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

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: #0056b3;
    transition: color 0.3s ease;
}

a:hover {
    color: #003d82;
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: #212529;
}

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

p {
    margin-bottom: 1rem;
}

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

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

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0056b3;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: #495057;
    font-weight: 500;
}

.nav-links a:hover, .nav-links a.active {
    color: #0056b3;
}

.lang-switch {
    display: flex;
    gap: 0.5rem;
}

.lang-btn {
    background: none;
    border: 1px solid #ced4da;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    color: #495057;
    transition: all 0.3s ease;
}

.lang-btn.active, .lang-btn:hover {
    background-color: #0056b3;
    color: white;
    border-color: #0056b3;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0056b3 0%, #00a8ff 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background-color: #ffffff;
    color: #0056b3;
}

.btn-primary:hover {
    background-color: #f8f9fa;
    color: #003d82;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid white;
    color: white;
}

.btn-secondary:hover {
    background-color: white;
    color: #0056b3;
}

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

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: #212529;
}

.section-title p {
    color: #6c757d;
    font-size: 1.1rem;
}

/* Cards / Features */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
    text-align: center;
}

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

.card-icon {
    font-size: 2.5rem;
    color: #00a8ff;
    margin-bottom: 1rem;
}

.card h3 {
    margin-bottom: 1rem;
}

.card p {
    color: #6c757d;
}

/* Content Pages */
.page-header {
    background-color: #212529;
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    color: white;
    margin: 0;
}

.content-wrapper {
    background: white;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    margin-top: -2rem;
    margin-bottom: 4rem;
    position: relative;
    z-index: 10;
}

.content-wrapper h2 {
    margin-top: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

/* Footer */
footer {
    background-color: #212529;
    color: #adb5bd;
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-col h4 {
    color: white;
    margin-bottom: 1.5rem;
}

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

.footer-col a {
    color: #adb5bd;
}

.footer-col a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #343a40;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .content-wrapper {
        padding: 1.5rem;
    }
}