:root {
            --primary: #2c3e50;
            --secondary: #3498db;
            --accent: #e74c3c;
            --light: #ecf0f1;
            --dark: #2c3e50;
            --text: #333;
            --text-light: #7f8c8d;
            --white: #fff;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }

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

        a {
            text-decoration: none;
            color: var(--secondary);
            transition: var(--transition);
        }

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

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .btn {
            display: inline-block;
            background: var(--secondary);
            color: var(--white);
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
            text-transform: uppercase;
            font-size: 14px;
            letter-spacing: 1px;
        }

        .btn:hover {
            background: var(--accent);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--secondary);
            color: var(--secondary);
        }

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

        .section-title {
            text-align: center;
            margin-bottom: 50px;
            position: relative;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
            text-transform: uppercase;
        }

        .section-title p {
            color: var(--text-light);
            max-width: 700px;
            margin: 0 auto;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: var(--secondary);
            margin: 20px auto;
        }

        /* Header */
        header {
            background-color: var(--white);
            box-shadow: var(--shadow);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
        }

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

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

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

        .nav-links a {
            color: var(--dark);
            font-weight: 600;
            text-transform: uppercase;
            font-size: 14px;
            letter-spacing: 1px;
        }

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

        .hamburger {
            display: none;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1567401893414-76b7b1e5a7a5?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') no-repeat center center/cover;
            color: var(--white);
            display: flex;
            align-items: center;
            text-align: center;
            padding-top: 80px;
        }

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

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

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

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 20px;
        }

        /* Services Section */
        .services {
            padding: 100px 0;
            background-color: var(--white);
        }

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

        .service-card {
            background: var(--white);
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
        }

        .service-img {
            height: 200px;
            overflow: hidden;
        }

        .service-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .service-card:hover .service-img img {
            transform: scale(1.1);
        }

        .service-content {
            padding: 20px;
        }

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

        .service-content p {
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .service-icon {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 15px;
        }

        /* About Section */
        .about {
            padding: 100px 0;
            background-color: var(--light);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-img {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }

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

        .about-text h2 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: var(--primary);
        }

        .about-text p {
            margin-bottom: 20px;
            color: var(--text-light);
        }

        .features {
            margin-top: 30px;
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }

        .feature-icon {
            font-size: 1.5rem;
            color: var(--secondary);
            margin-right: 15px;
            margin-top: 5px;
        }

        /* Portfolio Section */
        .portfolio {
            padding: 100px 0;
            background-color: var(--white);
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }

        .portfolio-item {
            position: relative;
            overflow: hidden;
            border-radius: 10px;
            height: 250px;
        }

        .portfolio-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(44, 62, 80, 0.8);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: var(--transition);
        }

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

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

        .portfolio-overlay h3 {
            color: var(--white);
            font-size: 1.5rem;
            margin-bottom: 10px;
            transform: translateY(20px);
            transition: var(--transition);
        }

        .portfolio-overlay p {
            color: var(--light);
            transform: translateY(20px);
            transition: var(--transition);
        }

        .portfolio-item:hover .portfolio-overlay h3,
        .portfolio-item:hover .portfolio-overlay p {
            transform: translateY(0);
        }

        /* Testimonials */
        .testimonials {
            padding: 100px 0;
            background-color: var(--light);
        }

        .testimonial-slider {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

        .testimonial {
            padding: 30px;
            background: var(--white);
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 20px;
            color: var(--text-light);
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .author-img {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            overflow: hidden;
            margin-right: 15px;
        }

        .author-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .author-info h4 {
            color: var(--primary);
            margin-bottom: 5px;
        }

        .author-info p {
            color: var(--text-light);
            font-size: 14px;
        }

        /* Contact Section */
        .contact {
            padding: 100px 0;
            background-color: var(--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-info p {
            margin-bottom: 30px;
            color: var(--text-light);
        }

        .contact-details {
            margin-bottom: 30px;
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
        }

        .contact-icon {
            font-size: 1.5rem;
            color: var(--secondary);
            margin-right: 15px;
            margin-top: 5px;
        }

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

        .contact-form label {
            display: block;
            margin-bottom: 5px;
            font-weight: 600;
            color: var(--primary);
        }

        .contact-form input,
        .contact-form textarea,
        .contact-form select {
            width: 100%;
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            font-size: 16px;
            transition: var(--transition);
        }

        .contact-form input:focus,
        .contact-form textarea:focus,
        .contact-form select:focus {
            outline: none;
            border-color: var(--secondary);
            box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
        }

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


        /* Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            z-index: 2000;
            overflow-y: auto;
            padding: 20px;
        }

        .modal-content {
            background: var(--white);
            max-width: 600px;
            margin: 50px auto;
            padding: 30px;
            border-radius: 10px;
            position: relative;
            animation: modalFadeIn 0.3s ease;
        }

        @keyframes modalFadeIn {
            from {
                opacity: 0;
                transform: translateY(-50px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .close-modal {
            position: absolute;
            top: 15px;
            right: 15px;
            font-size: 1.5rem;
            color: var(--text-light);
            cursor: pointer;
            transition: var(--transition);
        }

        .close-modal:hover {
            color: var(--accent);
        }

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

        /* Responsive */
        @media (max-width: 992px) {
            .about-content {
                grid-template-columns: 1fr;
            }

            .about-img {
                order: -1;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: var(--white);
                flex-direction: column;
                align-items: center;
                padding-top: 40px;
                transition: var(--transition);
            }

            .nav-links.active {
                left: 0;
            }

            .nav-links li {
                margin: 15px 0;
            }

            .hamburger {
                display: block;
                font-size: 1.5rem;
                color: var(--primary);
            }

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

            .hero-btns {
                flex-direction: column;
                gap: 15px;
            }

            .btn {
                width: 100%;
            }

            .section-title h2 {
                font-size: 2rem;
            }
        }

        @media (max-width: 576px) {
            .hero h1 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1rem;
            }

            .section-title h2 {
                font-size: 1.8rem;
            }

            .modal-content {
                padding: 20px;
            }
        }