/* ============================================================
   DOCTORANTS.CSS — Page des Doctorant(e)s
   Layout : annuaire de recherche — grille + filtres
   ============================================================ */

/* ── HERO ─────────────────────────────────────────────────── */
.doc-hero {
  background: linear-gradient(135deg, var(--green-900), var(--green-950));
  padding: var(--s12) 0 var(--s10);
  position: relative;
  overflow: hidden;
}

.doc-hero::before {
  content: '';
  position: absolute;
  right: -5%;
  top: -30%;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  border: 2px solid rgba(201,168,76,.12);
  pointer-events: none;
}

.doc-hero .container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s8);
  flex-wrap: wrap;
}

.doc-hero-title {
  font-family: var(--serif);
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 700;
  color: var(--white);
  margin-top: var(--s3);
  line-height: 1.2;
}

.doc-count-pill {
  background: rgba(201,168,76,.15);
  border: 1px solid rgba(201,168,76,.3);
  border-radius: var(--r);
  padding: var(--s4) var(--s6);
  text-align: center;
  flex-shrink: 0;
}

.doc-count-n {
  font-family: var(--serif);
  font-size: var(--t-4xl);
  font-weight: 700;
  color: var(--gold-400);
  display: block;
  line-height: 1;
}

.doc-count-l {
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  display: block;
  margin-top: 4px;
}

/* ── FILTRES ──────────────────────────────────────────────── */
.doc-filters {
  background: var(--white);
  border-bottom: 1px solid var(--slate-200);
  padding: var(--s4) 0;
  position: sticky;
  top: 56px;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(26,26,24,.05);
}

.doc-filters .container {
  display: flex;
  align-items: center;
  gap: var(--s3);
  flex-wrap: wrap;
}

.doc-filter-label {
  font-size: var(--t-xs);
  font-weight: 700;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: .1em;
  flex-shrink: 0;
}

.doc-filter-btn {
  display: inline-flex;
  align-items: center;
  padding: var(--s1) var(--s4);
  border-radius: 20px;
  font-family: var(--sans);
  font-size: var(--t-xs);
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--slate-500);
  background: var(--white);
  border: 1px solid var(--slate-200);
  cursor: pointer;
  transition: all var(--dur) var(--ease);
  text-decoration: none;
}

.doc-filter-btn:hover,
.doc-filter-btn.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

/* ── GRILLE DOCTORANTS ────────────────────────────────────── */
.doc-grid-section {
  padding: var(--s12) 0;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.doc-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--r);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--dur) var(--ease);
}

.doc-card:hover {
  box-shadow: var(--sh-md);
  transform: translateY(-3px);
  border-color: var(--slate-300);
}

/* Bande de couleur en haut — différente par UR */
.doc-card-bar {
  height: 4px;
  background: var(--green-900);
  flex-shrink: 0;
}

.doc-card[data-ur="URACRP"] .doc-card-bar  { background: #2D5A3D }
.doc-card[data-ur="URPP"]    .doc-card-bar  { background: #2E5E6A }
.doc-card[data-ur="SRD"]   .doc-card-bar  { background: #5A4220 }
.doc-card[data-ur="SA"]   .doc-card-bar  { background: #5A2020 }

.doc-card-body {
  padding: var(--s5) var(--s5) var(--s4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.doc-card-header {
  display: flex;
  align-items: center;
  gap: var(--s3);
  margin-bottom: var(--s4);
}

.doc-monogram {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--green-50);
  border: 2px solid var(--green-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: var(--t-md);
  font-weight: 700;
  color: var(--green-900);
  flex-shrink: 0;
}

.doc-name {
  font-family: var(--serif);
  font-size: var(--t-md);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 3px;
}

.doc-year {
  font-size: var(--t-xs);
  font-weight: 500;
  color: var(--slate-400);
}

.doc-ur-badge {
  display: inline-block;
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 2px var(--s2);
  border-radius: 3px;
  margin-bottom: var(--s3);
}

.doc-card[data-ur="amelioration"] .doc-ur-badge  { background: #EEF5F1; color: #2D5A3D }
.doc-card[data-ur="agronomie"]    .doc-ur-badge  { background: #EDF6F8; color: #2E5E6A }
.doc-card[data-ur="ressources"]   .doc-ur-badge  { background: #F8F1E8; color: #5A4220 }
.doc-card[data-ur="protection"]   .doc-ur-badge  { background: #F8ECEC; color: #5A2020 }

.doc-thesis-title {
  font-family: var(--serif);
  font-size: var(--t-base);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: var(--s3);
  flex: 1;
}

.doc-card-footer {
  padding-top: var(--s3);
  border-top: 1px solid var(--slate-100);
  font-size: var(--t-xs);
  color: var(--slate-400);
  display: flex;
  flex-direction: column;
  gap: var(--s1);
}

.doc-encadrant {
  display: flex;
  flex-direction: column;
}

.doc-encadrant-label {
  font-weight: 700;
  color: var(--slate-600);
  flex-shrink: 0;
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .doc-grid { grid-template-columns: repeat(2, 1fr) }
}

@media (max-width: 768px) {
  .doc-hero .container { flex-direction: column; align-items: flex-start }
  .doc-grid { grid-template-columns: 1fr }
}