.page_contents_top {
    padding-bottom: 0;
}

/* =========================================
   parts_block_2
   ========================================= */
.parts_block_2 {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 80px 0;
    margin-bottom: 0;
    width: 100%;
    box-sizing: border-box;
    background-color: var(--bg-light-gray);
}

.parts_block_2>* {
    width: 80%;
    max-width: 1200px;
}

.tab_inner {
    display: flex;
    gap: 1vw;
    margin-bottom: 4vw;
}

.click_button {
    width: 100%;
    height: 60px;
    border: 2px solid #ffffff;
    background-color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    border-radius: 35px;
    box-shadow: 0 0 15px #d7d6d65c;
    cursor: pointer;
    transition: all ease .3s;
}

.click_button:hover {
    color: #fff;
    background-color: var(--theme-color-blue);
    border: 2px solid var(--theme-color-blue);
}

.button_text {
    display: inline-block;
    max-width: 85%;
    white-space: nowrap;
}

.active_button {
    color: #fff;
    background-color: var(--theme-color-blue);
    border: 2px solid var(--theme-color-blue);
}

.circle {
    width: 12px;
    height: 12px;
    background-color: transparent;
    border-radius: 50%;
    border: 2px solid var(--theme-color-blue);
    margin-right: 8px;
    transition: all ease .3s;
}

.active_button .circle,
.click_button:hover .circle {
    border: 2px solid #fff;
}

.parts_block_2 .container_inner {
    margin-bottom: 100px;
}

.parts_block_2 .container_inner>div {
    display: none;
}

.parts_block_2 .container_inner .tab_show {
    display: block;
}

/* =========================================
   Maintenance Parts (两张卡片结构)
   ========================================= */
.parts_block_1_list {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: center;
}

.parts_block_1_cont {
    width: calc(50% - 20px);
    box-sizing: border-box;
    background-color: #fff;
    border-radius: 16px;
    padding: 50px 40px;
    box-shadow: 0 8px 25px rgba(0, 44, 95, 0.08);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* 鼠标悬浮微上浮动效 */
.parts_block_1_cont:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 44, 95, 0.15);
}

.min_text {
    margin-bottom: 40px;
}

.min_text h3 {
    font-size: 28px;
    font-weight: 800;
    color: var(--theme-color-blue, #002c5f);
    margin-bottom: 20px;
    line-height: 1.3;
}

.min_text p.common_text {
    text-align: left;
    width: 100%;
    max-width: none;
    margin-bottom: 0;
    font-size: 16px;
    color: var(--text-color-gray, #555);
    line-height: 1.8;
}

.parts_block_1_cont img {
    max-width: 100%;
    height: auto;
    margin: 0 auto;
    display: block;
}

/* =========================================
   产品附件 & 易损件 Tab 切换栏公用样式
   ========================================= */
.wook_tools_title_list,
.wear_parts_title_list {
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 15px;
    margin-bottom: 40px;
    width: 100%;

    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

/* 隐藏 Chrome/Safari 转动条 */
.wook_tools_title_list::-webkit-scrollbar,
.wear_parts_title_list::-webkit-scrollbar {
    display: none;
}

.wook_tools_tab,
.wear_parts_tab {
    padding: 12px 25px;
    background-color: #f8f9fa;
    color: var(--text-color-gray, #555);
    font-size: 16px;
    font-weight: bold;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    border: 1px solid #eaeaea;

    white-space: nowrap;
    flex-shrink: 0;
}

.wook_tools_tab:hover,
.wear_parts_tab:hover {
    color: var(--theme-color-blue, #002c5f);
    border-color: var(--theme-color-blue, #002c5f);
}

.wook_tools_tab.active,
.wear_parts_tab.active {
    background-color: var(--theme-color-blue, #002c5f);
    color: #ffffff;
    border-color: var(--theme-color-blue, #002c5f);
    box-shadow: 0 4px 15px rgba(0, 44, 95, 0.2);
}

/* =========================================
   内容面板与动画公用样式
   ========================================= */
.wook_tools_panel,
.wear_parts_panel {
    display: none;
    animation: fadeInTab 0.5s ease forwards;
}

.wook_tools_panel.active,
.wear_parts_panel.active {
    display: block;
}

/* 针对 Tyres 面板里的先容文字增添底部间距 */
.wear_parts_panel .common_text {
    margin-bottom: 30px;
}

@keyframes fadeInTab {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================
   Swiper 轮播图内部卡片美化
   ========================================= */
.parts_block_2_swiper {
    padding: 20px 15px 50px !important;
    width: 100%;
}

.parts_block_2_swiper .swiper-slide {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 图片区域伪装成一个高级卡片 */
.parts_block_2_swiper .swiper-slide img {
    width: 100%;
    max-width: 260px;
    height: 220px;
    object-fit: contain;
    background-color: #fcfcfc;
    border-radius: 16px;
    padding: 20px;
    box-sizing: border-box;
    margin-bottom: 20px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
    border: 1px solid #f2f2f2;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.parts_block_2_swiper .swiper-slide:hover img {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
    border-color: var(--theme-color-orange, #f37021);
}

.parts_block_2_swiper .swiper-slide div {
    font-size: 18px;
    font-weight: 800;
    color: var(--theme-color-blue, #002c5f);
}

/* =========================================
   Parts Guarantee
   ========================================= */
.train_block_2_cont {
    min-height: 420px;
    padding: 50px 10px 0;
    position: relative;
    z-index: 3;
    background-image: url('/en/service/parts/img/block_02_bk_2.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #fff;
}

.train_block_2_cont h3 {
    font-size: 16px;
    font-weight: bold;
    color: var(--theme-color-blue);
    margin-bottom: 35px;
    margin-left: 60px;
    position: relative;
    z-index: 10;
}

.train_block_2_cont .spe_text {
    margin-bottom: 15px;
}

.train_block_2_cont .spe_text::before {
    background-image: url(/en/service/parts/img/text_icon.png);
}

.train_block_2_cont .bk_num {
    font-size: 60px;
    font-weight: bold;
    color: #6CC24A;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    margin-bottom: 0;
    line-height: 1;
}

.swiper-button-next,
.swiper-button-prev {
    color: var(--theme-color-blue);
}

.relative_div {
    width: 80%;
    margin: 0 auto;
    position: relative;
}


/* =========================================
   Parts Technical Support
   ========================================= */
.parts_block_4_list {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    width: 80%;
    margin: clamp(25px, 3vw, 40px) auto;
}

.parts_block_4_list .item {
    display: flex;
    padding: 50px;
    flex: 1 1 calc(50% - 40px);
    flex-direction: column;
    align-items: center;
    flex-wrap: nowrap;
    background-image: url("/en/service/parts/img/block_04_01.png");
    background-color: #d9dce1;
    background-size: cover;
    background-position: center;
    min-height: 290px;
    overflow: hidden;
    box-shadow: 2px 2px 10px #002f742b;
    border-radius: 15px;
}

.parts_block_4_list .item h4 {
    color: var(--theme-color-blue);
    font-size: 1.6rem;
    font-weight: bolder;
    margin-bottom: 40px;
    transition: 0.3s transform ease-in;
}

.parts_block_4_list .item p {
    height: 120px;
    font-size: 1.1rem;
    line-height: 2.2rem;
    text-align: center;
    transition: 0.3s transform ease-in;
}

.parts_block_4_list .item:hover h4,
.parts_block_4_list .item:hover p {
    transform: scale(1.1);
}

@media screen and (max-width: 1299px) {

    .wook_tools_title_list,
    .wear_parts_title_list {
        justify-content: flex-start;
        padding-left: 5px;
        padding-right: 5px;
    }

    .parts_block_4_list .item h4 {
        font-size: 1.2rem;
    }
}

/* 响应式调解 */
@media screen and (max-width: 991px) {

    .tab_inner {
        flex-wrap: nowrap;
        overflow-x: auto;
        justify-content: flex-start;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        padding-bottom: 15px;
        gap: 15px;
    }

    .tab_inner::-webkit-scrollbar {
        display: none;
    }

    .click_button {
        flex: 0 0 auto;
        width: auto;
        padding: 0 30px;
    }

    .parts_block_1_list {
        gap: 30px;
    }

    .parts_block_1_cont {
        width: 100%;
        padding: 40px 25px;
    }

    .min_text h3 {
        font-size: 24px;
        margin-bottom: 15px;
    }

    .min_text p.common_text {
        font-size: 15px;
    }

    .wook_tools_tab,
    .wear_parts_tab {
        font-size: 14px;
        padding: 10px 20px;
    }

    .parts_block_2_swiper .swiper-slide img {
        height: 180px;
        max-width: 220px;
    }

    .parts_block_2_swiper .swiper-slide div {
        font-size: 16px;
    }

    .parts_block_4_list {
        width: 100%;
    }

    .parts_block_4_list .item {
        flex: unset;
        width: 100%;
        min-height: auto;
    }

    .parts_block_4_list .item h4 {
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .parts_block_4_list .item p {
        height: auto;
        font-size: 0.8rem;
        line-height: 1.5rem;
    }
}

@media screen and (max-width: 575px) {
    .click_button {
        height: 50px;
        padding: 0 20px;
    }

    .button_text {
        font-size: 15px;
    }

    .circle {
        width: 10px;
        height: 10px;
    }
}<!--耗时1777585927.1868秒-->