:root{--ink:#0B1F3A;--body:#33465C;--muted:#6B7A8D;--line:#E6EBF1;--bg:#FFFFFF;--bg-soft:#F5F8FA;--accent:#0D9488;--accent-dark:#0F766E;--accent-soft:#E6F4F2;--nav-h:68px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC",system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",sans-serif;color:var(--body);background:var(--bg);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.logo>img{height:36px;width:auto}
.logo-mark img{max-width:100%;max-height:100%;width:auto;height:auto}
.cp-qr img{width:120px;height:120px;object-fit:contain}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
header.nav{position:sticky;top:0;z-index:100;height:var(--nav-h);background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:1180px;margin:0 auto;padding:0 28px;height:100%;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--ink);font-size:19px;letter-spacing:.5px;cursor:pointer}
.logo-mark{width:100px;height: 35px;border-radius:8px;background:var(--ink);display:grid;place-items:center;flex:none}
.logo-mark svg{width:18px;height:18px}
nav.menu{display:flex;gap:6px;align-items:center}
nav.menu a{padding:8px 16px;border-radius:8px;font-size:15px;font-weight:500;color:var(--body);transition:color .15s,background .15s;cursor:pointer}
nav.menu a:hover{color:var(--ink);background:var(--bg-soft)}
nav.menu a.active{color:var(--accent-dark);background:var(--accent-soft)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:9px;font-size:15px;font-weight:500;cursor:pointer;border:none;transition:all .18s;line-height:1}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
.nav-cta{display:flex;align-items:center;gap:14px}
section{/*padding:88px 0*/ padding:0px 0}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--accent-dark);text-transform:uppercase;margin-bottom:16px}
h1,h2,h3{color:var(--ink);line-height:1.25;font-weight:800}
h2.title{font-size:36px;letter-spacing:-.5px;margin-bottom:14px}
.lead{font-size:17px;color:var(--muted);max-width:680px}
.center{text-align:center}
.center .lead{margin:0 auto}

/* Hero */
.hero{position:relative;background:linear-gradient(180deg,#F5F8FA 0%,#FFFFFF 100%);padding:90px 0 80px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 40%,transparent 100%);-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 40%,transparent 100%)}
.hero-inner{position:relative;text-align:center;max-width:880px;margin:0 auto}
.hero h1{font-size:48px;letter-spacing:-1px;margin-bottom:22px}
.hero h1 .accent{color:var(--accent)}
.hero .lead{font-size:18px;margin:0 auto 36px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;max-width:880px;margin:60px auto 0;border-top:1px solid var(--line)}
.stat{padding:24px 12px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .num{font-size:32px;font-weight:900;color:var(--ink);letter-spacing:-1px}
.stat .num small{font-size:18px;font-weight:700;color:var(--accent);margin-left:2px}
.stat .lbl{font-size:14px;color:var(--muted);margin-top:4px}
.hero-entry{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:60px;text-align:left}
.entry-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;cursor:pointer;transition:all .2s}
.entry-card:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(11,31,58,.08);border-color:#d5dde6}
.entry-card .ec-icon{width:44px;height:44px;border-radius:10px;background:var(--accent-soft);display:grid;place-items:center;margin-bottom:16px}
.entry-card .ec-icon svg{width:22px;height:22px;stroke:var(--accent-dark);fill:none;stroke-width:1.8}
.entry-card h3{font-size:18px;margin-bottom:8px}
.entry-card p{font-size:14px;color:var(--muted);margin-bottom:12px}
.entry-card .ec-link{font-size:14px;font-weight:600;color:var(--accent-dark)}

/* CTA */
.cta-band{background:var(--ink);color:#fff;border-radius:20px;padding:60px;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-band h3{color:#fff;font-size:28px;margin-bottom:8px}
.cta-band p{color:#9fb0c4}
.cta-band .btn-primary{flex:none}

/* 页头 */
.page-hero{background:#F5F8FA;padding:60px 0 48px}
.page-hero h1{font-size:36px;letter-spacing:-.5px;margin:12px 0 14px;color:var(--ink)}
.page-hero .lead{color:var(--muted);margin:0}

/* 行业筛选标签 - 胶囊样式 */
.filter-tabs{display:flex;flex-wrap:wrap;gap:12px;margin:36px 0;justify-content:center;align-items:center}
.filter-tab{padding:10px 28px;border-radius:30px;border:1px solid #E2E8F0;background:#fff;color:#4A5568;font-size:15px;font-weight:500;cursor:pointer;transition:all .2s;line-height:1;white-space:nowrap}
.filter-tab:hover{border-color:#0D9488;color:#0D9488}
.filter-tab.active{background:#0D9488;color:#fff;border-color:#0D9488;box-shadow:0 4px 12px rgba(13,148,136,.25)}

/* 方案列表 */
.sol-list{margin-top:0}

/* 解决方案卡片网格 */
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:0}
.sol-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;cursor:pointer;transition:all .2s}
.sol-card:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(11,31,58,.1)}
.sol-card-img{height:180px;overflow:hidden;background:linear-gradient(135deg,#0B1F3A,#16395f)}
.sol-card-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.sol-card:hover .sol-card-img img{transform:scale(1.05)}
.sol-card-body{padding:22px}
.sol-card-body h3{font-size:17px;margin:8px 0 8px;color:var(--ink)}
.sol-card-body p{font-size:14px;color:var(--muted);margin-bottom:14px;line-height:1.6}
.sol-tags{display:flex;flex-wrap:wrap;gap:8px}
.sol-tag{font-size:12px;color:var(--accent-dark);background:var(--accent-soft);padding:4px 10px;border-radius:20px}

.sol-item{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:48px 20px;border-bottom:1px solid var(--line);cursor:pointer;transition:background .15s;border-radius:12px}
.sol-item:hover{background:var(--bg-soft)}
.sol-item:nth-child(even) .sol-visual{order:2}
.sol-visual{border-radius:16px;aspect-ratio:4/3;background:linear-gradient(135deg,#0B1F3A,#16395f);color:#fff;position:relative;overflow:hidden}
.sol-visual img{width:100%;height:100%;object-fit:cover;display:block}
.sol-visual .big{font-size:56px;font-weight:900;letter-spacing:-2px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}
.sol-item h3{font-size:24px;margin-bottom:12px}
.sol-item p{color:var(--muted);margin-bottom:16px}
.sol-item ul{list-style:none}
.sol-item ul li{padding:6px 0 6px 26px;position:relative;font-size:14px}
.sol-item ul li::before{content:"";position:absolute;left:0;top:13px;width:14px;height:2px;background:var(--accent)}

/* 案例卡片 */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:0}
.case{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:transform .2s,box-shadow .2s;cursor:pointer}
.case:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(11,31,58,.1)}
.case-cover{height:160px;display:grid;place-items:center;color:#fff;font-size:20px;font-weight:800;letter-spacing:1px;position:relative;overflow:hidden}
.case-cover img{width:100%;height:100%;object-fit:cover;display:block;position:absolute;top:0;left:0}
.cover-a{background:linear-gradient(135deg,#0F766E,#0D9488)}
.cover-b{background:linear-gradient(135deg,#0B1F3A,#234a75)}
.cover-c{background:linear-gradient(135deg,#1e3a5f,#0ea5a0)}
.cover-d{background:linear-gradient(135deg,#334155,#0F766E)}
.cover-e{background:linear-gradient(135deg:#0B1F3A,#0e7490)}
.cover-f{background:linear-gradient(135deg,#0F766E,#1e293b)}
.case-body{padding:22px}
.case-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--accent-dark);background:var(--accent-soft);padding:3px 10px;border-radius:20px;margin-bottom:10px}
.case-body h3{font-size:17px;margin-bottom:6px}
.case-body p{font-size:14px;color:var(--muted);margin-bottom:14px}
.case-metrics{display:flex;gap:16px;border-top:1px solid var(--line);padding-top:14px}
.case-metrics .m .v{font-size:18px;font-weight:900;color:var(--ink)}
.case-metrics .m .k{font-size:12px;color:var(--muted)}

/* 资讯卡片 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;cursor:pointer;transition:all .2s}
.news-card:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(11,31,58,.1)}
.news-cover{height:180px;display:grid;place-items:center;color:#fff;font-size:15px;font-weight:700;padding:20px;text-align:center;position:relative;overflow:hidden}
.news-cover img{width:100%;height:100%;object-fit:cover;display:block;position:absolute;top:0;left:0}
.nc-1{background:linear-gradient(135deg,#0B1F3A,#0F766E)}
.nc-2{background:linear-gradient(135deg,#0F766E,#1e3a5f)}
.nc-3{background:linear-gradient(135deg,#1e3a5f,#0e7490)}
.nc-4{background:linear-gradient(135deg,#0e7490,#0B1F3A)}
.nc-5{background:linear-gradient(135deg,#334155,#0F766E)}
.nc-6{background:linear-gradient(135deg,#0B1F3A,#0d9488)}
.news-body{padding:22px}
.news-tag{display:inline-block;font-size:12px;font-weight:700;color:var(--accent-dark);background:var(--accent-soft);padding:3px 10px;border-radius:20px;margin-bottom:10px}
.news-body h3{font-size:16px;margin-bottom:8px;line-height:1.4}
.news-body p{font-size:14px;color:var(--muted);margin-bottom:12px}
.news-meta{font-size:12px;color:var(--muted);display:flex;gap:12px}

/* 详情页 */
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px}
.breadcrumb a{color:var(--accent-dark);cursor:pointer;font-weight:500}
.detail-hero{border-radius:18px;aspect-ratio:21/9;max-height:340px;display:grid;place-items:center;background:linear-gradient(135deg,#0B1F3A,#16395f);color:#fff;position:relative;overflow:hidden;margin-bottom:36px}
.detail-hero img{width:100%;height:100%;object-fit:cover;display:block}
.detail-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 25% 20%,rgba(13,148,136,.4),transparent 55%)}
.detail-hero .dh-num{font-size:60px;font-weight:900;letter-spacing:-3px;opacity:.25;position:relative;z-index:1}
.detail-body{max-width:1180px;margin:0 auto}
.detail-body h1{font-size:36px;letter-spacing:-.5px;margin-bottom:16px}
.detail-body .lead{font-size:17px;margin-bottom:32px}
.detail-body h3{font-size:20px;margin:32px 0 14px;padding-left:12px;border-left:3px solid var(--accent)}
.detail-body p{color:var(--body);margin-bottom:14px}
.detail-body ul{margin:0 0 18px 0;padding-left:22px}
.detail-body ul li{padding:5px 0;color:var(--body)}
.detail-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:36px 0;background:var(--bg-soft);border-radius:14px;overflow:hidden}
.detail-metrics .dm{padding:24px;text-align:center;border-right:1px solid var(--line)}
.detail-metrics .dm:last-child{border-right:none}
.detail-metrics .v{font-size:28px;font-weight:900;color:var(--ink);letter-spacing:-.5px}
.detail-metrics .k{font-size:13px;color:var(--muted);margin-top:4px}
.back-row{margin-top:48px;padding-top:28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}

/* 证书 */
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:28px}
.cert-img{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;cursor:pointer;transition:all .2s}
.cert-img:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(11,31,58,.12)}
.cert-img-placeholder{aspect-ratio:3/4;background:linear-gradient(135deg,#FFFEF8,#FBF6E8);display:grid;place-items:center;text-align:center;font-size:15px;font-weight:700;color:#8a6d3b;line-height:1.5;border-bottom:1px solid #E8D9A8}
.cert-img-trademark .cert-img-placeholder{background:linear-gradient(135deg,#FBFCFE,#EEF2F8);color:#4a6285;border-bottom-color:#C9D4E4}
.cert-img-name{padding:12px 14px;font-size:13px;color:var(--ink);font-weight:600;text-align:center}

/* 联系方式 */
.contact-info .ci{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.contact-info .ci .ico{width:42px;height:42px;flex:none;border-radius:10px;background:var(--accent-soft);display:grid;place-items:center}
.contact-info .ci .ico svg{width:20px;height:20px;stroke:var(--accent-dark);fill:none;stroke-width:1.8}
.contact-info .ci .t{font-size:13px;color:var(--muted)}
.contact-info .ci .v{font-weight:700;color:var(--ink);font-size:15px}

/* 页脚 */
footer.site{background:#08182E;color:#9fb0c4;padding:60px 0 30px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;margin-bottom:44px}
.foot-grid h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.foot-grid a{display:block;font-size:14px;padding:5px 0;cursor:pointer;transition:color .15s}
.foot-grid a:hover{color:#fff}
.foot-grid .brand p{font-size:14px;margin-top:14px;max-width:280px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* 浮窗 */
.fab{position:fixed;right:24px;bottom:24px;z-index:300;width:56px;height:56px;border-radius:50%;background:var(--accent);color:#fff;border:none;cursor:pointer;box-shadow:0 8px 24px rgba(13,148,136,.4);display:grid;place-items:center;transition:all .2s}
.fab:hover{transform:scale(1.06);background:var(--accent-dark)}
.fab svg{width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2}
.fab.open{background:var(--ink);transform:rotate(90deg)}
.contact-panel{position:fixed;right:24px;bottom:96px;z-index:300;width:280px;background:#fff;border-radius:16px;box-shadow:0 16px 48px rgba(11,31,58,.18);border:1px solid var(--line);overflow:hidden;opacity:0;transform:translateY(16px) scale(.96);pointer-events:none;transition:all .22s ease}
.contact-panel.open{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.contact-panel .cp-head{background:var(--ink);color:#fff;padding:16px 20px}
.contact-panel .cp-head h4{font-size:15px;font-weight:700;margin-bottom:2px}
.contact-panel .cp-head p{font-size:12px;color:#9fb0c4}
.contact-panel .cp-body{padding:20px;text-align:center}
.cp-qr{width:140px;height:140px;margin:0 auto 16px;background:#fff;border:1px solid var(--line);border-radius:10px;display:grid;place-items:center;overflow:hidden}
.cp-qr svg{width:120px;height:120px}
.cp-phone{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.5px}
.cp-phone-label{font-size:12px;color:var(--muted);margin-bottom:4px}
.cp-note{font-size:12px;color:var(--muted);margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}

@media (max-width:900px){
  section{padding:60px 0}
  .case-grid,.news-grid,.sol-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:34px}
  h2.title{font-size:28px}
  .hero-stats{grid-template-columns:1fr 1fr}
  .stat{border-right:none;border-bottom:1px solid var(--line)}
  .hero-entry{grid-template-columns:1fr;gap:16px}
  .cta-band{padding:36px 28px}
  .sol-item{grid-template-columns:1fr;gap:24px}
  .sol-item:nth-child(even) .sol-visual{order:0}
}
@media (max-width:560px){
  .detail-body p img{width:100% !important}
  .detail-hero{aspect-ratio:16/9;max-height:260px}
  .case-grid,.news-grid,.sol-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero{padding:60px 0 50px}
  .hero h1{font-size:28px}
  .cta-band h3{font-size:22px}
  .detail-metrics{grid-template-columns:1fr 1fr}
  .detail-metrics .dm{border-right:none;border-bottom:1px solid var(--line)}
  .detail-body h1{font-size:26px}
  .cert-grid{grid-template-columns:1fr}
  .contact-panel{width:calc(100vw - 48px);right:24px}
}
/* ===== 手机端适配（小屏幕优化） ===== */

/* 导航栏：手机上缩小 */
@media (max-width: 768px) {
  :root {
    --nav-h: 56px;
  }
  .nav-inner {
    padding: 0 16px;
  }
  .logo {
    font-size: 16px;
  }
  .logo-mark {
    width: 76px;
    height: 47px;
  }
  nav.menu {
    gap: 2px;
  }
  nav.menu a {
    padding: 6px 10px;
    font-size: 13px;
  }
  .nav-cta .btn {
    padding: 8px 14px;
    font-size: 13px;
  }
}

/* 容器padding：手机上缩小 */
@media (max-width: 768px) {
  .wrap {
    padding: 0 16px;
  }
  section {
    padding: 48px 0;
  }
}

/* 页头：手机上 */
@media (max-width: 768px) {
  .page-hero {
    padding: 40px 0 32px;
  }
  .page-hero h1 {
    font-size: 28px;
  }
  .page-hero .lead {
    font-size: 15px;
  }
}

/* 筛选标签：手机上更紧凑 */
@media (max-width: 768px) {
  .filter-tabs {
    gap: 8px;
    margin: 24px 0;
  }
  .filter-tab {
    padding: 8px 18px;
    font-size: 13px;
  }
}

/* 首页Hero：手机上 */
@media (max-width: 768px) {
  .hero {
    padding: 50px 0 40px;
  }
  .hero h1 {
    font-size: 28px;
  }
  .hero .lead {
    font-size: 15px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  .hero-stats {
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-top: 40px;
  }
  .stat {
    padding: 16px 8px;
  }
  .stat .num {
    font-size: 24px;
  }
  .stat .num small {
    font-size: 14px;
  }
  .stat .lbl {
    font-size: 12px;
  }
}

/* 卡片网格：手机上1列 */
@media (max-width: 768px) {
  .sol-grid,
  .case-grid,
  .news-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .sol-card-img {
    height: 180px;
  }
  .case-cover {
    height: 140px;
  }
  .news-cover {
    height: 160px;
  }
}

/* 详情页：手机上 */
@media (max-width: 768px) {
  .detail-hero {
    max-height: 240px;
    border-radius: 12px;
  }
  .detail-body h1 {
    font-size: 24px;
  }
  .detail-body h3 {
    font-size: 18px;
    margin: 24px 0 12px;
  }
  .detail-metrics {
    grid-template-columns: 1fr 1fr;
    margin: 24px 0;
  }
  .detail-metrics .dm {
    padding: 16px 8px;
  }
  .detail-metrics .v {
    font-size: 22px;
  }
  .back-row {
    flex-direction: column;
    align-items: stretch;
  }
  .back-row .btn {
    width: 100%;
    justify-content: center;
  }
}

/* 证书：手机上 */
@media (max-width: 768px) {
  .cert-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

/* 联系方式：手机上 */
@media (max-width: 768px) {
  .contact-info .ci {
    padding: 14px 0;
  }
  .contact-info .ci .ico {
    width: 36px;
    height: 36px;
  }
  .contact-info .ci .v {
    font-size: 14px;
  }
}

/* 页脚：手机上 */
@media (max-width: 768px) {
  footer.site {
    padding: 40px 0 20px;
  }
  .foot-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 32px;
  }
  .foot-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* CTA区块：手机上 */
@media (max-width: 768px) {
  .cta-band {
    padding: 32px 20px;
    flex-direction: column;
    text-align: center;
  }
  .cta-band h3 {
    font-size: 20px;
  }
  .cta-band p {
    font-size: 14px;
  }
}

/* 浮窗：手机上缩小 */
@media (max-width: 768px) {
  .fab {
    width: 48px;
    height: 48px;
    right: 16px;
    bottom: 16px;
  }
  .fab svg {
    width: 22px;
    height: 22px;
  }
  .contact-panel {
    right: 16px;
    bottom: 80px;
    width: calc(100vw - 32px);
  }
}
/* ===== 手机端汉堡菜单 ===== */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--ink);
}
.nav-toggle svg {
  width: 24px;
  height: 24px;
}
.mobile-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 16px;
  box-shadow: 0 8px 24px rgba(11,31,58,.1);
}
.mobile-menu.open {
  display: block;
}
.mobile-menu a {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--body);
  border-radius: 8px;
}
.mobile-menu a:hover {
  background: var(--bg-soft);
}
.mobile-menu a.active {
  color: var(--accent-dark);
  background: var(--accent-soft);
}

/* ===== 手机端适配 ===== */
@media (max-width: 768px) {
  nav.menu {
    display: none;
  }
  .nav-toggle {
    display: block;
  }
  .nav-cta .btn {
    display: none;
  }
  .nav-inner {
    position: relative;
  }
}

/* ===== 手机端适配 ===== */
@media (max-width: 768px) {
  nav.menu {
    display: none;
  }
  .nav-toggle {
    display: block;
    margin-left: auto;
  }
  .nav-cta .btn {
    display: none;
  }
  .nav-inner {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
}

/* ===== 详情页：各行业解决方案（行业卡片 + 方案标题列表） ===== */
.rel-ind{margin:48px 0 0}
.ind-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.ind-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;transition:box-shadow .2s,transform .2s}
.ind-card:hover{box-shadow:0 12px 32px rgba(11,31,58,.1);transform:translateY(-3px)}
.ind-img{height:160px;overflow:hidden;background:var(--bg-soft)}
.ind-img img{width:100%;height:100%;object-fit:cover;display:block}
.ind-body{flex:1;padding:18px 20px 12px}
.ind-body h4{font-size:17px;font-weight:800;color:var(--ink);margin:0 0 8px}
.ind-body ul{list-style:none;margin:0;padding:0}
.ind-body li{font-size:14px;color:var(--body);line-height:1.55;padding:4px 0}
.ind-body li a{color:var(--body);cursor:pointer;transition:color .15s}
.ind-body li a:hover{color:var(--accent-dark)}
.ind-body li .cur{color:var(--accent-dark);font-weight:600}
.ind-body li .cur-tag{display:inline-block;margin-left:6px;font-size:11px;color:#E5484D;background:#FDECEC;border-radius:20px;padding:0 8px;line-height:1.7;vertical-align:1px}
.ind-card::after{content:"";display:block;width:58%;height:2px;background:#E5484D;margin:0 auto 18px}
@media (max-width:900px){.ind-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.ind-grid{grid-template-columns:1fr}}

/* ===== 关于易品保板块（首页 + 详情页底部） ===== */
.about-band{background:#EDF3FB;padding:72px 0}
.about-band .ab-title{text-align:center;font-size:30px;letter-spacing:-.5px;color:var(--ink);margin-bottom:36px}
.ab-intro{background:#fff;border-radius:12px;padding:30px 34px;max-width:1024px;margin:0 auto}
.ab-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.ab-brand strong{font-size:18px;color:var(--ink)}
.ab-intro p{font-size:15px;color:var(--body);line-height:1.9;margin-bottom:8px}
.ab-intro p:last-child{margin-bottom:0}
.ab-certs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1024px;margin:24px auto 0}
.ab-cert{background:#fff;border-radius:12px;padding:26px 26px 20px;text-align:center;cursor:pointer;transition:transform .2s,box-shadow .2s}
.ab-cert:hover{transform:translateY(-4px);box-shadow:0 14px 40px rgba(11,31,58,.1)}
.ab-cert-img{height:120px;display:grid;place-items:center;margin-bottom:12px}
.ab-cert-img img{width:90px;max-width:100%;height:auto;object-fit:contain}
.ab-cert-name{font-size:14px;color:var(--muted)}
@media (max-width:900px){.ab-certs{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.about-band{padding:56px 0}.about-band .ab-title{font-size:24px;margin-bottom:26px}.ab-intro{padding:24px 20px}.ab-certs{grid-template-columns:1fr}}