/* ================= 公共样式 ================= */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:"Microsoft YaHei",sans-serif;
    color:#111;
}

/* ================= 语言切换（所有页面通用） ================= */

.language-box{
    position:relative;
}

.language-btn{
    width:220px;
    height:86px;
    border:none;
    border-radius:32px;
    background:white;
    font-size:26px;
    font-weight:800;
    cursor:pointer;
    box-shadow:0 12px 30px rgba(0,0,0,.08);
    transition:.25s;
    display:flex;
    align-items:center;
    justify-content:center;
    gap:12px;
}

.lang-icon{
    font-size:32px;
}

.language-btn:hover{
    transform:translateY(-2px);
}

.language-dropdown{
    position:absolute;
    top:100px;
    left:0;
    width:220px;
    background:white;
    border-radius:26px;
    overflow:hidden;
    box-shadow:0 20px 50px rgba(0,0,0,.12);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:.25s;
    z-index:999;
}

.language-box:hover .language-dropdown{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
}

.language-item{
    width:100%;
    padding:22px;
    font-size:24px;
    font-weight:700;
    border:none;
    background:white;
    cursor:pointer;
    transition:.2s;
}

.language-item:hover{
    background:#f3f5fb;
}

/* ================= 语言切换 - 移动端适配 ================= */

@media screen and (max-width: 900px) {
    .language-btn{
        width:160px;
        height:56px;
        font-size:20px;
    }

    .lang-icon{
        font-size:24px;
    }

    .language-dropdown{
        top:68px;
        width:160px;
    }

    .language-item{
        padding:16px;
        font-size:18px;
    }
}