:root{color-scheme:dark;--blog-bg:#0c1015;--blog-panel:#121820;--blog-soft:#19212b;--blog-text:#e6edf2;--blog-muted:#8d9daa;--blog-border:#26323d;--accent:#70e6c5;--orange:#eeac7a;--bg:var(--blog-bg);--paper:var(--blog-panel);--ink:var(--blog-text);--muted:var(--blog-muted);--line:var(--blog-border);--green:var(--accent);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:var(--blog-bg);color:var(--blog-text);font-synthesis:none}html[data-theme=light]{color-scheme:light;--blog-bg:#f5f6f8;--blog-panel:#fff;--blog-soft:#eaf0f2;--blog-text:#192b35;--blog-muted:#617581;--blog-border:#d8e1e6;--accent:#087b66;--orange:#a15e2b}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--blog-bg);color:var(--blog-text)}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:5px}[hidden]{display:none!important}::selection{background:#70e6c53d}.blog-header{height:92px;max-width:1240px;margin:auto;padding:0 36px;border-bottom:1px solid var(--blog-border);display:flex;gap:30px;align-items:center}.blog-brand{display:flex;align-items:center;gap:13px}.brand-symbol{width:39px;height:39px;border:1px solid var(--accent);border-radius:9px;font:bold 24px/36px ui-monospace,monospace;position:relative;padding-left:7px;color:var(--accent)}.brand-symbol span{color:var(--blog-text)}.brand-symbol i{position:absolute;width:5px;height:5px;background:var(--accent);right:4px;bottom:5px}.blog-brand strong{font:700 19px/1.3 ui-monospace,monospace;letter-spacing:1.5px}.blog-brand strong>span{font:8px/1.8 ui-monospace,monospace;display:block;letter-spacing:1.8px;color:var(--blog-muted)}#blog-menu{display:flex;align-items:center;gap:32px;margin-left:auto;font-size:13px;color:var(--blog-muted)}#blog-menu a{padding:12px 0}#blog-menu a:hover,#blog-menu .selected{color:var(--blog-text)}.nav-dot,.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent)}.nav-dot{margin-left:4px;vertical-align:middle}.icon-button{border:1px solid var(--blog-border);width:35px;height:35px;border-radius:8px;background:transparent;color:var(--blog-muted);font-size:21px;display:grid;place-items:center}.icon-button:hover{background:var(--blog-soft);color:var(--blog-text)}.menu-toggle{display:none}.blog-main{max-width:1240px;padding:0 36px;margin:auto}.blog-hero{display:grid;grid-template-columns:1.3fr 1fr;gap:65px;padding:76px 0 67px;align-items:center}.eyebrow{font:10px/1.7 ui-monospace,monospace;letter-spacing:2px;color:var(--blog-muted)}.eyebrow .live-dot{margin-right:9px;box-shadow:0 0 12px #70e6c544}.blog-hero h1{font-size:49px;line-height:1.5;letter-spacing:-1.7px;margin:19px 0 18px;font-weight:650}.blog-hero h1>span{color:var(--accent)}.blog-hero p{font-size:14px;line-height:1.95;color:var(--blog-muted);margin:0}.hero-anchor{display:inline-flex;gap:35px;align-items:center;margin-top:25px;font-size:12px;color:var(--blog-text)}.hero-anchor span{color:var(--accent)}.hero-notebook{border:1px solid var(--blog-border);border-radius:12px;background:var(--blog-panel);overflow:hidden;box-shadow:0 20px 70px #00000014;transform:rotate(1deg)}.terminal-top{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;border-bottom:1px solid var(--blog-border);font-family:ui-monospace,monospace}.terminal-top>span{display:flex;gap:6px}.terminal-top i{width:7px;height:7px;background:#59707b;border-radius:50%}.terminal-top i:first-child{background:#c28674}.terminal-top i:nth-child(2){background:#c1a673}.terminal-top i:nth-child(3){background:#76ac93}.terminal-top small{font-size:10px;color:var(--blog-muted)}.terminal-content{padding:24px 27px}.terminal-content p{font:12px/2.05 ui-monospace,monospace;color:var(--blog-text)}.terminal-content .indent{padding-left:22px}.code-comment{font:11px ui-monospace,monospace;color:#6f8391;display:block;margin-bottom:14px}.code-key{color:#b8a0e2}.code-string{color:var(--accent)}.code-number{color:var(--orange)}.cursor{display:inline-block;width:7px;height:13px;background:var(--accent);vertical-align:middle;margin-left:6px;opacity:.75}.terminal-bottom{display:flex;align-items:center;gap:8px;font-size:10px;padding:12px 20px;border-top:1px solid var(--blog-border);color:var(--blog-muted)}.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 272px;gap:40px;padding-bottom:56px}.feed-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:23px}.feed-heading h2{font-size:20px;font-weight:600;margin:0;letter-spacing:.4px}.feed-heading h2 span{font:10px ui-monospace,monospace;color:var(--blog-muted);letter-spacing:1.4px;margin-left:9px}.feed-heading>span{font:11px ui-monospace,monospace;color:var(--blog-muted)}.feed-toolbar{display:flex;gap:16px;justify-content:space-between;margin-bottom:22px;align-items:center}.filters{display:flex;gap:6px;flex-wrap:wrap}.filter-button{border:1px solid transparent;padding:7px 12px;border-radius:6px;background:transparent;color:var(--blog-muted);font-size:11px;white-space:nowrap}.filter-button:hover{color:var(--blog-text)}.filter-button.active{color:var(--accent);border-color:#70e6c52a;background:#70e6c50c}.search-box{display:flex;gap:8px;align-items:center;border:1px solid var(--blog-border);border-radius:6px;padding:6px 11px;max-width:175px;color:var(--blog-muted)}.search-box>span{font-size:21px;line-height:1}.search-box input{width:100%;background:none;border:0;outline:0;color:var(--blog-text);font-size:11px;min-width:0}.search-box input::placeholder{color:var(--blog-muted)}.post-list{display:grid;gap:18px}.post-card{background:var(--blog-panel);border:1px solid var(--blog-border);border-radius:12px;overflow:hidden;transition:border-color .2s,transform .2s}.post-card:hover{border-color:#70e6c560;transform:translateY(-2px)}.post-link{display:block}.feature-visual{height:255px;position:relative;overflow:hidden;background:#0e1c23}.feature-visual img{width:100%;height:100%;object-fit:cover}.visual-caption{position:absolute;left:25px;right:25px;bottom:18px;display:flex;justify-content:space-between;color:#9fbeb9;font:9px ui-monospace,monospace;letter-spacing:1.4px}.visual-caption>span:last-child{color:#70e6c5}.post-copy{padding:24px 26px}.post-meta{display:flex;gap:14px;align-items:center;font:10px ui-monospace,monospace;color:var(--blog-muted)}.category{font-size:10px;font-weight:500;color:var(--accent);padding:4px 7px;border:1px solid #70e6c522;border-radius:4px;background:#70e6c509}.featured-label{margin-left:auto;color:var(--orange);font-size:10px}.post-copy h3{font-size:22px;line-height:1.55;font-weight:600;letter-spacing:-.5px;margin:15px 0 10px;color:var(--blog-text)}.post-copy p{font-size:12px;line-height:1.9;color:var(--blog-muted);margin:0}.post-bottom{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:22px;padding-top:16px;border-top:1px solid var(--blog-border);font-size:10px;color:var(--blog-muted)}.post-bottom>span:last-child{white-space:nowrap;color:var(--blog-text)}.post-bottom b{color:var(--accent);font-size:15px;font-weight:400;margin-left:8px}.post-index{float:left;width:76px;min-height:175px;padding:29px 0 0 25px;font:24px ui-monospace,monospace;color:#4e6674}.post-index span{display:block;font-size:7px;line-height:1.8;margin-top:10px;color:var(--blog-muted)}.post-card:not(.featured) .post-copy{margin-left:77px;padding-left:0}.post-card:not(.featured) .post-copy h3{font-size:19px}.feed-end{font-size:10px;color:var(--blog-muted);display:flex;gap:16px;align-items:center;justify-content:center;margin-top:32px}.feed-end span{width:30px;height:1px;background:var(--blog-border)}.blog-sidebar{padding-top:1px}.about-card{padding:25px;border:1px solid var(--blog-border);border-radius:12px;background:linear-gradient(155deg,var(--blog-panel),var(--blog-bg))}.sidebar-label{font:9px/1.7 ui-monospace,monospace;letter-spacing:1.5px;color:var(--blog-muted)}.about-mark{font:700 39px ui-monospace,monospace;color:var(--accent);margin:23px 0 16px}.about-mark>span{color:var(--blog-text)}.about-mark i{font-style:normal;font-weight:400;color:var(--orange)}.about-card h2{font-size:14px;font-weight:600;margin:0 0 10px}.about-card p{font-size:12px;line-height:1.95;color:var(--blog-muted);margin:0}.about-topics{display:flex;gap:10px;flex-wrap:wrap;font:8px ui-monospace,monospace;letter-spacing:1px;color:var(--blog-muted);margin-top:21px}.sidebar-section{margin-top:29px}.sidebar-section h2{font-size:12px;font-weight:500;margin:0 0 15px}.sidebar-section h2>span{color:var(--accent);font:10px ui-monospace,monospace;margin-right:10px}.topic-button,.archive-link{display:flex;justify-content:space-between;align-items:center;width:100%;border:0;border-bottom:1px solid var(--blog-border);padding:14px 0;background:none;color:var(--blog-muted);font-size:11px}.topic-button.active,.topic-button:hover{color:var(--accent)}.topic-button>span:last-child,.archive-link>span:last-child{font:10px ui-monospace,monospace}.mini-experiment{display:flex;gap:12px;align-items:center;padding:15px 12px;border:1px solid var(--blog-border);border-radius:8px}.mini-icon{font-size:28px;color:var(--accent)}.mini-experiment strong{font-size:11px;font-weight:500;display:block}.mini-experiment small{display:block;color:var(--blog-muted);font-size:9px;margin-top:6px}.mini-experiment>span:last-child{margin-left:auto;color:var(--blog-muted)}.rss-card{display:flex;gap:11px;align-items:center;background:var(--blog-soft);padding:17px 13px;border-radius:9px;margin-top:29px;color:var(--orange)}.rss-card strong{font-size:11px;color:var(--blog-text);display:block;font-weight:500}.rss-card small{display:block;font-size:9px;color:var(--blog-muted);margin-top:6px}.rss-card>span:last-child{margin-left:auto}.blog-footer{max-width:1168px;margin:auto;border-top:1px solid var(--blog-border);padding:27px 0 30px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--blog-muted);font-size:10px;letter-spacing:0}.blog-footer>a{font:600 12px ui-monospace,monospace;color:var(--blog-text)}.blog-footer>a>span{font:10px system-ui,sans-serif;color:var(--blog-muted);margin-left:15px}.blog-footer>div{display:flex;gap:22px}.empty-posts{padding:55px 20px;border:1px dashed var(--blog-border);text-align:center;border-radius:10px}.empty-posts h3{font-size:16px}.empty-posts p{font-size:12px;color:var(--blog-muted)}.empty-posts button{border-color:var(--blog-border);margin-top:15px}.reading-main{max-width:1050px;margin:auto;padding:45px 36px 70px}.article-heading{max-width:860px;padding:0 0 40px}.back-link{font-size:11px;color:var(--blog-muted)}.article-kicker{display:flex;align-items:center;gap:16px;margin-top:36px}.article-kicker>span:last-child{font:9px ui-monospace,monospace;color:var(--blog-muted);letter-spacing:1.2px}.article-heading h1{font-size:38px;line-height:1.5;font-weight:650;letter-spacing:-1.1px;margin:20px 0 16px}.article-deck{font-size:14px;line-height:1.9;color:var(--blog-muted);max-width:730px;margin:0}.byline{display:flex;align-items:center;gap:13px;margin-top:25px;font-size:10px;color:var(--blog-muted)}.author-avatar{display:grid;place-content:center;border:1px solid var(--blog-border);background:var(--blog-panel);color:var(--accent);width:33px;height:33px;border-radius:50%;font:bold 12px ui-monospace,monospace;grid-auto-flow:column}.author-avatar span{color:var(--blog-text)}.byline>span:nth-child(2){color:var(--blog-text);font-size:11px}.byline small{display:block;color:var(--blog-muted);font-size:8px;margin-top:4px}.byline-separator{height:22px;width:1px;background:var(--blog-border);margin:0 5px}.article-tags{display:flex;gap:8px;margin-top:23px;font-size:9px;color:var(--blog-muted)}.article-tags span{border:1px solid var(--blog-border);border-radius:4px;padding:4px 8px}.reading-layout{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:60px;border-top:1px solid var(--blog-border);padding-top:20px}.article-prose{font-size:15px;line-height:2.05;color:var(--blog-text)}.article-prose section{padding-top:12px;margin-bottom:32px}.article-prose h2{font-size:23px;line-height:1.6;font-weight:600;margin:15px 0 18px}.article-prose p{margin:0 0 18px;color:var(--blog-muted)}.article-prose pre{overflow:auto;background:var(--blog-panel);border:1px solid var(--blog-border);padding:23px;border-radius:10px;color:var(--accent);font:11px/1.9 ui-monospace,monospace}.article-prose blockquote,.article-callout{border-left:2px solid var(--accent);background:var(--blog-panel);margin:25px 0;padding:18px 22px;color:var(--blog-text);font-size:14px}.article-prose table{width:100%;border-collapse:collapse;font-size:13px;margin:24px 0}.article-prose th,.article-prose td{text-align:left;padding:13px;border-bottom:1px solid var(--blog-border)}.article-prose th{color:var(--accent);font-weight:500}.article-prose td{color:var(--blog-muted)}.article-toc{position:sticky;top:35px;align-self:start;margin-top:22px;display:grid;gap:13px;font-size:11px}.article-toc>a{border-left:1px solid var(--blog-border);padding:4px 0 4px 13px;color:var(--blog-muted);line-height:1.8}.article-toc>a:hover{color:var(--accent);border-color:var(--accent)}.article-toc .toc-home{margin-top:20px;border:0;padding-left:0}.article-next{margin-top:40px;padding:25px;border:1px solid var(--blog-border);border-radius:12px;background:var(--blog-panel)}.article-next h2{font-size:20px}.article-next>a{font-size:12px;color:var(--accent)}#reading-progress{position:fixed;top:0;left:0;height:2px;background:var(--accent);z-index:99;width:0}.lab-body .lab-main{max-width:1240px;padding:43px 36px 40px}.lab-body .article-heading{max-width:950px}.lab-intro-note{display:flex;gap:13px;align-items:center;background:var(--blog-panel);border:1px solid var(--blog-border);border-radius:9px;padding:15px 20px;margin-bottom:26px}.lab-intro-note p{margin:0;font-size:12px;line-height:1.8;color:var(--blog-muted)}.lab-intro-note>a{margin-left:auto;white-space:nowrap;font-size:11px;color:var(--accent)}.lab-body .panel{background:var(--blog-panel);border-color:var(--blog-border);border-radius:13px}.lab-body .primary{background:var(--accent);color:var(--blog-bg)}.lab-body .primary:hover:not(:disabled){filter:brightness(.9);background:var(--accent)}.lab-body .secondary,.lab-body .tabs,.lab-body .tab.active,.lab-body .result-icon,.lab-body .history-item,.lab-body .track,.lab-body .pill,.lab-body .tip-panel,.lab-body select,.lab-body .speed-controls select,.lab-body .count{background:var(--blog-soft);border-color:var(--blog-border);color:var(--blog-text)}.lab-body .tab.active{color:var(--accent);background:var(--blog-panel)}.lab-body .dominant h3,.lab-body .section-heading h2,.lab-body .result-heading h2,.lab-body .learning-panel h2,.lab-body .tip-panel h2{color:var(--blog-text)}.lab-body .bar-label,.lab-body .value,.lab-body .muted,.lab-body .privacy,.lab-body .camera-hint,.lab-body .dominant p,.lab-body .result-disclaimer,.lab-body .tip-panel p,.lab-body .settings p,.lab-body .history-empty p,.lab-body .history-empty small,.lab-body .learning-intro,.lab-body .learning-warning,.lab-body .web-help p,.lab-body .launch-panel p{color:var(--blog-muted)}.lab-body .learning-panel,.lab-body .learning-steps,.lab-body #learn-status,.lab-body .learn-report,.lab-body .learn-counts span,.lab-body .learning-warning{background:var(--blog-panel);border-color:var(--blog-border)}.lab-body .learning-steps,.lab-body .learning-steps li,.lab-body .learn-report th,.lab-body .learn-report td{color:var(--blog-muted);border-color:var(--blog-border)}.lab-body .learn-counts .enough{color:var(--accent)}.lab-body .web-help a,.lab-body .text-button,.lab-body .connection,.lab-body #quality-note{color:var(--accent)}.lab-body .connection.error{color:#edab87}.lab-body .browser-banner{background:var(--blog-soft);border-color:var(--blog-border)}.lab-body #public-link{background:var(--blog-soft);color:var(--blog-text)}.lab-body .blog-footer{padding-left:0;padding-right:0}.lab-body .tip-panel{border-color:var(--blog-border)}@media(max-width:1050px){.blog-hero{gap:35px}.blog-hero h1{font-size:40px}.content-layout{grid-template-columns:minmax(0,1fr) 230px;gap:26px}.about-card{padding:20px}.feed-toolbar{align-items:flex-start;flex-direction:column}.search-box{max-width:none;width:100%}.blog-footer{margin:0 36px}.reading-layout{gap:30px;grid-template-columns:minmax(0,1fr) 180px}.feature-visual{height:230px}}@media(max-width:760px){.blog-header{height:75px;padding:0 22px;gap:15px;position:relative}.blog-brand strong{font-size:17px}.blog-brand strong>span{font-size:7px}.blog-main{padding:0 22px}.menu-toggle{display:grid;margin-left:auto}#blog-menu{display:none;position:absolute;top:74px;left:0;right:0;background:var(--blog-panel);z-index:20;padding:15px 24px;border-bottom:1px solid var(--blog-border);gap:25px;justify-content:center}#blog-menu.is-open{display:flex}.blog-hero{grid-template-columns:1fr;padding:44px 0 36px;gap:30px}.blog-hero h1{font-size:39px}.hero-notebook{display:none}.hero-anchor{margin-top:20px}.content-layout{grid-template-columns:1fr;gap:30px}.blog-sidebar{display:grid;grid-template-columns:1fr 1fr;gap:22px}.about-card{grid-column:1/-1}.sidebar-section{margin-top:0}.rss-card{grid-column:1/-1;margin-top:0}.feed-toolbar{flex-direction:column;gap:15px}.filters{gap:6px}.filter-button{font-size:12px;padding:8px 11px}.search-box{padding:10px 12px}.search-box input{font-size:14px}.feature-visual{height:235px}.post-copy{padding:22px}.post-copy h3{font-size:21px}.post-copy p{font-size:13px}.post-bottom{font-size:10px;gap:8px}.post-index{width:49px;padding-left:16px;font-size:18px}.post-index span{display:none}.post-card:not(.featured) .post-copy{margin-left:51px;padding-right:19px}.post-card:not(.featured) .post-copy h3{font-size:18px}.post-meta{gap:10px}.featured-label{font-size:9px}.blog-footer{margin:0 22px;flex-wrap:wrap;gap:20px;font-size:9px}.blog-footer>a{width:100%}.reading-main{padding:28px 22px 45px}.article-heading h1{font-size:29px;letter-spacing:-.5px}.article-kicker{margin-top:26px}.article-deck{font-size:13px}.byline{gap:10px;flex-wrap:wrap}.article-heading{padding-bottom:30px}.reading-layout{grid-template-columns:1fr;gap:0}.article-toc{display:none}.article-prose{font-size:14px}.article-prose h2{font-size:21px}.article-prose pre{font-size:10px;padding:16px}.lab-body .lab-main{padding:28px 20px 35px}.lab-body .article-heading h1{font-size:29px}.lab-intro-note{align-items:flex-start;flex-wrap:wrap;padding:16px;gap:9px}.lab-intro-note .live-dot{margin-top:7px}.lab-intro-note p{flex:1}.lab-intro-note>a{margin-left:15px}.lab-body .blog-header{padding:0 20px}.lab-body .blog-footer{margin:0 20px}.visual-caption{font-size:8px;left:20px;right:20px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Standalone uploaded experiences retain their own viewport and input handlers. */
.experience-main{max-width:1320px;margin:auto;padding:45px 36px 70px}.experience-panel{border:1px solid var(--blog-border);border-radius:14px;overflow:hidden;background:var(--blog-panel)}.experience-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:17px 20px;border-bottom:1px solid var(--blog-border)}.experience-toolbar>span{font:10px ui-monospace,monospace;color:var(--accent);letter-spacing:.12em}.experience-toolbar>div{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.experience-toolbar button,.experience-toolbar a{font:12px system-ui;color:var(--blog-text);background:transparent;border:0;padding:5px 0;cursor:pointer}.experience-toolbar button:disabled{opacity:.4;cursor:default}.experience-stage{position:relative;height:740px;height:min(78svh,850px);min-height:480px;background:#0c131a}.experience-placeholder{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;text-align:center;padding:28px;color:#dde9ed;background:radial-gradient(ellipse at 50% 38%,#24423955,transparent 60%),linear-gradient(140deg,#0c131a,#111f2c)}.experience-placeholder[hidden]{display:none}.experience-symbol{font-size:62px;color:#70e6c5;font-family:system-ui}.experience-placeholder h2{font-size:30px;line-height:1.4;margin:0}.experience-placeholder p{font-size:13px;color:#92a8b3;margin:0}.experience-placeholder>a{font-size:12px;color:#9cebd4}.experience-start{background:#70e6c5;color:#0c211a;font-size:14px;font-weight:650;border:0;border-radius:7px;padding:14px 27px;cursor:pointer}.experience-frame{display:block;border:0;width:100%;height:100%;background:#0c131a}.experience-frame:fullscreen{width:100vw;height:100vh}.experience-status{margin:0;padding:14px 20px;font-size:12px;color:var(--blog-muted);border-top:1px solid var(--blog-border)}.experience-notes{display:grid;grid-template-columns:1fr 1fr;gap:45px;margin:42px 0}.experience-notes h2{font-size:20px;margin:14px 0}.experience-notes p{font-size:14px;line-height:2;color:var(--blog-muted)}.experience-next{display:flex;gap:24px;justify-content:space-between;border-top:1px solid var(--blog-border);padding-top:25px;font-size:13px;color:var(--accent)}@media(max-width:700px){.experience-main{padding:25px 18px 50px}.experience-toolbar{align-items:flex-start;flex-direction:column;padding:14px}.experience-stage{height:72svh;min-height:500px}.experience-notes{grid-template-columns:1fr;gap:20px;margin-top:30px}.experience-placeholder h2{font-size:25px}.experience-next{flex-direction:column}.experience-toolbar>div{gap:18px}.experience-status{padding:12px 14px}.feed-toolbar{align-items:stretch;flex-direction:column}.search-box{width:100%}}
