几年的产品了连这个都没做？豆包前端是不是自己不用？程序员自己没需求吗？

// ==UserScript==
// @name         豆包网页暗色自适应增强
// @namespace    https://tampermonkey.custom.local
// @version      1.0.2
// @description  网页端豆包全局暗色适配，修复SVG图标、代码悬浮弹窗反色模糊，右上角固定切换按钮，低性能占用
// @author       cmd137
// @match        *://doubao.com/*
// @match        *://*.doubao.com/*
// @grant        none
// ==/UserScript==

(function() {
    'use strict';
    const STORAGE_KEY = 'doubao_dark_mode_state';
    let domWatcher = null;
    let themeSwitchBtn = null;

    // 全局修复页面媒体、图标、弹窗控件
    function repairAllVisualElements() {
        // 图片、头像、截图资源修复
        const imageElements = document.querySelectorAll(
            'img, video, iframe, .emoji, .code-img, .avatar, .chat-image, .icon-img'
        );
        imageElements.forEach(el => {
            el.style.filter = "invert(1) hue-rotate(180deg)";
        });

        // 全部SVG矢量图标深度修复
        const allSvgIcons = document.querySelectorAll('svg, svg *');
        allSvgIcons.forEach(el => {
            el.style.filter = "invert(1) hue-rotate(180deg)";
        });

        // 悬浮气泡、右键弹窗、代码操作浮层
        const popTooltipLayers = document.querySelectorAll(
            '[role="tooltip"], [role="menu"], .tooltip, .popup, .code-pop, [data-popup]'
        );
        popTooltipLayers.forEach(el => {
            el.style.filter = "invert(1) hue-rotate(180deg)";
        });

        // 底部输入栏、代码底部操作容器
        const bottomControlAreas = document.querySelectorAll('.chat-bottom-bar, .code-footer, .code-action');
        bottomControlAreas.forEach(el => {
            el.style.filter = "invert(1) hue-rotate(180deg)";
        });
    }

    // 清空所有自定义滤镜，切回浅色模式
    function clearAllCustomFilter() {
        const imageElements = document.querySelectorAll(
            'img, video, iframe, .emoji, .code-img, .avatar, .chat-image, .icon-img'
        );
        imageElements.forEach(el => el.style.filter = "");

        const allSvgIcons = document.querySelectorAll('svg, svg *');
        allSvgIcons.forEach(el => el.style.filter = "");

        const popTooltipLayers = document.querySelectorAll(
            '[role="tooltip"], [role="menu"], .tooltip, .popup, .code-pop, [data-popup]'
        );
        popTooltipLayers.forEach(el => el.style.filter = "");

        const bottomControlAreas = document.querySelectorAll('.chat-bottom-bar, .code-footer, .code-action');
        bottomControlAreas.forEach(el => el.style.filter = "");
    }

    // 启动DOM动态监听，自动修复新加载元素
    function startDomObserver() {
        if (domWatcher) return;
        domWatcher = new MutationObserver(() => repairAllVisualElements());
        domWatcher.observe(document.body, { childList: true, subtree: true, attributes: true });
    }

    // 销毁监听释放性能
    function stopDomObserver() {
        if (domWatcher) {
            domWatcher.disconnect();
            domWatcher = null;
        }
    }

    // 开启暗色模式
    function enableDarkVisual() {
        document.documentElement.style.filter = "invert(1) hue-rotate(180deg)";
        repairAllVisualElements();
        startDomObserver();
        localStorage.setItem(STORAGE_KEY, 'dark');
        themeSwitchBtn.innerText = '黑夜模式 关';
    }

    // 关闭暗色模式
    function disableDarkVisual() {
        document.documentElement.style.filter = "";
        clearAllCustomFilter();
        stopDomObserver();
        localStorage.setItem(STORAGE_KEY, 'light');
        themeSwitchBtn.innerText = '黑夜模式 开';
    }

    // 创建固定位置切换按钮（移除拖拽逻辑，降低性能消耗）
    function buildThemeToggleButton() {
        themeSwitchBtn = document.createElement('button');
        themeSwitchBtn.style.cssText = `
            position: fixed; right: 22px; z-index: 9999999;
            padding: 7px 14px; border: none; border-radius: 8px;
            background: #2c384a; color: #f0f4f9; font-size: 13px; cursor: pointer;
            box-shadow: 0 2px 10px rgba(0,0,0,0.35); transition: all 0.25s cubic-bezier(0.2,0,0.2,1);
            user-select: none; letter-spacing: 0.3px;
            visibility: hidden;
        `;

        // hover交互渐变
        themeSwitchBtn.onmouseover = () => {
            themeSwitchBtn.style.background = "#3d4c63";
            themeSwitchBtn.style.transform = "translateY(-2px) scale(1.03)";
        };
        themeSwitchBtn.onmouseout = () => {
            themeSwitchBtn.style.background = "#2c384a";
            themeSwitchBtn.style.transform = "translateY(0) scale(1)";
        };

        // 点击切换明暗
        themeSwitchBtn.addEventListener('click', () => {
            const currentMode = localStorage.getItem(STORAGE_KEY) || 'dark';
            currentMode === 'dark' ? disableDarkVisual() : enableDarkVisual();
        });

        document.body.appendChild(themeSwitchBtn);

        // 计算默认top：向下偏移2倍按钮自身高度
        const btnHeight = themeSwitchBtn.offsetHeight;
        themeSwitchBtn.style.top = `${btnHeight * 6}px`;
        themeSwitchBtn.style.visibility = "visible";
    }

    // 页面初始化入口
    function pageInit() {
        buildThemeToggleButton();
        const savedMode = localStorage.getItem(STORAGE_KEY) || 'dark';
        savedMode === 'dark' ? enableDarkVisual() : disableDarkVisual();
    }

    // 等待页面DOM加载完成再初始化，减少闪烁
    if (document.readyState === "loading") {
        document.addEventListener("DOMContentLoaded", pageInit);
    } else {
        pageInit();
    }

    // 单页路由跳转自动修复视觉
    window.addEventListener('popstate', () => {
        const currentMode = localStorage.getItem(STORAGE_KEY) || 'dark';
        if (currentMode === 'dark') repairAllVisualElements();
    });
})();