/* ===========================================
   PROXMOX MANAGER - DASHBOARD STYLES
   VM Cards, Metrics, and Dashboard Components
   =========================================== */

/* ===========================================
   VM GRID LAYOUT
   =========================================== */

.vm-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: var(--space-lg);
    margin-top: var(--space-lg);
}

@media (max-width: 480px) {
    .vm-grid {
        grid-template-columns: 1fr;
    }
}

/* ===========================================
   VM CARDS
   =========================================== */

.vm-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.vm-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--border-default);
    transition: background var(--transition-fast);
}

.vm-card:hover {
    border-color: var(--border-muted);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.vm-card.status-running::before {
    background: var(--accent-green);
}

.vm-card.status-stopped::before {
    background: var(--accent-red);
}

.vm-card.status-unknown::before {
    background: var(--text-tertiary);
}

/* VM Header */
.vm-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.vm-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.vm-id {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.vm-notes {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: var(--space-md);
    padding: var(--space-sm);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border-left: 2px solid var(--accent-purple);
}

/* ===========================================
   METRICS BOXES
   =========================================== */

.metrics-realtime {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    margin: var(--space-md) 0;
}

.metric-box {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.metric-box.cpu {
    background: linear-gradient(135deg, rgba(88, 166, 255, 0.15) 0%, rgba(88, 166, 255, 0.05) 100%);
    border-color: rgba(88, 166, 255, 0.3);
}

.metric-box.memory {
    background: linear-gradient(135deg, rgba(163, 113, 247, 0.15) 0%, rgba(163, 113, 247, 0.05) 100%);
    border-color: rgba(163, 113, 247, 0.3);
}

.metric-box.disk {
    background: linear-gradient(135deg, rgba(63, 185, 80, 0.15) 0%, rgba(63, 185, 80, 0.05) 100%);
    border-color: rgba(63, 185, 80, 0.3);
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.metric-box.cpu .metric-value {
    color: var(--accent-blue);
}

.metric-box.memory .metric-value {
    color: var(--accent-purple);
}

.metric-box.disk .metric-value {
    color: var(--accent-green);
}

.metric-subvalue {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

.metric-box canvas {
    max-height: 35px !important;
    margin-top: var(--space-sm);
}

/* Metric animation on update */
.metric-box.updating {
    animation: metricPulse 0.3s ease;
}

@keyframes metricPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

/* ===========================================
   VM STATS
   =========================================== */

.vm-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    margin: var(--space-md) 0;
}

.stat-item {
    background: var(--bg-tertiary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-muted);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.stat-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--space-xs);
}

/* ===========================================
   VM ACTIONS
   =========================================== */

.vm-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-muted);
}

.vm-actions .btn {
    flex: 1 1 auto;
    min-width: 100px;
}

.vm-actions .btn-icon {
    min-width: auto;
    padding: var(--space-sm);
}

/* Action button states */
.vm-actions .btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.vm-actions .btn.loading::after {
    content: '';
    width: 14px;
    height: 14px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: var(--space-sm);
}

/* ===========================================
   HISTORICAL CHARTS
   =========================================== */

.metrics-historical {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-muted);
}

.chart-controls {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
}

.chart-btn {
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.chart-btn.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: #ffffff;
}

.chart-container {
    height: 150px;
    position: relative;
}

/* ===========================================
   BACKUP & SNAPSHOT LISTS
   =========================================== */

.backup-list,
.snapshot-list {
    margin-top: var(--space-md);
    max-height: 300px;
    overflow-y: auto;
}

.backup-item,
.snapshot-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-muted);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
    transition: all var(--transition-fast);
}

.backup-item:hover,
.snapshot-item:hover {
    border-color: var(--border-default);
    background: var(--bg-hover);
}

.backup-info,
.snapshot-info {
    flex: 1;
    min-width: 0;
}

.backup-name,
.snapshot-name {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.backup-date,
.snapshot-date {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

.backup-size {
    font-size: 0.85rem;
    color: var(--accent-blue);
    font-weight: 600;
    margin-right: var(--space-md);
}

/* ===========================================
   EMPTY STATE
   =========================================== */

.no-vms {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-secondary);
}

.no-vms-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.no-vms h2 {
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.no-vms p {
    color: var(--text-secondary);
}

/* ===========================================
   DASHBOARD HEADER
   =========================================== */

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.dashboard-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.dashboard-header .subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: var(--space-xs);
}

/* ===========================================
   OVERVIEW STATS GRID
   =========================================== */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    transition: all var(--transition-fast);
}

.stat-card:hover {
    border-color: var(--border-muted);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.stat-card.stat-total .stat-icon {
    background: rgba(88, 166, 255, 0.15);
}

.stat-card.stat-running .stat-icon {
    background: rgba(63, 185, 80, 0.15);
}

.stat-card.stat-stopped .stat-icon {
    background: rgba(248, 81, 73, 0.15);
}

.stat-card.stat-cpu .stat-icon {
    background: rgba(163, 113, 247, 0.15);
}

.stat-card .stat-content {
    flex: 1;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: var(--space-xs);
}

/* ===========================================
   VM OVERVIEW LIST
   =========================================== */

.vm-overview-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.vm-overview-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-muted);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.vm-overview-item:hover {
    background: var(--bg-hover);
    border-color: var(--border-default);
}

.vm-overview-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.vm-overview-name {
    font-weight: 500;
    color: var(--text-primary);
}

.vm-overview-id {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.vm-overview-metrics {
    display: flex;
    gap: var(--space-lg);
    align-items: center;
}

.vm-overview-metric {
    text-align: right;
}

.vm-overview-metric-value {
    font-weight: 600;
    color: var(--text-primary);
}

.vm-overview-metric-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.vm-overview-actions {
    display: flex;
    gap: var(--space-sm);
}

/* ===========================================
   RESPONSIVE ADJUSTMENTS
   =========================================== */

@media (max-width: 768px) {
    .metrics-realtime {
        grid-template-columns: 1fr;
    }

    .vm-actions {
        flex-direction: column;
    }

    .vm-actions .btn {
        width: 100%;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .vm-overview-metrics {
        display: none;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-md);
    }
}