/* ===== 德合智充 企业网站样式 ===== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#4148F1; --primary-dark:#3236C4; --primary-light:#E7F1FE;
  --dark:#303656; --gray:#61688E; --line:#DFE8F2; --bg:#F3F6FA;
  --grad:linear-gradient(135deg,#4148F1 0%,#3D9EFF 100%);
  --accent:#FF6B4A;
}
body{font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:#333;line-height:1.7;background:#fff}
a{text-decoration:none;color:inherit}
img{max-width:100%}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.center{text-align:center;margin-top:28px}
.btn{display:inline-block;padding:11px 26px;border-radius:6px;font-size:15px;transition:.25s;border:none;cursor:pointer}
.btn-primary{background:var(--grad);color:#fff}
.btn-primary:hover{background:#087557;transform:translateY(-2px)}
.btn-outline{border:1px solid var(--primary);color:var(--primary);background:#fff}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-light{background:#fff;color:var(--primary)}
.btn-light:hover{background:var(--primary);color:#fff}
.btn-accent{background:linear-gradient(135deg,#FF6B4A,#FF8A5B);color:#fff;box-shadow:0 4px 14px rgba(255,107,74,.35)}
.btn-accent:hover{background:#FF5A38;transform:translateY(-2px)}
.btn-lg{padding:14px 40px;font-size:17px}
.btn-block{width:100%}

/* 顶部栏（简洁） */
.topbar{background:#23263d;color:#aeb4cc;font-size:12.5px;padding:6px 0;letter-spacing:.3px}
.topbar .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px}
.topbar b{color:#fff;font-weight:600}
.topbar-right{white-space:nowrap}
.navbar{background:rgba(255,255,255,.88);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);box-shadow:0 1px 0 rgba(20,22,60,.05),0 6px 20px rgba(20,22,60,.04);border-bottom:1px solid #EFF1F7;position:sticky;top:0;z-index:100}
.nav-flex{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{display:flex;align-items:center;gap:12px}
.logo-mark{width:40px;height:40px;border-radius:11px;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:21px;font-weight:700;box-shadow:0 4px 12px rgba(65,72,241,.25)}
.logo-text strong{font-size:19px;color:var(--dark);display:block;line-height:1.2;font-weight:700}
.logo-text small{font-size:11px;color:var(--gray);letter-spacing:.5px}
.nav-menu{display:flex;gap:6px;align-items:center;flex-wrap:nowrap;white-space:nowrap}
.nav-item{padding:9px 16px;color:#3a4157;font-size:14.5px;border-radius:999px;transition:.2s;white-space:nowrap;font-weight:500}
.nav-item:hover{color:var(--primary);background:rgba(65,72,241,.06)}
.nav-item.active{color:var(--primary);font-weight:600;background:rgba(65,72,241,.09)}
.btn-nav{background:var(--grad);color:#fff !important;box-shadow:0 4px 12px rgba(65,72,241,.25);white-space:nowrap;font-weight:500}
.btn-nav:hover{background:var(--primary-dark);color:#fff !important;transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:none;font-size:24px;color:var(--dark);cursor:pointer}
@media(min-width:1101px){.nav-menu{margin:0 auto}}

/* 轮播 */
.hero{position:relative;height:540px;overflow:hidden;background:linear-gradient(135deg,#4148F1,#3D9EFF)}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero-track{position:relative;z-index:1}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity .8s;display:flex;align-items:center;background-size:cover;background-position:center;background-image:none !important}
.hero-slide.active{opacity:1}
.hero-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(35,37,84,.72),rgba(65,72,241,.28))}
.hero-content{position:relative;z-index:2;color:#fff}
.hero-content h1{font-size:48px;margin-bottom:16px}
.hero-content p{font-size:19px;opacity:.95;margin-bottom:26px;max-width:620px}
.hero-dots{position:absolute;bottom:22px;left:0;right:0;display:flex;justify-content:center;gap:8px;z-index:3}
.hero-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer}
.hero-dots span.active{background:#fff;width:26px;border-radius:6px}
.intro-voice{position:absolute;left:50%;bottom:58px;transform:translateX(-50%);z-index:4;display:inline-flex;align-items:center;gap:8px;padding:9px 20px;border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.5);color:#fff;font-size:14px;cursor:pointer;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:.25s}
.intro-voice:hover{background:rgba(255,255,255,.3)}
.intro-voice.playing{background:#fff;color:var(--primary);border-color:#fff}
@media(max-width:960px){.intro-voice{bottom:54px;padding:8px 16px;font-size:13px}}

/* 通用区块（更大气留白） */
.section{padding:84px 0}
.section-gray{background:var(--bg)}
.section-title{font-size:30px;color:var(--dark);text-align:center;margin-bottom:10px;font-weight:700;letter-spacing:.5px}
.section-sub{text-align:center;color:var(--gray);margin-bottom:44px}

/* 首页简介+数据 */
.about-intro{display:grid;grid-template-columns:1.4fr 1fr;gap:50px;align-items:center}
.about-text .section-title{text-align:left}
.about-text .section-sub{text-align:left}
.about-text .about-lead{color:var(--gray);margin-bottom:16px}
.about-points{list-style:none;margin:18px 0 26px;display:grid;gap:14px}
.about-points li{display:flex;align-items:center;gap:12px;color:var(--dark);font-size:15px}
.about-points li svg{flex:none;color:var(--primary)}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stats-grid.about-stats{margin-top:18px;grid-template-columns:repeat(4,1fr)}
.stat{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:30px 20px;text-align:center;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.stat span{color:var(--gray)}

/* 解决方案（简洁） */
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:32px 26px;text-align:center;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.service-card:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-5px);border-color:#fff}
.service-icon{width:58px;height:58px;margin:0 auto 18px;border-radius:16px;background:var(--primary-light);color:var(--primary);font-size:24px;display:flex;align-items:center;justify-content:center}
.service-card h3{margin-bottom:10px;color:var(--dark)}
.service-card p{color:var(--gray);font-size:14px;line-height:1.7}

/* 产品（简洁） */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.product-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;overflow:hidden;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.product-card:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-5px);border-color:#fff}
.product-img{height:200px;background-size:cover;background-position:center;background-color:#f3f5f9}
.product-body{padding:18px 20px}
.product-cat{display:inline-block;font-size:12px;color:var(--primary);background:var(--primary-light);padding:2px 10px;border-radius:20px;margin-bottom:8px}
.product-body h3{font-size:17px;margin-bottom:6px;color:var(--dark)}
.product-body p{color:var(--gray);font-size:13px}

/* 新闻（简洁） */
.news-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.news-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:24px;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.news-card:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-5px);border-color:#fff}
.news-date{color:var(--primary);font-size:12.5px;letter-spacing:.5px}
.news-card h3{font-size:16px;margin:10px 0 8px;color:var(--dark);line-height:1.5}
.news-card p{color:var(--gray);font-size:13px;line-height:1.7}

/* 案例（简洁） */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;overflow:hidden;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.case-card:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-5px);border-color:#fff}
.case-img{height:190px;background-size:cover;background-position:center;background-color:#f3f5f9}
.case-body{padding:20px}
.case-loc{font-size:13px;color:var(--gray)}
.case-body h3{font-size:17px;margin:8px 0;color:var(--dark)}
.case-body p{color:var(--gray);font-size:13px;line-height:1.7}

/* CTA */
.cta{background:linear-gradient(135deg,#4148F1,#3D9EFF);color:#fff;text-align:center;padding:70px 20px}
.cta h2{font-size:30px;margin-bottom:12px}
.cta p{margin-bottom:26px;opacity:.95}

/* 页头 */
.page-hero{background:linear-gradient(135deg,#4148F1,#3D9EFF);color:#fff;padding:56px 20px;text-align:center}
.page-hero h1{font-size:34px;margin-bottom:6px}
.page-hero p{opacity:.92}

/* 筛选条 */
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:32px}
.filter{padding:7px 18px;border:1px solid var(--line);border-radius:30px;color:var(--gray);font-size:14px}
.filter.active,.filter:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* 文章 */
.article{max-width:880px}
.article .section-title{margin-bottom:20px}
.article-title{font-size:28px;color:var(--dark);margin-bottom:10px}
.article-meta{color:#a0a8a7;font-size:14px;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.article-img{border-radius:10px;margin-bottom:18px}
.rich-text{font-size:16px;color:#444}
.rich-text p,.rich-text div{margin-bottom:12px}
.rich-text br{display:block;content:"";margin:10px 0}
.advantage-list{list-style:none;margin-top:14px}
.advantage-list li{background:var(--primary-light);border-left:4px solid var(--primary);padding:12px 16px;border-radius:6px;margin-bottom:10px;color:#333}
.sub-h{margin:24px 0 12px;color:var(--dark)}
.back{margin-top:30px;color:var(--primary)}

/* 服务流程 */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:10px}
.flow{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:30px 24px;text-align:center;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.flow-num{display:inline-block;width:44px;height:44px;line-height:44px;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;margin-bottom:14px}
.flow h4{margin-bottom:8px;color:var(--dark)}
.flow p{color:var(--gray);font-size:13px;line-height:1.7}

/* 新闻列表（简洁） */
.news-list{max-width:900px;margin:0 auto}
.news-item{display:flex;gap:24px;padding:24px;border:1px solid #EEF0F6;border-radius:16px;margin-bottom:16px;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03);background:#fff}
.news-item:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-4px);border-color:#fff}
.news-item-date{font-size:30px;color:var(--primary);font-weight:700;min-width:80px;text-align:center}
.news-item-body h3{font-size:18px;margin:4px 0 6px}
.news-item-body p{color:var(--gray);font-size:14px}

/* 产品详情 */
.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.pd-img{height:360px;border-radius:14px;background-size:cover;background-position:center;background-color:#eef3f2}
.pd-info h2{font-size:26px;margin-bottom:12px}
.pd-spec{color:var(--gray)}
.pd-price{color:var(--primary);font-size:22px;margin:12px 0}
.pd-summary{color:var(--gray);margin-bottom:20px}

/* 联系 */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.contact-info h3,.contact-form h3{margin-bottom:18px;color:var(--dark)}
.contact-cards{display:grid;gap:14px;margin-bottom:20px}
.contact-item{display:flex;align-items:flex-start;gap:14px;background:#fff;border:1px solid #EEF0F6;border-radius:14px;padding:16px 18px;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.contact-item .ci-icon{flex:none;width:42px;height:42px;border-radius:12px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center}
.contact-item b{display:block;color:var(--dark);font-size:15px;margin-bottom:4px}
.contact-item p{color:var(--gray);margin:0;font-size:14px}
.contact-tip{background:var(--primary-light);padding:16px;border-radius:8px;color:#0a6a52;margin-top:14px}
.contact-form label{display:block;margin-bottom:14px;color:var(--dark);font-size:14px}
.contact-form input,.contact-form textarea{width:100%;margin-top:6px;padding:11px;border:1px solid var(--line);border-radius:6px;font-size:14px;font-family:inherit}
.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--primary)}
.msg{border-radius:6px;padding:10px 14px;margin-bottom:14px}
.msg.ok{background:#e6f6e6;color:#1d7a3f;border:1px solid #b6e0b6}
.msg.err{background:#fdeaea;color:#c0392b;border:1px solid #f3c1c1}

/* 页脚 */
.site-footer{background:var(--dark);color:#b9c4c6;padding:46px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:34px}
.footer-col h4{color:#fff;margin-bottom:14px}
.footer-col p{margin-bottom:8px;font-size:14px}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:16px 0;font-size:13px;text-align:center}

/* 分页 */
.pagination{display:flex;justify-content:center;gap:6px;margin-top:30px;flex-wrap:wrap}
.pagination a{padding:8px 14px;border:1px solid var(--line);border-radius:6px;color:var(--gray);font-size:14px}
.pagination a.active,.pagination a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.empty{text-align:center;color:#a0a8a7;padding:40px}

/* 手机端底部快捷导航 */
.mobile-bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 -2px 12px rgba(0,0,0,.08);z-index:150;justify-content:space-around;padding:6px 0}
.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;color:var(--gray);padding:2px 6px}
.mobile-bottom-nav a.active{color:var(--primary);font-weight:600}
.mobile-bottom-nav .bn-icon{font-size:19px;line-height:1}

/* 响应式 */
@media(max-width:960px){
  .mobile-bottom-nav{display:flex}
  body{padding-bottom:56px}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .flow-grid{grid-template-columns:repeat(2,1fr)}
  .about-intro,.contact-wrap,.product-detail{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-content h1{font-size:34px}
  .nav-toggle{display:block}
  .nav-menu{position:fixed;right:-100%;top:0;height:100vh;width:270px;background:rgba(255,255,255,.85);backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);flex-direction:column;align-items:stretch;padding:56px 20px 20px;box-shadow:-6px 0 30px rgba(20,22,60,.12);transition:.3s;z-index:200;border-left:1px solid rgba(255,255,255,.6)}
  .nav-menu.open{right:0}
  .nav-item{width:100%;padding:12px 16px;background:rgba(255,255,255,.5);border:1px solid rgba(255,255,255,.65);border-radius:12px}
}

/* ===== 新增功能样式 ===== */
/* 公告栏（简洁） */
.announce-bar{background:#EEF0F8;color:#5a6079;font-size:13px;padding:6px 0;border-bottom:1px solid #E6E9F2}
.announce-bar .container{display:flex;align-items:center;gap:10px}
.announce-tag{background:var(--primary);color:#fff;padding:1px 10px;border-radius:12px;font-size:12px;font-weight:600;white-space:nowrap}
.announce-text{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.nav-search{margin-left:8px;font-size:18px;color:var(--dark);opacity:.7}
.nav-search:hover{color:var(--primary);opacity:1}

/* 浮动微信 */
.float-wechat{position:fixed;right:18px;bottom:90px;z-index:300}
.fw-btn{background:linear-gradient(135deg,#06C35E,#07D96C);color:#fff;border:none;border-radius:50%;width:56px;height:56px;font-size:13px;line-height:1.3;cursor:pointer;box-shadow:0 4px 14px rgba(6,195,94,.4);display:flex;align-items:center;justify-content:center}
.fw-btn:hover{transform:scale(1.06)}
.fw-panel{display:none;position:absolute;right:0;bottom:70px;width:190px;background:#fff;border-radius:10px;box-shadow:0 8px 30px rgba(0,0,0,.16);padding:16px;text-align:center}
.fw-panel.open{display:block}
.fw-close{position:absolute;top:6px;right:10px;cursor:pointer;color:#999;font-size:18px}
.fw-panel h4{color:var(--dark);margin-bottom:8px}
.fw-id{margin-top:8px;font-size:12px;color:#999}

/* 充电网点（简洁） */
.station-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.station-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:24px;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.station-card:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-5px);border-color:#fff}
.station-type{display:inline-block;font-size:12px;padding:2px 10px;border-radius:12px;background:var(--primary-light);color:var(--primary);white-space:nowrap}
.station-type.two{background:#E9F9F0;color:#06A65B}
.station-type.nev{background:#FFF0EC;color:#FF6B4A}
.station-type.both{background:linear-gradient(90deg,#EDEBFF,#E9F9F0);color:#6A5AEB}
.station-card h3{color:var(--dark);margin:10px 0 6px;font-size:18px}
.station-card p{color:var(--gray);font-size:14px;margin:4px 0}
.station-link{display:inline-block;margin-top:10px;color:var(--primary);font-size:13px}
.station-link:hover{text-decoration:underline}
/* 网点类型筛选标签 */
.station-tabs{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:0 0 22px}
.st-tab{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:rgba(255,255,255,.8);color:var(--dark);font-size:15px;transition:.25s}
.st-tab span{font-size:12px;color:var(--gray);background:var(--primary-light);padding:1px 8px;border-radius:10px}
.st-tab:hover{color:var(--primary);border-color:var(--primary)}
.st-tab.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 4px 14px rgba(65,72,241,.3)}
.st-tab.active span{color:#fff;background:rgba(255,255,255,.22)}

/* 表单卡片(招商申请) */
.form-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:32px;box-shadow:0 4px 20px rgba(20,22,60,.05)}
.form-card label{display:block;margin-bottom:14px;color:var(--dark);font-size:14px}
.form-card input,.form-card select,.form-card textarea{width:100%;margin-top:5px;padding:10px 12px;border:1px solid var(--line);border-radius:6px;font-size:14px;font-family:inherit}
.form-card input:focus,.form-card textarea:focus,.form-card select:focus{outline:none;border-color:var(--primary)}

/* 搜索页 */
.search-box{display:flex;gap:10px;max-width:560px;margin:10px auto 30px}
.search-box input{flex:1;padding:12px 16px;border:1px solid var(--line);border-radius:8px;font-size:15px}
.search-box input:focus{outline:none;border-color:var(--primary)}
.search-box button{padding:12px 24px;border:none;border-radius:8px;background:var(--grad);color:#fff;cursor:pointer}
.search-result{background:#fff;border:1px solid #EEF0F6;border-radius:14px;padding:22px;margin-bottom:14px;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.search-result:hover{box-shadow:0 14px 30px rgba(65,72,241,.10);transform:translateY(-3px);border-color:#fff}
.search-result h3 a{color:var(--dark);font-size:18px}
.search-result h3 a:hover{color:var(--primary)}
.search-result .sr-meta{font-size:12px;color:#9aa;margin-bottom:6px}
.search-result p{color:var(--gray);font-size:14px}

/* 招聘页（简洁） */
.job-list{max-width:900px;margin:0 auto}
.job-card{background:#fff;border:1px solid #EEF0F6;border-radius:16px;padding:28px;margin-bottom:18px;transition:transform .3s,box-shadow .3s;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.job-card:hover{box-shadow:0 16px 34px rgba(65,72,241,.10);transform:translateY(-4px);border-color:#fff}
.job-card h3{color:var(--dark);font-size:20px}
.job-tags{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.job-tags span{font-size:12px;padding:3px 10px;border-radius:12px;background:var(--primary-light);color:var(--primary)}
.job-tags span.dept{background:#FFF0EC;color:#FF6B4A}
.job-req{color:var(--gray);font-size:14px;white-space:pre-line}
.job-apply{display:inline-block;margin-top:12px;color:var(--primary);font-size:14px}

@media(max-width:960px){
  .station-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:560px){
  .station-grid{grid-template-columns:1fr}
  .float-wechat{right:12px;bottom:88px}
}

/* ===== 导航"更多"下拉 ===== */
.nav-sec{display:none}
.nav-more{position:relative}
.nav-more-btn{padding:9px 16px;color:#3a4157;font-size:14.5px;border-radius:999px;cursor:pointer;display:inline-block;white-space:nowrap;transition:.2s;font-weight:500}
.nav-more-btn:hover{color:var(--primary);background:rgba(65,72,241,.06)}
.nav-more:hover .nav-drop{display:block}
.nav-drop{display:none;position:absolute;top:100%;left:0;min-width:168px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border:1px solid rgba(255,255,255,.65);border-radius:14px;box-shadow:0 12px 32px rgba(20,22,60,.14);padding:8px;z-index:300;margin-top:8px}
.nav-drop-item{display:block;padding:10px 16px;color:var(--dark);font-size:14px;white-space:nowrap;border-radius:9px;transition:.2s}
.nav-drop-item:hover{background:rgba(65,72,241,.1);color:var(--primary)}
.nav-drop-item.active{color:var(--primary);font-weight:600;background:rgba(65,72,241,.1)}
@media(max-width:960px){
  .nav-sec{display:block}
  .nav-more{display:none}
}

/* ===== 导航单行保障：较窄桌面/平板自动收起为汉堡菜单，避免导航换行 ===== */
@media(max-width:1100px){
  .nav-toggle{display:block}
  .nav-menu{position:fixed;right:-100%;top:0;height:100vh;width:280px;background:rgba(255,255,255,.88);backdrop-filter:blur(20px) saturate(160%);-webkit-backdrop-filter:blur(20px) saturate(160%);flex-direction:column;align-items:stretch;padding:56px 20px 20px;box-shadow:-6px 0 30px rgba(20,22,60,.12);transition:.3s;z-index:200;border-left:1px solid rgba(255,255,255,.6);flex-wrap:nowrap;white-space:normal}
  .nav-menu.open{right:0}
  .nav-item{width:100%;padding:12px 16px;background:rgba(255,255,255,.5);border:1px solid rgba(255,255,255,.65);border-radius:12px;white-space:nowrap}
  .btn-nav{margin-left:0}
  .nav-sec{display:block}
  .nav-more{display:none}
}

/* ============================================================
   德合智充网站 · 视觉与交互优化增强（2026-10）
   ============================================================ */

/* 全局平滑滚动 */
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---- 滚动渐入动画 ---- */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.22,.61,.36,1),transform .8s cubic-bezier(.22,.61,.36,1);will-change:opacity,transform}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---- 返回顶部按钮 ---- */
.to-top{position:fixed;right:20px;bottom:150px;z-index:400;width:46px;height:46px;border-radius:50%;border:none;cursor:pointer;background:linear-gradient(135deg,#4148F1,#3D9EFF);color:#fff;font-size:20px;line-height:1;box-shadow:0 8px 20px rgba(65,72,241,.35);opacity:0;visibility:hidden;transform:translateY(14px);transition:opacity .3s,transform .3s,visibility .3s}
.to-top.show{opacity:1;visibility:visible;transform:none}
.to-top:hover{transform:translateY(-3px) scale(1.05)}
@media(max-width:960px){.to-top{bottom:86px;right:14px;width:42px;height:42px}}

/* ---- 卡片统一微动效 ---- */
.service-card,.product-card,.case-card,.news-card,.station-card,.job-card,.search-result{transition:transform .35s cubic-bezier(.22,.61,.36,1),box-shadow .35s,border-color .35s}
.product-card:hover .product-img,.case-card:hover .case-img{background-size:112%}
.product-img,.case-img{transition:background-size .7s cubic-bezier(.22,.61,.36,1);will-change:background-size}

/* ---- 按钮微动效 ---- */
.btn{position:relative;overflow:hidden}
.btn::after{content:"";position:absolute;inset:0;background:radial-gradient(circle,rgba(255,255,255,.4) 0,transparent 70%);opacity:0;transition:opacity .4s;pointer-events:none}
.btn:active::after{opacity:1}

/* ---- 区块标题装饰线 ---- */
.section-title{position:relative}
.section-title::after{content:"";display:block;width:56px;height:4px;border-radius:2px;background:var(--grad);margin:10px auto 0;opacity:.9}
.about-text .section-title::after,.article .section-title::after,.page-title-left::after{margin-left:0}

/* ---- 数字统计卡片（简洁） ---- */
.stat{position:relative;background:#fff;border:1px solid #EEF0F6;border-radius:16px;box-shadow:0 1px 3px rgba(20,22,60,.03)}
.stat b{font-size:36px;color:var(--primary);font-weight:700;display:block}
.stat span{color:var(--gray)}

/* ---- 轮播增强 ---- */
.hero-slide{transition:opacity .9s ease,transform .9s ease}
.hero-slide:not(.active){transform:scale(1.04)}
.hero-slide.active{transform:scale(1)}
.hero-content h1{font-weight:800;letter-spacing:.5px}
.hero-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:4;width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.16);color:#fff;font-size:22px;cursor:pointer;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:.3s;line-height:1;display:flex;align-items:center;justify-content:center}
.hero-arrow:hover{background:rgba(255,255,255,.32)}
.hero-arrow.prev{left:22px}
.hero-arrow.next{right:22px}
@media(max-width:960px){.hero-arrow{display:none}}

/* ---- 流程卡片 hover ---- */
.flow{transition:transform .3s,box-shadow .3s,border-color .3s}
.flow-num{transition:transform .5s}
.flow:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(65,72,241,.1);border-color:var(--primary)}
.flow:hover .flow-num{transform:rotate(360deg)}

/* ---- 新闻卡片 hover 标题变色 ---- */
.news-card h3{transition:color .25s}
.news-card:hover h3{color:var(--primary)}

/* ---- 漂浮微信按钮精致化 ---- */
.fw-btn{box-shadow:0 8px 20px rgba(6,195,94,.42)}