/* ====== 产品/解决方案详情页通用样式 ====== */
:root{
  --primary:#1677ff;--primary-light:#e6f0ff;--primary-dark:#0d59cc;--primary-hover:#4096ff;
  --text-1:#1d2129;--text-2:#4e5969;--text-3:#86909c;--text-4:#c9cdd4;
  --bg-page:#f2f3f5;--bg-card:#ffffff;--bg-soft:#f7f8fa;
  --border-line:#e5e6eb;
  --r-s:4px;--r-m:8px;--r-l:12px;
  --font:"Microsoft YaHei","微软雅黑",sans-serif;
  --gradient:linear-gradient(90deg,#2576fb 0,#59a3ff 100%);
}

*{box-sizing:border-box;margin:0;padding:0;}
html,body{scroll-behavior:smooth;}
body{font-family:var(--font);color:var(--text-1);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased;background:#fff;}
a{color:var(--primary);text-decoration:none;cursor:pointer;}
button{font-family:inherit;cursor:pointer;border:none;background:none;font-size:14px;}

/* === Hero 区 === */
.detail-hero{position:relative;overflow:hidden;padding:80px 0 60px;}
.detail-hero .hero-inner{max-width:1200px;margin:0 auto;padding:0 20px;display:flex;align-items:center;gap:60px;}
.detail-hero .hero-text{flex:1;}
.detail-hero .hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 16px;border-radius:20px;font-size:13px;font-weight:500;margin-bottom:20px;}
.detail-hero .hero-title{font-size:42px;font-weight:bold;color:#1d2129;line-height:1.3;margin-bottom:16px;}
.detail-hero .hero-subtitle{font-size:18px;color:#4e5969;margin-bottom:12px;}
.detail-hero .hero-desc{font-size:15px;color:#86909c;line-height:1.8;margin-bottom:32px;max-width:540px;}
.detail-hero .hero-cta{display:flex;gap:14px;}
.detail-hero .btn-primary{background:var(--gradient);color:#fff;border:none;height:48px;padding:0 32px;font-size:15px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;transition:.15s;}
.detail-hero .btn-primary:hover{opacity:.85;}
.detail-hero .btn-outline{background:#fff;color:#0076fe;border:1px solid #0076fe;height:48px;padding:0 32px;font-size:15px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;transition:.15s;}
.detail-hero .btn-outline:hover{background:#f0f6ff;}
.detail-hero .hero-visual{flex:0 0 480px;height:320px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:120px;position:relative;overflow:hidden;}
.detail-hero .hero-visual svg{width:100%;height:100%;}
.detail-hero-img{width:100%;height:100%;object-fit:cover;border-radius:12px;}

/* === 面包屑 === */
.detail-breadcrumb{max-width:1200px;margin:0 auto;padding:20px 20px 0;font-size:13px;color:#86909c;}
.detail-breadcrumb a{color:#86909c;}
.detail-breadcrumb a:hover{color:#0076fe;}
.detail-breadcrumb span{margin:0 6px;color:#c9cdd4;}

/* === 功能卡片 === */
.detail-features{padding:64px 0;background:var(--bg-soft);}
.detail-features .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.detail-features .section-header{text-align:center;margin-bottom:48px;}
.detail-features .section-header h2{font-size:32px;font-weight:bold;color:#1d2129;margin-bottom:10px;}
.detail-features .section-header p{color:#86909c;font-size:15px;}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.feature-card{background:#fff;border-radius:12px;padding:32px 24px;transition:transform .3s,box-shadow .3s;border:1px solid transparent;}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(0,0,0,.08);border-color:#e6f0ff;}
.feature-card .feature-icon{width:56px;height:56px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:28px;margin-bottom:20px;}
.feature-card h3{font-size:17px;font-weight:bold;color:#1d2129;margin-bottom:10px;}
.feature-card p{font-size:14px;color:#86909c;line-height:1.7;}

/* === 图文交替 === */
.detail-showcase{padding:64px 0;}
.detail-showcase .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.showcase-item{display:flex;align-items:center;gap:56px;margin-bottom:64px;}
.showcase-item:last-child{margin-bottom:0;}
.showcase-item.reverse{flex-direction:row-reverse;}
.showcase-item .showcase-content{flex:1;}
.showcase-item .showcase-visual{flex:0 0 440px;height:280px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:80px;overflow:hidden;position:relative;}
.showcase-item .showcase-visual svg{width:100%;height:100%;}
.detail-showcase-img{width:100%;height:100%;object-fit:cover;border-radius:12px;}
.showcase-item .showcase-tag{display:inline-block;padding:4px 12px;border-radius:4px;font-size:12px;font-weight:500;margin-bottom:14px;}
.showcase-item h3{font-size:22px;font-weight:bold;color:#1d2129;margin-bottom:14px;}
.showcase-item .showcase-desc{font-size:15px;color:#4e5969;line-height:1.8;margin-bottom:20px;}
.showcase-item ul{list-style:none;}
.showcase-item ul li{padding:6px 0;font-size:14px;color:#86909c;position:relative;padding-left:24px;}
.showcase-item ul li::before{content:"";position:absolute;left:0;top:11px;width:16px;height:16px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%230076fe' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") no-repeat center/contain;}

/* === 数据成果 === */
.detail-stats{padding:64px 0;background:var(--bg-soft);}
.detail-stats .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.detail-stats .section-header{text-align:center;margin-bottom:48px;}
.detail-stats .section-header h2{font-size:32px;font-weight:bold;color:#1d2129;margin-bottom:10px;}
.detail-stats .section-header p{color:#86909c;font-size:15px;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{text-align:center;background:#fff;border-radius:12px;padding:40px 20px;}
.stat-item .stat-num{font-size:42px;font-weight:bold;color:#0076fe;}
.stat-item .stat-label{font-size:14px;color:#86909c;margin-top:8px;}
.stat-item .stat-suffix{font-size:20px;font-weight:bold;color:#0076fe;}

/* === 标杆案例 === */
.detail-case{padding:64px 0;}
.detail-case .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.detail-case .case-box{background:linear-gradient(135deg,#f0f6ff,#f5f6fa);border-radius:16px;padding:48px;display:flex;align-items:center;gap:40px;}
.detail-case .case-info{flex:1;}
.detail-case .case-info .case-name{font-size:20px;font-weight:bold;color:#1d2129;margin-bottom:8px;}
.detail-case .case-info .case-desc{font-size:14px;color:#4e5969;line-height:1.8;margin-bottom:20px;}
.detail-case .case-metrics{display:flex;gap:32px;}
.detail-case .case-metric{text-align:center;}
.detail-case .case-metric .metric-num{font-size:36px;font-weight:bold;color:#0076fe;}
.detail-case .case-metric .metric-label{font-size:13px;color:#86909c;margin-top:4px;}

/* === CTA === */
.detail-cta{background:#f5f6fa;padding:64px 0;text-align:center;}
.detail-cta .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.detail-cta h2{font-size:32px;font-weight:bold;color:#1d2129;margin-bottom:12px;}
.detail-cta p{color:#4e5969;font-size:16px;margin-bottom:28px;}
.detail-cta .cta-btns{display:flex;gap:14px;justify-content:center;}
.detail-cta .cta-btns button{height:48px;padding:0 32px;font-size:15px;border-radius:4px;display:inline-flex;align-items:center;justify-content:center;transition:.15s;}
.detail-cta .btn-primary{background:var(--gradient);color:#fff;border:none;}
.detail-cta .btn-primary:hover{opacity:.85;}
.detail-cta .btn-outline{background:#fff;color:#0076fe;border:1px solid #0076fe;}
.detail-cta .btn-outline:hover{background:#f0f6ff;}
.detail-cta .contact{color:#86909c;font-size:13px;margin-top:20px;}

/* === Toast === */
.toast{background:#333;color:#fff;padding:10px 20px;border-radius:4px;font-size:14px;animation:toastIn .3s ease;}
@keyframes toastIn{from{opacity:0;transform:translateY(-10px);}to{opacity:1;transform:translateY(0);}}

/* === 回到顶部 === */
.mk-top{position:fixed;right:20px;bottom:24px;width:44px;height:44px;border-radius:50%;background:#0076fe;color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,.12);opacity:0;pointer-events:none;transition:.2s;z-index:50;}
.mk-top.show{opacity:1;pointer-events:auto;}

/* === 浮动客服 === */
.cs-btn{position:fixed;right:20px;bottom:80px;width:48px;height:48px;border-radius:50%;background:#0076fe;color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,.12);z-index:50;transition:.15s;}
.cs-btn:hover{transform:scale(1.08);}

/* === Responsive === */
@media(max-width:768px){
  .detail-hero .hero-inner{flex-direction:column;gap:32px;}
  .detail-hero .hero-visual{flex:none;width:100%;height:240px;font-size:80px;}
  .feature-grid{grid-template-columns:1fr;}
  .showcase-item,.showcase-item.reverse{flex-direction:column;gap:32px;}
  .showcase-item .showcase-visual{flex:none;width:100%;height:220px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .detail-case .case-box{flex-direction:column;padding:32px 24px;}
  .detail-case .case-metrics{flex-wrap:wrap;justify-content:center;gap:20px;}
  .detail-hero .hero-title{font-size:30px;}
  .detail-hero .hero-cta{flex-direction:column;}
}