/* ===== Tokens ===== */
:root{
  --paper:#EAF0F7;      /* cool mist — page */
  --paper-2:#F6F9FC;    /* panels */
  --ink:#0B1733;        /* logo navy — text, wires */
  --ink-soft:#46536D;   /* secondary text */
  --brand:#0B5ED7;      /* logo blue — primary actions, hub */
  --brand-deep:#0848A8;
  --signal:#1E9BFF;     /* logo pixel blue — data in motion, focus */
  --line:#C9D5E4;       /* rules */

  --display:'Archivo','Helvetica Neue',Arial,sans-serif;
  --body:'IBM Plex Sans','Helvetica Neue',Arial,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,monospace;

  --wrap:1160px;
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font:400 17px/1.6 var(--body);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px;}

.label{
  margin:0;
  font-family:var(--mono);
  font-size:12.5px;
  font-weight:500;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-soft);
}

h1,h2,h3{font-family:var(--display);color:var(--ink);margin:0;text-wrap:balance;}
h1{
  font-stretch:125%;
  font-weight:800;
  font-size:clamp(2.4rem,5.6vw,4.9rem);
  line-height:.98;
  letter-spacing:-.03em;
}
h2{
  font-stretch:115%;
  font-weight:700;
  font-size:clamp(1.85rem,3.3vw,2.8rem);
  line-height:1.05;
  letter-spacing:-.02em;
}
h3{
  font-stretch:105%;
  font-weight:700;
  font-size:22px;
  line-height:1.2;
  letter-spacing:-.01em;
}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 20px;
  border:1px solid transparent;
  border-radius:3px;
  font:500 15.5px/1.1 var(--body);
  text-decoration:none;
  cursor:pointer;
  transition:background-color .2s,color .2s,border-color .2s;
}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-deep);}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-line:hover{background:var(--ink);color:var(--paper);}
.btn-light{background:#fff;color:var(--brand-deep);}
.btn-light:hover{background:var(--paper);}
.btn-small{padding:10px 16px;font-size:14.5px;}

/* ===== Header ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:10;
  background:color-mix(in srgb,var(--paper) 90%,transparent);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.brand{display:inline-flex;align-items:center;text-decoration:none;}
.brand img{width:auto;height:52px;}
.nav{display:flex;gap:30px;}
.nav a{font-size:15px;color:var(--ink-soft);text-decoration:none;}
.nav a:hover{color:var(--ink);}

/* ===== Hero ===== */
.hero{padding:72px 0 96px;}
.hero h1{margin:20px 0 56px;}
.hero h1 .flow{display:block;color:var(--brand);}
.hero-body{
  display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,7fr);
  gap:56px;
  align-items:start;
}
.lede{margin:0 0 32px;font-size:19px;line-height:1.55;color:var(--ink-soft);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* Signature: the integration map */
.map{
  margin:0;
  border:1px solid var(--ink);
  background-color:var(--paper-2);
  background-image:radial-gradient(var(--line) 1px,transparent 1.3px);
  background-size:20px 20px;
}
.map-head{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:12px 16px;
  border-bottom:1px solid var(--ink);
  background:var(--paper-2);
}
.map svg{width:100%;height:auto;padding:14px 12px;}
.wire{fill:none;stroke:var(--ink);stroke-width:1.4;stroke-linejoin:round;}
.joints circle{fill:var(--ink);}
.node rect{fill:var(--paper-2);stroke:var(--ink);stroke-width:1.4;}
.node text{
  font-family:var(--mono);
  font-size:18px;
  fill:var(--ink);
  text-anchor:middle;
  dominant-baseline:central;
}
.hub rect{fill:var(--brand);}
.hub text{
  font-family:var(--display);
  font-stretch:112%;
  font-weight:700;
  font-size:19px;
  fill:#fff;
  text-anchor:middle;
  dominant-baseline:central;
}
.pulse{fill:var(--signal);}
.map-status{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:48px;
  margin:0;
  padding:12px 16px;
  border-top:1px solid var(--ink);
  background:var(--paper-2);
  font-family:var(--mono);
  font-size:13.5px;
}
.map-status .dot{flex-shrink:0;width:8px;height:8px;border-radius:50%;background:var(--signal);}
#status-text{transition:opacity .25s;}
#status-text.is-swapping{opacity:0;}

/* ===== Systems strip ===== */
.systems{padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.systems .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;}
.chips li{
  padding:5px 10px;
  border:1px solid var(--ink-soft);
  border-radius:2px;
  font-family:var(--mono);
  font-size:13px;
}

/* ===== Sections ===== */
.section{padding:104px 0;}
.section .label + h2{margin-top:14px;}
.section-intro{max-width:36em;margin:16px 0 0;color:var(--ink-soft);}

/* What we do */
.services .wrap{
  display:grid;
  grid-template-columns:minmax(0,4fr) minmax(0,7fr);
  gap:56px;
}
.services-head{position:sticky;top:116px;align-self:start;}
.service{
  display:grid;
  grid-template-columns:52px minmax(0,1fr);
  gap:22px;
  padding:34px 0;
  border-top:1px solid var(--line);
}
.service:last-child{border-bottom:1px solid var(--line);}
.service svg{width:44px;height:44px;}
.g-ink{fill:none;stroke:var(--ink);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.g-sig{fill:var(--signal);}
.g-fill{fill:var(--brand);}
.service h3{margin-bottom:8px;}
.service p{margin:0 0 16px;color:var(--ink-soft);}
.examples{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;}
.examples li{
  padding:4px 9px;
  border:1px solid var(--line);
  background:var(--paper-2);
  font-family:var(--mono);
  font-size:12.5px;
}

/* What changes */
.changes{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.compare{width:100%;margin-top:44px;border-collapse:collapse;}
.compare th{
  padding:0 0 14px;
  border-bottom:1.5px solid var(--ink);
  text-align:left;
  font-family:var(--mono);
  font-size:12.5px;
  font-weight:500;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-soft);
}
.compare td{
  padding:24px 0;
  border-bottom:1px solid var(--line);
  vertical-align:top;
  font-size:18.5px;
  line-height:1.45;
}
.compare td:first-child{width:44%;padding-right:24px;color:var(--ink-soft);}
.compare td:last-child{color:var(--brand-deep);font-weight:500;}
.compare .arrow-col,.compare .arrow{width:64px;}
.compare .arrow{font-family:var(--mono);color:var(--signal);}

/* How we work — real sequence, so steps are numbered */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  margin:56px 0 0;
  padding:0;
  list-style:none;
}
.step{position:relative;padding:34px 28px 0 0;border-top:2px solid var(--ink);}
.step::before{
  content:"";
  position:absolute;
  top:-8px;
  left:0;
  width:14px;
  height:14px;
  border:2px solid var(--ink);
  border-radius:50%;
  background:var(--paper);
}
.step:last-child::before{background:var(--signal);border-color:var(--signal);}
.step h3{margin:10px 0 8px;}
.step p{margin:0;color:var(--ink-soft);font-size:16px;}

/* Contact */
.contact{background:var(--brand);color:#fff;}
.contact .label{color:#C9DCF7;}
.contact h2{color:#fff;max-width:20ch;}
.contact .section-intro{color:#DCE8F9;}
.contact-row{display:flex;flex-wrap:wrap;align-items:center;gap:20px 28px;margin-top:48px;}
.email-big{
  font-family:var(--display);
  font-stretch:115%;
  font-weight:700;
  font-size:clamp(1.35rem,4.6vw,3.6rem);
  letter-spacing:-.02em;
  line-height:1.1;
  color:#fff;
  text-decoration:none;
  border-bottom:3px solid rgba(255,255,255,.35);
  overflow-wrap:anywhere;
  transition:border-color .2s;
}
.email-big:hover{border-bottom-color:#fff;}
.contact :focus-visible{outline-color:#fff;}

/* Footer */
.site-footer{padding:36px 0;font-size:14.5px;color:var(--ink-soft);}
.site-footer .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 32px;}
.site-footer .brand img{height:46px;}
.site-footer a{text-decoration:none;}
.site-footer a:hover{color:var(--ink);}

/* ===== Responsive ===== */
@media (max-width:980px){
  .hero-body,.services .wrap{grid-template-columns:1fr;gap:40px;}
  .services-head{position:static;}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:44px;}
}
@media (max-width:760px){
  .nav{display:none;}
  .wrap{padding:0 20px;}
  .hero{padding:48px 0 72px;}
  .hero h1{margin:16px 0 36px;}
  .lede{font-size:17.5px;}
  .section{padding:76px 0;}
  .node text{font-size:21px;}
  .map-head .label:last-child{display:none;}

  .compare thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);}
  .compare tr{display:block;padding:20px 0;border-bottom:1px solid var(--line);}
  .compare td{display:block;width:auto;padding:0;border:0;font-size:17px;}
  .compare td:first-child{width:auto;padding:0 0 10px;}
  .compare td.arrow{display:none;}
  .compare td::before{
    content:attr(data-label);
    display:block;
    margin-bottom:4px;
    font-family:var(--mono);
    font-size:11.5px;
    font-weight:500;
    letter-spacing:.08em;
    text-transform:uppercase;
    color:var(--ink-soft);
  }

  .steps{grid-template-columns:1fr;row-gap:0;margin-top:44px;}
  .step{padding:0 0 36px 30px;border-top:0;border-left:2px solid var(--ink);}
  .step:last-child{padding-bottom:0;border-left-color:transparent;}
  .step::before{top:0;left:-8px;}
  .step h3{margin-top:6px;}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .pulse{display:none;}
  #status-text{transition:none;}
}