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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #0066cc;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #0066cc;
}

/* Hero Section */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)),
                url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1920') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    margin-top: 70px;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

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

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
}

.btn-primary {
    display: inline-block;
    padding: 15px 40px;
    background: #0066cc;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s, transform 0.3s;
    animation: fadeInUp 1s ease 0.4s both;
}

.btn-primary:hover {
    background: #0052a3;
    transform: translateY(-2px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* About Section */
.about {
    padding: 100px 0;
    background: #f8f9fa;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #0066cc;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #555;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.stat-item h3 {
    font-size: 2.5rem;
    color: #0066cc;
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: #666;
    font-size: 0.9rem;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Services Section */
.services {
    padding: 100px 0;
    background: white;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #0066cc;
}

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

.service-card {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    border-color: #0066cc;
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.service-card h3 {
    color: #0066cc;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.service-card p {
    color: #666;
    line-height: 1.6;
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background: #f8f9fa;
}

.projects h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #0066cc;
}

.video-container {
    margin-bottom: 4rem;
    text-align: center;
}

.video-container video {
    width: 100%;
    max-width: 900px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.video-note {
    margin-top: 1rem;
    color: #666;
    font-style: italic;
}

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

.project-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    height: 300px;
    cursor: pointer;
}

.project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.project-item:hover img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.3s;
}

.project-item:hover .project-overlay {
    transform: translateY(0);
}

.project-overlay h3 {
    margin-bottom: 0.5rem;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: white;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #0066cc;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    color: #0066cc;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.contact-info > p {
    margin-bottom: 2rem;
    color: #666;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item strong {
    color: #0066cc;
    display: block;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #666;
    line-height: 1.8;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #0066cc;
}

.contact-form button {
    padding: 15px;
    background: #0066cc;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s;
}

.contact-form button:hover {
    background: #0052a3;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
}