:root {
  --navy: #06275f;
  --navy-2: #031a43;
  --red: #d80d15;
  --ink: #10213e;
  --muted: #5f6d82;
  --line: #dfe5ee;
  --light: #f5f7fb;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(3, 26, 67, .12);
  --radius: 22px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Manrope", Arial, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -50px; z-index: 9999; background: var(--navy); color: white; padding: 10px 16px; border-radius: 8px; }
.skip-link:focus { top: 16px; }

.topbar { background: var(--navy-2); color: rgba(255,255,255,.85); font-size: .78rem; }
.topbar-inner { min-height: 38px; display: flex; align-items: center; justify-content: flex-end; gap: 26px; }
.topbar a:hover { color: white; }

.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,.96); backdrop-filter: blur(16px); box-shadow: 0 1px 0 rgba(6,39,95,.1); }
.navbar { min-height: 94px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand img { width: 145px; height: 74px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 28px; font-weight: 700; font-size: .92rem; }
.nav-links > a:not(.button) { position: relative; }
.nav-links > a:not(.button)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 2px; background: var(--red); transition: .25s; }
.nav-links > a:not(.button):hover::after { right: 0; }
.menu-toggle { display: none; background: transparent; border: 0; padding: 8px; }
.menu-toggle span:not(.sr-only) { display: block; width: 28px; height: 3px; background: var(--navy); margin: 5px; border-radius: 10px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--red);
  background: var(--red);
  color: white;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform .2s, box-shadow .2s, background .2s;
  cursor: pointer;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(216,13,21,.22); }
.button-small { min-height: 44px; padding: 0 18px; font-size: .86rem; }
.button-outline { background: transparent; border-color: rgba(255,255,255,.8); }
.button-outline:hover { background: white; color: var(--navy); }
.button-light { background: white; color: var(--navy); border-color: white; }
.button-light:hover { box-shadow: 0 12px 28px rgba(0,0,0,.18); }

.hero {
  min-height: 720px;
  position: relative;
  overflow: hidden;
  display: grid;
  align-items: center;
  color: white;
  background:
    linear-gradient(105deg, rgba(3,26,67,.98) 0%, rgba(6,39,95,.88) 48%, rgba(3,26,67,.72) 100%),
    radial-gradient(circle at 85% 25%, rgba(216,13,21,.4), transparent 28%),
    linear-gradient(135deg, #06275f, #031a43);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .12;
  background-image:
    linear-gradient(30deg, transparent 45%, rgba(255,255,255,.5) 46%, transparent 47%),
    linear-gradient(150deg, transparent 45%, rgba(255,255,255,.25) 46%, transparent 47%);
  background-size: 80px 80px;
}
.hero::after {
  content: "";
  position: absolute;
  width: 780px;
  height: 780px;
  right: -180px;
  bottom: -260px;
  border: 120px solid rgba(255,255,255,.04);
  border-radius: 50%;
}
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.4fr .65fr; align-items: center; gap: 70px; padding-block: 90px; }
.eyebrow { margin: 0 0 18px; color: var(--red); font-size: .78rem; font-weight: 800; letter-spacing: .22em; text-transform: uppercase; }
.hero .eyebrow, .dark-section .eyebrow, .cta-box .eyebrow { color: #ff696f; }
.hero h1, .section h2, .cta-box h2 {
  font-family: "Montserrat", sans-serif;
  letter-spacing: -.035em;
  line-height: 1.08;
  margin: 0;
}
.hero h1 { font-size: clamp(3.2rem, 6vw, 5.7rem); max-width: 850px; }
.hero-lead { max-width: 760px; font-size: 1.15rem; color: rgba(255,255,255,.83); margin: 28px 0 34px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-values { display: flex; gap: 20px; margin-top: 40px; text-transform: uppercase; letter-spacing: .15em; font-size: .72rem; font-weight: 800; }
.hero-values span:not(:last-child)::after { content: ""; display: inline-block; width: 4px; height: 4px; border-radius: 50%; background: var(--red); margin-left: 20px; vertical-align: middle; }

.hero-card { background: rgba(255,255,255,.09); border: 1px solid rgba(255,255,255,.18); border-radius: 28px; padding: 34px; box-shadow: 0 24px 70px rgba(0,0,0,.25); backdrop-filter: blur(18px); }
.hero-card img { width: 190px; height: 145px; object-fit: contain; background: white; border-radius: 18px; margin-bottom: 20px; }
.hero-card h2 { font-family: "Montserrat"; margin: 0; font-size: 1.8rem; }
.hero-card p { color: rgba(255,255,255,.78); }
.hero-card dl { margin: 24px 0 0; }
.hero-card dl div { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-top: 1px solid rgba(255,255,255,.14); }
.hero-card dt { color: rgba(255,255,255,.6); }
.hero-card dd { margin: 0; font-weight: 800; text-align: right; }

.stats-strip { background: white; border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stats-grid div { padding: 26px 30px; border-right: 1px solid var(--line); }
.stats-grid div:first-child { border-left: 1px solid var(--line); }
.stats-grid strong { display: block; color: var(--navy); font-family: "Montserrat"; font-size: 1.35rem; }
.stats-grid span { color: var(--muted); font-size: .86rem; }

.section { padding: 110px 0; }
.section-tinted { background: var(--light); }
.two-column { display: grid; grid-template-columns: .85fr 1.15fr; gap: 95px; align-items: start; }
.section-heading h2, .cta-box h2 { font-size: clamp(2.2rem, 4vw, 3.8rem); }
.section-heading > p:last-child { color: var(--muted); max-width: 650px; }
.section-heading.centered { text-align: center; max-width: 830px; margin: 0 auto 54px; }
.section-heading.centered > p:last-child { margin-inline: auto; }
.prose { font-size: 1.05rem; color: var(--muted); }
.prose > p:first-child { font-size: 1.25rem; color: var(--ink); font-weight: 600; }
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 34px; }
.mission-grid article { background: var(--light); border-left: 4px solid var(--red); padding: 24px; border-radius: 0 14px 14px 0; }
.mission-grid h3 { margin: 0 0 8px; color: var(--navy); }
.mission-grid p { margin: 0; font-size: .94rem; }

.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service-card { background: white; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: 0 10px 35px rgba(3,26,67,.06); transition: transform .25s, box-shadow .25s; }
.service-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.icon { width: 58px; height: 58px; border-radius: 16px; background: var(--navy); color: white; display: grid; place-items: center; font-size: 1.5rem; margin-bottom: 22px; box-shadow: inset -9px -9px 20px rgba(216,13,21,.35); }
.service-card h3 { margin: 0 0 12px; font-size: 1.2rem; color: var(--navy); }
.service-card p { color: var(--muted); font-size: .92rem; }
.service-card ul { margin: 18px 0 0; padding-left: 18px; color: var(--ink); font-size: .88rem; }
.service-card li { margin: 7px 0; }

.sector-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 42px; }
.sector { display: flex; align-items: center; gap: 24px; min-height: 140px; padding: 30px; background: white; border: 1px solid var(--line); border-radius: 18px; }
.sector span { font-family: "Montserrat"; font-size: 2rem; color: var(--red); font-weight: 800; }
.sector h3 { margin: 0; font-size: 1.3rem; color: var(--navy); }

.dark-section { background: var(--navy-2); color: white; position: relative; overflow: hidden; }
.dark-section::after { content:"AR"; position:absolute; right:-70px; bottom:-190px; font: 800 420px/1 "Montserrat"; color: rgba(255,255,255,.025); }
.dark-section .two-column { position: relative; z-index: 1; }
.feature-list { display: grid; gap: 8px; }
.feature-list article { display: grid; grid-template-columns: 56px 1fr; gap: 22px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.feature-list article > span { color: #ff6c73; font: 800 1.1rem "Montserrat"; }
.feature-list h3 { margin: 0 0 6px; font-size: 1.12rem; }
.feature-list p { margin: 0; color: rgba(255,255,255,.66); }

.cta-section { padding: 0 0 110px; background: linear-gradient(to bottom, var(--navy-2) 0 50%, white 50%); }
.cta-box { background: var(--red); color: white; border-radius: 28px; padding: 54px 60px; display: flex; align-items: center; justify-content: space-between; gap: 40px; box-shadow: 0 26px 70px rgba(216,13,21,.22); }
.cta-box h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
.cta-box p:last-child { color: rgba(255,255,255,.82); margin-bottom: 0; }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 85px; }
.contact-copy h2 { font: 800 clamp(2.2rem, 4vw, 3.5rem)/1.1 "Montserrat"; margin: 0 0 20px; }
.contact-copy > p { color: var(--muted); }
address { font-style: normal; margin-top: 34px; }
address div { display: grid; grid-template-columns: 105px 1fr; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
address strong { color: var(--navy); }
address span, address a { color: var(--muted); }

.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; background: var(--light); padding: 34px; border-radius: var(--radius); }
.contact-form label { display: grid; gap: 8px; font-size: .87rem; font-weight: 800; color: var(--navy); }
.contact-form input, .contact-form textarea, .contact-form select { width: 100%; border: 1px solid #ccd5e2; background: white; color: var(--ink); border-radius: 12px; padding: 14px 15px; outline: none; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--navy); box-shadow: 0 0 0 3px rgba(6,39,95,.1); }
.full { grid-column: 1 / -1; }
.form-note { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: .78rem; }

.site-footer { background: #020f29; color: white; padding: 70px 0 22px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr .7fr .8fr 1fr; gap: 50px; }
.footer-grid img { width: 170px; height: 120px; object-fit: contain; background: white; border-radius: 14px; margin-bottom: 18px; }
.footer-grid p, .footer-grid a { color: rgba(255,255,255,.65); font-size: .88rem; display: block; margin: 8px 0; }
.footer-grid a:hover { color: white; }
.footer-grid h3 { font-size: .9rem; text-transform: uppercase; letter-spacing: .12em; margin: 0 0 18px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 48px; padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; color: rgba(255,255,255,.5); font-size: .78rem; }
.footer-bottom i { display: inline-block; width: 4px; height: 4px; border-radius: 50%; background: var(--red); margin: 0 10px; vertical-align: middle; }

.floating-call { position: fixed; right: 22px; bottom: 22px; width: 56px; height: 56px; border-radius: 50%; background: var(--red); color: white; display: grid; place-items: center; font-size: 1.4rem; box-shadow: 0 10px 30px rgba(216,13,21,.35); z-index: 900; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1000px) {
  .topbar-inner { justify-content: center; flex-wrap: wrap; padding: 8px 0; gap: 10px 22px; }
  .navbar { min-height: 82px; }
  .menu-toggle { display: block; }
  .nav-links { position: absolute; left: 20px; right: 20px; top: calc(100% + 8px); background: white; border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); padding: 22px; display: none; flex-direction: column; align-items: stretch; gap: 14px; }
  .nav-links.open { display: flex; }
  .hero-grid, .two-column, .contact-grid { grid-template-columns: 1fr; }
  .hero-card { max-width: 600px; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1.3fr 1fr; }
}

@media (max-width: 680px) {
  .container { width: min(calc(100% - 28px), var(--container)); }
  .topbar { display: none; }
  .brand img { width: 116px; height: 64px; }
  .hero { min-height: auto; }
  .hero-grid { padding-block: 70px; gap: 40px; }
  .hero h1 { font-size: clamp(2.7rem, 13vw, 4rem); }
  .hero-actions .button { width: 100%; }
  .hero-values { gap: 8px; justify-content: space-between; }
  .hero-values span:not(:last-child)::after { margin-left: 8px; }
  .section { padding: 78px 0; }
  .stats-grid, .cards-grid, .sector-grid, .mission-grid, .contact-form, .footer-grid { grid-template-columns: 1fr; }
  .stats-grid div, .stats-grid div:first-child { border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .cta-box { padding: 36px 26px; flex-direction: column; align-items: flex-start; }
  .contact-grid { gap: 45px; }
  .full { grid-column: auto; }
  address div { grid-template-columns: 1fr; gap: 4px; }
  .footer-bottom { flex-direction: column; }
}

/* Dredging & marine affiliate capability */
@media (min-width: 981px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
}
.partner-note {
  margin-top: 24px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--red);
  border-radius: 14px;
  background: rgba(255,255,255,.72);
  color: var(--muted);
  font-size: .9rem;
}
.partner-note strong { color: var(--navy); }