{% extends "base.html" %}

{% block title %}Admin Panel - Mercedes-Benz MYP Platform{% endblock %}

{% block head %}
{{ super() }}
<!-- CSRF Token für AJAX-Anfragen -->
<meta name="csrf-token" content="{{ csrf_token() }}">
<script src="{{ url_for('static', filename='js/admin.js') }}" defer></script>
<script src="{{ url_for('static', filename='js/admin-system.js') }}" defer></script>
<script src="{{ url_for('static', filename='js/admin-live.js') }}" defer></script>

<!-- Loading Overlay -->
<div id="loading-overlay" class="fixed inset-0 backdrop-blur-sm z-50 flex items-center justify-center hidden">
    <div class="bg-white dark:bg-slate-800 rounded-2xl p-8 shadow-2xl">
        <div class="flex items-center space-x-4">
            <div class="animate-spin rounded-full h-8 w-8 border-b-2 border-blue-500"></div>
            <span class="text-lg font-medium text-gray-900 dark:text-white">Wird geladen...</span>
        </div>
    </div>
</div>
{% endblock %}

{% block content %}
<!-- Modernes Admin Panel mit Real-Time Updates -->
<div class="min-h-screen bg-gradient-to-br from-slate-50 via-blue-50 to-indigo-50 dark:from-slate-900 dark:via-slate-800 dark:to-slate-900">
    
    <!-- Hero Header mit Real-Time Anzeige -->
    <div class="relative overflow-hidden bg-gradient-to-r from-slate-900 via-blue-900 to-indigo-900 text-white rounded-3xl mx-4 mt-4">
        <div class="absolute inset-0 bg-black/20"></div>
        <div class="absolute inset-0 bg-gradient-to-r from-transparent via-white/5 to-transparent"></div>
        
        <!-- Live Status Indicator -->
        <div class="absolute top-4 right-4 flex items-center space-x-2">
            <div class="flex items-center space-x-2 bg-white/10 backdrop-blur-sm border border-white/20 rounded-full px-3 py-1">
                <div id="live-indicator" class="w-2 h-2 bg-green-400 rounded-full animate-pulse"></div>
                <span class="text-sm font-medium">Live</span>
            </div>
            <div class="bg-white/10 backdrop-blur-sm border border-white/20 rounded-full px-3 py-1">
                <span id="live-time" class="text-sm font-medium"></span>
            </div>
        </div>
        
        <!-- Animated Background Pattern -->
        <div class="absolute inset-0 opacity-10 rounded-3xl overflow-hidden">
            <div class="absolute inset-0" style="background-image: radial-gradient(circle at 25% 25%, white 2px, transparent 2px), radial-gradient(circle at 75% 75%, white 2px, transparent 2px); background-size: 50px 50px;"></div>
        </div>
        
        <div class="relative max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-16">
            <div class="text-center">
                <!-- Mercedes-Benz Logo -->
                <div class="inline-flex items-center justify-center w-20 h-20 bg-white/10 backdrop-blur-sm rounded-full mb-6 border border-white/20">
                    <svg class="w-10 h-10 text-white" viewBox="0 0 80 80" fill="currentColor">
                        <path d="M58.6,4.5C53,1.6,46.7,0,40,0c-6.7,0-13,1.6-18.6,4.5v0C8.7,11.2,0,24.6,0,40c0,15.4,8.7,28.8,21.5,35.5
                        C27,78.3,33.3,80,40,80c6.7,0,12.9-1.7,18.5-4.6C71.3,68.8,80,55.4,80,40C80,24.6,71.3,11.2,58.6,4.5z M4,40
                        c0-13.1,7-24.5,17.5-30.9v0C26.6,6,32.5,4.2,39,4l-4.5,32.7L21.5,46.8v0L8.3,57.1C5.6,52,4,46.2,4,40z M58.6,70.8
                        C53.1,74.1,46.8,76,40,76c-6.8,0-13.2-1.9-18.6-5.2c-4.9-2.9-8.9-6.9-11.9-11.7l11.9-4.9v0L40,46.6l18.6,7.5v0l12,4.9
                        C67.6,63.9,63.4,67.9,58.6,70.8z M58.6,46.8L58.6,46.8l-12.9-10L41.1,4c6.3,0.2,12.3,2,17.4,5.1v0C69,15.4,76,26.9,76,40
                        c0,6.2-1.5,12-4.3,17.1L58.6,46.8z"/>
                    </svg>
                </div>
                
                <h1 class="text-5xl md:text-6xl font-bold mb-4 tracking-tight">
                    <span class="bg-gradient-to-r from-white to-blue-200 bg-clip-text text-transparent">
                        Admin Control Center
                    </span>
                </h1>
                <p class="text-xl md:text-2xl text-blue-100 max-w-3xl mx-auto leading-relaxed">
                    Echtzeit-Verwaltung Ihres MYP-Systems mit modernster Technologie und Mercedes-Benz Qualität
                </p>
                
                <!-- Real-Time Quick Actions -->
                <div class="flex flex-wrap justify-center gap-4 mt-8">
                    <button id="system-status-btn" class="inline-flex items-center px-6 py-3 bg-white/10 backdrop-blur-sm border border-white/20 rounded-xl text-white hover:bg-white/20 transition-all duration-300 hover:scale-105">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 10V3L4 14h7v7l9-11h-7z"/>
                        </svg>
                        System Status
                    </button>
                    <button id="analytics-btn" class="inline-flex items-center px-6 py-3 bg-white/10 backdrop-blur-sm border border-white/20 rounded-xl text-white hover:bg-white/20 transition-all duration-300 hover:scale-105">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 19v-6a2 2 0 00-2-2H5a2 2 0 00-2 2v6a2 2 0 002 2h2a2 2 0 002-2zm0 0V9a2 2 0 012-2h2a2 2 0 012 2v10m-6 0a2 2 0 002 2h2a2 2 0 002-2m0 0V5a2 2 0 012-2h2a2 2 0 012 2v14a2 2 0 01-2 2h-2a2 2 0 01-2-2z"/>
                        </svg>
                        Live Analytics
                    </button>
                    <button id="maintenance-btn" class="inline-flex items-center px-6 py-3 bg-white/10 backdrop-blur-sm border border-white/20 rounded-xl text-white hover:bg-white/20 transition-all duration-300 hover:scale-105">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z"/>
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"/>
                        </svg>
                        Wartung
                    </button>
                </div>
            </div>
        </div>
    </div>

    <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 -mt-8 relative z-10">
        
        <!-- Real-Time Stats Dashboard mit Live-Updates -->
        <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-8 mb-16">
            <!-- Live Benutzer Stats -->
            <div class="group relative bg-white/80 dark:bg-slate-800/80 backdrop-blur-xl rounded-3xl border border-white/20 dark:border-slate-700/50 p-8 shadow-xl hover:shadow-2xl transition-all duration-500 hover:-translate-y-2">
                <div class="absolute inset-0 bg-gradient-to-br from-blue-500/10 to-indigo-500/10 rounded-2xl opacity-0 group-hover:opacity-100 transition-opacity duration-500"></div>
                <div class="relative">
                    <div class="flex items-center justify-between mb-4">
                        <div class="p-3 bg-gradient-to-br from-blue-500 to-blue-600 rounded-xl shadow-lg">
                            <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4.354a4 4 0 110 5.292M15 21H3v-1a6 6 0 0112 0v1zm0 0h6v-1a6 6 0 00-9-5.197M13 7a4 4 0 11-8 0 4 4 0 018 0z"/>
                            </svg>
                        </div>
                        <div class="text-right">
                            <div id="live-users-count" class="text-2xl font-bold text-slate-900 dark:text-white">{{ stats.total_users or 0 }}</div>
                            <div class="text-sm text-slate-500 dark:text-slate-400">Registrierte Benutzer</div>
                        </div>
                    </div>
                    <div class="flex items-center space-x-2 mb-2">
                        <div class="w-2 h-2 bg-green-400 rounded-full animate-pulse"></div>
                        <span class="text-xs text-green-600 dark:text-green-400 font-medium">Live-Daten</span>
                    </div>
                    <div class="w-full bg-slate-200 dark:bg-slate-700 rounded-full h-2">
                        <div id="users-progress" class="bg-gradient-to-r from-blue-500 to-blue-600 h-2 rounded-full transition-all duration-1000" style="width: {{ (stats.total_users / 10 * 100) if stats.total_users else 0 }}%"></div>
                    </div>
                </div>
            </div>

            <!-- Live Drucker Stats -->
            <div class="group relative bg-white/80 dark:bg-slate-800/80 backdrop-blur-xl rounded-3xl border border-white/20 dark:border-slate-700/50 p-8 shadow-xl hover:shadow-2xl transition-all duration-500 hover:-translate-y-2">
                <div class="absolute inset-0 bg-gradient-to-br from-green-500/10 to-emerald-500/10 rounded-2xl opacity-0 group-hover:opacity-100 transition-opacity duration-500"></div>
                <div class="relative">
                    <div class="flex items-center justify-between mb-4">
                        <div class="p-3 bg-gradient-to-br from-green-500 to-green-600 rounded-xl shadow-lg">
                            <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M17 17h2a2 2 0 002-2v-4a2 2 0 00-2-2H5a2 2 0 00-2 2v4a2 2 0 002 2h2m2 4h6a2 2 0 002-2v-4a2 2 0 00-2-2H9a2 2 0 00-2 2v4a2 2 0 002 2zm8-12V5a2 2 0 00-2-2H9a2 2 0 00-2 2v4h10z"/>
                            </svg>
                        </div>
                        <div class="text-right">
                            <div id="live-printers-count" class="text-2xl font-bold text-slate-900 dark:text-white">{{ stats.total_printers or 0 }}</div>
                            <div id="live-printers-online" class="text-sm text-green-500">{{ stats.online_printers or 0 }} online</div>
                        </div>
                    </div>
                    <div class="flex items-center space-x-2 mb-2">
                        <div class="w-2 h-2 bg-green-400 rounded-full animate-pulse"></div>
                        <span class="text-xs text-green-600 dark:text-green-400 font-medium">Echtzeit-Status</span>
                    </div>
                    <div class="text-sm font-medium text-slate-600 dark:text-slate-300 mb-2">Verfügbare Drucker</div>
                    <div class="w-full bg-slate-200 dark:bg-slate-700 rounded-full h-2">
                        <div id="printers-progress" class="bg-gradient-to-r from-green-500 to-green-600 h-2 rounded-full transition-all duration-1000" style="width: {{ ((stats.online_printers / stats.total_printers) * 100) if stats.total_printers else 0 }}%"></div>
                    </div>
                </div>
            </div>

            <!-- Live Jobs Stats -->
            <div class="group relative bg-white/80 dark:bg-slate-800/80 backdrop-blur-xl rounded-3xl border border-white/20 dark:border-slate-700/50 p-8 shadow-xl hover:shadow-2xl transition-all duration-500 hover:-translate-y-2">
                <div class="absolute inset-0 bg-gradient-to-br from-purple-500/10 to-violet-500/10 rounded-2xl opacity-0 group-hover:opacity-100 transition-opacity duration-500"></div>
                <div class="relative">
                    <div class="flex items-center justify-between mb-4">
                        <div class="p-3 bg-gradient-to-br from-purple-500 to-purple-600 rounded-xl shadow-lg">
                            <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 11H5m14 0a2 2 0 012 2v6a2 2 0 01-2 2H5a2 2 0 01-2-2v-6a2 2 0 012-2m14 0V9a2 2 0 00-2-2M5 11V9a2 2 0 012-2m0 0V5a2 2 0 012-2h6a2 2 0 012 2v2M7 7h10"/>
                            </svg>
                        </div>
                        <div class="text-right">
                            <div id="live-jobs-active" class="text-2xl font-bold text-slate-900 dark:text-white">{{ stats.active_jobs or 0 }}</div>
                            <div id="live-jobs-queued" class="text-sm text-slate-500 dark:text-slate-400">{{ stats.queued_jobs or 0 }} in Warteschlange</div>
                        </div>
                    </div>
                    <div class="flex items-center space-x-2 mb-2">
                        <div class="w-2 h-2 bg-purple-400 rounded-full animate-pulse"></div>
                        <span class="text-xs text-purple-600 dark:text-purple-400 font-medium">Live-Aufträge</span>
                    </div>
                    <div class="text-sm font-medium text-slate-600 dark:text-slate-300 mb-2">Aktive Druckaufträge</div>
                    <div class="w-full bg-slate-200 dark:bg-slate-700 rounded-full h-2">
                        <div id="jobs-progress" class="bg-gradient-to-r from-purple-500 to-purple-600 h-2 rounded-full transition-all duration-1000" style="width: {{ (stats.active_jobs * 10) if stats.active_jobs else 0 }}%"></div>
                    </div>
                </div>
            </div>

            <!-- Live Erfolgsrate Stats -->
            <div class="group relative bg-white/80 dark:bg-slate-800/80 backdrop-blur-xl rounded-3xl border border-white/20 dark:border-slate-700/50 p-8 shadow-xl hover:shadow-2xl transition-all duration-500 hover:-translate-y-2">
                <div class="absolute inset-0 bg-gradient-to-br from-orange-500/10 to-red-500/10 rounded-2xl opacity-0 group-hover:opacity-100 transition-opacity duration-500"></div>
                <div class="relative">
                    <div class="flex items-center justify-between mb-4">
                        <div class="p-3 bg-gradient-to-br from-orange-500 to-orange-600 rounded-xl shadow-lg">
                            <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/>
                            </svg>
                        </div>
                        <div class="text-right">
                            <div id="live-success-rate" class="text-2xl font-bold text-slate-900 dark:text-white">{{ stats.success_rate or 0 }}%</div>
                            <div id="success-trend" class="text-sm text-green-500">
                                <span class="inline-flex items-center">
                                    <svg class="w-3 h-3 mr-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 10l7-7m0 0l7 7m-7-7v18"/>
                                    </svg>
                                    Stabil
                                </span>
                            </div>
                        </div>
                    </div>
                    <div class="flex items-center space-x-2 mb-2">
                        <div class="w-2 h-2 bg-orange-400 rounded-full animate-pulse"></div>
                        <span class="text-xs text-orange-600 dark:text-orange-400 font-medium">Live-Erfolgsrate</span>
                    </div>
                    <div class="text-sm font-medium text-slate-600 dark:text-slate-300 mb-2">Erfolgreiche Druckaufträge</div>
                    <div class="w-full bg-slate-200 dark:bg-slate-700 rounded-full h-2">
                        <div id="success-progress" class="bg-gradient-to-r from-orange-500 to-orange-600 h-2 rounded-full transition-all duration-1000" style="width: {{ stats.success_rate or 0 }}%"></div>
                    </div>
                </div>
            </div>
        </div>

        <!-- Navigation Tabs -->
        <div class="bg-white/80 dark:bg-slate-800/80 backdrop-blur-xl rounded-3xl border border-white/20 dark:border-slate-700/50 p-4 mb-12 shadow-xl">
            <nav class="flex space-x-2" aria-label="Tabs">
                <a href="{{ url_for('admin_page', tab='users') }}" 
                   class="group flex items-center px-6 py-3 text-sm font-medium rounded-xl transition-all duration-300 {{ 'bg-gradient-to-r from-blue-500 to-blue-600 text-white shadow-lg' if active_tab == 'users' else 'text-slate-600 dark:text-slate-300 hover:bg-slate-100 dark:hover:bg-slate-700/50 hover:text-slate-900 dark:hover:text-white' }}">
                    <svg class="w-5 h-5 mr-2 {{ 'text-white' if active_tab == 'users' else 'text-slate-400 group-hover:text-slate-600 dark:group-hover:text-slate-300' }}" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4.354a4 4 0 110 5.292M15 21H3v-1a6 6 0 0112 0v1zm0 0h6v-1a6 6 0 00-9-5.197M13 7a4 4 0 11-8 0 4 4 0 018 0z"/>
                    </svg>
                    Benutzer
                </a>
                
                <a href="{{ url_for('admin_page', tab='printers') }}" 
                   class="group flex items-center px-6 py-3 text-sm font-medium rounded-xl transition-all duration-300 {{ 'bg-gradient-to-r from-blue-500 to-blue-600 text-white shadow-lg' if active_tab == 'printers' else 'text-slate-600 dark:text-slate-300 hover:bg-slate-100 dark:hover:bg-slate-700/50 hover:text-slate-900 dark:hover:text-white' }}">
                    <svg class="w-5 h-5 mr-2 {{ 'text-white' if active_tab == 'printers' else 'text-slate-400 group-hover:text-slate-600 dark:group-hover:text-slate-300' }}" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M17 17h2a2 2 0 002-2v-4a2 2 0 00-2-2H5a2 2 0 00-2 2v4a2 2 0 002 2m2 4h6a2 2 0 002-2v-4a2 2 0 00-2-2H9a2 2 0 00-2 2v4a2 2 0 002 2zm8-12V5a2 2 0 00-2-2H9a2 2 0 00-2 2v4h10z"/>
                    </svg>
                    Drucker
                </a>
                
                <a href="{{ url_for('admin_page', tab='jobs') }}" 
                   class="group flex items-center px-6 py-3 text-sm font-medium rounded-xl transition-all duration-300 {{ 'bg-gradient-to-r from-blue-500 to-blue-600 text-white shadow-lg' if active_tab == 'jobs' else 'text-slate-600 dark:text-slate-300 hover:bg-slate-100 dark:hover:bg-slate-700/50 hover:text-slate-900 dark:hover:text-white' }}">
                    <svg class="w-5 h-5 mr-2 {{ 'text-white' if active_tab == 'jobs' else 'text-slate-400 group-hover:text-slate-600 dark:group-hover:text-slate-300' }}" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 11H5m14 0a2 2 0 012 2v6a2 2 0 01-2 2H5a2 2 0 01-2-2v-6a2 2 0 012-2m14 0V9a2 2 0 00-2-2M5 11V9a2 2 0 012-2m0 0V5a2 2 0 012-2h6a2 2 0 012 2v2M7 7h10"/>
                    </svg>
                    Druckaufträge
                </a>
                
                <a href="{{ url_for('admin_page', tab='system') }}" 
                   class="group flex items-center px-6 py-3 text-sm font-medium rounded-xl transition-all duration-300 {{ 'bg-gradient-to-r from-blue-500 to-blue-600 text-white shadow-lg' if active_tab == 'system' else 'text-slate-600 dark:text-slate-300 hover:bg-slate-100 dark:hover:bg-slate-700/50 hover:text-slate-900 dark:hover:text-white' }}">
                    <svg class="w-5 h-5 mr-2 {{ 'text-white' if active_tab == 'system' else 'text-slate-400 group-hover:text-slate-600 dark:group-hover:text-slate-300' }}" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z"/>
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"/>
                    </svg>
                    System
                </a>
                
                <a href="{{ url_for('admin_page', tab='logs') }}" 
                   class="group flex items-center px-6 py-3 text-sm font-medium rounded-xl transition-all duration-300 {{ 'bg-gradient-to-r from-blue-500 to-blue-600 text-white shadow-lg' if active_tab == 'logs' else 'text-slate-600 dark:text-slate-300 hover:bg-slate-100 dark:hover:bg-slate-700/50 hover:text-slate-900 dark:hover:text-white' }}">
                    <svg class="w-5 h-5 mr-2 {{ 'text-white' if active_tab == 'logs' else 'text-slate-400 group-hover:text-slate-600 dark:group-hover:text-slate-300' }}" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"/>
                    </svg>
                    Logs
                </a>
            </nav>
        </div>

        <!-- Tab Content -->
        <div class="bg-white/80 dark:bg-slate-800/80 backdrop-blur-xl rounded-3xl border border-white/20 dark:border-slate-700/50 shadow-xl overflow-hidden">
            
            {% if active_tab == 'users' %}
            <!-- Benutzer Tab -->
            <div class="p-12">
                <div class="flex items-center justify-between mb-6">
                    <h2 class="text-2xl font-bold text-slate-900 dark:text-white">Benutzerverwaltung</h2>
                    <button id="add-user-btn" class="inline-flex items-center px-4 py-2 bg-gradient-to-r from-blue-500 to-blue-600 text-white rounded-xl hover:from-blue-600 hover:to-blue-700 transition-all duration-300 shadow-lg hover:shadow-xl">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6v6m0 0v6m0-6h6m-6 0H6"/>
                        </svg>
                        Neuer Benutzer
                    </button>
                </div>
                
                <!-- Benutzer Tabelle -->
                <div class="overflow-x-auto">
                    <table class="min-w-full divide-y divide-slate-200 dark:divide-slate-700">
                        <thead class="bg-slate-50 dark:bg-slate-900/50">
                            <tr>
                                <th class="px-6 py-3 text-left text-xs font-medium text-slate-500 dark:text-slate-400 uppercase tracking-wider">Benutzer</th>
                                <th class="px-6 py-3 text-left text-xs font-medium text-slate-500 dark:text-slate-400 uppercase tracking-wider">E-Mail</th>
                                <th class="px-6 py-3 text-left text-xs font-medium text-slate-500 dark:text-slate-400 uppercase tracking-wider">Rolle</th>
                                <th class="px-6 py-3 text-left text-xs font-medium text-slate-500 dark:text-slate-400 uppercase tracking-wider">Status</th>
                                <th class="px-6 py-3 text-left text-xs font-medium text-slate-500 dark:text-slate-400 uppercase tracking-wider">Letzte Aktivität</th>
                                <th class="px-6 py-3 text-left text-xs font-medium text-slate-500 dark:text-slate-400 uppercase tracking-wider">Aktionen</th>
                            </tr>
                        </thead>
                        <tbody class="bg-white dark:bg-slate-800/50 divide-y divide-slate-200 dark:divide-slate-700">
                            {% for user in users %}
                            <tr class="hover:bg-slate-50 dark:hover:bg-slate-700/50 transition-colors duration-200">
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <div class="flex items-center">
                                        <div class="flex-shrink-0 h-10 w-10">
                                            <div class="h-10 w-10 rounded-full bg-gradient-to-br from-blue-500 to-purple-600 flex items-center justify-center text-white font-semibold">
                                                {{ user.username[0].upper() }}
                                            </div>
                                        </div>
                                        <div class="ml-4">
                                            <div class="text-sm font-medium text-slate-900 dark:text-white">{{ user.username }}</div>
                                            <div class="text-sm text-slate-500 dark:text-slate-400">{{ user.first_name }} {{ user.last_name }}</div>
                                        </div>
                                    </div>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap text-sm text-slate-900 dark:text-white">{{ user.email }}</td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <span class="inline-flex px-2 py-1 text-xs font-semibold rounded-full {{ 'bg-purple-100 text-purple-800 dark:bg-purple-900 dark:text-purple-200' if user.is_admin else 'bg-green-100 text-green-800 dark:bg-green-900 dark:text-green-200' }}">
                                        {{ 'Administrator' if user.is_admin else 'Benutzer' }}
                                    </span>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap">
                                    <span class="inline-flex items-center px-2 py-1 text-xs font-semibold rounded-full {{ 'bg-green-100 text-green-800 dark:bg-green-900 dark:text-green-200' if user.is_active else 'bg-red-100 text-red-800 dark:bg-red-900 dark:text-red-200' }}">
                                        <span class="w-2 h-2 mr-1 rounded-full {{ 'bg-green-400' if user.is_active else 'bg-red-400' }}"></span>
                                        {{ 'Aktiv' if user.is_active else 'Inaktiv' }}
                                    </span>
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap text-sm text-slate-500 dark:text-slate-400">
                                    {{ user.last_login | format_datetime if user.last_login else 'Nie' }}
                                </td>
                                <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                                    <div class="flex space-x-2">
                                        <button class="edit-user-btn text-blue-600 hover:text-blue-900 dark:text-blue-400 dark:hover:text-blue-300 transition-colors" data-user-id="{{ user.id }}">
                                            <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z"/>
                                            </svg>
                                        </button>
                                        <button class="delete-user-btn text-red-600 hover:text-red-900 dark:text-red-400 dark:hover:text-red-300 transition-colors" data-user-id="{{ user.id }}" data-user-name="{{ user.username }}">
                                            <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16"/>
                                            </svg>
                                        </button>
                                    </div>
                                </td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>
            </div>
            
            {% elif active_tab == 'printers' %}
            <!-- Drucker Tab -->
            <div class="p-8">
                <div class="flex items-center justify-between mb-6">
                    <h2 class="text-2xl font-bold text-slate-900 dark:text-white">Druckerverwaltung</h2>
                    <button id="add-printer-btn" class="inline-flex items-center px-4 py-2 bg-gradient-to-r from-green-500 to-green-600 text-white rounded-xl hover:from-green-600 hover:to-green-700 transition-all duration-300 shadow-lg hover:shadow-xl">
                        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6v6m0 0v6m0-6h6m-6 0H6"/>
                        </svg>
                        Drucker hinzufügen
                    </button>
                </div>
                
                <!-- Drucker Grid -->
                <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-6">
                    {% for printer in printers %}
                    <div class="bg-white/60 dark:bg-slate-700/60 backdrop-blur-sm rounded-xl border border-slate-200 dark:border-slate-600 p-6 shadow-lg hover:shadow-xl transition-all duration-300 hover:-translate-y-1">
                        <div class="flex items-center justify-between mb-4">
                            <h3 class="text-lg font-semibold text-slate-900 dark:text-white">{{ printer.name }}</h3>
                            <span class="inline-flex items-center px-2 py-1 text-xs font-semibold rounded-full bg-green-100 text-green-800 dark:bg-green-900 dark:text-green-200">
                                <span class="w-2 h-2 mr-1 rounded-full bg-green-400 animate-pulse"></span>
                                {{ printer.status.title() }}
                            </span>
                        </div>
                        
                        <div class="space-y-3">
                            <div class="flex justify-between text-sm">
                                <span class="text-slate-600 dark:text-slate-400">Modell:</span>
                                <span class="text-slate-900 dark:text-white font-medium">{{ printer.model }}</span>
                            </div>
                            <div class="flex justify-between text-sm">
                                <span class="text-slate-600 dark:text-slate-400">Standort:</span>
                                <span class="text-slate-900 dark:text-white font-medium">{{ printer.location }}</span>
                            </div>
                            <div class="flex justify-between text-sm">
                                <span class="text-slate-600 dark:text-slate-400">Aktuelle Aufgabe:</span>
                                <span class="text-slate-900 dark:text-white font-medium">
                                    {% if printer.current_job %}
                                        {{ printer.current_job.filename[:20] }}...
                                    {% else %}
                                        Keine
                                    {% endif %}
                                </span>
                            </div>
                            
                            {% if printer.current_job %}
                            <div class="mt-4">
                                <div class="flex justify-between text-sm mb-1">
                                    <span class="text-slate-600 dark:text-slate-400">Fortschritt:</span>
                                    <span class="text-slate-900 dark:text-white font-medium">{{ printer.current_job.progress }}%</span>
                                </div>
                                <div class="w-full bg-slate-200 dark:bg-slate-600 rounded-full h-2">
                                    <div class="bg-gradient-to-r from-blue-500 to-blue-600 h-2 rounded-full transition-all duration-500" style="width: {{ printer.current_job.progress }}%"></div>
                                </div>
                            </div>
                            {% endif %}
                        </div>
                        
                        <div class="flex space-x-2 mt-6">
                            <button class="manage-printer-btn flex-1 px-3 py-2 bg-blue-500 text-white rounded-lg hover:bg-blue-600 transition-colors text-sm font-medium" data-printer-id="{{ printer.id }}">
                                Verwalten
                            </button>
                            <button class="settings-printer-btn px-3 py-2 bg-slate-200 dark:bg-slate-600 text-slate-700 dark:text-slate-300 rounded-lg hover:bg-slate-300 dark:hover:bg-slate-500 transition-colors text-sm" data-printer-id="{{ printer.id }}">
                                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z"/>
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"/>
                                </svg>
                            </button>
                        </div>
                    </div>
                    {% endfor %}
                </div>
            </div>
                
                <!-- System Actions -->
                <div class="grid grid-cols-1 md:grid-cols-2 gap-6">
                    <div class="bg-white/60 dark:bg-slate-700/60 backdrop-blur-sm rounded-xl border border-slate-200 dark:border-slate-600 p-6 shadow-lg">
                        <h3 class="text-lg font-semibold text-slate-900 dark:text-white mb-4">Wartung</h3>
                        <div class="space-y-3">
                            <button id="clear-cache-btn" class="w-full px-4 py-2 bg-blue-500 text-white rounded-lg hover:bg-blue-600 transition-colors text-sm font-medium">
                                Cache leeren
                            </button>
                            <button id="optimize-db-btn" class="w-full px-4 py-2 bg-yellow-500 text-white rounded-lg hover:bg-yellow-600 transition-colors text-sm font-medium">
                                Datenbank optimieren
                            </button>
                            <button id="create-backup-btn" class="w-full px-4 py-2 bg-green-500 text-white rounded-lg hover:bg-green-600 transition-colors text-sm font-medium">
                                Backup erstellen
                            </button>
                        </div>
                    </div>
                    
                    <div class="bg-white/60 dark:bg-slate-700/60 backdrop-blur-sm rounded-xl border border-slate-200 dark:border-slate-600 p-6 shadow-lg">
                        <h3 class="text-lg font-semibold text-slate-900 dark:text-white mb-4">Konfiguration</h3>
                        <div class="space-y-3">
                            <button id="edit-settings-btn" class="w-full px-4 py-2 bg-purple-500 text-white rounded-lg hover:bg-purple-600 transition-colors text-sm font-medium">
                                Einstellungen bearbeiten
                            </button>
                            <button id="update-printers-btn" class="w-full px-4 py-2 bg-indigo-500 text-white rounded-lg hover:bg-indigo-600 transition-colors text-sm font-medium">
                                Drucker aktualisieren
                            </button>
                            <button id="restart-system-btn" class="w-full px-4 py-2 bg-red-500 text-white rounded-lg hover:bg-red-600 transition-colors text-sm font-medium">
                                System neustarten
                            </button>
                        </div>
                    </div>
                </div>
            </div>
        
            {% elif active_tab == 'logs' %}
            <!-- Logs Tab -->
            <div class="p-8">
                <div class="flex items-center justify-between mb-6">
                    <h2 class="text-2xl font-bold text-slate-900 dark:text-white">System Logs</h2>
                    <div class="flex space-x-3">
                        <select class="px-4 py-2 bg-white dark:bg-slate-700 border border-slate-300 dark:border-slate-600 rounded-xl text-slate-900 dark:text-white focus:ring-2 focus:ring-blue-500 focus:border-transparent">
                            <option>Alle Logs</option>
                            <option>Fehler</option>
                            <option>Warnungen</option>
                            <option>Info</option>
                            <option>Debug</option>
                        </select>
                        <button class="inline-flex items-center px-4 py-2 bg-gradient-to-r from-slate-500 to-slate-600 text-white rounded-xl hover:from-slate-600 hover:to-slate-700 transition-all duration-300 shadow-lg hover:shadow-xl">
                            <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4"/>
                            </svg>
                            Export
                        </button>
                    </div>
                </div>
                
                <!-- Log Entries -->
                <div class="space-y-2 max-h-96 overflow-y-auto">
                    {% for log in logs %}
                    <div class="bg-white/60 dark:bg-slate-700/60 backdrop-blur-sm rounded-lg border border-slate-200 dark:border-slate-600 p-4 shadow-sm">
                        <div class="flex items-start justify-between">
                            <div class="flex items-start space-x-3">
                                {% set log_colors = {
                                    'ERROR': 'bg-red-100 text-red-800 dark:bg-red-900 dark:text-red-200',
                                    'WARNING': 'bg-yellow-100 text-yellow-800 dark:bg-yellow-900 dark:text-yellow-200',
                                    'INFO': 'bg-blue-100 text-blue-800 dark:bg-blue-900 dark:text-blue-200',
                                    'DEBUG': 'bg-gray-100 text-gray-800 dark:bg-gray-900 dark:text-gray-200'
                                } %}
                                <span class="inline-flex px-2 py-1 text-xs font-semibold rounded-full {{ log_colors.get(log.level, 'bg-gray-100 text-gray-800') }}">
                                    {{ log.level }}
                                </span>
                                <div>
                                    <p class="text-sm text-slate-900 dark:text-white">{{ log.message }}</p>
                                    <p class="text-xs text-slate-500 dark:text-slate-400 mt-1">{{ log.module }} - {{ log.timestamp | format_datetime('%d.%m.%Y %H:%M:%S') if log.timestamp else 'Unbekannt' }}</p>
                                </div>
                            </div>
                        </div>
                    </div>
                    {% endfor %}
                </div>
            </div>
            
            {% else %}
            <!-- Default Tab -->
            <div class="p-8 text-center">
                <div class="max-w-md mx-auto">
                    <svg class="w-16 h-16 mx-auto text-slate-400 dark:text-slate-500 mb-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/>
                    </svg>
                    <h3 class="text-lg font-medium text-slate-900 dark:text-white mb-2">Willkommen im Admin Panel</h3>
                    <p class="text-slate-500 dark:text-slate-400">Wählen Sie einen Tab aus, um zu beginnen.</p>
                </div>
            </div>
            {% endif %}
        </div>
    </div>
</div>

<!-- Loading Overlay -->
<div id="loading-overlay" class="fixed inset-0 bg-black/50 backdrop-blur-sm z-50 hidden">
    <div class="flex items-center justify-center h-full">
        <div class="bg-white dark:bg-slate-800 rounded-2xl p-8 shadow-2xl">
            <div class="flex items-center space-x-4">
                <div class="animate-spin rounded-full h-8 w-8 border-b-2 border-blue-500"></div>
                <span class="text-slate-900 dark:text-white font-medium">Wird geladen...</span>
            </div>
        </div>
    </div>
</div>

<script>
// Hilfsfunktionen sind in admin-system.js definiert

// Funktionen sind in admin-system.js definiert

// Event Listener für Admin-Buttons
document.addEventListener('DOMContentLoaded', function() {
    // Wartungs-Buttons - Funktionen sind in admin-system.js definiert
    const clearCacheBtn = document.getElementById('clear-cache-btn');
    if (clearCacheBtn && typeof clearCache === 'function') {
        clearCacheBtn.addEventListener('click', clearCache);
    }
    
    const optimizeDbBtn = document.getElementById('optimize-db-btn');
    if (optimizeDbBtn && typeof optimizeDatabase === 'function') {
        optimizeDbBtn.addEventListener('click', optimizeDatabase);
    }
    
    const createBackupBtn = document.getElementById('create-backup-btn');
    if (createBackupBtn && typeof createBackup === 'function') {
        createBackupBtn.addEventListener('click', createBackup);
    }
    
    // Konfigurations-Buttons - Funktionen sind in admin-system.js definiert
    const editSettingsBtn = document.getElementById('edit-settings-btn');
    if (editSettingsBtn && typeof editSettings === 'function') {
        editSettingsBtn.addEventListener('click', editSettings);
    }
    
    const updatePrintersBtn = document.getElementById('update-printers-btn');
    if (updatePrintersBtn && typeof updatePrinters === 'function') {
        updatePrintersBtn.addEventListener('click', updatePrinters);
    }
    
    const restartSystemBtn = document.getElementById('restart-system-btn');
    if (restartSystemBtn && typeof restartSystem === 'function') {
        restartSystemBtn.addEventListener('click', restartSystem);
    }
    
    // Benutzer hinzufügen Button
    const addUserBtn = document.getElementById('add-user-btn');
    if (addUserBtn) {
        addUserBtn.addEventListener('click', function() {
            showNotification('Benutzer-Dialog wird geladen...', 'info');
            // Hier würde normalerweise ein Modal geöffnet
            window.location.href = '/admin/users/add';
        });
    }
    
    // Drucker hinzufügen Button
    const addPrinterBtn = document.getElementById('add-printer-btn');
    if (addPrinterBtn) {
        addPrinterBtn.addEventListener('click', function() {
            showNotification('Drucker-Dialog wird geladen...', 'info');
            // Hier würde normalerweise ein Modal geöffnet
            window.location.href = '/admin/printers/add';
        });
    }
    
    // Benutzer bearbeiten Buttons
    document.querySelectorAll('.edit-user-btn').forEach(btn => {
        btn.addEventListener('click', function() {
            const userId = this.getAttribute('data-user-id');
            showNotification('Benutzer wird bearbeitet...', 'info');
            window.location.href = `/admin/users/${userId}/edit`;
        });
    });
    
    // Benutzer löschen Buttons
    document.querySelectorAll('.delete-user-btn').forEach(btn => {
        btn.addEventListener('click', function() {
            const userId = this.getAttribute('data-user-id');
            const userName = this.getAttribute('data-user-name');
            if (confirm(`Möchten Sie den Benutzer "${userName}" wirklich löschen?`)) {
                deleteUser(userId, userName);
            }
        });
    });
    
    // Drucker verwalten Buttons
    document.querySelectorAll('.manage-printer-btn').forEach(btn => {
        btn.addEventListener('click', function() {
            const printerId = this.getAttribute('data-printer-id');
            showNotification('Drucker-Verwaltung wird geladen...', 'info');
            window.location.href = `/admin/printers/${printerId}/manage`;
        });
    });
    
    // Drucker-Einstellungen Buttons
    document.querySelectorAll('.settings-printer-btn').forEach(btn => {
        btn.addEventListener('click', function() {
            const printerId = this.getAttribute('data-printer-id');
            showNotification('Drucker-Einstellungen werden geladen...', 'info');
            window.location.href = `/admin/printers/${printerId}/settings`;
        });
    });
});

// Benutzer löschen Funktion
async function deleteUser(userId, userName) {
    const result = await makeApiCall(`/api/users/${userId}`, 'DELETE');
    if (result) {
        showNotification(`Benutzer "${userName}" wurde erfolgreich gelöscht`, 'success');
        setTimeout(() => location.reload(), 2000);
    }
}

// Alle Funktionen sind bereits in admin-system.js definiert
</script>
{% endblock %}