/* ------------------- */
        /* --- CSS STYLING --- */
        /* ------------------- */

        /* --- 1. Global Styles & Variables --- */
        :root {
            --primary-color: #b58a69;
            /* Rich, modern walnut brown */
            --secondary-color: #1a1a1a;
            /* Deep charcoal black */
            --bg-color: #f9f6f2;
            /* Light, warm beige */
            --text-color: #333333;
            --light-gray: #e0e0e0;
            --white-color: #ffffff;
            --font-heading: 'Playfair Display', serif;
            --font-body: 'Montserrat', sans-serif;
            --nav-height: 85px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-body);
            background-color: var(--bg-color);
            color: var(--text-color);
            overflow-x: hidden;
            /* Prevent horizontal scroll */
            opacity: 0;
            /* Initially hide body to prevent FOUC */
            transition: opacity 0.5s ease-in;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
        }

        h1,
        h2,
        h3 {
            font-family: var(--font-heading);
            color: var(--secondary-color);
            font-weight: 700;
        }

        h2 {
            font-size: 3.2rem;
            margin-bottom: 2.5rem;
            text-align: center;
        }

        p {
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        section {
            padding: 120px 0;
        }

        .cta-button {
            display: inline-block;
            background-color: var(--primary-color);
            color: var(--white-color);
            padding: 16px 40px;
            text-decoration: none;
            border-radius: 50px;
            font-weight: 600;
            transition: background-color 0.3s ease, transform 0.3s ease;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
        }

        .cta-button:hover {
            background-color: #9d7354;
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
        }

        /* --- 2. Loading Screen --- */
        .loading-screen {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: var(--bg-color);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
        }

        .loader {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            color: var(--primary-color);
            overflow: hidden;
        }

        .loader-inner {
            transform: translateY(100%);
        }

        /* --- 3. Header / Navigation --- */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 0 5%;
            height: var(--nav-height);
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transition: background-color 0.4s ease, box-shadow 0.4s ease, height 0.4s ease;
        }

        .header.scrolled {
            background-color: rgba(249, 246, 242, 0.85);
            /* semi-transparent bg-color */
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
            height: 70px;
        }

        .logo {
            font-family: var(--font-heading);
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary-color);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            list-style: none;
        }

        .nav-links li {
            margin-left: 40px;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--secondary-color);
            font-weight: 600;
            position: relative;
            padding-bottom: 5px;
            font-size: 0.95rem;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: width 0.3s ease;
        }

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

        /* --- 4. Hero Section --- */
        #hero {
            height: 100vh;
            min-height: 700px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            position: relative;
            color: var(--white-color);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            top: -5%;
            left: -5%;
            width: 110%;
            height: 110%;
            background-image: url('https://images.unsplash.com/photo-1618220179428-22790b461013?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2127&q=80');
            background-size: cover;
            background-position: center;
            z-index: -2;
        }

        #hero::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(26, 26, 26, 0.5);
            z-index: -1;
        }

        .hero-content {
            max-width: 850px;
            transform: translateZ(50px);
            /* 3D effect for content */
        }

        .hero-content h1 {
            font-size: 5.5rem;
            color: var(--white-color);
            margin-bottom: 1rem;
            line-height: 1.1;
        }

        .clip-parent {
            overflow: hidden;
        }

        .hero-content h1 .line {
            display: block;
            /* each word/line to animate separately */
        }

        .hero-content p {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            font-weight: 300;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* --- 5. Furniture Showcase Section --- */
        #showcase {
            background-color: var(--white-color);
        }

        .showcase-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2.5rem;
            perspective: 2000px;
            /* For 3D effect on children */
        }

        .showcase-card {
            background-color: var(--white-color);
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
            transform-style: preserve-3d;
            /* Enable 3D transformations */
            will-change: transform;
            transition: box-shadow 0.4s ease;
        }

        .showcase-card:hover {
            box-shadow: 0 25px 55px rgba(0, 0, 0, 0.18);
        }

        .showcase-card img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            display: block;
            border-bottom: 1px solid var(--light-gray);
        }

        .card-content {
            padding: 1.8rem;
            transform: translateZ(40px);
            /* Bring content forward */
        }

        .card-content h3 {
            font-size: 1.6rem;
            margin-bottom: 0.5rem;
        }

        .card-content p {
            font-size: 0.95rem;
            color: #555;
        }

        /* --- 6. About Us Section --- */
        #about {
            background-color: var(--bg-color);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .about-image {
            width: 100%;
            height: 550px;
            object-fit: cover;
            border-radius: 15px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
        }

        /* --- 7. Product Gallery Section --- */
        #products {
            background-color: var(--white-color);
        }

        .product-gallery {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .main-product-image-wrapper {
            width: 100%;
            max-width: 800px;
            margin-bottom: 2rem;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
        }

        .main-product-image {
            width: 100%;
            height: 600px;
            object-fit: cover;
            display: block;
        }

        .product-thumbnails {
            display: flex;
            gap: 1rem;
            justify-content: center;
        }

        .thumbnail {
            width: 100px;
            height: 100px;
            object-fit: cover;
            border-radius: 10px;
            cursor: pointer;
            border: 3px solid transparent;
            transition: all 0.3s ease;
        }

        .thumbnail.active,
        .thumbnail:hover {
            border-color: var(--primary-color);
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(181, 138, 105, 0.4);
        }

        /* --- 8. Features Section --- */
        #features {
            background-color: var(--bg-color);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            text-align: center;
        }

        .feature-item .icon {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }

        .feature-item .icon svg {
            width: 50px;
            height: 50px;
        }

        .feature-item h3 {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
        }

        .feature-item p {
            font-size: 0.95rem;
            color: #555;
        }

        /* --- 9. Testimonials Section --- */
        #testimonials {
            background: var(--white-color);
        }

        .testimonial-carousel {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            min-height: 250px;
            /* Avoid layout shift */
            overflow: hidden;
        }

        .testimonial-item {
            position: absolute;
            width: 100%;
            text-align: center;
            opacity: 0;
            display: none;
            transform: translateY(20px);
        }

        .testimonial-item.active {
            opacity: 1;
            display: block;
            transform: translateY(0);
        }

        .testimonial-quote {
            font-size: 1.6rem;
            font-style: italic;
            font-family: var(--font-heading);
            color: #444;
            margin-bottom: 1.5rem;
        }

        .testimonial-author {
            font-weight: 600;
            color: var(--primary-color);
        }

        /* --- 10. Process Section --- */
        #process {
            background-color: var(--bg-color);
        }

        .process-timeline {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .timeline-line {
            position: absolute;
            left: 20px;
            top: 0;
            bottom: 0;
            width: 4px;
            background: var(--light-gray);
        }

        .timeline-line-progress {
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 0;
            /* Animated by GSAP */
            background: var(--primary-color);
        }

        .process-step {
            position: relative;
            padding-left: 60px;
            margin-bottom: 50px;
        }

        .process-step::before {
            content: '';
            position: absolute;
            left: 0;
            top: 5px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--light-gray);
            border: 4px solid var(--bg-color);
            transition: background-color 0.4s ease;
        }

        .process-step.in-view::before {
            background-color: var(--primary-color);
        }

        .process-step:last-child {
            margin-bottom: 0;
        }

        .step-number {
            position: absolute;
            left: 11px;
            top: 13px;
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary-color);
            transition: color 0.4s ease;
        }

        .process-step.in-view .step-number {
            color: var(--white-color);
        }

        .step-content h3 {
            font-size: 1.8rem;
        }

        /* --- 11. Newsletter Section --- */
        #newsletter {
            background: var(--secondary-color);
            color: var(--white-color);
            padding: 80px 0;
            text-align: center;
        }

        #newsletter h2 {
            color: var(--white-color);
            margin-bottom: 1rem;
        }

        #newsletter p {
            max-width: 500px;
            margin: 0 auto 2rem auto;
            color: #ccc;
        }

        .newsletter-form {
            display: flex;
            justify-content: center;
            gap: 1rem;
            max-width: 500px;
            margin: 0 auto;
        }

        .newsletter-form input {
            flex-grow: 1;
            padding: 15px;
            border: 1px solid #555;
            border-radius: 50px;
            font-family: var(--font-body);
            font-size: 1rem;
            background: #333;
            color: var(--white-color);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .newsletter-form input::placeholder {
            color: #888;
        }

        .newsletter-form input:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(181, 138, 105, 0.3);
        }

        .newsletter-form .cta-button {
            border: none;
            cursor: pointer;
        }

        /* --- 12. Contact Section --- */
        #contact {
            background: var(--white-color);
        }

        .contact-form {
            max-width: 700px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 18px;
            border: 1px solid var(--light-gray);
            border-radius: 8px;
            font-family: var(--font-body);
            font-size: 1rem;
            background-color: var(--bg-color);
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 4px rgba(181, 138, 105, 0.2);
        }

        textarea {
            resize: vertical;
            min-height: 150px;
        }

        .contact-form .cta-button {
            align-self: flex-start;
            border: none;
            cursor: pointer;
        }

        /* --- 13. Footer --- */
        .footer {
            background-color: var(--secondary-color);
            color: var(--bg-color);
            padding: 80px 0;
            text-align: center;
        }

        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2rem;
        }

        .footer .logo {
            color: var(--white-color);
            font-size: 2.2rem;
        }

        .social-icons {
            display: flex;
            gap: 2rem;
        }

        .social-icons a {
            color: var(--white-color);
            font-size: 1.5rem;
            transition: color 0.3s ease, transform 0.3s ease;
        }

        .social-icons a:hover {
            color: var(--primary-color);
            transform: translateY(-5px);
        }

        .social-icons svg {
            width: 28px;
            height: 28px;
            fill: currentColor;
        }

        .footer-copyright {
            font-size: 0.9rem;
            color: #aaa;
            margin-top: 1rem;
        }

        /* --- 14. Responsive Design --- */
        @media (max-width: 992px) {
            h2 {
                font-size: 2.5rem;
            }

            section {
                padding: 100px 0;
            }

            .hero-content h1 {
                font-size: 4rem;
            }

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

            .about-image {
                height: 400px;
            }

            .main-product-image {
                height: 450px;
            }

            .process-timeline {
                padding-left: 0;
            }

            .timeline-line {
                left: -15px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            /* For simplicity, hide on mobile. A real project would use a hamburger menu. */
            .hero-content h1 {
                font-size: 3.2rem;
            }

            h2 {
                font-size: 2.2rem;
            }

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

            .main-product-image {
                height: 350px;
            }

            .product-thumbnails {
                flex-wrap: wrap;
                gap: 0.75rem;
            }

            .thumbnail {
                width: 80px;
                height: 80px;
            }

            .newsletter-form {
                flex-direction: column;
            }

            .process-step {
                padding-left: 50px;
            }

            .timeline-line {
                left: 0px;
                margin-left: 20px;
            }
        }