/* アイテム一覧ページ専用 (store/item/index.php) */
.item-list-container {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}
.item-filters {
    width: 250px;
    flex-shrink: 0;
}
.item-filters h3 {
    font-size: 18px;
    margin-bottom: 15px;
    padding-bottom: var(--padding-block);
    border-bottom: 2px solid var(--primary-color);
}
.filter-group {
    margin-bottom: 25px;
}
.filter-group label {
    display: block;
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 8px;
}
.filter-group select,
.filter-group input {
    width: 100%;
    padding: var(--padding-input);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
}
.filter-group input[type="number"] {
    width: calc(50% - 5px);
    display: inline-block;
}
.filter-group input[type="number"]:first-of-type {
    margin-right: 10px;
}
.filter-group input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
}
.filter-actions {
    margin-top: 20px;
}
.filter-actions button {
    width: 100%;
    margin-bottom: 10px;
}
.filter-actions .btn-secondary {
    display: block;
    text-align: center;
}
.item-list-main {
    flex: 1;
}
.item-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}
.item-list-header h1 {
    font-size: 24px;
    margin: 0;
}
.item-sort {
    display: flex;
    align-items: center;
    gap: 10px;
}
.item-sort select {
    padding: var(--padding-input) var(--padding-base);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
}
.item-count {
    color: var(--text-light);
    font-size: 14px;
}
.item-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}
.item-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.item-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    text-decoration: none;
}
.item-card:visited {
    color: inherit;
}
.item-card-image {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    background: var(--secondary-color);
}
.item-card-body {
    padding: var(--padding-md);
}
.item-card-name {
    font-size: 14px;
    font-weight: bold;
    margin-bottom: 8px;
    height: 40px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    color: var(--text-color);
}
.item-card-price {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
}
.item-card-tax {
    font-size: 12px;
    color: var(--text-light);
}
.item-card-stock {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 5px;
}
.item-card-stock.out-of-stock {
    color: var(--error-color);
}
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
}
.pagination a,
.pagination span {
    padding: var(--padding-input) var(--padding-base);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    text-decoration: none;
    color: var(--text-color);
    display: inline-block;
    transition: all 0.2s ease;
}
.pagination a:hover {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    text-decoration: none;
}
.pagination a:visited {
    color: var(--text-color);
}
.pagination a:visited:hover {
    color: var(--white);
}
.pagination .current {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    font-weight: bold;
}
.search-box {
    margin-bottom: 20px;
}
.search-box input {
    width: 100%;
    padding: var(--padding-base);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 14px;
}
@media (max-width: 1024px) {
    .item-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 768px) {
    .item-list-container {
        flex-direction: column;
    }
    .item-filters {
        width: 100%;
    }
    .item-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
}