/* --- Variables --- */
:root {
  --color-earth: #2d5016;
  --color-forest: #3d6b1e;
  --color-sage: #5a7c3e;
  --color-moss: #7a9b5e;
  --color-cream: #f7f5f0;
  --color-sand: #e8e4dc;
  --color-stone: #6b6b5c;
  --color-ink: #1a1a16;
  --color-white: #ffffff;
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --radius: 8px;
  --shadow: 0 4px 20px rgba(45, 80, 22, 0.08);
  --transition: 0.25s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-ink);
  background: var(--color-cream);
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; }
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); line-height: 1.15; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: 1.25rem; }
a { color: var(--color-forest); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-earth); }

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(247, 245, 240, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-sand);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-earth);
}
.nav {
  display: flex;
  gap: var(--space-lg);
}
.nav a {
  font-weight: 500;
  color: var(--color-ink);
}
.nav a:hover { color: var(--color-forest); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-ink);
}

@media (max-width: 768px) {
  .nav { display: none; }
  .nav.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--color-cream); padding: var(--space-md); gap: var(--space-sm); border-bottom: 1px solid var(--color-sand); }
  .nav-toggle { display: flex; }
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-sand) 50%, rgba(122, 155, 94, 0.15) 100%);
  z-index: 0;
}
.hero-bg::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, var(--color-cream), transparent);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
}
.hero-title {
  color: var(--color-earth);
  margin: 0 0 var(--space-md);
  letter-spacing: -0.02em;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-stone);
  max-width: 520px;
  margin: 0 0 var(--space-lg);
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-primary {
  background: var(--color-forest);
  color: var(--color-white);
  border: 2px solid var(--color-forest);
}
.btn-primary:hover {
  background: var(--color-earth);
  border-color: var(--color-earth);
}
.btn-outline {
  background: transparent;
  color: var(--color-forest);
  border: 2px solid var(--color-sage);
}
.btn-outline:hover {
  background: var(--color-sage);
  color: var(--color-white);
}

/* --- Intro --- */
.intro {
  padding: var(--space-xl) 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-sand);
}
.intro-text {
  font-size: 1.1rem;
  color: var(--color-stone);
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  line-height: 1.75;
}

/* --- Section titles --- */
.section-title {
  text-align: center;
  color: var(--color-earth);
  margin: 0 0 var(--space-lg);
}

/* --- Products --- */
.products {
  padding: var(--space-2xl) 0;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-lg);
}
.product-card {
  background: var(--color-white);
  padding: var(--space-lg);
  border-radius: var(--radius);
  border: 1px solid var(--color-sand);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(45, 80, 22, 0.12);
}
.product-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}
.product-card h3 {
  color: var(--color-earth);
  margin: 0 0 var(--space-xs);
}
.product-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-stone);
}

/* --- Certifications --- */
.certifications {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-sand);
}
.cert-intro {
  text-align: center;
  color: var(--color-stone);
  margin: 0 0 var(--space-lg);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.cert-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}
.cert-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-forest);
  background: var(--color-cream);
  border: 1px solid var(--color-moss);
  border-radius: 999px;
}

/* --- About --- */
.about {
  padding: var(--space-2xl) 0;
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}
.about-content p {
  color: var(--color-stone);
  margin: 0 0 var(--space-md);
}
.about-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.stat {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-white);
  border-radius: var(--radius);
  border: 1px solid var(--color-sand);
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-forest);
}
.stat-label {
  font-size: 0.9rem;
  color: var(--color-stone);
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-stats { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}

/* --- Contact --- */
.contact {
  padding: var(--space-2xl) 0;
  background: var(--color-white);
  border-top: 1px solid var(--color-sand);
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}
.contact-card {
  padding: var(--space-lg);
  background: var(--color-cream);
  border-radius: var(--radius);
  border: 1px solid var(--color-sand);
}
.contact-card h3 {
  color: var(--color-earth);
  margin: 0 0 var(--space-sm);
}
.contact-card p { margin: 0.35rem 0; color: var(--color-stone); font-size: 0.95rem; }
.social-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}
.social-links a {
  font-weight: 500;
  font-size: 0.9rem;
}
.social-links a:hover { text-decoration: underline; }

/* --- Footer --- */
.footer {
  padding: var(--space-lg) 0;
  background: var(--color-earth);
  color: var(--color-sand);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}
.footer-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0;
  color: var(--color-cream);
}
.footer-copy {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}
.footer a { color: var(--color-sand); }