.custom-select {
    width: 4.2rem !important;
    border: none;
    background-color: transparent;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    font-size: 0.3rem;
    color: #333;
    border-radius: 0;

}

.custom-select-wrapper {
    width: 4.6rem;
    height: 1rem;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.select-arrow {
    position: absolute;

    right: 0rem;

    width: 0.15rem;
    height: 0.25rem;
    background-size: 0.15rem 0.25rem;
    background-image: url('../images/arrow_grey_toright_s.png');
}

/* 移除默认箭头（针对IE） */
.custom-select::-ms-expand {
    display: none;
}

/* 全局样式重置 & 基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}

body {
    background-color: #fff;
    color: #333;
    display: flex;
    flex-direction: column;

    margin: 0;
    padding: 0;
    width: 100vw;
    /* 宽度占满屏幕 */
    height: 100vh;
    /* 高度占满屏幕 */
    font-size: 0.28rem;
    /* 基础字体大小，1rem = 100px设计稿尺寸 */
    overflow: hidden;




}

/*reset*/
.nav-bg {
    display: flex;
    flex-direction: row;
    height: 0.94rem;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    overflow: hidden;

}

/* 纺博会顶部图片样式 */
.nav-img {

    width: 6.2rem;
    height: auto;
    object-fit: contain;
    margin-left: 0.2rem;
}

/* 切换语言 */
.changeLanguage_btn {
    margin-right: 0.3rem;
    width: 0.4rem;
    height: 0.4rem;
    transition: transform 0.2s ease;
    cursor: pointer;
}

.changeLanguage_btn:active {
    transform: scale(0.9);
}

.registration-wrap {

    text-align: center;
    font-size: 0.34rem;

    width: 100%;
    height: 0.52rem;
    margin-top: 0.4rem;
    font-weight: bold;
    color: #333;
}

.registration-wrap-bottom {
    width: 0.5rem;
    height: 0.05rem;
    background-color: #A0C736;
    margin-top: 0.1rem;
}

.bottom-wrap-bottom {
    width: 0.5rem;
    height: 0.05rem;
    background-color: white;
}

.expo-content-title-bottom {

    width: 100%;
    height: 0.9rem;
    position: relative;
    left: 0;
    top: -0.74rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.alet-wrap {
    display: flex;
    flex-direction: row;
    align-items: center;
    padding: 0.22rem 0.3rem 0.22rem 0.3rem;

    background-color: #FDFCEC;
    border-radius: 0.1rem;
    margin-top: 0.2rem;

}

.alert-wrap-icon {
    width: 0.32rem;
    height: 0.32rem;
    margin-top: 0px;
}

.alert-wrap-detail {
    font-size: 0.26rem;
    color: #FF6600;
    margin-left: 0.2rem;
}

img {
    max-width: 100%;
    display: block;
    /* 消除图片底部空隙 */
}

a {
    text-decoration: none;
    color: inherit;
}

/* 容器：限制宽度+居中，适配手机端 */
.container {
    max-width: 100%;
    width: 100%;
    padding-left: 0.2rem;
    padding-right: 0.2rem;
    box-sizing: border-box;
    overflow-x: hidden;
    padding-bottom: 2rem;
}

/* 顶部横幅 */
.header-banner {
    width: 100%;
    height: 3.39rem;
    margin-top: 0.09rem;
    margin-left: 0;
    margin-right: 0;
}

/* 模块标题（参观预登记、关于展会内容） */
.section-title {
    font-size: 0.34rem;
    font-weight: bold;
    text-align: center;
    margin-top: 0.1rem;
    width: 100%;
    height: 0.51rem;
    color: white;
    /* position: relative;
    color: white;
    top: -0.77rem;
    left: 0; */
}

/* 温馨提示文字 */
.notice {
    color: #ff9900;
    /* 橙色提示 */
    font-size: 0.28px;
    text-align: center;
    margin-bottom: 0.3px;
}

/* 表单组：标签+输入框/下拉框 */
.form-group {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    height: 1rem;
    position: relative;
}

.form-groupS {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    height: 1rem;

    flex-wrap: nowrap;



}

.form-groupSS-region .form-groupSS-label {
    font-size: 0.3rem;
    margin-left: 0px;
    white-space: nowrap;
    width: 1.7rem !important;
    height: 1rem !important;
    color: #333;
    line-height: 1rem;
    display: inline-block;
}

.form-groupSS-input {
    min-width: 0;
    height: 0.6rem;
    font-size: 0.3rem;
    color: #333;
    border: transparent !important;

    width: 4.6rem;
}

/* 省市区 */
.form-groupSS-region {
    display: flex;
    flex-direction: row;
    align-items: center;
    height: 1rem;
}

.form-groupSS-input:focus {
    border: transparent !important;
    outline: none;
}

.form-groupSS-input::placeholder {
    color: #ccc;
    /* 占位符浅灰色 */
}


.line-wrap {
    margin-left: 0;
    width: 100%;
    height: 0.02rem;
    background-color: #F4F4F4;

}

.form-groupS label {

    font-size: 0.3rem;
    margin-left: 0px;
    white-space: nowrap;

    height: 1rem;
    color: #333;
    line-height: 1rem;
    white-space: nowrap;

}

/* .form-groupS input, */
.form-groupS select {

    flex: 1;
    width: 4.6rem;
    height: 0.6rem;
    font-size: 0.3rem;
    color: #333;
    margin-top: -0.1rem;
    margin-left: 0.3rem;
    border: transparent !important;

}


.form-group label {
    display: block;
    font-size: 0.3rem;
    margin-bottom: 0.05rem;
    white-space: nowrap;
    width: 1.7rem;
    color: #333;

}

.form-group input,
.form-group select {
    flex: 1;
    min-width: 0;
    max-width: 100%;
    font-size: 0.3rem;
    color: #333;
    border: transparent !important;
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border: transparent !important;
    outline: none;
}

.form-group input::placeholder {
    color: #ccc;
    /* 占位符浅灰色 */
}

/* 提交按钮：绿色渐变 */
.btn-submit {
    width: 100%;
    padding: 0.12rem 0;
    background: linear-gradient(to right, #157D40, #A1C736);
    color: #fff;
    font-size: 0.28rem;
    border: none;
    border-radius: 0.2rem;
    margin-top: 0.3rem;
    height: 0.8rem;
}

.btn-submit:active {
    opacity: 0.8;
    /* 点击反馈 */
}

/* 展会内容模块：浅灰背景+内边距 */
.expo-content {
    /* background: linear-gradient(to right,#157D40, #A1C736); */



    border-radius: 0.24rem;
    box-shadow: 0 0.04rem 0.1rem rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-top: 0.6rem;

    display: flex;
    flex-direction: column;
    align-items: center;

}

/* 展会内容模块：浅灰背景+内边距 */
.expo-top-wrap {
    background: linear-gradient(to right, #157D40, #A1C736);
    border-top-left-radius: 0.24rem;
    border-top-right-radius: 0.24rem;
    height: 0.9rem;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;

}

.content-item {
    margin-bottom: 0.6rem;
    align-items: center;
    display: flex;
    flex-direction: column;

}

.content-item h3 {
    font-size: 0.32rem;
    font-weight: bold;
    margin-bottom: 0.2rem;
    text-align: center;
    margin-top: 0.2rem;
}

/* 内容占位区（用户自定义内容用） */
.content-placeholder {
    background-color: #fff;
    padding: 0.3rem;

    font-size: 0.3rem;
    color: #5B5B5B;

    border-bottom-left-radius: 0.2rem;
    border-bottom-right-radius: 0.2rem;
    border-width: 0.01rem;
    border-color: #9CC436;
    border-style: solid;

    height: auto;
    overflow-wrap: break-word;
    word-break: break-word;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
}

.form-wrap {
    border-radius: 0.24rem;
    background-color: white;
    margin-top: 0.2rem;
    max-width: 100%;
    width: 100%;
    height: auto;
    margin-left: 0;
    padding: 0.28rem;
    box-shadow: 0 0.04rem 0.1rem rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
}

/* 底部按钮栏：左右分布 */
.bottom-buttons {
    /* position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    background-color: white !important;
    width: 7.5rem;
    border-top: #ccc;
    border-top-width: 0.01rem; */

    background-color: white !important;

    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    border-top: #ccc;
    border-top-width: 0.01rem;
    flex-direction: row;
    gap: 0.4rem;
    padding-left: 0.2rem;
    padding-right: 0.2rem;
}

.bottom-buttons .btn {

    flex: 1;
    /* 均分宽度 */
    height: 0.8rem;
    background: white;
    color: #157D40;
    font-size: 0.28rem;

    border-radius: 0.2rem;
    margin-top: 0.2rem;
    margin-bottom: 0.35rem;
    border-width: 0.01rem;
    border-color: #157D40;

}

.bottom-buttons .btn1 {
    flex: 1;
    /* 均分宽度 */
    height: 0.8rem;
    background: linear-gradient(to right, #157D40, #A1C736);
    color: #fff;
    font-size: 0.28rem;
    border: none;
    border-radius: 0.2rem;
    margin-top: 0.2rem;
    margin-bottom: 0.65rem;
}



.form-group input:invalid,
.form-group select:invalid {
    border-color: transparent !important;
    outline: none;

    border: transparent !important;
}

/* 输入框选中状态样式 */
.form-group input:focus,
.form-group select:focus {
    outline: none !important;
    border: transparent !important;
}



/* 输入框选中状态样式 */
.form-groupS input:focus,
.form-groupS select:focus {
    outline: none !important;
}

/* 选择地区按钮样式
        .btn-select-region {
            position: relative;
            display: flex;
            justify-content: flex-end;
            align-items: center;
            padding: 8px 16px;
            width: 460px;
            height: 100px;
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 14px;
            background-color: yellow !important;
            overflow: hidden;
        } */

.btn-select-region:hover {
    background-color: #b52700;
}


.form-item textarea {
    height: 100px;
    resize: vertical;
}

.form-submit {
    display: block;
    width: 150px;
    height: 40px;
    margin: 30px auto 0;
    background-color: #ddad00;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.form-submit:hover {
    background-color: #b55800;
}


.form-item label {
    width: 100%;
    text-align: left;
    margin-bottom: 5px;
}

.region-selects {
    flex-direction: column;
}

.region-selects select {
    width: 100%;
    margin-bottom: 10px;
}


/* 省市区选择样式 */
.region-selects {
    display: flex;
    width: 100%;
    gap: 10px;
}

.region-selects select {
    flex: 1;
    min-width: 0;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

#china-region .form-item label {
    width: 120px;
    text-align: right;
    margin-right: 15px;
}

#other-region {
    display: block;
}

/* 补充样式 */
.regist-wrap {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 选择地区按钮样式 */
.btn-select-region {

    left: 1.4rem;
    top: -0.9rem;
    padding: 0.08rem 0.16rem;
    width: 5.3rem;
    height: 0.8rem;
    color: white;
    border: none;
    border-radius: 0.05rem;
    cursor: pointer;
    font-size: 0.14rem;
    background-color: transparent !important;
    position: relative;
    display: flex;
    justify-content: flex-end;
    align-items: center;

}

.btn-select-region:hover {
    background-color: #b52700;
}

.select-icon {
    width: 0.15rem;
    height: 0.25rem;

}

.bottom-wrap {
    display: block;
    height: 1.2rem;
}

.float-wrap {
    position: fixed;
    top: 6.5rem;
    right: 0.2rem;

    display: flex;
    width: 1.2rem;
    height: auto;
    flex-direction: column;
    align-items: center;


}

.float-btn-phone {
    width: 1.20rem;
    height: 1.20rem;
    object-fit: fill;
}

.float-btn-code {
    width: 1.20rem;
    height: 1.20rem;
    object-fit: fill;
}

.expo-content-wrap {
    border-top-left-radius: 0.2rem;
    border-top-right-radius: 0.2rem;
    /* position:fixed;
    top: 0;
    left: 0; */
    width: 100%;
    height: 0.93rem;

}

.expo-content-title {
    font-size: 0.6rem;
    height: 0.9rem;
    text-align: center;
    line-height: 0.9rem;
    color: rgba(255, 255, 255, 0.2);
}

/* 富文本内容统一样式 - 手机端优化 */
.content-placeholder {
    padding: 0.3rem 0.4rem;
    background-color: #fff;
    border-radius: 0.1rem;
    margin: 0.2rem 0.3rem;
    box-shadow: 0 0.02rem 0.1rem rgba(0, 0, 0, 0.05);
}

/* 富文本内容中的段落样式 */
.content-placeholder p {
    font-size: 0.28rem;
    line-height: 1.6;
    color: #333;
    margin-bottom: 0.2rem;
    text-align: justify;
    word-wrap: break-word;
    word-break: break-all;
}

/* 富文本内容中的标题样式 */
.content-placeholder h1,
.content-placeholder h2,
.content-placeholder h3,
.content-placeholder h4,
.content-placeholder h5,
.content-placeholder h6 {
    font-size: 0.32rem;
    font-weight: bold;
    color: #222;
    margin: 0.3rem 0 0.2rem 0;
    line-height: 1.4;
}

.content-placeholder h1 { font-size: 0.36rem; }
.content-placeholder h2 { font-size: 0.34rem; }
.content-placeholder h3 { font-size: 0.32rem; }
.content-placeholder h4 { font-size: 0.30rem; }
.content-placeholder h5 { font-size: 0.28rem; }
.content-placeholder h6 { font-size: 0.26rem; }

/* 富文本内容中的列表样式 */
.content-placeholder ul,
.content-placeholder ol {
    margin: 0.2rem 0;
    padding-left: 0.4rem;
}

.content-placeholder li {
    font-size: 0.28rem;
    line-height: 1.6;
    color: #333;
    margin-bottom: 0.1rem;
}

/* 富文本内容中的链接样式 */
.content-placeholder a {
    color: #007bff;
    text-decoration: none;
    font-size: 0.28rem;
}

.content-placeholder a:hover {
    text-decoration: underline;
}

/* 富文本内容中的图片样式 */
.content-placeholder img {
    max-width: 100%;
    height: auto;
    margin: 0.2rem auto;
    display: block;
    border-radius: 0.05rem;
}

/* 富文本内容中的表格样式 */
.content-placeholder table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.2rem 0;
    font-size: 0.26rem;
}

.content-placeholder th,
.content-placeholder td {
    border: 0.01rem solid #ddd;
    padding: 0.15rem;
    text-align: left;
}

.content-placeholder th {
    background-color: #f8f9fa;
    font-weight: bold;
}

/* 富文本内容中的引用样式 */
.content-placeholder blockquote {
    margin: 0.2rem 0;
    padding: 0.2rem 0.3rem;
    border-left: 0.04rem solid #007bff;
    background-color: #f8f9fa;
    font-style: italic;
    color: #666;
}

/* 富文本内容中的代码样式 */
.content-placeholder code {
    background-color: #f8f9fa;
    padding: 0.05rem 0.1rem;
    border-radius: 0.03rem;
    font-family: 'Courier New', monospace;
    font-size: 0.26rem;
    color: #e83e8c;
}

/* 富文本内容中的强调样式 */
.content-placeholder strong,
.content-placeholder b {
    font-weight: bold;
    color: #222;
}

.content-placeholder em,
.content-placeholder i {
    font-style: italic;
    color: #666;
}

/* 富文本内容中的分割线样式 */
.content-placeholder hr {
    border: none;
    border-top: 0.01rem solid #eee;
    margin: 0.3rem 0;
}

/* 富文本内容中的换行样式 */
.content-placeholder br {
    display: block;
    margin: 0.1rem 0;
}

/* 针对特定容器的额外样式 */
#richTextContainer {
    min-height: 2rem;
}

/* 响应式调整 */
@media screen and (max-width: 375px) {
    .content-placeholder {
        padding: 0.25rem 0.3rem;
        margin: 0.15rem 0.25rem;
    }
    
    .content-placeholder p {
        font-size: 0.26rem;
    }
    
    .content-placeholder h1 { font-size: 0.34rem; }
    .content-placeholder h2 { font-size: 0.32rem; }
    .content-placeholder h3 { font-size: 0.30rem; }
}