/* v184: scoped visual identities; no shared navigation or form overrides. */
.site164[data-section="cases"] .page-title164{background:#006241;color:#fff;border:0;padding-top:30px;padding-bottom:45px}
.site164[data-section="cases"] .page-title164 h1{font-family:'Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;font-weight:700;font-size:clamp(28px,4vw,46px);letter-spacing:.01em;line-height:1.5;color:#fff}
.site164[data-section="cases"] .page-title164 .breadcrumb164,.site164[data-section="cases"] .page-title164 .eyebrow,.site164[data-section="cases"] .page-title164 p{color:#fff}
.site164[data-section="cases"] .page-title164 .eyebrow{background:transparent;border:1px solid #ffffff80;padding:5px 10px;font-family:sans-serif;font-size:10px;letter-spacing:.14em}
.site164[data-section="cases"] .case-grid164{gap:32px;align-items:stretch}
.site164[data-section="cases"] .case-card164{padding:0 26px 26px;border:1px solid #00624140;border-top:0;background:#fff;overflow:hidden}
.site164[data-section="cases"] .lesson-visual184{margin:0 -26px 24px;background:#eff6f2}
.site164[data-section="cases"] .lesson-visual184 img{display:block;width:100%;height:auto}
.site164[data-section="cases"] .lesson-visual184 figcaption{font-size:10px;padding:0 18px 12px;letter-spacing:.08em;color:#006241}
.site164[data-section="cases"] .case-code164{font:700 30px/1.2 Arial,sans-serif;letter-spacing:-.02em;gap:10px 16px;align-items:center;flex-wrap:wrap;margin-bottom:20px}
.site164[data-section="cases"] .case-code164 small{font:500 11px/1.5 sans-serif;letter-spacing:0;padding:5px 9px;background:#eff6f2}
.site164[data-section="cases"] .case-card164 h3{font-family:'Hiragino Kaku Gothic ProN','Yu Gothic',sans-serif;font-size:clamp(20px,2.4vw,27px);font-weight:700;line-height:1.7;letter-spacing:0}
.site164[data-section="cases"] .case-card164 p{font-size:13px;line-height:1.9;margin-bottom:24px}
.site164[data-section="cases"] .case-card164 .card-link164{margin-top:auto;padding-top:18px;font-weight:600}
.site164.journal-index184 .col-wrap{max-width:1120px;margin-left:auto;margin-right:auto}
.site164.journal-index184 .col-wrap>.eyebrow{font:400 clamp(24px,4vw,42px)/1.3 Georgia,serif;letter-spacing:.06em;border-top:0;border-bottom:1px solid #006241;padding:10px 0 18px;margin-bottom:25px}
.site164.journal-index184 .col-wrap>h1{font-family:'Yu Mincho','Hiragino Mincho ProN',serif;font-size:clamp(26px,3.5vw,40px);letter-spacing:.07em;line-height:1.7;font-weight:400;margin-bottom:20px}
.site164.journal-index184 .col-lead{font-size:14px;line-height:2.1;margin-bottom:30px}
.site164.journal-index184 .journal-cover184{position:relative;margin:0 0 32px;overflow:hidden;background:#eff6f2}
.site164.journal-index184 .journal-cover184 img{display:block;width:100%;height:auto;aspect-ratio:2.2;object-fit:cover}
.site164.journal-index184 .journal-cover184 figcaption{padding:12px 15px;font-size:10px;letter-spacing:.06em;color:#006241;border-bottom:1px solid #00624140}
.site164.journal-index184 .col-tabs{display:flex;flex-wrap:wrap;gap:12px 24px;margin:0 0 24px;padding:0 0 20px;border-bottom:1px solid #00624140}
.site164.journal-index184 .col-tabs a{font-size:12px;text-decoration:none;padding:7px 0;border:0;border-bottom:2px solid transparent;line-height:1.7}
.site164.journal-index184 .col-tabs a[aria-current="page"]{border-bottom-color:#006241}
.site164.journal-index184 .col-wrap>.notice{background:#f4f8f5;border:0;padding:22px;font-size:13px;line-height:2}
@media(max-width:650px){.site164[data-section="cases"] .case-card164{padding:0 22px 24px}.site164[data-section="cases"] .lesson-visual184{margin-left:-22px;margin-right:-22px}.site164[data-section="cases"] .page-title164 h1{font-size:28px}.site164.journal-index184 .journal-cover184 img{aspect-ratio:1.6}.site164.journal-index184 .col-wrap>h1{font-size:26px}.site164.journal-index184 .col-tabs{gap:8px 18px}}