Webleb - Snippets de Código - Calculadora e Assistente de Matemática: HTML, CSS, JavaScript

<!DOCTYPE html>
<html lang="ru">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Математический помощник</title>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #e0e0e0;
            min-height: 100vh;
            padding: 15px;
            overflow-x: hidden;
        }

.container {
            max-width: 500px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
            position: relative;
        }

.header {
            background: #2d3748;
            border-radius: 16px;
            padding: 20px;
            text-align: center;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
            position: relative;
            border: 1px solid #4a5568;
        }

.header h1 {
            color: #63b3ed;
            font-size: 24px;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }

.top-controls {
            display: flex;
            gap: 10px;
            margin-bottom: 15px;
        }

.mode-switcher {
            display: flex;
            background: #4a5568;
            border-radius: 12px;
            padding: 5px;
            gap: 5px;
            flex: 1;
        }

.mode-btn {
            flex: 1;
            padding: 12px;
            border: none;
            border-radius: 10px;
            background: transparent;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            color: #cbd5e0;
        }

.mode-btn.active {
            background: #4299e1;
            color: white;
            box-shadow: 0 4px 10px rgba(66, 153, 225, 0.4);
        }

.examples-btn {
            background: #38a169;
            color: white;
            border: none;
            border-radius: 12px;
            padding: 12px 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            white-space: nowrap;
            box-shadow: 0 4px 10px rgba(56, 161, 105, 0.4);
        }

.examples-btn:hover {
            background: #2f855a;
            transform: translateY(-2px);
        }

.content {
            background: #2d3748;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
            border: 1px solid #4a5568;
        }

.calculator {
            display: none;
            flex-direction: column;
            height: 100%;
        }

.calculator.active {
            display: flex;
        }

.calculator-display {
            background: #1a202c;
            border-bottom: 2px solid #4a5568;
            padding: 20px;
            text-align: right;
            font-size: 32px;
            min-height: 80px;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            word-break: break-all;
            color: #e2e8f0;
        }

.calculator-buttons {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
            padding: 15px;
        }

.calc-btn {
            background: #4a5568;
            border: 2px solid #718096;
            border-radius: 12px;
            padding: 18px 5px;
            font-size: 20px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #e2e8f0;
        }

.calc-btn:hover {
            background: #718096;
        }

.calc-btn:active {
            transform: scale(0.95);
        }

.calc-btn.operator {
            background: #4299e1;
            color: white;
            border-color: #4299e1;
        }

.calc-btn.equals {
            background: #38a169;
            color: white;
            border-color: #38a169;
        }

.calc-btn.clear {
            background: #e53e3e;
            color: white;
            border-color: #e53e3e;
        }

.math-assistant {
            display: none;
            flex-direction: column;
            height: 60vh;
        }

.math-assistant.active {
            display: flex;
        }

.chat-header {
            background: linear-gradient(90deg, #4299e1, #3182ce);
            color: white;
            padding: 18px 20px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

.chat-header .logo {
            font-size: 24px;
            background: rgba(255, 255, 255, 0.2);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

.chat-header .title {
            font-size: 1.3em;
            font-weight: 600;
        }

.chat-window {
            flex-grow: 1;
            padding: 15px;
            overflow-y: auto;
            background-color: #1a202c;
            display: flex;
            flex-direction: column;
        }

.message {
            max-width: 85%;
            padding: 12px 16px;
            border-radius: 18px;
            margin-bottom: 12px;
            line-height: 1.4;
            word-wrap: break-word;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
            position: relative;
            animation: fadeIn 0.3s ease;
        }

@keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

.message.user {
            background: linear-gradient(135deg, #4299e1, #3182ce);
            color: white;
            align-self: flex-end;
            margin-left: auto;
            border-bottom-right-radius: 5px;
        }

.message.ai {
            background-color: #4a5568;
            border: 1px solid #718096;
            align-self: flex-start;
            margin-right: auto;
            border-bottom-left-radius: 5px;
            color: #e2e8f0;
        }

.typing-indicator {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 12px 16px;
            background-color: #4a5568;
            border: 1px solid #718096;
            border-radius: 18px;
            margin-bottom: 12px;
            align-self: flex-start;
            max-width: 70px;
            border-bottom-left-radius: 5px;
        }

.typing-indicator .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #a0aec0;
            animation: typing 1.4s infinite ease-in-out;
        }

.typing-indicator .dot:nth-child(1) { animation-delay: -0.32s; }
        .typing-indicator .dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
            0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
            40% { transform: scale(1); opacity: 1; }
        }

.chat-input {
            display: flex;
            padding: 15px;
            border-top: 1px solid #4a5568;
            background-color: #2d3748;
            gap: 10px;
        }

.chat-input input {
            flex-grow: 1;
            padding: 12px 16px;
            border: 1px solid #4a5568;
            border-radius: 24px;
            font-size: 16px;
            outline: none;
            background-color: #1a202c;
            color: #e2e8f0;
        }

.chat-input input:focus {
            border-color: #4299e1;
        }

.chat-input input::placeholder {
            color: #a0aec0;
        }

.chat-input button {
            background: linear-gradient(135deg, #4299e1, #3182ce);
            color: white;
            border: none;
            border-radius: 50%;
            width: 45px;
            height: 45px;
            cursor: pointer;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

.chat-input button:disabled {
            background: #718096;
            cursor: not-allowed;
        }

.examples-panel {
            position: fixed;
            top: 0;
            right: -100%;
            width: 85%;
            height: 100%;
            background: #2d3748;
            box-shadow: -5px 0 25px rgba(0, 0, 0, 0.4);
            transition: right 0.4s ease;
            z-index: 1000;
            display: flex;
            flex-direction: column;
            padding: 20px;
            overflow-y: auto;
            border-left: 1px solid #4a5568;
        }

.examples-panel.active {
            right: 0;
        }

.examples-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
            padding-bottom: 15px;
            border-bottom: 2px solid #4a5568;
        }

.examples-header h2 {
            color: #63b3ed;
            font-size: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

.close-examples {
            background: none;
            border: none;
            font-size: 24px;
            color: #a0aec0;
            cursor: pointer;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

.close-examples:hover {
            background: #4a5568;
            color: #63b3ed;
        }

.examples-categories {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

.examples-category h3 {
            color: #63b3ed;
            margin-bottom: 12px;
            font-size: 18px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

.examples-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
        }

.example-item {
            background: #4a5568;
            border: 1px solid #718096;
            border-radius: 10px;
            padding: 15px;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.2s ease;
            text-align: left;
            color: #e2e8f0;
        }

.example-item:hover {
            background: #718096;
            transform: translateX(5px);
        }

.overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 999;
            display: none;
        }

.overlay.active {
            display: block;
        }

@media (max-width: 380px) {
            .header h1 {
                font-size: 20px;
            }
            
            .top-controls {
                flex-direction: column;
            }
            
            .examples-btn {
                width: 100%;
            }
            
            .calculator-buttons {
                grid-template-columns: repeat(4, 1fr);
                gap: 8px;
                padding: 10px;
            }
            
            .calc-btn {
                padding: 15px 5px;
                font-size: 18px;
            }
            
            .calculator-display {
                padding: 15px;
                font-size: 28px;
                min-height: 70px;
            }
            
            .examples-panel {
                width: 90%;
            }
        }

.chat-window::-webkit-scrollbar {
            width: 6px;
        }

.chat-window::-webkit-scrollbar-track {
            background: #2d3748;
            border-radius: 10px;
        }

.chat-window::-webkit-scrollbar-thumb {
            background: #4a5568;
            border-radius: 10px;
        }
        
        .examples-panel::-webkit-scrollbar {
            width: 6px;
        }

.examples-panel::-webkit-scrollbar-track {
            background: #2d3748;
            border-radius: 10px;
        }

.examples-panel::-webkit-scrollbar-thumb {
            background: #4a5568;
            border-radius: 10px;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="header">
            <h1><i class="fas fa-calculator"></i> Математический помощник</h1>
            
            <div class="top-controls">
                <div class="mode-switcher">
                    <button class="mode-btn active" id="assistant-btn">
                        <i class="fas fa-robot"></i>
                        <span>Помощник</span>
                    </button>
                    <button class="mode-btn" id="calculator-btn">
                        <i class="fas fa-calculator"></i>
                        <span>Калькулятор</span>
                    </button>
                </div>
                
                <button class="examples-btn" id="examples-btn">
                    <i class="fas fa-lightbulb"></i>
                    <span>Примеры</span>
                </button>
            </div>
        </div>
        
        <div class="content">
            <div class="calculator" id="calculator">
                <div class="calculator-display" id="calc-display">0</div>
                <div class="calculator-buttons">
                    <button class="calc-btn clear" onclick="clearDisplay()">C</button>
                    <button class="calc-btn" onclick="appendToDisplay('(')">(</button>
                    <button class="calc-btn" onclick="appendToDisplay(')')">)</button>
                    <button class="calc-btn operator" onclick="appendToDisplay('/')">/</button>
                    
                    <button class="calc-btn" onclick="appendToDisplay('7')">7</button>
                    <button class="calc-btn" onclick="appendToDisplay('8')">8</button>
                    <button class="calc-btn" onclick="appendToDisplay('9')">9</button>
                    <button class="calc-btn operator" onclick="appendToDisplay('*')">×</button>
                    
                    <button class="calc-btn" onclick="appendToDisplay('4')">4</button>
                    <button class="calc-btn" onclick="appendToDisplay('5')">5</button>
                    <button class="calc-btn" onclick="appendToDisplay('6')">6</button>
                    <button class="calc-btn operator" onclick="appendToDisplay('-')">-</button>
                    
                    <button class="calc-btn" onclick="appendToDisplay('1')">1</button>
                    <button class="calc-btn" onclick="appendToDisplay('2')">2</button>
                    <button class="calc-btn" onclick="appendToDisplay('3')">3</button>
                    <button class="calc-btn operator" onclick="appendToDisplay('+')">+</button>
                    
                    <button class="calc-btn" onclick="appendToDisplay('0')">0</button>
                    <button class="calc-btn" onclick="appendToDisplay('.')">.</button>
                    <button class="calc-btn" onclick="backspace()"><i class="fas fa-backspace"></i></button>
                    <button class="calc-btn equals" onclick="calculate()">=</button>
                </div>
            </div>
            
            <div class="math-assistant active" id="math-assistant">
                <div class="chat-header">
                    <div class="logo">
                        <i class="fas fa-robot"></i>
                    </div>
                    <div class="title">Математический помощник</div>
                </div>
                <div class="chat-window" id="chat-window">
                    <div class="message ai">
                        Привет! Я ваш математический помощник. Могу решать примеры, объяснять математические концепции и помогать с вычислениями. Нажмите кнопку "Примеры" чтобы увидеть примеры запросов!
                    </div>
                </div>
                <div class="chat-input">
                    <input type="text" id="user-input" placeholder="Введите вопрос или выражение...">
                    <button id="send-button">
                        <i class="fas fa-paper-plane"></i>
                    </button>
                </div>
            </div>
        </div>
    </div>

<div class="overlay" id="overlay"></div>
    <div class="examples-panel" id="examples-panel">
        <div class="examples-header">
            <h2><i class="fas fa-lightbulb"></i> Примеры запросов</h2>
            <button class="close-examples" id="close-examples">
                <i class="fas fa-times"></i>
            </button>
        </div>
        
        <div class="examples-categories">
            <div class="examples-category">
                <h3><i class="fas fa-calculator"></i> Вычисления</h3>
                <div class="examples-list">
                    <div class="example-item" onclick="insertExample('15 + 27')">15 + 27</div>
                    <div class="example-item" onclick="insertExample('48 * 3.5')">48 × 3.5</div>
                    <div class="example-item" onclick="insertExample('100 / 4')">100 ÷ 4</div>
                    <div class="example-item" onclick="insertExample('(12 + 8) * 2')">(12 + 8) × 2</div>
                    <div class="example-item" onclick="insertExample('2^3 + 5 * 4')">2³ + 5 × 4</div>
                </div>
            </div>
            
            <div class="examples-category">
                <h3><i class="fas fa-shapes"></i> Геометрия</h3>
                <div class="examples-list">
                    <div class="example-item" onclick="insertExample('Как найти площадь круга?')">Площадь круга</div>
                    <div class="example-item" onclick="insertExample('Объясни теорему Пифагора')">Теорема Пифагора</div>
                    <div class="example-item" onclick="insertExample('Как найти объем шара?')">Объем шара</div>
                    <div class="example-item" onclick="insertExample('Что такое периметр?')">Периметр</div>
                </div>
            </div>
            
            <div class="examples-category">
                <h3><i class="fas fa-function"></i> Алгебра</h3>
                <div class="examples-list">
                    <div class="example-item" onclick="insertExample('Что такое квадратное уравнение?')">Квадратное уравнение</div>
                    <div class="example-item" onclick="insertExample('Объясни что такое логарифм')">Логарифм</div>
                    <div class="example-item" onclick="insertExample('Что такое производная?')">Производная</div>
                    <div class="example-item" onclick="insertExample('Что такое интеграл?')">Интеграл</div>
                </div>
            </div>
            
            <div class="examples-category">
                <h3><i class="fas fa-triangle"></i> Тригонометрия</h3>
                <div class="examples-list">
                    <div class="example-item" onclick="insertExample('Что такое синус и косинус?')">Синус и косинус</div>
                    <div class="example-item" onclick="insertExample('Что такое тангенс?')">Тангенс</div>
                    <div class="example-item" onclick="insertExample('Как решать тригонометрические уравнения?')">Тригонометрические уравнения</div>
                </div>
            </div>
        </div>
    </div>

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