/* Blog styles, shared by the index (blog.html) and the generated post pages
   under blog/<slug>/. Loaded between styles.css and site.css, matching the
   cascade the blog page used when these rules were inline. */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--surface-app); color: var(--text-body); font-family: var(--font-body); }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1040px, 92vw); margin: 0 auto; }
nav { position: sticky; top: 0; z-index: 20; background: rgba(16,15,18,0.9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--stone-800); }
.nav-inner { min-height: 64px; display: flex; align-items: center; gap: 22px; }
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand img { width: 30px; height: 30px; }
.brand b { font-family: var(--font-display); font-weight: 700; font-size: 15px; letter-spacing: 0.05em; color: var(--text-strong); white-space: nowrap; text-transform: uppercase; }
.nav-links { margin-left: auto; display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 20px; min-width: 0; font-size: 14px; color: var(--text-muted); }
.nav-links a:hover { color: var(--brass-300); }
header { padding: clamp(48px, 8vw, 90px) 0 40px; border-bottom: 1px solid var(--stone-800); background: radial-gradient(60% 50% at 20% 0%, rgba(211,0,0,0.14), transparent 70%); }
.eyebrow { font-family: var(--font-display); font-weight: 600; font-size: 12px; letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--brass-300); }
h1, h2, h3 { font-family: var(--font-display); color: var(--text-strong); text-transform: uppercase; }
h1 { max-width: 820px; margin: 14px 0 0; font-size: clamp(42px, 6vw, 72px); line-height: 1.03; letter-spacing: 0.03em; }
.lead { max-width: 68ch; margin: 20px 0 0; color: var(--text-muted); font-size: 18px; line-height: 1.65; }
main { display: grid; gap: 24px; padding: 42px 0 88px; }
.post { display: grid; grid-template-columns: 170px 1fr; gap: 28px; background: var(--surface-panel); border: 1px solid var(--border-hairline); border-radius: var(--radius-lg); padding: clamp(22px, 4vw, 34px); box-shadow: var(--shadow-sm), var(--glint-top); scroll-margin-top: 84px; }
.post__meta time { display: block; font-family: var(--font-mono); color: var(--brass-300); font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; }
.post__meta .author { margin-top: 8px; color: var(--text-faint); font-size: 13px; }
.post__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tag { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); border: 1px solid var(--border-hairline); border-radius: var(--radius-pill); padding: 4px 9px; background: var(--surface-sunken); }
.post__body h2 { margin: 0; font-size: clamp(24px, 3vw, 34px); letter-spacing: 0.04em; line-height: 1.08; }
.post__body h2 a { color: inherit; }
.post__body h2 a:hover { color: var(--brass-300); }
.post__body h3 { margin: 26px 0 0; font-size: 18px; letter-spacing: 0.03em; color: var(--brass-300); }
.post__body p, .post__body li { color: var(--text-muted); line-height: 1.65; font-size: 15.5px; }
.post__body p { margin: 16px 0 0; }
.post__body ul { margin: 16px 0 0; padding-left: 22px; display: grid; gap: 8px; }
.post__body .callout { margin-top: 18px; padding: 16px 18px; border-left: 3px solid var(--ember-500); background: var(--surface-sunken); color: var(--text-body); font-size: 15.5px; line-height: 1.6; white-space: pre-line; }
.post__body figure { margin: 20px 0 0; }
.post__body figure img { display: block; max-width: 100%; border-radius: var(--radius-sm); border: 1px solid var(--border-hairline); background: var(--surface-sunken); }
.post__body figure.center { text-align: center; }
.post__body figure.center img { margin: 0 auto; }
.post__body figcaption { margin-top: 8px; font-family: var(--font-mono); font-size: 12px; color: var(--text-faint); line-height: 1.5; }
.post__body .download-btn { display: inline-flex; align-items: center; gap: 10px; margin-top: 18px; padding: 11px 16px; border: 1px solid var(--border-strong); border-radius: var(--radius-sm); background: var(--surface-sunken); color: var(--text-body); font-family: var(--font-display); font-size: 14px; letter-spacing: 0.03em; text-transform: uppercase; font-weight: 700; }
.post__body .download-btn:hover { border-color: var(--brass-400); color: var(--brass-300); }
.post__body .download-btn .dl-ico { color: var(--brass-300); font-size: 16px; line-height: 1; }
.post__body .download-btn .dl-size { font-family: var(--font-mono); font-size: 11px; font-weight: 400; letter-spacing: 0.04em; color: var(--text-faint); text-transform: none; }
.post__body pre { white-space: pre-wrap; margin: 16px 0 0; padding: 16px 18px; border: 1px solid var(--border-hairline); border-radius: var(--radius-sm); background: var(--surface-sunken); color: var(--text-body); font-family: var(--font-mono); font-size: 13.5px; line-height: 1.6; }
.permalink { margin-top: 18px; display: inline-flex; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em; color: var(--text-faint); }
.permalink:hover { color: var(--brass-300); }
.empty { color: var(--text-muted); font-size: 16px; line-height: 1.6; }
footer { padding: 34px 0; border-top: 1px solid var(--stone-800); color: var(--text-faint); font-size: 13px; }

/* Index cards: summary and a link out to the post page. */
.post__summary { margin: 14px 0 0; color: var(--text-muted); line-height: 1.65; font-size: 15.5px; }
.post__more { display: inline-flex; margin-top: 18px; font-family: var(--font-display); font-size: 13px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--brass-300); }
.post__more:hover { color: var(--brass-400); }

/* Standalone post pages. */
.post-page { padding-top: 34px; }
.post-page__back { justify-self: start; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-faint); }
.post-page__back:hover { color: var(--brass-300); }
.post__body h1.post__title { max-width: none; margin: 0; font-size: clamp(28px, 4vw, 44px); line-height: 1.06; letter-spacing: 0.03em; }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.post-nav__link { display: grid; gap: 6px; align-content: start; padding: 18px 20px; border: 1px solid var(--border-hairline); border-radius: var(--radius-lg); background: var(--surface-panel); }
.post-nav__link--empty { border-color: transparent; background: none; }
.post-nav__link--older { text-align: right; }
.post-nav__dir { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-faint); }
.post-nav__title { font-family: var(--font-display); font-size: 15px; letter-spacing: 0.03em; text-transform: uppercase; color: var(--text-strong); line-height: 1.25; }
a.post-nav__link:hover { border-color: var(--brass-400); }
a.post-nav__link:hover .post-nav__title { color: var(--brass-300); }

@media (max-width: 760px) {
  .post { grid-template-columns: 1fr; }
  .nav-inner { flex-direction: column; align-items: flex-start; padding: 14px 0; }
  .nav-links { margin-left: 0; flex-wrap: wrap; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav__link--empty { display: none; }
  .post-nav__link--older { text-align: left; }
}