:root {
    --primary-color: #003366;
    --secondary-color: #0055a5;
    --accent-color: #d4af37;
    --bg-light: #f4f6f9;
    --bg-white: #ffffff;
    --text-dark: #333333;
    --text-light: #ffffff;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

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

a { 
    text-decoration: none; 
    color: inherit; 
    transition: 0.3s; 
}

a:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

ul { 
    list-style: none; 
}

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

/* Accessibility Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    z-index: 1001;
    transition: top 0.3s;
    font-weight: 600;
}

.skip-link:focus {
    top: 0;
}

.container { 
    max-width: 1200px; 
    margin: 0 auto; 
    padding: 0 20px; 
}

.section-padding { 
    padding: 80px 0; 
}

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

.max-width-content {
    max-width: 800px;
    margin: 0 auto;
}

/* Header & Navigation */
header {
    background-color: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img { 
    height: 70px; 
}

.nav-links { 
    display: flex; 
    gap: 30px; 
    align-items: center; 
}

.nav-links a {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1rem;
}

.nav-links a:hover, 
.nav-links a.active { 
    color: var(--secondary-color); 
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-light) !important;
    padding: 12px 25px;
    border-radius: 5px;
    font-weight: 600;
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--primary-color);
    cursor: pointer;
    padding: 5px;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(0, 51, 102, 0.85), rgba(0, 51, 102, 0.7)), url('images/hero.jpg');
    background-size: cover;
    background-position: center;
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
}

.hero h1 { 
    font-size: 3.5rem; 
    margin-bottom: 20px; 
    font-weight: 800; 
}

.hero p { 
    font-size: 1.3rem; 
    max-width: 800px; 
    margin: 0 auto 30px; 
    opacity: 0.9; 
}

.hero-btn {
    background-color: var(--accent-color);
    color: var(--text-dark);
    padding: 15px 35px;
    font-weight: bold;
    border-radius: 5px;
    font-size: 1.1rem;
    display: inline-block;
}

.hero-btn:hover { 
    background-color: #fff; 
}

/* Page Header */
.page-header {
    background-color: var(--bg-light);
    padding: 60px 0;
    text-align: center;
    border-bottom: 3px solid var(--accent-color);
}

.page-header h1 { 
    color: var(--primary-color); 
    font-size: 2.5rem; 
}

.hero-subtext {
    margin-top: 30px; 
    font-size: 1.5rem;
}

/* Grid & Cards */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s;
    border-top: 4px solid var(--primary-color);
}

.card ul {
    list-style-type: disc;
    padding-left: 25px;
    margin-top: 15px;
}

.card ul li {
    margin-bottom: 8px;
}

.card:hover { 
    transform: translateY(-5px); 
}

.card h3 { 
    color: var(--primary-color); 
    margin-bottom: 15px; 
    font-size: 1.4rem; 
}

.service-link {
    color: var(--secondary-color);
    font-weight: bold;
    display: inline-block;
    margin-top: 15px;
}

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

/* Image Cards */
.image-card { 
    text-align: center; 
}

.image-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.image-card ul {
    list-style-type: disc;
    padding-left: 25px;
    margin-top: 10px;
    text-align: left;
    display: inline-block;
}

.image-card li {
    text-align: left;
    margin-bottom: 8px;
}

/* Why Us Section */
.why-us-section {
    background-color: var(--bg-light);
}

/* Contact Section */
.contact-info {
    background-color: var(--bg-light);
    padding: 40px;
    border-radius: 8px;
    text-align: center;
    margin-top: 30px;
}

.contact-title {
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 2rem;
}

.contact-item { 
    margin-bottom: 20px; 
    font-size: 1.2rem; 
}

.contact-item strong { 
    color: var(--primary-color); 
    display: block; 
    margin-bottom: 5px; 
}

.privacy-note {
    margin-top: 30px; 
    font-size: 0.9rem; 
    color: #666;
    line-height: 1.6;
}

/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 50px 0 20px;
    text-align: center;
}

.footer-content { 
    margin-bottom: 30px; 
}

.footer-links a { 
    color: rgba(255,255,255,0.8); 
    margin: 0 10px; 
}

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

.copyright { 
    border-top: 1px solid rgba(255,255,255,0.2); 
    padding-top: 20px; 
    font-size: 0.9rem; 
    opacity: 0.7; 
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 { 
        font-size: 2.2rem; 
    }
    
    .hero p {
        font-size: 1.1rem;
        padding: 0 15px;
    }
    
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        gap: 15px;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .logo {
        font-size: 1.8rem;
    }
    
    .logo img {
        height: 50px;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .contact-title {
        font-size: 1.5rem;
    }
    
    .grid-3 {
        grid-template-columns: 1fr;
    }
}