/* ============================================================
   Recherche globale — AMSTC
   Bouton flottant (créé par assets/js/site-search.js), empilé
   au-dessus du bouton mode clair/sombre. Toutes les couleurs
   utilisent les tokens dérivés (--text-heading, --text-accent,
   --surface, --text-muted) définis dans dark-mode.css afin de
   rester lisibles dans les deux thèmes sans override séparé.
   ============================================================ */

.site-search-btn {
  position: fixed;
  right: 20px;
  bottom: 78px;
  z-index: 998;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
  background: var(--surface);
  color: var(--text-heading);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.site-search-btn:hover { transform: translateY(-2px); border-color: var(--green); }
.site-search-btn:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }
.site-search-btn svg { width: 20px; height: 20px; }

.site-search-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(6, 28, 14, 0.55);
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 10vh 20px;
}
.site-search-overlay.open { display: flex; }

.site-search-panel {
  background: var(--surface);
  border-radius: 16px;
  width: 100%;
  max-width: 640px;
  max-height: 70vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.3);
}

.site-search-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  color: var(--text-muted);
  flex-shrink: 0;
}
.site-search-input-row > svg { width: 20px; height: 20px; flex-shrink: 0; }

.site-search-input {
  flex: 1;
  border: none;
  outline: none;
  background: none;
  font-size: 1rem;
  font-family: var(--body);
  color: var(--ink);
}

.site-search-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  display: flex;
}
.site-search-close:hover { color: var(--ink); }
.site-search-close svg { width: 18px; height: 18px; }

.site-search-results { overflow-y: auto; padding: 8px; }

.site-search-hint {
  padding: 24px;
  text-align: center;
  color: var(--text-muted);
  font-family: var(--body);
  font-size: 0.92rem;
}

.site-search-result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
}
.site-search-result:hover { background: var(--paper-alt); }

.site-search-result-type {
  font-family: var(--mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-accent);
  background: var(--paper-alt);
  padding: 3px 8px;
  border-radius: 999px;
  flex-shrink: 0;
}

.site-search-result-title {
  flex: 1;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-heading);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-search-result-date {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  flex-shrink: 0;
}

@media (max-width: 560px) {
  .site-search-btn { right: 14px; bottom: 70px; width: 44px; height: 44px; }
  .site-search-overlay { padding: 6vh 12px; }
  .site-search-result-date { display: none; }
}

@media print {
  .site-search-btn, .site-search-overlay { display: none; }
}