@extends('layouts.app') 
@section('title','অফারগুলো')

@push('styles')
    {{-- Same fonts & blob animation as Statement / Send Money --}}
    <link rel="preconnect" href="https://fonts.googleapis.com">
    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
    <link href="https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@400;500;600;700&family=Poppins:wght@400;500;600&display=swap" rel="stylesheet">

    <style>
        body {
            font-family: "Hind Siliguri", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        }

        @keyframes blobFloat {
            0%   { transform: translate3d(-10%, -10%, 0) scale(1); }
            50%  { transform: translate3d(15%, 10%, 0) scale(1.08); }
            100% { transform: translate3d(40%, -5%, 0) scale(1); }
        }

        @keyframes blobFloat2 {
            0%   { transform: translate3d(40%, 20%, 0) scale(1); }
            50%  { transform: translate3d(5%, 0, 0) scale(1.04); }
            100% { transform: translate3d(-20%, 10%, 0) scale(1); }
        }
    </style>
@endpush

@section('content')
<div class="min-h-screen bg-gradient-to-b from-slate-950 via-slate-900 to-slate-950 flex justify-center items-start px-3 sm:px-4 py-8 relative overflow-hidden">

    {{-- animated blobs --}}
    <svg class="pointer-events-none absolute -top-32 -left-32 w-80 h-80 text-emerald-500/20"
         viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"
         style="animation: blobFloat 18s ease-in-out infinite alternate;">
        <path fill="currentColor"
              d="M45.1,-62C58.8,-54.8,69.1,-39.4,73.4,-22.5C77.7,-5.7,75.9,12.7,67.4,26.8C58.8,40.9,43.4,50.7,27.2,58.2C11,65.7,-6,70.9,-20.4,66.3C-34.7,61.6,-46.4,47.1,-55.3,31.5C-64.3,15.9,-70.4,-0.7,-68.1,-16.7C-65.8,-32.7,-55.1,-48.1,-41.2,-55.6C-27.3,-63.1,-10.1,-62.6,5.7,-69C21.5,-75.3,43,-88.4,45.1,-62Z"/>
    </svg>

    <svg class="pointer-events-none absolute bottom-0 -right-24 w-72 h-72 text-cyan-400/10"
         viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"
         style="animation: blobFloat2 22s ease-in-out infinite alternate;">
        <path fill="currentColor"
              d="M35.8,-54.7C46.3,-47.4,54,-38,60.9,-27.1C67.7,-16.2,73.7,-4.1,71.9,6.8C70.1,17.7,60.5,27.3,50.4,36.6C40.4,46,29.9,55.3,17.3,60.4C4.6,65.6,-10.1,66.6,-24.4,62.4C-38.7,58.3,-52.6,49.1,-59.8,36.3C-66.9,23.4,-67.3,7,-64.6,-8.3C-61.9,-23.6,-56.1,-37.9,-45.7,-45.9C-35.2,-53.9,-20.1,-55.7,-5.2,-49.9C9.7,-44,19.3,-30.5,35.8,-54.7Z"/>
    </svg>

    <div class="w-full max-w-3xl relative z-10">

        {{-- top nav --}}
        <div class="mb-4 flex items-center justify-between text-xs text-slate-300">
            <button type="button"
                    onclick="window.history.back()"
                    class="inline-flex items-center gap-1 text-slate-300 hover:text-emerald-400 transition">
                <svg class="h-4 w-4" viewBox="0 0 24 24" fill="currentColor">
                    <path d="M15.75 4.75 9.5 11l6.25 6.25-1.5 1.5L6.5 11l7.75-7.75 1.5 1.5Z"/>
                </svg>
                Back
            </button>
            <span class="tracking-[0.18em] uppercase text-emerald-400 font-semibold text-[11px]">
                Offers
            </span>
        </div>

        {{-- main card --}}
        <div class="rounded-3xl bg-slate-900/80 border border-emerald-500/25 shadow-[0_25px_70px_-35px_rgba(16,185,129,0.7)] backdrop-blur-sm p-4 sm:p-6">

            {{-- header row --}}
            <div class="mb-4 flex items-center gap-3">
                <div class="h-10 w-10 rounded-2xl bg-gradient-to-br from-emerald-500 to-cyan-500 flex items-center justify-center text-white shadow-lg shadow-emerald-500/40">
                    <svg class="h-5 w-5" viewBox="0 0 24 24" fill="currentColor">
                        <path d="M4 7a3 3 0 0 1 3-3h13v2a3 3 0 0 1-3 3H7a3 3 0 0 1-3-3Zm0 6a3 3 0 0 1 3-3h13v7a3 3 0 0 1-3 3H7a3 3 0 0 1-3-3Z"/>
                    </svg>
                </div>
                <div class="flex-1 min-w-0">
                    <div class="text-sm font-semibold text-slate-50 truncate">
                        অফারগুলো
                        @if($current)
                            <span class="text-[11px] text-emerald-300/90 ml-1">
                                ({{ $current->name }})
                            </span>
                        @endif
                    </div>
                    <p class="text-[11px] text-slate-400 mt-0.5">
                        আপনার পছন্দের অপারেটর বেছে নিয়ে দ্রুত রিচার্জ অফার অ্যাক্টিভ করুন।
                    </p>
                </div>
            </div>

            {{-- flash messages --}}
            @if(session('success'))
                <div class="mb-3 rounded-2xl border border-emerald-500/40 bg-emerald-500/10 px-3 py-2 text-[11px] text-emerald-100">
                    {{ session('success') }}
                </div>
            @endif
            @if ($errors->any())
                <div class="mb-3 rounded-2xl border border-rose-500/40 bg-rose-500/10 px-3 py-2 text-[11px] text-rose-100">
                    <ul class="list-disc list-inside space-y-0.5">
                        @foreach ($errors->all() as $e)
                            <li>{{ $e }}</li>
                        @endforeach
                    </ul>
                </div>
            @endif

            @if($operators->isEmpty())
                <div class="mt-2 rounded-2xl border border-slate-700 bg-slate-900/80 px-4 py-5 text-center text-sm text-slate-400">
                    কোনো অ্যাকটিভ অপারেটর নেই।
                </div>
            @else
                {{-- Operator tabs --}}
                <div class="mb-4 flex gap-3 overflow-x-auto pb-1">
                    @foreach($operators as $op)
                        @php 
                            $active  = ($current && $op->id === $current->id);
                            $initial = mb_strtoupper(mb_substr($op->name ?? 'O', 0, 1, 'UTF-8'), 'UTF-8');
                        @endphp
                        <a href="{{ route('offers.index', ['op' => $op->code]) }}"
                           class="flex min-w-[130px] items-center gap-3 rounded-2xl border px-3 py-2 text-xs shadow-sm transition
                                  {{ $active
                                      ? 'border-emerald-500/60 bg-emerald-500/10 shadow-[0_0_0_1px_rgba(16,185,129,0.35)]'
                                      : 'border-slate-700/80 bg-slate-900/70 hover:bg-slate-800/80 hover:border-emerald-500/40' }}">
                            {{-- letter avatar instead of image --}}
                            <div class="h-8 w-8 rounded-2xl bg-emerald-500/90 flex items-center justify-center text-[13px] font-bold text-slate-950 shadow-[0_3px_10px_-6px_rgba(0,0,0,.9)]">
                                {{ $initial }}
                            </div>
                            <div class="truncate text-[12px] font-medium {{ $active ? 'text-emerald-300' : 'text-slate-200' }}">
                                {{ $op->name }}
                            </div>
                        </a>
                    @endforeach
                </div>

                {{-- Offers list --}}
                <div class="space-y-3">
                    @forelse($offers as $offer)
                        @php
                            $opName   = $offer->operator->name ?? ($current->name ?? 'Offer');
                            $opInitial = mb_strtoupper(mb_substr($opName, 0, 1, 'UTF-8'), 'UTF-8');
                        @endphp
                        <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-3 rounded-2xl border border-slate-700/80 bg-slate-900/70 px-4 py-3 shadow-sm hover:shadow-[0_18px_45px_-30px_rgba(16,185,129,0.7)] hover:border-emerald-500/40 transition">
                            <div class="flex items-start gap-3">
                                {{-- letter avatar instead of offer image --}}
                                <div class="mt-0.5 h-8 w-8 rounded-2xl bg-cyan-500/90 flex items-center justify-center text-[13px] font-bold text-slate-950 shadow-[0_3px_10px_-6px_rgba(0,0,0,.9)]">
                                    {{ $opInitial }}
                                </div>
                                <div class="min-w-0">
                                    <div class="truncate text-sm font-semibold text-slate-50">
                                        {{ $offer->title }}
                                    </div>
                                    <div class="mt-1 text-[11px] text-slate-400 space-x-1">
                                        @if($offer->validity_days)
                                            <span>মেয়াদ: {{ $offer->validity_days }} দিন</span>
                                        @endif
                                        @if($offer->data_gb)
                                            <span>• ডাটা: {{ $offer->data_gb }}GB</span>
                                        @endif
                                        @if($offer->minutes)
                                            <span>• মিনিট: {{ $offer->minutes }}</span>
                                        @endif
                                    </div>
                                </div>
                            </div>

                            <div class="shrink-0 text-right">
                                <div class="text-lg font-bold text-emerald-300 leading-tight">
                                    ৳{{ number_format($offer->sale_price ?: $offer->regular_price, 2) }}
                                </div>
                                @if($offer->sale_price > 0)
                                    <div class="text-[11px] text-slate-500 line-through">
                                        ৳{{ number_format($offer->regular_price,2) }}
                                    </div>
                                @endif

                                <a href="{{ route('offers.show', $offer) }}"
                                   class="mt-2 inline-flex items-center rounded-full bg-gradient-to-r from-emerald-500 to-cyan-500 px-3 py-1.5 text-[11px] font-semibold text-slate-950
                                          shadow-[0_10px_30px_-18px_rgba(16,185,129,0.9)] hover:from-emerald-400 hover:to-cyan-400 transition">
                                    কিনুন
                                </a>
                            </div>
                        </div>
                    @empty
                        <div class="mt-2 rounded-2xl border border-slate-700 bg-slate-900/80 px-4 py-5 text-center text-sm text-slate-400">
                            এই অপারেটরে কোনো অফার নেই।
                        </div>
                    @endforelse
                </div>
            @endif
        </div>
    </div>
</div>
@endsection