/* Valeria Gargiulo — personal academic site
   One stylesheet, no external requests, no build step.
   Light-first: committees print these pages. */

:root {
  --ink:   #1c1c1a;
  --muted: #5c5a55;
  --rule:  #e2ded6;
  --bg:    #fdfdfb;
  --panel: #f6f4ef;
  --link:  #1d6b48;
  --flag:  #b3261e;
  --serif: Georgia, "Iowan Old Style", "Times New Roman", Times, serif;
  --sans:  -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink:   #e8e6e1;
    --muted: #a5a29b;
    --rule:  #35332e;
    --bg:    #16150f;
    --panel: #1f1e18;
    --link:  #6fc08c;
    --flag:  #ff6b60;
  }
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 1.0625rem/1.65 var(--serif);
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 2px; }
a:hover { text-decoration-thickness: 2px; }

/* ---------- header + nav ---------- */

.site-header {
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2.5rem;
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1.5rem;
  padding-top: 1.25rem;
  padding-bottom: 1.25rem;
}

.site-name {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--ink);
  text-decoration: none;
}

.site-nav {
  font-family: var(--sans);
  font-size: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
}

.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a:hover { color: var(--link); text-decoration: underline; }
.site-nav a[aria-current="page"] { color: var(--ink); font-weight: 600; }

/* ---------- intro block ---------- */

.intro {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 1.5rem 2rem;
}

.intro-text { flex: 1 1 20rem; }

h1 {
  font-size: 2.1rem;
  line-height: 1.15;
  margin: 0 0 0.4rem;
  letter-spacing: -0.01em;
}

.fields {
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--muted);
  margin: 0 0 0.6rem;
}

.quicklinks {
  font-family: var(--sans);
  font-size: 0.95rem;
  margin: 0;
}

.quicklinks a + a { margin-left: 0.9rem; }

.portrait {
  flex: 0 0 auto;
  width: 180px;
  height: auto;
  border-radius: 3px;
  background: var(--panel);
}

.bio { margin: 2rem 0 0; }
.bio p { margin: 0 0 1rem; }

/* ---------- sections + papers ---------- */

main { padding-bottom: 3rem; }

h2 {
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 2.75rem 0 1.1rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--rule);
}

.paper { margin: 0 0 2rem; }

.paper h3 {
  font-size: 1.18rem;
  line-height: 1.35;
  margin: 0 0 0.3rem;
  font-weight: 700;
}

.paper .meta {
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0 0 0.65rem;
}

.paper .meta a { color: var(--link); }

.abstract { margin: 0; }
.abstract p { margin: 0 0 0.8rem; }

details.abstract > summary {
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--link);
  cursor: pointer;
  margin-bottom: 0.6rem;
  width: max-content;
}

details.abstract[open] > summary { margin-bottom: 0.8rem; }

/* ---------- CV page ---------- */

.cv-entry { margin: 0 0 1.15rem; }
.cv-entry .when {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--muted);
  display: block;
}
.cv-entry .what { margin: 0; }
.cv-list { margin: 0; padding-left: 1.15rem; }
.cv-list li { margin-bottom: 0.5rem; }

.updated {
  font-family: var(--sans);
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--rule);
  margin-top: 3rem;
  padding: 1.5rem 0 3rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--muted);
}

.site-footer p { margin: 0 0 0.35rem; }

/* ---------- placeholder flag: loud on purpose ---------- */

.tktk {
  background: var(--flag);
  color: #fff;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.1em 0.45em;
  border-radius: 2px;
}

p.tktk, div.tktk { display: block; padding: 0.6em 0.8em; }

/* ---------- narrow screens ---------- */

@media (max-width: 34rem) {
  body { font-size: 1rem; }
  h1 { font-size: 1.75rem; }
  .portrait { width: 140px; }
  .site-header .wrap { flex-direction: column; align-items: flex-start; }
}

/* ---------- print: CV especially ---------- */

@media print {
  :root { --ink: #000; --muted: #333; --rule: #999; --bg: #fff; --link: #000; }
  body { background: #fff; color: #000; font-size: 10.5pt; }
  .site-header, .site-nav, .site-footer, .noprint { display: none !important; }
  .wrap { max-width: none; padding: 0; }
  a { text-decoration: none; }
  h2 { margin-top: 1.2rem; }
  details.abstract > summary { display: none; }
  details.abstract > *:not(summary) { display: block !important; }
  .tktk { background: none; color: #000; border: 1px solid #000; }
}