/* 📊 Analytics Dashboard - Modern Business Intelligence */

.analytics-dashboard {
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    font-family: 'Inter', sans-serif;
}

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

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    background: rgba(255, 255, 255, 0.95);
    padding: 1.5rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.dashboard-title {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(45deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0;
}

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

.date-selector select {
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 12px;
    background: rgba(102, 126, 234, 0.1);
    color: #333;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.date-selector select:hover {
    background: rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
}

/* 📈 Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.metric-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.metric-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

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

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.metric-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
}

.metric-icon.sales {
    background: linear-gradient(45deg, #4CAF50, #45a049);
}

.metric-icon.views {
    background: linear-gradient(45deg, #2196F3, #1976D2);
}

.metric-icon.customers {
    background: linear-gradient(45deg, #FF9800, #F57C00);
}

.metric-icon.revenue {
    background: linear-gradient(45deg, #9C27B0, #7B1FA2);
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 1rem;
    color: #666;
    margin-bottom: 1rem;
}

.metric-change {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.metric-change.positive {
    color: #4CAF50;
}

.metric-change.negative {
    color: #f44336;
}

/* 📊 Charts Grid */
.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.chart-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.chart-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chart-container {
    height: 300px;
    position: relative;
}

/* 📋 Tables */
.analytics-tables {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
}

.table-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

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

.analytics-table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 12px;
    overflow: hidden;
}

.analytics-table th,
.analytics-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.analytics-table th {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.analytics-table tr:hover {
    background: rgba(102, 126, 234, 0.05);
}

.product-name {
    font-weight: 600;
    color: #333;
}

.product-views {
    background: #e3f2fd;
    color: #1976d2;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

.stock-status {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

.stock-status.low {
    background: #ffebee;
    color: #c62828;
}

.stock-status.medium {
    background: #fff3e0;
    color: #f57c00;
}

.stock-status.high {
    background: #e8f5e8;
    color: #2e7d32;
}

/* 🎯 Real-time Indicators */
.realtime-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4CAF50;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.7;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.realtime-text {
    color: #4CAF50;
    font-weight: 600;
    font-size: 0.9rem;
}

/* 📱 Mobile Responsive */
@media (max-width: 768px) {
    .analytics-dashboard {
        padding: 1rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .dashboard-title {
        font-size: 2rem;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .analytics-tables {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .chart-container {
        height: 250px;
    }
}

/* 🎨 Loading States */
.loading-skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 8px;
}

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

/* 🎯 Interactive Elements */
.filter-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.3);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.filter-btn:hover,
.filter-btn.active {
    background: rgba(255, 255, 255, 0.9);
    color: #667eea;
    transform: translateY(-2px);
}

/* 🔄 Refresh Button */
.refresh-btn {
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.refresh-btn i {
    transition: transform 0.3s ease;
}

.refresh-btn:hover i {
    transform: rotate(180deg);
}