.author-bio[data-astro-cid-ynhdph36]{padding:32px 0 40px;border-top:1px solid var(--line)}.author-bio-inner[data-astro-cid-ynhdph36]{display:flex;align-items:flex-start;gap:20px}.author-avatar-img[data-astro-cid-ynhdph36]{flex-shrink:0;width:64px;height:64px;border-radius:50%;object-fit:cover;border:2px solid var(--brand-soft)}.author-avatar-initial[data-astro-cid-ynhdph36]{flex-shrink:0;width:64px;height:64px;border-radius:50%;background:var(--brand-soft);border:2px solid var(--brand);color:var(--brand-strong);font-size:1.5rem;font-weight:700;font-family:var(--font-strong);display:flex;align-items:center;justify-content:center;user-select:none}.author-label[data-astro-cid-ynhdph36]{font-size:.72rem;font-weight:600;letter-spacing:.1em;color:var(--text-subtle);margin-bottom:4px}.author-name[data-astro-cid-ynhdph36]{font-size:1.05rem;font-weight:700;font-family:var(--font-strong);color:var(--accent);margin-bottom:6px;line-height:1.3}.author-desc[data-astro-cid-ynhdph36]{font-size:.88rem;color:var(--text-mid);line-height:1.75;margin:0}@media(max-width:480px){.author-bio-inner[data-astro-cid-ynhdph36]{flex-direction:column;gap:14px}}.breadcrumb{padding:16px 0 0}.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:4px;font-size:.78rem;color:var(--text-subtle)}.breadcrumb li+li:before{content:"/";margin-right:4px;opacity:.5}.breadcrumb a{color:var(--brand)}.breadcrumb a:hover{text-decoration:underline}.article-header{padding:40px 0 36px;border-bottom:1px solid var(--line)}.article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:20px;font-size:.82rem;color:var(--text-subtle)}.reading-time:before{content:"・"}.article-title{font-size:clamp(1.5rem,4vw,2.1rem);line-height:1.35;letter-spacing:-.01em;margin-bottom:16px}.article-desc{font-size:1.02rem;color:var(--text-mid);line-height:1.75}.cat-badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.73rem;font-weight:700;letter-spacing:.04em}.cat-ec{background:#e8f0fe;color:#1a56db}.cat-ai{background:#e3f9e5;color:#1e7e34}.cat-brand{background:#fdf0e0;color:#a06000}.cat-design{background:#f0e8fe;color:#6d28d9}.article-body{padding:48px 24px 56px}.prose h2{font-size:1.4rem;font-family:var(--font-strong);margin:2.4em 0 .8em;padding-bottom:.4em;border-bottom:2px solid var(--brand-soft)}.prose h3{font-size:1.12rem;margin:1.8em 0 .6em;color:var(--text)}.prose p{margin-bottom:1.4em;line-height:1.85;font-size:1rem}.prose ul,.prose ol{margin:0 0 1.4em 1.4em;line-height:1.85}.prose li{margin-bottom:.4em}.prose strong{font-weight:700;color:var(--accent)}.prose a{color:var(--brand);text-decoration:underline}.prose a:hover{color:var(--brand-strong)}.prose blockquote{border-left:3px solid var(--brand);padding:12px 20px;margin:1.8em 0;background:var(--brand-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--text-mid)}.prose hr{border:none;border-top:1px solid var(--line);margin:2.4em 0}.cta-inline{background:var(--brand-soft);border:1px solid rgba(169,139,93,.3);border-left:4px solid var(--brand);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:20px 24px;margin:2em 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.cta-inline p{margin:0;font-size:.95rem;font-weight:600;color:var(--text)}.article-product-cta{background:var(--brand-soft);border-top:2px solid var(--brand);padding:36px 0;margin-top:8px}.cta-eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-strong);margin-bottom:16px}.cta-product-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}.cta-product-name{font-size:1.1rem;font-weight:700;margin-bottom:6px}.cta-product-price{font-size:1.5rem;font-weight:900;font-family:var(--font-strong);color:var(--accent)}.cta-product-price span{font-size:.8rem;font-weight:400;color:var(--text-subtle);margin-left:4px}.btn-buy{min-width:180px;justify-content:center;font-size:1rem;padding:14px 28px}.related-section{padding:56px 0}.section-label{font-size:.8rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--text-subtle);margin-bottom:24px;display:flex;align-items:center;gap:10px}.section-label:after{content:"";flex:1;height:1px;background:var(--line)}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.related-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px;transition:border-color .2s,box-shadow .2s,transform .2s}.related-card:hover{border-color:var(--brand);box-shadow:var(--shadow-sm);transform:translateY(-2px)}.related-card-title{font-size:.92rem;font-weight:700;line-height:1.5;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.related-card-date{font-size:.76rem;color:var(--text-subtle)}.newsletter-section{background:linear-gradient(135deg,#1a1a1a,#2a2420);padding:64px 24px}.newsletter-inner{text-align:center;color:#f0e8d8}.newsletter-inner h2{font-size:clamp(1.3rem,3vw,1.7rem);margin:12px 0 16px;color:#fff}.newsletter-inner p{color:#c8b898;font-size:.95rem;margin-bottom:28px;line-height:1.75}@media(max-width:600px){.cta-product-inner{flex-direction:column;align-items:flex-start}.btn-buy{width:100%}.cta-inline{flex-direction:column;align-items:flex-start}}