:root {
    --primary: #1a73e8;
    --primary-dark: #0d62d0;
    --primary-light: #e8f0fe;
    --success: #34a853;
    --error: #ea4335;
    --warning: #f9ab00;
    --text-primary: #1a3057;
    --text-secondary: #3c4043;
    --bg: #f0f0f0;
    --card: #ffffff;
    --border: #dadce0;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-8px); }
}

@keyframes slideIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fade-in {
    animation: fadeIn 0.2s ease-out;
}

.animate-fade-out {
    animation: fadeOut 0.2s ease-out forwards;
}

.animate-slide-in {
    animation: slideIn 0.2s ease-out;
}

.animate-pulse-dot {
    animation: pulse-dot 2s ease-in-out infinite;
}

/* Status dots */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
}

.status-dot.connected {
    background-color: var(--success);
    box-shadow: 0 0 4px var(--success);
}

.status-dot.offline {
    background-color: #9aa0a6;
}

.status-dot.error {
    background-color: var(--error);
}

.status-dot.pending {
    background-color: var(--warning);
    animation: pulse-dot 2s ease-in-out infinite;
}

/* Table styles */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border);
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.data-table th:hover {
    color: var(--primary);
}

.data-table th .sort-icon {
    margin-left: 4px;
    opacity: 0.3;
}

.data-table th.sorted .sort-icon {
    opacity: 1;
    color: var(--primary);
}

.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
    color: var(--text-primary);
}

.data-table tbody tr:hover {
    background-color: var(--primary-light);
}

.data-table tbody tr.clickable {
    cursor: pointer;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #bdc1c6;
}

/* Sidebar active link */
.sidebar-link.active {
    background-color: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
}

/* Loading spinner */
.spinner {
    border: 3px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}