:root{--navy:#0B1F3A;--orange:#E85D04;--gray:#F5F7FA;--text:#1d2939}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--text);line-height:1.6}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;background:#fff;box-shadow:0 1px 8px rgba(0,0,0,.06);z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{font-weight:800;font-size:22px;color:var(--navy);letter-spacing:1px;line-height:1.1}.logo span{color:var(--orange)}
.logo small{display:block;font-size:11px;font-weight:500;color:#667085;letter-spacing:0}
nav ul{display:flex;gap:22px;list-style:none;font-size:15px}nav a:hover,nav a.on{color:var(--orange)}
.lang{display:flex}.lang a{border:1px solid #d0d5dd;padding:5px 10px;font-size:13px}.lang a.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.burger{display:none;background:none;border:0;font-size:26px;cursor:pointer;color:var(--navy)}
.btn{display:inline-block;background:var(--orange);color:#fff;padding:13px 26px;border-radius:6px;font-weight:600;border:0;cursor:pointer;font-size:16px}
.btn.ghost{background:transparent;border:2px solid #fff}.btn.line{background:#fff;color:var(--navy);border:2px solid var(--navy)}
.hero{background-color:var(--navy);background-size:cover;background-position:center;color:#fff;padding:110px 0 90px}
.hero .tag{color:var(--orange);font-weight:700;letter-spacing:2px;font-size:13px;text-transform:uppercase}
.hero h1{font-size:44px;line-height:1.15;margin:14px 0 18px;max-width:760px}
.hero p{max-width:640px;font-size:18px;opacity:.92;margin-bottom:30px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.stats{display:flex;gap:40px;margin-top:50px;flex-wrap:wrap}.stats b{display:block;font-size:30px;color:var(--orange)}
.phero{background:linear-gradient(120deg,var(--navy),#16345e);color:#fff;padding:46px 0 50px}
.phero h1{font-size:36px;line-height:1.2;margin:10px 0 14px;max-width:900px}
.answer{max-width:900px;font-size:17px;opacity:.95}
.crumbs{font-size:13px;opacity:.8}.crumbs a{text-decoration:underline}
section{padding:70px 0}.alt{background:var(--gray)}
h2{font-size:30px;color:var(--navy);text-align:center;margin:10px 0 18px}
section h2:not(:first-child){margin-top:46px}
.sub{text-align:center;color:#667085;max-width:680px;margin:0 auto 40px}.center{text-align:center;margin-top:22px}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border-radius:10px;padding:28px;box-shadow:0 2px 14px rgba(11,31,58,.07)}
.card .ic{width:50px;height:50px;border-radius:10px;background:rgba(232,93,4,.12);color:var(--orange);display:grid;place-items:center;font-size:24px;margin-bottom:16px}
.card h3{color:var(--navy);margin-bottom:8px;font-size:19px}
.prod{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.pc{padding:0;overflow:hidden;display:block;transition:transform .15s}.pc:hover{transform:translateY(-3px)}
.pc img{height:230px;width:100%;object-fit:contain;background:#fff;padding:12px;border-bottom:1px solid #eef0f4}
.pc .body{padding:22px}.more{color:var(--orange);font-weight:600;display:inline-block;margin-top:8px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:s}
.step{text-align:center;padding:20px 10px}.step:before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:52px;height:52px;margin:0 auto 14px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;font-size:20px}
.step h3{font-size:17px;color:var(--navy)}
.faq{max-width:860px;margin:0 auto}
details{background:#fff;border-radius:8px;margin-bottom:12px;padding:18px 22px;box-shadow:0 1px 6px rgba(0,0,0,.05)}
summary{font-weight:600;color:var(--navy);cursor:pointer}details p{margin-top:10px;color:#475467}details a{color:var(--orange)}
.contact{display:grid;grid-template-columns:1fr 1.3fr;gap:40px}
.info{background:var(--navy);color:#fff;border-radius:10px;padding:34px}.info h3{margin-bottom:12px}.info p{margin-bottom:10px;opacity:.92}.info .btn{margin-top:8px}
form.inq{display:grid;grid-template-columns:1fr 1fr;gap:16px}form .full{grid-column:1/-1}
input,select,textarea{width:100%;padding:12px 14px;border:1px solid #d0d5dd;border-radius:6px;font:inherit;background:#fff}
textarea{min-height:120px}.ok{color:#067647;font-weight:600}
.tscroll{overflow-x:auto;margin:0 0 10px;border-radius:8px;box-shadow:0 1px 8px rgba(11,31,58,.07)}
table.spec{width:100%;border-collapse:collapse;background:#fff;font-size:14px;min-width:520px}
table.spec th,table.spec td{border:1px solid #e4e7ec;padding:9px 12px;text-align:left;vertical-align:top}
table.spec thead th{background:var(--navy);color:#fff;white-space:nowrap}
table.spec tbody th{background:var(--gray);color:var(--navy);white-space:nowrap;font-weight:600}
table.spec tbody tr:nth-child(even) td{background:#fbfcfd}table.small{font-size:13px}table.cmp a{color:var(--orange);font-weight:600}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px;margin-bottom:20px}
.pimg{background:#fff;border:1px solid #eef0f4;border-radius:10px;padding:10px;text-align:center}
.pimg img{height:200px;width:100%;object-fit:contain}.pimg figcaption{font-weight:600;color:var(--navy);margin-top:6px}
.note{color:#667085;font-size:14px;margin:10px 0}.cta-line{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.gallery{display:grid;gap:14px;margin-top:30px}.g4{grid-template-columns:repeat(4,1fr)}
.gallery img{width:100%;height:200px;object-fit:cover;border-radius:8px}.gallery figcaption{font-size:13px;color:#475467;margin-top:6px}
.badges{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:18px}
.badges span{background:#fff;border:2px solid var(--navy);color:var(--navy);font-weight:700;padding:10px 18px;border-radius:8px}
.oitem{display:grid;grid-template-columns:260px 1fr;gap:28px;padding:30px 0;border-bottom:1px solid #eef0f4}
.oitem h2{text-align:left;margin:0 0 8px !important}.oitem .oimg img{width:100%;height:240px;object-fit:contain;background:#fff;border:1px solid #eef0f4;border-radius:10px;padding:10px}
footer{background:#071629;color:#c7d0dc;padding:46px 0 24px;font-size:14px}footer a:hover{color:#fff}
.fgrid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:30px;margin-bottom:26px}footer h4{color:#fff;margin-bottom:10px}footer p{margin-bottom:4px}
.copy{border-top:1px solid #1d2f4a;padding-top:18px;text-align:center}
.wa{position:fixed;right:22px;bottom:22px;background:#25D366;color:#fff;border-radius:50px;padding:14px 20px;font-weight:700;box-shadow:0 4px 16px rgba(0,0,0,.25);z-index:20}
@media(max-width:960px){.burger{display:block}header nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;box-shadow:0 6px 12px rgba(0,0,0,.08)}header nav.open{display:block}nav ul{flex-direction:column;gap:0;padding:8px 20px}nav li{padding:10px 0;border-bottom:1px solid #f0f2f5}
.grid,.g4{grid-template-columns:1fr 1fr}.prod,.contact{grid-template-columns:1fr 1fr}.contact{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.fgrid{grid-template-columns:1fr 1fr}.hero h1{font-size:34px}.phero h1{font-size:28px}.oitem{grid-template-columns:1fr}}
@media(max-width:560px){.grid,.steps,form.inq,.prod,.fgrid{grid-template-columns:1fr}.hero{padding:70px 0}.logo small{display:none}}
.logo{display:flex;flex-direction:column}.logo img{height:40px;width:auto}.logo small{margin-top:2px}
.flogo{height:42px;width:auto;margin-bottom:10px}
/* v1 look restyle */
.btn{border-radius:999px;padding:13px 28px;box-shadow:0 4px 14px rgba(232,93,4,.25)}.btn.ghost,.btn.line{box-shadow:none}
.phero{background:linear-gradient(100deg,rgba(11,31,58,.96) 45%,rgba(11,31,58,.7)),url(/assets/img/factory/smt-line-2.webp) center/cover,var(--navy);color:#fff;padding:80px 0 70px}
.phero .tag{color:var(--orange);font-weight:700;letter-spacing:2px;font-size:13px;text-transform:uppercase;margin-top:14px}
.phero h1{font-size:42px;line-height:1.15;margin:12px 0 18px;max-width:820px}
.phero .answer{font-size:18px;opacity:.9;max-width:820px}
.card{border-radius:12px;box-shadow:0 4px 18px rgba(11,31,58,.08)}
section{padding:80px 0}h2{font-size:34px}
footer{background:var(--navy)}
@media(max-width:900px){.phero h1{font-size:30px}.phero{padding:56px 0}}
.mgal{margin-top:26px}.mgal h3{color:var(--navy);margin:0 0 10px}
.gallery.pg{margin-top:10px}.gallery.pg figure{margin:0;background:#fff;border:1px solid #eef0f4;border-radius:10px;padding:6px}
.gallery.pg img{height:auto;aspect-ratio:1/1;object-fit:contain;background:#fff}
@media(max-width:800px){.g4{grid-template-columns:repeat(2,1fr)}}


/* === responsive fix 2026-10-22 === */
html{overflow-x:clip}
body{overflow-x:clip;-webkit-text-size-adjust:100%}
img,svg,video{max-width:100%;height:auto}
.wrap{width:100%;padding:0 16px}
.nav{flex-wrap:nowrap;min-width:0}
.logo{min-width:0;flex:0 1 auto}
.logo img{height:36px;width:auto;max-width:140px}
.logo small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}
nav ul{flex-wrap:wrap}
.hero h1,.phero h1{font-size:clamp(26px,4vw,44px)}
h2{font-size:clamp(22px,3vw,34px)}
.hero p,.phero .answer,.answer{font-size:clamp(15px,2.2vw,18px)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px 24px;margin-top:40px}
.stats>div{min-width:0}
.stats b{font-size:clamp(22px,3vw,30px)}
.tscroll{width:100%;max-width:100%;-webkit-overflow-scrolling:touch}
table.spec{min-width:480px}
.wa{right:14px;bottom:14px;padding:12px 16px;font-size:14px}
.pgrid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.contact{align-items:start}
form.inq{min-width:0}
input,select,textarea,button,.btn{max-width:100%}

/* tablet: collapse nav early so Chinese labels never overflow */
@media(max-width:1100px){
  .burger{display:block}
  header{position:sticky}
  header .nav{position:relative}
  header nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;box-shadow:0 8px 20px rgba(0,0,0,.1);z-index:20;padding:4px 0 12px}
  header nav.open{display:block}
  nav ul{flex-direction:column;gap:0;padding:4px 20px}
  nav li{padding:12px 0;border-bottom:1px solid #f0f2f5}
  nav li:last-child{border-bottom:0}
  .grid,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prod{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .contact{grid-template-columns:1fr}
  .oitem{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero{padding:80px 0 70px}
  .phero{padding:56px 0}
}

@media(max-width:700px){
  .wrap{padding:0 14px}
  .logo img{height:32px;max-width:120px}
  .logo small{display:none}
  .grid,.g4,.prod,.steps,.fgrid,.pgrid,form.inq{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:14px}
  .hero{padding:56px 0 48px}
  .phero{padding:40px 0 36px}
  section{padding:48px 0}
  .card{padding:20px}
  .pc img{height:200px}
  .gallery img,.pimg img{height:180px}
  .oitem .oimg img{height:200px}
  table.spec{font-size:13px;min-width:420px}
  table.spec th,table.spec td{padding:8px 10px}
  .wa{padding:10px 14px;font-size:13px;right:10px;bottom:10px}
  .btn{padding:12px 22px;font-size:15px}
  .info{padding:24px}
  .badges span{padding:8px 12px;font-size:13px}
  .cta .btn,.hero .cta{width:100%}
  .hero .cta .btn{text-align:center}
}

@media(max-width:400px){
  .stats{grid-template-columns:1fr 1fr;gap:10px}
  .lang a{padding:4px 8px;font-size:12px}
  .nav{height:60px}
  header nav{top:60px}
}