:root {
  /* Color Palette - Sophisticated "Health & Vitality" Theme */
  --color-primary: #1a4d2e; /* Deep Forest Green */
  --color-secondary: #4f6f52; /* Sage Green */
  --color-accent: #e8dfca; /* Warm Sand */
  --color-highlight: #ff6b35; /* Vitality Orange */
  --color-bg: #f5f5f5;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #666666;
  --color-border: #e0e0e0;

  /* Typography */
  --font-display: 'Playfair Display', serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 48px;
  --space-2xl: 80px;
  --container-width: 1200px;

  /* Effects */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 10px 30px rgba(0,0,0,0.08);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 12px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

/* Layout Components */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 clamp(1rem, 5vw, 4rem);
}

section {
  margin-top: var(--space-2xl);
  padding: var(--space-xl) 0;
}

main > :first-child {
  margin-top: 0;
}

/* Navigation */
.nav-header {
  height: 90px;
  display: flex;
  align-items: center;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-cta {
  background: var(--color-primary);
  color: white;
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-cta:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
}

/* Hero Section */
.hero {
  position: relative;
  background: var(--color-primary);
  color: white;
  padding: var(--space-2xl) 0;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-md);
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: var(--space-lg);
  opacity: 0.9;
  max-width: 500px;
}

.hero-image-container {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  height: 500px;
}

.placeholder-image {
  width: 100%;
  height: 100%;
  background: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.3);
  font-weight: bold;
}

/* Cards & Services */
.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--color-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.service-card {
  background: var(--color-surface);
  padding: var(--space-lg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-md);
}

.service-icon {
  width: 50px;
  height: 50px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.service-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-primary);
}

/* About Section */
.about-section {
  background: var(--color-accent);
  padding: var(--space-2xl) 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.stat-box {
  background: white;
  padding: var(--space-lg);
  border-radius: var(--radius);
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-highlight);
  display: block;
}

/* Testimonials */
.testimonials {
  background: var(--color-surface);
}

.testimonial-track {
  display: flex;
  gap: var(--space-lg);
  overflow-x: auto;
  padding: var(--space-md) 0;
  scrollbar-width: none;
}

.testimonial-card {
  min-width: 400px;
  background: var(--color-bg);
  padding: var(--space-lg);
  border-radius: var(--radius);
  font-style: italic;
}

.testimonial-user {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-top: var(--space-md);
  font-style: normal;
}

.placeholder-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-border);
}

/* Footer */
footer {
  background: var(--color-primary);
  color: white;
  padding: var(--space-2xl) 0 var(--space-xl);
  margin-top: var(--space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.footer-links h4 {
  margin-bottom: var(--space-md);
  font-size: 1.1rem;
}

.footer-links a {
  display: block;
  margin-bottom: var(--space-xs);
  opacity: 0.8;
}

.footer-links a:hover {
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  opacity: 0.6;
}

/* Utility */
.badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-highlight);
  color: white;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.btn-outline {
  display: inline-block;
  padding: 12px 32px;
  border: 2px solid white;
  color: white;
  border-radius: 50px;
  font-weight: 600;
  margin-top: var(--space-md);
}

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

@media (max-width: 768px) {
  .hero-grid, .about-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-links {
    display: none;
  }
}