@import url("https://fonts.googleapis.com/css2?family=Archivo+Black&family=IBM+Plex+Mono:wght@400;500;600&family=Inter:wght@400;500;600&display=swap");

:root {
  --paper: #f1f0e8;
  --paper-deep: #deddd3;
  --ink: #171816;
  --ink-soft: #454641;
  --signal: #ff4d00;
  --signal-dark: #c93c00;
  --line: #b9b8ae;
  --white: #fffef8;
  --rail: 96px;
  --mono: "IBM Plex Mono", monospace;
  --display: "Archivo Black", sans-serif;
  --body: "Inter", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  line-height: 1.55;
  overflow-x: hidden;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  opacity: .13;
  background-image: radial-gradient(rgba(23, 24, 22, .45) .55px, transparent .7px);
  background-size: 5px 5px;
  mix-blend-mode: multiply;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { color: var(--white); background: var(--signal); }

.skip-link {
  position: fixed;
  top: 8px;
  left: 108px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--white);
  background: var(--ink);
  font: 600 12px var(--mono);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-rail {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  width: var(--rail);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--white);
  background: var(--ink);
  border-right: 1px solid #30312e;
}
.rail-brand {
  width: 100%;
  height: 96px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--signal);
  font: 400 24px var(--display);
  text-decoration: none;
  letter-spacing: -.08em;
}
.rail-brand span { transform: rotate(-90deg); white-space: nowrap; }
.rail-links {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 30px;
}
.rail-links a {
  position: relative;
  color: #aaa9a1;
  font: 500 10px var(--mono);
  letter-spacing: .13em;
  text-decoration: none;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}
.rail-links a::after {
  position: absolute;
  top: -13px;
  left: 50%;
  width: 4px;
  height: 4px;
  background: var(--signal);
  content: "";
  opacity: 0;
  transform: translateX(-50%);
}
.rail-links a:hover,
.rail-links a[aria-current="page"] { color: var(--white); }
.rail-links a[aria-current="page"]::after { opacity: 1; }
.rail-status {
  width: 100%;
  padding: 14px 0;
  border-top: 1px solid #30312e;
  color: #8a8b85;
  font: 500 9px var(--mono);
  letter-spacing: .12em;
  text-align: center;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}
.menu-toggle { display: none; }
.page-shell { margin-left: var(--rail); }
.measure-grid {
  background-image:
    linear-gradient(rgba(23,24,22,.065) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23,24,22,.065) 1px, transparent 1px);
  background-size: 48px 48px;
}
.content-width { width: min(100% - 64px, 1380px); margin-inline: auto; }
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font: 600 11px var(--mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.kicker::before { width: 28px; height: 3px; background: var(--signal); content: ""; }
.section-code { color: var(--signal); font: 600 11px var(--mono); letter-spacing: .15em; }
.section-title {
  margin: 12px 0 0;
  max-width: 900px;
  font: 400 clamp(38px, 6vw, 86px)/.94 var(--display);
  letter-spacing: -.065em;
  text-transform: uppercase;
}
.section-intro { max-width: 590px; margin: 22px 0 0; color: var(--ink-soft); font-size: 16px; }
.section-head { margin-bottom: 54px; }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 0 18px;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  font: 600 11px var(--mono);
  letter-spacing: .1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color .2s, background .2s, transform .2s;
}
.button::after { content: "↗"; font-size: 18px; line-height: 1; }
.button:hover { color: var(--white); background: var(--ink); transform: translate(-3px, -3px); }
.button--signal { color: var(--white); background: var(--signal); border-color: var(--signal); }
.button--signal:hover { background: var(--ink); border-color: var(--ink); }

.hero {
  position: relative;
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(390px, 5fr);
  border-bottom: 1px solid var(--ink);
}
.hero-copy {
  position: relative;
  z-index: 2;
  min-height: 760px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 54px clamp(32px, 5vw, 82px) 44px;
}
.hero-topline { display: flex; justify-content: space-between; font: 500 10px var(--mono); letter-spacing: .1em; }
.hero-topline span:last-child { color: var(--signal); }
.hero-title { margin: 80px 0 28px; font: 400 clamp(64px, 10vw, 154px)/.78 var(--display); letter-spacing: -.09em; text-transform: uppercase; }
.hero-title span { display: block; }
.hero-title .outline { color: transparent; -webkit-text-stroke: 2px var(--ink); }
.hero-lede { max-width: 590px; margin: 0 0 34px; font-size: clamp(17px, 2vw, 23px); line-height: 1.35; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-bottom { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; padding-top: 40px; border-top: 1px solid var(--line); }
.hero-stat strong { display: block; font: 400 28px var(--display); letter-spacing: -.04em; }
.hero-stat span { color: var(--ink-soft); font: 500 9px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.hero-visual {
  position: relative;
  min-height: 760px;
  overflow: hidden;
  background: var(--signal);
  clip-path: polygon(16% 0, 100% 0, 100% 100%, 0 100%);
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.25); mix-blend-mode: multiply; opacity: .78; }
.hero-visual::after { position: absolute; inset: 0; border: 24px solid var(--signal); content: ""; pointer-events: none; }
.hero-index { position: absolute; top: 36px; right: 32px; z-index: 2; color: var(--white); font: 400 clamp(54px, 8vw, 120px)/1 var(--display); letter-spacing: -.08em; }
.hero-plate { position: absolute; right: 24px; bottom: 24px; left: 22%; z-index: 2; padding: 18px; color: var(--white); background: var(--ink); font: 500 10px/1.8 var(--mono); letter-spacing: .08em; }
.hero-plate b { color: var(--signal); }

.calibration-band { width: 100%; max-width: 100vw; overflow: hidden; overflow: clip; contain: inline-size paint; color: var(--white); background: var(--ink); border-bottom: 1px solid #343531; }
.ticker-track { width: max-content; display: flex; animation: ticker 26s linear infinite; }
.ticker-set { display: flex; }
.ticker-item { min-width: 260px; padding: 18px 28px; border-right: 1px solid #444540; font: 500 10px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.ticker-item strong { margin-right: 14px; color: var(--signal); font-size: 18px; }
@keyframes ticker { to { transform: translateX(-50%); } }

.applications { position: relative; padding: 72px 0 110px; }
.applications::before {
  position: absolute;
  top: 22px;
  right: clamp(32px, 5vw, 82px);
  padding-left: 76px;
  color: #8d8e86;
  background: linear-gradient(var(--line), var(--line)) left center / 58px 1px no-repeat;
  content: "NEXT / FIELD MATRIX / 02";
  font: 500 9px var(--mono);
  letter-spacing: .13em;
}
.application-grid { display: grid; grid-template-columns: 1.15fr .85fr; border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.application {
  position: relative;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 28px;
  border-right: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  overflow: hidden;
}
.application:nth-child(3) { grid-column: span 1; }
.application:nth-child(4) { grid-column: span 1; }
.application::before { position: absolute; inset: auto 0 0; height: 0; background: var(--signal); content: ""; transition: height .28s ease; }
.application:hover::before { height: 100%; }
.application > * { position: relative; z-index: 1; }
.application:hover { color: var(--white); }
.application-no { font: 600 10px var(--mono); }
.application h3 { max-width: 520px; margin: 50px 0 24px; font: 400 clamp(29px, 4vw, 56px)/.95 var(--display); letter-spacing: -.05em; text-transform: uppercase; }
.application-meta { display: flex; flex-wrap: wrap; gap: 8px 26px; font: 500 10px var(--mono); text-transform: uppercase; }

.series { padding: 110px 0; background: var(--white); border-block: 1px solid var(--ink); }
.series-row { color: inherit; text-decoration: none; }
.series-list { border-top: 2px solid var(--ink); }
.series-row {
  display: grid;
  grid-template-columns: 72px minmax(260px, 1.3fr) minmax(150px, .7fr) minmax(170px, .8fr) 56px;
  align-items: center;
  min-height: 150px;
  border-bottom: 1px solid var(--ink);
  transition: color .2s, background .2s;
}
.series-row:hover { color: var(--white); background: var(--ink); }
.series-number { padding-left: 12px; color: var(--signal); font: 600 11px var(--mono); }
.series-name { font: 400 clamp(25px, 3vw, 42px)/1 var(--display); letter-spacing: -.05em; text-transform: uppercase; }
.series-spec { color: var(--ink-soft); font: 500 10px/1.8 var(--mono); text-transform: uppercase; }
.series-row:hover .series-spec { color: #b9b8ae; }
.series-arrow { font: 400 28px var(--mono); }
.series-thumb { width: 96px; height: 96px; object-fit: cover; filter: grayscale(1) contrast(1.2); }

.trace { padding: 110px 0; color: var(--white); background: var(--ink); }
.trace-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 70px; align-items: stretch; }
.trace-media { position: relative; min-height: 560px; overflow: hidden; border: 1px solid #555650; }
.trace-media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.25); }
.trace-stamp { position: absolute; top: 24px; left: 24px; padding: 10px 12px; color: var(--ink); background: var(--signal); font: 600 10px var(--mono); transform: rotate(-3deg); }
.trace-copy { display: flex; flex-direction: column; justify-content: space-between; }
.trace-copy .section-title { font-size: clamp(45px, 6vw, 90px); }
.trace-copy .section-intro { color: #aaa9a1; }
.trace-steps { border-top: 1px solid #555650; }
.trace-step { display: grid; grid-template-columns: 58px 1fr auto; gap: 20px; padding: 22px 0; border-bottom: 1px solid #555650; font: 500 10px var(--mono); text-transform: uppercase; }
.trace-step span:first-child { color: var(--signal); }
.trace-step span:last-child { color: #8d8e87; }

.quote-gate { padding: 76px clamp(28px, 6vw, 88px); color: var(--white); background: var(--signal); }
.quote-gate-grid { display: grid; grid-template-columns: 1.4fr .6fr; gap: 50px; align-items: end; }
.quote-gate h2 { margin: 0; font: 400 clamp(52px, 8vw, 112px)/.82 var(--display); letter-spacing: -.075em; text-transform: uppercase; }
.quote-gate p { max-width: 460px; margin: 0 0 24px; }
.quote-gate .button { width: 100%; color: var(--white); border-color: var(--white); }
.quote-gate .button:hover { color: var(--ink); background: var(--white); }

.site-footer { color: #aeadA5; background: var(--ink); font: 500 9px var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.footer-main { display: grid; grid-template-columns: 1fr auto auto; gap: 50px; padding: 28px 32px; border-bottom: 1px solid #3c3d39; }
.footer-brand { color: var(--white); font: 400 18px var(--display); }
.footer-bottom { display: flex; justify-content: space-between; padding: 14px 32px; }

.page-hero { min-height: 520px; display: grid; grid-template-columns: 1.15fr .85fr; border-bottom: 1px solid var(--ink); }
.page-hero-copy { display: flex; flex-direction: column; justify-content: space-between; padding: 54px clamp(32px, 5vw, 82px); }
.page-code { color: var(--signal); font: 600 12px var(--mono); letter-spacing: .15em; }
.page-title { margin: 70px 0 20px; font: 400 clamp(66px, 11vw, 154px)/.78 var(--display); letter-spacing: -.085em; text-transform: uppercase; }
.page-summary { max-width: 620px; font-size: 20px; }
.page-hero-media { position: relative; min-height: 520px; overflow: hidden; background: var(--signal); }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.2); mix-blend-mode: multiply; opacity: .8; }
.page-hero-media .media-label { position: absolute; right: 20px; bottom: 20px; padding: 12px; color: var(--white); background: var(--ink); font: 500 10px var(--mono); }

.principles, .catalog, .rfq-section { padding: 100px 0; }
.principle-grid { display: grid; grid-template-columns: .75fr 1.25fr 1fr; border: 1px solid var(--ink); }
.principle { min-height: 360px; padding: 28px; border-right: 1px solid var(--ink); }
.principle:last-child { border-right: 0; }
.principle:nth-child(2) { color: var(--white); background: var(--ink); }
.principle h3 { margin: 90px 0 18px; font: 400 clamp(26px, 3vw, 42px)/.95 var(--display); letter-spacing: -.04em; text-transform: uppercase; }
.principle p { color: var(--ink-soft); }
.principle:nth-child(2) p { color: #aaa9a1; }

.timeline-section { padding: 100px 0; background: var(--paper-deep); border-block: 1px solid var(--ink); }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 60px; border-top: 2px solid var(--ink); }
.timeline-item { position: relative; padding: 28px 24px 0 0; }
.timeline-item::before { position: absolute; top: -7px; left: 0; width: 12px; height: 12px; background: var(--signal); content: ""; }
.timeline-year { color: var(--signal); font: 600 12px var(--mono); }
.timeline-item h3 { margin: 34px 0 12px; font: 400 22px/1 var(--display); text-transform: uppercase; }
.timeline-item p { color: var(--ink-soft); font-size: 13px; }

.proofs { padding: 100px 0; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.proof { min-height: 185px; padding: 20px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.proof span { color: var(--signal); font: 600 10px var(--mono); }
.proof strong { display: block; margin-top: 52px; font: 400 25px/1 var(--display); text-transform: uppercase; }

.filter-rail { position: sticky; top: 0; z-index: 10; display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--ink); background: rgba(241,240,232,.94); backdrop-filter: blur(8px); }
.filter-label { padding: 17px 22px; color: var(--white); background: var(--ink); font: 500 10px var(--mono); }
.filter-button { padding: 16px 22px; border: 0; border-right: 1px solid var(--line); background: transparent; font: 500 10px var(--mono); cursor: pointer; text-transform: uppercase; }
.filter-button.is-active, .filter-button:hover { color: var(--white); background: var(--signal); }
.product-index { border-top: 2px solid var(--ink); }
.product-row { border-bottom: 1px solid var(--ink); }
.product-summary { width: 100%; display: grid; grid-template-columns: 78px 120px 1fr 1fr 60px; align-items: center; min-height: 150px; padding: 0; border: 0; color: inherit; background: transparent; text-align: left; cursor: pointer; }
.product-summary:hover { color: var(--white); background: var(--ink); }
.product-summary > span:first-child { padding-left: 14px; color: var(--signal); font: 600 11px var(--mono); }
.product-summary img { width: 96px; height: 96px; object-fit: cover; filter: grayscale(1); }
.product-name { padding-left: 24px; font: 400 clamp(24px, 3vw, 40px)/1 var(--display); text-transform: uppercase; }
.product-spec { color: var(--ink-soft); font: 500 10px/1.8 var(--mono); text-transform: uppercase; }
.product-summary:hover .product-spec { color: #aaa9a1; }
.product-plus { font: 400 28px var(--mono); }
.product-details { display: none; grid-template-columns: 1fr 1fr; gap: 40px; padding: 34px 78px 44px; color: var(--white); background: var(--ink); }
.product-row.is-open .product-details { display: grid; }
.product-details p { max-width: 620px; color: #b8b7af; }
.product-details dl { display: grid; grid-template-columns: 1fr 1fr; margin: 0; border-top: 1px solid #4b4c47; }
.product-details div { padding: 12px 0; border-bottom: 1px solid #4b4c47; }
.product-details dt { color: #8e8f88; font: 500 9px var(--mono); text-transform: uppercase; }
.product-details dd { margin: 4px 0 0; font: 500 12px var(--mono); }
.comparison { padding: 90px 0; color: var(--white); background: var(--ink); }
.comparison-wrap { overflow-x: auto; }
.comparison table { width: 100%; min-width: 760px; border-collapse: collapse; font: 500 11px var(--mono); }
.comparison th, .comparison td { padding: 18px; border: 1px solid #4a4b46; text-align: left; }
.comparison th { color: var(--signal); }
.custom-module { padding: 100px 0; }
.custom-grid { display: grid; grid-template-columns: 1.1fr .9fr; border: 1px solid var(--ink); }
.custom-copy { padding: 44px; }
.custom-copy h2 { margin: 0 0 22px; font: 400 clamp(40px, 6vw, 78px)/.9 var(--display); letter-spacing: -.06em; text-transform: uppercase; }
.custom-list { margin: 0; padding: 0; list-style: none; background: var(--signal); }
.custom-list li { display: flex; justify-content: space-between; padding: 21px 24px; border-bottom: 1px solid rgba(23,24,22,.35); color: var(--white); font: 500 11px var(--mono); text-transform: uppercase; }

.rfq-heading { padding: 86px 0 55px; border-bottom: 1px solid var(--ink); }
.rfq-heading-grid { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.response-number { color: var(--signal); font: 400 clamp(80px, 12vw, 170px)/.75 var(--display); letter-spacing: -.08em; }
.response-number small { display: block; color: var(--ink); font: 500 10px var(--mono); letter-spacing: .12em; }
.rfq-workbench { display: grid; grid-template-columns: .75fr 1.25fr; border: 1px solid var(--ink); }
.rfq-checklist { padding: 36px; color: var(--white); background: var(--ink); }
.rfq-checklist h2 { margin: 0 0 50px; font: 400 36px/1 var(--display); text-transform: uppercase; }
.rfq-checklist ol { margin: 0; padding: 0; list-style: none; counter-reset: rfq; }
.rfq-checklist li { display: grid; grid-template-columns: 38px 1fr; padding: 16px 0; border-top: 1px solid #4a4b46; font: 500 11px var(--mono); counter-increment: rfq; }
.rfq-checklist li::before { color: var(--signal); content: "0" counter(rfq); }
.rfq-form { padding: 36px; background: var(--white); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--wide { grid-column: 1 / -1; }
.field label { font: 600 9px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.field input, .field select, .field textarea { width: 100%; min-height: 50px; padding: 12px 0; border: 0; border-bottom: 1px solid var(--ink); border-radius: 0; outline: 0; background: transparent; }
.field textarea { min-height: 100px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--signal); box-shadow: 0 2px 0 var(--signal); }
.form-actions { display: flex; align-items: center; gap: 20px; margin-top: 30px; }
.form-status { min-height: 18px; color: var(--signal-dark); font: 500 10px var(--mono); }
.protocol { padding: 100px 0; }
.protocol-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--ink); }
.protocol-step { min-height: 260px; padding: 24px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.protocol-step:first-child { border-left: 1px solid var(--ink); }
.protocol-step span { color: var(--signal); font: 600 11px var(--mono); }
.protocol-step h3 { margin: 85px 0 12px; font: 400 24px/1 var(--display); text-transform: uppercase; }
.locations { padding: 72px 0; color: var(--white); background: var(--ink); }
.location-row { display: grid; grid-template-columns: 70px 1fr 1fr 1fr; padding: 18px 0; border-top: 1px solid #4a4b46; font: 500 11px var(--mono); }
.location-row span:first-child { color: var(--signal); }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .55s ease, transform .55s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1000px) {
  :root { --rail: 0px; }
  .site-rail { position: sticky; top: 0; width: 100%; height: 64px; flex-direction: row; justify-content: space-between; border-right: 0; border-bottom: 1px solid #30312e; }
  .rail-brand { width: 78px; height: 64px; }
  .rail-brand span { transform: none; font-size: 18px; }
  .rail-links { position: fixed; inset: 64px 0 auto; flex-direction: column; gap: 0; padding: 10px 0; background: var(--ink); border-bottom: 1px solid #444540; transform: translateY(-130%); transition: transform .25s ease; }
  .site-rail.is-open .rail-links { transform: translateY(0); }
  .rail-links a { padding: 14px 24px; writing-mode: initial; transform: none; }
  .rail-links a::after { display: none; }
  .rail-status { width: auto; margin-left: auto; padding: 0 16px; border: 0; writing-mode: initial; transform: none; }
  .menu-toggle { width: 64px; height: 64px; display: grid; place-items: center; border: 0; border-left: 1px solid #30312e; color: var(--white); background: transparent; font: 500 20px var(--mono); cursor: pointer; }
  .page-shell { margin-left: 0; }
  .hero { min-height: auto; grid-template-columns: 1fr; }
  .hero-copy { min-height: 650px; }
  .hero-visual { min-height: 520px; clip-path: none; }
  .application-grid { grid-template-columns: 1fr 1fr; }
  .series-row { grid-template-columns: 58px 1fr 110px 46px; }
  .series-thumb { display: none; }
  .trace-grid { grid-template-columns: 1fr; }
  .quote-gate-grid { grid-template-columns: 1fr; }
  .page-hero { grid-template-columns: 1fr; }
  .page-hero-media { min-height: 430px; }
  .principle-grid { grid-template-columns: 1fr 1fr; }
  .principle:last-child { grid-column: 1 / -1; border-top: 1px solid var(--ink); }
  .timeline, .proof-grid, .protocol-grid { grid-template-columns: 1fr 1fr; }
  .product-summary { grid-template-columns: 58px 100px 1fr 50px; }
  .product-spec { display: none; }
  .custom-grid, .rfq-workbench { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .content-width { width: min(100% - 36px, 1380px); }
  .rail-status { font-size: 8px; }
  .hero-copy { min-height: 600px; padding: 30px 18px; }
  .hero-topline span:first-child { display: none; }
  .hero-title { margin-top: 60px; font-size: clamp(56px, 21vw, 88px); }
  .hero-title .outline { -webkit-text-stroke-width: 1px; }
  .hero-bottom { grid-template-columns: 1fr 1fr; }
  .hero-stat:last-child { display: none; }
  .hero-visual { min-height: 390px; }
  .hero-visual::after { border-width: 12px; }
  .hero-index { right: 16px; }
  .hero-plate { right: 12px; bottom: 12px; left: 12px; }
  .ticker-track { width: 100%; animation: none; transform: none !important; }
  .ticker-set { width: 100%; display: grid; grid-template-columns: 1fr 1fr; }
  .ticker-set[aria-hidden="true"] { display: none; }
  .ticker-item { min-width: 0; padding: 14px 12px; }
  .ticker-item strong { display: block; margin: 0 0 4px; }
  .applications, .series, .trace, .principles, .catalog, .rfq-section, .timeline-section, .proofs, .protocol, .custom-module { padding: 72px 0; }
  .applications { padding-top: 56px; }
  .applications::before { top: 16px; right: 18px; padding-left: 48px; background-size: 34px 1px; }
  .section-head { margin-bottom: 36px; }
  .application-grid { grid-template-columns: 1fr; }
  .application { min-height: 230px; }
  .series-row { grid-template-columns: 46px 1fr 36px; padding: 18px 0; }
  .series-spec { display: none; }
  .trace-media { min-height: 390px; }
  .trace-step { grid-template-columns: 44px 1fr; }
  .trace-step span:last-child { display: none; }
  .quote-gate { padding: 58px 18px; }
  .quote-gate-grid, .quote-gate-grid > * { min-width: 0; }
  .quote-gate h2 { font-size: clamp(48px, 16vw, 68px); overflow-wrap: anywhere; }
  .quote-gate .button { max-width: 100%; gap: 12px; white-space: normal; }
  .footer-main { grid-template-columns: 1fr; gap: 14px; padding: 24px 18px; }
  .footer-bottom { gap: 16px; padding: 14px 18px; }
  .page-hero-copy { padding: 34px 18px; }
  .page-title { margin-top: 60px; font-size: clamp(56px, 20vw, 88px); }
  .page-summary { font-size: 17px; }
  .page-hero-media { min-height: 340px; }
  .principle-grid, .timeline, .proof-grid, .protocol-grid { grid-template-columns: 1fr; }
  .principle { min-height: 290px; border-right: 0; border-bottom: 1px solid var(--ink); }
  .principle:last-child { grid-column: auto; }
  .timeline-item { padding-bottom: 28px; }
  .filter-rail { position: static; overflow-x: auto; flex-wrap: nowrap; }
  .filter-label, .filter-button { white-space: nowrap; }
  .product-summary { grid-template-columns: 42px 1fr 34px; min-height: 126px; }
  .product-summary img { display: none; }
  .product-name { padding-left: 0; font-size: 24px; }
  .product-details { grid-template-columns: 1fr; padding: 28px 18px; }
  .custom-copy { padding: 30px 20px; }
  .rfq-heading-grid { grid-template-columns: 1fr; }
  .response-number { font-size: 100px; }
  .rfq-checklist, .rfq-form { padding: 26px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .field--wide { grid-column: auto; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .location-row { grid-template-columns: 45px 1fr; gap: 5px 10px; }
  .location-row span:nth-child(3), .location-row span:nth-child(4) { grid-column: 2; color: #888983; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}