:root{--brand:#009688;--brand-d:#00796B;--g1:#2E7D32;--g2:#1565C0;--dark:#263238;--gray:#90A4AE;--line:#ECEFF1;--bg:#FAFBFC}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter','Segoe UI',system-ui,sans-serif;color:var(--dark);background:#fff;line-height:1.65}
h1,h2,h3,h4{font-family:'Montserrat','Inter',sans-serif;font-weight:700}
a{color:var(--brand);text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav .logo img{height:34px}
.nav ul{display:flex;gap:34px;list-style:none;align-items:center}
.nav ul a{color:var(--dark);font-weight:500;font-size:15px}
.nav ul a:hover{color:var(--brand)}
.btn{display:inline-block;background:var(--brand);color:#fff;font-family:'Montserrat',sans-serif;font-weight:600;
padding:12px 28px;border-radius:6px;font-size:15px;border:none;cursor:pointer}
.btn:hover{background:var(--brand-d)}
.btn.ghost{background:#fff;color:var(--brand);border:2px solid var(--brand)}
.btn.ghost:hover{background:#F0FDF9}
.hero{background:linear-gradient(135deg,#E0F2F1 0%,#E8F5E9 55%,#E3F2FD 100%);padding:88px 0 96px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.hero h1{font-size:44px;line-height:1.18;margin:18px 0 18px}
.hero h1 .hl{background:linear-gradient(90deg,var(--g1),var(--g2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:17px;color:#546E7A;margin-bottom:30px;max-width:520px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.heroimg{border-radius:12px;overflow:hidden;box-shadow:0 24px 60px rgba(38,50,56,.18);position:relative}
.heroimg img{width:100%;height:100%;object-fit:cover}
.stats{background:var(--dark);color:#fff;padding:34px 0}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stats b{font-family:'Montserrat',sans-serif;font-size:30px;color:#4DB6AC;display:block}
.stats span{font-size:13.5px;color:#B0BEC5}
section{padding:76px 0}
.alt{background:var(--bg)}
.sec-head{text-align:center;max-width:640px;margin:0 auto 48px}
.sec-head .kicker{color:var(--brand);font-family:'Montserrat',sans-serif;font-weight:600;font-size:13px;letter-spacing:.16em;text-transform:uppercase}
.sec-head h2{font-size:32px;margin:10px 0 12px}
.sec-head p{color:#546E7A}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 14px 38px rgba(38,50,56,.12);transform:translateY(-3px)}
.card .im{aspect-ratio:1/1;overflow:hidden}
.card .im img{width:100%;height:100%;object-fit:contain;background:#fff}
.card .bd{padding:16px 18px 18px}
.card h3{font-size:15px;font-weight:600;line-height:1.4;height:63px;overflow:hidden;font-family:'Inter',sans-serif}
.card .pr{color:var(--brand);font-family:'Montserrat',sans-serif;font-weight:700;font-size:16px;margin:8px 0 4px}
.card .rq{font-size:13px;color:var(--gray)}
.gline{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.gline .card .im{aspect-ratio:1/1}
.feature{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feat{background:#fff;border:1px solid var(--line);border-radius:10px;padding:30px 26px}
.feat .ic{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,var(--g1),var(--g2));
color:#fff;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.feat h3{font-size:18px;margin-bottom:8px}
.feat p{font-size:14.5px;color:#546E7A}
.ctaband{background:linear-gradient(120deg,var(--g1),var(--brand) 55%,var(--g2));color:#fff;padding:64px 0;text-align:center}
.ctaband h2{font-size:30px;margin-bottom:10px}
.ctaband p{opacity:.92;margin-bottom:26px}
.ctaband .btn{background:#fff;color:var(--brand)}
footer{background:var(--dark);color:#B0BEC5;padding:56px 0 28px;font-size:14px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:36px}
footer h4{color:#fff;font-size:15px;margin-bottom:14px}
footer a{color:#B0BEC5}
footer a:hover{color:#4DB6AC}
footer .logo img{height:30px;margin-bottom:14px;filter:brightness(0) invert(1)}
.copy{border-top:1px solid #37474F;padding-top:20px;text-align:center;font-size:12.5px;color:#78909C}
/* products page */
.filters{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:40px}
.fbtn{padding:9px 20px;border-radius:24px;border:1.5px solid var(--line);background:#fff;color:var(--dark);
font-size:14px;font-weight:500;cursor:pointer;font-family:'Inter',sans-serif}
.fbtn.on{background:var(--brand);border-color:var(--brand);color:#fff}
.pgroup{margin-bottom:56px}
.pgroup h2{font-size:24px;margin-bottom:6px}
.pgroup .desc{color:#546E7A;font-size:15px;margin-bottom:22px}
/* about */
.two{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.two img{border-radius:12px;box-shadow:0 18px 46px rgba(38,50,56,.14)}
.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.fact{border:1px solid var(--line);border-radius:10px;padding:20px}
.fact b{font-family:'Montserrat',sans-serif;font-size:24px;color:var(--brand);display:block}
/* contact */
.social{display:flex;gap:12px;margin-top:8px}
.social a{width:44px;height:44px;border-radius:10px;background:#E0F2F1;display:flex;align-items:center;justify-content:center;transition:background .2s}
.social a:hover{background:var(--brand)}
.social svg{width:22px;height:22px;fill:var(--brand)}
.social a:hover svg{fill:#fff}
.fsocial{display:flex;gap:10px;margin-top:14px}
.fsocial a{width:36px;height:36px;border-radius:8px;background:#37474F;display:flex;align-items:center;justify-content:center}
.fsocial a:hover{background:var(--brand)}
.fsocial svg{width:18px;height:18px;fill:#fff}
.contact{display:grid;grid-template-columns:1.1fr .9fr;gap:40px}
form .fld{margin-bottom:16px}
form label{font-size:13.5px;font-weight:600;display:block;margin-bottom:6px}
form input,form textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:8px;font-size:14.5px;font-family:'Inter',sans-serif}
form input:focus,form textarea:focus{outline:none;border-color:var(--brand)}
.cinfo .row{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px}
.cinfo .ic{width:44px;height:44px;border-radius:10px;background:#E0F2F1;color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.cinfo b{display:block;font-size:15px}
.cinfo span{color:#546E7A;font-size:14px}
@media(max-width:920px){.hero .wrap{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}
.gline{grid-template-columns:repeat(2,1fr)}.feature{grid-template-columns:1fr}.stats .wrap{grid-template-columns:repeat(2,1fr)}
.two{grid-template-columns:1fr}.contact{grid-template-columns:1fr}.nav ul{display:none}}