body {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #ff9a9e, #fad0c4); /* Pink gradient */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    overflow: hidden;
  }
  
  #chat-container {
    width: 90%;
    max-width: 400px;
    height: 500px;
    background: linear-gradient(145deg, #ffffff, #f8e9e9); /* Light pink gradient */
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    transform: rotateX(5deg);
    transform-style: preserve-3d;
    animation: slideIn 0.5s ease-out;
    overflow: hidden;
  }
  
  #chat-header {
    background: linear-gradient(135deg, #ff6f61, #ff9a9e); /* Pink gradient */
    color: white;
    padding: 15px;
    font-size: 18px;
    font-weight: bold;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    text-align: center;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  }
  
  #clear-chat {
    cursor: pointer;
    color: white;
    font-size: 14px;
    border: none;
    background: transparent;
    transition: transform 0.2s ease;
  }
  
  #clear-chat:hover {
    transform: scale(1.1);
  }
  
  #chat-box {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    background: linear-gradient(145deg, #f8e9e9, #f1d1d1); /* Light pink gradient */
    border-radius: 0 0 20px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  
  .message {
    padding: 12px 16px;
    margin: 5px 0;
    border-radius: 20px;
    font-size: 14px;
    max-width: 80%;
    position: relative;
    animation: fadeIn 0.3s ease;
  }
  
  .user-message {
    background: linear-gradient(135deg, #ff6f61, #ff9a9e); /* Pink gradient */
    color: white;
    text-align: right;
    align-self: flex-end;
    box-shadow: 0 4px 10px rgba(255, 111, 97, 0.3);
  }
  
  .bot-message {
    background: linear-gradient(135deg, #f8e9e9, #f1d1d1); /* Light pink gradient */
    color: #333;
    text-align: left;
    align-self: flex-start;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  }
  
  #input-container {
    display: flex;
    align-items: center;
    padding: 10px;
    background: #f8e9e9;
    border-top: 1px solid #e1e1e1;
  }
  
  #message-input {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    outline: none;
    background: #ffffff;
    box-shadow: inset 0 4px 10px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s ease;
  }
  
  #message-input:focus {
    box-shadow: inset 0 4px 10px rgba(255, 111, 97, 0.3);
  }
  
  .send-btn, .upload-btn {
    background: linear-gradient(135deg, #ff6f61, #ff9a9e); /* Pink gradient */
    color: white;
    border-radius: 50%;
    padding: 12px;
    cursor: pointer;
    font-size: 20px;
    border: none;
    margin-left: 10px;
    box-shadow: 0 4px 10px rgba(255, 111, 97, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .send-btn:hover, .upload-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(255, 111, 97, 0.5);
  }
  
  .loading-indicator {
    display: inline-block;
    font-size: 14px;
    color: #333;
    animation: typing 1.5s infinite;
  }
  
  @keyframes typing {
    0% {
      content: "Typing";
    }
    25% {
      content: "Typing.";
    }
    50% {
      content: "Typing..";
    }
    75% {
      content: "Typing...";
    }
    100% {
      content: "Typing";
    }
  }
  
  @keyframes slideIn {
    from {
      transform: translateY(30px);
      opacity: 0;
    }
    to {
      transform: translateY(0);
      opacity: 1;
    }
  }
  
  @keyframes fadeIn {
    from {
      opacity: 0;
      transform: translateY(10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* Responsive Design */
  @media (max-width: 600px) {
    #chat-container {
      width: 95%;
      height: 90vh;
      max-width: none;
    }
  
    #message-input {
      padding: 10px;
      font-size: 14px;
    }
  
    .send-btn, .upload-btn {
      padding: 10px;
      font-size: 18px;
    }
  }