:root{
  color-scheme: light;
  --paper: #FFFFFF;
  --paper-raised: #F5F8FB;
  --ink: #0B1420;
  --ink-soft: #4B5A66;
  --line: #DDE3E9;
  --accent: #1E88E5;
  --accent-strong: #0E5AB8;
  --accent-tint: #E7F1FC;
  --amber: #B5701F;
  --amber-tint: #F3E4CC;
  --shadow: 0 1px 0 rgba(11,20,32,0.05);
  --focus: #1E88E5;
  /* fixed regardless of theme — a filled button carries its own background */
  --brand-blue: #0E5AB8;
  --brand-blue-hover: #1670D6;
  --on-brand: #F7FBFF;
  --logo-chip-bg: #0B1420;
  --band-bg: var(--accent-tint);
  --band-bg-raised: var(--paper-raised);
  --band-ink: var(--ink);
  --band-ink-soft: var(--ink-soft);
  --band-line: var(--line);
  --band-accent: var(--accent-strong);
  --band-btn-bg: var(--ink);
  --band-btn-ink: var(--paper);
  --font-display: 'Fraunces', 'Iowan Old Style', ui-serif, Georgia, serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', Helvetica, Arial, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme: dark;
    --paper: #0B1420;
    --paper-raised: #121F2E;
    --ink: #E9EEF3;
    --ink-soft: #9FB0BD;
    --line: #24333F;
    --accent: #4FA3F5;
    --accent-strong: #7EB6FF;
    --accent-tint: #16283A;
    --amber: #E3A458;
    --amber-tint: #2E2417;
    --shadow: 0 1px 0 rgba(0,0,0,0.4);
    --focus: #7EB6FF;
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --paper: #0B1420;
  --paper-raised: #121F2E;
  --ink: #E9EEF3;
  --ink-soft: #9FB0BD;
  --line: #24333F;
  --accent: #4FA3F5;
  --accent-strong: #7EB6FF;
  --accent-tint: #16283A;
  --amber: #E3A458;
  --amber-tint: #2E2417;
  --shadow: 0 1px 0 rgba(0,0,0,0.4);
  --focus: #7EB6FF;
}
:root[data-theme="light"]{ color-scheme: light; }

*{ box-sizing: border-box; }
html{ text-size-adjust: 100%; }
body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3{
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
  text-wrap: balance;
  margin: 0;
}
p{ margin: 0; }
a{ color: inherit; }
::selection{ background: var(--accent-tint); color: var(--accent-strong); }
:focus-visible{ outline: 2px solid var(--focus); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

.wrap{
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 48px);
}

/* ---------- Nav ---------- */
header.site{
  position: sticky; top:0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px clamp(20px,4vw,48px);
  max-width: 1160px; margin:0 auto;
}
.wordmark{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em;
  text-decoration:none;
}
.wordmark .logo-chip{
  background: var(--logo-chip-bg); border-radius: 8px; padding: 5px 9px;
  display:flex; align-items:center; line-height:0;
}
.wordmark img{ height: 24px; width:auto; display:block; }
.wordmark .tag{
  font-family: var(--font-mono); font-size: 0.62rem; font-weight:500;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--accent-strong); background: var(--accent-tint);
  padding: 3px 7px; border-radius: 3px; position: relative; top: -1px;
}
.nav-right{ display:flex; align-items:center; gap: clamp(14px,2vw,24px); }
nav.links{ display:flex; gap: clamp(16px,2.4vw,32px); align-items:center; }
nav.links a{
  text-decoration:none; font-size: 0.92rem; color: var(--ink-soft);
  font-weight: 500; transition: color .15s ease;
}
nav.links a:hover{ color: var(--accent-strong); }
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-body); font-weight:600; font-size:0.88rem;
  padding: 10px 18px; border-radius: 4px; text-decoration:none;
  border: 1px solid transparent; cursor:pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn-primary{ background: var(--brand-blue); color: var(--on-brand); }
.btn-primary:hover{ background: var(--brand-blue-hover); color: var(--on-brand); }
.btn-ghost{ border-color: var(--line); color: var(--ink); }
.btn-ghost:hover{ border-color: var(--accent-strong); color: var(--accent-strong); }

.theme-toggle{
  width:34px; height:34px; border-radius:50%; flex-shrink:0;
  border: 1px solid var(--line); background: var(--paper-raised); color: var(--ink-soft);
  display:flex; align-items:center; justify-content:center; cursor:pointer; padding:0;
  transition: border-color .15s ease, color .15s ease;
}
.theme-toggle:hover{ border-color: var(--accent-strong); color: var(--accent-strong); }
.theme-toggle svg{ width:17px; height:17px; }
.theme-toggle .icon-moon{ display:none; }
.theme-toggle[aria-pressed="true"] .icon-sun{ display:none; }
.theme-toggle[aria-pressed="true"] .icon-moon{ display:block; }

/* ---------- Hero ---------- */
.hero{
  padding: clamp(48px,8vw,96px) 0 clamp(40px,6vw,72px);
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
.eyebrow{
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent-strong);
  display:flex; align-items:center; gap: 10px; margin-bottom: 18px;
}
.eyebrow::before{
  content:""; width: 22px; height: 1px; background: var(--accent-strong);
}
.hero h1{
  font-size: clamp(2.3rem, 4vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: -0.015em;
}
.hero h1 em{ font-style: italic; color: var(--accent-strong); }
.hero .lede{
  margin-top: 20px; max-width: 46ch;
  font-size: 1.09rem; color: var(--ink-soft);
}
.hero .cta-row{ margin-top: 32px; display:flex; gap: 14px; flex-wrap:wrap; }

/* specimen reference legend */
.specimen-legend{
  display:flex; gap: 22px; margin-bottom: 14px; padding: 0 2px;
}
.specimen-legend .spec-ref{ display:flex; align-items:center; gap:8px; }
.specimen-legend svg{ width:20px; height:32px; flex-shrink:0; }
.specimen-legend .ref-label{ font-family: var(--font-mono); font-size:0.68rem; color: var(--ink-soft); letter-spacing:0.02em; }

/* manifest card */
.manifest{
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 20px 50px -30px rgba(16,30,35,0.35);
  overflow:hidden;
}
.manifest-head{
  padding: 16px 20px; border-bottom: 1px dashed var(--line);
  display:flex; justify-content:space-between; align-items:center;
}
.manifest-head .title{ font-family: var(--font-mono); font-size:0.78rem; letter-spacing:0.06em; color: var(--ink-soft); text-transform:uppercase; }
.manifest-head .id{ font-family: var(--font-mono); font-size:0.78rem; color: var(--accent-strong); }
.manifest-row{
  display:grid; grid-template-columns: 1fr auto auto;
  gap: 10px; align-items:center;
  padding: 13px 20px; border-bottom: 1px solid var(--line);
  font-size: 0.86rem;
}
.manifest-row:last-of-type{ border-bottom:none; }
.manifest-row .spec{ font-family: var(--font-mono); color: var(--ink); }
.manifest-row .sub{ display:block; font-size:0.74rem; color: var(--ink-soft); margin-top:2px; font-family: var(--font-body); }
.pill{
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing:0.04em;
  padding: 4px 9px; border-radius: 20px; white-space:nowrap;
}
.pill.ok{ background: var(--accent-tint); color: var(--accent-strong); }
.pill.pending{ background: var(--amber-tint); color: var(--amber); }
.manifest-foot{
  padding: 12px 20px; font-family: var(--font-mono); font-size:0.7rem;
  color: var(--ink-soft); background: color-mix(in srgb, var(--paper) 60%, var(--paper-raised));
  display:flex; justify-content:space-between;
}

/* ---------- Section scaffolding ---------- */
section{ padding: clamp(52px,7vw,84px) 0; border-top: 1px solid var(--line); scroll-margin-top: 76px; }
#top{ scroll-margin-top: 0; }
.section-head{ max-width: 640px; margin-bottom: clamp(32px,4vw,48px); }
.section-head .eyebrow{ margin-bottom: 12px; }
.section-head h2{ font-size: clamp(1.65rem, 2.6vw, 2.2rem); letter-spacing:-0.01em; }
.section-head p{ margin-top: 14px; color: var(--ink-soft); font-size: 1.02rem; max-width: 56ch; }

/* ---------- Core features ---------- */
.feature-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow:hidden; }
.feature{ background: var(--paper-raised); padding: clamp(22px,2.6vw,28px); display:flex; flex-direction:column; gap:12px; }
.f-glyph{
  width:38px; height:38px; border-radius:8px; background: var(--accent-tint);
  color: var(--accent-strong);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.f-glyph svg{ width:19px; height:19px; }
.f-badge{ font-family: var(--font-mono); font-weight:700; font-size:0.72rem; letter-spacing:0.02em; }
.feature h3{ font-size: 1.05rem; }
.feature p{ color: var(--ink-soft); font-size: 0.88rem; }

/* ---------- Result safety / chain of custody stats ---------- */
.stat-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.stat-block{
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: 10px;
  padding: clamp(24px,3vw,32px); display:flex; flex-direction:column; gap:16px;
}
.stat-block .stat-figure{
  font-family: var(--font-display); font-weight:600; font-size: clamp(2.4rem,4vw,3.2rem);
  color: var(--on-brand); background: var(--brand-blue);
  width:fit-content; padding: 6px 20px; border-radius: 8px; line-height:1.1;
}
.stat-block h3{ font-size: 1.15rem; }
.stat-block p.stat-desc{ color: var(--ink-soft); font-size:0.92rem; }
.stat-block ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.stat-block ul li{
  font-size: 0.9rem; color: var(--ink); padding-left:18px; position:relative;
}
.stat-block ul li::before{
  content:""; position:absolute; left:0; top:0.5em; width:6px; height:6px; border-radius:50%;
  background: var(--accent-strong);
}

/* ---------- Interoperability & billing ---------- */
.interop-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.interop-item{ border-top: 2px solid var(--accent-strong); padding-top: 16px; }
.interop-item .interop-label{
  font-family: var(--font-mono); font-weight:700; font-size: 1.6rem; color: var(--accent-strong);
  letter-spacing:-0.01em;
}
.interop-item p{ margin-top:10px; color: var(--ink-soft); font-size:0.92rem; }
.interop-note{
  margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line);
  font-style: italic; color: var(--ink-soft); font-size: 0.94rem; max-width: 68ch;
}

/* ---------- Patient portal mock ---------- */
.portal-section{ display:grid; grid-template-columns: 1fr 1fr; gap: clamp(32px,5vw,56px); align-items:center; }
.portal-copy ul{ list-style:none; margin:18px 0 0; padding:0; display:flex; flex-direction:column; gap:14px; }
.portal-copy ul li{ font-size:0.94rem; color: var(--ink); padding-left:20px; position:relative; }
.portal-copy ul li::before{
  content:""; position:absolute; left:0; top:0.5em; width:6px; height:6px; border-radius:50%;
  background: var(--accent-strong);
}
.portal-mock{
  background: var(--paper-raised); border: 1px solid var(--line); border-radius: 10px; overflow:hidden;
  box-shadow: 0 20px 50px -30px rgba(11,20,32,0.35);
}
.portal-mock-head{
  background: var(--ink); padding: 14px 18px; display:flex; gap:6px;
}
.portal-mock-head span{ width:8px; height:8px; border-radius:50%; background: var(--ink-soft); opacity:.5; }
.portal-mock-row{
  display:flex; justify-content:space-between; align-items:center;
  padding: 14px 20px; border-bottom: 1px solid var(--line); font-size:0.92rem;
}
.portal-mock-row:last-child{ border-bottom:none; }
.portal-mock-row .flag{ font-family: var(--font-mono); font-size:0.82rem; font-weight:600; }
.portal-mock-row .flag.normal{ color: var(--accent-strong); }
.portal-mock-row .flag.high{ color: var(--amber); }

/* ---------- Products ---------- */
.products{ display:grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.product-card{
  background: var(--paper-raised); border:1px solid var(--line); border-radius:10px;
  padding: clamp(24px,3vw,34px); display:flex; flex-direction:column; gap:18px;
  scroll-margin-top: 76px;
}
.product-card .glyph{
  width:44px; height:44px; border-radius:8px; background: var(--accent-tint);
  color: var(--accent-strong);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.product-card.cms .glyph{ background: var(--amber-tint); color: var(--amber); }
.product-card .glyph svg{ width:22px; height:22px; }
.product-card h3{ font-size: 1.35rem; }
.product-card .kicker{
  font-family: var(--font-mono); font-size:0.68rem; letter-spacing:0.1em;
  text-transform:uppercase; color: var(--accent-strong); margin-top:-8px;
}
.product-card.cms .kicker{ color: var(--amber); }
.product-card p.desc{ color: var(--ink-soft); font-size:0.97rem; }
.modules{ list-style:none; margin:4px 0 0; padding:0; display:flex; flex-direction:column; gap:9px; }
.modules li{
  display:flex; gap:10px; align-items:baseline;
  font-size: 0.88rem; color: var(--ink);
  padding-bottom:9px; border-bottom: 1px solid var(--line);
}
.modules li:last-child{ border-bottom:none; padding-bottom:0; }
.modules li .num{ font-family: var(--font-mono); font-size:0.72rem; color: var(--ink-soft); flex-shrink:0; width:2ch; }
.product-card .cta-link{
  margin-top:auto; padding-top:6px; font-weight:600; font-size:0.89rem;
  color: var(--accent-strong); text-decoration:none; display:inline-flex; align-items:center; gap:6px;
}
.product-card.cms .cta-link{ color: var(--amber); }
.product-card .cta-link .arrow{ transition: transform .15s ease; }
.product-card .cta-link:hover .arrow{ transform: translateX(3px); }

/* horizon / upcoming */
.horizon{
  margin-top: 24px;
  border: 1px dashed var(--line); border-radius: 10px;
  padding: clamp(20px,3vw,28px);
  display:flex; gap: 20px; align-items:flex-start; flex-wrap:wrap;
  background: color-mix(in srgb, var(--paper-raised) 55%, transparent);
}
.horizon .label{
  font-family: var(--font-mono); font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase;
  color: var(--ink-soft); flex-shrink:0; padding-top:3px;
}
.horizon .items{ display:flex; gap: 28px; flex-wrap:wrap; flex:1; }
.horizon .item h4{ font-family: var(--font-body); font-weight:600; font-size:0.95rem; margin:0 0 4px; }
.horizon .item p{ font-size:0.85rem; color: var(--ink-soft); max-width:32ch; }

/* ---------- Values ---------- */
.values{ display:grid; grid-template-columns: repeat(4,1fr); gap: 28px; }
.value{ border-left: 2px solid var(--line); padding-left: 20px; }
.value .idx{ font-family: var(--font-mono); font-size:0.72rem; color: var(--accent-strong); }
.value h3{ font-size: 1.15rem; margin-top:8px; }
.value p{ margin-top:10px; color: var(--ink-soft); font-size:0.92rem; }

/* ---------- Workflow strip ---------- */
.flow{
  display:grid; grid-template-columns: repeat(5, 1fr);
  gap: 0; border: 1px solid var(--line); border-radius: 10px; overflow:hidden;
}
.flow .step{
  padding: 22px 18px; background: var(--paper-raised);
  border-right: 1px solid var(--line);
  position:relative;
}
.flow .step:last-child{ border-right:none; }
.flow .step .n{ font-family: var(--font-mono); font-size:0.72rem; color: var(--ink-soft); }
.flow .step h4{ font-family: var(--font-body); font-weight:600; font-size:0.92rem; margin: 8px 0 6px; }
.flow .step p{ font-size: 0.8rem; color: var(--ink-soft); }
.flow-timeline{
  margin-top:16px; display:flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size:0.76rem; color: var(--accent-strong);
}

/* ---------- Platform badges ---------- */
.platform-badges{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom: 28px; }
.platform-badges span{
  font-family: var(--font-mono); font-size:0.76rem; color: var(--ink-soft);
  border: 1px solid var(--line); border-radius: 20px; padding: 7px 14px;
  background: var(--paper-raised);
}

/* ---------- Clients ---------- */
.clients-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.client-card{
  border: 1px solid var(--line); border-radius: 8px; background: var(--paper-raised);
  padding: 20px; border-left: 2px solid var(--accent-strong);
}
.client-card h3{ font-family: var(--font-body); font-weight:600; font-size: 0.95rem; line-height:1.3; }
.client-card p{ margin-top:8px; font-family: var(--font-mono); font-size:0.76rem; color: var(--ink-soft); }

/* ---------- CTA ---------- */
.cta-band{
  border-top: 1px solid var(--band-line);
  background: var(--band-bg);
  color: var(--band-ink);
}
.cta-band .wrap{
  padding: clamp(48px,6vw,72px) clamp(20px,4vw,48px);
  display:flex; justify-content:space-between; align-items:center; gap: 24px; flex-wrap:wrap;
}
.cta-band h2{ color: var(--band-ink); font-size: clamp(1.5rem,2.4vw,2rem); max-width: 22ch; }
.cta-band p{ color: var(--band-ink-soft); margin-top:10px; max-width: 42ch; }
.cta-band .btn-primary{ background: var(--band-btn-bg); color: var(--band-btn-ink); }
.cta-band .btn-primary:hover{ background: var(--brand-blue); color: var(--on-brand); }
.cta-band .support-note{
  margin-top:14px; font-family: var(--font-mono); font-size:0.74rem; color: var(--ink-soft);
  display:flex; align-items:center; gap:8px;
}
.cta-band .support-note::before{ content:"✓"; color: var(--accent-strong); font-weight:700; }

/* ---------- Special features ---------- */
.special-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.special-card{
  background: var(--paper-raised); border:1px solid var(--line); border-top: 2px solid var(--amber);
  border-radius: 8px; padding: clamp(20px,2.4vw,26px);
  display:flex; gap:16px; align-items:flex-start;
}
.special-card .s-glyph{
  width:40px; height:40px; border-radius:8px; background: var(--amber-tint); color: var(--amber);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.special-card .s-glyph svg{ width:20px; height:20px; }
.special-card h3{ font-size: 1.05rem; }
.special-card p{ margin-top:6px; color: var(--ink-soft); font-size:0.9rem; }

/* ---------- Security band ---------- */
.security-band{ background: var(--band-bg); border-top: 1px solid var(--band-line); }
.security-band .section-head .eyebrow{ color: var(--band-accent); }
.security-band .section-head .eyebrow::before{ background: var(--band-accent); }
.security-band .section-head h2{ color: var(--band-ink); }
.security-band .section-head p{ color: var(--band-ink-soft); }
.security-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--band-line); border: 1px solid var(--band-line); border-radius: 10px; overflow:hidden; }
.security-item{ background: var(--band-bg-raised); padding: clamp(20px,2.4vw,26px); display:flex; flex-direction:column; gap:12px; }
.security-item .sec-glyph{
  width:38px; height:38px; border-radius: 50%; background: color-mix(in srgb, var(--band-accent) 16%, transparent);
  color: var(--band-accent); display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.security-item .sec-glyph svg{ width:19px; height:19px; }
.security-item h3{ font-family: var(--font-body); font-weight:600; font-size: 1rem; color: var(--band-ink); }
.security-item p{ color: var(--band-ink-soft); font-size: 0.87rem; }

/* ---------- Footer / letterhead ---------- */
footer{ border-top: 1px solid var(--line); }
.letterhead{
  display:flex; align-items:center; gap: clamp(20px,3vw,40px);
  padding: clamp(28px,4vw,40px) 0; position:relative; overflow:hidden;
}
.letterhead::after{
  content:""; position:absolute; right:-30px; top:-30%; bottom:-30%; width: 220px;
  background-image: radial-gradient(var(--accent) 1.3px, transparent 1.5px);
  background-size: 15px 15px; opacity:.14;
  -webkit-mask-image: linear-gradient(to left, black, transparent);
  mask-image: linear-gradient(to left, black, transparent);
  pointer-events:none;
}
.lh-brand{ display:flex; align-items:center; gap:14px; }
.lh-brand .logo-chip{ padding:7px 11px; }
.lh-brand .logo-chip img{ height:28px; }
.lh-brand-text{ display:flex; flex-direction:column; }
.lh-brand-text .lh-name{ font-family: var(--font-display); font-weight:700; font-size:1.2rem; color: var(--ink); }
.lh-brand-text .lh-name .lh-sub{ font-family: var(--font-mono); font-weight:500; font-size:0.62rem; letter-spacing:0.14em; text-transform:uppercase; color: var(--ink-soft); margin-left:6px; }
.lh-brand-text .lh-tagline{ margin-top:4px; font-size:0.83rem; color: var(--ink-soft); }
.lh-brand-text .lh-tagline strong{ color: var(--accent-strong); font-weight:600; }
.lh-divider{ width:1px; align-self:stretch; background: var(--line); flex-shrink:0; }
.lh-contact{ display:grid; grid-template-columns: repeat(2, auto); gap: 10px clamp(20px,3vw,36px); margin-left:auto; position:relative; z-index:1; }
.lh-contact .lh-row{ display:flex; align-items:center; gap:10px; font-size:0.83rem; color: var(--ink-soft); white-space:nowrap; }
.lh-contact .lh-icon{
  width:26px; height:26px; border-radius:50%; background: var(--brand-blue); color: var(--on-brand);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.lh-contact .lh-icon svg{ width:13px; height:13px; }
.lh-contact a{ color: var(--ink-soft); text-decoration:none; }
.lh-contact a:hover{ color: var(--accent-strong); }
.ribbon{ height: 9px; background: repeating-linear-gradient(-45deg, var(--brand-blue) 0 22px, var(--ink) 22px 44px); }
.footer-bottom{
  padding: 16px 0; display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;
  font-size: 0.78rem; color: var(--ink-soft);
}
@media (max-width: 760px){
  .letterhead{ flex-direction:column; align-items:flex-start; }
  .lh-divider{ display:none; }
  .lh-contact{ grid-template-columns: 1fr; margin-left:0; }
  .letterhead::after{ display:none; }
}

@media (max-width: 880px){
  .hero{ grid-template-columns: 1fr; }
  .products{ grid-template-columns: 1fr; }
  .values{ grid-template-columns: 1fr; }
  .feature-grid{ grid-template-columns: 1fr; }
  .special-grid{ grid-template-columns: 1fr; }
  .security-grid{ grid-template-columns: 1fr; }
  .clients-grid{ grid-template-columns: 1fr 1fr; }
  .flow{ grid-template-columns: 1fr 1fr; }
  .flow .step{ border-right:none; border-bottom: 1px solid var(--line); }
  .stat-grid{ grid-template-columns: 1fr; }
  .interop-grid{ grid-template-columns: 1fr; }
  .portal-section{ grid-template-columns: 1fr; }
  nav.links{ display:none; }
}