:root{--color-text:#1f2933;--color-text-muted:#616e7c;--color-bg:#fff;--color-bg-subtle:#f5f7fa;--color-border:#e4e7eb;--color-accent:#1a5cff;--color-accent-dark:#0f3fb8;--content-max-width:72rem}*,:before,:after{box-sizing:border-box}html{color:var(--color-text);background:var(--color-bg);overflow-wrap:anywhere;line-break:strict;-webkit-text-size-adjust:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Hiragino Sans,Noto Sans JP,Yu Gothic UI,Meiryo,sans-serif;line-height:1.8}body{flex-direction:column;min-height:100vh;margin:0;display:flex}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}.site-header{border-bottom:1px solid var(--color-border);padding:1rem 1.25rem}.site-header__inner{max-width:var(--content-max-width);align-items:baseline;gap:1rem;margin:0 auto;display:flex}.site-header__title{color:var(--color-text);font-size:1.25rem;font-weight:700}.site-header__title:hover{color:var(--color-accent);text-decoration:none}main{width:100%;max-width:var(--content-max-width);flex:1;margin:0 auto;padding:2rem 1.25rem 4rem}.site-footer{border-top:1px solid var(--color-border);text-align:center;color:var(--color-text-muted);padding:1.5rem 1.25rem;font-size:.85rem}.prose{font-size:1rem;line-height:1.9}.prose>*+*{margin-block-start:1.25em}.prose h1,.prose h2,.prose h3{margin-block-start:2em;font-weight:700;line-height:1.5}.prose h1{font-size:1.6rem}.prose h2{border-bottom:1px solid var(--color-border);padding-block-end:.3em;font-size:1.4rem}.prose h3{font-size:1.15rem}.prose ul,.prose ol{padding-inline-start:1.6em}.prose li+li{margin-block-start:.4em}.prose blockquote{border-inline-start:4px solid var(--color-border);color:var(--color-text-muted);background:var(--color-bg-subtle);margin-inline:0;padding:.5em 1em}.prose hr{border:0;border-top:1px solid var(--color-border);margin-block:2.5em}.prose code{background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:4px;padding:.1em .35em;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em}.prose pre{border-radius:8px;padding:1em 1.25em;line-height:1.6;overflow-x:auto}.prose pre code{background:0 0;border:0;padding:0;font-size:.88em}.prose table{border-collapse:collapse;max-width:100%;display:block;overflow-x:auto}.prose th,.prose td{border:1px solid var(--color-border);text-align:left;padding:.5em .8em}.prose th{background:var(--color-bg-subtle)}.prose figure{margin-inline:0}.prose figcaption{color:var(--color-text-muted);text-align:center;margin-block-start:.5em;font-size:.85rem}.post-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:3rem;display:grid}@media (width<=60rem){.post-layout{grid-template-columns:minmax(0,1fr);gap:2rem}}.post-sidebar{flex-direction:column;gap:2rem;display:flex}.post-header{margin-block-end:2rem}.post-header h1{margin:0 0 .75rem;font-size:1.8rem;line-height:1.5}.post-meta{color:var(--color-text-muted);flex-wrap:wrap;align-items:center;gap:.75rem;font-size:.9rem;display:flex}.tag-list{flex-wrap:wrap;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.tag-list a{border:1px solid var(--color-border);color:var(--color-text-muted);border-radius:999px;padding:.15em .7em;font-size:.8rem;display:inline-block}.tag-list a:hover{border-color:var(--color-accent);color:var(--color-accent);text-decoration:none}.post-list{flex-direction:column;gap:1.5rem;max-width:46rem;margin:0;padding:0;list-style:none;display:flex}.post-card{border:1px solid var(--color-border);border-radius:10px;padding:1.25rem 1.5rem}.post-card h2{margin:0 0 .5rem;font-size:1.2rem;line-height:1.5}.post-card h2 a{color:var(--color-text)}.post-card h2 a:hover{color:var(--color-accent)}.post-card__description{color:var(--color-text-muted);margin:.5rem 0 .75rem;font-size:.92rem}.page-title{margin:0 0 1.5rem;font-size:1.5rem}.related-posts{border:1px solid var(--color-border);border-radius:10px;padding:1.25rem 1.5rem}.related-posts h2{margin:0 0 .75rem;font-size:1rem}.related-posts ul{flex-direction:column;gap:.75rem;margin:0;padding:0;list-style:none;display:flex}.related-posts a{color:var(--color-text);font-size:.92rem;line-height:1.5;display:block}.related-posts a:hover{color:var(--color-accent)}.related-posts time{color:var(--color-text-muted);font-size:.78rem;display:block}.cta-box{background:var(--color-bg-subtle);border:1px solid var(--color-border);text-align:center;border-radius:10px;padding:1.5rem}.cta-box h2{margin:0 0 .5rem;font-size:1.05rem}.cta-box p{color:var(--color-text-muted);text-align:left;margin:0 0 1rem;font-size:.9rem}.cta-box__button{background:var(--color-accent);color:#fff;border-radius:999px;padding:.7em 2em;font-weight:700;display:inline-block}.cta-box__button:hover{background:var(--color-accent-dark);text-decoration:none}.post-footer-cta{max-width:40rem;margin-block-start:3rem}.pagination{justify-content:center;align-items:center;gap:1rem;margin-block-start:2.5rem;font-size:.95rem;display:flex}.pagination__current{color:var(--color-text-muted)}