:root{color-scheme:light;--ink:#172033;--muted:#64748b;--line:#dbe4ea;--accent:#0e7490;--paper:#f7fafb}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Noto Serif SC","Source Han Serif SC",Georgia,serif;line-height:1.75}.site-header{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:1.1rem max(1.25rem,calc((100vw - 1120px)/2));border-bottom:1px solid var(--line);background:#fff;color:var(--muted);font:500 .82rem/1.4 ui-monospace,Consolas,monospace}.site-header a{color:inherit;text-decoration:none}.site-header .brand{color:var(--ink);font:bold 1rem/1.4 inherit}.shell,.article-shell{width:min(1120px,calc(100% - 2.5rem));margin:auto}.hero{padding:5.5rem 0 3rem}.hero p,.meta{color:var(--accent);font:700 .72rem/1.4 ui-monospace,Consolas,monospace;letter-spacing:.12em;text-transform:uppercase}.hero h1{max-width:780px;margin:.7rem 0;font-size:clamp(2.4rem,7vw,5rem);line-height:1.05;letter-spacing:-.05em}.hero span{color:var(--muted)}.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem;padding-bottom:5rem}.article-card{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#fff}.article-card img{width:100%;height:190px;object-fit:cover}.article-card-body{padding:1.4rem}.article-card h2{margin:.65rem 0;font-size:1.35rem;line-height:1.35}.article-card h2 a,.read-more{color:inherit;text-decoration:none}.article-card p{color:var(--muted);font-family:system-ui,sans-serif;font-size:.92rem}.read-more{color:var(--accent);font:600 .82rem/1.4 system-ui,sans-serif}.article-shell{max-width:820px;padding:5rem 0}.article-heading{padding-bottom:2rem;border-bottom:1px solid var(--line)}.article-heading h1{margin:.8rem 0;font-size:clamp(2.2rem,6vw,4rem);line-height:1.1;letter-spacing:-.045em}.article-heading p{color:var(--muted);font-family:system-ui,sans-serif}.cover{width:100%;max-height:480px;margin:2rem 0;object-fit:cover;border-radius:14px}.article-content{font-size:1.05rem}.article-content h2{margin-top:2.2em;padding-bottom:.4em;border-bottom:1px solid var(--line)}.article-content img{max-width:100%;height:auto}.article-content pre{overflow:auto;padding:1rem;border-radius:8px;background:#172033;color:#e2e8f0}.article-content blockquote{margin-left:0;padding:.7rem 1rem;border-left:3px solid #f59e0b;background:#fff;color:var(--muted)}.article-content table{display:block;width:100%;overflow:auto;border-collapse:collapse}.article-content th,.article-content td{padding:.55rem;border:1px solid var(--line)}.article-content a{color:var(--accent)}.tags{display:flex;flex-wrap:wrap;gap:.5rem;padding-top:2rem;border-top:1px solid var(--line)}.tags span{padding:.25rem .65rem;border-radius:999px;background:#e6f3f6;color:var(--accent);font:600 .72rem/1.5 system-ui,sans-serif}body>footer{padding:2rem;text-align:center;color:var(--muted);font:500 .75rem/1.4 system-ui,sans-serif}@media(max-width:640px){.hero{padding-top:3rem}.article-shell{padding:3rem 0}.site-header{align-items:flex-start;flex-direction:column;gap:.4rem}}