/* ========== صفحه جزئیات محصول – نسخه لوکس ========== */
.product-detail-page {
    padding: 40px 0;
    background: var(--bg-primary);
}

.product-detail-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 24px;
}

.loading-spinner {
    text-align: center;
    padding: 80px;
    font-size: 1.2rem;
    color: var(--accent-gold);
}

.product-detail-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border-radius: 48px;
    border: 1px solid var(--border-light);
    overflow: hidden;
    padding: 40px;
    animation: fadeInScale 0.5s ease;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.98);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ========== گالری تصاویر (اسلایدر) ========== */
.product-gallery {
    position: relative;
    width: 100%;
}

.image-slider {
    width: 100%;
    border-radius: 32px;
    overflow: hidden;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
}

.image-slider .swiper-wrapper {
    display: flex;
    align-items: center;
}

.image-slider .swiper-slide {
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100% !important;
    /* اجباری برای جلوگیری از عرض نادرست */
    flex-shrink: 0;
    min-height: 320px;
    background: var(--bg-secondary);
}

.image-slider .swiper-slide img {
    width: 100%;
    max-width: 350px;
    height: auto;
    object-fit: contain;
    border-radius: 24px;
    margin: 0 auto;
    transition: transform 0.4s;
}

.image-slider .swiper-slide img:hover {
    transform: scale(1.02);
}

/* دکمه‌های ناوبری */
.swiper-button-prev-custom,
.swiper-button-next-custom {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--accent-gold);
    border: 1px solid var(--border-light);
    z-index: 10;
    transition: 0.2s;
}

.swiper-button-prev-custom:hover,
.swiper-button-next-custom:hover {
    background: var(--accent-gold);
    color: #0b0a0a;
}

.swiper-button-prev-custom {
    right: 12px;
}

.swiper-button-next-custom {
    left: 12px;
}

/* پاگینیشن */
.swiper-pagination-custom {
    position: relative;
    bottom: 0;
    margin-top: 20px;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.swiper-pagination-custom .swiper-pagination-bullet {
    background: var(--text-secondary);
    opacity: 1;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    transition: all 0.2s;
}

.swiper-pagination-custom .swiper-pagination-bullet-active {
    width: 24px;
    border-radius: 12px;
    background: var(--accent-gold);
}

/* ریسپانسیو */
@media (max-width: 900px) {
    .image-slider .swiper-slide {
        min-height: 260px;
    }

    .swiper-button-prev-custom,
    .swiper-button-next-custom {
        width: 36px;
        height: 36px;
    }
}

@media (max-width: 550px) {
    .image-slider .swiper-slide {
        min-height: 220px;
    }
}

/* ========== اطلاعات محصول ========== */
.product-info-detail {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.product-rating-large {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
}

.stars {
    display: flex;
    gap: 4px;
    color: #fbbf24;
}

.review-count {
    color: var(--text-secondary);
}

.product-description {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
    border-right: 3px solid var(--accent-gold);
    padding-right: 16px;
}

.product-meta {
    display: flex;
    gap: 20px;
    margin-top: 50px;
    flex-wrap: wrap;
    padding: 16px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.meta-item i {
    color: var(--accent-gold);
    width: 24px;
}

/* ========== بهینه‌سازی تب‌ها (مینیمال و مدرن) ========== */
.product-tabs {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-radius: 32px;
    border: 1px solid var(--border-light);
    overflow: hidden;
    margin-bottom: 30px;
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-secondary);
}

.tab-btn {
    flex: 1;
    padding: 14px 12px;
    background: transparent;
    border: none;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.tab-btn.active {
    color: var(--accent-gold);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    right: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-gold);
    border-radius: 2px;
}

.tabs-content {
    padding: 28px;
}

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

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

@keyframes fadeScale {
    from {
        opacity: 0;
        transform: scale(0.98);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* مشخصات (مینیمال) */
.specs-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border-light);
}

.spec-key {
    font-weight: 600;
    color: var(--text-primary);
}

.spec-value {
    color: var(--text-secondary);
}

/* توضیحات (بهینه شده) */
.full-description p {
    line-height: 1.8;
    margin-bottom: 18px;
    color: var(--text-secondary);
}

.full-description strong {
    color: var(--accent-gold);
}

/* نظرات */
.reviews-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.review-item {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 14px;
    border: 1px solid var(--border-light);
}

.review-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.reviewer {
    font-weight: 600;
    color: var(--text-primary);
}

.review-rating {
    color: #fbbf24;
}

.review-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.write-review-btn {
    background: var(--accent-glow);
    border: 1px solid var(--border-light);
    padding: 8px 20px;
    border-radius: 40px;
    width: fit-content;
    font-size: 0.8rem;
    color: var(--accent-gold);
    cursor: pointer;
    transition: 0.2s;
    margin-top: 10px;
}

.write-review-btn:hover {
    background: var(--accent-gold);
    color: #0b0a0a;
}

/* ========== بخش بررسی هوشمند ========== */
.ai-review-section {
    display: flex;
    align-items: center;
    gap: 20px;
    background: linear-gradient(145deg, var(--glass-bg), var(--bg-secondary));
    border-radius: 32px;
    padding: 20px;
    margin: 25px 0;
    border: 1px solid var(--border-light);
    transition: all 0.3s;
}

.ai-review-icon {
    width: 70px;
    height: 70px;
    background: var(--accent-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-review-icon i {
    font-size: 2rem;
    color: var(--accent-gold);
}

.ai-review-content {
    flex: 1;
}

.ai-review-content h4 {
    font-size: 1.1rem;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.ai-review-content h4 .gold {
    color: var(--accent-gold);
}

.ai-review-content p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.ai-consult-btn {
    background: linear-gradient(135deg, var(--accent-gold), #e0b468);
    border: none;
    padding: 8px 20px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #0b0a0a;
    transition: 0.2s;
}

.ai-consult-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgba(199, 162, 82, 0.3);
}

@media (max-width: 550px) {
    .ai-review-section {
        flex-direction: column;
        text-align: center;
    }

    .specs-list {
        grid-template-columns: 1fr;
    }
}

/* ========== بخش‌های اضافی خارج از باکس اصلی ========== */
.product-extra-sections {
    margin-top: 40px;
}

/* تب‌ها (بهبود یافته) */
.product-tabs {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-radius: 32px;
    border: 1px solid var(--border-light);
    overflow: hidden;
    margin-bottom: 30px;
}

.tabs-header {
    display: flex;
    border-bottom: 1px solid var(--border-light);
    background: var(--bg-secondary);
}

.tab-btn {
    flex: 1;
    padding: 14px 12px;
    background: transparent;
    border: none;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.tab-btn.active {
    color: var(--accent-gold);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    right: 0;
    width: 100%;
    height: 2px;
    background: var(--accent-gold);
}

.tabs-content {
    padding: 28px;
}

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

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

@keyframes fadeScale {
    from {
        opacity: 0;
        transform: scale(0.98);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

.specs-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-light);
}

.spec-key {
    font-weight: 600;
    color: var(--text-primary);
}

.spec-value {
    color: var(--text-secondary);
}

.full-description p {
    line-height: 1.8;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.reviews-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.reviews-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.review-item {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 16px;
}

.review-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
}

.reviewer {
    font-weight: 600;
    color: var(--text-primary);
}

.review-rating {
    color: #fbbf24;
}

.review-text {
    color: var(--text-secondary);
    line-height: 1.5;
}

.write-review-btn {
    background: var(--accent-glow);
    border: 1px solid var(--border-light);
    padding: 10px 24px;
    border-radius: 40px;
    width: fit-content;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-gold);
    cursor: pointer;
    transition: 0.2s;
    margin-top: 12px;
}

.write-review-btn:hover {
    background: var(--accent-gold);
    color: #0b0a0a;
}

/* بخش هوشمند */
.ai-review-section {
    display: flex;
    align-items: center;
    gap: 24px;
    background: linear-gradient(145deg, var(--glass-bg), var(--bg-secondary));
    border-radius: 32px;
    padding: 24px 28px;
    border: 1px solid var(--border-light);
}

.ai-review-icon {
    width: 80px;
    height: 80px;
    background: var(--accent-glow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ai-review-icon i {
    font-size: 2.2rem;
    color: var(--accent-gold);
}

.ai-review-content h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.ai-review-content .gold {
    color: var(--accent-gold);
}

.ai-review-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.ai-consult-btn {
    background: linear-gradient(135deg, var(--accent-gold), #e0b468);
    border: none;
    padding: 10px 24px;
    border-radius: 40px;
    font-weight: 600;
    cursor: pointer;
}

@media (max-width: 700px) {
    .ai-review-section {
        flex-direction: column;
        text-align: center;
    }

    .specs-list {
        grid-template-columns: 1fr;
    }
}

/* ========== دکمه بازگشت ========== */
.back-button-container {
    margin-bottom: 20px;
    text-align: right;
}

.back-button {
    background: transparent;
    border: 1px solid var(--border-light);
    border-radius: 40px;
    padding: 8px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.back-button i {
    font-size: 0.9rem;
    transition: transform 0.2s;
}

.back-button:hover {
    background: var(--accent-glow);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
}

.back-button:hover i {
    transform: translateX(-4px);
}

/* ========== مودال نوشتن نظر ========== */
.review-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.review-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.review-modal {
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    border-radius: 32px;
    width: 90%;
    max-width: 480px;
    border: 1px solid var(--border-light);
    transform: scale(0.95);
    transition: transform 0.2s;
}

.review-modal-overlay.active .review-modal {
    transform: scale(1);
}

.review-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-light);
}

.review-modal-header h3 {
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.review-modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.review-modal-body {
    padding: 24px;
}

.review-modal-body .form-group {
    margin-bottom: 20px;
}

.review-modal-body label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.review-modal-body input,
.review-modal-body textarea {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 12px 16px;
    color: var(--text-primary);
    outline: none;
}

.rating-stars {
    display: flex;
    color: #fbbf24;
    gap: 8px;
    font-size: 1.6rem;
    cursor: pointer;
}

.rating-stars i {
    transition: 0.1s;
}

.rating-stars i:hover {
    transform: scale(1.1);
}

.review-modal-footer {
    display: flex;
    gap: 12px;
    padding: 16px 24px 24px;
}

.review-cancel-btn,
.review-submit-btn {
    flex: 1;
    padding: 10px;
    border-radius: 60px;
    font-weight: 600;
    cursor: pointer;
    border: none;
}

.review-cancel-btn {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-primary);
}

.review-submit-btn {
    background: linear-gradient(135deg, var(--accent-gold), #e0b468);
    color: #0b0a0a;
}

/* ========== سه ویژگی خرید ========== */
.purchase-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    justify-content: space-between;
    margin-bottom: 28px;
    background: var(--accent-glow);
    padding: 16px;
    border-radius: 28px;
    border: 1px solid var(--border-light);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    text-align: right;
}

.feature-item i {
    font-size: 1.4rem;
    width: 45px;
    height: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--accent-gold);
    background: var(--bg-secondary);
    padding: 8px;
    border-radius: 50%;
}

.feature-item strong {
    display: block;
    font-size: 0.85rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.feature-item span {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

@media (max-width: 650px) {
    .purchase-features {
        flex-direction: column;
        gap: 12px;
    }
}

/* ========== سلکتور حجم جدید: منوی شناور ========== */
.volume-selector-new {
    position: relative;
    margin-bottom: 20px;
}

.selected-volume-info {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-light);
    border-radius: 60px;
    padding: 8px 16px 8px 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.selected-volume-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--accent-gold);
}

.selected-volume-badge i {
    font-size: 1.2rem;
}

.volume-trigger {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-glow);
    border-radius: 50%;
    transition: transform 0.3s;
}

.volume-trigger i {
    font-size: 0.9rem;
    color: var(--accent-gold);
}

.volume-menu {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    margin-top: 12px;
    background: var(--glass-bg);
    backdrop-filter: blur(24px);
    border: 1px solid var(--border-light);
    border-radius: 32px;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-20px);
    transition: all 0.3s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    z-index: 50;
}

.volume-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.volume-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-light);
    font-weight: 600;
    color: var(--text-primary);
}

.volume-menu-header i {
    cursor: pointer;
    color: var(--text-secondary);
}

.volume-menu-header i:hover {
    color: var(--accent-gold);
}

.volume-options-new {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.volume-option-item {
    flex: 1;
    text-align: center;
    padding: 12px 6px;
    background: var(--bg-secondary);
    border-radius: 24px;
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.2s;
}

.volume-option-item:hover {
    border-color: var(--accent-gold);
    background: var(--accent-glow);
    transform: translateY(-3px);
}

.volume-option-item.active {
    background: linear-gradient(135deg, var(--accent-gold), #e0b468);
    border-color: var(--accent-gold);
}

.volume-option-item.active .vol-ml,
.volume-option-item.active .vol-unit,
.volume-option-item.active .vol-price {
    color: #0b0a0a;
}

.volume-shape {
    margin-bottom: 8px;
    font-family: 'Cormorant Garamond', serif;
}

.vol-ml {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    font-family: 'Cormorant Garamond', serif;
}

.vol-unit {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-right: 2px;
}

.vol-price {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent-gold);
}

/* پنل قیمت جدید */
.price-panel-new {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

.price-info-new {
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.price-value-new {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.current-price {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent-gold);
}

.saving-badge-new {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
    padding: 6px 14px;
    border-radius: 40px;
    font-size: 0.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

@media (max-width: 550px) {
    .volume-options-new {
        flex-wrap: wrap;
    }

    .volume-option-item {
        flex: auto;
        width: calc(50% - 8px);
    }

    .current-price {
        font-size: 1.4rem;
    }
}

.add-to-cart-section {
    margin-top: 20px;
}

.add-to-cart-large {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-gold), #e0b468);
    border: none;
    padding: 16px;
    border-radius: 60px;
    font-weight: 700;
    font-size: 1rem;
    color: #0b0a0a;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.add-to-cart-large:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(199, 162, 82, 0.4);
}

/* ریسپانسیو */
@media (max-width: 900px) {
    .product-detail-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
        padding: 24px;
    }

    .product-title {
        font-size: 1.8rem;
    }

    .volume-options {
        justify-content: center;
    }
}

@media (max-width: 550px) {
    .product-detail-wrapper {
        padding: 16px;
    }

    .product-title {
        font-size: 1.4rem;
    }

    .current-price {
        font-size: 1.4rem;
    }

    .volume-card {
        min-width: 70px;
        padding: 10px 6px;
    }

    .volume-ml {
        font-size: 1rem;
    }
}