/* ========== متغیرهای رنگ ووکامرس ========== */
:root {
    --wc-primary: #7f54b3;
    --wc-primary-dark: #6b429f;
    --wc-secondary: #f7f7f7;
    --wc-text: #333;
    --wc-text-light: #6d6d6d;
    --wc-border: #e5e5e5;
    --wc-success: #43a047;
    --wc-error: #e53935;
    --wc-warning: #ffb300;
    --wc-bg-light: #fafafa;
    --wc-shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --wc-shadow-md: 0 4px 16px rgba(0,0,0,0.12);
    --wc-shadow-lg: 0 8px 32px rgba(0,0,0,0.16);
}

/* ========== صفحه تک محصول ========== */
.nbuy-single-product-page {
    padding: 40px 0;
}

/* ========== کانتینر محصول ========== */
.nbuy-product-single {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: var(--wc-shadow-md);
    overflow: hidden;
}

/* ========== گالری تصاویر ========== */
.woocommerce-product-gallery {
    margin-bottom: 30px;
}

.woocommerce-product-gallery__wrapper {
    position: relative;
}

.flexslider {
    margin: 0 !important;
}

.flexslider .slides img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

.flex-control-nav {
    display: flex;
    gap: 10px;
    margin-top: 15px;
    justify-content: center;
}

.flex-control-nav li {
    margin: 0;
}

.flex-control-nav li img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 6px;
    cursor: pointer;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.flex-control-nav li img:hover,
.flex-control-nav li img.flex-active {
    opacity: 1;
    transform: scale(1.05);
    border: 2px solid var(--wc-primary);
}

/* ========== خلاصه محصول ========== */
.nbuy-product-summary {
    padding: 30px;
    background: var(--wc-bg-light);
    border-radius: 8px;
}

/* عنوان محصول */
.product_title {
    font-size: 28px;
    font-weight: 700;
    color: var(--wc-text);
    margin-bottom: 15px;
    line-height: 1.3;
}

/* ستاره‌های امتیاز */
.woocommerce-product-rating {
    margin-bottom: 20px;
}

.star-rating {
    font-size: 16px;
    color: #ffb300;
    display: inline-block;
}

/* قیمت محصول */
.price {
    font-size: 28px;
    font-weight: 700;
    color: var(--wc-primary);
    margin: 20px 0;
}

.price ins {
    text-decoration: none;
}

.price del {
    color: var(--wc-text-light);
    font-size: 20px;
    margin-left: 10px;
}

/* توضیحات کوتاه */
.woocommerce-product-details__short-description {
    margin: 25px 0;
    line-height: 1.7;
    color: var(--wc-text-light);
}

/* ========== گزینه‌های محصول ========== */
.variations {
    margin: 25px 0;
}

.variations_form {
    margin-bottom: 20px;
}

.variations label {
    display: block;
    font-weight: 600;
    color: var(--wc-text);
    margin-bottom: 8px;
    font-size: 15px;
}

.variations select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--wc-border);
    border-radius: 6px;
    font-size: 15px;
    margin-bottom: 15px;
    background: #fff;
    transition: all 0.3s;
}

.variations select:focus {
    outline: none;
    border-color: var(--wc-primary);
    box-shadow: 0 0 0 3px rgba(127, 84, 179, 0.1);
}

/* ========== دکمه افزودن به سبد خرید ========== */
.single_add_to_cart_button {
    background: var(--wc-primary);
    color: #fff;
    border: none;
    padding: 16px 40px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    margin: 20px 0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.single_add_to_cart_button:hover {
    background: var(--wc-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--wc-shadow-lg);
}

.single_add_to_cart_button:active {
    transform: translateY(0);
}

.single_add_to_cart_button.loading {
    opacity: 0.7;
    cursor: not-allowed;
}

.single_add_to_cart_button.added {
    background: var(--wc-success);
}

.single_add_to_cart_button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.single_add_to_cart_button.loading::after {
    animation: ripple 1s ease-out infinite;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(100, 100);
        opacity: 0;
    }
}

/* ========== تعداد محصول ========== */
.quantity {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
}

.quantity .qty {
    width: 80px;
    padding: 10px;
    border: 1px solid var(--wc-border);
    border-radius: 6px;
    text-align: center;
    font-size: 16px;
}

.quantity .minus,
.quantity .plus {
    width: 40px;
    height: 40px;
    border: 1px solid var(--wc-border);
    background: #fff;
    border-radius: 6px;
    cursor: pointer;
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.quantity .minus:hover,
.quantity .plus:hover {
    background: var(--wc-primary);
    color: #fff;
    border-color: var(--wc-primary);
}

/* ========== SKU و دسته‌بندی ========== */
.sku_wrapper,
.posted_in {
    margin: 10px 0;
    color: var(--wc-text-light);
    font-size: 14px;
}

.sku_wrapper span,
.posted_in span {
    font-weight: 600;
    color: var(--wc-text);
}

/* ========== تب‌ها ========== */
.woocommerce-tabs {
    margin-top: 40px;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--wc-shadow-sm);
}

.woocommerce-tabs ul.tabs {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    background: var(--wc-bg-light);
    border-bottom: 2px solid var(--wc-border);
}

.woocommerce-tabs ul.tabs li {
    margin: 0;
    padding: 0;
}

.woocommerce-tabs ul.tabs li a {
    display: block;
    padding: 18px 30px;
    text-decoration: none;
    color: var(--wc-text-light);
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s;
    border-bottom: 3px solid transparent;
}

.woocommerce-tabs ul.tabs li a:hover {
    color: var(--wc-primary);
}

.woocommerce-tabs ul.tabs li.active a {
    color: var(--wc-primary);
    border-bottom-color: var(--wc-primary);
    background: #fff;
}

.woocommerce-tabs .panel {
    padding: 30px;
    display: none;
}

.woocommerce-tabs .panel.active {
    display: block;
}

/* ========== محصولات مرتبط ========== */
.upsells.products,
.related.products {
    margin-top: 60px;
}

.upsells h2,
.related h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--wc-text);
    margin-bottom: 30px;
    text-align: center;
}

/* ========== ریسپانسیو ========== */
@media (max-width: 992px) {
    .nbuy-product-single {
        flex-direction: column;
    }
    
    .nbuy-product-summary {
        padding: 25px;
    }
    
    .product_title {
        font-size: 24px;
    }
    
    .price {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .nbuy-single-product-page {
        padding: 20px 0;
    }
    
    .nbuy-product-single {
        border-radius: 8px;
    }
    
    .nbuy-product-summary {
        padding: 20px;
    }
    
    .product_title {
        font-size: 20px;
    }
    
    .price {
        font-size: 20px;
    }
    
    .woocommerce-tabs ul.tabs li a {
        padding: 15px 15px;
        font-size: 14px;
    }
    
    .quantity .qty {
        width: 60px;
        padding: 8px;
    }
    
    .quantity .minus,
    .quantity .plus {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .nbuy-product-summary {
        padding: 15px;
    }
    
    .woocommerce-product-gallery__wrapper img {
        border-radius: 6px;
    }
    
    .flex-control-nav li img {
        width: 60px;
        height: 60px;
    }
    
    .single_add_to_cart_button {
        padding: 14px 20px;
        font-size: 14px;
    }
    
    .woocommerce-tabs ul.tabs {
        flex-wrap: wrap;
    }
    
    .woocommerce-tabs ul.tabs li a {
        padding: 12px 15px;
        font-size: 13px;
    }
}

/* ========== انیمیشن‌ها ========== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.nbuy-product-single {
    animation: fadeIn 0.5s ease;
}

/* ========== پیام‌های موفقیت ========== */
.woocommerce-message,
.woocommerce-info,
.woocommerce-error {
    padding: 15px 20px;
    margin: 20px 0;
    border-radius: 8px;
    position: relative;
    border-left: 4px solid;
}

.woocommerce-message {
    background: #e8f5e9;
    border-left-color: var(--wc-success);
    color: #2e7d32;
}

.woocommerce-info {
    background: #e3f2fd;
    border-left-color: #2196f3;
    color: #0d47a1;
}

.woocommerce-error {
    background: #ffebee;
    border-left-color: var(--wc-error);
    color: #c62828;
}

.woocommerce-message::before,
.woocommerce-info::before,
.woocommerce-error::before {
    font-family: WooCommerce;
    margin-right: 10px;
}

/* ========== دکمه‌های اشتراک‌گذاری ========== */
.woocommerce-product-share {
    margin-top: 20px;
}

.social-icons {
    display: flex;
    gap: 10px;
}

.social-icons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: #fff;
    text-decoration: none;
    transition: all 0.3s;
}

.social-icons a:hover {
    transform: translateY(-3px);
    box-shadow: var(--wc-shadow-md);
}

.social-facebook { background: #3b5998; }
.social-twitter { background: #1da1f2; }
.social-instagram { background: #e1306c; }
.social-whatsapp { background: #25d366; }

/* ========== بارگذاری ========== */
.woocommerce-product-gallery__image--placeholder img {
    background: var(--wc-bg-light);
}

/* ========== hover effects ========== */
.nbuy-product-single:hover {
    box-shadow: var(--wc-shadow-lg);
}