:root{--ink:#1D1B19;--mut:#5B5650;--green:#1E4733;--red:#C62828;--wa:#128C4A;--kraft:#EFE4CF;--line:#E4DDD0;--bg:#FFFFFF}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);padding-bottom:78px;-webkit-text-size-adjust:100%}
a{color:inherit}
svg{display:block}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:3px solid #F08A1C;outline-offset:2px}

/* header */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 14px;background:var(--green);color:#fff}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none;font-weight:800;font-size:18px;letter-spacing:.2px}
.brand-i{width:28px;height:32px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;padding:0 20px;border-radius:10px;font-weight:700;font-size:17px;text-decoration:none;color:#fff;border:2px solid transparent}
.btn svg{width:22px;height:22px;flex:none}
.btn.wa{background:var(--wa)}
.btn.tel{background:var(--red)}
.btn.sm{min-height:42px;font-size:15px;padding:0 14px}
.btn.sm svg{width:18px;height:18px}
.btn:active{transform:translateY(1px)}
.cta{display:flex;gap:10px;flex-wrap:wrap}
.cta .btn{flex:1 1 150px}

/* hero */
.hero{padding:22px 16px 14px;background:var(--kraft)}
.hero h1{font-size:28px;line-height:1.15;font-weight:800;letter-spacing:-.4px;max-width:20ch}
.lead{margin:8px 0 14px;color:var(--mut);font-size:16px;max-width:46ch}

/* products */
.products{display:grid;gap:14px;padding:16px;background:var(--kraft)}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.art{position:relative;display:flex;align-items:center;justify-content:center;height:190px}
.art svg{width:130px;height:160px}
.art .mini{position:absolute;right:calc(50% - 112px);bottom:14px;width:34px;height:76px}
.art.kraft{background:#E3D1AE}
.art.ember{background:#2A2724}
.body{display:grid;gap:8px;padding:16px}
.body h3{font-size:22px;line-height:1.2}
.body p{color:var(--mut)}
.inc{list-style:none;padding:0;display:grid;gap:4px}
.inc li{padding-left:22px;position:relative;font-weight:600}
.inc li:before{content:"";position:absolute;left:2px;top:.5em;width:10px;height:6px;border-left:3px solid var(--green);border-bottom:3px solid var(--green);transform:rotate(-45deg)}
.body .price{color:var(--red);font-weight:700}
.body .cta{margin-top:4px}

/* sections */
section{padding:34px 16px}
section>h2{font-size:24px;line-height:1.2;margin-bottom:16px;letter-spacing:-.2px}
.products{padding-top:6px}
.band{background:var(--green);color:#fff}
.why{list-style:none;padding:0;display:grid;gap:14px}
.why li{padding-left:14px;border-left:4px solid var(--red);color:#DCE7E0}
.why strong{display:block;color:#fff;font-size:17px}
.steps ol{list-style:none;padding:0;display:grid;gap:12px;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:12px 14px 12px 58px;border:1px solid var(--line);border-radius:12px;color:var(--mut)}
.steps li:before{content:counter(s);position:absolute;left:12px;top:12px;width:34px;height:34px;border-radius:50%;background:var(--red);color:#fff;font-weight:800;display:grid;place-items:center}
.steps strong{display:block;color:var(--ink)}
.info{background:#F8F5EE}
.info h3{font-size:18px;margin:18px 0 6px}
.info p{color:var(--mut);max-width:68ch}
.faq details{border-bottom:1px solid var(--line);padding:2px 0}
.faq summary{cursor:pointer;font-weight:700;padding:14px 26px 14px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:4px;top:10px;font-size:24px;color:var(--red)}
.faq details[open] summary:after{content:"–"}
.faq details p{padding:0 0 14px;color:var(--mut);max-width:68ch}
.final{background:var(--kraft);text-align:center}
.final p{margin:0 auto 16px;color:var(--mut)}
.final .cta{justify-content:center;max-width:480px;margin:0 auto}
footer{padding:22px 16px;background:var(--ink);color:#CFC9BF;font-size:14px;text-align:center}
footer p+p{margin-top:4px}
footer a{color:#fff}

/* sticky contact dock (mobile) */
.dock{position:fixed;left:0;right:0;bottom:0;z-index:30;display:flex;gap:8px;padding:8px 10px calc(8px + env(safe-area-inset-bottom));background:#fff;border-top:1px solid var(--line)}
.dock .btn{flex:1}

/* tablet+ */
@media(min-width:720px){
 body{padding-bottom:0}
 .dock{display:none}
 .top{padding:10px 32px}
 .hero{padding:44px 32px 26px}
 .hero h1{font-size:44px;max-width:22ch}
 .lead{font-size:19px}
 .hero .cta{max-width:460px}
 .products{grid-template-columns:1fr 1fr;padding:12px 32px 44px;gap:22px}
 .art{height:260px}
 .art svg{width:170px;height:210px}
 .art .mini{right:calc(50% - 150px);width:44px;height:96px}
 section{padding:56px 32px}
 section>h2{font-size:32px}
 .why{grid-template-columns:repeat(4,1fr);gap:24px}
 .steps ol{grid-template-columns:repeat(3,1fr)}
 .info,.faq,.steps,.band,.final{padding-left:max(32px,calc((100% - 1000px)/2));padding-right:max(32px,calc((100% - 1000px)/2))}
}
@media(min-width:1100px){
 .products{padding-left:max(32px,calc((100% - 1000px)/2));padding-right:max(32px,calc((100% - 1000px)/2))}
 .hero{padding-left:max(32px,calc((100% - 1000px)/2));padding-right:max(32px,calc((100% - 1000px)/2))}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn:active{transform:none}}