/* ====== 顶部轮播图 ====== */
#slider{
    width: 100%;
    overflow: hidden;
    position: relative;
    z-index:0;
    background-color:#F3F4F6;
}
#slider .slider-track{
    width: 100%;
    height: 100%;
    position: relative;
}
/* 每一张slide */
#slider .slider-item{
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    box-sizing: border-box;
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}
#slider .slider-item.active{
    opacity: 1;
    pointer-events: auto;
    z-index: 1;
}


/* 背景大字水印 */
#slider .slider-watermark{
    position: absolute;
    right: -30px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 320px;
    font-weight: 900;
    color: rgba(255,255,255,0.07);
    letter-spacing: -10px;
    user-select: none;
    pointer-events: none;
    line-height: 1;
}
/* 左侧文字 */
#slider .slider-text{
    position: relative;
    z-index: 2;
}
#slider .slider-title{
    font-family: PingFang SC, PingFang SC;
    font-weight: 700;
    font-size: 64px;
    color: #FFFFFF;
    line-height: 1.2;
    letter-spacing: 2px;
    margin-bottom: 18px;
}
#slider .slider-model{
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 40px;
    color: rgba(255,255,255,0.75);
    letter-spacing: 1px;
    padding-top:24px;
}
/* 右侧产品图 */
#slider .slider-img-wrap{
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    width: 420px;
    height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#slider .slider-img-wrap img{
    max-width: 380px;
    max-height: 360px;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0,0,0,0.4));
}
/* 左右箭头 */
#slider .slider-arrow{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    z-index: 10;
    opacity: 0;
    transition: opacity 0.3s, background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
#slider:hover .slider-arrow{
    opacity: 1;
}

#slider .slider-arrow-left{ left:50px; }
#slider .slider-arrow-right{ right:50px; }
/* 底部圆点 */
#slider .slider-dots{
    position: absolute;
    bottom:32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 8px;
}
#slider .slider-dot{
    width: 24px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.35);
    cursor: pointer;
    transition: background 0.3s, width 0.3s;
    display: inline-block;
}
#slider .slider-dot.active{
    background: #ffffff;
    width: 36px;
}
.BigTitle{
    font-family: PingFang SC, PingFang SC;
    font-weight: 600;
    font-size: 48px;
    color: #19367A;
    line-height: 68px;
}
.smallTitle{
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 18px;
    color: #333333;
    line-height: 24px;
    text-align: left;
    font-style: normal;
    text-transform: none;
    padding-top:24px;
}

.content{
    width:1200px;
    margin:0 auto;
}
.tab-block{
    background: rgba(255,255,255,0.6);
    border-radius: 10px 10px 0px 0px;
    display: grid;
    grid-template-columns:1fr 1fr 1fr;
    gap:0;
    overflow: hidden;
}
.tab-block .tab{
    height: 56px;
    line-height:56px;
    text-align: center;
    cursor:pointer;
}
.tab-block .tab.active{
    background:#ffffff;
}

#serveBlock{
    background: #FFFFFF;
    border-radius: 0px 0px 0px 0px;
}
#serveBlock .Numbers{
    color: rgba(228, 230, 235, 1);
    font-size: 80px;
    font-family: Google Sans Flex-SemiBold;
    font-weight: 700;
}
#serveBlock .Number-title{
    font-family: PingFang SC, PingFang SC;
    font-weight: 500;
    font-size: 24px;
    color: #333333;
    font-style: normal;
    text-transform: none;
    position: absolute;
    left:0;
    bottom:0px;
    padding-bottom:20px;
    background:#ffffff;
}
#serveBlock .Icon{
    width:40px;
    height:40px;
    margin:0 auto;
}
#serveBlock .text{
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #333333;
    text-align: center;
    font-style: normal;
    text-transform: none;
    padding-top:10px;
}
#serveBlock .Tixie{
    padding-top:56px;
    padding-bottom:38px;
    background: #F3F3F5;
}
#serveBlock .serve-xilie{
    background: #FFFFFF;
    border-radius: 6px 6px 6px 6px;
    overflow: hidden;
}
#serveBlock .serve-xilie .Img{
    height: 224px;
    background: #D9D9D9;
}
#serveBlock .serve-xilie .text{
    height:240px;
    padding:28px 30px;
    box-sizing: border-box;
}
#serveBlock .serve-xilie .title{
    font-family: PingFang SC, PingFang SC;
    font-weight: 500;
    font-size: 18px;
    color: #333333;
    line-height: 24px;
    text-align: left;
    padding-bottom:28px;
}
#serveBlock .serve-xilie .line-text{
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 14px;
    color: #666666;
    text-align: left;
    padding-bottom:12px;
}
#serveBlock .Contact{
    padding-top:56px;
    padding-bottom:138px;
}
#serveBlock .Contact .contact-block{
    height: 370px;
    background: #F5F5F6;
    border-radius: 0px 0px 0px 0px;
    margin-top:110px;
}
#serveBlock .Contact .rengong{
    height: 34px;
    font-family: PingFang SC, PingFang SC;
    font-weight: 600;
    font-size: 24px;
    color: #333333;
    text-align: center;
    font-style: normal;
    text-transform: none;
    padding-top:24px;
    padding-bottom:16px;
}
#serveBlock .Contact .dataTime{
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 16px;
    color: #666666;
    text-align: center;
}

/* ====== 产品手册 ====== */
.good-block{
    background: #F3F3F5;
    padding-top: 40px;
    padding-bottom: 80px;
}
.good-block .good-container{

    border-radius: 8px;
    display: flex;
    min-height: 300px;
}
/* 左侧分类导航 */
.good-sidebar{
    width: 200px;
    flex-shrink: 0;
    margin-right:32px;
}
.good-cat-item{
    height: 48px;
    line-height: 48px;
    padding-left: 32px;
    font-size: 14px;
    color: #333333;
    cursor: pointer;
    transition: all 0.2s ease;
}
.good-cat-item:hover{
    color: #19367A;
    background: #EBEDF0;
    border-radius:60px;
}
.good-cat-item.active{
    background: #EBEDF0;
    color: #19367A;
    font-weight: 500;
    position: relative;
    border-radius:60px;
}

/* 右侧文档列表 */
.good-list-wrap{
    flex: 1;
    padding: 16px 32px;
    background:#ffffff;
    border-radius:10px;
}
.good-item{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid #F0F0F0;
    transition: background 0.2s ease;
}
.good-item:last-child{
    border-bottom: none;
}
.good-item:hover{
    background: #FAFAFA;
}
.good-item-info{
    flex: 1;
}
.good-item-title{
    font-size: 15px;
    font-weight: 500;
    color: #333333;
    margin-bottom: 6px;
}
.good-item-size{
    font-size: 13px;
    color: #999999;
}

.good-item-pdf .text{
    font-family: PingFang SC, PingFang SC;
    font-weight: 500;
    font-size: 14px;
    color: #19367A;
    text-align: left;
    cursor:pointer;
}
.good-item-pdf:hover{
    opacity: 1;
}

/* ====== 常见问题 FAQ ====== */
.problem-block{
    background: #F3F3F5;
    padding-top: 40px;
    padding-bottom: 80px;
}
.problem-container{
    background: #FFFFFF;
    border-radius: 8px;
    padding: 0;
    min-height:709px;
}
/* FAQ 单项 */
.faq-item{
    border-bottom: 1px solid #F0F0F0;
    transition: all 0.25s ease;
}
.faq-item:last-child{
    border-bottom: none;
}
.faq-item.active .faq-question{
    border-left-color: #1890FF;
}
.faq-question{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 32px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.2s ease;
    user-select: none;
}
.faq-question:hover{
    background: #FAFAFA;
}
.faq-q-text{
    font-size: 15px;
    font-weight: 500;
    color: #333333;
}
.faq-icon{
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid #DDDDDD;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: #999999;
    flex-shrink: 0;
    transition: all 0.2s ease;
    line-height: 1;
}
.faq-item.active .faq-icon{
    border-color: #1890FF;
    color: #1890FF;
}
/* FAQ 答案区域 */
.faq-answer{
    overflow: hidden;
    background: #FAFBFC;
}
.faq-a-text{
    padding: 20px 32px 28px 36px;
    font-size: 14px;
    color: #666666;
    line-height: 1.8;
}
/* FAQ 展开/收起动画 */
.faq-slide-enter-active,
.faq-slide-leave-active{
    transition: all 0.3s ease;
}
.faq-slide-enter,
.faq-slide-leave-to{
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}

/* 分页器 */
.faq-pagination{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 40px 0 20px;
}
.faq-page-item{
    min-width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-size: 13px;
    color: #666666;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
    padding: 0 6px;
}
.faq-page-item:hover:not(.disabled):not(.active){
    color: #1890FF;
}
.faq-page-item.active{
    background: #1890FF;
    color: #FFFFFF;
    font-weight: 500;
}
.faq-page-item.disabled{
    opacity: 0.35;
    cursor: not-allowed;
}
.faq-page-next{
    font-family: sans-serif;
    font-size: 18px;
}