:root{
  --emerald:#006B4F;
  --emerald-dark:#17352D;
  --teal:#19A7A0;
  --lime:#A8C943;
  --mint:#F4F9F6;
  --ink:#17352D;
  --muted:#5b7a70;
  --line:#dbe9e2;
  --radius:18px;
  --shadow:0 12px 30px rgba(0,107,79,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--ink);font-family:Tahoma,"Segoe UI",Arial,sans-serif;line-height:1.8;font-size:16px}
html[lang=en] body{font-family:"Segoe UI",Arial,Helvetica,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:var(--emerald)}
h1,h2,h3{line-height:1.35;color:var(--emerald-dark);margin:0 0 .5em}
h1{font-size:clamp(1.6rem,3.4vw,2.6rem)}
h2{font-size:clamp(1.25rem,2.2vw,1.7rem)}
h3{font-size:1.05rem}
main{max-width:1180px;margin:0 auto;padding:22px 20px 70px}
section{margin:38px 0}
.lead{font-size:1.06rem;color:var(--muted)}

/* header */
.site-head{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60}
.bar{max-width:1180px;margin:auto;padding:10px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.brand img{height:52px;width:auto}
.panel{display:flex;align-items:center;gap:14px;flex-wrap:wrap;flex:1}
.mainnav,.secnav,.langs{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.mainnav a{color:var(--emerald-dark);text-decoration:none;padding:7px 11px;border-radius:999px;font-weight:700;font-size:.94rem}
.mainnav a:hover{background:var(--mint);color:var(--emerald)}
.secnav{display:none}
.langs{margin-inline-start:auto}
.langs a{text-decoration:none;color:var(--teal);border:1px solid var(--line);border-radius:999px;padding:4px 10px;font-size:.85rem}
.langs-title{display:none}
.burger{display:none;flex-direction:column;justify-content:space-between;width:44px;height:38px;padding:9px;background:var(--mint);border:1px solid var(--line);border-radius:12px;cursor:pointer}
.burger span{display:block;height:3px;background:var(--emerald);border-radius:3px}

/* hero */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;background:linear-gradient(135deg,var(--mint),#fff);border:1px solid var(--line);border-radius:26px;padding:28px;margin-top:8px}
.hero h1{font-size:clamp(1.9rem,4.4vw,3.1rem)}
.hero-img{border-radius:20px;box-shadow:var(--shadow)}
.tag{display:inline-block;background:var(--emerald);color:#fff;border-radius:999px;padding:5px 14px;font-weight:700;font-size:.85rem}
.search{display:flex;gap:8px;margin:18px 0 14px;flex-wrap:wrap}
.search input{flex:1;min-width:220px;padding:12px 14px;border:1px solid var(--line);border-radius:14px;font:inherit;background:#fff}
.search button,.btn,.waform button{background:var(--emerald);color:#fff;border:0;border-radius:14px;padding:12px 20px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block}
.btn.ghost{background:#fff;color:var(--emerald);border:1.5px solid var(--emerald)}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}
.shead{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.shead a{font-weight:800;text-decoration:none}

/* cards */
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;transition:.18s}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--teal)}
.card img{aspect-ratio:1/1;object-fit:contain;padding:10px;background:var(--mint)}
.card .ph{aspect-ratio:1/1;display:grid;place-content:center;background:linear-gradient(140deg,var(--mint),#e6f3ee);color:var(--emerald);font-weight:900;letter-spacing:.12em}
.cbody{padding:14px 16px}
.cbody p{margin:.3em 0 0;color:var(--muted);font-size:.9rem}
.badge{display:inline-block;background:var(--mint);color:var(--teal);border-radius:999px;padding:2px 10px;font-size:.75rem;font-weight:700;margin-bottom:6px}
.card.row img{display:none}
.feat{background:var(--mint);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.feat p{margin:.3em 0 0;color:var(--muted);font-size:.92rem}
.pills{display:flex;gap:9px;flex-wrap:wrap}
.pill-link{background:var(--mint);border:1px solid var(--line);color:var(--emerald-dark);border-radius:999px;padding:8px 14px;text-decoration:none;font-weight:700;font-size:.92rem}
.pill-link:hover{background:var(--teal);color:#fff;border-color:var(--teal)}
.band{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;background:var(--mint);border-radius:24px;padding:26px}
.band.small{grid-template-columns:1fr}
.band img{border-radius:18px}
.crumb{font-size:.88rem;color:var(--muted);margin:4px 0 18px}
.crumb a{text-decoration:none}
.note{background:#fffdf1;border:1px solid var(--lime);border-inline-start:6px solid var(--lime);border-radius:14px;padding:14px 16px;margin:22px 0;font-size:.95rem}
.analysis{direction:ltr;text-align:left;background:var(--mint);border-radius:12px;padding:10px 12px;font-family:Arial,sans-serif}
details{background:var(--mint);border-radius:14px;padding:12px 16px;margin:9px 0}
summary{cursor:pointer;font-weight:700}
ol.stages{list-style:none;padding:0;counter-reset:s}
ol.stages li{background:var(--mint);border-radius:14px;padding:14px 16px;margin:10px 0}
ol.stages li b{display:block;color:var(--emerald)}
.product .phero{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:center;background:var(--mint);border-radius:24px;padding:22px}
.product .phero img{border-radius:18px;background:#fff;object-fit:contain;max-height:420px;margin:auto}
.cert{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.cert img{aspect-ratio:3/4;object-fit:cover}
.cert figcaption{padding:10px 14px;font-size:.85rem;color:var(--muted)}
.waform{display:grid;gap:12px;max-width:620px}
.waform label{display:grid;gap:6px;font-weight:700;font-size:.93rem}
.waform input,.waform textarea{padding:11px 13px;border:1px solid var(--line);border-radius:12px;font:inherit;background:#fff}
.hint{color:var(--muted);font-size:.88rem}
.searchbox input{width:100%;max-width:420px;padding:11px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;margin-bottom:16px}
article section p{margin:.4em 0}
aside{background:var(--mint);border-radius:14px;padding:14px 16px;margin:16px 0}

/* footer */
.site-foot{background:var(--emerald-dark);color:#e8f3ee;padding:36px 20px 22px;margin-top:40px}
.foot-grid{max-width:1180px;margin:auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.site-foot strong{display:block;color:#fff;margin-bottom:10px;font-size:1.05rem}
.site-foot p{color:#cfe4db;font-size:.92rem}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:10px}
.chips a,.ext{color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.35);border-radius:10px;padding:6px 10px;font-size:.86rem}
.chips a:hover{background:var(--teal);border-color:var(--teal)}
.copy{max-width:1180px;margin:22px auto 0;border-top:1px solid rgba(255,255,255,.18);padding-top:14px;font-size:.85rem}
.mobile-bar{display:none}

@media(max-width:960px){
  .g4{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero,.band,.product .phero{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .burger{display:flex}
  .panel{display:none;width:100%;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;margin-top:8px}
  .panel.open{display:flex}
  .mainnav,.secnav,.langs{flex-direction:column;align-items:stretch}
  .secnav{display:flex;border-top:1px solid var(--line);margin-top:10px;padding-top:10px}
  .secnav a{color:var(--muted);text-decoration:none;padding:8px 11px;font-size:.92rem}
  .langs{margin:10px 0 0;border-top:1px solid var(--line);padding-top:10px}
  .langs-title{display:block;color:var(--muted);font-size:.86rem;font-weight:700}
  .langs a{text-align:center;padding:9px}
  .g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  body{padding-bottom:64px}
  .mobile-bar{position:fixed;inset-inline:0;bottom:0;z-index:70;display:grid;grid-template-columns:repeat(3,1fr);gap:7px;padding:8px;background:#fff;box-shadow:0 -6px 20px rgba(0,107,79,.16)}
  .mobile-bar a{text-align:center;text-decoration:none;color:#fff;background:var(--emerald);border-radius:12px;padding:10px 4px;font-weight:700;font-size:.92rem}
  .mobile-bar a:first-child{background:#1eb355}
  .mobile-bar a:last-child{background:var(--teal)}
}
@media(max-width:520px){
  .g3,.g4,.foot-grid{grid-template-columns:1fr}
}