:root{
  --green:#1fa64a;--green-d:#15803a;--green-l:#e8f6ec;
  --ink:#1f2529;--text:#3d454b;--muted:#6b757c;--line:#e3e7ea;--bg-alt:#f4f6f7;
  --yellow:#f5c400;--radius:10px;--shadow:0 6px 24px rgba(20,30,40,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--text);line-height:1.65;font-size:17px;background:#fff}
img{max-width:100%;display:block}
a{color:var(--green-d)}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:700}
h2{font-size:clamp(1.5rem,3vw,2.1rem)}
h3{font-size:1.2rem;margin-top:1.4em}
p{margin:0 0 1em}
.wrap{max-width:1200px;margin:0 auto;padding:0 22px}
.wrap.narrow{max-width:820px}
.muted{color:var(--muted)}

/* Buttons */
.btn{display:inline-block;background:var(--green);color:#fff;text-decoration:none;font-weight:600;padding:.8em 1.5em;border-radius:999px;border:2px solid var(--green);transition:.2s;cursor:pointer;font-size:1rem;font-family:inherit}
.btn:hover{background:var(--green-d);border-color:var(--green-d)}
.btn-sm{padding:.5em 1.1em;font-size:.92rem}
.btn-outline{background:transparent;color:var(--green-d)}
.btn-outline:hover{background:var(--green-l);color:var(--green-d)}
.btn-light{background:#fff;color:var(--green-d);border-color:#fff}
.btn-light:hover{background:var(--green-l);border-color:var(--green-l)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.8)}
.btn-outline-light:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-block{display:block;text-align:center;margin-top:.6em}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:84px}
.logo img{height:58px;width:auto}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{color:var(--ink);text-decoration:none;font-weight:500;padding:.45em .8em;border-radius:6px}
.main-nav a:not(.btn):hover,.main-nav a.active{color:var(--green-d);background:var(--green-l)}
.main-nav .btn{color:#fff;margin-left:8px}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle span{display:block;width:26px;height:3px;background:var(--ink);margin:5px 0;border-radius:2px;transition:.2s}

/* Hero */
.hero{position:relative;color:#fff;background:linear-gradient(100deg,rgba(10,30,18,.85) 0%,rgba(10,30,18,.55) 50%,rgba(10,30,18,.15) 100%),var(--hero) center/cover no-repeat;min-height:620px;display:flex;align-items:center}
.hero-inner{padding:90px 22px}
.hero h1{color:#fff;max-width:720px}
.hero .lead{font-size:1.2rem;max-width:620px;opacity:.95}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:1.6em}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.85rem;font-weight:700;color:#8be3a5;margin-bottom:.8em}
.eyebrow.dark{color:var(--green-d)}
.page-hero{color:#fff;background:linear-gradient(100deg,rgba(10,30,18,.85),rgba(10,30,18,.45)),var(--hero) center/cover no-repeat;padding:90px 0 70px}
.page-hero h1{color:#fff;margin-bottom:.3em}
.page-hero p{font-size:1.15rem;max-width:700px;margin:0;opacity:.95}
.crumbs{font-size:.9rem!important;margin-bottom:.8em!important}
.crumbs a{color:#8be3a5}

/* USP */
.usp-bar{background:var(--green);color:#fff}
.usp-grid{display:grid;grid-template-columns:repeat(4,1fr);text-align:center;padding:26px 22px}
.usp-grid div{display:flex;flex-direction:column;border-right:1px solid rgba(255,255,255,.25)}
.usp-grid div:last-child{border:0}
.usp-grid strong{font-size:1.3rem}
.usp-grid span{opacity:.9;font-size:.95rem}

/* Sections */
.section{padding:84px 0}
.section-alt{background:var(--bg-alt)}
.section-head{text-align:center;max-width:720px;margin:0 auto 46px}
.section-head p{color:var(--muted);font-size:1.08rem}
.intro-text{max-width:820px;margin:0 auto 46px;text-align:center;font-size:1.08rem}

/* Cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);text-decoration:none;color:var(--text);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(20,30,40,.14)}
.card-img{aspect-ratio:4/3;overflow:hidden;background:#eee}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:hover .card-img img{transform:scale(1.05)}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.card-body h3{margin:0 0 .4em}
.card-body p{flex:1;font-size:.97rem}
.more{color:var(--green-d);font-weight:600}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split.reverse .split-img{order:-1}
.split-img img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;aspect-ratio:4/3;object-fit:cover}
ul.check{list-style:none;padding:0;margin:0 0 1.2em}
ul.check li{position:relative;padding-left:30px;margin-bottom:.5em}
ul.check li:before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12l4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat}

/* Sectors */
.sector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.sector-grid div{border:1px solid var(--line);border-left:4px solid var(--green);border-radius:8px;padding:16px 20px;font-weight:600;color:var(--ink)}

/* Product */
.product-layout{display:grid;grid-template-columns:1fr 340px;gap:56px;align-items:start}
.lead-dark{font-size:1.15rem;color:var(--ink)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:30px}
table.specs{width:100%;border-collapse:collapse;margin-bottom:1.5em}
.specs th,.specs td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.specs th{width:34%;color:var(--ink);background:var(--bg-alt);font-weight:600}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gallery img{aspect-ratio:4/3;object-fit:cover;border-radius:8px;width:100%}
.product-side{position:sticky;top:110px}
.side-box{background:var(--green-l);border-radius:var(--radius);padding:26px;margin-bottom:20px}
.side-box h3{margin-top:0}
.side-box.plain{background:var(--bg-alt)}
.side-box.plain a{display:block;padding:6px 0;text-decoration:none;border-bottom:1px solid var(--line)}
.side-box hr{border:0;border-top:1px solid rgba(0,0,0,.08);margin:1.2em 0}
.small-list{list-style:none;padding:0;margin:1.2em 0 0;font-size:.93rem}
.small-list li{padding:4px 0 4px 22px;position:relative}
.small-list li:before{content:"✓";position:absolute;left:0;color:var(--green-d);font-weight:700}

/* Projects */
.project{display:grid;grid-template-columns:1fr 1.2fr;gap:50px;align-items:start;padding:50px 0;border-bottom:1px solid var(--line);scroll-margin-top:100px}
.project:first-child{padding-top:0}
.project:last-child{border:0}
.project-imgs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.project-imgs a.big{grid-column:1/-1}
.project-imgs img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px}
.project-imgs a.big img{aspect-ratio:16/9}
.tags span{display:inline-block;background:var(--green-l);color:var(--green-d);font-size:.85rem;font-weight:600;padding:4px 12px;border-radius:999px;margin:0 6px 6px 0}

/* Contact */
.contact-layout{display:grid;grid-template-columns:1fr 360px;gap:56px;align-items:start}
.form label{display:block;font-weight:600;color:var(--ink);font-size:.95rem;margin-bottom:16px}
.form input,.form select,.form textarea{display:block;width:100%;margin-top:6px;padding:12px 14px;border:1px solid #cfd6da;border-radius:8px;font:inherit;font-weight:400;background:#fff}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px var(--green-l)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form .checkbox{display:flex;gap:10px;align-items:center;font-weight:400}
.form .checkbox input{width:auto;margin:0}
.hp{position:absolute!important;left:-9999px!important}
.notice{padding:20px 24px;border-radius:8px;margin-bottom:24px}
.notice.ok{background:var(--green-l)}
.notice.err{background:#fdecec;color:#8a1f1f}
.notice ul{margin:0;padding-left:20px}
.contact-person{max-width:620px}
.prose h2{font-size:1.35rem;margin-top:1.6em}

/* CTA + footer */
.cta-band{background:linear-gradient(110deg,var(--green-d),var(--green));color:#fff;padding:60px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:.3em}
.cta-band p{margin:0;max-width:620px;opacity:.95}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.site-footer{background:#1b2226;color:#c4ccd1;padding:60px 0 20px;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:1em}
.site-footer a{color:#c4ccd1;text-decoration:none;display:block;padding:3px 0}
.site-footer p a{display:inline;padding:0}
.site-footer a:hover{color:#fff}
.site-footer .muted{color:#8e989e;margin-top:1em}
.footer-bottom{border-top:1px solid #2f383d;margin-top:40px;padding-top:20px;color:#8e989e;font-size:.88rem}

/* Lightbox */
.lbox{position:fixed;inset:0;background:rgba(0,0,0,.9);display:flex;align-items:center;justify-content:center;z-index:100;cursor:zoom-out;padding:20px}
.lbox img{max-height:92vh;max-width:94vw;border-radius:6px}

/* Responsive */
@media (max-width:1000px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .product-layout,.contact-layout{grid-template-columns:1fr}
  .product-side{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .project{grid-template-columns:1fr;gap:24px}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;top:84px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:12px 22px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .main-nav.open{display:flex}
  .main-nav a{padding:.8em .6em}
  .main-nav .btn{margin:10px 0 0;text-align:center}
  .split{grid-template-columns:1fr;gap:30px}
  .split.reverse .split-img{order:0}
  .usp-grid{grid-template-columns:repeat(2,1fr);gap:18px}
  .usp-grid div:nth-child(2){border:0}
  .sector-grid{grid-template-columns:1fr 1fr}
  .hero{min-height:520px}
  .section{padding:60px 0}
}
@media (max-width:600px){
  body{font-size:16px}
  .card-grid,.two-col,.form .row,.sector-grid,.footer-grid{grid-template-columns:1fr}
  .gallery,.project-imgs{grid-template-columns:1fr 1fr}
  .usp-grid div{border:0}
  .logo img{height:48px}
}