:root {
  --primary: #0A2463;
  --secondary: #3E4C5E;
  --background: #FFFFFF;
  --footer-bg: #0A2463;
  --button: #0A2463;
  --section-bg-1: #F8F9FA;
  --section-bg-2: #E9ECEF;
  --section-bg-3: #DEE2E6;
  --font-main: 'Inter', sans-serif;
}

body {
  font-family: var(--font-main);
  background-color: var(--background);
  color: var(--secondary);
  line-height: 1.7;
  margin: 0;
  padding: 0;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--primary);
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 1.5rem;
}

h1 {
  font-size: 2.5rem;
  line-height: 1.2;
}

h2 {
  font-size: 2rem;
}

p {
  margin-bottom: 1.5rem;
  max-width: 65ch;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  opacity: 0.8;
}

.btn {
  display: inline-block;
  background-color: var(--button);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 500;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.15);
}

.section-bg-1 {
  background-color: var(--section-bg-1);
}

.section-bg-2 {
  background-color: var(--section-bg-2);
}

.section-bg-3 {
  background-color: var(--section-bg-3);
}

footer {
  background-color: var(--footer-bg);
  color: white;
  padding: 3rem 0;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }
  
  .container {
    padding: 0 2rem;
  }
}

.card {
  background: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}