.blog-hub-hero{padding:56px 0 40px;border-bottom:1px solid var(--border-hairline);background:radial-gradient(circle at 80% 20%,rgba(252,213,53,.05) 0%,transparent 60%)}.blog-badge{display:inline-flex;align-items:center;gap:6px;background:#fcd5351a;color:var(--color-primary);border:1px solid rgba(252,213,53,.25);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:var(--radius-pill);margin-bottom:16px}.blog-hub-hero h1{font-size:2.5rem;font-weight:700;color:var(--text-main);margin-bottom:12px;letter-spacing:-.02em}.blog-hub-hero p{font-size:16px;color:var(--text-muted-strong);max-width:680px;line-height:1.6}.blog-filter-bar{display:flex;align-items:center;gap:8px;margin:32px 0 24px;overflow-x:auto;padding-bottom:8px}.filter-btn{background:var(--bg-surface);border:1px solid var(--border-hairline);color:var(--text-muted-strong);font-family:var(--font-display);font-size:13px;font-weight:600;padding:8px 16px;border-radius:var(--radius-pill);cursor:pointer;white-space:nowrap;transition:all .2s ease;text-decoration:none}.filter-btn:hover{color:var(--text-main);border-color:var(--color-muted)}.filter-btn.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary);font-weight:700}.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:24px;margin-bottom:80px}.blog-card{background:var(--bg-surface);border:1px solid var(--border-hairline);border-radius:var(--radius-xl);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;text-decoration:none;color:inherit;cursor:pointer}.blog-card:hover{transform:translateY(-4px);border-color:var(--color-primary);box-shadow:0 12px 30px #0006}.blog-card-media{position:relative;width:100%;aspect-ratio:16 / 9;background:#12161c;overflow:hidden;border-bottom:1px solid var(--border-hairline)}.blog-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.blog-card:hover .blog-card-media img{transform:scale(1.02)}.blog-card-body{padding:20px;display:flex;flex-direction:column;flex-grow:1}.blog-card-tag{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--color-primary);letter-spacing:.05em;margin-bottom:8px}.blog-card-title{font-size:18px;font-weight:700;color:var(--text-main);line-height:1.4;margin-bottom:10px}.blog-card-excerpt{font-size:13px;color:var(--text-muted);line-height:1.6;margin-bottom:16px;flex-grow:1}.blog-card-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border-hairline);padding-top:12px;font-size:12px;color:var(--text-muted)}.blog-card-cta{color:var(--color-primary);font-weight:600;display:inline-flex;align-items:center;gap:4px}.article-wrapper{padding:40px 0 80px}.breadcrumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:24px;flex-wrap:wrap}.breadcrumbs a{color:var(--text-muted-strong);text-decoration:none;transition:color .15s}.breadcrumbs a:hover{color:var(--color-primary)}.breadcrumbs .sep{color:var(--border-hairline)}.article-header{margin-bottom:32px}.article-header h1{font-size:2.4rem;font-weight:800;line-height:1.25;color:var(--text-main);margin-bottom:16px;letter-spacing:-.02em}.article-meta{display:flex;align-items:center;gap:20px;font-size:13px;color:var(--text-muted);flex-wrap:wrap;padding-bottom:20px;border-bottom:1px solid var(--border-hairline)}.article-meta span{display:inline-flex;align-items:center;gap:6px}.article-featured-image{width:100%;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--border-hairline);margin-bottom:36px;background:var(--bg-surface)}.article-featured-image img{width:100%;height:auto;display:block}.article-grid{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:start}@media(max-width:960px){.article-grid{grid-template-columns:1fr}}.article-content{font-size:15px;line-height:1.75;color:var(--color-body-dark)}.article-content h2{font-size:1.5rem;font-weight:700;color:var(--text-main);margin:36px 0 16px;padding-bottom:8px;border-bottom:1px solid var(--border-hairline);scroll-margin-top:80px}.article-content h3{font-size:1.2rem;font-weight:600;color:var(--color-primary);margin:24px 0 12px;scroll-margin-top:80px}.article-content p{margin-bottom:18px}.article-content ul,.article-content ol{padding-left:24px;margin-bottom:20px}.article-content li{margin-bottom:8px}.article-content strong{color:var(--text-main)}.article-content a{color:var(--color-primary);text-decoration:underline;text-underline-offset:3px}.article-content a:hover{color:var(--color-primary-active)}.tax-callout{background:var(--bg-surface);border-left:4px solid var(--color-primary);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:16px 20px;margin:24px 0}.tax-callout.success{border-left-color:var(--color-trading-up);background:#0ecb810d}.tax-callout.warning{border-left-color:var(--color-trading-down);background:#f6465d0d}.tax-callout h4{font-size:15px;font-weight:700;color:var(--text-main);margin-bottom:6px}.formula-block{background:#12161c;border:1px solid var(--border-hairline);border-radius:var(--radius-lg);padding:20px;margin:24px 0}.formula-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-primary);margin-bottom:8px}.formula-math{font-family:var(--font-number);font-size:18px;font-weight:600;color:var(--text-main);padding:10px 14px;background:#0b0e11;border-radius:var(--radius-sm);border:1px solid var(--border-hairline);margin-bottom:12px;overflow-x:auto}.formula-example{font-size:13px;color:var(--text-muted-strong);line-height:1.6}.vat-table-container{overflow-x:auto;margin:24px 0;border:1px solid var(--border-hairline);border-radius:var(--radius-lg)}.vat-table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}.vat-table th{background:#12161c;color:var(--text-muted-strong);font-weight:700;padding:12px 16px;border-bottom:1px solid var(--border-hairline);text-transform:uppercase;letter-spacing:.05em;font-size:11px}.vat-table td{padding:12px 16px;border-bottom:1px solid var(--border-hairline);color:var(--color-body-dark)}.vat-table tr:last-child td{border-bottom:none}.vat-table tr:hover td{background:#ffffff05}.rate-chip{font-family:var(--font-number);font-weight:700;font-size:13px;color:var(--color-primary)}.sidebar-box{background:var(--bg-surface);border:1px solid var(--border-hairline);border-radius:var(--radius-xl);padding:24px;margin-bottom:24px}.sidebar-box h3{font-size:15px;font-weight:700;color:var(--text-main);margin-bottom:16px;display:flex;align-items:center;gap:8px}.toc-list{list-style:none;padding:0;margin:0}.toc-list li{margin-bottom:10px}.toc-list a{color:var(--text-muted-strong);text-decoration:none;font-size:13px;display:block;transition:color .15s,padding-left .15s;line-height:1.4}.toc-list a:hover{color:var(--color-primary);padding-left:4px}.cta-calc-widget{background:linear-gradient(180deg,#1e2329,#15191f);border:1px solid var(--border-hairline);border-radius:var(--radius-xl);padding:24px;text-align:center}.cta-calc-widget h4{font-size:17px;font-weight:700;color:var(--text-main);margin-bottom:8px}.cta-calc-widget p{font-size:13px;color:var(--text-muted);line-height:1.5;margin-bottom:16px}.faq-section{margin-top:48px;padding-top:32px;border-top:1px solid var(--border-hairline)}.faq-item{background:var(--bg-surface);border:1px solid var(--border-hairline);border-radius:var(--radius-lg);margin-bottom:12px;padding:16px 20px}.faq-q{font-size:15px;font-weight:700;color:var(--text-main);margin-bottom:8px}.faq-a{font-size:13px;color:var(--text-muted-strong);line-height:1.6}