Nitro Type Hard Mode

Full visual chaos + rare system event overlay (cosmetic only)

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Greasemonkey 油猴子Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Violentmonkey 暴力猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴Userscripts ,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey 篡改猴,才能安装此脚本。

您需要先安装一款用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

/// ==UserScript==
// @name         Nitro Type Hard Mode
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Full visual chaos + rare system event overlay (cosmetic only)
// @author       surprise
// @match        https://www.nitrotype.com/*
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    const isRace = window.location.href.includes("/race");

    // ================= STYLE =================
    const style = document.createElement("style");
    style.innerHTML = `
        /* SHAKE */
        @keyframes shake {
            0% { transform: translate(0,0); }
            25% { transform: translate(1px,-1px); }
            50% { transform: translate(-1px,1px); }
            75% { transform: translate(1px,1px); }
            100% { transform: translate(0,0); }
        }

        .shake-mode {
            animation: shake 0.15s infinite;
        }

        /* WORD FLIP */
        .flip-hardmode {
            transform: rotate(180deg) !important;
            display: inline-block !important;
        }

        /* RAIN */
        .rain-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 999998;
            background: repeating-linear-gradient(
                180deg,
                rgba(255,255,255,0.04),
                rgba(255,255,255,0.04) 2px,
                transparent 2px,
                transparent 6px
            );
            animation: rainMove 0.25s linear infinite;
        }

        @keyframes rainMove {
            from { transform: translateY(0); }
            to { transform: translateY(20px); }
        }

        /* DOOM OVERLAY */
        .doom-overlay {
            position: fixed;
            top: 12%;
            left: 50%;
            transform: translateX(-50%);
            z-index: 999999;
            pointer-events: none;
            font-family: monospace;
            text-align: center;
            color: rgba(255, 60, 60, 0.95);
            text-shadow: 0 0 12px rgba(255,0,0,0.6);
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .doom-overlay.show {
            opacity: 1;
        }

        .doom-box {
            border: 2px solid rgba(255, 60, 60, 0.85);
            padding: 16px 26px;
            background: rgba(0, 0, 0, 0.78);
            border-radius: 10px;
            min-width: 340px;
        }

        .doom-title {
            font-size: 18px;
            letter-spacing: 2px;
            margin-bottom: 8px;
        }

        .doom-sub {
            font-size: 12px;
            opacity: 0.75;
            margin-bottom: 10px;
        }

        .doom-bar {
            height: 6px;
            background: rgba(255, 0, 0, 0.2);
            margin: 6px 0;
            position: relative;
            overflow: hidden;
        }

        .doom-bar::after {
            content: "";
            position: absolute;
            width: 40%;
            height: 100%;
            background: rgba(255, 0, 0, 0.85);
            animation: moveBar 1s infinite alternate;
        }

        @keyframes moveBar {
            from { left: 0; }
            to { left: 60%; }
        }

        .doom-warning {
            font-size: 13px;
            margin-top: 10px;
            letter-spacing: 1px;
        }
    `;
    document.head.appendChild(style);

    // ================= RAIN =================
    const rain = document.createElement("div");
    rain.className = "rain-overlay";
    document.body.appendChild(rain);

    // ================= SHAKE =================
    setInterval(() => {
        document.body.classList.toggle("shake-mode");
    }, 700);

    // ================= HUE SHIFT =================
    setInterval(() => {
        document.body.style.filter = `hue-rotate(${Math.random() * 360}deg)`;
        setTimeout(() => document.body.style.filter = "", 500);
    }, 3000);

    // ================= EMOJIS =================
    function spawnEmoji() {
        const emojis = ["💀", "⚡", "🔥", "🚗", "😵", "🏁", "💨"];
        const el = document.createElement("div");

        el.textContent = emojis[Math.floor(Math.random() * emojis.length)];
        el.style.position = "fixed";
        el.style.left = Math.random() * window.innerWidth + "px";
        el.style.top = Math.random() * window.innerHeight + "px";
        el.style.fontSize = "28px";
        el.style.zIndex = "999999";
        el.style.pointerEvents = "none";
        el.style.opacity = "0.85";

        document.body.appendChild(el);
        setTimeout(() => el.remove(), 1500);
    }

    setInterval(spawnEmoji, 2000);

    // ================= WORD FLIP (25%) =================
    function getWords() {
        return document.querySelectorAll('[class*="word"], [class*="Word"], span');
    }

    function maybeFlipWords() {
        if (!isRace) return;

        const words = getWords();
        if (!words.length) return;

        if (Math.random() < 0.25) {
            words.forEach(w => w.classList.add("flip-hardmode"));

            setTimeout(() => {
                words.forEach(w => w.classList.remove("flip-hardmode"));
            }, 900 + Math.random() * 1000);
        }
    }

    setInterval(maybeFlipWords, 2500);

    // ================= DOOM EVENT (RARE) =================
    const doom = document.createElement("div");
    doom.className = "doom-overlay";
    doom.innerHTML = `
        <div class="doom-box">
            <div class="doom-title">SYSTEM EVENT</div>
            <div class="doom-sub">UNSTABLE RACE ENVIRONMENT DETECTED</div>

            <div class="doom-bar"></div>
            <div class="doom-bar"></div>
            <div class="doom-bar"></div>

            <div class="doom-warning">>> HARD MODE ACTIVE <<</div>
        </div>
    `;
    document.body.appendChild(doom);

    function triggerDoom() {
        if (!isRace) return;

        // rare scare moment
        if (Math.random() < 0.06) { // ~6% chance
            doom.classList.add("show");

            setTimeout(() => {
                doom.classList.remove("show");
            }, 3000 + Math.random() * 2000);
        }
    }

    setInterval(triggerDoom, 5000);

})();