body {
  margin: 0;
  font-family: 'Roboto', Arial, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
}
:root {
  --primary-color: #0a2a5e;
  --secondary-color: #3069f0;
  --accent-color: #f1662e;
  --background-color: #f5f7fa;
  --text-color: #333;
}
header {
  background-color: var(--primary-color);
  padding: 20px 40px;
  color: white;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow 0.3s ease, background-color 0.3s ease;
  box-shadow: 0 2px 8px rgba(10, 42, 94, 0.06);
}
header.sticky {
  box-shadow: 0 4px 16px rgba(10, 42, 94, 0.12);
  background-color: var(--primary-color);
}
header h1 {
  margin: 0;
  font-size: 24px;
}
nav a {
  margin: 0 15px;
  color: white;
  text-decoration: none;
  font-weight: 500;
}
nav a:focus, .get-started:focus, .cta-button:focus, .menu-toggle:focus {
  outline: 2px solid #f1662e;
  outline-offset: 2px;
}
.get-started {
  background-color: var(--secondary-color);
  padding: 8px 16px;
  border-radius: 8px;
}
.brand-heading {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 900;
  font-size: 2.2rem;
  letter-spacing: 1px;
  margin: 0;
}
.hero-title {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700;
  font-size: 2.25rem;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}
.section-title {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 700;
  font-size: 1.75rem;
  color: var(--primary-color);
  margin-bottom: 20px;
}
.hero {
  background: linear-gradient(120deg, var(--primary-color) 60%, var(--secondary-color) 100%);
  color: white;
  padding: 60px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  border-radius: 0 0 32px 32px;
  box-shadow: 0 8px 32px rgba(48, 105, 240, 0.07);
}
.hero-text {
  max-width: 500px;
}
.hero-text h2 {
  font-size: 36px;
  margin-bottom: 20px;
}
.hero-text p {
  font-size: 18px;
  line-height: 1.5;
}
.cta-button {
  margin-top: 20px;
  display: inline-block;
  background-color: var(--accent-color);
  color: white;
  padding: 12px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
}
.hero-image img {
  max-width: 400px;
  width: 100%;
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(48, 105, 240, 0.12);
  background: white;
  padding: 12px;
}
.about {
  padding: 60px 40px;
  background-color: white;
  color: #333;
}
.about h3 {
  font-size: 28px;
  color: var(--primary-color);
  margin-bottom: 20px;
}
.about p {
  font-size: 16px;
  line-height: 1.6;
}
footer {
  background-color: var(--primary-color);
  color: white;
  text-align: center;
  padding: 20px;
  font-size: 14px;
}
/* Responsive menu styles */
@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 12px;
  }
  nav {
    display: none;
    flex-direction: column;
    width: 100%;
    margin-top: 8px;
  }
  nav.open {
    display: flex;
  }
  nav a {
    margin: 10px 0;
    padding: 10px 0;
    width: 100%;
  }
  .menu-toggle {
    display: block;
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    margin-left: auto;
  }
}
/* Hide hamburger by default */
.menu-toggle {
  display: none;
}
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
}