@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('fonts/barlow-condensed-600-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('fonts/barlow-condensed-700-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Barlow Condensed';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url('fonts/barlow-condensed-800-latin.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('fonts/inter-latin.woff2') format('woff2');
}

:root {
  color-scheme: dark;
  --ink: #06090c;
  --panel: #0e151a;
  --panel-raised: #121c23;
  --zinc: #1a2831;
  --muted: #a5b5bd;
  --paper: #eef4f5;
  --white: #ffffff;
  --cyan-light: #a9e6f7;
  --cyan: #53c3df;
  --teal: #3aa9ca;
  --blue: #238cbe;
  --deep-blue: #173b8d;
  --line: rgba(169, 230, 247, .18);
  --line-strong: rgba(83, 195, 223, .42);
  --max: 1240px;
  --display: 'Barlow Condensed', Impact, sans-serif;
  --body: Inter, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body {
  margin: 0;
  font-family: var(--body);
  color: var(--paper);
  background: var(--ink);
  line-height: 1.6;
}
::selection { color: var(--ink); background: var(--cyan-light); }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--cyan-light);
  outline-offset: 3px;
}
.skip { position: absolute; left: -9999px; }
.skip:focus {
  left: 16px;
  top: 16px;
  z-index: 99;
  padding: 12px 16px;
  color: var(--ink);
  background: var(--cyan-light);
}
.wrap { width: min(var(--max), calc(100% - 48px)); margin: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: #000000;
  backdrop-filter: none;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 14px 44px rgba(0, 0, 0, .22);
}
.nav { min-height: 98px; display: flex; align-items: center; gap: 22px; }
.brand { display: inline-flex; align-items: center; text-decoration: none; }
.header-brand { flex: 0 0 auto; }
.header-brand img { width: 176px; height: auto; aspect-ratio: 1196 / 585; object-fit: contain; }
.footer-brand img { width: 264px; height: auto; aspect-ratio: 1196 / 585; object-fit: contain; }
.nav-links { display: flex; gap: 18px; margin-left: auto; align-items: center; }
.nav-links a {
  padding: 37px 0 32px;
  border-bottom: 3px solid transparent;
  color: #c3d0d5;
  text-decoration: none;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  transition: color .2s ease, border-color .2s ease;
}
.nav-links a:hover, .nav-links a[aria-current='page'] { color: var(--white); border-color: var(--cyan); }
.nav-cta { margin-left: 4px; white-space: nowrap; }
.menu {
  display: none;
  margin-left: auto;
  min-height: 44px;
  padding: 10px 14px;
  color: var(--cyan-light);
  background: rgba(83, 195, 223, .06);
  border: 1px solid var(--line-strong);
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 12px 19px;
  border: 1px solid var(--cyan);
  color: var(--white);
  background: transparent;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
  cursor: pointer;
  transition: transform .2s ease, color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn-primary {
  color: #031015;
  background: linear-gradient(120deg, var(--cyan-light), var(--cyan) 62%, var(--teal));
  background-color: var(--cyan-light);
  border-color: var(--cyan-light);
  box-shadow: 0 10px 28px rgba(35, 140, 190, .18);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--cyan-light);
  box-shadow: 0 12px 34px rgba(83, 195, 223, .3);
  transform: translateY(-2px);
}
.btn-secondary { color: var(--white); border-color: #657983; background: rgba(255, 255, 255, .015); }
.btn-secondary:hover, .btn-secondary:focus-visible {
  color: #041014;
  background: var(--cyan-light);
  border-color: var(--cyan-light);
  transform: translateY(-2px);
}

.eyebrow {
  color: var(--cyan);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .2em;
}
.section-light .eyebrow,
.section-light .eyebrow:hover,
.section-light .eyebrow:focus { color: #176687; }
.kicker { display: flex; gap: 9px; align-items: center; }
.kicker::before {
  content: '';
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan-light), var(--blue));
  box-shadow: 10px 5px 0 rgba(35, 140, 190, .45);
}
.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 760px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 76% 24%, rgba(83, 195, 223, .16), transparent 24%),
    radial-gradient(circle at 89% 52%, rgba(23, 59, 141, .2), transparent 28%),
    linear-gradient(105deg, #06090c 0%, #0a1116 56%, #111e27 100%);
}
.hero::before, .blueprint::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(169, 230, 247, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 230, 247, .055) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to right, transparent 8%, black 82%);
}
.hero::after {
  content: '';
  position: absolute;
  width: 42vw;
  height: 42vw;
  right: -8vw;
  top: 6%;
  border: 1px solid rgba(83, 195, 223, .4);
  background: linear-gradient(135deg, transparent 44%, rgba(83, 195, 223, .055) 44%, rgba(35, 140, 190, .055) 56%, transparent 56%);
  box-shadow: inset 0 0 0 12px rgba(23, 59, 141, .035);
  transform: rotate(45deg);
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(460px, .98fr);
  align-items: center;
  gap: 46px;
  padding: 88px 0 72px;
}
.hero-content { min-width: 0; }
.hero-visual-stack { min-width: 0; align-self: center; }
.hero h1, .page-hero h1 {
  max-width: 980px;
  margin: 14px 0 28px;
  font-family: var(--display);
  font-size: clamp(64px, 8.3vw, 126px);
  line-height: .88;
  letter-spacing: -.03em;
  text-transform: uppercase;
}
.hero h1 span, .page-hero h1 span {
  color: var(--cyan-light);
  text-shadow: 0 0 38px rgba(83, 195, 223, .12);
}
.hero-copy { max-width: 700px; color: #c6d2d6; font-size: 18px; }
.hero h1 { font-size: clamp(64px, 7vw, 108px); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-spec {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 14px;
  border: 1px solid var(--line-strong);
  background: rgba(6, 9, 12, .82);
}
.spec-row { min-width: 0; padding: 15px 14px; border-right: 1px solid var(--line); }
.spec-row:last-child { border-right: 0; }
.spec-row strong {
  display: block;
  font-family: var(--display);
  font-size: 28px;
  line-height: 1;
  text-transform: uppercase;
}
.spec-row span { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }

.engineering-graphic {
  margin: 0;
  overflow: hidden;
  color: var(--paper);
  background: #06090c;
  border: 1px solid rgba(83, 195, 223, .52);
  box-shadow: 0 22px 60px rgba(0, 0, 0, .26);
}
.engineering-graphic img {
  display: block;
  width: 100%;
  height: auto;
  background: #06090c;
}
.engineering-graphic figcaption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 14px;
  color: #b8c7cd;
  border-top: 1px solid var(--line);
  font-size: 12px;
  line-height: 1.45;
}
.engineering-graphic figcaption a {
  flex: 0 0 auto;
  color: var(--cyan);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
  text-underline-offset: 4px;
}
.engineering-graphic figcaption a:hover,
.engineering-graphic figcaption a:focus-visible { color: var(--white); }
.hero-engineering {
  border-color: rgba(169, 230, 247, .58);
  box-shadow: 0 28px 74px rgba(0, 0, 0, .38), 0 0 48px rgba(35, 140, 190, .08);
}
.systems-section { padding-top: 92px; }
.systems-intro { margin-bottom: 20px; }
.system-showcases { border-bottom: 1px solid var(--line-strong); }
.system-showcase {
  display: grid;
  grid-template-columns: minmax(260px, .62fr) minmax(0, 1.38fr);
  align-items: center;
  gap: 52px;
  padding: 68px 0;
  border-top: 1px solid var(--line-strong);
}
.system-showcase.reverse { grid-template-columns: minmax(0, 1.38fr) minmax(260px, .62fr); }
.system-showcase.reverse .system-copy { order: 2; }
.system-showcase.reverse .engineering-graphic { order: 1; }
.system-copy h2 {
  margin: 12px 0 20px;
  font-family: var(--display);
  font-size: clamp(42px, 4.6vw, 66px);
  line-height: .94;
  text-transform: uppercase;
}
.system-copy > p { color: #bdcbd0; }
.concept-note {
  margin-top: 28px;
  padding-top: 16px;
  color: var(--cyan-light) !important;
  border-top: 1px solid var(--line);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.process-visual-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: end;
  gap: 50px;
  margin-bottom: 42px;
}
.process-visual-intro h2 { margin-bottom: 0; }
.process-visual-intro p { max-width: 540px; margin: 0; color: #51636b; }
.process-engineering { margin-bottom: 62px; }
.process-engineering + .process-list { margin-top: 0; }

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 130px 0 80px;
  background:
    radial-gradient(circle at 88% 30%, rgba(35, 140, 190, .15), transparent 26%),
    linear-gradient(115deg, #080d11, #111c23);
}
.page-hero h1 { max-width: 1050px; font-size: clamp(58px, 8vw, 108px); }
.page-hero p { max-width: 720px; color: #c4d0d4; font-size: 18px; }

.section { position: relative; padding: 100px 0; }
.section-light { color: #0d171b; background: var(--paper); }
.section-zinc { background: var(--panel); }
.section-head { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 50px; margin-bottom: 52px; }
.section h2 {
  margin: 8px 0;
  font-family: var(--display);
  font-size: clamp(46px, 6vw, 80px);
  line-height: .95;
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.section-head p { max-width: 540px; color: var(--muted); }
.section-light .section-head p { color: #51636b; }
.service-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1px;
  background: var(--line-strong);
  border: 1px solid var(--line-strong);
}
.service-card {
  position: relative;
  grid-column: span 6;
  min-height: 360px;
  overflow: hidden;
  padding: 38px;
  background: var(--panel);
  transition: background .22s ease, box-shadow .22s ease;
}
.service-card:nth-child(2), .service-card:nth-child(3) { background: var(--panel-raised); }
.service-card:hover { background: #14232c; box-shadow: inset 0 3px 0 var(--cyan); }
.service-card .num {
  position: absolute;
  top: 18px;
  right: 24px;
  color: rgba(169, 230, 247, .1);
  font-family: var(--display);
  font-size: 78px;
  line-height: 1;
}
.service-card h3, .feature h3, .profile h3 {
  margin: 58px 0 16px;
  font-family: var(--display);
  font-size: 34px;
  line-height: 1;
  text-transform: uppercase;
}
.service-card p { max-width: 500px; color: #b5c3c9; }
.service-card a {
  display: inline-block;
  margin-top: 16px;
  color: var(--cyan-light);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
  text-underline-offset: 4px;
}
.service-card a:hover { color: var(--white); }
.data-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.data-strip > div { padding: 28px; border-right: 1px solid var(--line); }
.data-strip > div:last-child { border: 0; }
.data-strip b { display: block; font-family: var(--display); font-size: 24px; text-transform: uppercase; }
.data-strip span { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; }
.process-list { counter-reset: step; border-top: 1px solid #a9b8bd; }
.process-item {
  counter-increment: step;
  display: grid;
  grid-template-columns: 110px 1fr 1fr;
  align-items: start;
  gap: 32px;
  padding: 38px 0;
  border-bottom: 1px solid #a9b8bd;
}
.process-item::before {
  content: '0' counter(step);
  color: var(--blue);
  font-family: var(--display);
  font-size: 48px;
  line-height: 1;
}
.process-item h3 { margin: 0; font-family: var(--display); font-size: 32px; line-height: 1; text-transform: uppercase; }
.process-item p { margin: 0; color: #4e6067; }
.cta-band {
  padding: 70px 0;
  color: #041014;
  background: linear-gradient(115deg, var(--cyan-light), #72d2e8 52%, var(--cyan));
  border-top: 1px solid var(--cyan-light);
}
.cta-band .wrap { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; }
.cta-band h2 { margin: 0; font-family: var(--display); font-size: clamp(46px, 6vw, 78px); line-height: .9; text-transform: uppercase; }
.cta-band .btn { color: #041014; border-color: #041014; background: rgba(255, 255, 255, .08); }
.cta-band .btn:hover, .cta-band .btn:focus-visible { color: var(--white); background: #071218; transform: translateY(-2px); }
.industries { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line-strong); }
.feature { min-height: 300px; padding: 44px; background: var(--panel); transition: background .22s ease; }
.feature:hover { background: #14232c; }
.feature h3 { margin-top: 26px; }
.feature p { color: #b5c3c9; }
.feature .signal {
  width: 46px;
  height: 5px;
  background: var(--cyan-light);
  box-shadow: 18px 9px 0 rgba(83, 195, 223, .7), 36px 18px 0 rgba(35, 140, 190, .5);
}
.profiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.profile { min-height: 320px; padding: 34px; background: #fff; border: 1px solid #9eb0b7; box-shadow: inset 0 3px 0 rgba(35, 140, 190, .7); }
.profile h3 { margin-top: 40px; }
.profile p { color: #506168; }
.status { display: inline-block; padding: 5px 8px; color: #193a49; background: #d9eef3; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }
.technical { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.technical aside { padding: 34px; border: 1px solid var(--line-strong); background: rgba(83, 195, 223, .025); }
.technical strong { display: block; color: var(--cyan-light); font-family: var(--display); font-size: 46px; }
.form-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 70px; }
.form-note { color: #b2c0c6; }
.survey-form { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 52px;
  padding: 15px;
  color: var(--white);
  background: #071015;
  border: 1px solid #4b6571;
  border-radius: 0;
}
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--teal); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--cyan); outline: 3px solid rgba(169, 230, 247, .55); outline-offset: 2px; }
.field textarea { min-height: 150px; resize: vertical; }
.required { color: var(--cyan-light); }
.form-status { grid-column: 1 / -1; min-height: 28px; padding: 10px 0; }
.form-status.success { color: #85e6b3; }
.form-status.error { color: #ff8b9a; }
.rule { margin: 40px 0; border: 0; border-top: 1px solid var(--line); }

/* Authentic licensed photography system */
.realistic-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: #071015;
  border: 1px solid rgba(83, 195, 223, .36);
  box-shadow: 0 24px 64px rgba(0, 0, 0, .28);
}
.realistic-visual picture { display: block; }
.realistic-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 8 / 5;
  object-fit: cover;
  object-position: center;
}
.realistic-visual figcaption {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 14px;
  color: #b8c7cd;
  background: rgba(6, 9, 12, .96);
  border-top: 1px solid var(--line);
  font-size: 11px;
  line-height: 1.45;
  letter-spacing: .04em;
}
.realistic-visual figcaption > span:first-child { max-width: 66ch; }
.photo-credit { flex: 0 0 auto; text-align: right; }
.photo-credit a { color: var(--cyan-light); text-underline-offset: 3px; }
.section-light .realistic-visual figcaption { color: #34474f; background: #e2ebed; border-color: #a9b8bd; }
.section-light .photo-credit a { color: #176687; }

.hero {
  min-height: 780px;
  background: #06090c;
}
.hero-photo {
  position: absolute;
  z-index: 0;
  inset: 0;
  border: 0;
  box-shadow: none;
}
.hero-photo picture, .hero-photo img { width: min(1024px, 100%); height: 100%; margin-left: auto; }
.hero-photo img { aspect-ratio: auto; object-fit: cover; object-position: center; }
.hero-photo figcaption { position: absolute; right: 18px; bottom: 14px; max-width: 460px; opacity: 0; pointer-events: none; }
.hero-shade {
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(3, 7, 9, .98) 0%, rgba(4, 9, 12, .91) 36%, rgba(5, 11, 15, .55) 59%, rgba(5, 10, 13, .2) 100%),
    linear-gradient(0deg, rgba(3, 7, 9, .82) 0%, transparent 48%, rgba(3, 7, 9, .24) 100%);
}
.hero-grid {
  grid-template-columns: minmax(0, 780px);
  align-content: center;
  gap: 34px;
  min-height: 780px;
  padding: 96px 0 70px;
}
.hero-content { max-width: 760px; }
.hero-copy { color: #d5e0e3; text-shadow: 0 2px 16px rgba(0, 0, 0, .74); }
.hero-disclosure {
  margin: 20px 0 0;
  color: #9eb1b9;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.hero-spec { width: min(680px, 100%); margin-top: 0; background: rgba(4, 9, 12, .84); backdrop-filter: blur(8px); }
.hero::before { opacity: .16; }
.hero::after { opacity: .12; }

.section-dark { background: #091015; }
.visual-copy-grid {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: 58px;
}
.visual-copy-grid > div > p { max-width: 470px; color: var(--muted); }
.home-atlas .engineering-graphic { box-shadow: 0 26px 70px rgba(0, 0, 0, .38); }

.system-showcase { grid-template-columns: minmax(300px, .68fr) minmax(0, 1.32fr); }
.system-showcase.reverse { grid-template-columns: minmax(0, 1.32fr) minmax(300px, .68fr); }
.system-photo img { min-height: 430px; }
.system-photo-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.system-photo-stack .system-photo img { min-height: 330px; }
.system-showcase.reverse .system-photo-stack { order: 1; }
.system-photo[data-photo-key="idf"] { width: 100%; max-width: 768px; min-width: 0; }
.engineering-detail { margin-top: 24px; border-top: 1px solid var(--line); }
.engineering-detail summary {
  min-height: 48px;
  padding: 15px 0;
  color: var(--cyan-light);
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.engineering-detail summary:hover { color: var(--white); }
.engineering-detail .engineering-graphic { margin: 8px 0 14px; }
.engineering-detail .engineering-graphic figcaption { display: block; }
.engineering-detail .engineering-graphic figcaption a { display: block; margin-top: 6px; }

.industry-visual-section { padding-bottom: 50px; }
.industries-grid-section { padding-top: 36px; }
.industry-photo img { object-position: 52% 48%; }

.process-photo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.process-photo img { aspect-ratio: 4 / 3; }
.process-photo-grid.three-up { gap: 20px; }
.process-photo-grid.three-up .testing-photo { grid-column: 1 / -1; }
.process-photo-grid.three-up .testing-photo img { aspect-ratio: 21 / 9; }
.survey-photo { max-width: 777px; }
.testing-photo { width: 100%; max-width: 1024px; min-width: 0; margin-inline: auto; }
.visual-disclosure {
  margin: 12px 0 62px;
  color: #53676f;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.process-strip-heading { display: grid; grid-template-columns: 1fr 1fr; align-items: end; margin-bottom: 30px; }
.process-strip-heading h2 { margin: 0; }
.process-engineering { margin-bottom: 56px; }

.case-capability-visual { width: 100%; max-width: 1024px; min-width: 0; margin: 0 auto 44px; }
.case-capability-visual img { aspect-ratio: 21 / 9; object-position: 52% 48%; }

.about-intro-grid {
  display: grid;
  grid-template-columns: minmax(300px, .78fr) minmax(0, 1.22fr);
  align-items: center;
  gap: 64px;
  margin-bottom: 70px;
}
.about-intro-grid h2 { margin-top: 8px; }
.about-intro-grid > div > p { color: #4e6067; }
.about-photo { width: 100%; max-width: 531px; min-width: 0; justify-self: end; }
.atmosphere-photo img { object-position: center; }
.contact-photo { margin-top: 34px; }
.contact-photo img { aspect-ratio: 16 / 10; object-position: 58% center; }
.contact-intro { align-self: start; }

.credit-grid { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid #9eb0b7; }
.credit-card { position: relative; min-width: 0; padding: 34px 34px 38px 76px; border-right: 1px solid #9eb0b7; border-bottom: 1px solid #9eb0b7; }
.credit-card:nth-child(even) { border-right: 0; }
.credit-card > span { position: absolute; top: 36px; left: 0; color: var(--blue); font-family: var(--display); font-size: 34px; line-height: 1; }
.credit-card h2 { margin: 0 0 12px; font-size: 34px; }
.credit-card p { margin: 8px 0; color: #455961; }
.credit-card small { display: block; margin-top: 16px; color: #586b72; }
.credit-links { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 16px; }
.credit-links a { color: #176687; font-size: 11px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; text-underline-offset: 4px; }

.site-footer { padding: 62px 0 24px; background: #030506; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.25fr .75fr .75fr; gap: 40px; }
.footer-grid > :first-child { max-width: 420px; }
.footer-grid h3 { margin: 0 0 15px; font-family: var(--display); font-size: 26px; text-transform: uppercase; }
.footer-links { display: grid; gap: 8px; }
.footer-links a { color: #a9b9c0; text-decoration: none; font-size: 14px; }
.footer-links a:hover { color: var(--cyan-light); }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; margin-top: 55px; padding-top: 20px; color: #768991; border-top: 1px solid var(--line); font-size: 12px; }

@media (max-width: 1160px) {
  .nav-links { gap: 13px; }
  .nav-links a { font-size: 10px; }
  .nav-cta { padding-inline: 14px; }
}

@media (max-width: 1020px) {
  .nav { min-height: 86px; }
  .header-brand img { width: 168px; }
  .nav-links {
    position: fixed;
    inset: 86px 0 auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 18px 24px 24px;
    background: #06090c;
    border-bottom: 1px solid var(--line-strong);
    box-shadow: 0 22px 40px rgba(0, 0, 0, .45);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 15px 0; font-size: 12px; }
  .nav-cta { display: none; }
  .menu { display: block; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual-stack { margin-top: 12px; }
  .visual-copy-grid, .about-intro-grid { grid-template-columns: 1fr; gap: 34px; }
  .about-intro-grid { margin-bottom: 58px; }
  .system-showcase, .system-showcase.reverse { grid-template-columns: 1fr; gap: 30px; }
  .system-showcase.reverse .system-copy, .system-showcase.reverse .engineering-graphic, .system-showcase.reverse .realistic-visual, .system-showcase.reverse .system-photo-stack { order: initial; }
  .process-visual-intro { grid-template-columns: 1fr; gap: 18px; }
  .hero-spec { display: grid; grid-template-columns: repeat(3, 1fr); padding: 0; border-top: 1px solid var(--line-strong); border-left: 0; }
  .spec-row { padding: 18px; border-top: 0; border-right: 1px solid var(--line); }
  .section-head, .form-layout { grid-template-columns: 1fr; }
  .profiles { grid-template-columns: 1fr; }
  .process-item { grid-template-columns: 80px 1fr; }
  .process-item p { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .credit-grid { grid-template-columns: 1fr; }
  .credit-card { border-right: 0; }
}

@media (max-width: 680px) {
  .wrap { width: min(calc(100% - 30px), var(--max)); }
  .nav { min-height: 78px; }
  .header-brand img { width: 148px; }
  .nav-links { inset: 78px 0 auto; }
  .hero { min-height: auto; }
  .hero::after { width: 80vw; height: 80vw; right: -40vw; top: 7%; }
  .hero-shade {
    background:
      linear-gradient(180deg, rgba(3, 7, 9, .82) 0%, rgba(3, 7, 9, .48) 36%, rgba(3, 7, 9, .86) 74%, rgba(3, 7, 9, .98) 100%),
      linear-gradient(90deg, rgba(3, 7, 9, .9), rgba(3, 7, 9, .18));
  }
  .hero-photo img { object-position: center; }
  .hero-grid { gap: 30px; min-height: 790px; padding: 72px 0 48px; }
  .hero h1 { font-size: clamp(52px, 17vw, 76px); }
  .hero-visual-stack { margin-top: 0; }
  .realistic-visual figcaption { padding: 10px 11px; }
  .realistic-visual figcaption { display: block; }
  .photo-credit { display: block; margin-top: 6px; text-align: left; }
  .system-photo img { min-height: 0; aspect-ratio: 4 / 5; }
  .system-photo-stack { grid-template-columns: 1fr; }
  .system-photo-stack .system-photo img { min-height: 0; }
  .process-photo-grid { grid-template-columns: 1fr; }
  .process-photo img { aspect-ratio: 4 / 5; }
  .process-photo-grid.three-up .testing-photo { grid-column: auto; }
  .process-photo-grid.three-up .testing-photo img { aspect-ratio: 4 / 5; }
  .survey-photo { width: 258px; max-width: 100%; margin-inline: auto; }
  .process-strip-heading { grid-template-columns: 1fr; gap: 10px; }
  .case-capability-visual img { aspect-ratio: 4 / 3; }
  .about-intro-grid { margin-bottom: 46px; }
  .contact-photo { margin-top: 28px; }
  .engineering-graphic figcaption { display: block; padding: 11px 12px; }
  .engineering-graphic figcaption a { display: block; margin-top: 6px; }
  .system-showcase { gap: 24px; padding: 48px 0; }
  .system-copy h2 { font-size: 42px; }
  .systems-intro { margin-bottom: 4px; }
  .process-visual-intro { margin-bottom: 28px; }
  .process-engineering { margin-bottom: 46px; }
  .page-hero h1 { font-size: clamp(48px, 13.5vw, 62px); }
  .hero-copy, .page-hero p { font-size: 16px; }
  .hero-spec { grid-template-columns: 1fr; }
  .spec-row { border-right: 0; border-bottom: 1px solid var(--line); }
  .actions { display: grid; }
  .btn { width: 100%; }
  .page-hero { padding: 88px 0 58px; }
  .section { padding: 70px 0; }
  .section-head { margin-bottom: 34px; }
  .service-grid, .industries { display: block; background: transparent; border: 0; }
  .service-card, .feature { min-height: 0; margin-bottom: 1px; padding: 30px; border-bottom: 1px solid var(--line-strong); }
  .service-card h3 { margin-top: 46px; }
  .data-strip { grid-template-columns: 1fr 1fr; }
  .data-strip > div:nth-child(2) { border-right: 0; }
  .data-strip > div:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
  .process-item { grid-template-columns: 55px 1fr; gap: 15px; }
  .process-item::before { font-size: 36px; }
  .process-item h3 { font-size: 27px; }
  .process-item p { grid-column: 1 / -1; }
  .cta-band .wrap { grid-template-columns: 1fr; }
  .technical { grid-template-columns: 1fr; }
  .survey-form { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > :first-child { grid-column: auto; }
  .footer-brand img { width: 238px; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 8px; }
  .profiles { display: block; }
  .profile { margin-bottom: 14px; }
  .cta-band { padding: 55px 0; }
  .credit-card { padding: 28px 0 32px 52px; }
  .credit-card > span { top: 31px; font-size: 28px; }
}

/* Approved copy revision — broader commercial information architecture */
.proof-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-block: 1px solid var(--line-strong);
  background: #081116;
}
.proof-strip > div {
  display: grid;
  place-items: center;
  min-height: 88px;
  padding: 18px;
  color: var(--cyan-light);
  border-right: 1px solid var(--line);
  font-family: var(--display);
  font-size: 20px;
  line-height: 1.05;
  text-align: center;
  text-transform: uppercase;
}
.proof-strip > div:last-child { border-right: 0; }
.card-copy { color: #b5c3c9; }
.card-copy p:first-child { margin-top: 0; }
.card-copy ul { margin: 18px 0 0; padding-left: 20px; }
.card-copy li + li { margin-top: 7px; }
.section-light .card-copy { color: #4e6067; }
.text-link {
  display: inline-block;
  margin-top: 20px;
  color: var(--cyan-light);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
  text-underline-offset: 5px;
}
.industrial-panel, .statement, .guidance-box, .disclosure {
  padding: 38px;
  border: 1px solid var(--line-strong);
  background: rgba(83, 195, 223, .035);
}
.industrial-panel h3, .statement h3, .guidance-box h3, .disclosure strong {
  display: block;
  margin: 0 0 20px;
  font-family: var(--display);
  font-size: 34px;
  line-height: 1;
  text-transform: uppercase;
}
.section-light .statement, .section-light .disclosure { border-color: #9eb0b7; background: #fff; }
.clean-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.clean-list li { padding: 20px 0; border-top: 1px solid var(--line); }
.clean-list strong, .clean-list span { display: block; }
.clean-list strong { color: var(--white); font-family: var(--display); font-size: 25px; text-transform: uppercase; }
.clean-list span { margin-top: 5px; color: var(--muted); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1px;
  border: 1px solid #9eb0b7;
  background: #9eb0b7;
}
.trust-grid article { grid-column: span 4; min-height: 220px; padding: 32px; color: #0d171b; background: #fff; }
.trust-grid article:nth-last-child(4):first-child,
.trust-grid article:nth-last-child(4):first-child ~ article { grid-column: span 3; }
.trust-grid article:nth-last-child(5):first-child,
.trust-grid article:nth-last-child(5):first-child ~ article { grid-column: span 4; }
.trust-grid h3 { margin: 0 0 15px; font-family: var(--display); font-size: 29px; line-height: 1; text-transform: uppercase; }
.trust-grid p { margin: 0; color: #506168; }
.section-zinc .trust-grid { border-color: var(--line-strong); background: var(--line-strong); }
.section-zinc .trust-grid article { color: var(--paper); background: var(--panel-raised); }
.section-zinc .trust-grid p { color: var(--muted); }
.close-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 50px; }
.close-grid > div:first-child { max-width: 820px; }
.close-grid p { max-width: 700px; color: var(--muted); }
.service-visual-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr); align-items: start; gap: 36px; }
.service-visual-grid.reverse { grid-template-columns: minmax(0, 1.2fr) minmax(320px, .8fr); }
.service-visual-grid .service-grid { display: grid; grid-template-columns: 1fr; }
.service-visual-grid .service-card { grid-column: auto; min-height: 0; }
.photo-stack { display: grid; gap: 18px; }
.photo-stack .realistic-visual img, .service-visual-grid > .realistic-visual img { min-height: 310px; }
.fine-print { font-size: 12px; }
.statement { margin-top: 34px; }
.statement p { max-width: 900px; margin-bottom: 0; }
.scenario-list { display: grid; gap: 24px; margin-top: 44px; }
.scenario { padding: 44px; border: 1px solid #9eb0b7; background: #fff; box-shadow: inset 4px 0 0 var(--blue); }
.scenario h2 { max-width: 900px; margin: 24px 0 30px; font-size: clamp(40px, 5vw, 64px); }
.scenario h3 { margin: 0 0 10px; font-family: var(--display); font-size: 26px; text-transform: uppercase; }
.scenario p { color: #4e6067; }
.scenario-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }
.systems { padding-top: 22px; border-top: 1px solid #b8c5ca; }
.disclosure { margin-bottom: 34px; }
.field small { color: #9fb1b9; line-height: 1.45; }
.check { display: grid !important; grid-template-columns: auto 1fr; align-items: start; gap: 11px; color: #d3dde1; font-size: 14px !important; font-weight: 400 !important; letter-spacing: 0 !important; text-transform: none !important; }
.check input { width: 22px !important; min-height: 22px !important; margin: 2px 0 0; accent-color: var(--cyan); }
.showcase-note { margin: 12px 0 0; font-size: 12px; }
.guidance-box { margin-top: 28px; }
.guidance-box ul { margin: 0; padding-left: 20px; color: var(--muted); }
.footer-summary { color: #a9b9c0; font-size: 13px; }
.footer-trust { margin-top: 42px; padding: 18px 0; color: var(--cyan-light); border-block: 1px solid var(--line); font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.cta-band .eyebrow { color: #123542; }
.cta-band h2 { max-width: 850px; }

@media (max-width: 1020px) {
  .proof-strip { grid-template-columns: repeat(2, 1fr); }
  .proof-strip > div { border-bottom: 1px solid var(--line); }
  .trust-grid article,
  .trust-grid article:nth-last-child(4):first-child,
  .trust-grid article:nth-last-child(4):first-child ~ article,
  .trust-grid article:nth-last-child(5):first-child,
  .trust-grid article:nth-last-child(5):first-child ~ article { grid-column: span 6; }
  .service-visual-grid, .service-visual-grid.reverse, .close-grid { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .proof-strip { grid-template-columns: 1fr; }
  .proof-strip > div { min-height: 66px; border-right: 0; }
  .trust-grid { display: block; border: 0; background: transparent; }
  .trust-grid article { min-height: 0; margin-bottom: 1px; border: 1px solid #9eb0b7; }
  .section-zinc .trust-grid article { border-color: var(--line-strong); }
  .industrial-panel, .statement, .guidance-box, .disclosure, .scenario { padding: 27px; }
  .scenario-grid { grid-template-columns: 1fr; gap: 12px; }
  .scenario h2 { font-size: 42px; }
  .photo-stack .realistic-visual img, .service-visual-grid > .realistic-visual img { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}

/* Service-route revision: accessible navigation, AA contrast, and detail pages */
.btn-consult {
  color: #061116;
  background: #ffffff;
  border-color: #ffffff;
}
.btn-consult:hover, .btn-consult:focus-visible {
  color: #061116;
  background: var(--cyan-light);
  border-color: var(--cyan-light);
  transform: translateY(-2px);
}
.nav-service { position: static; }
.nav-service-trigger { display: flex; align-items: center; }
.services-toggle {
  width: 30px;
  min-height: 44px;
  padding: 0;
  color: #d8e5e9;
  background: transparent;
  border: 0;
  cursor: pointer;
}
.services-toggle span { display: block; font-size: 20px; transition: transform .18s ease; }
.nav-service.is-open .services-toggle span { transform: rotate(180deg); }
@media (min-width: 1021px) {
  .services-toggle { display: none; }
}
.services-mega {
  position: fixed;
  z-index: 40;
  top: 98px;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: minmax(230px, .33fr) minmax(0, 1.67fr);
  gap: 34px;
  max-height: calc(100vh - 98px);
  padding: 34px max(24px, calc((100vw - var(--max)) / 2));
  overflow: auto;
  color: var(--paper);
  background: #081116;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid rgba(169, 230, 247, .42);
  box-shadow: 0 28px 70px rgba(0, 0, 0, .58);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}
.nav-service.is-open .services-mega {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: none;
}
.mega-intro { padding-right: 30px; border-right: 1px solid var(--line-strong); }
.mega-intro > span {
  display: block;
  color: var(--cyan-light);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.mega-intro strong {
  display: block;
  margin: 12px 0 28px;
  font-family: var(--display);
  font-size: 36px;
  line-height: .98;
  text-transform: uppercase;
}
.nav-links .mega-intro a {
  display: inline-block;
  padding: 8px 0;
  color: var(--cyan-light);
  border: 0;
  font-size: 11px;
  text-decoration: underline;
  text-underline-offset: 5px;
}
.mega-groups { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 24px; }
.mega-groups section h2 {
  min-height: 40px;
  margin: 0 0 13px;
  color: #ffffff;
  font-family: var(--display);
  font-size: 17px;
  line-height: 1.05;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.mega-groups ul { display: grid; gap: 4px; margin: 0; padding: 0; list-style: none; }
.nav-links .mega-groups a {
  display: block;
  padding: 8px 0;
  color: #bdcbd0;
  border: 0;
  font-size: 11px;
  line-height: 1.35;
  letter-spacing: 0;
  text-transform: none;
}
.nav-links .mega-groups a:hover,
.nav-links .mega-groups a:focus-visible,
.nav-links .mega-groups a[aria-current='page'] { color: #ffffff; text-decoration: underline; text-decoration-color: var(--cyan); text-underline-offset: 4px; }

/* Explicit contrast repair for every service module and state. */
.service-card, .feature { color: #eef4f5; }
.service-card p, .feature p, .card-copy { color: #c5d2d7; }
.service-card .num { color: #8bb6c7; opacity: 1; }
.service-card a, .feature a { color: #bcecf8; }
.service-card a:hover, .service-card a:focus-visible,
.feature a:hover, .feature a:focus-visible { color: #ffffff; }
.section-light .service-card, .section-light .feature { color: #eef4f5; }
.section-light .service-card p, .section-light .feature p,
.section-light .card-copy { color: #c5d2d7; }
.section-light .service-card a, .section-light .feature a { color: #bcecf8; }
.service-detail-link { margin-left: 16px; }

.service-detail-lede,
.service-detail-columns,
.service-method,
.related-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.service-detail-lede { align-items: end; }
.service-detail-lede > p { margin: 0; color: #344950; font-size: 19px; }
.service-detail-columns article,
.service-method article { padding: 38px; border: 1px solid var(--line-strong); background: #101a20; }
.service-detail-columns h2,
.service-method h2 { font-size: clamp(40px, 5vw, 62px); }
.service-checklist { display: grid; gap: 0; margin: 28px 0 0; padding: 0; list-style: none; }
.service-checklist li { position: relative; padding: 16px 0 16px 29px; color: #d0dce0; border-top: 1px solid var(--line); }
.service-checklist li::before { content: '↗'; position: absolute; left: 0; color: var(--cyan-light); font-weight: 800; }
.service-method article { background: #0c151a; }
.service-method p { color: #c2d0d5; }
.related-layout { grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); }
.related-services { display: grid; border-top: 1px solid #9eb0b7; }
.related-services a { display: grid; gap: 4px; padding: 22px 0; color: #104f69; border-bottom: 1px solid #9eb0b7; text-decoration: none; }
.related-services a:hover span, .related-services a:focus-visible span { text-decoration: underline; text-underline-offset: 4px; }
.related-services span { color: #0d171b; font-family: var(--display); font-size: 29px; line-height: 1; text-transform: uppercase; }
.related-services small { color: #3f525a; font-size: 14px; }
.related-layout aside { align-self: start; padding: 34px; color: #0d171b; background: #ffffff; border: 1px solid #9eb0b7; }
.related-layout aside h3 { font-family: var(--display); font-size: 32px; line-height: 1; text-transform: uppercase; }
.related-layout aside a { color: #115f7f; }
.related-layout aside p { color: #3f525a; }
.contact-direct { display: grid; gap: 8px; margin: 26px 0; padding: 22px; color: #d3e0e4; background: #071015; border: 1px solid var(--line-strong); font-style: normal; }
.contact-direct strong { color: #ffffff; font-family: var(--display); font-size: 24px; text-transform: uppercase; }
.contact-direct a { color: var(--cyan-light); overflow-wrap: anywhere; }
.contact-direct span { color: #b7c7cd; }
.footer-contact { display: grid; gap: 5px; margin-top: 18px; }
.footer-contact a { color: var(--cyan-light); overflow-wrap: anywhere; }

@media (max-width: 1160px) and (min-width: 1021px) {
  .mega-groups { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1020px) {
  .nav-service { display: block; }
  .nav-service-trigger { border-bottom: 1px solid var(--line); }
  .nav-service-trigger .nav-top-link { flex: 1; border: 0; }
  .services-toggle { width: 50px; border-left: 1px solid var(--line); }
  .services-mega {
    position: static;
    display: none;
    grid-template-columns: 1fr;
    max-height: 52vh;
    padding: 22px 12px 26px;
    overflow: auto;
    border: 0;
    border-bottom: 1px solid var(--line-strong);
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }
  .nav-service.is-open .services-mega { display: grid; }
  .mega-intro { padding: 0 0 18px; border: 0; border-bottom: 1px solid var(--line); }
  .mega-intro strong { margin-bottom: 12px; font-size: 29px; }
  .mega-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
  .mega-groups section h2 { min-height: 0; }
  .nav-links .mega-groups a { padding: 9px 0; font-size: 12px; }
  .service-detail-lede, .service-detail-columns, .service-method, .related-layout { grid-template-columns: 1fr; gap: 28px; }
}

@media (max-width: 680px) {
  .mega-groups { grid-template-columns: 1fr; }
  .services-mega { max-height: calc(100vh - 150px); }
  .service-detail-columns article, .service-method article { padding: 27px; }
  .service-detail-link { display: block !important; margin-left: 0; }
}

/* Five-service experience systems — intentionally distinct compositions */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.service-experience{overflow:hidden}.service-experience h1,.service-experience h2,.service-experience h3{font-family:var(--display);text-transform:uppercase}.service-experience h1{margin:.18em 0;font-size:clamp(54px,6.5vw,102px);line-height:.88;letter-spacing:-.025em}.service-experience h2{font-size:clamp(42px,5vw,72px);line-height:.94}.service-experience h3{line-height:1}.service-experience .lead{font-size:18px;color:#cfdbdf}.service-hero{padding:90px 0;background:#081116}.service-hero-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(440px,1.1fr);gap:54px;align-items:center}.technical-figure{margin:0;border:1px solid var(--line-strong);background:#060b0e}.technical-figure figcaption{padding:12px 15px;color:#b9c8ce;border-top:1px solid var(--line);font-size:11px;letter-spacing:.04em}.service-actions .btn-secondary{order:3}.cta-notes{display:grid;gap:6px;margin-top:14px;color:#9fb0b7;font-size:11px}.section-intro{max-width:760px}.boundary-note,.required-note{margin-top:28px;padding:18px;border-left:4px solid var(--cyan);background:rgba(83,195,223,.08)}.section-light .boundary-note,.section-light .required-note{background:#dce8eb;color:#243b44}.responsive-table{overflow-x:auto}.responsive-table table{width:100%;border-collapse:collapse}.responsive-table th,.responsive-table td{min-width:180px;padding:18px;text-align:left;vertical-align:top;border:1px solid #9eb0b7}.related-links,.related-rail .wrap{display:flex;gap:22px;flex-wrap:wrap}.related-links a,.related-rail a,.supporting-index>a,.services-scope a{color:#176687;font-weight:800;text-transform:uppercase;letter-spacing:.08em;text-underline-offset:5px}.section-dark .related-links a{color:var(--cyan-light)}
/* hub */
.major-service-index{border-top:1px solid #9eb0b7}.major-service-index article{display:grid;grid-template-columns:70px minmax(210px,.75fr) 1fr auto;gap:26px;align-items:center;padding:28px 0;border-bottom:1px solid #9eb0b7}.major-service-index span{color:var(--blue);font:700 38px/1 var(--display)}.major-service-index h3{margin:0;font:700 30px/1 var(--display);text-transform:uppercase}.major-service-index p{color:#4e6067}.major-service-index a,.capability-index a{color:#176687;font-size:11px;font-weight:800;text-transform:uppercase}.service-paths>.wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}.service-paths>.wrap>div:last-child{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-strong)}.service-paths article{padding:34px;background:var(--panel-raised)}.service-paths h3{font:700 30px/1 var(--display);text-transform:uppercase}.additional-heading,.services-scope{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:end}.capability-index{margin-top:40px;border-top:1px solid var(--line-strong)}.capability-index article{display:grid;grid-template-columns:.8fr 1.2fr auto;gap:28px;padding:24px 0;border-bottom:1px solid var(--line)}.capability-index h3{margin:0;font:700 25px/1 var(--display);text-transform:uppercase}.capability-index p{margin:0;color:var(--muted)}
/* OSP: route and field sequence */
.osp-hero{background:#071217}.route-path{position:relative;padding:38px 28px}.route-path:before{content:"";position:absolute;left:8%;right:8%;top:82px;border-top:3px solid var(--cyan)}.route-node{position:relative;display:inline-grid;width:19%;vertical-align:top;padding:0 10px;text-align:center}.route-node b{position:relative;z-index:1;display:grid;place-items:center;width:48px;height:48px;margin:auto;border:2px solid var(--cyan-light);background:#071217}.route-node strong,.route-node span{display:block;margin-top:16px}.route-node span{color:#9fb0b7;font-size:11px}.route-node.n2 b{border-style:dashed;border-radius:50%}.route-node.n5 b{transform:rotate(45deg)}.route-node.n5 b::first-letter{transform:rotate(-45deg)}.route-boundary{padding:14px;border:1px dashed var(--cyan);text-align:center;color:var(--cyan-light)}.constraint-register{margin-top:38px;border-top:1px solid #98aab1}.constraint-register article{display:grid;grid-template-columns:70px .65fr 1fr;gap:24px;padding:24px 0;border-bottom:1px solid #98aab1}.constraint-register h3,.constraint-register p{margin:0}.authority-timeline{display:grid;grid-template-columns:repeat(4,1fr);margin:40px 0 0;padding:0;list-style:none}.authority-timeline li{padding:28px;border:1px solid var(--line);border-right:0}.authority-timeline li:last-child{border-right:1px solid var(--line)}.authority-timeline small{color:var(--cyan-light);text-transform:uppercase}.pathway-split{display:grid;grid-template-columns:1fr 1fr}.pathway-split article{min-height:560px;padding:90px max(40px,calc((100vw - var(--max))/2));padding-right:5vw}.below-grade{color:#071217;background:#dfe9eb;border-bottom:22px solid #435863}.above-grade{padding-top:55px!important;background:#0d1b22;border-top:22px solid var(--cyan)}.field-sequence{position:relative;max-width:900px;margin:50px auto 0;padding:0;list-style:none}.field-sequence:before{content:"";position:absolute;left:50%;top:0;bottom:0;border-left:2px solid var(--cyan)}.field-sequence li{position:relative;width:46%;padding:25px}.field-sequence li:nth-child(even){margin-left:54%}.field-sequence b{color:var(--cyan-light)}
/* Data center: dense bands and ledgers */
.dc-hero{background:#05090c}.topology-bands{padding:22px}.topology-bands>div{display:grid;grid-template-columns:170px 1fr;padding:25px;border:1px solid var(--line);border-bottom:0}.topology-bands>div:nth-child(2){margin-left:7%}.topology-bands>div:nth-child(3){margin-left:14%}.topology-bands>div:nth-child(4){margin-left:21%;border-bottom:1px solid var(--line)}.topology-bands aside{margin-top:18px;color:var(--cyan-light);font-size:11px;text-transform:uppercase}.dc-stack{padding:90px 0;background:#0c161c}.dc-stack article{display:grid;grid-template-columns:70px .6fr 1.4fr;gap:28px;align-items:center;padding:26px;border-top:1px solid var(--line)}.dc-stack article>b{font:700 42px/1 var(--display);color:var(--cyan)}.dc-stack h3,.dc-stack p{margin:0}.media-matrix{font-size:13px}.rack-photo-grid{display:grid;grid-template-columns:1.55fr .45fr;gap:28px}.rack-elevations{display:grid;grid-template-columns:repeat(6,1fr);margin-top:38px}.rack-elevations article{min-height:390px;padding:20px 14px;border:1px solid var(--line)}.rack-elevations h3{font-size:20px}.rack-elevations p{font-size:12px;color:var(--muted)}.dc-rack-photo img{height:640px;object-fit:cover}.ledger{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line)}.ledger article{padding:22px;border-right:1px solid var(--line)}.ledger article:last-child{border:0}.ledger p{color:var(--muted);font-size:13px}.dc-change{padding:90px 0;background:#dfe8ea;color:#081116}.dc-change>.wrap>div:last-child{display:grid;grid-template-columns:.8fr 1.4fr .8fr;align-items:stretch}.dc-change article{padding:32px;border:1px solid #8da2aa}.dc-change .during{border:4px solid #176687;background:#fff}
/* Engineering: editorial sheets and authority tracks */
.eng-hero{background:#e4ecee;color:#0b171c}.eng-hero .lead,.eng-hero p{color:#354b54}.eng-hero-grid{display:grid;grid-template-columns:.68fr 1.32fr;gap:40px;align-items:center}.eng-hero .technical-figure{transform:rotate(-1deg);box-shadow:16px 16px 0 #93a8b0}.decision-brief{padding:24px;color:#0b171c;background:#f9fcfc}.decision-brief .decision-brief-head,.decision-brief .decision-brief-foot{padding:15px;border:2px solid #176687;font:700 18px/1 var(--display)}.decision-brief div{display:grid;grid-template-columns:180px 1fr;padding:20px 12px;border-bottom:1px solid #8ba0a8}.editorial-brief{display:grid;grid-template-columns:.35fr 1fr;gap:70px}.editorial-brief aside{border-right:3px solid #176687;padding-right:30px}.editorial-brief article{display:grid;grid-template-columns:.4fr 1fr;gap:30px;padding:18px 0;border-top:1px solid #9eb0b7}.editorial-brief h3,.editorial-brief p{margin:0}.option-sheets{display:grid;grid-template-columns:.8fr 1.2fr .95fr;gap:18px;align-items:start;margin-top:40px}.option-sheets article{padding:28px;background:#dce8eb;color:#102027;box-shadow:9px 9px 0 rgba(0,0,0,.25)}.option-sheets article:nth-child(2){margin-top:35px}.option-sheets p{padding-top:12px;border-top:1px solid #9aafb7;font-size:13px}.dual-track .dual-track-head,.dual-track article{display:grid;grid-template-columns:220px 1fr 1fr}.dual-track .dual-track-head{margin-top:40px;padding-left:220px}.dual-track .dual-track-head b{padding:14px;border:1px solid var(--line)}.dual-track article h3,.dual-track article p{margin:0;padding:22px;border:1px solid var(--line);border-top:0}.governance-layers{max-width:920px;margin:45px auto}.governance-layers div{padding:24px;border:2px solid var(--cyan);background:rgba(83,195,223,.035)}.supporting-index{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px}.supporting-index ul{columns:2;margin:0}.supporting-index li{padding:15px 0;border-top:1px solid #9eb0b7}
/* Splicing: evidence field and instrument grammar */
.splice-hero,.trace-anatomy{background:#020608}.trace-visual{padding:24px}.trace-visual>strong{display:block;color:var(--cyan-light);letter-spacing:.2em}.trace-visual svg{width:100%;height:250px}.trace-visual path{fill:none;stroke:#fff;stroke-width:4;vector-effect:non-scaling-stroke}.trace-visual ol{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;padding:0;list-style-position:inside;color:#b7c7cd;font-size:11px}.process-instrument{padding:80px 0;background:#102028}.process-instrument ol{display:grid;grid-template-columns:repeat(7,1fr);padding:0;border:1px solid var(--line);list-style:none}.process-instrument li{padding:20px 13px;border-right:1px solid var(--line)}.process-instrument small{display:block;margin-top:9px;color:var(--cyan-light)}.process-instrument p{font-size:12px;color:var(--muted)}.context-triangle{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:100px;max-width:1000px;margin:50px auto}.context-triangle article{padding:28px;border:2px solid #176687}.context-triangle article:nth-child(3){grid-column:1/-1;width:50%;margin:auto}.context-triangle>strong{position:absolute;inset:44% 35%;padding:18px;background:#176687;color:#fff;text-align:center}.workmanship{display:grid;grid-template-columns:.45fr 1fr .38fr;gap:30px}.workmanship-zones article{padding:24px;border-left:5px solid var(--cyan);border-bottom:1px solid var(--line)}.workmanship aside{padding:25px;border:1px solid var(--line)}.test-plan{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:#9eb0b7}.test-plan div{padding:24px;background:#fff}.test-plan dt{font:700 24px/1 var(--display);text-transform:uppercase}.test-plan dd{margin:10px 0 0;color:#4b5e66}.trace-anatomy{padding:90px 0}.trace-anatomy ol{display:grid;grid-template-columns:repeat(5,1fr);padding:0;list-style:none}.trace-anatomy ol li{padding:20px;border:1px solid var(--line)}.file-index{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}.file-index>ul{padding:30px;background:#071217;color:#d6e0e3;list-style:none}.file-index>ul>li{padding:14px;border-left:1px solid var(--cyan)}
/* Access/surveillance: zones, elevation, panorama */
.security-hero{position:relative;min-height:960px;padding:60px 0;background:#061015}.security-hero-layout>.technical-figure{width:calc(100% - 520px);margin-left:auto}.facility-zones{display:grid;grid-template-columns:1.2fr 1fr 1fr .8fr;min-height:520px;padding:25px}.facility-zones>div{display:grid;place-items:center;border:2px solid var(--cyan);transform:skewY(-4deg)}.facility-zones>div:nth-child(2){margin:45px 0}.facility-zones>div:nth-child(3){margin:85px 0}.facility-zones>div:nth-child(4){margin:125px 0}.facility-zones aside{grid-column:1/-1;margin-top:18px;color:var(--cyan-light)}.security-copy{position:absolute;z-index:2;top:130px;left:max(24px,calc((100vw - var(--max))/2));width:min(500px,42vw);padding:34px;background:rgba(3,8,11,.95);border-left:6px solid var(--cyan)}.security-copy h1{font-size:clamp(48px,5vw,78px)}.zone-narrative{padding:90px 0;background:#11222b}.zone-narrative article{display:grid;grid-template-columns:.45fr 1fr;gap:30px;padding:25px 0;border-top:1px solid var(--line)}.access-elevation{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}.door-diagram{display:grid;place-items:center;min-height:500px;border:16px double #263f49}.door-diagram span{width:80%;padding:15px;border:1px solid #176687}.access-elevation article{padding:14px 0;border-top:1px solid #9eb0b7}.surveillance-panorama{padding:90px 0;background:#071217}.planning-cones{display:grid;grid-template-columns:repeat(5,1fr);align-items:end;min-height:230px;margin:35px 0;border-bottom:4px solid var(--cyan)}.planning-cones span{position:relative;isolation:isolate;height:180px;padding:15px 8px;display:grid;place-items:end center;text-align:center;font-size:12px;font-weight:700;line-height:1.25;letter-spacing:.04em}.planning-cones span:before{content:"";position:absolute;z-index:-1;inset:0;border:2px dashed var(--cyan);clip-path:polygon(50% 0,100% 100%,0 100%);pointer-events:none}.surveillance-rows{display:grid;grid-template-columns:repeat(3,1fr)}.surveillance-rows article{padding:22px;border:1px solid var(--line)}.security-photo-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:45px}.security-context-photo img{min-height:700px;object-fit:cover}.handoff-checks{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:#9eb0b7}.handoff-checks article{padding:32px;background:#fff}.change-register{padding:90px 0;background:#0f2028}.change-register article{display:grid;grid-template-columns:.5fr 1fr;gap:30px;padding:24px 0;border-top:1px solid var(--line)}
/* mega menu shape */
.mega-groups{grid-template-columns:1.55fr .45fr}.mega-major ul{grid-template-columns:1fr 1fr}.mega-major a{display:flex!important;gap:12px}.mega-major a span{color:var(--cyan)}.mega-additional{padding-left:25px;border-left:1px solid var(--line)}.mega-additional p{color:var(--muted);font-size:12px}.nav-links .mega-additional>a{display:inline-block;padding:8px 0;color:var(--cyan-light);font-size:11px;font-weight:800;text-transform:uppercase}
@media(max-width:1020px){.service-hero-grid,.eng-hero-grid,.rack-photo-grid,.service-paths>.wrap,.additional-heading,.services-scope,.editorial-brief,.supporting-index,.workmanship,.file-index,.security-photo-layout{grid-template-columns:1fr}.security-copy{position:relative;top:auto;left:auto;width:auto;margin-top:20px}.security-hero-layout>.technical-figure{width:100%}.authority-timeline,.process-instrument ol{grid-template-columns:1fr 1fr}.rack-elevations{grid-template-columns:repeat(3,1fr)}.ledger{grid-template-columns:1fr 1fr}.dual-track .dual-track-head,.dual-track article{grid-template-columns:160px 1fr 1fr}.capability-index article,.major-service-index article{grid-template-columns:60px 1fr}.capability-index p,.capability-index a,.major-service-index p,.major-service-index a{grid-column:2}.mega-groups{grid-template-columns:1fr}.mega-major ul{grid-template-columns:1fr}.mega-additional{padding:20px 0 0;border-left:0;border-top:1px solid var(--line)}}
@media(max-width:680px){.service-experience h1{font-size:50px}.service-hero{padding:65px 0}.route-node{display:grid;width:100%;grid-template-columns:55px 1fr;text-align:left}.route-path:before{left:52px;right:auto;top:50px;bottom:80px;border-left:3px solid var(--cyan);border-top:0}.route-node b{margin:10px 0}.route-node strong,.route-node span{grid-column:2;margin:5px 0}.constraint-register article,.dc-stack article,.editorial-brief article,.zone-narrative article,.change-register article{grid-template-columns:1fr}.authority-timeline,.pathway-split,.service-paths>.wrap>div:last-child,.option-sheets,.test-plan,.handoff-checks,.surveillance-rows{grid-template-columns:1fr}.pathway-split article{min-height:0;padding:70px 24px}.field-sequence:before{left:8px}.field-sequence li,.field-sequence li:nth-child(even){width:100%;margin:0;padding-left:35px}.topology-bands>div,.topology-bands>div:nth-child(n){grid-template-columns:1fr;margin-left:0}.rack-elevations,.ledger{grid-template-columns:1fr}.rack-elevations article{min-height:0}.dc-change>.wrap>div:last-child{grid-template-columns:1fr}.dual-track .dual-track-head{display:none}.dual-track article{grid-template-columns:1fr}.dual-track article h3{border-top:1px solid var(--line)}.supporting-index ul{columns:1}.process-instrument ol{grid-template-columns:1fr}.context-triangle{grid-template-columns:1fr;gap:12px}.context-triangle article:nth-child(3){grid-column:auto;width:auto}.context-triangle>strong{position:static}.trace-visual ol,.trace-anatomy ol{grid-template-columns:1fr}.facility-zones{grid-template-columns:1fr;min-height:0}.facility-zones>div:nth-child(n){min-height:100px;margin:0;transform:none}.access-elevation{grid-template-columns:1fr}.planning-cones{grid-template-columns:1fr 1fr 1fr;min-height:0}.planning-cones span{height:120px}.service-actions{display:grid}.major-service-index article{grid-template-columns:45px 1fr}.capability-index article{grid-template-columns:1fr}.capability-index p,.capability-index a{grid-column:auto}.technical-figure figcaption{font-size:10px}}
@media(prefers-reduced-motion:reduce){.service-experience *{scroll-behavior:auto!important;transition:none!important}}

/* Owner-review showcase: licensed service imagery is part of the hero composition,
   while a dark panel protects fully opaque, high-contrast copy. */
.service-hero-panel {
  position: relative;
  isolation: isolate;
  min-height: 670px;
  padding: 112px 0;
  overflow: hidden;
  background: #061015;
}
.service-hero-panel .service-hero-media {
  position: absolute;
  z-index: -2;
  inset: 0;
  display: block;
  margin: 0;
  overflow: hidden;
}
.service-hero-panel .service-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 8, 13, .42) 0%, rgba(2, 8, 13, .12) 62%, rgba(2, 8, 13, .48) 100%),
    linear-gradient(0deg, rgba(2, 8, 13, .52), transparent 48%, rgba(2, 8, 13, .24));
}
.service-hero-panel .service-hero-media img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: center;
}
.service-hero-panel-engineering .service-hero-media img { object-position: 58% center; }
.service-hero-panel-osp .service-hero-media img { object-position: 58% center; }
.service-hero-panel-splicing .service-hero-media img { object-position: 55% center; }
.service-hero-panel-security .service-hero-media img { object-position: 52% center; }
.service-hero-panel::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(169, 230, 247, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(169, 230, 247, .07) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, black, transparent 76%);
}
.service-hero-panel > .wrap { position: relative; z-index: 1; }
.service-hero-panel .service-hero-panel {
  width: min(760px, 100%);
  padding: clamp(30px, 4.2vw, 56px);
  color: #ffffff;
  background: rgba(3, 10, 15, .90);
  border: 1px solid rgba(169, 230, 247, .52);
  border-left: 6px solid var(--cyan);
  box-shadow: 0 22px 56px rgba(0, 0, 0, .42);
}
.service-hero-panel .service-hero-panel .eyebrow { color: #bcecf8; }
.service-hero-panel .service-hero-panel h1 {
  margin: 14px 0 23px;
  color: #ffffff;
  font-family: var(--display);
  font-size: clamp(48px, 5.3vw, 78px);
  line-height: .91;
  letter-spacing: -.025em;
  text-transform: uppercase;
}
.service-hero-panel .service-hero-panel .lead {
  margin: 0;
  color: #eef4f5 !important;
  font-size: clamp(16px, 1.45vw, 19px);
  line-height: 1.62;
}
.service-hero-panel .service-hero-location {
  margin: 19px 0 0;
  color: #d0eff7 !important;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.service-hero-panel .service-actions { margin-top: 28px; }
.service-hero-panel .service-actions .btn { min-height: 52px; }
.service-showcase-context { padding: 88px 0; }
.service-showcase-context h2 {
  max-width: 940px;
  margin: 10px 0 18px;
  color: #0d171b;
  font-family: var(--display);
  font-size: clamp(46px, 5vw, 72px);
  line-height: .94;
  letter-spacing: -.02em;
  text-transform: uppercase;
}
.service-showcase-intro { max-width: 800px; margin: 0; color: #344950; font-size: 18px; }
.service-showcase-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin: 38px 0 0;
  padding: 1px;
  list-style: none;
  background: #9eb0b7;
}
.service-showcase-list li { min-height: 146px; padding: 26px; background: #ffffff; }
.service-showcase-list strong { display: block; color: #123f50; font-family: var(--display); font-size: 29px; line-height: 1; text-transform: uppercase; }
.service-showcase-list span { display: block; margin-top: 12px; color: #40545c; }
.service-showcase-note {
  max-width: 760px;
  margin: 22px 0 0;
  padding: 16px 18px;
  color: #123f50;
  background: #dceef2;
  border-left: 4px solid #176687;
  font-weight: 700;
}
.home-services-entry .service-card { min-height: 308px; }
.home-services-entry .service-card h3 { margin-top: 42px; font-size: 30px; }

@media(max-width:680px) {
  .service-hero-panel { min-height: 0; padding: 70px 0; }
  .service-hero-panel .service-hero-media::after { background: rgba(2, 8, 13, .40); }
  .service-hero-panel .service-hero-panel { padding: 28px 23px; border-left-width: 4px; }
  .service-hero-panel .service-hero-panel h1 { font-size: clamp(43px, 13vw, 57px); }
  .service-hero-panel .service-hero-location { font-size: 10px; line-height: 1.5; }
  .service-showcase-context { padding: 62px 0; }
  .service-showcase-list { grid-template-columns: 1fr; margin-top: 28px; }
  .service-showcase-list li { min-height: 0; padding: 23px; }
  .service-showcase-list strong { font-size: 27px; }
}

/* Fact-bounded five-service story system. These sections use a common readable
   rhythm while preserving a distinct context diagram for each service path. */
.service-photo-disclosure{margin:18px 0 0;color:#d4e8ee;font-size:11px;line-height:1.55}
.service-story-section{overflow:hidden}
.service-story-section h2,.service-related h2,.service-close h2{max-width:940px;margin:10px 0 18px;font-family:var(--display);font-size:clamp(45px,5vw,73px);line-height:.94;letter-spacing:-.022em;text-transform:uppercase}
.service-story-intro{max-width:880px;margin:0;color:#40545c;font-size:clamp(16px,1.5vw,19px);line-height:1.65}
.section-zinc .service-story-intro{color:#c6d6db}
.service-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin-top:40px;background:#90a8b1;border:1px solid #90a8b1}
.service-detail-grid article{position:relative;min-height:228px;padding:32px;background:#fff}
.section-zinc .service-detail-grid{background:#516770;border-color:#516770}
.section-zinc .service-detail-grid article{background:#10202a}
.service-detail-grid span,.service-context-diagram span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:28px;color:#146382;background:#d9eff5;font:800 13px/1 var(--display);letter-spacing:.08em}
.service-detail-grid h3,.service-context-diagram h3{max-width:26ch;margin:22px 0 10px;font-family:var(--display);font-size:clamp(25px,2.25vw,35px);line-height:.96;text-transform:uppercase}
.service-detail-grid p,.service-context-diagram p{max-width:46ch;margin:0;color:#52666e;line-height:1.6}
.section-zinc .service-detail-grid h3,.section-zinc .service-context-diagram h3{color:#eff8f9}
.section-zinc .service-detail-grid p,.section-zinc .service-context-diagram p{color:#c0d0d5}
.service-story-diagram{position:relative}
.service-context-diagram{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;position:relative;margin-top:42px;padding:1px;background:#176687;isolation:isolate}
.service-context-diagram::before{content:"";position:absolute;z-index:1;top:56px;left:12.5%;right:12.5%;border-top:2px solid #53c3df;pointer-events:none}
.service-context-diagram article{position:relative;min-height:270px;padding:34px 26px;background:#07141a}
.service-context-diagram span{position:relative;z-index:2;color:#08212a;background:#bfeefa;border:1px solid #53c3df}
.service-context-diagram h3{position:relative;z-index:2;margin-top:30px;color:#eff9fa}
.service-context-diagram p{position:relative;z-index:2;color:#c1d5da}
.service-osp .service-context-diagram article:nth-child(2){transform:translateY(18px)}
.service-osp .service-context-diagram article:nth-child(3){transform:translateY(36px)}
.service-osp .service-context-diagram article:nth-child(4){transform:translateY(54px)}
.service-data-center .service-context-diagram{background:#58727c}.service-data-center .service-context-diagram article{background:#0b1217}.service-data-center .service-context-diagram article:nth-child(even){background:#13222b}
.service-engineering .service-context-diagram{background:#176687}.service-engineering .service-context-diagram article{background:#e6eff1}.service-engineering .service-context-diagram h3{color:#123f50}.service-engineering .service-context-diagram p{color:#40545c}.service-engineering .service-context-diagram::before{border-color:#176687}
.service-splicing .service-context-diagram{background:#53c3df}.service-splicing .service-context-diagram article{background:#020608}.service-splicing .service-context-diagram article:nth-child(2){background:#0d1b22}.service-splicing .service-context-diagram article:nth-child(3){background:#132b35}.service-splicing .service-context-diagram article:nth-child(4){background:#163943}
.service-security .service-context-diagram{background:#3288a7}.service-security .service-context-diagram article{background:#071217}.service-security .service-context-diagram article:nth-child(2){clip-path:polygon(0 0,100% 6%,100% 100%,0 94%)}.service-security .service-context-diagram article:nth-child(3){clip-path:polygon(0 6%,100% 0,100% 94%,0 100%)}
.diagram-disclosure{max-width:850px;margin:30px 0 0;padding:15px 18px;color:#345662;background:#d7e9ed;border-left:4px solid #176687;font-size:13px;font-weight:700;line-height:1.55}
.section-zinc .diagram-disclosure{color:#d9eef2;background:#12303b;border-left-color:#53c3df}
.service-related .wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(320px,1.1fr);gap:54px;align-items:end}
.service-related .related-links{display:grid;gap:0;border-top:1px solid var(--line)}
.service-related .related-links a{display:block;padding:19px 0;border-bottom:1px solid var(--line);color:#bcecf8;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.service-related .related-links a:hover,.service-related .related-links a:focus-visible{color:#fff}
.service-close .wrap{max-width:980px;text-align:center}.service-close h2{margin-right:auto;margin-left:auto}.service-close>div>p{max-width:780px;margin:0 auto;color:#c0d0d5;font-size:18px;line-height:1.65}.service-close .actions{justify-content:center;margin-top:30px}
@media(max-width:900px){.service-context-diagram{grid-template-columns:1fr 1fr}.service-context-diagram::before{display:none}.service-osp .service-context-diagram article:nth-child(n){transform:none}.service-related .wrap{grid-template-columns:1fr;gap:28px}.service-related h2{margin-bottom:0}}
@media(max-width:680px){.service-story-section h2,.service-related h2,.service-close h2{font-size:clamp(40px,12vw,55px)}.service-detail-grid,.service-context-diagram{grid-template-columns:1fr;margin-top:28px}.service-detail-grid article,.service-context-diagram article{min-height:0;padding:26px}.service-security .service-context-diagram article:nth-child(n){clip-path:none}.service-detail-grid h3,.service-context-diagram h3{font-size:29px}.service-story-intro{font-size:16px}.service-close>div>p{font-size:16px}}

/* The shared hero system intentionally changes composition, panel anchor, and
   light treatment by service so the five major destinations remain recognizable. */
@media(min-width:901px){
  .service-hero-panel-data-center{min-height:710px}.service-hero-panel-data-center .service-hero-panel{margin-left:auto;border-left:1px solid rgba(169,230,247,.52);border-right:6px solid var(--cyan)}.service-hero-panel-data-center .service-hero-media::after{background:linear-gradient(270deg,rgba(2,8,13,.34),rgba(2,8,13,.08) 56%,rgba(2,8,13,.66)),linear-gradient(0deg,rgba(2,8,13,.58),transparent 58%)}
  .service-hero-panel-engineering{min-height:650px}.service-hero-panel-engineering .service-hero-panel{width:min(650px,100%);margin-left:6%;border-left:1px solid rgba(169,230,247,.52);border-top:6px solid var(--cyan)}.service-hero-panel-engineering .service-hero-media::after{background:linear-gradient(105deg,rgba(2,8,13,.72),rgba(2,8,13,.23) 62%,rgba(2,8,13,.36)),linear-gradient(0deg,rgba(2,8,13,.44),transparent 55%)}
  .service-hero-panel-splicing{min-height:735px}.service-hero-panel-splicing .service-hero-panel{width:min(670px,100%);margin-left:12%;transform:translateY(42px);border-left:1px solid rgba(169,230,247,.52);border-bottom:6px solid var(--cyan)}.service-hero-panel-splicing .service-hero-media::after{background:linear-gradient(90deg,rgba(2,8,13,.52),rgba(2,8,13,.10) 60%,rgba(2,8,13,.65)),linear-gradient(0deg,rgba(2,8,13,.72),transparent 55%)}
  .service-hero-panel-security{min-height:700px}.service-hero-panel-security .service-hero-panel{width:min(700px,100%);margin-left:auto;transform:translateY(-22px);border-left:1px solid rgba(169,230,247,.52);border-right:6px solid #53c3df}.service-hero-panel-security .service-hero-media::after{background:linear-gradient(270deg,rgba(2,8,13,.48),rgba(2,8,13,.13) 54%,rgba(2,8,13,.72)),linear-gradient(0deg,rgba(2,8,13,.62),transparent 57%)}
}

/* Owner-approved page-specific hybrid information architecture.
   This layer intentionally replaces repeated prose grids with route-specific
   pathways, rails, editorial bands, stacks, field notes, and decision maps. */

.ia-section-intro {
  max-width: 930px;
  margin-bottom: 46px;
}
.ia-section-intro h2 {
  margin: 10px 0 18px;
}
.ia-section-intro > p {
  max-width: 760px;
  margin: 0;
  color: #40545c;
  font-size: 18px;
}
.section-zinc .ia-section-intro > p,
.section-dark .ia-section-intro > p { color: #c1d0d5; }
.ia-section-intro.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, .7fr);
  align-items: end;
  gap: 70px;
  max-width: none;
}
.ia-section-intro.split > p { justify-self: end; }
.ia-index {
  color: var(--blue);
  font: 800 30px/1 var(--display);
  letter-spacing: .04em;
}
.section-zinc .ia-index,
.section-dark .ia-index { color: var(--cyan); }

/* Home — a connected five-pathway system, not a wall of equal cards. */
.ia-home-hero .hero-content { max-width: 790px; }
.ia-proof-ribbon { position: relative; z-index: 2; }
.ia-home-pathways { overflow: hidden; }
.home-pathway {
  position: relative;
  display: grid;
  gap: 0;
  max-width: 1120px;
  margin: 0 auto;
  padding: 12px 0;
  list-style: none;
}
.home-pathway::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 60px;
  width: 2px;
  background: linear-gradient(var(--cyan-light), var(--cyan), var(--deep-blue));
}
.home-pathway-step {
  position: relative;
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  align-items: center;
  min-height: 180px;
  padding: 26px 0;
}
.home-pathway-step::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: 0;
  left: 120px;
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent 78%);
}
.home-pathway-step-2,
.home-pathway-step-4 { margin-left: 10%; }
.home-pathway-step-3 { margin-left: 18%; }
.home-pathway-marker {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: #041014;
  background: var(--cyan-light);
  border: 8px solid var(--panel);
  box-shadow: 0 0 0 1px var(--cyan);
  font: 800 21px/1 var(--display);
}
.home-pathway-copy {
  display: grid;
  grid-template-columns: minmax(250px, .7fr) minmax(260px, 1fr) auto;
  align-items: center;
  gap: 30px;
}
.home-pathway-copy h3 {
  margin: 0;
  color: #f3f9fa;
  font: 800 clamp(31px, 3.2vw, 46px)/.95 var(--display);
  text-transform: uppercase;
}
.home-pathway-copy p { margin: 0; color: #bdcbd0; }
.home-pathway-copy a {
  color: var(--cyan-light);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .09em;
  text-transform: uppercase;
  text-underline-offset: 5px;
  white-space: nowrap;
}
.project-start-sequence {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 46px;
  margin: 0;
  padding: 12px 0 0;
  list-style: none;
}
.project-start-sequence::before {
  content: '';
  position: absolute;
  top: 40px;
  right: 7%;
  left: 7%;
  height: 2px;
  background: #9bb0b8;
}
.project-start-sequence li { position: relative; padding-top: 74px; }
.project-start-sequence li > span {
  position: absolute;
  z-index: 1;
  top: 13px;
  left: 0;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  color: #fff;
  background: #176687;
  border: 8px solid var(--paper);
  box-shadow: 0 0 0 1px #176687;
  font: 800 17px/1 var(--display);
}
.project-start-sequence h3 {
  margin: 0 0 12px;
  font: 800 31px/1 var(--display);
  text-transform: uppercase;
}
.project-start-sequence p { color: #4e6067; }
.proof-editorial {
  display: grid;
  grid-template-columns: minmax(300px, .8fr) minmax(0, 1.2fr);
  gap: 80px;
  align-items: start;
}
.proof-editorial > div { position: sticky; top: 150px; }
.proof-editorial dl { margin: 0; border-top: 1px solid var(--line-strong); }
.proof-editorial dl > div {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 34px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.proof-editorial dt { color: var(--white); font: 800 28px/1 var(--display); text-transform: uppercase; }
.proof-editorial dd { margin: 0; color: var(--muted); }

/* Services hub — connected photo-led service map and supporting weave. */
.ia-services-map { overflow: hidden; }
.ia-services-map .major-service-index {
  position: relative;
  border: 0;
}
.ia-services-map .major-service-index::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 31px;
  width: 2px;
  background: linear-gradient(#176687, var(--cyan), #176687);
}
.ia-services-map .service-map-band {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(260px, .75fr) minmax(360px, 1.25fr);
  gap: 38px;
  align-items: center;
  min-height: 390px;
  padding: 54px 0;
  border: 0;
  border-bottom: 1px solid #a8b8be;
}
.ia-services-map .service-map-band:nth-child(even) {
  grid-template-columns: 64px minmax(360px, 1.25fr) minmax(260px, .75fr);
}
.ia-services-map .service-map-band:nth-child(even) .service-map-copy { order: 3; }
.ia-services-map .service-map-band:nth-child(even) .service-map-photo { order: 2; }
.service-map-rail { align-self: stretch; display: grid; align-items: center; }
.service-map-rail span {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  color: #fff;
  background: #176687;
  border: 9px solid var(--paper);
  font: 800 20px/1 var(--display);
}
.service-map-copy { padding: 18px 0; }
.service-map-copy h3 {
  max-width: 17ch;
  margin: 13px 0 26px;
  font: 800 clamp(36px, 3.55vw, 55px)/.92 var(--display);
  text-wrap: balance;
  text-transform: uppercase;
}
.service-map-context {
  max-width: 48ch;
  color: #4d6067;
  font-size: 16px;
}
.service-map-copy a {
  color: #176687;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-underline-offset: 5px;
}
.service-map-photo { box-shadow: none; }
.service-map-photo img { min-height: 290px; aspect-ratio: 16 / 9; }
.ia-services-map .major-service-index .realistic-visual figcaption span {
  display: inline;
  color: #34474f;
  font: 400 11px/1.45 var(--body);
  letter-spacing: .04em;
  text-transform: none;
}
.ia-services-map .major-service-index .realistic-visual figcaption .photo-credit {
  display: block;
  flex: 0 0 auto;
  color: #34474f;
  font: 400 11px/1.45 var(--body);
  text-align: right;
}
.ia-services-map .major-service-index .realistic-visual figcaption .photo-credit a {
  color: #176687;
  font: 800 10px/1.45 var(--body);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.ia-entry-split > .wrap {
  display: grid;
  grid-template-columns: minmax(260px, .55fr) minmax(0, 1.45fr);
  gap: 76px;
  align-items: start;
}
.ia-entry-split > .wrap > div:first-child { position: sticky; top: 150px; }
.service-paths.ia-entry-split > .wrap > .entry-split-track {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 76px 1fr;
  align-items: stretch;
  gap: 0;
  background: transparent;
}
.service-paths.ia-entry-split .entry-split-track article {
  padding: 40px;
  background: #121c23;
}
.entry-split-track article {
  display: flex;
  flex-direction: column;
  min-height: 390px;
  padding: 40px 0;
  border-block: 1px solid var(--line-strong);
  background: transparent;
}
.entry-split-track article > span {
  color: var(--cyan);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.entry-split-track h3 { margin: 60px 0 16px; font: 800 39px/1 var(--display); text-transform: uppercase; }
.entry-split-track p { color: var(--muted); }
.entry-split-track .btn { align-self: flex-start; margin-top: auto; }
.entry-junction { position: relative; display: grid; place-items: center; }
.entry-junction::before { content: ''; position: absolute; top: 0; bottom: 0; left: 50%; border-left: 1px solid var(--line-strong); }
.entry-junction span { position: relative; z-index: 1; display: grid; place-items: center; width: 42px; height: 42px; color: #051015; background: var(--cyan-light); font: 800 16px/1 var(--display); text-transform: uppercase; }
.capability-weave {
  margin: 50px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-strong);
}
.capability-weave li {
  display: grid;
  grid-template-columns: minmax(220px, .75fr) minmax(300px, 1.25fr) auto;
  gap: 34px;
  align-items: center;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.capability-weave li:nth-child(even) { padding-left: 8%; }
.capability-name { color: #fff; font: 800 28px/1 var(--display); text-transform: uppercase; }
.capability-weave p { margin: 0; color: var(--muted); }
.capability-weave a { color: var(--cyan-light); font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; text-underline-offset: 5px; }
.ia-scope-current .wrap { display: grid; grid-template-columns: 1.25fr .75fr; gap: 70px; align-items: center; }
.scope-current-line { display: flex; align-items: center; gap: 14px; overflow: hidden; }
.scope-current-line span { flex: 0 0 auto; color: #123f50; font: 800 19px/1 var(--display); text-transform: uppercase; }
.scope-current-line i { min-width: 50px; flex: 1 1 80px; height: 2px; background: #176687; }
.scope-current-line i::after { content: ''; float: right; width: 8px; height: 8px; margin-top: -3px; border-top: 2px solid #176687; border-right: 2px solid #176687; transform: rotate(45deg); }
.ia-scope-current .ia-section-intro { margin: 0; }

/* Industries — full-width operating-context strips. */
.ia-sector-profiles { overflow: hidden; }
.sector-strips { border-top: 1px solid #9eb0b7; }
.sector-strip {
  display: grid;
  grid-template-columns: 80px minmax(220px, .65fr) minmax(300px, 1fr) auto;
  gap: 32px;
  align-items: center;
  min-height: 170px;
  padding: 34px 0;
  border-bottom: 1px solid #9eb0b7;
}
.sector-strip:nth-child(even) { margin-left: 8%; }
.sector-strip:nth-child(3n) { margin-right: 8%; }
.sector-index { color: var(--blue); font: 800 38px/1 var(--display); }
.sector-strip h3 { margin: 0; font: 800 clamp(34px, 3.6vw, 50px)/.95 var(--display); text-transform: uppercase; }
.sector-strip p { color: #4e6067; }
.sector-axis { color: #176687; font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; writing-mode: vertical-rl; transform: rotate(180deg); }
.ia-industry-prompt > .wrap { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; }
.ia-industry-prompt ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-strong); }
.ia-industry-prompt li { display: grid; grid-template-columns: 58px 1fr; gap: 18px; padding: 24px 0; color: #d3dfe3; border-bottom: 1px solid var(--line); }
.ia-industry-prompt li span { color: var(--cyan); font: 800 24px/1 var(--display); }

/* Process — a true vertical rail with named gates and handoffs. */
.process-photo-story {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, .55fr);
  gap: 22px;
  align-items: stretch;
}
.process-photo-main img { height: 100%; min-height: 620px; aspect-ratio: auto; }
.process-photo-asides { display: grid; align-content: space-between; gap: 22px; }
.process-photo-asides .realistic-visual img { min-height: 240px; aspect-ratio: 4 / 3; }
.process-rail { position: relative; margin: 0; padding: 0; list-style: none; }
.process-rail::before { content: ''; position: absolute; top: 0; bottom: 0; left: 58px; width: 2px; background: linear-gradient(#176687, var(--cyan), #176687); }
.process-rail > li { display: grid; grid-template-columns: 118px minmax(0, 1fr); gap: 38px; min-height: 245px; }
.process-rail-marker { position: relative; }
.process-rail-marker span { position: relative; z-index: 2; display: grid; place-items: center; width: 58px; height: 58px; color: #fff; background: #176687; border: 8px solid var(--paper); box-shadow: 0 0 0 1px #176687; font: 800 18px/1 var(--display); }
.process-rail > li article { display: grid; grid-template-columns: minmax(180px, .35fr) minmax(260px, .65fr); column-gap: 46px; align-content: start; padding: 0 0 48px; border-bottom: 1px solid #a3b3b9; }
.process-gate { grid-row: span 2; padding-top: 3px; }
.process-gate span { display: block; color: #176687; font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.process-gate b { display: block; margin-top: 12px; color: #34515d; font: 800 25px/1 var(--display); text-transform: uppercase; }
.process-rail h3 { margin: 0 0 14px; font: 800 38px/1 var(--display); text-transform: uppercase; }
.process-rail p { margin: 0; color: #4e6067; }
.process-rail a { grid-column: 2; margin-top: 18px; color: #176687; font-size: 11px; font-weight: 800; text-transform: uppercase; text-underline-offset: 5px; }
.ia-commercial-facts > .wrap { display: grid; grid-template-columns: .75fr 1.25fr; gap: 76px; }
.ia-commercial-facts dl { margin: 0; border-top: 1px solid var(--line-strong); }
.ia-commercial-facts dl > div { padding: 26px 0; border-bottom: 1px solid var(--line); }
.ia-commercial-facts dt { color: #fff; font: 800 28px/1 var(--display); text-transform: uppercase; }
.ia-commercial-facts dd { margin: 9px 0 0; color: var(--muted); }

/* Case studies — editorial field notes, never fake proof cards. */
.field-note-disclosure { border-left: 5px solid #176687; border-right: 0; border-top: 0; border-bottom: 0; }
.field-notes { margin-top: 70px; border-top: 1px solid #9eb0b7; }
.field-note {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 58px;
  padding: 68px 0;
  border-bottom: 1px solid #9eb0b7;
}
.field-note > aside { display: flex; flex-direction: column; align-items: flex-start; }
.field-note > aside > span { color: var(--blue); font: 800 64px/1 var(--display); }
.field-note > aside b { margin-top: 20px; color: #123f50; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.field-note > aside small { margin-top: 8px; color: #5a6b72; }
.field-note-story h2 { max-width: 780px; margin: 24px 0 38px; }
.field-note-story > section { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 38px; padding: 28px 0; border-top: 1px solid #b8c5ca; }
.field-note-story h3 { margin: 0; font: 800 28px/1 var(--display); text-transform: uppercase; }
.field-note-story p { max-width: 650px; margin: 0; color: #4e6067; }
.field-note-direction { display: flex; align-items: center; gap: 15px; color: #176687; font-size: 9px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.field-note-direction i { flex: 1; height: 2px; background: #176687; }
.field-note-direction i::after { content: ''; float: right; width: 8px; height: 8px; margin-top: -3px; border-top: 2px solid #176687; border-right: 2px solid #176687; transform: rotate(45deg); }

/* About — operating-principle timeline and a proof-boundary ledger. */
.ia-principles { overflow: hidden; }
.principle-timeline { position: relative; max-width: 1000px; margin: 0; padding: 0; list-style: none; }
.principle-timeline::before { content: ''; position: absolute; top: 0; bottom: 0; left: 48%; border-left: 1px solid var(--line-strong); }
.principle-timeline li { display: grid; grid-template-columns: 80px minmax(0, 1fr); width: 52%; min-height: 190px; padding: 26px 46px 26px 0; }
.principle-timeline li:nth-child(even) { margin-left: 48%; padding: 26px 0 26px 46px; }
.principle-timeline h3 { margin: 0 0 12px; color: #fff; font: 800 37px/1 var(--display); text-transform: uppercase; }
.principle-timeline p { margin: 0; color: var(--muted); }
.ia-about-proof > .wrap { display: grid; grid-template-columns: minmax(280px, .7fr) minmax(0, 1.3fr); gap: 74px; }
.ia-about-proof dl { margin: 0; }
.ia-about-proof dl > div { display: grid; grid-template-columns: .8fr 1.2fr; gap: 32px; padding: 28px 0; border-top: 1px solid #9eb0b7; }
.ia-about-proof dl > div:last-child { border-bottom: 1px solid #9eb0b7; }
.ia-about-proof dt { color: #123f50; font: 800 29px/1 var(--display); text-transform: uppercase; }
.ia-about-proof dd { margin: 0; color: #4e6067; }

/* Contact — calm request pathway and a single preparation rail. */
.contact-request-path { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; margin: 0; padding: 0; list-style: none; }
.contact-request-path::before { content: ''; position: absolute; top: 31px; right: 4%; left: 4%; height: 1px; background: #9eb0b7; }
.contact-request-path li { position: relative; padding-top: 76px; }
.contact-request-path li > span { position: absolute; z-index: 1; top: 0; left: 0; display: grid; place-items: center; width: 62px; height: 62px; color: #fff; background: #176687; border: 9px solid var(--paper); font: 800 19px/1 var(--display); }
.contact-request-path h3 { margin: 0 0 12px; font: 800 31px/1 var(--display); text-transform: uppercase; }
.contact-request-path p { color: #4e6067; }
.ia-contact-intake .form-layout { align-items: start; }
.ia-contact-intake .contact-direct { border-width: 0 0 0 4px; }
.ia-preparation-list { padding: 28px 0 0 28px; border-width: 0 0 0 2px; background: transparent; }
.ia-preparation-list li { padding: 11px 0; border-bottom: 1px solid var(--line); }
.ia-contact-boundary > .wrap { display: grid; grid-template-columns: auto 1fr auto; gap: 34px; align-items: center; }
.ia-contact-boundary span { color: #176687; font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.ia-contact-boundary p { margin: 0; color: #4e6067; }
.ia-contact-boundary a { color: #176687; font-size: 11px; font-weight: 800; text-transform: uppercase; text-underline-offset: 5px; }

/* Shared service-route scaffolding — headers only; every information shape below differs. */
.ia-service-section { overflow: hidden; }
.ia-service-section .ia-section-intro { max-width: 970px; }
.ia-service-section .ia-section-intro h2 { max-width: 930px; }
.ia-service-section ol,
.ia-service-section dl { margin-bottom: 0; }
.ia-service-section h3 { font-family: var(--display); text-transform: uppercase; }
.ia-service-section li,
.ia-service-section dl > div { min-width: 0; }
.ia-related-paths .related-links a { transition: padding-left .18s ease, color .18s ease; }
.ia-related-paths .related-links a:hover,
.ia-related-paths .related-links a:focus-visible { padding-left: 10px; }

/* OSP — one physical route with waypoints, crossings, readiness, and handoff. */
.osp-route-register,
.osp-coordination-line,
.osp-context-crossings,
.osp-readiness-rail,
.osp-field-route { margin: 46px 0 0; padding: 0; list-style: none; }
.osp-route-register { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.osp-route-register::before { content: ''; position: absolute; top: 36px; right: 11%; left: 11%; height: 3px; background: #176687; }
.osp-route-register li { position: relative; padding: 78px 25px 0; }
.osp-route-register .ia-index { position: absolute; z-index: 1; top: 8px; left: 25px; display: grid; place-items: center; width: 56px; height: 56px; color: #fff; background: #176687; border: 8px solid var(--paper); font-size: 18px; }
.osp-route-register h3 { margin: 0 0 12px; font-size: 30px; }
.osp-route-register p { color: #4e6067; }
.osp-coordination-line { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); }
.osp-coordination-line::before { content: ''; position: absolute; top: 48px; right: 0; left: 0; height: 2px; background: linear-gradient(90deg, var(--cyan), var(--deep-blue)); }
.osp-coordination-line li { position: relative; min-height: 330px; padding: 90px 26px 26px; border-left: 1px solid var(--line); }
.osp-coordination-line li:last-child { border-right: 1px solid var(--line); }
.osp-coordination-line .ia-index { position: absolute; top: 23px; color: #071217; background: var(--cyan-light); padding: 8px; font-size: 17px; }
.osp-coordination-line h3 { color: #fff; font-size: 29px; }
.osp-coordination-line p { color: var(--muted); }
.osp-context-crossings { display: grid; gap: 0; border-top: 1px solid #9eb0b7; }
.osp-context-crossings li { display: grid; grid-template-columns: 90px minmax(230px, .65fr) minmax(0, 1fr); gap: 28px; padding: 28px 0; border-bottom: 1px solid #9eb0b7; }
.osp-context-crossings li:nth-child(even) { margin-left: 10%; }
.osp-context-crossings h3,
.osp-context-crossings p { margin: 0; }
.osp-context-crossings p { color: #4e6067; }
.osp-readiness-rail { position: relative; max-width: 1000px; margin-left: auto; }
.osp-readiness-rail::before { content: 'FIELD READINESS'; position: absolute; top: 0; bottom: 0; left: 0; width: 120px; display: grid; place-items: center; color: var(--cyan); border-right: 2px solid var(--cyan); font: 800 15px/1 var(--display); letter-spacing: .12em; text-transform: uppercase; writing-mode: vertical-rl; transform: rotate(180deg); }
.osp-readiness-rail li { display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 22px; margin-left: 120px; padding: 27px 0 27px 34px; border-bottom: 1px solid var(--line); }
.osp-readiness-rail h3 { margin: 0 0 9px; color: #fff; font-size: 28px; }
.osp-readiness-rail p { margin: 0; color: var(--muted); }
.osp-field-route { position: relative; max-width: 900px; margin-inline: auto; }
.osp-field-route::before { content: ''; position: absolute; top: 0; bottom: 0; left: 50%; border-left: 2px solid #176687; }
.osp-field-route li { position: relative; width: 50%; padding: 0 54px 58px 0; text-align: right; }
.osp-field-route li:nth-child(even) { margin-left: 50%; padding: 0 0 58px 54px; text-align: left; }
.osp-field-route .ia-index { position: absolute; top: 0; right: -25px; display: grid; place-items: center; width: 50px; height: 50px; color: #fff; background: #176687; border: 8px solid var(--paper); font-size: 16px; }
.osp-field-route li:nth-child(even) .ia-index { right: auto; left: -25px; }
.osp-field-route h3 { margin: 0 0 10px; font-size: 30px; }
.osp-field-route p { color: #4e6067; }

/* Data center — layered infrastructure stack, signal path, ledger, and change window. */
.dc-infrastructure-stack,
.dc-signal-path,
.dc-change-sequence { margin: 44px 0 0; padding: 0; list-style: none; }
.dc-infrastructure-stack li { display: grid; grid-template-columns: 90px minmax(240px, .55fr) minmax(0, 1fr); gap: 28px; align-items: center; min-height: 135px; margin-left: calc((var(--layer, 1) - 1) * 5%); padding: 25px 32px; color: #fff; background: #0d1a21; border-top: 1px solid var(--line-strong); }
.dc-infrastructure-stack li:nth-child(2) { margin-left: 6%; background: #11232c; }
.dc-infrastructure-stack li:nth-child(3) { margin-left: 12%; background: #15303b; }
.dc-infrastructure-stack li:nth-child(4) { margin-left: 18%; background: #173d4a; }
.dc-infrastructure-stack h3,
.dc-infrastructure-stack p { margin: 0; }
.dc-infrastructure-stack p { color: #c3d3d8; }
.dc-signal-path { display: grid; grid-template-columns: repeat(4, 1fr); align-items: stretch; }
.dc-signal-path li { position: relative; min-height: 310px; padding: 34px 26px; border-top: 2px solid var(--cyan); border-bottom: 1px solid var(--line); }
.dc-signal-path li::after { content: '→'; position: absolute; top: 36px; right: -12px; z-index: 2; color: var(--cyan); font: 800 25px/1 var(--display); }
.dc-signal-path li:last-child::after { content: ''; }
.dc-signal-path h3 { margin: 68px 0 12px; color: #fff; font-size: 29px; }
.dc-signal-path p { color: var(--muted); }
.dc-room-ledger,
.dc-record-spine { margin: 44px 0 0; }
.dc-room-ledger > div { display: grid; grid-template-columns: minmax(210px, .55fr) minmax(0, 1fr); gap: 42px; padding: 28px 0; border-top: 1px solid #9eb0b7; }
.dc-room-ledger > div:last-child { border-bottom: 1px solid #9eb0b7; }
.dc-room-ledger dt,
.dc-record-spine dt { color: #123f50; font: 800 30px/1 var(--display); text-transform: uppercase; }
.dc-room-ledger dt span,
.dc-record-spine dt span { display: inline-block; min-width: 58px; color: var(--blue); }
.dc-room-ledger dd,
.dc-record-spine dd { margin: 0; color: #4e6067; }
.dc-record-spine { position: relative; padding-left: 120px; }
.dc-record-spine::before { content: 'PROJECT RECORD'; position: absolute; top: 0; bottom: 0; left: 0; width: 86px; display: grid; place-items: center; color: var(--cyan); border-right: 2px solid var(--cyan); font: 800 13px/1 var(--display); letter-spacing: .11em; writing-mode: vertical-rl; transform: rotate(180deg); }
.dc-record-spine > div { padding: 27px 0; border-bottom: 1px solid var(--line); }
.dc-record-spine dt { color: #fff; }
.dc-record-spine dd { margin-top: 10px; color: var(--muted); }
.dc-change-sequence { display: grid; grid-template-columns: .8fr 1.15fr 1.15fr .8fr; align-items: stretch; }
.dc-change-sequence li { min-height: 290px; padding: 32px 25px; border-block: 1px solid #9eb0b7; }
.dc-change-sequence li:nth-child(2),
.dc-change-sequence li:nth-child(3) { color: #fff; background: #176687; border-color: #176687; }
.dc-change-sequence li:nth-child(3) { background: #103c4b; }
.dc-change-sequence h3 { margin: 62px 0 12px; font-size: 28px; }
.dc-change-sequence p { color: #4e6067; }
.dc-change-sequence li:nth-child(2) p,
.dc-change-sequence li:nth-child(3) p { color: #e4f2f5; }

/* Engineering — editorial brief, decision map, record sheet, authority tracks. */
.eng-editorial-brief,
.eng-record-sheet,
.eng-authority-tracks,
.eng-continuity-layers { margin: 46px 0 0; }
.eng-editorial-brief { display: grid; grid-template-columns: 210px minmax(0, 1fr); border-top: 3px solid #176687; }
.eng-editorial-brief > div { display: contents; }
.eng-editorial-brief dt { padding: 28px 28px 28px 0; color: #123f50; border-bottom: 1px solid #9eb0b7; font: 800 28px/1 var(--display); text-transform: uppercase; }
.eng-editorial-brief dt span { display: block; margin-bottom: 18px; color: var(--blue); font-size: 20px; }
.eng-editorial-brief dd { margin: 0; padding: 28px 0 28px 44px; color: #4e6067; border-bottom: 1px solid #9eb0b7; font-size: 18px; }
.eng-decision-map { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); margin: 46px 0 0; padding: 0; list-style: none; }
.eng-decision-map::before { content: ''; position: absolute; top: 43px; right: 10%; left: 10%; height: 2px; background: var(--cyan); }
.eng-decision-map li { position: relative; min-height: 340px; padding: 85px 27px 27px; }
.eng-decision-map li:nth-child(even) { margin-top: 42px; }
.eng-decision-map .ia-index { position: absolute; z-index: 1; top: 18px; display: grid; place-items: center; width: 50px; height: 50px; color: #071217; background: var(--cyan-light); border: 7px solid var(--panel); font-size: 16px; }
.eng-decision-map h3 { color: #fff; font-size: 30px; }
.eng-decision-map p { color: var(--muted); }
.eng-record-sheet { max-width: 960px; padding: 28px 54px; color: #0d171b; background: #fff; border-top: 8px solid #176687; box-shadow: 18px 18px 0 #bfd0d5; transform: rotate(-.3deg); }
.eng-record-sheet > div { display: grid; grid-template-columns: 90px minmax(180px, .45fr) minmax(0, 1fr); gap: 18px; padding: 25px 0; border-bottom: 1px solid #a7b7bd; }
.eng-record-sheet > div:last-child { border-bottom: 0; }
.eng-record-sheet dt { font: 800 28px/1 var(--display); text-transform: uppercase; }
.eng-record-sheet dt span { display: inline-block; min-width: 55px; color: var(--blue); }
.eng-record-sheet dd { grid-column: 3; margin: 0; color: #4e6067; }
.eng-authority-tracks { position: relative; }
.eng-authority-tracks::before { content: ''; position: absolute; top: 0; bottom: 0; left: 210px; border-left: 2px solid var(--cyan); }
.eng-authority-tracks > div { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 40px; min-height: 145px; }
.eng-authority-tracks dt { padding: 24px 34px 24px 0; color: #fff; font: 800 28px/1 var(--display); text-align: right; text-transform: uppercase; }
.eng-authority-tracks dt span { display: block; margin-bottom: 10px; color: var(--cyan); font-size: 16px; }
.eng-authority-tracks dd { position: relative; margin: 0; padding: 24px 0 24px 40px; color: var(--muted); border-bottom: 1px solid var(--line); }
.eng-authority-tracks dd::before { content: ''; position: absolute; top: 30px; left: -47px; width: 14px; height: 14px; background: var(--cyan); border: 5px solid var(--panel); }
.eng-continuity-layers { max-width: 940px; margin-inline: auto; }
.eng-continuity-layers > div { margin: 0 auto; padding: 24px 32px; border: 2px solid #176687; }
.eng-continuity-layers > div:nth-child(2) { width: 88%; }
.eng-continuity-layers > div:nth-child(3) { width: 76%; }
.eng-continuity-layers > div:nth-child(4) { width: 64%; }
.eng-continuity-layers dt { color: #123f50; font: 800 28px/1 var(--display); text-transform: uppercase; }
.eng-continuity-layers dt span { display: inline-block; min-width: 55px; color: var(--blue); }
.eng-continuity-layers dd { margin: 9px 0 0 55px; color: #4e6067; }

/* Splicing/testing — quality chain, trace, test brief, and record handoff. */
.splice-quality-chain,
.splice-trace-chain,
.splice-work-sequence,
.splice-record-handoff { margin: 46px 0 0; padding: 0; list-style: none; }
.splice-quality-chain { display: grid; grid-template-columns: repeat(4, 1fr); }
.splice-quality-chain li { position: relative; min-height: 310px; padding: 35px 25px; border-top: 1px solid #9eb0b7; border-bottom: 1px solid #9eb0b7; }
.splice-quality-chain li::after { content: '→'; position: absolute; top: 35px; right: -10px; z-index: 2; color: #176687; font: 800 24px/1 var(--display); }
.splice-quality-chain li:last-child::after { content: ''; }
.splice-quality-chain h3 { margin: 70px 0 12px; font-size: 29px; }
.splice-quality-chain p { color: #4e6067; }
.splice-trace-chain { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); padding-top: 75px; }
.splice-trace-chain::before { content: ''; position: absolute; top: 34px; right: 0; left: 0; height: 42px; background: linear-gradient(172deg, transparent 45%, #fff 46%, #fff 49%, transparent 50%), linear-gradient(188deg, transparent 45%, var(--cyan) 46%, var(--cyan) 49%, transparent 50%); background-size: 25% 100%, 33.33% 100%; }
.splice-trace-chain li { min-height: 290px; padding: 28px 24px; border-left: 1px solid var(--line); }
.splice-trace-chain li:last-child { border-right: 1px solid var(--line); }
.splice-trace-chain h3 { margin: 54px 0 12px; color: #fff; font-size: 28px; }
.splice-trace-chain p { color: var(--muted); }
.splice-work-sequence { position: relative; }
.splice-work-sequence::before { content: 'IDENTIFY   /   PREPARE   /   PERFORM   /   RECORD'; display: block; padding: 16px 0; color: #176687; border-block: 1px solid #9eb0b7; font-size: 10px; font-weight: 800; letter-spacing: .16em; word-spacing: 2em; }
.splice-work-sequence li { display: grid; grid-template-columns: 80px minmax(230px, .55fr) minmax(0, 1fr); gap: 28px; padding: 27px 0; border-bottom: 1px solid #9eb0b7; }
.splice-work-sequence h3,
.splice-work-sequence p { margin: 0; }
.splice-work-sequence p { color: #4e6067; }
.splice-test-brief { max-width: 980px; margin: 46px auto 0; border-left: 7px solid var(--cyan); }
.splice-test-brief > div { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 34px; padding: 24px 32px; border-bottom: 1px solid var(--line); }
.splice-test-brief dt { color: #fff; font: 800 29px/1 var(--display); text-transform: uppercase; }
.splice-test-brief dt span { display: inline-block; min-width: 55px; color: var(--cyan); }
.splice-test-brief dd { margin: 0; color: var(--muted); }
.splice-record-handoff { display: grid; grid-template-columns: .8fr 1fr 1.2fr 1fr; align-items: stretch; }
.splice-record-handoff li { min-height: 300px; padding: 32px 24px; border-top: 1px solid #9eb0b7; border-bottom: 1px solid #9eb0b7; }
.splice-record-handoff li:nth-child(2) { margin-top: 32px; }
.splice-record-handoff li:nth-child(3) { margin-top: 64px; }
.splice-record-handoff li:nth-child(4) { margin-top: 96px; }
.splice-record-handoff h3 { margin: 54px 0 12px; font-size: 28px; }
.splice-record-handoff p { color: #4e6067; }

/* Access/surveillance — facility zones and coverage context, not promises. */
.security-zone-story,
.security-zone-map,
.security-coverage-context,
.security-building-scope { margin: 46px 0 0; padding: 0; list-style: none; }
.security-zone-story { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); min-height: 430px; align-items: end; }
.security-zone-story::before { content: ''; position: absolute; inset: 0; border: 16px double #9fb0b7; pointer-events: none; }
.security-zone-story li { position: relative; z-index: 1; min-height: 220px; margin: 16px 0; padding: 30px 24px; background: rgba(255,255,255,.93); border-right: 1px solid #9eb0b7; }
.security-zone-story li:nth-child(2) { margin-top: 70px; }
.security-zone-story li:nth-child(3) { margin-top: 120px; }
.security-zone-story li:nth-child(4) { margin-top: 170px; }
.security-zone-story h3 { margin: 40px 0 12px; font-size: 27px; }
.security-zone-story p { color: #4e6067; }
.security-zone-map { display: grid; grid-template-columns: 1.2fr 1fr 1fr .8fr; min-height: 460px; }
.security-zone-map li { display: grid; align-content: center; padding: 26px; border: 2px solid var(--cyan); transform: skewY(-3deg); }
.security-zone-map li:nth-child(2) { margin: 42px 0; }
.security-zone-map li:nth-child(3) { margin: 84px 0; }
.security-zone-map li:nth-child(4) { margin: 126px 0; }
.security-zone-map h3 { color: #fff; font-size: 27px; }
.security-zone-map p { color: var(--muted); }
.security-coverage-context { display: grid; grid-template-columns: repeat(4, 1fr); align-items: end; min-height: 360px; border-bottom: 4px solid #176687; }
.security-coverage-context li { position: relative; isolation: isolate; min-height: 260px; display: grid; align-content: end; padding: 34px 24px; }
.security-coverage-context li::before { content: ''; position: absolute; z-index: -1; inset: 0; border: 2px dashed #176687; clip-path: polygon(50% 0,100% 100%,0 100%); }
.security-coverage-context h3 { margin: 0 0 12px; font-size: 27px; text-align: center; }
.security-coverage-context p { color: #4e6067; font-size: 13px; text-align: center; }
.security-building-scope li { display: grid; grid-template-columns: 80px minmax(240px, .55fr) minmax(0, 1fr); gap: 28px; padding: 27px 0; border-top: 1px solid var(--line); }
.security-building-scope li:nth-child(even) { margin-left: 10%; }
.security-building-scope h3,
.security-building-scope p { margin: 0; }
.security-building-scope h3 { color: #fff; }
.security-building-scope p { color: var(--muted); }
.security-handoff-rail { position: relative; margin: 46px 0 0 120px; }
.security-handoff-rail::before { content: 'PROJECT HANDOFF'; position: absolute; top: 0; bottom: 0; left: -120px; width: 86px; display: grid; place-items: center; color: #176687; border-right: 2px solid #176687; font: 800 13px/1 var(--display); letter-spacing: .12em; writing-mode: vertical-rl; transform: rotate(180deg); }
.security-handoff-rail > div { display: grid; grid-template-columns: minmax(220px, .55fr) minmax(0, 1fr); gap: 34px; padding: 26px 0; border-bottom: 1px solid #9eb0b7; }
.security-handoff-rail dt { color: #123f50; font: 800 29px/1 var(--display); text-transform: uppercase; }
.security-handoff-rail dt span { display: inline-block; min-width: 55px; color: var(--blue); }
.security-handoff-rail dd { margin: 0; color: #4e6067; }

/* Photography credits are a provenance ledger: comparable records justify rows,
   but not a repeated two-up card wall. */
.ia-credit-ledger { margin: 0; padding: 0; list-style: none; border-top: 1px solid #9eb0b7; }
.ia-credit-ledger .credit-card {
  display: grid;
  grid-template-columns: 72px minmax(220px, .65fr) minmax(260px, 1fr) auto;
  gap: 28px;
  align-items: start;
  min-height: 0;
  padding: 30px 0;
  border: 0;
  border-bottom: 1px solid #9eb0b7;
}
.ia-credit-ledger .credit-card > span { position: static; color: var(--blue); font: 800 32px/1 var(--display); }
.ia-credit-ledger .credit-card h2 { margin: 0; font-size: 31px; }
.ia-credit-ledger .credit-card p { margin: 0; }
.ia-credit-ledger .credit-card small { grid-column: 3 / -1; margin: 0; }
.ia-credit-ledger .credit-links { margin: 0; flex-direction: column; }

@media (max-width: 1020px) {
  .ia-section-intro.split,
  .proof-editorial,
  .ia-entry-split > .wrap,
  .ia-scope-current .wrap,
  .ia-industry-prompt > .wrap,
  .ia-commercial-facts > .wrap,
  .ia-about-proof > .wrap { grid-template-columns: 1fr; gap: 38px; }
  .proof-editorial > div,
  .ia-entry-split > .wrap > div:first-child { position: static; }
  .home-pathway-step-2,
  .home-pathway-step-3,
  .home-pathway-step-4 { margin-left: 0; }
  .home-pathway-copy { grid-template-columns: 1fr 1fr; }
  .home-pathway-copy a { grid-column: 1 / -1; }
  .ia-services-map .service-map-band,
  .ia-services-map .service-map-band:nth-child(even) { grid-template-columns: 64px minmax(220px, .75fr) minmax(300px, 1.25fr); gap: 25px; }
  .capability-weave li { grid-template-columns: minmax(200px, .65fr) minmax(0, 1.35fr); }
  .capability-weave a { grid-column: 2; }
  .capability-weave li:nth-child(even),
  .sector-strip:nth-child(even),
  .sector-strip:nth-child(3n) { margin: 0; padding-left: 0; }
  .sector-strip { grid-template-columns: 65px minmax(200px, .65fr) minmax(0, 1fr); }
  .sector-axis { display: none; }
  .process-photo-story { grid-template-columns: 1fr; }
  .process-photo-main img { min-height: 440px; }
  .process-photo-asides { grid-template-columns: 1fr 1fr; }
  .field-note { grid-template-columns: 150px minmax(0, 1fr); gap: 36px; }
  .principle-timeline::before { left: 39%; }
  .principle-timeline li { width: 43%; }
  .principle-timeline li:nth-child(even) { margin-left: 39%; }
  .osp-route-register,
  .osp-coordination-line,
  .dc-signal-path,
  .splice-quality-chain,
  .splice-trace-chain,
  .security-zone-story,
  .security-zone-map,
  .security-coverage-context { grid-template-columns: 1fr 1fr; }
  .osp-route-register::before,
  .osp-coordination-line::before,
  .eng-decision-map::before { display: none; }
  .osp-route-register li,
  .osp-coordination-line li { border-bottom: 1px solid var(--line); }
  .dc-infrastructure-stack li:nth-child(n) { margin-left: 0; }
  .dc-change-sequence,
  .splice-record-handoff { grid-template-columns: 1fr 1fr; }
  .splice-record-handoff li:nth-child(n) { margin-top: 0; }
  .eng-decision-map { grid-template-columns: 1fr 1fr; }
  .eng-decision-map li:nth-child(even) { margin-top: 0; }
  .security-zone-story li:nth-child(n),
  .security-zone-map li:nth-child(n) { margin: 0; transform: none; }
  .ia-credit-ledger .credit-card { grid-template-columns: 60px minmax(190px, .55fr) minmax(0, 1fr); }
  .ia-credit-ledger .credit-links { grid-column: 2; }
  .ia-credit-ledger .credit-card small { grid-column: 3; }
}

@media (max-width: 760px) {
  .ia-section-intro > p { font-size: 16px; }
  .proof-strip.ia-proof-ribbon { grid-template-columns: 1fr; }
  .home-pathway::before { left: 27px; }
  .home-pathway-step { grid-template-columns: 65px 1fr; min-height: 0; padding: 26px 0 36px; }
  .home-pathway-step::after { left: 65px; }
  .home-pathway-marker { width: 54px; height: 54px; border-width: 7px; }
  .home-pathway-copy { display: block; }
  .home-pathway-copy p { margin-top: 14px; }
  .home-pathway-copy a { display: inline-block; margin-top: 17px; white-space: normal; }
  .project-start-sequence,
  .contact-request-path { grid-template-columns: 1fr; gap: 0; padding-left: 70px; }
  .project-start-sequence::before,
  .contact-request-path::before { top: 0; right: auto; bottom: 0; left: 27px; width: 2px; height: auto; }
  .project-start-sequence li,
  .contact-request-path li { min-height: 180px; padding: 5px 0 38px; }
  .project-start-sequence li > span,
  .contact-request-path li > span { top: 0; left: -70px; width: 54px; height: 54px; border-width: 7px; }
  .proof-editorial dl > div,
  .ia-about-proof dl > div { grid-template-columns: 1fr; gap: 10px; }
  .ia-services-map .major-service-index::before { left: 27px; }
  .ia-services-map .service-map-band,
  .ia-services-map .service-map-band:nth-child(even) {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 17px;
    min-height: 0;
    padding: 46px 0;
  }
  .service-map-rail { grid-row: 1 / span 2; }
  .service-map-rail span { width: 54px; height: 54px; border-width: 7px; }
  .ia-services-map .service-map-band:nth-child(even) .service-map-copy,
  .ia-services-map .service-map-band:nth-child(even) .service-map-photo { order: initial; }
  .service-map-copy { grid-column: 2; }
  .service-map-photo { grid-column: 2; }
  .service-map-photo img { min-height: 0; aspect-ratio: 4 / 3; }
  .service-paths.ia-entry-split > .wrap > .entry-split-track { grid-template-columns: 1fr; }
  .entry-junction { min-height: 72px; }
  .entry-junction::before { top: 50%; right: 0; bottom: auto; left: 0; border-top: 1px solid var(--line-strong); border-left: 0; }
  .entry-split-track article { min-height: 0; }
  .entry-split-track h3 { margin-top: 34px; }
  .capability-weave li { display: block; }
  .capability-weave li:nth-child(even) { padding-left: 0; }
  .capability-weave p,
  .capability-weave a { display: block; margin-top: 13px; }
  .scope-current-line { display: grid; grid-template-columns: 1fr; gap: 8px; }
  .scope-current-line i { width: 2px; min-width: 0; height: 28px; margin-left: 10px; }
  .scope-current-line i::after { display: none; }
  .sector-strip { display: grid; grid-template-columns: 55px 1fr; gap: 16px; min-height: 0; padding: 30px 0; }
  .sector-strip p { grid-column: 2; margin: 0; }
  .process-photo-main img { min-height: 0; aspect-ratio: 4 / 3; }
  .process-photo-asides { grid-template-columns: 1fr; }
  .process-rail::before { left: 26px; }
  .process-rail > li { grid-template-columns: 65px 1fr; gap: 16px; min-height: 0; }
  .process-rail-marker span { width: 54px; height: 54px; border-width: 7px; }
  .process-rail > li article { display: block; padding-bottom: 42px; }
  .process-gate { margin-bottom: 22px; }
  .process-rail h3 { font-size: 31px; }
  .field-note { grid-template-columns: 1fr; gap: 24px; padding: 50px 0; }
  .field-note > aside { display: grid; grid-template-columns: auto 1fr; column-gap: 20px; }
  .field-note > aside b,
  .field-note > aside small { grid-column: 2; margin-top: 0; }
  .field-note-story > section { grid-template-columns: 1fr; gap: 12px; }
  .principle-timeline::before { left: 26px; }
  .principle-timeline li,
  .principle-timeline li:nth-child(even) { grid-template-columns: 62px 1fr; width: auto; min-height: 0; margin: 0; padding: 24px 0; }
  .principle-timeline .ia-index { position: relative; z-index: 1; display: grid; place-items: center; width: 52px; height: 52px; color: #071217; background: var(--cyan-light); border: 7px solid var(--panel); font-size: 16px; }
  .ia-contact-boundary > .wrap { grid-template-columns: 1fr; gap: 16px; }

  .osp-route-register,
  .osp-coordination-line,
  .dc-signal-path,
  .dc-change-sequence,
  .eng-decision-map,
  .splice-quality-chain,
  .splice-trace-chain,
  .splice-record-handoff,
  .security-zone-story,
  .security-zone-map,
  .security-coverage-context { grid-template-columns: 1fr; }
  .osp-route-register li { padding: 22px 0 30px 65px; }
  .osp-route-register .ia-index { top: 16px; left: 0; }
  .osp-coordination-line li { min-height: 0; padding: 28px 0 32px 65px; border-left: 0; }
  .osp-coordination-line li:last-child { border-right: 0; }
  .osp-coordination-line .ia-index { top: 27px; left: 0; }
  .osp-context-crossings li,
  .splice-work-sequence li,
  .security-building-scope li { grid-template-columns: 55px 1fr; gap: 16px; }
  .osp-context-crossings li:nth-child(even),
  .security-building-scope li:nth-child(even) { margin-left: 0; }
  .osp-context-crossings p,
  .splice-work-sequence p,
  .security-building-scope p { grid-column: 2; }
  .osp-readiness-rail { margin-left: 0; padding-left: 62px; }
  .osp-readiness-rail::before { width: 45px; }
  .osp-readiness-rail li { grid-template-columns: 1fr; margin-left: 0; padding-left: 0; }
  .osp-field-route::before { left: 24px; }
  .osp-field-route li,
  .osp-field-route li:nth-child(even) { width: auto; margin: 0; padding: 0 0 48px 68px; text-align: left; }
  .osp-field-route .ia-index,
  .osp-field-route li:nth-child(even) .ia-index { right: auto; left: 0; }
  .dc-infrastructure-stack li { grid-template-columns: 55px 1fr; gap: 16px; padding: 24px 0; background: transparent !important; border-bottom: 1px solid #9eb0b7; }
  .dc-infrastructure-stack p { grid-column: 2; color: #4e6067; }
  .dc-room-ledger > div,
  .security-handoff-rail > div { grid-template-columns: 1fr; gap: 12px; }
  .dc-record-spine,
  .security-handoff-rail { margin-left: 0; padding-left: 62px; }
  .dc-record-spine::before,
  .security-handoff-rail::before { left: 0; width: 45px; }
  .dc-change-sequence li { min-height: 0; }
  .eng-editorial-brief { grid-template-columns: 1fr; }
  .eng-editorial-brief > div { display: block; border-bottom: 1px solid #9eb0b7; }
  .eng-editorial-brief dt,
  .eng-editorial-brief dd { padding: 22px 0; border: 0; }
  .eng-decision-map li { min-height: 0; padding: 82px 0 30px; }
  .eng-record-sheet { padding: 24px; box-shadow: 10px 10px 0 #bfd0d5; }
  .eng-record-sheet > div { grid-template-columns: 1fr; }
  .eng-record-sheet dd { grid-column: 1; }
  .eng-authority-tracks::before { left: 24px; }
  .eng-authority-tracks > div { grid-template-columns: 65px 1fr; gap: 14px; }
  .eng-authority-tracks dt { padding: 24px 0; font-size: 0; }
  .eng-authority-tracks dt span { font-size: 16px; }
  .eng-authority-tracks dd { padding-left: 18px; }
  .eng-authority-tracks dd::before { left: -48px; }
  .eng-continuity-layers > div:nth-child(n) { width: auto; }
  .splice-trace-chain::before { display: none; }
  .splice-trace-chain li { min-height: 0; padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .splice-trace-chain li:last-child { border-right: 0; }
  .splice-trace-chain h3 { margin-top: 18px; }
  .splice-test-brief > div { grid-template-columns: 1fr; gap: 12px; }
  .splice-record-handoff li { min-height: 0; }
  .security-zone-story { min-height: 0; }
  .security-zone-story::before { display: none; }
  .security-zone-story li { min-height: 0; margin: 0; padding: 28px 0; border-right: 0; border-bottom: 1px solid #9eb0b7; background: transparent; }
  .security-zone-map li { min-height: 190px; }
  .security-coverage-context { border-bottom: 0; }
  .security-coverage-context li { min-height: 220px; }
  .ia-credit-ledger .credit-card { display: grid; grid-template-columns: 48px 1fr; gap: 16px; }
  .ia-credit-ledger .credit-card p,
  .ia-credit-ledger .credit-links,
  .ia-credit-ledger .credit-card small { grid-column: 2; }
}

@media (max-width: 380px) {
  .home-pathway-copy h3,
  .service-map-copy h3 { overflow-wrap: anywhere; }
  .entry-split-track .btn { width: 100%; }
  .field-note > aside > span { font-size: 50px; }
  .eng-record-sheet { margin-right: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  .ia-service-experience *,
  .ia-home-pathways *,
  .ia-services-map * { transition: none !important; }
}