/* ── Transaction confirm modal ──────────────────────── */
    .modal-overlay {
      display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6);
      z-index: 100; justify-content: center; align-items: center;
    }
    .modal-overlay.visible { display: flex; }
    .modal-content {
      background: var(--surface); border: 1px solid var(--border); border-radius: 13px;
      padding: 32px; min-width: 0; width: 640px; max-width: calc(100vw - 20px);
      max-height: calc(100vh - 32px); max-height: calc(100dvh - 32px);
      overflow-y: auto;
    }
    .modal-content h3 { font-size: 18px; margin-bottom: 14px; }
    .modal-close { float: right; background: none; border: none; color: var(--muted); font-size: 20px; cursor: pointer; }
    .modal-close:hover { color: var(--text); }
    .tx-detail {
      padding: 14px; background: var(--bg); border-radius: 8px; border: 1px solid var(--border);
      font-size: 14px; margin-bottom: 14px;
    }
    .tx-detail .row { display: flex; justify-content: space-between; padding: 4px 0; }
    .tx-detail .label { color: var(--muted); }
    .tx-detail .value { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 13px; text-align: right; max-width: 336px; word-break: break-all; }
    .tx-actions { display: flex; gap: 14px; }
    .tx-actions .btn-confirm {
      flex: 1; background: var(--success); color: #000; border: none; border-radius: 8px;
      padding: 12px; font-size: 15px; font-weight: 600; cursor: pointer;
    }
    .tx-actions .btn-confirm:hover { opacity: 0.9; }
    .tx-actions .btn-cancel {
      flex: 1; background: transparent; color: var(--error); border: 1px solid var(--error);
      border-radius: 8px; padding: 12px; font-size: 15px; cursor: pointer;
    }

    /* ── Wallet picker modal ────────────────────────────── */
    .wallet-option {
      display: flex; align-items: center; gap: 16px; padding: 16px; border-radius: 10px;
      border: 1px solid var(--border); background: var(--bg); cursor: pointer; margin-bottom: 10px;
    }
    .wallet-option:hover { border-color: var(--accent); }
    .wallet-option img { width: 38px; height: 38px; border-radius: 8px; }
    .wallet-option .wallet-name { font-weight: 500; font-size: 15px; }
    .wallet-option .wallet-rdns { font-size: 13px; color: var(--muted); }
    .no-wallets { color: var(--muted); font-size: 14px; padding: 14px 0; }

    /* ── Saved vaults dropdown ──────────────────────────── */
    #saved-vaults-dropdown {
      display: none; position: absolute; background: var(--surface);
      border: 1px solid var(--border); border-radius: 10px; padding: 13px; z-index: 50;
      min-width: 384px; max-width: calc(100vw - 26px);
      max-height: 240px; overflow-y: auto; margin-top: 6px;
    }
    #saved-vaults-dropdown.visible { display: block; }
    .saved-vault-item {
      padding: 8px; border-radius: 5px; cursor: pointer; font-size: 13px;
      font-family: 'SF Mono', 'Fira Code', monospace;
      display: flex; justify-content: space-between; align-items: center;
    }
    .saved-vault-item:hover { background: var(--bg); }
    .saved-vault-item .vault-label { color: var(--text); }
    .saved-vault-item .vault-chain { color: var(--muted); font-size: 12px; }
    .saved-vault-item .remove-vault {
      color: var(--error); cursor: pointer; padding: 3px 8px; border: none; background: none;
      font-size: 15px; opacity: 0.6;
    }
    .saved-vault-item .remove-vault:hover { opacity: 1; }

      display: flex; align-items: center; gap: 12px;
      margin: 12px 0; color: var(--muted); font-size: 13px;
    }
    .wallet-divider::before, .wallet-divider::after {
      content: ''; flex: 1; height: 1px; background: var(--border);
    }