:root {
            --primary: #1a5f7a;
            --secondary: #57cc99;
            --accent: #ff9a3c;
            --light: #f8f9fa;
            --dark: #343a40;
            --gray: #6c757d;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Roboto', sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        
        h1, h2, h3, h4, h5 {
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 1rem;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary);
            position: relative;
            display: inline-block;
            padding-bottom: 10px;
        }
        
        .section-title h2:after {
            content: '';
            position: absolute;
            width: 70px;
            height: 4px;
            background-color: var(--secondary);
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
        }
        
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: 4px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            text-decoration: none;
        }
        
        .btn:hover {
            background-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        
        .btn-secondary {
            background-color: var(--secondary);
        }
        
        .btn-secondary:hover {
            background-color: var(--primary);
        }
        
        /* Header */
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        
        .logo {
            display: flex;
            align-items: center;
        }
        
        .logo h1 {
            font-size: 1.8rem;
            margin-bottom: 0;
            color: var(--primary);
        }
        
        .logo span {
            color: var(--secondary);
        }
        
        nav ul {
            display: flex;
            list-style: none;
        }
        
        nav ul li {
            margin-left: 30px;
        }
        
        nav ul li a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            transition: var(--transition);
        }
        
        nav ul li a:hover {
            color: var(--primary);
        }
        
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
        }
        
        /* Hero Section */
        .hero {
            background: linear-gradient(rgba(26, 95, 122, 0.85), rgba(26, 95, 122, 0.9)), url('../img/hero.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }
        
        /* About Preview */
        .about-preview {
            padding: 80px 0;
            background-color: var(--light);
        }
        
        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }
        
        .about-text {
            flex: 1;
        }
        
        .about-text h2 {
            color: var(--primary);
            font-size: 2.2rem;
        }
        
        .about-text p {
            margin-bottom: 1.5rem;
            color: var(--gray);
        }
        
        .about-stats {
            display: flex;
            justify-content: space-between;
            margin-top: 2rem;
        }
        
        .stat-item {
            text-align: center;
        }
        
        .stat-item h3 {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 5px;
        }
        
        .about-image {
            flex: 1;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        
        .about-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        
        /* Why Choose Us */
        .why-choose-us {
            padding: 80px 0;
        }
        
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
        }
        
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 20px;
        }
        
        .feature-card h3 {
            color: var(--primary);
        }
        
        /* Services */
        .services {
            padding: 80px 0;
            background-color: var(--light);
        }
        
        .service-tabs {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 40px;
            gap: 10px;
        }
        
        .tab-btn {
            padding: 10px 25px;
            background-color: white;
            border: 1px solid #ddd;
            border-radius: 30px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }
        
        .tab-btn.active {
            background-color: var(--primary);
            color: white;
            border-color: var(--primary);
        }
        
        .service-content {
            display: none;
        }
        
        .service-content.active {
            display: block;
        }
        
        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 25px;
        }
        
        .service-item {
            background-color: white;
            padding: 25px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        
        .service-item:hover {
            transform: translateY(-5px);
        }
        
        .service-item i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 15px;
        }
        
        /* Testimonials */
        .testimonials {
            padding: 80px 0;
        }
        
        .testimonial-slider {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }
        
        .testimonial {
            background-color: white;
            padding: 40px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
        }
        
        .client-img {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            margin: 0 auto 20px;
            background-color: #eee;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            color: var(--primary);
        }
        
        .client-rating {
            color: #ffc107;
            margin-bottom: 15px;
        }
        
        /* FAQ */
        .faq {
            padding: 80px 0;
            background-color: var(--light);
        }
        
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .faq-item {
            margin-bottom: 15px;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
        }
        
        .faq-question {
            padding: 20px;
            background-color: white;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 500;
        }
        
        .faq-answer {
            padding: 0 20px;
            background-color: white;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            border-top: 1px solid #eee;
        }
        
        .faq-answer.active {
            padding: 20px;
            max-height: 500px;
        }
        
        /* Contact Form */
        .contact {
            padding: 80px 0;
        }
        
        .contact-container {
            display: flex;
            gap: 50px;
        }
        
        .contact-info {
            flex: 1;
        }
        
        .contact-info-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 30px;
        }
        
        .contact-info-icon {
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-right: 15px;
            flex-shrink: 0;
        }
        
        .contact-form {
            flex: 1;
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-size: 16px;
            transition: var(--transition);
        }
        
        .form-control:focus {
            border-color: var(--primary);
            outline: none;
        }
        
        /* Footer */
        footer {
            background-color: var(--dark);
            color: white;
            padding: 60px 0 0;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-logo h2 {
            color: white;
            margin-bottom: 15px;
        }
        
        .footer-links h3, .footer-newsletter h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        
        .footer-links ul {
            list-style: none;
        }
        
        .footer-links ul li {
            margin-bottom: 10px;
        }
        
        .footer-links ul li a {
            color: #bbb;
            text-decoration: none;
            transition: var(--transition);
        }
        
        .footer-links ul li a:hover {
            color: var(--secondary);
        }
        
        .footer-newsletter form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        
        .checkbox-group {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-top: 10px;
        }
        
        .copyright {
            text-align: center;
            padding: 20px 0;
            border-top: 1px solid #444;
            color: #bbb;
            font-size: 0.9rem;
        }
        
        /* Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 1100;
            justify-content: center;
            align-items: center;
        }
        
        .modal-content {
            background-color: white;
            padding: 40px;
            border-radius: 8px;
            max-width: 500px;
            width: 90%;
            text-align: center;
            box-shadow: var(--shadow);
        }
        
        .modal-content i {
            font-size: 4rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .close-modal {
            position: absolute;
            top: 20px;
            right: 20px;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--dark);
            cursor: pointer;
        }
        
        /* Responsive */
        @media (max-width: 992px) {
            .about-content {
                flex-direction: column;
            }
            
            .contact-container {
                flex-direction: column;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        
        @media (max-width: 768px) {
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: white;
                flex-direction: column;
                padding: 20px;
                box-shadow: var(--shadow);
            }
            
            nav ul.active {
                display: flex;
            }
            
            nav ul li {
                margin: 10px 0;
            }
            
            .mobile-menu-btn {
                display: block;
            }
            
            .hero {
                padding: 70px 0;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            .about-stats {
                flex-direction: column;
                gap: 20px;
            }
        }
        
        /* Confirmation Message */
        .confirmation-message {
            display: none;
            background-color: #d4edda;
            color: #155724;
            padding: 15px;
            border-radius: 4px;
            margin-top: 20px;
            border: 1px solid #c3e6cb;
        }