:root{--bg:#0f1115;--card:#181b22;--text:#e7e9ee;--muted:#9aa3b2;--accent:#6ea8fe;--border:#262b36}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}.container{max-width:720px;margin:0 auto;padding:48px 20px}.site-title{margin:0 0 4px;font-size:2rem}.site-subtitle{margin:0 0 40px;color:var(--muted)}.card{display:block;padding:20px 22px;margin-bottom:16px;background:var(--card);border:1px solid var(--border);border-radius:12px;text-decoration:none;color:inherit;transition:border-color .15s ease,transform .15s ease}.card:hover{border-color:var(--accent);transform:translateY(-2px)}.card h2{margin:0 0 6px;font-size:1.25rem}.card .date{color:var(--muted);font-size:.85rem}.card .excerpt{margin:10px 0 0;color:var(--muted)}.post-date{color:var(--muted);font-size:.9rem}.post-body{white-space:pre-wrap;margin-top:24px}.back-link{display:inline-block;margin-bottom:32px;color:var(--accent);text-decoration:none}.back-link:hover{text-decoration:underline}