:root{color-scheme:light;--navy-900:#0b1f3a;--navy-800:#13305a;--navy-700:#1d4480;--blue-500:#2f6fed;--blue-50:#eef4ff;--violet-500:#7c4dff;--violet-50:#f3efff;--accent:#ff7a1a;--accent-dark:#e8600a;--text:#1c2333;--text-sub:#5b6475;--line:#e3e7ef;--bg:#f5f7fb;--card:#fff;--radius:14px;--shadow:0 1px 2px #0f1f3a0f, 0 6px 20px #0f1f3a12;--shadow-hover:0 2px 4px #0f1f3a14, 0 14px 32px #0f1f3a1f;--wrap:1120px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{color:var(--text);background:var(--bg);letter-spacing:.02em;overflow-wrap:anywhere;margin:0;font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Noto Sans JP,Yu Gothic UI,Meiryo,system-ui,sans-serif;font-size:16px;line-height:1.85}img{max-width:100%;height:auto}a{color:var(--blue-500)}.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}.site-header{z-index:50;backdrop-filter:saturate(180%)blur(12px);border-bottom:1px solid var(--line);background:#ffffffeb;position:sticky;top:0}.site-header .wrap{justify-content:space-between;align-items:center;gap:16px;height:64px;display:flex}.brand{color:var(--navy-900);letter-spacing:.04em;white-space:nowrap;align-items:center;gap:10px;font-size:1.05rem;font-weight:800;text-decoration:none;display:flex}.brand-mark{flex:none;width:34px;height:34px}.global-nav{gap:4px;display:flex}.global-nav a{color:var(--text);white-space:nowrap;border-radius:999px;padding:8px 12px;font-size:.9rem;font-weight:600;text-decoration:none}.global-nav a:hover,.global-nav a[aria-current=page]{background:var(--blue-50);color:var(--navy-700)}.site-footer{background:var(--navy-900);color:#c9d3e6;margin-top:80px;font-size:.9rem}.site-footer .wrap{grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-top:48px;padding-bottom:32px;display:grid}.site-footer .brand{color:#fff}.site-footer h2{color:#fff;letter-spacing:.12em;margin:0 0 12px;font-size:.85rem}.site-footer ul{margin:0;padding:0;list-style:none}.site-footer li{margin:6px 0}.site-footer a{color:#c9d3e6;text-decoration:none}.site-footer a:hover{color:#fff;text-decoration:underline}.footer-about{margin:12px 0 0;line-height:1.8}.copyright{text-align:center;color:#8f9bb3;border-top:1px solid #ffffff1a;padding:18px 20px;font-size:.8rem}.badge{letter-spacing:.06em;border-radius:999px;align-items:center;gap:4px;padding:3px 10px;font-size:.75rem;font-weight:700;line-height:1.6;text-decoration:none;display:inline-flex}.badge-career{background:var(--blue-50);color:var(--navy-700)}.badge-ai-tools{background:var(--violet-50);color:#5a2fd6}.eyecatch{aspect-ratio:16/9;color:#fff;align-items:flex-end;padding:18px;display:flex;position:relative;overflow:hidden}.eyecatch-career{background:linear-gradient(135deg,#13305a 0%,#2f6fed 70%,#5fa8ff 100%)}.eyecatch-ai-tools{background:linear-gradient(135deg,#2a1466 0%,#7c4dff 65%,#c08bff 100%)}.eyecatch:before{content:"";background-image:radial-gradient(#ffffff2e 1px,#0000 1px);background-size:16px 16px;position:absolute;inset:0;mask-image:linear-gradient(120deg,#0000 30%,#000 100%)}.eyecatch-icon{opacity:.22;width:46%;position:absolute;top:-8px;right:-8px}.eyecatch-title{text-shadow:0 2px 12px #00000040;-webkit-line-clamp:3;-webkit-box-orient:vertical;font-size:1.05rem;font-weight:800;line-height:1.5;display:-webkit-box;position:relative;overflow:hidden}.card-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px;display:grid}.post-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);color:inherit;flex-direction:column;text-decoration:none;transition:transform .2s,box-shadow .2s;display:flex;overflow:hidden}.post-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-3px)}.post-card-body{flex-direction:column;flex:1;gap:8px;padding:18px 20px 20px;display:flex}.post-card-title{color:var(--navy-900);margin:0;font-size:1.02rem;line-height:1.6}.post-card-desc{color:var(--text-sub);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:.85rem;line-height:1.75;display:-webkit-box;overflow:hidden}.post-meta{color:var(--text-sub);flex-wrap:wrap;align-items:center;gap:8px 12px;font-size:.78rem;display:flex}.post-card .post-meta{margin-top:auto;padding-top:6px}.section{margin-top:64px}.section-head{justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:24px;display:flex}.section-title{color:var(--navy-900);margin:0;font-size:1.5rem;line-height:1.4}.section-title small{letter-spacing:.2em;color:var(--blue-500);margin-bottom:4px;font-size:.72rem;font-weight:800;display:block}.more-link{white-space:nowrap;font-size:.9rem;font-weight:700;text-decoration:none}.page-head{padding:48px 0 8px}.page-head h1{color:var(--navy-900);margin:0 0 8px;font-size:1.9rem;line-height:1.4}.page-head p{color:var(--text-sub);margin:0}.empty{background:var(--card);border:1px dashed var(--line);border-radius:var(--radius);text-align:center;color:var(--text-sub);padding:32px}.breadcrumb{color:var(--text-sub);padding:20px 0 0;font-size:.8rem}.breadcrumb ol{flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;display:flex}.breadcrumb li+li:before{content:"›";color:#a3acbd;margin-right:6px}.breadcrumb a{color:var(--text-sub);text-decoration:none}.breadcrumb a:hover{text-decoration:underline}.prose{font-size:1rem}.prose>:first-child{margin-top:0}.prose p{margin:0 0 1.4em}.prose h2{color:#fff;background:linear-gradient(120deg, var(--navy-800), var(--navy-700));border-radius:10px;margin:2.8em 0 1.1em;padding:14px 18px;scroll-margin-top:84px;font-size:1.32rem;line-height:1.5}.prose h3{color:var(--navy-900);border-left:5px solid var(--blue-500);border-bottom:1px solid var(--line);margin:2.2em 0 .9em;padding:2px 0 6px 14px;scroll-margin-top:84px;font-size:1.12rem;line-height:1.55}.prose h4{color:var(--navy-900);margin:1.8em 0 .6em;font-size:1.02rem}.prose strong{background:linear-gradient(#0000 62%,#ffe28a 62%);font-weight:700}.prose ul,.prose ol{border:1px solid var(--line);background:#f8fafd;border-radius:10px;margin:0 0 1.4em;padding:18px 20px 18px 2.4em}.prose li+li{margin-top:.4em}.prose li::marker{color:var(--blue-500);font-weight:700}.prose blockquote{background:var(--blue-50);border-left:4px solid var(--blue-500);color:var(--text-sub);border-radius:0 10px 10px 0;margin:0 0 1.4em;padding:14px 18px}.prose blockquote p:last-child{margin-bottom:0}.prose hr{border:0;border-top:1px solid var(--line);margin:2.5em 0}.prose code{background:#eef1f6;border-radius:4px;padding:.1em .4em;font-size:.9em}.table-scroll{-webkit-overflow-scrolling:touch;border:1px solid var(--line);background:#fff;border-radius:12px;margin:0 0 1.6em;overflow-x:auto}.prose table{border-collapse:separate;border-spacing:0;width:100%;min-width:640px;font-size:.88rem;line-height:1.65}.prose th,.prose td{border-bottom:1px solid var(--line);vertical-align:top;text-align:left;min-width:7.5em;padding:12px 14px}.prose tr:last-child td{border-bottom:0}.prose th{background:var(--navy-800);color:#fff;white-space:nowrap;font-weight:700}.prose tbody tr:nth-child(2n) td{background:#f8fafd}.prose th:first-child,.prose td:first-child{min-width:8em;font-weight:700;position:sticky;left:0}.prose td:first-child{box-shadow:1px 0 0 var(--line);background:#fff}.prose tbody tr:nth-child(2n) td:first-child{background:#f8fafd}.table-hint{color:var(--text-sub);text-align:right;margin:-1.2em 0 1.6em;font-size:.75rem;display:none}.prose a[data-affiliate=true]{background:linear-gradient(180deg, #ff8c33, var(--accent-dark));color:#fff;text-align:center;border-radius:999px;justify-content:center;align-items:center;gap:8px;max-width:440px;margin:1.2em auto 1.6em;padding:16px 24px;font-size:1.02rem;font-weight:800;text-decoration:none;transition:transform .1s,box-shadow .1s;display:flex;box-shadow:0 4px #b84a05,0 10px 24px #e8600a4d}.prose a[data-affiliate=true] p{margin:0}.prose a[data-affiliate=true]:after{content:"›";font-size:1.4em;line-height:1}.prose a[data-affiliate=true]:hover{transform:translateY(2px);box-shadow:0 2px #b84a05,0 6px 16px #e8600a4d}@media (width<=860px){.site-footer .wrap{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}@media (width<=640px){body{font-size:15.5px}.wrap{padding:0 16px}.site-header .wrap{flex-direction:column;align-items:stretch;gap:6px;height:auto;padding-top:10px;padding-bottom:8px}.global-nav{scrollbar-width:none;margin:0 -16px;padding:0 12px;overflow-x:auto}.global-nav::-webkit-scrollbar{display:none}.global-nav a{background:#f1f4f9;padding:6px 12px;font-size:.85rem}.card-grid{grid-template-columns:1fr;gap:18px}.section{margin-top:48px}.section-title{font-size:1.3rem}.page-head h1{font-size:1.5rem}.prose h2{margin-left:-4px;margin-right:-4px;padding:12px 14px;font-size:1.16rem}.prose ul,.prose ol{padding:14px 14px 14px 2.1em}.table-hint{display:block}.prose a[data-affiliate=true]{padding:15px 20px;font-size:.95rem}.site-footer .wrap{grid-template-columns:1fr;gap:24px}}.static{max-width:860px}.static-card{background:var(--card);box-shadow:var(--shadow);border-radius:18px;margin-top:28px;padding:36px 44px}.static-card table{min-width:0}.static-card th{width:9em}@media (width<=640px){.static-card{border-radius:14px;padding:22px 18px}}.a8-impression{opacity:0;pointer-events:none;border:0;width:1px;height:1px;position:absolute}