:root{--bg:#fbfaf8;--surface:#fff;--text:#1b1b19;--muted:#6d6d67;--border:#e7e4dd;--accent:#0f766e;--accent-soft:#e6f4f1;--code-bg:#f4f2ee;--radius:14px;--maxw:720px}:root[data-theme=dark]{--bg:#16171a;--surface:#1e2024;--text:#e8e6e1;--muted:#9a9a94;--border:#2e3137;--accent:#5eead4;--accent-soft:#17312e;--code-bg:#26282d}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#16171a;--surface:#1e2024;--text:#e8e6e1;--muted:#9a9a94;--border:#2e3137;--accent:#5eead4;--accent-soft:#17312e;--code-bg:#26282d}}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:system-ui,-apple-system,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.75}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}.site-header{border-bottom:1px solid var(--border);background:var(--bg);z-index:10;position:sticky;top:0}.site-header .inner{max-width:var(--maxw);align-items:center;gap:24px;margin:0 auto;padding:18px 24px;display:flex}.brand{color:var(--text);letter-spacing:-.01em;font-size:17px;font-weight:600}.brand:hover{color:var(--accent);text-decoration:none}.nav{align-items:center;gap:18px;margin-left:auto;display:flex}.nav a{color:var(--muted);font-size:15px}.nav a:hover{color:var(--text);text-decoration:none}.nav a.active{color:var(--accent)}.theme-toggle{border:1px solid var(--border);background:var(--surface);color:var(--muted);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;width:34px;height:34px;padding:0;font-size:15px;line-height:1;display:flex}.theme-toggle:hover{color:var(--text);border-color:var(--muted)}main{min-height:60vh;padding:48px 0 64px}.site-footer{border-top:1px solid var(--border);color:var(--muted);padding:28px 0;font-size:14px}.site-footer .inner{max-width:var(--maxw);flex-wrap:wrap;justify-content:space-between;gap:16px;margin:0 auto;padding:0 24px;display:flex}.hero{padding:24px 0 40px}.hero h1{letter-spacing:-.02em;margin:0 0 12px;font-size:30px;line-height:1.35}.hero p{color:var(--muted);margin:0}.section-title{color:var(--muted);letter-spacing:.02em;margin:0 0 20px;font-size:15px;font-weight:600}.post-list{flex-direction:column;gap:4px;display:flex}.post-item{border-bottom:1px solid var(--border);padding:18px 0}.post-item:last-child{border-bottom:none}.post-item h3{letter-spacing:-.01em;margin:0 0 6px;font-size:19px;font-weight:600}.post-item h3 a{color:var(--text)}.post-item h3 a:hover{color:var(--accent);text-decoration:none}.post-item p{color:var(--muted);margin:0 0 10px;font-size:15px}.meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;display:flex}.tag{background:var(--accent-soft);color:var(--accent);border:1px solid #0000;border-radius:999px;padding:2px 10px;font-size:12px;display:inline-block}.tag:hover{border-color:var(--accent);text-decoration:none}.article-header{margin-bottom:32px}.article-header h1{letter-spacing:-.02em;margin:0 0 10px;font-size:30px;line-height:1.35}.article-header .desc{color:var(--muted);margin:0 0 14px}.back-link{color:var(--muted);font-size:14px}.tag-cloud{flex-wrap:wrap;gap:10px;display:flex}.prose{font-size:16.5px}.prose h2{letter-spacing:-.01em;margin:40px 0 14px;font-size:23px}.prose h3{margin:30px 0 10px;font-size:19px}.prose p{margin:0 0 18px}.prose ul,.prose ol{margin:0 0 18px;padding-left:24px}.prose li{margin-bottom:6px}.prose blockquote{border-left:3px solid var(--accent);color:var(--muted);margin:0 0 18px;padding:2px 0 2px 18px}.prose code{background:var(--code-bg);border-radius:5px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em}.prose pre{background:var(--code-bg);border-radius:var(--radius);border:1px solid var(--border);margin:0 0 20px;padding:16px 18px;overflow-x:auto}.prose pre code{background:0 0;padding:0;font-size:14px;line-height:1.65}.prose pre.astro-code{background-color:var(--code-bg)!important}:root[data-theme=dark] .prose pre.astro-code{color:var(--shiki-dark)}:root[data-theme=dark] .prose pre.astro-code span{color:var(--shiki-dark)!important}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .prose pre.astro-code{color:var(--shiki-dark)}:root:not([data-theme=light]) .prose pre.astro-code span{color:var(--shiki-dark)!important}}.prose hr{border:none;border-top:1px solid var(--border);margin:36px 0}.prose table{border-collapse:collapse;width:100%;margin:0 0 20px;font-size:15px}.prose th,.prose td{border:1px solid var(--border);text-align:left;padding:8px 12px}.prose th{background:var(--code-bg)}@media (width<=640px){.site-header .inner{flex-wrap:wrap;gap:12px}.nav{gap:14px}.hero h1,.article-header h1{font-size:25px}main{padding:32px 0 48px}}