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tabuada-m-gica
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<!DOCTYPE html>
<html lang="pt-br">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Calculadora de Tabuada</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        /* Efeito de onda animado no background */
        body::before {
            content: "";
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, #3b82f6, #8b5cf6, #ec4899);
            background-size: 400% 400%;
            animation: gradientBG 15s ease infinite;
            z-index: -1;
            opacity: 0.9;
        }
        
        @keyframes gradientBG {
            0% { background-position: 0% 50%; }
            50% { background-position: 100% 50%; }
            100% { background-position: 0% 50%; }
        }
        
        /* Animação de entrada para os resultados */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .result-item {
            animation: fadeIn 0.3s ease-out forwards;
            animation-delay: calc(var(--order) * 0.05s);
        }
        
        /* Efeito de hover nos botões */
        .btn-hover {
            transition: all 0.3s ease;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }
        
        .btn-hover:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
        }
        
        .btn-hover:active {
            transform: translateY(0);
        }
    </style>
</head>
<body class="min-h-screen flex items-center justify-center p-4">
    <div class="w-full max-w-md bg-white rounded-xl shadow-2xl overflow-hidden">
        <!-- Cabeçalho -->
        <div class="bg-gradient-to-r from-blue-500 to-purple-600 p-6 text-white">
            <div class="flex items-center justify-between">
                <h1 class="text-2xl font-bold">
                    <i class="fas fa-calculator mr-2"></i> Tabuada Mágica
                </h1>
                <button id="info-btn" class="text-white hover:text-blue-200 transition">
                    <i class="fas fa-info-circle text-xl"></i>
                </button>
            </div>
            <p class="text-sm opacity-90 mt-1">Calcule a tabuada de qualquer número</p>
        </div>
        
        <!-- Corpo do aplicativo -->
        <div class="p-6">
            <div class="mb-6">
                <label for="number" class="block text-sm font-medium text-gray-700 mb-1">
                    <i class="fas fa-hashtag mr-1 text-blue-500"></i> Digite um número:
                </label>
                <div class="flex">
                    <input 
                        type="number" 
                        id="number" 
                        min="1" 
                        class="flex-1 rounded-l-lg border border-gray-300 px-4 py-2 focus:outline-none focus:ring-2 focus:ring-blue-500"
                        placeholder="Ex: 7"
                    >
                    <button 
                        id="calculate-btn" 
                        class="bg-blue-500 hover:bg-blue-600 text-white px-4 py-2 rounded-r-lg btn-hover transition"
                    >
                        <i class="fas fa-play mr-1"></i> Calcular
                    </button>
                </div>
            </div>
            
            <div class="mb-4">
                <label for="range" class="block text-sm font-medium text-gray-700 mb-1">
                    <i class="fas fa-sliders-h mr-1 text-purple-500"></i> Quantidade de multiplicações:
                </label>
                <div class="flex items-center">
                    <input 
                        type="range" 
                        id="range" 
                        min="1" 
                        max="20" 
                        value="10" 
                        class="flex-1 h-2 bg-gray-200 rounded-lg appearance-none cursor-pointer"
                    >
                    <span id="range-value" class="ml-3 text-gray-700 font-medium w-8 text-center">10</span>
                </div>
            </div>
            
            <!-- Resultados -->
            <div id="results" class="mt-8 space-y-2 hidden">
                <h3 class="text-lg font-semibold text-gray-800 border-b pb-2 flex items-center">
                    <i class="fas fa-list-ol mr-2 text-green-500"></i> Resultados
                </h3>
                <div id="results-container" class="grid grid-cols-2 sm:grid-cols-3 gap-3"></div>
            </div>
        </div>
        
        <!-- Rodapé -->
        <div class="bg-gray-50 px-6 py-3 text-center text-sm text-gray-600">
            <p>Pressione Enter para calcular</p>
        </div>
    </div>
    
    <!-- Modal de informações -->
    <div id="info-modal" class="fixed inset-0 bg-black bg-opacity-50 flex items-center justify-center hidden">
        <div class="bg-white rounded-lg max-w-md w-full mx-4 p-6">
            <div class="flex justify-between items-center mb-4">
                <h3 class="text-xl font-bold text-gray-800">
                    <i class="fas fa-info-circle text-blue-500 mr-2"></i> Sobre o App
                </h3>
                <button id="close-modal" class="text-gray-500 hover:text-gray-700">
                    <i class="fas fa-times"></i>
                </button>
            </div>
            <div class="space-y-3 text-gray-700">
                <p>Este aplicativo calcula a tabuada de qualquer número inteiro positivo.</p>
                <p><span class="font-semibold">Como usar:</span></p>
                <ol class="list-decimal pl-5 space-y-1">
                    <li>Digite um número no campo</li>
                    <li>Ajuste quantas multiplicações deseja ver</li>
                    <li>Clique em "Calcular" ou pressione Enter</li>
                </ol>
                <p class="pt-2">Você pode ver a tabuada de 1 até 20 multiplicações.</p>
            </div>
            <div class="mt-6 flex justify-center">
                <button id="close-modal-btn" class="bg-blue-500 hover:bg-blue-600 text-white px-4 py-2 rounded-lg btn-hover transition">
                    <i class="fas fa-check mr-1"></i> Entendi
                </button>
            </div>
        </div>
    </div>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            // Elementos do DOM
            const numberInput = document.getElementById('number');
            const calculateBtn = document.getElementById('calculate-btn');
            const rangeInput = document.getElementById('range');
            const rangeValue = document.getElementById('range-value');
            const resultsContainer = document.getElementById('results-container');
            const resultsSection = document.getElementById('results');
            const infoBtn = document.getElementById('info-btn');
            const infoModal = document.getElementById('info-modal');
            const closeModal = document.getElementById('close-modal');
            const closeModalBtn = document.getElementById('close-modal-btn');
            
            // Atualizar valor do range
            rangeInput.addEventListener('input', function() {
                rangeValue.textContent = this.value;
            });
            
            // Calcular tabuada
            function calculateTimesTable() {
                const number = parseInt(numberInput.value);
                const range = parseInt(rangeInput.value);
                
                if (isNaN(number) || number <= 0) {
                    alert('Por favor, digite um número válido maior que zero.');
                    return;
                }
                
                // Limpar resultados anteriores
                resultsContainer.innerHTML = '';
                
                // Gerar e exibir resultados
                for (let i = 1; i <= range; i++) {
                    const result = number * i;
                    const resultItem = document.createElement('div');
                    resultItem.className = 'bg-gray-50 p-3 rounded-lg border border-gray-200 result-item';
                    resultItem.style.setProperty('--order', i);
                    resultItem.innerHTML = `
                        <div class="flex items-center">
                            <span class="bg-blue-100 text-blue-800 text-xs font-medium px-2 py-1 rounded-full mr-2">${i}</span>
                            <span class="text-gray-700">${number} × ${i} =</span>
                            <span class="ml-auto font-bold text-blue-600">${result}</span>
                        </div>
                    `;
                    resultsContainer.appendChild(resultItem);
                }
                
                // Mostrar seção de resultados
                resultsSection.classList.remove('hidden');
                
                // Rolagem suave para os resultados
                setTimeout(() => {
                    resultsSection.scrollIntoView({ behavior: 'smooth' });
                }, 300);
            }
            
            // Event listeners
            calculateBtn.addEventListener('click', calculateTimesTable);
            
            numberInput.addEventListener('keypress', function(e) {
                if (e.key === 'Enter') {
                    calculateTimesTable();
                }
            });
            
            // Modal de informações
            infoBtn.addEventListener('click', function() {
                infoModal.classList.remove('hidden');
                document.body.style.overflow = 'hidden';
            });
            
            const closeModalFunc = function() {
                infoModal.classList.add('hidden');
                document.body.style.overflow = '';
            };
            
            closeModal.addEventListener('click', closeModalFunc);
            closeModalBtn.addEventListener('click', closeModalFunc);
            
            // Fechar modal ao clicar fora
            infoModal.addEventListener('click', function(e) {
                if (e.target === infoModal) {
                    closeModalFunc();
                }
            });
            
            // Efeito de foco no input ao carregar
            setTimeout(() => {
                numberInput.focus();
            }, 500);
        });
    </script>
<p style="border-radius: 8px; text-align: center; font-size: 12px; color: #fff; margin-top: 16px;position: fixed; left: 8px; bottom: 8px; z-index: 10; background: rgba(0, 0, 0, 0.8); padding: 4px 8px;">Made with <img src="https://enzostvs-deepsite.hf.space/logo.svg" alt="DeepSite Logo" style="width: 16px; height: 16px; vertical-align: middle;display:inline-block;margin-right:3px;filter:brightness(0) invert(1);"><a href="https://enzostvs-deepsite.hf.space" style="color: #fff;text-decoration: underline;" target="_blank" >DeepSite</a> - 🧬 <a href="https://enzostvs-deepsite.hf.space?remix=adrianoL/tabuada-m-gica" style="color: #fff;text-decoration: underline;" target="_blank" >Remix</a></p></body>
</html>