:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP",sans-serif;color:#304838;background:#f8f7ef}*{box-sizing:border-box}body{margin:0}a{color:#426f3c;text-underline-offset:4px}a:focus-visible{outline:3px solid #6d965f;outline-offset:4px}header{max-width:1080px;margin:auto;padding:22px 28px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand-logo{display:inline-flex;align-items:center;text-decoration:none}.brand-logo img{display:block;width:auto;height:58px;max-width:220px}.page-nav{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px 18px}.page-nav a{font-size:14px;text-decoration:none}main{max-width:900px;margin:auto;padding:28px 28px 64px}.breadcrumb{font-size:13px;color:#687565;margin-bottom:26px}.breadcrumb a{text-decoration:none}.hero{text-align:center;max-width:760px;margin:0 auto 36px}.eyebrow{font-size:13px;letter-spacing:.12em;color:#668158;font-weight:700}.hero h1{font-size:clamp(28px,4vw,42px);line-height:1.5;letter-spacing:.02em;margin:14px 0 18px}.lead{font-size:17px;line-height:2;color:#586656;margin:0}.hero-image{margin:30px 0 42px}.hero-image img{display:block;width:100%;height:auto;max-height:470px;object-fit:cover;border-radius:26px}.hero-image figcaption{text-align:right;font-size:11px;color:#768071;margin-top:8px}.article-body{font-size:16px;line-height:2}.article-image{margin:22px 0 26px}.article-image img{display:block;width:100%;height:auto;border-radius:18px}.article-image figcaption{text-align:right;font-size:11px;color:#768071;margin-top:8px}.article-body section{background:#fffefa;border:1px solid #e3e7d7;border-radius:22px;padding:30px 32px;margin:24px 0}.article-body h2{font-size:24px;line-height:1.65;margin:0 0 14px}.article-body h3{font-size:18px;line-height:1.7;margin:22px 0 8px}.article-body p{margin:10px 0}.steps{counter-reset:step;list-style:none;padding:0;margin:18px 0}.steps li{counter-increment:step;padding:14px 0 14px 48px;position:relative;border-bottom:1px solid #edf0e6}.steps li:last-child{border-bottom:0}.steps li::before{content:counter(step);position:absolute;left:0;top:15px;width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:#e8efe0;color:#4b6c40;font-weight:800}.note{background:#f0f3e8;border-left:4px solid #9ab486;border-radius:0 12px 12px 0;padding:15px 18px;margin:18px 0;font-size:14px}.feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:0;list-style:none}.feature-list li{background:#f1f4ea;border-radius:12px;padding:14px 16px}.related{background:#edf1e4;border-radius:22px;padding:26px 30px;margin:28px 0}.related h2{font-size:20px;margin:0 0 12px}.related ul{margin:0;padding-left:20px}.related li{margin:8px 0}.faq{margin:38px 0}.faq h2{font-size:26px}.faq details{background:#fffefa;border:1px solid #dfe4d4;border-radius:14px;margin:12px 0;padding:0 20px}.faq summary{cursor:pointer;font-weight:700;padding:18px 30px 18px 0;line-height:1.6}.faq details p{padding:0 0 18px;margin:0;line-height:1.85}.about-box{border-top:1px solid #dfe4d4;border-bottom:1px solid #dfe4d4;padding:24px 6px;margin:36px 0}.about-box h2{font-size:19px;margin:0 0 8px}.about-box p{font-size:14px;line-height:1.9;margin:0}.cta{text-align:center;background:#e8efe0;border-radius:24px;padding:34px 24px;margin:38px 0}.cta h2{font-size:25px;margin:0 0 10px}.cta p{margin:8px 0;line-height:1.8}.cta .small{font-size:13px;color:#62715e}.cta-button{display:inline-block;background:#4a773e;color:#fff;text-decoration:none;font-weight:750;border-radius:12px;padding:15px 34px;margin-top:12px;min-width:210px}.site-links{text-align:center;font-size:14px;line-height:2}.site-links a{margin:0 8px}footer{text-align:center;font-size:12px;color:#788273;padding:20px 18px 34px}.legal-links{margin-top:12px;display:flex;justify-content:center;flex-wrap:wrap;gap:8px 16px}.legal-links a{font-size:11px;color:#6d7868}
@media(max-width:640px){header{padding:18px 16px;align-items:flex-start}.brand-logo img{height:44px;max-width:168px}.page-nav{gap:7px 12px}.page-nav a{font-size:12px}main{padding:18px 15px 44px}.breadcrumb{margin-bottom:20px}.hero h1{font-size:28px}.lead{font-size:15px}.hero-image{margin:24px 0 30px}.hero-image img{border-radius:18px}.article-body{font-size:15px}.article-body section{padding:22px 19px;border-radius:18px}.article-body h2{font-size:21px}.feature-list{grid-template-columns:1fr}.related{padding:22px 20px}.faq h2{font-size:23px}.faq details{padding:0 16px}.cta{padding:28px 18px}.cta-button{width:100%}.site-links a{display:inline-block;margin:3px 7px}}