/* styles.css: Estilo general para la interfaz del chat */

body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background-color: whitesmoke;
    min-height: 100vh;
  }
  
  .main-nav {
    width: 100%;
    background-color: #333;
    display: flex;
    justify-content: center;
    padding: 10px 0;
  }
  
  .main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
  }
  
  .main-nav li {
    margin: 0 15px;
  }
  
  .main-nav button {
    background-color: #444;
    color: white;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
  }
  
  .main-nav button:hover {
    background-color: #555;
  }
  
  .main-nav button:active {
    background-color: #666;
    transform: scale(0.95);
  }
  
  .congreso-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
  }
  
  .congreso-logo {
    max-width: 150px;
    height: auto;
  }
  
  #chat-container {
    margin: 0 auto;
    width: 500px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 40px;
  }
  
  #chat-container h1 {
    margin: 0 0 20px 0;
  }
  
  .chat-messages {
    width: 100%;
    height: 300px;
    border: 1px solid #ccc;
    border-radius: 4px;
    overflow-y: auto;
    padding: 10px;
    margin-bottom: 10px;
    background-color: #fff;
  }
  
  .loading-animation {
    display: none;
    text-align: center;
    margin: 10px 0;
  }
  
  .loading-animation::before {
    content: "";
    display: inline-block;
    width: 30px;
    height: 30px;
    border: 4px solid #ccc;
    border-top-color: #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
  }
  
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  .chat-input {
    display: flex;
    align-items: center;
  }
  
  .chat-input input {
    flex-grow: 1;
    padding: 10px;
    margin-right: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
  }
  
  .chat-btn {
    padding: 8px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    margin-left: 5px;
  }
  
  #recetas-send-button {
    background-color: #007bff;
    color: white;
  }
  
  #recetas-voice-button {
    background-color: #eee;
    border: 1px solid #ccc;
  }
  
  .message {
    margin: 5px 0;
    padding: 10px;
    border-radius: 4px;
    max-width: 80%;
    word-wrap: break-word;
  }
  
  .message.usuario {
    background-color: #d1e7dd;
    align-self: flex-end;
  }
  
  .message.assistantId {
    background-color: #f8d7da;
    align-self: flex-start;
  }