.kuang{
    width: 100%;
    display: flex;
    min-height: 100vh;
    background: linear-gradient(135deg, #111827 0%, #000 100%);
    background-position: center top, center bottom;
    background-repeat: no-repeat, no-repeat;
    background-size: cover, 100% auto;
}


.kuang1{
    width: calc(100% - 33.33vw);
    flex: 1;
    padding-left: 6.67vw;
    padding-top: 3.13vw;
    
    background-position: center bottom;
    background-repeat: no-repeat;
    background-size: 100% auto;
}

/* 左侧选项卡内容样式 */
.left-tab-content {
    display: none;
}

.left-tab-content.active {
    display: block;
}

.kuang1-1{
    width: 100%;
   
    float: left;
    margin-bottom: 5.73vw;

     
}
.kuang1-1 p{
    display: inline-block;
   color: #FFF;

font-size: 2.08vw;
font-style: normal;
font-weight: 500;
line-height: 3.13vw; /* 150% */
   width: 100%;
   
    float: left;



}
.kuang1-1 span{
   width: 100%;
    margin-top: 0.52vw;
    float: left;
    display: inline-block;

color: #9998A3;

font-size: 1.25vw;
font-style: normal;
font-weight: 500;
line-height: 1.25vw; /* 100% */
}



.kuang1-2{
    width: 100%;
   
    float: left;
    color: #fff;


}

.jieshao{
    width: 100%;
    float: left;
        padding-right: 20%;
}
.jieshao1{
    width: 100%;
    float: left;
}


.jieshao1-1{
    width: 100%;
    float: left;
    border-bottom: #838383 solid 1px;
    margin-bottom: 1.30vw;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.jieshao1-1:hover {
    opacity: 0.8;
}



.jieshao1-1-1{
    width: 100%;
    float: left;
}
.jieshao1-1-1 p{
    width: 100%;
    display: inline-block;
    float: left;
    color: #FFF;

font-size: 1.88vw;
font-style: normal;
font-weight: 500;
line-height: 1.88vw; /* 66.667% */
margin-bottom: 0.78vw;
}
.jieshao1-1-1 span{
    width: 100%;
    float: left;
    display: inline-block;
    color: #A8A8A8;

font-size: 0.83vw;
font-style: normal;
font-weight: 500;
line-height: 1.25vw; /* 150% */
}



.jieshao1-1-2{
    display: inline-block;
 
    float: right;
    color: #FFF;

font-size: 2.50vw;
font-style: normal;
font-weight: 400;
line-height: 1.88vw; /* 50% */
    transform: translateY(-2.40vw);
letter-spacing: 0.13vw;
}



.jieshao1-2{
    width: 100%;
    float: left;
    position: relative;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-0.52vw);
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* hover 时展开 */
.jieshao1:hover .jieshao1-2 {
    max-height: 78.13vw;
    min-height: 13.54vw;
    margin-bottom: 2.08vw;
    opacity: 1;
    transform: translateY(0);
}

.jieshao1-2.active {
    max-height: 78.13vw;
    min-height: 13.54vw;
    margin-bottom: 2.08vw;
    opacity: 1;
    transform: translateY(0);
}

.jieshao1-2 p{
    display: inline-block;
    float: left;
    width:100% ;
    line-height: 1.82vw;
}



.jieshao1-3{
    position: absolute;
    right:0 ;
    top: 0px;


}
.jieshao1-3 video{
    width: 20.83vw;
    height: 11.98vw;
}


















.kuang2{
    width: 100%;
    max-width: 33.33vw;
    flex-shrink: 0;
    border-left: 1px solid #1F2937;
    background: #111827;
}
.kuang2-1{
    width: 100%;
    float: left;
    border-bottom: 3px #1F2937 solid;
    padding-top: 1.20vw





}
.kuang2-1-1{
   width: 50%;
    float: left;
    line-height: 1.82vw;
    font-size: 1.25vw;color: #fff;
    padding-bottom: 0.52vw;
    text-align: center;


}
.kuang2-1-1-1{
    display: inline-block;


}
.kuang2-1-1-1 p{
    display: inline-block;


font-size: 1.25vw;
    float: left;
    margin: 0px 0.26vw;
    
color: #D4FE94;

}

.kuang2-1-1-1 span{
    display: inline-block;
    float: left;


}



.kuang2-2{
    width: 100%;
    color: #fff;
    float: left;






}
.xuanxiang1{
    width: 100%;
    float: left;
}






.fufei{
    width: 100%;
    float: left;
    font-size: 0.94vw;
}
.fufei1{
    width: 100%;
    float: left;
    font-size: 0.94vw;
    padding-left: 1.82vw;
    margin-top: 1.82vw;
    color: #D1D5DB;
    margin-bottom: 1.04vw;
}
.fufei2{
    width: 100%;
    float: left;
    padding: 0px 1.82vw;
}

.fufei2-1{
    width: 100%;
    float: left;
    height: 4.27vw;
    border-radius: 0.42vw;
border: 1px solid #1F2937;
transition: 0.3s ease-in-out all;
position: relative;
margin-bottom: 0.63vw;
padding: 0.89vw;
}

.fufei2-1:after{
 content: "";
    position: absolute;
right: 1.82vw;
width: 1.04vw;
height: 1.04vw;
border: 1px solid #374151;
border-radius: 100%;
top: 50%;
transform: translateY(-50%);

}
.fufei2-1:hover{


border: 1px solid #D4FE94;
background: rgba(0, 0, 0, 0.50);

box-shadow: 0 0 15px 0 rgba(57, 255, 20, 0.30);



 
}

.fufei2-1.selected {
    border: 1px solid #D4FE94;
    background: rgba(0, 0, 0, 0.50);
    box-shadow: 0 0 15px 0 rgba(57, 255, 20, 0.30);
}

.fufei2-1.selected:after {
    border: 1px solid #D4FE94;
    background: radial-gradient(circle, #D4FE94 3px, transparent 3px);
}

/* hover时显示空心圆（只有边框，无实心） */
.fufei2-1:hover:after{
    border: 1px solid #D4FE94;
    background: transparent;
}

/* 选中项目的hover保持实心圆 */
.fufei2-1.selected:hover:after {
    border: 1px solid #D4FE94;
    background: radial-gradient(circle, #D4FE94 3px, transparent 3px);
}


.fufei2-1-1{

font-size: 0.83vw;
width: 100%;

float: left;
font-weight: 500;


}

.fufei2-1-2{
font-size: 0.73vw;
    width: 100%;
float: left;
color: #6B7280;
font-weight: 400;
}







.fufei3{
    width: 100%;
    float: left;
    padding: 1.82vw;
    margin-top: 1.04vw;
}


.fufei3-1{ width: 100%;
    float: left;
   

}
.fufei3-1-1{ width: 6.25vw;
    float: left;
    color: #D1D5DB;

font-size: 0.94vw;
font-style: normal;
font-weight: 500;
line-height: 1.46vw; /* 155.556% */
}

.fufei3-1-2{
 width:calc(100% - 11.98vw);
    float: right;
    padding-left: 1.82vw;


}

.fufei3-1-2 p{
    display: inline-block;
    width: 50%;
    float: left;
    font-size: 0.73vw;
    font-weight: 500;
    line-height: 1.04vw;
    text-align: center;
    position: relative;
    cursor: pointer;
    border-bottom: 2px solid #6F6F6F;
    padding-bottom: 0.52vw;


}
.fufei3-1-2 p.on{
    border-bottom: 2px solid #D4FE94;



}

.fufei3-2{
    width: 100%;
    float: left;
}

.geren{
    display: none;
    float: left;
    margin-top: 1.30vw;
    width: 100%;


}






.geren1{
    display: inline-block;
    float: left;
    width: 10.94vw;
    height: 10.94vw;
    background-color: #fff;



}

.geren2{
    display: inline-block;
    float: left;

    margin-top: 4.17vw;



}



.geren2 p{
    display: inline-block;
    float: left;
    width: 100%;
    color: #D4FE94;
text-align: center;

font-size: 2.08vw;
font-style: normal;
font-weight: 700;
line-height: 1.45vw; /* 69.468% */
}


.geren2 span{
    display: inline-block;
    float: left;
    width: 100%;
    color: #9CA3AF;
text-align: center;

font-size: 0.83vw;
font-style: normal;
font-weight: 400;
line-height: 1.24vw; /* 149.796% */
margin-top: 0.52vw;

}

.geren3{
    width: 100%;
border-radius: 0.42vw;
background: #D4FE94;
box-shadow: 0 0 1.04vw 0 rgba(57, 255, 20, 0.50);
height: 3.13vw;

color: #000;
text-align: center;
    float: left;
    margin-top: 2.08vw;
font-size: 0.94vw;
font-style: normal;
font-weight: 600;
line-height: 3.13vw; /* 155.236% */
cursor: pointer;
transition: 0.3s ease-in-out all;

}

.geren3:hover{
    opacity: 0.8;





}

.geren3-1{
    display: inline-flex;
    height: 100%;
    align-items: center;
    justify-content: center;
    gap: 20px;
}
.geren3-1 P{
    display: inline-block;
}
.geren3-1 span{
    display: inline-flex;
    align-items: center;
}
.geren3-1 span img{
    display: block;
}







.duigong{
    width: 100%;
    float: left;
    display: none;




}

.duigong1{
    width: 100%;
    float: left;
    margin-top: 3.13vw;
    margin-bottom: 1.82vw;


}
.duigong1 p{
    display: inline-block;
    float: left;
    width: 100%;
color: #D4FE94;


font-size: 2.08vw;
font-style: normal;
font-weight: 700;
line-height: 1.45vw; /* 69.468% */
margin-bottom: 0.52vw;

}

.duigong1 span{
    display: inline-block;
    float: left;
    width: 100%;
    color: #9CA3AF;

font-size: 0.83vw;
font-style: normal;
font-weight: 400;
line-height: 1.24vw; /* 149.796% */
text-decoration-line: underline;
text-decoration-style: solid;
text-decoration-skip-ink: auto;
text-decoration-thickness: auto;
text-underline-offset: auto;
text-underline-position: from-font;

}

.duigong1 span a {
    color: #9CA3AF;
    transition: all 0.3s ease;
}

.duigong1 span a:hover {
    color: #D4FE94;
    opacity: 0.8;
}

.duigong2{
    width: 100%;
    float: left;

 padding-right: 1.82vw;



}

.duigong2-1{
    width: 100%;font-size: 0.73vw;
    font-weight: bold;
    float: left;
    margin-bottom: 1.04vw;





}


.duigong2-2{
    width: 100%;
    font-size: 0.73vw;
    float: left;






}

.duigong2-3{
    width: 100%;
border-radius: 0.42vw;
background: #D4FE94;
box-shadow: 0 0 1.04vw 0 rgba(57, 255, 20, 0.50);
height: 3.13vw;

color: #000;
text-align: center;
    float: left;
    margin-top: 2.08vw;
font-size: 0.94vw;
font-style: normal;
font-weight: 600;
line-height: 3.13vw; /* 155.236% */
cursor: pointer;
transition: 0.3s ease-in-out all;

}

.duigong2-3:hover{
    opacity: 0.8;





}

.duigong2-3-1{
    display: inline-flex;
    height: 100%;
    align-items: center;
    justify-content: center;
    gap: 20px;
}
.duigong2-3-1 P{
    display: inline-block;
}
.duigong2-3-1 span{
    display: inline-flex;
    align-items: center;
}
.duigong2-3-1 span img{
    display: block;
}

/* 服务保障板块样式 */
.fufei4zong{
padding: 0px 1.82vw;
width: 100%;
float: left;
padding: 0px 1.82vw;
}
.fufei4{
    display: inline-block;
    height: 100%;
    float: left;
    width: 100%;
    border-top: 1px solid #1F2937;
    padding-top: 25px;
    margin-top: 25px;
    margin-bottom: 85px;
}

.fufei4-1{
    display: inline-block;
    height: 100%;
    float: left;
    width: 100%;
    color: #D1D5DB;
    font-size: 18px;
    font-style: normal;
    font-weight: 500;
    line-height: 28px;
    margin-bottom: 15px;
}

.fufei4-2{
    display: inline-block;
    height: 100%;
    float: left;
    color: #9CA3AF;
    width: 100%;
    font-size: 14px;
    font-style: normal;
    font-weight: 400;
    line-height: 20px;
}

.fufei4-2-1{
    display: inline-block;
    float: left;
    width: 50%;
    margin-bottom: 10px;
}

.fufei4-2-1 p{
    display: inline-block;
    float: left;
    margin-right: 5px;
    padding-top: 2px;
}

.fufei4-2-1 span{
    display: inline-block;
    float: left;
}

/* 选项卡按钮样式 */
.tab-btn {
    cursor: pointer;
    position: relative;
  
}

.tab-btn.active {
    opacity: 1;



}
.tab-btn.active:after {
    content: "";
    position: absolute;
    bottom: -3px;
    left: 0px;
    z-index: 1;
    height: 3px;
    width: 100%;
    background-color: #D4FE94;
}


.tab-btn:hover {
    opacity: 0.8;
}

/* 选项卡内容样式 */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* 支付方式选项卡内容样式 */
.payment-content {
    display: none;
}

.payment-content.active {
    display: block;
}

/* 支付方式选项卡按钮样式 */
.payment-tab {
    cursor: pointer;
    transition: all 0.3s ease;
}

.payment-tab.on {
    color: #D4FE94;
}

/* ==================== 基础功能样式 ==================== */

/* 隐藏元素 */
.fufei3 {
    display: none;
}

#attach-images {
    display: none;
}

/* ==================== 响应式设计 ==================== */

/* 平板横屏 (≤1200px) - 上下排列布局，支付面板在上 */
@media (max-width: 1200px) {
    .kuang {
        display: flex;
        flex-direction: column;
    }
    
    /* 布局 - kuang2在上，kuang1在下 */
    .kuang1 {
        width: 100%;
        padding: 40px 30px;
        order: 2; /* 显示在下方 */
    }
    
    .kuang2 {
        width: 100%;
        max-width: 100%;
        height: auto;
        min-height: auto;
        border-left: none;
        border-bottom: 1px solid #1F2937;
        order: 1; /* 显示在上方 */
        position: relative;
    }
    
    /* 左侧介绍区域 */
    .jieshao {
        padding-right: 0;
    }
    
    /* 标题区域 */
    .kuang1-1 {
        margin-bottom: 60px;
    }
    
    .kuang1-1 p {
        font-size: 32px;
        line-height: 48px;
    }
    
    .kuang1-1 span {
        font-size: 20px;
        line-height: 20px;
        margin-top: 10px;
    }
    
    /* 方案介绍 */
    .jieshao1-1 {
        margin-bottom: 25px;
    }
    
    .jieshao1-1-1 p {
        font-size: 28px;
        line-height: 28px;
        margin-bottom: 12px;
    }
    
    .jieshao1-1-1 span {
        font-size: 15px;
        line-height: 22px;
    }
    
    .jieshao1-1-2 {
        font-size: 40px;
        line-height: 28px;
        transform: translateY(-40px);
        letter-spacing: 2px;
    }
    
    .jieshao1-2 {
        transform: translateY(-8px);
    }
    
    .jieshao1-2.active {
        max-height: 1200px;
        min-height: 220px;
        margin-bottom: 35px;
    }
    
    .jieshao1-2 p {
        line-height: 32px;
    }
    
    .jieshao1-3 {
        position: static;
        width: 100%;
        margin-top: 30px;
        transform: translateY(21px);
    }
    
    .jieshao1-3 video {
        width: 100%;
        height: auto;
        max-width: 400px;
    }
    
    /* 右侧面板 */
    .kuang2-1 {
        padding-top: 20px;
    }
    
    .kuang2-1-1 {
        line-height: 32px;
        font-size: 20px;
        padding-bottom: 8px;
    }
    
    .kuang2-1-1-1 p {
        font-size: 20px;
        margin: 0 4px;
    }
    
    /* 支付区域 */
    .fufei, .fufei1 {
        font-size: 17px;
    }
    
    .fufei1 {
        padding-left: 30px;
        margin-top: 30px;
        margin-bottom: 18px;
    }
    
    .fufei2 {
        padding: 0 30px;
    }
    
    .fufei2-1 {
        height: 78px;
        border-radius: 8px;
        margin-bottom: 12px;
        padding: 16px;
    }
    
    .fufei2-1:after {
        right: 30px;
        width: 18px;
        height: 18px;
    }
    
    .fufei2-1-1 {
        font-size: 15px;
    }
    
    .fufei2-1-2 {
        font-size: 13px;
    }
    
    .fufei3 {
        padding-left: 30px;
        margin-top: 18px;
    }
    
    .fufei3-1-1 {
        width: 110px;
        font-size: 17px;
        line-height: 26px;
    }
    
    .fufei3-1-2 {
        width: calc(100% - 200px);
        padding-left: 30px;
    }
    
    .fufei3-1-2 p {
        font-size: 13px;
        line-height: 18px;
        padding-bottom: 8px;
    }
    
    /* 个人支付 */
    .geren {
        margin-top: 22px;
    }
    
    .geren1 {
        width: 190px;
        height: 190px;
    }
    
    .geren2 {
        margin-top: 70px;
    }
    
    .geren2 p {
        font-size: 36px;
        line-height: 26px;
    }
    
    .geren2 span {
        font-size: 15px;
        line-height: 22px;
        margin-top: 8px;
    }
    
    .geren3 {
        border-radius: 8px;
        box-shadow: 0 0 18px 0 rgba(57, 255, 20, 0.50);
        height: 55px;
        margin-top: 35px;
        font-size: 17px;
        line-height: 55px;
    }
    
    /* 企业汇款 */
    .duigong1 {
        margin-top: 50px;
        margin-bottom: 30px;
    }
    
    .duigong1 p {
        font-size: 36px;
        line-height: 26px;
        margin-bottom: 8px;
    }
    
    .duigong1 span {
        font-size: 15px;
        line-height: 22px;
    }
    
    .duigong2 {
        padding-right: 30px;
    }
    
    .duigong2-1 {
        font-size: 13px;
        margin-bottom: 18px;
    }
    
    .duigong2-2 {
        font-size: 13px;
    }
    
    .duigong2-3 {
        border-radius: 8px;
        box-shadow: 0 0 18px 0 rgba(57, 255, 20, 0.50);
        height: 55px;
        margin-top: 35px;
        font-size: 17px;
        line-height: 55px;
    }
    
    /* 服务保障 */
    .fufei4 {
        padding-top: 20px;
        margin-top: 20px;
        margin-bottom: 50px;
    }
    
    .fufei4-1 {
        font-size: 16px;
        line-height: 24px;
    }
    
    .fufei4-2 {
        font-size: 13px;
        line-height: 18px;
    }
}

/* 平板竖屏 (≤1024px) - 进一步优化 */
@media (max-width: 1024px) {
    .kuang1 {
        padding: 35px 25px;
    }
    
    .kuang1-1 {
        margin-bottom: 50px;
    }
    
    .jieshao1-2 {
        padding-bottom: 20px;
    }
}

/* 移动端大屏 (≤768px) */
@media (max-width: 768px) {
    .kuang1 {
        padding: 30px 20px;
    }
    
    .kuang1-1 {
        margin-bottom: 60px;
    }
    
    .kuang1-1 p {
        font-size: 24px;
        line-height: 36px;
    }
    
    .kuang1-1 span {
        font-size: 16px;
        line-height: 20px;
    }
    
    .jieshao1-1-1 p {
        font-size: 24px;
        line-height: 32px;
    }
    
    .jieshao1-1-1 span {
        font-size: 14px;
        line-height: 20px;
    }
    
    .jieshao1-1-2 {
        font-size: 32px;
        line-height: 32px;
        transform: translateY(-38px);
    }
    
    .jieshao1-2 p {
        font-size: 14px;
        line-height: 28px;
    }
    
    /* 右侧选项卡 */
    .kuang2-1-1 {
        font-size: 18px;
        line-height: 28px;
    }
    
    .kuang2-1-1-1 p {
        font-size: 18px;
    }
    
    /* 支付区域 */
    .fufei1 {
        padding-left: 20px;
        margin-top: 25px;
        font-size: 16px;
    }
    
    .fufei2 {
        padding: 0 20px;
    }
    
    .fufei2-1 {
        height: auto;
        min-height: 70px;
        padding: 15px;
    }
    
    .fufei2-1-1 {
        font-size: 15px;
        margin-bottom: 5px;
    }
    
    .fufei2-1-2 {
        font-size: 13px;
    }
    
    .fufei3-1-1 {
        font-size: 16px;
        line-height: 24px;
    }
    
    .fufei3-1-2 {
        width: calc(100% - 140px);
        padding-left: 20px;
    }
    
    .fufei3-1-2 p {
        font-size: 13px;
    }
    
    /* 个人支付 */
    .geren1 {
        width: 180px;
        height: 180px;
    }
    
    .geren2 {
        margin-top: 60px;
    }
    
    .geren2 p {
        font-size: 32px;
    }
    
    .geren2 span {
        font-size: 14px;
    }
    
    .geren3 {
        height: 50px;
        line-height: 50px;
        font-size: 16px;
        margin-top: 30px;
    }
    
    /* 企业汇款 */
    .duigong1 {
        margin-top: 40px;
        margin-bottom: 25px;
    }
    
    .duigong1 p {
        font-size: 32px;
    }
    
    .duigong1 span {
        font-size: 14px;
    }
    
    .duigong2 {
        padding-right: 20px;
    }
    
    .duigong2-1 {
        font-size: 13px;
        margin-bottom: 15px;
    }
    
    .duigong2-2 {
        font-size: 13px;
    }
    
    .duigong2-3 {
        height: 50px;
        line-height: 50px;
        font-size: 16px;
        margin-top: 30px;
    }
    
    /* 调整视频播放器 */
    .jieshao1-3 video {
        border-radius: 8px;
    }
    
    /* 确保按钮可点击 */
    .fufei2-1 {
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }
    
    .geren3, .duigong2-3 {
        -webkit-tap-highlight-color: transparent;
    }
}

/* 移动端小屏 (≤480px) */
@media (max-width: 480px) {
    /* 优化触摸区域 */
    .tab-btn {
        padding: 12px 5px;
        min-height: 44px;
    }
    
    .payment-tab {
        padding: 8px 0;
        min-height: 40px;
    }
    
    /* 优化方案选择卡片 */
    .jieshao1-1 {
        -webkit-tap-highlight-color: transparent;
        padding: 10px 0;
    }
    
    /* 优化表单元素 */
    input[type="file"] {
        font-size: 16px; /* 防止iOS自动缩放 */
    }
    
    /* 优化链接点击区域 */
    .duigong1 span a {
        display: inline-block;
        padding: 5px 0;
        min-height: 44px;
        line-height: 34px;
    }
    
    .kuang1 {
        padding: 20px 15px;
    }
    
    .kuang1-1 {
        margin-bottom: 40px;
    }
    
    .kuang1-1 p {
        font-size: 20px;
        line-height: 30px;
    }
    
    .kuang1-1 span {
        font-size: 14px;
        line-height: 18px;
    }
    
    .jieshao1-1 {
        margin-bottom: 20px;
    }
    
    .jieshao1-1-1 p {
        font-size: 20px;
        line-height: 28px;
        margin-bottom: 10px;
    }
    
    .jieshao1-1-1 span {
        font-size: 13px;
        line-height: 18px;
    }
    
    .jieshao1-1-2 {
        font-size: 24px;
        line-height: 28px;
        transform: translateY(-32px);
    }
    
    .jieshao1-2 p {
        font-size: 13px;
        line-height: 24px;
    }
    
    .jieshao1-2.active {
        min-height: 200px;
        margin-bottom: 30px;
    }
    
    /* 右侧选项卡 */
    .kuang2-1-1 {
        font-size: 16px;
        line-height: 24px;
    }
    
    .kuang2-1-1-1 {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        gap: 3px;
    }
    
    .kuang2-1-1-1 p {
        font-size: 16px;
        margin: 0 3px;
    }
    
    .kuang2-1-1-1 span {
        font-size: 14px;
    }
    
    /* 支付区域 */
    .fufei1 {
        padding-left: 15px;
        margin-top: 20px;
        font-size: 15px;
        margin-bottom: 15px;
    }
    
    .fufei2 {
        padding: 0 15px;
    }
    
    .fufei2-1 {
        min-height: 65px;
        padding: 12px;
        margin-bottom: 10px;
    }
    
    .fufei2-1:after {
        right: 15px;
        width: 18px;
        height: 18px;
    }
    
    .fufei2-1-1 {
        font-size: 14px;
    }
    
    .fufei2-1-2 {
        font-size: 12px;
    }
    
    .fufei3 {
        padding-left: 15px;
        margin-top: 15px;
    }
    
    .fufei3-1-1 {
        font-size: 15px;
        line-height: 22px;
        width: 100%;
        margin-bottom: 10px;
    }
    
    .fufei3-1-2 {
        width: 100%;
        padding-left: 0;
    }
    
    .fufei3-1-2 p {
        font-size: 13px;
        padding-bottom: 8px;
    }
    
    /* 个人支付 */
    .geren {
        margin-top: 20px;
    }
    
    /* 优化二维码显示 */
    .geren1 {
        width: 160px;
        height: 160px;
        margin: 0 auto;
        float: none;
        display: block;
        border-radius: 8px;
        overflow: hidden;
    }
    
    .geren2 {
        margin-top: 20px;
        text-align: center;
    }
    
    .geren2 p {
        font-size: 28px;
    }
    
    .geren2 span {
        font-size: 13px;
    }
    
    .geren3 {
        height: 45px;
        line-height: 45px;
        font-size: 15px;
        margin-top: 25px;
    }
    
    /* 企业汇款 */
    .duigong1 {
        margin-top: 30px;
        margin-bottom: 20px;
    }
    
    .duigong1 p {
        font-size: 28px;
        margin-bottom: 8px;
    }
    
    .duigong1 span {
        font-size: 13px;
    }
    
    .duigong2 {
        padding-right: 15px;
    }
    
    .duigong2-1 {
        font-size: 13px;
        margin-bottom: 12px;
    }
    
    .duigong2-2 {
        font-size: 12px;
    }
    
    .duigong2-2 p {
        line-height: 20px;
        margin-bottom: 5px;
    }
    
    .duigong2-3 {
        height: 45px;
        line-height: 45px;
        font-size: 15px;
        margin-top: 25px;
    }
    
    /* 服务保障 */
    .fufei4 {
        padding-top: 15px;
        margin-top: 15px;
        margin-bottom: 40px;
        width: 100%;
    }
    
    .fufei4-1 {
        font-size: 15px;
        line-height: 22px;
        margin-bottom: 12px;
        width: 100%;
    }
    
    .fufei4-2 {
        font-size: 12px;
        line-height: 16px;
        width: 100%;
    }
    
    .fufei4-2-1 {
        width: 100%;
        margin-bottom: 8px;
    }
}

/* 超小屏幕 (≤375px) */
@media (max-width: 375px) {
    /* 进一步优化小屏幕 */
    .kuang2-1 {
        padding-top: 15px;
    }
    
    .tab-btn {
        padding: 10px 3px;
    }
    
    .kuang1-1 p {
        font-size: 18px;
        line-height: 26px;
    }
    
    .kuang1-1 span {
        font-size: 13px;
    }
    
    .jieshao1-1-1 p {
        font-size: 18px;
        line-height: 24px;
    }
    
    .jieshao1-1-2 {
        font-size: 22px;
        transform: translateY(-28px);
    }
    
    .kuang2-1-1 {
        font-size: 14px;
    }
    
    .kuang2-1-1-1 p {
        font-size: 14px;
    }
    
    .kuang2-1-1-1 span {
        font-size: 13px;
    }
    
    .geren1 {
        width: 140px;
        height: 140px;
    }
    
    .geren2 p {
        font-size: 24px;
    }
    
    .duigong1 p {
        font-size: 24px;
    }
}

/* 横屏优化 */
@media (max-height: 600px) and (orientation: landscape) {
    .kuang2 {
        height: auto;
        min-height: 100vh;
    }
    
    .geren1 {
        width: 120px;
        height: 120px;
    }
    
    .geren2 {
        margin-top: 15px;
    }
    
    .geren3, .duigong2-3 {
        margin-top: 20px;
    }
    
    .geren4, .duigong2-4 {
        margin-bottom: 30px;
    }
}

/* ==================== 表单弹窗样式 ==================== */
.payment-form-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9999;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.payment-form-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.payment-form-container {
    background: #1F2937;
    border-radius: 0.83vw;
    width: 90%;
    max-width: 41.67vw;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    padding: 2.08vw;
    box-shadow: 0 0 2.08vw rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.payment-form-modal.show .payment-form-container {
    transform: scale(1);
}

.payment-form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.56vw;
    padding-bottom: 1.04vw;
    border-bottom: 1px solid #374151;
}

.payment-form-title {
    color: #D4FE94;
    font-size: 1.67vw;
    font-weight: 600;
}

.payment-form-close {
    width: 2.08vw;
    height: 2.08vw;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #374151;
    transition: all 0.3s ease;
}

.payment-form-close:hover {
    background: #4B5563;
    transform: rotate(90deg);
}

.payment-form-close svg {
    width: 1.04vw;
    height: 1.04vw;
    stroke: #fff;
}

.payment-form-body {
    width: 100%;
}

.form-group {
    margin-bottom: 1.30vw;
}

.form-label {
    display: block;
    color: #D1D5DB;
    font-size: 0.94vw;
    font-weight: 500;
    margin-bottom: 0.52vw;
}

.form-label.required:after {
    content: "*";
    color: #EF4444;
    margin-left: 0.26vw;
}

.form-input {
    width: 100%;
    padding: 0.78vw 1.04vw;
    background: #111827;
    border: 1px solid #374151;
    border-radius: 0.42vw;
    color: #fff;
    font-size: 0.94vw;
    transition: all 0.3s ease;
    outline: none;
}

.form-input:focus {
    border-color: #D4FE94;
    box-shadow: 0 0 0 0.21vw rgba(212, 254, 148, 0.1);
}

.form-input::placeholder {
    color: #6B7280;
}

.form-textarea {
    min-height: 6.25vw;
    resize: vertical;
    font-family: inherit;
}

.form-file-wrapper {
    position: relative;
}

.form-file-input {
    display: none;
}

.form-file-label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.78vw 1.04vw;
    background: #111827;
    border: 1px dashed #374151;
    border-radius: 0.42vw;
    color: #9CA3AF;
    font-size: 0.94vw;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-file-label:hover {
    border-color: #D4FE94;
    background: rgba(212, 254, 148, 0.05);
}

.form-file-label svg {
    width: 1.25vw;
    height: 1.25vw;
    margin-right: 0.52vw;
}

.file-name {
    display: block;
    margin-top: 0.52vw;
    color: #D4FE94;
    font-size: 0.83vw;
}

.form-submit-btn {
    width: 100%;
    padding: 0.94vw;
    background: #D4FE94;
    border: none;
    border-radius: 0.42vw;
    color: #000;
    font-size: 1.04vw;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 1.04vw rgba(57, 255, 20, 0.5);
}

.form-submit-btn:hover {
    opacity: 0.8;
    transform: translateY(-0.10vw);
}

.form-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* 响应式 - 平板 */
@media (max-width: 1200px) {
    .payment-form-container {
        max-width: 600px;
        padding: 30px;
        border-radius: 12px;
    }
    
    .payment-form-header {
        margin-bottom: 25px;
        padding-bottom: 15px;
    }
    
    .payment-form-title {
        font-size: 24px;
    }
    
    .payment-form-close {
        width: 36px;
        height: 36px;
    }
    
    .payment-form-close svg {
        width: 18px;
        height: 18px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-label {
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .form-label.required:after {
        margin-left: 4px;
    }
    
    .form-input {
        padding: 12px 16px;
        border-radius: 8px;
        font-size: 16px;
    }
    
    .form-input:focus {
        box-shadow: 0 0 0 3px rgba(212, 254, 148, 0.1);
    }
    
    .form-textarea {
        min-height: 100px;
    }
    
    .form-file-label {
        padding: 12px 16px;
        border-radius: 8px;
        font-size: 16px;
    }
    
    .form-file-label svg {
        width: 20px;
        height: 20px;
        margin-right: 8px;
    }
    
    .file-name {
        margin-top: 8px;
        font-size: 14px;
    }
    
    .form-submit-btn {
        padding: 15px;
        border-radius: 8px;
        font-size: 18px;
        box-shadow: 0 0 18px rgba(57, 255, 20, 0.5);
    }
    
    .form-submit-btn:hover {
        transform: translateY(-2px);
    }
}

/* 响应式 - 移动端 */
@media (max-width: 768px) {
    .payment-form-container {
        max-width: 90%;
        padding: 25px 20px;
    }
    
    .payment-form-title {
        font-size: 20px;
    }
    
    .payment-form-close {
        width: 32px;
        height: 32px;
    }
    
    .payment-form-close svg {
        width: 16px;
        height: 16px;
    }
    
    .form-label {
        font-size: 15px;
    }
    
    .form-input {
        padding: 10px 14px;
        font-size: 15px;
    }
    
    .form-file-label {
        padding: 10px 14px;
        font-size: 15px;
    }
    
    .form-submit-btn {
        padding: 13px;
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .payment-form-container {
        padding: 20px 15px;
        border-radius: 10px;
    }
    
    .payment-form-header {
        margin-bottom: 20px;
        padding-bottom: 12px;
    }
    
    .payment-form-title {
        font-size: 18px;
    }
    
    .payment-form-close {
        width: 28px;
        height: 28px;
    }
    
    .form-group {
        margin-bottom: 16px;
    }
    
    .form-label {
        font-size: 14px;
        margin-bottom: 6px;
    }
    
    .form-input {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .form-textarea {
        min-height: 80px;
    }
    
    .form-file-label {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .form-file-label svg {
        width: 18px;
        height: 18px;
    }
    
    .file-name {
        font-size: 12px;
    }
    
    .form-submit-btn {
        padding: 12px;
        font-size: 15px;
    }
}