:root {
  --green-dark: #1a5632;
  --green-mid: #2d7a4f;
  --green-light: #4caf50;
  --green-pale: #e8f5e9;
  --blue-dark: #1a3a5c;
  --blue-mid: #2e6b9e;
  --white: #ffffff;
  --off-white: #f8faf9;
  --gray-100: #f5f5f5;
  --gray-200: #eeeeee;
  --gray-300: #e0e0e0;
  --gray-500: #9e9e9e;
  --gray-700: #616161;
  --gray-900: #212121;
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-900);
  line-height: 1.6;
  background: var(--white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-mid); text-decoration: none; }
a:hover { color: var(--green-dark); }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-family: 'Playfair Display', Georgia, serif; font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 14px 32px;
  border-radius: 50px; font-weight: 600; font-size: 1rem; border: none;
  transition: all var(--transition); text-align: center; justify-content: center;
}
.btn-primary { background: var(--green-light); color: var(--white); }
.btn-primary:hover { background: var(--green-mid); color: var(--white); transform: translateY(-2px); }
.btn-outline { background: transparent; color: #000; border: 2px solid #000; }
.btn-outline:hover { background: rgba(0,0,0,0.05); transform: translateY(-2px); }
.btn-full { width: 100%; }

.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 { color: var(--green-dark); margin-bottom: 12px; }
.section-header p { color: var(--gray-700); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

section { padding: 100px 0; }
section:nth-child(even) { background: var(--off-white); }

.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.97); border-bottom: 1px solid var(--gray-200);
}
.nav-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; height: 72px;
}
.nav-logo { display: flex; align-items: center; }
.logo-img { height: 48px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: var(--gray-700); font-weight: 500; font-size: 0.95rem; }
.nav-links a:hover { color: var(--green-dark); }
.nav-cta {
  background: var(--green-mid) !important; color: var(--white) !important;
  padding: 10px 24px !important; border-radius: 50px !important; font-weight: 600 !important;
}
.nav-cta:hover { background: var(--green-dark) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--gray-900); }

.modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  z-index: 3000; align-items: center; justify-content: center; padding: 20px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--white); border-radius: var(--radius-lg); padding: 40px;
  max-width: 500px; width: 100%; text-align: center;
}
.modal h3 { color: var(--green-dark); margin-bottom: 12px; }
.modal p { color: var(--gray-700); margin-bottom: 24px; }

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: var(--white); flex-direction: column; padding: 24px; gap: 16px;
  }
  .nav-links.open { display: flex; }
}