.stats-bar {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

.stat-item:hover {
    box-shadow: var(--shadow-md);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.stat-item.online .stat-value {
    color: var(--success);
}

.stat-item.offline .stat-value {
    color: var(--danger);
}

.group-filter {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    margin-left: auto;
}

.filter-btn {
    padding: 6px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: color var(--transition), background var(--transition), transform var(--transition-fast);
    white-space: nowrap;
    font-family: var(--font-sans);
    will-change: transform;
}

.filter-btn:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.filter-btn:active {
    transform: scale(0.95);
}

.filter-btn.active {
    background: var(--accent);
    color: var(--text-inverse);
    box-shadow: var(--shadow-sm);
}

.stat-item {
    transition: transform var(--transition), box-shadow var(--transition);
}

.stat-item.animate-in {
    animation: fadeInScale 0.3s ease forwards;
    opacity: 0;
}

.stat-item:nth-child(1).animate-in { animation-delay: 0.1s; }
.stat-item:nth-child(2).animate-in { animation-delay: 0.15s; }
.stat-item:nth-child(3).animate-in { animation-delay: 0.2s; }
.stats-bar .group-filter.animate-in { 
    animation: fadeInScale 0.3s ease forwards;
    opacity: 0;
    animation-delay: 0.25s; 
}

.filter-btn {
    transition: all var(--transition);
}

.filter-btn:hover {
    transform: translateY(-2px);
}

.filter-btn:active {
    transform: translateY(0) scale(0.98);
}

.filter-btn.active {
    animation: fadeInScale 0.3s ease forwards;
}

body.has-custom-background .stat-item {
    background: rgba(var(--bg-card-rgb), var(--custom-card-alpha, 0.7));
    border-color: rgba(var(--border-color-rgb), 0.4);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

body.has-custom-background .stat-item:hover {
    background: rgba(var(--bg-card-rgb), 0.85);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

body.has-custom-background .group-filter {
    background: rgba(var(--bg-card-rgb), 0.65);
}

body.has-custom-background .filter-btn:hover {
    background: rgba(var(--bg-card-rgb), 0.8);
}

body.view-table .welcome-section,
body.view-table .stats-bar,
body.view-table .nodes-table-container {
    max-width: 1214px;
    margin-left: auto;
    margin-right: auto;
}

body.view-table .group-filter {
    max-width: 1214px;
}

body.view-table .stats-bar {
    justify-content: flex-start;
}

body.view-table .stats-bar .group-filter {
    margin-left: auto;
    margin-right: 0;
}

body.view-table .stat-item {
    flex: 0 0 auto;
    padding: 8px 14px;
    gap: 6px;
}

body.view-table .stat-label {
    font-size: 0.75rem;
}

body.view-table .stat-value {
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .stats-bar {
        gap: 8px;
        flex-wrap: wrap;
    }

    .stat-item {
        padding: 8px 12px;
        flex: 1;
        min-width: 80px;
    }

    .stat-label {
        font-size: 0.72rem;
    }

    .stat-value {
        font-size: 1rem;
    }

    .stats-bar .group-filter {
        margin-left: 0;
        width: 100%;
        justify-content: flex-start;
        margin-top: 8px;
    }

    body.view-table .stats-bar {
        flex-wrap: nowrap;
    }

    body.view-table .stats-bar .group-filter {
        margin-left: auto;
        margin-right: 0;
        width: auto;
        margin-top: 0;
    }

    .filter-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    body.view-table .welcome-section,
    body.view-table .stats-bar,
    body.view-table .nodes-table-container {
        max-width: 854px;
    }

    body.view-table .group-filter {
        max-width: 854px;
    }

    body.view-table .stat-item {
        padding: 6px 12px;
        gap: 5px;
    }

    body.view-table .stat-label {
        font-size: 0.7rem;
    }

    body.view-table .stat-value {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .stats-bar {
        gap: 6px;
    }

    body.view-table .stats-bar {
        gap: 4px;
    }

    .stat-item {
        padding: 6px 10px;
        min-width: 70px;
    }

    .stat-label {
        font-size: 0.68rem;
    }

    .stat-value {
        font-size: 0.9rem;
    }

    body.view-table .welcome-section,
    body.view-table .stats-bar,
    body.view-table .nodes-table-container {
        max-width: 500px;
    }

    body.view-table .group-filter {
        max-width: 500px;
    }

    body.view-table .stat-item {
        padding: 4px 8px;
        gap: 3px;
        min-width: auto;
    }

    body.view-table .stat-label {
        font-size: 0.6rem;
    }

    body.view-table .stat-value {
        font-size: 0.85rem;
    }

    body.view-table .stats-bar {
        flex-wrap: wrap;
        gap: 4px;
    }

    body.view-table .stats-bar .group-filter {
        margin-left: 0;
        margin-right: 0;
        width: 100%;
        margin-top: 4px;
        justify-content: flex-start;
    }

    body.view-table .filter-btn {
        padding: 4px 8px;
        font-size: 0.65rem;
    }

    .filter-btn {
        padding: 5px 10px;
        font-size: 0.75rem;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    body.view-table .welcome-section,
    body.view-table .stats-bar,
    body.view-table .nodes-table-container {
        max-width: 1000px;
    }

    body.view-table .group-filter {
        max-width: 1000px;
    }

    body.view-table .stat-item {
        padding: 7px 12px;
    }

    body.view-table .stat-label {
        font-size: 0.7rem;
    }

    body.view-table .stat-value {
        font-size: 1rem;
    }
}

@media (hover: none) {
    .filter-btn:hover {
        transform: none;
    }
}