/* --- CSS VARIABLES & RESET --- */
        :root {
    --primary-navy: #2f4f4f;
    --secondary-green: #66bb6a;
    --accent-gold: #ffca28;
    --bg-light: #e8f5e9;
    --bg-white: #ffffff;
    --text-dark: #1b262c;
    --text-gray: #607d8b;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}


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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', sans-serif;
            color: var(--text-dark);
            background-color: var(--bg-light);
            line-height: 1.6;
            overflow-x: hidden;
        }

        a { text-decoration: none; color: inherit; }
        ul { list-style: none; }
        img { max-width: 100%; display: block; }

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

        .section-padding {
            padding: 80px 0;
        }

        .text-center { text-align: center; }
        .text-primary { color: var(--primary-navy); }
        .text-green { color: var(--secondary-green); }
        .text-gold { color: var(--accent-gold); }

        .btn {
            display: inline-block;
            padding: 12px 28px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            border: 2px solid transparent;
        }

        .btn-primary {
            background-color: var(--secondary-green);
            color: white;
        }

        .btn-primary:hover {
            background-color: #059669;
            transform: translateY(-2px);
        }

        .btn-secondary {
            background-color: transparent;
            border-color: var(--bg-white);
            color: var(--bg-white);
        }

        .btn-secondary:hover {
            background-color: var(--bg-white);
            color: var(--primary-navy);
        }

        .btn-outline-dark {
            border-color: var(--primary-navy);
            color: var(--primary-navy);
        }
        
        .btn-outline-dark:hover {
            background-color: var(--primary-navy);
            color: white;
        }

        .section-title {
            font-size: 2.25rem;
            color: var(--primary-navy);
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .section-subtitle {
            color: var(--text-gray);
            max-width: 700px;
            margin: 0 auto 3rem auto;
        }

        /* --- HEADER --- */
        header {
            background-color: var(--bg-white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary-navy);
            display: flex;
            align-items: center;
            gap: 10px;
        }

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

        .nav-menu {
            display: flex;
            gap: 25px;
            align-items: center;
        }

        .nav-link {
            font-weight: 500;
            color: var(--text-dark);
            transition: var(--transition);
        }

        .nav-link:hover { color: var(--secondary-green); }

        .cta-header {
            display: none;
        }
        
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* --- HERO SECTION --- */
        .hero {
            background: linear-gradient(rgba(10, 37, 64, 0.85), rgba(10, 37, 64, 0.7)), url('../img/hero.jpg');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 120px 0;
            position: relative;
        }

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

        .hero-title {
            font-size: 3.5rem;
            line-height: 1.2;
            margin-bottom: 20px;
            font-weight: 800;
        }

        .hero-desc {
            font-size: 1.25rem;
            margin-bottom: 30px;
            opacity: 0.9;
        }

        .hero-buttons {
            display: flex;
            gap: 15px;
        }

        /* --- ABOUT PREVIEW --- */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-highlights {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-top: 30px;
        }

        .highlight-item {
            background: var(--bg-white);
            padding: 20px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
        }

        .highlight-item i {
            font-size: 2rem;
            color: var(--secondary-green);
            margin-bottom: 10px;
        }

        .highlight-item h4 { font-size: 1rem; margin-bottom: 5px; }

        .about-image img {
            border-radius: 12px;
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }

        /* --- WHY CHOOSE US --- */
        .why-us { background-color: var(--bg-white); }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .feature-card {
            padding: 30px;
            background: var(--bg-light);
            border-radius: 12px;
            transition: var(--transition);
            border: 1px solid #e2e8f0;
        }

        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
            border-color: var(--secondary-green);
        }

        .feature-icon {
            width: 60px;
            height: 60px;
            background: rgba(16, 185, 129, 0.1);
            color: var(--secondary-green);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 1.5rem;
            margin-bottom: 20px;
        }

        /* --- SERVICES --- */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
            gap: 30px;
        }

        .service-module {
            background: var(--bg-white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
        }

        .service-header {
            padding: 25px;
            background: var(--primary-navy);
            color: white;
        }

        .service-header h3 { display: flex; align-items: center; gap: 10px; }

        .service-body {
            padding: 25px;
            flex-grow: 1;
        }

        .service-list li {
            padding: 8px 0;
            border-bottom: 1px solid #f1f5f9;
            color: var(--text-gray);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .service-list li:last-child { border-bottom: none; }
        .service-list li i { color: var(--accent-gold); font-size: 0.8rem; }

        /* --- TESTIMONIALS --- */
        .testimonials { background-color: var(--primary-navy); color: white; }
        .testimonials .section-title { color: white; }
        .testimonials .section-subtitle { color: #cbd5e1; }

        .testimonial-carousel {
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            padding: 40px;
            border-radius: 12px;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
        }

        .quote-icon {
            font-size: 3rem;
            color: var(--secondary-green);
            opacity: 0.5;
            margin-bottom: 20px;
        }

        .testimonial-text {
            font-size: 1.5rem;
            font-style: italic;
            margin-bottom: 20px;
        }

        .testimonial-author {
            font-weight: 700;
            color: var(--accent-gold);
        }

        /* --- FAQ --- */
        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }

        details {
            background: var(--bg-white);
            margin-bottom: 15px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0,0,0,0.1);
            overflow: hidden;
        }

        summary {
            padding: 20px;
            cursor: pointer;
            font-weight: 600;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        summary::-webkit-details-marker { display: none; }

        summary::after {
            content: '+';
            font-size: 1.5rem;
            color: var(--secondary-green);
            transition: var(--transition);
        }

        details[open] summary::after {
            transform: rotate(45deg);
        }

        details[open] summary {
            border-bottom: 1px solid #f1f5f9;
            color: var(--secondary-green);
        }

        .faq-content {
            padding: 20px;
            background-color: #fafafa;
            color: var(--text-gray);
        }

        /* --- CONTACT & NEWSLETTER --- */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
        }

        .form-group { margin-bottom: 20px; }
        
        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-input, .form-textarea {
            width: 100%;
            padding: 12px;
            border: 1px solid #cbd5e1;
            border-radius: 6px;
            font-family: inherit;
            transition: var(--transition);
        }

        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--secondary-green);
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
        }

        .checkbox-group {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.9rem;
        }
        
        .success-message {
            display: none;
            background-color: #dcfce7;
            color: #166534;
            padding: 15px;
            border-radius: 6px;
            margin-top: 20px;
            text-align: center;
            animation: fadeIn 0.5s;
        }

        /* --- FOOTER --- */
        footer {
            background-color: #222;
            color: #94a3b8;
            padding: 60px 0 20px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h4 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.1rem;
        }

        .footer-links li { margin-bottom: 10px; }
        .footer-links a:hover { color: var(--secondary-green); }

        .social-icons {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-icon {
            width: 36px;
            height: 36px;
            background: rgba(255,255,255,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: var(--transition);
        }

        .social-icon:hover {
            background: var(--secondary-green);
            color: white;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 0.9rem;
        }
        
        .legal-links a { margin-left: 20px; cursor: pointer; }
        .legal-links a:hover { text-decoration: underline; color: white; }

        /* --- MODALS --- */
        dialog {
            margin: auto;
            padding: 0;
            border: none;
            border-radius: 8px;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
            max-width: 600px;
            width: 90%;
            background: white;
        }

        dialog::backdrop {
            background: rgba(0, 0, 0, 0.5);
            backdrop-filter: blur(2px);
        }

        .modal-header {
            padding: 20px;
            background: var(--primary-navy);
            color: white;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .modal-body {
            padding: 30px;
            max-height: 70vh;
            overflow-y: auto;
        }
        
        .close-modal {
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* --- ANIMATIONS --- */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* --- RESPONSIVE --- */
        @media (min-width: 768px) {
            .cta-header { display: block; }
        }

        @media (max-width: 768px) {
            .hero-title { font-size: 2.5rem; }
            .nav-menu {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: white;
                flex-direction: column;
                padding: 40px;
                transition: 0.3s ease;
                box-shadow: 0 10px 10px rgba(0,0,0,0.1);
            }
            .nav-menu.active { left: 0; }
            .mobile-toggle { display: block; }
            .about-grid, .contact-grid { grid-template-columns: 1fr; }
            .hero-buttons { flex-direction: column; }
            .footer-bottom { flex-direction: column; gap: 15px; }
            .legal-links a { margin: 0 10px; }
        }