:root{--accent: #3ea8ff;--accent-dark: #0c7edb;--accent-light: #e8f4ff;--accent-subtle: #f0f8ff;--color-text: #1a1a2e;--color-text-secondary: #5a6370;--color-text-tertiary: #8b929b;--color-bg: #ffffff;--color-bg-secondary: #f6f7f9;--color-bg-hover: #eef0f3;--color-border: #e2e5e9;--color-border-light: #eceef1;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05), 0 1px 2px rgba(0, 0, 0, .03);--shadow-md: 0 4px 16px rgba(0, 0, 0, .06), 0 1px 4px rgba(0, 0, 0, .03);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .08), 0 4px 8px rgba(0, 0, 0, .04);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--content-width: 768px;--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in-out: cubic-bezier(.45, 0, .55, 1);--duration-fast: .15s;--duration-normal: .25s}::selection{background:var(--accent-light);color:var(--accent-dark)}html{scroll-behavior:smooth}body{font-family:Inter,Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;margin:0;padding:0;text-align:left;background:var(--color-bg-secondary);word-wrap:break-word;overflow-wrap:break-word;color:var(--color-text);font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}main{width:var(--content-width);max-width:calc(100% - 2em);margin:auto;padding:2.5em 1em}h1,h2,h3,h4,h5,h6{margin:0 0 .5rem;color:var(--color-text);line-height:1.4;font-weight:700;letter-spacing:-.01em}h1{font-size:1.75em}h2{font-size:1.4em}h3{font-size:1.2em}h4{font-size:1.05em}h5{font-size:1em}strong,b{font-weight:700}a{color:var(--accent-dark);text-decoration:none;transition:color var(--duration-fast) ease}a:hover{color:var(--accent)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}p{margin-bottom:1em}.prose p{margin-bottom:1.75em}textarea{width:100%;font-size:16px}input{font-size:16px}table{width:100%;border-collapse:collapse}table th,table td{padding:.6em 1em;border-bottom:1px solid var(--color-border-light);text-align:left}table th{font-weight:600;font-size:.85em;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.03em}table tr:hover td{background:var(--color-bg-hover)}img{max-width:100%;height:auto;border-radius:var(--radius-md)}code{padding:2px 7px;background-color:var(--color-bg-hover);border-radius:5px;font-size:.88em;font-family:SF Mono,Fira Code,Fira Mono,Menlo,Consolas,monospace}pre{padding:1.25em;border-radius:var(--radius-md);font-size:.88em;line-height:1.65;border:1px solid var(--color-border-light);overflow-x:auto}pre>code{all:unset}blockquote{border-left:3px solid var(--accent);padding:.75em 1.25em;margin:1.5em 0;color:var(--color-text-secondary);font-size:.95em;background:var(--accent-subtle);border-radius:0 var(--radius-sm) var(--radius-sm) 0}blockquote p:last-child{margin-bottom:0}hr{border:none;border-top:1px solid var(--color-border);margin:1.5em 0}ul,ol{padding-left:1.5em}li+li{margin-top:.35em}.prose h2{margin-top:2.5em;margin-bottom:.75em;padding-bottom:.4em;border-bottom:2px solid var(--color-border-light);font-size:1.4em}.prose h3{margin-top:2em;margin-bottom:.6em;padding-left:.75em;border-left:3px solid var(--accent);font-size:1.15em}.prose h4{margin-top:1.5em;margin-bottom:.5em}.prose img{margin:1.5em 0;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.prose ul,.prose ol{margin-bottom:1.75em}.prose li+li{margin-top:.5em}.prose a{text-decoration:underline;text-decoration-color:var(--accent-light);text-underline-offset:2px;text-decoration-thickness:2px;transition:color var(--duration-fast) ease,text-decoration-color var(--duration-fast) ease}.prose a:hover{text-decoration-color:var(--accent)}.prose h2,.prose h3,.prose h4{position:relative}.prose :is(h2,h3,h4) .heading-anchor{position:absolute;left:-1.5em;top:50%;transform:translateY(-50%);color:var(--color-border);text-decoration:none;font-weight:400;font-size:.85em;opacity:0;transition:opacity var(--duration-fast) ease,color var(--duration-fast) ease}.prose :is(h2,h3,h4):hover .heading-anchor{opacity:1}.prose :is(h2,h3,h4) .heading-anchor:hover{color:var(--accent)}.prose table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.5em 0;border-radius:var(--radius-sm);border:1px solid var(--color-border-light);font-size:.75em;white-space:nowrap}.prose table th{background:var(--color-bg-secondary)}.prose table td{white-space:normal;min-width:80px}.prose pre{position:relative;margin:1.5em 0}@media(max-width:720px){body{font-size:15px}main{padding:1.5em 1em}}.sr-only{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip:rect(1px,1px,1px,1px);clip-path:inset(50%);white-space:nowrap}.zenn-message{display:flex;gap:.75em;padding:1em 1.25em;margin:1.5em 0;border-radius:var(--radius-sm);border-left:4px solid #3b82f6;background:#eff6ff;font-size:.95em;line-height:1.8}.zenn-message__icon{flex-shrink:0;font-size:1.1em;line-height:1.8}.zenn-message__content{min-width:0;flex:1}.zenn-message__content>*:last-child{margin-bottom:0}.zenn-message--warn{border-left-color:#f59e0b;background:#fffbeb}.zenn-message--alert{border-left-color:#ef4444;background:#fef2f2}.zenn-details{margin:1.5em 0;border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden}.zenn-details__summary{padding:.75em 1.25em;font-weight:700;font-size:.95em;cursor:pointer;background:var(--color-bg-secondary);list-style:none;display:flex;align-items:center;gap:.5em;transition:background var(--duration-fast) ease;user-select:none}.zenn-details__summary:hover{background:var(--color-bg-hover)}.zenn-details__summary:before{content:"▶";display:inline-block;font-size:.65em;transition:transform var(--duration-fast) var(--ease-out);color:var(--color-text-tertiary)}.zenn-details[open]>.zenn-details__summary:before{transform:rotate(90deg)}.zenn-details__summary::-webkit-details-marker{display:none}.zenn-details__content{padding:1em 1.25em;border-top:1px solid var(--color-border-light)}.zenn-details__content>*:first-child{margin-top:0}.zenn-details__content>*:last-child{margin-bottom:0}.zenn-code-block{margin:1.5em 0}.zenn-code-block__title{display:flex;align-items:center;gap:.4em;padding:.5em 1em;font-size:.8em;font-family:SF Mono,Fira Code,Fira Mono,Menlo,Consolas,monospace;color:#b0b0b0;background:#1e1e1e;border-radius:var(--radius-md) var(--radius-md) 0 0;border:1px solid var(--color-border-light);border-bottom:none}.zenn-code-block__title-icon{font-size:.9em;opacity:.7}.zenn-code-block pre{margin:0;border-radius:0 0 var(--radius-md) var(--radius-md);border-top:none}.diff-added{display:inline-block;width:100%;background:#2ea04326}.diff-removed{display:inline-block;width:100%;background:#f8514926}.zenn-embed{margin:1.5em 0}.zenn-embed--youtube{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.zenn-card{display:flex;align-items:center;gap:1em;padding:1em 1.25em;border:1px solid var(--color-border);border-radius:var(--radius-sm);text-decoration:none!important;color:var(--color-text)!important;transition:border-color var(--duration-fast) ease,box-shadow var(--duration-fast) ease;overflow:hidden}.zenn-card:hover{border-color:var(--accent-light);box-shadow:var(--shadow-sm)}.zenn-card__content{flex:1;min-width:0}.zenn-card__title{font-size:.92em;font-weight:600;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--color-text)}.zenn-card__meta{display:flex;align-items:center;gap:.4em;margin-top:.35em;font-size:.78em;color:var(--color-text-tertiary)}.zenn-card__favicon{border-radius:2px}.zenn-card__arrow{flex-shrink:0;font-size:1.1em;color:var(--color-text-tertiary)}.katex-display{margin:1.5em 0;overflow-x:auto;overflow-y:hidden;padding:.5em 0}.katex{font-size:1.1em}.footnotes{margin-top:3em;padding-top:1.5em;border-top:1px solid var(--color-border-light);font-size:.88em;color:var(--color-text-secondary)}.footnotes ol{padding-left:1.5em}.footnotes li{margin-bottom:.5em}.footnotes li p{margin-bottom:.25em}.data-footnote-backref{text-decoration:none;font-size:.85em;margin-left:.25em}sup a[data-footnote-ref]{font-size:.8em;text-decoration:none;color:var(--accent-dark);font-weight:600;padding:0 .15em}sup a[data-footnote-ref]:hover{text-decoration:underline}@media(max-width:720px){.zenn-message{padding:.85em 1em;font-size:.9em}.zenn-card__title{font-size:.85em}}footer[data-astro-cid-sz7xmlte]{padding:2.5em 1em 3em;margin-top:1em}.footer-inner[data-astro-cid-sz7xmlte]{max-width:var(--content-width);margin:0 auto;padding-top:2em;border-top:1px solid var(--color-border-light);display:flex;align-items:center;justify-content:space-between}.copyright[data-astro-cid-sz7xmlte]{font-size:.8rem;color:var(--color-text-tertiary);letter-spacing:.01em}.social-links[data-astro-cid-sz7xmlte]{display:flex;gap:.5em}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-sm);color:var(--color-text-tertiary);text-decoration:none;transition:color var(--duration-fast) ease,background var(--duration-fast) ease}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-text-secondary);background:var(--color-bg-hover)}a[data-astro-cid-eimmu3lg]{display:inline-block;text-decoration:none;font-size:.88rem;font-weight:500;color:var(--color-text-secondary);padding:.4em .8em;border-radius:var(--radius-sm);transition:color var(--duration-fast) ease,background var(--duration-fast) ease;letter-spacing:.01em}a[data-astro-cid-eimmu3lg]:hover{color:var(--color-text);background:var(--color-bg-hover)}a[data-astro-cid-eimmu3lg].active{color:var(--accent-dark);background:var(--accent-light);font-weight:600}header[data-astro-cid-3ef6ksr2]{background:#ffffffd1;backdrop-filter:blur(12px) saturate(180%);-webkit-backdrop-filter:blur(12px) saturate(180%);border-bottom:1px solid rgba(226,229,233,.6);position:sticky;top:0;z-index:50;transition:box-shadow var(--duration-normal) var(--ease-out)}.header-inner[data-astro-cid-3ef6ksr2]{max-width:var(--content-width);margin:0 auto;padding:0 1em;display:flex;align-items:center;gap:1.5em;height:60px}.logo[data-astro-cid-3ef6ksr2]{font-size:1.05rem;font-weight:700;color:var(--color-bg)!important;text-decoration:none;background:var(--accent);width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:10px;flex-shrink:0;transition:background var(--duration-fast) ease,transform var(--duration-fast) var(--ease-out)}.logo[data-astro-cid-3ef6ksr2]:hover{background:var(--accent-dark);transform:scale(1.05)}.nav-links[data-astro-cid-3ef6ksr2]{display:flex;gap:.25em;flex:1}.social-links[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.25em}.social-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:var(--radius-sm);color:var(--color-text-tertiary);text-decoration:none;transition:color var(--duration-fast) ease,background var(--duration-fast) ease,transform var(--duration-fast) var(--ease-out)}.social-links[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--color-text);background:var(--color-bg-hover);transform:translateY(-1px)}@media(max-width:720px){.social-links[data-astro-cid-3ef6ksr2]{display:none}}