@php
    $cal = $calendarioData;
    $primerDiaSemana = $cal['primerDia']->dayOfWeek; // 0 = Domingo, 1 = Lunes, etc.
    $diasEnMes = $cal['ultimoDia']->day;

    $mesAnterior = $cal['primerDia']->copy()->subMonth();
    $mesSiguiente = $cal['primerDia']->copy()->addMonth();

    $paramsBase = request()->except(['mes', 'anio', 'vista']);
    $paramsBase['vista'] = 'calendario';
@endphp

<div class="card border-0 shadow-sm rounded-4">
    <div class="card-body p-0">
        <div class="d-flex justify-content-between align-items-center p-3 border-bottom">
            <a href="{{ route('reuniones.index', array_merge($paramsBase, ['mes' => $mesAnterior->month, 'anio' => $mesAnterior->year])) }}"
               class="btn btn-sm btn-outline-secondary">
                <i class="bi bi-chevron-left"></i>
            </a>

            <h4 class="mb-0 text-capitalize">{{ $cal['nombreMes'] }}</h4>

            <a href="{{ route('reuniones.index', array_merge($paramsBase, ['mes' => $mesSiguiente->month, 'anio' => $mesSiguiente->year])) }}"
               class="btn btn-sm btn-outline-secondary">
                <i class="bi bi-chevron-right"></i>
            </a>
        </div>

        <div class="p-3">
            <div class="calendario-grid">
                {{-- Encabezados de días de la semana --}}
                <div class="calendario-dia-header">Dom</div>
                <div class="calendario-dia-header">Lun</div>
                <div class="calendario-dia-header">Mar</div>
                <div class="calendario-dia-header">Mié</div>
                <div class="calendario-dia-header">Jue</div>
                <div class="calendario-dia-header">Vie</div>
                <div class="calendario-dia-header">Sáb</div>

                {{-- Celdas vacías antes del primer día --}}
                @for($i = 0; $i < $primerDiaSemana; $i++)
                    <div class="calendario-celda calendario-celda-vacia"></div>
                @endfor

                {{-- Días del mes --}}
                @for($dia = 1; $dia <= $diasEnMes; $dia++)
                    @php
                        $reunionesDia = $cal['reunionesPorDia'][$dia] ?? [];
                        $esHoy = $dia == now()->day && $cal['mes'] == now()->month && $cal['anio'] == now()->year;
                    @endphp

                    <div class="calendario-celda {{ $esHoy ? 'calendario-celda-hoy' : '' }}">
                        <div class="calendario-dia-numero">{{ $dia }}</div>

                        @if(count($reunionesDia) > 0)
                            <div class="calendario-reuniones">
                                @foreach($reunionesDia as $reunion)
                                    @php
                                        $horaInicio = \Carbon\Carbon::parse($reunion->hora_inicio)->format('H:i');
                                        $estadoClass = match($reunion->estado) {
                                            'Agendada' => 'bg-info',
                                            'Realizada' => 'bg-success',
                                            'Cancelada' => 'bg-danger',
                                            'Reprogramada' => 'bg-warning',
                                            default => 'bg-secondary'
                                        };
                                    @endphp

                                    <a href="{{ route('reuniones.show', $reunion) }}"
                                       class="calendario-reunion-item {{ $estadoClass }} text-white text-decoration-none"
                                       title="{{ $reunion->contacto->user->nombre }} {{ $reunion->contacto->user->apellido }} - {{ $horaInicio }}">
                                        <span class="calendario-reunion-hora">{{ $horaInicio }}</span>
                                        <span class="calendario-reunion-contacto">
                                            {{ $reunion->contacto->user->nombre }}
                                        </span>
                                    </a>
                                @endforeach
                            </div>
                        @endif
                    </div>
                @endfor
            </div>
        </div>
    </div>
</div>

<style>
.calendario-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background-color: #dee2e6;
    border: 1px solid #dee2e6;
}

.calendario-dia-header {
    background-color: #f8f9fa;
    padding: 0.75rem 0.5rem;
    text-align: center;
    font-weight: 600;
    font-size: 0.875rem;
    color: #495057;
}

.calendario-celda {
    background-color: white;
    min-height: 120px;
    padding: 0.5rem;
    display: flex;
    flex-direction: column;
}

.calendario-celda-vacia {
    background-color: #f8f9fa;
}

.calendario-celda-hoy {
    background-color: #fff3cd;
}

.calendario-dia-numero {
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 0.25rem;
    color: #212529;
}

.calendario-reuniones {
    display: flex;
    flex-direction: column;
    gap: 3px;
    max-height: 75px;
    overflow-y: auto;
    overflow-x: hidden;
}

.calendario-reuniones::-webkit-scrollbar {
    width: 6px;
}

.calendario-reuniones::-webkit-scrollbar-track {
    background-color: #f8f9fa;
    border-radius: 3px;
}

.calendario-reuniones::-webkit-scrollbar-thumb {
    background-color: #adb5bd;
    border-radius: 3px;
}

.calendario-reuniones::-webkit-scrollbar-thumb:hover {
    background-color: #6c757d;
}

.calendario-reunion-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.3rem;
    border-radius: 3px;
    font-size: 0.7rem;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    flex-shrink: 0;
    min-height: 22px;
}

.calendario-reunion-item:hover {
    opacity: 0.85;
}

.calendario-reunion-hora {
    font-weight: 600;
    flex-shrink: 0;
}

.calendario-reunion-contacto {
    overflow: hidden;
    text-overflow: ellipsis;
}

</style>