:root{--bg:#fff;--fg:#222;--muted:#666;--link:#0b5fad;--border:#ddd}@media(prefers-color-scheme:dark){:root{--bg:#161616;--fg:#e6e6e6;--muted:#999;--link:#6cb2f2;--border:#333}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:system-ui,hiragino sans,yu gothic ui,Meiryo,sans-serif;line-height:1.8}a{color:var(--link)}.site-header,.site-footer{max-width:1080px;margin:0 auto;padding:1rem}.site-title{font-size:1.5rem;font-weight:700;text-decoration:none;color:var(--fg)}.layout{display:grid;grid-template-columns:minmax(0,1fr)280px;gap:2rem;max-width:1080px;margin:0 auto;padding:0 1rem}@media(max-width:800px){.layout{grid-template-columns:minmax(0,1fr)}}.post-summary{border-bottom:1px solid var(--border);padding:1rem 0}.post-summary h2{margin:0;font-size:1.25rem}time,.meta{color:var(--muted);font-size:.875rem}.tag{margin-left:.5rem}.entry img{max-width:100%;height:auto}.entry pre{overflow-x:auto;padding:1rem;background:rgba(127,127,127,.12)}.widget{margin-bottom:2rem}.widget h2{font-size:1rem;border-bottom:2px solid var(--border);padding-bottom:.25rem}.widget ul{padding-left:1.2rem}.avatar{width:80px;height:80px;border-radius:50%}.pagination{display:flex;gap:1rem;justify-content:center;padding:1.5rem 0}