*{margin:0;padding:0;box-sizing:border-box;} body{font-family:"Microsoft YaHei",sans-serif;line-height:1.6;}
a{text-decoration:none;} a:hover{text-decoration:underline;} img{display:block;max-width:100%;}
:root{--primary-color:#2c3e50;--secondary-color:#3498db;}

/* 通用组件 */
.section{padding:4rem 1rem;max-width:1200px;margin:0 auto;}
.section-title{text-align:center;margin-bottom:2.5rem;position:relative;padding-bottom:1rem;}
.section-title::after{content:'';width:60px;height:3px;background:var(--secondary-color);position:absolute;bottom:0;left:50%;transform:translateX(-50%);}

/* 头部导航 */
.header{background:var(--primary-color);padding:1rem;position:sticky;top:0;z-index:100;}
.nav{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;}
.nav a{color:white;text-decoration:none;padding:0.8rem;font-size:0.95rem;}

/* 主视觉区 */
.hero{background:linear-gradient(rgba(0,0,0,0.7),rgba(0,0,0,0.7)) center/cover;height:30vh;display:flex;align-items:center;justify-content:center;color:white;text-align:center;}
.hero h1{font-size:2.8rem;margin-bottom:1.5rem;}
.cta-button{background:var(--secondary-color);color:white;padding:1rem 2rem;border-radius:5px;text-decoration:none;transition:transform 0.3s;}

/* 详情页布局 */
#location{background:#eee;border-bottom:1px solid #ddd;}
#location .section{padding:6px;font-size:14px;color:#666;}
.detail-container{display:grid;grid-template-columns:1fr 300px;gap:30px;max-width:1200px;margin:0 auto;padding:20px;}
.main-content{background:#fff;border-radius:8px;padding:25px;box-shadow:0 2px 8px rgba(0,0,0,0.1);color:#333;line-height:1.6;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;}
.related-content{background:#f8f9fa;border-radius:8px;padding:20px;position:sticky;top:20px;align-self:start;}

/* 文字内容样式 */
.main-content h2{font-size:2.2rem;color:#1a1a1a;margin:2rem 0 1.5rem;border-bottom:2px solid #e8e8e8;padding-bottom:0.8rem;}
.main-content h3{font-size:1.8rem;color:#2d2d2d;margin:1.8rem 0 1.2rem;padding-left:0.5rem;border-left:4px solid #007bff;}
.main-content p{font-size:1rem;margin:1rem 0;text-align:justify;}
.main-content strong{color:#0056b3;font-weight:600;}
.main-content em{color:#666;font-style:italic;}

/* 图文模块 */
.main-content figure{margin:2rem 0;text-align:center;background:#f8f9fa;padding:1rem;border-radius:4px;}
.main-content figure img{max-width:100%;height:auto;border-radius:2px;box-shadow:0 2px 8px rgba(0,0,0,0.1);}
.main-content figcaption{font-size:0.9rem;color:#666;margin-top:0.8rem;line-height:1.4;}

/* 列表系统 */
.main-content ul,.main-content ol{margin:1.2rem 0;padding-left:2rem;}
.main-content li{margin:0.8rem 0;padding-left:0.5rem;}
.main-content ul{list-style:none;}
.main-content ul li::before{content:"•";color:#007bff;display:inline-block;width:1em;margin-left:-1em;}
.main-content ol{counter-reset:list-counter;list-style:none;padding-left:2rem;}
.main-content ol li{counter-increment:list-counter;position:relative;padding-left:1.5rem;}
.main-content ol li::before{content:counter(list-counter)". ";color:#007bff;font-weight:600;position:absolute;left:0;}
.main-content h2 { font-size: 2.2rem; color: #2c3e50; text-align: center; margin: 40px 0 30px; padding-bottom: 20px; border-bottom: 2px solid #eee; }
.main-content p { font-size: 1rem; text-indent: 2em; margin: 1.2em 0; color: #555; }
.main-content img { display: block; max-width: 85%; height: auto; margin: 35px auto; border-radius: 6px; box-shadow: 0 4px 12px rgba(0,0,0,0.08); transition: transform 0.2s; }
.main-content img:hover { transform: translateY(-3px); }
.main-content span { color: #27ae60; font-weight: 600; }
.main-content strong { color: #e74c3c; font-weight: 700; }
.main-content em { color: #2980b9; font-style: italic; }
.main-content h3 { font-size: 1.8rem; color: #34495e; margin: 2em 0 1em; }
.main-content h4 { font-size: 1.4rem; color: #7f8c8d; margin: 1.5em 0 0.8em; }
/* 产品区块 */
#product{padding:40px 0;}
.figure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:0 20px;max-width:1200px;margin:0 auto;}
.figure-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.1);transition:transform 0.3s ease;}
.figure-card:hover{transform:translateY(-5px);}
.figure-grid .figure-img{width:100%;height:200px;object-fit:cover;border-bottom:1px solid #eee;}
.figure-content{padding:15px;}
.figure-title{font-size:18px;margin-bottom:10px;color:#333;}
.figure-title a{ color:#333;}
.figure-card:hover a{ color:var(--secondary-color);}
.figure-desc{font-size:14px;color:#666;line-height:1.5;margin:0;}

.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; width: 100%; }
 .case-card { display: grid; grid-template-columns: 200px 1fr; /* Fixed 200px for image, rest for content */ gap: 20px; margin: 0; padding: 0; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.case-grid .figure-img { width: 200px; height: 200px; /* Fixed height to match width */ object-fit: cover; display: block; }
 .figure-content { padding: 15px; display: flex; flex-direction: column; justify-content: center; /* Vertically center content */ }
 .case-title,.news-title { margin: 0 0 10px 0; font-size: 1.2rem; color: #333; }
 .case-title a,.news-title a { color: inherit; text-decoration: none; }
 .case-title a:hover,.news-title a:hover { color: #0066cc; }
 .news-item p,.case-desc { margin: 0; color: #666; font-size: 0.9rem; line-height: 1.5; }

/* 两列布局 */
.two-column{display:grid;grid-template-columns:repeat(2,1fr);gap:2rem;margin-top:2rem;}
.news-item{padding:1.5rem;border:1px solid #eee;border-radius:8px;transition:0.3s all;}
.news-item:hover{transform:translateY(-5px);box-shadow:0 2px 8px rgba(0,0,0,0.1);}
.related-content { background: #f8f9fa; border-radius: 8px; padding: 24px; box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08); margin: 20px 0; max-width: 320px; }
 .related-content > div { color: #2c3e50; font-size: 18px; font-weight: 600; margin-bottom: 20px; padding-bottom: 12px; border-bottom: 2px solid #e9ecef; }
 .related-content h4 { margin: 0 0 8px 0; font-size: 16px; line-height: 1.4; }
 .related-content h4 a { color: #3498db; text-decoration: none; transition: color 0.2s ease; }
 .related-content h4 a:hover { color: #2980b9; text-decoration: underline; }
 .related-content p { color: #7f8c8d; font-size: 14px; line-height: 1.6; margin: 0 0 20px 0; }
 .related-content p:last-child { margin-bottom: 0; }
 .related-content .tags a{ display: inline-block; font-size: 14px; padding: 6px; color:#666;}
 .related-content .tags a:hover{ color:#e74c3c; text-decoration: underline;}
.pics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.pics .items { position: relative; transition: transform 0.3s ease; }
.pics .items:hover { transform: translateY(-5px); }
.pics .img_box { display: block; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 4px 12px rgba(0,0,0,0.08); text-decoration: none;}
.pics .img_box img { width: 100%; height: 200px; object-fit: cover; border-bottom: 1px solid #eee; transition: transform 0.3s ease;}
.pics .img_box:hover img { transform: scale(1.03);}
.pics .title { color: #333; font-size: 14px; line-height: 1.4; padding: 12px; text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;}
.pics .img_box:hover .title{ color:#e74c3c;}
/* 悬浮组件 */
#kf{position:fixed;width:160px;text-align:center;background:#fff;padding:10px;box-shadow:0 0 10px rgba(0,0,0,.5);right:0;top:50%;}
#kf a{display:block;text-align:center;color:#069;cursor:pointer;}
#kf a.tel{background:#c00;padding:6px;margin:10px 0;border-radius:4px;color:#fff;}
#btmNav{position:fixed;width:100%;left:0;bottom:0;display:none;}
#btmNav a{display:block;float:left;width:33.333%;text-align:center;height:46px;line-height:46px;background:#333;border-right:1px solid #444;color:#fff;}
#btmNav a.tel{background:#c00;}

/* 响应式规则 */
@media (max-width:1200px){
    .figure-grid{grid-template-columns:repeat(3,1fr);padding:0 15px;}
    .carousel-item{flex-basis:calc(33.33% - 1rem);}
    .pics { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}
@media (max-width:992px){
    .carousel-item{flex-basis:calc(50% - 0.75rem);}
    .two-column{grid-template-columns:1fr;}
    .detail-container { grid-template-columns: 1fr; padding: 15px;}
    .img_box img{ margin:auto;}
    .related-content { order: 2; position: static; margin-top: 20px; max-width:100%;}
    #kf{ display:none;}
    #btmNav{ display: block;}
    .case-grid { grid-template-columns: 1fr; }
    .pics { grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 15px; }
    .pics .title { font-size: 13px; padding: 8px; }
    .figure-img { height: auto; max-height: 200px; }
}
@media (max-width:768px){
    .nav{flex-direction:column;text-align:center;}
    .nav a{display:block;width:100%;}
    .hero h1{font-size:2rem;}
    .figure-grid{grid-template-columns:repeat(2,1fr);gap:15px;padding:0 10px;}
    .carousel-btn{display:block;}
    .main-content h2{font-size:1.8rem;margin:1.5rem 0;}
    .main-content h3{font-size:1.5rem;border-left-width:3px;}
    .main-content figure{margin:1.5rem -1rem;padding:0.8rem;}
    .pics { grid-template-columns: 1fr; gap: 12px; padding: 10px; }
    .pics .img_box img { height: 180px;}

}
@media (max-width:480px){.figure-grid{grid-template-columns:1fr;gap:10px;padding:0 10px;}.case-grid .figure-img{width: 100%;}.case-card { grid-template-columns: 1fr; } .carousel-item{flex-basis:100%;}}