body {
    margin: 0;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0e14, #1a1f29);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: 'Orbitron', 'Arial', sans-serif;
    color: #ecf0f1;
}

.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
    transition: opacity 0.5s ease;
}

.hidden {
    display: none;
    opacity: 0;
    pointer-events: none;
}

/* Menu Screen */
.menu-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgba(10, 15, 25, 0.85);
    padding: 40px;
    border-radius: 15px;
    border: 3px solid rgba(52, 152, 219, 0.3);
    box-shadow: 0 0 50px rgba(52, 152, 219, 0.2), 
                inset 0 0 20px rgba(52, 152, 219, 0.1);
    backdrop-filter: blur(10px);
    animation: glow 3s ease-in-out infinite alternate;
    position: relative;
}


.game-title {
    font-size: 64px;
    margin-bottom: 40px;
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(52, 152, 219, 0.2),
                 0 0 40px rgba(52, 152, 219, 0.1);
    background: linear-gradient(to right, #2ecc71, #3498db, #e74c3c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.menu-options {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 250px;
}

.menu-button  {
    padding: 15px 25px;
    background: linear-gradient(to bottom, #2c3e50, #1a252f);
    color: #ecf0f1;
    border: 2px solid #3498db;
    border-radius: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4),
                inset 0 1px 1px rgba(255, 255, 255, 0.1);
    margin-bottom: 10px; /* Adjust this value to move them up */
}
.game-button{
    padding: 15px 25px;
    background: linear-gradient(to bottom, #2c3e50, #1a252f);
    color: #ecf0f1;
    border: 2px solid #3498db;
    border-radius: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4),
                inset 0 1px 1px rgba(255, 255, 255, 0.1);
    margin-bottom: 89px; /* Adjust this value to move them up */
}
.menu-button:hover, .game-button:hover {
    background: linear-gradient(to bottom, #3498db, #2980b9);
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
}

.menu-button:active, .game-button:active {
    transform: translateY(0);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

.controls-container {
    background-color: rgba(10, 15, 25, 0.85);
    padding: 30px 40px;
    border-radius: 15px;
    border: 3px solid rgba(52, 152, 219, 0.3);
    box-shadow: 0 0 30px rgba(52, 152, 219, 0.2);
    backdrop-filter: blur(10px);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 600px;
}
.player-controls:nth-child(2) { /* Targets the second .player-controls div (RED TANK) */
    margin-left: 200px; /* Adjust this value to move it further right */
}
.screen-title {
    font-size: 36px;
    margin-bottom: 30px;
    letter-spacing: 3px;
    text-shadow: 0 0 15px rgba(52, 152, 219, 0.5);
}

.controls-grid {
    display: flex;
    justify-content: space-between;
    width: 100%;
    margin-bottom: 30px;
}

.player-controls {
    width: 48%;
}

.player-title {
    text-align: center;
    font-size: 22px;
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.green-text {
    color: #2ecc71;
    text-shadow: 0 0 10px rgba(46, 204, 113, 0.5);
}

.red-text {
    color: #e74c3c;
    text-shadow: 0 0 10px rgba(231, 76, 60, 0.5);
}

.controls-list {
    list-style-type: none;
    padding: 0;
}

.controls-list li {
    margin-bottom: 10px;
    font-size: 16px;
    display: flex;
    align-items: center;
}

.key {
    display: inline-block;
    background: linear-gradient(to bottom, #34495e, #2c3e50);
    border: 2px solid #3498db;
    padding: 4px 8px;
    margin-right: 15px;
    border-radius: 6px;
    min-width: 30px;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4),
                inset 0 1px 1px rgba(255, 255, 255, 0.1);
}

/* Game Screen */
.game-container {
    position: absolute;
    top: 23%; /* This positions the container 70% from the bottom */
    left: 50%;
    transform: translateX(-50%);
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.5));
    text-align: center; /* Center the canvas */
}

canvas {
    display: block;
    background-color: #1a1f29;
    border: 4px solid #34495e;
    box-shadow: 0 0 30px rgba(52, 152, 219, 0.3),
                inset 0 0 20px rgba(0, 0, 0, 0.6);
    border-radius: 12px;
    transition: all 0.3s ease;
}

#health-bars-container {
    position: absolute;
    top: -110px; /* Reduced top value to move them up */
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-around;
    padding: 0 10px;
    width: 100%;
    box-sizing: border-box;
    z-index: 20;
}

.health-bar-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px;
    border: 3px solid #34495e;
    border-radius: 12px;
    background-color: rgba(10, 15, 25, 0.85);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.4);
    width: 45%;
    backdrop-filter: blur(5px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.health-bar-container:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
}

.health-bar-label {
    margin-bottom: 8px;
    font-weight: bold;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
    letter-spacing: 1px;
    font-size: 16px;
}

.health-bar-wrapper {
    width: 100%;
    height: 30px;
    background-color: #1a1f29;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid #34495e;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.health-bar {
    height: 100%;
    border-radius: 6px;
    transition: width 0.4s cubic-bezier(0.19, 1, 0.22, 1);
    background-image: linear-gradient(to right, rgba(255,255,255,0.1), rgba(255,255,255,0.2));
    position: relative;
    overflow: hidden;
}

.health-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: healthBarShine 1.5s infinite;
}

#tank1-health {
    background-color: #2ecc71;
}

#tank2-health {
    background-color: #e74c3c;
}

#game-message {
    position: absolute;
    top: 20%; /* Your desired top position */
    left: 50%; /* Place the left edge at the center of the parent */
    transform: translateX(-50%); /* Shift the element left by half its width */
    font-size: 46px;
    font-weight: bold;
    text-shadow: 0 0 15px rgba(52, 152, 219, 0.7);
    background-color: rgba(0, 0, 0, 0.85);
    padding: 25px 40px;
    border-radius: 15px;
    display: none;
    border: 3px solid rgba(52, 152, 219, 0.3);
    letter-spacing: 3px;
    box-shadow: 0 0 30px rgba(52, 152, 219, 0.3);
    text-align: center;
}

#game-buttons {
    position: absolute;
    bottom: 22%; /* Adjust this percentage as needed */
    left: 50%;
    transform: translateX(-50%);
    display: none;
    flex-direction: row;
    gap: 20px;
    z-index: 100;
}




/* Animations */
@keyframes messageAppear {
    0% {
        opacity: 0;
        transform: translate(-50%, -40%);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

@keyframes explosionPulse {
    0% {
        opacity: 0;
        transform: scale(0.2);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.8;
        transform: scale(1.2);
    }
}

@keyframes healthBarShine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

@keyframes glow {
    0% {
        box-shadow: 0 0 20px rgba(52, 152, 219, 0.2), 
                    inset 0 0 10px rgba(52, 152, 219, 0.1);
    }
    100% {
        box-shadow: 0 0 40px rgba(52, 152, 219, 0.4), 
                    inset 0 0 20px rgba(52, 152, 219, 0.2);
    }
}

/* Background pattern */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(52, 152, 219, 0.05) 1%, transparent 2%),
        radial-gradient(circle at 75% 75%, rgba(52, 152, 219, 0.05) 1%, transparent 2%);
    background-size: 50px 50px;
    pointer-events: none;
    opacity: 0.5;
}

/* Media Queries */
@media (max-width: 768px) {
    .controls-container {
        min-width: auto;
        width: 90%;
        padding: 20px;
        
    }
    
    .controls-grid {
        flex-direction: column;
    }
    
    .player-controls {
        width: 100%;
        margin-bottom: 20px;
    }
    
    .game-title {
        font-size: 42px;
    }
    
    #health-bars-container {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .health-bar-container {
        width: 90%;
    }
}