/* =========================================
           1. CORE VARIABLES & RESET
           ========================================= */
        :root {
            --primary-color: #1a252f; /* Deep Charcoal - Sophistication */
            --accent-color: #c5a059; /* Muted Gold - Luxury/Warmth */
            --secondary-bg: #f4f1ea; /* Cream/Beige - Warmth */
            --text-dark: #2c3e50;
            --text-light: #7f8c8d;
            --white: #ffffff;
            --border-color: #e0e0e0;
            --transition: all 0.4s ease;
            --container-width: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Lato', sans-serif;
            color: var(--text-dark);
            line-height: 1.7;
            background-color: var(--white);
            overflow-x: hidden;
        }

        h1, h2, h3, h4, h5, h6 {
            font-family: 'Playfair Display', serif;
            color: var(--primary-color);
            font-weight: 700;
        }

        a { text-decoration: none; color: inherit; transition: var(--transition); }
        ul { list-style: none; }
        img { max-width: 100%; height: auto; display: block; }

        /* Utility Classes */
        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-padding {
            padding: 100px 0;
        }

        .text-center { text-align: center; }

        .section-title {
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            position: relative;
            display: inline-block;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 80px;
            height: 3px;
            background: var(--accent-color);
            margin: 15px auto 0;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 700px;
            margin: 0 auto 60px;
            font-weight: 300;
        }

        /* Buttons */
        .btn {
            display: inline-block;
            padding: 15px 35px;
            border-radius: 2px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            border: 1px solid transparent;
        }

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

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

        .btn-outline {
            border: 2px solid var(--white);
            color: var(--white);
            background: transparent;
        }

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

        .btn-accent-outline {
            border: 2px solid var(--primary-color);
            color: var(--primary-color);
            background: transparent;
            padding: 10px 25px;
            font-size: 0.85rem;
            text-transform: capitalize;
        }

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

        /* Animation Classes */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s ease-out;
        }
        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        /* =========================================
           2. HEADER
           ========================================= */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 20px 0;
            transition: var(--transition);
        }

        header.scrolled {
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 4px 20px rgba(0,0,0,0.05);
            padding: 15px 0;
        }

        header.scrolled .logo { color: var(--primary-color); }
        header.scrolled .nav-link { color: var(--primary-color); }
        header.scrolled .nav-cta { background: var(--primary-color); color: var(--white); border-color: var(--primary-color); }

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

        .logo {
            font-family: 'Playfair Display', serif;
            font-size: 1.8rem;
            color: var(--white);
            letter-spacing: 1px;
            text-transform: uppercase;
        }
        
        .logo i { color: var(--accent-color); margin-right: 10px; }

        .nav-menu {
            display: flex;
            gap: 35px;
            align-items: center;
        }

        .nav-link {
            color: var(--white);
            font-weight: 400;
            font-size: 0.95rem;
            position: relative;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 1px;
            bottom: -5px;
            left: 0;
            background-color: var(--accent-color);
            transition: var(--transition);
        }

        .nav-link:hover::after { width: 100%; }

        .nav-cta {
            background: var(--accent-color);
            color: var(--white) !important;
            padding: 12px 30px;
            border-radius: 2px;
        }
        
        .nav-cta:hover { background: var(--white); color: var(--primary-color) !important; }
        .nav-cta::after { display: none; }

        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--white);
            cursor: pointer;
        }
        
        header.scrolled .mobile-toggle { color: var(--primary-color); }

        /* =========================================
           3. HERO SECTION
           ========================================= */
        .hero {
            position: relative;
            height: 100vh;
            min-height: 700px;
            background: linear-gradient(rgba(26, 37, 47, 0.6), rgba(26, 37, 47, 0.4)), url('../img/hero.avif');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: var(--white);
        }

        .hero-content {
            max-width: 900px;
            padding: 0 20px;
        }

        .hero h1 {
            font-size: 4rem;
            line-height: 1.1;
            margin-bottom: 25px;
            color: var(--white);
            font-style: italic;
        }

        .hero p {
            font-size: 1.3rem;
            font-weight: 300;
            margin-bottom: 40px;
            opacity: 0.9;
        }

        .hero-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
        }

        /* =========================================
           4. ABOUT US
           ========================================= */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0; /* No gap for side-by-side image effect */
        }

        .about-img {
            height: 100%;
            min-height: 600px;
        }

        .about-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .about-text {
            background-color: var(--secondary-bg);
            padding: 80px 60px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .about-text h2 {
            font-size: 2.5rem;
            margin-bottom: 30px;
        }

        .about-text p {
            color: var(--text-light);
            margin-bottom: 25px;
            font-size: 1.05rem;
        }

        .signature {
            font-family: 'Playfair Display', serif;
            font-size: 1.5rem;
            color: var(--primary-color);
            margin-top: 20px;
            font-style: italic;
        }

        /* =========================================
           5. SERVICES
           ========================================= */
        .services { background-color: var(--white); }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--white);
            border: 1px solid var(--border-color);
            padding: 0;
            transition: var(--transition);
            overflow: hidden;
            position: relative;
        }

        .service-card:hover {
            box-shadow: 0 15px 30px rgba(0,0,0,0.08);
            transform: translateY(-5px);
            border-color: var(--accent-color);
        }

        .service-img {
            height: 220px;
            overflow: hidden;
        }

        .service-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .service-card:hover .service-img img {
            transform: scale(1.05);
        }

        .service-content {
            padding: 30px;
            text-align: center;
        }

        .service-icon {
            width: 50px;
            height: 50px;
            background: var(--secondary-bg);
            color: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: -55px auto 20px; /* Pull up over image */
            position: relative;
            border: 4px solid var(--white);
        }

        .service-content h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            font-family: 'Lato', sans-serif;
            font-weight: 700;
        }

        .service-content p {
            font-size: 0.95rem;
            color: var(--text-light);
            margin-bottom: 25px;
            min-height: 45px; /* alignment */
        }

        /* =========================================
           6. WHY CHOOSE US
           ========================================= */
        .why-us { background-color: var(--primary-color); color: var(--white); }
        .why-us .section-title { color: var(--white); }
        .why-us .section-subtitle { color: rgba(255,255,255,0.7); }

        .why-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .why-item {
            text-align: center;
            padding: 30px;
            border: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }

        .why-item:hover {
            background: rgba(255,255,255,0.05);
            border-color: var(--accent-color);
        }

        .why-icon {
            font-size: 2.5rem;
            color: var(--accent-color);
            margin-bottom: 20px;
        }

        .why-item h4 {
            color: var(--white);
            font-size: 1.2rem;
            margin-bottom: 15px;
            font-family: 'Lato', sans-serif;
            font-weight: 700;
        }

        .why-item p {
            font-size: 0.95rem;
            color: rgba(255,255,255,0.8);
        }

        /* =========================================
           7. HOME WARRANTY
           ========================================= */
        .warranty {
            background-color: var(--secondary-bg);
            position: relative;
            overflow: hidden;
        }

        .warranty-container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 50px;
        }

        .warranty-text {
            flex: 1;
        }

        .warranty-img {
            flex: 1;
            border-radius: 4px;
            overflow: hidden;
            box-shadow: 20px 20px 0px var(--accent-color);
        }

        .warranty-features {
            margin: 30px 0;
        }

        .wf-list li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 15px;
            font-size: 1.05rem;
        }

        .wf-list i {
            color: var(--primary-color);
        }

        /* =========================================
           8. TESTIMONIALS
           ========================================= */
        .testimonials { background-color: var(--white); }

        .testimonial-slider {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
        }

        .testimonial-track {
            overflow: hidden;
        }

        .testimonial-card {
            padding: 20px;
            display: none;
            animation: fadeEffect 1s;
        }
        
        .testimonial-card.active { display: block; }

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

        .client-img {
            width: 90px;
            height: 90px;
            border-radius: 50%;
            margin: 0 auto 20px;
            object-fit: cover;
            border: 3px solid var(--accent-color);
        }

        .rating {
            color: var(--accent-color);
            margin-bottom: 20px;
        }

        .quote {
            font-size: 1.2rem;
            font-style: italic;
            font-family: 'Playfair Display', serif;
            color: var(--text-dark);
            margin-bottom: 20px;
        }

        .client-name {
            font-weight: 700;
            color: var(--primary-color);
        }

        .client-role {
            font-size: 0.9rem;
            color: var(--text-light);
        }

        .slider-dots {
            text-align: center;
            margin-top: 30px;
        }
        .dot {
            cursor: pointer;
            height: 12px;
            width: 12px;
            margin: 0 5px;
            background-color: #bbb;
            border-radius: 50%;
            display: inline-block;
            transition: background-color 0.6s ease;
        }
        .dot.active, .dot:hover { background-color: var(--primary-color); }

        /* =========================================
           9. CONTACT & QUOTE FORM
           ========================================= */
        .contact-wrapper {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 60px;
            background: var(--white);
            box-shadow: 0 0 50px rgba(0,0,0,0.05);
            border-radius: 4px;
            overflow: hidden;
        }

        .contact-info {
            background: var(--primary-color);
            color: var(--white);
            padding: 60px;
        }

        .contact-info h3 {
            color: var(--white);
            font-size: 2rem;
            margin-bottom: 30px;
        }

        .info-row {
            display: flex;
            align-items: flex-start;
            gap: 20px;
            margin-bottom: 30px;
        }

        .info-row i {
            color: var(--accent-color);
            font-size: 1.5rem;
            margin-top: 5px;
        }

        .contact-form {
            padding: 60px;
            background: var(--white);
        }

        .form-group { margin-bottom: 20px; }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-weight: 700;
            font-size: 0.9rem;
            color: var(--primary-color);
            text-transform: uppercase;
        }

        .form-control {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--border-color);
            border-radius: 2px;
            font-family: 'Lato', sans-serif;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
            background: #fafafa;
        }

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

        /* =========================================
           10. NEWSLETTER
           ========================================= */
        .newsletter {
            background: url('../img/img-16.jpg') fixed center/cover;
            position: relative;
            padding: 100px 0;
        }

        .newsletter-overlay {
            background: rgba(26, 37, 47, 0.9);
            padding: 60px;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            border: 1px solid rgba(197, 160, 89, 0.3);
        }

        .newsletter h3 {
            color: var(--white);
            font-size: 2rem;
            margin-bottom: 10px;
        }

        .newsletter p {
            color: rgba(255,255,255,0.8);
            margin-bottom: 30px;
        }

        .newsletter-form {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .newsletter-form .full { grid-column: span 2; }

        .newsletter-form button {
            grid-column: span 2;
        }

        .check-group {
            grid-column: span 2;
            text-align: left;
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255,255,255,0.9);
            font-size: 0.9rem;
        }

        /* =========================================
           11. FOOTER
           ========================================= */
        footer {
            background: #111;
            color: #888;
            padding: 80px 0 30px;
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 60px;
            border-bottom: 1px solid #222;
            padding-bottom: 40px;
        }

        .footer-logo {
            font-family: 'Playfair Display', serif;
            font-size: 1.5rem;
            color: var(--white);
            margin-bottom: 20px;
            display: block;
        }

        .footer-col h4 {
            color: var(--white);
            font-family: 'Lato', sans-serif;
            margin-bottom: 25px;
            font-size: 1.1rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .footer-links li { margin-bottom: 12px; }
        .footer-links a:hover { color: var(--accent-color); padding-left: 5px; }

        .social-icons { margin-top: 20px; }
        .social-icon {
            display: inline-flex;
            width: 40px;
            height: 40px;
            background: #222;
            color: var(--white);
            align-items: center;
            justify-content: center;
            margin-right: 10px;
            transition: var(--transition);
        }
        .social-icon:hover { background: var(--accent-color); }

        .copyright { text-align: center; margin-top: 40px; }
        .legal-links { margin-bottom: 20px; }
        .legal-links a { margin: 0 10px; font-size: 0.85rem; }

        /* =========================================
           12. MODALS
           ========================================= */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.8);
            z-index: 2000;
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .modal-overlay.active { opacity: 1; visibility: visible; }

        .modal-content {
            background: var(--white);
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            overflow-y: auto;
            padding: 40px;
            position: relative;
            transform: translateY(30px);
            transition: var(--transition);
        }

        .modal-overlay.active .modal-content { transform: translateY(0); }

        .close-modal {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 1.5rem;
            cursor: pointer;
            color: #999;
        }
        
        .modal-body h3 { color: var(--primary-color); margin-bottom: 20px; font-family: 'Playfair Display', serif; }
        .modal-body h5 { margin-top: 20px; margin-bottom: 10px; color: var(--text-dark); }
        .modal-body p, .modal-body li { color: var(--text-light); margin-bottom: 10px; font-size: 0.95rem; }
        .modal-body ul { padding-left: 20px; list-style: disc; }

        /* Toast Notification */
        .toast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-color);
            color: var(--white);
            padding: 15px 25px;
            border-left: 5px solid var(--accent-color);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
            transform: translateX(200%);
            transition: transform 0.4s ease-out;
            z-index: 3000;
        }
        .toast.show { transform: translateX(0); }

        /* Responsive */
        @media (max-width: 992px) {
            .about-grid, .warranty-container, .contact-wrapper, .footer-grid {
                grid-template-columns: 1fr;
            }
            .about-img { order: -1; height: 300px; }
            .newsletter-form { grid-template-columns: 1fr; }
            .newsletter-form .full { grid-column: span 1; }
            .newsletter-form button { grid-column: span 1; }
        }

        @media (max-width: 768px) {
            .nav-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 80%;
                height: 100vh;
                background: var(--primary-color);
                flex-direction: column;
                justify-content: center;
                transition: 0.4s;
            }
            .nav-menu.active { right: 0; }
            .mobile-toggle { display: block; z-index: 1001; }
            .hero h1 { font-size: 2.5rem; }
            .section-title { font-size: 2rem; }
            .contact-info { padding: 40px 20px; }
            .contact-form { padding: 40px 20px; }
        }