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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    max-width: 1000px;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    color: #333;
    font-size: 2.5em;
    margin-bottom: 10px;
}

.subtitle {
    color: #666;
    font-size: 1.1em;
}

.game-menu {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.game-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 15px;
    padding: 30px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.game-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.game-card .emoji {
    font-size: 3em;
}

.game-card .game-name {
    color: white;
    font-size: 1.2em;
    font-weight: bold;
}

#game-container {
    min-height: 400px;
    display: none;
}

#game-container.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.back-btn {
    text-align: center;
    margin-top: 30px;
}

.back-btn button {
    background: #f0f0f0;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1em;
    transition: all 0.3s ease;
}

.back-btn button:hover {
    background: #e0e0e0;
    transform: scale(1.05);
}

/* Game Styles */
.game-header {
    text-align: center;
    margin-bottom: 20px;
}

.game-stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 20px;
    background: #f8f9fa;
    padding: 15px;
    border-radius: 10px;
}

.stat-item {
    text-align: center;
}

.stat-item span {
    display: block;
    font-size: 2em;
    font-weight: bold;
    color: #667eea;
}

.stat-item label {
    color: #666;
    font-size: 0.9em;
}

.game-start-btn {
    display: block;
    margin: 20px auto;
    padding: 15px 50px;
    font-size: 1.2em;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.game-start-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.5);
}

/* Whack-a-Mole Styles */
.mole-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    max-width: 400px;
    margin: 0 auto;
}

.mole-hole {
    aspect-ratio: 1;
    background: linear-gradient(135deg, #8B4513 0%, #654321 100%);
    border-radius: 50%;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 10px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.1s ease;
}

.mole-hole:active {
    transform: scale(0.95);
}

.mole {
    position: absolute;
    bottom: -100%;
    left: 50%;
    transform: translateX(-50%);
    font-size: 3em;
    transition: bottom 0.2s ease;
}

.mole.up {
    bottom: 10%;
}

/* Number Guess Styles */
.guess-container {
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
}

.guess-input {
    width: 150px;
    padding: 15px;
    font-size: 1.5em;
    text-align: center;
    border: 3px solid #667eea;
    border-radius: 10px;
    margin: 20px 0;
}

.guess-message {
    font-size: 1.2em;
    margin: 20px 0;
    min-height: 30px;
}

.guess-history {
    margin-top: 20px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    text-align: left;
}

.guess-history h3 {
    margin-bottom: 10px;
    color: #333;
}

.guess-history p {
    margin: 5px 0;
    color: #666;
}

/* Memory Match Styles */
.memory-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}

.memory-card {
    aspect-ratio: 1;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5em;
    transition: all 0.3s ease;
    transform-style: preserve-3d;
}

.memory-card:hover {
    transform: scale(1.05);
}

.memory-card.flipped {
    background: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.memory-card.matched {
    opacity: 0.5;
    cursor: default;
}

/* Breakout Styles */
.breakout-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#breakout-canvas {
    border: 3px solid #667eea;
    border-radius: 10px;
    background: #1a1a2e;
}

.breakout-controls {
    margin-top: 20px;
    text-align: center;
    color: #666;
}

.breakout-controls p {
    margin: 5px 0;
}