<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Summer Drop Shoulder Collection</title>
    <link href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;600;900&display=swap" rel="stylesheet">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
        }

        body {
            overflow-x: hidden;
            background-color: #1a1a1a;
            color: white;
        }

        .container {
            width: 100%;
            height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            transition: background 0.8s ease-in-out;
            position: relative;
            padding: 20px;
        }

        /* Watermark Background */
        .bg-text {
            position: absolute;
            font-size: 25vw;
            font-weight: 900;
            opacity: 0.04;
            text-transform: uppercase;
            pointer-events: none;
            white-space: nowrap;
            z-index: 1;
        }

        /* Navigation */
        nav {
            position: absolute;
            top: 20px;
            width: 90%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 10;
        }

        .logo { font-weight: 800; font-size: 1.5rem; }
        
        .nav-links { display: none; list-style: none; gap: 20px; }
        @media (min-width: 1024px) { .nav-links { display: flex; } }

        /* Main Product Layout */
        .content {
            display: flex;
            flex-direction: column; /* Mobile first */
            align-items: center;
            justify-content: center;
            width: 100%;
            max-width: 1200px;
            z-index: 5;
            text-align: center;
        }

        @media (min-width: 1024px) {
            .content { flex-direction: row; text-align: left; justify-content: space-between; }
        }

        /* Text Section */
        .text-section { order: 2; margin-top: 20px; }
        @media (min-width: 1024px) { .text-section { order: 1; max-width: 450px; margin-top: 0; } }

        .text-section h1 { 
            font-size: 2.5rem; 
            line-height: 1; 
            margin-bottom: 15px; 
            text-transform: uppercase;
        }
        @media (min-width: 1024px) { .text-section h1 { font-size: 4.5rem; } }

        .text-section p { font-size: 0.9rem; opacity: 0.7; margin-bottom: 25px; max-width: 350px; margin-inline: auto; }
        @media (min-width: 1024px) { .text-section p { margin-inline: 0; } }

        /* Image Section */
        .image-container { order: 1; position: relative; }
        @media (min-width: 1024px) { .image-container { order: 2; } }

        .main-img {
            width: 250px;
            filter: drop-shadow(0 20px 40px rgba(0,0,0,0.4));
            animation: float 4s ease-in-out infinite;
        }
        @media (min-width: 1024px) { .main-img { width: 480px; } }

        @keyframes float {
            0%, 100% { transform: translateY(0) rotate(0deg); }
            50% { transform: translateY(-20px) rotate(2deg); }
        }

        /* Bottom Controls & Info */
        .bottom-bar {
            position: absolute;
            bottom: 30px;
            width: 90%;
            display: flex;
            flex-direction: row;
            justify-content: space-between;
            align-items: center;
            z-index: 10;
        }

        .price { font-size: 1.8rem; font-weight: 700; }

        .controls { display: flex; gap: 15px; }
        .control-btn {
            width: 45px;
            height: 45px;
            border: 1.5px solid rgba(255,255,255,0.4);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: 0.3s;
            background: rgba(255,255,255,0.05);
        }
        .control-btn:hover { background: white; color: black; border-color: white; }

        .buy-btn {
            padding: 12px 30px;
            background: white;
            color: black;
            border: none;
            font-weight: 600;
            border-radius: 30px;
            cursor: pointer;
            transition: 0.3s;
        }
        .buy-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.2); }

    </style>
</head>
<body>

    <div class="container" id="bg-wrapper">
        <div class="bg-text" id="watermark">FRESH</div>

        <nav>
            <div class="logo">URBAN GEAR</div>
            <ul class="nav-links">
                <li>Shop</li>
                <li>Summer</li>
                <li>Limited</li>
            </ul>
            <div class="cart-icon">🛒 (0)</div>
        </nav>

        <main class="content">
            <div class="text-section">
                <h1 id="p-name">Acid Wash <br>Oversized</h1>
                <p id="p-desc">āĻĒā§āϰāĻŋāĻŽāĻŋāϝāĻŧāĻžāĻŽ āĻ•āϟāύ āĻāĻŦāĻ‚ āĻ…ā§āϝāĻžāϏāĻŋāĻĄ āĻ“āϝāĻŧāĻžāĻļ āĻĢāĻŋāύāĻŋāĻļ⧇ āϤ⧈āϰāĻŋ āφāĻŽāĻžāĻĻ⧇āϰ āĻĄā§āϰāĻĒ āĻļā§‹āĻ˛ā§āĻĄāĻžāϰ āϟāĻŋ-āĻļāĻžāĻ°ā§āϟāĨ¤ āĻ¸ā§āϟāĻžāχāϞāĻŋāĻļ āĻāĻŦāĻ‚ āϰāĻŋāĻ˛ā§āϝāĻžāĻ•ā§āϏāĻĄ āĻĢāĻŋāϟāĨ¤</p>
                <button class="buy-btn">Add to Cart</button>
            </div>

            <div class="image-container">
                <img src="https://i.ibb.co/3YxYx2v/tshirt-placeholder.png" alt="Product" class="main-img" id="p-img">
            </div>
        </main>

        <div class="bottom-bar">
            <div class="price" id="p-price">⧺⧧⧍ā§Ģā§Ļ</div>
            <div class="controls">
                <div class="control-btn" onclick="changeSlide(-1)">&#10094;</div>
                <div class="control-btn" onclick="changeSlide(1)">&#10095;</div>
            </div>
        </div>
    </div>

    <script src="https://cdnjs.cloudflare.com/ajax/libs/gsap/3.12.2/gsap.min.js"></script>
    <script>
        const items = [
            {
                name: "Acid Wash <br>Oversized",
                price: "⧺⧧⧍ā§Ģā§Ļ",
                img: "https://shopbasebd.com/public/uploads/shop/products/1772116379_S_1.jpg",
                bg: "#1e272e",
                tag: "VINTAGE"
            },
            {
                name: "Graphic <br>Drop Shoulder",
                price: "⧺⧝⧝ā§Ļ",
                img: "https://shopbasebd.com/public/uploads/shop/products/1772116379_S_2.jpg",
                bg: "#485460",
                tag: "STREET"
            },
            {
                name: "Summer <br>Basic Tee",
                price: "ā§ŗā§Žā§Ģā§Ļ",
                img: "https://shopbasebd.com/public/uploads/shop/products/1772116208_S_1.jpg",
                bg: "#0fbcf9",
                tag: "URBAN"
            }
        ];

        let index = 0;

        function changeSlide(step) {
            index += step;
            if (index >= items.length) index = 0;
            if (index < 0) index = items.length - 1;
            
            const data = items[index];

            // Animating background and elements
            gsap.to("#bg-wrapper", { backgroundColor: data.bg, duration: 0.8 });
            
            gsap.fromTo("#p-img", 
                { y: 50, opacity: 0, scale: 0.8 }, 
                { y: 0, opacity: 1, scale: 1, duration: 0.6, ease: "back.out(1.7)" }
            );

            gsap.fromTo("#p-name", 
                { x: -30, opacity: 0 }, 
                { x: 0, opacity: 1, duration: 0.5, delay: 0.2 }
            );

            document.getElementById("p-img").src = data.img;
            document.getElementById("p-name").innerHTML = data.name;
            document.getElementById("p-price").innerText = data.price;
            document.getElementById("watermark").innerText = data.tag;
        }
    </script>
</body>
</html>