/* ERA TECH — shared styles */

:root{
  --paper:#f4f4f8;
  --paper-2:#eaeaf6;
  --tint:#e7e8fb;
  --ink:#14142b;
  --ink-2:#3c3d5c;
  --muted:#6f7091;
  --rule:rgba(78,79,235,.22);
  --rule-soft:rgba(78,79,235,.12);
  --accent:#4e4feb;
  --accent-lift:#7d80ff;
  --deep:#1a1c4e;
  --deeper:#131533;
  --max:1280px;
  --gut:clamp(20px,4vw,64px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.6;
  font-feature-settings:"ss01","cv05";
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#fff}

/* ---------- primitives ---------- */

.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gut)}

.label{
  font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.688rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:500;
}

.display{
  font-family:"Archivo","Inter",sans-serif;
  font-weight:600;
  letter-spacing:-.035em;
  line-height:.95;
  margin:0;
}
.d1{font-size:clamp(2.9rem,8.2vw,7rem)}
.d2{font-size:clamp(2.2rem,5vw,3.9rem);line-height:1}
.d3{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.08;letter-spacing:-.025em}

.lede{
  font-size:clamp(1.05rem,1.5vw,1.28rem);
  line-height:1.5;
  color:var(--ink-2);
  max-width:34em;
  margin:0;
}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}

.rule{height:1px;background:var(--rule);border:0;margin:0}

/* link with underline that draws in */
.ln{
  display:inline-block;
  position:relative;
  padding-bottom:2px;
}
.ln::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background:currentColor;transform-origin:right;transform:scaleX(0);
  transition:transform .38s cubic-bezier(.22,1,.36,1);
}
.ln:hover::after,.ln:focus-visible::after{transform-origin:left;transform:scaleX(1)}

.arrow-link{
  font-family:"JetBrains Mono",monospace;
  font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500;
  display:inline-flex;align-items:center;gap:.6em;
}
.arrow-link svg{width:14px;height:9px;transition:transform .35s cubic-bezier(.22,1,.36,1)}
.arrow-link:hover svg{transform:translateX(5px)}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ---------- header ---------- */

.site-head{
  position:sticky;top:0;z-index:60;
  background:color-mix(in srgb,var(--paper) 88%,transparent);
  backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid var(--rule-soft);
}
.head-in{
  display:flex;align-items:center;justify-content:space-between;
  height:88px;
}
.brand{display:flex;align-items:center;gap:11px}
.brand img{width:auto;height:44px;display:block}
.site-foot .brand img{height:56px}
@media(max-width:520px){
  .head-in{height:74px}
  .brand img{height:34px}
}
.nav{display:flex;align-items:center;gap:clamp(18px,3vw,40px)}
.nav a{
  font-size:.875rem;color:var(--ink-2);
  position:relative;padding:4px 0;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;
  background:var(--ink);transform:scaleX(0);transform-origin:right;
  transition:transform .38s cubic-bezier(.22,1,.36,1);
}
.nav a:hover::after{transform:scaleX(1);transform-origin:left}
.nav a[aria-current="page"]{color:var(--ink)}
.nav a[aria-current="page"]::after{transform:scaleX(1);background:var(--accent)}
@media(max-width:720px){
  .nav{gap:16px}
  .nav a{font-size:.8rem}
}
@media(max-width:460px){
  .nav a.opt{display:none}
}

/* ---------- page head ---------- */

.phead{
  padding:clamp(64px,11vw,150px) 0 clamp(40px,6vw,72px);
  position:relative;
}
.phead::before{
  content:"";position:absolute;left:var(--gut);top:clamp(40px,7vw,96px);
  width:56px;height:3px;background:var(--accent);
}
.phead .label{display:block;margin-bottom:clamp(22px,4vw,38px)}
.phead .lede{margin-top:clamp(26px,4vw,42px)}
.phead .d1 em{font-style:normal;color:var(--accent)}

/* ---------- editorial grid rows ---------- */

.row{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,5fr);
  gap:clamp(20px,5vw,72px);
  padding:clamp(40px,6vw,84px) 0;
  border-top:1px solid var(--rule);
}
.row > .col-key{position:relative}
.row .stick{position:sticky;top:118px}
@media(max-width:860px){
  .row{grid-template-columns:1fr;gap:22px}
  .row .stick{position:static}
}

.prose{max-width:38em;color:var(--ink-2);font-size:1.02rem}
.prose strong{color:var(--ink);font-weight:600}

/* ---------- indexed list (services etc) ---------- */

.idx{list-style:none;margin:0;padding:0}
.idx > li{border-top:1px solid var(--rule)}
.idx > li:last-child{border-bottom:1px solid var(--rule)}
.idx a,.idx .item{
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:clamp(16px,3vw,38px);
  align-items:baseline;
  padding:clamp(20px,2.6vw,30px) 0;
  transition:padding-left .4s cubic-bezier(.22,1,.36,1),color .25s;
}
.idx a:hover{padding-left:12px;color:var(--accent)}
.idx .n{
  font-family:"JetBrains Mono",monospace;font-size:.7rem;
  color:var(--accent);letter-spacing:.06em;
}
.idx a:hover .n{color:var(--accent)}
.idx .t{
  font-family:"Archivo",sans-serif;font-weight:600;
  font-size:clamp(1.15rem,2.3vw,1.75rem);letter-spacing:-.025em;line-height:1.15;
}
.idx .d{
  display:block;margin-top:.45em;font-family:"Inter",sans-serif;
  font-size:.925rem;font-weight:400;color:var(--muted);letter-spacing:0;
  max-width:46em;line-height:1.5;
}
.idx a:hover .d{color:var(--ink-2)}
.idx .go{font-family:"JetBrains Mono",monospace;font-size:.7rem;color:var(--muted)}
@media(max-width:620px){
  .idx a,.idx .item{grid-template-columns:auto 1fr;gap:14px}
  .idx .go{display:none}
}

/* ---------- steps ---------- */

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--rule);border:1px solid var(--rule)}
.steps > div{background:var(--tint);padding:clamp(22px,2.4vw,30px)}
.steps h3{font-family:"Archivo",sans-serif;font-size:1.02rem;font-weight:600;letter-spacing:-.02em;margin:14px 0 8px}
.steps p{font-size:.9rem;color:var(--muted);margin:0}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps{grid-template-columns:1fr}}

/* ---------- spec table ---------- */

.spec{width:100%;border-collapse:collapse;font-size:.95rem}
.spec tr{border-top:1px solid var(--rule)}
.spec tr:last-child{border-bottom:1px solid var(--rule)}
.spec th{
  text-align:left;font-weight:500;padding:15px 24px 15px 0;
  white-space:nowrap;vertical-align:top;
  font-family:"JetBrains Mono",monospace;font-size:.7rem;
  letter-spacing:.11em;text-transform:uppercase;color:var(--muted);
}
.spec td{padding:15px 0;color:var(--ink)}
@media(max-width:560px){
  .spec th,.spec td{display:block;padding:0}
  .spec th{padding-top:16px}
  .spec td{padding-bottom:16px}
}

/* ---------- brand band ---------- */

.band{background:var(--accent);color:#fff}
.band .in{
  padding:clamp(52px,7vw,104px) 0;
  display:grid;grid-template-columns:minmax(0,2fr) minmax(0,5fr);
  gap:clamp(20px,5vw,72px);
}
.band .label{color:rgba(255,255,255,.88)}
.band + .cta{margin-top:0}
.band .d2,.band .d3{color:#fff}
.band .prose{color:rgba(255,255,255,.82)}
.band .prose strong{color:#fff}
.band .stat{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:1px;background:rgba(255,255,255,.28);
  border:1px solid rgba(255,255,255,.28);margin-top:34px;
}
.band .stat > div{background:var(--accent);padding:22px}
.band .stat dt{
  font-family:"JetBrains Mono",monospace;font-size:.65rem;letter-spacing:.13em;
  text-transform:uppercase;color:rgba(255,255,255,.72);margin:0 0 10px;
}
.band .stat dd{
  margin:0;font-family:"Archivo",sans-serif;font-weight:600;
  letter-spacing:-.02em;font-size:clamp(.95rem,1.5vw,1.12rem);line-height:1.25;
}
@media(max-width:860px){.band .in{grid-template-columns:1fr;gap:24px}}
@media(max-width:640px){.band .stat{grid-template-columns:1fr}}

/* ---------- tech ---------- */

.tech{display:flex;flex-wrap:wrap;gap:8px}
.tech li{
  list-style:none;
  font-family:"JetBrains Mono",monospace;font-size:.73rem;
  letter-spacing:.06em;color:var(--ink-2);
  border:1px solid var(--rule);border-radius:2px;
  padding:7px 12px;
}

/* ---------- dark call to action ---------- */

.cta{background:var(--deep);color:#fff;margin-top:clamp(50px,7vw,90px);position:relative;overflow:hidden}
.cta::before{
  content:"";position:absolute;right:-90px;top:50%;transform:translateY(-50%);
  width:420px;height:420px;pointer-events:none;
  background:
    linear-gradient(90deg,transparent 0 46%,rgba(125,128,255,.16) 46% 54%,transparent 54%),
    linear-gradient(0deg,transparent 0 46%,rgba(125,128,255,.16) 46% 54%,transparent 54%);
  background-size:60px 60px;
  mask-image:radial-gradient(circle at 60% 50%,#000,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 60% 50%,#000,transparent 72%);
}
@media(max-width:900px){.cta::before{display:none}}
.cta .in{
  padding:clamp(56px,8vw,120px) 0;
  display:grid;grid-template-columns:minmax(0,2fr) minmax(0,5fr);
  gap:clamp(20px,5vw,72px);
  position:relative;
}
.cta .label{color:var(--accent-lift)}
.cta .d2{color:#fff}
.cta p{color:rgba(255,255,255,.68);margin-top:20px;max-width:34em}
.cta a.mail{
  display:inline-block;margin-top:32px;color:#fff;
  font-family:"Archivo",sans-serif;font-weight:600;letter-spacing:-.02em;
  font-size:clamp(1.1rem,2.4vw,1.7rem);
  border-bottom:1px solid rgba(255,255,255,.35);padding-bottom:6px;
  transition:border-color .3s,color .3s;
}
.cta a.mail:hover{color:#a9abff;border-color:#a9abff}
@media(max-width:860px){.cta .in{grid-template-columns:1fr;gap:24px}}

/* ---------- footer ---------- */

.site-foot{background:var(--deeper);color:rgba(255,255,255,.62);font-size:.875rem}
.foot-top{
  display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;
  gap:clamp(24px,4vw,48px);
  padding:clamp(44px,6vw,72px) 0 clamp(36px,5vw,56px);
  border-top:1px solid rgba(255,255,255,.14);
}
.site-foot .brand b{color:#fff}
.site-foot h4{
  font-family:"JetBrains Mono",monospace;font-size:.688rem;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:var(--accent-lift);
  margin:0 0 16px;
}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin-bottom:9px}
.site-foot a:hover{color:#fff}
.foot-bot{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 30px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:.78rem;color:rgba(255,255,255,.42);
}
@media(max-width:860px){
  .foot-top{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  .foot-top{grid-template-columns:1fr;gap:30px}
}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(14px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .ln::after,.nav a::after,.arrow-link svg,.idx a{transition:none}
}