:root{--bg:#ffffff;--bg-soft:#f6f6f4;--bg-elev:#ffffff;--text:#1b1b1d;--text-soft:#6a6a70;--text-faint:#9a9aa0;--border:#e9e9e6;--border-soft:#f0f0ee;--accent:#b4532a;--accent-soft:rgba(180, 83, 42, .09);--accent-line:rgba(180, 83, 42, .35);--code-bg:#f7f7f5;--shadow:0 1px 2px rgba(0,0,0,.04), 0 8px 24px -12px rgba(0,0,0,.10);--w-reading:46rem;--w-wide:62rem;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
               "Helvetica Neue", Helvetica, Arial, sans-serif;--font-serif:"Songti SC", "SimSun", "Noto Serif CJK SC", Georgia, serif;--font-mono:ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
               "Liberation Mono", monospace;--radius:10px;--radius-sm:6px}[data-theme=dark]{--bg:#131316;--bg-soft:#1b1b1f;--bg-elev:#1a1a1e;--text:#e9e9ea;--text-soft:#a2a2aa;--text-faint:#74747c;--border:#2a2a30;--border-soft:#232329;--accent:#e08a63;--accent-soft:rgba(224, 138, 99, .12);--accent-line:rgba(224, 138, 99, .4);--code-bg:#1c1c21;--shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.6)}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5rem}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;overflow-wrap:break-word;word-break:break-word;transition:background-color .25s ease,color .25s ease}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}::selection{background:var(--accent-soft);color:var(--accent)}.wrap{width:100%;max-width:var(--w-wide);margin:0 auto;padding:0 1.25rem}.wrap-narrow{width:100%;max-width:var(--w-reading);margin:0 auto;padding:0 1.25rem}.progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--accent);z-index:100;transition:width .08s linear}.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(180%)blur(14px);-webkit-backdrop-filter:saturate(180%)blur(14px);border-bottom:1px solid var(--border-soft)}.site-header .inner{display:flex;align-items:center;gap:1.25rem;height:3.75rem;min-width:0}.brand{display:flex;align-items:baseline;gap:.55rem;flex-shrink:0}.brand .logo{font-size:1.06rem;font-weight:700;letter-spacing:.12em;color:var(--text)}.brand .logo::after{content:"";display:inline-block;width:5px;height:5px;border-radius:50%;background:var(--accent);margin-left:.38rem;vertical-align:middle}.brand .tag{font-size:.74rem;color:var(--text-faint);letter-spacing:.04em}.nav{margin-left:auto;display:flex;align-items:center;gap:.25rem;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.nav::-webkit-scrollbar{display:none}.nav>*{flex-shrink:0}.nav a{position:relative;padding:.38rem .7rem;font-size:.875rem;color:var(--text-soft);border-radius:var(--radius-sm);transition:color .18s,background-color .18s}.nav a:hover{color:var(--text);background:var(--bg-soft)}.nav a.active{color:var(--accent);font-weight:600}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:2.1rem;height:2.1rem;padding:0;border:1px solid var(--border);background:0 0;color:var(--text-soft);border-radius:var(--radius-sm);cursor:pointer;transition:all .18s}.icon-btn:hover{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}.icon-btn svg{width:1rem;height:1rem}.hero{padding:4.5rem 0 3rem;border-bottom:1px solid var(--border-soft)}.hero h1{margin:0 0 .9rem;font-size:clamp(2rem,5vw,2.9rem);font-weight:700;letter-spacing:-.02em;line-height:1.2}.hero h1 .dot{color:var(--accent)}.hero p{margin:0;max-width:34rem;color:var(--text-soft);font-size:1.02rem}.hero .stats{margin-top:1.6rem;display:flex;flex-wrap:wrap;gap:1.6rem;font-size:.82rem;color:var(--text-faint)}.hero .stats b{color:var(--text);font-weight:600;font-size:.95rem;margin-right:.28rem}.section-title{display:flex;align-items:center;gap:.75rem;margin:3rem 0 1.4rem;font-size:.8rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--text-faint)}.section-title::after{content:"";flex:1;height:1px;background:var(--border-soft)}.post-list{display:flex;flex-direction:column}.post-item{padding:1.5rem 0;border-bottom:1px solid var(--border-soft)}.post-item:first-child{padding-top:.4rem}.post-item .meta{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;font-size:.78rem;color:var(--text-faint);margin-bottom:.5rem}.post-item .meta .cat{color:var(--accent);background:var(--accent-soft);padding:.1rem .5rem;border-radius:99px;font-weight:500;transition:background-color .18s}.post-item .meta .cat:hover{background:var(--accent);color:#fff}.post-item h2{margin:0 0 .45rem;font-size:1.22rem;font-weight:600;line-height:1.45;letter-spacing:-.01em}.post-item h2 a{transition:color .18s}.post-item h2 a:hover{color:var(--accent)}.post-item .excerpt{margin:0;font-size:.9rem;color:var(--text-soft);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:anywhere}.post-header{padding:3.4rem 0 2rem}.post-header h1{margin:0 0 1.1rem;font-size:clamp(1.7rem,4vw,2.3rem);font-weight:700;line-height:1.32;letter-spacing:-.02em}.post-meta{display:flex;align-items:center;flex-wrap:wrap;gap:.55rem .9rem;font-size:.82rem;color:var(--text-faint)}.post-meta .sep{color:var(--border)}.post-meta a{color:var(--accent)}.tag-row{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.2rem}.tag-row a{font-size:.76rem;color:var(--text-soft);border:1px solid var(--border);border-radius:99px;padding:.18rem .68rem;transition:all .18s}.tag-row a:hover{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}.prose{font-size:1.02rem;line-height:1.9;color:var(--text);word-wrap:break-word;overflow-wrap:break-word}.prose>*+*{margin-top:1.25em}.prose h2,.prose h3,.prose h4,.prose h5{margin-top:2.4em;margin-bottom:.8em;line-height:1.4;font-weight:650;letter-spacing:-.01em;scroll-margin-top:5rem}.prose h2{font-size:1.42rem}.prose h3{font-size:1.2rem}.prose h4{font-size:1.05rem}.prose a{color:var(--accent);border-bottom:1px solid var(--accent-line);transition:background-color .15s}.prose a:hover{background:var(--accent-soft)}.prose ul,.prose ol{padding-left:1.5em}.prose li+li{margin-top:.4em}.prose li::marker{color:var(--text-faint)}.prose blockquote{margin:1.8em 0;padding:.2em 0 .2em 1.2em;border-left:3px solid var(--accent-line);color:var(--text-soft);font-style:normal}.prose blockquote p{margin:.5em 0}.prose img{border-radius:var(--radius);margin:1.8em auto;box-shadow:var(--shadow)}.prose hr{border:none;border-top:1px solid var(--border);margin:2.6em 0}.prose code{font-family:var(--font-mono);font-size:.875em;background:var(--code-bg);border:1px solid var(--border-soft);padding:.12em .38em;border-radius:4px}.prose pre{background:var(--code-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.05rem 1.15rem;overflow-x:auto;font-size:.85rem;line-height:1.65}.prose pre code{background:0 0;border:none;padding:0;font-size:inherit}.prose table{width:100%;border-collapse:collapse;font-size:.9rem;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--border);padding:.55rem .8rem;text-align:left}.prose th{background:var(--bg-soft);font-weight:600}.toc{margin:2rem 0;padding:1.1rem 1.3rem;background:var(--bg-soft);border:1px solid var(--border-soft);border-radius:var(--radius);font-size:.88rem}.toc summary{cursor:pointer;font-weight:600;color:var(--text-soft);font-size:.82rem;letter-spacing:.06em;user-select:none}.toc nav{margin-top:.8rem}.toc ul{list-style:none;padding-left:0;margin:0}.toc ul ul{padding-left:1rem}.toc li{margin:.3rem 0}.toc a{color:var(--text-soft)}.toc a:hover{color:var(--accent)}.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:3.5rem 0 1rem}.post-nav a{padding:1rem 1.1rem;border:1px solid var(--border);border-radius:var(--radius);transition:all .18s}.post-nav a:hover{border-color:var(--accent-line);background:var(--accent-soft)}.post-nav .dir{display:block;font-size:.72rem;color:var(--text-faint);margin-bottom:.3rem;letter-spacing:.08em}.post-nav .ttl{font-size:.9rem;font-weight:500;line-height:1.5}.post-nav .next{text-align:right}.post-nav .empty{visibility:hidden}.comments{margin-top:3.5rem}.comments .comments-count{font-size:.72rem;font-weight:500;letter-spacing:.04em;color:var(--text-faint);text-transform:none}.comments-note{margin:-.4rem 0 1.4rem;font-size:.8rem;line-height:1.7;color:var(--text-faint)}.comment-list{list-style:none;margin:0;padding:0}.comment{padding:1.1rem 0 1.1rem 1.1rem;border-left:2px solid var(--border);transition:border-color .18s}.comment+.comment{border-top:1px solid var(--border-soft)}.comment:hover{border-left-color:var(--accent-line)}.comment-head{display:flex;align-items:baseline;gap:.7rem;flex-wrap:wrap;margin-bottom:.45rem}.comment-nick{font-size:.86rem;font-weight:600;color:var(--accent)}.comment-nick a{color:inherit;text-decoration:none}.comment-nick a:hover{text-decoration:underline}.comment-date{font-size:.74rem;color:var(--text-faint);font-variant-numeric:tabular-nums}.comment-body{font-size:.92rem;line-height:1.8;color:var(--text-soft);overflow-wrap:anywhere}.comment-body blockquote{margin:.5rem 0;padding:.1rem 0 .1rem .8rem;border-left:2px solid var(--border);color:var(--text-faint);font-size:.88rem}.year-group{margin-bottom:2.6rem}.year-head{display:flex;align-items:baseline;gap:.7rem;margin-bottom:.9rem}.year-head .y{font-size:1.5rem;font-weight:700;letter-spacing:-.01em}.year-head .n{font-size:.78rem;color:var(--text-faint)}.archive-item{display:flex;align-items:baseline;gap:1rem;padding:.55rem 0;border-bottom:1px dashed var(--border-soft);font-size:.94rem}.archive-item time{flex-shrink:0;font-size:.8rem;color:var(--text-faint);font-variant-numeric:tabular-nums}.archive-item a{flex:1}.archive-item:hover a{color:var(--accent)}.term-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(13rem,1fr));gap:.8rem;margin-top:1.6rem}.term-card{display:flex;align-items:center;justify-content:space-between;padding:.95rem 1.1rem;border:1px solid var(--border);border-radius:var(--radius);transition:all .18s}.term-card:hover{border-color:var(--accent-line);background:var(--accent-soft)}.term-card .name{font-weight:550;font-size:.95rem}.term-card .count{font-size:.78rem;color:var(--text-faint);font-variant-numeric:tabular-nums}.pager{display:flex;justify-content:center;gap:.4rem;margin:3rem 0 1rem}.pager a,.pager span{min-width:2.2rem;height:2.2rem;display:inline-flex;align-items:center;justify-content:center;padding:0 .6rem;font-size:.85rem;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-soft)}.pager a:hover{border-color:var(--accent-line);color:var(--accent);background:var(--accent-soft)}.pager .cur{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.pager .off{opacity:.4}.search-box{position:relative;margin:0 0 2rem}.search-box input{width:100%;padding:.85rem 1.1rem .85rem 2.7rem;font-size:.95rem;font-family:inherit;color:var(--text);background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--radius);outline:none;transition:all .18s}.search-box input:focus{border-color:var(--accent-line);background:var(--bg-elev)}.search-box .ic{position:absolute;left:.95rem;top:50%;transform:translateY(-50%);width:1rem;height:1rem;color:var(--text-faint);pointer-events:none}.search-results{display:flex;flex-direction:column}.search-results .hit{display:block;padding:.9rem 0;border-bottom:1px solid var(--border-soft)}.search-results .hit:hover .t{color:var(--accent)}.search-results .t{font-weight:600;font-size:1rem;margin-bottom:.25rem}.search-results .d{font-size:.78rem;color:var(--text-faint)}.search-empty{padding:2rem 0;color:var(--text-faint);font-size:.9rem}.site-footer{margin-top:5rem;padding:2.5rem 0 3rem;border-top:1px solid var(--border-soft);font-size:.82rem;color:var(--text-faint)}.site-footer .inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}.site-footer a{color:var(--text-soft)}.site-footer a:hover{color:var(--accent)}.site-footer .links{display:flex;gap:1.1rem}@media(max-width:640px){.hero{padding:3rem 0 2.2rem}.brand .tag{display:none}.site-header .inner{gap:.5rem}.brand .logo{font-size:.98rem;letter-spacing:.08em}.nav{gap:.1rem}.nav a{padding:.36rem .42rem;font-size:.8rem}.icon-btn{width:1.9rem;height:1.9rem}.post-nav{grid-template-columns:1fr}.post-nav .next{text-align:left}.archive-item{flex-direction:column;gap:.15rem}.prose{font-size:1rem;line-height:1.85}}@media(max-width:420px){.wrap,.wrap-narrow{padding:0 1rem}.brand .logo{font-size:.92rem;letter-spacing:.05em}.brand .logo::after{width:4px;height:4px;margin-left:.25rem}.nav a{padding:.34rem;font-size:.76rem}.icon-btn{width:1.8rem;height:1.8rem}}@media print{.site-header,.site-footer,.post-nav,.progress,.toc{display:none}}