DeepSeek Redesign

Makes DeepSeek's UI more modern and pretty!

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         DeepSeek Redesign
// @namespace    https://chat.deepseek.com/
// @version      2025-02-04
// @description  Makes DeepSeek's UI more modern and pretty!
// @author       q16
// @match        https://chat.deepseek.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=deepseek.com
// @license      MIT
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    // Helper function to replace $
    function $(selector) {
        return document.querySelector(selector);
    }

    // Helper function to replace $$
    function $$(selector) {
        return document.querySelectorAll(selector);
    }

    function applyStyles() {
        // changing colors
		document.body.style.setProperty("--dsr-bg", "#000");
		document.body.style.setProperty("--dsr-input-bg", "#000");
		document.body.style.setProperty("--dsr-side-bg", "#000");
		try {
			$(".f6d670.bcc55ca1").style.backgroundColor = "rgb(38, 38, 38)";
		} catch { }
		try {
			$(".f6d670.bcc55ca1").style.color = "#b7b7b7";
		} catch { }
		// removing white "gradient" at the top of the page
		$(".b480065b").style.background = "linear-gradient(rgba(0, 0, 0, 0.8) 0%,rgba(41,42,45,0) 100%)";
		// logo change
		try {
			$(".e066abb8 > svg:nth-child(1)").remove();
			var logoDiv = $(".e066abb8");
			logoDiv.innerText = "DeepSeek";
			logoDiv.style.fontSize = "30px";
			logoDiv.style.fontWeight = "600";
		} catch { }
		$$(".ds-icon").forEach(
			(icon) => (icon.style.filter = "saturate(0%) brightness(2)")
		);
		// removing mobile app ad
		try {
			$(".a1e75851").remove();
		} catch { }
		// inter font
		var gaLink = document.createElement("link");
		gaLink.setAttribute("rel", "preconnect");
		gaLink.href = "https://fonts.googleapis.com";
		var gsLink = document.createElement("link");
		gsLink.setAttribute("rel", "preconnect");
		gsLink.href = "https://fonts.gstatic.com";
		gsLink.crossorigin = true;
		var fontLink = document.createElement("link");
		fontLink.href =
			"https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,100..900;1,14..32,100..900&display=swap";
		fontLink.setAttribute("rel", "stylesheet");
		document.head.appendChild(gaLink);
		document.head.appendChild(gsLink);
		document.head.appendChild(fontLink);
		// new chat button
		try {
			$(".a8ac7a80").style.backgroundColor = "#000";
			$(".a8ac7a80").style.border = "1px solid white";
			$(".a8ac7a80").style.setProperty(
				"--local-button-hover",
				"var(--dsr-side-hover-bg)"
			);
		} catch { }
		// fix chat textarea shadow
		$(".dd442025").style.boxShadow = "0 0 0 .5px rgba(0, 0, 0, 0.3)";

		// bold "DeepSeek" in "Hi, I'm DeepSeek."
		try {
			$(".c7e7df4d").childNodes[1].remove();
			var spanA = document.createElement("span");
			spanA.textContent = "Hi, I'm ";
			$(".c7e7df4d").appendChild(spanA);
			var spanB = document.createElement("span");
			spanB.textContent = "DeepSeek";
			spanB.style.fontWeight = "800";
			spanA.appendChild(spanB);
			spanA.appendChild(document.createTextNode("."));
		} catch { }

		// prevent js from overriding new colors when resizing the window
		window.addEventListener("resize", () => {
			document.body.style.setProperty("--dsr-bg", "#000");
			document.body.style.setProperty("--dsr-input-bg", "#000");
			document.body.style.setProperty("--dsr-side-bg", "#000");
		});

		// remove mobile app ad in collapsed menu
		try {
			$(".b91228e4").remove();
		} catch { }

		$$(".fbb737a4").forEach((msg) => (msg.style.backgroundColor = "#000"));
    }

    function patchDropdown() {
        try {
            $(".ds-dropdown-menu").style.setProperty(
                "--ds-dropdown-menu-color",
                "#000"
            );
            $(".ds-dropdown-menu").style.setProperty(
                "--ds-dropdown-menu-option-color-hover",
                "#202020"
            );
            $(".ds-dropdown-menu").style.setProperty(
                "--ds-dropdown-menu-color",
                "#000"
            );
        } catch {}
    }

    function patchModal() {
        try {
            $(".ds-modal-content").style.setProperty(
                "--ds-modal-content-color",
                "#000"
            );
            $(".ds-segmented").style.setProperty("--ds-segmented-color", "#1C1C1C");
            $(".ds-segmented").style.setProperty(
                "--ds-segmented-selected-color",
                "#393939"
            );
        } catch {}
        $$(".ds-native-select__select").forEach(
            (s) => (s.style.backgroundColor = "#1c1c1c")
        );
    }

    function debounce(func, wait) {
        let timeout;
        return function(...args) {
            clearTimeout(timeout);
            timeout = setTimeout(() => func.apply(this, args), wait);
        };
    }

    function init() {
        applyStyles();
        patchDropdown();
        patchModal();

        const toListen = ["b480065b", "a1e75851", "b91228e4", "fbb737a4", "d8ed659a"];
        const globalObserver = new MutationObserver((mutationsList) => {
            for (const mutation of mutationsList) {
                if (mutation.type === 'childList') {
                    mutation.addedNodes.forEach((node) => {
                        if (node.classList) {
                            if (node.classList.contains("ds-modal-wrapper") || node.classList.contains("ds-segmented-separator")) {
                                patchModal();
                            }
                            if (node.classList.contains("ds-floating-position-wrapper")) {
                                patchDropdown();
                            }
                        }
                        toListen.forEach((cls) => {
                            if (node.nodeType === 1 && (node.classList.contains(cls) || node.querySelector(`.${cls}`))) {
                                applyStyles();
                            }
                        });
                    });
                }
            }
        });

        globalObserver.observe(document.body, {
            childList: true,
            subtree: true,
        });

        window.addEventListener('resize', debounce(() => {
            document.body.style.setProperty("--dsr-bg", "#000");
            document.body.style.setProperty("--dsr-input-bg", "#000");
            document.body.style.setProperty("--dsr-side-bg", "#000");
        }, 100));
    }

    document.addEventListener('DOMContentLoaded', init);
})();