:root {
  /* Color Palette - Stone/Neutral */
  --color-primary: #2c2c2c; /* Charcoal */
  --color-secondary: #555555; /* Dark Gray */
  --color-accent: #d4a017; /* Muted Gold/Bronze for premium feel */
  --color-bg-light: #f9f9f9; /* Off-white */
  --color-bg-white: #ffffff;
  --color-text-main: #333333;
  --color-text-light: #777777;
  --color-border: #e0e0e0;
  
  /* Spacing */
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 32px;
  --spacing-xl: 64px;
  
  /* Fonts */
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Playfair Display', serif; /* Premium feel for headings */

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.1);
  
  /* Animations */
  --transition: all 0.3s ease;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}

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

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

ul { list-style: none; }

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Utilities */
.text-center { text-align: center; }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.py-xl { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }
.bg-light { background-color: var(--color-bg-light); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

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

.btn-primary:hover {
  background-color: #000;
  border-color: #000;
  transform: translateY(-2px);
}

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

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

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

/* Header */
header {
  background: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-primary);
}

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

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-weight: 500;
  color: var(--color-secondary);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-accent);
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
}

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

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
  color: white;
  margin-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
  padding-bottom: 4px;
}

.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a:hover { color: var(--color-accent); transform: translateX(5px); display: inline-block; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  font-size: 0.9rem;
  color: #aaa;
}

/* Hero Section */
.hero {
  background-color: var(--color-primary);
  color: white;
  padding: 100px 0;
  text-align: center;
  background-image: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('../img/hero-bg.jpg');
  background-size: cover;
  background-position: center;
}

.hero h1 { color: white; margin-bottom: var(--spacing-md); }
.hero p { color: #ddd; font-size: 1.2rem; margin-bottom: var(--spacing-lg); max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-btns { display: flex; gap: var(--spacing-md); justify-content: center; }

/* Grid Layouts */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.card {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-img {
  height: 200px;
  background-color: #ddd;
  object-fit: cover;
  width: 100%;
}

.card-body {
  padding: var(--spacing-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-title { margin-bottom: var(--spacing-sm); }
.card-text { flex-grow: 1; margin-bottom: var(--spacing-md); }

/* Forms */
.form-group { margin-bottom: var(--spacing-md); }
.form-label { display: block; margin-bottom: 4px; font-weight: 500; }
.form-control {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
}
.form-control:focus { outline: none; border-color: var(--color-primary); }
textarea.form-control { resize: vertical; min-height: 100px; }

/* Responsive */
@media (max-width: 768px) {
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: white;
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    display: none;
  }
  
  .nav-menu.active { display: flex; }
  .mobile-toggle { display: block; }
  
  h1 { font-size: 2rem; }
  .hero { padding: 60px 0; }
  .hero-btns { flex-direction: column; }
}