:root {
  --primary-color: #337357;
  --secondary-color: #2A5F47;
  --accent-color: #5CB338;
  --light-color: #F0F7E8;
  --dark-color: #1E4A32;
  --gradient-primary: linear-gradient(135deg, #5CB338 0%, #337357 100%);
  --hover-color: #4A9F2E;
  --background-color: #FDFEFC;
  --text-color: #2D3748;
  --border-color: rgba(92, 179, 56, 0.2);
  --divider-color: rgba(51, 115, 87, 0.1);
  --shadow-color: rgba(51, 115, 87, 0.1);
  --highlight-color: #FFC145;
  --main-font: 'Lora', serif;
  --alt-font: 'Lato', sans-serif;
}

/* Responsive Navigation */
.nav-toggle {
  display: none;
}

.nav-toggle-label {
  display: none;
  cursor: pointer;
  padding: 1rem;
}

.hamburger {
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  position: relative;
  transition: 0.3s;
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 3px;
  background: var(--primary-color);
  transition: 0.3s;
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

/* Mobile styles */
@media (max-width: 768px) {
  .nav-toggle-label {
    display: block;
  }

  .navigation ul {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    background: var(--background-color);
    flex-direction: column;
    transition: 0.3s;
    box-shadow: 0 4px 6px var(--shadow-color);
    z-index: 1000;
  }

  .nav-toggle:checked~.navigation ul {
    left: 0;
  }

  .navigation li {
    margin: 0;
    border-bottom: 1px solid var(--border-color);
  }

  .navigation a {
    display: block;
    padding: 1rem;
    text-align: center;
  }
}

/* Background Pattern */
.bg-pattern {
  background-image:
    radial-gradient(circle at 30% 40%, rgba(92, 179, 56, 0.1) 2px, transparent 2px),
    radial-gradient(circle at 70% 60%, rgba(255, 193, 69, 0.1) 3px, transparent 3px);
  background-size: 45px 45px;
  background-position: 0 0, 22px 22px;
}

/* WCAG Contrast compliance */
.high-contrast-bg {
  background: var(--dark-color);
  color: #FFFFFF;
}

.light-contrast-bg {
  background: #FFFFFF;
  color: var(--dark-color);
}