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Sentiment_Analyzer
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<!DOCTYPE html>
<html>
<head>
    <title>Review Sentiment Analysis</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
    <style>
        :root {
            --color-teal: #5BA082;
            --color-lime: #9DC25C;
            --color-orange: #D18B5C;
            --color-pink: #D29BB5;
            --color-sage: #A3A899;
            --color-rose: #D5658D;
            --color-charcoal: #5B5958;
            --color-mint: #A8DCC1;
            --color-seafoam: #8EC4B3;
            --color-beige: #BFB5A0;
        }
        body {
            background: linear-gradient(135deg, var(--color-teal) 0%, var(--color-sage) 30%, var(--color-beige) 100%);
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            min-height: 100vh;
        }
        .main-container {
            display: flex; align-items: center; justify-content: center;
            min-height: 100vh; padding: 20px;
        }
        .prediction-card {
            background: rgba(255,255,255,0.95);
            backdrop-filter: blur(15px);
            border-radius: 24px;
            padding: 40px;
            width: 100%; max-width: 650px;
            box-shadow: 0 20px 50px rgba(0,0,0,0.1);
            position: relative;
        }
        .title-section { text-align: center; margin-bottom: 30px; }
        .main-title { font-size: 2.5rem; font-weight: 700; color: var(--color-teal); }
        .subtitle { color: var(--color-charcoal); font-size: 1.2rem; }
        .form-control {
            border: 2px solid var(--color-sage);
            border-radius: 16px;
            padding: 14px;
            font-size: 1rem;
        }
        .submit-btn {
            background: var(--color-teal); border: none; color: white;
            padding: 16px; border-radius: 50px; font-size: 1.2rem;
            font-weight: 700; width: 100%;
            transition: background 0.3s ease;
        }
        .submit-btn:hover {
            background: var(--color-seafoam);
        }
        .prediction-result {
            margin-top: 30px; padding: 20px;
            border-radius: 16px; text-align: center;
        }
        .prediction-result.positive { color: var(--color-teal); }
        .prediction-result.negative { color: var(--color-rose); }
        .prediction-result.neutral { color: var(--color-charcoal); }
        .confidence-bar { height: 8px; border-radius: 4px; overflow: hidden; margin-top: 10px; background: #ddd; }
        .confidence-fill { height: 100%; transition: width 0.5s ease; }
        .confidence-fill.positive { background: linear-gradient(90deg,var(--color-mint),var(--color-teal)); }
        .confidence-fill.negative { background: linear-gradient(90deg,var(--color-rose),var(--color-pink)); }
        .confidence-fill.neutral { background: linear-gradient(90deg,var(--color-sage),var(--color-beige)); }
        .model-label {
            margin-top: 15px; font-size: 0.95rem;
            color: var(--color-charcoal); opacity: 0.85;
        }
    </style>
</head>
<body>
    <div class="main-container">
        <div class="prediction-card">
            <div class="title-section">
                <h1 class="main-title">TranSenti</h1>
                <p class="subtitle">Analyze the sentiment of your review</p>
            </div>

            <form method="POST" id="predictionForm">
                <div class="mb-3">
                    <label for="review" class="form-label"><i class="fas fa-comment-dots"></i> Enter your review:</label>
                    <textarea name="review" id="review" class="form-control" rows="4" placeholder="E.g. This product is great!" required>{{ review or '' }}</textarea>
                </div>
                <button type="submit" class="submit-btn">
                    <i class="fas fa-search"></i> Predict Sentiment
                </button>
            </form>

            {% if prediction %}
            <div class="prediction-result {{ prediction|lower }}">
                <h4><i class="fas fa-bullseye"></i> Prediction: {{ prediction }}</h4>
                <p><strong>Confidence:</strong> {{ "%.2f"|format(confidence) }}%</p>

                <div class="confidence-bar">
                    <div class="confidence-fill {{ prediction|lower }}" style="width: {{ "%.2f"|format(confidence) }}%"></div>
                </div>

                <p class="model-label"><i class="fas fa-robot"></i> Model used: <strong>{{ chosen_model }}</strong></p>
            </div>
            {% endif %}
             <!-- Navigation Button -->
     <div class="text-center mt-4">
        <a href="{{ url_for('batch_review') }}" class="btn btn-outline-secondary">
            <i class="fas fa-list"></i> Go to Batch Prediction
        </a>
    </div>
        </div>
    </div>
</body>
</html>