@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700&display=swap");

:root {
  --ink: #111111;
  --paper: #ffffff;
  --muted: #5c5c5c;
  --line: #e4e4e4;
  --wash: #f1f1f1;
  --blue: #3f6de4;
  --hero: #141414;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "DM Sans", "Segoe UI", sans-serif;
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { text-wrap: balance; margin: 0; letter-spacing: -0.02em; }
p { text-wrap: pretty; }
button, .btn { cursor: pointer; font: inherit; }

.wrap { width: min(72rem, calc(100% - 2.5rem)); margin: 0 auto; }
.muted { color: var(--muted); }
.blue { color: var(--blue); }
.eyebrow { margin: 0 0 0.75rem; color: var(--blue); font-size: 0.875rem; font-weight: 500; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.accent { height: 2px; background: var(--blue); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 0.75rem 0; }
.logo img { height: 3rem; width: auto; }
.desk-nav { display: none; align-items: center; gap: 1.25rem; }
.desk-nav a, .mobile-nav a { font-size: 0.875rem; font-weight: 500; }
.desk-nav a.is-on, .mobile-nav a.is-on, .desk-nav a:hover, .mobile-nav a:hover { color: var(--blue); }
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  min-height: 2.75rem;
  padding: 0 0.75rem;
  border: 1px solid var(--line);
  font-size: 0.875rem;
  font-weight: 600;
}
.mobile-nav { display: none; border-top: 1px solid var(--line); padding: 0.5rem 1.25rem 0.75rem; }
.mobile-nav a { display: flex; align-items: center; min-height: 2.75rem; font-size: 1rem; }
.nav-toggle:checked ~ .mobile-nav { display: block; }
.nav-toggle:focus-visible + .accent + .header-row .nav-button,
.nav-button:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }

.hero {
  position: relative;
  min-height: 78vh;
  color: var(--paper);
  background: var(--hero);
  display: flex;
  align-items: flex-end;
}
.hero img.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.55; }
.hero .shade { position: absolute; inset: 0; background: rgba(20, 20, 20, 0.7); }
.hero .wrap { position: relative; padding-top: 4rem; padding-bottom: 4rem; }
.hero h1 { max-width: 18ch; font-size: clamp(2.6rem, 7vw, 4.5rem); line-height: 1.02; }
.lede { margin-top: 1.5rem; max-width: 36rem; font-size: 1.125rem; color: rgba(255, 255, 255, 0.85); }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }
.btn {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0 1.5rem;
  background: var(--blue);
  color: var(--paper);
  border: 0;
  font-size: 0.875rem;
  font-weight: 600;
}
.btn-ghost { background: transparent; color: var(--paper); border: 1px solid rgba(255, 255, 255, 0.4); }
.link { color: var(--blue); font-size: 0.875rem; font-weight: 500; }

.band { border-bottom: 1px solid var(--line); }
.standards { display: grid; gap: 1.5rem; padding: 4rem 0; }
.standard { border-left: 2px solid var(--blue); background: var(--wash); padding: 1.25rem; }
.standard h2 { color: var(--blue); font-size: 1.5rem; }
.standard p, .card p, .copy { color: var(--muted); }

.section { padding: 4rem 0; }
.section-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; }
.section h2, .page-title { font-size: clamp(1.8rem, 4vw, 2.5rem); }
.cards { display: grid; gap: 1rem; margin-top: 2rem; }
.card { border: 1px solid var(--line); background: var(--paper); }
.card img, .shot { width: 100%; height: 16rem; object-fit: cover; }
.card .pad, .pad { padding: 1.25rem; }
.num {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--paper);
  color: var(--blue);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.25rem 0.5rem;
}
.figure { position: relative; }

.dark { background: var(--hero); color: var(--paper); }
.dark .split { display: grid; gap: 2.5rem; align-items: center; padding: 4rem 0; }
.dark p { color: rgba(255, 255, 255, 0.8); }
.dark img { width: 100%; height: 20rem; object-fit: cover; }

.page-head { border-bottom: 1px solid var(--line); padding: 3.5rem 0; }
.page-head p { max-width: 40rem; font-size: 1.125rem; }
.split-head { display: grid; gap: 2rem; align-items: end; }

.product { display: grid; gap: 2rem; align-items: center; border-bottom: 1px solid var(--line); padding: 3rem 0; }
.product img { width: 100%; height: 20rem; object-fit: cover; }
.points { display: grid; gap: 0.5rem; margin: 1.25rem 0 0; padding: 0; list-style: none; }
.points li { border-left: 2px solid var(--blue); padding-left: 0.75rem; }

.trades { display: grid; gap: 1px; margin: 0; padding: 0; background: var(--line); border-bottom: 1px solid var(--line); }
.trades li { background: var(--paper); list-style: none; text-align: center; color: var(--blue); font-weight: 600; font-size: 0.875rem; padding: 1.5rem 0.5rem; }
.steps { list-style: none; margin: 0; padding: 0; }
.steps li { display: grid; gap: 0.75rem; border-bottom: 1px solid var(--line); padding: 2rem 0; }
.steps .n { color: var(--blue); font-size: 1.5rem; font-weight: 600; }
.wash-bar { background: var(--wash); }
.wash-bar .wrap { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: flex-end; justify-content: space-between; padding: 3.5rem 0; }

.qms { display: grid; gap: 3rem; padding: 4rem 0; }
.defs { margin: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.defs div { display: grid; gap: 0.5rem; padding: 1.25rem 0; border-top: 1px solid var(--line); }
.defs div:first-child { border-top: 0; }
.defs dt { color: var(--blue); font-weight: 600; }
.defs dd { margin: 0; color: var(--muted); }
.trap-grid { display: grid; gap: 1rem; margin-top: 2.5rem; }
.trap { border: 1px solid var(--line); border-left: 2px solid var(--blue); background: var(--paper); padding: 1.5rem; }
.trap p { color: var(--muted); }

.why { display: grid; gap: 1rem; margin-top: 2.5rem; padding: 0; list-style: none; }
.why li { border: 1px solid rgba(255, 255, 255, 0.2); padding: 1.25rem; }
.why h3 { color: var(--blue); font-size: 1.125rem; }
.why p { color: rgba(255, 255, 255, 0.8); }

.role { display: grid; gap: 0.75rem; border-top: 1px solid var(--line); padding: 1.25rem 0; }
.role h3 { font-size: 1.25rem; }
.group { border-bottom: 1px solid var(--line); padding: 2rem 0; }
.group h2 { color: var(--blue); font-size: 0.875rem; letter-spacing: 0.04em; }

.bullets { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; gap: 0.75rem; }
.bullets li { border-left: 2px solid var(--blue); padding-left: 1rem; color: var(--muted); }
.bullets.plain li { border-color: var(--line); color: var(--ink); }

form { display: grid; gap: 1rem; max-width: 36rem; }
label { display: grid; gap: 0.25rem; font-size: 0.875rem; font-weight: 500; }
input, textarea {
  min-height: 2.75rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-weight: 400;
  padding: 0.5rem 0.75rem;
}
textarea { min-height: 8rem; }
.note { border: 1px solid var(--line); background: var(--wash); padding: 1.5rem; font-size: 1.125rem; }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }

.bay { position: relative; min-height: 52vh; background: var(--hero); }
.bay img { width: 100%; height: 52vh; min-height: 20rem; object-fit: cover; opacity: 0.8; }
.bay figcaption { position: absolute; inset-inline: 0; bottom: 0; background: rgba(20, 20, 20, 0.75); color: var(--paper); padding: 2rem 0; }
.stations { list-style: none; margin: 0; padding: 0; display: grid; gap: 1rem; }
.stations li { display: grid; grid-template-columns: 3rem 1fr; gap: 0.75rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.pair { display: grid; gap: 1rem; }
.pair img { width: 100%; height: 18rem; object-fit: cover; }

.site-footer { border-top: 1px solid var(--blue); background: var(--wash); }
.footer-row { display: flex; flex-wrap: wrap; gap: 1.5rem; align-items: flex-end; justify-content: space-between; padding: 2.5rem 0; }
.footer-row img { height: 2.5rem; width: auto; }
.footer-row p { max-width: 24rem; margin: 0.75rem 0 0; color: var(--muted); font-size: 0.875rem; }
.footer-name { color: var(--blue); font-weight: 500; font-size: 0.875rem; }

@media (min-width: 640px) {
  .logo img { height: 3.5rem; }
  .steps li { grid-template-columns: 4.5rem 16rem 1fr; align-items: baseline; }
  .defs div { grid-template-columns: 14rem 1fr; gap: 1.5rem; }
}
@media (min-width: 768px) {
  .standards, .cards, .dark .split, .split-head, .product, .qms, .pair, .facility-grid { grid-template-columns: 1fr 1fr; }
  .standards { grid-template-columns: repeat(3, 1fr); }
  .product.flip .shot { order: 2; }
  .trap-grid { grid-template-columns: 1fr 1fr; }
  .role { grid-template-columns: 18rem 1fr auto; align-items: center; gap: 2rem; }
}
@media (min-width: 1024px) {
  .desk-nav { display: flex; }
  .nav-button, .mobile-nav { display: none; }
  .why { grid-template-columns: repeat(3, 1fr); }
  .trades { grid-template-columns: repeat(5, 1fr); }
  .qms { grid-template-columns: 18rem 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}