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

        :root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --secondary: #8b5cf6;
            --accent: #10b981;
            --dark: #1e293b;
            --light: #f8fafc;
            --gray: #64748b;
            --transition: all 0.4s ease;
        }

        body {
            font-family: 'Poppins', sans-serif;
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
            background-color: var(--light);
        }

        h1, h2, h3, h4 {
            font-family: 'Raleway', sans-serif;
            font-weight: 700;
            line-height: 1.2;
        }

        .parallax {
            background-attachment: fixed;
            background-position: center;
            background-repeat: no-repeat;
            background-size: cover;
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            z-index: 1;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 2;
        }

        /* Navigation */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 20px 0;
            z-index: 1000;
            transition: var(--transition);
        }

        header.scrolled {
            background: rgba(30, 41, 59, 0.95);
            padding: 15px 0;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }

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

        .logo {
            font-size: 28px;
            font-weight: 800;
            color: white;
            text-decoration: none;
        }

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

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

        .nav-links li {
            margin-left: 30px;
        }

        .nav-links a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            font-size: 16px;
            transition: var(--transition);
            position: relative;
        }

        .nav-links a:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
        }

        .nav-links a:hover:after {
            width: 100%;
        }

        .mobile-toggle {
            display: none;
            color: white;
            font-size: 24px;
            cursor: pointer;
        }

        /* Hero Section */
        #hero {
            background-image: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1499951360447-b19be8fe80f5?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            text-align: center;
            color: white;
        }

        .hero-content {
            max-width: 800px;
            padding: 120px 0 80px;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .hero-content p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: var(--primary);
            color: white;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 500;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: var(--transition);
            border: 2px solid var(--primary);
            cursor: pointer;
        }

        .btn:hover {
            background: transparent;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary {
            background: transparent;
            border-color: white;
            margin-left: 15px;
        }

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

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

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

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

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--dark);
            position: relative;
            display: inline-block;
            padding-bottom: 15px;
        }

        .section-title h2:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--primary);
        }

        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-text {
            flex: 1;
        }

        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .about-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
            height: 400px;
            background: linear-gradient(45deg, #2563eb, #8b5cf6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            text-align: center;
            padding: 20px;
            font-weight: 600;
        }

        /* Services Section */
        #services {
            padding: 100px 0;
            background: #f1f5f9;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
            text-align: center;
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
        }

        .service-icon {
            height: 120px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
        }

        .service-content {
            padding: 25px;
        }

        .service-content h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .service-content p {
            color: var(--gray);
            margin-bottom: 20px;
            font-size: 0.95rem;
        }

        /* Portfolio Section */
        #portfolio {
            padding: 100px 0;
            background: white;
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
        }

        .portfolio-item {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            position: relative;
            height: 300px;
            background: linear-gradient(45deg, #3b82f6, #8b5cf6);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: 600;
            font-size: 1.2rem;
        }

        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(37, 99, 235, 0.8);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: var(--transition);
            padding: 20px;
            text-align: center;
            color: white;
        }

        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }

        .portfolio-overlay h3 {
            margin-bottom: 10px;
            font-size: 1.5rem;
        }

        /* Stats Section */
        #stats {
            padding: 80px 0;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: white;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            text-align: center;
        }

        .stat-item h3 {
            font-size: 3rem;
            margin-bottom: 10px;
        }

        .stat-item p {
            font-size: 1.1rem;
            opacity: 0.9;
        }

        /* Testimonials */
        #testimonials {
            padding: 100px 0;
            background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1552664730-d307ca884978?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-attachment: fixed;
            color: white;
            text-align: center;
        }

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

        .testimonial {
            background: rgba(255, 255, 255, 0.05);
            padding: 30px;
            border-radius: 10px;
            margin: 20px 0;
            backdrop-filter: blur(10px);
        }

        .client-info {
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 20px;
        }

        .client-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: #e2e8f0;
            margin-right: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray);
        }

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

        .contact-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 50px;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .contact-detail {
            display: flex;
            margin-bottom: 20px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.2rem;
            margin-right: 15px;
            flex-shrink: 0;
        }

        .contact-form .form-group {
            margin-bottom: 20px;
        }

        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: 'Poppins', sans-serif;
            font-size: 16px;
        }

        .contact-form textarea {
            min-height: 150px;
            resize: vertical;
        }

        /* Footer */
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 15px;
        }

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

        .footer-links h4 {
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-links h4:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background: var(--accent);
        }

        .footer-links ul {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            color: #cbd5e1;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: white;
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--accent);
            transform: translateY(-3px);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #94a3b8;
            font-size: 0.9rem;
        }

        /* WhatsApp Button */
        .whatsapp-btn {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 60px;
            height: 60px;
            background: #25D366;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 32px;
            z-index: 1000;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
            transition: var(--transition);
            animation: pulse 2s infinite;
        }

        .whatsapp-btn:hover {
            transform: scale(1.1);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
            70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
            100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
        }

        /* SEO Elements */
        .seo-content {
            max-width: 800px;
            margin: 40px auto;
            padding: 20px;
            background: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }

        .seo-content h2 {
            color: var(--primary);
            margin-bottom: 20px;
        }

        .seo-content p {
            margin-bottom: 15px;
        }

        /* Responsive */
        @media (max-width: 992px) {
            .hero-content h1 {
                font-size: 2.8rem;
            }
            
            .about-content {
                flex-direction: column;
            }
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                width: 70%;
                height: 100vh;
                background: rgba(30, 41, 59, 0.98);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: var(--transition);
                backdrop-filter: blur(10px);
            }
            
            .nav-links.active {
                right: 0;
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .hero-content {
                padding: 100px 0 60px;
            }
            
            .hero-content h1 {
                font-size: 2.2rem;
            }
            
            .btn {
                display: block;
                width: 80%;
                margin: 15px auto;
                text-align: center;
            }
            
            .btn-secondary {
                margin-left: 0;
            }
        }