/* VaultCracker Advanced Styles */
.vault-game-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0a0d12 0%, #111620 100%);
    padding: 20px;
}

#vault-canvas {
    display: block;
    margin: 0 auto 20px auto;
    border-radius: 12px;
    background: #000;
    box-shadow: 0 0 30px rgba(0, 255, 65, 0.3),
                0 0 60px rgba(0, 255, 65, 0.1);
}

.keypad-overlay {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.keypad-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding: 20px;
    background: rgba(17, 22, 32, 0.8);
    border-radius: 16px;
    border: 2px solid #30363d;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.key-btn {
    background: linear-gradient(145deg, #21262d, #1c2128);
    border: 2px solid #30363d;
    border-radius: 12px;
    color: #e6edf3;
    font-size: 28px;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    user-select: none;
}

.key-btn:hover {
    background: linear-gradient(145deg, #2d333a, #24292f);
    border-color: #00d9ff;
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.4),
                0 4px 8px rgba(0, 0, 0, 0.5);
    transform: translateY(-2px);
}

.key-btn:active {
    background: #00ff41;
    border-color: #00ff41;
    color: #000;
    transform: translateY(0);
    box-shadow: 0 0 20px rgba(0, 255, 65, 0.8),
                0 2px 4px rgba(0, 0, 0, 0.5);
}

.key-delete {
    background: linear-gradient(145deg, #3d1f1f, #2d1717);
    border-color: #ff0040;
}

.key-delete:hover {
    background: linear-gradient(145deg, #4d2626, #3d1c1c);
    border-color: #ff0040;
    box-shadow: 0 0 15px rgba(255, 0, 64, 0.4);
}

.key-delete:active {
    background: #ff0040;
    color: #fff;
}

.key-enter {
    background: linear-gradient(145deg, #1f3d1f, #173017);
    border-color: #00ff41;
}

.key-enter:hover {
    background: linear-gradient(145deg, #265026, #1c3d1c);
    border-color: #00ff41;
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.4);
}

.key-enter:active {
    background: #00ff41;
    color: #000;
}

/* Mobile responsive */
@media (max-width: 768px) {
    #vault-canvas {
        width: 100%;
        max-width: 100%;
        height: auto;
    }

    .keypad-grid {
        gap: 8px;
        padding: 15px;
    }

    .key-btn {
        font-size: 24px;
        padding: 16px;
    }
}

/* Glow animation */
@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 255, 65, 0.3),
                    0 0 40px rgba(0, 255, 65, 0.1);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 255, 65, 0.5),
                    0 0 60px rgba(0, 255, 65, 0.2);
    }
}

#vault-canvas {
    animation: glow-pulse 2s ease-in-out infinite;
}