.mathlogiccode-blog-page{background:var(--bookshop-bg)}.mlc-blog-main{padding-bottom:96px}.mlc-wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 clamp(20px,5vw,64px)}.mlc-narrow{max-width:760px}.mlc-blog-hero{border-bottom:1px solid var(--bookshop-soft-line);background:radial-gradient(120% 140% at 100% 0%, #e85f1b12 0%, transparent 55%), var(--bookshop-bg);padding:clamp(48px,7vw,88px) 0 clamp(28px,4vw,44px)}.mlc-eyebrow{letter-spacing:.04em;text-transform:uppercase;color:var(--bookshop-orange);align-items:center;gap:8px;font-size:13px;font-weight:600;display:inline-flex}.mlc-blog-hero h1{color:var(--bookshop-ink);margin:16px 0 0;font-family:Georgia,Times New Roman,serif;font-size:clamp(32px,5vw,52px);line-height:1.08}.mlc-blog-hero p{max-width:640px;color:var(--bookshop-muted);margin:18px 0 0;font-size:clamp(16px,2vw,19px);line-height:1.6}.mlc-section{padding-top:clamp(40px,5vw,64px)}.mlc-section-head{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:24px;display:flex}.mlc-section-head h2{color:var(--bookshop-ink);font-family:Georgia,Times New Roman,serif;font-size:clamp(22px,3vw,30px)}.mlc-post-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:clamp(18px,2.4vw,28px);display:grid}.mlc-post-card{border:1px solid var(--bookshop-line);background:#fff;border-radius:16px;flex-direction:column;gap:12px;padding:26px 26px 28px;transition:transform .18s,box-shadow .18s,border-color .18s;display:flex;position:relative;box-shadow:0 1px 2px #141f300a}.mlc-post-card:hover{box-shadow:var(--bookshop-shadow);border-color:#cdd6e2;transform:translateY(-3px)}.mlc-post-card-link{border-radius:16px;position:absolute;inset:0}.mlc-post-meta{color:var(--bookshop-faint);align-items:center;gap:12px;font-size:13px;display:flex}.mlc-tag{letter-spacing:.02em;color:var(--bookshop-orange);background:#e85f1b14;border-radius:999px;align-items:center;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.mlc-post-card h3{color:var(--bookshop-ink);margin:2px 0 0;font-family:Georgia,Times New Roman,serif;font-size:21px;line-height:1.25}.mlc-post-card p{color:var(--bookshop-muted);margin:0;font-size:15px;line-height:1.55}.mlc-read-more{color:var(--bookshop-orange);margin-top:auto;padding-top:6px;font-size:14px;font-weight:600}.mlc-article-head{border-bottom:1px solid var(--bookshop-soft-line);padding:clamp(36px,5vw,64px) 0 clamp(20px,3vw,32px)}.mlc-back{color:var(--bookshop-muted);align-items:center;gap:6px;font-size:14px;font-weight:600;display:inline-flex}.mlc-back:hover{color:var(--bookshop-orange)}.mlc-article-head h1{color:var(--bookshop-ink);margin:18px 0 0;font-family:Georgia,Times New Roman,serif;font-size:clamp(28px,4.4vw,44px);line-height:1.12}.mlc-article-lede{color:var(--bookshop-muted);margin:18px 0 0;font-size:clamp(17px,2vw,20px);line-height:1.55}.mlc-byline{color:var(--bookshop-faint);margin:16px 0 0;font-size:14.5px}.mlc-byline a{color:var(--bookshop-muted);font-weight:600;text-decoration:none}.mlc-byline a:hover{color:var(--bookshop-orange)}.mlc-author{background:var(--bookshop-panel);border:1px solid var(--bookshop-line);border-radius:14px;margin-top:40px;padding:22px 24px}.mlc-author-name{color:var(--bookshop-ink);margin:0 0 6px;font-family:Georgia,Times New Roman,serif;font-size:18px;font-weight:700}.mlc-author-body p{color:#3a445c;margin:0;font-size:15.5px;line-height:1.6}.mlc-author-body a{color:var(--bookshop-orange);white-space:nowrap;font-weight:600}.mlc-prose{color:#28324a;padding-top:clamp(28px,4vw,44px);font-size:17px;line-height:1.72}.mlc-prose h2{color:var(--bookshop-ink);margin:38px 0 14px;font-family:Georgia,Times New Roman,serif;font-size:clamp(22px,3vw,28px);line-height:1.2}.mlc-prose h3{color:var(--bookshop-ink);margin:26px 0 10px;font-size:19px;font-weight:700}.mlc-prose p{margin:0 0 18px}.mlc-prose ul,.mlc-prose ol{margin:0 0 20px;padding-left:24px}.mlc-prose li{margin-bottom:9px}.mlc-prose a{color:var(--bookshop-orange);text-underline-offset:2px;text-decoration:underline;text-decoration-thickness:1px}.mlc-prose strong{color:var(--bookshop-ink)}.mlc-prose table{border-collapse:collapse;width:100%;margin:0 0 24px;font-size:15.5px}.mlc-prose th,.mlc-prose td{text-align:left;border:1px solid var(--bookshop-line);vertical-align:top;padding:11px 14px}.mlc-prose th{background:var(--bookshop-panel);color:var(--bookshop-ink);font-weight:700}.mlc-callout{background:var(--bookshop-panel);border:1px solid var(--bookshop-line);border-left:3px solid var(--bookshop-orange);color:#3a445c;border-radius:0 12px 12px 0;margin:0 0 24px;padding:18px 22px;font-size:15.5px}.mlc-cta{border:1px solid var(--bookshop-line);background:#fff;border-radius:16px;align-items:center;gap:22px;margin:36px 0;padding:24px;display:flex;box-shadow:0 1px 2px #141f300a}.mlc-cta img{width:96px;height:auto;box-shadow:var(--bookshop-shadow);border-radius:6px;flex-shrink:0}.mlc-cta-body{flex:1}.mlc-cta-body span{letter-spacing:.03em;text-transform:uppercase;color:var(--bookshop-faint);font-size:13px;font-weight:600}.mlc-cta-body h3{color:var(--bookshop-ink);margin:4px 0 6px;font-family:Georgia,Times New Roman,serif;font-size:22px}.mlc-cta-body p{color:var(--bookshop-muted);margin:0 0 14px;font-size:15px;line-height:1.5}.mlc-btn{color:#fff;background:var(--bookshop-orange);border-radius:10px;align-items:center;gap:8px;padding:11px 20px;font-size:15px;font-weight:600;transition:background .16s;display:inline-flex}.mlc-btn:hover{background:var(--bookshop-orange-hover)}.mlc-btn-secondary{color:var(--bookshop-ink);border:1px solid var(--bookshop-line);background:#fff}.mlc-btn-secondary:hover{background:var(--bookshop-panel)}.mlc-faq{margin-top:40px}.mlc-faq h2{color:var(--bookshop-ink);margin-bottom:8px;font-family:Georgia,Times New Roman,serif;font-size:clamp(22px,3vw,28px)}.mlc-faq details{border-bottom:1px solid var(--bookshop-line);padding:16px 0}.mlc-faq summary{color:var(--bookshop-ink);cursor:pointer;font-size:17px;font-weight:700;list-style:none}.mlc-faq summary::-webkit-details-marker{display:none}.mlc-faq summary:after{content:"+";float:right;color:var(--bookshop-orange);font-weight:700}.mlc-faq details[open] summary:after{content:"−"}.mlc-faq details p{color:#3a445c;margin:12px 0 0;font-size:16px;line-height:1.65}.mlc-related{border-top:1px solid var(--bookshop-soft-line);margin-top:48px;padding-top:28px}.mlc-related h2{color:var(--bookshop-ink);margin-bottom:16px;font-family:Georgia,Times New Roman,serif;font-size:22px}.mlc-related-list{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;display:grid}.mlc-related-list a{border:1px solid var(--bookshop-line);color:var(--bookshop-ink);background:#fff;border-radius:12px;padding:16px 18px;font-size:15.5px;font-weight:600;line-height:1.4;transition:border-color .16s,transform .16s;display:block}.mlc-related-list a:hover{border-color:var(--bookshop-orange);transform:translateY(-2px)}@media (width<=640px){.mlc-cta{flex-direction:column;align-items:flex-start}.mlc-cta img{width:80px}}