* {
            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;
        }

        /* Header */
        header {
            background: linear-gradient(135deg, #11998e    0%, #38ef7d    100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            letter-spacing: 1px;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
            flex-wrap: wrap;
        }

        nav a {
            color: white;
            text-decoration: none;
            transition: color 0.3s;
            font-weight: 500;
        }

        nav a:hover {
            color: #ffd700;
        }

        .header-right {
            display: flex;
            gap: 1rem;
            align-items: center;
            flex-wrap: wrap;
        }

        .btn {
            padding: 0.7rem 1.5rem;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background: #ffd700;
            color: #11998e   ;
        }

        .btn-primary:hover {
            background: #ffed4e;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255,215,0,0.3);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

        .btn-secondary:hover {
            background: white;
            color: #11998e   ;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, rgba(17,153,142,0.95) 0%, rgba(56,239,125,0.95) 100%), 
                        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%2311998e   " width="1200" height="600"/><path fill="%2338ef7d   " d="M0 300L50 283.3C100 266.7 200 233.3 300 216.7C400 200 500 200 600 216.7C700 233.3 800 266.7 900 283.3C1000 300 1100 300 1150 300L1200 300L1200 601L1150 601C1100 601 1000 601 900 601C800 601 700 601 600 601C500 601 400 601 300 601C200 601 100 601 50 601L0 601Z"/></svg>');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 8rem 2rem;
            text-align: center;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            line-height: 1.2;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .hero p {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            opacity: 0.95;
        }

        .hero-cta {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* Container */
        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 4rem 2rem;
        }

        /* About Section */
        .about {
            background: #f8f9fa;
        }

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

        .about h2 {
            font-size: 2.5rem;
            color: #11998e   ;
            margin-bottom: 1rem;
        }

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

        .highlight-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 600;
            color: #38ef7d   ;
        }

        /* Why Choose Us */
        .why-choose {
            background: white;
        }

        .why-choose h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #11998e   ;
            margin-bottom: 3rem;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }

        .feature-card {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 2rem;
            border-radius: 10px;
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
            border-top: 4px solid #11998e   ;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }

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

        .feature-card h3 {
            color: #11998e   ;
            margin-bottom: 1rem;
        }

        /* Services Section */
        .services {
            background: #f8f9fa;
        }

        .services h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #11998e   ;
            margin-bottom: 3rem;
        }

        .tabs {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }

        .tab-btn {
            padding: 1rem 2rem;
            background: white;
            border: 2px solid #11998e   ;
            color: #11998e   ;
            cursor: pointer;
            border-radius: 5px;
            font-weight: 600;
            transition: all 0.3s;
        }

        .tab-btn.active {
            background: #11998e   ;
            color: white;
        }

        .tab-content {
            display: none;
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }

        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .service-list {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }

        .service-item {
            padding: 1rem;
            background: #f8f9fa;
            border-radius: 5px;
            border-left: 4px solid #ffd700;
            transition: all 0.3s;
        }

        .service-item:hover {
            background: #e9ecef;
            transform: translateX(5px);
        }

        /* Testimonials */
        .testimonials {
            background: white;
        }

        .testimonials h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #11998e   ;
            margin-bottom: 3rem;
        }

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

        .testimonial-card {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .stars {
            color: #ffd700;
            font-size: 1.5rem;
            margin-bottom: 1rem;
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 1rem;
            color: #555;
        }

        .testimonial-author {
            font-weight: 600;
            color: #11998e   ;
        }

        /* FAQ */
        .faq {
            background: #f8f9fa;
        }

        .faq h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #11998e   ;
            margin-bottom: 3rem;
        }

        .faq-item {
            background: white;
            margin-bottom: 1rem;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        .faq-question {
            padding: 1.5rem;
            cursor: pointer;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: white;
            transition: background 0.3s;
        }

        .faq-question:hover {
            background: #f8f9fa;
        }

        .faq-answer {
            padding: 0 1.5rem;
            max-height: 0;
            overflow: hidden;
            transition: all 0.3s;
        }

        .faq-item.active .faq-answer {
            padding: 1.5rem;
            max-height: 500px;
        }

        .faq-icon {
            transition: transform 0.3s;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }

        /* Contact Form */
        .contact {
            background: white;
        }

        .contact h2 {
            text-align: center;
            font-size: 2.5rem;
            color: #11998e   ;
            margin-bottom: 3rem;
        }

        .contact-form {
            max-width: 600px;
            margin: 0 auto;
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #11998e   ;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #dee2e6;
            border-radius: 5px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #11998e   ;
        }

        .form-group textarea {
            resize: vertical;
            min-height: 120px;
        }

        .form-success {
            display: none;
            background: #d4edda;
            color: #155724;
            padding: 1rem;
            border-radius: 5px;
            margin-top: 1rem;
            border: 1px solid #c3e6cb;
        }

        /* Footer */
        footer {
            background: linear-gradient(135deg, #11998e    0%, #38ef7d    100%);
            color: white;
            padding: 3rem 0 1rem;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1rem;
            color: #ffd700;
        }

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

        .footer-section ul li {
            margin-bottom: 0.5rem;
        }

        .footer-section a {
            color: white;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-section a:hover {
            color: #ffd700;
        }

        .social-icons {
            display: flex;
            gap: 1rem;
            font-size: 1.5rem;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            max-width: 1400px;
            margin: 0 auto;
            padding-left: 2rem;
            padding-right: 2rem;
        }

        .footer-links {
            margin-top: 1rem;
        }

        .footer-links a {
            color: white;
            text-decoration: none;
            margin: 0 1rem;
            cursor: pointer;
        }

        .footer-links a:hover {
            color: #ffd700;
        }

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            z-index: 2000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.6);
            animation: fadeIn 0.3s;
        }

        .modal-content {
            background-color: white;
            margin: 5% auto;
            padding: 2rem;
            border-radius: 10px;
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            overflow-y: auto;
            position: relative;
            animation: slideDown 0.3s;
        }

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

        .close {
            position: absolute;
            right: 1.5rem;
            top: 1rem;
            font-size: 2rem;
            font-weight: bold;
            cursor: pointer;
            color: #999;
            transition: color 0.3s;
        }

        .close:hover {
            color: #333;
        }

        .modal h2 {
            color: #11998e   ;
            margin-bottom: 1.5rem;
            padding-right: 2rem;
        }

        .modal-body {
            line-height: 1.8;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin: 1rem 0;
        }

        /* Newsletter Popup */
        #newsletterPopup .modal-content {
            max-width: 500px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1.2rem;
            }

            nav ul {
                display: none;
            }

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

            .header-container {
                justify-content: center;
            }

            .tabs {
                flex-direction: column;
            }
        }

        /* Scroll animations */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s, transform 0.6s;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }