:root{--bg:#f6f8fb;--surface:#fff;--text:#1b2430;--muted:#5d6a7a;--border:#d7dde6;--brand:#007d70;--brand-dark:#006358;--chip:#e8f4f2}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--text);margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:var(--brand-dark);text-decoration:none}a:hover{text-decoration:underline}.skip-link{z-index:1000;color:#000;background:#fff;padding:8px 12px;position:absolute;top:0;left:-9999px}.skip-link:focus{left:12px}.site-header{background:var(--surface);border-bottom:1px solid var(--border)}.inner{justify-content:space-between;align-items:center;gap:12px;max-width:980px;margin:0 auto;padding:16px;display:flex}.brand-links{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.brand-home-link{font-weight:600}.brand-blog-link{color:var(--brand-dark);font-weight:700}.site-nav{gap:12px;font-size:.95rem;display:flex}.page-main{max-width:980px;margin:0 auto;padding:28px 16px 56px}.intro-section{margin-bottom:24px}.intro-section h1{margin:0 0 10px;font-size:2rem}.intro-section p{color:var(--muted);margin:0;line-height:1.7}.posts-section h2{margin-top:0}.post-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.post-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px}.post-card h3{margin:8px 0;font-size:1.25rem}.post-date{color:var(--muted);margin:0;font-size:.92rem}.post-summary{color:var(--muted);margin:0;line-height:1.7}.tag-list{flex-wrap:wrap;gap:6px;margin:12px 0 0;padding:0;list-style:none;display:flex}.tag-list li{background:var(--chip);color:var(--brand-dark);border:1px solid #c3e5df;border-radius:999px;padding:4px 10px;font-size:.85rem}.empty-state{background:var(--surface);border:1px dashed var(--border);border-radius:12px;padding:20px}.article-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px}.article-meta{color:var(--muted);flex-wrap:wrap;gap:10px;margin:0;font-size:.92rem;display:flex}.article-card h1{margin-top:10px;margin-bottom:10px}.article-summary{color:var(--muted);margin-top:0}.article-content{margin-top:20px;line-height:1.85}.article-content h2,.article-content h3{margin-top:28px}.article-content pre{color:#eff3f8;background:#0f1720;border-radius:10px;padding:12px;overflow-x:auto}.article-content code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.article-links{border-top:1px solid var(--border);margin-top:28px;padding-top:18px}.article-links h2{margin-top:0;font-size:1.1rem}.article-links ul{margin:0;padding-left:18px}.back-nav{margin-top:16px}@media (max-width:720px){.inner{flex-direction:column;align-items:flex-start}.intro-section h1{font-size:1.7rem}}