/* v174: keep the enlarged image inside its dialog while preserving the full 16:9 artwork. */
.post-article .post-feature{max-height:none;object-fit:contain;object-position:center}
.post-article .post-feature-zoom{display:block;position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;margin:0 0 38px;padding:0;border:0;border-radius:12px;background:rgba(12,82,121,.06);box-shadow:0 15px 45px rgba(7,55,99,.12);cursor:zoom-in;touch-action:manipulation}
.post-article .post-feature-zoom>.post-feature{display:block;width:100%;height:100%;max-height:none;margin:0;aspect-ratio:auto;object-fit:contain;object-position:center;border-radius:inherit;box-shadow:none;transition:transform .32s cubic-bezier(.2,.7,.2,1)}
.post-article .post-feature-zoom:focus-visible{outline:3px solid #66b275;outline-offset:4px}
@media(hover:hover){.post-article .post-feature-zoom:hover>.post-feature{transform:scale(1.035)}}
.post-article figure.corrosion-feature{margin:0 0 38px}
.post-article .corrosion-feature>.post-feature-zoom{margin-bottom:0}
.post-article .corrosion-feature figcaption{margin-top:12px;color:#0c5279;font-size:13px;line-height:1.55}
html[data-theme-scope="article"][data-theme="dark"] .post-article .corrosion-feature figcaption{color:#b8c7d5}
.post-image-zoom{box-sizing:border-box;width:min(1440px,calc(100vw - 24px));max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);overflow:hidden;padding:52px 18px 18px;border:1px solid rgba(255,255,255,.2);border-radius:14px;background:#071321;color:#eef3f8;box-shadow:0 28px 90px rgba(0,0,0,.48)}
.post-image-zoom[open]{display:grid;place-items:center}
.post-image-zoom::backdrop{background:rgba(3,16,35,.86);backdrop-filter:blur(5px)}
.post-image-zoom img{display:block;width:auto;height:auto;max-width:100%;max-height:calc(100dvh - 94px);object-fit:contain;border-radius:6px}
.post-image-zoom-close{position:absolute;top:10px;right:10px;display:grid;place-items:center;width:36px;height:36px;padding:0;border:1px solid rgba(255,255,255,.3);border-radius:50%;background:#0c5279;color:#fff;font:400 25px/1 Inter,Arial,sans-serif;cursor:pointer}
.post-image-zoom-close:hover{background:#4d9b5d;color:#071321}
.post-image-zoom-close:focus-visible{outline:3px solid #66b275;outline-offset:3px}
@media(max-width:600px){.post-article .post-feature-zoom{margin-bottom:27px;border-radius:8px}.post-article figure.corrosion-feature{margin-bottom:27px}.post-image-zoom{width:calc(100vw - 20px);max-width:calc(100vw - 20px);max-height:calc(100dvh - 20px);padding:48px 10px 10px}.post-image-zoom img{max-width:100%;max-height:calc(100dvh - 78px)}}
@media(prefers-reduced-motion:reduce){.post-article .post-feature-zoom>.post-feature{transition:none}.post-article .post-feature-zoom:hover>.post-feature{transform:none}}

html[data-theme-scope="article"][data-theme="light"] .post-article .post-body a{color:#0c5279;font-weight:700;text-decoration-color:rgba(12,82,121,.45);text-decoration-thickness:1px;text-underline-offset:3px}
html[data-theme-scope="article"][data-theme="light"] .post-article .post-body a:hover{color:#032c70;text-decoration-color:#4d9b5d}