*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:#fbfbfc;color:#1f2329;font:15px/1.85 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}
a{color:#2f5fd0;text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 24px}
.site-head{border-bottom:1px solid #e8eaed;background:rgba(255,255,255,.86);backdrop-filter:blur(8px);position:sticky;top:0;z-index:5}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-size:16px;font-weight:650;letter-spacing:.02em;color:#1f2329}
.brand span{font-weight:400;color:#9aa0a6;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;margin-left:6px}
.site-nav{display:flex;gap:20px;font-size:14px}
.site-nav a{color:#4e5969}
.site-nav a.on{color:#1f2329;font-weight:600}
main{padding:52px 0 40px;min-height:60vh}
.intro h1{font-size:25px;margin:0 0 14px;letter-spacing:-.01em}
.intro p{color:#4e5969;margin:0 0 12px}
.notice{margin-top:20px!important;padding:12px 16px;background:#f5f7fa;border:1px solid #e8eaed;border-left:3px solid #b6bec9;border-radius:4px;font-size:13.5px;color:#5f6672!important}
.list-head{display:flex;align-items:baseline;justify-content:space-between;margin:44px 0 6px;padding-bottom:10px;border-bottom:1px solid #e8eaed;font-size:13px;color:#86909c;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.list-head strong{font-size:14px;color:#1f2329;font-weight:600;font-family:inherit}
.post-item{display:grid;grid-template-columns:92px 1fr;gap:16px;padding:20px 0;border-bottom:1px solid #eef0f2;color:inherit}
.post-item:hover{text-decoration:none;background:linear-gradient(90deg,rgba(47,95,208,.035),transparent)}
.post-item:hover h2{color:#2f5fd0}
.post-item time{font:12px/1.9 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#9aa0a6;padding-top:3px}
.post-item h2{font-size:17px;margin:0 0 6px;font-weight:620;color:#1f2329;letter-spacing:-.005em}
.post-item p{margin:0;color:#6b7280;font-size:13.5px;line-height:1.7}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.tag{font:11px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#5f6672;background:#f2f4f7;border:1px solid #e8eaed;border-radius:3px;padding:1px 7px}
.back{display:inline-block;font-size:13px;color:#86909c;margin-bottom:28px}
.post-head{margin-bottom:34px;padding-bottom:24px;border-bottom:1px solid #e8eaed}
.post-meta{font:12px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#9aa0a6;margin-bottom:12px}
.post-head h1{font-size:27px;line-height:1.4;margin:0 0 12px;letter-spacing:-.02em}
.post-summary{color:#6b7280;margin:0;font-size:14.5px}
.post-body{font-size:15px}
.post-body h2{font-size:18px;margin:36px 0 12px;padding-left:11px;border-left:3px solid #2f5fd0;letter-spacing:-.01em}
.post-body h3{font-size:15.5px;margin:26px 0 8px}
.post-body p{margin:0 0 16px;color:#333a45}
.post-body ul,.post-body ol{margin:0 0 18px;padding-left:22px;color:#333a45}
.post-body li{margin:5px 0}
.post-body blockquote{margin:18px 0;padding:10px 16px;background:#f7f8fa;border-left:3px solid #c9ced6;color:#5f6672;font-size:14px}
.post-body blockquote p{margin:0;color:inherit}
pre{background:#f6f7f9;border:1px solid #e8eaed;border-radius:5px;padding:14px 16px;overflow-x:auto;margin:18px 0;font:12.5px/1.75 ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;color:#2b3038}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;background:#f2f4f7;padding:1px 5px;border-radius:3px;color:#a3374b}
pre code{background:none;padding:0;color:inherit;font-size:inherit}
.post-body strong{font-weight:650;color:#1f2329}
.post-nav{display:flex;justify-content:space-between;gap:16px;margin-top:48px;padding-top:20px;border-top:1px solid #e8eaed;font-size:13.5px}
.post-nav span{color:#c9ced6}
.site-foot{border-top:1px solid #e8eaed;margin-top:40px;padding:24px 0 40px;color:#9aa0a6;font-size:12.5px}
.site-foot p{margin:4px 0}
.site-foot a{color:#6b7280}
.about-list{padding-left:20px;color:#4e5969}
.about-list li{margin:8px 0}
@media(max-width:600px){
 .wrap{padding:0 18px}
 main{padding:34px 0 24px}
 .post-item{grid-template-columns:1fr;gap:4px}
 .post-item time{padding-top:0}
 .post-head h1{font-size:23px}
 .site-head .wrap{height:54px}
}