/* ============ Shared dark theme for blog (GetFluxly aesthetic) ============ */
:root {
  --bg:         #0a0a0a;
  --bg-2:       #111111;
  --bg-3:       #161616;
  --bg-4:       #1c1c1c;
  --line:       rgba(255,255,255,0.08);
  --line-2:     rgba(255,255,255,0.14);
  --line-3:     rgba(255,255,255,0.22);
  --ink:        #f5f5f5;
  --ink-2:      #a8a8a8;
  --ink-3:      #6f6f6f;
  --ink-4:      #4a4a4a;
  --accent:     #ff7a2d;
  --accent-2:   #ffa766;
  --accent-tint:rgba(255,122,45,0.10);
  --ok:         #4ade80;
  --max-prose:  720px;
  --max-wide:   1100px;
  --r:          10px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Geist", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(255,122,45,0.06), transparent 60%);
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent-2); }
.mono { font-family: "Geist Mono", ui-monospace, monospace; }

.wrap, .wrap-wide {
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}
.wrap { max-width: var(--max-prose); }
.wrap-wide { max-width: var(--max-wide); }

/* ============ TOP BAR ============ */
.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 50;
}
.topbar .row {
  display: flex; align-items: center; gap: 24px;
  padding-top: 14px; padding-bottom: 14px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 500; letter-spacing: -.01em;
  font-size: 15px; color: var(--ink);
}
.brand .mark {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--ink), #d4d4d4);
  color: var(--bg);
  display: inline-grid; place-items: center;
  font-weight: 700; font-size: 14px;
  letter-spacing: -.02em;
}
.brand small {
  color: var(--ink-3); font-weight: 400;
  font-family: "Geist Mono"; font-size: 12px;
  margin-left: 4px;
}
.topbar nav.primary {
  display: flex; gap: 4px; margin-left: auto;
  font-size: 13.5px; color: var(--ink-2);
}
.topbar nav.primary a {
  padding: 6px 12px; border-radius: 6px;
}
.topbar nav.primary a:hover { color: var(--ink); background: var(--bg-3); }
.topbar nav.primary a.current { color: var(--ink); }
.topbar .cta {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 13px;
  border: 1px solid var(--line-2);
  border-radius: 7px;
  background: var(--ink); color: var(--bg);
  font-size: 13px; font-weight: 500;
}
.topbar .cta:hover { background: #fff; color: var(--bg); }

/* ============ POST HEADER ============ */
.post-header {
  padding: 72px 0 32px;
  text-align: left;
}
.post-header .crumb {
  font-family: "Geist Mono"; font-size: 12px;
  color: var(--ink-3); letter-spacing: .02em;
  display: flex; gap: 8px; align-items: center;
  margin-bottom: 28px;
}
.post-header .crumb a:hover { color: var(--accent); }
.post-header .crumb .sep { color: var(--ink-4); }

.post-header .eyebrow {
  font-family: "Geist Mono"; font-size: 12px;
  color: var(--accent); letter-spacing: .04em;
  display: inline-flex; align-items: center; gap: 8px;
}
.post-header .eyebrow::before { content: ""; width: 18px; height: 1px; background: var(--accent); }

.post-header h1 {
  font-weight: 500;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.05; letter-spacing: -.028em;
  margin: 18px 0 18px; text-wrap: balance;
  color: var(--ink);
  max-width: 700px;
}
.post-header h1 .accent { color: var(--accent); font-weight: 500; }
.post-header .subtitle {
  color: var(--ink-2);
  font-size: 18px; line-height: 1.5;
  max-width: 600px;
  text-wrap: pretty;
}
.post-header .meta {
  margin-top: 28px;
  display: flex; gap: 16px; align-items: center;
  flex-wrap: wrap;
  font-family: "Geist Mono"; font-size: 12px;
  color: var(--ink-3); letter-spacing: .02em;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.post-header .meta b { color: var(--ink); font-weight: 500; }
.post-header .meta .sep { color: var(--ink-4); }

/* ============ ARTICLE PROSE ============ */
article.prose {
  padding: 24px 0 80px;
  font-size: 16.5px;
  line-height: 1.7;
  color: var(--ink-2);
}
article.prose p {
  margin: 0 0 22px;
  text-wrap: pretty;
}
article.prose p.lede {
  font-size: 19px; line-height: 1.55;
  color: var(--ink); font-weight: 400;
  margin-bottom: 28px;
}
article.prose h2 {
  font-weight: 500;
  font-size: 22px; letter-spacing: -.018em;
  margin: 44px 0 12px;
  line-height: 1.2;
  color: var(--ink);
}
article.prose h2 .num {
  font-family: "Geist Mono"; font-size: 12px;
  color: var(--accent);
  letter-spacing: .04em;
  margin-right: 12px;
  vertical-align: 4px;
}
article.prose h3 {
  font-weight: 500;
  font-size: 17px;
  margin: 28px 0 10px;
  letter-spacing: -.012em;
  color: var(--ink);
}
article.prose strong { color: var(--ink); font-weight: 600; }
article.prose em { font-style: italic; color: var(--ink); }
article.prose a {
  color: var(--accent-2);
  border-bottom: 1px solid rgba(255,167,102,.35);
  padding-bottom: 1px;
}
article.prose a:hover { color: var(--ink); border-color: var(--ink); }
article.prose code {
  font-family: "Geist Mono";
  font-size: .9em;
  background: var(--bg-3);
  border: 1px solid var(--line);
  padding: 1px 6px;
  border-radius: 4px;
  color: var(--ink);
}
article.prose ul, article.prose ol {
  margin: 0 0 22px;
  padding-left: 20px;
}
article.prose li {
  margin: 0 0 8px;
}
article.prose ul li::marker { color: var(--accent); }
article.prose blockquote {
  margin: 28px 0;
  padding: 14px 0 14px 20px;
  border-left: 3px solid var(--accent);
  font-style: italic;
  color: var(--ink);
  font-size: 17px;
}
article.prose blockquote p { margin-bottom: 6px; }
article.prose .note {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--bg-2);
  border-radius: 8px;
  padding: 16px 20px;
  margin: 28px 0;
  font-size: 15px;
  color: var(--ink-2);
}
article.prose .note p { margin: 0; }
article.prose .figure {
  margin: 36px 0;
}
article.prose .figure img {
  width: 100%; height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: block;
  background: var(--bg-2);
}
article.prose .figure figcaption {
  margin-top: 10px;
  font-family: "Geist Mono"; font-size: 12px;
  color: var(--ink-3); letter-spacing: .02em;
  text-align: center;
}
article.prose hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 40px 0;
}
article.prose .sign {
  margin: 48px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-style: italic;
  color: var(--ink-2);
  font-size: 15px;
}

/* ============ POST FOOTER ============ */
.post-foot {
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  padding: 40px 0 48px;
}
.post-foot a.next {
  display: block;
  font-weight: 500;
  font-size: 19px;
  color: var(--ink);
  letter-spacing: -.012em;
  line-height: 1.3;
}
.post-foot a.next:hover { color: var(--accent); }
.post-foot a.next .label {
  display: block;
  font-family: "Geist Mono"; font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 6px;
  font-weight: 400;
}
.post-foot a.next .arrow { color: var(--accent); margin-left: 6px; }

/* ============ SITE FOOTER ============ */
footer.site {
  border-top: 1px solid var(--line);
  background: var(--bg);
  padding: 30px 0 32px;
  color: var(--ink-3);
}
footer.site .row {
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px; flex-wrap: wrap;
  font-family: "Geist Mono"; font-size: 12px;
}
footer.site .row b { color: var(--ink-2); font-weight: 500; }
footer.site nav a {
  color: var(--ink-3);
  padding: 6px 10px; border-radius: 6px;
}
footer.site nav a:hover { color: var(--ink); background: var(--bg-2); }

@media (max-width: 720px) {
  .topbar nav.primary { display: none; }
  article.prose { font-size: 16px; }
  article.prose p.lede { font-size: 17px; }
  article.prose h2 { font-size: 20px; }
}