/* --- Global Box Sizing Fix (Minified) --- */
*,
*:before,
*:after{
    box-sizing:border-box;
    margin:0;
    padding:0;
}

/* ===============================
   Product Details Container
================================ */
.product-details{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:center;
    text-align:left;
    max-width:900px;
    margin:50px auto;
    background:#fff;
    box-shadow:0 4px 10px rgba(0,0,0,.1);
    border-radius:10px;
    overflow:hidden;
}

/* Product Image */
.product-details img{
    width:50%;
    max-width:100%;
    height:auto;
    object-fit:cover;
    overflow:auto;
    border-right:1px solid #ddd;
}

/* ===============================
   Product Navigation
================================ */
.product-nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:20px;
    flex-wrap:wrap;
    margin:5px 0;
}

/* Prev + Next Buttons */
.prev-btn,
.next-btn{
    padding:9px 18px;
    background:transparent;
    color:#333;
    border:2px solid #ccc;
    border-radius:50px;
    text-decoration:none;
    font-weight:500;
    transition:all .2s ease;
    flex-shrink:0;
}

.prev-btn:hover,
.next-btn:hover{
    background:#f5f5f5;
    border-color:#000080;
    color:#008000;
}

.prev-btn{
    padding-left:15px;
}

.next-btn{
    padding-right:15px;
}

/* ===============================
   Back to Products Button
================================ */
.back-to-products{
    display:inline-block;
    background:#ff0000;
    color:#fff;
    text-decoration:none;
    padding:5px 10px;
    border-radius:6px;
    font-family:'Open Sans', Verdana, Arial, sans-serif;
    font-weight:450;
    font-size:12px;
    margin:0 auto;
    transition:background .3s ease,transform .2s ease;
    text-align:center;
    cursor:pointer;
    border:none;
    outline:none;
    line-height:normal;
}

.back-to-products:hover,
.back-to-products:focus{
    background:#0d47a1;
    transform:scale(1.05);
    color:#fff;
    text-decoration:none;
}

.back-to-products:active{
    transform:scale(.98);
}

.back-to-products.original-hover:hover{
    background:#0d47a1 !important;
    transform:scale(1.05) !important;
}

.back-to-products.original-hover:not(:hover){
    background:#1976d2 !important;
    transform:scale(1) !important;
}

/* ===============================
   Mobile Responsive (Navigation)
================================ */
@media(max-width:600px){
    .product-nav{
        flex-direction:column;
        align-items:stretch;
    }

    .product-nav a{
        width:100%;
        text-align:center;
    }
}

/* ===============================
   Mobile View (Product Layout)
================================ */
@media(max-width:768px){
    .product-details{
        flex-direction:column;
        text-align:center;
    }

    .product-details img{
        width:100%;
        border-right:none;
    }
}

/* ===============================
   Product Information
================================ */
.details{
    padding:20px;
    flex:1;
    min-width:0;
}

.details h1{
    font-size:28px;
    margin-bottom:10px;
    color:#222;
}

.details p{
    font-size:16px;
    margin-bottom:10px;
    color:#666;
}

/* ===============================
   Quantity Selection
================================ */
.quantity{
    display:flex;
    align-items:center;
    margin:15px 0;
    justify-content:center;
    text-align:center;
    flex-wrap:wrap;
}

.quantity button{
    background:#007BFF;
    border:none;
    color:#fff;
    font-size:18px;
    padding:10px;
    width:40px;
    cursor:pointer;
    border-radius:5px;
    transition:.3s;
}

.quantity button:hover{
    background:#0056b3;
}

.quantity input{
    width:50px;
    text-align:center;
    font-size:18px;
    padding:5px;
    margin:0 10px;
    border:1px solid #ddd;
    border-radius:5px;
}

/* ===============================
   Common Button Styles
================================ */
.add-to-cart,
.read-preview-btn,
.download-pdf-btn{
    color:#fff;
    border:none;
    text-align:center;
    text-decoration:none;
    display:inline-block;
    font-size:16px;
    cursor:pointer;
    border-radius:5px;
    transition:.3s;
    margin:10px 2px;
    flex-shrink:0;
}

.checkout-btn{
    text-decoration:none;
    font-size:16px;
    cursor:pointer;
    border-radius:5px;
    transition:.3s;
    margin:10px 2px;
    flex:1;
    text-align:center;
    white-space:nowrap;
}

.checkout-nav{
    display:flex;
    align-items:center;
    gap:15px;
    flex-wrap:nowrap;
}

/* ===============================
   Individual Button Variants
================================ */
.add-to-cart{
    background:#28a745;
    padding:12px 20px;
}

.add-to-cart:hover{
    background:#218838;
}

.similar-add-to-cart{
    width:42px;
    height:42px;
    background-color:#28a745;
    color:#fff;
    border:none;
    border-radius:50%;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    font-size:22px;
    font-weight:bold;
    line-height:1;
    cursor:pointer;
    margin:10px 2px;
    flex-shrink:0;
    transition:background-color .3s ease,transform .2s ease;
}

.similar-add-to-cart:hover{
    background-color:#218838;
    transform:scale(1.08);
}

.similar-add-to-cart:active{
    transform:scale(.95);
}

.similar-add-to-cart:focus{
    outline:none;
    box-shadow:0 0 0 3px rgba(40,167,69,.35);
}

.checkout-btn{
    background:blueviolet;
    padding:10px 20px;
}

.checkout-btn:hover{
    background-color:#218838;
}

.read-preview-btn{
    background:linear-gradient(135deg,#1E6FD9,#0F4FA8);
    padding:12px 24px;
    font-weight:bold;
    border-radius:8px;
    box-shadow:0 4px 8px rgba(255,165,0,.3);
}

.read-preview-btn:hover{
    background:linear-gradient(135deg,#FFA500,#FFD700);
    box-shadow:0 6px 12px rgba(255,165,0,.4);
    transform:translateY(-2px);
}

.download-pdf-btn{
    background:linear-gradient(135deg,#4CAF50,#2E7D32);
    padding:12px 24px;
    font-weight:bold;
    border-radius:8px;
    box-shadow:0 4px 8px rgba(76,175,80,.3);
}

.download-pdf-btn:hover{
    background:linear-gradient(135deg,#45a049,#1B5E20);
    box-shadow:0 6px 12px rgba(76,175,80,.4);
    transform:translateY(-2px);
}

/* ===============================
   Back Button
================================ */
.back-btn{
    display:inline-block;
    text-align:center;
    margin-top:10px;
    color:#007BFF;
    text-decoration:none;
    font-size:16px;
}

.back-btn:hover{
    text-decoration:underline;
}

/* ===============================
   Price Section
================================ */
.price-original,
.price-discount,
.price-final{
    margin:12px 0;
    padding:14px 18px;
    border-radius:14px;
    font-size:18px;
    font-weight:700;
    letter-spacing:.4px;
    text-align:left;
    box-shadow:0 6px 18px rgba(0,0,0,.08);
    transition:all .3s ease;
}

.price-original{
    background:linear-gradient(135deg,#eef2ff,#dbeafe);
    color:#1e3a8a;
    border:1px solid #93c5fd;
}

.price-discount{
    background:linear-gradient(135deg,#fff7ed,#ffedd5);
    color:#c2410c;
    border:1px solid #fdba74;
}

.price-final{
    background:linear-gradient(135deg,#ecfdf5,#d1fae5);
    color:#065f46;
    border:2px solid #34d399;
    font-size:22px;
    text-shadow:0 1px 1px rgba(255,255,255,.6);
}

.price-original:hover,
.price-discount:hover,
.price-final:hover{
    transform:translateY(-3px);
    box-shadow:0 10px 24px rgba(0,0,0,.12);
}

/* ===============================
   Responsive Adjustments
================================ */
@media(max-width:600px){
    .details h1{
        font-size:24px;
    }

    .details p{
        font-size:14px;
    }

    .quantity button{
        width:35px;
        font-size:16px;
    }

    .add-to-cart{
        font-size:14px;
        padding:10px 15px;
    }
}

/* ===============================
   Modal
================================ */
.preview-modal{
    display:none;
    position:fixed;
    z-index:1004;
    left:0;
    top:0;
    width:100%;
    height:100%;
    background-color:rgba(0,0,0,.95);
    pointer-events:auto;
}

body.modal-open{
    overflow:hidden;
}

.preview-modal-content{
    position:relative;
    background-color:#fefefe;
    margin:0;
    padding:0;
    width:100%;
    height:100%;
    border-radius:0;
    box-shadow:none;
    overflow-x:hidden;
}

.preview-close{
    position:absolute;
    top:20px;
    right:30px;
    width:60px;
    height:60px;
    background:radial-gradient(circle at 30% 30%,#ff4b5c,#ff6f91);
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    z-index:1004;
    box-shadow:0 5px 20px rgba(0,0,0,.4),0 0 10px rgba(255,75,92,.5);
    transition:all .3s ease;
}

.preview-close:before,
.preview-close:after{
    content:'';
    position:absolute;
    width:4px;
    height:28px;
    background-color:#fff;
    border-radius:2px;
}

.preview-close:before{
    transform:rotate(45deg);
}

.preview-close:after{
    transform:rotate(-45deg);
}

.preview-close:hover,
.preview-close:focus{
    transform:scale(1.3) rotate(90deg);
    box-shadow:0 8px 25px rgba(0,0,0,.5),0 0 15px rgba(255,75,92,.7);
    background:radial-gradient(circle at 30% 30%,#ff6b7d,#ff9aa2);
}

#previewFrame{
    width:100%;
    height:100%;
    border:none;
    border-radius:0;
}

/* ===============================
   Details Info Card
================================ */
.details-info{
    max-width:100%;
    background:#fff;
    border-radius:15px;
    box-shadow:0 8px 25px rgba(0,0,0,.1);
    padding:20px;
    font-family:'Open Sans', Verdana, Arial, sans-serif;
    line-height:1.6;
    transition:transform .3s,box-shadow .3s;
}

.details-info:hover{
    transform:translateY(-5px);
    box-shadow:0 12px 30px rgba(0,0,0,.15);
}

.details-info h1{
    font-size:2.2rem;
    font-weight:700;
    margin-bottom:20px;
    color:#222;
    border-bottom:1px solid #eee;
    padding-bottom:10px;
}

.details-info .description{
    font-size:16px;
    color:#0F0616;
    margin-bottom:20px;
}

.details-info .price{
    font-size:14px;
    font-weight:550;
    color:#03AC13;
    margin-bottom:15px;
}

.details-info .pdf{
    color:#405CFC;
    font-size:14px;
    font-weight:400;
    margin-bottom:15px;
}

.details-info .stock{
    color:#000;
    font-size:14px;
    font-weight:400;
    margin-bottom:15px;
}

.details-info .stock.out-of-stock{
    color:#d9534f;
    font-weight:600;
}

.details-info .user-id{
    font-size:13px;
    font-style:italic;
    color:red;
    border-top:1px dashed #ddd;
    padding-top:10px;
}

/* ===============================
   Responsive (Details Info)
================================ */
@media(max-width:768px){
    .details-info{
        padding:20px;
        margin:20px 15px;
    }

    .details-info h1{
        font-size:1.8rem;
    }

    .details-info .description,
    .details-info .price,
    .details-info .pdf,
    .details-info .stock{
        font-size:16px;
        text-align:left;
    }
}

/* ===============================
   WhatsApp Query
================================ */
.whatsapp-query{
    gap:8px;
    display:flex;
    align-items:center;
    border-radius:8px;
    font-family:'Open Sans', Verdana, Arial, sans-serif;
}

.whatsapp-query span{
    color:#000;
    font-size:14px;
    font-weight:450;
    font-family:'Open Sans', Verdana, Arial, sans-serif;
}

.whatsapp-btn{
    display:flex;
    align-items:center;
    gap:8px;
    padding:5px 8px;
    background-color:#25D366;
    color:#fff;
    text-decoration:none;
    border-radius:6px;
    transition:background .3s ease;
}

.whatsapp-btn:hover{
    background-color:#1ebe5d;
}

.whatsapp-btn img{
    width:auto;
    height:20px;
}

.nb-section{
    font-size:14px;
    font-family:'Open Sans', Verdana, Arial, sans-serif;
    background-color:#f9f9f9;
    border-left:4px solid #ff9800;
    padding:10px 12px;
    margin:15px 0;
    color:#333;
}

.nb-section ul{
    margin:6px 0 0 18px;
    padding:0;
}

.nb-section li{
    margin-bottom:4px;
}

/* Mobile view */
@media(max-width:768px){
    .nb-section{
        text-align:left;
    }

    .whatsapp-query span{
        font-size:15px !important;
        font-weight:450 !important;
    }
}

/* ===============================
   Slideshow
================================ */
.slideshow-container{
    position:relative;
    width:100%;
    overflow:hidden;
    border-radius:10px;
}

.slide{
    display:none;
}

.slide{
    text-align:center;
    overflow:hidden;
}

.slide img{
    display:block;
    width:100%;
    height:500px;
    padding:10px;
    margin:auto;
    border-radius:10px;
    object-fit:contain;
    box-sizing:border-box;
}

.prev,
.next{
    position:absolute;
    top:50%;
    transform:translateY(-50%);
    background:rgba(0,0,0,.5);
    color:#fff;
    border:none;
    padding:10px 15px;
    cursor:pointer;
    font-size:18px;
    border-radius:5px;
    z-index:10;
}

.prev{
    left:10px;
}

.next{
    right:10px;
}

.prev:hover,
.next:hover{
    background:rgba(0,0,0,.8);
}