/* Flood Fill - Algorithm-specific styles */

/* Grid styling */
.grid-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.grid {
    display: inline-grid;
    gap: 3px;
    background: #333;
    padding: 3px;
    border-radius: 8px;
}

.grid-cell {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 20px;
    border-radius: 4px;
    transition: all 0.2s ease;
    cursor: default;
    border: 2px solid transparent;
}

/* Color palette for values 0-9 */
.grid-cell.color-0 { background: #2a2a4a; color: #8888ff; }
.grid-cell.color-1 { background: #2a4a2a; color: #88ff88; }
.grid-cell.color-2 { background: #4a2a2a; color: #ff8888; }
.grid-cell.color-3 { background: #4a4a2a; color: #ffff88; }
.grid-cell.color-4 { background: #2a4a4a; color: #88ffff; }
.grid-cell.color-5 { background: #4a2a4a; color: #ff88ff; }
.grid-cell.color-6 { background: #3a3a3a; color: #ffffff; }
.grid-cell.color-7 { background: #4a3a2a; color: #ffcc88; }
.grid-cell.color-8 { background: #2a3a4a; color: #88ccff; }
.grid-cell.color-9 { background: #3a4a3a; color: #aaffaa; }

/* Cell states */
.grid-cell.current {
    border-color: #ff79c6;
    box-shadow: 0 0 15px rgba(255, 121, 198, 0.6);
    animation: pulse 0.5s ease infinite;
}

.grid-cell.in-queue {
    border-color: #bd93f9;
    box-shadow: 0 0 10px rgba(189, 147, 249, 0.4);
}

.grid-cell.filled {
    animation: fillPop 0.3s ease;
}

.grid-cell.start-cell {
    border-color: #00d9ff;
    box-shadow: 0 0 10px rgba(0, 217, 255, 0.5);
}

/* Queue display */
.queue-display {
    margin: 20px 0;
}

.queue {
    min-height: 50px;
    background: #2a2a4a;
    border-radius: 8px;
    padding: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.queue-item {
    background: #3a3a5a;
    border: 1px solid #5a5a7a;
    color: #bd93f9;
    padding: 6px 10px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    animation: fadeIn 0.2s ease;
}

.empty-text {
    color: #666;
}

/* Info panel layout */
.info-panel {
    grid-template-columns: repeat(4, 1fr);
}

/* Legend colors */
.legend-color.original-legend {
    background: #2a4a2a;
    border-color: #88ff88;
}

.legend-color.new-legend {
    background: #4a2a2a;
    border-color: #ff8888;
}

.legend-color.current-legend {
    background: #5a2a4a;
    border-color: #ff79c6;
}

.legend-color.queue-legend {
    background: #3a2a4a;
    border-color: #bd93f9;
}

/* Animations */
@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 10px rgba(255, 121, 198, 0.4);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 121, 198, 0.8);
    }
}

@keyframes fillPop {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .info-panel {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-cell {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}