:root{color-scheme:dark;--bg: #0d1017;--surface: #141925;--border: #242c3d;--text: #d5dbe6;--text-dim: #8b95a8;--accent: #7aa2f7;--accent-soft: rgba(122, 162, 247, .12);--code-bg: #0b0f16}[data-theme=light]{color-scheme:light;--bg: #fafbfc;--surface: #ffffff;--border: #e3e7ed;--text: #1f242d;--text-dim: #5d6675;--accent: #2563eb;--accent-soft: rgba(37, 99, 235, .09);--code-bg: #f3f5f8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}img{max-width:100%;border-radius:8px}hr{border:none;border-top:1px solid var(--border);margin:2.5rem 0}::selection{background:var(--accent-soft)}.container{max-width:44rem;margin:0 auto;padding:0 1.25rem}.site-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.site-header .container{display:flex;align-items:center;gap:1rem;height:3.5rem}.site-title{font-weight:700;font-size:1.05rem;color:var(--text);letter-spacing:.02em}.site-title:hover{text-decoration:none;color:var(--accent)}.site-nav{margin-left:auto;display:flex;align-items:center;gap:1.1rem}.site-nav a{color:var(--text-dim);font-size:.95rem}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--accent);text-decoration:none}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:2rem;height:2rem;padding:0;border:none;border-radius:6px;background:transparent;color:var(--text-dim);cursor:pointer}.icon-btn:hover{background:var(--accent-soft);color:var(--accent)}.site-footer{margin-top:5rem;padding:2rem 0;border-top:1px solid var(--border);color:var(--text-dim);font-size:.88rem}.site-footer .container{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem}.site-footer a{color:var(--text-dim)}.site-footer a:hover{color:var(--accent)}.post-list{list-style:none;margin:2.5rem 0 0;padding:0}.post-list li{padding:1.1rem 0;border-bottom:1px solid var(--border)}.post-list li:last-child{border-bottom:none}.post-list .post-title{font-size:1.12rem;font-weight:600;color:var(--text)}.post-list .post-title:hover{color:var(--accent);text-decoration:none}.post-list .post-date{display:block;margin-top:.2rem;color:var(--text-dim);font-size:.85rem;font-variant-numeric:tabular-nums}.page-intro{margin:3rem 0 0}.page-intro h1{font-size:1.6rem;margin:0 0 .4rem;letter-spacing:-.01em}.page-intro p{margin:0;color:var(--text-dim)}.pagination{display:flex;justify-content:space-between;margin:2.5rem 0 0}.pagination a,.pagination span{font-size:.92rem;color:var(--text-dim)}.tag-cloud{margin-top:2.5rem;display:flex;flex-wrap:wrap;gap:.6rem}.tag-cloud a{padding:.25rem .8rem;border:1px solid var(--border);border-radius:999px;color:var(--text-dim);font-size:.9rem}.tag-cloud a:hover{border-color:var(--accent);color:var(--accent);text-decoration:none}.tag{display:inline-block;margin-right:.5rem;padding:.1rem .6rem;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.8rem}a.tag:hover{text-decoration:none;filter:brightness(1.15)}.post-header{margin:3rem 0 2rem}.post-header h1{margin:0 0 .8rem;font-size:1.8rem;line-height:1.35;letter-spacing:-.01em}.post-meta{color:var(--text-dim);font-size:.88rem;font-variant-numeric:tabular-nums}.post-meta .tags{margin-top:.5rem}.prose{font-size:1.02rem}.prose>*:first-child{margin-top:0}.prose h2{margin:2.4rem 0 .9rem;font-size:1.35rem;scroll-margin-top:5rem}.prose h3{margin:2rem 0 .7rem;font-size:1.12rem;scroll-margin-top:5rem}.prose p,.prose ul,.prose ol,.prose blockquote{margin:1.1rem 0}.prose ul,.prose ol{padding-left:1.5rem}.prose li{margin:.35rem 0}.prose blockquote{margin-left:0;padding:.4rem 1.1rem;border-left:3px solid var(--accent);color:var(--text-dim);background:var(--surface);border-radius:0 6px 6px 0}.prose code{font-family:ui-monospace,SFMono-Regular,Cascadia Code,Consolas,monospace;font-size:.88em;background:var(--accent-soft);color:var(--accent);padding:.15em .4em;border-radius:4px}.prose pre{background:var(--code-bg);border:1px solid var(--border);border-radius:8px;padding:1rem 1.1rem;overflow-x:auto;line-height:1.6}.prose pre code{background:none;color:inherit;padding:0;font-size:.86rem}.prose table{width:100%;border-collapse:collapse;font-size:.92rem}.prose th,.prose td{border:1px solid var(--border);padding:.5rem .75rem;text-align:left}.prose th{background:var(--surface)}.post-footer-nav{margin-top:3.5rem;padding-top:1.5rem;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:1rem}.post-footer-nav a{font-size:.92rem;color:var(--text-dim);max-width:48%}.post-footer-nav .next{text-align:right}.post-layout{display:block}.toc{display:none}@media(min-width:1200px){.post-layout{display:grid;grid-template-columns:minmax(0,44rem) 15rem;gap:3rem;max-width:65rem;margin:0 auto;padding:0 1.25rem}.post-layout>.container{max-width:none;margin:0;padding:0}.toc{display:block;position:sticky;top:5.5rem;align-self:start;max-height:calc(100vh - 7rem);overflow:auto;font-size:.85rem}.toc a{display:block;color:var(--text-dim);border-left:2px solid var(--border);padding:.25rem 0 .25rem .75rem}.toc a.active{color:var(--accent);border-left-color:var(--accent)}.toc a.depth-3{padding-left:1.5rem}}.search-dialog{width:min(38rem,92vw);margin:8vh auto 0;padding:0;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text)}.search-dialog::backdrop{background:#0000008c;backdrop-filter:blur(2px)}#search{--pagefind-ui-primary: var(--accent);--pagefind-ui-text: var(--text);--pagefind-ui-background: var(--surface);--pagefind-ui-border: var(--border);--pagefind-ui-tag: var(--code-bg);--pagefind-ui-border-width: 0;--pagefind-ui-font: inherit}#search input{font-size:1rem}.comments{margin-top:3.5rem}