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

body {
    font-family: 'Arial', sans-serif;
    background-color: #fff8e1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    color: #333;
    margin: 0;
    padding: 10px;
    box-sizing: border-box;
}

#game-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 15px;
    max-width: 900px;
    width: 100%;
    max-height: 95vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

#game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding: 8px;
    background: linear-gradient(135deg, #4CAF50, #45a049);
    border-radius: 15px;
    color: white;
    font-weight: bold;
    flex-shrink: 0;
}

#lives-container, #score-container, #level-container {
    display: flex;
    align-items: center;
    gap: 5px;
}

#lives {
    font-size: 1.2em;
}

#word-display {
    text-align: center;
    margin-bottom: 10px;
    padding: 10px;
    background: linear-gradient(135deg, #FF9800, #F57C00);
    border-radius: 15px;
    color: white;
    flex-shrink: 0;
}

#current-word {
    font-size: clamp(1.5em, 4vw, 2.5em);
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 2px;
    line-height: 1.2;
}

#timer-container {
    margin-bottom: 10px;
    flex-shrink: 0;
}

#timer-bar {
    width: 100%;
    height: 20px;
    background-color: #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid #333;
}

#timer-fill {
    height: 100%;
    background: linear-gradient(90deg, #4CAF50, #FF9800, #f44336);
    width: 100%;
    transition: width 0.1s linear;
}

#gameCanvas {
    display: block;
    margin: 0 auto;
    border: 3px solid #4CAF50;
    border-radius: 15px;
    background-color: #f0f8f0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    flex: 1;
    max-height: 60vh;
    width: 100%;
    height: auto;
    object-fit: contain;
}

#controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 10px;
    flex-shrink: 0;
}

button {
    padding: 12px 24px;
    font-size: 1.1em;
    font-weight: bold;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#start-btn {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
}

#start-btn:hover {
    background: linear-gradient(135deg, #45a049, #4CAF50);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.4);
}

#pause-btn {
    background: linear-gradient(135deg, #FF9800, #F57C00);
    color: white;
}

#pause-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #F57C00, #FF9800);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 152, 0, 0.4);
}

#pause-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Modal Styles */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 3000;
    overflow-y: auto; /* allow scrolling if content taller than viewport */
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 90%;
    text-align: center;
    max-height: 85vh; /* keep within viewport height */
    overflow-y: auto; /* scroll contents if needed */
    -webkit-overflow-scrolling: touch; /* smooth iOS scrolling */
}

.modal-content h2 {
    color: #4CAF50;
    margin-bottom: 20px;
    font-size: 2em;
}

.modal-content h3 {
    color: #FF9800;
    margin: 20px 0 10px 0;
}

.instructions {
    text-align: left;
    margin: 20px 0;
}

.instructions p {
    margin: 10px 0;
    font-size: 1.1em;
    line-height: 1.5;
}

#high-score-form {
    margin: 20px 0;
}

#high-score-form label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
    color: #333;
}

#player-name {
    width: 100%;
    padding: 12px;
    border: 2px solid #4CAF50;
    border-radius: 10px;
    font-size: 1.1em;
    margin-bottom: 15px;
}

#player-name:focus {
    outline: none;
    border-color: #FF9800;
    box-shadow: 0 0 10px rgba(255, 152, 0, 0.3);
}

#save-score-btn, #play-again-btn, #start-game-btn {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    margin: 10px;
}

#save-score-btn:hover, #play-again-btn:hover, #start-game-btn:hover {
    background: linear-gradient(135deg, #45a049, #4CAF50);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.4);
}

#high-scores {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

#high-scores li {
    padding: 10px;
    margin: 5px 0;
    background: linear-gradient(135deg, #f0f8f0, #e8f5e8);
    border-radius: 10px;
    border-left: 4px solid #4CAF50;
    font-weight: bold;
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 5px;
    }
    
    #game-container {
        padding: 10px;
        margin: 5px;
        max-height: 98vh;
    }
    
    #game-header {
        flex-direction: column;
        gap: 5px;
        text-align: center;
        font-size: 0.9em;
    }
    
    #current-word {
        font-size: clamp(1.2em, 6vw, 2em);
    }
    
    #gameCanvas {
        max-height: 50vh;
    }
    
    #controls {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    button {
        width: 150px;
        padding: 10px 20px;
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    #game-container {
        padding: 8px;
        margin: 2px;
    }
    
    #game-header {
        font-size: 0.8em;
        padding: 6px;
    }
    
    #current-word {
        font-size: clamp(1em, 8vw, 1.5em);
    }
    
    #gameCanvas {
        max-height: 45vh;
    }
    
    button {
        width: 120px;
        padding: 8px 16px;
        font-size: 0.9em;
    }
}

@media (max-height: 600px) {
    #game-container {
        max-height: 98vh;
    }
    
    #game-header {
        margin-bottom: 5px;
        padding: 5px;
    }
    
    #word-display {
        margin-bottom: 5px;
        padding: 5px;
    }
    
    #current-word {
        font-size: clamp(1em, 4vh, 1.8em);
    }
    
    #timer-container {
        margin-bottom: 5px;
    }
    
    #gameCanvas {
        max-height: 55vh;
    }
    
    #controls {
        margin-top: 5px;
    }
}

/* Animation for word display */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

#current-word {
    animation: pulse 2s infinite;
}

/* Game over animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s ease-in-out;
} 

/* Mobile Touch Controls */
#touch-controls {
	display: none;
	position: fixed;
	left: 50%;
	transform: translateX(-50%);
	bottom: env(safe-area-inset-bottom, 10px);
	z-index: 1100;
	grid-template-areas:
		". up ."
		"left . right"
		". down .";
	grid-template-columns: 64px 64px 64px;
	grid-row-gap: 10px;
	grid-column-gap: 20px;
}

.touch-btn {
	width: 64px;
	height: 64px;
	border-radius: 50%;
	border: 2px solid #4CAF50;
	background: white;
	color: #4CAF50;
	font-size: 24px;
	font-weight: bold;
	box-shadow: 0 6px 16px rgba(0,0,0,0.15);
	user-select: none;
}

.touch-btn:active {
	transform: scale(0.98);
	background: #e8f5e9;
}

#btn-up { grid-area: up; }
#btn-left { grid-area: left; }
#btn-right { grid-area: right; }
#btn-down { grid-area: down; }

@media (max-width: 768px) {
	#touch-controls { display: grid; right: 10px; left: auto; transform: none; }
	#controls {
		position: fixed;
		left: 10px;
		bottom: calc(env(safe-area-inset-bottom, 10px) + 10px);
		z-index: 2001;
		flex-direction: column;
		align-items: stretch;
		gap: 8px;
		margin: 0; /* override earlier mobile margin-bottom */
		width: 140px;
	}
} 

/* Hide touch controls when any modal is visible */
.modal:not(.hidden) ~ #touch-controls { display: none !important; } 

#controls {
	position: relative;
	z-index: 2001;
}

@media (max-width: 768px) {
	#controls { margin-bottom: 140px; }
} 

#touch-controls { pointer-events: none; }
.touch-btn { pointer-events: auto; }