pre code.hljs{padding:1em;display:block;overflow-x:auto}code.hljs{padding:3px 5px}.hljs{color:#c9d1d9;background:#0d1117}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#ff7b72}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#d2a8ff}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#79c0ff}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#a5d6ff}.hljs-built_in,.hljs-symbol{color:#ffa657}.hljs-comment,.hljs-code,.hljs-formula{color:#8b949e}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#7ee787}.hljs-subst{color:#c9d1d9}.hljs-section{color:#1f6feb;font-weight:700}.hljs-bullet{color:#f2cc60}.hljs-emphasis{color:#c9d1d9;font-style:italic}.hljs-strong{color:#c9d1d9;font-weight:700}.hljs-addition{color:#aff5b4;background-color:#033a16}.hljs-deletion{color:#ffdcd7;background-color:#67060c}:root{--bg:#0b0e14;--text:#eef2f7;--muted:#8a94a2;--muted2:#5c6675;--line:#ffffff13;--knowledge-accent:#61baff;--knowledge-accent-soft:#90d0ff;--accent:#4dabff;--accent-soft:#7fc7ff;--meteor-cyan-faint:#9cdcec0a;--meteor-cyan-soft:#beeef94d;--meteor-cyan-bright:#f2fdfff5;--meteor-cyan-shadow:#aae6f43d;--meteor-head:#f5feff;--meteor-head-glow:#d8f9ffa6;--meteor-aqua-faint:#60d3be09;--meteor-aqua-soft:#82e1cf42;--meteor-aqua-bright:#e2fff9eb;--meteor-sky-faint:#3a95e20d;--meteor-sky-soft:#56b2f757;--meteor-sky-bright:#bbe2fffa;--star:#edf4ff;--star-glow:#edf4ff80;--font-body:Inter,-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",sans-serif;--font-display:Georgia,"Times New Roman",serif;--font-wordmark:"Snell Roundhand","Apple Chancery","Segoe Script","Brush Script MT","URW Chancery L",cursive;--space-3xs:2px;--space-2xs:4px;--space-xs:8px;--space-sm:12px;--space-md:16px;--space-lg:24px;--space-xl:40px;--space-2xl:64px;--space-3xl:96px;--text-xs:10px;--text-sm:12px;--text-base:15px;--text-lg:18px;--text-xl:22px;--text-display:44px;--ease-out:cubic-bezier(.16,1,.3,1);--ease-in:cubic-bezier(.7,0,.84,0);--ease-in-out:cubic-bezier(.65,0,.35,1);--dur-micro:.12s;--dur-short:.22s;--dur-long:.42s;--rule-thin:1px;--radius-sm:8px;--radius-md:13px}*{box-sizing:border-box}html{background:var(--bg);scroll-behavior:smooth;scrollbar-gutter:stable;overflow-x:clip}body{background:var(--bg);color:var(--text);font-family:var(--font-body);min-height:100vh;margin:0;overflow-x:clip}a{color:inherit;text-decoration:none}button,input{font:inherit;color:inherit}button{cursor:pointer}button:active{transform:translateY(1px)}button:disabled,input:disabled{opacity:.5;cursor:not-allowed}button:focus-visible,[role=button]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}::selection{background:color-mix(in srgb,var(--accent) 24%,transparent)}.visually-hidden{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.site{min-height:100vh;padding-top:58px;position:relative;overflow:hidden}.meteor-layer{z-index:1;pointer-events:none;position:fixed;inset:0;overflow:hidden}.meteor{width:var(--length,72px);opacity:0;transform-origin:100%;background:linear-gradient(90deg,transparent 0%,var(--meteor-cyan-faint) 30%,var(--meteor-cyan-soft) 74%,var(--meteor-cyan-bright) 100%);height:1px;filter:drop-shadow(0 0 3px var(--meteor-cyan-shadow));will-change:transform,opacity;animation:meteorFall var(--duration,1.08s) linear forwards;border-radius:999px;position:absolute}.meteor:after{content:"";background:var(--meteor-head);width:2px;height:2px;box-shadow:0 0 5px var(--meteor-head-glow);border-radius:50%;position:absolute;top:50%;right:-1px;transform:translateY(-50%)}.meteor.aqua{background:linear-gradient(90deg,transparent 0%,var(--meteor-aqua-faint) 30%,var(--meteor-aqua-soft) 74%,var(--meteor-aqua-bright) 100%)}.meteor.sky{background:linear-gradient(90deg,transparent 0%,var(--meteor-sky-faint) 30%,var(--meteor-sky-soft) 74%,var(--meteor-sky-bright) 100%)}@keyframes meteorFall{0%{opacity:0;transform:translate3d(0,0,0) rotate(var(--angle,58deg))}8%{opacity:.92}86%{opacity:.76}to{opacity:0;transform:translate3d(var(--dx,250px),var(--dy,430px),0) rotate(var(--angle,58deg))}}.star-field{pointer-events:none;z-index:0;position:fixed;inset:0}.star-field i{left:var(--star-left);top:var(--star-top);width:var(--star-size);height:var(--star-size);background:var(--star);box-shadow:0 0 7px var(--star-glow);animation:twinkle var(--star-duration) var(--ease-in-out) var(--star-delay) infinite;border-radius:50%;position:absolute}@keyframes twinkle{0%,to{opacity:.08;transform:scale(.7)}50%{opacity:.55;transform:scale(1.25)}}.site-header{border-bottom:1px solid var(--line);z-index:80;background:color-mix(in srgb,var(--bg) 94%,transparent);-webkit-backdrop-filter:blur(16px);height:58px;position:fixed;top:0;left:0;right:0}.header-inner{justify-content:space-between;align-items:center;gap:16px;width:calc(100% - 28px);height:100%;margin:0 auto;display:flex}.brand{align-items:center;gap:var(--space-sm);width:max-content;min-width:0;display:flex}.logo{width:32px;height:32px;filter:drop-shadow(0 3px 9px color-mix(in srgb,var(--accent) 22%,transparent));border-radius:9px;flex:none;display:block;position:relative;overflow:hidden}.logo img{width:100%;height:100%;display:block}.brand-name{font-family:var(--font-wordmark);letter-spacing:.01em;color:color-mix(in srgb,var(--text) 96%,transparent);font-size:27px;font-weight:500;line-height:1;transform:translateY(2px)}.section-tabs{border:1px solid color-mix(in srgb,var(--accent) 18%,var(--line));background:color-mix(in srgb,var(--bg) 88%,var(--text));box-shadow:inset 0 1px 0 color-mix(in srgb,var(--text) 6%,transparent);border-radius:999px;flex:none;grid-template-columns:1fr 1fr;padding:3px;display:grid;position:relative}.section-tabs-ink{background:color-mix(in srgb,var(--accent) 18%,transparent);width:calc(50% - 3px);box-shadow:inset 0 1px 0 color-mix(in srgb,var(--text) 10%,transparent),0 0 12px color-mix(in srgb,var(--accent) 18%,transparent);transition:transform .32s var(--ease-out);border-radius:999px;position:absolute;top:3px;bottom:3px;left:3px}.section-tabs-ink[data-active=knowledge]{transform:translate(100%)}.section-tabs button{z-index:1;height:32px;color:var(--muted);letter-spacing:.01em;white-space:nowrap;transition:color var(--dur-short) var(--ease-out);background:0 0;border:0;border-radius:999px;padding:0 14px;font-size:12px;position:relative}.section-tabs button.active{color:var(--text);font-weight:600}.section-tabs button:active{transform:none}.section-pane{animation:tabInNext .36s var(--ease-out);position:relative;left:0}.section-pane.is-prev{animation-name:tabInPrev}.knowledge-wrap>.section-pane{height:100%}@keyframes tabInNext{0%{opacity:0;left:24px}to{opacity:1;left:0}}@keyframes tabInPrev{0%{opacity:0;left:-24px}to{opacity:1;left:0}}.wrap{z-index:2;width:calc(100% - 28px);margin:0 auto;position:relative}.article-index{padding:24px 0 72px}.knowledge-wrap{width:100%;height:calc(100dvh - 58px);margin:0}.knowledge-page{height:100%;color:var(--text);isolation:isolate;background:0 0;position:relative;overflow:hidden}.knowledge-canvas{cursor:grab;touch-action:none;-webkit-user-select:none;user-select:none;background:0 0;width:100%;height:100%;position:relative;overflow:hidden}.knowledge-canvas.is-dragging{cursor:grabbing}.knowledge-world{transform-origin:0 0;will-change:transform;width:1px;height:1px;position:absolute;top:0;left:0}.knowledge-world:not(.is-positioned){visibility:hidden}.knowledge-lines{pointer-events:none;width:1px;height:1px;position:absolute;inset:0;overflow:visible}.knowledge-line{fill:none;stroke:color-mix(in srgb,var(--accent) 38%,var(--line));stroke-width:1.2px;stroke-linecap:round;vector-effect:non-scaling-stroke}.knowledge-line.document{stroke:color-mix(in srgb,var(--muted2) 46%,var(--line));stroke-width:1px}.knowledge-node{white-space:normal;position:absolute;transform:translate(-50%,-50%)}.knowledge-node-root{border:1px solid color-mix(in srgb,var(--accent) 32%,var(--line));background:color-mix(in srgb,var(--bg) 90%,var(--text));width:64px;height:64px;color:var(--knowledge-accent-soft);box-shadow:0 18px 48px color-mix(in srgb,var(--bg) 70%,transparent),inset 0 1px 0 color-mix(in srgb,var(--text) 10%,transparent);border-radius:20px;place-items:center;padding:0;display:grid}.knowledge-node-root svg{width:25px;height:25px}.knowledge-node-topic{padding:0 var(--space-xs) 0 var(--space-sm);border:1px solid color-mix(in srgb,var(--knowledge-accent) 24%,var(--line));background:color-mix(in srgb,var(--bg) 93%,var(--text));justify-content:space-between;align-items:center;gap:var(--space-sm);color:color-mix(in srgb,var(--text) 92%,var(--knowledge-accent));text-align:left;transition:transform var(--dur-micro) var(--ease-out);box-shadow:0 10px 30px color-mix(in srgb,var(--bg) 78%,transparent),inset 0 1px 0 color-mix(in srgb,var(--text) 7%,transparent);border-radius:16px;font-size:12px;font-weight:560;display:flex}.knowledge-node-topic-label{overflow-wrap:break-word;flex:1;min-width:0;line-height:1.35}.knowledge-node-topic-meta{align-items:center;gap:var(--space-2xs);flex:none;display:flex}.knowledge-node-topic b{background:color-mix(in srgb,var(--knowledge-accent) 10%,transparent);min-width:22px;color:var(--knowledge-accent-soft);text-align:center;font-variant-numeric:tabular-nums;border-radius:999px;padding:3px 6px;font-size:10px;font-weight:500}.knowledge-node-topic-meta svg{width:16px;height:16px;color:var(--muted)}.knowledge-node-topic.is-collapsed{border-color:color-mix(in srgb,var(--knowledge-accent) 58%,var(--line));background:color-mix(in srgb,var(--bg) 89%,var(--knowledge-accent));color:var(--knowledge-accent-soft)}.knowledge-node-topic:active{transform:translate(-50%,-50%)translateY(1px)}.knowledge-node-document{padding:var(--space-xs) var(--space-sm);border:1px solid color-mix(in srgb,var(--muted2) 32%,var(--line));background:color-mix(in srgb,var(--bg) 95%,var(--text));color:var(--text);text-align:center;transition:transform var(--dur-micro) var(--ease-out);box-shadow:0 10px 28px color-mix(in srgb,var(--bg) 76%,transparent),inset 0 1px 0 color-mix(in srgb,var(--text) 6%,transparent);border-radius:16px;flex-direction:column;justify-content:center;align-items:center;display:flex}.knowledge-node-document strong{overflow-wrap:break-word;width:100%;max-width:100%;font-size:12px;font-weight:600;line-height:1.35;display:block}.knowledge-node-document.is-open{border-color:color-mix(in srgb,var(--knowledge-accent) 48%,var(--line));background:color-mix(in srgb,var(--knowledge-accent) 10%,transparent)}.knowledge-node-document:active{transform:translate(-50%,-50%)translateY(1px)}.knowledge-node.is-search-target{border-color:color-mix(in srgb,var(--knowledge-accent) 72%,var(--line));box-shadow:0 0 0 3px color-mix(in srgb,var(--knowledge-accent) 14%,transparent),0 14px 34px color-mix(in srgb,var(--bg) 68%,transparent)}.knowledge-controls{top:var(--space-md);right:var(--space-md);z-index:5;border:1px solid color-mix(in srgb,var(--muted2) 38%,var(--line));background:color-mix(in srgb,var(--bg) 94%,var(--text));box-shadow:0 12px 36px color-mix(in srgb,var(--bg) 76%,transparent),inset 0 1px 0 color-mix(in srgb,var(--text) 7%,transparent);border-radius:16px;align-items:center;display:flex;position:absolute;overflow:hidden}.knowledge-controls button{width:38px;height:38px;color:var(--muted);transition:transform var(--dur-micro) var(--ease-out);background:0 0;border:0;place-items:center;padding:0;line-height:1;display:grid}.knowledge-controls button svg{width:16px;height:16px}.knowledge-controls output{border-right:1px solid var(--line);border-left:1px solid var(--line);width:44px;height:30px;color:var(--muted);text-align:center;font-variant-numeric:tabular-nums;place-items:center;font-size:10px;display:grid}.knowledge-controls .knowledge-search-toggle{border-right:1px solid var(--line)}.knowledge-controls .knowledge-search-toggle.active{color:var(--knowledge-accent-soft);background:color-mix(in srgb,var(--knowledge-accent) 10%,transparent)}.knowledge-controls .knowledge-reset{border-left:1px solid var(--line);place-items:center;width:38px;padding:0;display:grid}.knowledge-controls .knowledge-reset span{display:none}.knowledge-search{top:calc(var(--space-md) + 56px);right:var(--space-md);z-index:6;-webkit-user-select:text;user-select:text;width:min(320px,100% - 32px);position:absolute}.knowledge-search-field{height:38px;padding:0 var(--space-xs);align-items:center;gap:var(--space-xs);border:1px solid color-mix(in srgb,var(--knowledge-accent) 26%,var(--line));background:color-mix(in srgb,var(--bg) 92%,var(--text));border-radius:11px;display:flex}.knowledge-search-field svg{width:15px;height:15px;color:var(--muted);flex:none}.knowledge-search-field input{width:100%;min-width:0;height:100%;color:var(--text);font:inherit;background:0 0;border:0;outline:0;padding:0;font-size:12px}.knowledge-search-field input::placeholder{color:var(--muted2)}.knowledge-search-results{max-height:280px;margin-top:var(--space-xs);padding-top:var(--space-2xs);border-top:1px solid var(--line);scrollbar-width:thin;overflow:auto}.knowledge-search-results button{width:100%;color:var(--text);text-align:left;background:0 0;border:0;border-radius:10px;flex-direction:column;gap:2px;padding:8px;display:flex}.knowledge-search-results button span{font-size:12px;font-weight:600;line-height:1.4}.knowledge-search-results button small{max-width:100%;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:9px;line-height:1.4;overflow:hidden}.knowledge-search-results p{color:var(--muted);text-align:center;margin:0;padding:14px 8px;font-size:11px}.knowledge-empty{height:100%;color:var(--muted);place-items:center;font-size:12px;display:grid}.filter-bar{padding-bottom:var(--space-sm);flex-direction:column;gap:16px;display:flex}.filter-sidebar{min-width:0;padding-bottom:var(--space-sm);border-bottom:1px solid var(--line)}.posts{overflow-anchor:none;padding:0 0 48px;position:relative}.date-filter{width:min(280px,100%)}.calendar-inline{width:100%}.calendar-head{grid-template-columns:64px minmax(0,1fr) 64px;align-items:center;height:32px;display:grid}.calendar-nav-group{display:flex}.calendar-nav-group:last-child{justify-content:flex-end}.calendar-nav-group button{width:30px;height:30px;color:var(--muted);background:0 0;border:0;padding:0;font-size:17px;line-height:1}.calendar-month{color:var(--text);text-align:center;font-variant-numeric:tabular-nums;font-size:12px;font-weight:600}.calendar-weekdays,.calendar-days{grid-template-columns:repeat(7,1fr);display:grid}.calendar-weekdays{margin-top:var(--space-xs);color:var(--muted2);text-align:center;font-size:9px}.calendar-weekdays span{place-items:center;height:26px;display:grid}.calendar-days{row-gap:2px}.calendar-days>span{height:28px}.calendar-day{width:28px;height:28px;color:var(--muted);font-variant-numeric:tabular-nums;background:0 0;border:1px solid #0000;border-radius:50%;justify-self:center;padding:0;font-size:10px}.calendar-day.has-articles{background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--text)}.calendar-day.today{border-color:color-mix(in srgb,var(--accent) 38%,transparent);color:var(--text)}.calendar-day.selected{border-color:var(--accent);background:var(--accent);color:var(--bg)}.calendar-footer{margin-top:var(--space-xs);padding-top:var(--space-xs);border-top:1px solid var(--line);justify-content:space-between;display:flex}.calendar-footer button{height:28px;padding:0 var(--space-xs);color:var(--accent);background:0 0;border:0;font-size:10px}.calendar-footer button:disabled{color:var(--muted2)}.post-date{padding:var(--space-lg) var(--space-xs) var(--space-sm);color:#cbd3dd;font:400 17px/1.05 var(--font-display);letter-spacing:-.02em;font-variant-numeric:tabular-nums;display:block}.post{min-height:0;padding:var(--space-md) var(--space-xs);border-top:1px solid color-mix(in srgb,var(--line) 58%,transparent);cursor:pointer;overflow-anchor:none;transition:background-color var(--dur-short) var(--ease-out);grid-template-columns:22px minmax(0,1fr);display:grid;position:relative}.post-group .post:first-of-type{border-top-color:var(--line)}.star-node{grid-area:1/1/span 3;position:relative}.star-node:before{content:"";background:color-mix(in srgb,var(--muted) 70%,transparent);width:6px;height:6px;box-shadow:0 0 0 5px var(--bg),0 0 0 6px color-mix(in srgb,var(--line) 50%,transparent);transition:transform var(--dur-short) var(--ease-out),background-color var(--dur-short) var(--ease-out),box-shadow var(--dur-short) var(--ease-out);border-radius:50%;position:absolute;top:3px;left:5px}.main{grid-column:2;min-width:0;position:relative}.main h2{font-size:var(--text-base);letter-spacing:-.018em;overflow-wrap:anywhere;min-width:0;margin:0;font-weight:620;line-height:1.38}.orbit{right:var(--space-xs);opacity:.12;pointer-events:none;width:18px;height:18px;transition:opacity var(--dur-short) var(--ease-out),transform var(--dur-short) var(--ease-out);position:absolute;bottom:8px}.orbit:before{content:"";border:1px solid color-mix(in srgb,var(--accent) 42%,transparent);border-radius:50%;position:absolute;inset:4px 1px;transform:rotate(-18deg)}.orbit:after{content:"";background:color-mix(in srgb,var(--accent) 38%,var(--text));width:3px;height:3px;box-shadow:0 0 7px color-mix(in srgb,var(--accent) 50%,transparent);border-radius:50%;position:absolute;top:5px;right:3px}.empty{height:240px;color:color-mix(in srgb,var(--text) 78%,var(--muted));place-items:center;display:grid}.empty svg{width:96px;height:96px}.empty-accent{fill:var(--accent-soft)}.reader{background:var(--bg);z-index:60;display:none;position:fixed;inset:58px 0 0;overflow:hidden}.reader::-webkit-scrollbar{display:none}.reader.show{animation:fade var(--dur-short) var(--ease-out);flex-direction:column;display:flex}.reader-scroll{scrollbar-width:none;flex:1;min-height:0;overflow:auto}.reader-scroll::-webkit-scrollbar{display:none}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes dockIn{0%{opacity:0;transform:translate(16px)}to{opacity:1;transform:none}}.reader-head{background:var(--bg);z-index:70;flex:none;align-items:center;height:58px;padding:0;display:flex;position:relative;top:0}.reader-close{border-radius:var(--radius-sm);width:44px;height:44px;color:var(--muted);background:0 0;border:0;flex:none;place-items:center;margin-right:4px;padding:0;display:grid}.reader-close svg{width:16px;height:16px}.reader-resizer{z-index:80;cursor:col-resize;touch-action:none;-webkit-user-select:none;user-select:none;width:10px;display:none;position:absolute;top:0;bottom:0;left:-5px}.reader-resizer:before{content:"";background:color-mix(in srgb,var(--accent) 42%,var(--line));opacity:0;width:2px;transition:opacity var(--dur-micro) var(--ease-out);border-radius:1px;position:absolute;top:0;bottom:0;left:4px}.reader-docked .reader-close{z-index:71;background:color-mix(in srgb,var(--bg) 88%,transparent);margin:0;position:absolute;top:8px;right:8px}.breadcrumb{align-items:center;gap:var(--space-xs);width:calc(100% - 28px);min-width:0;height:100%;margin:0 auto;line-height:1;display:flex}.breadcrumb-parent{min-height:44px;color:var(--muted);border-radius:var(--radius-sm);white-space:nowrap;background:0 0;border:0;padding:0;font-size:12px;line-height:1}.breadcrumb-separator{color:var(--muted);flex:none;font-size:11px;line-height:1}.breadcrumb-current{color:var(--accent);white-space:nowrap;text-overflow:ellipsis;min-width:0;font-size:12px;line-height:1;overflow:hidden}.article-outline{display:none}.article{width:min(720px,100% - 36px);margin:auto;padding:48px 0 84px}.meta{color:var(--muted);letter-spacing:.09em;font-size:10px}.article h1{margin:var(--space-md) 0 var(--space-lg);font:400 clamp(35px,9vw,44px)/1.14 var(--font-display);letter-spacing:-.038em;overflow-wrap:anywhere;min-width:0}.article-content{color:color-mix(in srgb,var(--text) 82%,transparent);font-size:14px;line-height:1.9}.article-content p{margin:0 0 24px}.article-content a{color:var(--accent-soft);text-underline-offset:3px;text-decoration:underline}.article-content img{max-width:100%;height:auto}.article-content video{border-radius:var(--radius-sm);max-width:100%;height:auto;margin:0 0 24px;display:block}.article-content h2{color:var(--text);margin:44px 0 14px;font-size:22px}.article-content h3{color:var(--text);margin:32px 0 12px;font-size:17px}.article-content ul,.article-content ol{margin:0 0 24px;padding-left:24px}.article-content li{padding-left:4px}.article-content li::marker{color:var(--accent)}.article-content pre{border:1px solid var(--line);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--text) 5%,var(--bg));margin:0 0 24px;padding:16px;font-size:13px;line-height:1.65;overflow:auto}.article-content pre code.hljs{background:0 0;padding:0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.article-content :not(pre)>code{background:color-mix(in srgb,var(--text) 8%,transparent);border-radius:4px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em}.article-content table{border-collapse:collapse;width:100%;margin:0 0 24px;font-size:13px}.article-content th,.article-content td{border:1px solid var(--line);text-align:left;padding:8px 10px}.article-content blockquote{border-left:1px solid color-mix(in srgb,var(--accent-soft) 42%,transparent);color:color-mix(in srgb,var(--muted) 88%,transparent);margin:32px 0;padding:1px 0 1px 18px;position:relative}.article-content blockquote p{margin:0}.article-content blockquote:before{content:"";background:var(--accent-soft);width:5px;height:5px;box-shadow:0 0 9px color-mix(in srgb,var(--accent-soft) 70%,transparent);border-radius:50%;position:absolute;top:11px;left:-3px}.scroll-top{z-index:75;border:1px solid color-mix(in srgb,var(--accent) 28%,var(--line));background:color-mix(in srgb,var(--bg) 92%,var(--accent));width:40px;height:40px;color:var(--accent);border-radius:50%;place-items:center;padding:0;display:grid;position:fixed;bottom:16px;right:16px}.scroll-top svg{width:18px;height:18px}.spark{pointer-events:none;z-index:100;background:var(--text);width:3px;height:3px;animation:spark .48s var(--ease-out) forwards;border-radius:50%;position:fixed;box-shadow:0 0 8px}@keyframes spark{0%{opacity:.9;transform:translate(var(--x0),var(--y0))}to{opacity:0;transform:translate(var(--x1),var(--y1)) scale(.2)}}@media (hover:hover) and (pointer:fine){.section-tabs button:hover{color:var(--text)}.knowledge-node-topic:hover{border-color:color-mix(in srgb,var(--knowledge-accent) 48%,var(--line));color:var(--knowledge-accent-soft)}.knowledge-node-document:hover{border-color:color-mix(in srgb,var(--knowledge-accent) 24%,var(--line));background:color-mix(in srgb,var(--bg) 92%,var(--text))}.knowledge-controls button:hover{color:var(--text)}.knowledge-search-results button:hover{background:color-mix(in srgb,var(--knowledge-accent) 9%,transparent)}.post:hover{background:color-mix(in srgb,var(--text) 1.5%,transparent)}.post:hover .main h2{color:color-mix(in srgb,var(--text) 98%,transparent)}.post:hover .star-node:before{background:color-mix(in srgb,var(--accent) 54%,var(--text))}.post:hover .orbit{opacity:.58}.breadcrumb-parent:hover,.reader-close:hover{color:var(--text)}.reader-resizer:hover:before{opacity:1}.calendar-nav-group button:hover,.calendar-footer button:hover{color:var(--text)}.calendar-day:hover{background:color-mix(in srgb,var(--accent) 12%,transparent);color:var(--text)}}@media (pointer:coarse){.knowledge-controls button{width:44px;height:44px}.knowledge-controls output{width:44px;height:32px}.knowledge-controls .knowledge-reset{width:44px}}@media (width>=45rem){.site{padding-top:64px}.site-header{height:64px}.reader{top:64px}.header-inner{width:min(900px,100% - 40px)}.logo{width:34px;height:34px}.brand-name{font-size:29px}.wrap{width:min(900px,100% - 40px)}.wrap.knowledge-wrap{width:100%;height:calc(100dvh - 64px);margin:0}.wrap.knowledge-wrap.is-reading{width:calc(100% - var(--reader-dock,50%))}.reader.reader-docked.show{width:var(--reader-dock,50%);border-left:1px solid var(--line);animation:dockIn var(--dur-short) var(--ease-out);left:auto}.reader-docked .reader-resizer{display:block}.reader-docked .article h1{padding-right:36px}.reader-docked .scroll-top{right:16px}.article-index{padding:40px 0 96px}.knowledge-controls{top:var(--space-lg);right:var(--space-lg)}.knowledge-search{top:calc(var(--space-lg) + 56px);right:var(--space-lg)}.filter-bar{gap:var(--space-sm)}.posts{padding-bottom:72px}.post{min-height:0;padding:var(--space-md) var(--space-xs);grid-template-columns:24px minmax(0,1fr)}.star-node{grid-area:1/1;justify-content:center;display:flex}.star-node:before{width:7px;height:7px;top:8px;left:auto}.star-node:after{content:"";background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 42%,transparent),transparent);transform-origin:0;width:32px;height:1px;transition:transform var(--dur-short) var(--ease-out);position:absolute;top:11px;left:13px;transform:scaleX(0)}.main{padding:0 var(--space-xl) 0 var(--space-sm);grid-column:2}.main h2{font-size:16px}.orbit{right:var(--space-xs);opacity:.18;width:22px;height:22px;bottom:13px}.reader-head{height:52px}.breadcrumb{width:min(900px,100% - 40px)}.article{padding:66px 0 100px}.article-content{font-size:15px;line-height:2}.scroll-top{bottom:24px;right:24px}}@media (width>=60rem){.article-index{column-gap:var(--space-xl);grid-template-columns:minmax(0,1fr) 240px;min-height:calc(100dvh - 64px);display:grid}.filter-bar{padding-bottom:var(--space-sm)}.filter-sidebar{border:0;grid-area:1/2;align-self:start;margin-top:-48px;padding:0;position:sticky;top:56px}.posts{grid-area:1/1}}.reader-body.has-outline.is-wide{gap:var(--space-xl);grid-template-columns:180px minmax(0,720px);justify-content:center;align-items:start;width:min(1080px,100% - 40px);margin:0 auto;display:grid}.reader-body.has-outline.is-wide .article{grid-area:1/2;width:100%}.reader-body.has-outline.is-wide .article-outline{scrollbar-width:none;grid-area:1/1;max-height:calc(100dvh - 140px);padding-top:66px;display:block;position:sticky;top:0;overflow:auto}.reader-body.has-outline.is-wide .article-outline::-webkit-scrollbar{display:none}.outline-title{margin-bottom:var(--space-sm);color:var(--muted2);letter-spacing:.12em;font-size:10px}.article-outline ol{padding:0 0 0 var(--space-sm);border-left:1px solid var(--line);margin:0;list-style:none}.article-outline li{margin:0 0 var(--space-xs)}.article-outline li:last-child{margin-bottom:0}.article-outline button{width:100%;color:var(--muted);text-align:left;background:0 0;border:0;padding:2px 0;font-size:11px;line-height:1.55}.article-outline .outline-level-3{padding-left:var(--space-sm)}.reader-docked .article-outline{top:8px}@media (hover:hover) and (pointer:fine) and (width>=45rem){.post:hover .star-node:after{transform:scaleX(1)}.article-outline button:hover{color:var(--accent)}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}.meteor-layer{display:none}}