/* En-tête partagé : investissement, financement, équipe et témoignages */
.page-header {
  background-position: center center;
  background-size: cover;
  min-height: 250px;
  display: flex;
  align-items: center;
}
.page-header .container { position: relative; z-index: 1; }
.page-header h1 { text-shadow: 0 2px 8px rgba(0,0,0,.28); }
.page-header p { text-shadow: 0 1px 5px rgba(0,0,0,.25); }
@media (max-width: 767.98px) {
  .page-header { min-height: 210px; }
  .page-header h1 { font-size: 2.35rem; }
}