/* ============================================
   IoT Dashboard Custom Theme
   Berdasarkan Desain Figma IoT
   ============================================ */

:root {
    /* IoT Color Palette - Sesuaikan dengan Figma */
    --iot-primary: #2563eb;
    --iot-primary-dark: #1e40af;
    --iot-secondary: #10b981;
    --iot-warning: #f59e0b;
    --iot-danger: #ef4444;
    --iot-info: #06b6d4;
    
    /* Background Colors */
    --iot-bg-primary: #ffffff;
    --iot-bg-secondary: #f8fafc;
    --iot-bg-dark: #1e293b;
    --iot-bg-card: #ffffff;
    
    /* Text Colors */
    --iot-text-primary: #0f172a;
    --iot-text-secondary: #64748b;
    --iot-text-muted: #94a3b8;
    
    /* Border & Shadow */
    --iot-border: #e2e8f0;
    --iot-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --iot-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --iot-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --iot-spacing-xs: 0.25rem;
    --iot-spacing-sm: 0.5rem;
    --iot-spacing-md: 1rem;
    --iot-spacing-lg: 1.5rem;
    --iot-spacing-xl: 2rem;
    
    /* Border Radius */
    --iot-radius-sm: 0.375rem;
    --iot-radius-md: 0.5rem;
    --iot-radius-lg: 0.75rem;
    --iot-radius-xl: 1rem;
}

/* ============================================
   IoT Card Components
   ============================================ */

.iot-card {
    background: var(--iot-bg-card);
    border: 1px solid var(--iot-border);
    border-radius: var(--iot-radius-lg);
    padding: var(--iot-spacing-lg);
    box-shadow: var(--iot-shadow-sm);
    transition: all 0.3s ease;
}

.iot-card:hover {
    box-shadow: var(--iot-shadow-md);
    transform: translateY(-2px);
}

.iot-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--iot-spacing-md);
    padding-bottom: var(--iot-spacing-md);
    border-bottom: 1px solid var(--iot-border);
}

.iot-card-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--iot-text-primary);
    margin: 0;
}

.iot-card-body {
    color: var(--iot-text-secondary);
}

/* ============================================
   IoT Status Indicators
   ============================================ */

.iot-status {
    display: inline-flex;
    align-items: center;
    gap: var(--iot-spacing-sm);
    padding: var(--iot-spacing-xs) var(--iot-spacing-md);
    border-radius: var(--iot-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.iot-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.iot-status-online {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--iot-secondary);
}

.iot-status-online .iot-status-dot {
    background-color: var(--iot-secondary);
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.iot-status-offline {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--iot-danger);
}

.iot-status-offline .iot-status-dot {
    background-color: var(--iot-danger);
}

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

.iot-status-warning .iot-status-dot {
    background-color: var(--iot-warning);
}

/* ============================================
   IoT Metric Cards
   ============================================ */

.iot-metric {
    text-align: center;
}

.iot-metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--iot-text-primary);
    margin: var(--iot-spacing-sm) 0;
}

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

.iot-metric-change {
    font-size: 0.75rem;
    margin-top: var(--iot-spacing-xs);
}

.iot-metric-change.positive {
    color: var(--iot-secondary);
}

.iot-metric-change.negative {
    color: var(--iot-danger);
}

/* ============================================
   IoT Sensor Display
   ============================================ */

.iot-sensor {
    display: flex;
    align-items: center;
    gap: var(--iot-spacing-md);
    padding: var(--iot-spacing-md);
    background: var(--iot-bg-secondary);
    border-radius: var(--iot-radius-md);
    margin-bottom: var(--iot-spacing-sm);
}

.iot-sensor-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--iot-radius-md);
    background: var(--iot-primary);
    color: white;
    font-size: 1.5rem;
}

.iot-sensor-info {
    flex: 1;
}

.iot-sensor-name {
    font-weight: 600;
    color: var(--iot-text-primary);
    margin-bottom: var(--iot-spacing-xs);
}

.iot-sensor-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--iot-primary);
}

.iot-sensor-unit {
    font-size: 0.875rem;
    color: var(--iot-text-secondary);
    margin-left: var(--iot-spacing-xs);
}

/* ============================================
   IoT Chart Container
   ============================================ */

.iot-chart-container {
    position: relative;
    height: 300px;
    padding: var(--iot-spacing-md);
    background: var(--iot-bg-card);
    border-radius: var(--iot-radius-lg);
}

.iot-chart-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--iot-text-secondary);
    margin-bottom: var(--iot-spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   IoT Device List
   ============================================ */

.iot-device-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--iot-spacing-md);
    border: 1px solid var(--iot-border);
    border-radius: var(--iot-radius-md);
    margin-bottom: var(--iot-spacing-sm);
    transition: all 0.2s ease;
}

.iot-device-item:hover {
    background: var(--iot-bg-secondary);
    border-color: var(--iot-primary);
}

.iot-device-info {
    display: flex;
    align-items: center;
    gap: var(--iot-spacing-md);
}

.iot-device-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--iot-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--iot-bg-secondary);
    color: var(--iot-primary);
}

.iot-device-details h6 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--iot-text-primary);
}

.iot-device-details p {
    margin: 0;
    font-size: 0.8125rem;
    color: var(--iot-text-secondary);
}

/* ============================================
   IoT Grid Layout
   ============================================ */

.iot-grid {
    display: grid;
    gap: var(--iot-spacing-lg);
}

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

.iot-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.iot-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1200px) {
    .iot-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .iot-grid-2,
    .iot-grid-3,
    .iot-grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   IoT Real-time Badge
   ============================================ */

.iot-realtime-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--iot-spacing-xs);
    padding: var(--iot-spacing-xs) var(--iot-spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    color: var(--iot-danger);
    border-radius: var(--iot-radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.iot-realtime-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--iot-danger);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

/* ============================================
   IoT Dark Mode Support
   ============================================ */

[data-theme="dark"] {
    --iot-bg-primary: #0f172a;
    --iot-bg-secondary: #1e293b;
    --iot-bg-card: #1e293b;
    --iot-text-primary: #f1f5f9;
    --iot-text-secondary: #cbd5e1;
    --iot-text-muted: #94a3b8;
    --iot-border: #334155;
}

/* ============================================
   IoT Responsive Utilities
   ============================================ */

@media (max-width: 768px) {
    .iot-card {
        padding: var(--iot-spacing-md);
    }
    
    .iot-metric-value {
        font-size: 1.5rem;
    }
    
    .iot-chart-container {
        height: 250px;
    }
}