/* ============================================
   SiteMonitor Pro - Unified Styles
   ============================================ */

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Theme Colors */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1f2937;
    --bg-card: #1f2937;
    --bg-card-hover: #2d3748;
    --bg-hover: #2a3755;

    /* Status Colors */
    --status-online: #10b981;
    --status-offline: #ef4444;
    --status-checking: #f59e0b;
    --status-warning: #f59e0b;

    /* Text Colors */
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;

    /* Accent Colors */
    --accent-primary: #3b82f6;
    --accent-hover: #2563eb;

    /* Border & Shadow */
    --border-color: #374151;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);

    /* Gradients */
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

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

/* Header */
.header {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

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

.logo i {
    font-size: 2.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.stat-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-primary);
}

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

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

.header-controls {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn:active:not(:disabled) {
    transform: translateY(0);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn i {
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.btn-success {
    background: var(--status-online);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #059669;
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-card-hover);
}

.btn-danger {
    background: var(--status-offline);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

/* Last Updated Bar */
.last-updated {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.next-update {
    margin-left: auto;
    color: var(--accent-primary);
    font-weight: 600;
}

/* Controls Bar */
.controls-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 280px;
    position: relative;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.filter-btn.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

.filter-count {
    opacity: 0.7;
    font-size: 0.75rem;
    margin-left: 0.25rem;
}

/* Sites Grid */
.sites-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* Site Card */
.site-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 0;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
    animation: fadeIn 0.5s ease-out;
}

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

.site-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.site-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--status-warning);
}

.site-card.online::before {
    background: linear-gradient(90deg, var(--status-online), #34d399);
}

.site-card.offline::before {
    background: linear-gradient(90deg, var(--status-offline), #f87171);
}

.site-card.checking::before {
    background: linear-gradient(90deg, var(--status-checking), #fbbf24);
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.site-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.site-info {
    flex: 1;
    min-width: 0;
}

.site-name {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    word-wrap: break-word;
}

.site-url {
    font-size: 0.875rem;
    color: var(--text-secondary);
    word-wrap: break-word;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.site-url:hover {
    color: var(--accent-primary);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.status-badge.online {
    background: rgba(16, 185, 129, 0.15);
    color: var(--status-online);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.offline {
    background: rgba(239, 68, 68, 0.15);
    color: var(--status-offline);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-badge.checking {
    background: rgba(245, 158, 11, 0.15);
    color: var(--status-checking);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-badge i.fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.site-card-body {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 1rem 1.5rem;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.stat-value.fast {
    color: var(--status-online);
}

.stat-value.medium {
    color: var(--status-warning);
}

.stat-value.slow {
    color: var(--status-offline);
}

.uptime-chart {
    display: flex;
    gap: 3px;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.uptime-bar {
    flex: 1;
    height: 6px;
    background: var(--status-online);
    border-radius: 3px;
    transition: var(--transition-fast);
}

.uptime-bar.down {
    background: var(--status-offline);
}

.site-card-actions {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.error-message {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(239, 68, 68, 0.1);
    border-top: 1px solid var(--border-color);
    color: var(--status-offline);
    font-size: 0.875rem;
    font-weight: 500;
}

.error-message i {
    flex-shrink: 0;
}

.site-card-actions .btn {
    flex: 1;
    justify-content: center;
    padding: 0.625rem 1rem;
    font-size: 0.813rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 2px dashed var(--border-color);
}

.empty-state i {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.empty-state h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.empty-state p {
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 16px;
    width: 100%;
    max-width: 500px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease-out;
}

.modal-small {
    max-width: 400px;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0.5rem;
    line-height: 1;
}

.close-btn:hover {
    color: var(--status-offline);
    transform: rotate(90deg);
}

.modal-body {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group label i {
    color: var(--accent-primary);
    margin-right: 0.5rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Confirm Delete */
.confirm-message {
    text-align: center;
    padding: 1rem 0;
}

.confirm-message i {
    font-size: 3rem;
    color: var(--status-warning);
    margin-bottom: 1rem;
}

.confirm-message p {
    color: var(--text-secondary);
}

.site-to-delete {
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: 8px;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
}

.toast {
    background: var(--bg-secondary);
    border-left: 4px solid var(--accent-primary);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.removing {
    animation: slideOutRight 0.3s ease-out forwards;
}

@keyframes slideOutRight {
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

.toast.success {
    border-left-color: var(--status-online);
}

.toast.error {
    border-left-color: var(--status-offline);
}

.toast.warning {
    border-left-color: var(--status-warning);
}

.toast.info {
    border-left-color: var(--accent-primary);
}

.toast i {
    font-size: 1.25rem;
}

.toast.success i {
    color: var(--status-online);
}

.toast.error i {
    color: var(--status-offline);
}

.toast.warning i {
    color: var(--status-warning);
}

.toast.info i {
    color: var(--accent-primary);
}

.toast-message {
    flex: 1;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-stats {
        width: 100%;
        justify-content: space-around;
    }

    .header-controls {
        width: 100%;
    }

    .sites-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .header {
        padding: 1.5rem;
    }

    .logo h1 {
        font-size: 1.5rem;
    }

    .header-stats {
        gap: 1rem;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .header-controls {
        flex-direction: column;
    }

    .header-controls .btn {
        width: 100%;
        justify-content: center;
    }

    .controls-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        max-width: 100%;
    }

    .filter-buttons {
        justify-content: center;
    }

    .sites-grid {
        grid-template-columns: 1fr;
    }

    .last-updated {
        flex-direction: column;
        gap: 0.5rem;
    }

    .next-update {
        margin-left: 0;
    }

    .toast-container {
        left: 1rem;
        right: 1rem;
        top: 1rem;
    }

    .toast {
        max-width: 100%;
    }

    .site-card-body {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
}

@media (max-width: 480px) {
    .logo i {
        font-size: 2rem;
    }

    .logo h1 {
        font-size: 1.25rem;
    }

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

    .stat-value {
        font-size: 1.25rem;
    }

    .site-card {
        border-radius: 8px;
    }

    .modal-content {
        margin: 1rem;
    }

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

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

/* Utility Classes */
.hidden {
    display: none !important;
}

/* ============================================
   Tab Navigation
   ============================================ */
.tab-nav {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: var(--bg-secondary);
    padding: 0.5rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 1.5rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.tab-btn.active {
    background: var(--gradient);
    color: white;
}

.tab-btn i {
    font-size: 1.25rem;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

/* Icon Button */
.btn-icon {
    padding: 0.5rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-left: 0.5rem;
}

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

.btn-icon i {
    font-size: 1rem;
}

/* ============================================
   Proxmox Node Stats
   ============================================ */
.node-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.node-stat-card {
    flex: 1;
    min-width: 150px;
    background: var(--bg-card);
    border-radius: 12px;
    padding: 1.25rem;
    border: 1px solid var(--border-color);
}

.node-stat-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.node-stat-header i {
    color: var(--accent-primary);
}

.node-stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-fill.high {
    background: var(--status-offline);
}

.progress-fill.medium {
    background: var(--status-warning);
}

.progress-fill.low {
    background: var(--status-online);
}

/* ============================================
   VM Card Styles
   ============================================ */
.vm-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 0;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    overflow: hidden;
}

.vm-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.vm-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.vm-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.vm-type-icon {
    font-size: 0.875rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    background: var(--bg-primary);
    color: var(--text-muted);
}

.vm-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.vm-status-badge.running {
    background: rgba(16, 185, 129, 0.15);
    color: var(--status-online);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.vm-status-badge.stopped {
    background: rgba(239, 68, 68, 0.15);
    color: var(--status-offline);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.vm-card-body {
    padding: 1.5rem;
}

.vm-stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.vm-stat-row:last-child {
    margin-bottom: 0;
}

.vm-stat-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.vm-stat-label i {
    width: 1rem;
    text-align: center;
}

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

.vm-stat-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.vm-stat-bar-label {
    min-width: 3rem;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.vm-stat-bar-track {
    flex: 1;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.vm-stat-bar-fill {
    height: 100%;
    background: var(--status-online);
    border-radius: 3px;
    transition: width 0.5s ease;
}

.vm-stat-bar-fill.warning {
    background: var(--status-warning);
}

.vm-stat-bar-fill.danger {
    background: var(--status-offline);
}

.vm-stat-bar-value {
    min-width: 4rem;
    text-align: right;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.vm-card-actions {
    display: flex;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.vm-card-actions .btn {
    flex: 1;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.813rem;
}

/* Responsive adjustments for tabs */
@media (max-width: 768px) {
    .tab-nav {
        flex-direction: column;
    }

    .node-stats {
        flex-direction: column;
    }

    .node-stat-card {
        min-width: 100%;
    }

    .vm-card-actions {
        flex-wrap: wrap;
    }

    .vm-card-actions .btn {
        flex: 1 1 calc(50% - 0.25rem);
    }
}

/* ============================================
   VM Detail Modal Styles
   ============================================ */

/* Large modal variant for detail view */
.modal-large {
    max-width: 700px;
}

/* VM Detail Header */
.vm-detail-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: 12px;
    margin-bottom: 1.5rem;
}

.vm-detail-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 12px;
    flex-shrink: 0;
}

.vm-detail-icon i {
    font-size: 1.75rem;
    color: white;
}

.vm-detail-info {
    flex: 1;
    min-width: 0;
}

.vm-detail-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.vm-detail-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.vm-detail-id {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-family: 'Courier New', monospace;
}

.vm-detail-type {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
}

.vm-detail-status {
    flex-shrink: 0;
}

/* VM Detail Section */
.vm-detail-section {
    margin-bottom: 1rem;
}

.vm-detail-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.vm-detail-section h4 i {
    color: var(--accent-primary);
}

/* VM Detail Resources */
.vm-detail-resources {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.vm-resource-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.vm-resource-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.vm-resource-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.vm-resource-label i {
    color: var(--accent-primary);
    width: 1rem;
    text-align: center;
}

.vm-resource-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.vm-resource-bar {
    width: 100%;
    height: 10px;
    background: var(--bg-primary);
    border-radius: 5px;
    overflow: hidden;
}

.vm-resource-bar-fill {
    height: 100%;
    background: var(--gradient);
    border-radius: 5px;
    transition: width 0.5s ease;
}

.vm-resource-bar-fill.danger {
    background: var(--status-offline);
}

.vm-resource-bar-fill.warning {
    background: var(--status-warning);
}

.vm-resource-bar-fill.success {
    background: var(--status-online);
}

.vm-resource-percent {
    align-self: flex-end;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: -0.25rem;
}

/* VM Network Stats */
.vm-network-stats {
    display: flex;
    gap: 2rem;
    padding: 0.75rem 0;
}

.vm-network-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.vm-network-item i {
    font-size: 0.75rem;
}

.vm-network-item span:first-of-type {
    color: var(--text-muted);
}

.vm-network-item span:last-child {
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

/* VM Detail Actions in Modal */
.vm-detail-actions {
    display: flex;
    gap: 0.5rem;
}

.vm-detail-actions .btn {
    padding: 0.625rem 1rem;
    font-size: 0.813rem;
}

/* Modal body padding for detail modal */
#vmDetailModal .modal-body {
    padding-bottom: 0;
}

/* Clickable VM Card */
.vm-card-clickable {
    cursor: pointer;
}

.vm-card-clickable .vm-card-actions {
    cursor: default;
}

/* Responsive for VM Detail Modal */
@media (max-width: 768px) {
    .modal-large {
        max-width: 100%;
        margin: 1rem;
    }

    .vm-detail-header {
        flex-direction: column;
        text-align: center;
        padding: 1rem;
    }

    .vm-detail-meta {
        justify-content: center;
    }

    .vm-network-stats {
        flex-direction: column;
        gap: 0.75rem;
    }

    .vm-detail-actions {
        flex-wrap: wrap;
        width: 100%;
    }

    .vm-detail-actions .btn {
        flex: 1 1 calc(50% - 0.25rem);
    }

    #vmDetailModal .modal-actions {
        flex-direction: column;
        gap: 1rem;
    }

    #vmDetailCloseBtn {
        order: 2;
    }

    .vm-detail-actions {
        order: 1;
    }
}

/* ============================================
   ZFS Storage Chart
   ============================================ */
.zfs-storage-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.section-header h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.section-header h3 i {
    color: var(--accent-primary);
}

.zfs-chart-container {
    display: flex;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

/* Multi-pool grid container */
.zfs-charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.zfs-pool-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.zfs-pool-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(99, 102, 241, 0.3);
}

.zfs-pool-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.zfs-pool-card .zfs-chart-container {
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.zfs-pool-card .zfs-donut-chart {
    width: 160px;
    height: 160px;
}

.zfs-pool-card .zfs-storage-details {
    min-width: auto;
    width: 100%;
}

.zfs-pool-card .zfs-storage-values {
    gap: 0.5rem;
}

.zfs-pool-card .zfs-health-indicator {
    align-self: center;
    margin-top: 0.5rem;
}

/* Donut Chart */
.zfs-donut-chart {
    position: relative;
    width: 200px;
    height: 200px;
    flex-shrink: 0;
}

.zfs-donut-chart svg {
    width: 100%;
    height: 100%;
}

#zfsChartCircle {
    transition: stroke-dashoffset 0.8s ease-in-out;
}

/* Color variations based on usage */
.zfs-chart-circle.low-usage {
    stroke: var(--status-online);
}

.zfs-chart-circle.medium-usage {
    stroke: var(--status-warning);
}

.zfs-chart-circle.high-usage {
    stroke: var(--status-offline);
}

/* Center text in donut */
.zfs-chart-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.zfs-percentage {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.zfs-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Storage Details Panel */
.zfs-storage-details {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.zfs-storage-pool {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.zfs-storage-values {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.zfs-storage-value {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.zfs-storage-value .value-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.zfs-storage-value .value-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

/* Health Indicator */
.zfs-health-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    background: rgba(16, 185, 129, 0.15);
    color: var(--status-online);
    font-size: 0.875rem;
    font-weight: 600;
    align-self: flex-start;
}

.zfs-health-indicator.degraded {
    background: rgba(245, 158, 11, 0.15);
    color: var(--status-warning);
}

.zfs-health-indicator.faulted {
    background: rgba(239, 68, 68, 0.15);
    color: var(--status-offline);
}

/* Responsive adjustments for ZFS chart */
@media (max-width: 768px) {
    .zfs-chart-container {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .zfs-charts-container {
        grid-template-columns: 1fr;
    }

    .zfs-storage-details {
        align-items: center;
        text-align: center;
    }

    .zfs-storage-value {
        min-width: 200px;
    }
}