:root{
  --primary:#0b6e6b;
  --primary-dark:#07534f;
  --accent:#f5a623;
  --bg:#f5f7f8;
  --text:#2c3e50;
  --muted:#6b7c8c;
  --line:#e6ebee;
  --white:#ffffff;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:100px;}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{text-decoration:none;color:inherit;}
img{max-width:100%;display:block;}
main{display:block;}
.container{max-width:1200px;margin:0 auto;padding:0 20px;}

/* ===== Accessibility ===== */
.skip-link{
  position:absolute;left:-9999px;top:10px;z-index:999;
  background:var(--primary);color:#fff;padding:10px 18px;border-radius:6px;
}
.skip-link:focus{left:20px;}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ===== Top bar ===== */
.topbar{background:var(--primary-dark);color:#d8efee;font-size:13px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:38px;gap:16px;}
.topbar .links{display:flex;gap:18px;flex:0 0 auto;}
.topbar .links a:hover{color:#fff;}

/* ===== Header ===== */
header{
  background:var(--white);
  box-shadow:0 2px 12px rgba(0,0,0,.06);
  position:sticky;top:0;z-index:100;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:16px;}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand .logo{
  width:46px;height:46px;border-radius:10px;
  background:linear-gradient(135deg,var(--primary),#1fa08f);
  color:#fff;font-weight:700;font-size:20px;
  display:flex;align-items:center;justify-content:center;
  flex:0 0 auto;
}
.brand .name{font-size:19px;font-weight:700;color:var(--primary-dark);line-height:1.2;}
.brand .sub{font-size:12px;color:var(--muted);}
.brand-logo{height:64px;width:auto;flex:0 0 auto;}
nav{display:flex;align-items:center;gap:6px;}
nav a{
  padding:8px 13px;border-radius:6px;font-size:15px;color:#3a4a57;
  transition:.2s;white-space:nowrap;
}
nav a:hover,nav a.active{color:var(--primary);background:#eef7f6;}
.nav-cta{
  margin-left:8px;padding:9px 18px;border-radius:24px;
  background:var(--accent);color:#fff !important;font-weight:600;font-size:14px;
}
.nav-cta:hover{background:#e8960c;color:#fff !important;}
.menu-toggle{
  display:none;font-size:26px;cursor:pointer;color:var(--primary-dark);
  background:none;border:0;line-height:1;padding:4px 6px;
}

/* ===== Hero ===== */
.hero{
  background:
    radial-gradient(circle at 85% 15%, rgba(31,160,143,.35), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(245,166,35,.18), transparent 40%),
    linear-gradient(135deg,#0b6e6b 0%,#0a5f5c 55%,#07534f 100%);
  color:#fff;
  padding:80px 0 90px;
  position:relative;overflow:hidden;
}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;}
.hero-badge{
  display:inline-block;font-size:12.5px;font-weight:600;color:#ffe9c2;
  background:rgba(245,166,35,.16);border:1px solid rgba(245,166,35,.45);
  padding:5px 14px;border-radius:20px;margin-bottom:16px;
}
.hero h1{font-size:38px;line-height:1.35;margin-bottom:20px;font-weight:800;}
.hero h1 .hl{color:var(--accent);}
.hero p.lead{font-size:17px;color:#d9efee;max-width:540px;margin-bottom:30px;}
.hero .stats{display:flex;gap:34px;margin-bottom:34px;}
.hero .stat b{display:block;font-size:30px;color:var(--accent);}
.hero .stat span{font-size:13px;color:#cfe9e8;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:28px;font-size:15px;font-weight:600;
  transition:.2s;cursor:pointer;
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:#e8960c;transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.3);}
.btn-ghost:hover{background:rgba(255,255,255,.2);}
.hero-panel{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  border-radius:16px;padding:26px;backdrop-filter:blur(6px);
}
.hero-panel h3{font-size:16px;margin-bottom:14px;color:#fff;}
.hotline{font-size:30px;font-weight:800;color:var(--accent);letter-spacing:1px;}
.hero-panel .row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.18);font-size:14px;color:#e6f5f4;gap:16px;}
.hero-panel .row:last-child{border-bottom:none;}
.hero-panel .row b{color:#fff;text-align:right;}

/* ===== Section common ===== */
section{padding:70px 0;}
.sec-head{text-align:center;margin-bottom:44px;}
.sec-head .tag{
  display:inline-block;font-size:13px;color:var(--primary);
  background:#eaf5f4;padding:4px 14px;border-radius:20px;margin-bottom:12px;font-weight:600;
}
.sec-head h2{font-size:30px;color:var(--text);margin-bottom:10px;}
.sec-head p{color:var(--muted);max-width:700px;margin:0 auto;}

/* ===== Products ===== */
.products{background:var(--white);}
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.prod-card{
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
  background:#fff;transition:.25s;display:block;
}
.prod-card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(11,110,107,.12);border-color:#cfe5e4;}
.prod-icon{
  height:120px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#eef7f6,#dff0ee);
}
.prod-icon svg{width:64px;height:64px;}
.prod-body{padding:20px;}
.prod-body h3{font-size:17px;margin-bottom:8px;color:var(--primary-dark);}
.prod-body .tags{margin-bottom:10px;}
.prod-body .tag-item{
  display:inline-block;font-size:12px;color:var(--primary);
  background:#eaf5f4;padding:2px 10px;border-radius:12px;margin:0 6px 6px 0;
}
.prod-body p{font-size:13.5px;color:var(--muted);margin-bottom:14px;}
.prod-body a.more{color:var(--primary);font-weight:600;font-size:13.5px;}
.prod-body a.more:hover{color:var(--accent);}

/* ===== Solutions ===== */
.solutions{background:var(--bg);}
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.sol-card{
  background:#fff;border-radius:14px;padding:26px;
  border:1px solid var(--line);transition:.25s;position:relative;
}
.sol-card:hover{box-shadow:0 12px 26px rgba(0,0,0,.08);border-color:#cfe5e4;}
.sol-card .num{
  position:absolute;top:18px;right:20px;font-size:40px;font-weight:800;
  color:#eef4f4;line-height:1;
}
.sol-card h3{font-size:17px;margin-bottom:10px;color:var(--primary-dark);}
.sol-card p{font-size:13.5px;color:var(--muted);}
.sol-card a.more{display:inline-block;margin-top:12px;color:var(--primary);font-weight:600;font-size:13.5px;}

/* ===== About / why ===== */
.about{background:var(--white);}
.about .grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;}
.about h2{font-size:28px;margin-bottom:18px;color:var(--primary-dark);}
.about p{color:var(--muted);margin-bottom:14px;font-size:15px;}
.about .points{list-style:none;margin-top:16px;}
.about .points li{
  padding:12px 0;border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:12px;font-size:15px;
}
.about .points li:last-child{border-bottom:none;}
.about .points .dot{
  width:24px;height:24px;border-radius:50%;background:#e6f4f3;
  color:var(--primary);display:flex;align-items:center;justify-content:center;flex:0 0 auto;font-size:14px;
}
.about-visual{
  background:linear-gradient(135deg,var(--primary),#1fa08f);
  border-radius:18px;padding:36px;color:#fff;
}
.about-visual h3{font-size:20px;margin-bottom:16px;}
.about-brand,
.contact-brand{display:inline-flex;align-items:center;background:#fff;border-radius:10px;padding:10px 14px;margin-bottom:18px;}
.about-brand img{height:40px;width:auto;display:block;}
.contact-brand img{height:38px;width:auto;display:block;}
.about-visual .kv{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.25);font-size:14px;color:#e6f5f4;gap:18px;}
.about-visual .kv b{color:#fff;font-size:16px;text-align:right;}
.about-visual .kv:last-child{border-bottom:none;}

/* ===== News ===== */
.news{background:var(--bg);}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
a.news-card{display:block;}
.news-card{
  background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--line);transition:.2s;
}
.news-card:hover{box-shadow:0 10px 22px rgba(0,0,0,.07);transform:translateY(-3px);}
.news-card.is-static:hover{transform:none;box-shadow:none;}
.news-thumb{height:140px;background:linear-gradient(135deg,#dff0ee,#f0e8d5);display:flex;align-items:center;justify-content:center;color:var(--primary);}
.news-body{padding:18px;}
.news-body h3{font-size:15px;line-height:1.5;margin-bottom:10px;color:var(--text);}
.news-body p{font-size:13px;color:var(--muted);margin-bottom:10px;}
.news-body .meta{font-size:12px;color:var(--muted);display:flex;justify-content:space-between;gap:12px;}
.news-body .meta .cat{color:var(--primary);font-weight:600;}
.news-body .read-more{display:inline-block;margin-top:10px;font-size:13px;font-weight:600;color:var(--primary);}

/* ===== CTA / contact ===== */
.contact{
  background:
    radial-gradient(circle at 20% 20%, rgba(31,160,143,.25), transparent 45%),
    linear-gradient(135deg,#0b6e6b,#07534f);
  color:#fff;
}
.contact .grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start;}
.contact h2{font-size:28px;margin-bottom:14px;}
.contact p{color:#d9efee;margin-bottom:22px;font-size:15px;}
.contact .big-phone{font-size:38px;font-weight:800;color:var(--accent);letter-spacing:1px;margin-bottom:6px;}
.contact .big-phone a{color:inherit;}
.contact .mgr{display:flex;gap:24px;flex-wrap:wrap;margin-top:16px;}
.contact .mgr div{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:12px;padding:14px 18px;}
.contact .mgr b{display:block;font-size:17px;color:#fff;}
.contact .mgr span{font-size:13px;color:#d9efee;}
.contact .contact-lead{color:#d9efee;margin-bottom:22px;font-size:15px;}
.contact .contact-hours{font-size:13.5px;color:#a9d9d5;margin:4px 0 0;}
.contact-facts{margin-top:26px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);display:grid;gap:10px;font-size:13.5px;line-height:1.7;}
.contact-facts div{display:flex;gap:12px;}
.contact-facts b{flex:0 0 72px;color:#9ed3ce;font-weight:600;}
.contact-facts span{color:#e2f3f1;}
.contact-facts a{color:#ffe9c2;text-decoration:underline;}
.contact-facts a:hover{color:#fff;}
.contact-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.contact-links a{
  display:inline-block;padding:7px 14px;border-radius:20px;font-size:13px;
  color:#d9efee;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);
}
.contact-links a:hover{background:rgba(255,255,255,.15);color:#fff;}
.contact-cta{
  background:#fff;border-radius:16px;padding:28px;color:var(--text);
  box-shadow:0 18px 40px rgba(0,0,0,.14);
}
.contact-cta .cta-eyebrow{
  display:inline-block;margin-bottom:10px;padding:4px 10px;border-radius:20px;
  background:#e7f5f3;color:var(--primary);font-size:11.5px;font-weight:700;letter-spacing:.08em;
}
.contact-cta h3{font-size:20px;color:var(--primary-dark);margin-bottom:10px;}
.contact .contact-cta .cta-lead{font-size:14px;line-height:1.75;color:#3f4f5d;margin:0 0 18px;}
.contact-cta .cta-wechat,.contact-cta .cta-phone{
  display:flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 16px;border-radius:8px;font-size:14.5px;font-weight:600;
  line-height:1.2;text-align:center;
}
.contact-cta .cta-wechat svg{flex:0 0 auto;}
.contact-cta .cta-wechat{background:var(--primary);color:#fff;}
.contact-cta .cta-wechat:hover{background:var(--primary-dark);}
.contact-cta .cta-phone{margin-top:10px;background:#fff;border:1px solid var(--primary);color:var(--primary);}
.contact-cta .cta-phone:hover{background:#eaf5f4;}
.contact-cta .cta-qr{
  display:flex;align-items:center;gap:16px;margin-top:16px;padding:12px 14px;
  border:1px dashed #cfe4e2;border-radius:12px;background:#f7fbfb;
}
.contact-cta .cta-qr img{width:132px;height:132px;flex:0 0 auto;border-radius:8px;background:#fff;}
.contact-cta .cta-qr strong{display:block;font-size:14px;color:var(--primary-dark);margin-bottom:6px;}
.contact-cta .cta-qr span{display:block;font-size:12.5px;line-height:1.7;color:#5b6b78;}
.contact-cta .cta-list{list-style:none;margin:18px 0 0;padding:0;border-top:1px solid var(--line);}
.contact-cta .cta-list li{
  position:relative;padding:9px 0 9px 20px;font-size:13.5px;color:#4a5b68;
  border-bottom:1px dashed var(--line);
}
.contact-cta .cta-list li:last-child{border-bottom:none;}
.contact-cta .cta-list li::before{
  content:"";position:absolute;left:2px;top:50%;width:7px;height:7px;margin-top:-3.5px;
  border-radius:50%;background:var(--accent);
}
.contact .contact-cta .cta-note{font-size:12.5px;line-height:1.75;color:var(--muted);margin:14px 0 0;}

/* ===== QR code ===== */
.contact-qr{
  background:#fff;border-radius:16px;padding:18px 18px 16px;text-align:center;
  max-width:250px;color:var(--text);margin-top:24px;
}
.contact-qr img{width:100%;height:auto;border-radius:10px;}
.contact-qr strong{display:block;font-size:15px;color:var(--primary-dark);margin-top:10px;}
.contact-qr span{display:block;font-size:12.5px;color:var(--muted);line-height:1.5;}
.qr-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  text-align:center;box-shadow:0 10px 26px rgba(11,110,107,.08);
}
.qr-card img{width:100%;max-width:260px;height:auto;margin:0 auto;border-radius:10px;}
.qr-card h3{font-size:17px;color:var(--primary-dark);margin:12px 0 4px;}
.qr-card p{font-size:13px;color:var(--muted);margin:0 0 14px;}
.qr-card .qr-links{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;}
.qr-card .qr-links a{
  display:inline-block;padding:8px 16px;border-radius:20px;font-size:13px;font-weight:600;
  background:#eaf5f4;color:var(--primary);
}
.qr-card .qr-links a.primary{background:var(--primary);color:#fff;}

/* ===== Footer ===== */
footer{background:#06302e;color:#bcd6d5;font-size:14px;padding:46px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr 1fr .85fr;gap:36px;margin-bottom:30px;}
footer h4{color:#fff;font-size:16px;margin-bottom:14px;}
footer a{color:#bcd6d5;display:block;margin-bottom:8px;}
footer a:hover{color:#fff;}
footer .footer-fact{
  font-size:12.5px;color:#8fb4b2;line-height:1.7;margin:0 0 8px;
}
footer .footer-fact strong{color:#d8efee;font-weight:600;}
.footer-brand .logo{
  width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#1fa08f);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:12px;
}
.footer-logo{display:inline-flex;align-items:center;background:#fff;border-radius:10px;padding:6px 10px;margin-bottom:12px;}
.footer-logo img{height:34px;width:auto;display:block;}
.footer-qr{text-align:left;}
.footer-qr img{width:118px;height:auto;border-radius:8px;background:#fff;padding:4px;margin-bottom:8px;}
.footer-qr p{font-size:12.5px;color:#8fb4b2;line-height:1.6;margin:0;}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;text-align:center;font-size:13px;color:#7fa6a4;}
.copyright span{margin:0 6px;}

/* ===== Floating bar ===== */
.float-bar{position:fixed;right:18px;bottom:26px;z-index:200;display:flex;flex-direction:column;gap:12px;align-items:center;}
.float-bar > a,.float-qr-btn{
  width:50px;height:50px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:#fff;box-shadow:0 6px 18px rgba(0,0,0,.15);color:var(--primary);transition:.2s;
  border:0;cursor:pointer;padding:0;
}
.float-bar > a:hover,.float-qr-btn:hover{transform:scale(1.08);}
.float-bar a.float-chat{background:#07c160;color:#fff;}
.float-bar a.float-chat:hover{background:#06ad56;}
.float-qr{position:relative;}
.float-qr-pop{
  position:absolute;right:64px;bottom:-8px;width:212px;background:#fff;border-radius:12px;
  box-shadow:0 14px 34px rgba(0,0,0,.2);padding:12px;text-align:center;
  opacity:0;visibility:hidden;transform:translateX(8px);transition:.2s;pointer-events:none;
}
.float-qr-pop img{width:100%;height:auto;border-radius:8px;}
.float-qr-pop p{font-size:12.5px;color:var(--primary-dark);font-weight:600;margin:8px 0 0;line-height:1.4;}
.float-qr:hover .float-qr-pop,.float-qr:focus-within .float-qr-pop,.float-qr.open .float-qr-pop{
  opacity:1;visibility:visible;transform:none;pointer-events:auto;
}

/* ===== Inner page banner ===== */
.page-banner{
  background:
    radial-gradient(circle at 85% 15%, rgba(31,160,143,.35), transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(245,166,35,.18), transparent 40%),
    linear-gradient(135deg,#0b6e6b 0%,#0a5f5c 55%,#07534f 100%);
  color:#fff;padding:54px 0 46px;
}
.page-banner h1{font-size:32px;font-weight:800;margin-bottom:10px;}
.page-banner p{color:#d9efee;font-size:15px;max-width:760px;}
.breadcrumb{font-size:13px;color:#bfe0de;margin-bottom:12px;}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span{margin:0 6px;color:#8fc3c0;}

/* 兼容旧版内页 Banner 类名 */
.page-hero{
  background:
    radial-gradient(circle at 85% 15%, rgba(31,160,143,.3), transparent 45%),
    linear-gradient(135deg,#0b6e6b,#07534f);
  color:#fff;padding:64px 0;text-align:center;
}
.page-hero h1{font-size:34px;font-weight:800;margin-bottom:10px;}
.page-hero p{color:#d9efee;font-size:15px;}
.page-hero .breadcrumb{margin-top:12px;}

/* ===== Chip nav ===== */
.chip-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:30px;}
.chip-nav a{
  padding:8px 18px;border-radius:22px;background:#fff;border:1px solid var(--line);
  font-size:14px;color:#3a4a57;transition:.2s;
}
.chip-nav a:hover,.chip-nav a.active{background:var(--primary);border-color:var(--primary);color:#fff;}

/* ===== Detail blocks ===== */
.detail-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:34px;margin-bottom:26px;scroll-margin-top:110px;
}
.detail-head{display:flex;align-items:center;gap:16px;margin-bottom:14px;}
.detail-head .ic{
  width:56px;height:56px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,#eef7f6,#dff0ee);
  display:flex;align-items:center;justify-content:center;
}
.detail-head .ic svg{width:38px;height:38px;}
.detail-head h2{font-size:22px;color:var(--primary-dark);}
.detail-lead{color:var(--muted);font-size:14.5px;margin-bottom:22px;}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.feature{background:#f8fbfb;border:1px solid var(--line);border-radius:10px;padding:16px;}
.feature h4{font-size:15px;color:var(--primary-dark);margin-bottom:6px;}
.feature p{font-size:13px;color:var(--muted);}
.spec-table{width:100%;border-collapse:collapse;font-size:14px;margin-top:20px;background:#fff;}
.spec-table th,.spec-table td{border-bottom:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top;}
.spec-table th{width:150px;color:var(--muted);font-weight:500;background:#fafcfc;}
.spec-table td{color:var(--text);}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.detail-actions{margin-top:22px;display:flex;gap:12px;flex-wrap:wrap;}
.detail-actions .btn{padding:10px 22px;font-size:14px;border-radius:22px;}
.btn-solid{background:var(--primary);color:#fff;}
.btn-solid:hover{background:var(--primary-dark);}
.btn-line{border:1px solid var(--primary);color:var(--primary);background:#fff;}
.btn-line:hover{background:#eef7f6;}

/* ===== Solution blocks ===== */
.sol-block{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:28px;margin-bottom:22px;scroll-margin-top:110px;
}
.sol-block .sol-head{display:flex;align-items:baseline;gap:12px;margin-bottom:10px;}
.sol-block .sol-head .no{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:1px;}
.sol-block h3{font-size:19px;color:var(--primary-dark);}
.sol-block > p{font-size:14.5px;color:var(--muted);margin-bottom:16px;}
.sol-block .sol-actions{margin-top:16px;}
.sol-block .sol-actions a{color:var(--primary);font-weight:600;font-size:14px;}
.check-list{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px;}
.check-list li{font-size:14px;color:#3f4f5d;display:flex;gap:8px;align-items:flex-start;}
.check-list li .ck{color:var(--primary);font-weight:700;line-height:1.7;}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;}
.step .n{
  width:30px;height:30px;border-radius:50%;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;margin-bottom:12px;
}
.step h4{font-size:15px;color:var(--primary-dark);margin-bottom:6px;}
.step p{font-size:13px;color:var(--muted);}

/* ===== Article ===== */
.article{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:46px;max-width:900px;margin:0 auto;
}
.article h1{font-size:28px;line-height:1.4;color:var(--text);margin-bottom:10px;}
.article .meta{font-size:13px;color:var(--muted);padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:24px;}
.article .meta .cat{color:var(--primary);font-weight:600;margin-right:12px;}
.article h2{font-size:20px;color:var(--primary-dark);margin:26px 0 12px;}
.article p{color:#3f4f5d;font-size:15.5px;margin-bottom:14px;}
.article ul{margin:0 0 16px 22px;color:#3f4f5d;font-size:15px;}
.article li{margin-bottom:8px;}
.article .note{
  background:#f8fbfb;border-left:3px solid var(--primary);border-radius:6px;
  padding:14px 18px;font-size:14px;color:var(--muted);margin:20px 0;
}
.article .article-cta{
  background:linear-gradient(135deg,var(--primary),#1fa08f);color:#fff;
  border-radius:12px;padding:22px;margin-top:28px;
}
.article .article-cta h2{color:#fff;margin:0 0 6px;font-size:18px;}
.article .article-cta p{color:#d9efee;margin-bottom:14px;}
.article .article-cta .btn{background:#fff;color:var(--primary);padding:9px 20px;font-size:14px;}

/* ===== Timeline ===== */
.timeline{position:relative;padding-left:26px;border-left:2px solid #d9e7e6;}
.timeline .item{position:relative;padding-bottom:28px;}
.timeline .item:last-child{padding-bottom:0;}
.timeline .item::before{
  content:"";position:absolute;left:-33px;top:4px;width:14px;height:14px;
  border-radius:50%;background:#fff;border:3px solid var(--primary);
}
.timeline .item span{display:block;font-size:13px;font-weight:600;color:var(--accent);margin-bottom:2px;}
.timeline .item h4{font-size:16px;color:var(--primary-dark);margin-bottom:4px;}
.timeline .item p{font-size:14px;color:var(--muted);}

/* ===== Info cards ===== */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:46px;}
.info-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;text-align:center;display:block;}
a.info-card{transition:.2s;}
a.info-card:hover{border-color:#cfe5e4;box-shadow:0 10px 24px rgba(11,110,107,.08);}
.info-card .ic{
  width:54px;height:54px;margin:0 auto 12px;border-radius:50%;
  background:#eaf5f4;color:var(--primary);display:flex;align-items:center;justify-content:center;
}
.info-card h4{font-size:16px;color:var(--primary-dark);margin-bottom:6px;}
.info-card p{font-size:14px;color:var(--muted);}
.info-card p b{color:var(--primary);font-size:17px;}

/* ===== CTA strip ===== */
.cta-strip{
  background:linear-gradient(135deg,var(--primary),#1fa08f);color:#fff;
  border-radius:16px;padding:36px;display:flex;justify-content:space-between;
  align-items:center;gap:20px;flex-wrap:wrap;
}
.cta-strip h2{font-size:24px;}
.cta-strip p{color:#d9efee;font-size:14px;margin-top:6px;}
.cta-strip .btn{background:#fff;color:var(--primary);}

/* ===== Area tags ===== */
.area-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.area-tags span{
  background:#eaf5f4;color:var(--primary);font-size:13px;
  padding:6px 14px;border-radius:16px;
}

/* ===== FAQ ===== */
.faq{max-width:900px;margin:0 auto;}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  margin-bottom:12px;padding:0 20px;transition:.2s;
}
.faq details[open]{border-color:#cfe5e4;box-shadow:0 8px 20px rgba(11,110,107,.06);}
.faq summary{
  cursor:pointer;font-size:15px;font-weight:600;color:var(--primary-dark);
  padding:16px 30px 16px 0;list-style:none;position:relative;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"+";position:absolute;right:0;top:13px;
  color:var(--primary);font-size:20px;font-weight:400;
}
.faq details[open] summary::after{content:"−";}
.faq p{font-size:14px;color:var(--muted);padding:0 0 16px;margin:0;}

/* ===== AI summary / answer block ===== */
.ai-band{padding:24px 0 0;background:var(--bg);}
.ai-summary{
  background:#fff;border:1px solid #cfe5e4;border-left:4px solid var(--primary);
  border-radius:12px;padding:20px 24px;box-shadow:0 6px 18px rgba(11,110,107,.06);
}
.ai-summary__label{
  display:inline-block;font-size:12px;font-weight:700;color:var(--primary);
  background:#eaf5f4;padding:3px 10px;border-radius:12px;margin-bottom:10px;letter-spacing:.5px;
}
.ai-summary p{font-size:14.5px;color:#3f4f5d;margin:0 0 8px;}
.ai-summary p:last-child{margin-bottom:0;}
.ai-summary strong{color:var(--primary-dark);}
.ai-summary__meta{font-size:12.5px;color:var(--muted);}
.page-meta{font-size:12.5px;color:var(--muted);margin-top:14px;line-height:1.7;}
.page-meta a{color:var(--primary);font-weight:600;}
.faq-group-title{max-width:900px;margin:38px auto 14px;font-size:20px;color:var(--primary-dark);}
.faq + .faq-group-title{margin-top:34px;}

/* ===== Misc ===== */
.more-row{text-align:center;margin-top:36px;}
.more-row .btn{padding:11px 28px;font-size:14px;border-radius:24px;}
.section-white{background:var(--white);}
.section-bg{background:var(--bg);}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:46px;}
.lead-text{font-size:15.5px;color:#3f4f5d;margin-bottom:14px;}
.text-muted{color:var(--muted);}
.mt-8{margin-top:8px;}
.mt-16{margin-top:16px;}
.mt-24{margin-top:24px;}
.mb-24{margin-bottom:24px;}

/* ===== Responsive ===== */
@media (max-width:1080px){
  nav{
    display:none;position:absolute;top:74px;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;padding:10px 20px 20px;
    box-shadow:0 10px 20px rgba(0,0,0,.1);
    max-height:calc(100vh - 84px);overflow-y:auto;
  }
  nav.open{display:flex;}
  nav a{width:100%;}
  .nav-cta{margin:6px 0 0;text-align:center;}
  .menu-toggle{display:block;}
}
@media (max-width:992px){
  .prod-grid{grid-template-columns:repeat(2,1fr);}
  .sol-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .hero .grid,.about .grid,.contact .grid,.two-col{grid-template-columns:1fr;}
  .hero h1{font-size:30px;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .info-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .article{padding:32px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .contact-qr{max-width:100%;}
}
@media (max-width:640px){
  nav{
    display:none;position:absolute;top:74px;left:0;right:0;background:#fff;
    flex-direction:column;padding:10px 20px 20px;box-shadow:0 10px 20px rgba(0,0,0,.1);
  }
  nav.open{display:flex;}
  nav a{width:100%;}
  .menu-toggle{display:block;}
  .brand{gap:10px;}
  .brand-logo{height:48px;}
  .brand .name{font-size:16px;}
  .brand .sub{font-size:11px;}
  .prod-grid,.sol-grid,.news-grid{grid-template-columns:1fr;}
  .hero{padding:56px 0 64px;}
  .hero .stats{flex-wrap:wrap;gap:18px;}
  .contact .big-phone{font-size:28px;}
  .contact-cta{padding:22px;}
  .contact-cta h3{font-size:18px;}
  .contact-facts b{flex:0 0 62px;}
  .contact-cta .cta-qr img{width:108px;height:108px;}
  .contact-cta .cta-qr{gap:12px;padding:10px 12px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .feature-grid{grid-template-columns:1fr;}
  .check-list{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .page-banner h1{font-size:26px;}
  .detail-card{padding:24px 20px;}
  .article h1{font-size:23px;}
  .topbar .container{font-size:12px;}
  .topbar .container > span{display:none;}
  .topbar .links{width:100%;justify-content:space-between;}
  .float-bar{right:12px;bottom:16px;gap:10px;}
  .float-bar > a,.float-qr-btn{width:44px;height:44px;}
  .float-bar > a:not(.float-chat),.float-qr{display:none;}
  .footer-qr img{width:104px;}
  .cta-strip{padding:26px;}
  .cta-strip h2{font-size:20px;}
  .ai-summary{padding:18px 18px;}
  .ai-summary p{font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{transition:none !important;animation:none !important;}
}