/* ============================================================
   Fernanda Da Silva — Economics job-market site
   Design tokens
   ============================================================ */

:root {
  --paper: #FBFAF7;
  --paper-dim: #F3F0E9;
  --ink: #22252A;
  --ink-soft: #4A4E56;
  --muted: #6B7078;
  --accent: #7A1F2B;      /* deep brick — used sparingly */
  --accent-soft: #F1E3E1; /* pale wash of accent for tags/cards */
  --line: #E1DCD0;
  --max-w: 760px;

  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "IBM Plex Sans", -apple-system, Segoe UI, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(122, 31, 43, 0.35);
  transition: border-color 0.15s ease, color 0.15s ease;
}
a:hover { border-bottom-color: var(--accent); }
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ---------- Layout shell ---------- */

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

header.site-header {
  padding: 56px 0 28px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 44px;
}

.name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 2.1rem;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
}

.role-line {
  color: var(--ink-soft);
  font-size: 1.02rem;
  margin: 0 0 20px;
}

nav.site-nav {
  display: flex;
  gap: 24px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

nav.site-nav a {
  color: var(--ink-soft);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}
nav.site-nav a:hover,
nav.site-nav a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

main { padding-bottom: 80px; }

footer.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 56px;
  margin-top: 60px;
  font-size: 0.9rem;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  align-items: center;
}
footer.site-footer a { color: var(--muted); }
footer.site-footer a:hover { color: var(--accent); }

/* ---------- Typographic elements ---------- */

h2.section-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin: 60px 0 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
h2.section-title:first-of-type { margin-top: 0; }

.lede {
  font-size: 1.08rem;
  color: var(--ink-soft);
}

/* ---------- Field tags ---------- */

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 6px;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.03em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(122, 31, 43, 0.18);
  border-radius: 3px;
  padding: 4px 10px;
}

/* ---------- Featured / JMP card ---------- */

.jmp-card {
  border-left: 3px solid var(--accent);
  background: var(--paper-dim);
  padding: 22px 24px;
  margin: 22px 0 8px;
  border-radius: 0 4px 4px 0;
}
.jmp-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  display: block;
  margin-bottom: 8px;
}
.jmp-card h3 {
  font-family: var(--font-display);
  font-size: 1.28rem;
  margin: 0 0 10px;
  line-height: 1.35;
}
.jmp-card .status {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 12px;
  display: block;
}

/* ---------- Paper entries ---------- */

.paper {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.paper:last-child { border-bottom: none; }

.paper h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.08rem;
  margin: 0 0 4px;
  line-height: 1.4;
}
.paper .coauthors,
.paper .venue {
  font-size: 0.92rem;
  color: var(--muted);
  margin: 0 0 8px;
}
.paper .abstract,
.jmp-card .abstract {
  font-size: 0.96rem;
  color: var(--ink-soft);
  margin: 8px 0 0;
}
.paper .links, 
.jmp-card .links {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.paper .links a, 
.jmp-card .links a { margin-right: 16px; }

details.abstract-toggle summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 8px;
}
details.abstract-toggle[open] summary { margin-bottom: 8px; }

/* ---------- Teaching page specifics ---------- */

.course-block {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.course-block:last-child { border-bottom: none; }
.course-block h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 4px;
}
.course-block .meta {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0 0 6px;
}
.course-block .links a { margin-right: 16px; font-size: 0.85rem; }

.pending {
  color: var(--muted);
  font-style: italic;
}

/* ---------- Misc ---------- */

.two-col {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 18px;
}
@media (max-width: 560px) {
  .two-col { grid-template-columns: 1fr; }
  header.site-header { padding: 40px 0 24px; }
  .name { font-size: 1.7rem; }
}

.contact-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}