*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:#14253d;background:#fff;line-height:1.6}.container{width:min(1180px,92%);margin:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid #e8edf3}.nav-wrap{height:78px;display:flex;align-items:center;gap:30px}.brand img{width:155px;height:auto;display:block}.nav-wrap nav{display:flex;gap:24px;margin-left:auto}.nav-wrap nav a{font-size:13px;font-weight:800;letter-spacing:.08em;color:#173b69;text-decoration:none}.nav-wrap nav a:hover{color:#0c91c9}.lang{position:relative}.lang-btn{background:none;border:0;font-weight:800;color:#173b69;cursor:pointer}.lang-menu{display:none;position:absolute;right:0;top:32px;background:#fff;border:1px solid #e3e8ef;box-shadow:0 12px 30px #14253d1c;border-radius:10px;overflow:hidden}.lang:hover .lang-menu{display:block}.lang-menu button{display:block;border:0;background:#fff;padding:10px 18px;width:120px;text-align:left;cursor:pointer}.hero{background:#f3f7fa;overflow:hidden}.hero-image-wrap{width:100%;height:min(74vh,760px);min-height:340px;display:flex;align-items:center;justify-content:center;background:#f5f7f9;padding:12px 0}.hero-image-wrap img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.hero-intro{width:min(1180px,92%);margin:0 auto;padding:34px 0 48px}.hero-intro h1{font-size:clamp(30px,3.4vw,48px);line-height:1.1;margin:0 0 12px;letter-spacing:-.03em;color:#102f50;max-width:800px}.hero-intro p{font-size:17px;max-width:760px;color:#526b82;margin:0}.hero-intro .hero-actions{margin-top:20px}.btn.secondary{border-color:#0b4774;color:#0b4774;background:transparent}.btn.secondary:hover{background:#e5f2f9}.eyebrow{display:inline-block;font-size:12px;font-weight:900;letter-spacing:.16em;color:#087bb4;margin-bottom:12px}.hero .eyebrow{color:#b7ecff}.hero h1{font-size:clamp(38px,5vw,68px);line-height:1.05;margin:0 0 20px;letter-spacing:-.03em}.hero p{font-size:19px;max-width:580px;color:#eef8ff}.hero-actions{display:flex;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 22px;border-radius:4px;text-decoration:none;font-weight:800;border:1px solid transparent;cursor:pointer}.btn.primary{background:#0b8bc4;color:#fff}.btn.primary:hover{background:#0876a7}.btn.ghost{border-color:#fff;color:#fff;background:#ffffff12}.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);background:#0b315b;color:#fff}.trust-strip div{padding:22px 20px;text-align:center;border-right:1px solid #ffffff22}.trust-strip strong{display:block;font-size:27px}.trust-strip span{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:#c7e7f8}.section{padding:90px 0}.section-alt{background:#f4f8fb}.section-dark{background:#092641;color:#fff}.section-head{max-width:720px;margin-bottom:42px}.section-head h2{font-size:42px;line-height:1.12;margin:0 0 14px;color:#102f50}.section-dark h2{color:#fff}.section-head p{color:#60758b}.section-dark .section-head p{color:#bfd0de}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.product-card{border:1px solid #e1e8ef;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 8px 24px #173b6908;transition:.25s}.product-card:hover{transform:translateY(-4px);box-shadow:0 18px 35px #173b6918}.product-card img{width:100%;height:210px;object-fit:cover}.product-card>div{padding:22px}.product-card h3{margin:6px 0 8px;font-size:20px}.product-card p{font-size:14px;color:#61748a;min-height:64px}.product-card a{font-size:13px;font-weight:800;color:#0785ba;text-decoration:none}.tag{font-size:10px;font-weight:900;letter-spacing:.12em;color:#0785ba}.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.app-grid article{background:#fff;border-radius:12px;overflow:hidden;border:1px solid #e0e8ee}.app-grid img{width:100%;height:200px;object-fit:cover}.app-grid div{padding:18px}.app-grid h3{margin:0 0 7px}.app-grid p{font-size:14px;color:#667b90;margin:0}.tech-layout,.about-grid,.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:65px;align-items:center}.checks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px;font-weight:700;font-size:14px}.spec-card{border-radius:16px;overflow:hidden;background:#f3f7fa;border:1px solid #dfe7ee}.spec-card img{width:100%;height:320px;object-fit:cover}.spec-content{padding:24px}.spec-content strong{font-size:20px}.spec-content p{color:#4d657b}.spec-content small{color:#7a8c9c}.about-image img{width:100%;border-radius:14px;display:block}.about-grid p{color:#c3d4e1}.stats{display:flex;gap:35px;margin-top:28px}.stats b{font-size:25px;display:block}.stats span{font-size:11px;color:#9db3c3;text-transform:uppercase;letter-spacing:.1em}.catalog-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.catalog-grid img{width:100%;border-radius:10px;border:1px solid #e1e8ef}.contact{background:linear-gradient(135deg,#eaf6fb,#fff)}.contact h2{font-size:46px;line-height:1.1;margin:0 0 15px}.contact-lines{margin-top:30px;display:grid;gap:18px}.contact-lines span{display:block;font-size:10px;font-weight:900;letter-spacing:.15em;color:#0785ba}.contact-lines strong{font-size:18px}.contact form{background:#fff;padding:28px;border-radius:14px;box-shadow:0 18px 50px #173b6912;display:grid;gap:13px}input,select,textarea{font:inherit;padding:13px 14px;border:1px solid #d9e2e9;border-radius:5px;outline:none}textarea{min-height:150px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:#0b8bc4}#formNote{font-size:13px;color:#087bb4;margin:0}footer{background:#061a2c;color:#a9bece;padding:35px 0}.footer-wrap{display:flex;justify-content:space-between;gap:20px;align-items:center;font-size:12px}.footer-wrap img{width:130px;height:auto;filter:none;opacity:1;display:block;background:transparent}.footer-wrap p{margin:5px 0 0}@media(max-width:900px){.nav-wrap nav{display:none}.product-grid,.app-grid{grid-template-columns:1fr 1fr}.hero-image-wrap{height:56vh;min-height:280px}.hero-intro{padding:28px 0 38px}.tech-layout,.about-grid,.contact-grid{grid-template-columns:1fr;gap:35px}.trust-strip{grid-template-columns:1fr 1fr}.section{padding:65px 0}}@media(max-width:600px){.product-grid,.app-grid,.catalog-grid{grid-template-columns:1fr}.hero-intro h1{font-size:34px}.hero-intro p{font-size:16px}.hero-actions{flex-direction:column;align-items:flex-start}.trust-strip div{padding:17px 10px}.section-head h2,.contact h2{font-size:34px}.checks{grid-template-columns:1fr}.stats{gap:18px;flex-wrap:wrap}.footer-wrap{flex-direction:column;align-items:flex-start}}

/* Multi-page navigation additions */
.page-heading{padding-top:64px;padding-bottom:48px;background:#f3f7fb}
.page-heading h1{font-size:clamp(2rem,4vw,3.3rem);margin:.35em 0}
.page-heading p{max-width:780px;color:#526273;line-height:1.7}
.site-header nav a.active{color:#0879bd;font-weight:700}

/* Homepage factory and manufacturing showcase */
.factory-showcase{background:#f5f8fb}.factory-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.factory-card{margin:0;background:#fff;border:1px solid #e1e8ef;border-radius:14px;overflow:hidden;box-shadow:0 10px 28px #173b690d}.factory-card img{display:block;width:100%;height:270px;object-fit:cover}.factory-card div{padding:18px 21px 20px}.factory-card h3{margin:0 0 5px;color:#102f50;font-size:20px}.factory-card p{margin:0;color:#60758b;font-size:14px}.factory-card-wide{grid-column:span 2}.factory-card-wide img{height:300px;object-position:center 52%}@media(max-width:600px){.factory-grid{grid-template-columns:1fr}.factory-card-wide{grid-column:auto}.factory-card img,.factory-card-wide img{height:220px}}

/* Site-wide floating WhatsApp and YouTube links */
.sowin-social-float{position:fixed;right:22px;bottom:24px;z-index:99999;display:flex;flex-direction:column;gap:12px}
.sowin-social-float a{width:54px;height:54px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(10,35,60,.24);text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}
.sowin-social-float a:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 7px 20px rgba(10,35,60,.28)}
.sowin-social-float .sowin-wa{background:#25D366;color:#fff}
.sowin-social-float .sowin-yt{background:#fff;color:#f00;border:1px solid #e8edf3}
.sowin-social-float svg{width:29px;height:29px;display:block}
@media(max-width:600px){.sowin-social-float{right:14px;bottom:18px;gap:10px}.sowin-social-float a{width:48px;height:48px}.sowin-social-float svg{width:26px;height:26px}}


/* About Us: patents, certifications and test reports */
.certification-section .section-head{max-width:780px}
.certification-grid{display:grid;grid-template-columns:1fr;gap:24px}
.certification-card{margin:0;background:#fff;border:1px solid #dfe7ee;border-radius:12px;overflow:hidden;box-shadow:0 10px 28px rgba(23,59,105,.08)}
.certification-card img{display:block;width:100%;height:auto;object-fit:contain;background:#fff}
.certification-card figcaption{padding:15px 20px;color:#173b69;font-size:15px;font-weight:800;border-top:1px solid #e8edf3}
@media(min-width:900px){.certification-grid{grid-template-columns:1fr 1fr}.certification-card:first-child{grid-column:span 2}.certification-card:first-child img{max-height:360px}.certification-card:not(:first-child) img{min-height:220px}}