.blog-index[data-astro-cid-5tznm7mj]{max-width:1180px;margin:0 auto;padding:0 24px 72px}.blog-index-head[data-astro-cid-5tznm7mj]{position:relative;padding:48px 0 30px;margin-bottom:36px;border-bottom:1px solid rgba(21,41,74,.12)}.blog-index-head[data-astro-cid-5tznm7mj]:after{content:"";position:absolute;left:0;bottom:-1px;width:64px;height:2px;background:#a38554}.blog-index-head[data-astro-cid-5tznm7mj] h1[data-astro-cid-5tznm7mj]{font-family:"Noto Serif JP",Hiragino Mincho ProN,Yu Mincho,serif;font-size:42px;font-weight:400;color:#15294a;margin:0 0 14px;line-height:1.25;letter-spacing:.02em}.blog-index-head[data-astro-cid-5tznm7mj] .lead[data-astro-cid-5tznm7mj]{font-size:15px;color:var(--muted);line-height:1.95;margin:0}.bi-filter[data-astro-cid-5tznm7mj]{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 28px}.bi-chip[data-astro-cid-5tznm7mj]{font-family:var(--sans);font-size:13px;font-weight:700;letter-spacing:.04em;color:#15294a;background:transparent;border:1px solid rgba(21,41,74,.25);border-radius:50px;padding:8px 18px;cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease}.bi-chip[data-astro-cid-5tznm7mj]:hover{border-color:#15294a}.bi-chip[data-astro-cid-5tznm7mj].is-active{background:#15294a;color:#e8c87a;border-color:#15294a}.blog-featured[data-astro-cid-5tznm7mj]{display:grid;grid-template-columns:1.05fr 1fr;gap:0;background:#fff;border:1px solid rgba(21,41,74,.12);border-radius:4px;overflow:hidden;text-decoration:none;color:#333;margin-bottom:44px;transition:transform .22s ease,box-shadow .22s ease}.blog-featured[data-astro-cid-5tznm7mj]:hover{transform:translateY(-4px);box-shadow:0 14px 34px #15294a29;color:#333;text-decoration:none}.bf-thumb[data-astro-cid-5tznm7mj]{position:relative;min-height:300px;background:linear-gradient(135deg,#15294a,#2d4373)}.bf-thumb[data-astro-cid-5tznm7mj] img[data-astro-cid-5tznm7mj]{width:100%;height:100%;position:absolute;inset:0;object-fit:cover}.bf-badge[data-astro-cid-5tznm7mj]{position:absolute;top:16px;left:16px;z-index:1;background:#a38554;color:#fff;font-size:11px;font-weight:700;letter-spacing:.12em;padding:5px 12px;border-radius:3px}.bf-body[data-astro-cid-5tznm7mj]{padding:36px 38px;display:flex;flex-direction:column;justify-content:center}.bf-body[data-astro-cid-5tznm7mj] .card-cat[data-astro-cid-5tznm7mj]{display:inline-block;align-self:flex-start;background:#15294a14;color:#15294a;font-size:11px;font-weight:700;letter-spacing:.04em;padding:3px 10px;border-radius:3px;margin-bottom:14px}.bf-title[data-astro-cid-5tznm7mj]{font-family:var(--sans);font-size:23px;font-weight:700;color:#15294a;line-height:1.5;margin:0 0 14px;letter-spacing:.01em}.bf-excerpt[data-astro-cid-5tznm7mj]{font-size:14px;line-height:1.95;color:#555;margin:0 0 22px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.bf-foot[data-astro-cid-5tznm7mj]{display:flex;align-items:center;justify-content:space-between;gap:16px}.bf-foot[data-astro-cid-5tznm7mj] .card-meta[data-astro-cid-5tznm7mj]{font-size:12px;color:#8a8a8a}.bf-more[data-astro-cid-5tznm7mj]{font-size:13px;font-weight:700;color:#15294a;letter-spacing:.04em;white-space:nowrap;transition:transform .2s ease}.blog-featured[data-astro-cid-5tznm7mj]:hover .bf-more[data-astro-cid-5tznm7mj]{transform:translate(4px);color:#a38554}.blog-index-grid[data-astro-cid-5tznm7mj]{align-items:start;gap:24px}.blog-index-grid[data-astro-cid-5tznm7mj] .related-card[data-astro-cid-5tznm7mj]{border-color:#15294a1f;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.blog-index-grid[data-astro-cid-5tznm7mj] .related-card[data-astro-cid-5tznm7mj]:hover{transform:translateY(-4px);box-shadow:0 12px 28px #15294a24;border-color:#a3855480}.blog-index-grid[data-astro-cid-5tznm7mj] .thumb[data-astro-cid-5tznm7mj]{height:150px}.blog-index-grid[data-astro-cid-5tznm7mj] .card-cat[data-astro-cid-5tznm7mj]{background:#15294a14;color:#15294a;letter-spacing:.04em}.blog-index-grid[data-astro-cid-5tznm7mj] .card-title[data-astro-cid-5tznm7mj]{font-size:14.5px;line-height:1.6}.blog-index-grid[data-astro-cid-5tznm7mj] .related-card[data-astro-cid-5tznm7mj]:hover .card-title[data-astro-cid-5tznm7mj]{color:#15294a}.blog-index-grid[data-astro-cid-5tznm7mj] .card-excerpt[data-astro-cid-5tznm7mj]{font-size:12.5px;line-height:1.85;color:#6b6b6b;margin:8px 0 12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}@media(max-width:760px){.blog-featured[data-astro-cid-5tznm7mj]{grid-template-columns:1fr}.bf-thumb[data-astro-cid-5tznm7mj]{min-height:200px}.bf-body[data-astro-cid-5tznm7mj]{padding:26px 22px}}@media(max-width:520px){.blog-index[data-astro-cid-5tznm7mj]{padding-left:16px;padding-right:16px}.blog-index-head[data-astro-cid-5tznm7mj]{padding-top:36px}.blog-index-head[data-astro-cid-5tznm7mj] h1[data-astro-cid-5tznm7mj]{font-size:32px}.bf-title[data-astro-cid-5tznm7mj]{font-size:21px}}