/* ==========================================================================
   QC Devworks - Insights blog (hub, archives, single posts)
   Loaded only on blog views, after assets/css/site.css; consumes the same
   design tokens so the light/dark theme toggle just works.
   ========================================================================== */

/* --- Hero ----------------------------------------------------------------- */

.qcdw-blog-hero__inner{position:relative;z-index:1;max-width:54rem}
.qcdw-blog-hero .qcdw-lede{max-width:46rem}

.qcdw-post-byline{margin-top:1.1rem;font-family:var(--font-mono);font-size:.76rem;letter-spacing:.05em;text-transform:uppercase;color:var(--text-tertiary)}

/* --- Meta row (category pill + date + reading time) ----------------------- */

.qcdw-post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem .9rem;margin:0 0 .6rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-tertiary)}
.qcdw-post-meta time{color:var(--text-tertiary)}
.qcdw-post-meta__cat{display:inline-flex;align-items:center;padding:.28em .8em;border-radius:var(--r-pill);color:var(--accent);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 24%,transparent);text-decoration:none;transition:transform var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}
.qcdw-post-meta__cat:hover,.qcdw-post-meta__cat:focus-visible{transform:translateY(-1px)}

/* --- Cards ----------------------------------------------------------------- */

.qcdw-blog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}

.qcdw-post-card{position:relative;overflow:hidden;display:flex;flex-direction:column;border-radius:var(--r-lg);background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:transform var(--dur-mid) var(--ease-out),box-shadow var(--dur-mid) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}
.qcdw-post-card:hover,.qcdw-post-card:focus-within{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--accent)}

.qcdw-post-card__media{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-inset)}
.qcdw-post-card__media img{display:block;width:100%;height:100%;object-fit:cover;transition:transform var(--dur-mid) var(--ease-out)}
.qcdw-post-card:hover .qcdw-post-card__media img{transform:scale(1.03)}
.qcdw-post-card__ph{display:grid;place-items:center;width:100%;height:100%;color:var(--accent);background:radial-gradient(120% 120% at 100% 0%,var(--accent-soft),transparent 70%),var(--bg-inset)}
.qcdw-post-card__ph .qcdw-ic{width:2.2rem;height:2.2rem;opacity:.75}

.qcdw-post-card__body{display:flex;flex-direction:column;align-items:flex-start;gap:.35rem;padding:1.35rem 1.4rem 1.5rem;flex:1}
.qcdw-post-card__title{margin:0;font-size:1.2rem;line-height:var(--lh-heading);font-weight:var(--fw-semibold)}
.qcdw-post-card__title a{color:var(--text-primary);text-decoration:none}
.qcdw-post-card__title a::after{content:"";position:absolute;inset:0}
.qcdw-post-card__title a:hover,.qcdw-post-card__title a:focus-visible{color:var(--accent)}
.qcdw-post-card__excerpt{margin:0;color:var(--text-secondary);font-size:.94rem;line-height:1.6}
.qcdw-post-card .qcdw-text-link{margin-top:auto;padding-top:.7rem}

/* Feature card: first post on page one of the hub. */
.qcdw-post-card--feature{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);margin-bottom:1.5rem}
.qcdw-post-card--feature .qcdw-post-card__media{aspect-ratio:auto;height:100%;min-height:280px}
.qcdw-post-card--feature .qcdw-post-card__body{padding:2rem 2.2rem;justify-content:center}
.qcdw-post-card--feature .qcdw-post-card__title{font-size:clamp(1.45rem,1.1rem + 1.2vw,1.95rem)}
.qcdw-post-card--feature .qcdw-post-card__excerpt{font-size:1.02rem}

/* --- Pagination ------------------------------------------------------------ */

.qcdw-blog-pagination{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin-top:2.5rem}
.qcdw-blog-pagination .page-numbers{display:inline-flex;align-items:center;padding:.5rem .95rem;border:1px solid var(--border);border-radius:var(--r-sm);background:var(--bg-card);font-family:var(--font-mono);font-size:.8rem;color:var(--text-secondary);text-decoration:none;transition:border-color var(--dur-fast) var(--ease-out),color var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out)}
.qcdw-blog-pagination a.page-numbers:hover,.qcdw-blog-pagination a.page-numbers:focus-visible{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.qcdw-blog-pagination .page-numbers.current{background:var(--accent);border-color:var(--accent);color:#fff}
.qcdw-blog-pagination .page-numbers.dots{border-color:transparent;background:transparent}

/* --- Empty state ------------------------------------------------------------ */

.qcdw-blog-empty{display:grid;gap:.8rem;justify-items:start;max-width:38rem;margin:0 auto;padding:2.6rem 2.4rem;border-radius:var(--r-lg);background:var(--bg-card);border:1px dashed var(--border-strong)}
.qcdw-blog-empty .qcdw-mono{font-size:.74rem;color:var(--text-tertiary)}
.qcdw-blog-empty h2{margin:0}
.qcdw-blog-empty p{margin:0;color:var(--text-secondary)}

/* --- Single: featured image + article body --------------------------------- */

.qcdw-wrap--narrow{max-width:56rem;margin-inline:auto}

.qcdw-article-hero{padding-top:2.2rem;background:var(--bg-base)}
.qcdw-article-hero figure{margin:0}
.qcdw-article-hero img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-xl);border:1px solid var(--border);box-shadow:var(--shadow-lg)}

.qcdw-article{padding-top:2.6rem}
.qcdw-article__body{max-width:44rem;margin-inline:auto;font-size:1.05rem;line-height:1.78;color:var(--text-secondary)}
.qcdw-article__body br{display:inline}
.qcdw-article__body>*+*{margin-top:1.05em}
.qcdw-article__body h2,.qcdw-article__body h3,.qcdw-article__body h4{color:var(--text-primary);line-height:var(--lh-heading);font-weight:var(--fw-semibold)}
.qcdw-article__body h2{margin-top:2em;font-size:clamp(1.4rem,1.15rem + .9vw,1.8rem)}
.qcdw-article__body h3{margin-top:1.7em;font-size:clamp(1.15rem,1rem + .55vw,1.4rem)}
.qcdw-article__body h4{margin-top:1.5em;font-size:1.05rem}
.qcdw-article__body a{color:var(--accent);text-decoration:underline;text-underline-offset:.18em;text-decoration-thickness:1px}
.qcdw-article__body a:hover,.qcdw-article__body a:focus-visible{color:var(--accent-hover,var(--accent))}
.qcdw-article__body strong{color:var(--text-primary)}
.qcdw-article__body ul,.qcdw-article__body ol{padding-left:1.35rem}
.qcdw-article__body li{margin:.45em 0}
.qcdw-article__body li::marker{color:var(--accent)}
.qcdw-article__body blockquote{margin:1.6em 0;padding:.4em 0 .4em 1.2em;border-left:3px solid var(--accent);color:var(--text-primary);font-size:1.08em}
.qcdw-article__body blockquote p{margin:0}
.qcdw-article__body img{max-width:100%;height:auto;border-radius:var(--r-md);border:1px solid var(--border)}
.qcdw-article__body figure{margin:1.8em 0}
.qcdw-article__body figcaption{margin-top:.6em;font-size:.82rem;color:var(--text-tertiary);text-align:center}
.qcdw-article__body code{font-family:var(--font-mono);font-size:.86em;padding:.16em .42em;border-radius:var(--r-sm);background:var(--bg-inset);border:1px solid var(--border-faint,var(--border));color:var(--text-primary)}
.qcdw-article__body pre{margin:1.6em 0;padding:1.1rem 1.25rem;border-radius:var(--r-md);background:var(--bg-inset);border:1px solid var(--border);overflow-x:auto;line-height:1.6}
.qcdw-article__body pre code{padding:0;border:0;background:none;font-size:.85rem}
.qcdw-article__body hr{margin:2.4em 0;border:0;border-top:1px solid var(--border)}
.qcdw-article__body table{width:100%;margin:1.6em 0;border-collapse:collapse;font-size:.92rem}
.qcdw-article__body th,.qcdw-article__body td{padding:.6em .8em;border:1px solid var(--border);text-align:left}
.qcdw-article__body th{background:var(--bg-subtle);color:var(--text-primary);font-weight:var(--fw-semibold)}

.qcdw-article__footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;max-width:44rem;margin:2.6rem auto 0;padding-top:1.4rem;border-top:1px solid var(--border)}
.qcdw-article__tags{display:flex;flex-wrap:wrap;gap:.45rem;margin:0}
.qcdw-article__tags a{padding:.25em .75em;border-radius:var(--r-pill);border:1px solid var(--border);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--text-tertiary);text-decoration:none;transition:color var(--dur-fast) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}
.qcdw-article__tags a:hover,.qcdw-article__tags a:focus-visible{color:var(--accent);border-color:var(--accent)}

/* --- Prev / next ------------------------------------------------------------ */

.qcdw-post-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.25rem}
.qcdw-post-nav__card{display:grid;gap:.5rem;align-content:start;padding:1.4rem 1.5rem;border-radius:var(--r-lg);background:var(--bg-card);border:1px solid var(--border);text-decoration:none;box-shadow:var(--shadow-sm);transition:transform var(--dur-mid) var(--ease-out),box-shadow var(--dur-mid) var(--ease-out),border-color var(--dur-fast) var(--ease-out)}
.qcdw-post-nav__card .qcdw-mono{font-size:.7rem;letter-spacing:.07em;text-transform:uppercase;color:var(--text-tertiary)}
.qcdw-post-nav__card strong{color:var(--text-primary);font-weight:var(--fw-semibold);line-height:var(--lh-heading)}
a.qcdw-post-nav__card:hover,a.qcdw-post-nav__card:focus-visible{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--accent)}
.qcdw-post-nav__card--empty{background:transparent;border:1px dashed var(--border);box-shadow:none}

/* --- Responsive -------------------------------------------------------------- */

@media (max-width:1080px){
	.qcdw-blog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}

@media (max-width:860px){
	.qcdw-post-card--feature{grid-template-columns:1fr}
	.qcdw-post-card--feature .qcdw-post-card__media{aspect-ratio:16/9;min-height:0}
	.qcdw-post-card--feature .qcdw-post-card__body{padding:1.5rem 1.6rem 1.7rem}
}

@media (max-width:640px){
	.qcdw-blog-grid{grid-template-columns:1fr}
	.qcdw-post-nav{grid-template-columns:1fr}
	.qcdw-post-nav__card--empty{display:none}
	.qcdw-article__body{font-size:1rem}
	.qcdw-article-hero img{border-radius:var(--r-lg)}
}

@media (prefers-reduced-motion:reduce){
	.qcdw-post-card,.qcdw-post-card__media img,.qcdw-post-nav__card,.qcdw-post-meta__cat,.qcdw-blog-pagination .page-numbers{transition:none}
}