/* Working colours derived from the supplied reference, not official brand specifications. */
:root {
  --navy: #071f38;
  --navy-soft: #122e49;
  --blue: #1262cd;
  --blue-light: #7cb7ff;
  --ink: #142d43;
  --muted: #576676;
  --paper: #f1f3f4;
  --line: #cdd5dc;
  --white: #fff;
  --gutter: clamp(24px, 5vw, 88px);
  --content: 1280px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 112px; }
body { margin: 0; background: var(--white); color: var(--ink); font: 16px/1.6 "Segoe UI", Arial, sans-serif; }
h1, h2, h3, p, figure { margin: 0; }
h1, h2, h3 { font-weight: 600; line-height: 1.08; letter-spacing: -.045em; }
h2 { font-size: clamp(36px, 3.8vw, 54px); }
a { color: inherit; text-decoration: none; touch-action: manipulation; }
button { font: inherit; cursor: pointer; touch-action: manipulation; }
img { display: block; max-width: 100%; height: auto; }
a:focus-visible, button:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--blue); outline-offset: 6px; }
.hero a:focus-visible, .contact a:focus-visible { outline-color: var(--blue-light); }
.wrap { width: min(var(--content), calc(100% - var(--gutter) * 2)); margin-inline: auto; }
.section { padding-block: 106px; }
.eyebrow, .section-tag, .index { font-family: Consolas, "Courier New", monospace; font-size: 11px; line-height: 1.5; font-weight: 400; letter-spacing: .08em; }
.eyebrow { text-transform: uppercase; }
.section-top { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-bottom: 48px; }
.section-tag { color: var(--muted); font-size: 11px; }
.skip-link { position: fixed; z-index: 20; top: 12px; left: 16px; padding: 12px 20px; color: white; background: var(--navy); transform: translateY(-180%); }
.skip-link:focus { transform: none; }
.site-header { position: sticky; z-index: 10; top: 0; background: white; border-bottom: 1px solid var(--line); }
.header-inner { min-height: 100px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-block; flex: 0 0 auto; }
.brand img { width: 151px; height: auto; }
nav { display: flex; align-items: center; gap: 38px; font-size: 14px; font-weight: 600; }
nav a { position: relative; display: inline-flex; align-items: center; min-height: 46px; }
nav a:not(.nav-enquiry)::after { content: ""; position: absolute; bottom: 4px; left: 0; width: 100%; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
nav a:hover::after, nav a[aria-current="location"]::after { transform: scaleX(1); }
.nav-enquiry { color: white; background: var(--navy); padding: 12px 20px; gap: 29px; transition: background .2s; }
.nav-enquiry:hover { background: var(--blue); }
.nav-enquiry span { font-size: 18px; }
.menu-toggle { display: none; align-items: center; gap: 16px; border: 0; padding: 12px 0 12px 12px; background: transparent; color: var(--ink); font-size: 14px; min-height: 46px; }
.menu-lines { width: 22px; height: 12px; display: block; position: relative; border-block: 1px solid var(--navy); }
.menu-lines::after { content: ""; position: absolute; top: 5px; right: 0; width: 15px; border-top: 1px solid var(--navy); }
/* One photographic plane; the dark left edge provides a calm reading surface. */
.hero { position: relative; isolation: isolate; min-height: 610px; height: min(720px, calc(100svh - 101px)); color: white; background: var(--navy); display: flex; flex-direction: column; justify-content: flex-end; }
.hero-image, .hero-shade { position: absolute; inset: 0; z-index: -2; }
.hero-image { overflow: hidden; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; object-position: 72% 45%; }
.hero-shade { z-index: -1; background: linear-gradient(90deg, #071f38fa 0%, #071f38e8 26%, #071f3899 48%, #071f3820 75%), linear-gradient(0deg, #071f38eb 0%, transparent 35%); }
.hero-content { padding-top: 42px; padding-bottom: 50px; position: relative; }
.hero .eyebrow { display: flex; gap: 12px; align-items: center; color: #dce6f0; margin-bottom: 23px; font-size: 11px; }
.signal { width: 6px; height: 6px; background: var(--blue-light); }
.hero h1 { font-size: clamp(48px, 5.25vw, 76px); line-height: 1.02; letter-spacing: -.045em; font-weight: 600; }
.hero h1 span { color: #8dbfff; }
.hero-intro { color: #dbe4ed; font-size: 15px; line-height: 1.65; margin-top: 23px; max-width: 400px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 42px; padding: 15px 23px; min-height: 54px; background: var(--blue); color: white; font-size: 14px; font-weight: 600; transition: background .2s; }
.button span { font-size: 21px; line-height: 1; transition: transform .2s; }
.button:hover { background: #0d51b0; }
.button:hover span { transform: translate(2px,-2px); }
.hero .button { margin-top: 27px; }
.hero-coverage { color: #b9cbdc; font-size: 12px; margin-top: 13px; letter-spacing: .02em; }
.hero-bottom { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-top: 1px solid #ffffff42; padding-block: 20px; font-size: 12px; }
.hero-bottom p span { color: #78abeb; padding-inline: 15px; }
.hero-bottom a { display: inline-flex; align-items: center; gap: 28px; min-height: 30px; }
.hero-bottom a:hover { color: var(--blue-light); }
.hero-bottom a span { font-size: 18px; }
.air-route { position: absolute; right: 0; bottom: 105px; width: 45%; height: auto; z-index: -1; pointer-events: none; }
.route-guide { stroke: #ffffff70; stroke-width: 1; }
.route-main { stroke: #448ff3; stroke-width: 2; }
.air-route circle { fill: #7cb7ff; }
.hero-content { animation: enter .55s ease both; }
@keyframes enter { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.capabilities-layout { display: grid; grid-template-columns: 1fr 1.35fr; gap: 9%; }
.section-intro h2 { font-size: clamp(34px, 3.3vw, 47px); }
.section-intro p { max-width: 345px; font-size: 15px; color: var(--muted); margin-top: 25px; }
.inline-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 35px; min-height: 44px; padding-block: 8px; font-size: 14px; font-weight: 600; border-bottom: 1px solid currentColor; }
.inline-link span { font-size: 19px; transition: transform .2s; }
.inline-link:hover { color: var(--blue); }
.inline-link:hover span { transform: translate(2px,-2px); }
.section-intro .inline-link { margin-top: 28px; }
.scope-row { display: grid; grid-template-columns: 28px 1fr; align-items: baseline; gap: 18px; padding: 23px 0; border-top: 1px solid var(--line); }
.scope-row:last-child { border-bottom: 1px solid var(--line); }
.index { color: #59718c; font-size: 11px; }
.scope-row h3 { font-size: clamp(18px, 1.65vw, 24px); letter-spacing: -.035em; }
.environments { display: flex; gap: 50px; align-items: baseline; margin-top: 72px; padding-top: 26px; border-top: 1px solid var(--line); }
.environments .eyebrow { color: var(--muted); font-size: 11px; white-space: nowrap; }
.environments ul { list-style: none; display: flex; gap: 40px; padding: 0; margin: 0; font-size: 15px; }
.environments li::before { content: "/"; color: var(--blue); margin-right: 18px; }
.work { background: var(--navy); color: white; }
.work .section-top { border-top: 1px solid #ffffff35; padding-top: 22px; margin-bottom: 46px; }
.work-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: end; margin-bottom: 53px; }
.work-heading h2 { line-height: 1.06; }
.work-heading h2 span { color: #8ebfff; }
.work-heading>p { max-width: 325px; color: #bdccdb; font-size: 15px; margin-left: auto; margin-bottom: 5px; }
.work-layout { display: grid; grid-template-columns: 1fr 1.08fr; gap: 7%; align-items: start; }
.image-frame { overflow: hidden; background: #20384c; }
.image-frame img { width: 100%; height: 100%; object-fit: cover; }
.work-primary .image-frame { aspect-ratio: 3/4; }
.work-primary img { object-position: 50% 35%; }
.work-secondary { padding-top: 92px; }
.work-secondary>figure .image-frame { aspect-ratio: 1.2; }
.work-secondary>figure img { object-position: 50% 42%; }
.work figcaption { display: flex; justify-content: space-between; gap: 12px; padding-top: 15px; color: #ccd8e4; font: 12px/1.6 Consolas, monospace; }
.work-detail { margin-top: 49px; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.work-detail .image-frame { aspect-ratio: 3/4; }
.work-detail p { color: #9cb5cc; font-size: 19px; letter-spacing: -.025em; line-height: 1.4; }
.work-context { color: #a7bbce; font-size: 13px; margin-top: 33px; max-width: 600px; }
.project-update { display: grid; grid-template-columns: .8fr 1.7fr auto; gap: 40px; align-items: start; margin-top: 58px; padding-top: 30px; border-top: 1px solid #ffffff35; }
.project-update>.eyebrow { color: #99c6ff; font-size: 11px; padding-top: 4px; }
.project-update h3 { font-size: 24px; margin-bottom: 15px; }
.project-update p:not(.eyebrow) { font-size: 14px; color: #c4d2df; max-width: 520px; }
.project-update p.update-note { margin-top: 15px; font-size: 12px; color: #9db1c5; }
.project-update .inline-link { border-color: #627c95; color: white; white-space: nowrap; margin-top: -6px; }
.project-update .inline-link:hover { color: #99c6ff; }
.about { background: var(--paper); }
.about-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 12%; align-items: center; }
.about-image { position: relative; padding-right: 20px; }
.about-image::before { content: ""; position: absolute; right: 0; top: -22px; width: 45%; height: 65%; border-top: 2px solid var(--blue); border-right: 2px solid var(--blue); border-top-right-radius: 75px; }
.about-image img { position: relative; width: 100%; aspect-ratio: .89; object-fit: cover; object-position: 50% 37%; }
.about-image figcaption { font: 11px/1.6 Consolas, monospace; letter-spacing: .08em; color: var(--muted); margin-top: 15px; }
.about-copy .eyebrow { margin-bottom: 25px; }
.about-copy h2 { font-size: clamp(35px, 3.5vw, 49px); }
.about-copy>p:not(.eyebrow) { color: var(--muted); font-size: 15px; max-width: 475px; margin-top: 18px; }
.about-copy p.about-lead { font-size: 17px; color: var(--ink); line-height: 1.5; margin-top: 27px; }
.approach-line { display: flex; flex-wrap: wrap; gap: 11px 19px; border-top: 1px solid var(--line); padding-top: 20px; margin-top: 26px; font-size: 12px; }
.approach-line span::before { content: "/"; color: var(--blue); margin-right: 10px; }
.about-copy .inline-link { margin-top: 20px; }
.contact { background: var(--navy); color: white; position: relative; }
.contact .section-tag { color: #99c6ff; }
.contact .section-top { margin-bottom: 44px; }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 8%; align-items: end; }
.contact h2 { font-size: clamp(43px, 5vw, 70px); }
.contact-layout>div>p:first-child { max-width: 390px; color: #c4d4e3; font-size: 15px; margin-bottom: 27px; }
.contact-email { display: flex; align-items: center; justify-content: space-between; gap: 22px; border-bottom: 1px solid #7196bc; padding-bottom: 13px; font-size: clamp(16px, 1.8vw, 25px); line-height: 1.4; letter-spacing: -.025em; }
.contact-email:hover { color: #99c6ff; }
.contact-email span { font-size: 30px; line-height: 1; }
.email-note { font-size: 12px; color: #a8bfd5; margin-top: 12px; }
.site-footer { padding-block: 33px 24px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-bottom: 27px; }
.footer-top .brand img { width: 137px; }
.footer-top .inline-link { font-size: 12px; border: 0; gap: 22px; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; font-size: 12px; color: var(--muted); }
.footer-bottom p>span { margin-left: 25px; }
@media (min-width: 1700px) { .hero-image img { object-position: 70% 48%; } }
@media (max-width: 1100px) {
  nav { gap: 25px; }
  .hero { min-height: 590px; }
  .hero h1 { font-size: 60px; }
  .capabilities-layout { gap: 6%; grid-template-columns: 1fr 1.3fr; }
  .scope-row { grid-template-columns: 20px 1fr; gap: 12px; padding-block: 18px; }
  .scope-row h3 { font-size: 21px; }
  .environments { gap: 28px; }
  .environments ul { gap: 24px; font-size: 13px; }
  .environments li::before { margin-right: 10px; }
  .work-layout { gap: 6%; }
  .project-update { grid-template-columns: .7fr 1.6fr; gap: 30px; }
  .project-update>.inline-link { grid-column: 2; width: max-content; margin-top: -8px; }
  .about-layout { gap: 7%; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 89px; }
  .section { padding-block: 67px; }
  .header-inner { min-height: 82px; }
  .brand img { width: 148px; }
  .js .menu-toggle:not([hidden]) { display: flex; }
  .js nav { display: none; position: absolute; top: 100%; inset-inline: 0; padding: 15px var(--gutter) 25px; background: white; border-bottom: 1px solid var(--line); }
  .js nav.open { display: flex; flex-direction: column; align-items: stretch; gap: 5px; }
  .js nav a { padding: 13px 0; min-height: 48px; }
  .js nav .nav-enquiry { padding-inline: 18px; margin-top: 8px; justify-content: space-between; }
  .menu-toggle[aria-expanded="true"] .menu-lines { border-bottom-color: transparent; transform: rotate(45deg); height: 1px; }
  .menu-toggle[aria-expanded="true"] .menu-lines::after { top: -1px; width: 22px; transform: rotate(90deg); }
  html:not(.js) .header-inner { flex-wrap: wrap; padding-block: 15px; gap: 10px; }
  html:not(.js) nav { flex-wrap: wrap; gap: 10px 20px; }
  .hero { height: min(740px, calc(100svh - 83px)); min-height: 650px; }
  .hero-content { padding-top: 50px; padding-bottom: 30px; }
  .hero h1 { font-size: clamp(46px, 9vw, 63px); }
  .hero-intro { font-size: 15px; max-width: 310px; }
  .hero .eyebrow { font-size: 11px; margin-bottom: 22px; }
  .hero .button { margin-top: 23px; }
  .hero-bottom { display: block; padding-block: 17px; font-size: 12px; }
  .hero-bottom p span { padding-inline: 8px; }
  .hero-bottom a { margin-top: 12px; gap: 20px; }
  .air-route { width: 54%; bottom: 145px; opacity: .8; }
  .section-top { margin-bottom: 33px; }
  .section-tag { font-size: 11px; }
  .capabilities-layout { grid-template-columns: 1fr; gap: 35px; }
  .section-intro h2 { font-size: 39px; }
  .section-intro p { max-width: 450px; margin-top: 20px; }
  .section-intro .inline-link { margin-top: 18px; }
  .scope-row { grid-template-columns: 25px 1fr; row-gap: 9px; padding-block: 19px; }
  .scope-row h3 { font-size: 23px; }
  .environments { display: block; margin-top: 36px; padding-top: 23px; }
  .environments ul { margin-top: 18px; gap: 10px 24px; flex-wrap: wrap; font-size: 13px; }
  .environments li::before { margin-right: 9px; }
  .work .section-top { margin-bottom: 32px; }
  .work-heading { display: block; margin-bottom: 32px; }
  .work-heading h2 { font-size: 41px; }
  .work-heading>p { margin: 22px 0 0; max-width: 350px; font-size: 15px; }
  .work-layout { grid-template-columns: 1fr; gap: 32px; }
  .work-primary .image-frame { aspect-ratio: 1.15; }
  .work-primary img { object-position: 50% 18%; }
  .work-secondary { padding-top: 0; }
  .work-secondary>figure .image-frame { aspect-ratio: 1.1; }
  .work-detail { margin-top: 32px; grid-template-columns: 1fr 1fr; gap: 22px; }
  .work-detail p { font-size: 20px; }
  .work figcaption { font-size: 12px; }
  .work-context { font-size: 13px; margin-top: 28px; }
  .project-update { display: block; margin-top: 35px; padding-top: 25px; }
  .project-update h3 { margin-top: 18px; }
  .project-update>.inline-link { margin-top: 20px; }
  .about-layout { display: flex; flex-direction: column-reverse; gap: 42px; align-items: stretch; }
  .about-copy h2 { font-size: 39px; }
  .about-copy>p:not(.eyebrow) { max-width: 540px; }
  .about-image { max-width: 410px; width: 85%; margin-left: auto; padding-right: 15px; }
  .about-image img { aspect-ratio: 1.03; }
  .about-image::before { top: -15px; }
  .contact-layout { grid-template-columns: 1fr; gap: 30px; }
  .contact h2 { font-size: 48px; }
  .contact-layout>div>p:first-child { max-width: 430px; font-size: 15px; margin-bottom: 24px; }
  .contact-email { font-size: clamp(15px, 4.5vw, 25px); gap: 10px; }
  .contact-email span { font-size: 25px; }
  .footer-bottom { display: block; font-size: 12px; }
  .footer-bottom p>span { margin-left: 15px; }
}
@media (max-width: 640px) {
  .hero-image img { object-position: 48% 12%; }
  .hero-shade { background: linear-gradient(90deg, #071f38e8, #071f3870), linear-gradient(0deg, #071f38f5 0%, #071f38b0 20%, #071f3810 70%); }
}
@media (max-width: 380px) {
  .hero { min-height: 610px; }
  .hero h1 { font-size: 46px; }
  .hero-intro { font-size: 14px; }
  .hero-content { padding-top: 50px; padding-bottom: 25px; }
  .hero-bottom p { line-height: 1.9; }
  .hero-bottom p span { padding-inline: 4px; }
  .section-intro h2, .about-copy h2 { font-size: 34px; }
  .scope-row h3 { font-size: 21px; }
  .work-detail p { font-size: 18px; }
  .footer-bottom p>span { display: block; margin: 4px 0 0; }
}
@media (max-width: 760px) and (max-height: 740px) {
  .hero { height: calc(100svh - 83px); min-height: 550px; }
  .hero-content { padding-top: 26px; padding-bottom: 20px; }
  .hero h1 { font-size: 40px; }
  .hero .eyebrow { margin-bottom: 18px; }
  .hero-intro { font-size: 14px; line-height: 1.5; margin-top: 18px; }
  .hero .button { margin-top: 18px; min-height: 50px; padding-block: 13px; }
  .hero-coverage { margin-top: 10px; }
  .hero-bottom { padding-block: 14px; }
  .hero-bottom a { margin-top: 8px; }
  .air-route { bottom: 125px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}