/**
 * Formula Hover Styles - Principia Metaphysica
 * Copyright (c) 2025 Andrew Keith Watts. All rights reserved.
 *
 * Centralized styling for interactive formula tooltips
 */

/* Formula hover elements */
.formula-hover {
    position: relative;
    cursor: help;
    border-bottom: 1px dotted rgba(139, 127, 255, 0.5);
    transition: all 0.2s ease;
}

.formula-hover:hover {
    color: var(--accent-primary, #8b7fff);
    border-bottom-color: var(--accent-primary, #8b7fff);
}

/* Enhanced tooltip for formulas */
[data-formula-id] {
    position: relative;
}

[data-formula-id]:hover::after {
    content: attr(title);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: rgba(var(--color-bg-card-rgb, 26, 31, 58), 0.98);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    color: var(--text-primary, #f8f9fa);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(139, 127, 255, 0.4);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    font-size: 0.9rem;
    line-height: 1.4;
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    animation: tooltipFadeIn 0.2s ease;
}

[data-formula-id]:hover::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-2px);
    border: 6px solid transparent;
    border-top-color: rgba(139, 127, 255, 0.4);
    z-index: 999;
    pointer-events: none;
    animation: tooltipFadeIn 0.2s ease;
}

@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(-8px);
    }
}

/* Formula elements in equations */
.equation-box .formula-hover {
    border-bottom-style: solid;
    border-bottom-width: 2px;
}

/* Color variants for different formula categories */
[data-formula-id][data-category="scales"]:hover {
    color: #51cf66;
    border-bottom-color: #51cf66;
}

[data-formula-id][data-category="cosmology"]:hover {
    color: #4facfe;
    border-bottom-color: #4facfe;
}

[data-formula-id][data-category="neutrinos"]:hover {
    color: #ff7eb6;
    border-bottom-color: #ff7eb6;
}

[data-formula-id][data-category="predictions"]:hover {
    color: #ffd43b;
    border-bottom-color: #ffd43b;
}

[data-formula-id][data-category="topology"]:hover {
    color: #8b7fff;
    border-bottom-color: #8b7fff;
}

/* Validated formulas get checkmark */
[data-formula-id][data-validated="true"]::after {
    content: attr(title) " ✓";
}

/* Exact matches get special styling */
[data-formula-id][data-exact-match="true"] {
    border-bottom-width: 2px;
    font-weight: 600;
}

[data-formula-id][data-exact-match="true"]::after {
    content: attr(title) " ✓ EXACT";
    background: linear-gradient(135deg, rgba(81, 207, 102, 0.15), rgba(79, 172, 254, 0.1));
    border-color: rgba(81, 207, 102, 0.6);
}

/* Predictions (not yet validated) */
[data-formula-id][data-prediction="true"]::after {
    content: attr(title) " [PREDICTION]";
    background: linear-gradient(135deg, rgba(255, 212, 59, 0.15), rgba(255, 126, 182, 0.1));
    border-color: rgba(255, 212, 59, 0.6);
}