:root{--ink:#0b2b2b;--mut:#42605f;--acc:#0f766e;--accd:#0a5a54;--bg:#f3fbfa;--line:#cfe5e2}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff;overflow-wrap:anywhere}
.skip{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:10px 14px;z-index:10}
.skip:focus{left:8px;top:8px}
.demo{margin:0;background:#fef3c7;color:#78350f;text-align:center;padding:8px 12px;font-size:14px;font-weight:600}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
.top{background:#fff;border-bottom:1px solid var(--line)}
.bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;padding-top:10px;padding-bottom:10px}
.logo{font-weight:800;font-size:20px;color:var(--acc);text-decoration:none}
nav ul{display:flex;flex-wrap:wrap;gap:6px 16px;list-style:none;margin:0;padding:0}
nav a{color:var(--ink)}
.btn{display:inline-block;background:var(--acc);color:#fff;font-weight:700;text-decoration:none;padding:13px 22px;border-radius:10px;border:2px solid var(--acc);font-size:16px;cursor:pointer}
.btn:hover,.btn:focus-visible{background:var(--accd);border-color:var(--accd)}
.btn.ghost{background:#fff;color:var(--acc)}
.btn.small{padding:8px 16px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #f59e0b;outline-offset:2px}
.hero{background:linear-gradient(160deg,#d9f4f0,#f3fbfa);padding:40px 0}
h1{font-size:2rem;line-height:1.15;margin:0 0 12px}
h2{font-size:1.5rem;margin:0 0 20px}
.hero p{max-width:55ch;color:var(--mut)}
.facts{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:10px}
.facts li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;color:var(--mut)}
.facts b{display:block;font-size:1.3rem;color:var(--ink)}
.sec{padding-top:36px;padding-bottom:36px}
.steps{list-style:none;counter-reset:s;padding:0;display:grid;gap:14px}
.steps li{counter-increment:s;border:1px solid var(--line);border-radius:12px;padding:16px 16px 16px 64px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:16px;top:16px;width:34px;height:34px;border-radius:50%;background:var(--acc);color:#fff;font-weight:700;display:grid;place-items:center}
.steps h3,.card h3{margin:0 0 4px}.steps p{margin:0;color:var(--mut)}
.alt{background:var(--bg)}
.cards{display:grid;gap:14px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.card.hit{border:2px solid var(--acc)}
.price{font-size:1.6rem;font-weight:800;color:var(--acc);margin:4px 0}
details{border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600}
.order{background:var(--ink);color:#fff}
form{display:grid;gap:8px;max-width:420px}
label{font-weight:600}
input{font:inherit;padding:12px;border-radius:8px;border:2px solid #fff;width:100%}
.order .btn{background:#fbbf24;color:#1c1917;border-color:#fbbf24;margin-top:8px}
.foot{padding:20px 0;color:var(--mut);font-size:14px}
@media(min-width:720px){h1{font-size:2.8rem}.facts{grid-template-columns:repeat(3,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:repeat(3,1fr)}.hero{padding:72px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}