:root {
  --navy: #002f60;
  --navy-deep: #001d3e;
  --navy-dark: #00172f;
  --blue: #28b9ee;
  --lime: #83bd36;
  --white: #fff;
  --ink: #072846;
  --muted: #5d7185;
  --line: rgba(255, 255, 255, 0.22);
  --shadow: 0 24px 70px rgba(0, 20, 42, 0.25);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  font-family: "Segoe UI", Arial, sans-serif;
  background: #f5f8fb;
}

body.menu-open { overflow: hidden; }

a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { max-width: 100%; }

.site-header {
  position: relative;
  z-index: 100;
  height: 92px;
  color: #fff;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.header-inner {
  width: min(1380px, calc(100% - 64px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.logo-link { display: inline-flex; align-items: center; gap: 18px; }
.logo { width: 205px; height: auto; display: block; }
.logo-division {
    max-width: 290px;
    padding-left: 18px;
    /* border-left: 1px solid rgba(255, 255, 255, .35); */
    color: var(--lime);
    font-size: 12px;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: .16em;
    text-transform: uppercase;
    padding-top: 27px;
}

.desktop-nav { display: flex; align-items: center; gap: 40px; height: 100%; }
.nav-link, .menu-trigger {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  height: 100%;
  border: 0;
  color: #fff;
  background: none;
  font-size: 14px;
  font-weight: 650;
  letter-spacing: .03em;
  cursor: pointer;
}
.nav-link { opacity: .82; }
.nav-link:hover, .nav-link:focus-visible, .menu-trigger:hover, .menu-trigger:focus-visible { color: #8fd7f4; outline: none; }
.chevron { width: 8px; height: 8px; border-right: 1.5px solid; border-bottom: 1.5px solid; transform: rotate(45deg) translateY(-2px); transition: transform .2s; }
.menu-trigger[aria-expanded="true"] .chevron { transform: rotate(225deg) translate(-2px,-1px); }
.contact-link { border: 1px solid rgba(255,255,255,.55); height: auto; padding: 12px 18px; border-radius: 2px; opacity: 1; }

.mega-menu {
  position: absolute;
  top: 92px;
  left: 0;
  right: 0;
  max-height: calc(100vh - 92px);
  overflow-y: auto;
  padding: 34px 0 40px;
  color: #fff;
  background: rgba(0, 34, 72, .98);
  box-shadow: 0 22px 50px rgba(0,0,0,.28);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
.mega-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-inner { width: min(1240px, calc(100% - 64px)); margin: auto; }
.mega-group + .mega-group { margin-top: 28px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.16); }
.mega-group-title { margin: 0 0 20px; color: #fff; font-size: 17px; text-transform: uppercase; letter-spacing: .1em; }
.mega-columns { display: grid; gap: 44px; }
.mega-columns-three { grid-template-columns: repeat(3, 1fr); }
.mega-columns-two { grid-template-columns: repeat(2, 1fr); }
.mega-label { margin: 0 0 14px; padding-bottom: 12px; color: var(--blue); border-bottom: 1px solid rgba(255,255,255,.16); font-size: 15px; text-transform: uppercase; letter-spacing: .12em; }
.mega-list { margin: 0; padding: 0; list-style: none; }
.mega-list li + li { margin-top: 10px; }
.mega-list a { color: rgba(255,255,255,.78); font-size: 14px; }
.mega-list a:hover { color: var(--lime); }

.mobile-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; background: transparent; cursor: pointer; }
.mobile-toggle span { display: block; height: 2px; margin: 6px 0; background: #fff; transition: .2s; }

/* Home */
.home-hero {
  min-height: calc(100vh - 92px);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
  background: var(--navy-dark) url("../images/Main vertical 1.png") center 49% / cover no-repeat;
}
.home-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,18,40,.08), rgba(0,18,40,.46) 72%, rgba(0,18,40,.92)); }
.home-content { position: relative; z-index: 1; width: min(1180px, calc(100% - 64px)); margin: 0 auto; padding: 62px 0 42px; }
.eyebrow { margin: 0 0 10px; color: var(--lime); font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: .18em; }
.home-title { margin: 0; text-align: center; font-size: clamp(34px, 4vw, 60px); font-weight: 420; letter-spacing: -.025em; text-shadow: 0 3px 20px rgba(0,0,0,.35); }
.home-subtitle { margin: 8px 0 34px; color: var(--lime); text-align: center; font-size: clamp(16px, 1.8vw, 25px); font-weight: 450; }
.home-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; max-width: 930px; margin: 0 auto; }
.home-panel {
  min-height: 340px;
  padding: 38px 36px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: 1px solid rgba(255,255,255,.4);
  border-radius: 8px;
  background: rgba(0, 37, 75, .35);
  backdrop-filter: blur(4px);
  box-shadow: inset 0 0 35px rgba(53,159,205,.12);
  transition: transform .25s, background .25s, border-color .25s;
}
.home-panel:hover { transform: translateY(-5px); background: rgba(0,48,92,.56); border-color: rgba(134,192,54,.75); }
.panel-icon { width: 66px; height: 66px; object-fit: contain; margin-bottom: 16px; }
.home-panel h2 { margin: 0; font-size: clamp(23px, 2.3vw, 32px); font-weight: 430; }
.panel-rule { width: 60px; height: 2px; margin: 17px auto; background: var(--lime); }
.home-panel p { max-width: 350px; margin: 0; color: rgba(255,255,255,.8); line-height: 1.55; }
.circle-arrow { width: 48px; height: 48px; display: inline-flex; align-items: center; justify-content: center; margin-top: 22px; border: 1px solid var(--lime); border-radius: 50%; color: var(--lime); font-size: 22px; transition: .2s; }
.home-panel:hover .circle-arrow { color: var(--navy); background: var(--lime); transform: translateX(3px); }
.value-strip { max-width: 1030px; margin: 32px auto 0; display: grid; grid-template-columns: repeat(4, 1fr); }
.value-item { min-height: 50px; padding: 0 22px; display: flex; align-items: center; gap: 12px; border-right: 1px solid rgba(255,255,255,.25); }
.value-item:last-child { border: 0; }
.value-item img { width: 42px; height: 42px; object-fit: contain; flex: none; }
.value-item strong, .value-item span { display: block; }
.value-item strong { font-size: 15px; letter-spacing: .02em; }
.value-item span { margin-top: 3px; color: rgba(255,255,255,.65); font-size: 12.5px; line-height: 1.35; }

/* Interior pages */
.page-hero { min-height: 630px; position: relative; display: flex; align-items: flex-end; overflow: hidden; color: #fff; background-position: center; background-size: cover; }
.page-hero.defense { background-image: url("../images/Defense horizontal.png"); }
.page-hero.maritime { background-image: url("../images/Maritime horizonatal.png"); }
.page-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,20,44,.88) 0%, rgba(0,24,52,.58) 40%, rgba(0,24,52,.05) 73%), linear-gradient(0deg, rgba(0,20,44,.55), transparent 50%); }
.page-hero-content { position: relative; z-index: 1; width: min(1220px, calc(100% - 64px)); margin: 0 auto; padding: 0 0 80px; }
.page-hero h1 { max-width: 700px; margin: 0; font-size: clamp(42px, 6vw, 76px); font-weight: 380; letter-spacing: -.035em; }
.page-hero p { max-width: 620px; margin: 22px 0 0; color: rgba(255,255,255,.88); font-size: 20px; line-height: 1.6; }
.intro-section { padding: 96px 32px; background: #fff; }
.intro-grid { width: min(1160px, 100%); margin: auto; display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; align-items: start; }
.section-title { margin: 0; color: var(--navy); font-size: clamp(32px, 4vw, 48px); font-weight: 420; line-height: 1.12; }
.section-title::after { content: ""; display: block; width: 62px; height: 3px; margin-top: 24px; background: var(--lime); }
.intro-copy { color: var(--muted); font-size: 17px; line-height: 1.8; }
.intro-copy p:first-child { margin-top: 0; }
.capabilities { padding: 90px 32px 100px; background: #eef4f8; }
.section-heading { width: min(1160px, 100%); margin: 0 auto 42px; display: flex; justify-content: space-between; align-items: flex-end; gap: 30px; }
.section-heading p { max-width: 480px; margin: 0; color: var(--muted); line-height: 1.6; }
.card-grid { width: min(1160px, 100%); margin: auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cap-card { min-height: 290px; padding: 34px; background: #fff; border-top: 3px solid var(--lime); box-shadow: 0 12px 36px rgba(0,43,80,.08); transition: transform .2s, box-shadow .2s; }
.cap-card:hover { transform: translateY(-5px); box-shadow: 0 18px 42px rgba(0,43,80,.14); }
.cap-card img { width: 60px; height: 60px; object-fit: contain; }
.cap-card h3 { margin: 22px 0 12px; color: var(--navy); font-size: 21px; font-weight: 600; }
.cap-card p { margin: 0; color: var(--muted); line-height: 1.65; }

/* Defense and maritime landing content */
.content-hero {
  position: relative;
  isolation: isolate;
  min-height: 900px;
  padding: 78px 32px 0;
  overflow: hidden;
  background-position: center;
  background-size: cover;
}
.content-hero::before { content: ""; position: absolute; z-index: -1; inset: 0; }
.defense-content { color: #fff; background-image: url("../images/Defense horizontal.png"); }
.defense-content::before { background: linear-gradient(180deg, rgba(0,18,41,.6) 0%, rgba(0,27,59,.37) 56%, rgba(0,16,36,.63) 100%); }
.maritime-content { color: var(--navy-deep); background-image: url("../images/Maritime horizonatal.png"); }
.content-hero-inner { width: min(1220px, 100%); margin: auto; }
.content-heading { text-align: center; }
.content-heading .eyebrow { margin-bottom: 14px; }
.content-heading h1 { margin: 0; font-size: clamp(50px, 6.2vw, 88px); font-weight: 650; line-height: 1; letter-spacing: -.045em; }
.content-tagline { margin: 13px 0 0; color: var(--lime); font-size: clamp(27px, 3.5vw, 49px); font-weight: 560; letter-spacing: -.025em; }
.solution-grid {
  margin-top: 54px;
  padding-top: 38px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(131,189,54,.7);
}
.solution-item { min-width: 0; padding: 6px 38px 36px; text-align: center;  }

.maritime-content .solution-item {
  background: rgba(255, 255, 255, 0.7);
}
.solution-item + .solution-item { border-left: 1px solid rgba(128,148,164,.45); }
.solution-item img { width: 70px; height: 70px; object-fit: contain; }
.solution-item h2 { margin: 16px 0 10px; font-size: clamp(21px, 2vw, 28px); font-weight: 650; }
.solution-item p { min-height: 54px; margin: 0 auto; max-width: 330px; color: inherit; opacity: .78; font-size: 15px; line-height: 1.55; font-weight: 600; }
.external-button {
  min-height: 48px;
  margin-top: 24px;
  padding: 12px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid var(--lime);
  border-radius: 3px;
  color: inherit;
  background: rgba(0,37,75,.1);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .035em;
  transition: color .2s, background .2s, transform .2s;
}
.external-button span { color: var(--lime); font-size: 17px; }
.external-button:hover, .external-button:focus-visible { color: var(--navy-deep); background: var(--lime); outline: none; transform: translateY(-2px); }
.external-button:hover span, .external-button:focus-visible span { color: inherit; }
.defense-promise {
  margin-top: 86px;
  padding: 29px 20px;
  display: flex;
  justify-content: center;
  gap: clamp(35px, 8vw, 115px);
  border-top: 2px solid var(--lime);
  color: rgba(255,255,255,.82);
  font-size: 14px;
  font-weight: 550;
  letter-spacing: .42em;
  text-transform: uppercase;
}
.maritime-values {
  margin-top: 76px;
  padding: 28px 0 35px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  color: #fff;
  background: rgba(0,35,73,.9);
  box-shadow: 0 0 0 100vmax rgba(0,35,73,.9);
  clip-path: inset(0 -100vmax);
}
.maritime-values > div { padding: 0 26px; display: flex; align-items: center; gap: 15px; }
.maritime-values > div + div { border-left: 1px solid rgba(255,255,255,.25); }
.maritime-values img { width: 55px; height: 55px; object-fit: contain; flex: none; }
.maritime-values p, .maritime-values strong, .maritime-values span { display: block; margin: 0; }
.maritime-values strong { font-size: 13px; letter-spacing: .11em; text-transform: uppercase; }
.maritime-values span { margin-top: 5px; color: rgba(255,255,255,.7); font-size: 12px; line-height: 1.4; }

/* Footer */
.site-footer { padding: 64px 32px 30px; color: #fff; background: #00132a; }
.footer-inner { width: min(1220px, 100%); margin: auto; }
.footer-title { margin: 0 0 38px; color: var(--blue); font-size: 24px; font-weight: 420; letter-spacing: .05em; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 70px; }
.footer-block h3 { margin: 0 0 22px; font-size: 14px; letter-spacing: .1em; }
.footer-block p { margin: 0; color: rgba(255,255,255,.88); font-size: 14px; line-height: 1.7; letter-spacing: .045em; }
.footer-block p + h4 { margin-top: 26px; }
.footer-block h4 { margin: 0 0 3px; font-size: 14px; }
.footer-links { display: grid; gap: 11px; }
.footer-links a { color: rgba(255,255,255,.75); font-size: 14px; }
.footer-links a:hover { color: var(--blue); }
.footer-bottom { margin-top: 55px; padding-top: 22px; display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid rgba(255,255,255,.18); color: rgba(255,255,255,.55); font-size: 12px; }

@media (max-width: 900px) {
  .site-header { height: 76px; }
  .header-inner { width: calc(100% - 36px); }
  .logo { width: 165px; }
  .logo-link { gap: 12px; }
  .logo-division { max-width: 125px; padding-left: 12px; font-size: 9px; }
  .mobile-toggle { display: block; }
  .desktop-nav { position: fixed; top: 76px; inset-inline: 0; bottom: 0; padding: 28px 24px; display: none; align-items: stretch; flex-direction: column; gap: 0; height: auto; background: var(--navy-deep); }
  .desktop-nav.open { display: flex; }
  .nav-link, .menu-trigger { width: 100%; height: auto; padding: 16px 0; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.12); }
  .contact-link { margin-top: 15px; padding: 14px; justify-content: center; border: 1px solid rgba(255,255,255,.5); }
  .mega-menu { position: static; display: none; max-height: none; padding: 22px 0; background: transparent; box-shadow: none; opacity: 1; visibility: visible; transform: none; }
  .mega-menu.open { display: block; }
  .mega-inner { width: 100%; }
  .mega-columns { gap: 25px; }
  .mega-columns-three { grid-template-columns: repeat(2, 1fr); }
  .home-hero { min-height: auto; background-image: url("../images/Main vertical 1.png"); }
  .home-content { width: calc(100% - 36px); padding: 60px 0 36px; }
  .home-panels { grid-template-columns: 1fr; }
  .home-panel { min-height: 310px; }
  .value-strip { grid-template-columns: 1fr 1fr; row-gap: 25px; }
  .value-item:nth-child(2) { border-right: 0; }
  .page-hero { min-height: 680px; }
  .page-hero.defense { background-image: url("../images/Defense vertical.png"); }
  .page-hero.maritime { background-image: url("../images/Maritime vertical.png"); }
  .page-hero-content { width: calc(100% - 48px); padding-bottom: 58px; }
  .intro-grid { grid-template-columns: 1fr; gap: 38px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .content-hero { padding-inline: 24px; }
  .solution-item { padding-inline: 18px; }
  .maritime-values { grid-template-columns: 1fr 1fr; row-gap: 30px; }
  .maritime-values > div:nth-child(3) { border-left: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 580px) {
  .mega-columns-three, .mega-columns-two { grid-template-columns: 1fr; }
  .logo { width: 130px; }
  .logo-division { max-width: 105px; font-size: 8px; letter-spacing: .1em; }
  .mega-menu { overflow-y: auto; }
  .home-title { text-align: left; }
  .home-subtitle { text-align: left; margin-bottom: 26px; }
  .home-panel { padding-inline: 22px; }
  .value-strip { grid-template-columns: 1fr; }
  .value-item, .value-item:nth-child(2) { border: 0; padding: 0 6px; }
  .page-hero::before { background: linear-gradient(0deg, rgba(0,19,42,.91), rgba(0,24,52,.15) 75%); }
  .content-hero { min-height: 0; padding: 58px 20px 0; background-position: center; }
  .defense-content { background-image: url("../images/Defense vertical.png"); }
  .maritime-content { background-image: url("../images/Maritime vertical.png"); }
  .solution-grid { grid-template-columns: 1fr; margin-top: 40px; padding-top: 18px; }
  .solution-item { padding: 30px 6px 38px; }
  .solution-item + .solution-item { border-left: 0; border-top: 1px solid rgba(128,148,164,.45); }
  .solution-item p { min-height: 0; }
  .defense-promise { margin-top: 35px; padding: 28px 0; flex-direction: column; align-items: center; gap: 16px; font-size: 11px; }
  .maritime-values { margin-top: 42px; grid-template-columns: 1fr; row-gap: 0; }
  .maritime-values > div { padding: 19px 8px; }
  .maritime-values > div + div, .maritime-values > div:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.2); }
  .intro-section, .capabilities { padding: 70px 22px; }
  .card-grid, .footer-grid { grid-template-columns: 1fr; }
  .site-footer { padding-inline: 22px; }
  .footer-bottom { flex-direction: column; }
}

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

footer .nautel-logos {
    text-align: center;
    padding-top: 50px;
}

footer .nautel-logos a {
    margin: 0px 30px;
}

@media (max-width: 580px) { 
  footer .nautel-logos a {
      display: block;
      margin: 20px 0px;
  }
}

.mega-columns div {
 padding-bottom: 30px;
}