:root {
            --primary-color: #2a9d8f;
            --secondary-color: #264653;
            --accent-color: #e76f51;
            --light-color: #f8f9fa;
            --dark-color: #212529;
            --text-color: #495057;
            --border-color: #dee2e6;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Poppins', sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #fff;
        }

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

        h1, h2, h3 {
            color: var(--secondary-color);
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        h1 { font-size: 3rem; }
        h2 { font-size: 2.5rem; text-align: center; margin-bottom: 2rem; }
        h3 { font-size: 1.5rem; }

        p {
            margin-bottom: 1rem;
        }

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

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        /* --- Header & Navigation --- */
        .main-header {
            background: #fff;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            width: 100%;
            z-index: 1000;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }

        .logo a {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary-color);
            text-decoration: none;
        }

        .nav-menu {
            display: flex;
            align-items: center;
        }

        .nav-menu li {
            margin-left: 25px;
        }

        .nav-menu a {
            color: var(--dark-color);
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .nav-menu a:hover {
            color: var(--primary-color);
        }

        .cta-button {
            background-color: var(--accent-color);
            color: #fff;
            padding: 10px 20px;
            border-radius: 5px;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 500;
            transition: background-color 0.3s ease;
        }

        .cta-button:hover {
            background-color: #d35a40;
        }

        /* --- Hero Section --- */
    #hero {
        background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../img/hero.webp') no-repeat center center/cover;
        height: 90vh;
        color: #fff;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        padding: 0 20px;
    }

    #hero h1 {
        font-size: 3.5rem;
        color: #fff;
    }

    #hero p {
        font-size: 1.2rem;
        max-width: 800px;
        color: #fff;
    }

    .hero-buttons {
        margin-top: 2rem;
    }

    .hero-buttons .cta-button {
        margin: 0 10px;
        padding: 12px 25px;
        font-size: 1.1rem;
    }
    .hero-buttons .cta-button.secondary {
        background-color: transparent;
        border: 2px solid #fff;
    }
    .hero-buttons .cta-button.secondary:hover {
        background-color: #fff;
        color: var(--dark-color);
    }

    /* --- Section Styling --- */
    section {
        padding: 60px 0;
    }
    .section-bg {
        background-color: var(--light-color);
    }

    /* --- About Section --- */
    #about .content-wrapper {
        display: flex;
        align-items: center;
        gap: 40px;
    }
    #about .text-content {
        flex: 1;
    }
    #about .image-content {
        flex: 1;
    }
    #about img {
        border-radius: 8px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    }

    /* --- Services Section --- */
    .services-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
    }
    .service-card {
        background: #fff;
        padding: 30px;
        border-radius: 8px;
        text-align: center;
        box-shadow: 0 4px 10px rgba(0,0,0,0.05);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        border: 1px solid var(--border-color);
    }
    .service-card:hover {
        transform: translateY(-10px);
        box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    }
    .service-card .icon {
        font-size: 2.5rem;
        color: var(--primary-color);
        margin-bottom: 15px;
    }
    .service-card h3 {
        font-size: 1.3rem;
    }
    .services-cta {
        text-align: center;
        margin-top: 40px;
    }

    /* --- Why Choose Us Section --- */
    .features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    .feature-item {
        display: flex;
        align-items: flex-start;
        gap: 15px;
    }
    .feature-item .icon {
        font-size: 1.8rem;
        color: var(--primary-color);
        margin-top: 5px;
    }
    .feature-item h3 {
        font-size: 1.2rem;
        margin-bottom: 5px;
    }

    /* --- Form Sections --- */
    .form-section .content-wrapper {
        display: flex;
        gap: 40px;
        align-items: center;
    }
    .form-section .text-content {
        flex: 1;
    }
    .form-section .form-content {
        flex: 1;
        background: #fff;
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    }
    .form-group {
        margin-bottom: 20px;
    }
    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-weight: 500;
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
        width: 100%;
        padding: 12px;
        border: 1px solid var(--border-color);
        border-radius: 5px;
        font-family: 'Poppins', sans-serif;
    }
    .form-group textarea {
        resize: vertical;
        min-height: 100px;
    }
    .confirmation-message {
        display: none;
        padding: 15px;
        background-color: #d4edda;
        color: #155724;
        border: 1px solid #c3e6cb;
        border-radius: 5px;
        text-align: center;
    }

    /* --- Testimonials Section --- */
    .testimonial-carousel {
        position: relative;
        overflow: hidden;
        max-width: 800px;
        margin: auto;
    }
    .testimonial-wrapper {
        display: flex;
        transition: transform 0.5s ease;
    }
    .testimonial-item {
        min-width: 100%;
        padding: 20px;
        text-align: center;
    }
    .testimonial-item p {
        font-size: 1.2rem;
        font-style: italic;
        margin-bottom: 20px;
    }
    .testimonial-item h4 {
        font-weight: 600;
        color: var(--secondary-color);
    }
    .carousel-nav {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 100%;
        display: flex;
        justify-content: space-between;
        padding: 0 20px;
        font-size: 1.5rem;
        color: var(--primary-color);
    }
    .carousel-nav button {
        background: rgba(255, 255, 255, 0.8);
        border: none;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        cursor: pointer;
        transition: background 0.3s ease;
    }
    .carousel-nav button:hover {
        background: #fff;
    }

    /* --- Contact Section --- */
    #contact .content-wrapper {
        display: flex;
        gap: 40px;
    }
    #contact .contact-info {
        flex: 1;
    }
    .contact-item {
        display: flex;
        align-items: center;
        gap: 15px;
        margin-bottom: 20px;
    }
    .contact-item .icon {
        font-size: 1.5rem;
        color: var(--primary-color);
    }
    #contact .map-wrapper {
        flex: 1;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    }
    #contact .map-wrapper iframe {
        width: 100%;
        height: 350px;
        border: 0;
    }

    /* --- Footer --- */
    .main-footer {
        background: var(--secondary-color);
        color: #fff;
        padding: 40px 0 20px;
    }
    .footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 30px;
        margin-bottom: 30px;
    }
    .footer-column h3 {
        color: #fff;
        margin-bottom: 20px;
        font-size: 1.2rem;
    }
    .footer-column ul li a {
        color: #ccc;
        transition: color 0.3s ease;
    }
    .footer-column ul li a:hover {
        color: var(--primary-color);
    }
    .social-icons a {
        color: #fff;
        font-size: 1.5rem;
        margin-right: 15px;
        transition: color 0.3s ease;
    }
    .social-icons a:hover {
        color: var(--primary-color);
    }
    .footer-bottom {
        text-align: center;
        border-top: 1px solid #444;
        padding-top: 20px;
        font-size: 0.9rem;
        color: #ccc;
    }
    .footer-bottom a {
        color: #ccc;
    }

    /* --- Popup --- */
    .popup-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.7);
        justify-content: center;
        align-items: center;
        z-index: 2000;
    }
    .popup-content {
        background: #fff;
        padding: 30px;
        border-radius: 8px;
        max-width: 500px;
        width: 90%;
        position: relative;
        animation: fadeIn 0.3s ease;
    }
    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(-20px); }
        to { opacity: 1; transform: translateY(0); }
    }
    .close-popup {
        position: absolute;
        top: 15px;
        right: 15px;
        font-size: 1.5rem;
        color: var(--dark-color);
        cursor: pointer;
        background: none;
        border: none;
    }

    /* --- Back to Top Button --- */
    #back-to-top {
        display: none;
        position: fixed;
        bottom: 20px;
        right: 20px;
        background-color: var(--primary-color);
        color: #fff;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 999;
        transition: background-color 0.3s ease;
    }
    #back-to-top:hover {
        background-color: var(--secondary-color);
    }

    /* --- Responsive Design --- */
    @media (max-width: 992px) {
        h1 { font-size: 2.5rem; }
        #hero h1 { font-size: 2.8rem; }
        .nav-menu li { margin-left: 15px; }
        .content-wrapper { flex-direction: column; }
    }

    @media (max-width: 768px) {
        h1 { font-size: 2rem; }
        h2 { font-size: 1.8rem; }
        .navbar { flex-direction: column; }
        .nav-menu { margin-top: 15px; }
        .nav-menu li { margin: 0 10px; }
        #hero { height: 70vh; }
        .hero-buttons .cta-button { display: block; width: 80%; margin: 10px auto; }
    }