:root{--bg:#f7f7ef;--surface:#fdfdf8;--ink:#283e34;--muted:#6e786c;--accent:#315c46;--accent-soft:#e9eddf;--line:#dce0d2;--warm:#ebe4d3;--serif:"Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;--sans:"Inter", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;--page-width:1120px;color-scheme:light}:root[data-theme=dark]{--bg:#171f1b;--surface:#202b24;--ink:#e3e9dd;--muted:#a1af9e;--accent:#b4caa2;--accent-soft:#2b3b2f;--line:#374638;--warm:#34392c;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{color:var(--ink);background-color:var(--bg);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:1.8}body:before{content:"";pointer-events:none;z-index:-1;opacity:.045;background-image:radial-gradient(var(--muted) .55px, transparent .55px);background-size:5px 5px;position:fixed;inset:0}a{color:inherit;text-underline-offset:5px;text-decoration:none}button,input{font:inherit}button{cursor:pointer;color:inherit}button,a,input{-webkit-tap-highlight-color:transparent}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{color:var(--ink);background:var(--warm)}img,svg{max-width:100%;display:block}img{height:auto}figure,h1,h2,h3,p{margin:0}[hidden]{display:none!important}.wrap{max-width:calc(var(--page-width) + 80px);margin-inline:auto;padding-inline:40px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:99;background:var(--ink);color:var(--bg);padding:10px 20px;position:fixed;top:-80px;left:20px}.skip-link:focus{top:12px}.site-header{justify-content:space-between;align-items:center;gap:24px;min-height:111px;display:flex;position:relative}.site-header:after{content:"";background:var(--line);height:1px;position:absolute;bottom:0;left:40px;right:40px}.brand{font-family:Georgia, var(--serif);letter-spacing:-.6px;align-items:center;gap:15px;font-size:28px;font-weight:700;line-height:1.3;display:inline-flex}.brand-symbol{width:42px;height:42px;color:var(--bg);background:var(--accent);border-radius:13px 13px 13px 3px;flex-shrink:0;place-items:center;display:grid;position:relative}.brand-symbol>svg{width:25px;height:25px;position:static}.brand small{border-left:1px solid var(--line);font-family:var(--serif);letter-spacing:4px;margin-left:18px;padding-left:18px;font-size:17px}.header-right,.site-header nav{align-items:center;display:flex}.site-header nav{gap:35px}.site-header nav a{color:var(--muted);font-size:14px;font-family:var(--sans);letter-spacing:0;padding-block:12px;position:relative}.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--accent)}.site-header nav a[aria-current]:after{content:"";background:var(--accent);border-radius:50%;width:4px;height:4px;position:absolute;bottom:2px;left:calc(50% - 2px)}.header-divider{background:var(--line);width:1px;height:20px;margin-inline:27px 17px}.icon-button{width:35px;height:35px;color:var(--muted);background:0 0;border:0;border-radius:50%;place-items:center;display:grid}.icon-button:hover{background:var(--accent-soft)}.header-avatar{border:2px solid var(--surface);width:44px;height:44px;box-shadow:0 0 0 1px var(--line);border-radius:50%;flex-shrink:0;margin-left:16px;display:block;overflow:hidden}.header-avatar img{object-fit:cover;border-radius:inherit;width:100%;height:100%}.header-avatar:hover{box-shadow:0 0 0 1px var(--accent)}.sun-icon{display:none}[data-theme=dark] .sun-icon{display:block}[data-theme=dark] .moon-icon{display:none}.hero{grid-template-columns:1.08fr 1fr;align-items:center;gap:76px;padding:58px 16px 58px 20px;display:grid}.hero-copy{min-width:0}.eyebrow{letter-spacing:2px;color:var(--muted);font-size:10px;font-weight:500;line-height:1.6}.hero h1{font-family:var(--serif);letter-spacing:2px;margin-block:0 20px;font-size:clamp(40px,4.3vw,60px);font-weight:500;line-height:1.5}.hero h1 em{color:var(--accent);font-style:normal}.hero-description{max-width:350px;color:var(--muted);letter-spacing:.5px;font-size:13px;line-height:2.2}.hero-actions{align-items:center;gap:28px;margin-top:30px;display:flex}.button{border:1px solid #0000;border-radius:5px;justify-content:center;align-items:center;gap:16px;min-height:46px;padding:12px 22px;font-size:13px;transition:background-color .2s,transform .2s;display:inline-flex}.button:hover{transform:translateY(-2px)}.primary{background:var(--accent);color:var(--bg);border:1px solid #0000}.primary:hover{background:var(--accent);box-shadow:0 4px 12px #1e352218}.secondary{border-color:var(--line);color:var(--ink);background:0 0}.secondary:hover{background:var(--accent-soft)}.text-link{white-space:nowrap;align-items:center;gap:12px;font-size:12px;display:inline-flex}.text-link:hover{color:var(--accent);text-decoration:underline}.hero-visual{min-width:0;margin:0;position:relative}.image-mat{background:var(--warm);border:1px solid var(--line);border-radius:180px 180px 6px 6px;padding:14px;position:relative}.image-mat img{object-fit:cover;object-position:50% 53%;border:0;border-radius:166px 166px 2px 2px;width:100%;height:459px}.latest-section{border-top:1px solid var(--line);padding-top:28px}.section-heading{justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px;display:flex}.section-heading h2{font-family:var(--serif);letter-spacing:2px;margin-top:6px;font-size:29px;font-weight:500}.heading-dot{color:var(--accent);padding-left:3px}.section-heading>a{color:var(--accent);margin-bottom:6px}.post-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:27px;display:grid}.post-card{background:var(--surface);border:1px solid var(--line);border-radius:7px;min-width:0;padding:0;transition:border-color .2s,transform .2s;overflow:hidden}.post-card:hover{border-color:var(--accent);transform:translateY(-3px)}.post-cover{aspect-ratio:1.7;background:var(--warm);display:block;position:relative;overflow:hidden}.post-cover img{object-fit:cover;object-position:50% 57%;width:100%;height:100%}.sample-badge{letter-spacing:.5px;color:#344739;background:#fcfaf0e8;border-radius:20px;padding:2px 9px;font-size:9px;position:absolute;top:10px;right:10px}.post-card-body{padding:19px 16px 9px}.post-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:9px;font-size:10px;display:flex}.post-meta>span:first-child{color:var(--accent)}.meta-dot{opacity:.6}.post-card h3{font-size:19px;line-height:1.7;font-family:var(--sans);margin-block:9px;font-weight:500}.post-card h3 a:hover{color:var(--accent)}.post-card-body>p{color:var(--muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;min-height:46px;font-size:12px;line-height:1.9;display:-webkit-box;overflow:hidden}.card-bottom{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;margin-top:16px;padding-top:10px;font-size:10px;display:flex}.card-bottom a{width:30px;height:28px;color:var(--accent);place-items:center;display:grid}.site-footer{justify-content:space-between;align-items:center;gap:20px;padding-block:25px 32px;display:flex;position:relative}.site-footer:before{content:"";background:var(--line);height:1px;position:absolute;top:0;left:40px;right:40px}.site-footer>div,.footer-right{align-items:center;gap:20px;display:flex}.footer-brand{color:var(--accent);font-family:Georgia,serif;font-size:18px;font-style:normal;font-weight:700}.footer-note,.footer-right{color:var(--muted);font-size:10px}.footer-right a:hover{color:var(--accent)}.essay-entry{border-block:1px solid var(--line);width:190px;font-family:var(--serif);justify-content:space-between;align-items:center;margin-top:32px;padding-block:12px;font-size:16px;display:flex}.essay-entry:hover{color:var(--accent)}.technology-section{margin-top:45px}.section-heading>h2{margin-top:0}.project-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:27px;display:grid}.project-card{border:1px solid var(--line);background:var(--surface);border-radius:7px;min-width:0;padding:29px 27px 23px}.project-card-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.project-card h3{font:34px/1.2 Georgia, var(--serif);color:var(--accent)}.project-card h3 a:hover{text-decoration:underline}.project-status{color:var(--accent);background:var(--accent-soft);border:1px solid #0000;border-radius:4px;padding:5px 9px;font-size:11px;line-height:1.5;display:inline-block}.project-subtitle{font:17px/1.7 var(--serif);margin-top:14px}.project-description{color:var(--muted);margin-top:10px;font-size:13px;line-height:1.95}.project-card-bottom{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:23px;padding-top:16px;display:flex}.project-tags{color:var(--muted);flex-wrap:wrap;gap:9px;font-size:10px;display:flex}.project-tags span+span:before{content:"/";color:var(--accent);margin-right:9px}.project-heading h1{margin-top:16px}.project-heading>.project-tags{margin-top:18px}.project-detail{border-top:1px solid var(--line);grid-template-columns:minmax(0,760px) minmax(190px,1fr);gap:65px;padding-top:30px;display:grid}.project-reading{border:1px solid var(--line);background:var(--surface);border-radius:7px;align-self:start;padding:24px}.project-reading h2{font:18px/1.6 var(--serif);margin-bottom:18px}.project-reading>a{color:var(--accent);font-size:14px;text-decoration:underline}.project-reading>p{color:var(--muted);margin-top:12px;font-size:12px}.essay-empty{border-block:1px solid var(--line);min-height:220px}.page-heading{padding-block:65px 43px}.page-heading h1{font-family:var(--serif);margin-top:15px;font-size:clamp(28px,3.6vw,43px);font-weight:500;line-height:1.5}.page-heading>p{color:var(--muted);margin-top:18px;font-size:14px}.filter-bar{border-block:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;padding-block:20px;display:flex}.tag-filters{flex-wrap:wrap;gap:8px;display:flex}.tag-button{color:var(--muted);background:0 0;border:1px solid #0000;border-radius:4px;padding:6px 13px;font-size:12px}.tag-button:hover{border-color:var(--line)}.tag-button[aria-pressed=true]{background:var(--accent);color:var(--bg)}.search-field{border:1px solid var(--line);color:var(--muted);background:var(--surface);border-radius:0;align-items:center;gap:10px;min-width:220px;padding:9px 13px;display:flex}.search-field input{outline-offset:3px;width:100%;min-width:0;color:var(--ink);background:0 0;border:0;font-size:12px}.search-field input::placeholder{color:var(--muted)}.results-count{color:var(--muted);padding-block:21px;font-size:11px}main>section:last-child,main>.archive-list,main>.about-layout{margin-bottom:75px}.empty-state{text-align:center;color:var(--muted);padding:65px 20px}.empty-state svg{margin:0 auto 16px}.empty-state h2{font-size:21px;font-weight:500}.empty-state p{margin:9px 0 20px;font-size:14px}.archive-list{max-width:890px}.archive-year{border-top:1px solid var(--line);grid-template-columns:130px 1fr;padding-block:27px;display:grid}.archive-year h2{font-family:Georgia,serif;font-size:33px;font-weight:400}.archive-year h2>span{font-family:var(--sans);color:var(--muted);font-size:11px;display:block}.archive-year ol{margin:0;padding:0;list-style:none}.archive-year li{border-bottom:1px solid var(--line);align-items:baseline;gap:20px;padding:18px 0;display:flex}.archive-year time{color:var(--muted);white-space:nowrap;font-size:10px}.archive-year a{flex:1;font-size:15px}.archive-year a:hover{color:var(--accent);text-decoration:underline}.archive-tag{color:var(--muted);white-space:nowrap;font-size:10px}.about-layout{border-top:1px solid var(--line);grid-template-columns:270px 1fr;gap:70px;padding-top:40px;display:grid}.profile-card{background:var(--accent-soft);border:1px solid var(--line);text-align:center;border-radius:0;align-self:start;padding:33px 24px}.avatar{object-fit:cover;border-radius:50%;width:88px;height:88px;margin-inline:auto}.letter-avatar{color:var(--bg);background:var(--accent);place-items:center;font-family:Georgia,serif;font-size:44px;display:grid;position:relative}.letter-avatar span{font-family:var(--sans);color:var(--accent);background:var(--warm);border-radius:50%;width:36px;height:36px;font-size:28px;line-height:36px;position:absolute;bottom:-7px;right:-5px}.profile-card h2{margin-top:17px;font-family:Georgia,serif;font-size:27px;font-weight:400}.profile-card>p{color:var(--muted);font-size:12px}.profile-line{background:var(--line);height:1px;margin-block:25px}.profile-card .button{gap:9px;margin-top:20px;padding:10px 12px;font-size:11px}.article-top{margin-top:38px}.article-heading{max-width:840px;margin-block:34px 40px}.article-tags{flex-wrap:wrap;gap:9px;margin-bottom:17px;display:flex}.article-tags>span{color:var(--accent);background:var(--accent-soft);border-radius:3px;padding:3px 10px;font-size:11px}.article-tags .sample-label{background:var(--warm);color:var(--muted)}.article-heading h1{font-family:var(--serif);font-size:clamp(28px,3.5vw,44px);font-weight:500;line-height:1.55}.article-heading>p{color:var(--muted);margin-top:18px;font-size:15px}.article-meta{color:var(--muted);flex-wrap:wrap;align-items:center;gap:13px;margin-top:21px;font-size:11px;display:flex}.article-heading .updated-date{margin-top:8px;font-size:11px}.article-cover{object-fit:cover;border-radius:0;width:100%;max-height:440px;margin-bottom:40px}.article-layout{border-top:1px solid var(--line);grid-template-columns:minmax(0,760px) 210px;gap:75px;padding-top:31px;display:grid}.article-toc{border-left:1px solid var(--line);align-self:start;padding-left:21px;position:sticky;top:30px}.article-toc p{margin-block:5px 15px;font-size:13px}.article-toc ol{margin:0;padding:0;list-style:none}.article-toc li{color:var(--muted);margin:10px 0;font-size:12px;line-height:1.8}.article-toc a:hover{color:var(--accent);text-decoration:underline}.article-toc .toc-sub{margin-left:13px;font-size:11px}.prose{overflow-wrap:anywhere;min-width:0;line-height:2}.prose h2,.prose h3{color:var(--ink);margin:1.8em 0 .8em;font-weight:500;line-height:1.6}.prose h2{font-size:25px;font-family:var(--serif)}.prose h3{font-size:19px}.prose>:first-child{margin-top:0}.prose p,.prose ul,.prose ol{margin-block:1em}.prose li{margin:.4em 0}.prose a{color:var(--accent);text-decoration:underline}.prose a:hover{text-decoration-thickness:2px}.prose strong{font-weight:600}.prose blockquote{border-left:3px solid var(--accent);background:var(--accent-soft);color:var(--muted);margin:26px 0;padding:12px 22px}.prose blockquote>p{margin:.4em 0}.prose code{background:var(--accent-soft);border-radius:3px;padding:.15em .35em;font:.86em/1.8 Cascadia Code,Consolas,monospace}.prose pre{border:1px solid var(--line);border-radius:0;margin-block:24px;padding:23px;font-size:14px;line-height:1.8;overflow-x:auto}.prose pre code{background:0 0;padding:0;font-size:13px}.prose table{border-collapse:collapse;margin-block:24px;font-size:13px;display:block;overflow-x:auto}.prose th,.prose td{text-align:left;border:1px solid var(--line);padding:9px 13px}.prose th{background:var(--accent-soft)}.prose img{border-radius:0;margin-block:24px}.prose hr{border:0;border-top:1px solid var(--line);margin-block:32px}[data-theme=dark] .astro-code,[data-theme=dark] .astro-code span{color:var(--shiki-dark)!important;background-color:var(--shiki-dark-bg)!important}.article-end{border-top:1px solid var(--line);flex-direction:column;align-items:center;gap:19px;margin:58px 0 70px;padding-top:30px;display:flex}.article-end>span{color:var(--muted);font-family:var(--serif);letter-spacing:2px;font-size:13px}.not-found{text-align:center;padding-block:60px}.error-number{color:var(--accent);font-family:Georgia,serif;font-size:130px;line-height:1.6;position:relative}.error-number>span{font-family:var(--sans);color:var(--muted);font-size:35px;position:absolute;top:15px}.not-found h1{font-family:var(--serif);font-size:29px;font-weight:500}.not-found p{color:var(--muted);margin-block:20px 30px;font-size:14px}@media (width<=1000px){.hero{gap:42px;padding-inline:0}.hero h1{font-size:48px}.image-mat img{height:408px}.post-grid{gap:18px}.post-card-body{padding-inline:12px}.post-card h3{font-size:17px}.article-layout{grid-template-columns:minmax(0,1fr) 175px;gap:35px}.about-layout{grid-template-columns:240px 1fr;gap:38px}}@media (width<=760px){.project-grid{gap:18px}.project-card{padding:25px 22px}.project-detail{grid-template-columns:1fr;gap:30px}.project-reading{max-width:100%}.wrap{padding-inline:24px}.site-header:after,.site-footer:before{left:24px;right:24px}.site-header{gap:16px;min-height:94px}.brand{gap:8px;font-size:27px}.brand small{display:none}.brand-symbol{width:38px;height:38px}.site-header nav{gap:21px}.site-header nav a{font-size:12px}.header-divider{margin-inline:16px 12px}.hero{gap:30px;padding-block:36px 43px}.hero h1{letter-spacing:0;font-size:clamp(32px,5vw,40px)}.hero-description{font-size:12px;line-height:2}.hero-actions{flex-wrap:wrap;gap:19px;margin-top:24px}.hero-actions .button{gap:12px;padding:10px 16px;font-size:12px}.image-mat{padding:12px}.image-mat img{height:360px}.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.filter-bar{flex-direction:column-reverse;align-items:stretch;gap:15px}.search-field{max-width:100%}.article-layout{grid-template-columns:1fr;gap:30px}.article-toc{grid-row:1;position:static}.about-layout{grid-template-columns:1fr;gap:40px}.profile-card{max-width:100%}.archive-year{grid-template-columns:88px 1fr}.archive-year li{flex-wrap:wrap;gap:12px}.archive-year time{flex-basis:100%}.archive-tag{display:none}}@media (width<=580px){.header-avatar{width:38px;height:38px;margin:0;position:absolute;top:17px;right:24px}.project-grid{grid-template-columns:1fr;gap:22px}.essay-entry{margin-top:25px}.technology-section{margin-top:33px}.site-header{flex-wrap:wrap;gap:9px;padding-block:17px 16px}.brand{margin-inline:0 52px;font-size:26px}.brand small{margin-left:14px;padding-left:14px;font-size:15px;display:inline}.header-right{justify-content:center;width:100%}.site-header nav{gap:clamp(12px,4vw,23px)}.site-header nav a{letter-spacing:1px;padding-block:6px;font-size:12px}.header-divider{margin-left:14px;margin-right:12px}.icon-button{width:32px;height:32px}.site-header nav a[aria-current]:after{bottom:-2px}.hero{grid-template-columns:1fr;gap:39px;padding-top:28px;padding-bottom:33px}.hero-copy{padding-inline:4px}.hero h1{letter-spacing:1px;margin-block:14px;font-size:clamp(38px,10.5vw,54px);line-height:1.5}.hero-description{max-width:360px;font-size:13px}.hero-actions{gap:28px}.hero-actions .button{padding:12px 19px}.hero-visual{margin-inline:8px}.image-mat img{aspect-ratio:4/5;height:auto}.latest-section{padding-top:22px}.section-heading{margin-bottom:22px}.section-heading h2{font-size:27px}.section-heading .text-link{gap:7px;font-size:11px}.post-grid{grid-template-columns:1fr;gap:24px}.post-card-body{padding:18px 16px 10px}.post-card h3{font-size:21px}.post-card-body>p{font-size:13px}.site-footer{flex-wrap:wrap;gap:14px;padding-block:22px}.footer-right{gap:14px!important}.page-heading{padding-block:39px 29px}.page-heading h1{font-size:31px}.page-heading>p{font-size:13px}.eyebrow{letter-spacing:1.5px;font-size:8px}.tag-button{padding-inline:10px}.archive-year{grid-template-columns:1fr}.archive-year h2{align-items:center;gap:15px;display:flex}.archive-year li{padding-block:17px}.article-heading h1{font-size:30px}.article-heading>p{font-size:13px}.prose{font-size:14px}.prose h2{font-size:23px}.prose pre{padding:17px}.article-end{margin-bottom:45px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}