/* 主区域整体布局 */
#main {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: #ffffff;
    position: relative;
    width: 200px;
}

/* 聊天区可滚动 */
#chat-area {
    flex: 1;
    overflow-y: auto;
    box-sizing: border-box;
    width: 100%;
    margin-right: 50px;
    overflow-y: auto;
    scrollbar-gutter: stable both-edges;
    /* 始终预留滚动条宽度，避免内容抖动 */
}

#chat-area::-webkit-scrollbar {
    width: 8px;
    background: transparent;
}

#chat-area::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 6px;
}

#chat-area::-webkit-scrollbar-thumb:hover {
    background: #b0b3b8;
}

#chat-in {
        /* 预留滚动条宽度 */
    width: 80%;
    max-width: 800px;
    margin: auto;

    /* 保持文字不压缩，自动换行 */
    word-break: break-word;
    /* 防止超长单词撑破容器 */
    margin-bottom: 100px;

}

#input-box{
    width: 100%;
    white-space: pre-wrap;
    word-break: break-word;
    display: flex;
    flex-wrap: wrap;
    margin-top: -30px;
}


/* 输入区固定底部居中 */
#input-area {
    position: relative; /* 为绝对定位的按钮提供定位上下文 */
    z-index: 999;
    margin: auto;
    width: 80%;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    background: #f7f7f8;
    border:solid 2px;
    border-radius: 28px;
    border-color: rgba(13, 13, 13, .05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    padding: 12px 16px;
    align-items: stretch;
    max-width: 776px;

}

/* 输入框占满剩余空间 */
#chat-input {
    width: 100%;
    flex: 1;
    border: none;
    outline: none;
    font-size: 16px;
    background: transparent;
    resize: none;
    min-height: 30px;
    max-height: 320px;
    /* 最大高度 */
    overflow-y: auto;
    line-height: 1.6;
    padding: 6px 0;
    box-sizing: border-box;
    transition: max-height 0.2s;
    font-family: inherit;
}


#send-btn {
    margin-left: auto;
        /* 推到最右 */
    display: flex;
    align-items: center;
    justify-content: center;
    height: 34px;
    width: 34px;
    background: #19c37d;
    color: #fff;
    border: none;
    border-radius: 20px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.2s;
}

#send-btn:hover {
    background: #13a06b;
}


#send-down {
    display: flex;
    height: 30px;
    width: 100%;
    align-items: center;
}


#chat-input::-webkit-scrollbar {
    width: 6px;
    background: transparent;
}

#chat-input::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 6px;
}

#chat-input::-webkit-scrollbar-thumb:hover {
    background: #b0b3b8;
}



.c-user{
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    width: 100%;
    line-height: 24px;
}

.c-system{
    margin: 20px 10px 40px 10px;
    display: flex;
    flex-direction: column;
    font-weight: bold;
    background-color: rgba(233, 233, 233, .5);
    border-radius: 18px;
    padding: 12px 16px;
}

.c-system .content{
    margin-top: 5px;
    font-weight:lighter;
    padding: 10px 15px;
    border-radius: 20px;
}

.c-system .content:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.c-assistant {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    line-height: 28px;
    width: 100%;
}

.c-user .content{
    background-color: rgba(233, 233, 233, .5);
    padding: 8px 12px;
    border-radius: 18px;
    max-width: 70%;
    
}

.c-assistant .content{
    padding-left: 5px;
    margin-bottom: 10px;
    max-width: 100%;
}

.c-assistant .assistant-more-info{
    color: #adb2b8;
    font-size: 14px;
    padding-left: 5px;
}


.assistant-group{
    display: flex;
    user-select: none;
}

.user-group{
    user-select: none;
    margin-top: 5px;
    display: flex;
    opacity: 0;
    transition: opacity 0.1s ease 0.1s;
}

.c-user:hover .user-group{
    opacity: 1;
    transition: opacity 0.1s ease 0.05s;
}

#tips {
    position: absolute;
    background: #333;
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    z-index: 1001;
    font-weight: bold;
}

.user-edit,
.try-again,
.copy{
    height: 30px;
    width: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}



.tools-call-box {
    position: relative;
    max-height: 60px;      /* 默认固定高度 */
    overflow: hidden;        /* 超出隐藏 */
    width: 90%;
    max-width: 350px;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    background: #fafafa;
    font-family: "Microsoft YaHei", sans-serif;
    padding-bottom: 20px;
}

/* 顶部标题 */
.tools-call-box> :first-child {
    font-weight: bold;
    font-size: 16px;
    margin-bottom: 10px;
}

/* 每一项（工具名 / id / 参数）整体占一行 */
.tools-call-return,
.tools-call-name,
.tools-call-id,
.tools-call-params {
    margin-bottom: 8px;
    font-size: 14px;
}

.tools-call-return {
    display: none;
}


/* 内容部分单独换行显示 */
.tools-call-return .tools-content,
.tools-call-name .tools-content,
.tools-call-id .tools-content,
.tools-call-params .tools-content {
    display: inline-block;
    margin-left: 8px;
    font-weight: normal;
    color: #333;
}

/* 传入数据的 JSON 内容独占一行 */
.tools-call-return .tools-content,
.tools-call-params .tools-content {
    display: block;
    background: #f0f0f0;
    border-radius: 4px;
    padding: 4px 6px;
    font-family: monospace;
    white-space: nowrap;
    margin-top: 4px;
    overflow-x: auto;
}

.tools-call-id {
    display: none;
}

/* 按钮区域 */
.tools-call-actions {
    display: none;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 12px;
}

.tools-call-actions button {
    padding: 6px 14px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
}

/* 展开状态 */
.tools-call-box.expanded {
    max-height: 10000px; /* 展开显示全部，可根据实际内容调大 */
}

/* 按钮固定右下角 */
.tools-toggle-btn {
    position: absolute;
    right: 10px;
    bottom: 10px;
    background: #eee;
    padding: 2px 6px;
    cursor: pointer;
    font-size: 12px;
    border-radius: 4px;
    user-select: none;
}

.btn-cancel {
    background-color: #f44336;
    /* 主体红色 */
    color: white;
    /* 字体白色更清晰 */
}

.btn-cancel:hover {
    background-color: #e53935;
    /* 悬停时略深一点 */
}

.btn-confirm {
    background-color: #4caf50;
    color: white;
}

.btn-confirm:hover {
    background-color: #43a047;
}



#chat-tree{

    display: flex;
}
.check-button{
    height: 30px;
    width: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}
#check-content{
    font-weight: bold;
    height: 30px;
    margin: 0 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

#edit-msg-box{
    width: 450px;
    height: 170px;
    border-radius: 20px;
    border: solid 2px rgba(13, 13, 13, .1);
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
}
#edit-msg-box #edit-msg{
    margin-top: 15px;
    padding: 0 20px;
    overflow-y: auto;
    width: 100%;
    flex: 1;
    outline: none;
    font-size: 16px;
    background: transparent;
    resize: none;
    min-height: 30px;
    max-height: 110px;
    line-height: 1.2;
    box-sizing: border-box;
    transition: max-height 0.2s;
    border: none;
}
#edit-msg-box #edit-msg::-webkit-scrollbar {
    width: 6px;
    background: transparent;
}

#edit-msg-box #edit-msg::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 6px;
}

#edit-msg-box #edit-msg::-webkit-scrollbar-thumb:hover {
    background: #b0b3b8;
}
.edit-buttons{
    margin-top: 3px;
    display: flex;
    justify-content: flex-end;
    user-select: none;
}
.edit-cancel,
.edit-send{
    border: solid 1px rgba(13, 13, 13,0.1);
    padding: 6px 8px;
    border-radius: 30px;
    margin-right: 20px;
}
.edit-send{
    color: white;
    background-color: #19c37d;
}
.edit-send:hover{
    background-color: #13a06b;
}
.edit-cancel:hover{
    background-color: #f2f2f2;
}

/* 回到底部按钮 - 相对于输入框定位 */
#scroll-to-bottom-btn {
    position: absolute;
    top: -60px; /* 按钮一半在输入框上方 */
    right: 16px; /* 距离右边缘 */
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #ffffff;
    color: #000000;
    border: 2px solid rgba(13, 13, 13, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
    z-index: 1000; /* 确保在输入框上方 */
    opacity: 0;
    pointer-events: none;
}

#scroll-to-bottom-btn.show {
    opacity: 1;
    pointer-events: auto;
}

#scroll-to-bottom-btn:hover {
    background-color: #dfdfdf;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

#scroll-to-bottom-btn:active {
    transform: translateY(0);
}

#scroll-to-bottom-btn svg {
    width: 20px;
    height: 20px;
}

.loading-container {
    text-align: center;
}

.loading-title {
    margin-bottom: 30px;
    color: #333;
    font-size: 18px;
}

.loading-dots {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 12px;
}

.dot {
    width: 15px;
    height: 15px;
    background-color: #333;
    border-radius: 50%;
    animation: pulse 1.5s infinite ease-in-out;
}

.dot:nth-child(1) {
    animation-delay: 0s;
}

.dot:nth-child(2) {
    animation-delay: 0.2s;
}

.dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes pulse {
    0%,
    100% {
        transform: scale(1);
        opacity: 0.7;
    }

    50% {
        transform: scale(1.5);
        opacity: 1;
    }
}

.loading-text {
    margin-top: 20px;
    color: #666;
    font-size: 14px;
}