@import"https://fonts.googleapis.com/css2?family=Zen+Maru+Gothic:wght@400;500;700&display=swap";:root{--bg: #f5f2ee;--bg-card: #fffdf9;--text: #2c2c2c;--text-dim: #5a5a5a;--accent: #c05a2c;--accent-hover: #a04820;--accent-light: #fff0e8;--border: #d8d0c6;--border-light: #e8e2da;--green: #1a7a3a;--green-light: #e8f5ec;--blue: #2a6cb6;--blue-light: #e8f0fa;--focus: #2a6cb6;--font: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", sans-serif;--font-mono: "JetBrains Mono", monospace;--container: 720px;--gap: 24px;--radius: 14px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.8;-webkit-font-smoothing:antialiased}:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}.skip-link{position:absolute;top:-100%;left:16px;background:var(--accent);color:#fff;padding:8px 16px;border-radius:0 0 8px 8px;font-weight:700;font-size:.85rem;z-index:9999;text-decoration:none;transition:top .2s}.skip-link:focus{top:0}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.container{max-width:var(--container);margin:0 auto;padding:0 20px}.site-header{background:var(--bg-card);border-bottom:1px solid var(--border-light);padding:14px 0;position:sticky;top:0;z-index:100}.site-header .inner{max-width:var(--container);margin:0 auto;padding:0 20px;display:flex;align-items:center;justify-content:space-between}.site-logo{font-size:1.05rem;font-weight:700;color:var(--text);text-decoration:none}.site-logo span{color:var(--accent)}.site-nav{display:flex;gap:20px;list-style:none}.site-nav a{font-size:.82rem;color:var(--text-dim);text-decoration:none;font-weight:500;transition:color .2s;padding:4px 0}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--accent)}.nav-toggle{display:none;background:none;border:none;font-size:1.4rem;color:var(--text);cursor:pointer;padding:4px}@media(max-width:600px){.nav-toggle{display:block}.site-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--bg-card);border-bottom:1px solid var(--border-light);flex-direction:column;padding:12px 20px;gap:8px}.site-nav.open{display:flex}}.site-footer{border-top:1px solid var(--border-light);padding:32px 0;margin-top:64px;text-align:center}.site-footer p{font-size:.75rem;color:var(--text-dim);line-height:1.8}.site-footer a{color:var(--text-dim);text-decoration:underline;text-underline-offset:2px}.site-footer a:hover{color:var(--accent)}.footer-links{display:flex;justify-content:center;gap:16px;margin-bottom:12px;flex-wrap:wrap}.hero{text-align:center;padding:56px 0 40px}.hero h1{font-size:clamp(1.3rem,4vw,1.85rem);font-weight:700;line-height:1.7;margin-bottom:10px}.hero p{font-size:.85rem;color:var(--text-dim);line-height:1.9}.cat-pills{display:flex;justify-content:center;gap:10px;margin-top:24px;flex-wrap:wrap}.cat-pill{padding:8px 20px;border-radius:99px;font-size:.78rem;font-weight:500;background:var(--bg-card);border:1px solid var(--border);color:var(--text);text-decoration:none;transition:all .2s}.cat-pill:hover,.cat-pill.active{background:var(--accent);color:#fff;border-color:var(--accent)}.article-list{display:flex;flex-direction:column;gap:12px;padding:0 0 48px}.article-card{background:var(--bg-card);padding:22px 20px;border-radius:var(--radius);display:flex;gap:18px;align-items:center;text-decoration:none;color:inherit;border:1px solid transparent;transition:all .2s}.article-card:hover{border-color:var(--border);box-shadow:0 4px 20px #0000000a;transform:translateY(-2px)}.article-thumb{width:72px;height:72px;border-radius:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:1.6rem}.article-body{flex:1;min-width:0}.article-tag{font-size:.68rem;font-weight:700;color:var(--accent);margin-bottom:3px;display:inline-flex;align-items:center;gap:4px}.article-tag .pr-badge{background:var(--accent-light);color:var(--accent);font-size:.6rem;padding:1px 6px;border-radius:3px}.article-card h2{font-size:.92rem;font-weight:700;line-height:1.55;margin-bottom:3px}.article-meta{font-size:.72rem;color:var(--text-dim)}.thumb-seido{background:#f0e8df}.thumb-hataraku{background:#e5ece0}.thumb-kurasu{background:#ede4e8}.thumb-taiken{background:#f5ece2}.section-label{font-size:.68rem;font-weight:700;color:var(--accent);letter-spacing:.1em;margin-bottom:16px}.prose{max-width:var(--container);margin:0 auto;padding:40px 20px 64px}.prose h1{font-size:1.6rem;font-weight:700;line-height:1.6;margin-bottom:16px}.prose h2{font-size:1.2rem;font-weight:700;margin-top:40px;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--accent-light)}.prose h3{font-size:1.05rem;font-weight:700;margin-top:28px;margin-bottom:8px}.prose p{margin-bottom:16px;font-size:.95rem}.prose ul,.prose ol{margin-bottom:16px;padding-left:24px}.prose li{margin-bottom:6px;font-size:.95rem}.prose a{color:var(--blue);text-decoration:underline;text-underline-offset:3px}.prose a:hover{color:var(--accent)}.prose blockquote{border-left:4px solid var(--accent);padding:12px 16px;margin:16px 0;background:var(--accent-light);border-radius:0 8px 8px 0;font-size:.9rem}.prose img{max-width:100%;height:auto;border-radius:10px;margin:16px 0}.prose table{width:100%;border-collapse:collapse;margin:16px 0;font-size:.88rem}.prose th,.prose td{padding:10px 12px;border:1px solid var(--border);text-align:left}.prose th{background:var(--bg);font-weight:700}.article-header{padding:40px 20px 0;max-width:var(--container);margin:0 auto}.article-header .cat-label{font-size:.72rem;font-weight:700;color:var(--accent);margin-bottom:8px}.article-header h1{font-size:clamp(1.2rem,3.5vw,1.6rem);font-weight:700;line-height:1.6;margin-bottom:12px}.article-header .meta-row{display:flex;gap:16px;font-size:.75rem;color:var(--text-dim);flex-wrap:wrap;margin-bottom:8px}.article-header .supervised-badge{display:inline-block;background:var(--green-light);color:var(--green);font-size:.68rem;font-weight:700;padding:2px 10px;border-radius:4px}.article-header .unsupervised-badge{display:inline-block;background:#fff3d0;color:#a07020;font-size:.68rem;font-weight:700;padding:2px 10px;border-radius:4px}.article-header .pr-notice{display:inline-block;background:var(--accent-light);color:var(--accent);font-size:.68rem;font-weight:700;padding:2px 10px;border-radius:4px}.author-box{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius);padding:20px;margin-top:40px;display:flex;gap:16px;align-items:center}.author-icon{width:48px;height:48px;background:var(--accent-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}.author-info .name{font-size:.85rem;font-weight:700}.author-info .bio{font-size:.75rem;color:var(--text-dim);line-height:1.6}.disclaimer{background:#faf7f2;border:1px solid var(--border-light);border-radius:10px;padding:14px 16px;margin-top:24px;font-size:.75rem;color:var(--text-dim);line-height:1.7}.line-cta{background:#06c755;color:#fff;border-radius:var(--radius);padding:20px;text-align:center;margin-top:32px}.line-cta p{font-size:.85rem;font-weight:700;margin-bottom:8px;color:#fff}.line-cta a{display:inline-block;background:#fff;color:#06c755;font-weight:700;font-size:.82rem;padding:8px 24px;border-radius:99px;text-decoration:none}.line-cta a:hover{opacity:.9}a,button{min-height:44px;min-width:44px}.site-nav a{min-height:auto;min-width:auto;padding:10px 0}