/* ===== Product Page Styles ===== */
:root {
    --primary: #1f4e79;
    --accent: #de7525;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --light: #f8f9fa;
    --dark: #343a40;
    --border: #e9ecef;
    --text: #495057;
    --gray: #6c757d;
    --gray-light: #adb5bd;
    --shadow: 0 2px 10px rgba(0,0,0,0.05);
    --shadow-hover: 0 5px 20px rgba(0,0,0,0.1);
    --radius: 12px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

/* ===== Product Page Wrapper ===== */
.product-page-wrapper {
    padding: 20px 0 40px;
    background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
    direction: rtl;
}

/* ===== Breadcrumb ===== */
.product-breadcrumb-modern {
    background: #fff;
    padding: 12px 18px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    border: 1px solid var(--border);
}

.breadcrumb-modern {
    display: flex;
    align-items: center;
    gap: 6px;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
}

    .breadcrumb-modern li {
        display: flex;
        align-items: center;
        font-size: 13px;
    }

        .breadcrumb-modern li a {
            color: var(--gray);
            text-decoration: none;
            padding: 3px 6px;
            border-radius: 4px;
            transition: var(--transition);
        }

            .breadcrumb-modern li a:hover {
                color: var(--accent);
                background: rgba(222, 117, 37, 0.05);
            }

        .breadcrumb-modern li.active a {
            color: var(--primary);
            font-weight: 600;
            cursor: default;
        }

.breadcrumb-separator {
    color: var(--border);
    font-size: 11px;
}

/* ===== Product Main Grid ===== */
.product-main-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 20px;
    margin-bottom: 30px;
}

/* اصلاح مشکل نمایش در موبایل - از 992px به پایین یک ستونه */
@media (max-width: 992px) {
    .product-main-container {
        grid-template-columns: 1fr !important; /* یک ستونه شدن اجباری */
        gap: 20px;
    }

    /* اطمینان از اینکه هر دو بخش عرض کامل دارند */
    .product-gallery-modern,
    .product-info-modern {
        width: 100% !important;
        max-width: 100% !important;
    }
}

/* برای موبایل‌های کوچکتر */
@media (max-width: 768px) {
    .product-main-container {
        gap: 15px;
    }
}

@media (max-width: 576px) {
    .product-main-container {
        gap: 12px;
    }
}

/* ===== Gallery با زوم دابل کلیک ===== */
.product-gallery-modern {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    position: sticky;
    top: 90px;
    width: 100%;
}

@media (max-width: 992px) {
    .product-gallery-modern {
        position: static;
        margin-bottom: 0;
    }
}

.gallery-main {
    position: relative;
    height: 380px;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
    overflow: hidden;
    cursor: zoom-in;
}

@media (max-width: 768px) {
    .gallery-main {
        height: 320px;
    }
}

@media (max-width: 576px) {
    .gallery-main {
        height: 280px;
        padding: 10px;
    }
}

.gallery-main img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
    transform-origin: center center;
}

/* ===== Product Badges ===== */
.product-badges-detailed {
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    z-index: 10;
    pointer-events: none;
}

.badge-right, .badge-left {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.product-badge-detailed {
    padding: 5px 12px;
    border-radius: 30px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    box-shadow: 0 3px 8px rgba(0,0,0,0.15);
    pointer-events: auto;
    white-space: nowrap;
    line-height: 1.4;
}

    .product-badge-detailed i {
        font-size: 10px;
    }

    .product-badge-detailed.discount {
        background: linear-gradient(135deg, #dc3545, #c82333);
    }

    .product-badge-detailed.special {
        background: linear-gradient(135deg, #f59e0b, #d97706);
        animation: pulse 2s infinite;
    }

    .product-badge-detailed.out-of-stock {
        background: linear-gradient(135deg, #6c757d, #5a6268);
    }

@keyframes pulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

@media (max-width: 576px) {
    .product-badge-detailed {
        padding: 4px 10px;
        font-size: 10px;
    }
}

/* ===== Thumbnails ===== */
.gallery-thumbs {
    padding: 12px;
    background: #fff;
    border-top: 1px solid var(--border);
}

.thumb-list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 2px 0;
}

    .thumb-list::-webkit-scrollbar {
        height: 4px;
    }

    .thumb-list::-webkit-scrollbar-track {
        background: var(--border);
        border-radius: 4px;
    }

    .thumb-list::-webkit-scrollbar-thumb {
        background: var(--gray-light);
        border-radius: 4px;
    }

.thumb-item {
    width: 60px;
    height: 60px;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    opacity: 0.7;
    transition: var(--transition);
}

    .thumb-item:hover {
        opacity: 1;
    }

    .thumb-item.active {
        opacity: 1;
        border-color: var(--accent);
    }

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

@media (max-width: 576px) {
    .thumb-item {
        width: 50px;
        height: 50px;
    }
}

/* ===== Product Info ===== */
.product-info-modern {
    background: #fff;
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    position: sticky;
    top: 90px;
    width: 100%;
}

@media (max-width: 992px) {
    .product-info-modern {
        position: static;
        padding: 18px;
        margin-top: 0;
    }
}

@media (max-width: 576px) {
    .product-info-modern {
        padding: 16px;
    }
}

/* بقیه استایل‌ها دقیقاً مانند قبل باقی می‌مانند */
/* ===== Product Header ===== */
.product-header {
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.product-category-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), #2a5a8a);
    color: #fff;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 11px;
    font-weight: 600;
    margin-bottom: 10px;
}

    .product-category-badge a {
        color: #fff;
        text-decoration: none;
    }

.product-title-main {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.4;
    margin-bottom: 8px;
}

@media (max-width: 768px) {
    .product-title-main {
        font-size: 20px;
    }
}

@media (max-width: 576px) {
    .product-title-main {
        font-size: 18px;
    }
}

.product-model, .product-code {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    background: var(--light);
    border-radius: 30px;
    font-size: 11px;
    color: var(--gray);
    margin-left: 6px;
}

    .product-model i, .product-code i {
        color: var(--accent);
        font-size: 10px;
    }

/* ===== Rating ===== */
.rating-modern {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.stars-modern {
    display: flex;
    gap: 3px;
}

    .stars-modern i {
        color: #ffc107;
        font-size: 14px;
    }

        .stars-modern i.far {
            color: #e4e5e9;
        }

.rating-text {
    font-size: 12px;
    color: var(--gray);
}

    .rating-text strong {
        color: var(--primary);
        font-size: 13px;
    }

/* ===== Price Section ===== */
.price-section-modern {
    background: linear-gradient(135deg, #f8fafc, #e9ecef);
    padding: 18px;
    border-radius: var(--radius);
    margin-bottom: 18px;
    position: relative;
    overflow: hidden;
}

    .price-section-modern::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, rgba(222,117,37,0.1), transparent);
        border-radius: 0 0 0 70px;
    }

.price-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.price-label {
    font-size: 12px;
    color: var(--gray);
    font-weight: 500;
}

.special-badge-mini {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    padding: 3px 8px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 600;
}

.price-final {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 6px;
}

.price-amount {
    font-size: 28px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1.2;
}

@media (max-width: 768px) {
    .price-amount {
        font-size: 24px;
    }
}

@media (max-width: 576px) {
    .price-amount {
        font-size: 22px;
    }
}

.price-currency {
    color: var(--gray);
    font-size: 13px;
}

.price-original {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.original-amount {
    text-decoration: line-through;
    color: var(--gray-light);
    font-size: 14px;
}

.discount-badge-modern {
    background: var(--accent);
    color: #fff;
    padding: 3px 8px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

    .discount-badge-modern.special {
        background: linear-gradient(135deg, #f59e0b, #d97706);
    }

/* ===== Stock Status ===== */
.stock-status-modern {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 500;
    flex-wrap: wrap;
    margin-top: 10px;
}

.stock-available {
    color: var(--success);
    display: flex;
    align-items: center;
    gap: 5px;
}

    .stock-available i {
        font-size: 13px;
    }

.stock-count {
    color: var(--gray);
    font-weight: normal;
    font-size: 11px;
}

.purchase-limit {
    color: var(--gray);
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 4px;
}

    .purchase-limit i {
        color: var(--warning);
        font-size: 11px;
    }

.stock-unavailable {
    color: var(--danger);
    display: flex;
    align-items: center;
    gap: 5px;
}

    .stock-unavailable i {
        font-size: 13px;
    }

/* ===== Countdown ===== */
.countdown-detailed {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff8f0;
    padding: 8px 16px;
    border-radius: 30px;
    border: 1px solid rgba(222,117,37,0.2);
    margin: 15px 0;
    font-size: 12px;
    color: var(--accent);
    font-weight: 600;
    flex-wrap: wrap;
    width: fit-content;
}

    .countdown-detailed .countdown {
        font-family: 'Courier New', monospace;
        font-size: 13px;
        background: #fff;
        padding: 3px 10px;
        border-radius: 20px;
        box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        display: inline-block;
    }

.countdown-label {
    font-size: 11px;
    color: var(--gray);
    font-weight: normal;
}

@media (max-width: 576px) {
    .countdown-detailed {
        justify-content: center;
        width: 100%;
    }
}

/* ===== Discount Tiers (پله‌های تخفیف) ===== */
.discount-tiers-modern {
    margin: 18px 0;
    padding: 18px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.tiers-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
}

    .tiers-header i {
        color: var(--accent);
        font-size: 15px;
    }

.tiers-badge-special {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    padding: 3px 8px;
    border-radius: 30px;
    font-size: 9px;
    font-weight: 600;
    margin-right: auto;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.tiers-compact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
}

@media (max-width: 768px) {
    .tiers-compact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .tiers-compact-grid {
        grid-template-columns: 1fr;
    }
}

.tier-compact-card {
    background: #f8fafc;
    border-radius: var(--radius-sm);
    padding: 14px 10px;
    border: 1px solid var(--border);
    transition: var(--transition);
    text-align: center;
    position: relative;
}

    .tier-compact-card:hover {
        border-color: var(--accent);
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    }

    .tier-compact-card.active {
        border-color: var(--accent);
        background: #fff5eb;
        box-shadow: 0 3px 10px rgba(222,117,37,0.1);
    }

.tier-compact-range {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
}

.tier-number {
    font-weight: 700;
}

.tier-unit {
    font-size: 9px;
    color: var(--gray);
}

.tier-separator {
    color: var(--gray-light);
    font-size: 10px;
}

.tier-compact-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 10px;
}

.tier-price-value {
    font-size: 16px;
    font-weight: 700;
    color: var(--accent);
}

.tier-price-currency {
    font-size: 9px;
    color: var(--gray);
}

.tier-compact-footer {
    display: flex;
    justify-content: center;
}

.tier-compact-badge {
    background: var(--success);
    color: #fff;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 700;
    display: inline-block;
}

.tier-save-amount {
    display: none;
}

/* ===== Options ===== */
.options-modern {
    margin: 18px 0;
}

.option-label-modern {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 13px;
    color: var(--primary);
}

.required-badge {
    background: #fee2e2;
    color: var(--danger);
    padding: 2px 6px;
    border-radius: 30px;
    font-size: 8px;
    font-weight: 600;
}

.option-select-modern {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text);
    background: #fff;
    cursor: pointer;
    transition: var(--transition);
}

    .option-select-modern:focus {
        outline: none;
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(222,117,37,0.1);
    }

/* ===== Quantity ===== */
.quantity-modern {
    margin: 18px 0;
    padding: 18px;
    background: #fff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.quantity-label-modern {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
    font-weight: 600;
    font-size: 13px;
    color: var(--primary);
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    justify-content: center;
}

.quantity-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    font-size: 15px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

    .quantity-btn:hover {
        border-color: var(--accent);
        background: var(--accent);
        color: #fff;
    }

    .quantity-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
    }

.quantity-input-modern {
    width: 65px;
    height: 40px;
    text-align: center;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 600;
    color: var(--primary);
    background: #fff;
    transition: var(--transition);
}

    .quantity-input-modern:focus {
        outline: none;
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(222,117,37,0.1);
    }

@media (max-width: 576px) {
    .quantity-btn {
        width: 36px;
        height: 36px;
    }

    .quantity-input-modern {
        width: 55px;
        height: 36px;
    }
}

.weight-info {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: 10px;
    padding: 5px 12px;
    background: #f8fafc;
    border-radius: 30px;
    font-size: 11px;
    color: var(--gray);
}

/* ===== Add to Cart ===== */
.add-to-cart-modern {
    margin: 18px 0;
}

.btn-add-cart-modern {
    width: 100%;
    padding: 15px 20px;
    background: linear-gradient(135deg, var(--accent), #e87c2c);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(222,117,37,0.2);
}

    .btn-add-cart-modern:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(222,117,37,0.3);
    }

    .btn-add-cart-modern:disabled {
        background: linear-gradient(135deg, #adb5bd, #6c757d);
        cursor: not-allowed;
        transform: none;
        box-shadow: none;
        opacity: 0.8;
    }

@media (max-width: 576px) {
    .btn-add-cart-modern {
        padding: 14px 16px;
        font-size: 15px;
    }
}

/* ===== Attributes ===== */
.attributes-modern {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.attributes-title {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 14px;
    font-weight: 600;
    font-size: 14px;
    color: var(--primary);
}

.attributes-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

@media (max-width: 576px) {
    .attributes-grid-modern {
        grid-template-columns: 1fr;
    }
}

.attribute-item-modern {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    border-right: 3px solid var(--accent);
    font-size: 12px;
}

.attribute-name-modern {
    color: var(--gray);
    font-weight: 500;
}

.attribute-value-modern {
    color: var(--primary);
    font-weight: 600;
}

.attributes-more {
    text-align: center;
    margin-top: 12px;
}

.view-more-attributes {
    color: var(--accent);
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
}

    .view-more-attributes:hover {
        gap: 8px;
    }

/* ===== Tabs ===== */
.tabs-modern-container {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-top: 25px;
    border: 1px solid var(--border);
    clear: both;
    position: relative;
    z-index: 5;
}

.tabs-header-modern {
    display: flex;
    background: #f8fafc;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    position: relative;
    z-index: 6;
}

    .tabs-header-modern::-webkit-scrollbar {
        display: none;
    }

.tab-btn-modern {
    padding: 14px 24px;
    background: none;
    border: none;
    color: var(--gray);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

    .tab-btn-modern:hover {
        color: var(--accent);
    }

    .tab-btn-modern.active {
        color: var(--accent);
        background: #fff;
        border-bottom-color: var(--accent);
    }

.tab-badge {
    background: var(--accent);
    color: #fff;
    padding: 2px 8px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 600;
}

.tabs-content-modern {
    padding: 22px;
    position: relative;
    z-index: 5;
    background: #fff;
}

.tab-pane-modern {
    display: none;
    animation: fadeIn 0.3s ease;
}

    .tab-pane-modern.active {
        display: block;
    }

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .tab-btn-modern {
        padding: 12px 18px;
        font-size: 13px;
    }

    .tabs-content-modern {
        padding: 18px;
    }
}

/* ===== Description ===== */
.description-content {
    line-height: 1.8;
    color: var(--text);
    font-size: 14px;
}

    .description-content h2 {
        font-size: 20px;
        color: var(--primary);
        margin-bottom: 16px;
        font-weight: 700;
    }

@media (max-width: 576px) {
    .description-content h2 {
        font-size: 18px;
    }
}

.product-abstract {
    font-size: 14px;
    color: var(--gray);
    padding: 14px 18px;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    border-right: 3px solid var(--accent);
    margin-bottom: 18px;
}

.product-description {
    font-size: 14px;
    color: var(--text);
      height:unset;
}

    .product-description p {
        margin-bottom: 15px;
    }

    .product-description img {
        max-width: 100%;
        height: auto;
        border-radius: var(--radius-sm);
        margin: 15px 0;
    }

/* ===== Specifications ===== */
.specs-table-modern {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

    .specs-table-modern th,
    .specs-table-modern td {
        padding: 12px 16px;
        text-align: right;
        border-bottom: 1px solid var(--border);
    }

    .specs-table-modern th {
        background: #f8fafc;
        font-weight: 600;
        color: var(--primary);
        width: 160px;
    }

@media (max-width: 768px) {
    .specs-table-modern th {
        width: 120px;
    }
}

@media (max-width: 576px) {
    .specs-table-modern th,
    .specs-table-modern td {
        padding: 10px 12px;
        font-size: 13px;
    }
}

.specs-table-modern td {
    color: var(--text);
}

.specs-table-modern tr:last-child td,
.specs-table-modern tr:last-child th {
    border-bottom: none;
}

/* ===== Comments ===== */
.comments-modern-container {
    max-width: 700px;
    margin: 0 auto;
}

.comment-form {
    background: #f8fafc;
    padding: 22px;
    border-radius: var(--radius);
    margin-bottom: 22px;
}

    .comment-form h4 {
        font-size: 16px;
        color: var(--primary);
        margin-bottom: 16px;
        font-weight: 600;
    }

.rating-stars {
    display: flex;
    flex-direction: row-reverse;
    justify-content: flex-end;
    gap: 5px;
}

    .rating-stars input {
        display: none;
    }

    .rating-stars label {
        font-size: 24px;
        color: #e4e5e9;
        cursor: pointer;
        transition: color 0.2s ease;
    }

        .rating-stars label:hover,
        .rating-stars label:hover ~ label,
        .rating-stars input:checked ~ label {
            color: #ffc107;
        }

@media (max-width: 576px) {
    .rating-stars label {
        font-size: 22px;
    }
}

.btn-submit-comment {
    background: linear-gradient(135deg, var(--accent), #e87c2c);
    color: #fff;
    border: none;
    padding: 10px 25px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

    .btn-submit-comment:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(222,117,37,0.3);
    }

.btn-load-more {
    background: linear-gradient(135deg, var(--primary), #2a5a8a);
    color: #fff;
    border: none;
    padding: 10px 28px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

    .btn-load-more:hover {
        transform: translateY(-2px);
        box-shadow: 0 5px 15px rgba(31,78,121,0.3);
    }

/* ===== Loading Overlay ===== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 99998;
}

    .loading-overlay.active {
        display: flex;
    }

.loading-spinner {
    width: 45px;
    height: 45px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ===== Utility Classes ===== */
.text-muted {
    color: var(--gray) !important;
}

.mb-3 {
    margin-bottom: 16px !important;
}

.mt-4 {
    margin-top: 20px !important;
}

.text-center {
    text-align: center !important;
}

.d-none {
    display: none !important;
}

.spinner-border {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 0.2em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    transition: var(--transition);
}

    .form-control:focus {
        outline: none;
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(222,117,37,0.1);
    }

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -8px;
}

.col-12 {
    width: 100%;
    padding: 0 8px;
}

/* ===== Responsive Fixes ===== */
@media (max-width: 1200px) {
    .product-main-container {
        grid-template-columns: 1fr 1.1fr;
    }
}

/* اصلاح نهایی برای موبایل - اطمینان از یک ستونه بودن */
@media (max-width: 992px) {
    .product-main-container {
        grid-template-columns: 1fr !important;
        gap: 20px;
    }

    .product-gallery-modern {
        width: 100% !important;
        margin-bottom: 0;
    }

    .product-info-modern {
        width: 100% !important;
        margin-top: 0;
    }
}

@media (max-width: 768px) {
    .product-page-wrapper {
        padding: 15px 0 30px;
    }

    .product-info-modern {
        padding: 16px;
    }

    .price-amount {
        font-size: 24px;
    }

    .original-amount {
        font-size: 13px;
    }

    .tiers-compact-grid {
        gap: 10px;
    }
}

@media (max-width: 576px) {
    .gallery-main {
        height: 280px;
    }

    .thumb-item {
        width: 50px;
        height: 50px;
    }

    .product-badge-detailed {
        padding: 4px 10px;
        font-size: 10px;
    }

    .price-amount {
        font-size: 22px;
    }

    .btn-add-cart-modern {
        padding: 14px 16px;
        font-size: 15px;
    }

    .tier-compact-card {
        padding: 12px 8px;
    }

    .tier-price-value {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .tiers-compact-grid {
        grid-template-columns: 1fr;
    }

    .countdown-detailed {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
}
#fixedSampleBtnMobile {
    left: 18% !important;
}