:root{--bg: #f3f1ed;--text: #1d1b1b;--text-secondary: #4f4d4a;--text-tertiary: #8a8680;--accent: #8b7aa0;--accent-hover: #6d5d82;--accent-dim: rgba(139,122,160,.08);--border: #e5e2dc;--code-bg: #eae7e1;--code-text: #3d3a36;--link-color: #4f4d4a;--astro-code-foreground: var(--text);--astro-code-background: transparent;--astro-code-token-comment: var(--text-tertiary);--astro-code-token-keyword: var(--text-secondary);--astro-code-token-string: var(--text-secondary);--astro-code-token-string-expression: var(--text-secondary);--astro-code-token-function: var(--text-secondary);--astro-code-token-number: var(--text-secondary);--astro-code-token-constant: var(--text-secondary);--astro-code-token-parameter: var(--text);--astro-code-token-punctuation: var(--text-tertiary);--astro-code-token-error: var(--text-secondary);--syn-kw: var(--text-secondary);--syn-str: #6b8a6b;--syn-cmt: #9a9690;--syn-num: var(--text-secondary);--syn-built: var(--text-secondary);--h1: #222029;--h2: #3a354a;--h3: #5c5270;--h4: #786b8a;--max-width: 760px;--toc-width: 200px;--font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif}[data-theme=dark]{--bg: #1c1b1a;--text: #e5e3df;--text-secondary: #a09d98;--text-tertiary: #6b6864;--accent: #a898c4;--accent-hover: #c0b4d8;--accent-dim: rgba(168,152,196,.08);--border: #2a2a27;--code-bg: #252420;--code-text: #c8c5c0;--link-color: #f0edeb;--astro-code-foreground: var(--text);--astro-code-background: transparent;--astro-code-token-comment: var(--text-tertiary);--astro-code-token-keyword: var(--text-secondary);--astro-code-token-string: var(--text-secondary);--astro-code-token-string-expression: var(--text-secondary);--astro-code-token-function: var(--text-secondary);--astro-code-token-number: var(--text-secondary);--astro-code-token-constant: var(--text-secondary);--astro-code-token-parameter: var(--text);--astro-code-token-punctuation: var(--text-tertiary);--astro-code-token-error: var(--text-secondary);--syn-kw: var(--text-secondary);--syn-str: #7a9a7a;--syn-cmt: #6b6864;--syn-num: var(--text-secondary);--syn-built: var(--text-secondary);--h1: #edeaf1;--h2: #cbc4d6;--h3: #a898c4;--h4: #8b7c9f}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-body);font-weight:400;font-size:1rem;line-height:1.5;color:var(--text);background:var(--bg);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;overflow-x:hidden}a{color:transparent;background:linear-gradient(to right,var(--accent) 50%,var(--link-color) 50%);background-size:200% 100%;background-position:100% 0;-webkit-background-clip:text;background-clip:text;text-decoration:none;transition:background-position .35s ease}a:hover{background-position:0% 0}img{max-width:100%;height:auto;display:block;margin:1.25rem auto}::selection{background:var(--accent-dim);color:var(--text)}h1,h2,h3,h4{line-height:1.4;font-weight:500;scroll-margin-top:2.5rem}h1{font-size:1.067rem;color:var(--h1);margin:1.5rem 0 .75rem}h2{font-size:1rem;color:var(--h2);margin:1.25rem 0 .5rem}h3{font-size:.933rem;color:var(--h3);margin:1rem 0 .5rem}h4{font-size:.867rem;color:var(--h4);margin:.75rem 0 .5rem}h1:first-child{margin-top:0}p{margin:.5rem 0}.toggles{position:fixed;top:1rem;right:1rem;display:flex;gap:.5rem;z-index:100}.toggle-btn{background:none;border:none;cursor:pointer;font-size:.75rem;color:var(--text-tertiary);padding:.15rem .35rem;font-family:var(--font-body);line-height:1;letter-spacing:.04em}.toggle-btn:hover{color:var(--text)}main{flex:1}.content-container{max-width:var(--max-width);margin:0 auto;padding:2rem 1rem .25rem}.page-nav{text-align:right;margin-bottom:2rem}.page-nav-link{font-size:.933rem;color:var(--text-tertiary);background:none;background-clip:unset;-webkit-background-clip:unset;transition:color .2s ease}.page-nav-link:hover{color:var(--text)}.post-list{list-style:none}.post-card{padding:.75rem 0}.post-card+.post-card{border-top:1px solid var(--border)}.post-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:.25rem}.post-date{font-size:.75rem;color:var(--text-tertiary)}.post-tag{font-size:.625rem;font-weight:400;text-transform:uppercase;letter-spacing:.06em;color:var(--text-tertiary)}.post-title{font-size:1rem;font-weight:500;margin:.15rem 0}.post-title a{background:linear-gradient(to right,var(--accent) 50%,var(--text) 50%);background-size:200% 100%;background-position:100% 0;-webkit-background-clip:text;background-clip:text;color:transparent;transition:background-position .35s ease}.post-title a:hover{background-position:0% 0}.post-excerpt{font-size:.875rem;color:var(--text-secondary);margin:.15rem 0 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.post-layout{max-width:var(--max-width);margin:0 auto;padding:2rem 1rem .25rem}.toc{position:sticky;top:2rem;float:left;width:var(--toc-width);max-height:calc(100vh - 3rem);overflow-y:auto;margin-left:calc(-1 * var(--toc-width) - 2.5rem)}.toc-title{font-size:.625rem;font-weight:400;text-transform:uppercase;letter-spacing:.06em;color:var(--text-tertiary);margin-bottom:.5rem}.toc-list{list-style:none}.toc-list li{margin-bottom:.25rem}.toc-list a{font-size:.75rem;color:var(--text-tertiary);display:block;line-height:1.5;background:none;transition:color .2s ease}.toc-list a:hover{color:var(--accent)}.toc-depth-3{padding-left:.75rem}.post-content{min-width:0}.post-content ul,.post-content ol{margin:.75rem 0;padding-left:1.5rem}.post-content li{margin-bottom:.25rem}.post-content li>ul,.post-content li>ol{margin:.25rem 0}.post-content p,.post-content li{overflow-wrap:break-word;word-break:break-word}.post-content h1{color:var(--text)}.post-content h2,.post-content h3,.post-content h4,[data-theme=dark] .post-content h2,[data-theme=dark] .post-content h3,[data-theme=dark] .post-content h4{color:color-mix(in srgb,var(--text-tertiary) 100%,transparent)}.post-content a{background:none;background-clip:unset;-webkit-background-clip:unset;color:color-mix(in srgb,var(--text) 65%,transparent);transition:color .2s ease}.post-content a:hover{color:var(--accent)}.post-content a[href^="#ref-"]{color:color-mix(in srgb,var(--text) 50%,transparent)}.post-content a[href^="#ref-"]:hover{color:var(--accent)}.post-content .citation-link{color:color-mix(in srgb,var(--text) 50%,transparent)}.post-content .citation-link:hover{color:var(--accent)}.post-header{margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:1px solid var(--border)}.post-header .post-meta{margin-bottom:.75rem}.post-back{font-size:.8125rem;color:var(--text-tertiary);display:inline-block;margin-bottom:1rem;background:none;background-clip:unset;-webkit-background-clip:unset;transition:color .2s ease}.post-back:hover{color:var(--text)}.post-title-row{display:flex;justify-content:space-between;align-items:baseline;gap:1rem}.post-title-row h1{margin:0}.about-section{margin:.5rem 0 1.5rem}.code-wrapper{position:relative;margin:1rem 0}.code-wrapper pre{margin:0}pre,pre.astro-code{background:var(--code-bg);padding:.75rem 1rem;font-size:.8125rem;line-height:1.55;border:1px solid var(--border);border-radius:4px;overflow-x:auto;white-space:pre;word-wrap:normal;position:relative;margin:0;color:var(--code-text)}.copy-btn{position:absolute;top:.35rem;right:.5rem;background:transparent;border:none;color:var(--text-tertiary);font-family:var(--font-body);font-size:.625rem;cursor:pointer;padding:.15rem .25rem;transition:color .2s ease;z-index:1}.copy-btn:hover{color:var(--accent)}.copy-btn:active{color:var(--accent-hover)}pre::-webkit-scrollbar{height:4px}pre::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}code{font-family:Source Code Pro,Monaco,Consolas,monospace;font-size:.8125rem}:not(pre)>code{background:transparent;padding:.05rem 0;font-size:.8125rem;color:var(--accent)}.syn-kw{color:var(--syn-kw)}.syn-str{color:var(--syn-str)}.syn-fn{color:var(--syn-kw)}.syn-cmt{color:var(--syn-cmt);font-style:italic}.syn-num{color:var(--syn-num)}.syn-built{color:var(--syn-built)}table{width:100%;border-collapse:collapse;margin:1rem 0;font-size:.8125rem}th,td{padding:.4rem .6rem;text-align:left;border-bottom:1px solid var(--border)}th{font-weight:500;color:var(--text-secondary)}blockquote{border-left:2px solid var(--accent);margin:1rem 0;padding:.4rem .8rem;color:var(--text-secondary);font-style:italic}.hidden{display:none!important}.katex-display{overflow-x:auto;overflow-y:hidden;padding:.15rem 0;text-align:center}.img-placeholder{width:100%;max-width:500px;height:160px;background:var(--code-bg);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--text-tertiary);font-size:.75rem;margin:1rem auto}a[href^="#ref-"]{color:var(--link-color);text-decoration:none;cursor:pointer}a[href^="#ref-"]:hover{color:var(--accent)}#refs{margin-top:2.5rem;padding-top:1rem;border-top:1px solid var(--border)}.csl-bib-body{font-size:.875rem;line-height:1.6;color:var(--text-secondary)}.csl-entry{margin-bottom:.5rem;padding-left:1.5rem;text-indent:-1.5rem}.csl-entry a{color:var(--text-secondary)}.csl-entry a:hover{color:var(--accent)}[title]{position:relative}hr{border:none;height:1px;background:var(--border);margin:2rem 0}.footer-line{width:100%;height:1px;background:var(--border)}.footer-inner{max-width:var(--max-width);margin:0 auto;padding:.1rem 1rem}.footer-copy{font-size:.625rem;color:var(--text-tertiary)}.footer-copy a{background:none;background-clip:unset;-webkit-background-clip:unset;color:var(--text-tertiary);transition:none}.footer-copy a:hover{color:var(--accent)}@media(max-width:1280px){.toc{display:none}.post-layout{max-width:var(--max-width)}}@media(max-width:768px){.content-container,.post-layout{padding:1.5rem 1rem .25rem}.footer-inner{padding:.1rem 1rem}}@media(max-width:640px){.page-nav,.toggles{display:none}.content-container,.post-layout{padding-top:2.5rem}}.citation-link{color:var(--link-color);text-decoration:none;cursor:pointer;transition:color .2s ease}.citation-link:hover{color:var(--accent)}@keyframes citationFlash{0%{background-color:#fef0c0}to{background-color:transparent}}@keyframes citationFlashDark{0%{background-color:#c8aa5040}to{background-color:transparent}}.csl-entry.citation-highlight{animation:citationFlash 1.5s ease-out;border-radius:4px}[data-theme=dark] .csl-entry.citation-highlight{animation-name:citationFlashDark}.toc-highlight{animation:citationFlash 1.5s ease-out;border-radius:4px}[data-theme=dark] .toc-highlight{animation-name:citationFlashDark}.bib-url{color:var(--text-tertiary);text-decoration:none;font-size:.8125rem;transition:color .2s ease}.bib-url:hover{color:var(--accent)}.menu-btn{display:none;position:fixed;top:.75rem;right:.75rem;z-index:200;background:none;border:none;cursor:pointer;padding:.25rem}.menu-bar{display:block;width:20px;height:2px;background:var(--text);border-radius:1px;transition:transform .2s,opacity .2s}.menu-bar+.menu-bar{margin-top:4px}.menu-btn.open .menu-bar:nth-child(1){transform:translateY(6px) rotate(45deg)}.menu-btn.open .menu-bar:nth-child(2){opacity:0}.menu-btn.open .menu-bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.menu-drawer{display:none;position:fixed;top:0;right:0;bottom:0;z-index:150;min-width:180px;background:var(--bg);padding:3.5rem 1.5rem 1.5rem;border-left:1px solid var(--border);box-shadow:-4px 0 16px #0000000f}.menu-drawer.open{display:flex;flex-direction:column;gap:1.25rem}.menu-link{font-size:1rem;color:var(--text-secondary);background:none;background-clip:unset;-webkit-background-clip:unset;text-decoration:none;transition:color .2s ease}.menu-link:hover{color:var(--text)}.menu-drawer-toggles{display:flex;flex-direction:column;gap:.75rem;padding-top:.75rem;border-top:1px solid var(--border)}.menu-drawer-toggles .toggle-btn{font-size:1rem}@media(max-width:640px){.menu-btn{display:block}}