:root{
  --green:#1a1a1a;--green-dark:#131313;--orange:#fe7100;--orange-dark:#d45f00;
  --ink:#1c1c1c;--muted:#5b5b5b;--bg:#ffffff;--bg-alt:#f5f5f3;--line:#e3e0db;
  --radius:10px;--max:1100px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto}
a{color:var(--green)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;color:var(--green-dark)}
h1{font-size:clamp(2rem,5vw,3rem)}
h2{font-size:clamp(1.5rem,3.5vw,2.1rem)}
h3{font-size:1.2rem}
section{padding:56px 0}
.alt{background:var(--bg-alt)}
.lead{font-size:1.15rem;color:var(--muted);max-width:640px}

.topbar{background:var(--green-dark);color:#fff;font-size:.9rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:12px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none;font-weight:600}

header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand{font-weight:800;font-size:1.25rem;color:var(--green-dark);text-decoration:none;letter-spacing:-.01em}
.brand span{color:var(--orange)}
nav ul{list-style:none;display:flex;gap:22px;margin:0;padding:0;align-items:center}
nav a{text-decoration:none;color:var(--ink);font-weight:500}
nav a:hover,nav a[aria-current="page"]{color:var(--green)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:1rem;cursor:pointer}

.btn{display:inline-block;background:var(--orange);color:#fff;text-decoration:none;font-weight:700;padding:13px 24px;border-radius:var(--radius);border:0;cursor:pointer;font-size:1rem}
.btn:hover{background:var(--orange-dark)}
.btn.ghost{background:transparent;color:#fff;border:2px solid #fff}
.btn.ghost:hover{background:rgba(255,255,255,.12)}
.btn.green{background:var(--green)}
.btn.green:hover{background:var(--green-dark)}

.hero{background:linear-gradient(135deg,var(--green-dark),var(--green));color:#fff;padding:72px 0}
.hero h1{color:#fff}
.hero p{font-size:1.2rem;max-width:620px;opacity:.95}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}

.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card h3{margin-bottom:.3em}
.card p{margin:0;color:var(--muted)}
.check{list-style:none;padding:0;margin:0}
.check li{padding-left:28px;position:relative;margin:.5em 0}
.check li::before{content:"\2713";position:absolute;left:0;color:var(--orange);font-weight:800}

.cta-band{background:var(--orange);color:#fff;text-align:center;padding:48px 0}
.cta-band h2{color:#fff}
.cta-band .btn{background:#fff;color:var(--orange-dark)}

form{display:grid;gap:14px;max-width:560px}
label{font-weight:600;display:block;margin-bottom:4px}
input,select,textarea{width:100%;padding:12px;border:1px solid #b9c5be;border-radius:8px;font:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(232,121,43,.35);border-color:var(--orange)}
.hp{position:absolute;left:-9999px}

details{border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;margin:12px 0;background:#fff}
summary{cursor:pointer;font-weight:700;color:var(--green-dark)}
details p{margin:.6em 0 0;color:var(--muted)}

footer{background:var(--green-dark);color:#dfe9e4;padding:40px 0 20px;font-size:.95rem}
footer a{color:#fff}
footer .cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
footer h3{color:#fff;font-size:1.05rem}
footer .fine{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;font-size:.85rem;opacity:.8}

@media(max-width:760px){
  .menu-btn{display:block}
  nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line)}
  nav.open{display:block}
  nav ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 20px 16px}
  nav li a{display:block;padding:12px 0;border-bottom:1px solid var(--line)}
  header.site .wrap{position:relative}
  section{padding:40px 0}
  .hero{padding:48px 0}
}