/* Shared styling for the dummy blog. Deliberately looks like a real small
   publication — this is a third-party site that happens to embed Instacalc,
   so the watchdog exercises the embed exactly as a real author's site would. */

:root {
  --ink: #1a1a1a;
  --ink-soft: #555;
  --paper: #fdfcfa;
  --rule: #e6e2da;
  --link: #2563eb;
  --accent: #b45309;
  --max: 720px;
  font-family: Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.7;
  font-size: 18px;
}

.site-header {
  border-bottom: 2px solid var(--ink);
  padding: 1rem;
}
.site-header .wrap,
.post,
.site-footer .wrap { max-width: var(--max); margin: 0 auto; }

.site-header .brand {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 800;
  font-size: 1.3rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
}
.site-header nav { font-family: -apple-system, sans-serif; font-size: 0.85rem; }
.site-header nav a { color: var(--ink-soft); text-decoration: none; margin-left: 1rem; }
.site-header nav a:hover { color: var(--link); }
.site-header .wrap { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 0.5rem; }

.post { padding: 2.5rem 1rem 4rem; }

.post .kicker {
  font-family: -apple-system, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
}
.post h1 {
  font-size: 2.2rem;
  line-height: 1.15;
  margin: 0.3rem 0 0.5rem;
  letter-spacing: -0.01em;
}
.post .byline {
  font-family: -apple-system, sans-serif;
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 2rem;
}
.post p { margin: 0 0 1.3rem; }
.post h2 {
  font-size: 1.4rem;
  margin: 2.2rem 0 0.8rem;
  letter-spacing: -0.01em;
}
.post a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; }

/* The embed wrapper — gives every <instacalc> / iframe a consistent figure frame. */
.calc-figure {
  margin: 2rem 0;
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 0.5rem;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.calc-figure figcaption {
  font-family: -apple-system, sans-serif;
  font-size: 0.75rem;
  color: var(--ink-soft);
  padding: 0.4rem 0.6rem 0.1rem;
}
.calc-figure iframe {
  width: 100%;
  border: 0;
  display: block;
  border-radius: 8px;
}

.callout {
  font-family: -apple-system, sans-serif;
  font-size: 0.9rem;
  background: #fff7ed;
  border-left: 3px solid var(--accent);
  padding: 0.8rem 1rem;
  margin: 1.5rem 0;
  border-radius: 0 6px 6px 0;
}

.site-footer {
  border-top: 1px solid var(--rule);
  padding: 2rem 1rem;
  font-family: -apple-system, sans-serif;
  font-size: 0.8rem;
  color: var(--ink-soft);
}
.site-footer a { color: var(--ink-soft); }

/* Index card grid */
.post-list { list-style: none; padding: 0; margin: 2rem 0; display: grid; gap: 1.2rem; }
.post-list li { border-bottom: 1px solid var(--rule); padding-bottom: 1.2rem; }
.post-list h3 { margin: 0 0 0.3rem; font-size: 1.25rem; }
.post-list h3 a { text-decoration: none; color: var(--ink); }
.post-list h3 a:hover { color: var(--link); }
.post-list .meta { font-family: -apple-system, sans-serif; font-size: 0.8rem; color: var(--ink-soft); }
.post-list p { margin: 0.4rem 0 0; font-size: 0.95rem; }