:root {
    --primary-color: #0056b3;
    --secondary-color: #6c757d;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --accent-color: #00a8ff;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--white);
}

header {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

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

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

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 500;
    transition: color 0.3s;
}

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

.lang-switch {
    display: flex;
    gap: 10px;
}

.lang-switch button {
    background: none;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 2px;
    border-radius: 4px;
    transition: all 0.3s;
    opacity: 0.6;
}

.lang-switch button.active {
    border-color: var(--primary-color);
    opacity: 1;
}

.lang-switch img {
    width: 25px;
    display: block;
}

.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 86, 179, 0.7), rgba(0, 0, 0, 0.7)), url('images/hero.jpg') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 0 1rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 800px;
}

.btn {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.8rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s;
}

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

.section {
    padding: 5rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.bg-light {
    background-color: var(--light-color);
    max-width: 100%;
}

.container {
    max-width: 1250px;
    margin: 0 auto;
}

h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

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

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.card:hover {
    transform: translateY(-10px);
}

.card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

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

.flex-content {
    display: flex;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.text-content {
    flex: 1;
    min-width: 300px;
}

.text-content ul {
    list-style: none;
}

.text-content li {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.image-content {
    flex: 1;
    min-width: 300px;
}

.image-content img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.stats {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
}

.stat-item h3 {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.partners-logos {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.partner-box {
    padding: 1rem 2rem;
    border: 2px solid var(--light-color);
    border-radius: 5px;
    font-weight: bold;
    color: var(--secondary-color);
}

.center {
    text-align: center;
}

footer {
    background: var(--dark-color);
    color: var(--white);
    text-align: center;
    padding: 2rem;
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
}

/* Highlight Section Styles */
.highlight-section {
    padding: 6rem 5%;
    background: linear-gradient(135deg, #003366 0%, #0056b3 100%);
    color: var(--white);
}

.highlight-box {
    display: flex;
    align-items: center;
    gap: 4rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 3rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.highlight-text {
    flex: 1;
}

.highlight-text h2 {
    text-align: left;
    color: var(--accent-color);
    font-size: 1.2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.highlight-text h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.tech-tags {
    display: flex;
    gap: 1rem;
}

.tech-tags span {
    background: var(--accent-color);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: bold;
    font-size: 0.9rem;
}

.highlight-image {
    flex: 1;
}

.highlight-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

@media (max-width: 992px) {
    .highlight-box {
        flex-direction: column;
        text-align: center;
    }
    .highlight-text h2 {
        text-align: center;
    }
}