/* ==========================================================================
   Plantsky — Product Pages Stylesheet (Dark Theme)
   ========================================================================== */

.products-section {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.products-section h1 { font-size: 2rem; color: var(--text-heading); margin-bottom: 0.5rem; }
.products-section > p { color: var(--text-muted); margin-bottom: 2rem; font-size: 1.05rem; line-height: 1.6; }

/* --- Filter Bar --------------------------------------------------------- */
.products-filter {
    display: flex; flex-wrap: wrap; gap: 0.5rem;
    margin-bottom: 2rem; padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-light);
}

.filter-btn {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.5rem 1.1rem; font-size: 0.9rem; font-weight: 500;
    color: var(--text-muted); background: var(--glass-bg);
    border: 1px solid var(--glass-border); border-radius: var(--radius-md);
    cursor: pointer; backdrop-filter: blur(8px); user-select: none;
    transition: background var(--transition-fast), color var(--transition-fast),
                border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.filter-btn:hover { color: var(--text-color); border-color: var(--wasabi); background: rgba(128, 144, 118, 0.15); box-shadow: var(--shadow-sm); }
.filter-btn.active { color: var(--noir); background: var(--wasabi); border-color: var(--wasabi); box-shadow: var(--shadow-sm); }
.filter-btn.active:hover { background: var(--green-light); border-color: var(--green-light); }
.filter-btn-icon { display: inline-flex; align-items: center; font-size: 1.1rem; line-height: 1; }

/* --- Product Grid ------------------------------------------------------- */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

.product-grid-item {
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-sm); backdrop-filter: blur(var(--glass-blur));
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex; flex-direction: column;
}

.product-grid-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.product-grid-item a { text-decoration: none; color: inherit; display: flex; flex-direction: column; height: 100%; }
.product-grid-item img { width: 100%; height: 200px; object-fit: cover; border-bottom: 1px solid var(--border-light); transition: transform var(--transition-slow); }
.product-grid-item:hover img { transform: scale(1.04); }
.product-grid-item .card-body { padding: 1rem 1.1rem; flex: 1; display: flex; flex-direction: column; }
.product-grid-item .card-body h3 { font-size: 1.05rem; color: var(--text-color); margin-bottom: 0.35rem; line-height: 1.35; }
.product-grid-item .card-body p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.5; flex: 1; }
.product-grid-item .card-body .price { font-size: 1.15rem; font-weight: 700; color: var(--khaki); margin-top: 0.5rem; }

/* --- Empty State -------------------------------------------------------- */
.empty-message {
    grid-column: 1 / -1; text-align: center; padding: 3rem 1rem;
    color: var(--text-muted); font-size: 1.1rem;
    background: var(--glass-bg); border: 1px dashed var(--border-color);
    border-radius: var(--radius-lg); backdrop-filter: blur(8px);
}

.empty-message::before { content: "\1F331"; display: block; font-size: 2.5rem; margin-bottom: 0.75rem; }

/* --- Product Detail ----------------------------------------------------- */
.product-detail-section { max-width: var(--container-max); margin: 0 auto; padding: 2rem 1.5rem 4rem; }
.product-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; }

.product-detail-image {
    position: sticky; top: calc(var(--nav-height) + 1.5rem);
    border-radius: var(--radius-lg); overflow: hidden;
    background: var(--glass-bg); border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
}

.product-detail-image img { width: 100%; height: auto; display: block; object-fit: cover; }
.product-detail-info { display: flex; flex-direction: column; gap: 1.25rem; }
.product-detail-title { font-size: 1.85rem; color: var(--text-heading); line-height: 1.25; margin: 0; }
.product-detail-description { font-size: 1rem; line-height: 1.7; color: var(--text-color); }
.product-detail-description p { margin-bottom: 0.75rem; }
.product-detail-description p:last-child { margin-bottom: 0; }
.product-detail-price { font-size: 1.75rem; font-weight: 700; color: var(--khaki); letter-spacing: -0.02em; }

/* --- Marketplace Buttons ------------------------------------------------ */
.marketplace-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.25rem; }

.marketplace-buttons a {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 0.5rem; padding: 0.75rem 1.5rem; font-size: 0.95rem; font-weight: 600;
    color: #fff; text-decoration: none; border-radius: var(--radius-md);
    transition: opacity var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    min-width: 160px; text-align: center;
}

.marketplace-buttons a:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.marketplace-buttons a:active { transform: translateY(0); }

.btn-ozon { background-color: var(--ozon-blue); }
.btn-ozon:hover { background-color: #0050e0; }
.btn-wb { background-color: var(--wb-purple); }
.btn-wb:hover { background-color: #b00e97; }
.btn-marketplace-other { background-color: var(--text-muted); }
.btn-marketplace-other:hover { background-color: var(--text-color); }

/* --- Suitable Plants ---------------------------------------------------- */
.product-plants-list { margin-top: 1rem; padding-top: 1.25rem; border-top: 1px solid var(--border-light); }
.product-plants-list h3 { font-size: 1.05rem; color: var(--text-heading); margin-bottom: 0.75rem; }
.product-plants-list ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.product-plants-list li { background: rgba(128, 144, 118, 0.15); border-radius: var(--radius-sm); overflow: hidden; }
.product-plants-list li a { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.4rem 0.85rem; font-size: 0.88rem; color: var(--text-color); text-decoration: none; transition: background var(--transition-fast), color var(--transition-fast); }
.product-plants-list li a::before { content: "\1F33F"; font-size: 0.85rem; }
.product-plants-list li a:hover { background: var(--wasabi); color: var(--noir); }

/* --- Responsive --------------------------------------------------------- */
@media (max-width: 900px) {
    .products-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
    .product-detail-grid { gap: 1.75rem; }
    .product-detail-title { font-size: 1.55rem; }
    .product-detail-price { font-size: 1.45rem; }
}

@media (max-width: 600px) {
    .products-section { padding: 1.25rem 1rem 3rem; }
    .products-section h1 { font-size: 1.55rem; }
    .products-filter { gap: 0.4rem; margin-bottom: 1.5rem; padding-bottom: 1rem; }
    .filter-btn { padding: 0.4rem 0.85rem; font-size: 0.82rem; }
    .products-grid { grid-template-columns: 1fr; gap: 1rem; }
    .product-grid-item img { height: 180px; }
    .product-detail-section { padding: 1.25rem 1rem 3rem; }
    .product-detail-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .product-detail-image { position: static; }
    .product-detail-title { font-size: 1.4rem; }
    .product-detail-price { font-size: 1.35rem; }
    .marketplace-buttons { flex-direction: column; }
    .marketplace-buttons a { min-width: unset; width: 100%; }
}