/* blog-post.php — layout only; components come from ui-v2.css */

/* hero */
.post-hero h1{max-width:22ch;margin:0 0 var(--s-4)}
.post-hero__cat{display:inline-flex;margin-bottom:var(--s-4)}
.post-hero__lead{margin:0 0 var(--s-5)}
.post-hero__meta{display:flex;align-items:center;gap:var(--s-4);flex-wrap:wrap}
.post-hero__author{display:inline-flex;align-items:center;gap:10px;color:var(--text-inverse);text-decoration:none;font-size:var(--fs-small);min-height:40px}
.post-hero__author b{font-weight:600}
.post-hero__author:hover b{color:var(--blue-2)}
.post-hero__avatar{width:32px;height:32px;border-radius:50%;object-fit:cover}
.post-hero__date{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--text-inverse-muted)}
.breadcrumb__current{color:var(--text-inverse-muted)}

/* article column (+ sticky rail from 1280) */
.post-layout{display:grid;grid-template-columns:minmax(0,var(--measure));justify-content:center;column-gap:var(--s-8);row-gap:0}
.post-body{max-width:none;width:100%;margin:0;padding:var(--section-pad-tight) 0 var(--s-6);background:none;font-size:var(--fs-body);line-height:1.7}
.post-body p,.post-body li{font-size:inherit;line-height:inherit}
.post-body p{margin:0 0 18px}
.post-body h2{font-size:calc(var(--fs-h2) * .85);line-height:1.12;letter-spacing:-.02em;margin:40px 0 14px;scroll-margin-top:calc(var(--nav-h) + 16px)}
.post-body h3{font-size:var(--fs-h3);line-height:1.25;letter-spacing:-.015em;margin:28px 0 10px}
.post-body ul,.post-body ol{gap:6px;margin:14px 0 22px}
.post-body blockquote{margin:28px 0;padding:20px 24px;border-radius:0 var(--r-lg) var(--r-lg) 0}
.post-body blockquote p{font-size:var(--fs-lead);line-height:1.5}
.post-body img{border-radius:var(--r-lg)}
.post-body pre{border-radius:var(--r-lg)}
.post-body table{border-radius:var(--r-md)}

/* next-step band inside the article */
.post-body .post-next{margin:var(--s-7) 0 0}
.post-body .post-next>div:first-child{display:grid;gap:10px}
.post-body .post-next h3{font-size:var(--fs-h2);line-height:1.08;margin:0;color:#fff}
.post-body .post-next p{margin:0;font-size:var(--fs-body);line-height:1.55;color:var(--text-inverse-muted)}
.post-body .post-next .post-next__more{font-size:var(--fs-small)}
.post-body .post-next a{color:var(--blue-2);font-weight:600;text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(125,213,253,.45)}
.post-body .post-next a:hover{color:#fff}
.post-body .post-next .btn{color:#fff;text-decoration:none;white-space:normal;text-align:center;line-height:1.25;max-width:320px}
.post-body .post-next .btn:hover{color:#fff}

/* rail */
.post-rail{display:none}
.post-toc{display:grid;gap:10px}
.post-toc .list-ruled>li{padding:0}
.post-toc .list-ruled a{display:block;padding:9px 0;font-size:var(--fs-small);line-height:1.4;color:var(--text);text-decoration:none;transition:color var(--dur-2) var(--ease-out)}
.post-toc .list-ruled a:hover{color:var(--blue)}
.cta-band--compact{grid-template-columns:minmax(0,1fr);padding:22px;gap:14px}
.cta-band--compact>div:first-child{display:grid;gap:8px}
.cta-band--compact h3{font-size:var(--fs-h3);line-height:1.2}
.cta-band--compact p{font-size:var(--fs-small)}
.cta-band--compact .cta-band__actions{grid-column:1;grid-row:auto}
@media (min-width:1280px){
  .post-layout{grid-template-columns:minmax(0,var(--measure)) 300px}
  .post-rail{display:grid;gap:var(--s-5);align-content:start;align-self:start;position:sticky;top:calc(var(--nav-h) + 24px);grid-column:2;grid-row:1/span 2;padding-top:var(--section-pad-tight)}
  .author-bio{grid-column:1}
}

/* author */
.author-bio{flex-direction:row;align-items:flex-start;gap:18px;margin:0 0 var(--section-pad)}
.author-bio__avatar{flex:0 0 auto;width:64px;height:64px;border-radius:50%;object-fit:cover}
.author-bio__body{display:grid;gap:4px;min-width:0}
.author-bio h3{font-size:var(--fs-h4)}
.author-bio h3 a{color:var(--ink);text-decoration:none}
.author-bio h3 a:hover{color:var(--blue)}
.author-bio__role{font-size:var(--fs-micro);color:var(--text-muted)}
.author-bio p{font-size:var(--fs-small);line-height:1.6;margin:6px 0 10px}
.author-bio__links{display:flex;gap:16px;flex-wrap:wrap}
.author-bio__links .btn-link{font-size:var(--fs-small);margin-top:0;min-height:40px;align-items:center}
@media (max-width:480px){.author-bio{flex-direction:column;gap:12px}.author-bio__avatar{width:56px;height:56px}}

/* related rows */
.post-related__grid{align-items:stretch}
.post-related .card--row .card__body{min-width:0;display:grid;gap:4px}
.post-related .card--row .card__media{align-self:flex-start}
.post-related .card--row .cover-fallback{padding:8px}
.post-related .card--row .cover-fallback::before{font-size:44px;top:-4px;right:6px}
.post-related .cover-fallback{background:var(--grad-sky)}
.post-related .related-more{margin-top:var(--s-5)}
@media (max-width:768px){.post-related__grid{gap:10px}}

/* phone: one-line breadcrumb that ellipsises inside the row, tighter reading rhythm */
@media (max-width:768px){
  .post-hero .breadcrumb{display:flex;align-items:center;gap:8px;overflow:hidden}
  .post-hero .breadcrumb a,.post-hero .breadcrumb span{flex:0 0 auto}
  .post-hero .breadcrumb .breadcrumb__current{flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .post-body{line-height:1.62}
  .post-body p{margin:0 0 16px}
  .post-body h2{margin:32px 0 12px}
  .post-body h3{margin:24px 0 8px}
  .post-body ul,.post-body ol{gap:4px;margin:12px 0 20px}
  .post-body blockquote{margin:22px 0;padding:16px 18px}
}
@media (max-width:768px){
  .post-hero__lead{margin-bottom:var(--s-4)}
  .post-body h2{margin:28px 0 10px}
  .post-body p{margin:0 0 15px}
  .post-body .post-next{margin-top:var(--s-6)}
  .author-bio{margin-bottom:var(--section-pad-tight)}
}