:root{
  --green:#2E7D32;
  --green-dk:#1B5E20;
  --green-lt:#E8F3E9;
  --ink:#1c2421;
  --muted:#5a6b61;
  --line:#e2e8e3;
  --bg:#ffffff;
  --radius:14px;
  --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* Header */
header.site{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .z{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--green);color:#fff;font-weight:900;font-size:20px}
.brand small{font-weight:600;color:var(--muted);font-size:13px}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{color:var(--ink);font-weight:600;font-size:15px}
.nav-links a:hover{color:var(--green);text-decoration:none}
.menu-btn{display:none;background:none;border:0;font-size:26px;cursor:pointer;color:var(--ink)}
@media(max-width:760px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;
    padding:10px 20px 18px;border-bottom:1px solid var(--line);gap:6px}
  .nav-links.open{display:flex}
  .nav-links a{padding:10px 0;border-bottom:1px solid var(--line)}
  .menu-btn{display:block}
}

/* Hero */
.hero{background:linear-gradient(160deg,var(--green-dk),var(--green));color:#fff;padding:64px 0}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 12px}
.hero p{font-size:19px;opacity:.95;max-width:620px;margin:0 0 26px}
.search{display:flex;max-width:520px;background:#fff;border-radius:999px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.15)}
.search input{flex:1;border:0;padding:15px 20px;font-size:16px;outline:none}
.search button{border:0;background:var(--green-dk);color:#fff;padding:0 24px;font-weight:700;cursor:pointer}
@media(max-width:760px){.hero h1{font-size:30px}.hero{padding:46px 0}}

/* Path cards */
.section{padding:54px 0}
.section h2{font-size:28px;margin:0 0 6px}
.section .lead{color:var(--muted);margin:0 0 30px;font-size:17px}
.grid{display:grid;gap:20px}
.grid.two{grid-template-columns:1fr 1fr}
.grid.three{grid-template-columns:repeat(3,1fr)}
@media(max-width:820px){.grid.two,.grid.three{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:#fff;transition:.15s;display:block}
.card:hover{border-color:var(--green);box-shadow:0 10px 28px rgba(46,125,50,.10);text-decoration:none;transform:translateY(-2px)}
.card .ic{width:46px;height:46px;border-radius:12px;background:var(--green-lt);color:var(--green);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px}
.card h3{margin:0 0 6px;font-size:20px;color:var(--ink)}
.card p{margin:0;color:var(--muted);font-size:15px}
.path{border-top:5px solid var(--green)}

/* Article */
.article{padding:46px 0;max-width:780px}
.breadcrumb{color:var(--muted);font-size:14px;margin-bottom:18px}
.article h1{font-size:34px;margin:0 0 8px}
.article h2{font-size:23px;margin:38px 0 10px;padding-top:6px}
.article h3{font-size:18px;margin:24px 0 6px}
.article p,.article li{font-size:16.5px;color:#26302b}
.article ol,.article ul{padding-left:22px}
.article li{margin:7px 0}
.step{background:var(--green-lt);border-radius:12px;padding:6px 14px;display:inline-block;font-weight:700;color:var(--green-dk);font-size:14px;margin-bottom:6px}
.note{background:#fff8e6;border:1px solid #f3e2ad;border-radius:12px;padding:14px 16px;margin:18px 0;font-size:15.5px}
.tip{background:var(--green-lt);border:1px solid #cfe6d2;border-radius:12px;padding:14px 16px;margin:18px 0;font-size:15.5px}
.toc{border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin:0 0 28px;background:#fafdfb}
.toc strong{display:block;margin-bottom:8px}
.toc a{display:block;padding:4px 0;font-size:15px}

/* FAQ */
details.faq{border:1px solid var(--line);border-radius:12px;padding:0 18px;margin:12px 0;background:#fff}
details.faq summary{cursor:pointer;font-weight:700;padding:16px 0;font-size:17px;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";float:right;color:var(--green);font-size:22px;line-height:1}
details.faq[open] summary::after{content:"–"}
details.faq p{margin:0 0 16px;color:#33403a}

/* Form */
.form{border:1px solid var(--line);border-radius:var(--radius);padding:26px;max-width:620px}
.form label{display:block;font-weight:700;margin:16px 0 6px;font-size:15px}
.form input,.form select,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font-size:16px;font-family:inherit}
.form textarea{min-height:120px;resize:vertical}
.btn{display:inline-block;background:var(--green);color:#fff;border:0;padding:14px 26px;border-radius:999px;font-weight:700;font-size:16px;cursor:pointer;margin-top:20px}
.btn:hover{background:var(--green-dk);text-decoration:none}
.btn.ghost{background:#fff;color:var(--green);border:2px solid var(--green)}

/* CTA + footer */
.cta{background:var(--green-lt);border-radius:18px;padding:36px;text-align:center;margin:10px 0}
.cta h2{margin:0 0 8px}
.cta p{color:var(--muted);margin:0 0 18px}
footer.site{border-top:1px solid var(--line);padding:40px 0;color:var(--muted);font-size:14px;margin-top:30px}
.foot-grid{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between}
.foot-grid h4{color:var(--ink);font-size:15px;margin:0 0 10px}
.foot-grid a{display:block;color:var(--muted);padding:3px 0}
.foot-grid a:hover{color:var(--green)}
.copyright{margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}