/* Single article: match the island blog archive without touching site administration. */
.koba-post-page{background:#fff;color:#285d70}
.koba-post-page .post-island-section{padding:clamp(24px,4vw,55px) 0 80px;background:linear-gradient(180deg,#effbff 0,#fff 520px)}
.koba-post-page .post-island-shell{max-width:1120px}
.post-island-breadcrumb{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:13px;color:#7193a0;margin:0 0 27px}
.post-island-breadcrumb a{color:#258ca7;text-decoration:none;font-weight:700}
.post-island-heading{display:flex;align-items:center;gap:25px;margin-bottom:26px}
.post-island-heading img{display:block;width:min(36%,260px);max-height:110px;object-fit:contain;object-position:left center}
.post-island-eyebrow{font-size:14px;font-weight:900;letter-spacing:.14em;color:#2289a6}
.post-island-heading p{margin:7px 0 0;font-weight:700;color:#477e91}
.post-island-article{background:#fff;border:1px solid #c9e8ef;border-radius:23px;padding:clamp(22px,4.5vw,56px);box-shadow:0 12px 38px rgba(29,110,137,.06);overflow-wrap:anywhere;min-width:0}
.post-island-article .section-kicker{color:#2697b1;font-weight:900;letter-spacing:.16em}
.post-island-title{font-size:clamp(27px,4.6vw,49px);line-height:1.4;margin:0 0 14px;color:#265f74;overflow-wrap:anywhere}
.post-island-article .news-date{color:#7897a2;letter-spacing:.1em}
.post-island-thumb{border-radius:18px;overflow:visible;background:#effaff;min-height:0}
.post-island-thumb[hidden]{display:none!important}
.post-island-thumb img{display:block;width:100%;max-width:100%;height:auto!important;max-height:none!important;min-height:0!important;object-fit:contain}
.post-island-article .article-body{line-height:2;overflow-wrap:anywhere}
.post-island-article .article-body img{max-width:100%;height:auto}
.post-island-article .island-post-back a{display:inline-block;background:#279db6;color:#fff;padding:12px 22px;border-radius:999px;text-decoration:none;font-weight:800}
@media(max-width:620px){.post-island-heading{gap:12px}.post-island-heading img{width:40%;max-height:75px}.post-island-heading p{font-size:12px}.post-island-eyebrow{font-size:11px}.post-island-article{border-radius:16px}.post-island-title{font-size:clamp(25px,7vw,36px)}.post-island-section{padding-bottom:45px!important}}

/* Article detail: always show the complete original image without cropping. */
.post-island-article .article-body img{display:block;max-width:100%;width:auto;height:auto!important;max-height:none!important;object-fit:contain}