/*基础CSS*/html{font-size:14px;overflow-x:hidden}
li{list-style:none}
a{color:#212529;text-decoration:none}
a:hover{text-decoration:none}
p,dl,dt,dd,ul{margin:0px;padding:0px}
*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',sans-serif}
body{line-height:1.6;}
.container{max-width:1200px;margin:0 auto 20px;padding:0 30px}

.header{background:#1a1a1a;}
.nav-container{max-width:1200px;margin:0 auto;padding:15px;display:flex;align-items:center;}
.logo{}
.header_bg{white:auto; height:30px; background:#444444;}
.nav-menu{display:flex;}
.nav-menu a{color:white;text-decoration:none;margin:0 15px;font-size:14px}
.nav-menu dd{float:left;padding:0 5px}

/* 导航栏容器 */
.nav-extra{margin-left:5px;display:flex;align-items:center;gap:5px;border-radius:8px;max-width:1000px}
/* 搜索组合容器 */
.search-group{display:flex;flex-grow:1;position:relative}
/* 下拉选择框样式 */
.select-wrapper{position:relative;min-width:100px}
.search-select{appearance:none;width:100%;padding:5px;border:1px solid #6d6d6d;border-right:none;border-radius:6px 0 0 6px;background:#6d6d6d;font-size:14px;color:#fff;cursor:pointer}
.select-arrow{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:12px;height:12px;pointer-events:none;fill:#fff}
/* 搜索输入框 */
.search-input{flex-grow:1;padding:0 35px;border:1px solid #6d6d6d;border-left:none;border-radius:0 6px 6px 0;font-size:14px;transition:all 0.3s ease}
/* 按钮基础样式 */
.btn{padding:5px 10px;border:none;border-radius:6px;background:#0cb095;color:white;cursor:pointer;transition:all 0.3s ease}
/* 交互效果 */
.search-select:focus,.search-input:focus{outline:none;box-shadow:0 0 5px rgba(0,123,255,0.3)}
.btn:hover{background:#0056b3;transform:translateY(-1px)}

/*banner部分*//* 轮播图容器样式 */.banner{width:100%;height:600px;/* 根据实际需求调整高度 */  position:relative;overflow:hidden}
.banner-slider{width:100%;height:100%;position:relative}
/* 图片容器 */.slider-container{width:100%;height:100%;position:relative}
/* 单个轮播项 */.slider-item{width:100%;height:100%;position:absolute;top:0;left:0;opacity:0;transition:opacity 0.6s ease-in-out;object-fit:cover;/* 保持图片比例填充容器 */}
.slider-item.active{opacity:1;z-index:1}
/* 导航按钮 */
.slider-btn{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;background:rgba(255,255,255,0.3);border:none;border-radius:50%;color:#fff;font-size:18px;cursor:pointer;z-index:2;transition:all 0.3s ease; font-family:none;}
.slider-btn:hover{background:rgba(255,255,255,0.7);color:#333}
.prev-btn{left:20px}
.next-btn{right:20px}
/* 响应式设计 */@media (max-width:768px){.banner{height:300px}
.slider-btn{width:30px;height:30px;font-size:18px}
}

/*业务范围*/        
.business-scope{padding:40px 0;text-align:center;background:url('../images/server_bg.png') no-repeat center;background-size:cover}
.scope-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:20px;max-width:1000px;margin:0 auto;padding:20px}
.business-scope h2{font-size:32px;color:#333;margin-bottom:30px;position:relative;line-height:25px;}
.business-scope h3{font-size:14px;margin-bottom:15px;line-height:25px;}
.business-scope span{background: #11ae94;width: 30px;height: 2px; display: block; margin: 0 auto;}
/* 服务列表容器 */
.scope-list{display:flex;flex-wrap:wrap;justify-content:center;gap:60px;/* 项间距 */  max-width:1200px;margin:0 auto}
/* 单个服务项 - 精确控制5个/行 */
.scope-item{flex:0 0 calc(20% - 20px);/* 计算宽度包含间距 */  max-width:200px;/* 可选最大宽度限制 */  padding:15px;box-sizing:border-box;transition:all 0.3s ease}
/* 圆形图标样式 */
.scope-item img{width:150px;height:150px;border-radius:50%;object-fit:cover; margin:0 auto 15px;display:block;box-shadow:0 3px 10px rgba(0,0,0,0.1);transition:all 0.3s ease}
/* 文字描述 */
.scope-item p{font-size:16px;color:#666;margin:0;line-height:1.5;font-weight:500}
/* 悬停动画 */
.scope-item:hover img{transform:scale(1.08);box-shadow:0 5px 15px rgba(0,123,255,0.3)}
.scope-item:hover p{color:#0056b3}
/* 响应式适配 */@media (max-width:1200px){.scope-item{flex-basis:calc(20% - 16px)}
}@media (max-width:992px){.scope-list{gap:15px}
.scope-item{flex-basis:calc(25% - 15px);/* 平板显示4个/行 */}
.scope-item img{width:90px;height:90px}
}@media (max-width:768px){.scope-item{flex-basis:calc(33.33% - 12px);/* 手机显示3个/行 */}
.scope-item img{width:80px;height:80px}
}@media (max-width:576px){.scope-item{flex-basis:calc(50% - 10px);/* 小手机显示2个/行 */}
.business-scope{padding:40px 10px}
.business-scope h2{font-size:28px}
}/*关于我们*/
.about-us{margin:0 auto;max-width:1200px;}
.about-us-bg{background:#f7f7f7;height:410px;}
.about-text{float: left;padding: 30px;width: 30%; height: 200px;line-height: 30px;}
.about-text h2{font-size:20px;margin-bottom:15px;}
.about-text h3{font-size:14px;margin-bottom:15px;line-height:25px;}
.about-text span{background: #11ae94;width: 30px;height: 2px; display: block; }
.about-text p{text-indent:20px; padding:10px;}
.about-img{float:right; width:65%; height:410px; overflow: hidden;}
.about-img img{width:100%;height:auto;transition: all 0.3s ease;}
.about-img:hover img{transform:scale(1.08);box-shadow:0 5px 15px rgba(0,123,255,0.3)}
.about-btn{padding:8px 30px 8px;}
/*关于我们内页*/
.container_bg{position:relative;height:400px;overflow:hidden;margin-bottom: 30px;}
.hero-image{width:100%;height:100%;object-fit:cover;object-position:center;filter:brightness(0.9)}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;padding:60px 0}
.feature-item{text-align:center;perspective:800px}
.feature-icon{width:120px;height:120px;background:#f8f9fa;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:48px;margin:0 auto 40px;transition:all 0.4s cubic-bezier(0.4,0,0.2,1);box-shadow:0 8px 24px rgba(0,0,0,0.1)}
.feature-icon img{width:100%;transition:all 0.3s ease;border-radius:50%}
.feature-icon:hover img{transform:scale(1.08);box-shadow:0 5px 15px rgba(0,123,255,0.3)}
.feature-title{font-size:24px;color:#2d3436;font-weight:500;margin:0;position:relative;display:inline-block}
.feature-title::after{content:'';position:absolute;bottom:-8px;left:50%;transform:translateX(-50%);width:40px;height:2px;background:#6c757d}
.about-us1{display:flex;gap:60px;padding:80px 0;align-items:center}
.about-us-text{flex:1}
.about-us-image{flex:1;border-radius:12px;overflow:hidden}
.about-us-image img{width:100%;height:400px;object-fit:cover;transition:transform 0.4s ease}
.about-us-image:hover img{transform:scale(1.05)}
.about-us-text h2{font-size:36px;color:#2d3436;margin-bottom:15px;position:relative}
.about-us-text h3{font-size:24px;color:#6c757d;font-weight:400;margin-bottom:30px}
.about-us-text p{font-size:18px;line-height:1.8;color:#495057;text-align:justify}
@media (max-width:992px){.features{grid-template-columns:1fr;gap:60px}
.about-us{flex-direction:column;gap:40px}
.about-us-image{order:-1;width:100%}
}@media (max-width:768px){.container_bg{height:300px}
.feature-icon{width:100px;height:100px;font-size:40px}
.about-us-text h2{font-size:28px}
.about-us-text h3{font-size:20px}
.about-us-text p{font-size:16px}
}

/*我们的服务*/       
.services{text-align:center;padding:40px 0}
.services h3{line-height:40px}
.services span{background: #11ae94;width: 30px;height: 2px; display: block; margin: 0 auto;}
.service-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:40px;max-width:1200px;margin:0 auto; padding-top:30px;}
.service-item img{width:153px;height:153px;border-radius:50%;transition: all 0.3s ease;}
.service-item h3{line-height:50px; color:#11ae94;}
.service-item p{text-align:left;text-indent:20px;}
/* 悬停动画 */
.service-item:hover img{transform:scale(1.08);box-shadow:0 5px 15px rgba(0,123,255,0.3)}

/*常见问题*/ 
/* 整体布局 */
.faq-bg{background:#f1f1f1; background:url('../images/faq-bg.png') no-repeat center;background-size:cover;padding:1px 0;}
.faq{display:flex;gap:30px;max-width:1200px;margin:40px auto;padding:0 20px}
.faq-title{margin:0 auto; padding:30px;max-width: 1200px;}
.faq-title h2{font-size:20px;margin-bottom:15px;}
.faq-title h3{font-size:14px;margin-bottom:15px;line-height:25px;}
.faq-title span{background: #11ae94;width: 30px;height: 2px; display: block; }

.faq-title1{text-align:center;margin-bottom:40px}
.faq-title1 h2{font-size:24px;margin:0}
.faq-title1 p{font-size:16px;margin:5px 0 0 0;color:#666}
.faq-title1 hr{border:none;border-bottom:2px solid #0cb095;width:50px;margin:10px auto 0}

/* 左侧问答区 */
.faq-left{flex:3;min-width:0;/* 防止内容溢出 */}
.faq-item{background:#fff;border-radius:8px;margin-bottom:15px;box-shadow:0 2px 8px rgba(0,0,0,0.1);transition:transform 0.2s ease,box-shadow 0.3s ease}
.faq-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(63,81,181,0.15)}
.faq-question{padding:18px 25px;font-weight:600;color:#2d3748;cursor:pointer;display:flex;justify-content:space-between;align-items:center;background:linear-gradient(to right,#f7fafc,#edf2f7);border-radius:8px 8px 0 0}
.arrow{font-size:14px;color:#718096;transition:transform 0.3s cubic-bezier(0.4,0,0.2,1)}
.faq-question.active .arrow{transform:rotate(180deg);color:#3F51B5}
.faq-answer{max-height:0;overflow:hidden;padding:0 25px;transition:all 0.3s ease-in-out}
.faq-answer p{color:#4a5568;line-height:1.6;padding:15px 0;border-top:1px solid #e2e8f0}
/* 右侧服务区块 */
.faq-right{flex:1;display:flex;flex-direction:row;gap:25px;min-width:650px}
.faq-right > div{background:#fff;padding:25px;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.08);transition:transform 0.2s ease}

.faq-right h4{color:#1A237E;font-size:16px;margin-bottom:15px;padding-bottom:10px;border-bottom:2px solid #E8EAF6}
.faq-right p{color:#4a5568;font-size:14px;line-height:1.6;margin:15px 0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.faq-right a{color:#4CAF50;text-decoration:none;font-weight:500;display:inline-flex;align-items:center;transition:all 0.3s ease;position:relative;padding-right:22px}
.faq-right a:hover{color:#388E3C;transform:translateX(5px)}
.faq-right a::after{content:'→';position:absolute;right:0;transition:right 0.3s ease}
.faq-right a:hover::after{right:-5px}
.faq-right-con{background: #fff; padding: 20px; border-radius: 5px; flex: 1;}
.faq-right-con a{color: #4CAF50; text-decoration: none;}
.faq-right-con img{width:100%;height:170px;object-fit:cover;border-radius:4px;margin-bottom:20px;border:1px solid #f0f0f0;transition: all 0.3s ease;}
.faq-right-con:hover img{transform:scale(1.08);box-shadow:0 5px 15px rgba(0,123,255,0.3)}
/* 响应式设计 */
@media (max-width:1024px){.faq{flex-direction:column}
.faq-right{flex-direction:row;flex-wrap:wrap;gap:20px}
.faq-right > div{flex:1 1 350px}
}@media (max-width:768px){.faq{padding:0 15px;margin:25px auto}
.faq-item{margin-bottom:12px}
.faq-question{padding:15px 20px;font-size:15px}
.faq-right > div{padding:20px}
.faq-right img{height:150px;margin-bottom:15px}
}@media (max-width:480px){.faq-right > div{flex-basis:100%}
.faq-right img{height:120px}
}

/*服务热线*/
.service-title{text-align:center;margin-bottom:20px}
.service-title h2{font-size:24px;margin:0}
.service-title p{font-size:16px;margin:5px 0 0 0;color:#666}
.service-title hr{border:none;border-bottom:2px solid #0cb095;width:50px;margin:10px auto 0}
.hotline-cards{display:flex;justify-content:space-around;align-items:center;margin-top:40px}
.hotline-card{background-color:#0cb095;color:white;padding:20px;text-align:center;border-radius:5px;box-shadow:0 2px 5px rgba(0,0,0,0.1);margin:40px}
.hotline-card h3{font-size:24px;margin:0 0 10px 0}
.hotline-card p{font-size:14px;line-height:1.5}
.hotline-card span{display:block;margin-top:20px;font-size:16px;font-weight:bold}

/*在线留言*/
.message-container{max-width:800px;margin:40px auto;padding:30px;background:#f8f9fa;border-radius:12px;box-shadow:0 4px 16px rgba(0,0,0,0.08)}
.message-header{text-align:center;margin-bottom:40px}
.message-title{font-size:28px;color:#2d3436;margin-bottom:8px}
.message-subtitle{color:#6c757d;font-size:16px}
.message-form{display:grid;grid-template-columns:repeat(2,1fr);gap:30px}
.form-group{position:relative;margin-bottom:24px}
.form-group.full-width{grid-column:1 / -1}
label{margin-bottom:8px;color:#495057;font-weight:500}
.form-control{width:100%;padding:12px;border:2px solid #dee2e6;border-radius:8px;transition:all 0.3s ease}
.form-control:focus{border-color:#4dabf7;box-shadow:0 0 0 3px rgba(77,171,247,0.2);outline:none}
textarea.form-control{height:150px;resize:vertical}
.submit-btn{background:#0cb095;color:white;padding:14px 36px;border:none;border-radius:8px;font-size:16px;cursor:pointer;transition:all 0.3s ease}
.submit-btn:hover{background:#0cb095;transform:translateY(-2px)}
.required::after{content:'*';color:#ff6b6b;margin-left:4px}
.form-notice{color:#6c757d;font-size:14px;margin-top:20px}

/* 尾部 */
.footer{background:#1a1e23;padding:40px 0; font-family:'Helvetica Neue',Arial,sans-serif;color:rgba(255,255,255,0.8)}
.footer-con{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:30px}
.footer-logo{transition:opacity 0.3s ease}
.footer-logo:hover{opacity:0.8}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:6px 12px;position:relative;}
.footer-links a{color:inherit;text-decoration:none;font-size:14px;transition:all 0.3s cubic-bezier(0.4,0,0.2,1);position:relative;padding:4px 0;}
.footer-links a:not(:last-child)::after{content:"|";color:rgba(255,255,255,0.3);margin-left:12px}
.footer-links a:hover{color:#fff;transform:translateY(-2px)}
.footer-links a:hover::after{color:rgba(255,255,255,0.6)}

/*新闻*/
.detail_title {height: 45px; font-weight: bold; text-align: center; border-bottom: 1px dashed #ccc;}
.detail_content { line-height: 30px;text-align: justify;padding: 10px;color: rgb(102, 102, 102);}