:root{--bg:#f7f5ef;--card:#fff;--ink:#1f2a1f;--muted:#5c6b5c;--line:#e2ded2;--brand:#2f6b3a;--brand2:#3f8a4c;--gold:#c8962e}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}
a{color:var(--brand)}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
header{background:#fff;border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{font-weight:800;text-decoration:none;color:var(--ink);letter-spacing:-.02em}
.logo span{color:var(--brand)}
nav ul{display:flex;gap:20px;list-style:none}
nav ul a{color:var(--muted);text-decoration:none;font-size:.93rem}
.topnote{background:#fff8e6;border-bottom:1px solid #f0e2b8;font-size:.82rem;color:#6b5a2e;text-align:center;padding:7px 12px}
.btn{display:inline-block;background:var(--brand);color:#fff;font-weight:700;padding:15px 30px;border-radius:10px;text-decoration:none;font-size:1.05rem;transition:background .15s}
.btn:hover{background:var(--brand2)}
.hero{padding:70px 0 50px;text-align:center}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.1;letter-spacing:-.03em;margin-bottom:16px}
.hero h1 em{color:var(--brand);font-style:normal}
.hero p{color:var(--muted);font-size:1.15rem;max-width:620px;margin:0 auto 28px}
.note{font-size:.85rem;color:var(--muted);margin-top:12px}
section{padding:50px 0}
h2{font-size:1.8rem;letter-spacing:-.02em;margin-bottom:10px}
.sub{color:var(--muted);margin-bottom:28px;max-width:640px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{margin-bottom:6px}
.card p{color:var(--muted);font-size:.96rem}
.steps .card{position:relative;padding-top:30px}
.steps .n{position:absolute;top:-16px;left:22px;width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.req{background:#fff;border:2px solid var(--brand);border-radius:14px;padding:26px}
.req h3{color:var(--brand);margin-bottom:10px}
.req li{margin:8px 0 8px 20px;color:var(--ink)}
.quiz{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:28px;max-width:600px;margin:0 auto}
.quiz h3{margin-bottom:6px}
.quiz p.q{font-weight:600;margin:18px 0 10px}
.opt{display:block;width:100%;text-align:left;background:var(--bg);border:1px solid var(--line);border-radius:9px;padding:12px 14px;margin-bottom:8px;cursor:pointer;font-size:1rem;color:var(--ink)}
.opt:hover{border-color:var(--brand)}
.quiz .done{text-align:center;display:none}
.quiz .done p{color:var(--muted);margin-bottom:16px}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600}
details p{color:var(--muted);margin-top:8px}
.disc{background:#fff;border-top:1px solid var(--line);padding:22px 0;font-size:.86rem;color:var(--muted)}
footer{padding:30px 0;color:var(--muted);font-size:.88rem;border-top:1px solid var(--line)}
footer a{color:var(--muted);margin-right:14px;text-decoration:none}
article{max-width:720px;margin:0 auto;padding:50px 0}
article h1{font-size:2.2rem;letter-spacing:-.03em;margin-bottom:8px}
article h2{font-size:1.4rem;margin:30px 0 8px}
article p,article li{color:#3b473b;margin-bottom:12px;font-size:1.04rem}
article ul,article ol{padding-left:22px}
.cta{background:#fff;border:1px solid var(--line);border-radius:16px;padding:44px 24px;text-align:center}
.cta p{color:var(--muted);margin:8px 0 22px}
@media(max-width:700px){nav ul{display:none}.hero{padding:46px 0 36px}}