:root{--cream:#eef2f7;--cream-2:#e2e8f0;--paper:#f8fafc;--ink:#1e293b;--ink-soft:#475569;--pencil:#94a3b8;--muted:#556274;--accent:#2563eb;--accent-deep:#1d4ed8;--accent-soft:#dbeafe;--leaf:#0891b2;--hi:#e0f2fe;--inner:1200px;--reading:760px;--font:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", Meiryo, sans-serif}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:var(--font);color:var(--ink);background-color:var(--cream);background-image:radial-gradient(#1e293b0a 1px,#0000 1px);background-size:22px 22px;margin:0;line-height:1.8}img{max-width:100%;height:auto}a{color:var(--accent-deep)}a:hover{color:var(--accent)}.skip-link{position:absolute;left:-9999px}.skip-link:focus{z-index:10;background:var(--paper);border:2px solid var(--ink);padding:8px 12px;top:16px;left:16px}.site-header{background:var(--paper);border-bottom:2px solid var(--ink)}.site-header__inner{max-width:var(--inner);flex-wrap:wrap;align-items:center;gap:20px;margin:0 auto;padding:12px 16px;display:flex}.site-logo{color:var(--ink);font-size:20px;font-weight:900;text-decoration:none}.site-logo:hover{color:var(--ink)}.site-nav{flex-wrap:wrap;gap:16px;margin-left:auto;display:flex}.site-nav a{color:var(--ink);border-bottom:2px dashed #0000;font-size:14px;text-decoration:none}.site-nav a:hover,.site-nav a[aria-current=page]{border-bottom-color:var(--accent)}.site-footer{background:var(--ink);color:var(--cream);margin-top:48px}.site-footer__inner{max-width:var(--inner);gap:16px;margin:0 auto;padding:32px 16px;display:grid}.site-footer a{color:var(--cream);opacity:.85}.site-footer a:hover{opacity:1;color:var(--accent-soft)}.site-footer__logo{color:#fff;font-size:20px;font-weight:700}.site-footer__cats{flex-wrap:wrap;gap:8px 16px;margin:0;padding:0;font-size:13px;list-style:none;display:flex}.site-footer__pages{flex-wrap:wrap;justify-content:center;gap:6px 18px;margin:0 0 14px;padding:0;font-size:13px;list-style:none;display:flex}.site-footer__copy{color:var(--muted);font-size:12px}.section{padding:44px 16px}.section.alt{background:var(--cream-2);border-top:2px dashed var(--ink);border-bottom:2px dashed var(--ink)}.inner{max-width:var(--inner);margin:0 auto}.section-head{flex-wrap:wrap;align-items:flex-end;gap:14px;margin-bottom:22px;display:flex}.section-title{margin:0;font-size:clamp(20px,3vw,26px);line-height:1.4}.section-label{color:var(--muted);font-size:12px}.section-more{margin-left:auto;font-size:13px;text-decoration:none}.hero{background:linear-gradient(180deg, var(--paper) 0%, var(--accent-soft) 100%);border-bottom:2px solid var(--ink);padding:54px 16px 60px}.hero__inner{max-width:var(--inner);grid-template-columns:1.2fr .9fr;align-items:center;gap:30px;margin:0 auto;display:grid}.hero__badge{background:var(--ink);color:var(--paper);border-radius:18px;margin-bottom:18px;padding:5px 14px;font-size:13px;display:inline-block;transform:rotate(-2deg)}.hero__title{margin:0 0 14px;font-size:clamp(28px,4.5vw,46px);font-weight:900;line-height:1.25}.hero__mark{background:var(--hi);-webkit-box-decoration-break:clone;box-decoration-break:clone;padding:0 6px}.hero__lead{color:var(--ink-soft);margin:0 0 24px;font-size:15px}.hero__actions{flex-wrap:wrap;gap:12px;display:flex}.hero__visual{aspect-ratio:1/.9;border:2.5px solid var(--ink);background:repeating-linear-gradient(135deg, var(--cream) 0 12px, var(--cream-2) 12px 24px);box-shadow:8px 8px 0 var(--ink);border-radius:18px}@media (width<=760px){.hero{padding:36px 16px 48px}.hero__inner{grid-template-columns:1fr}.hero__visual{display:none}}.btn{border:2px solid var(--ink);color:var(--ink);box-shadow:2px 2px 0 var(--ink);background:#fff;border-radius:8px;align-items:center;gap:6px;padding:10px 18px;font-size:14px;font-weight:700;text-decoration:none;transition:transform 80ms,box-shadow 80ms;display:inline-flex}.btn:hover{box-shadow:3px 3px 0 var(--ink);color:var(--ink);transform:translate(-1px,-1px)}.btn--cta{background:var(--accent);color:#fff}.btn--cta:hover{background:var(--accent-deep);color:#fff}.btn--lg{padding:12px 22px;font-size:15px}.cat-grid{grid-template-columns:repeat(5,1fr);gap:14px;margin:0;padding:0;list-style:none;display:grid}@media (width<=900px){.cat-grid{grid-template-columns:repeat(3,1fr)}}@media (width<=480px){.cat-grid{grid-template-columns:repeat(2,1fr)}}.cat-card{background:var(--paper);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);text-align:center;color:var(--ink);border-radius:12px;flex-direction:column;align-items:center;gap:6px;height:100%;padding:18px 10px;text-decoration:none;transition:transform 80ms,box-shadow 80ms;display:flex}.cat-card:hover{box-shadow:6px 6px 0 var(--ink);color:var(--ink);transform:translate(-2px,-2px)}.cat-card__ico{border:2px solid var(--ink);background:var(--accent-soft);border-radius:50%;justify-content:center;align-items:center;width:46px;height:46px;font-size:22px;display:flex}.cat-card__name{font-size:14px;font-weight:700;line-height:1.4}.cat-card__count{color:var(--muted);font-size:11px}.posts{grid-template-columns:repeat(3,1fr);gap:18px;margin:0;padding:0;list-style:none;display:grid}@media (width<=900px){.posts{grid-template-columns:1fr 1fr}}@media (width<=600px){.posts{grid-template-columns:1fr}}.post-card{background:var(--paper);border:2px solid var(--ink);box-shadow:4px 4px 0 var(--ink);color:var(--ink);border-radius:12px;flex-direction:column;height:100%;text-decoration:none;transition:transform 80ms,box-shadow 80ms;display:flex;overflow:hidden}.post-card:hover{box-shadow:6px 6px 0 var(--ink);color:var(--ink);transform:translate(-2px,-2px)}.post-card__thumb{aspect-ratio:1200/630;background:var(--cream-2);overflow:hidden}.post-card__thumb img{object-fit:cover;width:100%;height:100%;display:block}.post-card__noimg{background:repeating-linear-gradient(135deg, var(--cream-2) 0 8px, transparent 8px 10px);height:100%;color:var(--muted);justify-content:center;align-items:center;font-size:12px;display:flex}.post-card__body{flex-direction:column;flex:1;padding:14px 16px 16px;display:flex}.post-card__cat{color:var(--accent-deep);margin-bottom:6px;font-size:12px}.post-card__title{margin:0 0 8px;font-size:15px;font-weight:700;line-height:1.5}.post-card__excerpt{color:var(--ink-soft);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0 0 10px;font-size:12px;line-height:1.6;display:-webkit-box;overflow:hidden}.post-card__foot{color:var(--muted);justify-content:space-between;margin-top:auto;font-size:11px;display:flex}.pager{justify-content:center;align-items:center;gap:12px;margin-top:32px;font-size:14px;display:flex}.empty{color:var(--muted);border:1.5px dashed var(--pencil);border-radius:8px;padding:14px;font-size:14px}.about{background:var(--paper);border:2px solid var(--ink);max-width:960px;box-shadow:5px 5px 0 var(--ink);border-radius:14px;margin:0 auto;padding:26px}.about__name{margin:0 0 8px;font-size:20px}.about__bio{color:var(--ink-soft);margin:0;font-size:14px}.faq{flex-direction:column;gap:10px;max-width:860px;margin:0 auto;display:flex}.faq details{background:var(--paper);border:2px solid var(--ink);box-shadow:2px 2px 0 var(--ink);border-radius:10px}.faq summary{cursor:pointer;gap:10px;padding:14px 18px;font-size:14px;font-weight:700;list-style:none;display:flex}.faq summary::-webkit-details-marker{display:none}.faq summary:before{content:"Q.";color:var(--accent-deep)}.faq summary:after{content:"+";color:var(--ink-soft);margin-left:auto}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--ink-soft);background:var(--cream-2);border-top:2px solid var(--ink);border-radius:0 0 8px 8px;margin:0;padding:14px 18px;font-size:13px}.article{max-width:var(--reading);background:var(--paper);border:2px solid var(--ink);box-shadow:5px 5px 0 var(--ink);border-radius:14px;margin:0 auto;padding:28px clamp(16px,4vw,40px) 36px}.article__cat{font-size:13px;text-decoration:none}.article__title{margin:8px 0 10px;font-size:clamp(22px,3.4vw,30px);line-height:1.4}.article__meta{color:var(--muted);flex-wrap:wrap;gap:12px;font-size:12px;display:flex}.article__hero{margin:20px 0 0}.article__hero img{border:2px solid var(--ink);border-radius:10px;width:100%;display:block}.article__body{overflow-wrap:anywhere;margin-top:24px;font-size:16px}.article__body h2{background:var(--accent-soft);border-left:6px solid var(--accent);border-radius:4px;margin:2em 0 .8em;padding:8px 14px;font-size:21px;line-height:1.5}.article__body h3{border-bottom:2px dashed var(--ink);margin:1.8em 0 .6em;padding-bottom:4px;font-size:18px}.article__body table{border-collapse:collapse;width:100%;font-size:14px;display:block;overflow-x:auto}.article__body th,.article__body td{border:1px solid var(--pencil);padding:8px 10px}.article__body th{background:var(--cream-2)}.article__body blockquote{border-left:4px solid var(--pencil);background:var(--cream);color:var(--ink-soft);margin:1.5em 0;padding:12px 18px}.article__body code{background:var(--cream-2);border-radius:4px;padding:1px 5px;font-size:.9em}.article__body pre{background:var(--ink);color:var(--cream);border-radius:8px;padding:14px;overflow-x:auto}.article__body pre code{background:0 0;padding:0}.article__body .conclusion-box{border:2px solid var(--accent);background:var(--hi);border-radius:10px;margin:1.5em 0;padding:14px 18px 6px}.article__body .conclusion-box h3{color:var(--accent-deep);border:0;margin:0 0 8px;padding:0;font-size:16px}.article__body .conclusion-box ul{margin:0 0 8px;padding-left:1.2em}.article__body .mid-cta-box{text-align:center;border:2px dashed var(--accent);background:var(--paper);border-radius:12px;margin:1.8em 0;padding:18px}.article__body .mid-cta-box p{margin:0 0 10px;font-weight:700}.article__body .btn-cta{border:2px solid var(--ink);background:var(--accent);color:#fff;box-shadow:3px 3px 0 var(--ink);border-radius:999px;padding:10px 22px;font-weight:700;text-decoration:none;display:inline-block}.article__body .btn-cta:hover{background:var(--accent-deep);color:#fff}.sources{border:2px dashed var(--pencil);border-radius:10px;margin-top:32px;padding:14px 18px;font-size:13px}.sources h2{margin:0 0 6px;font-size:14px}.sources ul{overflow-wrap:anywhere;margin:0;padding-left:1.2em}.breadcrumb{max-width:var(--reading);color:var(--ink-soft);margin:0 auto 14px;font-size:12px}.breadcrumb ol{flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;display:flex}.breadcrumb li+li:before{content:"›";color:var(--muted);margin-right:6px}
