/* ===== erp158.com 企诚软件官网 公共样式 ===== */
*{margin:0;padding:0;box-sizing:border-box;font-family:"Microsoft Yahei","PingFang SC",system-ui,sans-serif;}
:root{
  --primary:#1a73e8;
  --primary-dark:#1565c0;
  --dark:#1d2939;
  --gray:#667085;
  --light:#f9fafb;
  --blue-bg:#f4f7fc;
  --deep-blue:#1a56a8;
  --white:#ffffff;
}
ul{list-style:none;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;border-radius:8px;}
body{color:var(--dark);background:var(--white);}
.container{width:92%;max-width:1200px;margin:0 auto;}

/* 头部导航 */
.header{background:var(--white);box-shadow:0 2px 8px rgba(0,0,0,0.08);position:sticky;top:0;z-index:99;}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;}
.logo{font-size:20px;font-weight:bold;color:var(--primary);display:flex;align-items:center;gap:10px;}
.logo .logo-img{width:34px;height:34px;object-fit:contain;border-radius:6px;display:block;}
.nav-wrap{display:flex;gap:28px;}
.nav-item{position:relative;font-size:15px;color:var(--dark);padding:6px 0;}
.nav-item:hover,.nav-item.active{color:var(--primary);}
.nav-item.active::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--primary);border-radius:2px;}
.btn-demo{background:var(--primary);color:#fff;padding:8px 16px;border-radius:6px;font-size:14px;white-space:nowrap;border:none;cursor:pointer;}
.btn-demo:hover{background:var(--primary-dark);}
.header-phone{font-size:14px;color:var(--dark);}
.hamburger{display:none;font-size:24px;cursor:pointer;user-select:none;}

/* Banner */
.banner{background:linear-gradient(135deg,#1a56a8,#1a73e8);color:#fff;padding:80px 0;}
.banner-inner{max-width:720px;}
.banner h1{font-size:42px;margin-bottom:16px;line-height:1.3;}
.banner p{font-size:18px;opacity:0.92;margin-bottom:32px;line-height:1.7;}
.banner-buttons{display:flex;gap:16px;flex-wrap:wrap;}
.btn-white{background:#fff;color:var(--primary);padding:12px 28px;border-radius:8px;font-weight:500;}
.btn-outline{border:1px solid #fff;color:#fff;padding:12px 28px;border-radius:8px;font-weight:500;}
.btn-white:hover,.btn-outline:hover{opacity:0.9;}

/* 通用区块 */
.section{padding:64px 0;}
.section-title{text-align:center;margin-bottom:48px;}
.section-title h2{font-size:30px;color:var(--dark);margin-bottom:12px;}
.section-title p{color:var(--gray);font-size:16px;}

/* 面包屑 */
.breadcrumb{background:var(--blue-bg);padding:16px 0;font-size:14px;color:var(--gray);}
.breadcrumb a{color:var(--primary);}
.breadcrumb a:hover{text-decoration:underline;}

/* 痛点 */
.pain-points{background:var(--blue-bg);}
.pain-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;}
.pain-card{background:#fff;padding:24px;border-radius:10px;box-shadow:0 2px 12px rgba(0,0,0,0.06);}
.pain-card h4{font-size:17px;color:var(--dark);margin-bottom:8px;}
.pain-card p{color:var(--gray);font-size:14px;line-height:1.6;}

/* 仪表盘 */
.dashboard-box{background:var(--blue-bg);padding:32px;border-radius:12px;max-width:960px;margin:0 auto;}
.dashboard-box h3{font-size:18px;color:var(--dark);margin-bottom:14px;}
.dashboard-box ul{padding-left:20px;line-height:2;font-size:15px;color:var(--dark);}
.dashboard-box ul li::marker{color:var(--primary);}

/* 工作台截图展示 */
.dashboard-shot{max-width:1100px;margin:0 auto;}
.dashboard-shot-img{width:100%;height:auto;border-radius:12px;box-shadow:0 8px 30px rgba(26,115,232,0.18);border:1px solid #e5edf8;}
.dashboard-caption{text-align:center;color:var(--gray);font-size:14px;margin-top:16px;}

/* 生产管理模块区块 */
.prod-block{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:center;max-width:1100px;margin:0 auto;}
.prod-img img{width:100%;height:auto;border-radius:12px;box-shadow:0 8px 30px rgba(26,115,232,0.15);border:1px solid #e5edf8;}
.prod-list{display:flex;flex-direction:column;gap:16px;}
.prod-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid #e5edf8;border-radius:10px;padding:14px 16px;transition:box-shadow .25s,transform .25s;}
.prod-item:hover{box-shadow:0 6px 20px rgba(26,115,232,0.12);transform:translateY(-2px);}
.prod-ico{flex-shrink:0;width:30px;height:30px;border-radius:8px;background:var(--primary);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:15px;}
.prod-item strong{display:block;font-size:16px;color:var(--text);margin-bottom:3px;}
.prod-item p{font-size:13.5px;color:var(--gray);margin:0;line-height:1.6;}
@media(max-width:820px){.prod-block{grid-template-columns:1fr;gap:24px;}}

/* 仪表盘 KPI 卡片 */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px;}
.kpi-card{background:#fff;border-radius:10px;padding:18px;box-shadow:0 2px 10px rgba(0,0,0,0.05);border-left:4px solid var(--primary);}
.kpi-card .kpi-label{font-size:13px;color:var(--gray);margin-bottom:6px;}
.kpi-card .kpi-value{font-size:24px;font-weight:bold;color:var(--dark);}
.kpi-card .kpi-trend{font-size:12px;color:#0e9f6e;margin-top:4px;}
.kpi-card.green{border-left-color:#0e9f6e;}
.kpi-card.orange{border-left-color:#ff7d00;}
.kpi-card.purple{border-left-color:#7a3de8;}

/* 仪表盘 图表+列表 两栏 */
.dash-cols{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;margin-bottom:20px;}
.dash-panel{background:#fff;border-radius:10px;padding:20px;box-shadow:0 2px 10px rgba(0,0,0,0.05);}
.dash-panel h4{font-size:15px;color:var(--dark);margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.dash-panel h4::before{content:"";width:4px;height:16px;background:var(--primary);border-radius:2px;}

/* CSS 柱状图 */
.bar-chart{display:flex;align-items:flex-end;gap:10px;height:150px;padding-top:8px;}
.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;}
.bar{width:100%;max-width:34px;border-radius:4px 4px 0 0;background:linear-gradient(180deg,#4285f4,#1a73e8);min-height:6px;position:relative;}
.bar.purchase{background:linear-gradient(180deg,#34d399,#0e9f6e);}
.bar-label{font-size:11px;color:var(--gray);white-space:nowrap;}

/* 预警/待办列表 */
.warn-list{list-style:none;}
.warn-list li{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px dashed #eee;font-size:14px;color:var(--dark);}
.warn-list li:last-child{border-bottom:none;}
.warn-list .warn-badge{background:#fee2e2;color:#dc2626;font-size:12px;padding:2px 8px;border-radius:4px;}
.warn-list .todo-badge{background:#e8f0ff;color:var(--primary);font-size:12px;padding:2px 8px;border-radius:4px;}

/* 快捷入口 */
.quick-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;}
.quick-link{background:#fff;border:1px solid #e8e8e8;border-radius:8px;padding:14px;text-align:center;font-size:14px;color:var(--dark);cursor:pointer;transition:0.2s;}
.quick-link:hover{border-color:var(--primary);color:var(--primary);box-shadow:0 3px 10px rgba(22,93,255,0.1);}

/* 功能卡片 */
.func-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:24px;}
.func-card{border:1px solid #e8e8e8;border-radius:10px;padding:28px;transition:0.25s;cursor:pointer;background:#fff;}
.func-card:hover{border-color:var(--primary);box-shadow:0 4px 16px rgba(22,93,255,0.12);transform:translateY(-3px);}
.func-card .func-icon{width:44px;height:44px;border-radius:8px;background:var(--blue-bg);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px;font-weight:bold;}
.func-card h4{font-size:18px;color:var(--dark);margin-bottom:10px;}
.func-card p{color:var(--gray);font-size:14px;line-height:1.6;}

/* 行业方案 */
.solution{background:var(--light);}
.sol-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px;}
.sol-card{background:#fff;border-radius:10px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,0.05);cursor:pointer;transition:0.25s;}
.sol-card:hover{box-shadow:0 6px 18px rgba(0,0,0,0.1);transform:translateY(-3px);}
.sol-media{position:relative;height:170px;overflow:hidden;}
.sol-media img{width:100%;height:100%;object-fit:cover;display:block;border-radius:0;}
.sol-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,90,0.05) 0%,rgba(15,42,90,0.55) 100%);}
.sol-media-text{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;color:#fff;z-index:1;}
.sol-media-text h4{margin:0 0 4px;font-size:19px;color:#fff;}
.sol-media-text p{margin:0;font-size:13px;color:rgba(255,255,255,0.85);line-height:1.5;}
.sol-body{padding:20px;}
.sol-body h4{margin-bottom:8px;color:var(--dark);}
.sol-body p{font-size:14px;color:var(--gray);line-height:1.6;}

/* 案例 */
.case-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:28px;}
.case-card{border:1px solid #eee;border-radius:10px;overflow:hidden;cursor:pointer;transition:0.25s;background:#fff;}
.case-card:hover{box-shadow:0 6px 18px rgba(0,0,0,0.1);transform:translateY(-3px);}
.case-media{position:relative;height:190px;overflow:hidden;}
.case-media img{width:100%;height:100%;object-fit:cover;display:block;border-radius:0;}
.case-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,90,0.05) 0%,rgba(15,42,90,0.6) 100%);}
.case-media-text{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;color:#fff;z-index:1;}
.case-media-text .case-tag{display:inline-block;background:rgba(255,255,255,0.2);color:#fff;font-size:12px;padding:3px 9px;border-radius:4px;margin-bottom:7px;border:1px solid rgba(255,255,255,0.35);}
.case-media-text h4{margin:0;font-size:18px;color:#fff;}
.case-body{padding:22px;}
.case-tag{display:inline-block;background:#e8f0ff;color:var(--primary);font-size:12px;padding:3px 8px;border-radius:4px;margin-bottom:10px;}
.case-body h4{margin-bottom:8px;}
.case-body p{font-size:14px;color:var(--gray);line-height:1.6;}

/* 优势 */
.advantage{background:var(--blue-bg);}
.adv-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;}
.adv-item{text-align:center;padding:20px;background:#fff;border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,0.04);}
.adv-item .adv-num{width:52px;height:52px;margin:0 auto 12px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:bold;}
.adv-item h4{margin:0 0 8px;color:var(--dark);}
.adv-item p{color:var(--gray);font-size:14px;line-height:1.6;}

/* 资讯 */
.news-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;}
.news-card{border:1px solid #eee;border-radius:10px;overflow:hidden;cursor:pointer;transition:0.25s;background:#fff;}
.news-card:hover{box-shadow:0 6px 18px rgba(0,0,0,0.1);transform:translateY(-3px);}
.news-media{position:relative;height:170px;overflow:hidden;}
.news-media img{width:100%;height:100%;object-fit:cover;display:block;border-radius:0;}
.news-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,90,0.05) 0%,rgba(15,42,90,0.6) 100%);}
.news-media-text{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;color:#fff;z-index:1;}
.news-media-text .news-date{display:inline-block;font-size:12px;color:rgba(255,255,255,0.9);margin-bottom:6px;}
.news-media-text h4{margin:0;font-size:16px;color:#fff;line-height:1.4;}
.news-body{padding:20px;}
.news-body .news-date{font-size:12px;color:#98a2b3;margin-bottom:8px;}
.news-body h4{font-size:16px;margin-bottom:8px;color:var(--dark);}
.news-body p{font-size:14px;color:var(--gray);line-height:1.6;}

/* 表单区块 */
.form-section{background:var(--deep-blue);color:#fff;}
.form-wrap{max-width:620px;margin:0 auto;}
.form-row{margin-bottom:18px;}
.form-row label{display:block;margin-bottom:6px;font-size:14px;}
.form-row input,.form-row textarea{width:100%;padding:12px;border-radius:6px;border:none;font-size:15px;color:#333;background:#fff;}
.form-row textarea{min-height:100px;resize:vertical;}
.submit-btn{width:100%;background:var(--primary);color:#fff;padding:14px;border:none;border-radius:6px;font-size:16px;cursor:pointer;}
.submit-btn:hover{background:var(--primary-dark);}

/* 验证码 */
.captcha-row{display:flex;align-items:center;gap:10px;}
.captcha-row .captcha-input{width:180px;padding:12px;border-radius:6px;border:none;font-size:15px;color:#333;background:#fff;}
.captcha-box{min-width:110px;height:46px;line-height:46px;text-align:center;font-size:24px;font-weight:700;letter-spacing:6px;font-family:"Courier New",monospace;color:#fff;background:linear-gradient(135deg,#1a56a8,#1a73e8);border-radius:6px;cursor:pointer;user-select:none;}
.captcha-refresh{height:46px;padding:0 12px;border:none;border-radius:6px;background:rgba(255,255,255,0.15);color:#fff;font-size:13px;cursor:pointer;}
.captcha-refresh:hover{background:rgba(255,255,255,0.28);}
.form-box .captcha-box{background:linear-gradient(135deg,#1a56a8,#1a73e8);}
.form-box .captcha-refresh{background:#eee;color:#333;}
.form-box .captcha-refresh:hover{background:#ddd;}

/* 悬浮按钮 */
.float-btn{position:fixed;right:20px;bottom:80px;z-index:98;}
.float-btn a,.float-btn button{display:block;background:var(--primary);color:#fff;padding:12px 14px;border-radius:8px;box-shadow:0 4px 14px rgba(22,93,255,0.35);font-size:14px;border:none;cursor:pointer;}

/* 页脚 */
.footer{background:#171e2e;color:#c9cdd8;padding:48px 0 24px;}
.footer-inner{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;margin-bottom:32px;}
.footer-col h5{color:#fff;font-size:16px;margin-bottom:16px;}
.footer-col p,.footer-col a{font-size:14px;line-height:1.9;color:#c9cdd8;}
.footer-col a:hover{color:#fff;}
.copyright{text-align:center;font-size:13px;color:#989fb0;padding-top:20px;border-top:1px solid #273044;}

/* 详情页 */
.detail-wrap{max-width:900px;margin:0 auto;}
.detail-title{font-size:28px;color:var(--dark);margin-bottom:16px;}
.detail-content{line-height:1.8;font-size:16px;color:#333;}
.detail-content h3{margin:24px 0 12px;color:var(--dark);}
.detail-content p{margin-bottom:16px;}
.detail-content ul{padding-left:20px;margin-bottom:16px;}
.detail-content li{margin-bottom:8px;line-height:1.8;}
.detail-content li::marker{color:var(--primary);}
.img-placeholder{width:100%;height:300px;background:#d7e3fc;border-radius:8px;margin:24px 0;display:flex;align-items:center;justify-content:center;color:#5a7fd0;font-size:15px;object-fit:cover;}
.benefit-box{background:var(--blue-bg);border-left:4px solid var(--primary);padding:20px;border-radius:0 8px 8px 0;margin:16px 0;}

/* 表单盒子（详情页） */
.form-box{background:var(--blue-bg);padding:32px;border-radius:10px;margin-top:48px;}
.form-box h3{margin-bottom:20px;color:var(--dark);}
.form-box .form-row input,.form-box .form-row textarea{border:1px solid #ddd;background:#fff;}

/* 分页 */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:40px;}
.page-item{padding:8px 14px;border:1px solid #ddd;border-radius:4px;color:var(--dark);}
.page-item.active{background:var(--primary);color:#fff;border-color:var(--primary);}
.page-item:hover{border-color:var(--primary);color:var(--primary);}

/* 页面头部条 */
.page-head{background:var(--blue-bg);padding:48px 0;text-align:center;}
.page-head h1{font-size:32px;color:var(--dark);margin-bottom:10px;}
.page-head p{color:var(--gray);font-size:16px;}

/* 关于我们 */
.about-section{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.about-img{height:320px;background:#d7e3fc;border-radius:12px;width:100%;object-fit:cover;}
.about-text h2{font-size:28px;color:var(--dark);margin-bottom:16px;}
.about-text p{color:var(--gray);line-height:1.8;margin-bottom:12px;}

/* 联系信息 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin-bottom:40px;}
.contact-item{background:#fff;border:1px solid #eee;border-radius:10px;padding:24px;text-align:center;}
.contact-item h4{margin-bottom:8px;color:var(--dark);}
.contact-item p{color:var(--gray);font-size:14px;line-height:1.8;}
.contact-item .contact-tel{font-size:22px;color:var(--primary);font-weight:bold;}

/* 移动端 */
@media(max-width:768px){
  .nav-wrap{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 24px;gap:16px;box-shadow:0 8px 16px rgba(0,0,0,0.08);}
  .nav-wrap.open{display:flex;}
  .hamburger{display:block;}
  .header-phone{display:none;}
  .banner h1{font-size:28px;}
  .banner{padding:50px 0;}
  .section{padding:40px 0;}
  .float-btn{right:12px;bottom:20px;}
  .about-section{grid-template-columns:1fr;}
  .page-head h1{font-size:26px;}
  .detail-title{font-size:22px;}
}