#section-ajouter-client {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  color: #263247;
}

#section-ajouter-client[hidden] {
  display: none !important;
}

#section-ajouter-client > header {
  margin-bottom: 24px;
}

#section-ajouter-client h1 {
  margin: 0 0 10px;
  color: #193b7a;
  font-size: 28px;
}

#section-ajouter-client header nav {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #64748b;
  font-size: 14px;
}

#section-ajouter-client header nav a {
  color: #244d9b;
  text-decoration: none;
}

#section-ajouter-client header nav a:hover {
  text-decoration: underline;
}

#section-ajouter-client header nav [aria-current="page"] {
  color: #334155;
  font-weight: 600;
}

#formulaire-ajouter-client {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
  align-items: center;
  gap: 14px 20px;
  padding: 28px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 24px rgb(25 59 122 / 6%);
}

#formulaire-ajouter-client label {
  color: #334155;
  font-size: 14px;
  font-weight: 600;
}

#formulaire-ajouter-client input,
#formulaire-ajouter-client textarea {
  width: 100%;
  min-width: 0;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fbfcfe;
  color: #263247;
  font: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

#formulaire-ajouter-client textarea {
  min-height: 96px;
  resize: vertical;
}

#formulaire-ajouter-client input:hover,
#formulaire-ajouter-client textarea:hover {
  border-color: #94a3b8;
}

#formulaire-ajouter-client input:focus,
#formulaire-ajouter-client textarea:focus {
  border-color: #244d9b;
  outline: none;
  box-shadow: 0 0 0 3px rgb(36 77 155 / 14%);
  background: #fff;
}

#formulaire-ajouter-client .actions-client,
#message-ajout-client {
  grid-column: 1 / -1;
}

#formulaire-ajouter-client .actions-client {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 10px;
  padding-top: 20px;
  border-top: 1px solid #e8edf3;
}

#formulaire-ajouter-client button {
  min-height: 44px;
  padding: 10px 18px;
  border: 0;
  border-radius: 6px;
  background: #244d9b;
  color: #fff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

#formulaire-ajouter-client button:hover {
  background: #193b7a;
  transform: translateY(-1px);
}

#formulaire-ajouter-client #btn-annuler-ajout-client {
  border: 1px solid #cbd5e1;
  background: #fff;
  color: #334155;
}

#formulaire-ajouter-client #btn-annuler-ajout-client:hover {
  background: #f4f6fa;
  transform: none;
}

#message-ajout-client {
  min-height: 1.5em;
  margin: 0;
  color: #526176;
  font-size: 14px;
}

#message-ajout-client[data-type="error"] {
  color: #b42318;
}

#message-ajout-client[data-type="success"] {
  color: #16794b;
}

#formulaire-ajouter-client button:focus-visible,
#section-ajouter-client a:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 3px;
}

@media (max-width: 650px) {
  #section-ajouter-client h1 {
    font-size: 24px;
  }

  #formulaire-ajouter-client {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 16px;
  }

  #formulaire-ajouter-client .actions-client {
    flex-direction: column-reverse;
  }

  #formulaire-ajouter-client .actions-client button {
    width: 100%;
  }
}