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var(--transition-fast);background:#ffffff14;border-radius:50%;justify-content:center;align-items:center;display:flex}.footer-social a:hover{background:var(--accent);color:#fff}.pagination{justify-content:space-between;margin-top:40px;display:flex}.pagination a{background:var(--bg-card);color:var(--accent);border:1px solid var(--accent);border-radius:var(--radius-sm);align-items:center;gap:8px;padding:10px 20px;font-weight:600;display:inline-flex}.pagination a:hover{background:var(--accent);color:#fff}.blog-post-header{border-bottom:1px solid var(--border);margin-bottom:30px;padding-bottom:20px}.blog-post-header h1{color:var(--text-primary);margin-bottom:12px;font-size:2.2rem;line-height:1.3}.about-hero{border-bottom:1px solid var(--border);align-items:center;gap:24px;margin-bottom:30px;padding-bottom:24px;display:flex}.about-avatar{background:var(--bg-secondary);border:3px solid var(--accent);border-radius:50%;justify-content:center;align-items:center;width:120px;height:120px;font-size:4rem;display:flex}@media (max-width:992px){.page-wrapper{grid-template-columns:1fr}.sidebar{position:static}.footer-widgets{grid-template-columns:1fr 1fr}}@media (max-width:768px){.nav-links{border-bottom:1px solid var(--border);width:100%;box-shadow:var(--shadow-md);background:#fff;flex-direction:column;padding:10px 0;display:none;position:absolute;top:100%;left:0}.nav-links.open{display:flex}.hamburger{display:block}.hero{min-height:300px}.hero h1{font-size:2.4rem}.page-content{padding:24px}.footer-widgets{grid-template-columns:1fr}}.katex-display{padding:12px 0;overflow:auto hidden}