body {
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
      margin: 0;
      background: #0b1220;
      font-family: system-ui, sans-serif;
      color: #e6eef8;
      flex-direction: column;
      text-align: center;
    }
    .spinner {
      width: 50px;
      height: 50px;
      border: 4px solid rgba(255,255,255,0.1);
      border-top: 4px solid #10b981;
      border-radius: 50%;
      animation: spin 1s linear infinite;
      margin-bottom: 20px;
      margin-top: 20px;
    }
    @keyframes spin {
      to { transform: rotate(360deg); }
    }
    h1 {
      font-size: 1.2rem;
      margin: 0;
    }
    .small {
      margin-top: 6px;
      font-size: 0.9rem;
      color: #9fb0d0;
    }

    .seo-text {
    font-size: 0.9em;
    text-align: center;
    color: rgba(255,255,255,0.7);
    margin-top: 40px;
    padding: 16px;
    background: none;
    border-radius: 8px;
  }
  .seo-text h2 {
    font-size: 1.2em;
    text-align: center;
    color: #10b981;
    margin-bottom: 8px;
  }

  .content-wrapper {
  max-width: 80%;   /* largeur max du cadre */
  margin: 0 auto;     /* centre horizontalement */
  padding: 20px;
}

footer {
  bottom: 10px;
  left: 0;
  right: 0;
  padding:10px;
  text-align:center;
  font-size: 0.9rem;
  margin-top: 30px;
  flex-shrink:0;
}

.footer-container {
  text-align: center;  /* centre le contenu */
}

.footer-logo {
  display: block;
  margin: 0 auto 10px auto;  /* logo centré au-dessus du texte */
  height: auto;
  max-height: 80px;
  max-width: 80px;
}