/* 
  Typography choice: HK Grotesk is requested but not reliably available on Google Fonts via standard embed. 
  Substituting with 'Inter' as requested as a strong, highly readable alternative sans-serif. 
*/
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;600;700&display=swap');

:root {
  /* Color Palette */
  --color-primary: #1b4332;
  /* Dark green (logo reference) */
  --color-accent: #40916c;
  /* Lighter leaf green (accent) */
  --color-bg-light: #fbfcfa;
  /* Very light, soothing background */
  --color-bg-alt: #f1f5f3;
  /* Slightly darker light background for contrast sections */
  --color-text: #2d3748;
  /* Dark text for readability */
  --color-text-light: #4a5568;
  --color-white: #ffffff;
  --color-border: #e2e8f0;

  /* Typography */
  --font-family: 'Inter', sans-serif;
  --font-size-base: 16px;
  --line-height: 1.6;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Other */
  --border-radius: 8px;
  --border-radius-lg: 16px;
  --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
  --box-shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;

  /* Layout */
  --container-width: 1200px;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-accent);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

/* Layout Classes */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.section {
  padding: var(--spacing-lg) 0;
}

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

/* Header & Navigation */
.site-header {
  background-color: var(--color-white);
  box-shadow: var(--box-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-sm);
  max-width: var(--container-width);
  margin: 0 auto;
  position: relative;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
}

.logo-icon {
  width: 48px;
  height: 48px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.logo-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: 0px;
}

.logo-subtitle {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 400;
  color: #72a487;
  /* Soft green */
  letter-spacing: 2px;
  line-height: 1;
  margin-top: 4px;
}

.site-logo:hover .logo-name,
.site-logo:hover .logo-subtitle {
  color: var(--color-primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-link {
  font-weight: 500;
  color: var(--color-text);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-accent);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--color-primary);
  margin: 5px 0;
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-hover);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn-header {
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  display: inline-block;
  margin-left: var(--spacing-sm);
  border: 2px solid var(--color-primary);
}

.btn-header:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white) !important;
  transform: translateY(-2px);
  box-shadow: var(--box-shadow);
}

/* Utilities */
.text-center {
  text-align: center;
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

/* Footer */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.footer-col h3 {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.footer-col p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.8);
  display: inline-block;
  margin-bottom: var(--spacing-xs);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-bottom {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

/* Responsive */
@media (min-width: 768px) {
  h1 {
    font-size: 3.5rem;
  }

  h2 {
    font-size: 2.5rem;
  }

  .footer-container {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .menu-toggle {
    display: block;
    position: relative;
    z-index: 200;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    background-color: var(--color-white);
    flex-direction: column;
    gap: 0;
    z-index: 150;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.12);
  }

  .main-nav.active {
    max-height: 600px;
  }

  .nav-menu {
    flex-direction: column;
    width: 100%;
    gap: 0;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding-bottom: var(--spacing-sm);
  }

  .nav-menu li {
    border-bottom: 1px solid var(--color-border);
  }

  .nav-menu li:last-child {
    border-bottom: none;
  }

  .nav-link {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .nav-cta-item {
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: none !important;
  }

  .btn-header {
    margin-left: 0;
    text-align: center;
    display: block;
  }
}
/* Mobile optimizations */
@media (max-width: 480px) {
  .logo-name {
    font-size: 1.35rem;
  }

  .logo-subtitle {
    font-size: 0.85rem;
    letter-spacing: 1px;
  }

  .section {
    padding: var(--spacing-md) 0;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }
}