.blog-post{max-width:800px;margin:0 auto;padding:2rem 0}.post-header{margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border)}.post-date{display:block;font-size:.875rem;color:var(--text-secondary);margin-bottom:1rem}.post-header h1{font-size:2.5rem;line-height:1.2;color:var(--text-primary)}.post-content{line-height:1.8;color:var(--text-primary);font-size:1.0625rem}.post-content h2{font-size:1.75rem;margin:2rem 0 1rem;color:var(--text-primary);line-height:1.3}.post-content h3{font-size:1.375rem;margin:1.5rem 0 .75rem;color:var(--text-primary);line-height:1.4}.post-content p{margin-bottom:1.5rem;color:var(--text-secondary)}.post-content a{color:var(--primary-color);text-decoration:none}.post-content a:hover{text-decoration:underline}.post-footer{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:1rem}.back-link,.tool-link{color:var(--primary-color);text-decoration:none;font-weight:500;transition:color .2s}.back-link:hover,.tool-link:hover{color:var(--primary-hover);text-decoration:underline}@media (max-width:768px){.post-header h1{font-size:2rem}.post-content{font-size:1rem}.post-footer{flex-direction:column}}