/* CSS Document */
@charset "utf-8";

        body{ font:12px/1.5 "Microsoft YaHei",arial,simsun,sans-serif;  color:#333;line-height: 1.6; margin:0 auto; padding:0; background:#F5F5F5}
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        .w{ width:100%;max-width:950px; margin:0 auto;}
		.clear{ clear:both;}
        .container {
            width: 950px;
            margin: 0 auto;
        }


  /* 导航栏 - 精确复刻图片样式 */
        .navbar {
            background: #F5F5F5;
            border-bottom: 2px solid #ff0c00;
            padding: 5px 5px;
            position: sticky;
            top: 0;
            z-index: 950;
        }

        .nav-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 24px;
            font-weight: bold;
            color: #ff0c00;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 40px;
			padding-top:25px;
			font-size: 16px;
        }

        .nav-links a {
            text-decoration: none;
            color: #333;
            font-weight: 500;
            transition: color 0.3s; 
        }

        .nav-links a:hover {
            color: #667eea;
        }
		/* 横幅区域 */
		.banne {

      width: 100%;
      max-width:950px;
      margin: 0 auto;
      overflow: hidden;
      position: relative;
    }
.lun {
  display: flex;
  width: 100%;
  max-width:950px;
  aspect-ratio: 19/9; /* 19:9 特殊宽屏比例 */
  transition: transform 0.5s;
}
.lunhuan {
  display: flex;
  transition: transform 0.5s;
}
.lunhuan li {
  flex: 0 0 100%;
  list-style: none;
}
.lunhuan li img {
  width: 100%;
  height: auto;
  display: block;
}
.prev-btn, .next-btn {
  top: 50%;
  position: absolute;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  z-index: 10;
  font-size: 18px;
}
.prev-btn {
  left: 10px;
}
.next-btn {
  right: 10px;
}
@media (max-width: 768px) {
  #banne {
  width: 100%;
  aspect-ratio: 19/9; /* 19:9 特殊宽屏比例 */
    padding-top: 5vh;
  }
.lun {
  display: flex;
  width: 100%;
  aspect-ratio: 19/9; /* 19:9 特殊宽屏比例 */
  transition: transform 0.5s;
}
  .lunhuan li img {
        height: 100%;
        object-fit: cover;
      }
.prev-btn, .next-btn {
  max-width:950px;
  top:20%;;
  position: absolute;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  z-index: 10;
  font-size: 18px;
}

}
/* 介绍区域 */
.hero {padding: 60px 0;background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);}
.table-div {
    width: 950px;
    height: auto;;
    display: flex;
}
.table-about {
			width: 100%;
            margin: 20px 0px;
			max-width: 950px;
			height:auto;
        }

.table-about h1 {
            font-size: 38px;
            font-weight: bold;
            color: #333;
			text-align:left;
			line-height: 36px;
        }



.btn-primary {
    background-color: #007bff;
    color: white;
	line-height: 20px;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s;
	height: 20px;
}

.btn-primary:hover {
    background-color: #0056b3;
}
.table2-div {
    width: 950px;
    height: 80px;;
    display: flex;
	margin: 20 0px;
	background: #F5F5F5;
    border-bottom: 2px solid #797777;
}
.cell2-left {
    width: 200px;
	padding-top:10px;
    line-height: 36px;
    box-sizing: border-box;
}
.cell2-left h1 {
            font-size: 30px;
            font-weight: bold;
            color: #333;
        }

.cell2-right {
    width: 750px;
	margin-top:10px;
    box-sizing: border-box;
}


        .about {
			width: 100%;
            margin: 0 auto;
            padding: px 10px;
			max-width: 950px;
			height:auto;
        }

        .about-but  { width: 80%; float:left}

		.about-bnt  { width: 20%; float:left}
       .about-subtitle {
            font-size: 18px;
            color: #666;
            margin-bottom: 30px;
        }

     .about-subtitle p {
            color: #7f7f7f;;
        }

        .about-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
        }

        .btn-primary, .btn-secondary {
            padding: 12px 12px;
            border-radius: 25px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
        }

        .btn-primary {
            background: #e90707;
            color: white;
        }

        .btn-secondary {
            background: transparent;
            color: #667eea;
            border: 2px solid #ec0808;
        }
		.titb{height: 30px; line-height: 30px; font-size: 30px;}
        .titb a{font-size:12px;background:red;padding:5px 10px;border-radius:20px;color:#fff;}
        .titb a:hover{background:#777;}




        /* 公司介绍 */


        /* 作品展示 */
        .works-section {
            background: #F5F5F5;
            padding: 20px 0;
        }

        .work-categories {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 50px;
            flex-wrap: wrap;
			float:left;
        }

        .category-btn {
            padding: 10px 25px;
            background: white;
            border: 1px solid #ddd;
            border-radius: 25px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .category-btn.active {
            background: #ec0808;
            color: white;
            border-color: #ec0808;
        }

        .works-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .work-item {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s;
        }

        .work-item:hover {
            transform: translateY(-5px);
        }

        .work-image {
            height: 270px;
            background: #f0f0f0;
            position: relative;
            overflow: hidden;
        }

        .work-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .work-info {
            padding: 20px;
        }

        .work-title {
            font-size: 18px;
            font-weight: bold;
            color: #333;
            margin-bottom: 10px;
        }

        .work-desc {
            font-size: 14px;
            color: #666;
            line-height: 1.5;
        }
       .work-title a{ color:#333;display: block;overflow: hidden;text-overflow: ellipsis;white-space: nowrap; text-decoration: none; }
       .work-title a:hover{ color:#006acd}
 /* 新闻列表 */	 
.news_wrap {max-width: 950px;margin: 0 auto;overflow: hidden;}
.newslis {max-width: 950px;margin: 0 auto;overflow: hidden; padding-top:20px; }
.clearfix {max-width: 470px;margin: 0 auto;overflow: hidden;}
.newslis dl{float:left;width:100%; height:auto; }
.newslis dl dt{ float:left;height:120px; max-width: 160px;}
.news-box-img{position: relative;max-width: 160px;}
.news-box-img img{width:160px; height:90px;}
.newslis dl dd{ float:left; width:290px; max-width: 290px; background:#FFFFFF; height:90px; padding-left:10px; padding-top:5px;}
.newslis dl dd h4{ font-size:16px; overflow:hidden; font-weight:normal;}
.newslis dl dd h4 a{ color:#333;display: block;overflow: hidden;text-overflow: ellipsis;white-space: nowrap; text-decoration: none; }
.newslis dl dd h4 a:hover{ color:#006acd}
.newslis dl dd p{ color:#666; font-size:14px;padding-top:8px; line-height:21px; display: -webkit-box;-webkit-box-orient: vertical;-webkit-line-clamp: 5;overflow: hidden;}
 /* 服务承诺 */
.table3-div {width: 950px; height: 80px;;display: flex;background: #F5F5F5;}
.cell3-left {width: 950px;padding-top:10px;line-height: 36px;box-sizing: border-box;text-align:center;}
.cell3-left h2 {font-size: 30px;font-weight: bold;color: #333;}
.commitment {padding: 60px 0;background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);color: white;}
.commitment-grid {display: grid;grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));gap: 30px;}
.commitment-item {background:#fff;padding: 20px;margin-left:10px;margin-bottom:15px;border-radius: 10px;text-align: left;width:180px;float:left;}
.commitment-icon {font-size: 36px;margin-bottom: 20px;}
.commitment-title {font-size: 18px;font-weight: bold;margin-bottom: 15px;}
.commitment-desc {font-size: 14px;line-height: 1.6;opacity: 0.9;}

    

        /* 页脚 */
		
.table4-div {
    width: 950px;
    height: auto;
    display: flex;
	margin: 20 0px;
	background: #999;
	text-align:center;
}
.cell4-left {
    width: 950px;
    box-sizing: border-box;
	text-align:center;
}

		
        .footer-links {
            display: flex;
            list-style: none;
            gap: 40px;
			padding-left:12px;
			font-size: 20px;
			text-align:center;
			justify-content: center;   
        }
		.footer-links ul {
            list-style: none;
        }
		.footer-links li {
             width: 140px;
        }

        .footer-links a {
            text-decoration: none;
            color: #333;
            font-weight: 500;
            transition: color 0.3s; 
        }

        .footer-links a:hover {
            color: #667eea;
        }


        .footer {
    padding: 40px 0 20px;
	width: 950px;
    height: auto;
    display: flex;
	margin: 20 0px;
	background: #F5F5F5;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }
		    .footer-section1 {
		    width: 400px;
            font-size: 16px;
            margin-bottom: 20px;
			float:left
        }

        .footer-section {
		    width: 520px;
            font-size: 16px;
            margin-bottom: 20px;
			float:left
        }
		.footer-section p {
		padding:10px 10px;
		color: #7f7f7f;
        }


        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            color: #7f7f7f;
        }