:root{--navy:#0e2440;--navy-2:#173a63;--navy-soft:#e8eef6;--accent:#0b7a5c;--accent-soft:#e6f4ef;--gold:#b08a3e;--bg:#f4f6f9;--card:#fff;--text:#1c2430;--text-2:#4a5566;--muted:#7a8494;--line:#e2e7ee;--link:#1a56a8;--radius:6px;--shadow:0 1px 2px #0e24400f, 0 2px 8px #0e24400a;--font:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", Meiryo, sans-serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);font-family:var(--font);font-feature-settings:"palt";overflow-wrap:anywhere;margin:0;font-size:16px;line-height:1.85}a{color:var(--link)}img{max-width:100%;height:auto}time,.count,table{font-variant-numeric:tabular-nums}.wrap{max-width:1200px;margin:0 auto;padding:0 20px}.site-header{background:var(--navy);color:#fff}.header-inner{justify-content:space-between;align-items:center;gap:24px;min-height:72px;display:flex}.brand{color:#fff;align-items:center;gap:12px;min-width:0;text-decoration:none;display:flex}.brand-mark{flex-shrink:0;width:36px;height:36px}.brand-mark rect{fill:var(--accent)}.brand-mark path{fill:none;stroke:#fff;stroke-width:2.6px;stroke-linecap:round;stroke-linejoin:round}.brand-text{flex-direction:column;min-width:0;display:flex}.brand-name{letter-spacing:.02em;font-size:18px;font-weight:700;line-height:1.35}.brand-tag{color:#a9bad0;font-size:12px;line-height:1.4}.header-nav{gap:4px;display:flex}.header-nav a{color:#d6e0ec;white-space:nowrap;border-radius:4px;padding:6px 12px;font-size:14px;text-decoration:none}.header-nav a:hover{color:#fff;background:#ffffff14}.topic-bar{background:var(--navy-2);border-top:1px solid #ffffff0f}.topic-inner{scrollbar-width:none;gap:2px;display:flex;overflow-x:auto}.topic-inner::-webkit-scrollbar{display:none}.topic-bar a{color:#c9d6e6;white-space:nowrap;border-bottom:3px solid #0000;padding:10px 14px;font-size:14px;font-weight:600;text-decoration:none}.topic-bar a:hover{color:#fff}.topic-bar a.active{color:#fff;border-bottom-color:var(--accent)}.layout{grid-template-columns:minmax(0,1fr) 320px;gap:32px;padding-top:28px;padding-bottom:56px;display:grid}.main{min-width:0}.section-title{color:var(--navy);border-bottom:2px solid var(--navy);align-items:center;gap:10px;margin:32px 0 14px;padding-bottom:10px;font-size:18px;font-weight:700;display:flex}.section-title:before{content:"";background:var(--accent);width:4px;height:18px}.card{color:var(--text);background:var(--card);text-decoration:none;display:flex}.card-thumb{background:var(--navy-soft);flex-shrink:0;margin:0;overflow:hidden}.card-thumb img{object-fit:cover;aspect-ratio:16/9;width:100%;height:100%;transition:transform .3s;display:block}.card:hover .card-thumb img{transform:scale(1.03)}.no-image{aspect-ratio:16/9;background:linear-gradient(135deg, var(--navy-soft), #d5deea);width:100%;height:100%}.card-body{flex-direction:column;gap:6px;min-width:0;display:flex}.card-meta{color:var(--muted);align-items:center;gap:10px;font-size:12px;display:flex}.card-cat{color:var(--accent);font-weight:700}.card-title{color:var(--navy);margin:0;font-size:17px;font-weight:700;line-height:1.55}.card:hover .card-title{color:var(--link)}.card-excerpt{color:var(--text-2);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:13.5px;line-height:1.7;display:-webkit-box;overflow:hidden}.card-featured{border-radius:var(--radius);box-shadow:var(--shadow);grid-template-columns:1.15fr 1fr;display:grid;overflow:hidden}.card-featured .card-thumb img{aspect-ratio:auto;min-height:100%}.card-featured .card-body{justify-content:center;gap:10px;padding:24px 26px}.card-featured .card-title{font-size:22px;line-height:1.5}.card-featured .card-excerpt{-webkit-line-clamp:4;font-size:14px}.post-list{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow)}.card-row{border-bottom:1px solid var(--line);gap:18px;padding:18px}.post-list>.card-row:last-child{border-bottom:0}.card-row .card-thumb{border-radius:4px;width:200px}.post-list .ad-area{border-bottom:1px solid var(--line);margin:0;padding:12px 18px}.related-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.card-compact{border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;overflow:hidden}.card-compact .card-body{padding:12px 14px 14px}.card-compact .card-title{font-size:14.5px}.pagination{flex-wrap:wrap;justify-content:center;gap:6px;margin-top:28px;display:flex}.pagination a,.pagination span{background:var(--card);border:1px solid var(--line);min-width:40px;height:40px;color:var(--text);font-variant-numeric:tabular-nums;border-radius:4px;place-items:center;padding:0 8px;font-size:15px;text-decoration:none;display:grid}.pagination a:hover{border-color:var(--navy);color:var(--navy)}.pagination .current{background:var(--navy);border-color:var(--navy);color:#fff;font-weight:700}.archive-header{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border-left:4px solid var(--navy);margin-bottom:20px;padding:22px 24px}.archive-label{color:var(--accent);letter-spacing:.08em;margin:0;font-size:12px;font-weight:700}.archive-title{color:var(--navy);margin:2px 0 0;font-size:24px;line-height:1.4}.archive-count{color:var(--muted);margin:4px 0 0;font-size:13px}.breadcrumb{flex-wrap:wrap;gap:4px 0;margin-bottom:12px;font-size:12.5px;display:flex}.breadcrumb a{color:var(--muted);text-decoration:none}.breadcrumb a:hover{color:var(--link);text-decoration:underline}.breadcrumb a+a:before{content:"›";color:#b3bac5;margin:0 8px}.article{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:40px 48px 32px}.article-header{margin-bottom:24px}.article-cats{flex-wrap:wrap;gap:6px;margin-bottom:12px;display:flex}.tag{color:var(--accent);background:var(--accent-soft);border-radius:3px;padding:6px 10px;font-size:12px;font-weight:700;line-height:1;text-decoration:none}.tag:hover{background:#d4ece3}.article-title{color:var(--navy);letter-spacing:.01em;margin:0;font-size:28px;line-height:1.5}.article-meta{border-top:1px solid var(--line);color:var(--muted);flex-wrap:wrap;gap:16px;margin-top:14px;padding-top:14px;font-size:13px;display:flex}.eye-catch{margin:0 0 32px}.eye-catch img{border-radius:4px;width:100%;display:block}.entry-content{font-size:16.5px}.entry-content p{margin:0 0 1.6em}.entry-content h2{color:#fff;background:var(--navy);border-radius:4px;margin:2.6em 0 1em;padding:14px 18px;font-size:21px;line-height:1.5}.entry-content h3{color:var(--navy);border-left:4px solid var(--accent);border-bottom:1px solid var(--line);margin:2.2em 0 .9em;padding:0 0 8px 14px;font-size:18.5px;line-height:1.5}.entry-content h4{color:var(--navy);margin:1.8em 0 .8em;font-size:17px}.entry-content h4:before{content:"■ ";color:var(--accent)}.entry-content ul,.entry-content ol{margin:0 0 1.6em;padding-left:1.4em}.entry-content li{margin:.3em 0}.entry-content strong{background:linear-gradient(#0000 62%,#fbe7a6 62%)}.entry-content table{border-collapse:collapse;width:100%;margin:0 0 1.8em;font-size:14.5px;display:block;overflow-x:auto}.entry-content th,.entry-content td{border:1px solid var(--line);text-align:left;white-space:nowrap;padding:9px 12px}.entry-content thead th,.entry-content tr:first-child th{background:var(--navy);color:#fff;border-color:var(--navy)}.entry-content tbody tr:nth-child(2n) td{background:#f7f9fc}.entry-content blockquote{background:var(--navy-soft);border-left:4px solid var(--navy-2);color:var(--text-2);border-radius:0 4px 4px 0;margin:0 0 1.6em;padding:16px 20px}.entry-content blockquote p:last-child{margin-bottom:0}.entry-content pre{color:#e6edf6;background:#0f1b2b;border-radius:4px;padding:16px;font-size:14px;overflow-x:auto}.entry-content code{background:var(--navy-soft);border-radius:3px;padding:1px 5px;font-size:.9em}.entry-content pre code{background:0 0;padding:0}.entry-content hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}.entry-content img{border-radius:3px}.aligncenter{margin-left:auto;margin-right:auto;display:block}.alignleft{float:left;margin:0 1em 1em 0}.alignright{float:right;margin:0 0 1em 1em}.wp-caption{text-align:center;max-width:100%;margin:0 auto 1.6em}.wp-caption-text{color:var(--muted);margin:6px 0 0;font-size:13px}.has-medium-font-size{font-size:19px}.contact-button{background:var(--accent);border-radius:4px;padding:12px 32px;font-weight:700;text-decoration:none;display:inline-block;color:#fff!important}.linkcard{margin:0 0 1.8em}.lkc-link{color:var(--text);text-decoration:none;display:block}.lkc-card{border:1px solid var(--line);border-left:4px solid var(--navy);background:#fff;border-radius:4px;padding:12px 14px;transition:box-shadow .2s}.lkc-card:hover{box-shadow:var(--shadow)}.lkc-info{color:var(--muted);align-items:center;gap:6px;margin-bottom:6px;font-size:11.5px;display:flex}.lkc-info:before{content:"あわせて読みたい";color:var(--accent);margin-right:6px;font-weight:700}.lkc-favicon,.lkc-domain{display:none}.lkc-content{align-items:center;gap:14px;display:flex}.lkc-thumbnail{flex-shrink:0;width:140px;margin:0}.lkc-thumbnail img{aspect-ratio:16/9;object-fit:cover;border-radius:3px;width:100%;display:block}.lkc-title-text{color:var(--navy);font-size:15px;font-weight:700;line-height:1.55}.lkc-excerpt{color:var(--muted);font-size:13px}.clear{clear:both}.ad-area{text-align:center;min-height:1px;margin:28px 0}.ad-label{color:var(--muted);letter-spacing:.1em;margin-bottom:4px;font-size:11px}.share{border-top:1px solid var(--line);color:var(--muted);justify-content:center;align-items:center;gap:12px;margin-top:36px;padding-top:24px;font-size:13px;display:flex}.share a{color:#fff;background:#000;border-radius:50%;place-items:center;width:40px;height:40px;font-weight:700;text-decoration:none;display:grid}.post-nav{grid-template-columns:1fr 1fr;gap:16px;margin-top:20px;display:grid}.post-nav a{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);color:var(--navy);flex-direction:column;gap:4px;padding:14px 16px;font-size:14px;font-weight:600;line-height:1.55;text-decoration:none;display:flex}.post-nav a:hover{color:var(--link)}.post-nav .next{text-align:right}.post-nav-label{color:var(--muted);font-size:11.5px;font-weight:700}.related{margin-top:8px}.sidebar{font-size:14px}.widget{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;padding:18px}.widget-title{color:var(--navy);border-bottom:2px solid var(--navy);margin:0 0 12px;padding-bottom:10px;font-size:15px}.widget ul,.widget ol{margin:0;padding:0;list-style:none}.sidebar-sticky{position:sticky;top:16px}.search-box{border:1px solid var(--line);background:var(--bg);border-radius:4px;display:flex;overflow:hidden}.search-box:focus-within{border-color:var(--navy-2)}.search-box input{background:0 0;border:0;outline:none;flex:1;min-width:0;padding:10px 12px;font-family:inherit;font-size:15px}.search-box button{background:var(--navy);cursor:pointer;border:0;place-items:center;width:44px;display:grid}.search-box svg{fill:none;stroke:#fff;stroke-width:2.2px;stroke-linecap:round;width:18px;height:18px}.rank-list{counter-reset:rank}.rank-list li{counter-increment:rank;border-bottom:1px solid var(--line)}.rank-list li:last-child{border-bottom:0}.rank-list a{color:var(--text);grid-template-columns:26px 1fr;column-gap:8px;padding:10px 0;line-height:1.55;text-decoration:none;display:grid}.rank-list a:before{content:counter(rank);color:var(--navy-2);grid-row:span 2;font-size:18px;font-weight:800;line-height:1.3}.rank-list a:hover .rank-title{color:var(--link)}.rank-title{font-size:13.5px;font-weight:600}.rank-list time{color:var(--muted);font-size:11.5px}.cat-list a,.archive-list a{color:var(--text);border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:8px;padding:8px 4px;text-decoration:none;display:flex}.cat-list a:hover,.archive-list a:hover{color:var(--link)}.cat-list ul a{color:var(--text-2);padding-left:18px;font-size:13.5px}.cat-list>li:last-child>a:last-child,.archive-list li:last-child a{border-bottom:0}.count{color:var(--muted);background:var(--bg);border-radius:10px;padding:0 8px;font-size:12px;line-height:20px}.archive-list{grid-template-columns:1fr 1fr;column-gap:12px;display:grid}.archive-list li:nth-last-child(2) a{border-bottom:0}.site-footer{background:var(--navy);color:#a9bad0;font-size:13px}.footer-inner{justify-content:space-between;gap:32px;padding-top:36px;padding-bottom:24px;display:flex}.footer-brand{color:#fff;margin:0 0 6px;font-size:15px;font-weight:700}.footer-note{max-width:480px;margin:0;font-size:12px;line-height:1.7}.footer-nav{flex-wrap:wrap;align-content:flex-start;gap:6px 20px;display:flex}.footer-nav a{color:#d6e0ec;text-decoration:none}.footer-nav a:hover{color:#fff;text-decoration:underline}.copyright{text-align:center;border-top:1px solid #ffffff14;margin:0;padding:14px 20px;font-size:12px}@media (width<=1023px){.layout{grid-template-columns:1fr}.sidebar-sticky{position:static}.header-nav{display:none}}@media (width<=720px){.wrap{padding:0 16px}.header-inner{min-height:60px}.brand-mark{width:30px;height:30px}.brand-name{font-size:15px}.brand-tag{display:none}.layout{gap:24px;padding-top:16px}.card-featured{grid-template-columns:1fr}.card-featured .card-thumb img{aspect-ratio:16/9}.card-featured .card-body{padding:16px 18px 20px}.card-featured .card-title{font-size:19px}.card-row{gap:12px;padding:14px}.card-row .card-thumb{width:116px}.card-row .card-title{font-size:15px}.card-row .card-excerpt{display:none}.related-grid{grid-template-columns:1fr 1fr;gap:12px}.article{border-radius:0;margin:0 -16px;padding:24px 18px}.article-title{font-size:22px}.entry-content{font-size:16px}.entry-content h2{padding:12px 14px;font-size:18.5px}.entry-content h3{font-size:17px}.lkc-thumbnail{width:96px}.post-nav{grid-template-columns:1fr}.post-nav .next{text-align:left}.footer-inner{flex-direction:column;gap:20px}}