:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --text: #333;
    --text-light: #666;
    --bg: #fff;
    --bg-alt: #f8f9fa;
    --border: #e0e0e0;
    --shadow: rgba(0, 0, 0, 0.1);
    --max-width: 1200px;
    --spacing: 1rem;
    --radius: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
}

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

/* Header & Navigation */
header {
    background: var(--primary);
    color: white;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px var(--shadow);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s;
}

.nav-menu a:hover {
    opacity: 0.8;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 4rem var(--spacing);
    text-align: center;
}

.hero h2 {
    font-size: clamp(1.5rem, 5vw, 2.5rem);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.lead {
    font-size: clamp(1rem, 3vw, 1.25rem);
    opacity: 0.95;
}

/* Sections */
.section {
    padding: 4rem var(--spacing);
}

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

.section h2 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    margin-bottom: 2rem;
    color: var(--primary);
}

/* Company Info */
.company-info {
    max-width: 800px;
}

.company-info p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

.info-grid {
    display: grid;
    gap: 1rem;
    background: white;
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: 0 2px 12px var(--shadow);
}

.info-grid dt {
    font-weight: 600;
    color: var(--primary);
}

.info-grid dd {
    color: var(--text-light);
    margin-bottom: 1rem;
}

/* Contact Grid */
.contact-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: 0 2px 12px var(--shadow);
}

.contact-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

address {
    font-style: normal;
    line-height: 1.8;
    color: var(--text-light);
}

.contact-list {
    list-style: none;
}

.contact-list li {
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

.contact-list a {
    color: var(--secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.contact-list a:hover {
    color: var(--primary);
    text-decoration: underline;
}

/* Footer */
footer {
    background: var(--primary);
    color: white;
    padding: 2rem var(--spacing);
    text-align: center;
}

/* Mobile Optimization */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
    }
    
    .hero {
        padding: 3rem var(--spacing);
    }
    
    .section {
        padding: 3rem var(--spacing);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-card {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        font-size: 0.9rem;
        gap: 0.75rem;
    }
    
    .logo {
        font-size: 1.25rem;
    }
}