:root{
  --green:#00C853;
  --forest:#0A3D23;
  --charcoal:#1F1F1F;
  --ink:#171717;
  --muted:#5b625e;
  --line:#e4e8e5;
  --soft:#f3f6f4;
  --white:#fff;
  --radius:14px;
  --head:'Montserrat',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:var(--body);color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{width:min(1160px,100% - 32px);margin-inline:auto}
h1,h2,h3{font-family:var(--head);line-height:1.1;letter-spacing:-.01em}
.eyebrow{font-family:var(--head);font-weight:700;font-size:.78rem;letter-spacing:.22em;text-transform:uppercase;color:var(--green);margin-bottom:14px}
.lead{font-size:1.1rem;color:var(--muted);max-width:56ch}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--green);color:#04210f;font-family:var(--head);font-weight:700;font-size:.95rem;padding:15px 26px;border-radius:999px;text-decoration:none;border:2px solid var(--green);cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px -8px rgba(0,200,83,.6)}
.btn:focus-visible,.lang:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--green);outline-offset:3px}
.btn-sm{padding:10px 18px;font-size:.88rem}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:var(--green);box-shadow:none}
.btn-full{width:100%}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(31,31,31,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.brand img{height:46px;width:auto}
.nav{display:flex;gap:30px}
.nav a{color:#e9ece9;text-decoration:none;font-weight:500;font-size:.95rem;position:relative}
.nav a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--green);transition:width .2s}
.nav a:hover::after{width:100%}
.header-actions{display:flex;align-items:center;gap:12px}
.lang{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3);border-radius:999px;font-family:var(--head);font-weight:700;font-size:.78rem;letter-spacing:.08em;padding:8px 14px;cursor:pointer}
.lang:hover{border-color:var(--green);color:var(--green)}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;position:relative}
.burger span{position:absolute;left:9px;right:9px;height:2px;background:#fff;transition:.2s}
.burger span:first-child{top:15px}.burger span:last-child{top:23px}
.burger[aria-expanded="true"] span:first-child{top:19px;transform:rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{top:19px;transform:rotate(-45deg)}

/* Hero */
.hero{background:radial-gradient(1200px 600px at 85% 30%,rgba(0,200,83,.16),transparent 60%),linear-gradient(180deg,#1F1F1F 0%,#161616 100%);color:#fff;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:40px;padding-block:96px 112px}
.hero h1{font-weight:800;font-size:clamp(2.6rem,6.2vw,5rem);margin-bottom:24px;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--green)}
.hero .lead{color:#c9cfcb;margin-bottom:34px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px}
.hero-art{display:flex;justify-content:center}
.hero-art img{width:min(420px,100%);filter:drop-shadow(0 30px 60px rgba(0,200,83,.25))}
.bolt-line{position:absolute;left:0;right:0;bottom:0;height:6px;background:linear-gradient(90deg,var(--forest),var(--green) 50%,var(--forest))}

/* Sections */
.section{padding-block:96px}
.section-head{margin-bottom:48px}
.section-head h2{font-weight:800;font-size:clamp(1.9rem,4vw,3rem);max-width:20ch;text-wrap:balance}
.section-dark{background:var(--charcoal);color:#fff}
.section-dark .lead{color:#b8c0bb;margin-top:18px}
.section-soft{background:var(--soft)}

/* Cards */
.grid.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -20px rgba(10,61,35,.35);border-color:var(--green)}
.card h3{font-size:1.2rem;margin:18px 0 10px}
.card p{color:var(--muted);font-size:.98rem}
.card-accent{background:var(--forest);border-color:var(--forest);color:#fff}
.card-accent p{color:#cfe6d7}
.ico{width:52px;height:52px;border-radius:12px;background:rgba(0,200,83,.12);display:grid;place-items:center}
.ico svg,.fab svg{width:26px;height:26px;fill:none;stroke:var(--green);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card-accent .ico{background:rgba(0,200,83,.2)}
.ico.sm{width:40px;height:40px;border-radius:10px;flex:none}
.ico.sm svg{width:20px;height:20px}

/* Why */
.why{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.why .section-head{margin:0}
.why-list{list-style:none;display:grid;gap:8px}
.why-list li{display:flex;gap:22px;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.why-list li:last-child{border:0}
.num{font-family:var(--head);font-weight:800;color:var(--green);font-size:1.1rem;padding-top:3px}
.why-list h3{font-size:1.2rem;margin-bottom:6px}
.why-list p{color:#b8c0bb}

/* Steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.steps li{position:relative;padding-top:28px;border-top:3px solid var(--line)}
.steps li::before{content:"";position:absolute;top:-3px;left:0;width:56px;height:3px;background:var(--green)}
.step-n{font-family:var(--head);font-weight:800;font-size:2.4rem;color:var(--forest);display:block;margin-bottom:8px}
.steps h3{font-size:1.1rem;margin-bottom:8px}
.steps p{color:var(--muted);font-size:.97rem}

/* Contact */
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.contact h2{font-weight:800;font-size:clamp(1.9rem,4vw,3rem);margin-bottom:18px}
.info-list{list-style:none;margin-top:32px;display:grid;gap:16px}
.info-list li{display:flex;align-items:center;gap:14px;font-weight:600}
.info-list a{text-decoration:none}
.info-list a:hover{color:var(--forest);text-decoration:underline}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;display:grid;gap:18px;box-shadow:0 24px 50px -30px rgba(0,0,0,.25)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:grid;gap:6px;font-weight:600;font-size:.9rem}
input,select,textarea{font:inherit;font-weight:400;padding:13px 14px;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{border-color:var(--green)}
input.invalid,textarea.invalid{border-color:#d93025}
.form-note{font-size:.92rem;min-height:1.2em;color:var(--forest);font-weight:600}
.form-note.err{color:#d93025}

/* Footer */
.site-footer{background:#141414;color:#c9cfcb;padding-block:56px 40px}
.footer-inner{display:grid;grid-template-columns:auto 1fr;gap:24px 48px;align-items:center}
.foot-logo{width:150px}
.foot-links{display:flex;flex-wrap:wrap;gap:24px;justify-content:flex-end}
.foot-links a{text-decoration:none;font-weight:500}
.foot-links a:hover{color:var(--green)}
.copy{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.1);padding-top:24px;font-size:.88rem;color:#8a918d}

/* Floating call button (mobile) */
.fab{display:none;position:fixed;right:16px;bottom:16px;z-index:60;width:58px;height:58px;border-radius:50%;background:var(--green);place-items:center;box-shadow:0 12px 28px -8px rgba(0,200,83,.7)}
.fab svg{stroke:#04210f;width:26px;height:26px}

/* Responsive */
@media (max-width:980px){
  .grid.cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .why,.contact{grid-template-columns:1fr;gap:40px}
}
@media (max-width:820px){
  .burger{display:block}
  .header-actions .btn{display:none}
  .nav{position:absolute;top:72px;left:0;right:0;flex-direction:column;gap:0;background:#1F1F1F;border-bottom:1px solid rgba(255,255,255,.1);padding:8px 16px 16px;display:none}
  .nav.open{display:flex}
  .nav a{padding:14px 4px;border-bottom:1px solid rgba(255,255,255,.07)}
  .nav a::after{display:none}
  .hero-inner{grid-template-columns:1fr;padding-block:56px 80px}
  .hero-art{order:-1}
  .hero-art img{width:150px}
  .fab{display:grid}
}
@media (max-width:620px){
  .section{padding-block:64px}
  .grid.cards,.steps{grid-template-columns:1fr}
  .form{padding:22px}
  .form .row{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .foot-links{justify-content:flex-start}
  .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}