/* --- General & Common Styles --- */
        * { margin: 0; padding: 0; box-sizing: border-box; }
        :root {
            --primary-color: #000000;
            --secondary-color: #d67e27;
            --tertiary-color: #d1c4b6;
            --text-primary: #000000;
            --text-secondary: #333333;
            --text-light: #666666;
            --bg-main: #ffffff;
            --bg-light: #f9f9f9;
            --bg-order: #fdfaf6; /* Background for order page */
            --bg-footer: #f2f2f2; /* 5% darker than #ffffff */
            --border-color: #e0e0e0;
            --border-orange: #f0e6dd;
            --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
            --shadow-lg: 0 8px 25px rgba(0, 0, 0, 0.2);
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --danger-color: #dc3545; /* Red for errors/warnings */
            --danger-bg: rgba(220, 53, 69, 0.1);
            --danger-border: rgba(220, 53, 69, 0.2);
            --cancel-btn-bg: #6c757d; /* Grey for cancel button */
            --cancel-btn-hover-bg: #5a6268;
            --loader-bg-alpha: 0.6;
            --loader-blur-px: 8px;
            --header-height: 70px; /* Adjust as needed */
        }
        body {
            font-family: 'Hind Siliguri', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-primary);
            background: var(--bg-light);
            padding-top: var(--header-height);
            display: flex;
            flex-direction: column;
            min-height: 100vh;
            overflow-x: hidden; /* Prevent horizontal scrollbars */
        }
        main#appMainContent {
            flex-grow: 1;
        }
        .container { max-width: 1200px; margin: 0 auto; padding: 20px; }
        .hidden { display: none !important; }

        /* --- Header Styles --- */
        #appHeader {
            position: fixed; top: 0; left: 0; width: 100%; height: var(--header-height);
            background: var(--bg-main); box-shadow: var(--shadow-sm);
            display: flex; align-items: center; justify-content: space-between;
            padding: 0 20px; z-index: 1000; border-bottom: 1px solid var(--border-color);
        }
        .header-logo-name { display: flex; align-items: center; }
        .header-logo-name img { height: 45px; margin-right: 10px; }
        .header-logo-name .site-name { font-size: 1.6rem; font-weight: 700; }
        .site-name .tech-part { color: var(--primary-color); }
        .site-name .bikreta-part { color: var(--secondary-color); }
        #toggleLangBtn {
            background: #ffffff; border: 1px solid var(--secondary-color); color: var(--secondary-color);
            padding: 8px 15px; border-radius: 6px; cursor: pointer; font-size: 14px;
            font-weight: 600; transition: var(--transition);
        }
        #toggleLangBtn:hover { background: var(--secondary-color); color: #ffffff; }

        /* --- Footer Styles --- */
        #appFooter {
            width: 100%; background: var(--bg-footer); color: var(--text-secondary);
            display: flex; align-items: center; justify-content: center; text-align: center;
            padding: 20px; font-size: 0.9rem; border-top: 1px solid var(--border-color);
            margin-top: auto;
        }
        #appFooter p { margin: 0; line-height: 1.5; }
        .footer-link { color: var(--text-primary); text-decoration: none; font-weight: 600; transition: var(--transition); }
        .footer-link:hover { color: var(--secondary-color); text-decoration: underline; }
        .footer-br { display: block; }
         @media (min-width: 600px) { .footer-br { display: none; } #appFooter p { display: inline; } }

        /* --- Loader Styles --- */
        .loader-overlay {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background-color: rgba(0, 0, 0, var(--loader-bg-alpha));
            backdrop-filter: blur(var(--loader-blur-px)); -webkit-backdrop-filter: blur(var(--loader-blur-px));
            display: flex; flex-direction: column; align-items: center; justify-content: center;
            z-index: 9999; opacity: 1; transition: opacity 0.3s ease-in-out;
        }
        .loader-overlay.hidden { opacity: 0; pointer-events: none; }
        .loader-dots { display: flex; gap: 10px; }
        .loader-dots .dot {
            width: 15px; height: 15px; background-color: var(--secondary-color);
            border-radius: 50%; animation: jump 1.5s infinite ease-in-out;
        }
        .loader-dots .dot:nth-child(1) { animation-delay: 0s; }
        .loader-dots .dot:nth-child(2) { animation-delay: 0.1s; }
        .loader-dots .dot:nth-child(3) { animation-delay: 0.2s; }
        .loader-dots .dot:nth-child(4) { animation-delay: 0.3s; }
        .loader-dots .dot:nth-child(5) { animation-delay: 0.4s; }
        @keyframes jump { 0%, 60%, 100% { transform: translateY(0); } 30% { transform: translateY(-15px); } }
        .loader-text { margin-top: 20px; font-size: 1.2rem; color: var(--bg-main); font-weight: 600; }

        /* --- Product Page Styles (#productPage) --- */
        #productPage .container { max-width: 1200px; }
        .product-card {
            background: var(--bg-main); border-radius: 20px; box-shadow: var(--shadow-lg);
            overflow: hidden; display: grid; grid-template-columns: 1fr 1fr;
            gap: 0; margin: 20px 0; transition: var(--transition);
        }
        .product-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1); }
        .product-images {
            position: relative; background: var(--tertiary-color); padding: 40px;
            display: flex; flex-direction: column; align-items: center;
        }
        .main-image {
            width: 100%; max-width: 400px; border-radius: 15px;
            overflow: hidden; margin-bottom: 20px; box-shadow: var(--shadow-md);
            position: relative; aspect-ratio: 1 / 1;
        }
        .main-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
        .main-image:hover img { transform: scale(1.05); }
        .thumbnail-container { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
        .thumbnail { width: 70px; height: 70px; border-radius: 10px; overflow: hidden;
            cursor: pointer; border: 3px solid transparent; transition: var(--transition); opacity: 0.7; aspect-ratio: 1 / 1;}
        .thumbnail:hover, .thumbnail.active { border-color: var(--secondary-color); opacity: 1; transform: scale(1.05); }
        .thumbnail img { width: 100%; height: 100%; object-fit: cover; }
        .product-content { padding: 40px; display: flex; flex-direction: column; justify-content: space-between; }
        .product-header { margin-bottom: 30px; }
        .product-title { font-size: 2.5rem; font-weight: 700; color: var(--text-primary); margin-bottom: 10px;
            background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); -webkit-background-clip: text;
            -webkit-text-fill-color: transparent; background-clip: text; }
        .brand-link { color: var(--secondary-color); text-decoration: none; font-weight: 500; font-size: 1.1rem; transition: var(--transition); }
        .brand-link:hover { color: var(--primary-color); text-decoration: underline; }
        
        .pricing { margin-top: 20px; padding: 20px; background: linear-gradient(135deg, var(--tertiary-color), rgba(209, 196, 182, 0.5));
            border-radius: 15px; border-left: 5px solid var(--secondary-color); }
        .old-price { color: var(--text-light); text-decoration: line-through; font-size: 1.1rem; margin-bottom: 5px; }
        .new-price { font-size: 2rem; font-weight: 700; color: var(--primary-color); }
        .discount { display: inline-block; background: var(--secondary-color); color: white; padding: 5px 10px;
            border-radius: 20px; font-size: 0.9rem; font-weight: 600; margin-left: 10px; }
        
        /* MODIFIED: Sales and Rating Summary Styles */
        .sales-rating-summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 20px;
            padding: 15px 20px;
            margin: 20px 0;
            background-color: var(--bg-light);
            border: 1px solid var(--border-orange);
            border-radius: 12px;
        }
        .sold-count {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .rating-summary-stars {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rating-summary-stars .stars i {
            color: var(--secondary-color);
            font-size: 1.2rem;
        }
        .rating-summary-stars .rating-text {
            font-weight: 600;
            color: var(--text-primary);
        }
        .rating-summary-stars .rating-text .review-count-num {
            font-weight: 500;
            color: var(--text-light);
            font-size: 0.9em;
            margin-left: 5px;
        }


        .product-details { margin: 30px 0; }
        .details-title { font-size: 1.3rem; font-weight: 600; color: var(--text-primary); margin-bottom: 15px; position: relative; }
        .details-title::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 50px; height: 3px;
            background: var(--secondary-color); border-radius: 2px; }
        .description-wrapper { position: relative; margin-bottom: 20px; }
        .description-wrapper .description {
            color: var(--text-secondary); line-height: 1.7; white-space: pre-wrap;
            margin-bottom: 0; transition: max-height 0.4s ease-out; overflow: hidden;
        }
        .description-wrapper.collapsed .description { max-height: var(--collapsed-height); }
        .description-wrapper.collapsed::after {
            content: ''; position: absolute; bottom: var(--fade-bottom-offset, 30px);
            left: 0; right: 0; height: 3.5em;
            background: linear-gradient(to bottom, transparent, var(--bg-main) 90%);
            pointer-events: none; z-index: 0;
        }
        .description-wrapper .read-more-btn {
            display: none; padding: 6px 12px; background-color: var(--secondary-color);
            color: white; text-decoration: none; border-radius: 5px; font-size: 0.9rem;
            font-weight: 600; cursor: pointer; border: none; margin-top: 10px;
            text-align: center; width: fit-content; margin-left: auto; margin-right: auto;
            position: relative; z-index: 1;
        }
        .description-wrapper.collapsed .read-more-btn { display: block; }
        .description-wrapper.expanded .description { max-height: 2000px; } /* Ensure this is large enough */
        .description-wrapper.expanded .read-more-btn { display: block; }
        .specs { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin: 20px 0; }
        .spec-item { display: flex; justify-content: space-between; align-items: center; padding: 15px;
            background: var(--bg-light); border-radius: 10px; border: 1px solid var(--border-color); transition: var(--transition); }
        .spec-item:hover { background: var(--tertiary-color); transform: translateY(-2px); }
        .spec-label { font-weight: 600; color: var(--text-secondary); }
        .spec-value { font-weight: 500; color: var(--primary-color); }
        .spec-item-shipping-details { grid-column: 1 / -1; justify-content: center; }
        .spec-item-shipping-details .spec-value { font-weight: bold; }
        .spec-item-shipping-details .spec-value .bdt-amount { font-family: Arial, 'Segoe UI', Tahoma, sans-serif; font-weight: bold; }
        .purchase-section { margin: 30px 0; padding: 25px; background: var(--bg-light); border-radius: 15px; border: 2px solid var(--tertiary-color); }
        #productPage .quantity-selector-wrapper { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
        #productPage .quantity-label { font-weight: 600; color: var(--text-secondary); margin-right: 5px; }
        #productPage .quantity-controls { display: flex; align-items: center; border: none; border-radius: 8px; overflow: hidden;}
        #productPage .quantity-btn {
            background-color: var(--tertiary-color); color: var(--primary-color); border: none;
            padding: 10px 12px; cursor: pointer; font-size: 1.2rem; line-height: 1; transition: background-color 0.2s;
        }
        #productPage .quantity-btn:hover { background-color: var(--secondary-color); color: white; }
        #productPage .quantity-btn:active { background-color: #b86420; }
        #productPage .quantity-input {
            width: 60px; padding: 10px; border: none; border-left: 2px solid var(--border-color); border-right: 2px solid var(--border-color);
            text-align: center; font-size: 1.1rem; font-weight: 600; -moz-appearance: textfield; background-color: #fff;
        }
        #productPage .quantity-input::-webkit-outer-spin-button, #productPage .quantity-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
        #productPage .quantity-input:focus { outline: none; }
        .action-buttons { display: flex; gap: 15px; flex-wrap: wrap; }
        .btn { padding: 15px 30px; border: none; border-radius: 50px; font-size: 1.1rem; font-weight: 600; cursor: pointer;
            transition: var(--transition); display: flex; align-items: center; gap: 10px; text-decoration: none; text-align: center; justify-content: center; min-width: 150px; }
        #productPage .btn-primary { background: linear-gradient(135deg, var(--secondary-color), #e08d35); color: white; box-shadow: var(--shadow-sm); }
        #productPage .btn-primary:hover { background: linear-gradient(135deg, #e08d35, var(--secondary-color)); transform: translateY(-2px); box-shadow: var(--shadow-md); }
        #productPage .btn-primary.out-of-stock {
            background: var(--danger-color) !important; color: white !important; cursor: not-allowed !important;
            box-shadow: none !important; transform: none !important;
        }
        #productPage .btn-primary.out-of-stock:hover { background: var(--danger-color) !important; }
        .social-share { margin-top: 30px; padding-top: 30px; border-top: 2px solid var(--tertiary-color); }
        .share-title { font-weight: 600; color: var(--text-secondary); margin-bottom: 15px; }
        .social-links { display: flex; gap: 15px; flex-wrap: wrap; }
        .social-link { width: 45px; height: 45px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
            color: white; text-decoration: none; transition: var(--transition); font-size: 1.2rem; }
        .social-link.facebook { background: #3b5998; } .social-link.twitter { background: #1da1f2; }
        .social-link.instagram { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
        .social-link.whatsapp { background: #25d366; } .social-link.pinterest { background: #bd081c; }
        .social-link:hover { transform: translateY(-3px) scale(1.1); box-shadow: var(--shadow-md); }
        .status-badge { display: inline-block; padding: 5px 12px; border-radius: 20px; font-size: 0.85rem;
            font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; transition: var(--transition); }
        .status-badge.in-stock { background: rgba(16, 185, 129, 0.1); color: #059669; border: 1px solid rgba(16, 185, 129, 0.2); }
        .status-badge.in-stock.bn { background: rgba(16, 185, 129, 0.1); color: #059669; }
        .status-badge.low-stock { background: var(--danger-bg); color: var(--danger-color); border: 1px solid var(--danger-border); }

        /* --- ADDED: Reviews Section Styles --- */
        #reviewsSection {
            padding: 40px 0;
            background-color: var(--bg-main);
            border-top: 1px solid var(--border-color);
            margin-top: 20px;
        }
        .reviews-main-title {
            font-size: 2rem;
            font-weight: 700;
            color: var(--text-primary);
            text-align: center;
            margin-bottom: 40px;
            position: relative;
        }
        .reviews-main-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--secondary-color);
            border-radius: 2px;
        }
        .review-list {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        .review-card {
            background-color: #fff;
            border: 1px solid var(--border-orange);
            border-radius: 12px;
            padding: 25px;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .review-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }
        .review-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 15px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .review-author-info {
            display: flex;
            flex-direction: column;
        }
        .review-author-name {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
        }
        .review-author-location {
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .review-date {
            font-size: 0.85rem;
            color: var(--text-light);
            font-weight: 500;
        }
        .review-ratings {
            margin-bottom: 15px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .review-ratings i.fa-star {
            color: var(--secondary-color);
        }
        .review-stars-product, .review-stars-delivery {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .review-ratings strong {
            font-weight: 600;
            color: var(--text-secondary);
            min-width: 80px; /* Aligns the labels */
        }
        .review-body p {
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-secondary);
            margin: 0;
            white-space: pre-wrap; /* To respect line breaks in reviews */
        }
        .no-reviews-message {
            text-align: center;
            font-size: 1.1rem;
            color: var(--text-light);
            padding: 40px 20px;
            background-color: var(--bg-light);
            border: 1px dashed var(--border-color);
            border-radius: 12px;
        }

        /* --- Order Page Styles (#orderPage) --- */
        #orderPage .container { max-width: 550px; padding: 40px 20px; }
        #orderPage .card {
            background: #ffffff; border: 1px solid var(--border-orange); border-radius: 16px; padding: 40px; margin-bottom: 25px;
            box-shadow: 0 10px 30px rgba(80, 60, 40, 0.08); transition: var(--transition); overflow: hidden;
        }
        #orderPage .card:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(80, 60, 40, 0.12); }
        #orderPage .section-title { font-size: 28px; font-weight: 700; color: #8c5a1f; margin-bottom: 35px; text-align: center;
            border-bottom: 2px solid var(--secondary-color); padding-bottom: 15px; display: inline-block; width: auto; }
        #orderPage .section-title-container { text-align: center; margin-bottom: 35px; }
        #orderPage .warning-note {
            color: var(--danger-color); background-color: var(--danger-bg); border: 1px solid var(--danger-border);
            padding: 15px; margin-bottom: 25px; border-radius: 8px; font-size: 14px; font-weight: 500; text-align: center;
        }
        #orderPage .form-group { margin-bottom: 25px; }
        #orderPage .form-label { display: block; margin-bottom: 10px; font-weight: 700; color: #8c5a1f; font-size: 15px; }
        #orderPage .form-input { width: 100%; padding: 15px 18px; border: 1px solid #e6b78a; border-radius: 8px; background: #ffffff;
            font-size: 16px; color: #5a4a3e; transition: var(--transition); box-shadow: inset 0 1px 3px rgba(0,0,0,0.03); }
        #orderPage .form-input:focus { outline: none; border-color: var(--secondary-color); box-shadow: 0 0 0 3px rgba(214, 126, 39, 0.15); }
        #orderPage .form-input::placeholder { color: #b5a69a; }
        #orderPage .form-input[readonly] { background-color: #f9f5f0; cursor: not-allowed; color: #a09080; }

        #orderPage .form-input:disabled,
        #orderPage select:disabled,
        #orderPage textarea:disabled {
            background-color: #f3f3f3 !important;
            cursor: not-allowed !important;
            opacity: 0.6 !important;
            border-color: #e0e0e0 !important;
        }
        #orderPage .checkbox-input:disabled + .checkbox-label {
            color: #a0a0a0 !important;
            cursor: not-allowed !important;
        }
        #orderPage .checkbox-input:disabled {
            cursor: not-allowed !important;
            accent-color: #cccccc !important;
        }
        #orderPage .btn:disabled,
        #orderPage button:disabled,
        #orderPage .btn.otp-button-disabled {
            background: #cccccc !important;
            background-image: none !important;
            color: #666666 !important;
            cursor: not-allowed !important;
            opacity: 0.7 !important;
            box-shadow: none !important;
            transform: none !important;
            border: 1px solid #b0b0b0 !important;
        }


        #orderPage .order-actions { display: flex; gap: 15px; justify-content: space-between; margin-top: 20px;}
        #orderPage .btn {
            padding: 16px 20px; border-radius: 8px; font-size: 16px; font-weight: 700; letter-spacing: 1px;
            text-transform: uppercase; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05); min-width: auto; flex-grow: 1;
        }
        #orderPage .btn-primary { background: linear-gradient(135deg, #e08a38 0%, #d67e27 100%); color: white; border: 1px solid #b86420; }
        #orderPage .btn-primary:hover:not(:disabled) { background: linear-gradient(135deg, #d67e27 0%, #b86420 100%); transform: translateY(-3px); box-shadow: 0 10px 20px rgba(214, 126, 39, 0.3); }

        #orderPage .btn-primary.otp-button-disabled {
            background: #cccccc !important;
            color: #666666 !important;
            cursor: not-allowed !important;
            opacity: 0.7 !important;
            pointer-events: none !important;
             border: 1px solid #b0b0b0 !important;
        }
        #orderPage .btn-primary.otp-button-disabled:hover { background: #cccccc !important; transform: none !important; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05) !important; }


        #orderPage .btn-cancel { background: var(--cancel-btn-bg); color: white; border: 1px solid #545b62; }
        #orderPage .btn-cancel:hover:not(:disabled) { background: var(--cancel-btn-hover-bg); transform: translateY(-3px); box-shadow: 0 10px 20px rgba(0,0,0,0.1); }

        #orderPage #otpSection {
            /* display: none;  Removed direct display:none here, JS will control it via style.display */
            margin-top: 20px;
            padding: 25px;
            background: #fff8f0;
            border: 1px solid var(--border-orange);
            border-radius: 12px;
            text-align: center;
        }
        #orderPage #otpSection.show { /* This class is added by JS to show with animation */
            display: block !important; /* Ensure it overrides inline style if JS sets display:none */
            animation: slideDown 0.4s ease-out;
        }
        @keyframes slideDown { from { opacity: 0; transform: translateY(-15px); } to { opacity: 1; transform: translateY(0); } }

        #orderPage #otpSection .otp-success-message {
            background: #fdf0e6;
            border-color: #ffcba3;
            color: #b86420;
            padding: 12px;
            border-radius: 8px;
            margin-bottom: 20px;
            font-size: 14px;
            border: 1px solid #ffcba3;
        }
         #orderPage #otpSection .form-label {
            margin-bottom: 8px;
            font-weight: 600;
            color: #8c5a1f;
        }
        #orderPage .otp-input {
            text-align: center; font-size: 28px; letter-spacing: 12px;
            font-weight: bold; padding: 15px;
            font-family: 'Courier New', Courier, monospace;
            margin-bottom: 15px;
        }
        @keyframes fadeIn { from { opacity: 0; transform: scale(0.98); } to { opacity: 1; transform: scale(1); } }

        #orderPage .order-summary { background: #fff8f0; border: 1px solid var(--border-orange); border-radius: 12px; padding: 25px; margin-bottom: 30px; }
        #orderPage .summary-row { display: flex; justify-content: space-between; margin-bottom: 15px; font-weight: 400; font-size: 16px; color: #5a4a3e; }
        #orderPage .summary-row span:first-child { color: #a09080; }
        #orderPage .summary-row span:last-child { font-weight: 700; }
        #orderPage .summary-row.total-row { font-weight: 700; font-size: 20px; color: var(--secondary-color); border-top: 1px solid var(--border-orange); padding-top: 15px; margin-bottom: 0; }
        #orderPage .checkbox-group { display: flex; align-items: flex-start; gap: 15px; margin: 30px 0; padding: 20px; background: #fff8f0;
            border: 1px solid var(--border-orange); border-radius: 8px; }
        #orderPage .checkbox-input { margin-top: 5px; width: 20px; height: 20px; accent-color: var(--secondary-color); cursor: pointer; }
        #orderPage .checkbox-label { font-size: 14px; line-height: 1.6; color: #5a4a3e; cursor: pointer; }
        #orderPage .success-message { background: #f0f5e6; border: 1px solid #c1d9a3; color: #4a661e; padding: 25px;
            border-radius: 12px; text-align: center; margin-bottom: 20px; font-weight: 500; }
        #orderPage .success-message h3 { margin-bottom: 10px; font-size: 22px; }
        #orderPage .success-message p { font-size: 16px; line-height: 1.5; }

        #orderPage .payment-method-section {
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid var(--border-orange);
        }
        #orderPage .payment-method-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 16px;
            color: #5a4a3e;
        }
        #orderPage .payment-method-row span:first-child {
            color: #a09080;
            font-weight: 400;
        }
        #orderPage .payment-method-value {
            display: flex;
            align-items: center;
            font-weight: 700;
        }
        #orderPage .payment-method-value input[type="radio"] {
            width: 18px;
            height: 18px;
            accent-color: var(--secondary-color);
            margin-right: 8px;
            cursor: not-allowed;
        }


        /* --- Custom Alert Box Styles --- */
        .custom-alert-overlay {
            position: fixed; top: 0; left: 0; width: 100%; height: 100%;
            background: rgba(0, 0, 0, 0.6); display: flex; align-items: center;
            justify-content: center; z-index: 10000;
            opacity: 0;
            transition: opacity 0.3s ease; pointer-events: none;
        }
        .custom-alert-overlay:not(.hidden) { opacity: 1; pointer-events: all; }
        .custom-alert-box {
            background: var(--bg-order); color: var(--text-primary); padding: 40px 30px 30px 30px;
            border-radius: 16px; box-shadow: var(--shadow-lg); text-align: center;
            width: 90%; max-width: 450px; /* Slightly wider for confirmation details */
            transform: scale(0.9);
            transition: transform 0.3s ease; border: 2px solid var(--border-orange);
        }
         .custom-alert-overlay:not(.hidden) .custom-alert-box { transform: scale(1); }
        #customAlertMessage { font-size: 18px; line-height: 1.6; margin-bottom: 30px; color: #5a4a3e; font-weight: 500; }
        /* Styles for confirmation popup details */
        #customAlertMessage .confirmation-popup-details {
            text-align: left;
            font-size: 15px; /* Adjusted for better fit */
            line-height: 1.7;
            max-height: 60vh; /* Limit height for scrollability */
            overflow-y: auto; /* Add scroll if content overflows */
            padding-right: 10px; /* Space for scrollbar */
        }
        #customAlertMessage .confirmation-popup-details p {
            margin-bottom: 8px;
            word-break: break-word; /* Ensure long addresses break */
        }
        #customAlertMessage .confirmation-popup-details p strong {
            color: var(--secondary-color);
            margin-right: 5px;
            display: inline-block; /* Ensures consistent alignment */
            min-width: 100px; /* Adjust as needed for label alignment */
        }
         #customAlertMessage .confirmation-popup-details p.total-bill-popup strong{
            color: var(--primary-color); /* Emphasize total bill */
            font-size: 1.1em;
        }
        #customAlertMessage .confirmation-popup-details hr.popup-divider {
            margin: 12px 0;
            border: none;
            border-top: 1px solid var(--border-orange);
        }

        .custom-alert-buttons { display: flex; justify-content: center; gap: 15px; margin-top: 20px; }
        .custom-alert-buttons .btn { padding: 10px 25px; border-radius: 8px; font-size: 15px; font-weight: 600; cursor: pointer; transition: var(--transition); }
        .custom-alert-buttons .btn-primary { background: var(--secondary-color); color: white; border: 1px solid #b86420; }
        .custom-alert-buttons .btn-primary:hover { background: #b86420; transform: translateY(-2px); box-shadow: var(--shadow-md); }
        .custom-alert-buttons .btn-cancel { background: var(--cancel-btn-bg); color: white; border: 1px solid #545b62; }
        .custom-alert-buttons .btn-cancel:hover { background: #5a6268; transform: translateY(-2px); box-shadow: var(--shadow-md); }

        /* --- Responsive Styles --- */
        @media (max-width: 768px) {
            .product-card { grid-template-columns: 1fr; }
            .product-title { font-size: 2rem; }
            .new-price { font-size: 1.5rem; }
            .specs { grid-template-columns: 1fr; }
            .action-buttons { flex-direction: column; }
            #productPage .btn { width: 100%; justify-content: center; }
            #productPage .quantity-selector-wrapper { flex-direction: column; align-items: flex-start; gap: 8px;}
            #productPage .quantity-controls { width: auto; }
            #orderPage .order-actions { flex-direction: column; }
            .header-logo-name .site-name { font-size: 1.3rem; }
            .header-logo-name img { height: 35px; }
            #appHeader { padding: 0 15px; }
            #orderPage #sendOtpActualBtn, #orderPage #otpSection button { width: 100%; }
            .custom-alert-box { max-width: 90%; padding: 30px 20px 20px 20px;}
            #customAlertMessage .confirmation-popup-details p strong { min-width: 80px; }
        }
        @media (max-width: 480px) {
            .product-title { font-size: 1.5rem; }
            #orderPage .section-title { font-size: 22px; }
            .header-logo-name .site-name { font-size: 1.1rem; }
            .header-logo-name img { height: 30px; margin-right: 5px;}
            #toggleLangBtn { padding: 6px 10px; font-size: 12px; }
            #appHeader { padding: 0 10px; }
            #appFooter { font-size: 0.8rem; }
            #orderPage .card { padding: 25px; }
            #orderPage #otpSection { padding: 20px; }
            #orderPage .otp-input { font-size: 24px; letter-spacing: 8px; padding: 12px; }
            .custom-alert-box { padding: 25px 15px 15px 15px;}
            #customAlertMessage { font-size: 16px; margin-bottom: 20px;}
            #customAlertMessage .confirmation-popup-details { font-size: 14px;}
            #customAlertMessage .confirmation-popup-details p strong { min-width: auto; display: block; margin-bottom: 2px;} /* Stack labels on very small screens */
            .custom-alert-buttons .btn { padding: 10px 15px; font-size: 14px; }
            .sales-rating-summary { flex-direction: column; align-items: flex-start; }
        }
        /* --- Scroll to Top Button --- */
        #scrollToTopBtn {
            position: fixed; bottom: 30px; right: 30px; width: 45px; height: 45px;
            background-color: var(--secondary-color); color: white; border: none;
            border-radius: 8px; box-shadow: var(--shadow-md); cursor: pointer;
            display: flex; align-items: center; justify-content: center;
            font-size: 1.2rem; z-index: 1010; opacity: 0; visibility: hidden;
            transform: translateY(20px);
            transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
        }
        #scrollToTopBtn:hover { background-color: #b86420; transform: translateY(-2px); }
        #scrollToTopBtn.visible { opacity: 1; visibility: visible; transform: translateY(0); }

        /* --- WhatsApp Sticky Button & Help Message --- */
        .sticky-whatsapp-container {
            position: fixed; bottom: 30px; left: 30px; z-index: 1010;
            display: flex; align-items: center;
        }
        #whatsappStickyBtn {
            width: 50px; height: 50px; background-color: #25D366; color: white;
            border-radius: 50%; box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
            cursor: pointer; display: flex; align-items: center; justify-content: center;
            font-size: 1.6rem; text-decoration: none; transition: transform 0.3s ease;
            position: relative;
        }
        #whatsappStickyBtn:hover { transform: scale(1.1); }
        #whatsappStickyBtn::before {
            content: ''; position: absolute; top: 50%; left: 50%;
            width: 100%; height: 100%; background-color: #25D366;
            border-radius: 50%; z-index: -1; opacity: 0.7;
            animation: pulseGlow 2s infinite ease-out;
        }
        @keyframes pulseGlow {
            0% { transform: translate(-50%, -50%) scale(1); opacity: 0.7; }
            100% { transform: translate(-50%, -50%) scale(1.6); opacity: 0; }
        }
        .whatsapp-help-message {
            margin-left: 12px; background-color: #ffffff; color: #333333;
            padding: 8px 12px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.2);
            white-space: nowrap; font-size: 0.85rem; font-weight: 500; opacity: 0;
            transform: translateX(-20px) scaleX(0.8); transform-origin: left center;
            transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease-out;
            pointer-events: none;
        }
        .whatsapp-help-message.visible { opacity: 1; transform: translateX(0) scaleX(1); }
/* Add these styles to your existing index.css file */

/* Style for the link to switch verification methods */
#orderPage .verification-toggle-link {
    text-align: center;
    margin-bottom: 20px;
    font-size: 14px;
}

#orderPage .verification-toggle-link a {
    color: var(--secondary-color);
    text-decoration: underline;
    cursor: pointer;
    font-weight: 600;
}

#orderPage .verification-toggle-link a:hover {
    color: var(--primary-color);
}

/* Optional: a class to visually indicate an optional field */
#orderPage .form-label.optional-label::after {
    content: ' (Optional)';
    font-weight: 400;
    color: var(--text-light);
    font-size: 0.9em;
    margin-left: 5px;
}
        /* Visually hidden class for screen reader-only text */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}
/* --- AI Chat Widget Styles --- */
.chat-widget-container {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 1020;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.main-fab {
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.main-fab:hover {
    transform: scale(1.1);
    background-color: #128C7E;
}

.main-fab .main-icon,
.main-fab .close-icon {
    transition: transform 0.3s ease, opacity 0.3s ease;
    position: absolute;
}

.main-fab .close-icon {
    transform: scale(0);
    opacity: 0;
}

.chat-widget-container.open .main-fab {
    transform: rotate(360deg);
    background-color: #dc3545;
}

.chat-widget-container.open .main-fab .main-icon {
    transform: scale(0);
    opacity: 0;
}

.chat-widget-container.open .main-fab .close-icon {
    transform: scale(1);
    opacity: 1;
}

.live-dot {
    position: absolute;
    top: 5px;
    right: 5px;
    width: 12px;
    height: 12px;
    background-color: #00ff00;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 0 5px #00ff00;
}

.fab-options {
    position: absolute;
    bottom: 75px;
    left: 5px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

.chat-widget-container.open .fab-options {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

.fab-option {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.fab-option:hover {
    transform: scale(1.1) rotate(15deg);
}

.whatsapp-fab {
    background-color: #25D366;
}

.ai-fab {
    background: linear-gradient(45deg, #d67e27, #e08d35);
    font-weight: bold;
    font-size: 20px;
}

/* AI Chat Box */
.ai-chat-box {
    position: fixed;
    bottom: 100px;
    left: 30px;
    width: 350px;
    max-width: calc(100vw - 60px);
    height: 4500px;
    max-height: calc(100vh - 120px);
    background-color: #f0f2f5;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform-origin: bottom left;
    transition: transform 0.3s ease, opacity 0.3s ease;
    transform: scale(0);
    opacity: 0;
    z-index: 1010;
}

.ai-chat-box:not(.hidden) {
    transform: scale(1);
    opacity: 1;
}

.chat-header {
    background: #cc914e;
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top-left-radius: 15px;
    border-top-right-radius: 15px;
}

.chat-header-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-header .ai-pfp {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid white;
}

.chat-title {
    font-weight: 700;
    font-size: 1.1rem;
}

.ai-status {
    font-size: 0.8rem;
    opacity: 0.9;
}

.close-chat-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.close-chat-btn:hover {
    opacity: 1;
}

.chat-messages {
    flex-grow: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-message {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    max-width: 85%;
}

.message-bubble {
    padding: 10px 15px;
    border-radius: 18px;
    line-height: 1.5;
    font-size: 0.95rem;
}

.message-time {
    font-size: 0.7rem;
    color: #999;
    margin-top: 5px;
    text-align: right;
}

/* User Message */
.user-message {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.user-message .message-bubble {
    background-color: #dcf8c6;
    color: #333;
    border-bottom-right-radius: 4px;
}

.user-message .pfp {
    background-color: #ccc;
}


/* AI Message */
.ai-message {
    align-self: flex-start;
}

.ai-message .message-bubble {
    background-color: #fff;
    color: #333;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.pfp {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

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

.pfp.default-user-pfp {
    background-color: #b3e5fc;
    color: #01579b;
    font-weight: bold;
}

/* Typing Indicator */
.typing-indicator .message-bubble {
    display: flex;
    gap: 5px;
    align-items: center;
    padding: 12px 15px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background-color: #888;
    border-radius: 50%;
    animation: typing-pulse 1.4s infinite ease-in-out;
}
.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-pulse {
    0%, 100% {
        opacity: 0.2;
    }
    50% {
        opacity: 1;
    }
}

/* Chat Input Area */
.chat-input-area {
    display: flex;
    padding: 15px;
    border-top: 1px solid #ddd;
    background-color: #fff;
}

.chat-input {
    flex-grow: 1;
    border: 1px solid #ccc;
    border-radius: 20px;
    padding: 10px 15px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.chat-input:focus {
    border-color: var(--secondary-color);
}

.send-chat-btn {
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    margin-left: 10px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.2s;
    flex-shrink: 0;
}

.send-chat-btn:hover {
    background-color: #b86420;
}

.ai-bot {
    height: 20px;
    width: 20px;
}

@media (max-width: 480px) {
    .ai-chat-box {
        left: 15px;
        bottom: 90px;
        width: calc(100vw - 30px);
        height: calc(100vh - 110px);
    }
    .chat-widget-container {
        bottom: 20px;
        left: 20px;
    }
}
/* --- New Animations --- */
@keyframes green-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@keyframes text-roll-in {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes text-roll-out {
    from {
        transform: translateY(0);
        opacity: 1;
    }
    to {
        transform: translateY(-100%);
        opacity: 0;
    }
}


/* --- Chat Widget Modifications --- */

/* Adjust main container layout */
#chat-widget-container {
    flex-direction: column; /* Revert to column for layout */
    align-items: flex-start; /* Align items to the left */
}

/* Wrapper for main FAB and its text */
.main-fab-wrapper {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Add pulse animation to the main button */
.main-fab {
    animation: green-pulse 2s infinite;
    flex-shrink: 0; /* Prevent button from shrinking */
}

/* Stop pulse and rotate when menu is open */
.chat-widget-container.open .main-fab {
    animation: none;
    transform: rotate(360deg);
}

/* Container for the rolling text */
.main-fab-text-container {
    background-color: white;
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: none; /* Initially hidden, controlled by JS */
}

.main-fab-text-container span {
    display: inline-block;
    animation-duration: 0.4s;
    animation-fill-mode: forwards;
}

.main-fab-text-container span.rolling-in {
    animation-name: text-roll-in;
}

.main-fab-text-container span.rolling-out {
    animation-name: text-roll-out;
}

/* Reposition FAB options to appear above main FAB */
.fab-options {
    bottom: 75px;
    left: 5px; /* Relative to the container */
}

/* Wrapper for the option buttons and their sliding labels */
.fab-option-with-label {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* The sliding label style */
.fab-label {
    background-color: white;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
    transform-origin: left; /* Animate from the left edge */
    transition: transform 0.3s ease-in-out, opacity 0.3s ease-in-out;
    transform: scaleX(0);
    opacity: 0;
}

/* Show the label when the menu is open */
.chat-widget-container.open .fab-label {
    transform: scaleX(1);
    opacity: 1;
}

/* Adjust chat box position */
.ai-chat-box {
    bottom: 30px;
    left: 100px; /* Position it to the right of the main FAB */
}

@media (max-width: 480px) {
    .ai-chat-box {
        left: 15px;
        bottom: 90px;
        width: calc(100vw - 30px);
    }
    .main-fab-text-container {
        display: none !important; /* Hide rolling text on small screens */
    }
}