.proof-wall {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 16px;
  }

  .proof-card {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 6px;
    padding: 16px;
  }

  .proof-title {
    font-weight: 600;
    margin-bottom: 8px;
  }

  .proof-preview {
    background: #f3f3f3;
    padding: 8px;
    border-radius: 4px;
    font-family: monospace;
    margin-bottom: 12px;
    white-space: pre-wrap;
  }

  .proof-kv {
    font-size: 13px;
    line-height: 1.6;
    margin-bottom: 12px;
  }

  .proof-kv span {
    font-family: monospace;
    word-break: break-all;
  }

  .status {
    font-weight: 600;
  }

  .status.pending {
    color: #c47f00;
  }

  .status.verified {
    color: #0a7a0a;
  }

  button {
    padding: 6px 10px;
    font-size: 13px;
    cursor: pointer;
  }

  .toolbar {
    margin-bottom: 16px;
  }