:root{
  --g:#0b4b36;--g2:#126c4c;--g3:#eaf2ed;--gold:#c99a35;--gold2:#e8d09a;
  --ink:#17231d;--muted:#65716a;--bg:#ffffff;--soft:#f7f8f5;--line:#e4e8e4;--danger:#8d372f;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Tahoma,"Segoe UI",sans-serif;line-height:1.9;color:var(--ink);background:var(--bg)}
a{text-decoration:none;color:inherit}.container{width:min(1180px,92%);margin:auto}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{height:76px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:10px;margin-left:auto}
.brand img{width:56px;height:56px;object-fit:contain}.brand strong{display:block;color:var(--g);font-size:18px}.brand small{display:block;color:var(--gold);letter-spacing:1px}
.menu{display:flex;gap:18px;font-weight:700;font-size:14px}.menu a{padding:24px 0 20px;border-bottom:2px solid transparent}
.menu a:hover,.menu a.active{color:var(--g);border-color:var(--gold)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:11px 18px;border-radius:10px;font-weight:700;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--g);color:#fff}.btn-primary:hover{background:#073c2b}.btn-outline{border-color:var(--gold);color:#7a5d20;background:#fff}.btn-gold{background:var(--gold);color:#183122}
.hero{overflow:hidden;background:linear-gradient(90deg,#fff 0,#fff 47%,#f1f5f1 100%)}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:center;min-height:610px;padding:48px 0}
.eyebrow{color:var(--gold);font-weight:800}.hero h1{font-size:58px;line-height:1.15;margin:8px 0;color:var(--g)}.hero h1 span{color:var(--gold)}
.lead{font-size:19px;color:#405047;max-width:650px}.cred{background:var(--g);color:#fff;border-radius:16px;padding:18px 22px;margin:24px 0;box-shadow:0 18px 35px rgba(11,75,54,.14)}
.cred b,.cred span{display:block}.cred span{opacity:.9;font-size:14px}.actions{display:flex;gap:10px;flex-wrap:wrap}.tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.tags span{background:#edf3ef;color:var(--g);padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700}
.hero-art{height:480px;border-radius:28px;position:relative;overflow:hidden;box-shadow:0 28px 60px rgba(20,50,38,.16);
background:
linear-gradient(rgba(9,67,44,.06),rgba(9,67,44,.06)),
linear-gradient(145deg,#51773f 0 18%,#86a859 18% 38%,#436f3d 38% 55%,#9db75f 55% 75%,#5d8a49 75%)}
.hero-art:before{content:"";position:absolute;inset:-10%;background-image:
linear-gradient(rgba(255,255,255,.28) 1px,transparent 1px),
linear-gradient(90deg,rgba(255,255,255,.28) 1px,transparent 1px);
background-size:62px 62px;transform:rotate(-7deg)}
.hero-art:after{content:"";position:absolute;inset:0;background:
radial-gradient(circle at 18% 24%,rgba(255,255,255,.95) 0 4px,transparent 5px),
radial-gradient(circle at 42% 51%,rgba(255,255,255,.95) 0 4px,transparent 5px),
radial-gradient(circle at 70% 36%,rgba(255,255,255,.95) 0 4px,transparent 5px)}
.gnss{position:absolute;right:10%;bottom:7%;width:160px;z-index:3;filter:drop-shadow(0 15px 15px rgba(0,0,0,.2));text-align:center}
.gnss .cap{height:62px;background:#f5f4ef;border-radius:48px 48px 18px 18px;border-bottom:11px solid #27352f;font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center}
.gnss .body{background:#d3a02e;padding:10px;border-radius:0 0 14px 14px;font-weight:800}.gnss .pole{height:180px;width:18px;background:#26332d;margin:auto}
.coord{position:absolute;top:18px;left:18px;z-index:2;background:rgba(4,44,30,.68);color:#fff;padding:10px 12px;border-radius:10px;font-family:monospace;direction:ltr}
.section{padding:72px 0}.alt{background:var(--soft)}.section-head{text-align:center;margin-bottom:32px}.section-head span{color:var(--gold);font-weight:800}
.section-head h2{margin:2px 0;color:var(--g);font-size:34px}.section-head p{color:var(--muted);max-width:760px;margin:8px auto}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:0 7px 24px rgba(24,55,42,.04)}.card h3{color:var(--g);margin:9px 0}
.icon{font-size:36px}.card p{color:var(--muted);font-size:14px}.card ul{padding-right:18px;color:#46554c}.card li{margin:6px 0}
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center}.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.fact{background:#f4f7f4;border:1px solid var(--line);border-radius:12px;padding:16px}.fact b{display:block;color:var(--g);font-size:20px}.fact span{font-size:12px;color:var(--muted)}
.project{overflow:hidden;padding:0}.thumb{height:170px;position:relative}.thumb:before{content:"";position:absolute;inset:0;background-image:linear-gradient(40deg,transparent 48%,rgba(255,255,255,.75) 49% 50%,transparent 51%),linear-gradient(93deg,transparent 58%,rgba(255,255,255,.5) 59% 60%,transparent 61%)}
.t1{background:linear-gradient(135deg,#587e40,#a5ba68)}.t2{background:linear-gradient(135deg,#ca9840,#6f9451,#9d663e)}.t3{background:linear-gradient(135deg,#173f2f,#3d724d)}.project .body{padding:18px}.project h3{margin:0;color:var(--g)}
.cta{background:var(--g);color:#fff}.cta .inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:38px 0}.cta h2{margin:0 0 3px}.cta p{opacity:.85;margin:0}
.page-hero{background:linear-gradient(120deg,#f8faf8,#eef4ef);padding:72px 0 58px;border-bottom:1px solid var(--line)}.page-hero h1{color:var(--g);font-size:44px;margin:0 0 8px}.page-hero p{max-width:760px;color:#4d5c53}
.service-detail{display:grid;grid-template-columns:1fr 320px;gap:30px}.sidebox{position:sticky;top:95px;background:#f6f8f5;border:1px solid var(--line);border-radius:16px;padding:20px;height:max-content}
.sidebox a{display:block;padding:9px 0;border-bottom:1px dashed #d8ded9}.sidebox a:last-child{border:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}
label{font-weight:700;color:var(--g)}input,select,textarea{font:inherit;border:1px solid #d9dfda;border-radius:10px;padding:11px 12px;background:#fff}textarea{min-height:135px;resize:vertical}
.notice{background:#fff9ea;border:1px solid #ead79e;border-radius:12px;padding:14px;color:#725a20;font-size:13px}
.contact-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.contact-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px}
footer{background:#073b2c;color:#fff;padding-top:40px}.footer-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:28px}.footer-brand{display:flex;gap:13px;align-items:center}.footer-brand img{width:78px;height:78px;background:#fff;border-radius:50%;object-fit:contain}.footer-brand b{font-size:23px}.footer-brand span{display:block;font-size:13px;opacity:.75}.copyright{text-align:center;padding:18px;margin-top:28px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;opacity:.7}
@media(max-width:900px){
 .menu{display:none}.hero-grid,.split,.service-detail{grid-template-columns:1fr}.grid4{grid-template-columns:1fr 1fr}.grid3{grid-template-columns:1fr 1fr}.hero h1{font-size:45px}.hero-art{height:380px}
 .facts,.contact-cards{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.cta .inner{flex-direction:column;align-items:flex-start}.sidebox{position:static}
}
@media(max-width:560px){
 .grid4,.grid3,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.hero h1{font-size:39px}.page-hero h1{font-size:34px}.hero-art{height:300px}.nav>.btn{display:none}
}

.docs{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:24px}
.doc{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.doc img{width:100%;height:420px;object-fit:contain;background:#f5f6f3;display:block}
.doc .doccap{padding:14px 16px;color:var(--muted);font-size:13px}
.floating-wa{position:fixed;left:18px;bottom:18px;z-index:45;background:#176b49;color:#fff;padding:12px 15px;border-radius:999px;box-shadow:0 12px 28px rgba(0,0,0,.18);font-weight:700}
.faq details{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:#fff;margin:10px 0}
.faq summary{cursor:pointer;font-weight:800;color:var(--g)}
@media(max-width:700px){.docs{grid-template-columns:1fr}.doc img{height:310px}}