:root{--green:#14543c;--green2:#2f7654;--lime:#8dbb38;--coal:#29312c;--gold:#c8aa62;--cream:#faf8f1;--white:#fffefa;--muted:#667069;--line:#dde4dc;--max:1180px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,Arial,sans-serif;color:var(--coal);background:var(--cream);font-size:16px;line-height:1.65}
h1,h2,h3{font-family:Manrope,Inter,Arial,sans-serif;line-height:1.1;margin:0 0 1rem}
h1{font-size:clamp(2.7rem,6vw,5.8rem);letter-spacing:-.055em}
h2{font-size:clamp(2rem,4vw,3.5rem);letter-spacing:-.04em}
h3{font-size:1.25rem}
p{margin:.2rem 0 1.2rem}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:auto;padding:0 28px}
.topbar{background:var(--green);color:#eef5ef;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;padding:8px 0}
.topbar .wrap{display:flex;justify-content:space-between;gap:1rem}
.nav{position:sticky;top:0;z-index:20;background:#fffefa;backdrop-filter:blur(12px);border-bottom:1px solid rgba(20,84,60,.14)}
.navin{height:126px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:13px;font-weight:800;line-height:1.05;color:var(--green);font-family:Manrope}
.brand img{width:104px;height:104px;border-radius:50%;object-fit:cover;box-shadow:0 5px 18px rgba(20,84,60,.16)}
.brand span{max-width:235px;font-size:1.1rem}
.links{display:flex;align-items:center;gap:26px;font-weight:650;font-size:.92rem}
.links a:hover,.links a.active{color:var(--green2)}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:3px;padding:14px 20px;background:var(--green);color:white;font-weight:750;border:1px solid var(--green);cursor:pointer}
.btn:hover{background:#0a5238}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#182018}
.menu{display:none;background:none;border:0;font-size:1.8rem}
.hero{min-height:660px;background-color:var(--cream);background-image:linear-gradient(90deg,rgba(250,248,241,1) 0%,rgba(250,248,241,1) 52%,rgba(250,248,241,.96) 64%,rgba(250,248,241,.3) 100%),url('assets/activated-carbon.png');background-position:center,right center;background-size:100% 100%,58% auto;background-repeat:no-repeat;color:var(--coal);display:grid;align-items:center}
.hero .content{max-width:720px;padding:96px 28px}
.eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.18em;color:var(--gold);font-weight:800;margin-bottom:18px}
.hero p{font-size:1.15rem;max-width:610px;color:#4f5d54}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.outline{background:rgba(255,255,255,.75);border-color:var(--green);color:var(--green)}
.section{padding:100px 0}
.section.white{background:var(--white)}
.section.dark{background:#edf3ec;color:var(--coal);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sectionhead{display:grid;grid-template-columns:.65fr 1fr;gap:50px;align-items:end;margin-bottom:44px}
.sectionhead p{color:var(--muted);max-width:650px}
.dark .sectionhead p{color:var(--muted)}
.facts{display:grid;grid-template-columns:repeat(4,1fr);background:white;border-bottom:1px solid var(--line)}
.fact{padding:38px 25px;border-right:1px solid var(--line)}
.fact strong{display:block;font-family:Manrope;font-size:1.7rem;color:var(--green)}
.fact span{color:var(--muted);font-size:.9rem}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:white;border:1px solid var(--line);border-radius:5px;overflow:hidden;transition:.2s}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(10,35,25,.09)}
.card img{width:100%;height:190px;object-fit:cover}
.cardbody{padding:24px}
.cardbody p{color:var(--muted);font-size:.93rem}
.textlink{font-weight:800;color:var(--green)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.split img{width:100%;height:520px;object-fit:cover;border-radius:5px}
.pill{display:inline-block;border:1px solid #bac8bf;padding:7px 11px;margin:4px 4px 4px 0;border-radius:99px;font-size:.83rem}
.pagehero{background:linear-gradient(135deg,#f5f3e9 0%,#eaf2e8 100%);color:var(--coal);padding:95px 0 75px;border-bottom:1px solid var(--line)}
.pagehero h1{font-size:clamp(2.5rem,5vw,4.5rem);max-width:900px}
.pagehero p{max-width:690px;color:#5b695f;font-size:1.1rem}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.panel{background:white;border:1px solid var(--line);padding:32px;border-radius:5px}
.values{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.value{border-top:3px solid var(--gold);padding:22px;background:var(--white);box-shadow:0 8px 24px rgba(20,84,60,.06)}
.spec{width:100%;border-collapse:collapse;background:white}
.spec td,.spec th{text-align:left;padding:17px 18px;border-bottom:1px solid var(--line)}
.spec th{color:var(--green);font-size:.8rem;text-transform:uppercase;letter-spacing:.1em}
.appfeature{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin-bottom:44px;background:white;border:1px solid var(--line)}
.appfeature img{width:100%;height:100%;min-height:360px;object-fit:cover}
.appcopy{padding:42px;align-self:center}
.note{font-size:.82rem;color:var(--muted);font-style:italic}
.quotegrid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
label{font-weight:700;font-size:.9rem}
input,select,textarea{width:100%;padding:14px;border:1px solid #bdc8c0;border-radius:3px;background:white;font:inherit}
textarea{min-height:125px}
.status{display:none;background:#e7f0e9;border-left:3px solid var(--green);padding:14px;margin-top:15px}
.contactlist{padding:0;list-style:none}
.contactlist li{padding:14px 0;border-bottom:1px solid var(--line)}
footer{background:#174a37;color:#e2ece5;padding:58px 0 22px}
.footergrid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:45px}
.footerbrand{display:flex;gap:15px}
.footerbrand img{width:76px;height:76px;border-radius:50%}
footer h3{color:white}
footer a{display:block;margin:7px 0;color:#ccd6cf}
.fine{border-top:1px solid #344039;margin-top:45px;padding-top:20px;font-size:.82rem;color:#91a097;display:flex;justify-content:space-between}
.mobilecta{display:none}
.kicker{font-weight:800;color:var(--green);text-transform:uppercase;letter-spacing:.12em;font-size:.78rem}
.quote-strip{background:#efe7cf;padding:44px 0}
.quote-strip .wrap{display:flex;justify-content:space-between;align-items:center;gap:25px}
.quote-strip h2{font-size:2rem;margin:0}
.quote-strip .btn{background:var(--coal);border-color:var(--coal)}
@media(max-width:900px){.links{display:none;position:absolute;top:88px;left:0;right:0;background:var(--cream);padding:22px 28px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}
.links.open{display:flex}
.menu{display:block}
.navin>.btn{display:none}
.facts,.cards{grid-template-columns:repeat(2,1fr)}
.sectionhead,.split,.appfeature,.quotegrid{grid-template-columns:1fr}
.values{grid-template-columns:repeat(2,1fr)}
.appfeature img{min-height:280px}
.footergrid{grid-template-columns:1fr 1fr}
.mobilecta{display:block;position:fixed;bottom:14px;left:14px;right:14px;z-index:30}
.mobilecta .btn{width:100%;box-shadow:0 8px 30px #0005}
}
@media(max-width:560px){.topbar{display:none}
.navin{height:100px}
.brand img{width:78px;height:78px}
.brand span{font-size:.9rem}
.links{top:100px}
.hero{min-height:600px}
.hero .content{padding:70px 22px}
.section{padding:70px 0}
.facts,.cards,.grid2,.values,.form,.footergrid{grid-template-columns:1fr}
.fact{border-bottom:1px solid var(--line)}
.sectionhead{gap:10px}
.split img{height:340px}
.quote-strip .wrap{align-items:flex-start;flex-direction:column}
.fine{flex-direction:column;gap:8px}
body{padding-bottom:72px}
}