:root{color-scheme:light;--bg: #eef1ec;--paper: #fffdf7;--paper-soft: #edf4f0;--text: #242421;--muted: #68736e;--line: #cfd8d2;--accent: #5f6f52;--accent-strong: #34483b;--code-bg: #252821;--shadow: 0 24px 70px rgb(52 72 59 / .12)}*{box-sizing:border-box}html{font-family:Georgia,Times New Roman,Songti SC,SimSun,serif;background:var(--bg);color:var(--text)}body{margin:0;min-height:100vh;background:linear-gradient(rgb(95 111 82 / .04) 1px,transparent 1px),linear-gradient(90deg,rgb(95 111 82 / .025) 1px,transparent 1px),var(--bg);background-size:28px 28px}a{color:var(--accent);text-decoration-thickness:.08em;text-underline-offset:.18em}a:hover{color:var(--accent-strong)}[data-i18n=zh],html[data-lang=zh] [data-i18n=en]{display:none}html[data-lang=zh] [data-i18n=zh]{display:inline}.site-shell{width:min(100% - 28px,880px);margin:28px auto;padding:0 clamp(18px,4vw,52px);background:var(--paper);border:1px solid rgb(207 216 210 / .9);border-radius:8px;box-shadow:var(--shadow)}.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:30px 0 24px;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;color:var(--text);text-decoration:none}.brand-copy{display:grid;gap:2px}.brand-name{font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:1rem;font-weight:800;letter-spacing:.08em}.brand-subtitle{color:var(--muted);font-size:.86rem}.nav{display:flex;align-items:center;gap:16px;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.9rem}.nav a{color:var(--muted);text-decoration:none}.nav a:hover{color:var(--text)}.language-toggle{display:inline-flex;align-items:center;justify-content:center;min-height:32px;border:1px solid var(--line);border-radius:6px;padding:4px 10px;background:var(--paper-soft);color:var(--accent-strong);cursor:pointer;font:inherit}.language-toggle:hover{border-color:var(--accent)}main{padding:54px 0 78px}.hero{display:grid;gap:18px;margin-bottom:48px}.eyebrow{color:var(--accent);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.78rem;font-weight:750;letter-spacing:.14em;text-transform:uppercase}h1,h2,h3{line-height:1.1}h1{max-width:720px;margin:0;font-size:clamp(2.15rem,6vw,4.7rem);font-weight:500;letter-spacing:0}.lede{max-width:650px;margin:0;color:var(--muted);font-size:clamp(1.08rem,2vw,1.26rem);line-height:1.85}.post-list{display:grid;gap:0;border-top:1px solid var(--line)}.post-card{display:grid;gap:12px;padding:28px 0;border-bottom:1px solid var(--line)}.post-card h2{margin:0;font-size:clamp(1.35rem,3vw,2.05rem);font-weight:500}.post-card h2 a{color:var(--text);text-decoration:none}.post-card h2 a:hover{color:var(--accent-strong)}.meta{color:var(--muted);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.92rem}.summary{max-width:680px;margin:0;color:var(--muted);line-height:1.8}.post-stats{margin:0;color:var(--muted);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.9rem}.tags{display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:4px 0 0;list-style:none}.tag{border:1px solid var(--line);border-radius:6px;padding:4px 10px;background:var(--paper-soft);color:var(--muted);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.82rem}.prose{max-width:680px;font-size:1.08rem;line-height:1.92}.prose h2{margin-top:2.35em;font-weight:500}.prose p{margin:1.18em 0}.prose img{max-width:100%;border-radius:8px;border:1px solid var(--line)}.prose pre{overflow-x:auto;border-radius:8px;padding:18px;background:var(--code-bg)}.prose code{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.94em}.comments{max-width:680px;margin-top:56px;padding-top:30px;border-top:1px solid var(--line)}.comments h2{margin:0 0 18px;font-size:1.35rem;font-weight:500}.site-footer{padding:26px 0 38px;border-top:1px solid var(--line);color:var(--muted);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:.92rem}@media(max-width:640px){.site-header{align-items:flex-start;flex-direction:column}main{padding-top:36px}.site-shell{margin:14px auto}}