:root {
    --dark-gray: #2c3e50;
    --light-gray: #ecf0f1;
    --cream: #f5f5dc;
    --white: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding-top: 56px;
    padding-bottom: 60px;
}

.chatbot-page {
    height: 100vh;
    overflow: hidden;
}

.bg-dark {
    background-color: var(--dark-gray) !important;
}

.bg-light-gray {
    background-color: var(--light-gray);
}

.bg-cream {
    background-color: var(--cream);
}

.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    min-height: 0;
}

.message-bubble {
    padding: 10px 15px;
    border-radius: 18px;
    max-width: 80%;
    margin-bottom: 5px;
}

.bot-bubble {
    background-color: var(--light-gray);
    border-bottom-left-radius: 5px;
    margin-right: auto;
}

.user-bubble {
    background-color: var(--dark-gray);
    color: white;
    border-bottom-right-radius: 5px;
    margin-left: auto;
}

.chat-input {
    flex-shrink: 0;
}

.current-time::after {
    content: attr(data-time);
}

/* Ajustes para pantallas pequeñas */
@media (max-width: 768px) {
    body {
        padding-bottom: 80px;
    }
    
    .chat-messages {
        padding: 10px;
    }
}