body{font-family:'Noto Sans CJK JP','Noto Sans JP',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;margin:0;background:#fff;color:#111;line-height:1.8}
.wrap{max-width:920px;margin:0 auto;padding:16px}
h1{font-size:1.7rem} h2{font-size:1.25rem;margin-top:1.4em}
a{color:#0b57d0}.card{border:1px solid #e5e7eb;border-radius:12px;padding:14px;margin:10px 0;background:#fff}
.meta{font-size:.9rem;color:#555}.btns a{display:inline-block;margin-right:8px;margin-top:8px;padding:6px 10px;border:1px solid #cbd5e1;border-radius:8px;text-decoration:none}
.hero{border:1px solid #bfdbfe;background:#eff6ff;border-radius:12px;padding:14px;margin:10px 0}
img{max-width:100%}
@media (max-width:640px){body{font-size:18px}.wrap{padding:14px}h1{font-size:1.4rem}}