:root{--gold: #b8960c;--gold-light: #d4af37;--gold-pale: #f5efe0;--black: #1a1a1a;--gray: #6b6b6b;--border: #e8e0d0}[data-astro-cid-bvzihdzo]{box-sizing:border-box}body{font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Hiragino Sans,sans-serif;font-size:16px;line-height:1.9;color:var(--black);margin:0;padding:0;background:#fafaf8}header[data-astro-cid-bvzihdzo]{background:#fff;border-bottom:1px solid var(--border);padding:0 24px}.header-inner[data-astro-cid-bvzihdzo]{max-width:900px;margin:0 auto;display:flex;align-items:center;height:64px}.site-logo[data-astro-cid-bvzihdzo]{text-decoration:none;display:flex;flex-direction:column;gap:1px}.site-logo[data-astro-cid-bvzihdzo] .logo-main[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:18px;font-weight:600;color:var(--black);letter-spacing:.08em}.site-logo[data-astro-cid-bvzihdzo] .logo-sub[data-astro-cid-bvzihdzo]{font-size:9px;color:var(--gold);letter-spacing:.2em;text-transform:uppercase}.gold-line[data-astro-cid-bvzihdzo]{height:2px;background:linear-gradient(90deg,var(--gold) 0%,var(--gold-light) 50%,var(--gold) 100%)}.container[data-astro-cid-bvzihdzo]{max-width:860px;margin:0 auto;padding:48px 24px 80px}.post-header[data-astro-cid-bvzihdzo]{margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid var(--border)}.post-category[data-astro-cid-bvzihdzo]{display:inline-block;font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--gold);border:1px solid var(--gold);padding:3px 10px;margin-bottom:16px;text-decoration:none}.post-title[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:26px;font-weight:600;line-height:1.6;margin:0 0 16px;color:var(--black);letter-spacing:.02em}.post-date[data-astro-cid-bvzihdzo]{color:var(--gray);font-size:12px;letter-spacing:.1em}.summary-box[data-astro-cid-bvzihdzo]{background:var(--gold-pale);border:1px solid var(--border);border-left:3px solid var(--gold);padding:20px 24px;margin:0 0 36px}.summary-box[data-astro-cid-bvzihdzo] .summary-head[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:14px;font-weight:600;color:var(--gold);letter-spacing:.1em;margin:0 0 10px}.summary-box[data-astro-cid-bvzihdzo] p[data-astro-cid-bvzihdzo]{margin:0 0 10px;font-size:15px}.summary-box[data-astro-cid-bvzihdzo] ul[data-astro-cid-bvzihdzo]{margin:0;padding-left:1.3em}.summary-box[data-astro-cid-bvzihdzo] li[data-astro-cid-bvzihdzo]{margin-bottom:6px;font-size:14px}.toc[data-astro-cid-bvzihdzo]{border:1px solid var(--border);background:#fff;padding:18px 22px;margin:0 0 36px}.toc-head[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:13px;font-weight:600;letter-spacing:.1em;color:var(--black);margin:0 0 10px}.toc[data-astro-cid-bvzihdzo] ol[data-astro-cid-bvzihdzo]{margin:0;padding-left:1.4em}.toc[data-astro-cid-bvzihdzo] li[data-astro-cid-bvzihdzo]{margin-bottom:6px;font-size:13px;line-height:1.6}.toc[data-astro-cid-bvzihdzo] a[data-astro-cid-bvzihdzo]{color:var(--gray);text-decoration:none}.toc[data-astro-cid-bvzihdzo] a[data-astro-cid-bvzihdzo]:hover{color:var(--gold)}.toc[data-astro-cid-bvzihdzo] .toc-h3[data-astro-cid-bvzihdzo]{padding-left:1em;list-style:circle}.ad-slot[data-astro-cid-bvzihdzo]{margin:36px 0;text-align:center;min-height:1px}.ad-slot[data-astro-cid-bvzihdzo] .ad-label[data-astro-cid-bvzihdzo]{display:block;font-size:10px;color:#bbb;letter-spacing:.2em;margin-bottom:4px;text-align:center}.post-thumbnail[data-astro-cid-bvzihdzo]{width:100%;max-height:420px;object-fit:cover;margin-bottom:40px;display:block}.post-body[data-astro-cid-bvzihdzo]{line-height:1.95}.post-body[data-astro-cid-bvzihdzo] h2{font-family:"Noto Serif JP",serif;font-size:20px;font-weight:600;margin:52px 0 20px;color:var(--black);padding-bottom:12px;border-bottom:1px solid var(--border);position:relative;letter-spacing:.03em;scroll-margin-top:20px}.post-body[data-astro-cid-bvzihdzo] h2:after{content:"";position:absolute;bottom:-1px;left:0;width:48px;height:2px;background:var(--gold)}.post-body[data-astro-cid-bvzihdzo] h3{font-size:17px;font-weight:700;margin:36px 0 14px;color:var(--black);padding-left:14px;border-left:3px solid var(--gold);letter-spacing:.02em;scroll-margin-top:20px}.post-body[data-astro-cid-bvzihdzo] h4{font-size:15px;font-weight:700;margin:24px 0 10px;color:var(--black)}.post-body[data-astro-cid-bvzihdzo] p{margin:0 0 20px;color:#2a2a2a}.post-body[data-astro-cid-bvzihdzo] img{max-width:100%;height:auto;display:block;margin:8px auto}.post-body[data-astro-cid-bvzihdzo] a{color:var(--gold);text-decoration:underline;text-underline-offset:3px}.post-body[data-astro-cid-bvzihdzo] ul,.post-body[data-astro-cid-bvzihdzo] ol{padding-left:1.6em;margin:0 0 20px}.post-body[data-astro-cid-bvzihdzo] li{margin-bottom:6px}.post-body[data-astro-cid-bvzihdzo] .amazon-btn{display:flex;align-items:center;justify-content:center;gap:10px;background:#f90;color:#1a1a1a!important;text-decoration:none!important;padding:14px 18px;border-radius:8px;font-weight:700;margin:20px 0;box-shadow:0 2px 6px #0000001f}.post-body[data-astro-cid-bvzihdzo] .amazon-btn:hover{filter:brightness(1.05)}.post-body[data-astro-cid-bvzihdzo] .table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:24px 0}.post-body[data-astro-cid-bvzihdzo] table{width:100%;border-collapse:collapse;margin:0;font-size:14px;min-width:max-content}.post-body[data-astro-cid-bvzihdzo] table th{background:var(--gold-pale);color:var(--black);font-weight:700;padding:12px 14px;border:1px solid var(--border);text-align:left}.post-body[data-astro-cid-bvzihdzo] table td{padding:11px 14px;border:1px solid var(--border);vertical-align:top}.post-body[data-astro-cid-bvzihdzo] table tr:nth-child(2n) td{background:#fdfcf9}.faq[data-astro-cid-bvzihdzo]{margin-top:56px;padding-top:40px;border-top:1px solid var(--border)}.faq-head[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:18px;font-weight:600;margin:0 0 20px;color:var(--black);letter-spacing:.05em}.faq-item[data-astro-cid-bvzihdzo]{margin-bottom:18px}.faq-q[data-astro-cid-bvzihdzo]{font-weight:700;color:var(--black);margin:0 0 6px}.faq-q[data-astro-cid-bvzihdzo]:before{content:"Q. ";color:var(--gold)}.faq-a[data-astro-cid-bvzihdzo]{margin:0;color:#2a2a2a}.faq-a[data-astro-cid-bvzihdzo]:before{content:"A. ";color:var(--gold);font-weight:700}footer[data-astro-cid-bvzihdzo]{background:#fff;border-top:1px solid var(--border);text-align:center;padding:32px 20px;font-size:12px;color:var(--gray);letter-spacing:.1em;margin-top:80px}footer[data-astro-cid-bvzihdzo] .footer-logo[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:14px;color:var(--black);margin-bottom:8px;letter-spacing:.12em}footer[data-astro-cid-bvzihdzo] .footer-links[data-astro-cid-bvzihdzo]{display:flex;justify-content:center;gap:20px;margin-bottom:10px;flex-wrap:wrap}footer[data-astro-cid-bvzihdzo] .footer-links[data-astro-cid-bvzihdzo] a[data-astro-cid-bvzihdzo]{font-size:11px;color:var(--gray);text-decoration:none;letter-spacing:.08em}footer[data-astro-cid-bvzihdzo] .footer-links[data-astro-cid-bvzihdzo] a[data-astro-cid-bvzihdzo]:hover{color:var(--gold)}footer[data-astro-cid-bvzihdzo] .footer-copy[data-astro-cid-bvzihdzo]{font-size:10px;color:#bbb;margin-top:12px}.related[data-astro-cid-bvzihdzo]{margin-top:64px;padding-top:40px;border-top:1px solid var(--border)}.related-head[data-astro-cid-bvzihdzo]{font-family:"Noto Serif JP",serif;font-size:15px;font-weight:600;color:var(--black);letter-spacing:.08em;margin:0 0 20px;padding-bottom:12px;border-bottom:1px solid var(--border);position:relative}.related-head[data-astro-cid-bvzihdzo]:after{content:"";position:absolute;bottom:-1px;left:0;width:32px;height:2px;background:var(--gold)}.related-grid[data-astro-cid-bvzihdzo]{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.related-card[data-astro-cid-bvzihdzo]{display:flex;gap:12px;text-decoration:none;border:1px solid var(--border);padding:12px;transition:border-color .2s}.related-card[data-astro-cid-bvzihdzo]:hover{border-color:var(--gold)}.related-thumb[data-astro-cid-bvzihdzo]{width:80px;height:60px;object-fit:cover;flex-shrink:0;background:var(--gold-pale)}.related-title[data-astro-cid-bvzihdzo]{font-size:12px;line-height:1.6;color:var(--black);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.editor-credit[data-astro-cid-bvzihdzo]{margin-top:48px;padding:16px 20px;border-top:1px solid var(--border);font-size:12px;color:var(--gray);line-height:1.7}.editor-credit[data-astro-cid-bvzihdzo] p[data-astro-cid-bvzihdzo]{margin:0}.affiliate-disclosure[data-astro-cid-bvzihdzo]{margin-top:8px!important;font-size:11px;color:#999;line-height:1.6}@media(max-width:600px){.post-title[data-astro-cid-bvzihdzo]{font-size:21px}.container[data-astro-cid-bvzihdzo]{padding:32px 16px 60px}.header-inner[data-astro-cid-bvzihdzo]{height:56px}.related-grid[data-astro-cid-bvzihdzo]{grid-template-columns:1fr}}