:root{
  --green:#1d7a43;--green-d:#0f5132;--green-soft:#e8f0ea;
  --ink:#16201a;--muted:#5f6b60;--paper:#f6f7f4;--card:#fff;--line:#e4e7e1;
  --wrap:1000px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Manrope',system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}

/* header */
header{position:sticky;top:0;z-index:20;background:rgba(246,247,244,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:inline-flex;align-items:center;gap:9px;font-family:'Onest',sans-serif;font-weight:800;font-size:20px;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo span{color:var(--green)}
.logo .mark{width:32px;height:32px;border-radius:8px;background:var(--green);display:inline-flex;align-items:center;justify-content:center}
.logo .mark svg{width:18px;height:18px}
.nav-links{display:flex;gap:22px;font-weight:600;font-size:15px}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--green);text-decoration:none}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:10px;font-weight:700;font-size:15px;cursor:pointer;border:none;transition:.2s}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-d);text-decoration:none}
.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--green);text-decoration:none}
.btn svg{width:18px;height:18px}
@media(max-width:720px){.nav-links{display:none}}

/* breadcrumbs */
.crumbs{font-size:13.5px;color:var(--muted);padding:20px 0 0}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--green)}
.crumbs span{margin:0 7px;opacity:.5}

/* hub / index */
.hub-head{padding:26px 0 6px}
.eyebrow{font-family:'Onest',sans-serif;text-transform:uppercase;letter-spacing:.09em;font-size:12.5px;font-weight:700;color:var(--green)}
h1{font-family:'Onest',sans-serif;font-weight:800;line-height:1.15;font-size:clamp(30px,5vw,46px);margin:10px 0 14px;letter-spacing:-.01em}
.lead{font-size:19px;color:var(--muted);max-width:640px}
.art-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;padding:34px 0 10px}
.acard{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;transition:.22s}
.acard:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(15,81,50,.09);text-decoration:none;border-color:#d4ddd2}
.acard .tag{font-size:12px;font-weight:700;color:var(--green);background:var(--green-soft);align-self:flex-start;padding:5px 11px;border-radius:8px;text-transform:uppercase;letter-spacing:.04em}
.acard h2{font-family:'Onest',sans-serif;font-size:20px;font-weight:700;color:var(--ink);margin:14px 0 8px;line-height:1.25}
.acard p{color:var(--muted);font-size:15px;flex:1}
.acard .more{margin-top:14px;font-weight:700;color:var(--green);font-size:15px;display:inline-flex;align-items:center;gap:6px}

/* article */
.article{max-width:760px;margin:0 auto;padding:6px 20px 20px}
.article .meta{font-size:14px;color:var(--muted);margin:6px 0 26px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.article .meta .chip{background:var(--green-soft);color:var(--green);font-weight:700;padding:4px 11px;border-radius:7px;font-size:12.5px}
.article h2{font-family:'Onest',sans-serif;font-size:26px;font-weight:800;margin:38px 0 14px;letter-spacing:-.01em;line-height:1.2}
.article h3{font-family:'Onest',sans-serif;font-size:20px;font-weight:700;margin:26px 0 10px}
.article p{margin:0 0 16px}
.article ul,.article ol{margin:0 0 18px;padding-left:22px}
.article li{margin-bottom:8px}
.article b,.article strong{color:var(--ink)}
.article img{max-width:100%;border-radius:14px;margin:10px 0 22px}
.note{background:var(--green-soft);border-left:4px solid var(--green);border-radius:0 12px 12px 0;padding:16px 20px;margin:24px 0;font-size:16px}
.tbl-wrap{overflow-x:auto;margin:22px 0}
table.data{width:100%;border-collapse:collapse;font-size:15.5px;min-width:460px}
table.data th{background:var(--green);color:#fff;text-align:left;padding:12px 14px;font-weight:700}
table.data td{padding:11px 14px;border-bottom:1px solid var(--line)}
table.data tr:nth-child(even) td{background:#fbfcfa}
.faq{margin:26px 0}
.faq details{border:1px solid var(--line);border-radius:12px;padding:4px 18px;margin-bottom:12px;background:#fff}
.faq summary{cursor:pointer;font-weight:700;font-family:'Onest',sans-serif;padding:14px 0;list-style:none;position:relative;padding-right:28px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:2px;top:12px;font-size:22px;color:var(--green);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 14px;color:var(--muted)}

/* CTA block */
.cta-box{background:linear-gradient(135deg,var(--green),var(--green-d));color:#fff;border-radius:20px;padding:34px 30px;margin:40px 0 10px;text-align:center}
.cta-box h3{font-family:'Onest',sans-serif;font-size:24px;font-weight:800;margin-bottom:8px;color:#fff}
.cta-box p{color:rgba(255,255,255,.85);margin-bottom:20px}
.cta-box .btn-primary{background:#fff;color:var(--green-d)}
.cta-box .btn-primary:hover{background:#eef3ee}
.related{margin:44px 0 10px}
.related h3{font-family:'Onest',sans-serif;font-size:20px;margin-bottom:14px}
.related a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-weight:600}
.related a:hover{text-decoration:none;color:var(--green-d)}

/* footer */
footer{background:#12201a;color:#c3ccc4;margin-top:56px;padding:40px 0}
footer a{color:#c3ccc4}
footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
footer .logo{color:#fff;margin-bottom:10px}
footer .logo span{color:#5fd08a}
.foot-h{color:#fff;font-weight:700;margin-bottom:10px;font-family:'Onest',sans-serif}
.foot-req{color:#7d897f;font-size:13px;margin-top:12px}
@media(max-width:720px){.foot-grid{grid-template-columns:1fr;gap:22px}body{font-size:16px}}