:root {
  --primary-color: #2563eb;
  --secondary-color: #1e40af;
  --text-color: #1f2937;
  --background-color: #ffffff;
  --accent-color: #f59e0b;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--background-color);
}

/* Header & Navigation */
header {
  background-color: var(--background-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

.button {
  background-color: var(--primary-color);
  color: white !important;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 0.2s;
}

.button:hover {
  background-color: var(--secondary-color);
}

/* Main Content */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
  min-height: calc(100vh - 200px);
}

/* Footer */
footer {
  background-color: var(--gray-100);
  padding: 3rem 1rem 1rem;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.footer-section h3 {
  color: var(--gray-800);
  margin-bottom: 1rem;
}

.footer-section a {
  color: var(--gray-600);
  text-decoration: none;
  display: block;
  margin-bottom: 0.5rem;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 2rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--gray-200);
  text-align: center;
  color: var(--gray-500);
}

/* Mobile Menu */
.mobile-menu-button {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1000;
}

.mobile-menu-button span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--gray-800);
  margin: 5px 0;
  transition: all 0.3s ease;
}

.mobile-menu-button.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-button.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-button.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Animation Classes */
.feature-card,
.step {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.feature-card.animate,
.step.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Background Animation */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(to bottom right, var(--gray-100), white);
}

/* Update existing styles for better contrast with background */
.hero {
    position: relative;
    z-index: 1;
}

.feature-card,
.step {
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

/* Responsive Design */
@media (max-width: 768px) {
  .mobile-menu-button {
    display: block;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: white;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 999;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    font-size: 1.25rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
  }
}