:root{--fg:#1a1a2e;--muted:#5c5c74;--accent:#2563eb;--bg:#fafafa;--card:#fff;--border:#e5e7eb}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;color:var(--fg);background:var(--bg);line-height:1.7}
header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.logo{font-size:20px;font-weight:800;text-decoration:none;color:var(--fg)}
.logo span{color:var(--accent)}
nav a{margin-left:18px;text-decoration:none;color:var(--muted);font-weight:500;font-size:15px}
nav a:hover{color:var(--accent)}
main{max-width:760px;margin:0 auto;padding:40px 20px 64px}
h1{font-size:32px;line-height:1.25;margin:8px 0 16px}
h2{font-size:24px;margin:36px 0 12px}
h3{font-size:19px;margin:28px 0 8px}
p{margin:12px 0}
a{color:var(--accent)}
.tagline{font-size:18px;color:var(--muted)}
.cta{display:inline-block;margin:18px 0;padding:12px 22px;background:var(--accent);color:#fff;text-decoration:none;border-radius:8px;font-weight:600}
.hero{padding:12px 0 24px;border-bottom:1px solid var(--border);margin-bottom:28px}
table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.table-wrap{overflow-x:auto}
th,td{border:1px solid var(--border);padding:8px 10px;text-align:left}
th{background:#f1f3f7}
tr:nth-child(even){background:#fafbfc}
ul,ol{margin:12px 0 12px 22px}
li{margin:5px 0}
code{background:#eef1f6;padding:2px 6px;border-radius:4px;font-size:13.5px}
pre{background:#1a1a2e;color:#e6e6ef;padding:16px;border-radius:8px;overflow-x:auto;margin:16px 0}
pre code{background:none;padding:0;color:inherit}
blockquote{border-left:4px solid var(--accent);padding:4px 16px;color:var(--muted);margin:16px 0}
hr{border:none;border-top:1px solid var(--border);margin:28px 0}
.post-list{list-style:none;margin:0}
.post-list li{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px 20px;margin:12px 0}
.post-list li a{text-decoration:none}
.post-list li span{color:var(--muted);font-size:14.5px}
footer{border-top:1px solid var(--border);padding:28px 20px;text-align:center;color:var(--muted);font-size:13.5px}
footer p{margin:8px 0}
.foot-links a{color:var(--muted)}
img{max-width:100%;height:auto;border-radius:8px}
strong{color:var(--fg)}