@charset "UTF-8";
.chat-container {
    max-width: 600px;
    margin: 20px auto;
    font-family: Arial, sans-serif;
}

.message {
    display: flex;
    align-items: flex-start;
    margin-bottom: 20px;
}

.message.right {
    flex-direction: row-reverse;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 10px;
    overflow: hidden;
    flex-shrink: 0;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.bubble {
    max-width: 70%;
    padding: 12px;
    border-radius: 15px;
    position: relative;
}

.left .bubble {
    background-color: #e9ecef;
}

.right .bubble {
    background-color: #007bff;
    color: white;
}

/* 吹き出しの三角形 */
.left .bubble:before {
    content: "";
    position: absolute;
    left: -10px;
    top: 15px;
    border: 5px solid transparent;
    border-right-color: #e9ecef;
}

.right .bubble:before {
    content: "";
    position: absolute;
    right: -10px;
    top: 15px;
    border: 5px solid transparent;
    border-left-color: #007bff;
}