@charset "UTF-8";
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:#26394b;font-family:"Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;line-height:1.7;background:#fff}a{color:inherit;text-decoration:none}.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;z-index:9;background:#fff;padding:.5rem}.header-inner,.nav-inner,.content-wrap,.footer-inner{max-width:1180px;margin:auto}.site-header{background:#fff}.header-inner{min-height:116px;padding:20px 24px;display:flex;align-items:center}.brand{display:inline-flex;align-items:center;gap:18px;font-size:clamp(19px,2.35vw,30px);font-weight:700;letter-spacing:.02em;color:#172d40}.brand-mark{width:64px;height:64px;display:grid;place-items:center;flex:none}.site-nav{background:#164878;color:#fff}.nav-inner{display:grid;grid-template-columns:repeat(6,1fr)}.nav-inner a{text-align:center;padding:17px 8px;font-size:15px;font-weight:700;border-right:1px solid #ffffff25}.nav-inner a:first-child{border-left:1px solid #ffffff25}.nav-inner a:hover,.nav-inner a:focus-visible,.nav-inner a.current{background:#0c365d}.portal{background:#f1f5f8;padding:42px 24px 58px}.section-head{display:flex;align-items:end;justify-content:space-between;border-bottom:2px solid #194b73;gap:16px}.section-head h1{margin:0 0 8px;font-size:26px;color:#203e56}.all-link{color:#164878;font-weight:700;font-size:14px;padding:8px}.all-link:hover{text-decoration:underline}.news-list{list-style:none;margin:0 0 40px;padding:0}.news-list li{display:flex;gap:28px;border-bottom:1px solid #d5e0e8;padding:16px 6px;font-weight:600}.news-date{font-variant-numeric:tabular-nums;white-space:nowrap;color:#56738c}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.card{position:relative;min-height:222px;padding:28px 16px 24px;background:#fff;border:1px solid #e5edf2;border-radius:10px;box-shadow:0 8px 22px #163e5c12;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:22px;font-size:19px;font-weight:700;line-height:1.5;transition:transform .2s,box-shadow .2s}.card:hover,.card:focus-visible{transform:translateY(-4px);box-shadow:0 12px 26px #163e5c25}.icon{width:70px;height:70px;display:grid;place-items:center;border-radius:50%}.icon.amber{background:#fff2dc}.icon.blue{background:#e7f0f7}.icon svg{width:43px;height:43px;fill:none;stroke:#284f69;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.card-arrow{position:absolute;right:18px;bottom:13px;color:#7690a3;font-size:20px;font-weight:400}.site-footer{background:#fff;border-top:1px solid #dce6ed}.footer-inner{padding:30px 24px 22px}.footer-links{display:flex;flex-wrap:wrap;gap:14px 34px;font-weight:700;font-size:14px}.footer-links a:hover{text-decoration:underline;color:#164878}.site-footer small{display:block;color:#708597;margin-top:22px;font-size:11px}@media(max-width:760px){.header-inner{min-height:84px;padding:13px 18px}.brand{gap:8px;font-size:17px;line-height:1.4}.brand-mark{width:44px;height:44px}.brand-mark svg{width:40px;height:40px}.nav-inner{grid-template-columns:repeat(3,1fr)}.nav-inner a{font-size:13px;padding:12px 4px;border-bottom:1px solid #ffffff25}.portal{padding:32px 18px 46px}.section-head h1{font-size:23px}.news-list li{gap:5px;flex-direction:column;padding:12px 3px;font-size:14px}.news-list{margin-bottom:28px}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card{min-height:175px;padding:20px 8px;font-size:15px;gap:14px}.icon{width:58px;height:58px}.icon svg{width:35px;height:35px}}@media(max-width:390px){.nav-inner{grid-template-columns:repeat(2,1fr)}.brand{font-size:15px}.cards{gap:9px}.card{font-size:14px}}

.icon img{width:43px;height:43px;object-fit:contain}.brand-mark{font-size:16px;font-weight:800;letter-spacing:-.04em;color:#22618a;background:#e9f2f7;border-radius:50%}@media(max-width:760px){.icon img{width:35px;height:35px}.brand-mark{font-size:13px}}

/* 共通ロゴ */
.brand-mark{width:80px;height:70px;background:none;border-radius:0}.brand-mark img{display:block;width:100%;height:100%;object-fit:contain}@media(max-width:760px){.brand-mark{width:55px;height:50px}}