:root {
  --theme-main: #166D5B;  /* 新品牌主色 - 提取自新 Logo 的中等深绿色 */
  --theme-light: #7dc99b; /* 新辅助亮色 - 提取自新 Logo 图形最亮区域 */
  --theme-bg: #F0F7F5;    /* 新极浅背景 - 基于新主色调配的极浅灰绿色 */
  --theme-dark: #104C3F;  /* 新深色调 - 基于新主色加深，用于按钮悬浮等 */
  --text-dark: #1c1917;   /* 保持不变 */
  --text-gray: #6b7280;   /* 保持不变 */
  --shadow: 0 10px 30px rgba(0,0,0,0.05);
  --radius-lg: 24px;
}
body {
    margin: 0;
    color: rgba(0, 0, 0, .85);
    font-size: 14px;
    font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica Neue, Arial, Noto Sans, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
    font-variant: tabular-nums;
    line-height: 1.5715;
    font-feature-settings: "tnum", "tnum";
    background: #fafaf9;
}
body, html {
    width: 100%;
    height: 100%;
}
blockquote, body, button, dd, div, dl, dt, fieldset, form, h1, h2, h3, h4, h5, h6, input, li, ol, p, pre, td, textarea, th, ul {
    padding: 0;
    margin: 0;
}
a, body, button, html, input, optgroup, select, textarea {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    text-decoration: none;
}
*, ::after, ::before {
    box-sizing: border-box;
    border-width: 0;
    border-style: solid;
    border-color: #e5e7eb;
}
a {
    color: inherit;
    text-decoration: inherit;
}
img{max-width: 100%;vertical-align: middle;height: auto;}
.js-layt{max-width: 1200px;margin: 0 auto;padding: 0 20px;}
/*header*/
header{ position: fixed; top: 0; width: 100%; height: 80px; z-index: 100; background: rgba(255,255,255,0.85); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(0,0,0,0.05); transition: 0.3s; }
.header{max-width: 75rem;margin-left: auto;margin-right: auto;}
.js-mbox{height: 5rem;align-items: center;display: flex;justify-content: space-between;}
.js-logo img{height: 45px;margin-right: 1rem;}
.js-logo a{color: var(--theme-main);display: flex;align-items: center;}
.js-logo span{color: var(--theme-main);font-size: 16px;font-weight: 700;}
.js-logo em{display: block;font-size: 12px;}

.js-mlist{display: flex;align-items: center;list-style: none;}
.js-mlist a{margin-left: 2rem;}
.js-mitem.active{color: var(--theme-main);}
.js-rind{display: flex;
    align-items: center;
    gap: 0.75rem;
    background:  var(--theme-main);
    padding: 0.5rem;
    border-radius: 0.5rem;}
.js-rind span{color: #fff;
    border: 1px #fff solid;
    border-radius: 50px;
    padding: 5px;}
.js-rind a{color: #fff;
    font-size: 1rem;
    line-height: 1.25rem;
    font-weight: 600;}
/*layt*/
.js-layt{max-width: 1200px;margin: 0px auto;}
.js-bont{margin: -60px auto 80px;
    padding: 0 20px;
    position: relative;
    z-index: 10;}
.js-fixa {display: none;}
/*brad*/
.js-brad{
    margin: 20px auto;
    font-size: 14px;
    color: var(--text-gray);}
.js-brad-list{list-style: none;display: flex;}
.js-brad-item a:after{content: "/";margin: 0 8px;color: #ddd;}
.js-brad-item a { text-decoration: none; color: var(--text-gray); transition: 0.3s; }
.js-brad-item a:hover { color: var(--theme-main); }
/*item*/
.js-conts-item{        background: #fff;
        border-radius: 24px;
        overflow: hidden;
        box-shadow: 0 15px 40px rgba(0,0,0,0.03);
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        text-decoration: none;
        display: block;
        border: 1px solid #f1f5f9;}
.js-conts-item:hover{ transform: translateY(-10px);
        box-shadow: 0 30px 60px rgba(0,0,0,0.1);}
.js-conts-item .item-image{margin: 0;}
.js-conts-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: 0.6s;
    }
.js-conts-item img:hover .js-conts-item img img { transform: scale(1.08); }
.js-conts-box{padding: 30px;}
.js-conts-box h2 {
        font-size: 22px;
        color: var(--text-dark);
        margin-bottom: 12px;
        transition: 0.3s;
    }
.js-conts-item:hover .js-conts-box h2 { color: var(--theme-main); }
 .js-conts-box p {
        font-size: 14px;
        color: var(--text-gray);
        line-height: 1.6;
        margin-bottom: 20px;
    }
.js-conts-list{display: grid;gap: 1rem;grid-template-columns: repeat(2, 1fr);margin: 2rem 0;}
/*grid*/
.js-grid img{border-radius: 10px;}
.js-grid2{display: grid;gap: 1rem;grid-template-columns: repeat(2, 1fr);margin: 2rem 0;}
.js-grid3{display: grid;gap: 1rem;grid-template-columns: repeat(3, 1fr);margin: 2rem 0;}
.js-bont .item-page{background: #fff;border-radius: 24px;padding: 60px;}
/*case*/
.full-hero{background-size: cover;
        background-position: center;
        height: 450px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        color: #fff;
        text-align: center;
        border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        margin: 10px;}
.cases-hero{background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.5)), 
                    url('../images/csbg.jpg');

    }
.cases-hero h1 { font-size: 48px; margin-bottom: 15px; font-weight: 700; letter-spacing: 2px; }
.cases-hero p { font-size: 18px; opacity: 0.85; font-weight: 300; letter-spacing: 1px; }

/* 响应式适配 */
@media (max-width: 768px) {
    .mt-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .mt-features-wrap {
        grid-template-columns: 1fr;
    }
    .mt-vision-banner {
        padding: 40px 20px;
    }
}
/*cont*/
 .about-hero {
        background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), 
                    url('../images/gybg.jpg');
    }
    .about-hero h1 { font-size: 48px; margin-bottom: 15px; letter-spacing: 2px; }
    .about-hero p { font-size: 18px; opacity: 0.9; font-weight: 300; }

    /* 核心介绍模块 */
    .about-container { max-width: 1200px; margin: -60px auto 80px; padding: 0 20px; position: relative; z-index: 10; }
    
    .intro-card {
        background: #fff;
        border-radius: var(--radius-lg);
        line-height: 2;
        color: #4b5563;
    }
    .section-tag { color: var(--theme-main); font-weight: bold; font-size: 14px; letter-spacing: 1px; display: block; margin-bottom: 10px; }
    .intro-card h2 { color: var(--text-dark); font-size: 32px; margin-bottom: 30px; line-height: 1.3; }
    .intro-card p { margin-bottom: 20px; text-indent: 2em; }

    /* 数字成就 */
    .stats-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
        margin: 40px 0;
        text-align: center;
    }
    .stat-item { background: var(--theme-bg); padding: 30px; border-radius: 20px; }
    .stat-item .num { font-size: 36px; font-weight: 800; color: var(--theme-main); display: block; }
    .stat-item .label { font-size: 14px; color: var(--text-gray); }

    /* 资质荣誉与业务平台 */
    .grid-sections { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 40px; }
    .feature-box { background: #fff; padding: 40px; border-radius: 24px; border: 1px solid #f1f5f9; }
    .feature-box h3 { font-size: 22px; color: var(--text-dark); margin-bottom: 20px; display: flex; align-items: center; gap: 10px; }
    .feature-box h3::before { content: ""; width: 4px; height: 20px; background: var(--theme-main); border-radius: 2px; }
    .feature-list { list-style: none; padding: 0; }
    .feature-list li { margin-bottom: 12px; font-size: 15px; display: flex; align-items: flex-start; gap: 8px; }
    .feature-list li::before { content: "✓"; color: var(--theme-main); font-weight: bold; }

    /* 愿景区 */
    .vision-banner {
        background: var(--text-dark);
        color: #fff;
        padding: 80px 60px;
        border-radius: var(--radius-lg);
        margin-top: 60px;
        text-align: center;
    }
    .vision-banner h2 { font-size: 28px; margin-bottom: 20px; color: #fff !important;}
    .vision-banner p { opacity: 0.7; max-width: 800px; margin: 0 auto; line-height: 1.8; text-indent: 0; }
/**/
.contact-hero {
    background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('../images/lxbg.jpg');
}
.contact-hero h1{font-size: 48px;
    margin-bottom: 15px;
    letter-spacing: 2px;}
.contact-hero p{font-size: 18px;
    opacity: 0.9;
    font-weight: 300;}

/*foot*/
.footer{ background: #fff; padding: 40px 0; border-top: 1px solid #f3f4f6; }
.footer .js-layt{ display: flex; justify-content: space-between; align-items: center; color: var(--text-gray); font-size: 14px; }
.footer .f-logo{ font-weight: bold; color: var(--text-dark); display: flex; align-items: center; gap: 8px; }
.footer .f-logospan { background: var(--theme-bg); color: var(--theme-main); width: 24px; height: 24px; display: inline-flex; justify-content: center; align-items: center; border-radius: 4px; }
@media (min-width: 992px) {
    .mobile-nav-btn { display: none; }
    #js-mobile-drawer{display: none;} 
}

@media (max-width: 991px) {
    .js-menu, .js-find { display: none !important; }
    .js-mbox {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px 20px;
    }
    .mobile-nav-btn {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        width: 28px; height: 18px;
        cursor: pointer;
        z-index: 2000;
    }
    .mobile-nav-btn span {
        width: 100%; height: 2px;
        background-color: var(--theme-main); 
        transition: 0.3s;
    }
    #js-mobile-drawer {
        position: fixed;
        top: 0; right: -100%;
        width: 75%; height: 100vh;
        background: #fff;
        z-index: 1999;
        padding: 80px 30px;
        box-shadow: -10px 0 30px rgba(0,0,0,0.05);
        transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        border-radius: 32px 0 0 32px;
    }
    #js-mobile-drawer.active { right: 0; }
    #js-mobile-drawer ul { list-style: none; padding: 0; margin: 0; }
    #js-mobile-drawer li { border-bottom: 1px solid #f5f5f5; }
    #js-mobile-drawer li a {
        display: block; padding: 15px 0;
        color: #1c1917; font-size: 16px; text-decoration: none;
    }
    #js-mobile-drawer li.active a { color: var(--theme-main); font-weight: bold; }
    .mobile-nav-btn.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .mobile-nav-btn.open span:nth-child(2) { opacity: 0; }
    .mobile-nav-btn.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }
    
    .drawer-overlay {
        position: fixed; top: 0; left: 0; width: 100%; height: 100%;
        background: rgba(0,0,0,0.4); z-index: 1998; display: none;
    }
}
    @media (max-width: 768px) {
        .stats-grid { grid-template-columns: 1fr 1fr; }
        .grid-sections { grid-template-columns: 1fr; }
        .intro-card { padding: 30px; }
        .about-hero h1,.cases-hero h1,.contact-hero h1 { font-size: 32px; }
        .full-hero{height: 250px;}
        .js-conts-list{grid-template-columns: 1fr;}
        .js-bont{padding: 0;}
}
@media (max-width: 768px) {
    .js-layt {
        padding: 20px 15px !important;
    }
    .formRow {
        display: flex;
        flex-direction: column !important;
        gap: 30px;
    }

    .formSpan5, .formSpan7 {
        width: 100% !important;
        float: none !important;
    }

    .rsform-block-header h1 {
        font-size: 28px !important; 
        line-height: 1.3 !important;
        margin: 15px 0 !important;
    }

    .rsform-block-header p {
        font-size: 15px !important;
        line-height: 1.6 !important;
        color: #666;
    }
    .contact-method-card {
        padding: 20px !important;
        background: #f8fafc !important;
        border-radius: 20px !important;
    }

    .method-item {
        margin-bottom: 20px !important;
    }

    .phone-highlight {
        font-size: 22px !important; 
    }

    .formSpan7 {
        background: #fff;
        padding: 25px 20px;
        border-radius: 24px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }

    .formControlLabel {
        font-size: 14px !important;
        font-weight: 600 !important;
        color: #333 !important;
        margin-bottom: 8px !important;
        display: block !important;
    }
    .rsform-input-box, 
    .rsform-select-box, 
    .rsform-text-box {
        width: 100% !important;
        height: auto !important;
        padding: 12px 15px !important;
        font-size: 16px !important; 
        border: 1px solid #eee !important;
        border-radius: 12px !important;
        background-color: #f9f9f9 !important;
        box-sizing: border-box !important;
        margin-bottom: 15px !important;
        -webkit-appearance: none; 
    }

    .rsform-input-box:focus, 
    .rsform-select-box:focus, 
    .rsform-text-box:focus {
        border-color: #21b2b7 !important;
        background-color: #fff !important;
        outline: none !important;
        box-shadow: 0 0 0 3px rgba(33, 178, 183, 0.1) !important;
    }

    .rsform-submit-button {
        width: 100% !important;
        padding: 16px !important;
        font-size: 18px !important;
        font-weight: bold !important;
        background: #21b2b7 !important;
        color: #fff !important;
        border: none !important;
        border-radius: 50px !important;
        margin-top: 10px !important;
        box-shadow: 0 8px 20px rgba(33, 178, 183, 0.2) !important;
    }
    
    .rsform-select-box {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23999'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E") !important;
        background-repeat: no-repeat !important;
        background-position: right 15px center !important;
        background-size: 16px !important;
    }
    .js-fixa{display: flex;
    position: fixed;
    bottom: 20px; /* 悬浮效果更高级 */
    left: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(10px); /* 毛玻璃 */
    border-radius: 50px; /* 胶囊形状 */
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    overflow: hidden;
    padding: 8px;
    z-index: 999;}
    .js-fixa a{flex: 1;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    transition: 0.3s;
    border-radius: 40px;}
.js-fixp{color: var(--theme-main);
    background: transparent;}
.js-fixf{background: var(--theme-main) !important;
    color: #fff !important;
    box-shadow: 0 4px 15px rgba(33, 178, 183, 0.3);}
.js-fixp::before,.js-fixf::before{ margin-right: 8px !important; font-size: 14px; }
}