/* Deedo articles — self-contained brand stylesheet for the static /articles/ pages.
   Matches the site's "architectural drawing set" look; tuned for long-form reading. */

:root {
  --paper: #f5f2eb;
  --paper-deep: #ece7db;
  --ink: #171512;
  --ink-soft: #4a453d;
  --ink-mute: #837b6e;
  --navy: #123368;
  --navy-deep: #0b2049;
  --clay: #c4562b;
  --clay-deep: #a2431f;
  --line: rgba(23, 21, 18, 0.12);
  --measure: 68ch;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  line-height: 1.65;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
a { color: var(--navy); text-underline-offset: 2px; }
a:hover { color: var(--clay); }

h1, h2, h3, h4 { font-family: "Fraunces", Georgia, serif; font-weight: 600; line-height: 1.15; color: var(--ink); }
.mono, .eyebrow, .eyebrow-static, .card-tag, .byline, .card-meta, .cta-kicker, .copyright, .breadcrumb, .topic-bar, .tag-row {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}

/* ---------- header ---------- */
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; max-width: 1100px; margin: 0 auto; padding: 14px 24px;
  border-bottom: 1px solid var(--line);
}
.brand img { height: 44px; width: auto; display: block; }
.site-nav { display: flex; align-items: center; gap: 18px; }
.site-nav a { font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--ink); text-decoration: none; }
.site-nav a:hover { color: var(--clay); }
.btn-cta { background: var(--clay); color: var(--paper) !important; padding: 8px 14px; }
.btn-cta:hover { background: var(--clay-deep); }

/* ---------- layout ---------- */
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-mute); margin: 22px 0; }
.breadcrumb a { color: var(--ink-mute); text-decoration: none; }
.breadcrumb a:hover { color: var(--clay); }
.breadcrumb span[aria-current] { color: var(--ink); }

/* ---------- article ---------- */
article { max-width: var(--measure); margin: 0 auto; }
.article-head { padding: 8px 0 28px; border-bottom: 1px solid var(--line); margin-bottom: 36px; }
.eyebrow { display: inline-block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--clay); text-decoration: none; margin-bottom: 14px; }
.eyebrow:hover { text-decoration: underline; }
.article-head h1 { font-size: clamp(2rem, 5vw, 3.1rem); letter-spacing: -0.02em; margin: 0 0 16px; }
.lede { font-size: 1.2rem; line-height: 1.5; color: var(--ink-soft); margin: 0 0 18px; }
.byline { font-size: 12px; color: var(--ink-mute); margin: 0; }

/* ---------- prose ---------- */
.prose { font-size: 1.06rem; }
.prose > * { margin-inline: auto; }
.prose p, .prose ul, .prose ol, .prose blockquote, .prose pre, .prose table { margin: 0 0 1.4em; }
.prose h2 { font-size: 1.9rem; margin: 2.2em 0 0.6em; letter-spacing: -0.01em; }
.prose h3 { font-size: 1.4rem; margin: 1.8em 0 0.5em; }
.prose h2, .prose h3 { scroll-margin-top: 1.5rem; }
.prose a { text-decoration: underline; }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin: 0.4em 0; }
.prose blockquote {
  border-left: 3px solid var(--clay); margin-left: 0; padding: 0.4em 0 0.4em 1.2em;
  color: var(--ink-soft); font-style: italic;
}
.prose img { border: 1px solid var(--line); border-radius: 2px; }
.prose figure { margin: 1.8em 0; }
.prose figcaption { font-family: "IBM Plex Mono", monospace; font-size: 12px; color: var(--ink-mute); text-align: center; margin-top: 8px; }
.prose code { font-family: "IBM Plex Mono", monospace; font-size: 0.9em; background: var(--paper-deep); padding: 0.15em 0.4em; border-radius: 3px; }
.prose pre { background: var(--navy-deep); color: var(--paper); padding: 1em 1.2em; border-radius: 4px; overflow-x: auto; }
.prose pre code { background: none; padding: 0; color: inherit; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 8px 12px; text-align: left; }
.prose th { background: var(--paper-deep); font-family: "IBM Plex Mono", monospace; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.prose hr { border: none; border-top: 1px solid var(--line); margin: 2.4em 0; }

.tag-row { max-width: var(--measure); margin: 2.4em auto 0; display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; }
.tag-row a { color: var(--ink-mute); text-decoration: none; }
.tag-row a:hover { color: var(--clay); }

/* ---------- CTA band ---------- */
.cta-band {
  max-width: 1100px; margin: 56px auto; padding: 32px; background: var(--navy-deep); color: var(--paper);
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
}
.cta-kicker { font-size: 11px; text-transform: uppercase; letter-spacing: 0.15em; color: #ffd27a; margin: 0 0 6px; }
.cta-title { color: var(--paper); font-size: 1.5rem; margin: 0 0 6px; max-width: 32ch; }
.cta-sub { color: rgba(245, 242, 235, 0.72); margin: 0; font-size: 0.95rem; }
.cta-btn { background: var(--clay); color: var(--paper) !important; padding: 14px 22px; text-decoration: none; font-weight: 600; white-space: nowrap; }
.cta-btn:hover { background: var(--clay-deep); }

/* ---------- index / cards ---------- */
.page-head { max-width: var(--measure); margin: 8px auto 40px; }
.eyebrow-static { font-size: 11px; text-transform: uppercase; letter-spacing: 0.15em; color: var(--clay); margin: 0 0 10px; }
.page-head h1 { font-size: clamp(2.2rem, 6vw, 3.4rem); letter-spacing: -0.02em; margin: 0 0 14px; }
.feed-link { margin: 0; font-size: 0.9rem; }
.feed-link a { color: var(--clay); text-decoration: none; font-weight: 600; }
.feed-link a:hover { text-decoration: underline; }
.topic-bar { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 0 0 36px; font-size: 12px; }
.topic-bar a { color: var(--ink-mute); text-decoration: none; text-transform: uppercase; letter-spacing: 0.06em; }
.topic-bar a:hover { color: var(--clay); }

.section-title { max-width: 1100px; margin: 0 auto 20px; font-size: 1.6rem; }
.related { margin: 40px 0; }
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.card { display: flex; flex-direction: column; background: var(--paper); padding: 24px; text-decoration: none; color: inherit; transition: background 0.15s; }
.card:hover { background: var(--paper-deep); }
.card-tag { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--clay); margin-bottom: 10px; }
.card-title { font-size: 1.25rem; margin: 0 0 10px; }
.card:hover .card-title { color: var(--clay); }
.card-desc { font-size: 0.95rem; color: var(--ink-soft); margin: 0 0 16px; flex: 1; }
.card-meta { font-size: 11px; color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); margin-top: 64px; background: var(--paper-deep); }
.foot-in { max-width: 1100px; margin: 0 auto; padding: 28px 24px; display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; }
.foot-in .brand img { height: 40px; }
.foot-in nav { display: flex; flex-wrap: wrap; gap: 18px; }
.foot-in nav a { font-family: "IBM Plex Mono", monospace; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-mute); text-decoration: none; }
.foot-in nav a:hover { color: var(--ink); }
.copyright { max-width: 1100px; margin: 0 auto; padding: 14px 24px; border-top: 1px solid var(--line); font-size: 10px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-mute); }

@media (max-width: 640px) {
  body { font-size: 17px; }
  .cta-band { flex-direction: column; align-items: flex-start; text-align: left; }
  .site-nav { gap: 12px; }
  .site-nav a:not(.btn-cta) { display: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }