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

:root {
  --color-primary: #2D5A3D;
  --color-primary-light: #3D7A52;
  --color-accent: #C4A962;
  --color-text: #333;
  --color-text-light: #666;
  --color-bg: #fff;
  --color-bg-alt: #f8f7f4;
  --color-border: #e5e5e5;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
  --container-max: 1200px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-primary-light);
}

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

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header */
.site-header {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  gap: 0.3rem;
}

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

.logo-accent {
  color: var(--color-primary);
}

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

.main-nav a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}

.mobile-menu-toggle span {
  width: 25px;
  height: 2px;
  background: var(--color-text);
  transition: all 0.3s;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  padding: var(--spacing-xl) 0;
  text-align: center;
}

.hero h1 {
  font-size: 3.5rem;
  color: white;
  margin-bottom: var(--spacing-sm);
}

.hero .accent {
  color: var(--color-accent);
}

.hero-tagline {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: var(--spacing-lg);
}

.hero-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.hero-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  padding: var(--spacing-md);
  text-align: left;
  transition: all 0.3s;
}

.hero-card:hover {
  background: rgba(255,255,255,0.15);
  transform: translateY(-4px);
}

.hero-card h2 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

.hero-card p {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

/* Sections */
.section {
  padding: var(--spacing-xl) 0;
}

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

.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.intro-text {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: var(--color-text-light);
}

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

/* Category Grid */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.category-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: var(--spacing-md);
  text-align: center;
  transition: all 0.3s;
}

.category-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  transform: translateY(-2px);
}

.category-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: var(--spacing-sm);
}

.category-card h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.category-card p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Card Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s;
}

.card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: var(--spacing-md);
}

.card-content h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
}

.card-content p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* Page Layout */
.page {
  padding: var(--spacing-lg) 0;
}

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

.page-header h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.page-description {
  font-size: 1.2rem;
  color: var(--color-text-light);
}

.hero-image {
  margin-bottom: var(--spacing-md);
  border-radius: 12px;
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
}

.page-content {
  max-width: 800px;
}

.page-content h2 {
  font-size: 1.75rem;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.page-content h3 {
  font-size: 1.35rem;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

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

.page-content ul, .page-content ol {
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

.page-content li {
  margin-bottom: var(--spacing-xs);
}

/* Info Box */
.info-box {
  background: var(--color-bg-alt);
  border-radius: 12px;
  padding: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.info-box h3 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.info-box dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-xs) var(--spacing-md);
}

.info-box dt {
  font-weight: 600;
  color: var(--color-text-light);
}

.info-box dd {
  color: var(--color-text);
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-about h3,
.footer-links h4 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

.footer-about p {
  opacity: 0.8;
  font-size: 0.95rem;
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

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

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.2);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-cards,
  .category-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  }
  
  .main-nav.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}