/* Transparency layer CSS — aligned with site main.css palette.
   Uses --red/--black/--white/--gray vars from main.css. Inherits Segoe UI
   font family. Dual-column entry pages + entry cards on index pages. */

/* ---- Page chrome ---- */
body {
  margin: 0;
  font-family: var(--font-main, 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif);
  background: var(--white, #FFFFFF);
  color: var(--black, #111111);
  line-height: 1.55;
  padding-top: var(--header-height, 60px);  /* offset for fixed #site-header */
}

/* Note: we use the home-page header pattern (#site-header + .header-brand etc.)
   already styled in /css/main.css. No need to redefine here. */

/* ---- Page container ---- */
.entry-container, .library-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1.4rem 3rem;
}

.entry-container h1, .library-container h1 {
  color: var(--black, #111);
  margin: 1rem 0 0.4rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.subtitle {
  color: var(--gray-mid, #666);
  font-size: 0.95rem;
  margin: 0 0 1rem;
  line-height: 1.6;
}

/* ---- Entry meta header (badges row) ---- */
.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  font-size: 0.8rem;
  color: var(--gray-mid, #666);
  margin: 0.6rem 0 1rem;
  align-items: center;
}
.entry-meta > span {
  padding: 0.18rem 0.55rem;
  border-radius: 3px;
  border: 1px solid var(--gray-border, #E0E0E0);
  background: var(--off-white, #F8F8F8);
}
/* Type badge — a neutral chip. The colored accent lives on the card's left
   border (.entry-card.type-*) so the chip and the card share one bar that
   runs the full height of the entry rather than two competing lines. */
.entry-type {
  font-weight: 600;
  color: var(--black, #111);
  letter-spacing: 0.02em;
}

.entry-project {
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--gray-mid, #666);
}
.entry-status {
  color: var(--gray-dark, #333);
}
.entry-status.status-confirmed {
  background: #fff;
  color: var(--black, #111);
  border-color: var(--gray-dark, #333);
}
.entry-status.status-falsified {
  background: var(--red, #C41E3A);
  color: var(--white, #fff);
  border-color: var(--red, #C41E3A);
}
.entry-status.status-superseded {
  background: var(--gray-light, #CCCCCC);
  color: var(--gray-dark, #333);
}
.entry-status.status-open {
  background: var(--off-white, #F8F8F8);
  color: var(--black, #111);
  font-style: italic;
}
.entry-status.status-active {
  background: var(--black, #111);
  color: var(--white, #fff);
  border-color: var(--black, #111);
}

.entry-date { color: var(--gray-mid, #666); border: none !important; background: transparent !important; padding-left: 0 !important; }

/* ---- Top-level nav within research section ---- */
.entry-nav, .library-nav {
  margin: 1rem 0 0.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  border-bottom: 1px solid var(--gray-border, #E0E0E0);
  padding-bottom: 0.7rem;
}
.entry-nav a, .library-nav .nav-link {
  color: var(--gray-dark, #333);
  text-decoration: none;
  padding: 0.4rem 0.7rem;
  border-radius: 3px;
  font-size: 0.9rem;
  border: 1px solid transparent;
}
.entry-nav a:hover, .library-nav .nav-link:hover {
  background: var(--off-white, #F8F8F8);
  color: var(--red, #C41E3A);
  border-color: var(--gray-border, #E0E0E0);
}
.library-nav .nav-link.active {
  background: var(--off-white, #F8F8F8);
  color: var(--red, #C41E3A);
  font-weight: 600;
  border-color: var(--gray-border, #E0E0E0);
}

/* ---- Stale banner ---- */
.stale-banner {
  background: var(--gray-light, #CCCCCC);
  border-left: 4px solid var(--red-dark, #8B0000);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  font-size: 0.95rem;
  color: var(--black, #111);
}
.stale-banner a { color: var(--red, #C41E3A); font-weight: 600; }

/* ---- Dual-column layout ---- */
.entry-dual-column {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.8rem;
  margin: 1.5rem 0;
}
.column-left, .column-right {
  background: var(--white, #fff);
  border: 1px solid var(--gray-border, #E0E0E0);
  border-radius: 5px;
  padding: 1.2rem 1.4rem;
  min-width: 0;
}
.column-right {
  border-left: 3px solid var(--red, #C41E3A);
}
.column-label {
  margin-top: 0;
  font-size: 1.02rem;
  color: var(--black, #111);
  border-bottom: 1px solid var(--gray-border, #E0E0E0);
  padding-bottom: 0.5rem;
  font-weight: 600;
}
.column-subtitle {
  font-size: 0.78rem;
  color: var(--gray-mid, #666);
  font-weight: normal;
  margin-left: 0.4rem;
}
.column-left p, .column-right p {
  line-height: 1.65;
  margin: 0.7rem 0;
  color: var(--black, #111);
}
.column-left h3, .column-right h3 {
  color: var(--black, #111);
  margin-top: 1.2rem;
  font-size: 1rem;
}
.column-left strong, .column-right strong { color: var(--black, #111); }
.column-left a, .column-right a { color: var(--red, #C41E3A); text-decoration: none; }
.column-left a:hover, .column-right a:hover { text-decoration: underline; }

@media (max-width: 900px) {
  .entry-dual-column { grid-template-columns: 1fr; }
}

/* ---- Tables ---- */
.entry-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
}
.entry-table th, .entry-table td {
  border: 1px solid var(--gray-border, #E0E0E0);
  padding: 0.4rem 0.6rem;
  text-align: left;
  vertical-align: top;
}
.entry-table th {
  background: var(--off-white, #F8F8F8);
  color: var(--black, #111);
  font-weight: 600;
}
.entry-table tbody tr:nth-child(even) td {
  background: var(--off-white, #F8F8F8);
}

/* ---- Sidebar ---- */
.entry-sidebar {
  background: var(--white, #fff);
  border-top: 1px solid var(--gray-border, #E0E0E0);
  padding-top: 1.5rem;
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}
.entry-sidebar section h3 {
  margin-top: 0;
  color: var(--black, #111);
  font-size: 0.92rem;
  border-bottom: 1px solid var(--gray-border, #E0E0E0);
  padding-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.entry-sidebar h4 {
  margin: 0.8rem 0 0.3rem;
  font-size: 0.78rem;
  color: var(--gray-mid, #666);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.entry-sidebar ul {
  list-style: none;
  padding-left: 0;
  margin: 0.3rem 0;
}
.entry-sidebar li {
  margin: 0.3rem 0;
  font-size: 0.87rem;
}
.entry-sidebar a {
  color: var(--red, #C41E3A);
  text-decoration: none;
}
.entry-sidebar a:hover { text-decoration: underline; }
.dead-link {
  color: var(--gray-light, #CCCCCC);
  font-style: italic;
}
.source-link {
  display: inline-block;
  background: var(--off-white, #F8F8F8);
  padding: 0.3rem 0.6rem;
  border-radius: 3px;
  color: var(--red, #C41E3A);
  font-size: 0.85rem;
  margin-top: 0.3rem;
  border: 1px solid var(--gray-border, #E0E0E0);
}
.tag-list .tag {
  display: inline-block;
  background: var(--off-white, #F8F8F8);
  color: var(--gray-dark, #333);
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  margin: 0.15rem 0.3rem 0.15rem 0;
  font-size: 0.76rem;
  border: 1px solid var(--gray-border, #E0E0E0);
}
.att-role {
  font-size: 0.7rem;
  color: var(--gray-mid, #666);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.att-desc {
  font-size: 0.85rem;
  color: var(--gray-mid, #666);
}

/* ---- Index page (entry cards grid) ---- */
.notes-intro {
  background: var(--off-white, #F8F8F8);
  border-left: 3px solid var(--red, #C41E3A);
  padding: 1rem 1.2rem;
  margin: 1rem 0 1.5rem;
  font-size: 0.94rem;
  line-height: 1.6;
}
.notes-intro a { color: var(--red, #C41E3A); font-weight: 600; }
.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0;
}
.entry-card {
  background: var(--white, #fff);
  border: 1px solid var(--gray-border, #E0E0E0);
  border-radius: 5px;
  padding: 1rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.entry-card:hover {
  border-color: var(--red, #C41E3A);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.entry-card h3 {
  margin: 0.3rem 0;
  font-size: 1rem;
  line-height: 1.35;
}
.entry-card h3 a {
  color: var(--black, #111);
  text-decoration: none;
}
.entry-card h3 a:hover { color: var(--red, #C41E3A); }
.entry-card .card-header {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.card-summary {
  font-size: 0.87rem;
  color: var(--gray-dark, #333);
  line-height: 1.5;
  margin: 0.3rem 0 0.5rem;
}
.card-footer {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.76rem;
  color: var(--gray-mid, #666);
  border-top: 1px solid var(--gray-border, #E0E0E0);
  padding-top: 0.5rem;
}
/* Status modulates fill/opacity. Type drives the left bar (below). */
.entry-card.status-superseded {
  background: var(--off-white, #F8F8F8);
  opacity: 0.85;
}

/* Type accent — a single 4px bar runs the full height of the card,
   replacing the small mark previously on the .entry-type chip. */
.entry-card { border-left: 4px solid var(--gray-border, #E0E0E0); }
.entry-card.type-log { border-left-color: var(--red, #C41E3A); }
.entry-card.type-test { border-left-color: var(--gray-dark, #333); }
.entry-card.type-audit { border-left-color: var(--red-dark, #8B0000); }
.entry-card.type-prediction { border-left-color: var(--gray-mid, #666); }
.entry-card.type-paper_status { border-left-color: var(--red-light, #E8384F); }

/* ---- Code blocks ---- */
pre {
  background: var(--off-white, #F8F8F8);
  color: var(--black, #111);
  padding: 1rem;
  border-radius: 4px;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.5;
  margin: 1rem 0;
  border: 1px solid var(--gray-border, #E0E0E0);
  font-family: var(--font-mono, 'Courier New', monospace);
}
pre code { background: transparent; color: inherit; padding: 0; }
code {
  background: var(--off-white, #F8F8F8);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  font-size: 0.88em;
  color: var(--red, #C41E3A);
  font-family: var(--font-mono, 'Courier New', monospace);
  border: 1px solid var(--gray-border, #E0E0E0);
}

/* ---- Footer ---- */
.library-footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--gray-border, #E0E0E0);
  font-size: 0.82rem;
  color: var(--gray-mid, #666);
  text-align: center;
}
.library-footer a { color: var(--red, #C41E3A); text-decoration: none; }
.library-footer a:hover { text-decoration: underline; }