@extends('layouts.user')

@section('title', 'Country Comparison Engine')

@push('styles')
<link rel="stylesheet" href="{{ asset('css/user-dashboard.css') }}">
<style>
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.popular-compare-card {
    opacity: 0;
    animation: fadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.popular-compare-card:nth-child(1) { animation-delay: 0.05s; }
.popular-compare-card:nth-child(2) { animation-delay: 0.1s; }
.popular-compare-card:nth-child(3) { animation-delay: 0.15s; }
.popular-compare-card:nth-child(4) { animation-delay: 0.2s; }

.compare-result-card {
    opacity: 0;
    animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.compare-result-card:nth-child(1) { animation-delay: 0.1s; }
.compare-result-card:nth-child(2) { animation-delay: 0.2s; }
</style>
@endpush

@section('content')

@php
    $countryFlags = [];
    foreach ($countries ?? [] as $c) {
        $countryFlags[$c->iso2] = $c->flag_url;
    }
    
    $popularPairs = [
        ['c1' => 'US', 'c2' => 'CN', 'name1' => 'United States', 'name2' => 'China'],
        ['c1' => 'JP', 'c2' => 'KR', 'name1' => 'Japan', 'name2' => 'South Korea'],
        ['c1' => 'SG', 'c2' => 'ID', 'name1' => 'Singapore', 'name2' => 'Indonesia'],
        ['c1' => 'DE', 'c2' => 'FR', 'name1' => 'Germany', 'name2' => 'France'],
    ];
@endphp

{{-- Flower Decorations --}}
<div class="flower-decorations">
    <div class="flower-left">
        <img src="{{ asset('assets/bunga1.png') }}" alt="Decorative Flower">
    </div>
    <div class="flower-right">
        <img src="{{ asset('assets/bunga2.png') }}" alt="Decorative Flower">
    </div>
</div>

<div class="dashboard-content">
    {{-- ── Header ─────────────────────────────────────────────────── --}}
    <div class="mb-6">
        <h1 class="text-3xl font-bold tracking-tight text-slate-800">
            Country <span class="text-amber-600">Comparison Engine</span>
        </h1>
        <p class="mt-2 text-slate-600">Compare economic, weather, and risk indicators side-by-side.</p>
    </div>

    {{-- ── Selection Form ──────────────────────────────────────────── --}}
    <form id="compare-form" method="GET" action="{{ route('user.compare.index') }}" class="mb-8">
        <div class="grid grid-cols-1 gap-4 md:grid-cols-3">
            <div>
                <label class="mb-2 block text-sm font-medium text-slate-700">Country 1</label>
                <select name="country1" class="w-full rounded-lg border border-slate-300 bg-white px-4 py-2 text-slate-800 focus:border-amber-500 focus:outline-none focus:ring-2 focus:ring-amber-200">
                    <option value="">Select Country</option>
                    @foreach($countries ?? [] as $c)
                        <option value="{{ $c->iso2 }}" @selected(request('country1') == $c->iso2)>{{ $c->name }}</option>
                    @endforeach
                </select>
            </div>
            <div>
                <label class="mb-2 block text-sm font-medium text-slate-700">Country 2</label>
                <select name="country2" class="w-full rounded-lg border border-slate-300 bg-white px-4 py-2 text-slate-800 focus:border-amber-500 focus:outline-none focus:ring-2 focus:ring-amber-200">
                    <option value="">Select Country</option>
                    @foreach($countries ?? [] as $c)
                        <option value="{{ $c->iso2 }}" @selected(request('country2') == $c->iso2)>{{ $c->name }}</option>
                    @endforeach
                </select>
            </div>
            <div class="flex items-end">
                <button type="submit" class="w-full rounded-lg bg-amber-600 px-6 py-2 font-semibold text-white transition hover:bg-amber-500">
                    Compare Countries
                </button>
            </div>
        </div>
    </form>

    {{-- ── Popular Comparisons Section ─────────────────────────────────── --}}
    <div class="mb-8">
        <h2 class="text-xl font-bold text-slate-800">Popular Comparisons</h2>
        <p class="text-sm text-slate-500 mb-4">Quickly compare countries that are frequently analyzed in global supply chain.</p>
        
        <div class="grid grid-cols-1 gap-4 sm:grid-cols-2 lg:grid-cols-4">
            @foreach($popularPairs as $pair)
                @php
                    $isActive = request('country1') == $pair['c1'] && request('country2') == $pair['c2'];
                    $flag1 = $countryFlags[$pair['c1']] ?? null;
                    $flag2 = $countryFlags[$pair['c2']] ?? null;
                @endphp
                <div class="popular-compare-card p-5 bg-white border rounded-xl shadow-sm hover:shadow-md hover:-translate-y-1 transform transition duration-300 cursor-pointer flex items-center justify-between {{ $isActive ? 'border-amber-500 bg-amber-50/50 shadow-md ring-2 ring-amber-500/20' : 'border-slate-200' }}"
                     data-c1="{{ $pair['c1'] }}"
                     data-c2="{{ $pair['c2'] }}"
                     tabindex="0"
                     role="button"
                     aria-label="Compare {{ $pair['name1'] }} vs {{ $pair['name2'] }}">
                     
                     <div class="flex flex-col gap-3">
                         {{-- Flags Row --}}
                         <div class="flex items-center gap-2">
                             <div class="relative w-10 h-10 rounded-full border border-slate-200 overflow-hidden shadow-sm flex items-center justify-center bg-slate-50 shrink-0">
                                 @if($flag1)
                                     <img src="{{ $flag1 }}" class="w-full h-full object-cover" alt="{{ $pair['name1'] }}">
                                 @else
                                     <span class="text-xs font-bold text-slate-400">{{ $pair['c1'] }}</span>
                                 @endif
                             </div>
                             <span class="text-xs font-bold text-slate-400">vs</span>
                             <div class="relative w-10 h-10 rounded-full border border-slate-200 overflow-hidden shadow-sm flex items-center justify-center bg-slate-50 shrink-0">
                                 @if($flag2)
                                     <img src="{{ $flag2 }}" class="w-full h-full object-cover" alt="{{ $pair['name2'] }}">
                                 @else
                                     <span class="text-xs font-bold text-slate-400">{{ $pair['c2'] }}</span>
                                 @endif
                             </div>
                         </div>
                         {{-- Text Row --}}
                         <div>
                             <p class="text-sm font-bold text-slate-700">{{ $pair['name1'] }}</p>
                             <p class="text-xs font-medium text-slate-500">vs <span class="font-bold text-slate-700">{{ $pair['name2'] }}</span></p>
                         </div>
                     </div>
                     
                     {{-- Arrow Icon --}}
                     <div class="chevron-icon-container flex items-center justify-center w-8 h-8 rounded-full {{ $isActive ? 'bg-amber-500 text-white' : 'bg-amber-50 text-amber-600' }} transition">
                         <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                             <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2.5" d="M9 5l7 7-7 7"></path>
                         </svg>
                     </div>
                </div>
            @endforeach
        </div>
    </div>

    {{-- Wraps the comparison results in a static container to handle AJAX updates smoothly --}}
    {{-- Wraps the comparison results in a static container to handle AJAX updates smoothly --}}
    <div id="comparison-results-container">
        @if($country1 && $country2)
            @php
                $risk1 = $country1->riskScores->sortByDesc('calculated_at')->first();
                $risk2 = $country2->riskScores->sortByDesc('calculated_at')->first();
                
                $eco1 = $country1->economies->sortByDesc('year')->first();
                $eco2 = $country2->economies->sortByDesc('year')->first();
                
                $weather1 = $country1->weatherRecords->sortByDesc('recorded_at')->first();
                $weather2 = $country2->weatherRecords->sortByDesc('recorded_at')->first();
            @endphp
            <div id="comparison-results" class="scroll-mt-24">
                {{-- ── Side-by-side cards ── --}}
                <div class="grid grid-cols-1 gap-6 md:grid-cols-2">
                    @foreach([
                        ['current' => $country1, 'other' => $country2, 'index' => 1],
                        ['current' => $country2, 'other' => $country1, 'index' => 2]
                    ] as $item)
                        @php
                            $country = $item['current'];
                            $other = $item['other'];
                            $idx = $item['index'];
                            
                            $risk    = $idx === 1 ? $risk1 : $risk2;
                            $otherRisk = $idx === 1 ? $risk2 : $risk1;
                            
                            $eco     = $idx === 1 ? $eco1 : $eco2;
                            $otherEco = $idx === 1 ? $eco2 : $eco1;
                            
                            $weather = $idx === 1 ? $weather1 : $weather2;
                            $otherWeather = $idx === 1 ? $weather2 : $weather1;
                            
                            $cur     = $country->currency;
                            $rate    = $cur ? \App\Models\ExchangeRate::where('base_currency_id', $cur->id)
                                                ->orderByDesc('recorded_at')->first() : null;
                                                
                            // Helper to check if a value is better
                            $rsBetter = false;
                            $rsWorse = false;
                            if (isset($risk1->total_score) && isset($risk2->total_score)) {
                                if ($risk1->total_score != $risk2->total_score) {
                                    $rsBetter = $idx === 1 ? ($risk1->total_score < $risk2->total_score) : ($risk2->total_score < $risk1->total_score);
                                    $rsWorse = !$rsBetter;
                                }
                            }
                            
                            $gdpBetter = false;
                            $gdpWorse = false;
                            if (isset($eco1->gdp) && isset($eco2->gdp)) {
                                if ($eco1->gdp != $eco2->gdp) {
                                    $gdpBetter = $idx === 1 ? ($eco1->gdp > $eco2->gdp) : ($eco2->gdp > $eco1->gdp);
                                    $gdpWorse = !$gdpBetter;
                                }
                            }
                            
                            $infBetter = false;
                            $infWorse = false;
                            if (isset($eco1->inflation) && isset($eco2->inflation)) {
                                if ($eco1->inflation != $eco2->inflation) {
                                    $infBetter = $idx === 1 ? ($eco1->inflation < $eco2->inflation) : ($eco2->inflation < $eco1->inflation);
                                    $infWorse = !$infBetter;
                                }
                            }
                            
                            $groBetter = false;
                            $groWorse = false;
                            if (isset($eco1->economic_growth) && isset($eco2->economic_growth)) {
                                if ($eco1->economic_growth != $eco2->economic_growth) {
                                    $groBetter = $idx === 1 ? ($eco1->economic_growth > $eco2->economic_growth) : ($eco2->economic_growth > $eco1->economic_growth);
                                    $groWorse = !$groBetter;
                                }
                            }
                            
                            $stBetter = false;
                            $stWorse = false;
                            if (isset($weather1->storm_risk) && isset($weather2->storm_risk)) {
                                if ($weather1->storm_risk != $weather2->storm_risk) {
                                    $stBetter = $idx === 1 ? ($weather1->storm_risk < $weather2->storm_risk) : ($weather2->storm_risk < $weather1->storm_risk);
                                    $stWorse = !$stBetter;
                                }
                            }
                            
                            // Define the list of indicators
                            $indicators = [
                                [
                                    'label' => 'GDP',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 7h8m0 0v8m0-8l-8 8-4-4-6 6"></path></svg>',
                                    'hasData' => $eco && $eco->gdp !== null,
                                    'value' => $eco && $eco->gdp ? '$' . number_format($eco->gdp / 1e9, 1) . 'B' : '',
                                    'isBetter' => $gdpBetter,
                                    'isWorse' => $gdpWorse
                                ],
                                [
                                    'label' => 'Economic Growth',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 19v-6a2 2 0 00-2-2H5a2 2 0 00-2 2v6a2 2 0 002 2h2a2 2 0 002-2zm0 0V9a2 2 0 012-2h2a2 2 0 012 2v10m-6 0a2 2 0 002 2h2a2 2 0 002-2m0 0V5a2 2 0 012-2h2a2 2 0 012 2v14a2 2 0 01-2 2h-2a2 2 0 01-2-2z"></path></svg>',
                                    'hasData' => $eco && $eco->economic_growth !== null,
                                    'value' => $eco && $eco->economic_growth !== null ? number_format($eco->economic_growth, 1) . '%' : '',
                                    'isBetter' => $groBetter,
                                    'isWorse' => $groWorse
                                ],
                                [
                                    'label' => 'Inflation',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"></path></svg>',
                                    'hasData' => $eco && $eco->inflation !== null,
                                    'value' => $eco && $eco->inflation !== null ? number_format($eco->inflation, 1) . '%' : '',
                                    'isBetter' => $infBetter,
                                    'isWorse' => $infWorse
                                ],
                                [
                                    'label' => 'Storm Risk',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M13 10V3L4 14h7v7l9-11h-7z"></path></svg>',
                                    'hasData' => $weather && $weather->storm_risk !== null,
                                    'value' => $weather ? $weather->storm_risk . '%' : '',
                                    'isBetter' => $stBetter,
                                    'isWorse' => $stWorse
                                ],
                                [
                                    'label' => 'Temperature',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 19M9 5a4 4 0 118 0v7.62a6 6 0 11-8 0V5z"></path></svg>',
                                    'hasData' => $weather && $weather->temperature !== null,
                                    'value' => $weather ? number_format($weather->temperature, 1) . ' °C' : '',
                                    'isBetter' => false,
                                    'isWorse' => false
                                ],
                                [
                                    'label' => 'Currency',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 8c-1.657 0-3 .895-3 2s1.343 2 3 2 3 .895 3 2-1.343 2-3 2m0-8c1.11 0 2.08.402 2.599 1M12 8V7m0 1v8m0 0v1m0-1c-1.11 0-2.08-.402-2.599-1M12 16v1m-4-6h8m-8 4h8"></path></svg>',
                                    'hasData' => $cur !== null,
                                    'value' => $cur ? $cur->code . ($cur->symbol ? ' (' . $cur->symbol . ')' : '') : '',
                                    'isBetter' => false,
                                    'isWorse' => false
                                ],
                                [
                                    'label' => 'Rate vs USD',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 7h12m0 0l-4-4m4 4l-4 4m0 6H4m0 0l4 4m-4-4l4-4"></path></svg>',
                                    'hasData' => $rate !== null,
                                    'value' => $rate ? number_format($rate->exchange_rate, 4) : '',
                                    'isBetter' => false,
                                    'isWorse' => false
                                ],
                                [
                                    'label' => 'Population',
                                    'icon' => '<svg class="w-4 h-4 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M17 20h5v-2a3 3 0 00-5.356-1.857M17 20H7m10 0v-2c0-.656-.126-1.283-.356-1.857M7 20H2v-2a3 3 0 015.356-1.857M7 20v-2c0-.656.126-1.283.356-1.857m0 0a5.002 5.002 0 019.288 0M15 7a3 3 0 11-6 0 3 3 0 016 0zm6 3a2 2 0 11-4 0 2 2 0 014 0zM7 10a2 2 0 11-4 0 2 2 0 014 0z"></path></svg>',
                                    'hasData' => isset($country->latestEconomy->population),
                                    'value' => isset($country->latestEconomy->population) ? number_format($country->latestEconomy->population) : '',
                                    'isBetter' => false,
                                    'isWorse' => false
                                ]
                            ];
                        @endphp
                        
                        <div class="compare-result-card bg-white border border-slate-100 shadow-md rounded-[22px] overflow-hidden transition-all duration-300 hover:shadow-lg hover:-translate-y-[3px] flex flex-col justify-between">
                            {{-- Header --}}
                            <div class="flex items-center justify-between border-b border-slate-100 px-6 py-5 bg-slate-50/40">
                                <div class="flex items-center gap-3">
                                    @if($country->flag_url)
                                        <img src="{{ $country->flag_url }}" class="w-10 h-7 object-cover rounded shadow-sm border border-slate-100 shrink-0" alt="">
                                    @endif
                                    <div>
                                        <p class="text-xl font-bold text-slate-800">{{ $country->name }}</p>
                                        <p class="text-xs text-slate-500 font-medium">{{ $country->region }}</p>
                                    </div>
                                </div>
                                @if($risk)
                                    @php
                                        $badgeCls = match ($risk->risk_level) {
                                            'Critical', 'High' => 'bg-red-50 text-red-700 border-red-200',
                                            'Medium' => 'bg-amber-50 text-amber-700 border-amber-200',
                                            default => 'bg-emerald-50 text-emerald-700 border-emerald-200'
                                        };
                                    @endphp
                                    <span class="inline-flex items-center rounded-full border px-3 py-1 text-xs font-bold uppercase tracking-wider {{ $badgeCls }}">
                                        {{ $risk->risk_level }}
                                    </span>
                                @endif
                            </div>
                            
                            {{-- Risk Score Progress Bar --}}
                            <div class="px-6 py-5 border-b border-slate-100 bg-amber-50/10">
                                <div class="flex items-center justify-between mb-2">
                                    <span class="text-xs font-bold text-slate-400 uppercase tracking-wider">Risk Score</span>
                                    <span class="text-base font-bold text-slate-800">
                                        @if($risk && $risk->total_score !== null)
                                            <span class="{{ $rsBetter ? 'text-emerald-600 font-extrabold' : ($rsWorse ? 'text-slate-400' : 'text-slate-800') }}">
                                                {{ number_format($risk->total_score, 1) }}
                                            </span>
                                            <span class="text-xs font-medium text-slate-400">/ 100</span>
                                            @if($rsBetter)
                                                <span class="ml-1 inline-flex items-center px-1.5 py-0.5 rounded text-[9px] font-bold bg-emerald-100 text-emerald-800 uppercase tracking-wide">Better</span>
                                            @endif
                                        @else
                                            <span class="text-slate-400 text-xs font-normal italic">Data belum tersedia</span>
                                        @endif
                                    </span>
                                </div>
                                @if($risk && $risk->total_score !== null)
                                    @php
                                        $barColor = match (true) {
                                            $risk->total_score >= 60 => 'bg-red-500',
                                            $risk->total_score >= 30 => 'bg-amber-500',
                                            default => 'bg-emerald-500'
                                        };
                                    @endphp
                                    <div class="w-full bg-slate-100 rounded-full h-3 overflow-hidden border border-slate-200/50">
                                        <div class="{{ $barColor }} h-full rounded-full transition-all duration-500" style="width: {{ $risk->total_score }}%"></div>
                                    </div>
                                @endif
                            </div>
                            
                            {{-- Grid of Indicators --}}
                            <div class="grid grid-cols-1 sm:grid-cols-2 gap-4 p-6 bg-slate-50/20">
                                @foreach($indicators as $ind)
                                    <div class="p-4 rounded-2xl border transition duration-200 flex flex-col justify-between h-24
                                        {{ $ind['isBetter'] ? 'border-emerald-200 bg-emerald-50/20 text-emerald-800 shadow-sm' :
                                          ($ind['isWorse'] ? 'border-slate-100 bg-slate-50/50 opacity-70 text-slate-400' :
                                                              'border-slate-200/60 bg-white text-slate-600') }}">
                                        
                                        <div class="flex items-center justify-between mb-1">
                                            <span class="text-[10px] font-bold uppercase tracking-wider flex items-center gap-1.5
                                                {{ $ind['isBetter'] ? 'text-emerald-600' : 'text-slate-400' }}">
                                                {!! $ind['icon'] !!}
                                                {{ $ind['label'] }}
                                            </span>
                                            @if($ind['isBetter'])
                                                @if($ind['label'] === 'Storm Risk')
                                                    <span class="inline-flex items-center px-1.5 py-0.5 rounded text-[8px] font-bold bg-emerald-100 text-emerald-800 uppercase tracking-wide">Better</span>
                                                @else
                                                    <span class="inline-flex items-center px-1.5 py-0.5 rounded text-[8px] font-bold bg-emerald-100 text-emerald-800 uppercase tracking-wide">Better</span>
                                                @endif
                                            @endif
                                        </div>
                                        
                                        <div>
                                            @if($ind['hasData'])
                                                <p class="text-base font-bold
                                                    {{ $ind['isBetter'] ? 'text-emerald-800' :
                                                      ($ind['isWorse'] ? 'text-slate-400 font-medium' : 'text-slate-700') }}">
                                                    {{ $ind['value'] }}
                                                </p>
                                            @else
                                                <p class="text-xs font-medium text-slate-400 italic">Data belum tersedia</p>
                                            @endif
                                        </div>
                                    </div>
                                @endforeach
                            </div>
                            
                            {{-- Footer Link --}}
                            <div class="px-6 py-4 border-t border-slate-100 bg-slate-50/50">
                                <a href="{{ route('user.countries.show', $country->iso2) }}"
                                   class="w-full flex items-center justify-center gap-2 px-5 py-2.5 text-sm font-bold rounded-xl bg-amber-500 hover:bg-amber-600 text-white transition shadow-sm hover:shadow-md">
                                    📄 Lihat Detail Negara
                                </a>
                            </div>
                        </div>
                    @endforeach
                </div>
            </div>
        @elseif(request('country1') || request('country2'))
            <div class="rounded-xl border border-slate-200 bg-white p-8 text-center text-slate-400 shadow-sm">
                Please select two valid countries to compare.
            </div>
        @endif
    </div>
    </div>

</div>

{{-- Modern backdrop blur loading overlay --}}
<div id="compare-loading-overlay" class="fixed inset-0 bg-slate-900/40 backdrop-blur-sm z-50 flex flex-col items-center justify-center hidden">
    <div class="bg-white p-6 rounded-2xl shadow-xl flex flex-col items-center gap-4 border border-slate-100 max-w-xs text-center">
        <div class="relative w-12 h-12">
            <div class="absolute inset-0 rounded-full border-4 border-amber-100"></div>
            <div class="absolute inset-0 rounded-full border-4 border-amber-600 border-t-transparent animate-spin"></div>
        </div>
        <div>
            <h3 class="font-bold text-slate-800">Comparing countries...</h3>
            <p class="text-xs text-slate-500 mt-1">Fetching latest supply chain indicators and risk weights.</p>
        </div>
    </div>
</div>

@push('scripts')
<script>
document.addEventListener('DOMContentLoaded', function () {
    const cards = document.querySelectorAll('.popular-compare-card');
    const loadingOverlay = document.getElementById('compare-loading-overlay');
    const form = document.getElementById('compare-form');
    const country1Select = document.querySelector('select[name="country1"]');
    const country2Select = document.querySelector('select[name="country2"]');
    const resultsContainer = document.getElementById('comparison-results-container');
    
    // Auto Scroll helper
    const checkAndScroll = () => {
        const resultsEl = document.getElementById('comparison-results');
        if (resultsEl) {
            setTimeout(() => {
                resultsEl.scrollIntoView({ behavior: 'smooth' });
            }, 100);
        }
    };
    
    // Auto Scroll on initial page load if results exist
    checkAndScroll();
    
    // AJAX Compare logic
    const performCompare = async (c1, c2) => {
        if (!c1 || !c2) return;
        
        // Show loading overlay
        if (loadingOverlay) {
            loadingOverlay.classList.remove('hidden');
        }
        
        // Disable cards to prevent double clicks
        cards.forEach(c => {
            c.classList.add('pointer-events-none', 'opacity-60');
        });
        
        try {
            // Build URL
            const baseUrl = form ? form.getAttribute('action') : window.location.pathname;
            const queryParams = new URLSearchParams({ country1: c1, country2: c2 });
            const fetchUrl = `${baseUrl}?${queryParams.toString()}`;
            
            // Fetch comparison HTML
            const response = await fetch(fetchUrl);
            if (!response.ok) {
                throw new Error(`HTTP error! status: ${response.status}`);
            }
            
            const html = await response.text();
            
            // Parse HTML and update results container
            const parser = new DOMParser();
            const doc = parser.parseFromString(html, 'text/html');
            const newResultsContainer = doc.getElementById('comparison-results-container');
            
            if (resultsContainer && newResultsContainer) {
                resultsContainer.innerHTML = newResultsContainer.innerHTML;
            }
            
            // Update selected dropdowns values in case it wasn't done
            if (country1Select && country2Select) {
                country1Select.value = c1;
                country2Select.value = c2;
            }
            
            // Highlight active card
            cards.forEach(c => {
                const cardC1 = c.getAttribute('data-c1');
                const cardC2 = c.getAttribute('data-c2');
                const isThisActive = (cardC1 === c1 && cardC2 === c2);
                
                const iconDiv = c.querySelector('.chevron-icon-container');
                if (isThisActive) {
                    c.classList.add('border-amber-500', 'bg-amber-50/50', 'shadow-md', 'ring-2', 'ring-amber-500/20');
                    c.classList.remove('border-slate-200');
                    if (iconDiv) {
                        iconDiv.classList.remove('bg-amber-50', 'text-amber-600');
                        iconDiv.classList.add('bg-amber-500', 'text-white');
                    }
                } else {
                    c.classList.remove('border-amber-500', 'bg-amber-50/50', 'shadow-md', 'ring-2', 'ring-amber-500/20');
                    c.classList.add('border-slate-200');
                    if (iconDiv) {
                        iconDiv.classList.remove('bg-amber-500', 'text-white');
                        iconDiv.classList.add('bg-amber-50', 'text-amber-600');
                    }
                }
            });
            
            // Update browser URL
            history.pushState(null, '', fetchUrl);
            
            // Scroll to results
            checkAndScroll();
            
        } catch (error) {
            console.error('Comparison failed:', error);
            alert('Comparison failed to execute. Please try again.');
        } finally {
            // Hide loading overlay
            if (loadingOverlay) {
                loadingOverlay.classList.add('hidden');
            }
            
            // Re-enable cards
            cards.forEach(c => {
                c.classList.remove('pointer-events-none', 'opacity-60');
            });
        }
    };
    
    // Intercept card clicks
    cards.forEach(card => {
        const c1 = card.getAttribute('data-c1');
        const c2 = card.getAttribute('data-c2');
        
        const handleCardTrigger = () => {
            performCompare(c1, c2);
        };
        
        card.addEventListener('click', handleCardTrigger);
        
        // Keydown keyboard interaction
        card.addEventListener('keydown', function (e) {
            if (e.key === 'Enter' || e.key === ' ') {
                e.preventDefault();
                handleCardTrigger();
            }
        });
    });
    
    // Intercept manual form submission to make it AJAX too!
    if (form) {
        form.addEventListener('submit', function (e) {
            e.preventDefault();
            const c1 = country1Select ? country1Select.value : '';
            const c2 = country2Select ? country2Select.value : '';
            if (c1 && c2) {
                performCompare(c1, c2);
            } else {
                alert('Please select two valid countries to compare.');
            }
        });
    }
});
</script>
@endpush

@endsection