i want ideas how this app to be more clever and advance: <html><head><base href="." /><title>Personalized Recipe & Meal Planner</title><meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
<script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
<style>
:root {
  --primary: #2c3e50;
  --secondary: #e74c3c;
  --accent: #3498db;
  --light: #ecf0f1;
  --dark: #2c3e50;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 10px;
  background: var(--light);
  color: var(--dark);
}

.app-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 15px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

.header {
  text-align: center;
  margin-bottom: 20px;
}

.header h1 {
  color: var(--primary);
  font-size: clamp(1.5em, 5vw, 3em);
  margin-bottom: 10px;
}

.header p {
  font-size: clamp(0.9em, 2vw, 1.1em);
}

.ingredient-input {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.ingredient-input input {
  flex: 1;
  min-width: 200px;
  padding: 10px;
  border: 2px solid var(--primary);
  border-radius: 5px;
  font-size: 1em;
}

.ingredient-input button {
  background: var(--accent);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.3s;
  min-width: 80px;
}

.ingredients-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.ingredient-tag {
  background: var(--light);
  padding: 5px 10px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: clamp(0.8em, 2vw, 1em);
}

.recipe-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.recipe-card {
  background: white;
  border-radius: 10px;
  padding: 15px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.recipe-image {
  width: 100%;
  height: clamp(150px, 30vw, 200px);
  border-radius: 5px;
  margin-bottom: 10px;
}

.recipe-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 5px;
}

.nutrition-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.dietary-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.dietary-filter {
  background: white;
  border: 2px solid var(--accent);
  padding: 5px 15px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s;
  font-size: clamp(0.8em, 2vw, 1em);
}

.generate-recipes {
  width: 100%;
  max-width: 300px;
  margin: 20px auto;
  padding: clamp(10px, 3vw, 15px) clamp(20px, 5vw, 30px);
  font-size: clamp(0.9em, 2.5vw, 1.1em);
}

.recipe-instructions {
  font-size: clamp(0.85em, 2vw, 1em);
}

.notification {
  width: 90%;
  max-width: 400px;
  left: 50%;
  transform: translateX(-50%);
}

@media (max-width: 600px) {
  .app-container {
    padding: 10px;
  }
  
  .recipe-card {
    padding: 10px;
  }
  
  .nutrition-info {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .dietary-filters {
    justify-content: flex-start;
  }
}

@media (max-width: 400px) {
  body {
    padding: 5px;
  }
  
  .ingredient-input {
    flex-direction: column;
  }
  
  .ingredient-input input,
  .ingredient-input button {
    width: 100%;
  }
}
</style></head><body><div id="app" class="app-container"><div class="notification" role="alert"></div><div class="header"><h1>🥗 Recipe & Meal Planner</h1><p>Your personal assistant for delicious meals!</p></div><div class="dietary-filters" role="group" aria-label="Dietary Filters"></div><div class="ingredient-input"><input placeholder="Enter available ingredients..." aria-label="Ingredient input" onkeyup="if(event.key === 'Enter') addIngredient()"><button onclick="addIngredient()" aria-label="Add ingredient">Add</button></div><div class="ingredients-list"></div><button class="generate-recipes" onclick="generateCustomRecipes()">Generate Custom Recipes</button><div class="recipe-container"></div><div class="loading-overlay" style="display: none;" aria-live="assertive" aria-busy="true"><div class="loading-spinner">⚡</div></div></div><script>const state = {newIngredient: '',ingredients: [],dietaryFilters: ['Vegetarian', 'Vegan', 'Gluten-Free', 'Keto', 'Low-Carb'],activeFilters: [],recipes: [],isLoading: false,retryCount: 0,maxRetries: 3,notification: {message: '',type: ''}};async function generateCustomRecipes() {if (state.ingredients.length === 0) {showNotification('Please add some ingredients first!', 'error');return;}state.isLoading = true;document.querySelector('.loading-overlay').style.display = 'flex';try {const recipes = await Promise.all([generateSingleRecipe('Create a unique main course recipe'),generateSingleRecipe('Create a different recipe, perhaps a side dish or dessert')]);state.recipes = recipes;renderRecipes();showNotification('Recipes generated successfully!', 'success');} catch (error) {showNotification('Failed to generate recipes. Please try again.', 'error');console.error('Error generating recipes:', error);} finally {state.isLoading = false;document.querySelector('.loading-overlay').style.display = 'none';} }async function generateSingleRecipe(recipeType) {const prompt = encodeURIComponent(`${recipeType} using these ingredients: ${state.ingredients.join(', ')}. Include detailed name, description, step-by-step instructions, and cooking time.`); try {const textResponse = await fetch(`https://text.pollinations.ai/${prompt}`);const recipeText = await textResponse.text();const recipe = parseRecipeText(recipeText);const imagePrompt = encodeURIComponent(`Professional food photography of ${recipe.name}, styled dish, high resolution`);const imageUrl = `https://image.pollinations.ai/prompt/${imagePrompt}`;return {...recipe,imageUrl,imageLoaded: false,dietary: generateRandomDietaryTags()};} catch (error) {throw new Error('Failed to generate recipe');}}function parseRecipeText(text) {const lines = text.split('\n');let name = lines[0] || 'Delicious Recipe';let description = lines[1] || 'A wonderful combination of flavors';name = name.replace(/^(recipe for|how to make|recipe:|name:)/i, '').trim();return {name,description,instructions: text,calories: Math.floor(Math.random() * 500) + 200,protein: Math.floor(Math.random() * 30) + 10,carbs: Math.floor(Math.random() * 50) + 20,fat: Math.floor(Math.random() * 20) + 5};}function generateRandomDietaryTags() {return state.dietaryFilters.filter(() => Math.random() > 0.5);}function renderIngredients() {const list = document.querySelector('.ingredients-list');list.innerHTML = state.ingredients.map(ingredient => `<div class="ingredient-tag">${ingredient}<button onclick="removeIngredient('${ingredient}')" aria-label="Remove ingredient">×</button></div>`).join('');}function renderFilters() {const filters = document.querySelector('.dietary-filters');filters.innerHTML = state.dietaryFilters.map(filter => `<button class="dietary-filter ${state.activeFilters.includes(filter) ? 'active' : ''}"onclick="toggleFilter('${filter}')" aria-pressed="${state.activeFilters.includes(filter)}">${filter}</button>`).join('');}function renderRecipes() {const container = document.querySelector('.recipe-container');const filteredRecipes = state.activeFilters.length === 0 ? state.recipes : state.recipes.filter(recipe => state.activeFilters.every(filter => recipe.dietary.includes(filter)));container.innerHTML = filteredRecipes.map(recipe => `<div class="recipe-card"><div class="recipe-image"><img src="${recipe.imageUrl}" alt="Image of ${recipe.name}, styled with professional food photography" class="${recipe.imageLoaded ? '' : 'loading'}" onload="this.classList.remove('loading')" loading="lazy"></div><h3>${recipe.name}</h3><p>${recipe.description}</p><div class="nutrition-info"><div class="nutrition-item">Calories: ${recipe.calories}</div><div class="nutrition-item">Protein: ${recipe.protein}g</div><div class="nutrition-item">Carbs: ${recipe.carbs}g</div><div class="nutrition-item">Fat: ${recipe.fat}g</div></div><div class="recipe-instructions"><h4>Instructions:</h4><p>${recipe.instructions.replace(/\n/g, '<br>')}</p></div></div>`).join('');}function addIngredient() {const input = document.querySelector('.ingredient-input input');const ingredient = input.value.trim();if (ingredient && !state.ingredients.includes(ingredient)) {state.ingredients.push(ingredient);input.value = '';showNotification('Ingredient added successfully!', 'success');renderIngredients();} else if (state.ingredients.includes(ingredient)) {showNotification('Ingredient already exists.', 'error');}}function removeIngredient(ingredient) {state.ingredients = state.ingredients.filter(i => i !== ingredient);showNotification('Ingredient removed.', 'success');renderIngredients();}function toggleFilter(filter) {if (state.activeFilters.includes(filter)) {state.activeFilters = state.activeFilters.filter(f => f !== filter);showNotification(`${filter} filter removed.`, 'success');} else {state.activeFilters.push(filter);showNotification(`${filter} filter applied.`, 'success');}renderFilters();renderRecipes();}function showNotification(message, type = 'success') {const notificationEl = document.querySelector('.notification');notificationEl.textContent = message;notificationEl.className = `notification ${type}`;notificationEl.style.display = 'flex';setTimeout(() => {notificationEl.style.display = 'none';}, 3000);}document.addEventListener('DOMContentLoaded', () => {renderFilters();renderIngredients();renderRecipes();});</script></body></html>