/* Academic Radar
   Palette: cool archive gray paper, deep slate ink, and one hue per
   opportunity type — each card carries its type as a colored "book spine"
   on its left edge, so a shelf of results can be read at a glance. */

:root {
  --paper: #f3f5f7;
  --card: #ffffff;
  --ink: #16232e;
  --ink-soft: #5a6a78;
  --line: #d8dee4;

  --c-phd: #2f6db3;
  --c-postdoc: #2e8b74;
  --c-faculty: #7a4bc9;
  --c-research: #c56a1f;
  --c-scholarship: #b33a5b;
  --c-other: #64707c;

  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Public Sans", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

/* ---------- Masthead ---------- */

.masthead {
  background: #0d2b4e;
  color: #f3f5f7;
  padding: 22px 24px 20px;
}

.masthead-inner { max-width: 1080px; margin: 0 auto; }

.topnav { display: flex; gap: 20px; margin-bottom: 14px; }
.topnav-link {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  color: #aebac5;
  text-decoration: none;
}
.topnav-link:hover { color: #f3f5f7; }
.topnav-link.is-active { color: #f3f5f7; border-bottom: 2px solid var(--c-phd); padding-bottom: 2px; }

.wordmark-row { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px 22px; }

.wordmark { display: flex; align-items: baseline; gap: 12px; }

.wordmark-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: conic-gradient(var(--c-phd), var(--c-postdoc), var(--c-faculty),
              var(--c-research), var(--c-scholarship), var(--c-phd));
  align-self: center;
}

.wordmark h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
  margin: 0;
}

.tagline { color: #aebac5; margin: 0; max-width: 46ch; }

.header-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 16px; }

.btn-refresh {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--ink);
  background: #f3f5f7;
  border: none;
  border-radius: 999px;
  padding: 9px 18px;
  cursor: pointer;
}
.btn-refresh:hover { background: #dfe5ea; }
.btn-refresh:disabled { opacity: 0.6; cursor: wait; }

.last-run { font-family: var(--font-mono); font-size: 0.75rem; color: #8fa0af; }

.header-social { display: flex; align-items: center; gap: 14px; margin-left: auto; }

.social-links { display: flex; align-items: center; gap: 10px; }
.social-links a {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  color: #aebac5;
  border: 1px solid #3a4753;
  border-radius: 50%;
  transition: color 140ms ease, border-color 140ms ease;
}
.social-links a svg { width: 22px; height: 22px; }
.social-links a:hover { color: #f3f5f7; border-color: #aebac5; }

/* ---------- Type shelf (filter chips) ---------- */

.shelf-filter {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10;
}

.shelf-inner {
  max-width: 1080px; margin: 0 auto;
  display: flex; gap: 8px; overflow-x: auto;
  padding: 12px 24px;
}

.chip {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--ink-soft);
  background: transparent;
  border: 1px solid var(--line);
  border-left-width: 6px;
  border-radius: 6px;
  padding: 6px 14px;
  cursor: pointer;
  white-space: nowrap;
}
.chip-all         { border-left-color: var(--ink); }
.chip-phd         { border-left-color: var(--c-phd); }
.chip-postdoc     { border-left-color: var(--c-postdoc); }
.chip-faculty     { border-left-color: var(--c-faculty); }
.chip-research    { border-left-color: var(--c-research); }
.chip-scholarship { border-left-color: var(--c-scholarship); }

.chip.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }
.chip.is-active.chip-phd         { border-left-color: var(--c-phd); }
.chip.is-active.chip-postdoc     { border-left-color: var(--c-postdoc); }
.chip.is-active.chip-faculty     { border-left-color: var(--c-faculty); }
.chip.is-active.chip-research    { border-left-color: var(--c-research); }
.chip.is-active.chip-scholarship { border-left-color: var(--c-scholarship); }

.chip-count { font-family: var(--font-mono); font-weight: 400; font-size: 0.72rem; opacity: 0.75; }

/* ---------- Controls ---------- */

.board { max-width: 1080px; margin: 0 auto; padding: 24px; }

.controls { display: flex; gap: 10px; flex-wrap: wrap; }

.search-wrap { flex: 1 1 260px; }

.controls input[type="search"],
.controls select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 14px;
}
.controls select { width: auto; }

:where(button, input, select, a):focus-visible {
  outline: 2px solid var(--c-phd);
  outline-offset: 2px;
}

.result-line {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--ink-soft);
  margin: 18px 2px 10px;
}

/* ---------- Cards ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 16px 14px 22px;
  display: flex; flex-direction: column; gap: 8px;
  overflow: hidden;
}

.card::before {          /* the book spine */
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 7px;
  background: var(--spine, var(--c-other));
}

.card:hover { border-color: var(--spine, var(--c-other)); }

.card .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--spine, var(--c-other));
}

.card h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.3;
  margin: 0;
}
.card h2 a { color: inherit; text-decoration: none; }
.card h2 a:hover { text-decoration: underline; }

.card .meta { color: var(--ink-soft); font-size: 0.84rem; }

.card .desc {
  color: var(--ink-soft);
  font-size: 0.84rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card .foot {
  margin-top: auto;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-soft);
}

.deadline-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 10px;
}
.deadline-chip.soon { border-color: var(--c-scholarship); color: var(--c-scholarship); }

.empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--ink-soft);
  padding: 60px 20px;
}
.empty code {
  font-family: var(--font-mono);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2px 8px;
}

/* ---------- About page ---------- */

.about-page { max-width: 720px; }

.about-section { margin-bottom: 32px; }

.about-section h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  margin: 0 0 10px;
}

.about-section p { color: var(--ink-soft); margin: 0 0 12px; }

.btn-donate {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
  background: var(--c-scholarship);
  border-radius: 999px;
  padding: 10px 22px;
  text-decoration: none;
}
.btn-donate:hover { opacity: 0.9; }

.contact-list { list-style: none; margin: 0; padding: 0; color: var(--ink-soft); }
.contact-list li { margin-bottom: 8px; }
.contact-list a { color: var(--c-phd); text-decoration: none; }
.contact-list a:hover { text-decoration: underline; }

/* ---------- Statistics page ---------- */

.stats-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}

.stat-tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 4px solid var(--spine, var(--ink));
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.7rem;
  line-height: 1;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.chart-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  min-height: 300px;
}

.chart-card h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  margin: 0 0 14px;
}

.chart-card-wide { grid-column: 1 / -1; }

@media (max-width: 720px) {
  .chart-grid { grid-template-columns: 1fr; }
}

/* ---------- Pager & footer ---------- */

.pager {
  display: flex; justify-content: center; align-items: center;
  gap: 18px; margin: 26px 0 10px;
  font-family: var(--font-mono); font-size: 0.8rem;
}
.pager button {
  font-family: inherit; font-size: inherit;
  background: var(--card); color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px;
  padding: 7px 14px; cursor: pointer;
}
.pager button:disabled { opacity: 0.4; cursor: default; }

.footer {
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.78rem;
  text-align: center;
  padding: 22px;
}

@media (max-width: 560px) {
  .masthead { padding: 18px 18px 16px; }
  .board { padding: 16px; }
}

@media (prefers-reduced-motion: no-preference) {
  .card { transition: border-color 140ms ease, transform 140ms ease; }
  .card:hover { transform: translateY(-2px); }
}