.header-box {
    width: 1170px;
    height: 132px;
    margin: 0 auto;
    border-bottom: 1px solid #ececec;
    display: flex;
    justify-content: space-between;
    box-shadow: 0 1px 0 #ececec;
    background: #fff;
}

.top-fixed {
    position: sticky;
    top: 70px;
    background: #fff;
    z-index: 110;
}

.header-box .header-box-title {
    font-family: 'OPPOSans-Ver2-Medium';
    font-size: 28px;
    line-height: 36px;
    color: rgba(0, 0, 0, 0.55);
    padding-top: 48px;
    transition: width cubic-bezier(0.48, 0.04, 0.52, 0.96) .32s;
}

.header-box-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    padding: 0;
    margin: 0;
}
.header-box .header-box-list li {
    display: inline-block;
    height: 132px;
    align-items: center;
    margin-right: 10px;
    transition: all cubic-bezier(0.48, 0.04, 0.52, 0.96) .32s;
}

.header-box .header-box-list li a {
    position: relative;
    display: block;
    width: 90px;
    height: 100%;
    text-align: center;
    transition: width cubic-bezier(0.48, 0.04, 0.52, 0.96) .32s;
}

.header-box .header-box-list li a:hover {
    text-decoration: none;
}

.header-box .header-box-list li .img-box {
    padding: 16px 0 2px;
}

.header-box .header-box-list li .img-box img {
    width: 68px;
    margin: 0 auto;
    transition: width cubic-bezier(0.48, 0.04, 0.52, 0.96) .32s;
}

.header-box .header-box-list li a:hover::after, .header-box .header-box-list li a.active::after {
    content: '';
    position: absolute;
    width: 68px;
    height: 2px;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: #2cff73;
}

.header-box .header-box-list li p {
    font-size: 15px;
    line-height: 24px;
    color: rgba(0, 0, 0, 0.55);
    transition: width cubic-bezier(0.48, 0.04, 0.52, 0.96) .32s;
}

.header-box .header-box-list li a:hover p, .header-box .header-box-list li a.active p {
    color: rgba(0, 0, 0, 0.95);
}

.nav-header-box {
    padding-top: 0;
    box-shadow: unset;
    margin-top: 0;
    height: 46px;
    border-bottom: 1px solid #ececec;;
}

.nav-header-box .nav-header-list li {
    position: relative;
    display: inline-block;
    padding: 0 12px;
    font-family: 'OPPOSans-Ver2-Medium';
    font-size: 14px;
    color: rgba(0, 0, 0, 0.55);
    white-space: nowrap;
    cursor: pointer;
    height: 46px;
    line-height: 46px;
}

.nav-header-box .nav-header-list li a {
    font-size: 14px;
    color: rgba(0, 0, 0, 0.55);
}

.nav-header-box .nav-header-list li a:first-child {
    padding: 0 16px 12px 0;
}

.nav-header-box .nav-header-list li.active a {
    color: rgba(0, 0, 0, 0.95);
    font-weight: bold;
}

.nav-header-box .nav-header-list li a:hover {
    text-decoration: none;
}

.nav-header-select {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    font-family: 'OPPOSans-Ver2-Medium', sans-serif;
    color: rgba(0, 0, 0, 0.8);
    border: 1px solid #ddd;
    border-radius: 6px;
    background-color: #fff;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="%23000000"><path d="M7 10l5 5 5-5z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 25px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.nav-header-select:hover {
    border-color: #66afe9;
}

.nav-header-select:focus {
    outline: none;
    border-color: #66afe9;
    box-shadow: 0 0 8px rgba(102, 175, 233, 0.6);
}

/* 下拉菜单选项样式 */
.nav-header-select option {
    padding: 8px 12px;
    font-size: 14px;
    color: rgba(0, 0, 0, 0.8);
    background-color: #fff;
}

.nav-header-select option:hover {
    background-color: #f5f5f5;
}

.nav-header-select option:checked {
    background-color: #e6f7ff;
    color: #1890ff;
}

.card {
    padding-left: 10px;
    margin-bottom: 5px;
    background: white;
    border-radius: 6px;
    border: solid 1px #ececec;
    position: relative;
    overflow: visible;
    transition: all 0.3s ease;
}

.card .expand-btn {
    display: none; /* 默认隐藏 */
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: 1;
}
.card.show-expand .expand-btn {
    display: flex !important;
}
/* 筛选器头部样式 */
.filter-header {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 5px;
    max-height: 30px;
    overflow: hidden;
    position: relative;
    padding-right: 50px;
    transition: max-height 0.3s ease;
}
.card.expanded .filter-header {
    max-height: 1000px;
}

.expand-btn {
    position: absolute;
    right: 10px;
    top: 0;
    background: none;
    border: none;
    color: #333;
    font-size: 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 1;
    padding: 5px 0;
}

.expand-btn .arrow {
    width: 16px;
    height: 16px;
}

.filter-title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin: 0;
    white-space: nowrap;
}

.filter-label {
    margin-left: 12px;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
}

.filter-text {
    text-align: center;
    padding-top: 4px;
    margin-left: 6px;
    font-size: 14px;
    color: #555;
    font-weight: lighter;
}

.list-box {
    width: 1170px;
    height: auto;
    margin: 0 auto;
}

.list-box .list-wrapper {
    width: 1220px;
}

.list-box .list .list-item {
    width: 255px;
    float: left;
    margin-right: 50px;
    height: 430px;
    margin-top: 50px;
}

.list-box .list .list-item.first-item {
    width: 560px;
}

.list-box .list .list-item .item-box {
    position: relative;
    display: flex;
    justify-content: center;
    height: 300px;
    width: 255px;
    background: #f6f6f6;
    align-items: center;
    overflow: hidden;
}

.list-box .list .first-item .item-box {
    width: 560px;
}

.list-box .list .list-item .item-box .img-box {
    height: 300px;
    width: 255px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.list-box .list .first-item .item-box .img-box {
    width: 560px;
}

.list-box .list .list-item .item-box img {
    position: absolute;
    height: 300px;
    width: 255px;
    transition: all .3s;
}

.list-box .list .list-item .item-box img:hover {
    transform: scale(1.1);
}

.list-box .list .first-item .item-box img {
    width: auto;
    height: 300px;
    max-width: 560px;
    max-height: 300px;
}

.list-item .description {
    margin-top: 15px;
}

.list-item .description a, .list-item .price a {
    color: #000;
    font-weight: bold;
}

.list-item .description .subtitle {
    margin-top: 8px;
    font-size: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.list-item .price a {
    font-size: 12px;
    line-height: 24px;
    font-variation-settings: 'wght' 750;
    margin-top: 4px;
    text-decoration: underline;
}

.list-item .description .price .btn:first-child {
    margin-right: 12px;
}

.list-item .description .price .btn {
    position: relative;
    transition: all .3s;
}

.list-item .price span {
    padding: 0;
}

.list-item .price a:hover {
    color: #666;
}

.list-wrapper .list {
    display: none;
}