body,
html {
    height: 100%;
    font-family: "微软雅黑", PingFang SC, PingFang SC-Medium !important;
    user-select: none;
    -o-user-select: none;
    -ms-user-select: none;
    -moz-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    color: rgba(255, 255, 255, .9);
    background-color: #1d173a;
}

::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
}

.wrapper {
    width: 1440px;
    margin: 0 auto;
}

body,
html,
div {
    margin: 0;
    padding: 0;
}

.body {
    width: 100%;
    margin-top: -36px;
    background-color: #1d173a;
    background-image: url(../image/level-1-rbg.png);
    background-repeat: no-repeat;
    background-position: top right;
}

.level-lbg {
    position: absolute;
    left: 0;
    display: inline-block;
    height: 1300px;
    width: 700px;
    background-image: url(../image/level-1-lbg.png);
    background-color: transparent;
    background-repeat: no-repeat;
    background-position: top left;
}

.pc-nav {
    position: fixed;
    top:0;
    height: 80px;
    width: 100%;
    text-align: center;
    overflow: hidden;
    z-index: 999;
}

.pc-nav .box {
    padding: 0 48px;
    box-sizing: border-box;
}


.pc-nav .menu-box {
    position: relative;
    display: none;
    width: 24px;
}


@media (max-width: 1440px) {
    .wrapper {
        width: auto;
    }



}


@media (max-width: 1300px) {

    .pc-nav .box .logo {
        width: 32px;
        background-image: url(../image/m_logo.png);
        margin-right: 46px;
    }

    .pc-nav .box .nav-content {
        width: auto;
    }

}



@media (max-width: 1158px) {
    .pc-nav .box .nav-content {
        width: 0;
    }

    .pc-nav .box .logo {
        float: left;
    }

    .pc-nav .right-box {
        float: right;
    }

    .pc-nav .menu-box {
        display: inline-block;
    }


}








#menu-control {
    position: absolute;
    right: -10px;
    top: 10px;
    cursor: pointer;
    height: 20px;
    width: 20px
}

#menu-control span {
    height: 2px;
    width: 100%;
    display: block;
    position: absolute;
    top: 50%;
    left: 0;
    background: #fff;
    -webkit-transition: background-color 0.20s linear, border-color 0.20s linear, color 0.20s linear, outline-color 0.20s linear;
    -moz-transition: background-color 0.20s linear, border-color 0.20s linear, color 0.20s linear, outline-color 0.20s linear;
    -o-transition: background-color 0.20s linear, border-color 0.20s linear, color 0.20s linear, outline-color 0.20s linear;
    transition: background-color 0.20s linear, border-color 0.20s linear, color 0.20s linear, outline-color 0.20s linear
}

#menu-control span::before,
#menu-control span::after {
    content: '';
    position: absolute;
    left: 0;
    height: 2px;
    width: 100%;
    background: #fff;
    display: block;
    -webkit-transition: bottom 0.20s linear, top 0.20s linear;
    -moz-transition: bottom 0.20s linear, top 0.20s linear;
    -o-transition: bottom 0.20s linear, top 0.20s linear;
    transition: bottom 0.20s linear, top 0.20s linear;
    -webkit-transition-duration: 0.2s, 0.2s;
    -moz-transition-duration: 0.2s, 0.2s;
    transition-duration: 0.2s, 0.2s;
    -webkit-transition-delay: 0.2s, 0;
    -moz-transition-delay: 0.2s, 0;
    transition-delay: 0.2s, 0
}

#menu-control span::before {
    top: -6px;
    -webkit-transition-property: top, -webkit-transform;
    -moz-transition-property: top, -moz-transform;
    transition-property: top, transform
}

#menu-control span::after {
    bottom: -6px;
    -webkit-transition-property: bottom, -webkit-transform;
    -moz-transition-property: bottom, -moz-transform;
    transition-property: bottom, transform
}

.open-sidebar#menu-control span {
    background: none
}

.open-sidebar#menu-control span::before {
    top: 0;
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg)
}

.open-sidebar#menu-control span::after {
    bottom: 0;
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    transform: rotate(-45deg)
}

.open-sidebar#menu-control span::before,
.open-sidebar#menu-control span::after {
    -webkit-transition-delay: 0, 0.2s;
    -moz-transition-delay: 0, 0.2s;
    transition-delay: 0, 0.2s
}



.pc-nav.active {
    background-color: #1d173a
}

.pc-nav .nav-box {
    position: fixed;
    top: 66px;
    background-color: #1d173a;
    display: none;
    padding: 16px 0;
    width: 100%;
}

.pc-nav .nav-item {
    height: 56px;
    font-size: 16px;
    font-weight: 400;
    line-height: 56px;
}

.pc-nav .nav-btn {
    display: inline-block;
    width: 93px;
    height: 36px;
    line-height: 36px;
    border-radius: 100px;
    cursor: pointer;
}

.pc-nav .nav-btn.active {
    background: rgba(255,255,255,0.10);
}


.nav-scroll {
    background: #1d173a;
    box-shadow: 0px 4px 8px 0px rgba(0, 0, 0, 0.40);
}

.pc-nav .logo,
.pc-nav .cont,
.pc-nav .language-btn,
.pc-nav .free-btn,
.pc-nav .space {
    vertical-align: top;
    display: inline-block;
    height: 80px;
}

.pc-nav .logo {
    width: 220px;
    background-image: url(../image/logo.png);
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center left;
}

.pc-nav .logo:hover {
    opacity: 0.8;
    cursor: pointer;
}

.pc-nav .nav-content {
    display: inline-block;
    width: calc(100% - 440px);
    vertical-align: top;
    overflow: hidden;
}

.pc-nav .cont {
    margin: 0 12px;
}

.pc-nav .cont div {
    margin-top: 22px;
    display: inline-block;
    padding: 0 24px;
    height: 36px;
    line-height: 36px;
    text-decoration: unset;
    font-size: 16px;
    color: rgba(255, 255, 255, .9);
    cursor: pointer;
}

.pc-nav .active div,
.pc-nav .click_active div {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 36px;
}

.pc-nav .right-box {
    width: 210px;
    text-align: right;
    display: inline-block;
    vertical-align: top;
}

.pc-nav .language-btn {
    text-align: center;
    margin-top: 22px;
    height: 36px;
    line-height: 36px;
    cursor: pointer;
    width: 66px;
}

.pc-nav .btn {
    cursor: pointer;
    margin-top: 22px;
    display: inline-block;
    box-sizing: border-box;
    height: 36px;
    line-height: 32px;
    padding: 0 20px;
    border: 2px solid rgba(255, 255, 255, 0.20);
    border-radius: 36px;
    color: rgba(14, 210, 228, 1);
    letter-spacing: 1px;
    font-size: 16px;
}

.pc-nav .btn:before {
    content: attr(text);
    position: absolute;
    z-index: 10;
    color: #3688ff;
    mask: linear-gradient(to left, #0ED2E4 0%, transparent);
    -webkit-mask: linear-gradient(to left, #0ED2E4 0%, transparent);
}

.pc-nav .space {
    width: 14%;
    min-width: 100px;
    max-width: 238px;
}

.pc-1-card {
    padding: 0 15%;
    padding-bottom: 136px;
    text-align: center;
}

.pc-1-card .title {
    padding-top: 160px;
    line-height: 68px;
    font-size: 48px;
}

.pc-1-card .tip {
    padding: 24px 0 32px 0;
    line-height: 24px;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.4);
}

.pc-1-card .btn {
    display: inline-block;
    height: 48px;
    padding: 0 26px;
    background-color: #3688ff;
    font-size: 20px;
    border-radius: 24px;
    line-height: 48px;
    cursor: pointer;
    letter-spacing: 2px;
}

.pc-1-card .video-content {
    padding-top: 32px;
}

.pc-1-card .video-box {
    position: relative;
    margin: auto;
    box-sizing: border-box;
    min-width: 658px;
    max-width: 1344px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid #27364B;
    border-radius: 24px;
}

@keyframes scale {
    0% {
        transform: scale(1)
    }

    50%,
    75% {
        transform: scale(1.35)
    }

    100%,
    78% {
        opacity: 0
    }
}

.pc-1-card .play-icon-box {
    display: flex;
    border-radius: 50%;
    cursor: pointer;
    position: absolute;
    top: 16px;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    height: 88px;
    width: 88px;
}

.pc-1-card .play-icon-box::before {
    content: '';
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background-color: #3688ff;
    animation: scale 1.5s infinite cubic-bezier(0, 0, .5, 1);
    animation-delay: .2s;
    transition: .5s all ease;
    transform: scale(1);
}

.pc-1-card .play-icon {
    position: absolute;
    top: 0;
    left: 0;
    height: 88px;
    width: 88px;
    background-image: url(../image/play-icon.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    z-index: 1;
}

.pc-1-card .head {
    position: relative;
    height: 32px;
    padding-bottom: 24px
}

.pc-1-card .circle {
    position: absolute;
    top: 10px;
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%
}

.pc-1-card .circle-1 {
    left: 32px;
    background-color: #EE6A5F
}

.pc-1-card .circle-2 {
    left: 56px;
    background-color: #F5BD4F
}

.pc-1-card .circle-3 {
    left: 80px;
    background-color: #61C454
}

.pc-1-card .video-box {
    padding: 32px
}

.pc-1-card .head .text {
    height: 32px;
    border-radius: 6px;
    text-align: center;
    display: inline-block;
    width: 540px;
    background-color: #2a2f35;
    font-size: 13px;
    line-height: 30px;
    color: rgba(255, 255, 255, 0.6)
}

.pc-1-card .video {
    border-radius: 12px;
    object-fit: cover
}

.pc-2-card {
   
    padding-bottom: 160px;
    text-align: center;
}

.pc-2-card .title {
    padding-bottom: 40px;
    font-size: 48px;
    line-height: 68px;
}

.pc-2-card .list-box {
    min-height: 644px;
    display: flex;
    flex-wrap: wrap;
    padding: 24px 36px 0 36px;
    align-content: flex-start;
    /* 实现居中的流式布局 */
    justify-content: center;
    gap: 16px;
    max-width: 1400px;
    margin: 0 auto;
}

.pc-2-card .list-box .cont {
    vertical-align: top;
    height: 100%;
    margin: 12px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.03);
    overflow: hidden;
    flex: 1;
    min-width: 380px;
    min-height: 280px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    /* 调整宽度约束，增加长度 */
    max-width: 420px;
    /* 确保内容对齐和布局一致性 */
    align-items: center;
    justify-content: flex-start;
}

/* 卡片悬停效果 */
.pc-2-card .list-box .cont:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 8px 16px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* 图标悬停动画 */
.pc-2-card .icon {
    margin: 32px auto 16px auto;
    height: 48px;
    width: 48px;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.pc-2-card .cont:hover .icon {
    transform: scale(1.1) rotate(5deg);
    filter: brightness(1.2);
}

/* 标题悬停动画 */
.pc-2-card .c_title {
    height: 28px;
    line-height: 28px;
    font-size: 20px;
    transition: color 0.3s ease;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 16px;
    box-sizing: border-box;
    /* 调整宽度约束以适应更长的卡片 */
    width: 100%;
    max-width: 388px;
    min-width: 388px;
    /* 确保标题文字渲染一致性 */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
    /* 防止字体回退导致的布局变化 */
    font-family: "微软雅黑", "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    /* 确保文字不会换行 */
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pc-2-card .cont:hover .c_title {
    color: rgba(255, 255, 255, 1);
}

/* 文本悬停动画 */
.pc-2-card .c_text {
    text-align: left;
    padding: 10px 32px 32px 32px;
    box-sizing: border-box;
    line-height: 24px;
    color: rgba(255, 255, 255, 0.60);
    font-weight: 400;
    font-size: 16px;
    overflow: hidden;
    transition: color 0.3s ease;
    word-wrap: break-word;
    word-break: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    white-space: normal;
    hyphens: auto;
    width: 100%;
    flex: 1;
    display: flex;
    align-items: flex-start;
    /* 调整宽度约束以适应更长的卡片 */
    max-width: 356px;
    min-width: 356px;
    /* 确保文字渲染一致性 */
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
    /* 防止字体回退导致的布局变化 */
    font-family: "微软雅黑", "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    /* 强制使用相同的字符间距 */
    letter-spacing: 0;
    /* 确保行高计算一致 */
    line-height: 1.5;
}

.pc-2-card .cont:hover .c_text {
    color: rgba(255, 255, 255, 0.8);
}

/* 自定义脉冲动画 - 只在页面加载时播放一次 */
@keyframes cardPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.1);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 255, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

/* 为每个卡片添加不同的延迟脉冲效果 - 只播放一次 */
.pc-2-card .cont:nth-child(1).animated {
    animation: cardPulse 2s 1 3.5s;
}

.pc-2-card .cont:nth-child(2).animated {
    animation: cardPulse 2s 1 4s;
}

.pc-2-card .cont:nth-child(3).animated {
    animation: cardPulse 2s 1 4.5s;
}

.pc-2-card .cont:nth-child(4).animated {
    animation: cardPulse 2s 1 5s;
}

.pc-2-card .cont:nth-child(5).animated {
    animation: cardPulse 2s 1 5.5s;
}

.pc-2-card .cont:nth-child(6).animated {
    animation: cardPulse 2s 1 6s;
}

/* 卡片内容渐现动画 */
@keyframes contentFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 为卡片内容添加延迟动画 */
.pc-2-card .cont.animated .icon,
.pc-2-card .cont.animated .c_title,
.pc-2-card .cont.animated .c_text {
    opacity: 0;
    animation: contentFadeIn 0.6s ease forwards;
}

.pc-2-card .cont.animated .icon {
    animation-delay: 0.3s;
}

.pc-2-card .cont.animated .c_title {
    animation-delay: 0.4s;
}

.pc-2-card .cont.animated .c_text {
    animation-delay: 0.5s;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .pc-2-card .list-box .cont:hover {
        transform: translateY(-4px);
    }
    
    .pc-2-card .cont:hover .icon {
        transform: scale(1.05) rotate(3deg);
    }
    
    /* 移动端固定宽度调整 */
    .pc-2-card .list-box {
        padding: 16px;
        gap: 12px;
    }
    
    .pc-2-card .list-box .cont {
        max-width: 100%;
        min-width: 320px;
        margin: 0;
    }
    
    .pc-2-card .c_title {
        max-width: 100%;
        min-width: 320px;
    }
    
    .pc-2-card .c_text {
        max-width: 288px;
        min-width: 288px;
    }
}

@media (max-width: 480px) {
    .pc-2-card .list-box .cont:hover {
        transform: none;
        background: rgba(255, 255, 255, 0.06);
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    }
    
    /* 小屏幕固定宽度调整 */
    .pc-2-card .list-box {
        padding: 12px;
        gap: 8px;
    }
    
    .pc-2-card .list-box .cont {
        min-width: 280px;
    }
    
    .pc-2-card .c_title {
        min-width: 280px;
        font-size: 18px;
    }
    
    .pc-2-card .c_text {
        max-width: 248px;
        min-width: 248px;
        font-size: 14px;
    }
}

.pc-3-card {
   
    padding-bottom: 160px;
    text-align: center;
}

.pc-3-card .title {
    padding-bottom: 64px;
    font-size: 48px;
    line-height: 68px;
}

.pc-3-card .title div {
    display: inline-block;
    vertical-align: top
}

.pc-3-card .c_1 {
    color: rgba(255, 255, 255, 0.40)
}

.pc-3-card .list-box {
    padding: 0 36px;
    min-height: 360px;
    display: flex;
    flex-wrap: wrap;
}

.pc-3-card .cont {
    vertical-align: top;
    display: inline-block;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.06) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    min-width: 516px;
    flex: 1;
    margin: 12px;
    display: flex;
    padding: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    min-height: 280px;
}

.pc-3-card .cont::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.08) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.pc-3-card .cont:hover::before {
    opacity: 1;
}

.pc-3-card .cont:hover {
    transform: translateY(-12px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 8px 16px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.pc-3-card .feature-card {
    display: flex;
    width: 100%;
    height: 100%;
    align-items: center;
    gap: 32px;
    padding: 48px;
    box-sizing: border-box;
    position: relative;
    z-index: 2;
}

.pc-3-card .feature-content {
    flex: 1;
    text-align: left;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pc-3-card .feature-title {
    font-size: 26px;
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 24px 0;
    color: rgba(255, 255, 255, 0.95);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pc-3-card .feature-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
}

.pc-3-card .feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transition: transform 0.2s ease;
    min-height: 24px;
}

.pc-3-card .cont:hover .feature-item {
    transform: translateX(4px);
}

.pc-3-card .check-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    background-image: url(../image/level-3-3.png);
    background-repeat: no-repeat;
    background-size: 16px;
    background-position: center;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.pc-3-card .cont:hover .check-icon {
    transform: scale(1.1);
}

.pc-3-card .feature-image {
    width: 200px;
    height: 200px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    align-self: center;
}

.pc-3-card .feature-image::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.pc-3-card .cont:hover .feature-image::before {
    opacity: 1;
}

.pc-3-card .feature-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
    transition: transform 0.4s ease, filter 0.4s ease;
}

.pc-3-card .cont:hover .feature-image img {
    transform: scale(1.05);
    filter: drop-shadow(0 8px 20px rgba(0, 0, 0, 0.4));
}

.pc-3-card .feature-text {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.7);
    transition: color 0.3s ease;
    flex: 1;
}

.pc-3-card .cont:hover .feature-text {
    color: rgba(255, 255, 255, 0.85);
}

.pc-3-card .feature-description {
    font-size: 16px;
    font-weight: 400;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    transition: color 0.3s ease;
}

.pc-3-card .cont:hover .feature-description {
    color: rgba(255, 255, 255, 0.85);
}

.pc-4-card {
    padding-bottom: 160px;
    text-align: center;
    background-image: url(../image/level-4-1.png);
    background-repeat: no-repeat;
    background-position-x: 90%;
    background-position-y: -110px
}

.pc-4-card .title {
    line-height: 68px;
    font-size: 48px;
    padding-left: 15%;
    padding-right: 15%;
}

.pc-4-card .tip {
    padding: 24px 15% 16px 15%;
    line-height: 24px;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.4);
}

.pc-4-card .box {
    min-width: 1024px;
    width: 70%;
    height: 560px;
    margin: 0 auto;
    display:flex;  
    justify-content: center;
}

.pc-4-card .left {
    display: inline-block;
    vertical-align: top;
    width: 384px
}

.pc-4-card .list:first-child {
    margin-top: 88px;
}

.pc-4-card .list {
    text-align: left;
    min-height: 112px;
    border-radius: 12px;
    margin-bottom: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.pc-4-card .list::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.06) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.pc-4-card .list:hover::before {
    opacity: 1;
}

.pc-4-card .list:hover {
    transform: translateX(8px);
    background: rgba(255, 255, 255, 0.04);
}

.pc-4-card .list.active {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform: translateX(12px);
}

.pc-4-card .list.active::before {
    opacity: 1;
}

.pc-4-card .l_title {
    padding: 24px 24px 0 24px;
    height: 28px;
    font-size: 20px;
    line-height: 28px;
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.pc-4-card .list.active .l_title {
    color: rgba(255, 255, 255, 0.95);
}

.pc-4-card .l_text {
    min-height: 24px;
    font-size: 16px;
    line-height: 24px;
    padding: 12px 24px 24px 24px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.60);
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.pc-4-card .list.active .l_text,
.pc-4-card .list:hover .l_text {
    color: rgba(255, 255, 255, 0.75);
}

.pc-4-card .right-media-container {
    display: inline-block;
    vertical-align: top;
    height: 100%;
    margin-left: 48px;
    width: calc(100% - 432px);
    max-width: 912px;
    position: relative;
    overflow: hidden;
}

.pc-4-card .change-media-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.pc-4-card .change-media-item.active {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

.pc-4-card .change-media-item .video-box {
    display: table;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    padding: 16px;
    box-sizing: border-box;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, .1);
    background-color: rgba(255, 255, 255, .03);
    transition: all 0.4s ease;
}

.pc-4-card .change-media-item.active .video-box {
    border-color: rgba(255, 255, 255, .15);
    background-color: rgba(255, 255, 255, .06);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.pc-4-card .change-media-item img {
    border-radius: 12px;
    object-fit: cover;
    width: 100%;
    height: 100%;
    transition: transform 0.4s ease, filter 0.4s ease;
}

.pc-4-card .change-media-item.active img {
    transform: scale(1.02);
    filter: brightness(1.05);
}

.change-media-1,
.change-media-2,
.change-media-3 {
    display: none !important;
}

.change-media-1 {
    display: none;
}

.change-media-2,
.change-media-3 {
    display: none;
}

.pc-5-card {
    padding-bottom: 160px;
    text-align: center;
    background-image: url(../image/level-4-1.png);
    background-repeat: no-repeat;
    background-position-x: 70%;
    background-position-y: -120px
}

.pc-5-card .title {
    line-height: 68px;
    font-size: 48px;
    padding-left: 15%;
    padding-right: 15%;
}

.pc-5-card .tip {
    padding: 24px 15% 16px 15%;
    line-height: 24px;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.4)
}

.pc-5-card .box {
    position: relative;
    width: 1198px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pc-5-card .carousel-container {
    position: relative;
    width: 842px;
    height: 524px;
    margin-left: 5px;
    margin-top: 24px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transform-origin: center;
}

.pc-5-card .carousel-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.pc-5-card .carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.pc-5-card .carousel-slide.active {
    opacity: 1;
    transform: translateX(0);
}

.pc-5-card .carousel-slide.prev {
    transform: translateX(-100%);
}

.pc-5-card .carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    transition: transform 0.6s ease, filter 0.6s ease;
    filter: brightness(1.1) contrast(1.05);
}

.pc-5-card .carousel-slide:hover .carousel-image {
    transform: scale(1.02);
    filter: brightness(1.15) contrast(1.1);
}

.pc-5-card .carousel-indicators {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.pc-5-card .indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.pc-5-card .indicator.active {
    background: #3688ff;
    box-shadow: 0 0 12px rgba(54, 136, 255, 0.6);
    border-color: rgba(255, 255, 255, 0.2);
}

.pc-5-card .indicator:hover {
    background: rgba(255, 255, 255, 0.6);
    transform: scale(1.2);
}

.pc-5-card .carousel-controls {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0;
    pointer-events: none;
    z-index: 10;
    left: 0;
    right: 0;
}

.pc-5-card .carousel-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    pointer-events: auto;
    opacity: 0;
    position: relative;
}

.pc-5-card .carousel-container:hover .carousel-btn {
    opacity: 1;
}

.pc-5-card .carousel-btn:hover {
    background: rgba(54, 136, 255, 0.8);
    border-color: rgba(255, 255, 255, 0.4);
    color: #ffffff;
    transform: scale(1.1);
    box-shadow: 0 4px 16px rgba(54, 136, 255, 0.4);
}

.pc-5-card .carousel-btn:active {
    transform: scale(0.95);
}

.pc-5-card .prev-btn {
    margin-left: 15px;
}

.pc-5-card .next-btn {
    margin-right: 15px;
}

/* 轮播动画效果 */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.pc-5-card .carousel-slide.slide-in-right {
    animation: slideInRight 0.6s ease forwards;
}

.pc-5-card .carousel-slide.slide-in-left {
    animation: slideInLeft 0.6s ease forwards;
}

.pc-5-card .note-icon {
    position: absolute;
    top: 126px;
    left: -30px;
    height: 100px;
    width: 390px;
    /* background-image: url(../image/level-5-2.png); */
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain
}

.pc-5-card .mobile-icon {
    position: absolute;
    top: 132px;
    right: 0;
    height: 598px;
    width: 294px;
    /* background-image: url(../image/level-5-3.png); */
    background-image: url(../image/n2.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain
}

.pc-6-card {
    text-align: center;
    padding-bottom: 160px;
    background: linear-gradient(180deg, #1d173a 0%, #1a1532 100%);
}

.pc-6-card .title {
    line-height: 68px;
    font-size: 48px;
    padding-left: 15%;
    padding-right: 15%;
    margin-bottom: 24px;
}

.pc-6-card .tip {
    padding: 0 15% 80px 15%;
    line-height: 28px;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
}

.pc-6-card .box {
    min-height: 560px;
    max-width: 1200px;
    width: 85%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 64px;
    padding: 48px;
    box-sizing: border-box;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.06) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 32px;
    position: relative;
    overflow: hidden;
}

.pc-6-card .box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(54, 136, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.pc-6-card .left-icon {
    flex: 1;
    height: 460px;
    max-width: 550px;
    background-image: url(../image/level-6-1.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
    border-radius: 20px;
    position: relative;
    z-index: 2;
}

.pc-6-card .right-box {
    flex: 1;
    text-align: left;
    padding-left: 48px;
    position: relative;
    z-index: 2;
}

.pc-6-card .list {
    margin-bottom: 40px;
    padding: 20px 0;
    border-radius: 16px;
    transition: all 0.3s ease;
    position: relative;
}

.pc-6-card .list:hover {
    background: rgba(255, 255, 255, 0.03);
    transform: translateX(8px);
}

.pc-6-card .list:last-child {
    margin-bottom: 0;
}

.pc-6-card .l_title {
    display: flex;
    align-items: center;
    height: auto;
    font-size: 20px;
    line-height: 28px;
    margin: 0 0 12px 0;
    font-weight: 600;
}

.pc-6-card .l_active {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #3688ff 0%, #5ba0ff 50%, #4a9eff 100%);
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    border-radius: 50%;
    margin-right: 16px;
    margin-left: 24px;
    flex-shrink: 0;
    box-shadow: 
        0 4px 12px rgba(54, 136, 255, 0.4),
        0 2px 4px rgba(54, 136, 255, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    transition: all 0.3s ease;
}

.pc-6-card .l_active::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #3688ff, #5ba0ff, #4a9eff);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.pc-6-card .list:hover .l_active::before {
    opacity: 0.3;
}

.pc-6-card .list:hover .l_active {
    transform: scale(1.1);
    box-shadow: 
        0 6px 16px rgba(54, 136, 255, 0.5),
        0 3px 6px rgba(54, 136, 255, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.pc-6-card .l_title div {
    color: rgba(255, 255, 255, 0.95);
    font-weight: 600;
}

.pc-6-card .l_text {
    padding-left: 72px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 16px;
    font-weight: 400;
    line-height: 26px;
    margin: 0;
    transition: color 0.3s ease;
}

.pc-6-card .list:hover .l_text {
    color: rgba(255, 255, 255, 0.85);
}

.pc-6-card .advance {
    margin-left: 4px;
    text-align: center;
    display: inline-block;
    width: 58px;
    height: 24px;
    background: linear-gradient(112deg, #fae8c0, #e9cd94 100%);
    border-radius: 12px;
    font-size: 14px;
    color: #4b2e1d;
    line-height: 24px;
}

.pc-7-card {
    text-align: center;
    padding-bottom: 160px
}

.pc-7-card .title {
    padding-bottom: 64px;
    padding-left: 15%;
    padding-right: 15%;
    line-height: 68px;
    font-size: 48px;
}

.pc-7-card .box {
    position: relative;
    height: 552px;
    max-width: 1128px;
    width: 70%;
    margin: 0 auto;
    padding-bottom: 24px
}

.pc-7-card .swiper,
.pc-7-card #swiper {
    position: relative;
    width: 100%;
    height: 100%;
    min-width: 858px
}

.pc-7-card .swiper .swiper-time {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    width: 100%;
    height: 100%;
    overflow: hidden;
    transition: 0.5s;
    border-radius: 24px;
    box-shadow: 0px 0px 16px 0px rgba(0, 0, 0, 0.30)
}

.pc-7-card .swiper .a {
    cursor: pointer;
    opacity: .5;
    z-index: 23;
    -webkit-transform: perspective(800px) translateX(526px) translateZ(-498px) rotateY(0deg);
    -ms-transform: perspective(800px) translateX(526px) translateZ(-498px) rotateY(0deg);
    transform: perspective(800px) translateX(526px) translateZ(-498px) rotateY(0deg)
}

.pc-7-card .swiper .b {
    opacity: 1;
    z-index: 33;
    -webkit-transform: translateX(0) translateZ(-100px) rotateY(0deg);
    -ms-transform: translateX(0) translateZ(-100px) rotateY(0deg);
    transform: translateX(0) translateZ(-100px) rotateY(0deg)
}

.pc-7-card .swiper .c {
    cursor: pointer;
    opacity: .5;
    z-index: 23;
    -webkit-transform: perspective(800px) translateX(-526px) translateZ(-498px) rotateY(0deg);
    -ms-transform: perspective(800px) translateX(-526px) translateZ(-498px) rotateY(0deg);
    transform: perspective(800px) translateX(-526px) translateZ(-498px) rotateY(0deg)
}

.pc-7-card .swiper .d {
    opacity: 0;
    z-index: -1;
    -webkit-transform: translateX(0) translateZ(-300px) rotateY(0);
    -ms-transform: translateX(0) translateZ(-300px) rotateY(0);
    transform: perspective(500px) translateX(0) translateZ(-253px) rotateY(0)
}

.pc-7-card .swiper-time {
    background-color: #17181b
}

.pc-7-card .left {
    height: 100%;
    vertical-align: top;
    display: inline-block;
    width: 33%
}

.pc-7-card .l_title {
    padding-top: 56px;
    font-size: 32px;
    text-align: left;
    color: rgba(255, 255, 255, 0.90);
    line-height: 46px
}

.pc-7-card .l_title span {
    margin: 0 16px 0 48px;
    display: inline-block;
    vertical-align: top;
    height: 46px;
    width: 40px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: 40px
}

.pc-7-card .l_title div {
    display: inline-block;
    vertical-align: top;
    width: calc(100% - 104px);
    overflow: hidden;
}

.pc-7-card .l_text {
    padding: 32px 48px 0 48px;
    font-size: 16px;
    font-weight: 400;
    text-align: left;
    color: rgba(255, 255, 255, 0.60);
    line-height: 24px;
    overflow: hidden;
}

.pc-7-card .right {
    height: 100%;
    box-sizing: border-box;
    padding: 32px 24px;
    vertical-align: top;
    display: inline-block;
    width: 67%;
    background-image: url(../image/level-7-1.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover
}

.pc-7-card .r_img {
    height: 100%;
    width: 100%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain
}

.pc-7-card .circle-box {
    height: 8px
}

.pc-7-card .circle {
    cursor: pointer;
    vertical-align: top;
    display: inline-block;
    height: 8px;
    width: 8px;
    margin: 0 4px;
    background: rgba(255, 255, 255, 0.40);
    border-radius: 50%
}

.pc-7-card .active {
    background: rgba(255, 255, 255, 0.90)
}

.pc-8-card {
    text-align: center;
    padding-bottom: 160px
}

.pc-8-card .title {
    padding-bottom: 64px;
    line-height: 68px;
    font-size: 48px;
    padding-left: 15%;
    padding-right: 15%;
}

.pc-8-card .box {
    box-sizing: border-box;
    margin: 0 auto;
    padding: 0 30px;
    width: 90%
}

.pc-8-card .list {
    padding-top: 12px;
    margin-bottom: 36px;
    height: 76px;
    box-sizing: border-box;
    overflow: hidden
}

.pc-8-card .list:last-child {
    margin-bottom: 0
}

.pc-8-card .l_icon {
    display: inline-block;
    vertical-align: top;
    height: 64px;
    width: 144px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain
}

.pc-8-card .space {
    display: inline-block;
    vertical-align: top;
    width: 4.5%
}

.pc-9-card {
    min-height: 480px;
    background: transparent;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    width: 100%;
    align-items: stretch;
}

.pc-9-card::before {
    display: none;
}

.pc-9-card .left {
    position: relative;
    flex: 0 0 45%;
    height: 480px;
    padding: 40px 30px 40px 50px;
    box-sizing: border-box;
    z-index: 2;
}

.pc-9-card .right {
    flex: 1;
    padding: 50px 50px 50px 30px;
    box-sizing: border-box;
    position: relative;
    z-index: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.pc-9-card .map-container {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.01);
}

.pc-9-card .map-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #1d173a 0%, rgba(29, 23, 58, 0.8) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    z-index: 1;
}

.pc-9-card .loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.pc-9-card .loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid #3688ff;
    border-radius: 50%;
    animation: mapLoadingSpinner 1s linear infinite;
}

.pc-9-card .loading-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    font-weight: 400;
    text-align: center;
}

@keyframes mapLoadingSpinner {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.pc-9-card .location-pin {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pc-9-card .pin-icon {
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #3688ff, #4a9eff);
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    position: relative;
}

.pc-9-card .pin-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
}

.pc-9-card .location-text {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    font-weight: 500;
}

.pc-9-card .about-section {
    flex: 1;
}

.pc-9-card .contact-section {
    flex-shrink: 0;
}

.pc-9-card .title {
    font-size: 28px;
    text-align: left;
    line-height: 36px;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
}

.pc-9-card .text {
    font-size: 15px;
    font-weight: 400;
    text-align: left;
    color: rgba(255, 255, 255, 0.65);
    line-height: 22px;
    margin-bottom: 0;
}

.pc-9-card .feature-points {
    margin-top: 12px;
}

.pc-9-card .point-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 8px;
    padding: 6px 0;
    border-radius: 0;
    transition: none;
}

.pc-9-card .point-item:hover {
    background: transparent;
    transform: none;
}

.pc-9-card .point-icon {
    color: #3688ff;
    font-size: 12px;
    margin-right: 8px;
    flex-shrink: 0;
    margin-top: 2px;
}

.pc-9-card .point-text {
    color: rgba(255, 255, 255, 0.65);
    font-size: 13px;
    line-height: 20px;
    transition: none;
}

.pc-9-card .point-item:hover .point-text {
    color: rgba(255, 255, 255, 0.65);
}

.pc-9-card .lianxi {
    font-size: 20px;
    text-align: left;
    line-height: 28px;
    margin-bottom: 12px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

.pc-9-card .tip {
    font-size: 14px;
    font-weight: 400;
    text-align: left;
    color: rgba(255, 255, 255, 0.65);
    line-height: 22px;
}

.pc-9-card .contact-item {
    display: flex;
    margin-bottom: 10px;
    padding: 8px 0;
    background: transparent;
    border-radius: 0;
    border: none;
    transition: none;
}

.pc-9-card .contact-item:hover {
    background: transparent;
    border-color: transparent;
    transform: none;
}

.pc-9-card .contact-label {
    color: #3688ff;
    font-weight: 500;
    min-width: 60px;
    flex-shrink: 0;
}

.pc-9-card .contact-address {
    color: rgba(255, 255, 255, 0.7);
    flex: 1;
}

/* 移除旧的样式 */
.pc-9-card .adress,
.pc-9-card .img-box,
.pc-9-card .r_text,
.pc-9-card .icon,
.pc-9-card .beiantext {
    display: none;
}

.pc-tooltip {
    cursor: pointer;
    position: fixed;
    height: 48px;
    width: 48px;
    right: 24px;
    bottom: 64px;
    margin: auto 0;
    border-radius: 50%;
    box-shadow: 0px 0px 8px 0px rgba(54, 136, 255, 0.40);
    background-image: url(../image/set-contact.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: contain;
}

.pc-tooltip:hover .box {
    visibility: visible
}

.pc-tooltip .box {
    visibility: hidden;
    position: absolute;
    left: -328px;
    bottom: -52px;
    width: 312px;
    height: 188px;
    background: #17181B;
    border-radius: 12px;
    z-index: 99;
    transition: all .12s cubic-bezier(.645, .045, .355, 1);
    -moz-transition: all .12s cubic-bezier(.645, .045, .355, 1);
    -webkit-transition: all .12s cubic-bezier(.645, .045, .355, 1);
    -o-transition: all .12s cubic-bezier(.645, .045, .355, 1)
}

.pc-tooltip .list {
    vertical-align: top;
    display: inline-block;
    margin-left: 24px
}

.pc-tooltip .title {
    padding: 16px 0 8px 0;
    text-align: center;
    height: 20px;
    font-size: 14px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.90);
    line-height: 20px
}

.pc-tooltip .image {
    height: 120px;
    width: 120px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover
}

.pc-settop {
    display: none;
    position: fixed;
    cursor: pointer;
    bottom: 144px;
    right: 24px;
    height: 48px;
    width: 48px;
    border-radius: 50%;
}

.pc-settop div {
    position: absolute;
    height: 48px;
    width: 48px;
    background-image: url(../image/set-top.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    box-shadow: 0px;
    box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.60);
    border-radius: 50%;
    background-color: #1d173a;
}

.pc-video-window {
    position: fixed;
    box-sizing: border-box;
    display: none;
    top: 80px;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
    z-index: 999;
    padding: 24px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, .3);
}

.pc-video-window .text {
    position: absolute;
    top: 0;
    right: 0;
    height: 32px;
    width: 32px;
    line-height: 28px;
    text-align: center;
    font-size: 24px;
    cursor: pointer;
}

.pc-video-window video {
    border-radius: 8px;
    outline: unset !important;
    object-fit: contain;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .pc-3-card .cont {
        min-width: 100%;
        margin: 12px 0;
        min-height: 260px;
    }
    
    .pc-3-card .feature-card {
        padding: 32px;
        gap: 24px;
    }
    
    .pc-3-card .feature-title {
        font-size: 24px;
        white-space: normal;
    }
    
    .pc-3-card .feature-image {
        width: 160px;
        height: 160px;
    }
}

@media (max-width: 768px) {
    .pc-3-card .list-box {
        padding: 0 16px;
        flex-direction: column;
    }
    
    .pc-3-card .cont {
        min-height: auto;
    }
    
    .pc-3-card .feature-card {
        flex-direction: column;
        text-align: center;
        padding: 24px;
        gap: 20px;
    }
    
    .pc-3-card .feature-content {
        order: 2;
        text-align: center;
    }
    
    .pc-3-card .feature-image {
        order: 1;
        width: 120px;
        height: 120px;
        align-self: center;
    }
    
    .pc-3-card .feature-title {
        font-size: 22px;
        margin-bottom: 16px;
        white-space: normal;
        text-align: center;
    }
    
    .pc-3-card .feature-list {
        gap: 12px;
    }
    
    .pc-3-card .feature-item {
        justify-content: center;
        text-align: left;
    }
    
    .pc-3-card .feature-text {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .pc-3-card .feature-card {
        padding: 20px;
    }
    
    .pc-3-card .feature-title {
        font-size: 20px;
    }
    
    .pc-3-card .feature-image {
        width: 100px;
        height: 100px;
    }
}

/* 移动端响应式调整 */
@media (max-width: 1200px) {
    .pc-4-card .right-media-container {
        width: calc(100% - 350px);
        margin-left: 32px;
    }
}

@media (max-width: 768px) {
    .pc-4-card .right-media-container {
        width: 100%;
        margin-left: 0;
        margin-top: 24px;
        height: 300px;
    }
    
    .pc-4-card .change-media-item .video-box {
        padding: 12px;
    }
}

/* 自定义动画效果 */
@keyframes zoomIn {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInUp {
    0% {
        opacity: 0;
        transform: translateY(50px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* WOW动画类 */
.zoomIn {
    animation-name: zoomIn;
}

.slideInUp {
    animation-name: slideInUp;
}

.fadeInScale {
    animation-name: fadeInScale;
}

/* 移除旧的video样式 */
.pc-5-card .video {
    display: none;
}

/* 响应式设计优化 */
@media (max-width: 1200px) {
    .pc-5-card .box {
        width: 90%;
        height: auto;
        min-height: 500px;
    }
    
    .pc-5-card .carousel-container {
        width: 70%;
        height: 400px;
        margin: 20px auto;
    }
    
    .pc-5-card .carousel-indicators {
        bottom: -35px;
    }
    
    .pc-5-card .carousel-btn {
        width: 42px;
        height: 42px;
        font-size: 20px;
    }
    
    .pc-5-card .slide-title {
        font-size: 16px;
        padding: 6px 12px;
    }
}

@media (max-width: 768px) {
    .pc-5-card .box {
        width: 95%;
        min-height: 400px;
    }
    
    .pc-5-card .carousel-container {
        width: 90%;
        height: 300px;
        margin: 15px auto;
    }
    
    .pc-5-card .carousel-indicators {
        bottom: -30px;
        gap: 8px;
    }
    
    .pc-5-card .indicator {
        width: 10px;
        height: 10px;
    }
    
    .pc-5-card .carousel-btn {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }
    
    .pc-5-card .carousel-controls {
        padding: 0;
    }
    
    .pc-5-card .slide-title {
        font-size: 14px;
        padding: 4px 8px;
        bottom: 15px;
    }
    
    .pc-5-card .note-icon,
    .pc-5-card .mobile-icon {
        display: none;
    }
}

@media (max-width: 480px) {
    .pc-5-card .carousel-container {
        height: 250px;
    }
    
    .pc-5-card .carousel-btn {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .pc-5-card .carousel-controls {
        padding: 0;
    }
    
    .pc-5-card .prev-btn {
        margin-left: 10px;
    }
    
    .pc-5-card .next-btn {
        margin-right: 10px;
    }
    
    .pc-5-card .slide-title {
        font-size: 12px;
        padding: 3px 6px;
        bottom: 10px;
    }
    
    .pc-5-card .carousel-indicators {
        bottom: -25px;
        gap: 6px;
    }
    
    .pc-5-card .indicator {
        width: 8px;
        height: 8px;
    }
}

/* 第六部分响应式设计 */
@media (max-width: 1200px) {
    .pc-6-card .box {
        width: 90%;
        gap: 48px;
        padding: 40px;
    }
    
    .pc-6-card .left-icon {
        height: 400px;
    }
    
    .pc-6-card .right-box {
        padding-left: 40px;
    }
}

@media (max-width: 968px) {
    .pc-6-card .box {
        flex-direction: column;
        gap: 40px;
        padding: 32px;
        text-align: center;
    }
    
    .pc-6-card .left-icon {
        width: 100%;
        max-width: 400px;
        height: 300px;
    }
    
    .pc-6-card .right-box {
        width: 100%;
        padding-left: 0;
        text-align: left;
    }
    
    .pc-6-card .l_active {
        margin-left: 16px;
    }
    
    .pc-6-card .l_text {
        padding-left: 64px;
    }
    
    .pc-6-card .list:hover {
        transform: translateY(-4px);
    }
}

@media (max-width: 768px) {
    .pc-6-card .box {
        width: 95%;
        padding: 24px;
        gap: 32px;
    }
    
    .pc-6-card .left-icon {
        height: 250px;
    }
    
    .pc-6-card .right-box {
        padding-left: 0;
    }
    
    .pc-6-card .l_title {
        font-size: 18px;
        line-height: 26px;
    }
    
    .pc-6-card .l_active {
        width: 28px;
        height: 28px;
        font-size: 12px;
        margin-right: 12px;
        margin-left: 16px;
    }
    
    .pc-6-card .l_text {
        padding-left: 56px;
        font-size: 15px;
        line-height: 24px;
    }
    
    .pc-6-card .list {
        margin-bottom: 32px;
        padding: 16px 0;
    }
}

@media (max-width: 480px) {
    .pc-6-card .right-box {
        padding-left: 0;
    }
    
    .pc-6-card .l_active {
        margin-left: 8px;
        margin-right: 10px;
    }
    
    .pc-6-card .l_text {
        padding-left: 46px;
        font-size: 14px;
    }
}

/* 关于我们模块响应式设计 - 扁平化风格 */
@media (max-width: 1200px) {
    .pc-9-card .left {
        padding: 30px 25px 30px 40px;
        height: 450px;
    }
    
    .pc-9-card .right {
        padding: 40px 40px 40px 25px;
    }
    
    .pc-9-card .title {
        font-size: 26px;
        line-height: 34px;
        margin-bottom: 14px;
    }
    
    .pc-9-card .about-section {
        margin-bottom: 18px;
    }
    
    .pc-9-card {
        min-height: 450px;
    }
}

@media (max-width: 968px) {
    .pc-9-card .left {
        padding: 25px 20px 25px 30px;
        height: 380px;
    }
    
    .pc-9-card .right {
        padding: 35px 30px 35px 20px;
    }
    
    .pc-9-card .title {
        font-size: 24px;
        line-height: 32px;
        margin-bottom: 12px;
    }
    
    .pc-9-card .text {
        font-size: 14px;
        line-height: 20px;
    }
    
    .pc-9-card .lianxi {
        font-size: 18px;
        line-height: 26px;
        margin-bottom: 10px;
    }
    
    .pc-9-card {
        min-height: 380px;
    }
}

@media (max-width: 768px) {
    .pc-9-card {
        display: block;
        flex-direction: column;
        min-height: auto;
    }
    
    .pc-9-card .left {
        flex: none;
        width: 100%;
        height: 280px;
        padding: 20px;
    }
    
    .pc-9-card .right {
        flex: none;
        width: 100%;
        padding: 30px 20px;
    }
    
    .pc-9-card .title {
        font-size: 22px;
        line-height: 30px;
        margin-bottom: 12px;
    }
    
    .pc-9-card .text {
        font-size: 13px;
        line-height: 18px;
    }
    
    .pc-9-card .feature-points {
        margin-top: 10px;
    }
    
    .pc-9-card .point-item {
        margin-bottom: 6px;
        padding: 4px 0;
    }
    
    .pc-9-card .point-text {
        font-size: 12px;
        line-height: 18px;
    }
    
    .pc-9-card .lianxi {
        font-size: 16px;
        line-height: 24px;
        margin-bottom: 8px;
    }
    
    .pc-9-card .tip {
        font-size: 13px;
        line-height: 20px;
    }
    
    .pc-9-card .contact-item {
        margin-bottom: 8px;
        padding: 6px 0;
    }
    
    .pc-9-card .about-section {
        margin-bottom: 16px;
    }
}

@media (max-width: 480px) {
    .pc-9-card .left {
        height: 240px;
        padding: 15px;
    }
    
    .pc-9-card .right {
        padding: 25px 15px;
    }
    
    .pc-9-card .title {
        font-size: 20px;
        line-height: 28px;
        margin-bottom: 10px;
    }
    
    .pc-9-card .text {
        font-size: 12px;
        line-height: 16px;
    }
    
    .pc-9-card .point-text {
        font-size: 11px;
        line-height: 16px;
    }
    
    .pc-9-card .lianxi {
        font-size: 15px;
        line-height: 22px;
        margin-bottom: 6px;
    }
    
    .pc-9-card .tip {
        font-size: 12px;
        line-height: 18px;
    }
    
    .pc-9-card .contact-item {
        margin-bottom: 6px;
        padding: 4px 0;
    }
}

/* 地图图片样式 */
.pc-9-card .map-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s ease, filter 0.3s ease;
}

.pc-9-card .map-image:hover {
    transform: scale(1.05);
    filter: brightness(1.1);
}

/* 隐藏旧的地图占位符和加载动画样式 */
.map-placeholder,
.loading-container,
.loading-spinner,
.loading-text {
    display: none;
}