/* SatoEarn blog — loaded only on /blog/ pages so css/style.css (cached by the service worker) stays untouched. */
.blog-wrap{max-width:1040px;margin:0 auto}
.blog-article{display:grid;grid-template-columns:minmax(0,720px) 240px;gap:48px;align-items:start;justify-content:center}
.blog-article h1{font-family:var(--font-head);font-size:38px;line-height:1.15;margin:0 0 14px;letter-spacing:-.01em}
.blog-meta{display:flex;flex-wrap:wrap;gap:6px 14px;color:var(--text-muted);font-size:13px;margin:0 0 22px}
.blog-meta .tag{color:var(--amber);font-weight:600}
.blog-lead{font-size:18px;line-height:1.6;color:var(--text);margin:0 0 26px;max-width:680px}
.blog-body{color:var(--text-muted);font-size:16.5px;line-height:1.8}
.blog-body h2{font-family:var(--font-head);color:var(--text);font-size:26px;line-height:1.25;margin:44px 0 12px;scroll-margin-top:90px}
.blog-body h3{font-family:var(--font-head);color:var(--text);font-size:19px;margin:28px 0 8px}
.blog-body p{margin:0 0 16px}
.blog-body a{color:var(--amber);text-decoration:underline;text-decoration-color:rgba(45,212,184,.35);text-underline-offset:3px}
.blog-body a:hover{text-decoration-color:var(--amber)}
.blog-body strong{color:var(--text)}
.blog-body ul,.blog-body ol{margin:0 0 18px;padding-left:22px}
.blog-body li{margin:0 0 8px}
.blog-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;display:block;overflow-x:auto}
.blog-body th,.blog-body td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--border);vertical-align:top}
.blog-body th{color:var(--text);font-family:var(--font-head);font-weight:600;background:var(--surface);white-space:nowrap}
.blog-body tr:last-child td{border-bottom:0}
.callout{border:1px solid var(--border);border-left:3px solid var(--amber);background:var(--surface);border-radius:var(--radius);padding:16px 18px;margin:0 0 28px;color:var(--text-muted);font-size:15.5px;line-height:1.7}
.callout p{margin:0}
.callout.warn{border-left-color:var(--danger)}
.callout strong{color:var(--text)}
.blog-toc{position:sticky;top:90px;border-left:1px solid var(--border);padding:2px 0 2px 18px;font-size:13.5px}
.blog-toc b{display:block;color:var(--text);font-family:var(--font-head);margin-bottom:10px;font-size:14px}
.blog-toc a{display:block;color:var(--text-muted);padding:5px 0;line-height:1.4}
.blog-toc a:hover{color:var(--amber)}
.blog-cta{margin:44px 0 0;padding:26px;border:1px solid var(--border);border-radius:14px;background:linear-gradient(135deg,rgba(45,212,184,.10),rgba(47,143,255,.08))}
.blog-cta h2{margin:0 0 8px!important;font-size:22px!important}
.blog-cta p{margin:0 0 16px}
.blog-faq h3{margin-top:22px}
.blog-related{margin-top:44px;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.blog-card{display:block;border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:20px;transition:border-color .15s}
.blog-card:hover{border-color:var(--amber)}
.blog-card .tag{font-size:12.5px;color:var(--amber);font-weight:600}
.blog-card h3{font-family:var(--font-head);font-size:18px;line-height:1.3;margin:8px 0;color:var(--text)}
.blog-card p{margin:0;color:var(--text-muted);font-size:14.5px;line-height:1.6}
.blog-card .read{display:block;margin-top:12px;color:var(--text-muted);font-size:12.5px}
.blog-featured{padding:34px;border-radius:16px;margin:0 0 26px;background:linear-gradient(135deg,rgba(45,212,184,.14),rgba(47,143,255,.10));border-color:rgba(45,212,184,.35)}
.blog-featured h3{font-size:30px;max-width:640px}
.blog-featured p{font-size:16.5px;max-width:640px}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.blog-index h1{font-family:var(--font-head);font-size:40px;line-height:1.15;margin:0 0 12px}
.calc{border:1px solid var(--border);border-radius:14px;background:var(--surface);padding:22px;margin:22px 0 30px;color:var(--text)}
.calc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.calc label{display:block;font-size:13px;color:var(--text-muted);margin-bottom:6px}
.calc input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:11px 12px;color:var(--text);font:inherit;font-size:16px}
.calc input:focus{outline:2px solid var(--amber);outline-offset:1px}
.calc-out{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.calc-out div{background:var(--surface-raised);border-radius:10px;padding:14px}
.calc-out small{display:block;color:var(--text-muted);font-size:12.5px;margin-bottom:4px}
.calc-out b{font-family:var(--font-head);font-size:20px;color:var(--text)}
.calc-note{margin:14px 0 0;font-size:13px;color:var(--text-muted)}
@media(max-width:900px){.blog-article{grid-template-columns:minmax(0,1fr);gap:0}.blog-toc{display:none}.blog-article h1,.blog-index h1{font-size:28px}.blog-body h2{font-size:22px}.blog-featured{padding:22px}.blog-featured h3{font-size:23px}}
@media(prefers-reduced-motion:reduce){.blog-card{transition:none}}