:root{
  --blue:#0B3D91;
  --blue-dark:#082C6B;
  --blue-light:#E7EEF9;
  --orange:#FF7A00;
  --orange-dark:#E56B00;
  --ink:#1A2230;
  --muted:#5C6675;
  --line:#E2E7F0;
  --bg:#FFFFFF;
  --radius:12px;
  --shadow:0 4px 18px rgba(11,61,145,.08);
  font-family:"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei","Hiragino Sans",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{color:var(--ink);background:var(--bg);line-height:1.65;font-size:15px}
.container{max-width:1140px;margin:0 auto;padding:0 20px}
a{color:var(--blue);text-decoration:none}
img{max-width:100%}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* Header */
.site-header{background:var(--blue);color:#fff;position:sticky;top:0;z-index:50;box-shadow:var(--shadow)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:baseline;gap:8px;color:#fff;font-weight:700;font-size:20px}
.brand-cn{font-size:14px;color:var(--orange);font-weight:600}
.main-nav{display:flex;gap:22px}
.main-nav a{color:#DCE6F7;font-size:14px;font-weight:500;padding:6px 0;border-bottom:2px solid transparent}
.main-nav a:hover{color:#fff}
.main-nav a.active{color:#fff;border-bottom-color:var(--orange)}
.lang-switch select{background:var(--blue-dark);color:#fff;border:1px solid #2C56A8;border-radius:8px;padding:6px 10px;font-size:14px;cursor:pointer}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:24px;cursor:pointer}

/* Buttons */
.btn{display:inline-block;background:var(--orange);color:#fff;padding:12px 22px;border-radius:10px;font-weight:600;font-size:15px;cursor:pointer;border:0;transition:.15s}
.btn:hover{background:var(--orange-dark)}
.btn-ghost{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn-ghost:hover{background:var(--blue-light)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--blue),var(--blue-dark));color:#fff;padding:64px 0 56px}
.hero h1{font-size:34px;line-height:1.25;max-width:760px;margin-bottom:16px}
.hero p{font-size:17px;color:#DCE6F7;max-width:680px;margin-bottom:24px}
.trust-row{display:flex;flex-wrap:wrap;gap:28px;margin-top:30px}
.trust-item{display:flex;flex-direction:column}
.trust-item b{font-size:22px;color:var(--orange)}
.trust-item span{font-size:13px;color:#C7D6EE}

/* Sections */
section{padding:54px 0}
.section-head{margin-bottom:28px}
.section-head h2{font-size:26px;color:var(--blue)}
.section-head p{color:var(--muted);margin-top:6px}
.lead{font-size:17px;color:var(--ink);max-width:780px}
.muted{color:var(--muted)}

/* Cards grid */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{color:var(--blue);font-size:18px;margin-bottom:8px}
.card p{color:var(--muted);font-size:14px}
.card .icon{font-size:26px;margin-bottom:10px;display:block}

/* Category tiles */
.cat-tile{display:flex;align-items:center;gap:14px;background:var(--blue-light);border-radius:var(--radius);padding:18px 20px}
.cat-tile .dot{width:42px;height:42px;border-radius:10px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px}
.cat-tile h3{font-size:16px;margin:0}
.cat-tile p{font-size:13px;margin:2px 0 0}

/* Products */
.filters{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:22px}
.filter-group{display:flex;flex-direction:column;gap:6px}
.filter-group label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
.filter-group select{padding:8px 12px;border:1px solid var(--line);border-radius:8px;min-width:170px;font-size:14px}
.product-card .ptag{display:inline-block;font-size:12px;background:var(--blue-light);color:var(--blue);border-radius:6px;padding:2px 8px;margin:0 6px 6px 0}
.product-card h3{margin:10px 0 6px}
.spec{list-style:none;margin:10px 0;font-size:13px;color:var(--muted)}
.spec li{display:flex;justify-content:space-between;border-bottom:1px dashed var(--line);padding:4px 0}
.spec li b{color:var(--ink);font-weight:600}
.empty{padding:30px;text-align:center;color:var(--muted)}

/* Solutions */
.solution{padding:0;overflow:hidden}
.solution .body{padding:22px}
.tag{display:inline-block;font-size:12px;background:var(--orange);color:#fff;border-radius:6px;padding:2px 10px;margin-bottom:10px}
.case{margin-top:14px;background:var(--blue-light);border-left:3px solid var(--blue);padding:12px 14px;border-radius:8px;font-size:14px}

/* Contact */
.contact-wrap{display:grid;grid-template-columns:1.3fr .9fr;gap:30px}
.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.form-field label{font-size:13px;font-weight:600}
.form-field input,.form-field textarea,.form-field select{padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit}
.form-field textarea{min-height:110px}
.info-box{background:var(--blue-light);border-radius:var(--radius);padding:22px}
.info-box h3{color:var(--blue);margin-bottom:12px}
.info-box p{margin-bottom:10px;font-size:14px}
.note{font-size:12px;color:var(--muted);margin-top:10px}
.form-embed{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.form-embed iframe{display:block;width:100%;height:760px;border:0}
.form-fallback{margin-top:12px;font-size:13px;word-break:break-all}
.form-lang{display:flex;align-items:center;gap:8px;margin:0;padding:9px 12px;background:var(--blue-light);border-bottom:1px solid var(--line);font-size:13px;color:var(--blue);font-weight:600}
.form-lang .lang-dot{width:8px;height:8px;border-radius:50%;background:var(--blue);display:inline-block;flex:0 0 auto}
.form-note-local{margin:0;padding:9px 12px;background:#FFF8E6;border-bottom:1px solid #F2E2B8;font-size:12.5px;color:#8a6d1f;line-height:1.5}
@media (max-width:880px){.form-embed iframe{height:900px}}
.ok-msg{background:#E7F6EC;color:#1E7A43;border:1px solid #BFE6CB;border-radius:8px;padding:12px 14px;margin-top:14px;font-size:14px;display:none}

/* News */
.news-item h3{margin:0 0 6px}
.news-meta{font-size:12px;color:var(--muted);margin-bottom:8px}
.news-body{font-size:15px;color:var(--ink)}

/* Footer */
.site-footer{background:var(--blue-dark);color:#C7D6EE;margin-top:40px;padding:36px 0 18px}
.footer-inner{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px}
.brand-footer{color:#fff;font-weight:700;font-size:18px}
.brand-footer .brand-cn{color:var(--orange)}
.footer-tag{font-size:13px;margin-top:6px;max-width:340px}
.footer-links a{color:#C7D6EE;font-size:14px}
.footer-bottom{border-top:1px solid #1E3F7A;margin-top:22px;padding-top:14px;font-size:12px;color:#9DB2D6}

/* CTA band */
.cta-band{background:var(--blue-light);border-radius:var(--radius);padding:32px;text-align:center;margin-top:10px}
.cta-band h2{color:var(--blue);margin-bottom:8px}
.cta-band p{color:var(--muted);margin-bottom:18px}

/* Markets strip (Misumi-style region wall) */
.markets{padding:28px 0;background:#F4F8FE;border-bottom:1px solid var(--line)}
.market-bar{display:flex;flex-wrap:wrap;gap:12px;margin-top:4px}
.market-badge{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-weight:600;font-size:14px;box-shadow:var(--shadow)}
.market-badge .flag{font-size:20px;line-height:1}
.market-badge:hover{border-color:var(--blue)}
.view-all{text-align:center;margin-top:22px}

/* Trust section (P0) */
.trust-sec{background:#fff}
.trust-card{box-shadow:0 2px 10px rgba(11,61,145,.06)}
.cert-wall{margin-top:6px}
.cert-bar{display:flex;flex-wrap:wrap;gap:14px;margin-top:14px}
.cert-badge{flex:1 1 140px;min-width:128px;border:1px solid #E2E7F0;border-radius:10px;padding:16px 14px;text-align:center;background:#F8FAFC}
.cert-badge b{display:block;color:var(--blue);font-size:18px;margin-bottom:4px}
.cert-badge span{font-size:12px;color:#64748B}
.cert-note{font-size:12px;color:#94A3B8;margin-top:12px}

/* Testimonials (customer proof wall) */
.testi-sec{background:var(--blue-light)}
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.testi-card{display:flex;flex-direction:column;gap:14px;box-shadow:0 2px 10px rgba(11,61,145,.06)}
.testi-quote{font-size:15px;color:var(--ink);line-height:1.7}
.testi-quote::before{content:"\201C";font-size:38px;color:var(--orange);line-height:0;vertical-align:-14px;margin-right:4px}
.testi-meta{display:flex;align-items:center;gap:12px;margin-top:auto}
.testi-logo{width:44px;height:44px;border-radius:10px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:0 0 auto}
.testi-company{font-weight:600;color:var(--blue);font-size:14px}
.testi-country{font-size:12px;color:var(--muted)}
.testi-note{font-size:12px;color:#94A3B8;margin-top:18px;text-align:center}

/* Form submit states */
.ok-sending{display:block;background:#E7EEF9;color:var(--blue);border:1px solid #C7D6EE}
.ok-error{display:block;background:#FDECEC;color:#B42318;border:1px solid #F6C9C9}

/* Responsive */
@media (max-width:880px){
  .main-nav{position:fixed;top:64px;left:0;right:0;background:var(--blue);flex-direction:column;gap:0;padding:10px 20px;display:none;border-top:1px solid #2C56A8}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 0;border-bottom:1px solid #1E3F7A}
  .nav-toggle{display:block}
  .grid-3,.grid-2,.grid-4,.testi-grid{grid-template-columns:1fr 1fr}
  .contact-wrap{grid-template-columns:1fr}
  .hero h1{font-size:27px}
}
@media (max-width:520px){
  .grid-3,.grid-2,.grid-4,.testi-grid{grid-template-columns:1fr}
  .trust-row{gap:18px}
}