:root {
            --deep-forest: #1F3D2D;
            --cream: #F7F4EF;
            --warm-taupe: #8C7261;
            --gold-accent: #C9A24A;
            --charcoal: #111111;
            --soft-shadow: rgba(17,17,17,0.08);
            --transition: all 0.3s ease;
        }
        
        .glass-panel {
            background: rgba(247, 244, 239, 0.8);
            backdrop-filter: blur(10px);
            border-radius: 16px;
            box-shadow: 0 10px 30px var(--soft-shadow);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        .btn-primary {
            background: linear-gradient(135deg, #C9A24A 0%, #D4B563 100%);
            border-radius: 9999px;
            box-shadow: inset 0 2px 4px rgba(255, 215, 0, 0.3);
            transition: var(--transition);
        }
        
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: inset 0 2px 4px rgba(255, 215, 0, 0.3), 0 4px 8px rgba(0, 0, 0, 0.1);
        }
        
        .btn-secondary {
            border: 1px solid var(--gold-accent);
            border-radius: 9999px;
            background: transparent;
            transition: var(--transition);
        }
        
        .btn-secondary:hover {
            background: var(--cream);
        }
        
        .card-hover {
            transition: var(--transition);
        }
        
        .card-hover:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 35px var(--soft-shadow);
        }
        
        .sticky-header {
        position: fixed;
        top: 0;
        width: 100%;
        z-index: 1000;
        padding-top: 1rem !important; /* Force initial padding */
        padding-bottom: 1rem !important; /* Force initial padding */
        box-sizing: border-box !important; /* THIS IS THE KEY - makes padding part of height calculation */
        /* TRANSITION IS NOW HANDLED BY THE FIX BELOW */
        }

        /* --- Smooth Header Shrink Fix --- */
        .sticky-header {
            transition: all 0.3s ease !important; /* Force transition on all properties */
        }

        .sticky-header .logo img {
            transition: all 0.3s ease; /* Smooth transition for the logo */
            height: 3rem; /* Default height */
        }

        .sticky-header .flex.items-center.space-x-4 svg {
            transition: all 0.3s ease; /* Smooth transition for the icons */
            height: 1.25rem; /* h-5 equivalent */
            width: 1.25rem;
        }

        /* Styles for the SHRUNK state */
        header.sticky-header.header-is-shrunk {
            padding: 0.5rem 0 !important;
            background: rgba(247, 244, 239, 0.95) !important;
            backdrop-filter: blur(10px) !important;
            box-shadow: 0 2px 10px var(--soft-shadow) !important;
            /* ADD THIS LINE TO FIX THE VERTICAL ALIGNMENT */
            align-items: center !important;
        }

        /* Shrink the logo and icons when header is shrunk */
        header.sticky-header.header-is-shrunk .logo img {
            height: 2.5rem; /* Slightly smaller logo */
        }

        header.sticky-header.header-is-shrunk .flex.items-center.space-x-4 svg {
            height: 1.1rem; /* Slightly smaller icons */
            width: 1.1rem;
        }
        
        /* Image zoom effect */
        .image-zoom-container {
            overflow: hidden;
            border-radius: 16px;
        }
        
        .image-zoom {
            transition: transform 0.5s ease;
        }
        
        .image-zoom:hover {
            transform: scale(1.05);
        }
        
        /* Thumbnail styling */
        .thumbnail {
            cursor: pointer;
            opacity: 0.7;
            transition: opacity 0.3s ease;
            border: 2px solid transparent;
            border-radius: 8px;
        }
        
        .thumbnail:hover, .thumbnail.active {
            opacity: 1;
            border-color: var(--gold-accent);
        }
        
        /* Quantity selector */
        .quantity-selector {
            display: flex;
            align-items: center;
            border: 1px solid #e2e8f0;
            border-radius: 8px;
            overflow: hidden;
            width: fit-content;
        }
        
        .quantity-btn {
            background: var(--cream);
            border: none;
            padding: 0.5rem 1rem;
            cursor: pointer;
            font-size: 1.2rem;
            transition: background-color 0.3s;
        }
        
        .quantity-btn:hover {
            background: #e2e8f0;
        }
        
        .quantity-input {
            width: 50px;
            text-align: center;
            border: none;
            padding: 0.5rem;
            font-size: 1rem;
            appearance: textfield;
            -moz-appearance: textfield;   /* Firefox */
            -webkit-appearance: textfield; /* Chrome, Safari */
        }
        
        .quantity-input::-webkit-outer-spin-button,
        .quantity-input::-webkit-inner-spin-button {
            -webkit-appearance: none;
            margin: 0;
        }
        
        /* Tab content */
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        /* Accordion */
        .accordion-btn {
            width: 100%;
            text-align: left;
            padding: 1rem;
            background: var(--cream);
            border: none;
            border-bottom: 1px solid #e2e8f0;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-weight: 500;
        }
        
        .accordion-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
            background: white;
        }
        
        .accordion-content.active {
            max-height: 300px;
            padding: 1rem;
            border-bottom: 1px solid #e2e8f0;
        }
        
        /* Toast notification */
        .toast-notification {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: var(--deep-forest);
            color: white;
            padding: 12px 20px;
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            transform: translateY(100px);
            opacity: 0;
            transition: all 0.3s ease;
            z-index: 10000;
        }
        
        .toast-show {
            transform: translateY(0);
            opacity: 1;
        }
        
        /* Sticky product summary */
        @media (min-width: 1024px) {
            .sticky-summary {
                position: sticky;
                top: 100px;
            }
        }