:root {
  --primary-color: #36d186;
  --primary-hover: #2bb074;
  --secondary-color: #2b6777;
  --accent-color: #f4fff9;

  --text-dark: #1f2d2e;
  --text-medium: #445d5e;
  --text-light: #7e9c9d;
}

/* Backgrounds */
.bg-primary {
  background-color: var(--primary-color);
}

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

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

.hover\:bg-primary-dark:hover {
  background-color: var(--primary-hover);
}

/* Text Colors */
.text-primary {
  color: var(--primary-color);
}

.text-dark {
  color: var(--text-dark);
}

.text-medium {
  color: var(--text-medium);
}

.text-light {
  color: var(--text-light);
}

header.sticky {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--primary-color);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

header a {
  color: white;
}

nav a {
  color: #ffffff; /* white text for contrast */
  font-weight: 600; /* make it bold */
  letter-spacing: 0.5px; /* slight spacing */
  text-transform: uppercase;
  padding: 8px 12px;
  transition: color 0.3s ease, border-bottom 0.3s ease;
  border-bottom: 2px solid transparent;
}

nav a:hover {
  color: #f4fff9; /* lighter white-green shade on hover */
  border-bottom: 2px solid #ffffff; /* subtle underline */
}

nav a.active {
  color: #1f2d2e; /* dark minty black text if current */
  background-color: #ffffff;
  border-radius: 4px;
  padding: 8px 12px;
}

.hero-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 60px 5%;
  background-color: #f4fff9;
  color: #1f2d2e;
  flex-wrap: wrap;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-content h1 {
  font-size: 3rem;
  color: #36d186;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 1.2rem;
  line-height: 1.6;
  margin-bottom: 30px;
  color: #2f2f2f;
}

.cta-btn {
  display: inline-block;
  padding: 12px 24px;
  background-color: #36d186;
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.3s;
}

.cta-btn:hover {
  background-color: #2ab47d;
}

.hero-image {
  flex: 1;
  text-align: center;
  display: flex;
  justify-content: center;
}

.hero-image img {
  max-width: 100%;
  height: auto;
  border-radius: 16px;
  /* box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1); */
}

@media (max-width: 768px) {
  .hero-section {
    flex-direction: column;
    text-align: center;
  }

  .hero-content,
  .hero-image {
    max-width: 100%;
  }
}