body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #e3f2fd, #e1bee7);
    background-size: 400% 400%;
    animation: gradientBackground 15s ease infinite;
    padding: 20px;
    margin: 0;
}

@keyframes gradientBackground {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.chat-container {
    max-width: 700px;
    margin: auto;
    background: rgba(255, 255, 255, 0.85);
    padding: 25px;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid #ddd;
    transition: all 0.3s ease-in-out;
}

h2 {
    text-align: center;
    font-size: 1.8em;
    margin-bottom: 20px;
    background: linear-gradient(to right, #8e24aa, #1e88e5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.chat-box {
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 15px;
    max-height: 300px;
    overflow-y: auto;
    background-color: #fafafa;
    margin-bottom: 15px;
}

.user, .bot {
    margin: 8px 0;
    padding: 10px 14px;
    border-radius: 20px;
    display: inline-block;
    max-width: 80%;
    word-wrap: break-word;
    animation: fadeIn 0.4s ease-in-out;
}

.user {
    background: linear-gradient(135deg, #42a5f5, #1e88e5);
    color: white;
    float: right;
    clear: both;
}

.bot {
    background: #f1f3f4;
    color: #333;
    float: left;
    clear: both;
}

form {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

input[type="text"] {
    flex-grow: 1;
    padding: 10px 14px;
    border: 1px solid #ccc;
    border-radius: 25px;
    outline: none;
    transition: border-color 0.3s;
}

input[type="text"]:focus {
    border-color: #42a5f5;
}

button {
    padding: 10px 20px;
    background: linear-gradient(135deg, #8e24aa, #42a5f5);
    border: none;
    border-radius: 25px;
    color: white;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
}

button:hover {
    background: linear-gradient(135deg, #6a1b9a, #1976d2);
}

.entities {
    margin-top: 20px;
    padding: 15px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    border-left: 5px solid #8e24aa;
}

.entities h4 {
    margin-bottom: 10px;
    color: #8e24aa;
}

.entities ul {
    padding-left: 20px;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}
.examples ul {
    list-style-type: none;
    padding: 0;
}

.examples li {
    cursor: pointer;
    padding: 5px;
    background-color: #f0f0f0;
    margin-bottom: 20px;
    border-radius: 4px;
}

.examples li:hover {
    background-color: #e0e0e0;
    color:#2641ed
}