@charset "UTF-8";
:root {
  --paper: #f5f4f1;
  --white: #ffffff;
  --ink: #26282a;
  --muted: #5f6263;
  --coal: #202326;
  --coal-deep: #171a1d;
  --burgundy: #792123;
  --accent: #b85743;
  --line: #d8d5cf;
  --max: 1220px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Arial, Helvetica, sans-serif; line-height: 1.55; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
.wrap { width: min(calc(100% - 64px), var(--max)); margin-inline: auto; }
.skip-link { position: absolute; z-index: 50; top: -100px; left: 16px; padding: 10px 14px; background: var(--white); color: var(--ink); }
.skip-link:focus { top: 12px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; letter-spacing: -.035em; line-height: 1.08; }
h2 { font-size: clamp(2.65rem, 4.3vw, 4.7rem); }
h2 em { color: var(--burgundy); font-weight: 400; }
.eyebrow { font-size: .75rem; font-weight: 700; line-height: 1.4; letter-spacing: .19em; text-transform: uppercase; }
.accent-text { color: var(--burgundy); }
.section { padding-block: clamp(76px, 8.3vw, 132px); }

/* The supplied mark sits in a quiet, light header to preserve its fine detail. */
.site-header { position: relative; z-index: 10; background: #faf9f7; border-bottom: 1px solid #e5e1db; }
.header-inner { width: min(calc(100% - 64px), var(--max)); margin-inline: auto; min-height: 134px; display: flex; align-items: center; gap: 42px; }
.brand { display: block; flex: 0 0 auto; }
.brand img { width: 138px; height: auto; }
.desktop-nav { display: flex; align-items: center; gap: clamp(20px, 2.7vw, 42px); margin-left: auto; }
.desktop-nav a, .header-contact { text-decoration: none; font-size: .79rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.desktop-nav a { padding: 12px 0; transition: color .2s ease; }
.desktop-nav a:hover { color: var(--burgundy); }
.header-contact { padding: 13px 20px; border: 1px solid var(--burgundy); color: var(--burgundy); white-space: nowrap; transition: background .2s, color .2s; }
.header-contact:hover { background: var(--burgundy); color: #fff; }
.mobile-nav { display: none; }

.hero { color: #fff; background: linear-gradient(90deg, rgba(13,17,21,.97) 0%, rgba(13,17,21,.88) 39%, rgba(13,17,21,.43) 73%, rgba(13,17,21,.36) 100%), linear-gradient(0deg, rgba(13,17,21,.80), transparent 42%), url('assets/repton-defence-landscape.png') center 50% / cover no-repeat; }
.hero-inner { min-height: min(760px, calc(100svh - 134px)); display: flex; flex-direction: column; justify-content: space-between; }
.hero-content { max-width: 780px; padding-top: clamp(110px, 12vw, 160px); padding-bottom: 90px; }
.hero-eyebrow { display: flex; align-items: center; gap: 15px; margin-bottom: 25px; color: #eee3df; }
.eyebrow-rule { width: 34px; height: 2px; background: var(--accent); flex: 0 0 auto; }
.hero h1 { max-width: 810px; margin-bottom: 28px; font-size: clamp(3.6rem, 6.4vw, 7.1rem); text-wrap: balance; }
.hero-lede { max-width: 620px; margin-bottom: 34px; color: #e6e5e2; font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.65; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 13px 24px; font-size: .79rem; font-weight: 700; letter-spacing: .13em; text-decoration: none; text-transform: uppercase; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.button-light { border: 1px solid #f0eee8; color: #fff; }
.button-light:hover { background: #fff; color: var(--coal); }
.hero-bottom { display: flex; align-items: center; gap: clamp(16px, 3vw, 45px); min-height: 90px; border-top: 1px solid rgba(255,255,255,.35); color: #d5d2cf; font-size: .69rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.hero-bottom span + span:not(.hero-region)::before { content: "·"; margin-right: clamp(16px, 3vw, 45px); color: var(--accent); }
.hero-region { margin-left: auto; color: #fff; white-space: nowrap; }

.introduction { background: var(--paper); }
.intro-grid { display: grid; grid-template-columns: minmax(185px, .28fr) 1fr; gap: 7vw; }
.section-marker { display: flex; flex-direction: column; align-items: flex-start; }
.marker-line { display: block; width: 43px; height: 3px; margin: 7px 0 25px; background: var(--burgundy); }
.section-marker .eyebrow { color: var(--burgundy); }
.intro-copy h2 { margin-bottom: 54px; }
.intro-detail { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 4vw, 72px); border-top: 1px solid var(--line); padding-top: 30px; }
.intro-detail p { margin-bottom: 0; color: #4c5050; font-size: 1.03rem; line-height: 1.78; }

.expertise { background: #fff; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 72px; margin-bottom: 62px; }
.section-heading h2 { margin: 24px 0 0; }
.section-heading > p { max-width: 295px; margin: 0 0 7px; color: var(--muted); font-size: 1rem; line-height: 1.7; }
.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 64px; }
.service-card { min-height: 245px; border-top: 1px solid #c5c4c0; padding: 26px 26px 40px 0; }
.service-card h3 { margin-bottom: 16px; font-family: Georgia, 'Times New Roman', serif; font-size: clamp(1.6rem, 2.15vw, 2.2rem); font-weight: 400; letter-spacing: -.025em; }
.service-card p { max-width: 450px; margin-bottom: 0; color: var(--muted); font-size: 1rem; line-height: 1.75; }
.capability-note { display: grid; grid-template-columns: 190px 1fr; gap: 30px; margin-top: 26px; border-top: 1px solid var(--line); padding-top: 26px; }
.capability-note .eyebrow { margin: 4px 0 0; color: var(--burgundy); }
.capability-note p:last-child { margin: 0; color: #525455; font-size: .95rem; line-height: 1.9; }
.capability-note span { color: var(--accent); padding: 0 6px; }

.markets { display: grid; grid-template-columns: 52% 48%; min-height: 690px; background: var(--coal); color: #fff; }
.markets-copy { display: flex; align-items: center; padding: 95px max(64px, calc((100vw - var(--max)) / 2)) 95px max(32px, calc((100vw - var(--max)) / 2)); }
.markets-copy-inner { width: 100%; max-width: 595px; }
.markets .accent-text { color: #e9a18f; }
.markets h2 { margin: 24px 0 25px; font-size: clamp(2.9rem, 4.1vw, 4.8rem); }
.markets h2 em { color: #e9a18f; }
.keep-together { white-space: nowrap; }
.markets-lede { max-width: 550px; margin-bottom: 36px; color: #dedfdf; font-size: 1.08rem; line-height: 1.7; }
.region-list { border-top: 1px solid #55595a; }
.region-list > div { border-bottom: 1px solid #55595a; padding: 17px 0; }
.region-list p { margin: 0; color: #c5c7c7; font-size: .92rem; line-height: 1.5; }
.region-list strong { display: inline-block; margin-bottom: 3px; color: #fff; font-size: 1rem; font-weight: 700; }
.markets-visual { min-height: 470px; background: linear-gradient(90deg, rgba(32,35,38,.32), transparent 30%), url('assets/repton-allied-markets.png') center center / cover no-repeat; }

.approach { background: var(--paper); }
.approach-heading { margin-bottom: 64px; }
.engagement-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.engagement-grid article { min-height: 310px; padding: 32px 26px; background: var(--paper); }
.engagement-grid article > span { display: block; margin-bottom: 62px; color: var(--burgundy); font-size: .74rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.engagement-grid h3 { margin-bottom: 14px; font-family: Georgia, 'Times New Roman', serif; font-size: 1.55rem; font-weight: 400; letter-spacing: -.025em; }
.engagement-grid p { margin: 0; color: var(--muted); font-size: .96rem; line-height: 1.65; }
.approach-outcome { margin: 28px 0 0; color: var(--burgundy); font-size: .79rem; font-weight: 700; letter-spacing: .12em; text-align: center; text-transform: uppercase; }
.approach-outcome span { margin-inline: 14px; color: var(--accent); }

.about { background: #fff; }
.about-grid { display: grid; grid-template-columns: 1.05fr .8fr; gap: clamp(60px, 9vw, 150px); }
.about h2 { max-width: 600px; margin: 24px 0 0; }
.about-copy { border-left: 2px solid var(--burgundy); padding-left: clamp(24px, 4vw, 55px); }
.about-copy p { margin-bottom: 24px; color: #4a4e4f; font-size: 1.04rem; line-height: 1.75; }
.about-copy .about-signature { margin: 32px 0 0; color: var(--ink); font-size: .93rem; line-height: 1.7; }
.about-signature strong { color: var(--burgundy); }

.contact { padding-block: clamp(80px, 8vw, 126px); background: linear-gradient(120deg, #321e22, #1b2024 70%); color: #fff; }
.contact-grid { display: grid; grid-template-columns: 1.2fr .72fr; align-items: end; gap: clamp(50px, 8vw, 125px); }
.contact .eyebrow { margin-bottom: 25px; color: #e8ae9d; }
.contact h2 { max-width: 720px; margin: 0; font-size: clamp(2.75rem, 4.8vw, 5.25rem); }
.contact-action { border-top: 1px solid #858184; padding-top: 25px; }
.contact-action p { margin-bottom: 30px; color: #dedddd; font-size: 1.04rem; line-height: 1.7; }
.contact-action a { display: inline-block; border-bottom: 1px solid #e3a28f; padding-bottom: 7px; color: #fff; font-size: clamp(1.03rem, 1.4vw, 1.22rem); text-decoration: none; overflow-wrap: anywhere; }
.contact-action a:hover { color: #f2b8a9; }
.contact-action span { display: block; margin-top: 12px; color: #bbb9b9; font-size: .76rem; letter-spacing: .09em; text-transform: uppercase; }
.site-footer { background: var(--coal-deep); color: #b9bbba; }
.footer-inner { display: flex; align-items: center; gap: 30px; min-height: 90px; font-size: .77rem; letter-spacing: .04em; }
.footer-inner p { margin: 0; }
.footer-inner p:nth-child(2) { margin-left: auto; }
.footer-inner a { margin-left: 20px; color: #e5e1de; text-decoration: none; }
.footer-inner a:hover { text-decoration: underline; }

@media (max-width: 1050px) {
  .header-inner { gap: 26px; }
  .desktop-nav { gap: 18px; }
  .desktop-nav a, .header-contact { font-size: .71rem; }
  .header-contact { padding: 12px 14px; }
  .markets { grid-template-columns: 55% 45%; }
  .markets-copy { padding-inline: 32px; }
  .markets h2 { font-size: 3.2rem; }
  .engagement-grid { grid-template-columns: repeat(2, 1fr); }
  .engagement-grid article { min-height: 255px; }
  .engagement-grid article > span { margin-bottom: 45px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 76px; }
  .wrap, .header-inner { width: min(calc(100% - 36px), var(--max)); }
  .header-inner { min-height: 104px; }
  .brand img { width: 102px; }
  .desktop-nav, .header-contact { display: none; }
  .mobile-nav { display: block; margin-left: auto; position: relative; }
  .mobile-nav summary { display: flex; align-items: center; gap: 6px; min-height: 44px; padding: 8px; list-style: none; cursor: pointer; }
  .mobile-nav summary::-webkit-details-marker { display: none; }
  .mobile-nav summary span:not(.menu-label) { position: absolute; left: 8px; width: 17px; height: 1px; background: var(--burgundy); }
  .mobile-nav summary span:first-child { transform: translateY(-4px); }
  .mobile-nav summary span:nth-child(2) { transform: translateY(4px); }
  .menu-label { margin-left: 24px; color: var(--burgundy); font-size: .75rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
  .mobile-nav nav { position: absolute; top: calc(100% + 17px); right: -18px; width: min(280px, calc(100vw - 36px)); padding: 12px 20px; background: #faf9f7; border: 1px solid var(--line); box-shadow: 0 16px 30px rgba(0,0,0,.16); }
  .mobile-nav nav a { display: block; padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--ink); font-size: .82rem; font-weight: 700; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; }
  .mobile-nav nav a:last-child { border-bottom: 0; }
  .hero { background-position: center, center, 56% center; }
  .hero-inner { min-height: 640px; }
  .hero-content { padding-top: 92px; padding-bottom: 65px; }
  .hero h1 { font-size: clamp(3.1rem, 10vw, 5rem); }
  .hero-bottom { min-height: 76px; gap: 10px; flex-wrap: wrap; align-content: center; line-height: 1.8; }
  .hero-bottom span + span:not(.hero-region)::before { margin-right: 10px; }
  .hero-region { width: 100%; margin: 0; }
  .intro-grid, .about-grid { grid-template-columns: 1fr; gap: 30px; }
  .section-marker { flex-direction: row; align-items: center; gap: 14px; }
  .marker-line { margin: 0; }
  .section-marker .eyebrow { margin: 0; }
  .intro-copy h2 { margin-bottom: 34px; }
  .intro-detail { gap: 26px; }
  .section-heading { display: block; margin-bottom: 42px; }
  .section-heading > p { max-width: 580px; margin-top: 24px; }
  .service-grid { column-gap: 30px; }
  .markets { display: flex; flex-direction: column; }
  .markets-copy { padding: 75px 18px; }
  .markets-copy-inner { max-width: 640px; margin-inline: auto; }
  .markets-visual { min-height: 350px; background-position: center 45%; }
  .about-copy { padding-left: 25px; }
  .contact-grid { grid-template-columns: 1fr; gap: 55px; }
  .footer-inner { flex-wrap: wrap; justify-content: space-between; gap: 4px 20px; padding-block: 25px; }
  .footer-inner p:nth-child(2) { order: 3; width: 100%; margin-left: 0; }
  .footer-inner a { margin-left: 0; }
}
@media (max-width: 540px) {
  .section { padding-block: 74px; }
  .hero-inner { min-height: 650px; }
  .hero-content { padding-top: 86px; }
  .hero h1 { font-size: clamp(3rem, 12vw, 4.3rem); }
  .hero-lede { font-size: 1.04rem; }
  .hero-bottom { font-size: .62rem; letter-spacing: .09em; }
  h2 { font-size: clamp(2.4rem, 9vw, 3.2rem); }
  .intro-detail { grid-template-columns: 1fr; }
  .service-grid, .engagement-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; padding-bottom: 36px; }
  .capability-note { grid-template-columns: 1fr; gap: 12px; }
  .markets-copy { padding-block: 72px; }
  .markets h2 { font-size: clamp(2.6rem, 10vw, 3.4rem); }
  .markets-visual { min-height: 285px; }
  .engagement-grid article { min-height: 0; padding: 28px; }
  .engagement-grid article > span { margin-bottom: 28px; }
  .approach-outcome { line-height: 2; }
  .approach-outcome span { margin-inline: 5px; }
  .contact { padding-block: 76px; }
  .contact h2 { font-size: clamp(2.55rem, 10vw, 3.7rem); }
}
@media (max-width: 380px) {
  .markets h2 { font-size: 2.3rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}