* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", sans-serif;
}
body {
    background-color: #f5f5f5;
    min-height: 100vh;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
/* 聊天窗口样式 */
.chat-box {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    overflow: hidden;
    height: 80vh;
    display: flex;
    flex-direction: column;
}
.chat-header {
    background-color: #2f5496;
    color: #fff;
    padding: 15px;
    font-size: 18px;
    font-weight: bold;
}
.chat-body {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
}
.chat-footer {
    padding: 15px;
    border-top: 1px solid #eee;
}
/* 消息气泡样式 */
.msg-item {
    margin-bottom: 15px;
    max-width: 80%;
}
.msg-user {
    margin-left: auto;
}
.msg-content {
    padding: 10px 15px;
    border-radius: 15px;
    word-wrap: break-word;
}
.msg-user .msg-content {
    background-color: #9dc2ff;
}
.msg-admin .msg-content {
    background-color: #f0f0f0;
}
.msg-time {
    font-size: 12px;
    color: #999;
    margin-top: 5px;
    text-align: right;
}
/* 输入框样式 */
.input-group {
    display: flex;
    gap: 10px;
}
#msg-input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 25px;
    outline: none;
}
#send-btn, #upload-btn {
    padding: 0 20px;
    background-color: #2f5496;
    color: #fff;
    border: none;
    border-radius: 25px;
    cursor: pointer;
}
#upload-btn {
    background-color: #666;
}
/* FAQ样式 */
.faq-box {
    margin-bottom: 20px;
    background-color: #fff;
    border-radius: 10px;
    padding: 15px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
.faq-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
}
.faq-item {
    margin-bottom: 10px;
}
.faq-question {
    color: #2f5496;
    cursor: pointer;
}
.faq-answer {
    padding-left: 10px;
    color: #666;
    display: none;
    margin-top: 5px;
}
/* 客服端样式 */
.admin-container {
    display: flex;
    height: 90vh;
    gap: 10px;
}
.session-list {
    width: 250px;
    background-color: #fff;
    border-radius: 10px;
    padding: 10px;
    overflow-y: auto;
}
.session-item {
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 5px;
    cursor: pointer;
}
.session-item:hover {
    background-color: #f5f5f5;
}
.session-item.active {
    background-color: #9dc2ff;
}
.session-unread {
    background-color: red;
    color: #fff;
    font-size: 12px;
    padding: 2px 5px;
    border-radius: 50%;
    float: right;
}
.preset-box {
    width: 200px;
    background-color: #fff;
    border-radius: 10px;
    padding: 10px;
    overflow-y: auto;
}
.preset-item {
    padding: 5px;
    border-radius: 3px;
    margin-bottom: 5px;
    cursor: pointer;
    color: #2f5496;
}
.preset-item:hover {
    background-color: #f5f5f5;
}
/* 自适应样式 */
@media (max-width: 768px) {
    .admin-container {
        flex-direction: column;
    }
    .session-list, .preset-box {
        width: 100%;
        height: 150px;
    }
    .chat-box {
        height: 60vh;
    }
}