body {
    background-color: var(--bg);
}
main {
    box-sizing: border-box;
    width: calc(100% - 24px);
    /*减去左右12px*2 */
    margin:12px auto;
    max-width: 1200px;
    padding:30px;
    border-radius: 8px;
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.02);
    background: #fff;
}
/*产品型号*/
 .prtitle {
    display: block;
    padding:0 0 16px;
    max-width:100%;
    box-sizing:border-box;
    text-align:left;
    text-align: justify;
    justify-content: space-around;
    word-break:break-all;
    line-height:1.2;
    font-weight:600;
    font-size:3.4rem;
    color:#343434;
    overflow: hidden;
}
.server-list {
    list-style: none;
}
.server-list > li > div {
    color:#111;
}
/*垂直居中内容*/
 .server-list > li > div {
    text-align: left;
}
.group {
    margin-bottom:20px;
    display: flow-root;
    /*margin不重叠*/
}
.group > div {
    box-sizing: border-box;
}
.mod-a {
    display: flex;
    flex-wrap: wrap;
    column-gap: 20px;
    /*左右间距*/
    row-gap:0;
    /*上下间距*/
}
.mod-a > div {
    width: calc((100% - 20px) / 2);
    /*每行2个*/
}
.mod-d {
    display: flex;
    flex-wrap: wrap;
    column-gap: 30px;
    row-gap:0;
}
/*菜单*/
 .option {
    display: block;
    align-items: left;
    position: relative;
    margin:6px 0 24px;
    padding:0;
}
.option.has-menu {
    position: relative;
}
.config .option:before, .system:before, .billing-group:before {
    display: block;
    content:attr(data-type);
    margin:0 0 8px;
    padding:0 0 0 14px;
    width:100%;
    font-weight:500;
    font-size:1.8rem;
    line-height: 1.5;
    color:#000;
    background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" version="1.1"><rect width="4" height="14" style="fill:rgb(6,168,108)" /></svg>');
    background-size:100%;
    background-position:0 6px;
}
/*处理器,内存,硬盘,带宽,ip: 标题*/
 .current {
    display: block;
    padding:8px 8px 8px 10px;
    border-radius:4px;
    font-weight:500;
    font-size:1.48rem;
    line-height: 1.5;
    background: transparent;
    cursor: default;
    /* 指针不变 */
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-tap-highlight-color: transparent;
}
/*处理器,内存,硬盘,带宽,ip: 内容*/
 .option.has-menu .current {
    cursor: pointer;
}
/* 有菜单才显示指针 */
 .option.has-menu .current:hover {
    background: #fff;
}
.current::after {
    content:"";
    /*默认无内容 */
}
.option-menu div {
    white-space: normal;
    /* 允许内容换行 */
}
.server-list li .option[data-type="处理器"] > .current {
    word-break:break-all;
    /*英文强制换行*/
}
.option .current {
    height:22px;
    border:#ddd 1px solid;
    background:#FEFEFE;
}
.option:has(.option-menu) .current {
    background:#FEFEFE;
}
/* 有option-menu时 */
 .option:not(:has(.option-menu)) .current {
    background:#F5F5F5;
    cursor:not-allowed;
}
/* 无option-menu时 */
 .option .current::after {
    content:"　";
    display: inline-block;
    float:right;
    width:14px;
    font-size:1rem;
    vertical-align: middle;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg width='64' height='64' viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpolyline points='112 184 256 328 400 184' stroke='%23666' stroke-linecap='square' stroke-miterlimit='10' stroke-width='40'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size:92%;
}
.option .current::after {
    background-position:3px 5px;
}
/*点击前背景图标位置*/
 .option.has-menu.open .current::after {
    transform:rotate(180deg);
    background-position:-1.8px -1px;
}
/*点击后背景图标位置*/
 .option.has-menu.open .current {
    border:#ddd 1px solid;
    background: #fff;
}
/*点击之后样式*/
 .config .option .option-menu {
    box-sizing: border-box;
    display:none;
    position: absolute;
    left:0;
    top:108%;
    width:100%;
    border: 1px solid #ddd;
    background: #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    z-index: 10;
    overflow-wrap: break-word;
    /* 允许换行 */
}
.option .option-menu div {
    padding: 6px 10px;
    font-size: 1.48rem;
    line-height: 1.5;
    font-weight:500;
    text-align: left;
    cursor: pointer;
}
.option .option-menu > div:not(:last-child) {
    border-bottom: 1px solid #eee;
}
.option .option-menu > div:first-child {
    border-radius: 6px 6px 0 0;
}
.option .option-menu > div:last-child {
    border-radius: 0 0 6px 6px;
}
.option .option-menu > div:only-child {
    border-radius: 6px;
}
/*一个div时*/
 .option .option-menu > div:hover {
    background: #f0f0f0;
}
.config .option .option-menu div.selected::after {
    content:"　";
    padding:0;
    display: inline-block;
    width:22px;
    background-image: url("data:image/svg+xml,%3Csvg width='64' height='64' viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpolyline points='416 128 192 384 96 288' stroke='%2306a86c' stroke-linecap='square' stroke-miterlimit='10' stroke-width='66'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size:76%;
    background-position:6px 4px;
}
.system .option {
    margin-bottom:26px;
    padding:16px 20px 20px;
    border-radius:8px;
    background: #F6F6F6;
}
.system .option .option-menu {
    box-sizing: border-box;
    display:none;
    position: absolute;
    left:20px;
    top:89%;
    width: calc(100% - 40px);
    border: 1px solid #ddd;
    background: #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    z-index: 10;
    overflow-wrap: break-word;
    /* 允许换行 */
}
.system .option:before {
    display: block;
    content:attr(data-type);
    margin:0 0 16px;
    padding:2px 0 0 40px;
    font-weight:500;
    font-size:1.8rem;
    line-height: 1.5;
    color:#000;
}
/*系统选择*/
 .system .option {
    background-repeat: no-repeat;
    background-size:8%;
    background-position:18px 16px;
}
.system .option[data-type="Windows"] {
    background-image: url('os/windows.svg');
}
.system .option[data-type="Centos"] {
    background-image: url('os/centos.svg');
}
.system .option[data-type="Ubuntu"] {
    background-image: url('os/ubuntu.svg');
}
.system .option[data-type="Debian"] {
    background-image: url('os/debian.svg');
}
.system .option[data-type="RockyLinux"] {
    background-image: url('os/rockylinux.svg');
}
.system .option[data-type="AlmaLinux"] {
    background-image: url('os/almalinux.svg');
}
.system .option[data-type="ProxmoxVE"] {
    background-image: url('os/proxmoxve.svg');
}
.system .option[data-type="Arch"] {
    background-image: url('os/linux.svg');
}
.system .option[data-type="Fedora"] {
    background-image: url('os/fedora.svg');
}
.option .choose {
    position: absolute;
    top: 0;
    right: 0;
    width:36px;
    height:36px;
    background: #06A86C;
    clip-path: polygon(100% 0, 100% 100%, 0 0);
    /* 右上角三角形 */
    border-top-right-radius:8px;
    display: none;
    /* 默认隐藏 */
    z-index: 1;
}
/* 对号（使用伪元素） */
 .option .choose::after {
    content:"　";
    position: absolute;
    left:0;
    right:2px;
    top:2px;
    bottom: 0;
    z-index: 2;
    background-image: url("data:image/svg+xml,%3Csvg width='64' height='64' viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg' fill='none'%3E%3Cpolyline points='416 128 192 384 96 288' stroke='%23fff' stroke-linecap='square' stroke-miterlimit='10' stroke-width='66'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size:45%;
    background-position:18px 1px;
}
.option .choose {
    display: none;
}
.option.system-selected .choose {
    display: block;
}
@media (min-width:768px) {
    .mod-a, .mod-b, .mod-c {
        display: flex;
        flex-wrap: wrap;
        column-gap: 30px;
        /*左右间距*/
        row-gap:0;
        /*上下间距*/
    }
    .mod-a > div {
        width: calc((100% - 90px) / 4);
        /*每行4个*/
    }
    .mod-b > div {
        width: calc((100% - 30px) / 2);
        /*每行2个*/
    }
    .mod-c > div {
        width: calc((100% - 60px) / 3);
        /*每行3个*/
    }
    .system:before {
        margin:0 0 6px;
    }
    .system .option {
        background-size:12%;
        background-position:16px 16px;
    }
    .system .option:before {
        margin:0 0 20px;
        padding:6px 0 0 50px;
        font-size:1.88rem;
        line-height: 1.5;
    }
}
/* 倒直角三角形 */
 .option-menu::before {
    content:"";
    position: absolute;
    top: -5px;
    left:10%;
    width:8px;
    height:8px;
    background: #fff;
    border-left: 1px solid #ddd;
    border-top: 1px solid #ddd;
    transform: translateX(-50%) rotate(45deg);
    z-index:20;
}
.option-menu.hovering::before {
    background: #f0f0f0;
}
/* 复制提示 */

/* .copy-tip::before {content: "配置已复制";} */
 .copy-tip {
    display:none;
    position:fixed;
    top:50%;
    left:50%;
    padding:12px 24px;
    font-size: 1.8rem;
    max-width: 90%;
    transform:translate(-50%, -50%);
    border-radius:6px;
    background:#333;
    color:#fff;
    z-index:999;
}
@media(min-width:768px) {
    .copy-tip {
        font-size:1.6rem;
    }
}
/*价格*/
 .billing {
    margin-bottom:20px;
    padding:18px 0;
    border: 1px solid #F6F6F6;
    cursor: pointer;
    border-radius:6px;
    font-weight:500;
    font-size:1.6rem;
    color:#111;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #F6F6F6;
}
.billing.selected {
    border:1px solid #00c87f;
    background: #ECF7F3;
}
.price {
    margin-left:-2px;
    font-size:3.6rem;
    line-height:0.9;
    color: #d9534f;
    display:block;
    font-weight:500;
}
.price .unit {
    font-size:1.8rem;
    color: #333;
    margin-left:2px;
    font-weight:500;
}
.origin {
    color: #999;
    text-decoration: line-through;
    text-decoration-thickness: 1.4px;
    font-size:2rem;
    margin-left:6px;
}
.copyconfig {
    padding:16px 0 0;
}
.copyconfig button {
    display: block;
    box-sizing: border-box;
    margin: 0;
    width: 100%;
    height:40px;
    font-size:1.6rem;
    line-height:1.5;
    font-weight:400;
    color:#fff;
    border:#00c87f 2px solid;
    border-radius:6px;
    background:#00c87f;
    cursor:pointer;
}
.copyconfig button:hover {
    color:#fff;
    border:#008833 2px solid;
}
.purchase-container {
    display: flex; 
    gap: 30px;
    align-items: flex-start;
    max-width: 1200px;
    margin: 11px auto;
    padding: 20px;
}

/* --- 核心修复：移动端适配 --- */
@media (max-width: 992px) {
    .purchase-container {
        /* 在手机/平板端改为垂直排列 */
        flex-direction: column;
        /* 左右间距改小，适应小屏幕 */
        padding: 10px;
        gap: 20px;
    }

    .config-left, 
    .price-sidebar {
        /* 让左右两块在手机端都占满 100% 宽度 */
        width: 100%;
    }

    .price-sidebar {
        /* 手机端取消侧边栏固定，让它排在下方 */
        position: static;
        order: 2; /* 确保侧边栏在配置项后面 */
    }
}
.config-left {
    flex: 1;
    /* 占据剩余宽度 */
    min-width: 0;
}
.price-sidebar {
    width: 350px;
    position: sticky;
    top: 100px;
    /* 距离 header 底部的距离 */
    z-index: 10;
}
/* 适配移动端：改为上下结构 */
 @media (max-width: 992px) {
    .purchase-container {
        flex-direction: column;
    }
    .price-sidebar {
        width: 100%;
        position: static;
        /* 手机端不需要跟随，或者改为底部固定 */
    }
}
.option .current {
    display: block;
    white-space: nowrap;
    /* 强制不换行 */
    overflow: hidden;
    /* 隐藏溢出部分 */
    text-overflow: ellipsis;
    /* 超出部分显示省略号 ... */
    padding-right: 25px;
    /* 为右侧的小箭头留出空间 */
    /* line-height: 40px;         */
    /* height: 40px; */
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding-left: 10px;
    background: #fff;
    cursor: pointer;
}