/* Longest Palindromic Substring - Algorithm-specific styles */

/* Character box states */
.char-box.in-range {
    border-color: #00d9ff;
    background: #1a2a3a;
}

.char-box.palindrome {
    border-color: #00ff88;
    background: #1a3a2a;
    animation: pulse 0.5s ease;
}

.char-box.longest {
    border-color: #ff79c6;
    background: #3a1a3a;
    box-shadow: 0 0 10px rgba(255, 121, 198, 0.5);
}

.char-box.checking {
    border-color: #ffaa00;
    background: #3a3a2a;
}

/* Substring display */
.substring-display {
    text-align: center;
    margin: 20px 0;
}

.substring-box {
    display: inline-block;
    padding: 15px 30px;
    background: #2a2a4a;
    border: 2px solid #444;
    border-radius: 8px;
    font-size: 24px;
    font-weight: bold;
    font-family: 'Courier New', monospace;
    letter-spacing: 4px;
    margin-bottom: 10px;
    min-width: 100px;
    transition: all 0.3s ease;
}

.substring-box.is-palindrome {
    border-color: #00ff88;
    background: #1a3a2a;
}

.substring-box.not-palindrome {
    border-color: #ff4444;
    background: #3a1a1a;
}

.palindrome-check {
    font-size: 14px;
    color: #888;
    margin-top: 10px;
}

.palindrome-check.yes {
    color: #00ff88;
}

.palindrome-check.no {
    color: #ff4444;
}

/* Found palindromes list */
.found-palindromes {
    margin: 20px 0;
}

.palindrome-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    min-height: 40px;
}

.palindrome-item {
    background: #1a3a2a;
    border: 1px solid #00ff88;
    padding: 8px 15px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    animation: fadeIn 0.3s ease;
}

.palindrome-item.longest {
    background: #3a1a3a;
    border-color: #ff79c6;
    box-shadow: 0 0 10px rgba(255, 121, 198, 0.3);
}

.empty-text {
    color: #666;
}

/* Legend colors */
.legend-color.in-range {
    border-color: #00d9ff;
    background: #1a2a3a;
}

.legend-color.palindrome {
    border-color: #00ff88;
    background: #1a3a2a;
}

.legend-color.longest {
    border-color: #ff79c6;
    background: #3a1a3a;
}

/* Info box for longest */
.info-box.longest-box {
    border: 1px solid #ff79c6;
}

.info-box.longest-box h3 {
    color: #ff79c6;
}

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

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

/* Pulse animation for palindrome found */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}