* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #172033;
  background: #f7f9fc;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

.hero {
  min-height: 100vh;
  padding: 28px 8%;
  background:
    linear-gradient(rgba(8, 18, 38, 0.65), rgba(8, 18, 38, 0.45)),
    url("https://images.unsplash.com/photo-1513635269975-59663e0ac1ad?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
  color: white;
  display: flex;
  flex-direction: column;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.navbar ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

.navbar a {
  font-weight: 600;
  opacity: 0.9;
  transition: 0.3s;
}

.navbar a:hover {
  opacity: 1;
  color: #ffd166;
}

.hero-content {
  max-width: 760px;
  margin-top: auto;
  margin-bottom: 90px;
}

.tag,
.section-heading span,
.mini-label {
  display: inline-block;
  color: #ffd166;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  line-height: 1.05;
  margin-bottom: 22px;
}

.hero p {
  font-size: 1.18rem;
  max-width: 620px;
  color: #edf2f7;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 800;
  transition: 0.3s;
}

.btn.primary {
  background: #ffd166;
  color: #172033;
}

.btn.primary:hover {
  background: #fcbf49;
  transform: translateY(-3px);
}

.btn.secondary {
  border: 2px solid white;
  color: white;
}

.btn.secondary:hover {
  background: white;
  color: #172033;
}

.section {
  padding: 90px 8%;
}

.section-heading {
  max-width: 650px;
  margin-bottom: 42px;
}

.section-heading h2,
.split-section h2,
.cta h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.card {
  background: white;
  padding: 34px;
  border-radius: 26px;
  box-shadow: 0 18px 50px rgba(23, 32, 51, 0.09);
  transition: 0.3s;
  border: 1px solid #e9eef5;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(23, 32, 51, 0.14);
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: #0b5d7b;
}

.split-section {
  margin: 0 8% 90px;
  padding: 64px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  border-radius: 34px;
  background: linear-gradient(135deg, #0b5d7b, #103b5c);
  color: white;
}

.split-section p {
  margin-top: 20px;
  color: #e8f1f5;
  font-size: 1.05rem;
}

.experience-box {
  background: rgba(255, 255, 255, 0.12);
  padding: 32px;
  border-radius: 24px;
  backdrop-filter: blur(8px);
}

.experience-box ul {
  list-style: none;
}

.experience-box li {
  margin-bottom: 16px;
  padding-left: 28px;
  position: relative;
}

.experience-box li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #ffd166;
  font-weight: 900;
}

.cta {
  margin: 0 8% 80px;
  text-align: center;
  padding: 80px 30px;
  background: white;
  border-radius: 34px;
  box-shadow: 0 18px 50px rgba(23, 32, 51, 0.09);
}

.cta p {
  max-width: 620px;
  margin: 18px auto 30px;
  color: #526174;
}

footer {
  text-align: center;
  padding: 28px;
  color: #667085;
}

@media (max-width: 850px) {
  .navbar {
    align-items: flex-start;
    gap: 20px;
    flex-direction: column;
  }

  .navbar ul {
    gap: 16px;
    flex-wrap: wrap;
  }

  .hero-content {
    margin-bottom: 60px;
  }

  .cards,
  .split-section {
    grid-template-columns: 1fr;
  }

  .split-section {
    padding: 42px 26px;
  }
}

@media (max-width: 520px) {
  .hero {
    padding: 24px 6%;
  }

  .section {
    padding: 70px 6%;
  }

  .cta,
  .split-section {
    margin-left: 6%;
    margin-right: 6%;
  }

  .card {
    padding: 28px;
  }
}