/* ===== Universal Product Catalog — Frontend Styles ===== */
/* All layout uses CSS Grid/Flexbox with fluid units — no fixed widths. */

.upc-catalog-wrapper {
    max-width: 1240px;
    margin: 0 auto;
    padding: 20px 0;
}

.upc-archive-header {
    background: #eef5ec;
    padding: 10px 0 0;
}

.upc-archive-title {
    font-size: 28px;
    margin: 0 0 6px;
    color: #1c1c1c;
}

.upc-archive-intro {
    color: #555;
    font-size: 14px;
    margin: 0 0 10px;
    max-width: 700px;
}

/* Filter Tabs */
.upc-filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.upc-filter-btn {
    padding: 8px 20px;
    border: 2px solid #2d5a27;
    background: transparent;
    color: #2d5a27;
    border-radius: 30px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.25s ease, color 0.25s ease;
}

.upc-filter-btn:hover,
.upc-filter-btn.active {
    background: #2d5a27;
    color: #fff;
}

/* Grid — responsive column counts driven by CSS custom properties */
.upc-product-grid {
    display: grid;
    grid-template-columns: repeat(var(--upc-cols-desktop, 4), 1fr);
    gap: 24px;
}

@media (max-width: 992px) {
    .upc-product-grid {
        grid-template-columns: repeat(var(--upc-cols-tablet, 2), 1fr);
    }
}

@media (max-width: 600px) {
    .upc-product-grid {
        grid-template-columns: repeat(var(--upc-cols-mobile, 1), 1fr);
        gap: 16px;
    }
}

/* Card */
.upc-product-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
}

.upc-product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.15);
}

.upc-product-card.upc-hidden {
    display: none;
}

.upc-card-image-link {
    display: block;
    text-decoration: none;
}

.upc-card-image {
    width: 100%;
    padding-top: 100%;
    background-size: cover;
    background-position: center;
    background-color: #f2f2f2;
    position: relative;
    transition: transform 0.35s ease;
}

.upc-product-card:hover .upc-card-image {
    transform: scale(1.04);
}

.upc-card-image.upc-no-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.upc-card-image.upc-no-image span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #999;
    font-size: 13px;
}

.upc-card-body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.upc-card-category {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: #2d5a27;
}

.upc-card-brand {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    color: #777;
}

.upc-pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 34px;
}

.upc-pagination .page-numbers {
    display: inline-block;
    padding: 8px 14px;
    border-radius: 6px;
    background: #f2f2f2;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
}

.upc-pagination .page-numbers.current {
    background: #2d5a27;
    color: #fff;
}

.upc-pagination .page-numbers:hover:not(.current) {
    background: #e2e2e2;
}

.upc-card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    color: #222;
    line-height: 1.4;
}

.upc-card-excerpt {
    font-size: 13px;
    color: #666;
    line-height: 1.5;
    margin: 0;
}

.upc-view-btn {
    display: inline-block;
    text-align: center;
    padding: 10px 16px;
    background: #2d5a27;
    color: #fff !important;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    margin-top: auto;
    transition: background 0.25s ease;
}

.upc-view-btn:hover {
    background: #1e3d1a;
}

.upc-no-products {
    text-align: center;
    padding: 40px 0;
    color: #777;
}

/* ===== Single Product Page ===== */
.upc-single-product {
    max-width: 1140px;
    margin: 0 auto;
    padding: 40px 20px;
}

.upc-single-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 900px) {
    .upc-single-wrapper {
        grid-template-columns: 1fr;
    }
}

.upc-single-info {
    background: var(--upc-card-bg, transparent);
    border: var(--upc-card-border-width, 0px) solid var(--upc-card-border-color, transparent);
    border-radius: var(--upc-card-radius, 0px);
    padding: var(--upc-card-padding, 0px);
    color: var(--upc-card-text-color, inherit);
}

.upc-slider-main {
    position: relative;
    width: 100%;
    padding-top: 100%;
    border-radius: 10px;
    overflow: hidden;
    background: #f2f2f2;
}

.upc-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 0.35s ease;
}

.upc-slide.active {
    opacity: 1;
}

.upc-slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.45);
    color: #fff;
    border: none;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 14px;
    z-index: 2;
}

.upc-slider-nav.upc-prev { left: 12px; }
.upc-slider-nav.upc-next { right: 12px; }
.upc-slider-nav:hover { background: rgba(0, 0, 0, 0.7); }

.upc-slider-thumbs {
    display: flex;
    gap: 10px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.upc-thumb {
    width: 64px;
    height: 64px;
    border-radius: 6px;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    border: 2px solid transparent;
    opacity: 0.7;
}

.upc-thumb.active,
.upc-thumb:hover {
    border-color: #2d5a27;
    opacity: 1;
}

.upc-no-image-large {
    width: 100%;
    padding-top: 100%;
    position: relative;
    background: #f2f2f2;
    border-radius: 10px;
}

.upc-no-image-large span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #999;
}

.upc-video-embed {
    margin-top: 24px;
}

.upc-video-embed h3 {
    margin-bottom: 10px;
    font-size: 16px;
}

.upc-single-categories {
    margin-bottom: 10px;
}

.upc-category-badge {
    display: inline-block;
    background: #eef5ec;
    color: #2d5a27;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-right: 6px;
}

.upc-brand-badge {
    display: inline-block;
    background: #1c1c1c;
    color: #fff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    margin-right: 6px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* ===== Export details: MOQ, Packaging, Certifications ===== */
.upc-export-details {
    background: #fafafa;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 14px 16px;
    margin-bottom: 18px;
    font-size: 14px;
}

.upc-export-row {
    margin-bottom: 6px;
}

.upc-export-row:last-child {
    margin-bottom: 0;
}

.upc-cert-badge {
    display: inline-block;
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffe08a;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 700;
    margin: 0 4px 4px 0;
}

/* ===== Buyer Inquiry actions ===== */
.upc-inquiry-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.upc-whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 11px 18px;
    background: #25D366;
    color: #fff !important;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
    transition: background 0.2s ease;
}

.upc-whatsapp-btn:hover {
    background: #1ebe5a;
}

.upc-inquiry-form-btn {
    padding: 11px 18px;
    background: #2d5a27;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease;
}

.upc-inquiry-form-btn:hover {
    background: #1e3d1a;
}

.upc-spec-sheet-link {
    display: inline-flex;
    align-items: center;
    padding: 11px 18px;
    background: transparent;
    color: #2d5a27 !important;
    text-decoration: none;
    border: 2px solid #2d5a27;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
    transition: background 0.2s ease, color 0.2s ease;
}

.upc-spec-sheet-link:hover {
    background: #2d5a27;
    color: #fff !important;
}

/* ===== Buyer Inquiry Modal ===== */
.upc-inquiry-modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
}

.upc-inquiry-modal.upc-open {
    display: block;
}

.upc-inquiry-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
}

.upc-inquiry-modal-box {
    position: relative;
    max-width: 440px;
    margin: 6vh auto;
    background: #fff;
    border-radius: 10px;
    padding: 28px;
    max-height: 88vh;
    overflow-y: auto;
}

.upc-inquiry-modal-box h3 {
    margin-top: 0;
    color: #1c1c1c;
}

.upc-inquiry-modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    background: none;
    border: none;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    color: #777;
}

.upc-inquiry-modal-box label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
    color: #333;
}

.upc-inquiry-modal-box input,
.upc-inquiry-modal-box textarea {
    width: 100%;
    padding: 9px 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 14px;
    box-sizing: border-box;
}

.upc-inquiry-cert-hint {
    display: block;
    font-size: 11px;
    font-weight: 400;
    color: #777;
    margin: -2px 0 6px;
}

.upc-frontend-cert-checkboxes {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 16px;
    margin-bottom: 4px;
}

.upc-frontend-cert-checkboxes .upc-cert-checkbox {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: #333;
}

.upc-frontend-cert-checkboxes .upc-cert-checkbox input {
    width: auto;
}

.upc-inquiry-submit-btn {
    width: 100%;
    padding: 12px;
    background: #2d5a27;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 6px;
}

.upc-inquiry-submit-btn:hover {
    background: #1e3d1a;
}

.upc-inquiry-status {
    font-size: 13px;
    margin: 10px 0 0;
    min-height: 18px;
}

.upc-inquiry-status.upc-success { color: #2d5a27; font-weight: 600; }
.upc-inquiry-status.upc-error { color: #c0392b; font-weight: 600; }

.upc-single-title {
    font-size: 30px;
    margin: 8px 0 12px;
    color: #1c1c1c;
    line-height: 1.3;
}

.upc-single-section {
    margin-bottom: 22px;
}

.upc-single-section-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--upc-card-heading-color, #2d5a27);
    margin: 0 0 8px;
}

.upc-single-short-desc {
    font-size: 15px;
    color: #555;
    font-style: italic;
    margin: 0;
}

.upc-single-description {
    font-size: 15px;
    line-height: 1.7;
    color: var(--upc-card-text-color, #444);
}

.upc-single-description p:last-child {
    margin-bottom: 0;
}

.upc-has-readmore .upc-description-collapsed {
    max-height: 220px;
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to bottom, #000 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, #000 70%, transparent 100%);
}

.upc-has-readmore .upc-single-description.upc-description-expanded {
    max-height: none;
    overflow: visible;
    mask-image: none;
    -webkit-mask-image: none;
}

.upc-readmore-toggle {
    display: inline-block;
    margin-top: 10px;
    padding: 0;
    background: none;
    border: none;
    color: #2d5a27;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    text-decoration: underline;
}

.upc-readmore-toggle:hover {
    color: #1e3d1a;
}

.upc-single-tags {
    margin-bottom: 24px;
    font-size: 13px;
}

.upc-tag-chip {
    display: inline-block;
    background: #f2f2f2;
    color: #555;
    padding: 3px 10px;
    border-radius: 14px;
    margin: 0 4px 4px 0;
    font-size: 12px;
}

.upc-back-link {
    display: inline-block;
    color: #2d5a27;
    font-weight: 600;
    text-decoration: none;
}

.upc-back-link:hover {
    text-decoration: underline;
}

.upc-related-products {
    margin-top: 60px;
}

.upc-related-products h2 {
    font-size: 22px;
    margin-bottom: 20px;
}

/* ===== Small-screen fine-tuning ===== */
@media (max-width: 400px) {
    .upc-card-title {
        font-size: 14px;
    }
    .upc-view-btn {
        padding: 8px 12px;
        font-size: 13px;
    }
    .upc-single-title {
        font-size: 22px;
    }
}