/* ДИЗАЙН: цвета, шрифт и размеры меняются в блоке :root ниже */
:root{--brand:#00403d;--accent:#2fb9a6;--ink:#1c2524;--muted:#5a6866;--soft:#eef2f1;--line:#cdd8d6;--font:Roboto,"Segoe UI",system-ui,-apple-system,Arial,sans-serif;--wrap:1120px;--radius:6px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;font:400 17px/1.6 var(--font);color:var(--ink);background:#fff}
img{max-width:100%;height:auto}a{color:var(--brand)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}.narrow{max-width:820px}
h1,h2,h3{line-height:1.2;color:var(--brand);margin:0 0 .5em}h1{font-size:clamp(28px,5vw,48px);color:#fff}h2{font-size:clamp(24px,3.5vw,34px)}h3{font-size:19px}h4{margin:1.4em 0 .4em;font-size:16px}
.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.bar{background:var(--brand);color:#fff;font-size:14px}.bar .wrap{display:flex;justify-content:space-between;gap:12px;padding-top:6px;padding-bottom:6px}.bar a{color:#fff;font-weight:700;text-decoration:none}
.navrow{display:flex;align-items:center;justify-content:space-between;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;font-size:20px;color:var(--brand)}
.burger{display:none;font:inherit;font-weight:700;background:var(--brand);color:#fff;border:0;border-radius:var(--radius);padding:10px 16px;min-height:44px}
nav ul{list-style:none;margin:0;padding:0}nav>ul{display:flex;gap:4px}nav a{display:block;padding:10px 12px;text-decoration:none;color:var(--brand);font-weight:700;font-size:15px}nav a:hover{color:var(--accent)}
.dd{position:relative}.dd>ul{display:none;position:absolute;left:0;top:100%;min-width:270px;background:var(--brand);padding:8px 0;border-radius:0 0 var(--radius) var(--radius)}
.dd:hover>ul,.dd:focus-within>ul{display:block}.dd>ul a{color:#fff;font-weight:400;padding:9px 18px}.dd>ul a:hover{background:#0a5a55;color:#fff}
.hero{background:linear-gradient(rgba(0,20,19,.72),rgba(0,20,19,.82)),url(../img/hero.jpg) center/cover;color:#fff;padding:clamp(64px,12vw,140px) 0 clamp(48px,9vw,100px)}
.hero.sm{padding:clamp(44px,8vw,80px) 0}.hero h1{max-width:18ch}.hero.sm h1{max-width:26ch}.kicker{margin:0 0 12px;color:var(--accent);font-weight:700}
.lead{max-width:60ch;font-size:clamp(17px,2.2vw,20px);margin:0 0 28px;color:#e4efed}.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-block;background:var(--accent);color:#00201e;font-weight:700;text-decoration:none;padding:14px 24px;border-radius:var(--radius);min-height:48px}.btn:hover{background:#4fd0be}
.btn.ghost{background:transparent;color:#fff;border:2px solid #fff}.btn.ghost.dark{color:var(--brand);border-color:var(--brand)}
.sec{padding:clamp(40px,7vw,80px) 0}.alt{background:var(--soft)}.intro p{font-size:19px;margin:0 0 1em}.lead2{max-width:70ch}.h3{margin-top:2em;font-size:22px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{display:block;background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:var(--radius);padding:20px;text-decoration:none;color:var(--ink)}.card:hover{border-color:var(--brand);border-left-color:var(--brand)}.card h3{margin-bottom:6px}.card p{margin:0;color:var(--muted);font-size:15px}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px}.feat p{margin:0;color:#33403e}
.list{margin:.4em 0;padding-left:1.2em}.list li{margin:.3em 0}
.g{border-top:1px solid var(--line);background:transparent}.g:last-child{border-bottom:1px solid var(--line)}
.g summary{cursor:pointer;font-weight:700;font-size:19px;padding:18px 36px 18px 0;position:relative;list-style:none;min-height:48px}.g summary::-webkit-details-marker{display:none}
.g summary::after{content:"+";position:absolute;right:6px;top:14px;font-size:26px;color:var(--brand)}.g[open] summary::after{content:"−"}.gb{padding:0 0 22px}
.rows{margin:12px 0}.r{display:flex;align-items:baseline;gap:8px;margin:0;padding:7px 0}.r span{flex:0 1 auto}.r::after{content:"";order:1;flex:1 1 20px;border-bottom:2px dotted #9db1ae;min-width:16px;transform:translateY(-4px)}.r b{order:2;white-space:nowrap}
.note{background:#fff;border-left:4px solid var(--accent);padding:12px 16px;margin:14px 0}.alt .note{background:#fff}.small{font-size:15px;color:var(--muted)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;counter-reset:s}
.steps li{counter-increment:s;background:#fff;padding:22px;border-radius:var(--radius)}.steps li::before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;margin-bottom:12px}.steps p{margin:0;font-size:15.5px}
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.why p{margin:4px 0 0;color:var(--muted)}
.revs{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}blockquote{margin:0;background:#fff;padding:22px;border-radius:var(--radius)}blockquote p{margin:0 0 12px}cite{font-weight:700;font-style:normal;color:var(--brand)}
.contacts{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}.contacts p{margin:0 0 12px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius)}.gallery figcaption{font-size:14px;color:var(--muted)}
.cta{background:var(--brand);color:#fff;text-align:center;padding:56px 0}.cta h2{color:#fff}.cta p{max-width:52ch;margin:0 auto 24px;color:#cfe3e0}
footer{background:#00201e;color:#b7ccc9;padding:36px 0 40px;font-size:15px}footer a{color:#fff}footer p{margin:0 0 6px}footer b{color:#fff}.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}
.callbar{display:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
@media (max-width:900px){
 .burger{display:block}.bar .wrap{font-size:13px}
 nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);max-height:calc(100vh - 110px);overflow:auto}
 .top.open nav{display:block}nav>ul{display:block;padding:8px 20px 16px}nav a{padding:13px 4px;border-bottom:1px solid var(--soft)}
 .dd>ul{display:block;position:static;background:transparent;padding:0 0 0 14px}.dd>ul a{color:var(--brand);font-weight:400}.dd>ul a:hover{background:transparent;color:var(--accent)}
 .r{flex-wrap:wrap}.r::after{display:none}.r b{order:0;flex:0 0 100%;color:var(--brand)}
 .callbar{display:block;position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--accent);color:#00201e;text-align:center;font-weight:700;text-decoration:none;padding:15px 12px;box-shadow:0 -2px 10px rgba(0,0,0,.2)}
 body{padding-bottom:56px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}