/* blog article + feed styles — Tier2 (build-blog-static.py) */
.nb-article-main{padding:0 0 10px}
.nb-article{max-width:760px;margin:0 auto;padding:46px 22px 10px}
.nb-article-head{margin:0 0 18px}
.nb-article-head h1{font-size:clamp(28px,4.2vw,44px);line-height:1.12;margin:.18em 0 .1em}
.nb-article-meta{color:var(--nb-muted);font-size:14px;margin:0}
.nb-article-hero{margin:8px 0 26px}
.nb-article-hero img{display:block;width:100%;border-radius:14px;object-fit:cover;
  box-shadow:0 14px 36px rgba(10,37,69,.18)}
.nb-article-body{font-size:18px;line-height:1.72;color:var(--nb-ink)}
.nb-article-body p{margin:0 0 1.15em}
.nb-article-body h2{font-size:26px;line-height:1.2;margin:1.5em 0 .5em}
.nb-article-body h3{font-size:21px;line-height:1.25;margin:1.4em 0 .45em}
.nb-article-body a{color:var(--nb-blue);text-decoration:underline}
.nb-article-body ul,.nb-article-body ol{margin:0 0 1.2em;padding-left:1.4em}
.nb-article-body li{margin:.3em 0}
.nb-article-body img{max-width:100%;height:auto;border-radius:10px}
.nb-article-body .nb-fig{margin:1.4em 0;text-align:center}
.nb-article-body .nb-fig img{display:inline-block}
.nb-article-body .nb-fig figcaption{color:var(--nb-muted);font-size:14px;margin-top:.5em}
.nb-article-body .nb-video{display:block;width:100%;height:auto;border-radius:12px;margin:1.4em 0}
.nb-article-body blockquote{margin:1.3em 0;padding:.2em 1.1em;border-left:4px solid var(--nb-blue);
  color:var(--nb-muted);font-style:italic}
.nb-article-foot{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin:34px 0 8px;padding-top:22px;border-top:1px solid var(--nb-line,#e5e9f0)}
/* feed */
.nb-blogfeed{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:26px}
.nb-blogcard{background:#fff;border-radius:14px;overflow:hidden;
  box-shadow:0 10px 30px rgba(10,37,69,.10);display:flex;flex-direction:column}
.nb-blogcard-img img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover}
.nb-blogcard-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px}
.nb-blogcard-body h2{font-size:20px;line-height:1.22;margin:0}
.nb-blogcard-body h2 a{color:var(--nb-ink);text-decoration:none}
.nb-blogcard-body h2 a:hover{color:var(--nb-blue)}
.nb-blogcard-body p{color:var(--nb-muted);margin:0;font-size:15px;line-height:1.5}
.nb-readmore{color:var(--nb-blue);font-weight:600;text-decoration:none;font-size:15px;margin-top:auto}
@media(max-width:700px){.nb-article{padding:30px 18px 8px}.nb-article-body{font-size:17px}}
/* contact form (native, no JS) */
.nb-contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:38px;align-items:start}
@media(max-width:760px){.nb-contact-grid{grid-template-columns:1fr;gap:24px}}
.nb-contact-form{display:flex;flex-direction:column;gap:14px;margin:6px 0 0}
.nb-contact-form label{font-weight:600;font-size:14px;margin:0 0 4px;display:block}
.nb-contact-form input,.nb-contact-form textarea{width:100%;padding:12px 14px;font:inherit;
  border:1px solid var(--nb-line,#d8deea);border-radius:10px;background:#fff;color:var(--nb-ink)}
.nb-contact-form textarea{min-height:150px;resize:vertical}
.nb-contact-form input:focus,.nb-contact-form textarea:focus{outline:2px solid var(--nb-blue);border-color:var(--nb-blue)}
.nb-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.nb-contact-aside h3{margin:0 0 4px}
.nb-contact-aside p{color:var(--nb-muted);margin:.2em 0 1.1em}
.nb-contact-aside a{color:var(--nb-blue)}