:root {
  --primary-color: #2c3e50;
  --secondary-color: #3498db;
  --background-color: #f5f5f5;
  --footer-bg-color: #1a1a1a;
  --button-color: #3498db;
  --section-bg-1: #ecf0f1;
  --section-bg-2: #dfe6e9;
  --section-bg-3: #bdc3c7;
  --section-bg-4: #95a5a6;
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Playfair Display', serif;
  --transition-base: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

body {
  font-family: var(--font-primary);
  background-color: var(--background-color);
  color: var(--primary-color);
  line-height: 1.8;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin: 0 0 1.5rem;
  line-height: 1.3;
}

h1 {
  font-size: 3.5rem;
}

h2 {
  font-size: 2.5rem;
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--transition-base);
}

a:hover {
  color: var(--primary-color);
}

.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: var(--button-color);
  color: white;
  border-radius: 0;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition-base);
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.section {
  padding: 6rem 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);
}

.section-bg-4 {
  background-color: var(--section-bg-4);
}

.parallax {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.fade-in {
  opacity: 0;
  animation: fadeIn 0.8s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

footer a {
  color: white;
  opacity: 0.8;
}

footer a:hover {
  opacity: 1;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .section {
    padding: 4rem 0;
  }
}