*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:#112b40;background:#f5f8fa;line-height:1.65}a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}
.top{background:#08263f;color:#dbe8ef;font-size:12px;padding:7px 0}.top .container{display:flex;justify-content:space-between;gap:20px}
header{background:#fff;border-bottom:1px solid #dce5eb;position:sticky;top:0;z-index:50}.nav{height:76px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:11px;font-weight:900;color:#08263f}.logo-mark{width:43px;height:43px;border-radius:12px;background:linear-gradient(135deg,#24905c,#a8d76e);display:grid;place-items:center;color:#fff;font-size:20px}.logo small{display:block;color:#667989;font-size:9px;letter-spacing:1px}.links{display:flex;gap:21px;align-items:center;font-weight:700;font-size:14px}.links a:hover{color:#24905c}.button{display:inline-block;background:#2b9961;color:white;padding:12px 18px;border-radius:9px;font-weight:800;border:0}.mobile-btn{display:none;background:none;border:0;font-size:25px}
.hero{color:#fff;background:radial-gradient(circle at 88% 15%,#43a36d55 0 15%,transparent 34%),linear-gradient(135deg,#07243b,#0d4462);padding:92px 0 85px}.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:60px;align-items:center}.eyebrow{color:#a9db83;font-weight:900;letter-spacing:2px;font-size:12px;text-transform:uppercase}.hero h1{font-size:clamp(43px,6vw,76px);line-height:1.02;letter-spacing:-2.5px;margin:14px 0 20px}.hero p{font-size:19px;color:#d4e2ea;max-width:700px}.hero-card{border:1px solid #ffffff2b;background:#ffffff0d;padding:28px;border-radius:22px}.hero-card h3{font-size:25px;margin:10px 0}.flow{display:grid;grid-template-columns:1fr 1fr;gap:12px}.flow div{border:1px solid #ffffff1c;background:#ffffff0b;padding:17px;border-radius:13px}.flow b{display:block;color:#a9db83}.flow span{font-size:12px;color:#d4e2ea}
.stats{background:#fff;border-bottom:1px solid #dce5eb}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}.stat{padding:24px;border-right:1px solid #dce5eb}.stat:last-child{border:0}.stat strong{display:block;font-size:30px;color:#08263f}.stat span{font-size:12px;color:#687a88;font-weight:700}
section{padding:82px 0}.head{max-width:790px;margin-bottom:35px}.head .eyebrow{color:#2b9961}h2{font-size:42px;line-height:1.1;margin:10px 0 14px;letter-spacing:-1px}h3{font-size:21px;margin:8px 0}.lead{font-size:18px;color:#627585}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:#fff;border:1px solid #dce5eb;border-radius:18px;padding:25px;box-shadow:0 14px 35px #08263f0d}.icon{width:48px;height:48px;background:#e8f5ed;border-radius:13px;display:grid;place-items:center;font-size:22px;margin-bottom:13px}.card p{color:#657786;margin-bottom:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.visual{height:390px;border-radius:24px;background:linear-gradient(145deg,#dff2e6,#f2f7f4);position:relative;overflow:hidden}.visual:before{content:"";position:absolute;width:450px;height:450px;border-radius:50%;right:-150px;top:-120px;background:radial-gradient(circle,#2b9961 0 22%,#a8d76e 23% 44%,transparent 45%);opacity:.72}.visual:after{content:"BIO-CNG";position:absolute;right:35px;bottom:45px;font-size:45px;font-weight:900;color:#08263f12}.visual-label{position:absolute;left:25px;bottom:25px;background:#fff;padding:18px;border-radius:15px;box-shadow:0 12px 30px #08263f20;max-width:290px}
.dark{background:#08263f;color:#fff}.dark .lead{color:#c8d9e3}.dark .card{background:#0d3552;color:#fff;border-color:#ffffff1d}.dark .card p{color:#c8d9e3}
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.step{background:#fff;color:#112b40;border-radius:16px;padding:21px;position:relative}.step b{color:#2b9961}.timeline{display:grid}.time{display:grid;grid-template-columns:110px 1fr;gap:25px;padding:22px 0;border-bottom:1px solid #dce5eb}.time>b{color:#2b9961}
.tags span{display:inline-block;background:#e7f4ec;color:#17633c;padding:6px 10px;border-radius:999px;margin:3px;font-size:12px;font-weight:800}
.contact{display:grid;grid-template-columns:.8fr 1.2fr;gap:22px}.contact-box{background:#fff;border:1px solid #dce5eb;border-radius:18px;padding:28px}.contact-row{padding:14px 0;border-bottom:1px solid #dce5eb}.contact-row:last-child{border:0}.contact-row small{display:block;color:#6a7d8c;font-weight:700}.form{display:grid;gap:13px}.form input,.form textarea{width:100%;padding:13px;border:1px solid #d1dde4;border-radius:9px;font:inherit}.form textarea{min-height:150px}
footer{background:#061b2b;color:#bcd0dc;padding:40px 0}.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}.foot strong{color:#fff}
.notice{font-size:12px;color:#718391}
@media(max-width:850px){.links{display:none}.links.open{display:flex;position:absolute;left:4%;right:4%;top:70px;background:#fff;padding:20px;flex-direction:column;box-shadow:0 15px 30px #0002}.mobile-btn{display:block}.hero-grid,.split,.contact{grid-template-columns:1fr}.grid3{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.process{grid-template-columns:1fr 1fr}.step:after{display:none}.hero{padding:65px 0}section{padding:60px 0}}
@media(max-width:520px){.top{display:none}.stats-grid,.process{grid-template-columns:1fr}.stat{border-right:0;border-bottom:1px solid #dce5eb}.hero h1{letter-spacing:-1px}}