/**
 * ═══════════════════════════════════════════════════════════════════════════
 * LAYER 73: CDN INTEGRATION - STYLING
 * ═══════════════════════════════════════════════════════════════════════════
 */

/* ========== CDN DASHBOARD ========== */
.cdn-dashboard {
    padding: 2rem 0;
}

.cdn-header {
    text-align: center;
    margin-bottom: 3rem;
}

.cdn-title {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.cdn-subtitle {
    color: var(--color-gray-600, #6b7280);
    font-size: 1.125rem;
}

/* ========== CDN STATS GRID ========== */
.cdn-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.cdn-stat-card {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cdn-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
}

.cdn-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.cdn-stat-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.cdn-stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary, #667eea);
    margin-bottom: 0.25rem;
}

.cdn-stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600, #6b7280);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cdn-stat-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.cdn-stat-change.positive {
    color: #10b981;
}

.cdn-stat-change.negative {
    color: #ef4444;
}

/* ========== CDN NODES MAP ========== */
.cdn-nodes-map {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

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

.cdn-map-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.cdn-map-legend {
    display: flex;
    gap: 1rem;
    font-size: 0.875rem;
}

.cdn-legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cdn-legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.cdn-legend-dot.healthy {
    background: #10b981;
}

.cdn-legend-dot.degraded {
    background: #f59e0b;
}

.cdn-legend-dot.offline {
    background: #ef4444;
}

/* ========== CDN NODE CARDS ========== */
.cdn-nodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.cdn-node-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--color-gray-300, #d1d5db);
    transition: all 0.3s ease;
}

.cdn-node-card.healthy {
    border-left-color: #10b981;
}

.cdn-node-card.degraded {
    border-left-color: #f59e0b;
}

.cdn-node-card.offline {
    border-left-color: #ef4444;
}

.cdn-node-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.cdn-node-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.cdn-node-name {
    font-size: 1.125rem;
    font-weight: 700;
    margin: 0 0 0.25rem 0;
}

.cdn-node-region {
    font-size: 0.875rem;
    color: var(--color-gray-600, #6b7280);
}

.cdn-node-status {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.cdn-node-status.healthy {
    background: #d1fae5;
    color: #065f46;
}

.cdn-node-status.degraded {
    background: #fef3c7;
    color: #92400e;
}

.cdn-node-status.offline {
    background: #fee2e2;
    color: #991b1b;
}

.cdn-node-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-200, #e5e7eb);
}

.cdn-node-metric {
    text-align: center;
}

.cdn-node-metric-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary, #667eea);
}

.cdn-node-metric-label {
    font-size: 0.75rem;
    color: var(--color-gray-600, #6b7280);
    margin-top: 0.25rem;
}

/* ========== CDN CONTROL PANEL ========== */
.cdn-control-panel {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

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

.cdn-control-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.cdn-control-actions {
    display: flex;
    gap: 0.5rem;
}

.cdn-control-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.cdn-control-section {
    padding: 1.5rem;
    background: var(--color-light-secondary, #f9fafb);
    border-radius: 12px;
}

.cdn-control-section-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 1rem 0;
}

/* ========== CDN HEALTH STATUS ========== */
.cdn-health-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.cdn-health-indicator.healthy {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.cdn-health-indicator.degraded {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.cdn-health-indicator.offline {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.cdn-health-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s ease-in-out infinite;
}

/* ========== CDN CHART ========== */
.cdn-chart {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.cdn-chart-header {
    margin-bottom: 1.5rem;
}

.cdn-chart-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
}

.cdn-chart-subtitle {
    font-size: 0.875rem;
    color: var(--color-gray-600, #6b7280);
}

.cdn-chart-canvas {
    width: 100%;
    height: 300px;
    background: var(--color-light-secondary, #f9fafb);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-500, #6b7280);
}

/* ========== CDN TIMELINE ========== */
.cdn-timeline {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.cdn-timeline-header {
    margin-bottom: 1.5rem;
}

.cdn-timeline-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.cdn-timeline-list {
    position: relative;
    padding-left: 2rem;
}

.cdn-timeline-list::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-gray-200, #e5e7eb);
}

.cdn-timeline-item {
    position: relative;
    padding-bottom: 1.5rem;
}

.cdn-timeline-item::before {
    content: '';
    position: absolute;
    left: -2.4rem;
    top: 0.25rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-primary, #667eea);
    border: 2px solid white;
    box-shadow: 0 0 0 2px var(--color-gray-200, #e5e7eb);
}

.cdn-timeline-time {
    font-size: 0.75rem;
    color: var(--color-gray-500, #6b7280);
    margin-bottom: 0.25rem;
}

.cdn-timeline-content {
    font-size: 0.875rem;
}

.cdn-timeline-content strong {
    color: var(--color-gray-900, #111827);
}

/* ========== CDN ALERTS ========== */
.cdn-alert {
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.cdn-alert.info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
}

.cdn-alert.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.cdn-alert.warning {
    background: #fef3c7;
    color: #92400e;
    border: 1px solid #fcd34d;
}

.cdn-alert.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.cdn-alert-icon {
    font-size: 1.5rem;
}

.cdn-alert-content {
    flex: 1;
}

/* ========== CDN PROGRESS BAR ========== */
.cdn-progress {
    width: 100%;
    height: 8px;
    background: var(--color-gray-200, #e5e7eb);
    border-radius: 4px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.cdn-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .cdn-stats-grid {
        grid-template-columns: 1fr;
    }

    .cdn-nodes-grid {
        grid-template-columns: 1fr;
    }

    .cdn-control-grid {
        grid-template-columns: 1fr;
    }

    .cdn-map-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .cdn-control-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

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

.cdn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.cdn-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--color-gray-200, #e5e7eb);
    border-top-color: var(--color-primary, #667eea);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* ========== CDN BADGE ========== */
.cdn-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cdn-badge.primary {
    background: #dbeafe;
    color: #1e40af;
}

.cdn-badge.success {
    background: #d1fae5;
    color: #065f46;
}

.cdn-badge.warning {
    background: #fef3c7;
    color: #92400e;
}

.cdn-badge.danger {
    background: #fee2e2;
    color: #991b1b;
}