.head_top{background:url(https://www.utsource.net/Images/eco/eco_bg.jpg) no-repeat;height:600px;position:relative;}
.laji_arce{background:url(https://www.utsource.net/Images/act/eco/eco_bg3.jpg) no-repeat;height:540px;}
.xinpian_arce{background:url(https://www.utsource.net/Images/act/eco/eco_xinpian.jpg) no-repeat;height:600px;}
.title{color:#fff;font-size:44px;padding:200px 130px 0 630px;width:884px;}
.title2{color:#fff;font-size:28px;font-weight:bold;}
.wasp{width:1300px;margin:auto;padding-top:60px;position:relative;z-index:2;}
.p_b{font-weight:bold;color:#327135;padding-bottom:20px;font-size:20px;margin: 0;}
.wenzi{padding-bottom:20px;font-size:16px;color:#323232;}
.wenzi3{font-size:28px;color:#323232;padding-bottom: 8px;}
.wenzi2{font-size:16px;}
.eco_wenzi_34{padding-left:20px;}
.tasg{font-size:18px;font-weight:bold;background:#ffc000;border-top-right-radius:10px;border-bottom-right-radius:10px;color:#323232;padding:6px 16px 6px 10px;}
.backHome{position:absolute;left:300px;padding:40px 80px;top:0;}


/* 全局样式和变量 */
:root {
    --blue-600: #2563eb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --white: #ffffff;
    --green-500: #22c55e;
    --green-600: #16a34a;
    --red-500: #ef4444;
    --black-opacity-50: rgba(0, 0, 0, 0.5);
}
/* 针对 WebKit 内核的浏览器 (例如 Chrome, Safari, Edge, Opera) */
/* 隐藏外部和内部的旋转按钮 */
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
    -webkit-appearance: none; /* 移除默认的 WebKit 样式 */
    margin: 0; /* 移除可能存在的边距 */
}

/* 针对 Firefox 浏览器 */
/* 将输入框的默认外观设置为文本域，从而隐藏箭头 */
input[type=number] {
    -moz-appearance: textfield;
}

p{margin: 0}
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--gray-100);
    margin: 0;
    color: var(--gray-700);
}

/* 导航栏样式 */
.header {
    /*            background-color: var(--gray-800);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);*/
    /*            position: sticky;
    top: 0;*/
    z-index: 40;
    position: absolute;
    width: 100%;
}

.navbar {
    max-width: 1300px;
    margin: 0 auto;
    padding-top: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    /*height: 64px;*/
}

.logo {
    color: #fff;
    font-weight: 700;
    font-size: 20px;
}

.logo span {
    color: #60a5fa; /* text-blue-400 */
}



.nav-links {
    display: flex;
    align-items: baseline;
    gap: 16px;
}

.nav-link {
    padding: 8px 6px;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    transition: color 0.2s, background-color 0.2s;
}

.nav-link:hover {
    color: #30e46b;
}

.nav-link.active {

    color: #30e46b;
}

/* Hero Section */
.hero-section {
    height: 460px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-title {
    font-size: 72px;
    font-weight: bold;
    color: #fff;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.6);
}

/* 内容卡片 */
.content-card {
    /*background-color: #fff;*/
    padding: 46px 60px 60px 60px;
    border-radius: 12px;
    /*box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);*/
    width: 1300px;
    margin: 80px auto 32px auto;
    position: relative;
}
.tabs5{font-size: 18px; font-weight: bold; color: #222;position: absolute;text-align: center;}
/* 表单样式 */
.form-container {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-label {
    font-weight: bold;
    color: #444;font-size: 16px;
}

.form-input {
   height: 44px;
    margin-left: 10px;
    border: 1px solid #a0bda0;
    border-radius: 6px;padding-left: 10px;
    box-sizing: border-box;
    width: 376px;color: #222;font-size: 16px;font-weight: bold;
}
.form-input:focus {
    outline: none;
    border-color: #5d915d;
    /*box-shadow: 0 0 0 1px var(--blue-600);*/
}

.form-radio-group, .form-checkbox-group {
    display: flex;
    align-items: center;
    gap: 24px;
}

.form-radio-label {
    margin-left: 8px;

}

.submit-btn {
    background-color: #3fa343;
    color: #fff;
    font-weight: bold;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.3s;
    align-self: center;
    line-height: 50px;font-size: 21px;
    height: 50px;
}

.submit-btn:hover {
    background-color: var(--green-600);
}

.file-upload-btn {
    padding: 8px 16px;
    background-color: var(--gray-200);
    color: var(--gray-700);
    border-radius: 6px;
    cursor: pointer;
}
.file-upload-btn:hover {
    background-color: var(--gray-300);
}

.file-name-display {
    margin-left: 12px;
    color: var(--gray-500);
}


/* 模态框样式 */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background-color: var(--black-opacity-50);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
}

.modal-content {
    background-color: #fff;
    padding: 32px;
    border-radius: 8px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    text-align: center;
}

.modal-btn {
    margin-top: 24px;
    background-color: var(--blue-600);
    color: #fff;
    font-weight: 700;
    padding: 8px 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.modal-btn:hover {
    background-color: #1d4ed8;
}

/* 通用工具类 */
.hidden {
    display: none;
}
.text-center {
    text-align: center;
}
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }
.space-y-8 > *:not([hidden]) ~ *:not([hidden]) {
    margin-top: 32px;
}
.flex-items-start {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.text-xl { font-size: 20px; }
.font-semibold { font-weight: 600; }
.text-gray-600 { color: var(--gray-600); }
.mt-1 { margin-top: 4px; }

/* 表格样式 */
.table-container { overflow-x: auto; }
.table { min-width: 100%;
    background-color: #fff;
    border-spacing: 0;    border-collapse: collapse;
    border: 1px solid #e8e8e8;
    border-radius: 26px;
    overflow: hidden;}
.table th, .table td { padding:0 0 0 10px; border: 1px solid #e8e8e8; text-align: left;font-size: 18px;line-height: 69px;}
.table thead th{ font-size: 24px;font-weight: bold; }
.table td.img{padding: 0;}
.table td.img div{display: flex;justify-content: center;align-items: center;}

    /* 联系我们页面 */
.contact-container { display: flex; flex-wrap: wrap; align-items: center; gap: 32px; }
.contact-info { width: 100%; }
.contact-image { width: 100%; }
.contact-image img { border-radius: 8px; width: 100%; height: auto; }






/*页面1*/
/* 统一容器 */
.rc-container {
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* 1. 顶部Hero区域 */
.rc-hero {
    padding: 20px 0;
    background: linear-gradient(to bottom, rgba(224, 238, 224, 0.8), rgba(255, 255, 255, 0));
}
.rc-hero__text {
    font-size: 14px;
    color: #555;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 2. 通用图片廊 */
.rc-gallery {
    display: flex;
    gap: 20px;
}
.rc-gallery__image {
    width: 50%;
    height: auto;
}

/* 3. 优势介绍区域 */
.rc-advantages {
    padding: 30px 0;
    display: flex;
    align-items: center;
    gap: 20px;
}
.rc-advantages__icon {
    max-width: 100px;
}
.rc-advantages__list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.rc-advantages__list li {
    font-size: 14px;
    margin-bottom: 8px;
}

/* 4. 蓝色横幅 */
.rc-banner {
    background-color: #2a4a6b;
    color: #fff;
    padding: 40px 20px;
    text-align: center;
}
.rc-banner__title {
    font-size: 18px;
    font-weight: normal;
    margin: 0 auto;
    max-width: 800px;
}

/* 5. 主要内容区域 */
.rc-main {
    padding: 40px 0;
    background-color: #fff;
}
.rc-main__section {
    margin-bottom: 30px;
}
.rc-main__section:last-child {
    margin-bottom: 0;
}
.rc-main__title {
    font-size: 20px;
    color: #d4a237;
    margin-top: 0;
    margin-bottom: 20px;
    font-weight: bold;
}
.rc-main__list {
    list-style-type: none;
    padding-left: 0;
    margin: 0;
}
.rc-main__list li {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.6;
}
.rc-main__list li::before {
    content: "•";
    color: #d4a237;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}
.rc-main__image {
    display: block;
    max-width: 100%;
    margin: 30px 0;
}

/* 6. 页脚 */
.rc-footer {
    background-color: #0c1c2c;
    color: #fff;
    text-align: center;
    padding: 40px 20px;
}
.rc-footer__logo {
    max-width: 150px;
    margin-bottom: 15px;
}
.rc-footer__title {
    font-size: 18px;
    margin: 0 0 10px 0;
    font-weight: normal;
    color: #a0b8d0;
}
.rc-footer__text {
    margin: 0;
    font-size: 14px;
    color: #a0b8d0;
}


/* 弹窗遮罩层 */
.modal-overlay {
    /* 默认隐藏 */
    display: none;
    position: fixed; /* 固定定位，覆盖整个屏幕 */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4); /* 半透明黑色背景 */

    /* 使用 Flexbox 将弹窗内容居中 */
    display: flex;
    justify-content: center;
    align-items: center;

    /* 默认隐藏 */
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* 控制弹窗显示 */
.modal-overlay.show {
    visibility: visible;
    opacity: 1;
}

/* 弹窗内容区域 */
.modal-content {
    background-color: white;
    padding: 35px 40px;
    border-radius: 16px; /* 圆角 */
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15); /* 阴影效果 */
    text-align: center; /* 内容居中 */
    width: 90%;
    max-width: 360px; /* 最大宽度 */
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.show .modal-content {
    transform: scale(1);
}


/* 弹窗主标题 */
.modal-content h2 {
    margin-top: 0;
    margin-bottom: 12px;
    font-size: 24px;
    font-weight: normal;
    color: #222;
}

/* 弹窗副标题/描述 */
.modal-content p {
    margin-top: 0;
    margin-bottom: 30px;
    font-size: 18px;
    color: #222;
}

/* "OK" 按钮 */
.modal-button {
    background-color: #8bade7; /* 蓝色背景，与图片相似 */
    color: white; /* 白色文字 */
    border: none;
    border-radius: 20px; /* 椭圆形按钮 */
    padding: 9px 24px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer; /* 鼠标悬浮时显示手形 */
    transition: background-color 0.2s ease; /* 过渡效果 */
}

/* 鼠标悬浮在按钮上时的效果 */
.modal-button:hover {
    background-color: #5570E0; /* 颜色加深 */
}



.footer {
    /*background-color: #5d915d;*/
    margin-top: 120px;
}

.footer-content {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    height: 170px;

}
.footer-1{ display: flex;
    align-items: center;margin-right: 40px;
}
.footer-left{padding-top: 30px;}
.footer-left h3 {
    font-size: 18px;
    color: #666;font-weight: bold;margin: 0;
}
.footer-left p{
    font-size: 14px;
    color: #444;padding-top: 8px;
}
.footer-left p img{vertical-align: middle;margin-right: 2px;}
.footer-left p span{color: #808080;font-size: 12px;padding-left: 10px;}


.footer-links h3 {
    margin-bottom: 15px;
    font-size: 20px;
}

.footer-links p {
    margin: 8px 0;
    font-size: 14px;
}

.footer-bottom {
    text-align: center;
    color: #808080;font-size: 12px;
    line-height: 50px;
}

.footer-bottom p {
    font-size: 14px;
    margin: 0;
}
.wueus{height:220px;width:1200px;padding:0 50px;display:flex;align-items:center;background:#fff;border-radius:220px;margin:auto;margin-bottom: 30px;}
.wueus .youbian{}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-overlay.hidden {
    display: none;
}


.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}
.houwo:hover{color: #327135}


/* 固定浮动联系按钮样式 */
.floating-contact-buttons {
    position: fixed;
    right: 20px;
    bottom: 20%;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.contact-button {
    display: block;
    width: 72px;
    transition: all 0.3s ease;
    text-decoration: none;
}

.contact-button:hover {
    transform: scale(1.1);
}

.contact-button img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* 移动端适配 */
@media (max-width: 768px) {
    .floating-contact-buttons {
        right: 15px;
        bottom: 15%;
    }

    .contact-button {
        width: 50px;
        height: 50px;
    }
}

/* 小屏幕适配 */
@media (max-width: 480px) {
    .floating-contact-buttons {
        right: 10px;
        bottom: 10%;
    }

    .contact-button {
        width: 45px;
        height: 45px;
    }
}
.Chip_arce{}
.Chip_arce .neir_1{display: flex; flex-direction: column;}
.Chip_arce .neir_1 .neir_2{padding: 15px;border-radius: 15px;background: #fff;margin-bottom: 5px;position: relative;display: block;width: 400px;}
.Chip_arce .neir_1 .neir_2 img{border-radius: 10px;}
.Chip_arce .neir_1 .neir_2 .nrtitle{color: #323232;font-size: 14px;display: inline-block;}
.Chip_arce .neir_1 .neir_2 .youtube{    position: absolute;
    top: 40%;
    right: 42%;}


.more{text-align: end;padding-bottom: 10px;}

/* 默认隐藏YouTube播放图标 */
.Chip_arce .neir_1 .neir_2 .youtube {
    position: absolute;
    top: 40%;
    right: 42%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* 当鼠标悬停在test1.png图片上时显示YouTube图标 */
.Chip_arce .neir_1 .neir_2:hover .youtube {
    opacity: 1;
    visibility: visible;
}

/* 可选：为悬停效果添加一些样式增强 */
.Chip_arce .neir_1 .neir_2 img[src*="test1.png"] {
    transition: filter 0.3s ease;
}

.Chip_arce .neir_1 .neir_2:hover img[src*="test1.png"] {
    filter: brightness(0.8);
}
.tu1{width: 400px;height: 260px;object-fit: cover;
    object-position: center bottom;}
.tu2{height: 220px;}