.chat-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: #cd9933;
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.chat-button:hover {
    transform: scale(1.1);
}

.chat-button i {
    font-size: 24px;
}

.chat-popup {
    position: fixed;
    bottom: 90px;
    right: 20px;
    width: 300px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    padding: 20px;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    max-height: 80vh;
    overflow-y: auto;
}

.chat-popup.active {
    opacity: 1;
    visibility: visible;
}

.chat-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.chat-popup-title {
    font-weight: bold;
    color: #cd9933;
    font-size: 16px;
}

.chat-popup-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.chat-popup-description {
    color: #666;
    margin-bottom: 15px;
    font-size: 14px;
}

.chat-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.chat-form input,
.chat-form select {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 14px;
}

.chat-form button {
    background-color: #cd9933;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.chat-form button:hover {
    background-color: #b88a2e;
}

/* Media queries para dispositivos móveis */
@media screen and (max-width: 768px) {
    .chat-button {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
    }

    .chat-button i {
        font-size: 20px;
    }

    .chat-popup {
        width: 90%;
        max-width: 300px;
        bottom: 80px;
        right: 50%;
        transform: translateX(50%);
        padding: 15px;
    }

    .chat-popup-title {
        font-size: 14px;
    }

    .chat-popup-description {
        font-size: 12px;
    }

    .chat-form input,
    .chat-form select {
        padding: 8px;
        font-size: 12px;
    }

    .chat-form button {
        padding: 10px;
        font-size: 12px;
    }
}

/* Ajustes para telas muito pequenas */
@media screen and (max-width: 320px) {
    .chat-button {
        width: 45px;
        height: 45px;
    }

    .chat-button i {
        font-size: 18px;
    }

    .chat-popup {
        width: 95%;
        padding: 12px;
    }
}