/**
 * Health Dashboard Styles
 * Clean, elegant system health monitoring interface
 */

:root {
    --bg-primary: #1a1a2e;
    --bg-secondary: #16213e;
    --bg-card: rgba(255, 255, 255, 0.05);
    --text-primary: #fff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --accent-primary: #667eea;
    --accent-secondary: #764ba2;
    --status-healthy: #22c55e;
    --status-degraded: #f59e0b;
    --status-unhealthy: #ef4444;
    --cpu-color: #3b82f6;
    --memory-color: #8b5cf6;
    --disk-color: #f59e0b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    min-height: 100vh;
    color: var(--text-primary);
}

.dashboard-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

/* Header */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.back-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.back-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.header-left h1 {
    font-size: 1.75rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.last-updated {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.last-updated .fa-sync {
    animation: spin 1s linear infinite;
}

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

.refresh-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
}

.refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.refresh-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Status Cards Row */
.status-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.status-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}

.status-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
}

.card-icon.cpu {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.card-icon.memory {
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
}

.card-icon.disk {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.card-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-value {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 0.25rem;
}

.card-indicator {
    position: absolute;
    top: 0;
    right: 0;
    width: 4px;
    height: 100%;
    background: var(--status-healthy);
}

.card-indicator.degraded {
    background: var(--status-degraded);
}

.card-indicator.unhealthy {
    background: var(--status-unhealthy);
}

.card-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: rgba(0, 0, 0, 0.2);
}

.progress-bar {
    height: 100%;
    background: var(--status-healthy);
    transition: width 0.3s, background 0.3s;
}

.progress-bar.warning {
    background: var(--status-degraded);
}

.progress-bar.critical {
    background: var(--status-unhealthy);
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.panel {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    overflow: hidden;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.panel-header h2 {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.panel-header h2 i {
    color: var(--accent-primary);
}

.status-badge {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.healthy,
.status-badge.connected,
.status-badge.ok {
    background: rgba(34, 197, 94, 0.1);
    color: var(--status-healthy);
}

.status-badge.degraded,
.status-badge.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--status-degraded);
}

.status-badge.unhealthy,
.status-badge.offline,
.status-badge.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--status-unhealthy);
}

.panel-content {
    padding: 1.5rem;
}

.metric-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.metric-row:last-child {
    border-bottom: none;
}

.metric-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.metric-value {
    font-weight: 600;
    font-family: 'SF Mono', monospace;
}

.lm-details {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.loading {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Quick Actions */
.quick-actions {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
}

.quick-actions h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.actions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
}

.action-btn i {
    font-size: 1.5rem;
    color: var(--accent-primary);
}

.action-btn span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1200px) {
    .status-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .dashboard-container {
        padding: 1rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .status-cards {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .actions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Dark mode card variants */
.panel.system-panel .panel-header h2 i {
    color: #f59e0b;
}

.panel.gpu-panel .panel-header h2 i {
    color: #06b6d4;
}