:root{color-scheme:light dark;--bg:#eef2f6;--surface:#ffffff;--surface-2:#f6f8fa;--text:#1f2933;--muted:#65717e;--line:#e1e6ec;--accent:#1d6fe0;--accent-soft:#e7f0fd;--accent-text:#ffffff;--quote:#f6f8fa;--shadow:0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);--shadow-hover:0 6px 18px rgba(16, 24, 40, .10);--code-bg:#0d1117;--code-head:#161b22;--code-line:#30363d;--code-text:#e6edf3;--code-muted:#7d8590;--inline-code-bg:#eef1f5;--radius:12px;--font:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Meiryo", system-ui, sans-serif;--mono:ui-monospace, "SFMono-Regular", "Menlo", "Consolas", "Osaka-Mono", "MS Gothic", "Noto Sans Mono CJK JP", monospace}@media(prefers-color-scheme:dark){:root{--bg:#0b0f14;--surface:#131920;--surface-2:#1a212a;--text:#e3e8ee;--muted:#94a0ad;--line:#26303b;--accent:#5aa2ff;--accent-soft:#15253a;--accent-text:#0b0f14;--quote:#1a212a;--shadow:0 1px 2px rgba(0, 0, 0, .3);--shadow-hover:0 6px 18px rgba(0, 0, 0, .45);--code-line:#26303b;--inline-code-bg:#1f2731}}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-padding-top:76px}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.85;overflow-wrap:anywhere}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}svg{vertical-align:middle}.wrap{max-width:1200px;margin:0 auto;padding:0 16px}.site-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:saturate(180%)blur(10px);-webkit-backdrop-filter:saturate(180%)blur(10px);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);min-width:0}.brand:hover{text-decoration:none}.brand-mark{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#7c5cff);color:#fff;font-weight:800;font-size:1.05rem;font-family:var(--mono)}.brand-text{display:flex;flex-direction:column;min-width:0;line-height:1.3}.site-title{font-size:1.05rem;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.site-desc{color:var(--muted);font-size:.72rem}.site-nav{display:flex;align-items:center;gap:4px;font-size:.9rem;flex:none}.site-nav a{padding:6px 10px;border-radius:8px;color:var(--muted);font-weight:600}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--text);background:var(--surface-2);text-decoration:none}.site-nav .nav-search{display:grid;place-items:center;width:36px;height:36px;padding:0}@media(max-width:600px){.header-inner{flex-wrap:wrap;gap:2px 8px;min-height:0;padding-top:10px;padding-bottom:4px}.site-desc{display:none}.site-nav{width:100%;margin:0 -10px}.site-nav a:not(.nav-search){padding:4px 10px;font-size:.85rem}.site-nav .nav-search{margin-left:auto}}.layout{display:grid;grid-template-columns:minmax(0,1fr)280px;gap:28px;padding-top:28px;padding-bottom:56px;align-items:start}@media(max-width:900px){.layout{grid-template-columns:minmax(0,1fr)}}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card.page{padding:28px 32px}@media(max-width:600px){.card.page{padding:20px 18px}}.list-title{font-size:1.15rem;margin:0 0 16px;display:flex;align-items:center;gap:8px}.list-title::before{content:"";width:4px;height:1.1em;border-radius:2px;background:var(--accent)}.card.page .list-title{font-size:1.4rem;margin-bottom:20px}.entry{padding:20px 24px;margin:0 0 14px;transition:box-shadow .15s,transform .15s}.entry:hover{box-shadow:var(--shadow-hover);transform:translateY(-1px)}.entry-title{font-size:1.2rem;line-height:1.5;margin:6px 0 4px}.entry-title a{color:var(--text)}.entry-title a:hover{color:var(--accent);text-decoration:none}.summary{margin:8px 0 0;color:var(--muted);font-size:.92rem;line-height:1.75}@media(max-width:600px){.entry{padding:16px 18px}}.chips{display:flex;flex-wrap:wrap;gap:6px}.chip{display:inline-block;padding:1px 10px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.76rem;font-weight:600;line-height:1.8}.chip:hover{background:var(--accent);color:var(--accent-text);text-decoration:none}.meta{color:var(--muted);font-size:.84rem;display:flex;flex-wrap:wrap;align-items:center;gap:4px 14px}.meta time{display:inline-flex;align-items:center;gap:5px}.meta .tags{display:flex;flex-wrap:wrap;gap:4px 10px}.meta a{color:var(--muted)}.meta a:hover{color:var(--accent)}.post{padding:36px 44px 44px}@media(max-width:600px){.post{padding:22px 18px 28px;border-radius:0;border-left:0;border-right:0;margin:0 -16px}}.post-header{padding-bottom:20px;border-bottom:1px solid var(--line)}.post-title{font-size:1.85rem;line-height:1.45;margin:10px 0;letter-spacing:.01em}@media(max-width:600px){.post-title{font-size:1.45rem}}.post-body{margin-top:28px;font-size:1.02rem}.post-body p{margin:0 0 1.2em}.post-body h1,.post-body h2,.post-body h3,.post-body h4{line-height:1.5;margin:2.2em 0 .8em}.post-body h2{font-size:1.4rem;padding:0 0 8px 14px;border-bottom:1px solid var(--line);position:relative}.post-body h2::before{content:"";position:absolute;left:0;top:.2em;bottom:calc(8px + .2em);width:5px;border-radius:3px;background:var(--accent)}.post-body h3{font-size:1.18rem;padding-left:12px;border-left:3px solid var(--line)}.post-body h4{font-size:1.05rem}.post-body img{max-width:100%;height:auto;vertical-align:middle;border-radius:6px}.post-body blockquote{margin:1.4em 0;padding:12px 18px;background:var(--quote);border-left:4px solid var(--line);border-radius:0 8px 8px 0;color:var(--muted)}.post-body blockquote p:last-child{margin-bottom:0}.post-body table{border-collapse:collapse;display:block;overflow-x:auto;max-width:100%;margin:1.2em 0;font-size:.92rem}.post-body th{background:var(--surface-2)}.post-body td,.post-body th{border:1px solid var(--line);padding:6px 10px}.post-body ul,.post-body ol{padding-left:1.5em}.post-body li{margin:.2em 0}.post-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}.post-body font[color]{color:inherit}.post-body .section{margin:0}pre,code{font-family:var(--mono);font-size:.875rem}.post-body :not(pre)>code{padding:.15em .45em;border-radius:5px;background:var(--inline-code-bg);color:var(--text);font-size:.86em}.post-body pre{overflow-x:auto;margin:1.4em 0;padding:16px 18px;border-radius:10px;background:var(--code-bg);color:var(--code-text);line-height:1.7;tab-size:4}.post-body pre code{font-size:inherit;color:inherit}.post-body .highlight{margin:1.4em 0;background:0 0}.post-body .highlight pre{margin:0}.syntax-highlight .synComment{color:#8b949e;font-style:italic}.syntax-highlight .synConstant{color:#a5d6ff}.syntax-highlight .synIdentifier{color:#d2a8ff}.syntax-highlight .synStatement{color:#ff7b72}.syntax-highlight .synPreProc{color:#ff7b72}.syntax-highlight .synType{color:#ffa657}.syntax-highlight .synSpecial{color:#79c0ff}.code-block{margin:1.5em 0;border-radius:10px;overflow:hidden;background:var(--code-bg);box-shadow:0 2px 8px rgba(0,0,0,.12)}.code-block .highlight,.code-block pre{margin:0;border-radius:0}.code-head{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 8px 6px 14px;background:var(--code-head);border-bottom:1px solid var(--code-line);font-size:.75rem;line-height:1.6}.code-head::before{content:"";flex:none;width:46px;height:10px;margin-right:4px;background:radial-gradient(circle at 5px 5px,#ff5f57 4.5px,transparent 5px),radial-gradient(circle at 23px 5px,#febc2e 4.5px,transparent 5px),radial-gradient(circle at 41px 5px,#28c840 4.5px,transparent 5px);opacity:.85}.code-lang{flex:1;color:var(--code-muted);font-family:var(--mono);letter-spacing:.02em}.code-copy{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border:1px solid var(--code-line);border-radius:6px;background:0 0;color:var(--code-muted);font:inherit;cursor:pointer}.code-copy:hover{color:var(--code-text);border-color:var(--code-muted)}.code-copy.done{color:#3fb950;border-color:#3fb950}.post-body pre.has-ln{display:flex;padding-left:0}.post-body pre.has-ln>code{flex:none}.code-ln{flex:none;position:sticky;left:0;padding:0 12px 0 14px;margin-right:16px;text-align:right;color:var(--code-muted);background:var(--code-bg);border-right:1px solid var(--code-line);user-select:none;-webkit-user-select:none;white-space:pre}.toc{margin:24px 0 0;padding:14px 20px;border:1px solid var(--line);border-radius:10px;background:var(--surface-2);font-size:.92rem}.toc summary{cursor:pointer;font-weight:700;color:var(--muted)}.toc ul{margin:6px 0 0;padding-left:1.2em}.toc ul ul{list-style:none}.toc nav>ul{padding-left:0;list-style:none}.toc li{margin:3px 0}.video{position:relative;aspect-ratio:16/9;margin:1.2em 0;max-width:640px}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:8px}.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px;font-size:.92rem}.post-nav a{display:block;padding:14px 18px;color:var(--text);line-height:1.6;transition:box-shadow .15s}.post-nav a:hover{box-shadow:var(--shadow-hover);text-decoration:none}.post-nav .label{display:block;color:var(--muted);font-size:.78rem;margin-bottom:2px}.post-nav .prev{text-align:right;grid-column:2}@media(max-width:600px){.post-nav{grid-template-columns:1fr}.post-nav .prev{grid-column:auto}}.pager{display:flex;justify-content:space-between;align-items:center;margin-top:20px;font-size:.92rem}.pager a{padding:8px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow);font-weight:600}.pager a:hover{text-decoration:none;border-color:var(--accent)}.pager .pos{color:var(--muted);font-size:.85rem}.archive-list{list-style:none;padding:0;margin:0 0 24px}.archive-list li{padding:8px 0;border-bottom:1px dashed var(--line)}.archive-list time{display:inline-block;min-width:4.8em;color:var(--muted);font-size:.85rem;font-family:var(--mono)}.month-head{font-size:1.05rem;margin:24px 0 8px}.month-links a{display:inline-block;margin:0 6px 6px 0;padding:1px 10px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:.88rem;white-space:nowrap}.month-links a:hover{border-color:var(--accent);text-decoration:none}.term-list{columns:3 180px;padding-left:1.2em}.sidebar{font-size:.9rem;display:flex;flex-direction:column;gap:16px}.widget{padding:16px 18px}.sidebar h3{font-size:.78rem;letter-spacing:.12em;color:var(--muted);margin:0 0 10px}.sidebar ul{list-style:none;margin:0;padding:0}.sidebar li{padding:4px 0;line-height:1.6}.sidebar .cats{display:flex;flex-wrap:wrap;gap:6px}.sidebar .cats li{padding:0}.sidebar .cats a{display:inline-block;padding:1px 10px;border-radius:999px;background:var(--accent-soft);font-size:.82rem;font-weight:600}.sidebar .cats a:hover{background:var(--accent);color:var(--accent-text);text-decoration:none}.sidebar .more{display:inline-block;margin-top:10px;font-size:.84rem}.count{color:var(--muted);font-size:.76rem}.years details summary{cursor:pointer}.years details ul{padding:4px 0 4px 1.2em;display:flex;flex-wrap:wrap;gap:0 10px}.search-form{display:flex;gap:6px}.search-form input{flex:1;min-width:0;padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface-2);color:var(--text);font:inherit}.search-form input:focus{outline:2px solid var(--accent);outline-offset:-1px}.search-form button{padding:7px 14px;border:0;border-radius:8px;background:var(--accent);color:var(--accent-text);font:inherit;font-weight:600;cursor:pointer}.site-footer{border-top:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:.85rem}.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding-top:22px;padding-bottom:26px}#search{--pagefind-ui-primary:var(--accent);--pagefind-ui-text:var(--text);--pagefind-ui-background:var(--surface);--pagefind-ui-border:var(--line);--pagefind-ui-font:var(--font)}pre{line-height:125%}td.linenos .normal{color:#6e7681;background-color:#0d1117;padding-left:5px;padding-right:5px}span.linenos{color:#6e7681;background-color:#0d1117;padding-left:5px;padding-right:5px}td.linenos .special{color:#e6edf3;background-color:#6e7681;padding-left:5px;padding-right:5px}span.linenos.special{color:#e6edf3;background-color:#6e7681;padding-left:5px;padding-right:5px}.highlight .hll{background-color:#6e7681}.highlight{background:#0d1117;color:#e6edf3}.highlight .c{color:#8b949e;font-style:italic}.highlight .err{color:#f85149}.highlight .esc{color:#e6edf3}.highlight .g{color:#e6edf3}.highlight .k{color:#ff7b72}.highlight .l{color:#a5d6ff}.highlight .n{color:#e6edf3}.highlight .o{color:#ff7b72;font-weight:700}.highlight .x{color:#e6edf3}.highlight .p{color:#e6edf3}.highlight .ch{color:#8b949e;font-style:italic}.highlight .cm{color:#8b949e;font-style:italic}.highlight .cp{color:#8b949e;font-weight:700;font-style:italic}.highlight .cpf{color:#8b949e;font-style:italic}.highlight .c1{color:#8b949e;font-style:italic}.highlight .cs{color:#8b949e;font-weight:700;font-style:italic}.highlight .gd{color:#ffa198;background-color:#490202}.highlight .ge{color:#e6edf3;font-style:italic}.highlight .ges{color:#e6edf3;font-weight:700;font-style:italic}.highlight .gr{color:#ffa198}.highlight .gh{color:#79c0ff;font-weight:700}.highlight .gi{color:#56d364;background-color:#0f5323}.highlight .go{color:#8b949e}.highlight .gp{color:#8b949e}.highlight .gs{color:#e6edf3;font-weight:700}.highlight .gu{color:#79c0ff}.highlight .gt{color:#ff7b72}.highlight .g-Underline{color:#e6edf3;text-decoration:underline}.highlight .kc{color:#79c0ff}.highlight .kd{color:#ff7b72}.highlight .kn{color:#ff7b72}.highlight .kp{color:#79c0ff}.highlight .kr{color:#ff7b72}.highlight .kt{color:#ff7b72}.highlight .ld{color:#79c0ff}.highlight .m{color:#a5d6ff}.highlight .s{color:#a5d6ff}.highlight .na{color:#e6edf3}.highlight .nb{color:#e6edf3}.highlight .nc{color:#f0883e;font-weight:700}.highlight .no{color:#79c0ff;font-weight:700}.highlight .nd{color:#d2a8ff;font-weight:700}.highlight .ni{color:#ffa657}.highlight .ne{color:#f0883e;font-weight:700}.highlight .nf{color:#d2a8ff;font-weight:700}.highlight .nl{color:#79c0ff;font-weight:700}.highlight .nn{color:#ff7b72}.highlight .nx{color:#e6edf3}.highlight .py{color:#79c0ff}.highlight .nt{color:#7ee787}.highlight .nv{color:#79c0ff}.highlight .ow{color:#ff7b72;font-weight:700}.highlight .pm{color:#e6edf3}.highlight .w{color:#6e7681}.highlight .mb{color:#a5d6ff}.highlight .mf{color:#a5d6ff}.highlight .mh{color:#a5d6ff}.highlight .mi{color:#a5d6ff}.highlight .mo{color:#a5d6ff}.highlight .sa{color:#79c0ff}.highlight .sb{color:#a5d6ff}.highlight .sc{color:#a5d6ff}.highlight .dl{color:#79c0ff}.highlight .sd{color:#a5d6ff}.highlight .s2{color:#a5d6ff}.highlight .se{color:#79c0ff}.highlight .sh{color:#79c0ff}.highlight .si{color:#a5d6ff}.highlight .sx{color:#a5d6ff}.highlight .sr{color:#79c0ff}.highlight .s1{color:#a5d6ff}.highlight .ss{color:#a5d6ff}.highlight .bp{color:#e6edf3}.highlight .fm{color:#d2a8ff;font-weight:700}.highlight .vc{color:#79c0ff}.highlight .vg{color:#79c0ff}.highlight .vi{color:#79c0ff}.highlight .vm{color:#79c0ff}.highlight .il{color:#a5d6ff}