:root{--bg: #fffdfb;--bg-soft: #faf3ee;--text: #2d2520;--text-soft: #6b5d57;--accent: #c97a8c;--accent-soft: #f3d8df;--border: #ece4dd;--max-w: 720px;--font-jp: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", "Meiryo", sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--font-jp);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}html{scroll-behavior:smooth}article h2,article h3{scroll-margin-top:1rem}.toc{background:var(--bg-soft);border:1px solid var(--border);border-left:4px solid var(--accent);border-radius:8px;padding:1rem 1.25rem 1rem 1.5rem;margin:1.5rem 0 2.5rem}.toc-title{font-weight:700;color:var(--accent);margin:0 0 .5rem;font-size:1rem}.toc ul{list-style:none;padding:0;margin:0}.toc li{margin:.35rem 0;line-height:1.6}.toc li.toc-depth-3{padding-left:1.5em;font-size:.92em}.toc a{color:var(--text);text-decoration:none;border-bottom:1px dotted transparent;transition:color .15s,border-color .15s}.toc a:hover{color:var(--accent);border-bottom-color:var(--accent)}.site-header{border-bottom:1px solid var(--border);background:var(--bg);padding:1.25rem 1rem;text-align:center}.site-header a{font-size:1.5rem;font-weight:700;color:var(--accent);text-decoration:none;letter-spacing:.02em}.site-header .tagline{font-size:.85rem;color:var(--text-soft);margin-top:.25rem}main{max-width:var(--max-w);margin:0 auto;padding:2rem 1.25rem 4rem}article h1{font-size:1.75rem;line-height:1.4;margin:.5rem 0 1rem}article .meta{color:var(--text-soft);font-size:.85rem;margin-bottom:1.5rem}article h2{font-size:1.35rem;margin:2.75rem 0 1rem;padding-bottom:.5rem;border-bottom:2px solid var(--accent-soft)}article h3{font-size:1.1rem;margin:2rem 0 .75rem;color:var(--accent)}article p{margin:0 0 1.25rem}article a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}article img{max-width:100%;height:auto;display:block;margin:1.5rem auto;border-radius:8px}article ul,article ol{padding-left:1.5em;margin:0 0 1.25rem}article li{margin-bottom:.5rem}article strong{background:linear-gradient(transparent 60%,var(--accent-soft) 60%);font-weight:600}article table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.95rem}article table th,article table td{border:1px solid var(--border);padding:.6rem .8rem;text-align:left}article table th{background:var(--bg-soft);font-weight:600}.post-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin:0}@media(max-width:640px){.post-grid{grid-template-columns:1fr;gap:1.25rem}}.post-card{display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--border);border-radius:12px;overflow:hidden;text-decoration:none;color:var(--text);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.post-card:hover{transform:translateY(-3px);box-shadow:0 6px 20px #c97a8c26;border-color:var(--accent-soft)}.post-card.empty{cursor:default;pointer-events:none}.post-card .card-image{width:100%;aspect-ratio:16 / 9;overflow:hidden;background:var(--bg-soft)}.post-card .card-image img{width:100%;height:100%;object-fit:cover;display:block;border-radius:0;margin:0}.post-card .card-body{padding:1rem 1.1rem 1.25rem;flex:1;display:flex;flex-direction:column}.post-card .card-title{font-size:1.02rem;font-weight:600;line-height:1.5;margin:0 0 .6rem;color:var(--text);border-bottom:none;padding-bottom:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.post-card:hover .card-title{color:var(--accent)}.post-card .card-desc{color:var(--text-soft);font-size:.86rem;line-height:1.65;margin:0 0 .75rem;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.post-card .card-date{color:var(--text-soft);font-size:.78rem;margin-top:auto}.site-footer{text-align:center;padding:2rem 1rem;color:var(--text-soft);font-size:.85rem;border-top:1px solid var(--border)}.video-wrap{position:relative;width:100%;padding-top:56.25%;border-radius:8px;overflow:hidden;background:#1a1a1a;margin:1.5rem 0 .5rem}.video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:none;border-radius:8px}.video-caption{font-size:.82rem;color:var(--text-soft);text-align:center;margin:0 0 1.5rem;line-height:1.5}