:root{
  --ink:#1c2420; --muted:#5d6b63; --line:#e3e8e4;
  --bg:#fbfcfb; --accent:#2f7d4f; --accent-d:#256340; --card:#fff;
  --maxw:720px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font:17px/1.7 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}

.top{
  display:flex; align-items:center; justify-content:space-between; gap:14px; flex-wrap:wrap;
  padding:13px 20px; border-bottom:1px solid var(--line); background:#fff;
}
.brand{display:inline-flex; align-items:center; gap:10px; color:var(--ink)}
.brand:hover{text-decoration:none}
.brand-mark{border-radius:7px; display:block}
.brand-name{font-weight:800; font-size:20px; letter-spacing:-.02em}
.tagline{color:var(--muted); font-size:14px}
.nav{display:flex; align-items:center; gap:6px}
.nav a{font-size:15px; color:var(--muted); padding:7px 12px; border-radius:9px}
.nav a:hover{color:var(--ink); text-decoration:none}
.nav .nav-cta{background:var(--accent); color:#fff; font-weight:600}
.nav .nav-cta:hover{background:var(--accent-d); color:#fff}

.wrap{max-width:var(--maxw); margin:0 auto; padding:28px 20px 60px}

.post h1, .wrap > h1{font-size:30px; line-height:1.25; margin:.2em 0 .6em; letter-spacing:-.01em}
.post figure{margin:0 0 22px}
.post figure img{width:100%; height:auto; border-radius:14px; display:block}
.body{font-size:17px}
.body h2{font-size:23px; margin:1.6em 0 .5em; line-height:1.3}
.body h3{font-size:19px; margin:1.3em 0 .4em}
.body p{margin:0 0 1.05em}
.body ul,.body ol{margin:0 0 1.1em; padding-left:1.3em}
.body li{margin:.3em 0}
.body img{max-width:100%; height:auto; border-radius:12px; margin:.6em 0}
.body blockquote{margin:1.2em 0; padding:.4em 1em; border-left:3px solid var(--accent); color:var(--muted)}
.crumb{font-size:14px; margin:0 0 4px}
.crumb a{color:var(--accent)}
.meta{color:var(--muted); font-size:14px; margin:-2px 0 18px}

.faq{margin:2.4em 0 1.4em; border-top:1px solid var(--line); padding-top:1.2em}
.faq h2{font-size:22px; margin:0 0 .6em}
.faq details{border-bottom:1px solid var(--line); padding:.7em 0}
.faq summary{cursor:pointer; font-weight:600; list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+"; color:var(--accent); font-weight:700; margin-right:10px}
.faq details[open] summary::before{content:"–"}
.faq details p{margin:.6em 0 0; color:var(--ink)}

.cta{margin:2em 0; text-align:center}
.cta a{
  display:inline-block; background:var(--accent); color:#fff; font-weight:600;
  padding:14px 28px; border-radius:12px; font-size:17px;
}
.cta a:hover{background:var(--accent-d); text-decoration:none}

.sources{margin:2.2em 0 0; font-size:14px; color:var(--muted)}
.sources h2{font-size:16px; margin:0 0 .4em; color:var(--ink)}
.sources ul{margin:0; padding-left:1.2em}

.wrap.list{max-width:1040px}
.grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-top:8px}
@media(max-width:720px){ .grid{grid-template-columns:repeat(2,1fr); gap:14px} }
.card{
  background:var(--card); border:1px solid var(--line); border-radius:14px; overflow:hidden;
  display:flex; flex-direction:column; color:var(--ink);
}
.card:hover{border-color:var(--accent); text-decoration:none}
.card img{width:100%; aspect-ratio:4/3; object-fit:cover; display:block}
.card-body{padding:13px 15px 15px; display:flex; flex-direction:column; gap:7px}
.card-cat{font-size:12px; color:var(--accent); font-weight:600; text-transform:uppercase; letter-spacing:.02em}
.card-t{font-weight:600; line-height:1.35; font-size:16px; color:var(--ink)}
.card-d{font-size:14px; color:var(--muted); line-height:1.45}
.card-m{font-size:13px; color:var(--muted); margin-top:2px}

.cats{display:flex; flex-wrap:wrap; gap:8px; margin:6px 0 22px}
.cats .cat{font-size:14px; padding:7px 14px; border:1px solid var(--line); border-radius:999px; color:var(--muted); background:#fff}
.cats .cat:hover{border-color:var(--accent); color:var(--accent); text-decoration:none}
.cats .cat.on{background:var(--accent); border-color:var(--accent); color:#fff}

.pager{display:flex; flex-wrap:wrap; gap:8px; margin:26px 0 6px; justify-content:center}
.pager .pg{min-width:38px; text-align:center; padding:8px 12px; border:1px solid var(--line); border-radius:10px; color:var(--ink)}
.pager .pg:hover{border-color:var(--accent); text-decoration:none}
.pager .pg.on{background:var(--accent); border-color:var(--accent); color:#fff}

.tryblock{margin:34px 0 6px; padding:26px 20px; text-align:center; background:#f1f6f2; border:1px solid var(--line); border-radius:16px}
.tryblock-t{margin:0 0 14px; font-size:19px; font-weight:600}
.tryblock-b{display:inline-block; background:var(--accent); color:#fff; font-weight:600; padding:13px 26px; border-radius:12px}
.tryblock-b:hover{background:var(--accent-d); text-decoration:none}

.foot-cols{display:flex; flex-wrap:wrap; gap:30px; margin-bottom:18px}
.foot-c{display:flex; flex-direction:column; gap:6px; font-size:14px}
.foot-c b{color:var(--ink); margin-bottom:2px}
.foot-c a{color:var(--muted)}
.foot-c a:hover{color:var(--accent)}
.foot-tag{color:var(--muted); max-width:280px}
.foot-copy{font-size:13px; color:var(--muted); border-top:1px solid var(--line); padding-top:14px}

.toc{margin:6px 0 22px; padding:14px 18px; background:#f6f8f6; border:1px solid var(--line); border-radius:12px}
.toc-h{display:block; font-weight:700; font-size:15px; margin-bottom:8px}
.toc ol{margin:0; padding-left:1.2em}
.toc li{margin:.3em 0}
.toc a{color:var(--accent)}
.related{margin:36px 0 0; padding-top:18px; border-top:1px solid var(--line)}
.related > h2{font-size:21px; margin:0 0 14px}
.author{display:flex; gap:14px; align-items:flex-start; margin:30px 0 0; padding:16px 18px; background:#f6f8f6; border:1px solid var(--line); border-radius:14px}
.author-av{flex:0 0 auto; width:44px; height:44px; border-radius:50%; background:var(--accent); color:#fff; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:20px}
.author-n{display:block; font-weight:700; margin-bottom:3px}
.author-b{display:block; font-size:14px; color:var(--muted); line-height:1.5}

.foot{
  max-width:var(--maxw); margin:0 auto; padding:24px 20px 40px;
  color:var(--muted); font-size:14px; border-top:1px solid var(--line);
}

@media(max-width:560px){
  .post h1,.wrap > h1{font-size:25px}
  .body h2{font-size:21px}
  .wrap{padding:20px 16px 48px}
}