/* ========================================
   MYP Professional Network Diagram
   Mercedes-Benz 3D-Druck-Management-System
======================================== */

:root {
    /* Mercedes Brand Colors */
    --mb-blue: #0066cc;
    --mb-silver: #c7c7c7;
    --mb-dark: #1a1a1a;
    
    /* Professional Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-tertiary: #999999;
    
    /* Node Colors */
    --frontend-color: #4ecdc4;
    --backend-color: #f39c12;
    --smartplug-color: #e74c3c;
    --printer-color: #9b59b6;
    --auth-color: #2ecc71;
    --server-color: #3498db;
    
    /* Connection Colors */
    --conn-frontend: #4ecdc4;
    --conn-api: #3498db;
    --conn-auth: #2ecc71;
    --conn-backend: #f39c12;
    --conn-control: #e74c3c;
    --conn-power: #ff6b35;
    --conn-monitor: #95a5a6;
}

/* ========================================
   Base Styles
======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow: auto;
}

/* ========================================
   Diagram Container
======================================== */

.diagram-container {
    width: 100%;
    min-height: 100vh;
    padding: 20px;
}

.diagram-header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

.diagram-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--mb-silver), var(--mb-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.diagram-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

.system-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-indicator.online {
    background: #00ff88;
    box-shadow: 0 0 10px #00ff88;
}

/* ========================================
   Network Diagram
======================================== */

.network-diagram {
    position: relative;
    width: 1300px;
    height: 850px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: visible;
}

/* ========================================
   Nodes
======================================== */

.node {
    position: absolute;
    width: 120px;
    height: 100px;
    background: rgba(255, 255, 255, 0.08);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    transform-origin: center;
}

.node::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    border-radius: 18px;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.node:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(255, 255, 255, 0.1);
}

.node:hover::before {
    opacity: 1;
}

.node-content {
    text-align: center;
    z-index: 2;
}

.node-icon {
    font-size: 2rem;
    margin-bottom: 8px;
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.node-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.2;
}

.node-detail {
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
    font-weight: 500;
}

/* ========================================
   Node Type Specific Styles
======================================== */

.frontend-node {
    border-left: 4px solid var(--frontend-color);
    box-shadow: 0 0 20px rgba(78, 205, 196, 0.2);
}

.frontend-node:hover {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(78, 205, 196, 0.4);
}

.backend-node {
    border-left: 4px solid var(--backend-color);
    box-shadow: 0 0 20px rgba(243, 156, 18, 0.2);
}

.backend-node:hover {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(243, 156, 18, 0.4);
}

.server-main {
    border: 3px solid var(--server-color);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(52, 152, 219, 0.1));
    box-shadow: 0 0 30px rgba(52, 152, 219, 0.3);
}

.server-main:hover {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 50px rgba(52, 152, 219, 0.5);
}

.smartplug-node {
    border-left: 4px solid var(--smartplug-color);
    box-shadow: 0 0 20px rgba(231, 76, 60, 0.2);
}

.smartplug-node:hover {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(231, 76, 60, 0.4);
}

.printer-node {
    border-left: 4px solid var(--printer-color);
    box-shadow: 0 0 20px rgba(155, 89, 182, 0.2);
}

.printer-node:hover {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(155, 89, 182, 0.4);
}

/* ========================================
   Connections
======================================== */

.connections-layer {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 1;
}

.connection {
    stroke-width: 2;
    opacity: 0.8;
    filter: drop-shadow(0 0 4px currentColor);
    transition: all 0.3s ease;
}

.connection:hover {
    stroke-width: 3;
    opacity: 1;
}

/* Connection Type Styles */
.frontend-conn {
    stroke: var(--conn-frontend);
    stroke-width: 2.5;
}

.api-conn {
    stroke: var(--conn-api);
    stroke-width: 2.5;
}

.auth-conn {
    stroke: var(--conn-auth);
    stroke-width: 2;
    stroke-dasharray: 8,4;
}

.backend-conn {
    stroke: var(--conn-backend);
    stroke-width: 2;
}

.control-conn {
    stroke: var(--conn-control);
    stroke-width: 2.5;
}

.power-conn {
    stroke: var(--conn-power);
    stroke-width: 4;
}

.monitor-conn {
    stroke: var(--conn-monitor);
    stroke-width: 1.5;
    opacity: 0.6;
}

/* ========================================
   Legend
======================================== */

.diagram-legend {
    margin-top: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    max-width: 1300px;
    margin-left: auto;
    margin-right: auto;
}

.diagram-legend h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
    text-align: center;
}

.legend-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    transition: background 0.3s ease;
}

.legend-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.legend-line {
    width: 30px;
    height: 3px;
    border-radius: 2px;
    flex-shrink: 0;
}

.legend-line.frontend-conn { background: var(--conn-frontend); }
.legend-line.api-conn { background: var(--conn-api); }
.legend-line.auth-conn { background: var(--conn-auth); }
.legend-line.backend-conn { background: var(--conn-backend); }
.legend-line.control-conn { background: var(--conn-control); }
.legend-line.power-conn { background: var(--conn-power); }
.legend-line.monitor-conn { background: var(--conn-monitor); }

.legend-item span {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ========================================
   Responsive Design
======================================== */

@media (max-width: 1400px) {
    .diagram-container {
        padding: 15px;
    }
    
    .network-diagram {
        transform: scale(0.8);
        transform-origin: top center;
    }
    
    .diagram-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 1024px) {
    .network-diagram {
        transform: scale(0.6);
    }
    
    .legend-items {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
    
    .diagram-header h1 {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .network-diagram {
        transform: scale(0.45);
    }
    
    .legend-items {
        grid-template-columns: 1fr;
    }
    
    .diagram-header {
        padding: 15px;
    }
    
    .diagram-header h1 {
        font-size: 1.5rem;
    }
    
    .diagram-header p {
        font-size: 1rem;
    }
}

/* ========================================
   Animation Effects
======================================== */

@keyframes nodeGlow {
    0%, 100% { 
        box-shadow: 0 0 20px rgba(255, 255, 255, 0.1); 
    }
    50% { 
        box-shadow: 0 0 30px rgba(255, 255, 255, 0.2); 
    }
}

.node {
    animation: nodeGlow 4s ease-in-out infinite;
}

/* ========================================
   Print Styles
======================================== */

@media print {
    body {
        background: white;
        color: black;
    }
    
    .diagram-container {
        background: white;
    }
    
    .network-diagram {
        background: white;
        border: 2px solid #333;
    }
    
    .node {
        background: white;
        border: 2px solid #333;
        color: black;
    }
    
    .connection {
        opacity: 1;
    }
}