feat: Netzwerk-Segmentverwaltung, Dashboard, globale Suche v0.6.0

CHANGELOG.md

@@ -9,6 +9,39 @@ Dieses Projekt verwendet [Semantic Versioning](https://semver.org/lang/de/).
 
 ---
 
+## [0.6.0] - 2026-07-01
+
+### Added
+- Netzwerk-Segmentverwaltung: Subnetze mit Name, VLAN-ID und Aktiv/Inaktiv-Flag definieren
+- Neue Tabelle `network_segments` als organisatorische Einheit für Scan-Durchläufe
+- Dashboard-Ansicht „Netzwerk" mit Übersicht aller Segmente, KPI-Karten und offenen Ereignissen
+- Globale Suche über alle Segmente nach IP, MAC, Hostname und Bezeichnung
+- Navigation „Netzwerk" als Dropdown: Dashboard, Segmente, Alle Geräte, Suche, Import
+- Import-Seite: Segment-Auswahl beim Upload eines Angry IP Scanner Exports
+- Segment-Detailseite mit Scan-Historie
+- `segment_id` FK in `network_scans` Tabelle
+
+---
+
+## [0.5.0] - 2026-06-29
+
+### Added
+- Netzwerk-Modul: Menüpunkt „Netzwerk" auf Ebene 0 für alle eingeloggten Benutzer
+- Import von Angry IP Scanner `.txt`-Exporten (tab-getrennt) via Datei-Upload
+- Automatische Erkennung und Speicherung von Netzwerkgeräten anhand MAC-Adresse
+- Chronologische Scan-Sessions mit Metadaten (Subnetz, Quelle, Gesamt-/Online-Hosts)
+- Änderungserkennung: neue Geräte, IP-Wechsel, Online/Offline-Statuswechsel
+- Ereignis-Protokoll pro Gerät mit Bestätigungs-Workflow (✓ Bestätigen)
+- Geräte-Detailansicht: Stammdaten, Bezeichnung, Notizen, IP-Verlauf, Ereignislog
+- Geräte-Übersicht mit Suche und Statusfilter (Online/Offline)
+- Scan-Detailansicht mit vollständiger Host-Tabelle
+- Manuelle Notizen zu Geräten hinzufügbar
+- 4 neue Datenbanktabellen: `network_scans`, `network_devices`, `network_hosts`, `network_device_events`
+- `NetworkScanImporter`-Service für Parser-Logik (MAC-Normalisierung, Spalten-Aliase)
+- `NetworkController` mit 9 Routen
+
+---
+
 ## [0.4.0] - 2026-06-29
 
 ### Added
@@ -62,7 +95,9 @@ Dieses Projekt verwendet [Semantic Versioning](https://semver.org/lang/de/).
 - Grundlegende PHP-Projektstruktur (public/, src/, config/)
 - composer.json, .gitignore, README.md
 
-[Unreleased]: http://localhost:3000/admin/Network-MGMT/compare/v0.4.0...HEAD
+[Unreleased]: http://localhost:3000/admin/Network-MGMT/compare/v0.6.0...HEAD
+[0.6.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.5.0...v0.6.0
+[0.5.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.4.0...v0.5.0
 [0.4.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.3.0...v0.4.0
 [0.3.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.2.0...v0.3.0
 [0.2.0]: http://localhost:3000/admin/Network-MGMT/compare/v0.1.0...v0.2.0

app/Http/Controllers/NetworkController.php

@@ -0,0 +1,208 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\NetworkDevice;
+use App\Models\NetworkDeviceEvent;
+use App\Models\NetworkScan;
+use App\Models\NetworkSegment;
+use App\Services\NetworkScanImporter;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\View\View;
+
+class NetworkController extends Controller
+{
+    // --- Dashboard ---
+    public function dashboard(): View
+    {
+        $segments = NetworkSegment::withCount('scans')->orderBy('name')->get();
+        $totalDevices  = NetworkDevice::count();
+        $onlineDevices = NetworkDevice::where('status', 'online')->count();
+        $recentEvents  = NetworkDeviceEvent::with('device')
+            ->where('documented', false)
+            ->latest()
+            ->take(10)
+            ->get();
+
+        // Letzten Scan pro Segment
+        $latestScans = NetworkScan::select('network_scans.*')
+            ->orderByDesc('created_at')
+            ->get()
+            ->groupBy('segment_id');
+
+        return view('network.dashboard', compact(
+            'segments', 'totalDevices', 'onlineDevices', 'recentEvents', 'latestScans'
+        ));
+    }
+
+    // --- Globale Suche ---
+    public function search(Request $request): View
+    {
+        $q       = trim($request->get('q', ''));
+        $devices = collect();
+
+        if (strlen($q) >= 2) {
+            $devices = NetworkDevice::with('events')
+                ->where(function ($query) use ($q) {
+                    $query->where('current_ip',   'like', "%{$q}%")
+                          ->orWhere('mac_address', 'like', "%{$q}%")
+                          ->orWhere('hostname',    'like', "%{$q}%")
+                          ->orWhere('label',       'like', "%{$q}%")
+                          ->orWhere('mac_vendor',  'like', "%{$q}%");
+                })
+                ->orderBy('current_ip')
+                ->paginate(50)
+                ->withQueryString();
+        }
+
+        return view('network.search', compact('q', 'devices'));
+    }
+
+    // --- Alte index-Route umleiten ---
+    public function index(): \Illuminate\Http\RedirectResponse
+    {
+        return redirect()->route('network.dashboard');
+    }
+
+    // --- Alle Geräte ---
+    public function devices(Request $request): View
+    {
+        $query = NetworkDevice::with('events')
+            ->orderBy('current_ip');
+
+        if ($request->filled('status')) {
+            $query->where('status', $request->status);
+        }
+        if ($request->filled('search')) {
+            $s = $request->search;
+            $query->where(function ($q) use ($s) {
+                $q->where('current_ip', 'like', "%{$s}%")
+                  ->orWhere('mac_address', 'like', "%{$s}%")
+                  ->orWhere('hostname', 'like', "%{$s}%")
+                  ->orWhere('label', 'like', "%{$s}%")
+                  ->orWhere('mac_vendor', 'like', "%{$s}%");
+            });
+        }
+
+        $devices = $query->paginate(50)->withQueryString();
+
+        return view('network.devices', compact('devices'));
+    }
+
+    // --- Geräte-Detail ---
+    public function device(NetworkDevice $device): View
+    {
+        $device->load(['events.documentedBy', 'hosts.scan']);
+        $ipHistory = $device->hosts()
+            ->select('ip_address', 'status', 'ping_ms', 'created_at')
+            ->join('network_scans', 'network_scans.id', '=', 'network_hosts.scan_id')
+            ->orderByDesc('network_hosts.created_at')
+            ->take(50)
+            ->get();
+
+        return view('network.device', compact('device', 'ipHistory'));
+    }
+
+    // --- Gerät: Label/Notiz speichern ---
+    public function updateDevice(Request $request, NetworkDevice $device): RedirectResponse
+    {
+        $validated = $request->validate([
+            'label' => ['nullable', 'string', 'max:100'],
+            'notes' => ['nullable', 'string', 'max:1000'],
+        ]);
+
+        $oldLabel = $device->label;
+        $device->update($validated);
+
+        if ($oldLabel !== $validated['label']) {
+            NetworkDeviceEvent::create([
+                'device_id'  => $device->id,
+                'event_type' => 'label_changed',
+                'old_value'  => $oldLabel,
+                'new_value'  => $validated['label'],
+                'description'=> 'Bezeichnung manuell geändert',
+                'documented' => true,
+                'documented_by' => auth()->id(),
+                'documented_at' => now(),
+            ]);
+        }
+
+        return redirect()->route('network.device', $device)
+            ->with('success', 'Gerät aktualisiert.');
+    }
+
+    // --- Ereignis dokumentieren ---
+    public function documentEvent(Request $request, NetworkDeviceEvent $event): RedirectResponse
+    {
+        $request->validate([
+            'description' => ['nullable', 'string', 'max:500'],
+        ]);
+
+        $event->update([
+            'documented'    => true,
+            'documented_by' => auth()->id(),
+            'documented_at' => now(),
+            'description'   => $request->description ?? $event->description,
+        ]);
+
+        return back()->with('success', 'Ereignis dokumentiert.');
+    }
+
+    // --- Manuelle Notiz hinzufügen ---
+    public function addNote(Request $request, NetworkDevice $device): RedirectResponse
+    {
+        $request->validate([
+            'description' => ['required', 'string', 'max:500'],
+        ]);
+
+        NetworkDeviceEvent::create([
+            'device_id'     => $device->id,
+            'event_type'    => 'manual_note',
+            'description'   => $request->description,
+            'documented'    => true,
+            'documented_by' => auth()->id(),
+            'documented_at' => now(),
+        ]);
+
+        return back()->with('success', 'Notiz hinzugefügt.');
+    }
+
+    // --- Import ---
+    public function showImport(): View
+    {
+        $segments = NetworkSegment::where('active', true)->orderBy('name')->get();
+        return view('network.import', compact('segments'));
+    }
+
+    public function import(Request $request, NetworkScanImporter $importer): RedirectResponse
+    {
+        $request->validate([
+            'segment_id' => ['nullable', 'exists:network_segments,id'],
+            'scan_file'  => ['required', 'file', 'mimes:txt,csv', 'max:10240'],
+        ]);
+
+        $path     = $request->file('scan_file')->store('imports', 'local');
+        $fullPath = Storage::disk('local')->path($path);
+
+        $scan = $importer->importAngryIpScannerFile(
+            $fullPath,
+            auth()->id(),
+            $request->input('segment_id')
+        );
+
+        return redirect()->route('network.scan', $scan)
+            ->with('success', "Import abgeschlossen: {$scan->online_hosts} online, {$scan->new_devices} neue Geräte.");
+    }
+
+    // --- Scan-Detail ---
+    public function scan(NetworkScan $scan): View
+    {
+        $hosts = $scan->hosts()
+            ->orderByRaw("INET_ATON(ip_address)")
+            ->get();
+
+        return view('network.scan', compact('scan', 'hosts'));
+    }
+}

app/Http/Controllers/NetworkSegmentController.php

@@ -0,0 +1,83 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\NetworkSegment;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\View\View;
+
+class NetworkSegmentController extends Controller
+{
+    public function index(): View
+    {
+        $segments = NetworkSegment::withCount('scans')
+            ->orderBy('name')
+            ->get();
+
+        return view('network.segments.index', compact('segments'));
+    }
+
+    public function create(): View
+    {
+        return view('network.segments.create');
+    }
+
+    public function store(Request $request): RedirectResponse
+    {
+        $validated = $request->validate([
+            'name'        => ['required', 'string', 'max:100'],
+            'subnet'      => ['required', 'string', 'max:50'],
+            'vlan_id'     => ['nullable', 'integer', 'min:1', 'max:4094'],
+            'active'      => ['boolean'],
+            'description' => ['nullable', 'string', 'max:500'],
+        ]);
+
+        $validated['active']     = $request->boolean('active', true);
+        $validated['created_by'] = auth()->id();
+
+        NetworkSegment::create($validated);
+
+        return redirect()->route('network.segments.index')
+            ->with('success', "Segment \"{$validated['name']}\" angelegt.");
+    }
+
+    public function show(NetworkSegment $segment): View
+    {
+        $scans = $segment->scans()->latest()->paginate(20);
+        $latestScan = $segment->scans()->latest()->first();
+
+        return view('network.segments.show', compact('segment', 'scans', 'latestScan'));
+    }
+
+    public function edit(NetworkSegment $segment): View
+    {
+        return view('network.segments.edit', compact('segment'));
+    }
+
+    public function update(Request $request, NetworkSegment $segment): RedirectResponse
+    {
+        $validated = $request->validate([
+            'name'        => ['required', 'string', 'max:100'],
+            'subnet'      => ['required', 'string', 'max:50'],
+            'vlan_id'     => ['nullable', 'integer', 'min:1', 'max:4094'],
+            'active'      => ['boolean'],
+            'description' => ['nullable', 'string', 'max:500'],
+        ]);
+
+        $validated['active'] = $request->boolean('active', true);
+        $segment->update($validated);
+
+        return redirect()->route('network.segments.index')
+            ->with('success', "Segment \"{$segment->name}\" aktualisiert.");
+    }
+
+    public function destroy(NetworkSegment $segment): RedirectResponse
+    {
+        $name = $segment->name;
+        $segment->delete();
+
+        return redirect()->route('network.segments.index')
+            ->with('success', "Segment \"{$name}\" gelöscht.");
+    }
+}

app/Models/NetworkDevice.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class NetworkDevice extends Model
+{
+    protected $fillable = [
+        'mac_address', 'current_ip', 'hostname', 'mac_vendor',
+        'status', 'netbios_name', 'ttl', 'ports', 'notes',
+        'label', 'first_seen_at', 'last_seen_at',
+    ];
+
+    protected $casts = [
+        'first_seen_at' => 'datetime',
+        'last_seen_at'  => 'datetime',
+    ];
+
+    public function hosts(): HasMany
+    {
+        return $this->hasMany(NetworkHost::class, 'device_id');
+    }
+
+    public function events(): HasMany
+    {
+        return $this->hasMany(NetworkDeviceEvent::class, 'device_id')->latest();
+    }
+
+    public function getDisplayNameAttribute(): string
+    {
+        return $this->label
+            ?? $this->hostname
+            ?? $this->current_ip
+            ?? $this->mac_address;
+    }
+
+    public function getStatusColorAttribute(): string
+    {
+        return match($this->status) {
+            'online'  => 'green',
+            'offline' => 'red',
+            default   => 'gray',
+        };
+    }
+}

app/Models/NetworkDeviceEvent.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class NetworkDeviceEvent extends Model
+{
+    protected $fillable = [
+        'device_id', 'scan_id', 'event_type', 'old_value',
+        'new_value', 'description', 'documented',
+        'documented_by', 'documented_at',
+    ];
+
+    protected $casts = [
+        'documented'    => 'boolean',
+        'documented_at' => 'datetime',
+    ];
+
+    public function device(): BelongsTo
+    {
+        return $this->belongsTo(NetworkDevice::class, 'device_id');
+    }
+
+    public function documentedBy(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'documented_by');
+    }
+
+    public function getEventLabelAttribute(): string
+    {
+        return match($this->event_type) {
+            'new_device'    => 'Neues Gerät',
+            'ip_changed'    => 'IP-Adresse geändert',
+            'came_online'   => 'Gerät online',
+            'went_offline'  => 'Gerät offline',
+            'manual_note'   => 'Manuelle Notiz',
+            'label_changed' => 'Bezeichnung geändert',
+            default         => $this->event_type,
+        };
+    }
+
+    public function getEventColorAttribute(): string
+    {
+        return match($this->event_type) {
+            'new_device'    => 'blue',
+            'ip_changed'    => 'yellow',
+            'came_online'   => 'green',
+            'went_offline'  => 'red',
+            'manual_note'   => 'purple',
+            'label_changed' => 'gray',
+            default         => 'gray',
+        };
+    }
+}

app/Models/NetworkHost.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class NetworkHost extends Model
+{
+    protected $fillable = [
+        'scan_id', 'device_id', 'ip_address', 'mac_address',
+        'hostname', 'mac_vendor', 'status', 'ping_ms',
+        'netbios_info', 'ttl', 'ports', 'http_sender', 'web_detection',
+    ];
+
+    public function scan(): BelongsTo
+    {
+        return $this->belongsTo(NetworkScan::class, 'scan_id');
+    }
+
+    public function device(): BelongsTo
+    {
+        return $this->belongsTo(NetworkDevice::class, 'device_id');
+    }
+}

app/Models/NetworkScan.php

@@ -0,0 +1,35 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class NetworkScan extends Model
+{
+    protected $fillable = [
+        'segment_id', 'subnet', 'source', 'scanner', 'total_hosts',
+        'online_hosts', 'new_devices', 'changed_devices',
+        'notes', 'created_by',
+    ];
+
+    protected $casts = [
+        'created_at' => 'datetime',
+    ];
+
+    public function hosts(): HasMany
+    {
+        return $this->hasMany(NetworkHost::class, 'scan_id');
+    }
+
+    public function creator(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'created_by');
+    }
+
+    public function segment(): BelongsTo
+    {
+        return $this->belongsTo(NetworkSegment::class, 'segment_id');
+    }
+}

app/Models/NetworkSegment.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+use Illuminate\Database\Eloquent\Relations\HasManyThrough;
+
+class NetworkSegment extends Model
+{
+    protected $fillable = [
+        'name', 'subnet', 'vlan_id', 'active', 'description', 'created_by',
+    ];
+
+    protected $casts = [
+        'active'   => 'boolean',
+        'vlan_id'  => 'integer',
+    ];
+
+    public function createdBy(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'created_by');
+    }
+
+    public function scans(): HasMany
+    {
+        return $this->hasMany(NetworkScan::class, 'segment_id');
+    }
+
+    public function latestScan(): HasMany
+    {
+        return $this->hasMany(NetworkScan::class, 'segment_id')->latestOfMany();
+    }
+
+    /** Alle Hosts dieses Segments (über Scans) */
+    public function hosts(): HasManyThrough
+    {
+        return $this->hasManyThrough(NetworkHost::class, NetworkScan::class, 'segment_id', 'scan_id');
+    }
+
+    /** Anzahl online-Hosts im letzten Scan */
+    public function getOnlineCountAttribute(): int
+    {
+        return $this->scans()->latest()->first()?->online_hosts ?? 0;
+    }
+
+    /** Anzahl Geräte gesamt im letzten Scan */
+    public function getTotalCountAttribute(): int
+    {
+        return $this->scans()->latest()->first()?->total_hosts ?? 0;
+    }
+
+    /** Letzter Scan-Zeitpunkt */
+    public function getLastScannedAtAttribute(): ?string
+    {
+        return $this->scans()->latest()->first()?->created_at?->format('d.m.Y H:i');
+    }
+}

app/Services/NetworkScanImporter.php

@@ -0,0 +1,271 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\NetworkDevice;
+use App\Models\NetworkDeviceEvent;
+use App\Models\NetworkHost;
+use App\Models\NetworkScan;
+use Illuminate\Support\Carbon;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Log;
+
+class NetworkScanImporter
+{
+    private NetworkScan $scan;
+    private int $newDevices     = 0;
+    private int $changedDevices = 0;
+    private int $onlineHosts    = 0;
+
+    /**
+     * Importiert eine Angry IP Scanner .txt Exportdatei.
+     */
+    public function importAngryIpScannerFile(string $filePath, int $createdBy, ?int $segmentId = null): NetworkScan
+    {
+        // Datei einlesen und UTF-8 BOM entfernen
+        $content = file_get_contents($filePath);
+        $content = preg_replace('/^\xEF\xBB\xBF/', '', $content); // UTF-8 BOM
+        $content = str_replace("\r\n", "\n", $content);           // Windows CRLF → LF
+        $content = str_replace("\r", "\n", $content);             // altes Mac CR → LF
+
+        $lines   = array_filter(explode("\n", $content), fn($l) => trim($l) !== '');
+        $lines   = array_values($lines);
+
+        $scanner      = '';
+        $subnet       = '';
+        $headers      = [];
+        $rows         = [];
+        $splitPattern = null; // wird beim ersten Header-Treffer gesetzt
+
+        foreach ($lines as $line) {
+            $trimmed = trim($line);
+
+            if (str_starts_with($trimmed, 'Erstellt von') || str_starts_with($trimmed, 'Created by')) {
+                $scanner = trim(str_replace(['Erstellt von ', 'Created by '], '', $trimmed));
+                continue;
+            }
+            if (str_starts_with($trimmed, 'Gescannt') || str_starts_with($trimmed, 'Scanned')) {
+                preg_match('/(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})/', $trimmed, $m);
+                $subnet = $m[1] ?? '0.0.0.0';
+                continue;
+            }
+            if (str_starts_with($trimmed, 'http')) {
+                continue;
+            }
+
+            // Header-Zeile erkennen (beginnt mit "IP")
+            if (str_starts_with($trimmed, 'IP') && empty($headers)) {
+                // Trennzeichen auto-detektieren
+                if (substr_count($trimmed, "\t") >= 2) {
+                    $splitPattern = '/\t/';
+                } elseif (substr_count($trimmed, ';') >= 2) {
+                    $splitPattern = '/;/';
+                } elseif (substr_count($trimmed, ',') >= 2) {
+                    $splitPattern = '/,/';
+                } else {
+                    // Angry IP Scanner: mehrere normale Leerzeichen als Trennzeichen
+                    // Non-Breaking Spaces (0xC2 0xA0) bleiben innerhalb von Werten erhalten
+                    $splitPattern = '/ {2,}/';
+                }
+                $headers = array_map('trim', preg_split($splitPattern, $trimmed));
+                continue;
+            }
+
+            // Datenzeile: muss mit IP-Adresse beginnen
+            if (!empty($headers) && $splitPattern !== null
+                && preg_match('/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/', $trimmed)) {
+                $cols = array_map(
+                    fn($v) => trim(str_replace("\xc2\xa0", ' ', $v)), // Non-Breaking Spaces → normale Spaces
+                    preg_split($splitPattern, $line)
+                );
+                $row = [];
+                foreach ($headers as $i => $h) {
+                    $row[$h] = $cols[$i] ?? '';
+                }
+                $rows[] = $row;
+            }
+        }
+
+        // DEBUG: Log parse results
+        Log::info('NetworkScanImporter: scanner=' . $scanner . ', subnet=' . $subnet);
+        Log::info('NetworkScanImporter: separator hex=' . bin2hex($separator));
+        Log::info('NetworkScanImporter: headers=' . json_encode($headers));
+        Log::info('NetworkScanImporter: rows found=' . count($rows));
+        if (!empty($rows)) {
+            Log::info('NetworkScanImporter: first row=' . json_encode($rows[0]));
+        }
+
+        return DB::transaction(function () use ($rows, $scanner, $subnet, $createdBy, $segmentId) {
+            $this->scan = NetworkScan::create([
+                'segment_id' => $segmentId,
+                'subnet'     => $subnet,
+                'source'     => 'import',
+                'scanner'    => $scanner,
+                'created_by' => $createdBy,
+            ]);
+
+            foreach ($rows as $row) {
+                $this->processRow($row);
+            }
+
+            $this->scan->update([
+                'total_hosts'    => count($rows),
+                'online_hosts'   => $this->onlineHosts,
+                'new_devices'    => $this->newDevices,
+                'changed_devices'=> $this->changedDevices,
+            ]);
+
+            return $this->scan;
+        });
+    }
+
+    private function processRow(array $row): void
+    {
+        $ip     = trim($this->extractColumn($row, ['IP', 'IP-Adresse', 'IP Address', 'IP Adresse']));
+        $ping   = trim($this->extractColumn($row, ['Ping', 'Ping (ms)']));
+        $host   = $this->cleanValue($this->extractColumn($row, ['Hostname', 'Host Name', 'DNS-Hostname']));
+        $mac    = $this->normalizeMAC($this->extractColumn($row, ['MAC Adresse', 'MAC Addresse', 'MAC Address', 'MAC-Adresse', 'MAC']));
+        $vendor = $this->cleanValue($this->extractColumn($row, ['MAC Hersteller', 'MAC Vendor', 'Hersteller', 'Vendor']));
+        $ttl    = (int) $this->cleanValue($this->extractColumn($row, ['TTL'])) ?: null;
+        $ports  = $this->cleanValue($this->extractColumn($row, ['Ports', 'Gefilterte Ports', 'Offene Ports']));
+        $netbios= $this->cleanValue($this->extractColumn($row, ['NetBIOS Info', 'NetBIOS-Info', 'NetBIOS']));
+        $http   = $this->cleanValue($this->extractColumn($row, ['HTTP Sender', 'HTTP']));
+        $web    = $this->cleanValue($this->extractColumn($row, ['Web Erkennung', 'Web Detection', 'Webserver']));
+
+        $pingMs = null;
+        $status = 'offline';
+
+        // Online-Erkennung: Ping enthält eine Zahl gefolgt von "ms"
+        if (preg_match('/(\d+)\s*ms/i', $ping, $m)) {
+            $pingMs = (int) $m[1];
+            $status = 'online';
+            $this->onlineHosts++;
+        }
+
+        // Host-Eintrag speichern
+        $host_record = NetworkHost::create([
+            'scan_id'       => $this->scan->id,
+            'ip_address'    => $ip,
+            'mac_address'   => $mac ?: null,
+            'hostname'      => $host ?: null,
+            'mac_vendor'    => $vendor ?: null,
+            'status'        => $status,
+            'ping_ms'       => $pingMs,
+            'netbios_info'  => $netbios ?: null,
+            'ttl'           => $ttl,
+            'ports'         => $ports ?: null,
+            'http_sender'   => $http ?: null,
+            'web_detection' => $web ?: null,
+        ]);
+
+        // Geräte-Master nur wenn MAC bekannt
+        if (!empty($mac)) {
+            $this->processDevice($host_record, $ip, $mac, $host, $vendor, $netbios, $ttl, $ports, $status);
+        }
+    }
+
+    private function processDevice(
+        NetworkHost $hostRecord,
+        string $ip, string $mac, ?string $hostname,
+        ?string $vendor, ?string $netbios, ?int $ttl,
+        ?string $ports, string $status
+    ): void {
+        $device = NetworkDevice::firstOrNew(['mac_address' => $mac]);
+        $isNew  = !$device->exists;
+
+        if ($isNew) {
+            $device->fill([
+                'current_ip'   => $ip,
+                'hostname'     => $hostname,
+                'mac_vendor'   => $vendor,
+                'status'       => $status,
+                'netbios_name' => $netbios,
+                'ttl'          => $ttl,
+                'ports'        => $ports,
+                'first_seen_at'=> now(),
+                'last_seen_at' => now(),
+            ])->save();
+
+            NetworkDeviceEvent::create([
+                'device_id'  => $device->id,
+                'scan_id'    => $this->scan->id,
+                'event_type' => 'new_device',
+                'new_value'  => $ip,
+                'description'=> "Erstes Erscheinen: {$ip} ({$vendor})",
+            ]);
+            $this->newDevices++;
+        } else {
+            $events = [];
+
+            // IP-Änderung erkennen
+            if ($device->current_ip !== $ip) {
+                $events[] = [
+                    'event_type' => 'ip_changed',
+                    'old_value'  => $device->current_ip,
+                    'new_value'  => $ip,
+                    'description'=> "IP geändert von {$device->current_ip} zu {$ip}",
+                ];
+                $this->changedDevices++;
+            }
+
+            // Online/Offline-Status
+            if ($device->status !== $status) {
+                $events[] = [
+                    'event_type' => $status === 'online' ? 'came_online' : 'went_offline',
+                    'old_value'  => $device->status,
+                    'new_value'  => $status,
+                    'description'=> $status === 'online'
+                        ? "Gerät wieder online ({$ip})"
+                        : "Gerät offline ({$device->current_ip})",
+                ];
+            }
+
+            $device->update([
+                'current_ip'   => $ip,
+                'hostname'     => $hostname ?? $device->hostname,
+                'status'       => $status,
+                'last_seen_at' => now(),
+            ]);
+
+            foreach ($events as $event) {
+                NetworkDeviceEvent::create(array_merge($event, [
+                    'device_id' => $device->id,
+                    'scan_id'   => $this->scan->id,
+                ]));
+            }
+        }
+
+        $hostRecord->update(['device_id' => $device->id]);
+    }
+
+    private function extractColumn(array $row, array $keys): string
+    {
+        foreach ($keys as $key) {
+            if (isset($row[$key]) && $row[$key] !== '') {
+                return $row[$key];
+            }
+        }
+        return '';
+    }
+
+    /**
+     * Bereinigt Angry IP Scanner Platzhalterwerte wie [n/a], [n/s], [n/d] zu leerem String.
+     */
+    private function cleanValue(string $value): string
+    {
+        if (preg_match('/^\[n\/[asd]\]$/i', trim($value))) {
+            return '';
+        }
+        return trim($value);
+    }
+
+    private function normalizeMAC(string $mac): string
+    {
+        // Verschiedene MAC-Formate normalisieren zu XX:XX:XX:XX:XX:XX
+        $clean = preg_replace('/[^a-fA-F0-9]/', '', $mac);
+        if (strlen($clean) !== 12) {
+            return '';
+        }
+        return strtoupper(implode(':', str_split($clean, 2)));
+    }
+}

database/migrations/2026_06_29_100001_create_network_scans_table.php

@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('network_scans', function (Blueprint $table) {
+            $table->id();
+            $table->string('subnet');                    // z.B. 192.168.86.0/24
+            $table->string('source')->default('manual'); // manual | import | auto
+            $table->string('scanner')->nullable();       // z.B. "Angry IP Scanner 3.9.3"
+            $table->integer('total_hosts')->default(0);
+            $table->integer('online_hosts')->default(0);
+            $table->integer('new_devices')->default(0);
+            $table->integer('changed_devices')->default(0);
+            $table->text('notes')->nullable();
+            $table->foreignId('created_by')->nullable()->constrained('users')->nullOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('network_scans');
+    }
+};

database/migrations/2026_06_29_100002_create_network_devices_table.php

@@ -0,0 +1,33 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('network_devices', function (Blueprint $table) {
+            $table->id();
+            $table->string('mac_address')->unique();     // Primärschlüssel-Logik
+            $table->string('current_ip')->nullable();
+            $table->string('hostname')->nullable();
+            $table->string('mac_vendor')->nullable();    // Hersteller
+            $table->string('status')->default('unknown'); // online | offline | unknown
+            $table->string('netbios_name')->nullable();
+            $table->integer('ttl')->nullable();
+            $table->text('ports')->nullable();
+            $table->text('notes')->nullable();           // manuelle Notizen
+            $table->string('label')->nullable();         // Benutzerfreundlicher Name
+            $table->timestamp('first_seen_at')->nullable();
+            $table->timestamp('last_seen_at')->nullable();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('network_devices');
+    }
+};

database/migrations/2026_06_29_100003_create_network_hosts_table.php

@@ -0,0 +1,37 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('network_hosts', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('scan_id')->constrained('network_scans')->cascadeOnDelete();
+            $table->foreignId('device_id')->nullable()->constrained('network_devices')->nullOnDelete();
+            $table->string('ip_address');
+            $table->string('mac_address')->nullable();
+            $table->string('hostname')->nullable();
+            $table->string('mac_vendor')->nullable();
+            $table->string('status')->default('offline'); // online | offline | filtered
+            $table->integer('ping_ms')->nullable();
+            $table->string('netbios_info')->nullable();
+            $table->integer('ttl')->nullable();
+            $table->text('ports')->nullable();
+            $table->text('http_sender')->nullable();
+            $table->text('web_detection')->nullable();
+            $table->timestamps();
+
+            $table->index(['scan_id', 'ip_address']);
+            $table->index('mac_address');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('network_hosts');
+    }
+};

database/migrations/2026_06_29_100004_create_network_device_events_table.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('network_device_events', function (Blueprint $table) {
+            $table->id();
+            $table->foreignId('device_id')->constrained('network_devices')->cascadeOnDelete();
+            $table->foreignId('scan_id')->nullable()->constrained('network_scans')->nullOnDelete();
+            $table->string('event_type'); // new_device | ip_changed | came_online | went_offline | manual_note | label_changed
+            $table->string('old_value')->nullable();
+            $table->string('new_value')->nullable();
+            $table->text('description')->nullable();
+            $table->boolean('documented')->default(false);  // manuell bestätigt
+            $table->foreignId('documented_by')->nullable()->constrained('users')->nullOnDelete();
+            $table->timestamp('documented_at')->nullable();
+            $table->timestamps();
+
+            $table->index(['device_id', 'created_at']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('network_device_events');
+    }
+};

database/migrations/2026_07_01_100001_create_network_segments_table.php

@@ -0,0 +1,27 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('network_segments', function (Blueprint $table) {
+            $table->id();
+            $table->string('name');                         // z.B. "Büro", "Server-VLAN"
+            $table->string('subnet');                       // z.B. "192.168.86.0/24"
+            $table->unsignedSmallInteger('vlan_id')->nullable(); // z.B. 10, 20
+            $table->boolean('active')->default(true);       // aktiv überwachen
+            $table->text('description')->nullable();        // optionale Beschreibung
+            $table->foreignId('created_by')->nullable()->constrained('users')->nullOnDelete();
+            $table->timestamps();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('network_segments');
+    }
+};

database/migrations/2026_07_01_100002_add_segment_id_to_network_scans.php

@@ -0,0 +1,27 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::table('network_scans', function (Blueprint $table) {
+            $table->foreignId('segment_id')
+                  ->nullable()
+                  ->after('id')
+                  ->constrained('network_segments')
+                  ->nullOnDelete();
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::table('network_scans', function (Blueprint $table) {
+            $table->dropForeign(['segment_id']);
+            $table->dropColumn('segment_id');
+        });
+    }
+};

resources/views/components/application-logo.blade.php

@@ -1,3 +1,14 @@
+@php
+    $logoPath = $appSettings['site_logo'] ?? '';
+@endphp
+
+@if(!empty($logoPath))
+    <img src="{{ asset('storage/' . $logoPath) }}"
+         alt="{{ $appSettings['site_name'] ?? config('app.name') }}"
+         {{ $attributes->merge(['class' => 'object-contain']) }}
+         style="max-height: 2.25rem;" />
+@else
     <svg viewBox="0 0 316 316" xmlns="http://www.w3.org/2000/svg" {{ $attributes }}>
         <path d="M305.8 81.125C305.77 80.995 305.69 80.885 305.65 80.755C305.56 80.525 305.49 80.285 305.37 80.075C305.29 79.935 305.17 79.815 305.07 79.685C304.94 79.515 304.83 79.325 304.68 79.175C304.55 79.045 304.39 78.955 304.25 78.845C304.09 78.715 303.95 78.575 303.77 78.475L251.32 48.275C249.97 47.495 248.31 47.495 246.96 48.275L194.51 78.475C194.33 78.575 194.19 78.725 194.03 78.845C193.89 78.955 193.73 79.045 193.6 79.175C193.45 79.325 193.34 79.515 193.21 79.685C193.11 79.815 192.99 79.935 192.91 80.075C192.79 80.285 192.71 80.525 192.63 80.755C192.58 80.875 192.51 80.995 192.48 81.125C192.38 81.495 192.33 81.875 192.33 82.265V139.625L148.62 164.795V52.575C148.62 52.185 148.57 51.805 148.47 51.435C148.44 51.305 148.36 51.195 148.32 51.065C148.23 50.835 148.16 50.595 148.04 50.385C147.96 50.245 147.84 50.125 147.74 49.995C147.61 49.825 147.5 49.635 147.35 49.485C147.22 49.355 147.06 49.265 146.92 49.155C146.76 49.025 146.62 48.885 146.44 48.785L93.99 18.585C92.64 17.805 90.98 17.805 89.63 18.585L37.18 48.785C37 48.885 36.86 49.035 36.7 49.155C36.56 49.265 36.4 49.355 36.27 49.485C36.12 49.635 36.01 49.825 35.88 49.995C35.78 50.125 35.66 50.245 35.58 50.385C35.46 50.595 35.38 50.835 35.3 51.065C35.25 51.185 35.18 51.305 35.15 51.435C35.05 51.805 35 52.185 35 52.575V232.235C35 233.795 35.84 235.245 37.19 236.025L142.1 296.425C142.33 296.555 142.58 296.635 142.82 296.725C142.93 296.765 143.04 296.835 143.16 296.865C143.53 296.965 143.9 297.015 144.28 297.015C144.66 297.015 145.03 296.965 145.4 296.865C145.5 296.835 145.59 296.775 145.69 296.745C145.95 296.655 146.21 296.565 146.45 296.435L251.36 236.035C252.72 235.255 253.55 233.815 253.55 232.245V174.885L303.81 145.945C305.17 145.165 306 143.725 306 142.155V82.265C305.95 81.875 305.89 81.495 305.8 81.125ZM144.2 227.205L100.57 202.515L146.39 176.135L196.66 147.195L240.33 172.335L208.29 190.625L144.2 227.205ZM244.75 114.995V164.795L226.39 154.225L201.03 139.625V89.825L219.39 100.395L244.75 114.995ZM249.12 57.105L292.81 82.265L249.12 107.425L205.43 82.265L249.12 57.105ZM114.49 184.425L96.13 194.995V85.305L121.49 70.705L139.85 60.135V169.815L114.49 184.425ZM91.76 27.425L135.45 52.585L91.76 77.745L48.07 52.585L91.76 27.425ZM43.67 60.135L62.03 70.705L87.39 85.305V202.545V202.555V202.565C87.39 202.735 87.44 202.895 87.46 203.055C87.49 203.265 87.49 203.485 87.55 203.695V203.705C87.6 203.875 87.69 204.035 87.76 204.195C87.84 204.375 87.89 204.575 87.99 204.745C87.99 204.745 87.99 204.755 88 204.755C88.09 204.905 88.22 205.035 88.33 205.175C88.45 205.335 88.55 205.495 88.69 205.635L88.7 205.645C88.82 205.765 88.98 205.855 89.12 205.965C89.28 206.085 89.42 206.225 89.59 206.325C89.6 206.325 89.6 206.325 89.61 206.335C89.62 206.335 89.62 206.345 89.63 206.345L139.87 234.775V285.065L43.67 229.705V60.135ZM244.75 229.705L148.58 285.075V234.775L219.8 194.115L244.75 179.875V229.705ZM297.2 139.625L253.49 164.795V114.995L278.85 100.395L297.21 89.825V139.625H297.2Z"/>
     </svg>
+@endif

resources/views/layouts/navigation.blade.php

@@ -1,4 +1,4 @@
-<nav x-data="{ open: false }" class="bg-white border-b border-gray-100">
+<nav x-data="{ open: false }" class="bg-white dark:bg-gray-800 border-b border-gray-100 dark:border-gray-700">
     <!-- Primary Navigation Menu -->
     <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
         <div class="flex justify-between h-16">
@@ -39,6 +39,36 @@
                     </x-dropdown>
                     @endrole
 
+                    {{-- Netzwerk-Dropdown --}}
+                    <x-dropdown align="left" width="48">
+                        <x-slot name="trigger">
+                            <button class="inline-flex items-center px-1 pt-1 border-b-2 text-sm font-medium leading-5 transition duration-150 ease-in-out focus:outline-none
+                                {{ request()->routeIs('network.*') ? 'border-indigo-400 text-gray-900 dark:text-gray-100' : 'border-transparent text-gray-500 hover:text-gray-700 hover:border-gray-300 dark:text-gray-400 dark:hover:text-gray-300' }}">
+                                🌐 Netzwerk
+                                <svg class="ms-1 fill-current h-4 w-4" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20">
+                                    <path fill-rule="evenodd" d="M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z" clip-rule="evenodd" />
+                                </svg>
+                            </button>
+                        </x-slot>
+                        <x-slot name="content">
+                            <x-dropdown-link :href="route('network.dashboard')">
+                                📊 Dashboard
+                            </x-dropdown-link>
+                            <x-dropdown-link :href="route('network.segments.index')">
+                                🗂️ Segmente
+                            </x-dropdown-link>
+                            <x-dropdown-link :href="route('network.devices')">
+                                💻 Alle Geräte
+                            </x-dropdown-link>
+                            <x-dropdown-link :href="route('network.search')">
+                                🔍 Suche
+                            </x-dropdown-link>
+                            <x-dropdown-link :href="route('network.import')">
+                                ⬆️ Scan importieren
+                            </x-dropdown-link>
+                        </x-slot>
+                    </x-dropdown>
+
                     {{-- Hilfe-Dropdown --}}
                     <x-dropdown align="left" width="48">
                         <x-slot name="trigger">
@@ -127,6 +157,25 @@
             </div>
             @endrole
 
+            <div class="pt-2 pb-1 border-t border-gray-200">
+                <div class="px-4 py-1 text-xs font-semibold text-gray-400 uppercase tracking-wider">Netzwerk</div>
+                <x-responsive-nav-link :href="route('network.dashboard')">
+                    &nbsp;&nbsp;📊 Dashboard
+                </x-responsive-nav-link>
+                <x-responsive-nav-link :href="route('network.segments.index')">
+                    &nbsp;&nbsp;🗂️ Segmente
+                </x-responsive-nav-link>
+                <x-responsive-nav-link :href="route('network.devices')">
+                    &nbsp;&nbsp;💻 Alle Geräte
+                </x-responsive-nav-link>
+                <x-responsive-nav-link :href="route('network.search')">
+                    &nbsp;&nbsp;🔍 Suche
+                </x-responsive-nav-link>
+                <x-responsive-nav-link :href="route('network.import')">
+                    &nbsp;&nbsp;⬆️ Scan importieren
+                </x-responsive-nav-link>
+            </div>
+
             <div class="pt-2 pb-1 border-t border-gray-200">
                 <div class="px-4 py-1 text-xs font-semibold text-gray-400 uppercase tracking-wider">Hilfe</div>
                 <x-responsive-nav-link :href="route('help.manual')">

resources/views/network/dashboard.blade.php

@@ -0,0 +1,158 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center justify-between">
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">Netzwerk-Dashboard</h2>
+            <div class="flex gap-2">
+                <a href="{{ route('network.segments.create') }}"
+                   class="px-4 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                    + Segment anlegen
+                </a>
+                <a href="{{ route('network.import') }}" style="background-color: var(--color-primary)"
+                   class="px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                    + Scan importieren
+                </a>
+            </div>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8 space-y-6">
+
+            {{-- KPI-Karten --}}
+            <div class="grid grid-cols-2 md:grid-cols-4 gap-4">
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Segmente</p>
+                    <p class="mt-1 text-2xl font-bold text-gray-900 dark:text-gray-100">{{ $segments->count() }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Geräte gesamt</p>
+                    <p class="mt-1 text-2xl font-bold text-gray-900 dark:text-gray-100">{{ $totalDevices }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Aktuell online</p>
+                    <p class="mt-1 text-2xl font-bold text-green-600 dark:text-green-400">{{ $onlineDevices }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Offene Ereignisse</p>
+                    <p class="mt-1 text-2xl font-bold text-yellow-600 dark:text-yellow-400">{{ $recentEvents->count() }}</p>
+                </div>
+            </div>
+
+            {{-- Globale Suche --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-5">
+                <form method="GET" action="{{ route('network.search') }}" class="flex gap-3">
+                    <input type="text" name="q" placeholder="IP-Adresse, MAC, Hostname, Bezeichnung über alle Segmente suchen..."
+                           class="flex-1 border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500" />
+                    <button type="submit" style="background-color: var(--color-primary)"
+                            class="px-5 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition whitespace-nowrap">
+                        🔍 Suchen
+                    </button>
+                </form>
+            </div>
+
+            {{-- Segmente --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700 flex items-center justify-between">
+                    <h3 class="font-semibold text-gray-900 dark:text-gray-100">Netzwerk-Segmente</h3>
+                    <a href="{{ route('network.segments.index') }}" class="text-xs text-indigo-600 hover:underline">Alle verwalten →</a>
+                </div>
+
+                @if($segments->isEmpty())
+                    <div class="px-5 py-10 text-center">
+                        <p class="text-gray-500 dark:text-gray-400 mb-3">Noch keine Segmente definiert.</p>
+                        <a href="{{ route('network.segments.create') }}" style="background-color: var(--color-primary)"
+                           class="inline-block px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                            Erstes Segment anlegen
+                        </a>
+                    </div>
+                @else
+                    <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700 text-sm">
+                        <thead class="bg-gray-50 dark:bg-gray-700">
+                            <tr>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Status</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Name</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Subnetz</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">VLAN</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Letzter Scan</th>
+                                <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Online / Gesamt</th>
+                                <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Scans</th>
+                            </tr>
+                        </thead>
+                        <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                            @foreach($segments as $segment)
+                                @php
+                                    $lastScan = $latestScans->get($segment->id)?->first();
+                                @endphp
+                                <tr class="hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                    <td class="px-4 py-3">
+                                        <span class="inline-block w-2 h-2 rounded-full {{ $segment->active ? 'bg-green-500' : 'bg-gray-300' }}"></span>
+                                    </td>
+                                    <td class="px-4 py-3 font-medium text-gray-900 dark:text-gray-100">
+                                        <a href="{{ route('network.segments.show', $segment) }}" class="hover:text-indigo-600">
+                                            {{ $segment->name }}
+                                        </a>
+                                    </td>
+                                    <td class="px-4 py-3 font-mono text-xs text-gray-600 dark:text-gray-400">{{ $segment->subnet }}</td>
+                                    <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400">
+                                        {{ $segment->vlan_id ? 'VLAN ' . $segment->vlan_id : '—' }}
+                                    </td>
+                                    <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400">
+                                        {{ $lastScan?->created_at->format('d.m.Y H:i') ?? '—' }}
+                                    </td>
+                                    <td class="px-4 py-3 text-right text-xs">
+                                        @if($lastScan)
+                                            <span class="text-green-600 font-medium">{{ $lastScan->online_hosts }}</span>
+                                            <span class="text-gray-400"> / {{ $lastScan->total_hosts }}</span>
+                                        @else
+                                            <span class="text-gray-400">—</span>
+                                        @endif
+                                    </td>
+                                    <td class="px-4 py-3 text-right text-xs text-gray-500 dark:text-gray-400">
+                                        {{ $segment->scans_count }}
+                                    </td>
+                                </tr>
+                            @endforeach
+                        </tbody>
+                    </table>
+                @endif
+            </div>
+
+            {{-- Undokumentierte Ereignisse --}}
+            @if($recentEvents->count() > 0)
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700">
+                    <h3 class="font-semibold text-gray-900 dark:text-gray-100">
+                        Undokumentierte Ereignisse
+                        <span class="ml-2 bg-yellow-100 text-yellow-800 text-xs px-2 py-0.5 rounded-full">{{ $recentEvents->count() }}</span>
+                    </h3>
+                </div>
+                <div class="divide-y divide-gray-100 dark:divide-gray-700">
+                    @foreach($recentEvents as $event)
+                        <div class="flex items-center justify-between px-5 py-3">
+                            <div class="flex items-center space-x-3">
+                                <span class="w-2 h-2 rounded-full flex-shrink-0
+                                    {{ $event->event_color === 'green' ? 'bg-green-500' :
+                                       ($event->event_color === 'blue' ? 'bg-blue-500' :
+                                       ($event->event_color === 'red' ? 'bg-red-500' : 'bg-yellow-500')) }}">
+                                </span>
+                                <div>
+                                    <span class="text-sm font-medium text-gray-900 dark:text-gray-100">{{ $event->event_label }}</span>
+                                    <span class="text-xs text-gray-400 ml-2">
+                                        <a href="{{ route('network.device', $event->device) }}" class="hover:text-indigo-600">
+                                            {{ $event->device->display_name }}
+                                        </a>
+                                        · {{ $event->created_at->format('d.m.Y H:i') }}
+                                    </span>
+                                </div>
+                            </div>
+                            <a href="{{ route('network.device', $event->device) }}"
+                               class="text-xs text-indigo-600 hover:underline">Detail →</a>
+                        </div>
+                    @endforeach
+                </div>
+            </div>
+            @endif
+
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/device.blade.php

@@ -0,0 +1,186 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('network.devices') }}" class="text-gray-500 hover:text-gray-700">Geräte</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">{{ $device->display_name }}</h2>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-5xl mx-auto sm:px-6 lg:px-8 space-y-6">
+
+            @if(session('success'))
+                <div class="p-4 bg-green-100 text-green-800 rounded-md">{{ session('success') }}</div>
+            @endif
+
+            {{-- Stammdaten --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-6">
+                <div class="flex items-start justify-between mb-4">
+                    <div>
+                        <div class="flex items-center space-x-2 mb-1">
+                            <span class="w-3 h-3 rounded-full {{ $device->status === 'online' ? 'bg-green-500' : 'bg-red-400' }}"></span>
+                            <span class="text-lg font-bold text-gray-900 dark:text-gray-100">{{ $device->display_name }}</span>
+                        </div>
+                        <p class="text-sm text-gray-500 dark:text-gray-400">
+                            Erstmals gesehen: {{ $device->first_seen_at?->format('d.m.Y H:i') }}
+                            · Zuletzt: {{ $device->last_seen_at?->format('d.m.Y H:i') }}
+                        </p>
+                    </div>
+                </div>
+
+                <div class="grid grid-cols-2 md:grid-cols-3 gap-4 text-sm">
+                    <div>
+                        <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">IP-Adresse</p>
+                        <p class="mt-1 font-mono font-semibold text-gray-900 dark:text-gray-100">{{ $device->current_ip ?? '—' }}</p>
+                    </div>
+                    <div>
+                        <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">MAC-Adresse</p>
+                        <p class="mt-1 font-mono font-semibold text-gray-900 dark:text-gray-100">{{ $device->mac_address }}</p>
+                    </div>
+                    <div>
+                        <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Hersteller</p>
+                        <p class="mt-1 text-gray-900 dark:text-gray-100">{{ $device->mac_vendor ?? '—' }}</p>
+                    </div>
+                    <div>
+                        <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Hostname</p>
+                        <p class="mt-1 text-gray-900 dark:text-gray-100">{{ $device->hostname ?? '—' }}</p>
+                    </div>
+                    <div>
+                        <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">NetBIOS</p>
+                        <p class="mt-1 text-gray-900 dark:text-gray-100">{{ $device->netbios_name ?? '—' }}</p>
+                    </div>
+                    <div>
+                        <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Offene Ports</p>
+                        <p class="mt-1 text-gray-900 dark:text-gray-100">{{ $device->ports ?? '—' }}</p>
+                    </div>
+                </div>
+            </div>
+
+            {{-- Bezeichnung & Notiz --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-6">
+                <h3 class="font-semibold text-gray-900 dark:text-gray-100 mb-4">Bezeichnung & Notizen</h3>
+                <form method="POST" action="{{ route('network.device.update', $device) }}" class="space-y-4">
+                    @csrf
+                    @method('PUT')
+                    <div>
+                        <x-input-label for="label" value="Bezeichnung (eigener Name)" />
+                        <x-text-input id="label" name="label" type="text" class="mt-1 block w-full"
+                            value="{{ old('label', $device->label) }}"
+                            placeholder="z.B. NAS-Server, Drucker Büro, ..." />
+                    </div>
+                    <div>
+                        <x-input-label for="notes" value="Notizen" />
+                        <textarea id="notes" name="notes" rows="3"
+                            class="mt-1 block w-full border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500"
+                            placeholder="Interne Notizen zu diesem Gerät...">{{ old('notes', $device->notes) }}</textarea>
+                    </div>
+                    <div class="flex justify-end">
+                        <button type="submit" style="background-color: var(--color-primary)"
+                            class="px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                            Speichern
+                        </button>
+                    </div>
+                </form>
+            </div>
+
+            {{-- Manuelle Notiz --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-6">
+                <h3 class="font-semibold text-gray-900 dark:text-gray-100 mb-4">Manuelle Notiz hinzufügen</h3>
+                <form method="POST" action="{{ route('network.device.note', $device) }}" class="flex gap-3">
+                    @csrf
+                    <input type="text" name="description" required
+                        placeholder="Änderung, Beobachtung, Aufgabe..."
+                        class="flex-1 border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500" />
+                    <button type="submit" style="background-color: var(--color-primary)"
+                        class="px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition whitespace-nowrap">
+                        + Notiz
+                    </button>
+                </form>
+            </div>
+
+            {{-- IP-Verlauf --}}
+            @if($ipHistory->count() > 0)
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700">
+                    <h3 class="font-semibold text-gray-900 dark:text-gray-100">IP-Verlauf</h3>
+                </div>
+                <table class="min-w-full divide-y divide-gray-100 dark:divide-gray-700 text-sm">
+                    <thead class="bg-gray-50 dark:bg-gray-700">
+                        <tr>
+                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Datum</th>
+                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">IP</th>
+                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Status</th>
+                            <th class="px-4 py-2 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Ping</th>
+                        </tr>
+                    </thead>
+                    <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @foreach($ipHistory as $h)
+                            <tr>
+                                <td class="px-4 py-2 text-gray-500 dark:text-gray-400">{{ $h->created_at->format('d.m.Y H:i') }}</td>
+                                <td class="px-4 py-2 font-mono text-gray-900 dark:text-gray-100">{{ $h->ip_address }}</td>
+                                <td class="px-4 py-2">
+                                    <span class="text-xs {{ $h->status === 'online' ? 'text-green-600' : 'text-gray-400' }}">{{ $h->status }}</span>
+                                </td>
+                                <td class="px-4 py-2 text-gray-500 dark:text-gray-400">{{ $h->ping_ms ? $h->ping_ms . ' ms' : '—' }}</td>
+                            </tr>
+                        @endforeach
+                    </tbody>
+                </table>
+            </div>
+            @endif
+
+            {{-- Ereignis-Protokoll --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700">
+                    <h3 class="font-semibold text-gray-900 dark:text-gray-100">Ereignis-Protokoll</h3>
+                </div>
+                <div class="divide-y divide-gray-100 dark:divide-gray-700">
+                    @forelse($device->events as $event)
+                        <div class="flex items-start justify-between px-5 py-3">
+                            <div class="flex items-start space-x-3">
+                                <span class="mt-1 w-2 h-2 rounded-full flex-shrink-0
+                                    {{ $event->event_color === 'blue' ? 'bg-blue-500' :
+                                       ($event->event_color === 'yellow' ? 'bg-yellow-500' :
+                                       ($event->event_color === 'green' ? 'bg-green-500' :
+                                       ($event->event_color === 'red' ? 'bg-red-500' :
+                                       ($event->event_color === 'purple' ? 'bg-purple-500' : 'bg-gray-400')))) }}">
+                                </span>
+                                <div>
+                                    <div class="flex items-center space-x-2">
+                                        <span class="text-sm font-medium text-gray-900 dark:text-gray-100">{{ $event->event_label }}</span>
+                                        @if($event->old_value && $event->new_value)
+                                            <span class="text-xs text-gray-400">
+                                                {{ $event->old_value }} → {{ $event->new_value }}
+                                            </span>
+                                        @endif
+                                    </div>
+                                    <p class="text-xs text-gray-500 dark:text-gray-400">
+                                        {{ $event->description }}
+                                        · {{ $event->created_at->format('d.m.Y H:i') }}
+                                        @if($event->documented)
+                                            · <span class="text-green-600">✓ dokumentiert</span>
+                                            @if($event->documentedBy) von {{ $event->documentedBy->name }} @endif
+                                        @endif
+                                    </p>
+                                </div>
+                            </div>
+                            @if(!$event->documented)
+                                <form method="POST" action="{{ route('network.document', $event) }}" class="ml-4 flex-shrink-0">
+                                    @csrf
+                                    <button type="submit"
+                                        class="text-xs px-3 py-1 rounded border border-green-300 text-green-700 hover:bg-green-50 transition">
+                                        ✓ Bestätigen
+                                    </button>
+                                </form>
+                            @endif
+                        </div>
+                    @empty
+                        <p class="px-5 py-8 text-center text-sm text-gray-500">Keine Ereignisse vorhanden.</p>
+                    @endforelse
+                </div>
+            </div>
+
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/devices.blade.php

@@ -0,0 +1,105 @@
+<x-app-layout>
+    <x-slot name="header">
+        <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200 leading-tight">Alle Geräte</h2>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
+
+            {{-- Filter --}}
+            <form method="GET" action="{{ route('network.devices') }}" class="flex gap-3 mb-4">
+                <input type="text" name="search" value="{{ request('search') }}"
+                    placeholder="IP, MAC, Hostname, Hersteller..."
+                    class="flex-1 border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500" />
+                <select name="status"
+                    class="border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm">
+                    <option value="">Alle Status</option>
+                    <option value="online"  {{ request('status') === 'online'  ? 'selected' : '' }}>Online</option>
+                    <option value="offline" {{ request('status') === 'offline' ? 'selected' : '' }}>Offline</option>
+                </select>
+                <button type="submit" style="background-color: var(--color-primary)"
+                    class="px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                    Suchen
+                </button>
+                @if(request()->hasAny(['search', 'status']))
+                    <a href="{{ route('network.devices') }}"
+                       class="px-4 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                        Zurücksetzen
+                    </a>
+                @endif
+            </form>
+
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700 text-sm">
+                    <thead class="bg-gray-50 dark:bg-gray-700">
+                        <tr>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Status</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">IP-Adresse</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">MAC-Adresse</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Hostname / Bezeichnung</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Hersteller</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Zuletzt gesehen</th>
+                            <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Ereignisse</th>
+                        </tr>
+                    </thead>
+                    <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @forelse($devices as $device)
+                            <tr class="hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                <td class="px-4 py-3">
+                                    <span class="inline-flex items-center">
+                                        <span class="w-2 h-2 rounded-full mr-2
+                                            {{ $device->status === 'online' ? 'bg-green-500' : 'bg-red-400' }}">
+                                        </span>
+                                        <span class="text-xs {{ $device->status === 'online' ? 'text-green-700 dark:text-green-400' : 'text-gray-500 dark:text-gray-400' }}">
+                                            {{ $device->status }}
+                                        </span>
+                                    </span>
+                                </td>
+                                <td class="px-4 py-3 font-mono text-gray-900 dark:text-gray-100 font-medium">
+                                    {{ $device->current_ip }}
+                                </td>
+                                <td class="px-4 py-3 font-mono text-gray-600 dark:text-gray-400 text-xs">
+                                    {{ $device->mac_address }}
+                                </td>
+                                <td class="px-4 py-3 text-gray-900 dark:text-gray-100">
+                                    @if($device->label)
+                                        <span class="font-medium">{{ $device->label }}</span>
+                                        <span class="text-gray-400 text-xs ml-1">({{ $device->hostname }})</span>
+                                    @else
+                                        {{ $device->hostname ?? '—' }}
+                                    @endif
+                                </td>
+                                <td class="px-4 py-3 text-gray-600 dark:text-gray-400 text-xs">
+                                    {{ $device->mac_vendor ?? '—' }}
+                                </td>
+                                <td class="px-4 py-3 text-gray-500 dark:text-gray-400 text-xs">
+                                    {{ $device->last_seen_at?->format('d.m.Y H:i') ?? '—' }}
+                                </td>
+                                <td class="px-4 py-3 text-right">
+                                    @php $undoc = $device->events->where('documented', false)->count(); @endphp
+                                    <a href="{{ route('network.device', $device) }}"
+                                       class="text-indigo-600 hover:text-indigo-800 text-xs">
+                                        Detail
+                                        @if($undoc > 0)
+                                            <span class="ml-1 bg-yellow-100 text-yellow-800 text-xs px-1.5 py-0.5 rounded-full">{{ $undoc }}</span>
+                                        @endif
+                                    </a>
+                                </td>
+                            </tr>
+                        @empty
+                            <tr>
+                                <td colspan="7" class="px-4 py-10 text-center text-gray-500">Keine Geräte gefunden.</td>
+                            </tr>
+                        @endforelse
+                    </tbody>
+                </table>
+
+                @if($devices->hasPages())
+                    <div class="px-4 py-3 border-t border-gray-200 dark:border-gray-700">
+                        {{ $devices->links() }}
+                    </div>
+                @endif
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/import.blade.php

@@ -0,0 +1,61 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('network.dashboard') }}" class="text-gray-500 hover:text-gray-700">Netzwerk</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">Scan importieren</h2>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-xl mx-auto sm:px-6 lg:px-8">
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-6">
+
+                @if(session('success'))
+                    <div class="mb-4 p-4 bg-green-100 text-green-800 rounded-md">{{ session('success') }}</div>
+                @endif
+
+                <p class="text-sm text-gray-600 dark:text-gray-400 mb-6">
+                    Importiere den Textexport von <strong>Angry IP Scanner</strong>.<br>
+                    Exportformat: <code class="bg-gray-100 dark:bg-gray-700 px-1 rounded">Datei → Speichern als → Komma-getrennte Textdatei (.txt)</code>
+                </p>
+
+                <form method="POST" action="{{ route('network.import') }}" enctype="multipart/form-data" class="space-y-5">
+                    @csrf
+
+                    <div>
+                        <x-input-label for="segment_id" value="Netzwerk-Segment (optional)" />
+                        <select id="segment_id" name="segment_id"
+                                class="mt-1 block w-full border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500">
+                            <option value="">— Kein Segment —</option>
+                            @foreach($segments as $segment)
+                                <option value="{{ $segment->id }}"
+                                    {{ (request('segment') == $segment->id || old('segment_id') == $segment->id) ? 'selected' : '' }}>
+                                    {{ $segment->name }} ({{ $segment->subnet }}){{ $segment->vlan_id ? ' · VLAN ' . $segment->vlan_id : '' }}
+                                </option>
+                            @endforeach
+                        </select>
+                        <x-input-error :messages="$errors->get('segment_id')" class="mt-2" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="scan_file" value="Angry IP Scanner Export (.txt)" />
+                        <input id="scan_file" name="scan_file" type="file" accept=".txt,.csv" required
+                               class="mt-1 block w-full text-sm text-gray-500
+                                      file:mr-4 file:py-2 file:px-4 file:rounded-md file:border-0
+                                      file:text-sm file:font-medium file:bg-indigo-50 file:text-indigo-700
+                                      hover:file:bg-indigo-100 dark:file:bg-indigo-900 dark:file:text-indigo-300" />
+                        <x-input-error :messages="$errors->get('scan_file')" class="mt-2" />
+                    </div>
+
+                    <div class="flex justify-end">
+                        <button type="submit" style="background-color: var(--color-primary)"
+                            class="px-6 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                            Import starten
+                        </button>
+                    </div>
+                </form>
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/index.blade.php

@@ -0,0 +1,121 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center justify-between">
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200 leading-tight">Netzwerk-Übersicht</h2>
+            <div class="flex space-x-2">
+                <a href="{{ route('network.devices') }}"
+                   class="px-3 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                    Alle Geräte
+                </a>
+                <a href="{{ route('network.import') }}"
+                   style="background-color: var(--color-primary)"
+                   class="px-3 py-2 text-sm font-medium rounded-md text-white hover:opacity-90 transition">
+                    + Scan importieren
+                </a>
+            </div>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8 space-y-6">
+
+            @if(session('success'))
+                <div class="p-4 bg-green-100 text-green-800 rounded-md">{{ session('success') }}</div>
+            @endif
+
+            {{-- KPI-Karten --}}
+            <div class="grid grid-cols-2 lg:grid-cols-4 gap-4">
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-5">
+                    <p class="text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Geräte gesamt</p>
+                    <p class="mt-1 text-3xl font-bold text-gray-900 dark:text-gray-100">{{ $totalDevices }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-5">
+                    <p class="text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Aktuell online</p>
+                    <p class="mt-1 text-3xl font-bold text-green-600">{{ $onlineDevices }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-5">
+                    <p class="text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Scans gesamt</p>
+                    <p class="mt-1 text-3xl font-bold text-gray-900 dark:text-gray-100">{{ $scans->count() }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-5">
+                    <p class="text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">Undokumentierte Ereignisse</p>
+                    <p class="mt-1 text-3xl font-bold text-yellow-600">{{ $recentEvents->count() }}</p>
+                </div>
+            </div>
+
+            <div class="grid grid-cols-1 lg:grid-cols-2 gap-6">
+
+                {{-- Letzte Scans --}}
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm overflow-hidden">
+                    <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700">
+                        <h3 class="font-semibold text-gray-900 dark:text-gray-100">Letzte Scans</h3>
+                    </div>
+                    <div class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @forelse($scans as $scan)
+                            <a href="{{ route('network.scan', $scan) }}"
+                               class="flex items-center justify-between px-5 py-3 hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                <div>
+                                    <p class="text-sm font-medium text-gray-900 dark:text-gray-100">{{ $scan->subnet }}</p>
+                                    <p class="text-xs text-gray-500 dark:text-gray-400">{{ $scan->created_at->format('d.m.Y H:i') }} · {{ $scan->scanner }}</p>
+                                </div>
+                                <div class="text-right">
+                                    <span class="text-sm font-semibold text-green-600">{{ $scan->online_hosts }} online</span>
+                                    @if($scan->new_devices > 0)
+                                        <span class="ml-2 text-xs bg-blue-100 text-blue-800 px-2 py-0.5 rounded-full">{{ $scan->new_devices }} neu</span>
+                                    @endif
+                                </div>
+                            </a>
+                        @empty
+                            <p class="px-5 py-8 text-center text-sm text-gray-500">Noch keine Scans vorhanden.</p>
+                        @endforelse
+                    </div>
+                </div>
+
+                {{-- Undokumentierte Ereignisse --}}
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm overflow-hidden">
+                    <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700">
+                        <h3 class="font-semibold text-gray-900 dark:text-gray-100">Undokumentierte Ereignisse</h3>
+                    </div>
+                    <div class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @forelse($recentEvents as $event)
+                            <div class="flex items-start justify-between px-5 py-3">
+                                <div class="flex items-start space-x-3">
+                                    <span class="mt-0.5 inline-block w-2 h-2 rounded-full flex-shrink-0
+                                        {{ $event->event_color === 'blue' ? 'bg-blue-500' :
+                                           ($event->event_color === 'yellow' ? 'bg-yellow-500' :
+                                           ($event->event_color === 'green' ? 'bg-green-500' :
+                                           ($event->event_color === 'red' ? 'bg-red-500' : 'bg-gray-500'))) }}">
+                                    </span>
+                                    <div>
+                                        <p class="text-sm font-medium text-gray-900 dark:text-gray-100">
+                                            {{ $event->event_label }}
+                                            @if($event->device)
+                                                <a href="{{ route('network.device', $event->device) }}"
+                                                   class="text-indigo-600 hover:underline">
+                                                    {{ $event->device->display_name }}
+                                                </a>
+                                            @endif
+                                        </p>
+                                        <p class="text-xs text-gray-500 dark:text-gray-400">
+                                            {{ $event->description }}
+                                            · {{ $event->created_at->diffForHumans() }}
+                                        </p>
+                                    </div>
+                                </div>
+                                <form method="POST" action="{{ route('network.document', $event) }}" class="ml-3 flex-shrink-0">
+                                    @csrf
+                                    <button type="submit"
+                                        class="text-xs px-2 py-1 rounded border border-gray-300 dark:border-gray-600 text-gray-600 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                        ✓ OK
+                                    </button>
+                                </form>
+                            </div>
+                        @empty
+                            <p class="px-5 py-8 text-center text-sm text-green-600">Alle Ereignisse dokumentiert.</p>
+                        @endforelse
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/scan.blade.php

@@ -0,0 +1,64 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('network.index') }}" class="text-gray-500 hover:text-gray-700">Netzwerk</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">Scan {{ $scan->created_at->format('d.m.Y H:i') }}</h2>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8 space-y-6">
+
+            {{-- Scan-Info --}}
+            <div class="grid grid-cols-2 md:grid-cols-5 gap-4">
+                @foreach(['Subnetz' => $scan->subnet, 'Quelle' => $scan->scanner, 'Gesamt' => $scan->total_hosts, 'Online' => $scan->online_hosts, 'Neue Geräte' => $scan->new_devices] as $label => $val)
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">{{ $label }}</p>
+                    <p class="mt-1 text-xl font-bold text-gray-900 dark:text-gray-100">{{ $val }}</p>
+                </div>
+                @endforeach
+            </div>
+
+            {{-- Host-Tabelle --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700 text-sm">
+                    <thead class="bg-gray-50 dark:bg-gray-700">
+                        <tr>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Status</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">IP-Adresse</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">MAC-Adresse</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Hostname</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Hersteller</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Ping</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Ports</th>
+                        </tr>
+                    </thead>
+                    <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @foreach($hosts as $host)
+                            <tr class="{{ $host->status === 'online' ? '' : 'opacity-50' }} hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                <td class="px-4 py-2">
+                                    <span class="w-2 h-2 rounded-full inline-block {{ $host->status === 'online' ? 'bg-green-500' : 'bg-gray-300' }}"></span>
+                                </td>
+                                <td class="px-4 py-2 font-mono font-medium text-gray-900 dark:text-gray-100">
+                                    @if($host->device)
+                                        <a href="{{ route('network.device', $host->device) }}" class="text-indigo-600 hover:underline">
+                                            {{ $host->ip_address }}
+                                        </a>
+                                    @else
+                                        {{ $host->ip_address }}
+                                    @endif
+                                </td>
+                                <td class="px-4 py-2 font-mono text-xs text-gray-600 dark:text-gray-400">{{ $host->mac_address ?? '—' }}</td>
+                                <td class="px-4 py-2 text-gray-700 dark:text-gray-300">{{ $host->hostname ?? '—' }}</td>
+                                <td class="px-4 py-2 text-xs text-gray-600 dark:text-gray-400">{{ $host->mac_vendor ?? '—' }}</td>
+                                <td class="px-4 py-2 text-xs text-gray-600 dark:text-gray-400">{{ $host->ping_ms ? $host->ping_ms . ' ms' : '—' }}</td>
+                                <td class="px-4 py-2 text-xs text-gray-600 dark:text-gray-400 max-w-xs truncate">{{ $host->ports ?? '—' }}</td>
+                            </tr>
+                        @endforeach
+                    </tbody>
+                </table>
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/search.blade.php

@@ -0,0 +1,90 @@
+<x-app-layout>
+    <x-slot name="header">
+        <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">Globale Suche</h2>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8 space-y-4">
+
+            <form method="GET" action="{{ route('network.search') }}" class="flex gap-3">
+                <input type="text" name="q" value="{{ $q }}"
+                       placeholder="IP-Adresse, MAC, Hostname, Bezeichnung..."
+                       autofocus
+                       class="flex-1 border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500" />
+                <button type="submit" style="background-color: var(--color-primary)"
+                        class="px-5 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                    🔍 Suchen
+                </button>
+                @if($q)
+                    <a href="{{ route('network.search') }}"
+                       class="px-4 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                        Zurücksetzen
+                    </a>
+                @endif
+            </form>
+
+            @if($q && strlen($q) < 2)
+                <p class="text-sm text-gray-500">Mindestens 2 Zeichen eingeben.</p>
+            @elseif($q)
+                <p class="text-sm text-gray-500 dark:text-gray-400">
+                    {{ $devices->total() }} Ergebnis(se) für „{{ $q }}" über alle Segmente
+                </p>
+
+                <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                    <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700 text-sm">
+                        <thead class="bg-gray-50 dark:bg-gray-700">
+                            <tr>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Status</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">IP-Adresse</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">MAC-Adresse</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Hostname / Bezeichnung</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Hersteller</th>
+                                <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Zuletzt gesehen</th>
+                                <th class="px-4 py-3"></th>
+                            </tr>
+                        </thead>
+                        <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                            @forelse($devices as $device)
+                                <tr class="hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                    <td class="px-4 py-3">
+                                        <span class="w-2 h-2 rounded-full inline-block
+                                            {{ $device->status === 'online' ? 'bg-green-500' : 'bg-red-400' }}"></span>
+                                    </td>
+                                    <td class="px-4 py-3 font-mono text-gray-900 dark:text-gray-100 font-medium">{{ $device->current_ip }}</td>
+                                    <td class="px-4 py-3 font-mono text-xs text-gray-600 dark:text-gray-400">{{ $device->mac_address }}</td>
+                                    <td class="px-4 py-3 text-gray-900 dark:text-gray-100">
+                                        @if($device->label)
+                                            <span class="font-medium">{{ $device->label }}</span>
+                                            <span class="text-gray-400 text-xs ml-1">({{ $device->hostname }})</span>
+                                        @else
+                                            {{ $device->hostname ?? '—' }}
+                                        @endif
+                                    </td>
+                                    <td class="px-4 py-3 text-xs text-gray-600 dark:text-gray-400">{{ $device->mac_vendor ?? '—' }}</td>
+                                    <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400">
+                                        {{ $device->last_seen_at?->format('d.m.Y H:i') ?? '—' }}
+                                    </td>
+                                    <td class="px-4 py-3 text-right">
+                                        <a href="{{ route('network.device', $device) }}"
+                                           class="text-xs text-indigo-600 hover:underline">Detail →</a>
+                                    </td>
+                                </tr>
+                            @empty
+                                <tr>
+                                    <td colspan="7" class="px-4 py-10 text-center text-gray-500">Keine Geräte gefunden.</td>
+                                </tr>
+                            @endforelse
+                        </tbody>
+                    </table>
+
+                    @if($devices->hasPages())
+                        <div class="px-4 py-3 border-t border-gray-200 dark:border-gray-700">
+                            {{ $devices->links() }}
+                        </div>
+                    @endif
+                </div>
+            @endif
+
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/segments/create.blade.php

@@ -0,0 +1,65 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('network.segments.index') }}" class="text-gray-500 hover:text-gray-700">Segmente</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">Neues Segment</h2>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-xl mx-auto sm:px-6 lg:px-8">
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-6">
+                <form method="POST" action="{{ route('network.segments.store') }}" class="space-y-5">
+                    @csrf
+
+                    <div>
+                        <x-input-label for="name" value="Name *" />
+                        <x-text-input id="name" name="name" type="text" class="mt-1 block w-full"
+                            value="{{ old('name') }}" placeholder="z.B. Büro, Server-VLAN, Produktion" required />
+                        <x-input-error :messages="$errors->get('name')" class="mt-1" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="subnet" value="Subnetz *" />
+                        <x-text-input id="subnet" name="subnet" type="text" class="mt-1 block w-full font-mono"
+                            value="{{ old('subnet') }}" placeholder="z.B. 192.168.1.0/24 oder 10.0.0.0/8" required />
+                        <x-input-error :messages="$errors->get('subnet')" class="mt-1" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="vlan_id" value="VLAN-ID (optional)" />
+                        <x-text-input id="vlan_id" name="vlan_id" type="number" class="mt-1 block w-full"
+                            value="{{ old('vlan_id') }}" placeholder="z.B. 10" min="1" max="4094" />
+                        <x-input-error :messages="$errors->get('vlan_id')" class="mt-1" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="description" value="Beschreibung (optional)" />
+                        <textarea id="description" name="description" rows="2"
+                            class="mt-1 block w-full border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500"
+                            placeholder="Kurze Beschreibung dieses Segments...">{{ old('description') }}</textarea>
+                    </div>
+
+                    <div class="flex items-center gap-2">
+                        <input type="checkbox" id="active" name="active" value="1"
+                               {{ old('active', '1') ? 'checked' : '' }}
+                               class="rounded border-gray-300 text-indigo-600 focus:ring-indigo-500" />
+                        <label for="active" class="text-sm text-gray-700 dark:text-gray-300">Aktiv (automatisch überwachen)</label>
+                    </div>
+
+                    <div class="flex justify-end gap-3">
+                        <a href="{{ route('network.segments.index') }}"
+                           class="px-4 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 transition">
+                            Abbrechen
+                        </a>
+                        <button type="submit" style="background-color: var(--color-primary)"
+                            class="px-5 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                            Segment anlegen
+                        </button>
+                    </div>
+                </form>
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/segments/edit.blade.php

@@ -0,0 +1,64 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center space-x-2">
+            <a href="{{ route('network.segments.index') }}" class="text-gray-500 hover:text-gray-700">Segmente</a>
+            <span class="text-gray-400">/</span>
+            <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">{{ $segment->name }} bearbeiten</h2>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-xl mx-auto sm:px-6 lg:px-8">
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg p-6">
+                <form method="POST" action="{{ route('network.segments.update', $segment) }}" class="space-y-5">
+                    @csrf @method('PUT')
+
+                    <div>
+                        <x-input-label for="name" value="Name *" />
+                        <x-text-input id="name" name="name" type="text" class="mt-1 block w-full"
+                            value="{{ old('name', $segment->name) }}" required />
+                        <x-input-error :messages="$errors->get('name')" class="mt-1" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="subnet" value="Subnetz *" />
+                        <x-text-input id="subnet" name="subnet" type="text" class="mt-1 block w-full font-mono"
+                            value="{{ old('subnet', $segment->subnet) }}" required />
+                        <x-input-error :messages="$errors->get('subnet')" class="mt-1" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="vlan_id" value="VLAN-ID (optional)" />
+                        <x-text-input id="vlan_id" name="vlan_id" type="number" class="mt-1 block w-full"
+                            value="{{ old('vlan_id', $segment->vlan_id) }}" min="1" max="4094" />
+                        <x-input-error :messages="$errors->get('vlan_id')" class="mt-1" />
+                    </div>
+
+                    <div>
+                        <x-input-label for="description" value="Beschreibung (optional)" />
+                        <textarea id="description" name="description" rows="2"
+                            class="mt-1 block w-full border-gray-300 dark:border-gray-600 dark:bg-gray-700 dark:text-gray-200 rounded-md shadow-sm text-sm focus:ring-indigo-500 focus:border-indigo-500">{{ old('description', $segment->description) }}</textarea>
+                    </div>
+
+                    <div class="flex items-center gap-2">
+                        <input type="checkbox" id="active" name="active" value="1"
+                               {{ old('active', $segment->active) ? 'checked' : '' }}
+                               class="rounded border-gray-300 text-indigo-600 focus:ring-indigo-500" />
+                        <label for="active" class="text-sm text-gray-700 dark:text-gray-300">Aktiv</label>
+                    </div>
+
+                    <div class="flex justify-end gap-3">
+                        <a href="{{ route('network.segments.index') }}"
+                           class="px-4 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 transition">
+                            Abbrechen
+                        </a>
+                        <button type="submit" style="background-color: var(--color-primary)"
+                            class="px-5 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                            Speichern
+                        </button>
+                    </div>
+                </form>
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/segments/index.blade.php

@@ -0,0 +1,77 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center justify-between">
+            <div class="flex items-center space-x-2">
+                <a href="{{ route('network.dashboard') }}" class="text-gray-500 hover:text-gray-700">Netzwerk</a>
+                <span class="text-gray-400">/</span>
+                <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">Segmente</h2>
+            </div>
+            <a href="{{ route('network.segments.create') }}" style="background-color: var(--color-primary)"
+               class="px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                + Segment anlegen
+            </a>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-5xl mx-auto sm:px-6 lg:px-8">
+
+            @if(session('success'))
+                <div class="mb-4 p-4 bg-green-100 text-green-800 rounded-md">{{ session('success') }}</div>
+            @endif
+
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700 text-sm">
+                    <thead class="bg-gray-50 dark:bg-gray-700">
+                        <tr>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Aktiv</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Name</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Subnetz</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">VLAN</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Scans</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Beschreibung</th>
+                            <th class="px-4 py-3"></th>
+                        </tr>
+                    </thead>
+                    <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @forelse($segments as $segment)
+                            <tr class="hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                <td class="px-4 py-3">
+                                    <span class="inline-block w-2.5 h-2.5 rounded-full {{ $segment->active ? 'bg-green-500' : 'bg-gray-300' }}"></span>
+                                </td>
+                                <td class="px-4 py-3 font-medium text-gray-900 dark:text-gray-100">
+                                    <a href="{{ route('network.segments.show', $segment) }}" class="hover:text-indigo-600">
+                                        {{ $segment->name }}
+                                    </a>
+                                </td>
+                                <td class="px-4 py-3 font-mono text-xs text-gray-600 dark:text-gray-400">{{ $segment->subnet }}</td>
+                                <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400">
+                                    {{ $segment->vlan_id ? 'VLAN ' . $segment->vlan_id : '—' }}
+                                </td>
+                                <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400">{{ $segment->scans_count }}</td>
+                                <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400 max-w-xs truncate">
+                                    {{ $segment->description ?? '—' }}
+                                </td>
+                                <td class="px-4 py-3 text-right space-x-3">
+                                    <a href="{{ route('network.segments.edit', $segment) }}"
+                                       class="text-xs text-indigo-600 hover:underline">Bearbeiten</a>
+                                    <form method="POST" action="{{ route('network.segments.destroy', $segment) }}"
+                                          class="inline" onsubmit="return confirm('Segment löschen?')">
+                                        @csrf @method('DELETE')
+                                        <button type="submit" class="text-xs text-red-500 hover:underline">Löschen</button>
+                                    </form>
+                                </td>
+                            </tr>
+                        @empty
+                            <tr>
+                                <td colspan="7" class="px-4 py-10 text-center text-gray-500">
+                                    Noch keine Segmente. <a href="{{ route('network.segments.create') }}" class="text-indigo-600 hover:underline">Jetzt anlegen</a>
+                                </td>
+                            </tr>
+                        @endforelse
+                    </tbody>
+                </table>
+            </div>
+        </div>
+    </div>
+</x-app-layout>

resources/views/network/segments/show.blade.php

@@ -0,0 +1,115 @@
+<x-app-layout>
+    <x-slot name="header">
+        <div class="flex items-center justify-between">
+            <div class="flex items-center space-x-2">
+                <a href="{{ route('network.segments.index') }}" class="text-gray-500 hover:text-gray-700">Segmente</a>
+                <span class="text-gray-400">/</span>
+                <h2 class="font-semibold text-xl text-gray-800 dark:text-gray-200">{{ $segment->name }}</h2>
+            </div>
+            <div class="flex gap-2">
+                <a href="{{ route('network.import') }}?segment={{ $segment->id }}"
+                   style="background-color: var(--color-primary)"
+                   class="px-4 py-2 text-white text-sm font-medium rounded-md hover:opacity-90 transition">
+                    + Scan importieren
+                </a>
+                <a href="{{ route('network.segments.edit', $segment) }}"
+                   class="px-4 py-2 text-sm font-medium rounded-md border border-gray-300 dark:border-gray-600 text-gray-700 dark:text-gray-300 hover:bg-gray-50 transition">
+                    Bearbeiten
+                </a>
+            </div>
+        </div>
+    </x-slot>
+
+    <div class="py-8">
+        <div class="max-w-7xl mx-auto sm:px-6 lg:px-8 space-y-6">
+
+            {{-- Segment-Info --}}
+            <div class="grid grid-cols-2 md:grid-cols-4 gap-4">
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Subnetz</p>
+                    <p class="mt-1 font-mono font-bold text-gray-900 dark:text-gray-100">{{ $segment->subnet }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">VLAN</p>
+                    <p class="mt-1 font-bold text-gray-900 dark:text-gray-100">{{ $segment->vlan_id ? 'VLAN ' . $segment->vlan_id : '—' }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Status</p>
+                    <p class="mt-1 font-bold {{ $segment->active ? 'text-green-600' : 'text-gray-400' }}">
+                        {{ $segment->active ? 'Aktiv' : 'Inaktiv' }}
+                    </p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Scans gesamt</p>
+                    <p class="mt-1 font-bold text-gray-900 dark:text-gray-100">{{ $scans->total() }}</p>
+                </div>
+            </div>
+
+            @if($latestScan)
+            <div class="grid grid-cols-2 md:grid-cols-3 gap-4">
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Letzter Scan</p>
+                    <p class="mt-1 font-bold text-gray-900 dark:text-gray-100">{{ $latestScan->created_at->format('d.m.Y H:i') }}</p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Online / Gesamt</p>
+                    <p class="mt-1 font-bold">
+                        <span class="text-green-600">{{ $latestScan->online_hosts }}</span>
+                        <span class="text-gray-400"> / {{ $latestScan->total_hosts }}</span>
+                    </p>
+                </div>
+                <div class="bg-white dark:bg-gray-800 rounded-lg shadow-sm p-4">
+                    <p class="text-xs text-gray-500 dark:text-gray-400 uppercase tracking-wider">Neue Geräte</p>
+                    <p class="mt-1 font-bold text-gray-900 dark:text-gray-100">{{ $latestScan->new_devices }}</p>
+                </div>
+            </div>
+            @endif
+
+            {{-- Scan-Historie --}}
+            <div class="bg-white dark:bg-gray-800 shadow-sm rounded-lg overflow-hidden">
+                <div class="px-5 py-4 border-b border-gray-200 dark:border-gray-700">
+                    <h3 class="font-semibold text-gray-900 dark:text-gray-100">Scan-Historie</h3>
+                </div>
+                <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700 text-sm">
+                    <thead class="bg-gray-50 dark:bg-gray-700">
+                        <tr>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Datum</th>
+                            <th class="px-4 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Scanner</th>
+                            <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Gesamt</th>
+                            <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Online</th>
+                            <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Neu</th>
+                            <th class="px-4 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Geändert</th>
+                            <th class="px-4 py-3"></th>
+                        </tr>
+                    </thead>
+                    <tbody class="divide-y divide-gray-100 dark:divide-gray-700">
+                        @forelse($scans as $scan)
+                            <tr class="hover:bg-gray-50 dark:hover:bg-gray-700 transition">
+                                <td class="px-4 py-3 text-gray-700 dark:text-gray-300">{{ $scan->created_at->format('d.m.Y H:i') }}</td>
+                                <td class="px-4 py-3 text-xs text-gray-500 dark:text-gray-400">{{ $scan->scanner ?? '—' }}</td>
+                                <td class="px-4 py-3 text-right text-gray-700 dark:text-gray-300">{{ $scan->total_hosts }}</td>
+                                <td class="px-4 py-3 text-right text-green-600 font-medium">{{ $scan->online_hosts }}</td>
+                                <td class="px-4 py-3 text-right text-blue-600">{{ $scan->new_devices }}</td>
+                                <td class="px-4 py-3 text-right text-yellow-600">{{ $scan->changed_devices }}</td>
+                                <td class="px-4 py-3 text-right">
+                                    <a href="{{ route('network.scan', $scan) }}"
+                                       class="text-xs text-indigo-600 hover:underline">Details →</a>
+                                </td>
+                            </tr>
+                        @empty
+                            <tr>
+                                <td colspan="7" class="px-4 py-10 text-center text-gray-500">Noch keine Scans für dieses Segment.</td>
+                            </tr>
+                        @endforelse
+                    </tbody>
+                </table>
+                @if($scans->hasPages())
+                    <div class="px-4 py-3 border-t border-gray-200 dark:border-gray-700">
+                        {{ $scans->links() }}
+                    </div>
+                @endif
+            </div>
+
+        </div>
+    </div>
+</x-app-layout>

resources/views/welcome.blade.php

@@ -1,10 +1,11 @@
 <!DOCTYPE html>
-<html lang="{{ str_replace('_', '-', app()->getLocale()) }}">
+<html lang="{{ str_replace('_', '-', app()->getLocale()) }}"
+      class="{{ ($appSettings['theme_mode'] ?? 'light') === 'dark' ? 'dark' : '' }}">
     <head>
         <meta charset="utf-8">
         <meta name="viewport" content="width=device-width, initial-scale=1">
 
-        <title>{{ config('app.name', 'Laravel') }}</title>
+        <title>{{ $appSettings['site_name'] ?? config('app.name', 'Network-MGMT') }}</title>
 
         @fonts
 

routes/web.php

@@ -2,6 +2,8 @@
 
 use App\Http\Controllers\ProfileController;
 use App\Http\Controllers\HelpController;
+use App\Http\Controllers\NetworkController;
+use App\Http\Controllers\NetworkSegmentController;
 use App\Http\Controllers\Admin\UserController as AdminUserController;
 use App\Http\Controllers\Admin\LayoutController as AdminLayoutController;
 use Illuminate\Support\Facades\Route;
@@ -32,6 +34,38 @@ Route::prefix('admin')
         Route::get('layout/remove-logo', [AdminLayoutController::class, 'removeLogo'])->name('layout.removeLogo');
     });
 
+// Netzwerk-Bereich – für alle eingeloggten Benutzer
+Route::prefix('network')
+    ->name('network.')
+    ->middleware(['auth'])
+    ->group(function () {
+        // Dashboard
+        Route::get('/', [NetworkController::class, 'dashboard'])->name('dashboard');
+
+        // Globale Suche
+        Route::get('/search', [NetworkController::class, 'search'])->name('search');
+
+        // Segmente (CRUD)
+        Route::resource('segments', NetworkSegmentController::class)
+            ->names('segments');
+
+        // Geräte
+        Route::get('/devices', [NetworkController::class, 'devices'])->name('devices');
+        Route::get('/devices/{device}', [NetworkController::class, 'device'])->name('device');
+        Route::put('/devices/{device}', [NetworkController::class, 'updateDevice'])->name('device.update');
+        Route::post('/devices/{device}/note', [NetworkController::class, 'addNote'])->name('device.note');
+
+        // Ereignisse
+        Route::post('/events/{event}/document', [NetworkController::class, 'documentEvent'])->name('document');
+
+        // Import
+        Route::get('/import', [NetworkController::class, 'showImport'])->name('import');
+        Route::post('/import', [NetworkController::class, 'import'])->name('import');
+
+        // Scan-Detail
+        Route::get('/scans/{scan}', [NetworkController::class, 'scan'])->name('scan');
+    });
+
 // Hilfe-Bereich – für alle eingeloggten Benutzer
 Route::prefix('help')
     ->name('help.')

tailwind.config.js

@@ -9,6 +9,8 @@ export default {
         './resources/views/**/*.blade.php',
     ],
 
+    darkMode: 'class',
+
     theme: {
         extend: {
             fontFamily: {