:root{--bg:#ffffff;--fg:#111111;--muted:#555;--link:#0366d6;--border:#e5e7eb;--code-bg:#f6f8fa;--accent:#10b981}[data-theme=dark]{--bg:#0b0f14;--fg:#e5e7eb;--muted:#9ca3af;--link:#8ab4f8;--border:#1f2937;--code-bg:#111827;--accent:#22d3ee}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,helvetica neue,Arial,sans-serif;line-height:1.7;font-size:17px;min-height:100vh;display:flex;flex-direction:column;-webkit-text-size-adjust:100%}img{max-width:100%;height:auto}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}.site-header{position:sticky;top:0;background:color-mix(in oklab,var(--bg) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);z-index:10}.nav{max-width:1300px;margin:0 auto;padding:0 10px;display:flex;align-items:center;justify-content:space-between;height:56px}.nav-left{display:flex;align-items:center}#menu-toggle{display:none;font-size:1.4rem;background:0 0;border:none;cursor:pointer;margin-right:.5rem;color:var(--fg)}.brand{font-weight:700;font-size:1.1rem}.menu{display:flex;align-items:center;gap:1rem}#theme-toggle{margin-left:1rem;border:1px solid var(--border);background:0 0;color:var(--fg);padding:.3rem .5rem;border-radius:8px;cursor:pointer}@media(max-width:980px){#menu-toggle{display:inline-block}.menu{display:none;flex-direction:column;align-items:flex-start;position:absolute;top:56px;left:0;width:100%;background:var(--bg);border-bottom:1px solid var(--border);padding:.5rem 1rem}.menu.show{display:flex}.menu a{padding:.5rem 0;width:100%}}.layout{display:flex;flex-direction:row;justify-content:space-between;margin-top:2rem;flex:1 0 auto;gap:2rem}.content{flex:auto;max-width:900px;margin:0 auto}.sidebar{flex:0 0 250px;display:block;position:sticky;top:80px;height:max-content}@media(max-width:1200px){.layout{flex-direction:column;padding:0 1rem}.content{max-width:100%;padding-right:0}.sidebar{position:relative;top:auto;width:100%;margin-top:2rem}}.article{max-width:900px;margin:0 auto;padding:0 1rem}.article-title{font-size:2rem;margin-bottom:.25rem}@media(max-width:700px){.article-title{font-size:1.5rem}}.article-meta{font-size:.85rem;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}.post-grid{display:grid;grid-template-columns:1fr;gap:1.5rem;padding:0 10px}.post-card{display:flex;flex-direction:row;justify-content:space-between;border:1px solid var(--border);border-radius:12px;background:var(--bg);overflow:hidden;transition:transform .15s ease,box-shadow .15s ease}.post-card:hover{transform:translateY(-3px);box-shadow:0 4px 12px rgba(0,0,0,8%)}.post-card-content{flex:auto;padding:1rem;display:flex;flex-direction:column;justify-content:center}.post-thumb{flex:0 0 200px;height:100%;overflow:hidden;background:var(--border)}.post-thumb img{width:100%;height:100%;object-fit:cover}@media(max-width:900px){.post-card{flex-direction:column}.post-thumb{width:100%;height:180px}}.site-footer{flex-shrink:0;border-top:1px solid var(--border);padding:2rem 0;color:var(--muted);text-align:center}