/* ===================================================================
   blog.css — shared styles for /blog/* pages
   Mirrors landing-page tokens. Tailwind CDN + inline config still apply
   in each post; this stylesheet covers article-typography concerns
   that don't belong in a utility framework.
   =================================================================== */

:root {
  --bg: #0E0E10;
  --bg-elevated: #17171A;
  --surface: #1F1F23;
  --text: #EDEAE3;
  --text-secondary: rgba(237, 234, 227, 0.62);
  --text-tertiary: rgba(237, 234, 227, 0.38);
  --border: rgba(237, 234, 227, 0.08);
  --border-strong: rgba(237, 234, 227, 0.16);
  --accent: #D4A574;
  --accent-dim: rgba(212, 165, 116, 0.15);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Geist', ui-sans-serif, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'ss01', 'cv11';
}

/* ---------- Display typography ---------- */

.font-display {
  font-family: 'Newsreader', ui-serif, Georgia, serif;
  font-variation-settings: 'opsz' 72;
  font-feature-settings: 'liga', 'dlig', 'ss01';
  font-weight: 400;
}
.font-editorial {
  font-family: 'Newsreader', serif;
  font-variation-settings: 'opsz' 32;
  font-feature-settings: 'liga', 'dlig';
}
.kicker {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.kicker strong { color: var(--text-secondary); font-weight: 400; }

/* ---------- Article body ---------- */

.prose {
  font-family: 'Newsreader', ui-serif, Georgia, serif;
  font-variation-settings: 'opsz' 18;
  font-size: 18px;
  line-height: 1.72;
  color: var(--text);
  max-width: 42rem;
}
.prose p {
  margin-top: 1.4em;
  color: rgba(237, 234, 227, 0.88);
}
.prose p:first-child { margin-top: 0; }
.prose h2 {
  font-family: 'Newsreader', serif;
  font-variation-settings: 'opsz' 32;
  font-weight: 500;
  font-size: 30px;
  line-height: 1.18;
  letter-spacing: -0.015em;
  margin-top: 2.6em;
  margin-bottom: 0.4em;
  color: var(--text);
  scroll-margin-top: 80px;
}
.prose h3 {
  font-family: 'Newsreader', serif;
  font-weight: 500;
  font-size: 22px;
  line-height: 1.25;
  margin-top: 2em;
  margin-bottom: 0.3em;
  color: var(--text);
}
.prose ul, .prose ol {
  margin-top: 1.2em;
  padding-left: 1.4em;
  color: rgba(237, 234, 227, 0.88);
}
.prose ul { list-style: none; padding-left: 0; }
.prose ul li {
  position: relative;
  padding-left: 1.4em;
  margin-top: 0.6em;
}
.prose ul li::before {
  content: '';
  position: absolute;
  left: 0.3em;
  top: 0.7em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}
.prose ol { list-style: decimal; }
.prose ol li { margin-top: 0.5em; padding-left: 0.3em; }
.prose ol li::marker {
  color: var(--text-tertiary);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
}
.prose strong {
  color: var(--text);
  font-weight: 500;
}
.prose em { font-style: italic; color: var(--accent); }
.prose a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(212, 165, 116, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color 150ms ease, color 150ms ease;
}
.prose a:hover {
  text-decoration-color: var(--accent);
  color: var(--text);
}
.prose blockquote {
  margin: 2em 0;
  padding: 0 0 0 1.4em;
  border-left: 2px solid var(--accent);
  font-family: 'Newsreader', serif;
  font-style: italic;
  font-size: 22px;
  line-height: 1.5;
  color: var(--text-secondary);
}
.prose code {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.88em;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
}
.prose hr {
  border: 0;
  border-top: 0.5px solid var(--border);
  margin: 3em 0;
}

/* Drop cap on first paragraph */
.prose .dropcap::first-letter {
  font-family: 'Newsreader', serif;
  font-weight: 500;
  float: left;
  font-size: 64px;
  line-height: 0.82;
  padding: 10px 12px 0 0;
  color: var(--accent);
}

/* ---------- Breadcrumbs ---------- */

.breadcrumbs {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.breadcrumbs a {
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color 150ms ease;
}
.breadcrumbs a:hover { color: var(--text-secondary); }
.breadcrumbs .sep { margin: 0 0.6em; opacity: 0.5; }

/* ---------- Table of Contents ---------- */

.toc {
  border: 0.5px solid var(--border-strong);
  border-radius: 12px;
  padding: 22px 26px;
  background: rgba(237, 234, 227, 0.02);
  font-family: 'Geist', sans-serif;
  font-size: 14px;
}
.toc-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 0.8em;
}
.toc ol { list-style: none; padding: 0; margin: 0; counter-reset: toc; }
.toc li {
  counter-increment: toc;
  padding: 0.3em 0;
}
.toc li::before {
  content: counter(toc, decimal-leading-zero);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--text-tertiary);
  margin-right: 0.9em;
}
.toc a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 150ms ease;
}
.toc a:hover { color: var(--text); }

/* ---------- Article hero ---------- */

.article-hero {
  background: radial-gradient(60% 50% at 18% 30%, rgba(212, 165, 116, 0.12) 0%, rgba(212, 165, 116, 0) 60%);
}

/* ---------- Pull quote / callout ---------- */

.callout {
  border: 0.5px solid var(--border-strong);
  border-radius: 14px;
  padding: 22px 26px;
  background: var(--bg-elevated);
  margin: 2em 0;
  font-family: 'Geist', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-secondary);
}
.callout-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.6em;
}

/* ---------- CTA card ---------- */

.cta-card {
  border: 0.5px solid var(--border-strong);
  border-radius: 16px;
  padding: 36px 32px;
  background: linear-gradient(180deg, rgba(212, 165, 116, 0.06) 0%, rgba(212, 165, 116, 0) 100%);
  margin: 3em 0;
  text-align: center;
}

/* ---------- Reusable buttons (mirror landing) ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 48px;
  padding: 0 22px;
  border-radius: 10px;
  font-family: 'Geist', sans-serif;
  font-weight: 500;
  font-size: 15px;
  letter-spacing: -0.1px;
  transition: background-color 150ms cubic-bezier(0.25, 0.1, 0.25, 1),
              color 150ms cubic-bezier(0.25, 0.1, 0.25, 1),
              border-color 150ms cubic-bezier(0.25, 0.1, 0.25, 1);
}
.btn-accent { background: var(--accent); color: #1A1714; }
.btn-accent:hover { background: #DFB383; }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 0.5px solid rgba(237, 234, 227, 0.16);
}
.btn-ghost:hover { border-color: rgba(237, 234, 227, 0.32); background: rgba(237, 234, 227, 0.03); }

/* ---------- Hairlines ---------- */

.hairline { border: 0.5px solid var(--border); }
.hairline-b { border-bottom: 0.5px solid var(--border); }
.hairline-t { border-top: 0.5px solid var(--border); }

/* ---------- Mono numbers ---------- */

.mono-num {
  font-family: 'JetBrains Mono', monospace;
  font-feature-settings: 'tnum';
}

/* ---------- Focus ---------- */

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
::selection { background: var(--accent); color: #1A1714; }

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

@media (max-width: 640px) {
  .prose { font-size: 17px; }
  .prose h2 { font-size: 26px; }
  .prose h3 { font-size: 20px; }
}