:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.6;font-weight:400;color:#111;background-color:#fff;--accent-color: #0070f3;--secondary-color: #666666;--border-color: #eaeaea}@media(prefers-color-scheme:dark){:root{color:#f0f0f0;background-color:#1a1a1a;--border-color: #333333;--secondary-color: #a0a0a0}}body{margin:0;color:inherit;background-color:inherit;min-height:100vh}#root{width:100%}a{font-weight:500;color:var(--accent-color);text-decoration:inherit}a:hover{text-decoration:underline}h1,h2,h3,h4{line-height:1.2;margin-top:2rem;margin-bottom:1rem}p{margin-bottom:1.5rem}.container{max-width:800px;margin:0 auto;padding:0 2rem}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;color:#fff;cursor:pointer;transition:border-color .25s}button:hover{border-color:var(--accent-color);background-color:#333}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){button{background-color:#f9f9f9;color:#213547;border:1px solid var(--border-color)}button:hover{background-color:#eee}}.header{padding:2rem 0;border-bottom:1px solid var(--border-color);margin-bottom:3rem;display:flex;justify-content:space-between;align-items:center}.header h1{margin:0;font-size:1.5rem;letter-spacing:-.02em}.nav-links{display:flex;gap:1.5rem}.post-card{margin-bottom:3rem;transition:opacity .2s ease}.post-card:hover{opacity:.8}.post-card h2{margin:0 0 .5rem;font-size:1.8rem;font-weight:700;letter-spacing:-.03em}.post-meta{font-size:.9rem;color:var(--secondary-color);margin-bottom:1rem}.post-excerpt{color:var(--secondary-color);margin-bottom:1rem}.post-detail h1{font-size:3rem;letter-spacing:-.05em;margin-bottom:.5rem}.post-content{font-size:1.125rem;line-height:1.8;margin-top:2rem}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500}.form-group input,.form-group textarea{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:6px;background-color:var(--card-bg);color:inherit;font-family:inherit;font-size:1rem}.form-group textarea{min-height:200px;resize:vertical}.form-actions{display:flex;justify-content:flex-end;gap:1rem}.loading{text-align:center;padding:4rem 0;color:var(--secondary-color)}