:#141414; --card:rgba(255,255,255,.028); --card2:rgba(255,255,255,.05);
  --border:rgba(255,255,255,.08); --border2:rgba(255,255,255,.16);
  --text:#F4F4F6; --muted:#9A9AA3; --dim:#8A8A93;
  --c1:#4C7DFF; --c2:#2DD4BF; --c3:#8FB0FF;
  color-scheme:dark; background:var(--bg); color:var(--text);
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  padding-bottom:clamp(1.5rem,4vw,3rem)}

:root[data-theme="light"] section.hero h1 .w{background:none;-webkit-background-clip:border-box;background-clip:border-box;color:#fff}
:root[data-theme="light"] section.hero .pill{background:rgba(18,18,20,.45);border-color:var(--border2);color:#fff}   /* white at rest: it sits over the video */
:root[data-theme="light"] section.hero .pill b{background:linear-gradient(90deg,var(--c3),var(--c2));color:#050506}
:root[data-theme="light"] section.hero .btn-primary{background:#F4F4F6;color:#050506;border-color:#F4F4F6}
:root[data-theme="light"] section.hero .btn-glass{background:transparent;color:#F4F4F6;border-color:rgba(244,244,246,.7)}

/* the top bar while it sits over the hero */
:root[data-theme="light"] .nav.on-dark{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.2);box-shadow:inset 0 1px 0 rgba(255,255,255,.14);backdrop-filter:blur(18px) saturate(170%);-webkit-backdrop-filter:blur(18px) saturate(170%)}
:root[data-theme="light"] .nav.on-dark .logo{color:#F4F4F6}
:root[data-theme="light"] .nav.on-dark .btn-primary{background:#F4F4F6;color:#050506;border-color:#F4F4F6}
:root[data-theme="light"] .nav.on-dark .menu-btn{background:rgba(255,255,255,.06);color:#F4F4F6;border-color:rgba(255,255,255,.35)}
:root[data-theme="light"] .nav.on-dark @media (min-width:981px){
  :root[data-theme="light"] .nav.on-dark ul a{color:rgba(244,244,246,.72)}
  :root[data-theme="light"] .nav.on-dark ul a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.1)}
}
:root[data-theme="light"] .nav .logo,:root[data-theme="light"] .nav ul a,:root[data-theme="light"] .nav .menu-btn{transition:color .3s,background .3s,border-color .3s}

/* ---------- black theme, after microsoft.com/surface (owner, 2026-10-08) ----------
   Space Mono uppercase for display headings (Surface uses Aux Mono), Inter light for text,
   #141414 cards with 24px corners, pill buttons. Overrides the earlier light-page colours. */
:root[data-theme="light"] body{font-weight:350;line-height:1.55;color:var(--text)}
:root[data-theme="light"] :is(h1,h2,.rows b,.dx-t,.steps h3,.band h2,.split>h2){
  font-family:var(--display);font-weight:400;text-transform:uppercase;letter-spacing:.01em;line-height:1.1}
:root[data-theme="light"] h3{font-family:var(--sans);font-weight:500;letter-spacing:-.01em}
:root[data-theme="light"] .hero h1{font-weight:400;letter-spacing:.01em;font-size:clamp(1.9rem,4.4vw,3.6rem);max-width:21ch}
:root[data-theme="light"] h2{font-size:clamp(1.7rem,3.6vw,2.9rem)}
:root[data-theme="light"] .page-hero h1{font-size:clamp(2.1rem,5.2vw,4.2rem);max-width:18ch}
:root[data-theme="light"] .split>h2{font-size:clamp(1.4rem,2.4vw,1.95rem)}
:root[data-theme="light"] .rows b{font-size:clamp(1.8rem,4.4vw,3.5rem)}
:root[data-theme="light"] .dx-t{font-size:clamp(1.6rem,3.4vw,2.8rem);max-width:16ch}
:root[data-theme="light"] .steps h3{font-size:clamp(1.45rem,3.2vw,2.5rem);font-weight:400;letter-spacing:.01em;line-height:1.1}


/* small labels: mono, uppercase */
:root[data-theme="light"] :is(.eyebrow,.founder-card .who span,.facts dt,.offices strong,
  .page-hero .crumb,.foot h4,.sysline .lbl,.talk .meta,.talk .watch,.status-dot,.legal,.rows .rn){
  font-family:var(--mono);font-size:.72rem;font-weight:400;text-transform:uppercase;letter-spacing:.06em}
:root[data-theme="light"] .steps li::before{font-family:var(--mono);font-weight:400;letter-spacing:.06em}
:root[data-theme="light"] .legal a{font-size:inherit;letter-spacing:inherit}
/* top bar: dark glass */
:root[data-theme="light"] .nav{background:rgba(0,0,0,.55);border-color:var(--border);border-radius:999px}
:root[data-theme="light"] .nav.scrolled{background:rgba(0,0,0,.78)}
@media (max-width:980px){
  :root[data-theme="light"] .nav ul{background:rgba(20,20,20,.97);box-shadow:none;border-radius:24px;-webkit-clip-path:inset(0 0 100% 0 round 24px);clip-path:inset(0 0 100% 0 round 24px)}
  :root[data-theme="light"] .nav ul.open{-webkit-clip-path:inset(0 0 0 0 round 24px);clip-path:inset(0 0 0 0 round 24px)}
}
:root[data-theme="light"] .nav ul a{border-radius:999px}
/* pill buttons: primary white, secondary white outline */
:root[data-theme="light"] :is(.btn,.menu-btn,.pill,.pill b,.status-dot){border-radius:999px}
:root[data-theme="light"] .btn{padding:.8rem 1.5rem;font-weight:500}
:root[data-theme="light"] :is(.btn-primary,.btn:not(.btn-primary):not(.btn-glass)),
:root[data-theme="light"] :is(section.hero,.nav.on-dark) .btn-primary{background:#fff;color:#000;border-color:#fff}
:root[data-theme="light"] .btn-glass,
:root[data-theme="light"] section.hero .btn-glass{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
:root[data-theme="light"] .menu-btn{background:rgba(255,255,255,.06);color:#fff;border-color:var(--border2)}
:root[data-theme="light"] .pill b,:root[data-theme="light"] section.hero .pill b{background:#fff;color:#000}
/* cards */
:root[data-theme="light"] :is(.card,.founder-card,.values>div,.offices address,.talk,.band .wrap,.facts){
  border-radius:var(--radius);background:var(--bg2);border-color:transparent;box-shadow:none}

:root[data-theme="light"] .facts{background:var(--border)}
:root[data-theme="light"] .facts>div{background:var(--bg2)}
:root[data-theme="light"] :is(.order){border-radius:14px;background:rgba(255,255,255,.03);border-color:var(--border)}
:root[data-theme="light"] :is(.prog){background:rgba(255,255,255,.08)}

:root[data-theme="light"] .link{color:var(--text);border-bottom-color:rgba(255,255,255,.4)}
:root[data-theme="light"] :is(.steps,.rows){border-color:var(--border2)}
:root[data-theme="light"] .rows a::before{background:rgba(255,255,255,.05)}
/* closing tiles: "Talk to us" a dark card, "Join us" white */
:root[data-theme="light"] .dx{border-radius:var(--radius)}
:root[data-theme="light"] .dx-light{background:#141414;color:#fff}
:root[data-theme="light"] .dx-light::before{background:#242424}
:root[data-theme="light"] .dx-dark{background:#fff;color:#000}
:root[data-theme="light"] .dx-dark::before{background:#E4E4E6}
:root[data-theme="light"] :is(.avatar,.founder .ph){box-shadow:0 0 0 1px var(--border2)}

/* ---------- home hero, after the Surface product hero ----------
   A construction drawing fills the hero as its "media"; the headline, badge and buttons sit
   bottom-left over it, on a black scrim so they stay readable. */
:root[data-theme="light"] section.hero{min-height:max(100svh,600px);display:flex;flex-direction:column;justify-content:flex-end;
  padding:6rem 0 clamp(2.5rem,7vh,5rem)}

:root[data-theme="light"] section.hero::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:linear-gradient(90deg,rgba(0,0,0,.45) 0%,rgba(0,0,0,.2) 30%,rgba(0,0,0,0) 50%),linear-gradient(0deg,rgba(0,0,0,.6) 0%,rgba(0,0,0,0) 26%)}

:root[data-theme="light"] .hero-inner{text-align:left;align-items:flex-start}
:root[data-theme="light"] .hero h1{margin-top:1.4rem;max-width:18ch;transform-origin:0 100%}
:root[data-theme="light"] .hero .actions{justify-content:flex-start;margin-top:2rem}
@media (max-width:640px){
  :root[data-theme="light"] section.hero::after{background:linear-gradient(0deg,#000 0%,rgba(0,0,0,.75) 32%,rgba(0,0,0,0) 52%)}
}

/* ---------- stage 4: Surface-style bars ----------
   Top bar: the Surface sub-nav pill — black at 40% over a 12px blur, the same over the hero and the page.
   Floating contact pill: fixed at the bottom centre, same glass, white button. */
:root[data-theme="light"] :is(.nav,.nav.on-dark){background:rgba(0,0,0,.4);border-color:rgba(255,255,255,.14);box-shadow:none;
  -webkit-backdrop-filter:blur(12px) saturate(140%);backdrop-filter:blur(12px) saturate(140%)}
:root[data-theme="light"] .nav.scrolled{background:rgba(0,0,0,.6)}
:root[data-theme="light"] .nav ul a[aria-current="page"],
:root[data-theme="light"] .nav.on-dark ul a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.1)}
.float-cta{position:fixed;left:0;right:0;bottom:16px;z-index:45;display:flex;justify-content:center;padding:0 16px;pointer-events:none;
  opacity:0;visibility:hidden;transform:translateY(16px);
  transition:opacity .45s cubic-bezier(.8,0,.2,1),transform .45s cubic-bezier(.8,0,.2,1),visibility 0s linear .45s}
.float-cta.on{opacity:1;visibility:visible;transform:none;transition-delay:0s}
.fc-in{pointer-events:auto;display:flex;align-items:center;gap:1.25rem;max-width:100%;padding:.35rem .35rem .35rem 1.2rem;border-radius:999px;
  background:rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.14);
  -webkit-backdrop-filter:blur(12px) saturate(140%);backdrop-filter:blur(12px) saturate(140%)}
.fc-name{display:flex;align-items:center;gap:.6rem;min-width:0;font:400 .72rem var(--mono);text-transform:uppercase;letter-spacing:.06em;color:#fff;white-space:nowrap}
.fc-name b{font-weight:400;color:#000;background:#fff;border-radius:999px;padding:.2rem .55rem}
.fc-in .btn{padding:.7rem 1.4rem;min-height:44px}

/* ---------- stage 5: home sections as Surface cards; the terminal demo ---------- */

.card.term-card{min-height:0}
.term{padding:1.3rem clamp(1.2rem,3vw,2rem) clamp(1.4rem,3vw,2rem);font:400 clamp(.78rem,1.6vw,.95rem)/1.9 var(--mono);color:var(--muted);min-height:17em}
.term-top{display:flex;align-items:center;gap:.4rem;margin-bottom:1rem;padding-bottom:.9rem;border-bottom:1px solid var(--border);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--dim)}
.term-top i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.16)}
.term-top span{margin-left:.6rem}
.term .tl{white-space:pre-wrap;overflow-wrap:anywhere}
.term .tl::before{content:"\2192  ";color:var(--e2)}
.term .tp{color:#fff}
.term .tp::before{content:"higge ~ % ";color:var(--dim)}
.term.typing .tl:not(.on){visibility:hidden}
.term .cur{display:inline-block;width:.55em;height:1.05em;margin-left:1px;background:#fff;vertical-align:-.18em;animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion: reduce){.term .cur{animation:none}}

/* subpage details in the monochrome Surface look */
:root[data-theme="light"] .prose ul li::before{width:10px;height:1px;top:.8em;border-radius:0;background:var(--text)}

.fc-in,.fc-name,.fc-name b,.float-cta .btn{transition:background-color .3s,color .3s,border-color .3s}

/* ---------- brand company (2026-10): the hero video and the "how we build" visuals ---------- */
/* hero: the video fills the hero, after the Surface product pages: a charcoal studio, the case on the right
   (desktop, 16:9) or above the headline (mobile, 4:5). Its bottom falls to black, into the page below. */
.hero-art{position:absolute;z-index:-2;inset:0;pointer-events:none;background:#000}
.hero-video{display:block;width:100%;height:100%;object-fit:cover;object-position:22% 50%;background:#000}
/* the animated-image fallback (when video autoplay is refused) takes the video's place, cropped the same way */
.hero-anim{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:22% 50%}
.hero-video.as-image{visibility:hidden}
@media (max-width:640px){.hero-anim{object-position:50% 50%}}
/* never Safari's own play button over the hero (shown when iOS refuses autoplay; main.js shows a still instead) */
.hero-video::-webkit-media-controls,.hero-video::-webkit-media-controls-panel,
.hero-video::-webkit-media-controls-start-playback-button,.hero-video::-webkit-media-controls-overlay-play-button{display:none!important;-webkit-appearance:none;opacity:0}   /* on screens narrower than 16:9 the crop keeps the left side, so the case sits further right */
/* the four stages of the video on a line at the left, above the headline: numbered titles, a dot per step, the line filled to
   the current one. Without JS the list shows with the last line. */
.hero-steps{position:absolute;left:0;bottom:calc(100% + clamp(1.5rem,6vh,4rem));width:min(340px,34vw);z-index:1;pointer-events:none}
.hero-steps ol{position:relative;list-style:none;padding-left:1.5rem}
.hero-steps ol::before,.hero-steps ol::after{content:"";position:absolute;left:0;top:1.05rem;width:1px}
.hero-steps ol::before{bottom:1.05rem;background:rgba(255,255,255,.16)}
.hero-steps ol::after{height:calc(var(--i,3) * 2.1rem);background:#fff;transition:height .35s var(--out)}
.hero-steps li{position:relative;display:flex;align-items:center;gap:.9rem;height:2.1rem}
.hero-steps li::before{content:"";position:absolute;left:-1.5rem;top:50%;width:7px;height:7px;margin:-3.5px 0 0 -3px;border-radius:50%;
  background:#000;border:1px solid rgba(255,255,255,.4);transition:background .4s,border-color .4s,box-shadow .4s}
.hero-steps li.done::before{background:#fff;border-color:#fff}
.hero-steps li.on::before{background:#fff;border-color:#fff;box-shadow:0 0 0 5px rgba(255,255,255,.14)}
.hs-n{font:400 .66rem var(--mono);letter-spacing:.06em;color:var(--dim);transition:color .4s}
.hs-t{font:400 .8rem var(--mono);text-transform:uppercase;letter-spacing:.08em;color:rgba(255,255,255,.42);transition:color .15s,letter-spacing .3s var(--out)}
/* phone, animated-image fallback: the caption is drawn into the image (always in step), so the page's own is hidden */
.hero-anim-captions .hero-steps{visibility:hidden}
.hero-steps li.on :is(.hs-n,.hs-t){color:#fff}
.hero-steps li.on .hs-t{letter-spacing:.14em}
@media (max-width:640px){
  .hero-steps{position:static;width:100%;margin-bottom:2.6rem}   /* clear air before the pill below */
  /* phones: only the current stage's title, next to a white line (without JS the last one) */
  .hero-steps ol{padding-left:1rem;border-left:1px solid #fff}
  .hero-steps ol::before,.hero-steps ol::after,.hero-steps li::before{display:none}
  .hero-steps li{display:none;height:auto}
  .hero-steps li:last-child,.js .hero-steps li.on{display:flex}
  .js .hero-steps li:last-child:not(.on){display:none}
  /* the 4:5 phone cut sits at the top at full width (no side crop, so the callout stays whole); its bottom
     already falls to black, into the headline area */
  /* taller phones: lower, closing the gap above the text. The soft top edge is a gradient laid over the video,
     not a mask: Safari re-composites a masked video every frame, which made it stutter on iPhones. */
  .hero-art{bottom:auto;aspect-ratio:4/5;top:clamp(44px,calc((100svh - 667px) * .5 + 44px),140px)}
  .hero-art::after{content:"";position:absolute;left:0;right:0;top:-1px;height:17%;background:linear-gradient(#000,rgba(0,0,0,0));pointer-events:none}
  .hero-video{object-position:50% 50%}
}
/* short phones: a slightly taller hero so the video and the headline don't overlap */
@media (max-width:640px) and (max-height:740px){
  :root[data-theme="light"] section.hero{min-height:max(100svh,690px)}
  .hero-steps{margin-bottom:2rem}
}

/* "how we build" card visuals (illustrative); their hidden start state only exists once main.js adds .sd */
.viz.palette .chips-row{display:flex;gap:clamp(.4rem,1.4vw,.75rem);align-items:flex-end}
.chips-row span{display:grid;gap:.55rem;justify-items:center}
.chips-row i{display:block;width:clamp(34px,5vw,50px);aspect-ratio:3/4;border-radius:10px;background:var(--c);border:1px solid rgba(255,255,255,.12)}
.chips-row small,.spec small{font:400 .62rem var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--dim)}
.sd .chips-row span{opacity:0;transform:translateY(14px);transition:opacity .6s var(--out),transform .6s var(--out);transition-delay:calc(var(--i) * 90ms + .2s)}
.sd.in .chips-row span{opacity:1;transform:none}
.viz.specimen{display:flex;gap:clamp(1.5rem,5vw,3rem);justify-content:center;align-items:flex-end}
.spec{display:grid;gap:.5rem;justify-items:center}
.spec b{font-size:clamp(3.4rem,7vw,5rem);line-height:1;font-weight:400;color:var(--text)}
.spec-mono{font-family:var(--mono)}
.spec-sans{font-family:var(--sans);font-weight:300!important}
.viz.sketch svg{width:min(100%,300px);height:auto;overflow:visible}
.sk{stroke:rgba(255,255,255,.75);stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}
.sk-dim{stroke:rgba(255,255,255,.28)}
.sk-accent{stroke:var(--e1)}
.viz.sketch text{font:400 11px var(--mono);fill:var(--dim)}
.sd .sk{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.6s var(--out)}
.sd .sk:nth-child(2){transition-delay:.25s}.sd .sk:nth-child(3){transition-delay:.5s}.sd .sk:nth-child(4){transition-delay:.65s}.sd .sk:nth-child(5){transition-delay:.9s}
.sd.in .sk{stroke-dashoffset:0}

/* strategy: a positioning map; one free spot pulses */
.viz.posmap svg,.viz.touch svg{width:min(100%,300px);height:auto;overflow:visible}
:is(.viz.posmap,.viz.touch) text{font:400 9.5px var(--mono);text-transform:uppercase;letter-spacing:.05em;fill:var(--dim)}
/* the brief: a small spec sheet; each requirement ticks off in turn, the last one is still open (pulsing) */
.viz.brief{place-items:center}
.brief-sheet{width:min(100%,260px);border:1px solid var(--border2);border-radius:12px;padding:.9rem 1rem;background:rgba(255,255,255,.02)}
.brief-top{display:flex;justify-content:space-between;font:400 .66rem var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--dim);margin-bottom:.7rem}
.brief-top b{font-weight:400;color:var(--text)}
.brief-sheet ul{list-style:none;display:grid;gap:.5rem}
.brief-sheet li{display:flex;align-items:center;gap:.65rem;font:400 .74rem var(--mono);color:var(--muted)}
.brief-sheet li i{flex:none;width:14px;height:14px;border-radius:50%;border:1px solid rgba(255,255,255,.3);position:relative}
.brief-sheet li:not(.open) i{background:var(--e2);border-color:var(--e2)}
.brief-sheet li:not(.open) i::after{content:"";position:absolute;left:4px;top:1.5px;width:4px;height:7px;border:solid #0b0b0c;border-width:0 1.6px 1.6px 0;transform:rotate(45deg)}
.brief-sheet li.open i{border-color:var(--e2);animation:briefpulse 1.8s ease-out infinite}
@keyframes briefpulse{from{box-shadow:0 0 0 0 rgba(31,212,154,.55)}to{box-shadow:0 0 0 7px rgba(31,212,154,0)}}
@media (prefers-reduced-motion:reduce){.brief-sheet li.open i{animation:none}}
.sd .brief-sheet li{opacity:0;transform:translateY(8px);transition:opacity .5s var(--out),transform .5s var(--out);transition-delay:calc(var(--i) * 160ms + .25s)}
.sd.in .brief-sheet li{opacity:1;transform:none}
.pm-dots circle{fill:rgba(255,255,255,.35)}
.pm-hit{fill:var(--e2)}
.pm-pulse{fill:none;stroke:var(--e2);transform-box:fill-box;transform-origin:center;animation:pmpulse 2.2s ease-out infinite}
@keyframes pmpulse{from{transform:scale(1);opacity:.9}to{transform:scale(3.4);opacity:0}}
/* aesthetics: colour, material, finish swatches */
.chips-row.cmf{gap:clamp(.9rem,2.4vw,1.4rem)}
.chips-row.cmf i{width:clamp(48px,7vw,66px);border-radius:12px}
/* the hero case's materials: brushed aluminium (fine vertical brushing; a sheen passes over it), polymer, polyurethane */
.cmf-alu{position:relative;overflow:hidden;background:repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 3px),
  linear-gradient(160deg,#F2F2F4 0%,#C3C4C8 38%,#8D8E93 70%,#CFD0D4 100%)!important}
.cmf-alu::after{content:"";position:absolute;inset:-20% -60%;background:linear-gradient(100deg,transparent 40%,rgba(255,255,255,.55) 50%,transparent 60%);
  transform:translateX(-60%);animation:alusheen 3.6s ease-in-out 1.2s infinite}
@keyframes alusheen{0%{transform:translateX(-60%)}55%,100%{transform:translateX(60%)}}
.cmf-polymer{background:radial-gradient(120% 90% at 30% 20%,#8A8B90 0,#5E5F64 60%,#48494D 100%)!important}
.cmf-rubber{background:repeating-linear-gradient(0deg,rgba(255,255,255,.035) 0 1px,transparent 1px 4px),radial-gradient(120% 90% at 30% 20%,#2A2A2C 0,#121213 70%)!important}
@media (prefers-reduced-motion:reduce){.cmf-alu::after{animation:none;opacity:0}}
.viz.sketch text.t-bg{paint-order:stroke;stroke:#141414;stroke-width:6px}
/* human factors: touchpoints on a product outline */
.tp-dot{fill:var(--e2)}
/* approach: principles in three columns */
.values.values-3{grid-template-columns:repeat(3,1fr)}
@media (max-width:900px){.values.values-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.values.values-3{grid-template-columns:1fr}}
.founder-quote{margin-top:1rem;font-size:clamp(1.3rem,2.6vw,2rem);letter-spacing:-.025em;line-height:1.3}
.founder-card .who .link{margin-left:auto}

/* ---------- talks & interviews (press) ---------- */
.talks-lead{margin-top:.8rem;max-width:62ch}
.talks{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:2rem}
.talk{display:flex;flex-direction:column;text-decoration:none;color:inherit;border:1px solid var(--border);border-radius:18px;background:var(--bg2);overflow:hidden;transition:border-color .3s,transform .3s var(--out)}
.talk .thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:#0F1016;border-bottom:1px solid var(--border)}
.talk .thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(.85) brightness(.82);transition:transform .6s var(--out),filter .4s}
.talk .play{position:absolute;left:50%;top:50%;width:52px;height:52px;margin:-26px 0 0 -26px;border-radius:50%;
  background:rgba(5,5,6,.55);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:background .3s,border-color .3s}
.talk .play::after{content:"";position:absolute;left:21px;top:17px;border-style:solid;border-width:9px 0 9px 14px;border-color:transparent transparent transparent var(--text)}
.talk .meta{display:flex;justify-content:space-between;gap:1rem;padding:1.1rem 1.2rem 0;font:500 .72rem var(--mono);color:var(--c3)}
.talk .meta span:last-child{color:var(--dim)}
.talk h3{padding:.5rem 1.2rem 0;font-size:1.08rem;font-weight:600;letter-spacing:-.015em;line-height:1.3}
.talk p{padding:.45rem 1.2rem 0;color:var(--muted);font-size:.9rem;flex:1}
.talk .watch{padding:1rem 1.2rem 1.15rem;font:400 .72rem var(--mono);color:var(--dim)}
@media (max-width:980px){.talks{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.talks{grid-template-columns:1fr}}

/* hover states only on devices with a real pointer: on touch a :hover sticks after a tap */
/* touch devices (phones, tablets): no live blur over the hero video. iOS re-blurs the video behind every glass
   element on every frame, which made the hero stutter on iPhones (2026-10-10); a solid dark tint looks the same there.
   The pill's shine sweep is off too. */
@media (hover:none){
  :root[data-theme="light"] :is(.nav,.nav.on-dark),.fc-in,section.hero .pill,section.hero .btn-glass{-webkit-backdrop-filter:none!important;backdrop-filter:none!important}
  :root[data-theme="light"] :is(.nav,.nav.on-dark){background:rgba(8,8,10,.82)}
  .fc-in{background:rgba(8,8,10,.86)}
  :root[data-theme="light"] section.hero .pill{background:rgba(18,18,20,.72)}
  .pill::after{animation:none;display:none}
}

@media (hover:hover) and (pointer:fine){
  .talk:hover{border-color:var(--border2);transform:translateY(-3px)}
  .talk:hover .thumb img{transform:scale(1.04);filter:none}
  .talk:hover .play{background:rgba(45,212,191,.25);border-color:rgba(45,212,191,.7)}
  .legal a:hover{color:var(--text)}
  .nav ul a:hover{color:var(--text);background:var(--card2)}
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 8px 30px -6px rgba(143,176,255,.55)}
  .btn-glass:hover{background:rgba(255,255,255,.09);transform:translateY(-1px)}
  .pill:hover{color:var(--text);border-color:rgba(255,255,255,.28)}
  .card:hover::before,.card:hover::after{opacity:1}
  
  
  .foot a:hover{color:var(--text)}
  .link:hover{color:var(--text);border-color:var(--text)}
  .rows a:hover b{transform:translateX(.6rem)}
  .rows a:hover::before{transform:scaleX(1)}
  :root[data-theme="light"] :is(.values>div,.card,.offices address):hover{background-color:#F1F1F3;border-color:rgba(12,14,22,.32)}
  :root[data-theme="light"] .talk:hover{background-color:#F1F1F3;border-color:rgba(12,14,22,.32);transform:none}
  :root[data-theme="light"] .talk:hover .play{background:rgba(5,5,6,.85);border-color:rgba(255,255,255,.6)}
  .rows a:hover::after{opacity:1;transform:none}
  .dx:hover::before{transform:scaleY(1)}
  .dx:hover .dx-arrow{transform:translateX(.5rem)}
  :root[data-theme="light"] .btn-glass:hover{background:var(--text);color:#fff;border-color:var(--text);transform:none}
  :root[data-theme="light"] .pill:hover{border-color:rgba(12,14,22,.28)}
  :root[data-theme="light"] .nav.on-dark ul a:hover{color:#fff;background:rgba(255,255,255,.1)}
  :root[data-theme="light"] .nav.on-dark .btn-primary:hover{background:#fff;color:#050506;border-color:#fff}
  
  :root[data-theme="light"] section.hero .btn-glass:hover{background:#F4F4F6;color:#050506;border-color:#F4F4F6}
  :root[data-theme="light"] section.hero .btn-primary:hover{background:#fff;color:#050506;border-color:#fff}
  :root[data-theme="light"] section.hero .pill:hover{border-color:rgba(255,255,255,.28);color:var(--text)}
  :root[data-theme="light"] :is(.btn-primary,.btn:not(.btn-primary):not(.btn-glass)):hover{box-shadow:none;background:#2A2D36;border-color:#2A2D36;color:#fff;transform:none}
  /* black theme hovers: cards lift to a lighter grey, outline buttons fill white */
  :root[data-theme="light"] :is(.values>div,.card,.offices address):hover{background-color:#1E1E1E;border-color:transparent}
  
  :root[data-theme="light"] .talk:hover{background-color:#1E1E1E;border-color:transparent}
  :root[data-theme="light"] .talk:hover .play{background:rgba(0,0,0,.85);border-color:rgba(255,255,255,.7)}
  
  :root[data-theme="light"] :is(.btn-glass,section.hero .btn-glass):hover{background:#fff;color:#000;border-color:#fff}
  :root[data-theme="light"] :is(.btn-primary,.btn:not(.btn-primary):not(.btn-glass),section.hero .btn-primary,.nav.on-dark .btn-primary):hover{background:#D9D9DC;color:#000;border-color:#D9D9DC;box-shadow:none}
  :root[data-theme="light"] .pill:hover{border-color:rgba(255,255,255,.4);color:#fff}
  :root[data-theme="light"] .menu-btn:hover{background:rgba(255,255,255,.12)}
  
  
  
  
}