<title>Heoster's Math Lab</title> <style> :root { --primary: #6a11cb; --secondary: #2575fc; --bg-dark: #121212; --bg-light: #1e1e1e; --text: #f5f5f5; --correct: #4caf50; --wrong: #f44336; --highlight: #ffc107; }

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(135deg, var(--bg-dark) 0%, #2c3e50 100%);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 2rem auto;
  background: rgba(30, 30, 30, 0.85);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  text-align: center;
  position: relative;
  overflow: hidden;
  z-index: 1;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.container::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    to bottom right,
    transparent 0%,
    rgba(106, 17, 203, 0.1) 50%,
    transparent 100%
  );
  animation: rotate 20s linear infinite;
  z-index: -1;
}

@keyframes rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

h1 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.difficulty-selector {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.difficulty-btn {
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.difficulty-btn i {
  font-size: 1.2rem;
}

.difficulty-btn.active {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 4px 15px rgba(106, 17, 203, 0.4);
  transform: translateY(-2px);
}

.question-container {
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 2.5rem 0;
  position: relative;
}

.question {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(90deg, var(--highlight), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.input-container {
  position: relative;
  margin: 2.5rem auto;
  max-width: 350px;
}

input {
  width: 100%;
  padding: 1.2rem 1.8rem;
  font-size: 1.5rem;
  border-radius: 12px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.3);
  color: white;
  text-align: center;
  transition: all 0.3s ease;
  font-weight: 600;
}

input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(106, 17, 203, 0.4);
  transform: scale(1.02);
}

.submit-btn {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border: none;
  padding: 1.2rem 3rem;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
  border-radius: 12px;
  margin-top: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(106, 17, 203, 0.3);
}

.submit-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 25px rgba(106, 17, 203, 0.4);
}

.submit-btn:active {
  transform: translateY(1px);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  text-align: center;
}

.stat-card {
  background: rgba(0, 0, 0, 0.3);
  padding: 1.5rem 1rem;
  border-radius: 12px;
  border-top: 3px solid var(--primary);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  margin-top: 0.5rem;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.settings-bar {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 10px;
}

.settings-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--text);
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.settings-btn:hover {
  background: var(--primary);
  transform: rotate(15deg) scale(1.1);
}

footer {
  margin-top: auto;
  padding: 1.5rem;
  text-align: center;
  font-size: 1rem;
  background: rgba(0, 0, 0, 0.3);
  color: var(--text);
  backdrop-filter: blur(5px);
}

footer a {
  color: var(--highlight);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

footer a:hover {
  color: var(--secondary);
  text-shadow: 0 0 10px rgba(37, 117, 252, 0.5);
}

/* Animations */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-8px); }
  40%, 60% { transform: translateX(8px); }
}

/* Confetti */
.confetti {
  position: fixed;
  width: 15px;
  height: 15px;
  background-color: var(--highlight);
  opacity: 0;
  z-index: 1000;
  animation: confetti-fall 3s ease-in-out forwards;
}

@keyframes confetti-fall {
  0% {
    transform: translateY(-100px) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(360deg);
    opacity: 0;
  }
}

/* Progress ring */
.progress-ring {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 20px auto;
}

.progress-ring__circle {
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  stroke-dasharray: 251;
  stroke-dashoffset: 251;
  transition: stroke-dashoffset 0.5s;
  stroke: var(--primary);
  stroke-width: 8;
  fill: transparent;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    margin: 1rem;
    padding: 1.5rem;
  }

  h1 {
    font-size: 2.2rem;
  }

  .question {
    font-size: 2.2rem;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .difficulty-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .question {
    font-size: 1.8rem;
  }

  input {
    font-size: 1.2rem;
    padding: 1rem;
  }

  .submit-btn {
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .stat-card {
    padding: 1rem 0.5rem;
  }

  .stat-value {
    font-size: 1.5rem;
  }
}

</style>

<h1>Heoster's Math Lab Pro</h1>

<div class="difficulty-selector">
  <button class="difficulty-btn active" data-difficulty="easy">
    <i class="fas fa-smile"></i> Easy
  </button>
  <button class="difficulty-btn" data-difficulty="medium">
    <i class="fas fa-meh"></i> Medium
  </button>
  <button class="difficulty-btn" data-difficulty="hard">
    <i class="fas fa-frown"></i> Hard
  </button>
</div>

<div class="timer-display" id="timerDisplay" style="display: none;">
  <svg class="progress-ring" width="100" height="100">
    <circle class="progress-ring__circle" r="40" cx="50" cy="50"/>
  </svg>
  <div id="timerValue">30</div>
</div>

<div class="question-container">
  <p class="question" id="question">5 + 7 = ?</p>
</div>

<div class="input-container">
  <input type="text" id="answer" placeholder="Your answer..." autocomplete="off" />
</div>

<button class="submit-btn" id="submitBtn">
  <i class="fas fa-calculator"></i> SOLVE
</button>

<div class="stats">
  <div class="stat-card">
    <p><i class="fas fa-check-circle"></i> Correct</p>
    <p class="stat-value" id="correct">0</p>
  </div>
  <div class="stat-card">
    <p><i class="fas fa-list-ol"></i> Total</p>
    <p class="stat-value" id="total">0</p>
  </div>
  <div class="stat-card">
    <p><i class="fas fa-bullseye"></i> Accuracy</p>
    <p class="stat-value" id="accuracy">0%</p>
  </div>
  <div class="stat-card">
    <p><i class="fas fa-fire"></i> Streak</p>
    <p class="stat-value" id="streak">0</p>
  </div>
</div>

Follow on Instagram | Heoster Math Lab Pro © 2025

<script> // DOM Elements const questionEl = document.getElementById('question'); const answerEl = document.getElementById('answer'); const correctEl = document.getElementById('correct'); const totalEl = document.getElementById('total'); const accuracyEl = document.getElementById('accuracy'); const streakEl = document.getElementById('streak'); const submitBtn = document.getElementById('submitBtn'); const difficultyBtns = document.querySelectorAll('.difficulty-btn'); const soundToggle = document.getElementById('soundToggle'); const timerToggle = document.getElementById('timerToggle'); const timerDisplay = document.getElementById('timerDisplay'); const timerValue = document.getElementById('timerValue'); const progressCircle = document.querySelector('.progress-ring__circle'); const correctSound = document.getElementById('correctSound'); const wrongSound = document.getElementById('wrongSound'); // Game state let stats = { correct: 0, total: 0, streak: 0, highScore: 0 }; let currentAnswer = 0; let difficulty = 'easy'; let isAnimating = false; let soundEnabled = true; let timerEnabled = false; let timeLeft = 30; let timerInterval; let circumference = 2 * Math.PI * 40; // Initialize generateQuestion(); answerEl.focus(); loadStats(); // Event Listeners submitBtn.addEventListener('click', checkAnswer); answerEl.addEventListener('keypress', (e) => { if (e.key === 'Enter') checkAnswer(); }); difficultyBtns.forEach(btn => { btn.addEventListener('click', () => { difficultyBtns.forEach(b => b.classList.remove('active')); btn.classList.add('active'); difficulty = btn.dataset.difficulty; generateQuestion(); }); }); soundToggle.addEventListener('click', toggleSound); timerToggle.addEventListener('click', toggleTimer); // Functions function generateQuestion() { if (isAnimating) return; let a, b; const op = Math.random() > 0.5 ? '+' : '-'; switch(difficulty) { case 'easy': a = Math.floor(Math.random() * 20) + 1; b = Math.floor(Math.random() * 20) + 1; break; case 'medium': a = Math.floor(Math.random() * 100) + 10; b = Math.floor(Math.random() * 100) + 10; break; case 'hard': a = Math.floor(Math.random() * 500) + 100; b = Math.floor(Math.random() * 500) + 100; break; } currentAnswer = op === '+' ? a + b : a - b; // Animation isAnimating = true; questionEl.classList.add('animate__animated', 'animate__fadeOut'); setTimeout(() => { questionEl.textContent = `${a} ${op} ${b} = ?`; questionEl.classList.remove('animate__fadeOut'); questionEl.classList.add('animate__fadeIn'); setTimeout(() => { questionEl.classList.remove('animate__fadeIn'); isAnimating = false; }, 500); }, 300); } function checkAnswer() { if (isAnimating) return; const userInput = answerEl.value.trim(); if (!userInput.match(/^-?\d+$/)) { answerEl.classList.add('animate__animated', 'animate__shakeX'); setTimeout(() => answerEl.classList.remove('animate__shakeX'), 500); return; } const userAns = parseInt(userInput); stats.total++; if (userAns === currentAnswer) { // Correct answer stats.correct++; stats.streak++; questionEl.style.color = 'var(--correct)'; questionEl.classList.add('animate__animated', 'animate__tada'); if (soundEnabled) { correctSound.currentTime = 0; correctSound.play(); } if (stats.streak > stats.highScore) { stats.highScore = stats.streak; } if (stats.streak % 5 === 0) { createConfetti(); } } else { // Wrong answer stats.streak = 0; questionEl.style.color = 'var(--wrong)'; questionEl.classList.add('animate__animated', 'animate__shakeX'); if (soundEnabled) { wrongSound.currentTime = 0; wrongSound.play(); } } updateStats(); setTimeout(() => { questionEl.style.color = ''; questionEl.classList.remove('animate__tada', 'animate__shakeX'); answerEl.value = ''; generateQuestion(); answerEl.focus(); }, 1000); } function updateStats() { correctEl.textContent = stats.correct; totalEl.textContent = stats.total; accuracyEl.textContent = stats.total > 0 ? `${Math.round((stats.correct / stats.total) * 100)}%` : '0%'; streakEl.textContent = stats.streak; // Pulse animation for streak if (stats.streak > 3) { streakEl.classList.add('animate__animated', 'animate__pulse'); setTimeout(() => { streakEl.classList.remove('animate__pulse'); }, 1000); } saveStats(); } function toggleSound() { soundEnabled = !soundEnabled; soundToggle.innerHTML = soundEnabled ? '' : ''; soundToggle.title = soundEnabled ? 'Sound: ON' : 'Sound: OFF'; } function toggleTimer() { timerEnabled = !timerEnabled; timerDisplay.style.display = timerEnabled ? 'block' : 'none'; timerToggle.innerHTML = timerEnabled ? '' : ''; timerToggle.title = timerEnabled ? 'Timer: ON' : 'Timer: OFF'; if (timerEnabled) { startTimer(); } else { clearInterval(timerInterval); } } function startTimer() { clearInterval(timerInterval); timeLeft = 30; updateTimerDisplay(); timerInterval = setInterval(() => { timeLeft--; updateTimerDisplay(); if (timeLeft <= 0) { clearInterval(timerInterval); alert(`Time's up! You solved ${stats.correct} problems with ${Math.round((stats.correct/stats.total)*100)}% accuracy!`); timerEnabled = false; timerDisplay.style.display = 'none'; timerToggle.innerHTML = ''; } }, 1000); } function updateTimerDisplay() { timerValue.textContent = timeLeft; const offset = circumference - (timeLeft / 30) * circumference; progressCircle.style.strokeDashoffset = offset; } function createConfetti() { for (let i = 0; i < 50; i++) { const confetti = document.createElement('div'); confetti.classList.add('confetti'); confetti.style.left = `${Math.random() * 100}vw`; confetti.style.backgroundColor = `hsl(${Math.random() * 360}, 100%, 50%)`; confetti.style.width = `${Math.random() * 10 + 5}px`; confetti.style.height = `${Math.random() * 10 + 5}px`; confetti.style.animationDuration = `${Math.random() * 2 + 1}s`; confetti.style.animationDelay = `${Math.random() * 0.5}s`; document.body.appendChild(confetti); setTimeout(() => confetti.remove(), 3000); } } function saveStats() { localStorage.setItem('mathLabStats', JSON.stringify(stats)); } function loadStats() { const savedStats = localStorage.getItem('mathLabStats'); if (savedStats) { stats = JSON.parse(savedStats); updateStats(); } } </script>