#mouto-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.85);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    animation: fadeIn 0.3s ease;
  }

  .mouto-box {
    background: var(--mouto-bg, #fff);
    color: var(--mouto-text, #111);
    max-width: 500px;
    width: 90%;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0,0,0,0.3);
    animation: pop 0.3s ease;
    font-family: 'Segoe UI', sans-serif;
  }

  .mouto-banner {
    width: 100%;
    display: block;
    border-top-left-radius: 1rem;
    border-top-right-radius: 1rem;
  }

  .mouto-content {
    padding: 20px;
    text-align: center;
  }

  .mouto-buttons {
    margin-top: 15px;
  }

  .mouto-buttons button {
    padding: 10px 15px;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s;
    background: #3498db;
    color: white;
  }

  .mouto-buttons button:hover {
    background: #2980b9;
  }

  @media (prefers-color-scheme: dark) {
    .mouto-box {
      --mouto-bg: #1e1e1e;
      --mouto-text: #eee;
    }
  }

  @keyframes pop {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1 }
  }

  @keyframes fadeIn {
    from { opacity: 0 }
    to { opacity: 1 }
  }