/* style.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-image: url("images/room.png");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    color: #1c1e21;
    padding: 20px;
    line-height: 1.6;
  }
  
  .container {
    max-width: 800px;
    margin: 0 auto;
    background-image: url("images/programming.png");
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    overflow: hidden;
  }
  
  header {
    background: #1b07919f;
    color: white;
    padding: 30px 20px;
    text-align: center;
  }
  
  header img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid white;
    margin-bottom: 15px;
  }
  
  header h1 {
    font-size: 28px;
    margin-bottom: 8px;
  }
  
  header p {
    font-size: 16px;
    opacity: 0.9;
  }
  
  .chat-area {
    padding: 20px;
    min-height: 300px;
    max-height: 400px;
    overflow-y: auto;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
    background: #fafafa;
  }
  
  .message {
    margin-bottom: 12px;
    padding: 10px 14px;
    border-radius: 18px;
    max-width: 70%;
    line-height: 1.5;
  }
  
  .message.user {
    background: #e3f2fd;
    color: #1976d2;
    align-self: flex-end;
    margin-left: auto;
  }
  
  .message.bot {
    background: #f0f0f0;
    color: #2e2e2e;
    align-self: flex-start;
  }
  
  .input-area {
    padding: 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    background: white;
  }
  
  input {
    flex: 1;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 16px;
    min-width: 200px;
  }
  
  button {
    padding: 12px 16px;
    background: #4a6fa5;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: 0.3s;
  }
  
  button:hover {
    background: #3a5a80;
  }
  
  .buttons {
    width: 100%;
    display: flex;
    gap: 10px;
    margin-top: -5px;
  }
  
  @media (max-width: 600px) {
    .message {
      max-width: 80%;
    }
    input {
      flex: 1 1 100%;
    }
    header h1 {
      font-size: 24px;
    }
  }