:root{--ink:#1c1b22;--indigo:#4f46e5;--muted:#6b7280;--bg:#fdf9f0}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,'Segoe UI',Roboto,'Noto Sans JP',sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
main{max-width:760px;margin:0 auto;padding:48px 20px 80px}
h1{font-size:2rem;margin-bottom:.4rem}
h2{font-size:1.25rem;margin:2rem 0 .6rem;color:var(--indigo)}
p,li{margin-bottom:.6rem;color:#333}
ul{padding-left:1.3rem}
a{color:var(--indigo)}
.kicker{color:var(--indigo);font-weight:700;letter-spacing:.05em}
.muted{color:var(--muted);font-size:.9rem}
nav{padding:18px 20px;display:flex;gap:18px;max-width:760px;margin:0 auto}
nav a{text-decoration:none;font-weight:600}
footer{max-width:760px;margin:0 auto;padding:24px 20px;color:var(--muted);font-size:.85rem;border-top:1px solid #e5e1d8}
.hero{padding:70px 20px 30px;text-align:center}
.hero h1{font-size:2.6rem}
.hero .jp{font-size:3.2rem;color:var(--indigo);font-weight:800}
.badges{display:flex;gap:12px;justify-content:center;margin-top:24px;flex-wrap:wrap}
.badge{background:#fff;border:1px solid #e5e1d8;border-radius:14px;padding:10px 18px;font-weight:600}