@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@500;600;700&family=Open+Sans:wght@400;500;600&display=swap');

:root {
  --petrol: #0f4d50;
  --teal: #168b82;
  --ink: #18333a;
  --muted: #63747a;
  --soft: #f4f8f7;
  --white: #ffffff;
  --line: #dce8e6;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Open Sans", sans-serif;
  line-height: 1.65;
}
h1,h2,h3 { font-family: "Montserrat", sans-serif; line-height: 1.15; margin: 0; }
a { color: inherit; text-decoration: none; }

.nav {
  height: 84px; padding: 0 6vw; display: flex; align-items: center;
  justify-content: space-between; gap: 30px; border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.96); position: sticky; top: 0; z-index: 10;
}
.brand img { width: 150px; display: block; }
.nav nav { display: flex; gap: 30px; font-size: 14px; font-weight: 600; }
.nav nav a:hover { color: var(--teal); }
.nav-cta, .button { border-radius: 999px; padding: 12px 20px; font-weight: 700; font-size: 14px; }
.nav-cta { background: var(--petrol); color: white; }

.hero {
  min-height: 650px; padding: 90px 8vw; display: grid; grid-template-columns: 1.25fr .75fr;
  gap: 70px; align-items: center; background: linear-gradient(135deg, #f6faf9 0%, #fff 60%);
}
.eyebrow { color: var(--teal); font-size: 12px; font-weight: 700; letter-spacing: 2px; }
.hero h1 { font-size: clamp(48px, 6vw, 78px); max-width: 780px; margin: 18px 0; color: var(--petrol); }
.hero-copy p { max-width: 650px; font-size: 20px; color: var(--muted); }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.button { display: inline-block; border: 1px solid transparent; }
.primary { background: var(--petrol); color: white; }
.primary:hover { background: var(--teal); }
.secondary { border-color: var(--petrol); color: var(--petrol); }
.hero-card {
  padding: 45px; border-radius: 24px; background: var(--petrol); color: white;
  box-shadow: 0 24px 60px rgba(15,77,80,.18);
}
.hero-card h2 { font-size: 32px; margin: 20px 0 12px; }
.hero-card p { color: #e1efed; }
.accent-line { width: 100px; height: 4px; background: #54b9ad; border-radius: 9px; }

.section { padding: 100px 8vw; }
.section-heading { max-width: 700px; margin-bottom: 45px; }
.section-heading h2, .about h2, .contact h2 { font-size: clamp(32px, 4vw, 52px); color: var(--petrol); margin-top: 14px; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card { border: 1px solid var(--line); border-radius: 18px; padding: 28px; min-height: 260px; background: white; }
.card:hover { transform: translateY(-4px); box-shadow: 0 15px 35px rgba(15,77,80,.08); transition: .2s; }
.number { color: var(--teal); font-weight: 700; font-size: 13px; }
.card h3 { font-size: 21px; margin: 35px 0 12px; }
.card p { color: var(--muted); font-size: 15px; }

.about {
  padding: 90px 8vw; display: grid; grid-template-columns: 1fr 1fr; gap: 80px;
  background: var(--soft); align-items: center;
}
.about p { font-size: 19px; color: var(--muted); }

.contact {
  margin: 80px 8vw; padding: 60px; border-radius: 28px; background: #eaf4f2;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
}
.contact p { color: var(--muted); }
.contact-actions { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.email, .phone { color: var(--petrol); font-weight: 700; }

footer { padding: 35px 8vw; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 25px; }
footer img { width: 120px; }
footer p { margin: 0; color: var(--muted); font-size: 13px; }

@media (max-width: 900px) {
  .nav nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 70px; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .about { grid-template-columns: 1fr; gap: 20px; }
  .contact { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .nav { padding: 0 20px; height: 72px; }
  .brand img { width: 120px; }
  .nav-cta { padding: 9px 13px; font-size: 12px; }
  .hero, .section { padding-left: 20px; padding-right: 20px; }
  .hero h1 { font-size: 44px; }
  .hero-copy p { font-size: 17px; }
  .hero-card { padding: 30px; }
  .cards { grid-template-columns: 1fr; }
  .about { padding-left: 20px; padding-right: 20px; }
  .contact { margin: 45px 20px; padding: 35px 25px; }
  footer { padding: 30px 20px; flex-direction: column; align-items: flex-start; }
}