:root {
  --primary: #1E3A8A;
  --secondary: #6B7280;
  --background: #FFFFFF;
  --footer-bg: #1E3A8A;
  --button: #10B981;
  --section-bg-1: #F3F4F6;
  --section-bg-2: #E5E7EB;
  --section-bg-3: #D1D5DB;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-light: #F9FAFB;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.7;
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.5rem;
  line-height: 1.3;
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.05em;
}

h2 {
  font-size: 2rem;
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.5rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
}

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

a:hover {
  color: var(--button);
  text-decoration: underline;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  font-weight: 600;
  text-align: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background-color: var(--button);
  color: white;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  background-color: #0ea371;
}

.section {
  padding: 5rem 0;
}

.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);
}

.card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

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

footer a {
  color: var(--text-light);
}

footer a:hover {
  color: var(--button);
  text-decoration: none;
}

[data-aos] {
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
  transform: translateY(20px);
  opacity: 0;
}

[data-aos="fade-up"].aos-animate {
  transform: translateY(0);
  opacity: 1;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .section {
    padding: 3rem 0;
  }
}