/* ==========================================
   SINGLE.CSS - A-ART.GR (ΜΕΜΟΝΩΜΕΝΟ ΠΡΟΪΟΝ)
   Στόχος: Flat Design, Στιβαρότητα, B2B Premium
   ========================================== */

.b2b-single-main {
    margin: 40px 0 80px 0;
}

/* ΑΚΥΡΩΣΗ HOVER EFFECTS ΑΠΟ ΤΟΝ ΚΑΤΑΛΟΓΟ (Για απόλυτη σταθερότητα) */
.b2b-single-main .b2b-clean-article {
    border: none !important;
    box-shadow: none !important;
    transform: none !important;
    padding: 0 !important;
    background: transparent !important;
}
.b2b-single-main .b2b-clean-article:hover {
    box-shadow: none !important;
    transform: none !important;
    border-color: transparent !important;
}

/* 1. Ειδοποιήσεις WooCommerce */
.woocommerce-notices-wrapper {
    width: 100%;
    margin-bottom: 30px;
}

/* 2. Κεντρικό Grid (Split Screen) */
.product-grid-single {
    position: relative;
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 60px !important;
    align-items: start !important; /* CRITICAL FOR STICKY */
}

/* ==========================================
   3. GALLERY (STICKY ΚΑΙ ΤΕΛΕΙΟ ΚΑΔΡΟ)
   ========================================== */

/* Κάνουμε την αριστερή στήλη Sticky - ΕΠΑΝΑΦΟΡΑ ΤΟΥ ΚΩΔΙΚΑ! */
.b2b-product-gallery {
    position: sticky !important;
    top: 120px !important;
    align-self: start !important;
    z-index: 10 !important;
}

.b2b-product-gallery .woocommerce-product-gallery__wrapper {
    margin: 0 0 15px 0 !important;
    padding: 0 !important;
}

/* ΔΗΜΙΟΥΡΓΙΑ ΤΕΛΕΙΟΥ ΚΑΔΡΟΥ ΓΙΑ ΤΗ ΦΩΤΟΓΡΑΦΙΑ */
.b2b-product-gallery .woocommerce-product-gallery__image {
    position: relative !important;
    border: 1px solid var(--border) !important;
    background: #f9fafb !important;
    margin: 0 !important;
    padding: 0 !important;
    border-radius: var(--radius) !important;
    overflow: hidden !important;
}

.b2b-product-gallery .woocommerce-product-gallery__image img {
    width: 100% !important;
    height: auto !important;
    object-fit: contain !important;
    display: block !important;
    transform: none !important;
    transition: none !important;
    /* mix-blend-mode: multiply !important; */
}
.b2b-product-gallery .woocommerce-product-gallery__image img:hover {
    transform: none !important;
}

/* Μεγεθυντικός Φακός */
.woocommerce-product-gallery__trigger {
    position: absolute !important;
    top: 20px !important;
    right: 20px !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    width: 44px !important;
    height: 44px !important;
    background: #ffffff !important;
    border: 1px solid var(--border) !important;
    border-radius: 50% !important;
    z-index: 99 !important;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05) !important;
    text-indent: -9999px !important;
    overflow: hidden !important;
    cursor: pointer !important;
}
.woocommerce-product-gallery__trigger img { display: none !important; }
.woocommerce-product-gallery__trigger::before {
    content: "" !important;
    display: block !important;
    width: 20px !important;
    height: 20px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23111827' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'%3E%3C/circle%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'%3E%3C/line%3E%3C/svg%3E") !important;
    background-size: cover !important;
    position: absolute !important;
    left: 50% !important;
    top: 50% !important;
    transform: translate(-50%, -50%) !important;
    text-indent: 0 !important;
}

/* Thumbnails (Μικρογραφίες) - Από κάτω */
.b2b-product-gallery .flex-control-nav { 
    display: flex !important; 
    flex-wrap: wrap !important;
    gap: 10px !important; 
    padding: 15px 0 0 0 !important; 
    margin: 0 !important; 
    list-style: none !important; 
}
.b2b-product-gallery .flex-control-nav li { width: calc(25% - 7.5px) !important; }
.b2b-product-gallery .flex-control-nav li img { 
    width: 100% !important; 
    border: 1px solid var(--border) !important; 
    border-radius: var(--radius) !important; 
    cursor: pointer !important; 
    transition: all 0.3s !important; 
    opacity: 0.6 !important; 
    background: #f9fafb !important;
    /* mix-blend-mode: multiply !important; */
}
.b2b-product-gallery .flex-control-nav li img.flex-active,
.b2b-product-gallery .flex-control-nav li img:hover { 
    opacity: 1 !important; 
    border-color: var(--primary) !important; 
}

/* ==========================================
   ΝΕΟ: 3B. ΓΡΑΦΙΚΑ & ΛΗΨΕΙΣ ΦΩΤΟΓΡΑΦΙΩΝ
   ========================================== */
.b2b-media-downloads {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border);
}
.b2b-media-downloads .downloads-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.b2b-media-downloads .downloads-desc {
    font-size: 0.9rem;
    color: var(--secondary);
    line-height: 1.5;
    margin-bottom: 20px;
}

.media-download-list {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.media-download-list li { margin: 0 !important; padding: 0 !important; }

.media-download-list li a {
    display: flex;
    align-items: center;
    padding: 10px;
    background: #f9fafb;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--primary);
    transition: all 0.3s ease;
}
.media-download-list li a:hover {
    background: #fff;
    border-color: var(--primary);
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

.media-download-list li a img {
    width: 40px !important;
    height: 40px !important;
    object-fit: contain !important;
    border-radius: 4px;
    margin-right: 15px !important;
    border: 1px solid var(--border);
    background: #fff;
}
.media-download-list li a .img-name {
    flex-grow: 1;
    font-size: 0.9rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-right: 15px;
}
.media-download-list li a .download-icon {
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s;
}
.media-download-list li a:hover .download-icon { color: var(--primary); }

/* ==========================================
   4. ΤΥΠΟΓΡΑΦΙΑ & ΣΥΝΤΟΜΗ ΠΕΡΙΓΡΑΦΗ
   ========================================== */
.breadcrumb-b2b { font-size: 0.8rem; color: var(--secondary); margin-bottom: 15px; text-transform: uppercase; letter-spacing: 0.05em; }
.product-title { font-size: 2.2rem; font-weight: 300; margin: 0 0 10px 0; color: var(--primary); line-height: 1.2; }
.sku-b2b { font-size: 0.85rem; color: var(--secondary); text-transform: uppercase; margin-bottom: 20px; }
.product-meta-top { font-size: 0.8rem; color: var(--secondary); margin-bottom: 20px; text-transform: uppercase; }
.product-description-short { font-size: 1rem; line-height: 1.6; color: var(--secondary); margin-bottom: 30px; }

/* ==========================================
   5. B2B ACTION BOX (ΤΙΜΗ & ΑΓΟΡΑ)
   ========================================== */
.b2b-action-box { 
    background: #fff; 
    padding: 35px; 
    margin-bottom: 30px; 
    border: 1px solid var(--border); 
    border-radius: var(--radius);
    box-shadow: 0 8px 30px rgba(17, 24, 39, 0.06) !important; 
}
.price-display { font-size: 2.6rem; font-weight: 600; color: var(--primary); line-height: 1; letter-spacing: -0.02em; }
.tax-suffix { font-size: 0.75rem; color: var(--secondary); text-transform: uppercase; letter-spacing: 0.05em; display: block; margin-top: 5px; }

.b2b-retail-stats { margin-top: 20px; background: #f9fafb; padding: 15px 20px; border-radius: var(--radius); border: 1px solid var(--border); }
.srp-row, .profit-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.profit-row { margin-bottom: 0; }
.b2b-retail-stats .label { font-size: 0.75rem; color: var(--secondary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.b2b-retail-stats .val { font-size: 1.1rem; font-weight: 700; color: var(--primary); }
.profit-badge { background: #10b981; color: #fff; padding: 4px 10px; font-size: 0.9rem; font-weight: 700; border-radius: 4px; box-shadow: 0 2px 5px rgba(16, 185, 129, 0.3); }

.stock-status-b2b { margin: 20px 0; font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;}
.stock-status-b2b .in-stock { color: var(--success); }
.stock-status-b2b .out-of-stock { color: #c00d6d; }

/* ==========================================
   6. ΦΟΡΜΑ ΠΡΟΣΘΗΚΗΣ ΚΑΙ ΠΟΣΟΤΗΤΑ (+/-)
   ========================================== */
.b2b-buy-section form.cart { display: flex; gap: 15px; align-items: stretch; margin: 0; }
.b2b-buy-section .quantity { display: flex; align-items: center; border: 1px solid var(--border); background: #fff; border-radius: var(--radius); width: 130px; overflow: hidden; }
.b2b-buy-section .quantity label { display: none; }
.b2b-buy-section .quantity input.qty::-webkit-outer-spin-button, .b2b-buy-section .quantity input.qty::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.b2b-buy-section .quantity input.qty { -moz-appearance: textfield; width: 100%; text-align: center; border: none; background: transparent; font-size: 1.1rem; font-weight: 700; color: var(--primary); padding: 0; outline: none; box-shadow: none !important; }

.b2b-qty-btn-single { width: 60px; height: 50px; border: none; background: #f4f5f7; color: var(--secondary); font-size: 1.4rem; font-weight: 300; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s; }
.b2b-qty-btn-single:hover { background: #e5e7eb; color: var(--primary); }

.b2b-buy-section .single_add_to_cart_button { flex-grow: 1; background: var(--primary) !important; color: #fff !important; border: none; border-radius: var(--radius); font-size: 0.9rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; cursor: pointer; transition: all 0.3s ease; padding: 0 20px; height: 50px; box-shadow: 0 4px 12px rgba(17, 24, 39, 0.15) !important; }
.b2b-buy-section .single_add_to_cart_button:hover { background: var(--accent) !important; transform: translateY(-2px); }

/* ==========================================
   7. ΠΕΡΙΓΡΑΦΗ (ACCORDION)
   ========================================== */
.b2b-accordion { margin: 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.accordion-item { background: #fff; }
.accordion-header { width: 100%; padding: 18px 20px; background: #f9fafb; border: none; text-align: left; font-size: 0.9rem; font-weight: 600; color: var(--primary); cursor: pointer; display: flex; justify-content: space-between; align-items: center; text-transform: uppercase; letter-spacing: 0.05em; transition: background 0.3s ease; }
.accordion-header:hover { background: #f3f4f6; }
.accordion-header .icon { font-size: 1.6rem; font-weight: 300; line-height: 1; transition: transform 0.3s ease; }
.accordion-header .icon::before { content: '+'; }
.accordion-item.active .accordion-header { background: #fff; border-bottom: 1px solid var(--border); }
.accordion-item.active .accordion-header .icon { transform: rotate(45deg); }
.accordion-content { padding: 25px 20px; font-size: 0.95rem; line-height: 1.8; color: var(--secondary); background: #fff; }

/* ==========================================
   8. ΣΧΕΤΙΚΑ ΠΡΟΪΟΝΤΑ (ΟΙ ΔΙΚΕΣ ΣΟΥ ΡΥΘΜΙΣΕΙΣ)
   ========================================== */
.b2b-single-main section.related, 
.b2b-single-main section.upsells {
    margin-top: 80px !important;
    padding-top: 40px !important;
    border-top: 1px solid var(--border) !important;
    clear: both !important;
    width: 100% !important;
}
.b2b-single-main section.related h2, 
.b2b-single-main section.upsells h2 {
    font-size: 1.8rem !important;
    font-weight: 300 !important;
    color: var(--primary) !important;
    margin-bottom: 30px !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
}
body.woocommerce .b2b-single-main section.related ul.products::before,
body.woocommerce .b2b-single-main section.related ul.products::after {
    display: none !important;
}
.products { display: block!important; }
.product img { aspect-ratio: auto; }

body.woocommerce .b2b-single-main section.related ul.products li.product,
body.woocommerce .b2b-single-main section.upsells ul.products li.product {
    width: 100% !important;
    max-width: 100% !important;
    float: none !important;
    clear: none !important;
    margin: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    padding: 25px 20px !important;
    background: #fff !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius) !important;
    box-sizing: border-box !important;
}

/* ==========================================
   9. RESPONSIVE
   ========================================== */
@media (max-width: 992px) {
    .product-grid-single { grid-template-columns: 1fr !important; gap: 40px !important; align-items: stretch !important; }
    .b2b-product-gallery { position: static !important; } 
    .product-title { font-size: 2rem !important; }
    body.woocommerce .b2b-single-main section.related ul.products { grid-template-columns: repeat(3, 1fr) !important; }
}
@media (max-width: 768px) {
    .b2b-buy-section form.cart { flex-direction: column !important; }
    .b2b-buy-section .quantity { width: 100% !important; height: 50px !important; justify-content: space-between !important;}
    .b2b-qty-btn-single { width: 50px !important; }
    body.woocommerce .b2b-single-main section.related ul.products { grid-template-columns: repeat(2, 1fr) !important; gap: 15px !important; }
    body.woocommerce .b2b-single-main section.related ul.products li.product { padding: 15px 10px !important; }
}