@import"https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@300;400;500&family=Noto+Sans+TC:wght@300;400&display=swap";.kotoba-footer[data-astro-cid-sz7xmlte]{font-family:var(--font-sans);font-size:.75rem;font-weight:300;color:var(--ink-faint);line-height:1.8;display:flex;flex-direction:column;gap:.25rem}.kotoba-footer-links[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.75rem;margin-bottom:.25rem}.kotoba-footer-icon-link[data-astro-cid-sz7xmlte]{display:flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;color:var(--ink-faint);text-decoration:none;transition:color .2s}.kotoba-footer-icon-link[data-astro-cid-sz7xmlte]:hover{color:var(--ink)}.kotoba-footer-icon[data-astro-cid-sz7xmlte]{width:1rem;height:1rem;flex-shrink:0}.kotoba-footer-text-link[data-astro-cid-sz7xmlte]{font-size:.75rem}.kotoba-footer-link[data-astro-cid-sz7xmlte]{color:inherit;text-decoration:underline;text-underline-offset:2px;transition:color .2s}.kotoba-footer-link[data-astro-cid-sz7xmlte]:hover{color:var(--ink)}.kotoba-sidebar[data-astro-cid-ssfzsv2f]{width:var(--sidebar-width);min-height:100vh;background:var(--bg-side);border-right:1px solid var(--rule);display:flex;flex-direction:column;padding:3rem 1.75rem;position:fixed;top:0;left:0;z-index:10}.kotoba-site-name[data-astro-cid-ssfzsv2f]{display:block;font-family:var(--font-serif);font-weight:300;font-size:.9375rem;letter-spacing:.16em;color:var(--ink);line-height:1.6;margin-bottom:2.5rem;text-decoration:none}.kotoba-site-name[data-astro-cid-ssfzsv2f]:after{content:"";display:block;width:24px;height:1px;background:var(--rule);margin-top:1.5rem}.kotoba-nav-list[data-astro-cid-ssfzsv2f]{list-style:none}.kotoba-nav-link[data-astro-cid-ssfzsv2f]{display:block;font-family:var(--font-sans);font-size:.8125rem;font-weight:300;letter-spacing:.06em;color:var(--ink-faint);opacity:.75;text-decoration:none;padding:.45rem 0;transition:color .16s ease,opacity .16s ease}.kotoba-nav-icon[data-astro-cid-ssfzsv2f]{margin-right:.45rem;font-size:.75rem;opacity:.85}.kotoba-nav-link[data-astro-cid-ssfzsv2f]:hover{color:var(--ink-mid);opacity:.94}.kotoba-nav-link[data-astro-cid-ssfzsv2f].is-active{color:var(--ink);opacity:1;font-weight:400}.kotoba-sidebar-foot[data-astro-cid-ssfzsv2f]{margin-top:auto;font-family:var(--font-sans);font-size:.6875rem;font-weight:300;letter-spacing:.06em;color:var(--ink-faint);line-height:1.8}.kotoba-mobile-header[data-astro-cid-ssfzsv2f]{display:none}@media(max-width:767px){.kotoba-sidebar[data-astro-cid-ssfzsv2f]{display:none}.kotoba-mobile-header[data-astro-cid-ssfzsv2f]{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 1.25rem;border-bottom:1px solid var(--rule);background:var(--bg-side)}.kotoba-mobile-brand[data-astro-cid-ssfzsv2f]{color:var(--ink);text-decoration:none;font-family:var(--font-serif);font-size:.875rem;letter-spacing:.12em;white-space:nowrap}.kotoba-mobile-nav-list[data-astro-cid-ssfzsv2f]{list-style:none;display:flex;align-items:center;gap:.85rem}.kotoba-mobile-nav-link[data-astro-cid-ssfzsv2f]{color:var(--ink-faint);opacity:.78;text-decoration:none;font-family:var(--font-sans);font-size:.75rem;letter-spacing:.05em;transition:color .16s ease,opacity .16s ease}.kotoba-mobile-nav-link[data-astro-cid-ssfzsv2f]:hover{color:var(--ink-mid);opacity:.94}.kotoba-mobile-nav-link[data-astro-cid-ssfzsv2f].is-active{color:var(--ink);opacity:1;font-weight:400}}lite-youtube{background-color:#000;position:relative;display:block;contain:content;background-position:center center;background-size:cover;cursor:pointer;max-width:720px}lite-youtube:before{content:attr(data-title);display:block;position:absolute;top:0;background-image:linear-gradient(180deg,#000000ab,#0000008a 14%,#00000026 54%,#0000000d 72%,#0000 94%);height:99px;width:100%;font-family:YouTube Noto,Roboto,Arial,Helvetica,sans-serif;color:#eee;text-shadow:0 0 2px rgba(0,0,0,.5);font-size:18px;padding:25px 20px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;box-sizing:border-box}lite-youtube:hover:before{color:#fff}lite-youtube:after{content:"";display:block;padding-bottom:56.25%}lite-youtube>iframe{width:100%;height:100%;position:absolute;top:0;left:0;border:0}lite-youtube>.lyt-playbtn{display:block;width:100%;height:100%;background:no-repeat center/68px 48px;background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 68 48"><path d="M66.52 7.74c-.78-2.93-2.49-5.41-5.42-6.19C55.79.13 34 0 34 0S12.21.13 6.9 1.55c-2.93.78-4.63 3.26-5.42 6.19C.06 13.05 0 24 0 24s.06 10.95 1.48 16.26c.78 2.93 2.49 5.41 5.42 6.19C12.21 47.87 34 48 34 48s21.79-.13 27.1-1.55c2.93-.78 4.64-3.26 5.42-6.19C67.94 34.95 68 24 68 24s-.06-10.95-1.48-16.26z" fill="red"/><path d="M45 24 27 14v20" fill="white"/></svg>');position:absolute;cursor:pointer;z-index:1;filter:grayscale(100%);transition:filter .1s cubic-bezier(0,0,.2,1);border:0}lite-youtube:hover>.lyt-playbtn,lite-youtube .lyt-playbtn:focus{filter:none}lite-youtube.lyt-activated{cursor:unset}lite-youtube.lyt-activated:before,lite-youtube.lyt-activated>.lyt-playbtn{opacity:0;pointer-events:none}.lyt-visually-hidden{clip:rect(0 0 0 0);clip-path:inset(50%);height:1px;overflow:hidden;position:absolute;white-space:nowrap;width:1px}.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}:root{--bg: #f8f6f2;--bg-side: #f0ede7;--ink: #1c1b18;--ink-mid: #4a4840;--ink-faint: #9a9690;--rule: #dbd8d0;--accent: #5c4a32;--c-essay: #7a6a5a;--c-film: #4a5568;--c-book: #5a6e5a;--c-travel: #7a5a3a;--c-vet: #5a6875;--c-default: #9a9690;--c-note: oklch(48.8% .243 264.376 / .8);--c-tip: oklch(50.8% .118 165.612 / .8);--c-important: oklch(49.6% .265 301.924 / .8);--c-warning: oklch(55.5% .163 48.998 / .8);--c-caution: oklch(50.5% .213 27.518 / .8);--font-serif: "Noto Serif TC", "Source Han Serif TC", Georgia, serif;--font-sans: "Noto Sans TC", "Source Han Sans TC", system-ui, sans-serif;--font-size-prose: 1.0625rem;--line-height-prose: 1.95;--sidebar-width: 180px;--content-width: 64ch}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background:var(--bg);color:var(--ink);font-family:var(--font-serif);min-height:100vh}html:not(.reduce-motion){scroll-behavior:smooth}a{color:inherit;text-decoration:none}@keyframes fadeUp{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}html{scrollbar-width:thin;scrollbar-color:rgba(74,72,64,.25) transparent;scrollbar-gutter:stable;text-autospace:normal}body{backface-visibility:hidden;-webkit-backface-visibility:hidden}body::selection{background-color:#5c4a321f}.highlight-static,.highlight-hover{position:relative;display:inline-block}.highlight-static:after,.highlight-hover:after{position:absolute;left:0;z-index:-1;height:.5em;width:100%;background-color:#5c4a321f;content:""}.highlight-static:after,.highlight-hover:hover:after{transform-origin:bottom left;transform:scaleX(1)}.highlight-hover:after{transform-origin:bottom right;transform:scaleX(0);transition-property:transform;transition-timing-function:ease-out}@media(min-width:1024px){.highlight-hover:after{transition-duration:.3s}}.heading-anchor-link{display:inline-block;transform:translateY(.1em)}h1:hover .heading-anchor-link svg,h2:hover .heading-anchor-link svg,h3:hover .heading-anchor-link svg,h4:hover .heading-anchor-link svg{opacity:.4}.heading-anchor-link svg{margin-left:.4em;aspect-ratio:1 / 1;width:.9em;opacity:0;transition:opacity .15s ease-out}.heading-anchor-link svg:active{transform:scale(.9)}h1:hover .heading-anchor-link svg:hover,h2:hover .heading-anchor-link svg:hover,h3:hover .heading-anchor-link svg:hover,h4:hover .heading-anchor-link svg:hover{opacity:.8}.zoom-overlay{position:fixed;left:0;top:0;z-index:999;display:none;height:100%;width:100%;cursor:zoom-out;background-color:#f8f6f2f2;opacity:0;transition:opacity .3s}.zoom-img{position:fixed;z-index:1000;cursor:zoom-out;transition:transform .3s}.code-copy-button{position:absolute;right:.55rem;top:.55rem;z-index:99;display:grid;aspect-ratio:1 / 1;width:2rem;cursor:pointer;place-items:center;border:1px solid color-mix(in srgb,var(--ink-mid) 15%,transparent);border-radius:.25rem;background-color:var(--bg);color:color-mix(in srgb,var(--ink-mid) 80%,transparent);opacity:0;transition:opacity .15s ease-out,background-color .15s ease-out}.code-copy-button:hover{border-color:color-mix(in srgb,var(--ink) 15%,transparent);color:color-mix(in srgb,var(--ink) 80%,transparent)}.code-block-wrapper:hover .code-copy-button{opacity:1}.icon-copy,.icon-check{grid-area:1 / 1;aspect-ratio:1 / 1;width:50%}.icon-check{opacity:0}.code-copy-button.copied{border:none;background-color:#059669;color:var(--bg)}html.dark .code-copy-button.copied{background-color:#10b981}.code-copy-button.copied .icon-copy{opacity:0}.code-copy-button.copied .icon-check{opacity:1}.prose{max-width:var(--content-width);font-family:var(--font-serif);font-size:var(--font-size-prose);font-weight:400;line-height:var(--line-height-prose);letter-spacing:.01em;color:var(--ink-mid);word-break:break-word;overflow-wrap:break-word}.prose p{margin-bottom:1.4em;text-align:justify}.prose p+p{text-indent:2em;margin-top:-1.4em}.prose .post-title{font-size:clamp(1.75rem,6vw,2.5rem);font-weight:300;line-height:1.25;letter-spacing:.02em;color:var(--ink);margin-bottom:0;margin-top:0}.prose h1,.prose h2,.prose h3,.prose h4,.prose h5,.prose h6{font-family:var(--font-sans);font-weight:400;color:var(--ink);margin-top:2.5em;margin-bottom:1em;scroll-margin-top:5rem}.prose h1{font-size:1.5rem}.prose h2{font-size:.9375rem;letter-spacing:.1em;padding-bottom:.4em;border-bottom:1px solid var(--rule)}.prose h3{font-size:1.0625rem}.prose h4{font-size:1rem}.prose h5,.prose h6{font-size:.9375rem;font-weight:300}.prose a{color:var(--ink-mid);text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--rule);transition:text-decoration-color .2s,color .2s}.prose a:hover{color:var(--accent);text-decoration-color:var(--ink-faint)}.prose img{max-width:100%;height:auto;display:block;margin:1.5rem auto;cursor:zoom-in}.prose figure{margin:2rem 0}.prose figcaption{margin-top:.75rem;text-align:center;font-family:var(--font-sans);font-size:.8125rem;font-weight:300;color:var(--ink-faint)}.prose pre{overflow-x:auto;background:#00000008;border:1px solid var(--rule);border-radius:.5rem;padding:.75rem 1rem;margin:1.5rem 0;scrollbar-width:thin;scrollbar-color:transparent transparent;transition:scrollbar-color .3s}.prose pre:hover{scrollbar-color:rgba(0,0,0,.15) transparent}.prose pre code{background:transparent;border:none;padding:0;font-size:inherit}.code-block-wrapper{position:relative;margin:1.5rem 0}.prose code{background:#0000000a;border:1px solid var(--rule);border-radius:.25rem;padding:.1em .4em;font-size:.85em;letter-spacing:0;word-break:break-all}.prose blockquote{margin:2em 0;padding:0 0 0 1.5em;border-left:2px solid var(--ink-faint);color:var(--ink-faint)}.prose blockquote>:first-child{margin-top:0}.prose blockquote>:last-child{margin-bottom:0}.prose blockquote cite{display:block;margin-top:.5rem;font-size:.875rem;color:var(--ink-faint);font-style:normal;letter-spacing:.05em}.prose blockquote cite:before{content:"── "}.prose table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:1.5rem 0;scrollbar-width:thin}.prose th,.prose td{padding:.5rem .75rem;border-bottom:1px solid var(--rule);text-align:left}.prose tr:last-child td{border-bottom:0}.prose ul,.prose ol{margin:1.5rem 0;padding-left:1.75em}.prose ul{list-style:disc}.prose ol{list-style:decimal}.prose ul ul{list-style:circle}.prose ul ul ul{list-style:square}.prose li{margin-top:.25em}.prose hr{border:none;text-align:center;margin:3rem 0}.prose hr:before{content:"*   *   *";color:#0003;font-size:1.25rem;letter-spacing:.5em;white-space:pre}.prose strong,.prose b{font-weight:500}.prose em,.prose i{font-style:italic}.prose s,.prose del{text-decoration:line-through}.prose mark{background:#5c4a321f}.prose u{text-decoration:underline wavy #f87171;text-underline-offset:3px}.prose abbr[title]{cursor:help;border-bottom:1px dotted var(--ink-faint);text-decoration:none}.prose sub{vertical-align:sub;font-size:.75em}.prose sup{vertical-align:super;font-size:.75em}.prose kbd{display:inline-block;padding:.2em .45em;font-size:.8em;font-weight:600;border:1px solid var(--rule);border-radius:.25rem;color:var(--ink-faint)}.prose sup a{text-decoration:none}.prose sup:target,.prose sup a:target{background:#5c4a321f}.reading-post-header{margin-bottom:2.5rem;padding-bottom:2rem;border-bottom:1px solid var(--rule)}.reading-post-kicker{margin-bottom:1rem;display:flex;align-items:center;gap:.6rem}.reading-kicker-strip{display:inline-block;width:16px;height:2px;border-radius:1px;opacity:.55}.reading-kicker-label{font-family:var(--font-sans);font-size:.75rem;font-weight:300;letter-spacing:.14em;color:var(--ink-faint)}.reading-post-meta{margin-top:1.25rem;display:flex;align-items:center;gap:.875rem;font-family:var(--font-sans);font-size:.8125rem;font-weight:300;color:var(--ink-faint)}.prose blockquote[class*=admonition-]{border-left-color:var(--ink-faint);background:transparent}.gc-container{display:block;overflow-x:auto;border:1px solid color-mix(in srgb,var(--ink-mid) 5%,transparent);border-radius:.25rem;background-color:color-mix(in srgb,var(--ink-mid) 5%,transparent);padding-inline:1.25rem;padding-block:1rem;margin-block:1.5rem;transition:color .15s ease-out,background-color .15s ease-out;scrollbar-width:thin;scrollbar-color:color-mix(in srgb,var(--ink-mid) 15%,transparent) transparent;text-decoration:none;color:inherit}.gc-container:hover{background-color:color-mix(in srgb,var(--ink-mid) 10%,transparent);color:var(--ink)}@media(min-width:1024px){.gc-container{padding-inline:1.5rem;padding-block:1.25rem}}:is(h1,h2,h3,h4,h5,h6,.gc-container)+.gc-container{margin-top:1rem}.gc-container:has(+.gc-container){margin-bottom:1rem}.gc-title-bar{display:flex;align-items:center;gap:.625rem}@media(min-width:1024px){.gc-title-bar{gap:.75rem}}.gc-owner-avatar{aspect-ratio:1 / 1;width:1.375rem;flex-shrink:0;border-radius:9999px;background-color:color-mix(in srgb,var(--ink-mid) 20%,transparent)}.gc-repo-title{display:flex;align-items:center;line-height:1.5}@media(min-width:1024px){.gc-repo-title{font-size:1.125rem}}.gc-slash{margin-inline:.25rem;opacity:.4}@media(min-width:1024px){.gc-slash{margin-inline:.3rem}}.gc-github-icon{margin-left:auto;width:1.375rem;flex-shrink:0}@media(min-width:1024px){.gc-github-icon{width:1.5rem}}.gc-repo-description.gc-repo-description{margin-bottom:.875rem;margin-top:.625rem;text-align:start;font-size:.875rem}@media(min-width:1024px){.gc-repo-description.gc-repo-description{margin-bottom:1rem;margin-top:.7rem;font-size:1rem}}.gc-info-bar{display:flex;align-items:center;gap:.4375rem;font-size:.75rem}@media(min-width:1024px){.gc-info-bar{gap:.5rem;font-size:.875rem}}.gc-info-icon{flex-shrink:0}.gc-stars-count{margin-right:.75rem}@media(min-width:1024px){.gc-stars-count{margin-right:1rem}}.gc-forks-count{margin-right:.9375rem}@media(min-width:1024px){.gc-forks-count{margin-right:1.25rem}}.gc-license-info{margin-left:.125rem;margin-right:1rem}.admonition-title{margin-bottom:1rem;display:flex;align-items:center;font-weight:600}.admonition-title:before{margin-right:.5rem;display:inline-block;aspect-ratio:1 / 1;width:1rem;vertical-align:text-bottom;content:""}.admonition-note{border-color:var(--c-note)!important}.admonition-note .admonition-title{color:var(--c-note)}.admonition-note .admonition-title:before{background-color:var(--c-note);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M0 8a8 8 0 1 1 16 0A8 8 0 0 1 0 8Zm8-6.5a6.5 6.5 0 1 0 0 13 6.5 6.5 0 0 0 0-13ZM6.5 7.75A.75.75 0 0 1 7.25 7h1a.75.75 0 0 1 .75.75v2.75h.25a.75.75 0 0 1 0 1.5h-2a.75.75 0 0 1 0-1.5h.25v-2h-.25a.75.75 0 0 1-.75-.75ZM8 6a1 1 0 1 1 0-2 1 1 0 0 1 0 2Z'%3E%3C/path%3E%3C/svg%3E")}.admonition-tip{border-color:var(--c-tip)!important}.admonition-tip .admonition-title{color:var(--c-tip)}.admonition-tip .admonition-title:before{background-color:var(--c-tip);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 1.5c-2.363 0-4 1.69-4 3.75 0 .984.424 1.625.984 2.304l.214.253c.223.264.47.556.673.848.284.411.537.896.621 1.49a.75.75 0 0 1-1.484.211c-.04-.282-.163-.547-.37-.847a8.456 8.456 0 0 0-.542-.68c-.084-.1-.173-.205-.268-.32C3.201 7.75 2.5 6.766 2.5 5.25 2.5 2.31 4.863 0 8 0s5.5 2.31 5.5 5.25c0 1.516-.701 2.5-1.328 3.259-.095.115-.184.22-.268.319-.207.245-.383.453-.541.681-.208.3-.33.565-.37.847a.751.751 0 0 1-1.485-.212c.084-.593.337-1.078.621-1.489.203-.292.45-.584.673-.848.075-.088.147-.173.213-.253.561-.679.985-1.32.985-2.304 0-2.06-1.637-3.75-4-3.75ZM5.75 12h4.5a.75.75 0 0 1 0 1.5h-4.5a.75.75 0 0 1 0-1.5ZM6 15.25a.75.75 0 0 1 .75-.75h2.5a.75.75 0 0 1 0 1.5h-2.5a.75.75 0 0 1-.75-.75Z'%3E%3C/path%3E%3C/svg%3E")}.admonition-important{border-color:var(--c-important)!important}.admonition-important .admonition-title{color:var(--c-important)}.admonition-important .admonition-title:before{background-color:var(--c-important);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M0 1.75C0 .784.784 0 1.75 0h12.5C15.216 0 16 .784 16 1.75v9.5A1.75 1.75 0 0 1 14.25 13H8.06l-2.573 2.573A1.458 1.458 0 0 1 3 14.543V13H1.75A1.75 1.75 0 0 1 0 11.25Zm1.75-.25a.25.25 0 0 0-.25.25v9.5c0 .138.112.25.25.25h2a.75.75 0 0 1 .75.75v2.19l2.72-2.72a.749.749 0 0 1 .53-.22h6.5a.25.25 0 0 0 .25-.25v-9.5a.25.25 0 0 0-.25-.25Zm7 2.25v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 9a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z'%3E%3C/path%3E%3C/svg%3E")}.admonition-warning{border-color:var(--c-warning)!important}.admonition-warning .admonition-title{color:var(--c-warning)}.admonition-warning .admonition-title:before{background-color:var(--c-warning);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M6.457 1.047c.659-1.234 2.427-1.234 3.086 0l6.082 11.378A1.75 1.75 0 0 1 14.082 15H1.918a1.75 1.75 0 0 1-1.543-2.575Zm1.763.707a.25.25 0 0 0-.44 0L1.698 13.132a.25.25 0 0 0 .22.368h12.164a.25.25 0 0 0 .22-.368Zm.53 3.996v2.5a.75.75 0 0 1-1.5 0v-2.5a.75.75 0 0 1 1.5 0ZM9 11a1 1 0 1 1-2 0 1 1 0 0 1 2 0Z'%3E%3C/path%3E%3C/svg%3E")}.admonition-caution{border-color:var(--c-caution)!important}.admonition-caution .admonition-title{color:var(--c-caution)}.admonition-caution .admonition-title:before{background-color:var(--c-caution);mask-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.47.22A.749.749 0 0 1 5 0h6c.199 0 .389.079.53.22l4.25 4.25c.141.14.22.331.22.53v6a.749.749 0 0 1-.22.53l-4.25 4.25A.749.749 0 0 1 11 16H5a.749.749 0 0 1-.53-.22L.22 11.53A.749.749 0 0 1 0 11V5c0-.199.079-.389.22-.53Zm.84 1.28L1.5 5.31v5.38l3.81 3.81h5.38l3.81-3.81V5.31L10.69 1.5ZM8 4a.75.75 0 0 1 .75.75v3.5a.75.75 0 0 1-1.5 0v-3.5A.75.75 0 0 1 8 4Zm0 8a1 1 0 1 1 0-2 1 1 0 0 1 0 2Z'%3E%3C/path%3E%3C/svg%3E")}summary{margin-bottom:1rem;width:fit-content;cursor:pointer;list-style:none}summary:before{margin-right:.5rem;display:inline-block;transition-property:transform;transition-timing-function:ease-out;content:"";border-left:10px solid currentColor;border-top:6px solid transparent;border-bottom:6px solid transparent;transform:translate(2px,.5px)}details[open] summary:before{transform:rotate(90deg) translate(.5px,-2px)}.gallery-container{margin-block:1.5rem;display:flex;gap:1rem;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.gallery-container::-webkit-scrollbar{display:none}.gallery-container .gallery-item{margin-block:0;max-width:80%;flex-shrink:0}@media(min-width:1024px){.gallery-container .gallery-item{max-width:70%}}:is(h1,h2,h3,h4,h5,h6,.gallery-container)+.gallery-container{margin-top:1rem}.gallery-container:has(+.gallery-container){margin-bottom:1rem}lite-youtube>.lty-playbtn{filter:none}.bilibili-player{aspect-ratio:16 / 9;width:100%}.spotify-embed{width:100%;border-radius:.75rem}.twitter-tweet{margin:0 auto}.codepen-embed{aspect-ratio:16 / 9;min-height:18.75rem;width:100%}pre.mermaid svg{margin:0 auto}.katex-display{margin-block:1.5rem;overflow-x:auto;overflow-y:hidden;scrollbar-width:none;-ms-overflow-style:none}.katex-display::-webkit-scrollbar{display:none}@keyframes reveal{0%{clip-path:inset(var(--from))}}::view-transition-new(theme-toggle-transition){z-index:99;clip-path:inset(0 0 0 0);animation:reveal .7s cubic-bezier(.4,0,.2,1)}::view-transition-old(theme-toggle-transition){z-index:-1;animation:none}html.dark{--from: 0 0 100% 0}html:not(.dark){--from: 100% 0 0 0}html[data-theme-changing] [data-disable-theme-toggle-transition]{view-transition-name:none!important}@keyframes fadeInUp{0%{opacity:0;transform:translateY(3rem)}to{opacity:1;transform:translateY(0)}}@media(max-width:1535px){#toc-container{opacity:0;animation:fadeInUp .5s cubic-bezier(.165,.84,.44,1) forwards;animation-delay:.1s}}@media(min-width:1024px){#post-date{opacity:0;animation:fadeInUp .5s cubic-bezier(.165,.84,.44,1) forwards;animation-delay:.1s}}#post-content>*{opacity:0;animation:fadeInUp .5s cubic-bezier(.165,.84,.44,1) forwards}#post-content>*:nth-child(1){animation-delay:.15s}#post-content>*:nth-child(2){animation-delay:.2s}#post-content>*:nth-child(3){animation-delay:.25s}#post-content>*:nth-child(4){animation-delay:.3s}#post-content>*:nth-child(5){animation-delay:.35s}#post-content>*:nth-child(6){animation-delay:.4s}#post-content>*:nth-child(7){animation-delay:.45s}#post-content>*:nth-child(8){animation-delay:.5s}#post-content>*:nth-child(9){animation-delay:.55s}#post-content>*:nth-child(10){animation-delay:.6s}#post-content>*:nth-child(11){animation-delay:.65s}#post-content>*:nth-child(12){animation-delay:.7s}#post-content>*:nth-child(13){animation-delay:.75s}#post-content>*:nth-child(14){animation-delay:.8s}#post-content>*:nth-child(15){animation-delay:.85s}#post-content>*:nth-child(n+16){animation-delay:.9s}@media(max-width:767px){#post-content>*:nth-child(n+8){opacity:1;transform:translateY(0);animation:none}}@keyframes fadeInUpMini{0%{opacity:0;transform:translateY(1.5rem)}to{opacity:1;transform:translateY(0)}}@media(min-width:1535px){#toc-desktop-icon{opacity:0;animation:fadeInUpMini .5s cubic-bezier(.165,.84,.44,1) forwards;animation-delay:.175s}#toc-links-list>*{opacity:0;animation:fadeInUp .5s cubic-bezier(.165,.84,.44,1) forwards}#toc-links-list>*:nth-child(1){animation-delay:.175s}#toc-links-list>*:nth-child(2){animation-delay:.2s}#toc-links-list>*:nth-child(3){animation-delay:.225s}#toc-links-list>*:nth-child(4){animation-delay:.25s}#toc-links-list>*:nth-child(5){animation-delay:.275s}#toc-links-list>*:nth-child(6){animation-delay:.3s}#toc-links-list>*:nth-child(7){animation-delay:.325s}#toc-links-list>*:nth-child(8){animation-delay:.35s}#toc-links-list>*:nth-child(9){animation-delay:.375s}#toc-links-list>*:nth-child(10){animation-delay:.4s}#toc-links-list>*:nth-child(11){animation-delay:.425s}#toc-links-list>*:nth-child(12){animation-delay:.45s}#toc-links-list>*:nth-child(13){animation-delay:.475s}#toc-links-list>*:nth-child(14){animation-delay:.5s}#toc-links-list>*:nth-child(15){animation-delay:.525s}#toc-links-list>*:nth-child(16){animation-delay:.55s}#toc-links-list>*:nth-child(17){animation-delay:.575s}#toc-links-list>*:nth-child(18){animation-delay:.6s}#toc-links-list>*:nth-child(n+19){animation-delay:.625s}}@keyframes fadeInLeft{0%{opacity:0;transform:translate(.5rem)}to{opacity:1;transform:translate(0)}}@media(min-width:1024px){#back-button{opacity:0;animation:fadeInLeft .5s cubic-bezier(.165,.84,.44,1) forwards;animation-delay:.2s}}html.reduce-motion{transition:color .3s ease-out,background-color .3s ease-out,border-color .3s ease-out;.highlight-hover,.highlight-static{transition:inherit}#toc-container,#post-date,#post-content>*,#toc-desktop-icon,#toc-links-list>*,#back-button{opacity:1;transform:translate(0);animation:none}}.kotoba-body[data-astro-cid-37fxchfa]{background:var(--bg);color:var(--ink);font-family:var(--font-serif)}.kotoba-shell[data-astro-cid-37fxchfa]{display:flex;min-height:100vh}.kotoba-main[data-astro-cid-37fxchfa]{margin-left:var(--sidebar-width);flex:1;min-width:0}.kotoba-footer-wrap[data-astro-cid-37fxchfa]{margin-top:4rem}.kotoba-main--index[data-astro-cid-37fxchfa]{padding:3.5rem 3.5rem 6rem;max-width:calc(var(--sidebar-width) + 800px)}.kotoba-main--reading[data-astro-cid-37fxchfa]{padding:3.5rem 3.5rem 6rem;max-width:calc(var(--sidebar-width) + 720px)}.kotoba-main--about[data-astro-cid-37fxchfa]{padding:3.5rem 3.5rem 6rem;max-width:calc(var(--sidebar-width) + 760px)}@media(max-width:767px){.kotoba-shell[data-astro-cid-37fxchfa]{flex-direction:column}.kotoba-main[data-astro-cid-37fxchfa]{margin-left:0}.kotoba-main--index[data-astro-cid-37fxchfa],.kotoba-main--reading[data-astro-cid-37fxchfa],.kotoba-main--about[data-astro-cid-37fxchfa]{padding:1.75rem 1.25rem 4rem;max-width:100%}}