.article-main{max-width:760px;margin:0 auto;padding:80px 24px}.back-link{display:inline-flex;align-items:center;gap:6px;margin-bottom:28px;font-size:14px;color:var(--muted);transition:color .2s ease}.back-link:hover{color:var(--brand)}.article-title{font-size:clamp(28px,5vw,42px);font-weight:700;line-height:1.25;letter-spacing:-.5px;margin-bottom:16px;color:var(--text-strong)}.article-meta{color:var(--muted);font-size:14px;margin-bottom:40px;padding-bottom:24px;border-bottom:1px solid var(--line)}.prose{line-height:1.8;font-size:16px;color:var(--ink)}.prose h1,.prose h2,.prose h3{font-weight:700;margin-top:2em;margin-bottom:.8em;line-height:1.3;color:var(--text-strong)}.prose h2{font-size:1.5rem}.prose h3{font-size:1.25rem}.prose p{margin-bottom:1.2em}.prose a{color:var(--brand);text-decoration:underline}.prose code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:4px;font-size:.9em;color:var(--tint-indigo)}.prose pre{background:#0d1117;color:#e6edf3;padding:1.25rem;border-radius:12px;overflow-x:auto;margin:1.5em 0;font-size:14px;line-height:1.6;border:1px solid var(--glass-border)}.prose pre code{background:transparent;padding:0;color:inherit}.prose blockquote{border-left:3px solid var(--brand);padding-left:1rem;color:var(--muted);margin:1.5em 0;font-style:italic}.prose ol,.prose ul{padding-left:1.5rem;margin-bottom:1.2em}.prose li{margin-bottom:.4em}.prose img{max-width:100%;border-radius:12px}@media (max-width:640px){.article-main{padding-top:64px;padding-left:20px;padding-right:20px}}