@extends('layouts.admin')
@section('title', '儀表板')
@section('content')
<div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-6 mb-8">
    @foreach([['使用者', $stats['users'], 'from-blue-500 to-blue-600', 'M12 4.354a4 4 0 110 5.292M15 21H3v-1a6 6 0 0112 0v1zm0 0h6v-1a6 6 0 00-9-5.197M13 7a4 4 0 11-8 0 4 4 0 018 0z'], ['學校', $stats['schools'], 'from-green-500 to-teal-600', 'M19 21V5a2 2 0 00-2-2H7a2 2 0 00-2 2v16m14 0h2m-2 0h-5m-9 0H3m2 0h5M9 7h1m-1 4h1m4-4h1m-1 4h1m-5 10v-5a1 1 0 011-1h2a1 1 0 011 1v5m-4 0h4'], ['考試', $stats['exams'], 'from-purple-500 to-pink-600', 'M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z'], ['題目', $stats['questions'], 'from-orange-500 to-red-600', 'M8.228 9c.549-1.165 2.03-2 3.772-2 2.21 0 4 1.343 4 3 0 1.4-1.278 2.575-3.006 2.907-.542.104-.994.54-.994 1.093m0 3h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z']] as [$label, $count, $gradient, $path])
    <div class="bg-white dark:bg-slate-900 rounded-xl shadow-lg border border-gray-100 dark:border-slate-800 p-6">
        <div class="flex items-center justify-between">
            <div>
                <p class="text-sm text-gray-500 dark:text-gray-400">{{ $label }}</p>
                <p class="text-3xl font-bold text-gray-900 dark:text-white mt-1">{{ number_format($count) }}</p>
            </div>
            <div class="w-12 h-12 rounded-xl bg-gradient-to-br {{ $gradient }} flex items-center justify-center">
                <svg class="w-6 h-6 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="{{ $path }}"/></svg>
            </div>
        </div>
    </div>
    @endforeach
</div>

<div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
    <!-- 角色分佈 -->
    <div class="bg-white dark:bg-slate-900 rounded-xl shadow-lg border border-gray-100 dark:border-slate-800 p-6">
        <h3 class="text-lg font-bold text-gray-900 dark:text-white mb-4">角色分佈</h3>
        <div class="space-y-3">
            @foreach($roleStats as $role)
            <div class="flex items-center justify-between">
                <span class="text-sm text-gray-700 dark:text-gray-300">{{ $role->name }}</span>
                <span class="px-2.5 py-0.5 text-xs font-bold rounded-full bg-blue-100 text-blue-700 dark:bg-blue-900/30 dark:text-blue-400">{{ $role->users_count }}</span>
            </div>
            @endforeach
        </div>
    </div>

    <!-- 最近註冊 -->
    <div class="lg:col-span-2 bg-white dark:bg-slate-900 rounded-xl shadow-lg border border-gray-100 dark:border-slate-800 p-6">
        <h3 class="text-lg font-bold text-gray-900 dark:text-white mb-4">最近註冊使用者</h3>
        <div class="overflow-x-auto">
            <table class="w-full text-sm">
                <thead><tr class="border-b border-gray-200 dark:border-slate-700">
                    <th class="text-left py-2 text-gray-500 dark:text-gray-400 font-medium">姓名</th>
                    <th class="text-left py-2 text-gray-500 dark:text-gray-400 font-medium">Email</th>
                    <th class="text-left py-2 text-gray-500 dark:text-gray-400 font-medium">角色</th>
                    <th class="text-left py-2 text-gray-500 dark:text-gray-400 font-medium">日期</th>
                </tr></thead>
                <tbody>
                @foreach($recentUsers as $u)
                <tr class="border-b border-gray-100 dark:border-slate-800">
                    <td class="py-2.5 text-gray-900 dark:text-white font-medium">{{ $u->name }}</td>
                    <td class="py-2.5 text-gray-600 dark:text-gray-400">{{ $u->email }}</td>
                    <td class="py-2.5"><span class="px-2 py-0.5 text-xs rounded-full bg-gray-100 dark:bg-slate-800 text-gray-700 dark:text-gray-300">{{ $u->role->name ?? '-' }}</span></td>
                    <td class="py-2.5 text-gray-500 dark:text-gray-400">{{ $u->created_at->format('Y-m-d') }}</td>
                </tr>
                @endforeach
                </tbody>
            </table>
        </div>
    </div>
</div>
@endsection