:root{--article-font:system-ui, -apple-system, sans-serif;--article-max-width:800px;--article-color:#333}body{font-family:var(--article-font);color:var(--article-color);background-color:#f9f9f9;margin:0}main.container{max-width:var(--article-max-width);background:#fff;border-radius:8px;margin:2rem auto;padding:0 1.5rem 3rem;box-shadow:0 2px 10px #0000000d}.article-header{border-bottom:1px solid #eee;margin-bottom:2rem;padding:2rem 0}.article-header h1{margin:0 0 .5rem;font-size:2rem;line-height:1.2}.article-meta{color:#777;font-size:.9rem}.article-content{font-size:1.1rem;line-height:1.8}.article-content img{border-radius:4px;max-width:100%;height:auto;margin:1.5rem auto;display:block}.article-content a{color:#06c;text-decoration:none}.article-content a:hover{text-decoration:underline}.original-link{color:#999;border-top:1px solid #eee;margin-top:4rem;padding-top:1rem;font-size:.85rem}