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

body {
  font-family: Arial, Helvetica, sans-serif;
  color: #102033;
  background: #f7f9fc;
  line-height: 1.6;
}

.header {
  background: linear-gradient(135deg, #07172e, #123f7a);
  color: white;
  padding: 24px 7% 80px;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 80px;
}

.logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.nav-button,
.primary-button,
.secondary-button {
  text-decoration: none;
  border-radius: 999px;
  font-weight: 700;
  display: inline-block;
}

.nav-button {
  background: #ffffff;
  color: #123f7a;
  padding: 12px 20px;
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  color: #f4b400;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.hero h1 {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.05;
  margin-bottom: 22px;
}

.hero-text {
  font-size: 20px;
  max-width: 680px;
  color: #e8eef7;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.primary-button {
  background: #f4b400;
  color: #07172e;
  padding: 15px 24px;
}

.secondary-button {
  border: 1px solid rgba(255,255,255,0.5);
  color: white;
  padding: 14px 24px;
}

.hero-card {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 24px;
  padding: 32px;
  backdrop-filter: blur(12px);
}

.hero-card h3 {
  font-size: 28px;
  margin-bottom: 12px;
}

.hero-card ul {
  margin-top: 20px;
  padding-left: 20px;
}

.section {
  padding: 80px 7%;
}

.section h2 {
  font-size: clamp(32px, 4vw, 48px);
  margin-bottom: 24px;
  line-height: 1.1;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 32px;
}

.card,
.feature-list,
.contact-form {
  background: white;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 12px 35px rgba(10, 30, 60, 0.08);
}

.card h3 {
  margin-bottom: 10px;
  color: #123f7a;
}

.dark {
  background: #07172e;
  color: white;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 30px;
}

.steps span {
  color: #f4b400;
  font-size: 32px;
  font-weight: 800;
}

.split,
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px;
  align-items: center;
}

.feature-list p {
  font-size: 20px;
  margin-bottom: 15px;
  font-weight: 700;
}

.testimonial {
  text-align: center;
  background: white;
}

.testimonial p {
  max-width: 700px;
  margin: 0 auto 28px;
  font-size: 19px;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 15px;
  border: 1px solid #d8e0ea;
  border-radius: 12px;
  font-size: 16px;
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.contact-form button {
  background: #123f7a;
  color: white;
  border: none;
  border-radius: 999px;
  padding: 15px 24px;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
}

.footer {
  background: #07172e;
  color: white;
  text-align: center;
  padding: 24px;
}

@media (max-width: 850px) {
  .hero,
  .cards,
  .steps,
  .split,
  .contact {
    grid-template-columns: 1fr;
  }

  .nav {
    gap: 16px;
    align-items: flex-start;
    flex-direction: column;
  }

  .header {
    padding-bottom: 50px;
  }
}