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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
        }

        :root {
            --primary: #0D4659;
            --secondary: #779DAE;
            --accent-green: #8DDC68;
            --accent-blue: #89D8EA;
            --white: #ffffff;
            --light-gray: #f4f4f4;
        }

        /* Header & Navigation */
        header {
            background: var(--white);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }

        nav {
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            height: 60px;
        }

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

        nav a {
            text-decoration: none;
            color: var(--primary);
            font-weight: 500;
            transition: color 0.3s;
        }

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

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, rgba(13, 70, 89, 0.85) 0%, rgba(119, 157, 174, 0.85) 100%);
            color: var(--white);
            padding: 6rem 2rem;
            text-align: center;
            position: relative;
            min-height: 600px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .hero-image {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            z-index: 0;
        }
        
        .hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(13, 70, 89, 0.85) 0%, rgba(119, 157, 174, 0.85) 100%);
            z-index: 1;
        }

        .hero-content {
            max-width: 1200px;
            margin: 0 auto;
            position: relative;
            z-index: 2;
        }

        .hero h1 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            opacity: 0.95;
        }

        .cta-button {
            display: inline-block;
            background: var(--accent-green);
            color: var(--primary);
            padding: 1rem 2.5rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: bold;
            font-size: 1.1rem;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0,0,0,0.3);
            background: #9EE67D;
        }

        /* Services Section */
        .services {
            padding: 4rem 2rem;
            background: var(--light-gray);
        }

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

        .section-title {
            text-align: center;
            font-size: 2.2rem;
            color: var(--primary);
            margin-bottom: 3rem;
            position: relative;
            padding-bottom: 1rem;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--accent-green);
            border-radius: 2px;
        }

       .service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

        .service-card {
            background: var(--white);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }

        .service-card:hover {
            transform: translateY(-10px);
        }

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

        .service-card h3 {
            color: var(--primary);
            margin-bottom: 1rem;
            font-size: 1.5rem;
        }

        .service-card ul {
            list-style: none;
            margin-top: 1rem;
        }

        .service-card li {
            padding: 0.5rem 0;
            padding-left: 1.5rem;
            position: relative;
        }

        .service-card li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--accent-green);
            font-weight: bold;
        }

        /* About Section */
        .about {
            padding: 4rem 2rem;
            background: var(--white);
        }

        .about-content {
            max-width: 900px;
            margin: 0 auto;
            text-align: center;
        }

        .about-content p {
            font-size: 1.1rem;
            margin-bottom: 1.5rem;
            color: #555;
            line-height: 1.8;
        }

        /* Why Choose Us */
        .why-us {
            padding: 4rem 2rem;
            background: linear-gradient(135deg, var(--accent-blue) 0%, var(--secondary) 100%);
            color: var(--white);
        }

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

        .feature-box {
            text-align: center;
            padding: 2rem;
            background: rgba(255,255,255,0.1);
            border-radius: 15px;
            backdrop-filter: blur(10px);
        }

        .feature-box h3 {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
        }

        /* Contact Section */
        .contact {
            padding: 4rem 2rem;
            background: var(--light-gray);
        }

        .contact-content {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .contact-box {
            background: var(--white);
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }

        .contact-box h3 {
            color: var(--primary);
            margin-bottom: 1rem;
        }

        .contact-box p {
            font-size: 1.1rem;
            color: #555;
        }

        .map-container {
            margin-top: 3rem;
            width: 100vw;
            margin-left: calc(-50vw + 50%);
            overflow: hidden;
        }

        .map-container iframe {
            width: 100%;
            height: 450px;
            border: none;
        }

        .contact-icon {
            font-size: 2.5rem;
            color: var(--accent-green);
            margin-bottom: 1rem;
        }

        /* Popup Modal */
        .modal {
            display: none;
            position: fixed;
            z-index: 2000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(5px);
            animation: fadeIn 0.3s ease;
        }

        .modal.active {
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .modal-content {
            background: var(--white);
            padding: 3rem;
            border-radius: 20px;
            max-width: 550px;
            width: 90%;
            max-height: 85vh;
            overflow-y: auto;
            position: relative;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
            animation: slideUp 0.3s ease;
        }

        .close-button {
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: var(--light-gray);
            border: none;
            width: 35px;
            height: 35px;
            border-radius: 50%;
            font-size: 1.5rem;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s;
            color: var(--primary);
        }

        .close-button:hover {
            background: var(--primary);
            color: var(--white);
            transform: rotate(90deg);
        }

        .modal-content h2 {
            color: var(--primary);
            margin-bottom: 0.5rem;
            font-size: 2rem;
            text-align: center;
        }

        .modal-content > p {
            color: #666;
            margin-bottom: 2rem;
            text-align: center;
            font-size: 0.95rem;
        }

        .form-group {
            margin-bottom: 1.3rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: var(--primary);
            font-weight: 500;
            font-size: 0.95rem;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.75rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: all 0.3s;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--accent-green);
            box-shadow: 0 0 0 3px rgba(141, 220, 104, 0.1);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 90px;
        }

        .submit-button {
            width: 100%;
            background: var(--accent-green);
            color: var(--primary);
            padding: 0.9rem;
            border: none;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(141, 220, 104, 0.3);
            margin-top: 0.5rem;
        }

        .submit-button:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(141, 220, 104, 0.4);
            background: #9EE67D;
        }

        .submit-button:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .success-message {
            display: none;
            text-align: center;
            padding: 2rem;
        }

        .success-message.active {
            display: block;
        }

        .success-message .icon {
            font-size: 4rem;
            color: var(--accent-green);
            margin-bottom: 1rem;
        }

        .success-message h3 {
            color: var(--primary);
            margin-bottom: 0.5rem;
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

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

        /* Footer */
        footer {
            background: var(--primary);
            color: var(--white);
            text-align: center;
            padding: 2rem;
        }

        footer p {
            opacity: 0.9;
        }

        /* Mobile Menu Toggle */
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }

            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--white);
                padding: 1rem;
                box-shadow: 0 5px 10px rgba(0,0,0,0.1);
            }

            nav ul.active {
                display: flex;
            }

            .hero h1 {
                font-size: 2rem;
            }

            .hero p {
                font-size: 1.1rem;
            }
            
            .contact-content {
                grid-template-columns: 1fr;
            }

            .modal-content {
                padding: 2rem 1.5rem;
                width: 95%;
            }

            .modal-content h2 {
                font-size: 1.5rem;
            }

            .service-grid {
    grid-template-columns: 1fr;
}

            @media (max-width: 1200px) and (min-width: 769px) {
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
        }