:root {
            --bg-color: #0f0f13;
            --primary-pink: #ff8bc6;
            --pink-glow: rgba(255, 139, 198, 0.4);
            --secondary-blue: #3c78d8;
            --yellow-accent: #fccc04;
            --text-main: #f5f5f7;
            --text-muted: #a1a1aa;
            --glass-bg: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
        }

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

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: 'Inter', sans-serif;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 15% 50%, rgba(255, 139, 198, 0.05), transparent 25%),
                radial-gradient(circle at 85% 30%, rgba(60, 120, 216, 0.05), transparent 25%);
            background-attachment: fixed;
        }

        h1, h2, h3 { font-family: 'Outfit', sans-serif; }

        /* Navbar */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 1.5rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(15, 15, 19, 0.6);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--glass-border);
            z-index: 1000;
        }

        .logo {
            font-weight: 900;
            font-size: 1.8rem;
            color: var(--primary-pink);
            text-transform: uppercase;
            text-decoration: none;
            letter-spacing: -0.5px;
            text-shadow: 0 0 15px var(--pink-glow);
        }

        /* Shop Section */
        .shop-container {
            padding: 8rem 5% 4rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .shop-header {
            text-align: center;
            margin-bottom: 4rem;
        }

        .shop-header h1 {
            font-size: 3.5rem;
            background: linear-gradient(135deg, #fff 0%, var(--primary-pink) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1rem;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-bottom: 4rem;
        }

        .product-card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 20px;
            padding: 2rem;
            text-align: center;
            backdrop-filter: blur(10px);
            transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
            position: relative;
        }

        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 35px rgba(255, 139, 198, 0.15);
            border-color: var(--primary-pink);
        }

        .product-icon {
            font-size: 4rem;
            margin-bottom: 1rem;
            display: block;
        }

        .product-card h3 {
            font-size: 1.5rem;
            margin-bottom: 0.5rem;
            color: #fff;
        }

        .product-price {
            font-size: 1.2rem;
            font-weight: 900;
            color: var(--primary-pink);
            margin-bottom: 1rem;
            font-family: 'Outfit';
        }

        .product-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-bottom: 1.5rem;
            line-height: 1.5;
        }

        .btn-buy {
            background: transparent;
            color: var(--primary-pink);
            border: 2px solid var(--primary-pink);
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-family: 'Inter', sans-serif;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            width: 100%;
        }

        .btn-buy:hover {
            background: var(--primary-pink);
            color: #000;
            box-shadow: 0 0 20px var(--pink-glow);
        }

        /* Modal Checklist Form */
        .modal-overlay {
            position: fixed;
            top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0,0,0,0.8);
            backdrop-filter: blur(5px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s;
        }

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

        .modal-box {
            background: #1a1a24;
            border: 1px solid var(--glass-border);
            border-radius: 20px;
            padding: 2.5rem;
            width: 90%;
            max-width: 450px;
            transform: translateY(20px);
            transition: all 0.3s;
            box-shadow: 0 25px 50px rgba(0,0,0,0.5);
        }

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

        .modal-box h2 {
            margin-bottom: 1.5rem;
            color: #fff;
            font-size: 1.8rem;
        }
        
        #selectedItemName {
            color: var(--primary-pink);
        }

        .form-group {
            margin-bottom: 1.2rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: var(--text-muted);
            font-size: 0.9rem;
        }

        .form-group input {
            width: 100%;
            padding: 0.8rem 1rem;
            background: rgba(0,0,0,0.3);
            border: 1px solid var(--glass-border);
            border-radius: 10px;
            color: #fff;
            font-family: 'Inter', sans-serif;
            outline: none;
            transition: border-color 0.3s;
        }

        .form-group input:focus {
            border-color: var(--primary-pink);
            box-shadow: 0 0 10px var(--pink-glow);
        }

        .btn-submit {
            background: var(--primary-pink);
            color: #000;
            border: none;
            padding: 1rem;
            width: 100%;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 1rem;
        }

        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px var(--pink-glow);
        }

        .close-btn {
            position: absolute;
            top: 1rem;
            right: 1.5rem;
            font-size: 1.5rem;
            color: var(--text-muted);
            cursor: pointer;
            transition: color 0.3s;
        }

        .close-btn:hover { color: #fff; }
        /* Cart UI */
        .cart-toggle {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-pink);
            color: #000;
            width: 60px;
            height: 60px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 10px 20px rgba(255,139,198,0.4);
            z-index: 999;
            transition: transform 0.3s;
        }

        .cart-toggle:hover {
            transform: scale(1.1) rotate(-5deg);
        }

        .cart-badge {
            position: absolute;
            top: -5px;
            right: -5px;
            background: #fff;
            color: #000;
            font-size: 0.8rem;
            font-weight: bold;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid var(--primary-pink);
        }

        .cart-sidebar {
            position: fixed;
            top: 0;
            right: -400px;
            width: 100%;
            max-width: 400px;
            height: 100vh;
            background: rgba(15, 15, 19, 0.95);
            backdrop-filter: blur(20px);
            border-left: 1px solid var(--glass-border);
            z-index: 1001;
            transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
            display: flex;
            flex-direction: column;
            padding: 2rem;
            box-shadow: -10px 0 30px rgba(0,0,0,0.5);
        }

        .cart-sidebar.active {
            right: 0;
        }

        .cart-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            border-bottom: 1px solid var(--glass-border);
            padding-bottom: 1rem;
        }

        .cart-header h2 { font-size: 1.8rem; color: #fff; }
        
        .close-cart {
            font-size: 2rem;
            cursor: pointer;
            color: var(--text-muted);
            transition: color 0.3s;
        }
        .close-cart:hover { color: var(--primary-pink); }

        .cart-items {
            flex: 1;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .cart-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: 12px;
            border: 1px solid var(--glass-border);
        }

        .cart-item-info { flex: 1; }
        .cart-item-title { font-weight: bold; font-size: 1rem; color: #fff; margin-bottom: 0.3rem;}
        .cart-item-price { color: var(--primary-pink); font-family: 'Outfit'; font-size: 0.9rem;}
        .cart-item-remove {
            color: #ff4d4d;
            cursor: pointer;
            font-size: 1.2rem;
        }

        .cart-footer {
            margin-top: 2rem;
            border-top: 1px solid var(--glass-border);
            padding-top: 1.5rem;
        }

        .cart-total {
            display: flex;
            justify-content: space-between;
            font-size: 1.5rem;
            font-weight: 900;
            font-family: 'Outfit';
            margin-bottom: 1.5rem;
            color: #fff;
        }

        /* Loading Spinner */
        .loader {
            text-align: center;
            font-size: 1.5rem;
            color: var(--primary-pink);
            grid-column: 1 / -1;
            padding: 4rem;
        }