/* Basic reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-color: #f0f0f0;
}

.conversation-container {
    display: flex;
    width: 100%;
    height: 80%;
}

.speaker-section {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 20px;
    transition: box-shadow 0.3s ease;
}

.red-bg {
    background-color: #ff4c4c;
}

.blue-bg {
    background-color: #4c6aff;
}

.speaker-section.glow {
    box-shadow: 0 0 20px 10px rgba(255, 255, 0, 0.6);
}

.language-select {
    margin-bottom: 20px;
}

.mic-btn {
    background-color: #fff;
    border: none;
    padding: 20px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 24px;
    transition: transform 0.5s ease;
}

.mic-btn:hover {
    transform: scale(1.1);
    background-color: #1e3c72;
    color: #fff;
}

.back-btn {
    margin-top: 20px;
    padding: 10px 20px;
    background-color: #333;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 18px;
    border-radius: 8px;
}

.back-btn:hover {
    background-color: #555;
}

.language-select {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

.language-select select {
    padding: 10px;
    margin: 0 10px;
    border-radius: 8px;
    border: 2px solid #ddd;
    outline: none;
    transition: border 0.3s ease;
}

.language-select select:hover {
    border-color: #1e3c72;
}

@media (max-width: 500px) {
    .conversation-container {
        flex-direction: column;
        gap: 15px;
    }

    #speaker1, #speaker2 {
        width: 100%;
    }

    .speaker-section.glow {
        box-shadow: 0 0 20px 15px rgba(255, 255, 0, 0.6);
    }
}

@media screen and (max-width: 500px) {
    .conversation-container {
        height: auto;
    }

    .speaker-section {
        flex: 0 0 65%;
    }

    .back-btn {
        margin-top: 150px;
    }
}

@media screen and (max-width: 400px) {
    .speaker-section {
        flex: 0 0 90%;
    }

    .back-btn {
        margin-top: 300px;
    }
}