/* ── COA Block Grid ──────────────────────────────────────────────── */
.coa-rb-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.coa-rb-product-name {
    font-size: 15px;
    font-weight: 600;
    color: #1A202C;
    margin-top: 10px;
}

.coa-rb-item {
    text-align: center;
}

.coa-rb-thumb {
    cursor: pointer;
    border: 1px solid #ddd;
    border-radius: 6px;
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.coa-rb-thumb:hover,
.coa-rb-thumb:focus {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    outline: none;
}

.coa-rb-thumb-inner {
    position: relative;
    padding-top: 130%;
    overflow: hidden;
}

.coa-rb-thumb-inner img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.coa-rb-meta {
    margin-top: 6px;
    font-size: 13px;
    color: #555;
}

.coa-rb-date {
    font-weight: 600;
}

.coa-rb-download {
    display: inline-block;
    margin-top: 8px;
    padding: 4px 14px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
    background: #0073aa;
    border-radius: 4px;
    text-decoration: none;
    transition: background 0.2s ease;
}

.coa-rb-download:hover {
    background: #005a87;
    color: #fff;
}

/* ── Lightbox ───────────────────────────────────────────────────── */
.coa-rb-lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999999;
    background: rgba(0, 0, 0, 0.85);
    justify-content: center;
    align-items: center;
    cursor: zoom-out;
}

.coa-rb-lightbox.active {
    display: flex;
}

.coa-rb-lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    cursor: grab;
    transition: transform 0.3s ease;
}

.coa-rb-lightbox img.zoomed {
    cursor: grabbing;
    max-width: none;
    max-height: none;
}

.coa-rb-lightbox-close {
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 36px;
    color: #fff;
    cursor: pointer;
    line-height: 1;
    font-weight: 300;
    z-index: 1000000;
}

.coa-rb-lightbox-close:hover {
    color: #ccc;
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 600px) {
    .coa-rb-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 12px;
    }
}

/* ── Lightbox download button ─────────────────────────────────── */
.coa-lightbox-dl-btn {
	position: absolute;
	bottom: 24px;
	left: 50%;
	transform: translateX(-50%);
	display: inline-block;
	padding: 10px 28px;
	font-size: 14px;
	font-weight: 600;
	color: #fff;
	background: #3ca5b3;
	border-radius: 30px;
	text-decoration: none;
	z-index: 1000001;
	transition: background 0.2s ease;
}

.coa-lightbox-dl-btn:hover {
	background: #2f8fa0;
	color: #fff;
}