/* FINSCI.AI — shared article styling */
:root {
  --ink: #333;
  --muted: #777;
  --line: #e6e6e6;
  --accent: #1a5;
  --maxw: 720px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 20px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.brand {
  font-weight: 800;
  letter-spacing: 0.5px;
  font-size: 20px;
  color: var(--ink);
  text-decoration: none;
}
.site-header nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  margin-left: 18px;
}
.site-header nav a:hover { color: var(--ink); }

/* Content column */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
main { padding: 48px 0 72px; }

/* Article index list */
.page-title {
  font-size: 28px;
  margin: 0 0 32px;
  font-weight: 800;
}
.article-list { list-style: none; margin: 0; padding: 0; }
.article-list li {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.article-list a.title {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
}
.article-list a.title:hover { color: var(--accent); }
.article-list .meta { color: var(--muted); font-size: 13px; margin: 4px 0 8px; }
.article-list .excerpt { color: #555; margin: 0; }

/* Single article */
article.post h1 {
  font-size: 32px;
  line-height: 1.25;
  margin: 0 0 8px;
  font-weight: 800;
}
article.post .meta { color: var(--muted); font-size: 14px; margin: 0 0 32px; }
article.post h2 { font-size: 22px; margin: 40px 0 12px; }
article.post h3 { font-size: 18px; margin: 32px 0 10px; }
article.post p { margin: 0 0 18px; }
article.post img { max-width: 100%; height: auto; border-radius: 6px; }
article.post a { color: var(--accent); }
article.post blockquote {
  margin: 24px 0;
  padding: 4px 18px;
  border-left: 3px solid var(--line);
  color: #555;
}
article.post pre {
  background: #f6f8fa;
  padding: 16px;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 14px;
}
article.post code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.92em; }
.back-link { display: inline-block; margin-top: 40px; color: var(--muted); text-decoration: none; font-size: 14px; }
.back-link:hover { color: var(--ink); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}
.site-footer .wrap { padding: 24px 20px; }


/* Wide equations scroll horizontally instead of clipping */
.research mjx-container[display="true"] {
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
  min-width: 0 !important;
  padding-bottom: 4px;
}