/* VGO Bauträger GmbH - Premium MPA Design System */
:root {
  --primary: #0f172a; /* Deep Navy */
  --primary-foreground: #f8fafc;
  --secondary: #f1f5f9;
  --accent: #92400e; /* Copper/Gold */
  --accent-foreground: #ffffff;
  --background: #fdfdfd;
  --foreground: #0f172a;
  --card: #ffffff;
  --border: #e2e8f0;
  --muted-foreground: #64748b;
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Inter', sans-serif;
  --radius: 8px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--primary);
  line-height: 1.1;
  font-weight: 600;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Nav */
header {
  height: 80px;
  display: flex;
  align-items: center;
  background: white;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
}

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

.btn-gold {
  background: var(--accent);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(146, 64, 14, 0.3);
}

.btn-gold:hover {
  transform: translateY(-2px);
  background: #78350f;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: var(--primary);
  color: white;
  overflow: hidden;
}

.hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-content {
  position: relative;
  max-width: 800px;
  z-index: 1;
}

.eyebrow {
  display: inline-block;
  color: var(--accent);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: 4.5rem;
  color: white;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

/* Sections */
section {
  padding: 5rem 0;
}

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

.text-center {
  text-align: center;
}

.grid {
  display: grid;
  gap: 2rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

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

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.card-content {
  padding: 1.5rem;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

/* Footer */
footer {
  background: var(--primary);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  opacity: 0.7;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--accent);
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.6;
}

/* Responsiveness */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }
}