.vw-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 8px;
    box-sizing: border-box;
}

.vw-wallet {
    border: 1px solid #ccc;
    padding: 8px;
    margin-bottom: 12px;
}

.vw-tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.vw-tab {
    padding: 5px;
    cursor: pointer;
    background: #f0f0f0;
    border-radius: 4px;
    flex: 1;
    text-align: center;
    font-size: 0.85em;
}

.vw-tab.active {
    background: #0073aa;
    color: white;
}

.vw-form input, .vw-form select, .vw-form button {
    margin: 3px 0;
    padding: 5px;
    width: 100%;
    box-sizing: border-box;
    font-size: 0.8em;
}

.vw-transaction-log {
    margin-top: 12px;
}

.vw-group-savings {
    margin-top: 12px;
}

.vw-group-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); /* Further reduced min-width */
    gap: 8px;
    margin-top: 8px;
}

.vw-group-card {
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 6px;
    padding: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: transform 0.2s;
}

.vw-group-card:hover {
    transform: translateY(-3px);
}

.vw-group-card h4 {
    margin: 0 0 6px;
    font-size: 0.95em;
    color: #333;
}

.vw-personal-savings {
    margin-top: 12px;
}

.vw-personal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 8px;
    margin-top: 8px;
}

.vw-personal-card {
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 6px;
    padding: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    transition: transform 0.2s;
    min-height: 180px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
}

.vw-personal-card:hover {
    transform: translateY(-3px);
}

.vw-personal-card h4 {
    margin: 0 0 6px;
    font-size: 0.95em;
    color: #333;
}

.vw-personal-card form {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.vw-invite-form {
    margin: 6px 0;
}

.vw-invite-form input, .vw-invite-form button {
    margin: 3px 0;
    padding: 5px;
    width: 100%;
    box-sizing: border-box;
    font-size: 0.8em;
}

.vw-invitations {
    margin-top: 12px;
}

.vw-target-history {
    margin-top: 6px;
}

.vw-debug {
    margin-top: 12px;
    background: #f8d7da;
    padding: 6px;
    border-radius: 4px;
}

.vw-progress-bar {
    width: 100%;
    background-color: #f0f0f0;
    height: 14px;
    border-radius: 8px;
    overflow: hidden;
    margin: 5px 0;
}

.vw-progress {
    height: 100%;
    background-color: #28a745;
    transition: width 0.3s ease-in-out;
    -webkit-transition: width 0.3s ease-in-out;
    -moz-transition: width 0.3s ease-in-out;
}

.vw-empty-state {
    text-align: center;
    padding: 8px;
    background: #f9f9f9;
    border-radius: 6px;
    margin-top: 8px;
}

.vw-container table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 6px;
    font-size: 0.75em;
}

.vw-container th, .vw-container td {
    border: 1px solid #ccc;
    padding: 4px;
    text-align: left;
}

/* Specific styles for group member tables */
.vw-group-card table {
    font-size: 0.7em; /* Smaller font for group member tables */
    table-layout: fixed; /* Force fixed layout to control column widths */
}

.vw-group-card th, .vw-group-card td {
    max-width: 70px; /* Tighter column width for group tables */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.vw-group-card th:first-child, .vw-group-card td:first-child {
    width: 60%; /* Email column slightly wider */
}

.vw-group-card th:last-child, .vw-group-card td:last-child {
    width: 40%; /* Contribution column narrower */
}

.vw-container .vw-table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-top: 6px;
}

.vw-button {
    padding: 5px 8px;
    cursor: pointer;
    background: #0073aa;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 0.8em;
    touch-action: manipulation;
    width: 100%;
}

.vw-button:focus {
    outline: 2px solid #005f87;
    outline-offset: 2px;
}

.vw-button-delete {
    background: #dc3545;
    margin-top: 5px;
}

.vw-button-delete:focus {
    outline: 2px solid #b02a37;
}

.vw-notification {
    position: fixed;
    top: 8px;
    right: 8px;
    padding: 8px;
    border-radius: 4px;
    color: white;
    font-size: 0.75em;
    display: flex;
    align-items: center;
    gap: 5px;
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    animation: slideIn 0.5s ease-out, fadeOut 0.5s ease-out 4.5s;
    max-width: 90%;
}

.vw-notification.success {
    background-color: #28a745;
}

.vw-notification.error {
    background-color: #dc3545;
}

.vw-notification .vw-icon {
    font-size: 14px;
}

@keyframes slideIn {
    from { right: -100%; }
    to { right: 8px; }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

.vw-invitation-response-form {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin: 3px 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .vw-group-grid, .vw-personal-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* Further reduced */
        gap: 6px;
    }

    .vw-tabs {
        flex-direction: column;
        gap: 3px;
    }

    .vw-tab {
        padding: 4px;
        font-size: 0.8em;
    }

    .vw-group-card, .vw-personal-card {
        padding: 6px;
    }

    .vw-form input, .vw-form select, .vw-form button,
    .vw-invite-form input, .vw-invite-form button {
        padding: 4px;
        font-size: 0.75em;
    }

    .vw-button, .vw-button-delete {
        padding: 4px 6px;
    }
}

@media (max-width: 480px) {
    .vw-group-grid, .vw-personal-grid {
        grid-template-columns: 1fr; /* Single column */
        gap: 5px;
    }

    .vw-container {
        padding: 6px;
    }

    .vw-group-card h4, .vw-personal-card h4 {
        font-size: 0.9em;
    }

    .vw-form input, .vw-form select, .vw-form button,
    .vw-invite-form input, .vw-invite-form button {
        width: 100%;
        margin: 2px 0;
        padding: 3px;
        font-size: 0.7em;
    }

    .vw-button, .vw-button-delete {
        width: 100%;
        padding: 5px;
        font-size: 0.75em;
    }

    .vw-progress-bar {
        height: 12px;
    }

    .vw-notification {
        top: 6px;
        right: 6px;
        font-size: 0.7em;
        padding: 6px;
    }

    /* Stacked layout for group member tables */
    .vw-group-card table {
        display: block;
    }

    .vw-group-card thead {
        display: none; /* Hide headers on mobile */
    }

    .vw-group-card tbody, .vw-group-card tr {
        display: block;
    }

    .vw-group-card td {
        display: block;
        max-width: 100%;
        position: relative;
        padding: 4px 4px 4px 40%;
        text-align: left;
    }

    .vw-group-card td:before {
        content: attr(data-label);
        position: absolute;
        left: 4px;
        width: 35%;
        font-weight: bold;
    }

    .vw-invitation-response-form {
        flex-direction: column;
        align-items: stretch;
    }
}