/* Top Performers Analytics Styles */

/* Utility classes for text truncation */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Top Performers Container */
.top-performers-container {
    position: relative;
}

/* Performance Cards */
.performance-card {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.performance-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.performance-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.performance-card:hover::before {
    opacity: 1;
}

/* Rank badges */
.rank-badge {
    position: relative;
    z-index: 10;
}

.rank-badge.rank-1 {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #92400e;
    box-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}

.rank-badge.rank-2 {
    background: linear-gradient(135deg, #c0c0c0, #e5e7eb);
    color: #374151;
    box-shadow: 0 2px 8px rgba(192, 192, 192, 0.3);
}

.rank-badge.rank-3 {
    background: linear-gradient(135deg, #cd7f32, #d97706);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(205, 127, 50, 0.3);
}

/* Algorithm comparison cards */
.algorithm-comparison-card {
    transition: all 0.2s ease;
    border-left: 4px solid transparent;
}

.algorithm-comparison-card:hover {
    border-left-color: #3b82f6;
    background-color: #f8fafc;
}

/* Variance indicators */
.variance-high {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border-color: #fca5a5;
}

.variance-medium {
    background: linear-gradient(135deg, #fffbeb, #fef3c7);
    border-color: #fcd34d;
}

.variance-low {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border-color: #86efac;
}

/* Cross-parameter excellence cards */
.excellence-card {
    background: linear-gradient(135deg, #faf5ff, #f3e8ff);
    border: 2px solid #e9d5ff;
    position: relative;
    overflow: hidden;
}

.excellence-card::after {
    content: '★';
    position: absolute;
    top: 8px;
    right: 8px;
    color: #a855f7;
    font-size: 1.2rem;
    opacity: 0.6;
}

.excellence-card:hover::after {
    opacity: 1;
    transform: scale(1.1);
    transition: all 0.2s ease;
}

/* Tooltips */
.tooltip {
    z-index: 50;
    backdrop-filter: blur(8px);
    animation: tooltipFadeIn 0.2s ease-out;
}

@keyframes tooltipFadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading states */
.loading-shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Interactive elements */
.interactive-select {
    transition: all 0.2s ease;
}

.interactive-select:focus {
    ring-width: 2px;
    ring-color: #3b82f6;
    ring-opacity: 0.5;
    border-color: #3b82f6;
    outline: none;
}

.interactive-select:hover {
    border-color: #6b7280;
}

/* Performance metrics */
.metric-positive {
    color: #059669;
}

.metric-negative {
    color: #dc2626;
}

.metric-neutral {
    color: #6b7280;
}

/* Responsive grid adjustments */
@media (max-width: 640px) {
    .performance-card {
        margin-bottom: 1rem;
    }
    
    .algorithm-comparison-card {
        margin-bottom: 0.75rem;
    }
    
    .excellence-card {
        margin-bottom: 1rem;
    }
}

@media (min-width: 641px) and (max-width: 1024px) {
    .performance-grid-tablet {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1025px) {
    .performance-grid-desktop {
        grid-template-columns: repeat(5, 1fr);
    }
    
    .comparison-grid-desktop {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Animation for parameter switching */
.parameter-container {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.parameter-container.hidden {
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
}

.parameter-container.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Error states */
.error-state {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    border: 1px solid #fca5a5;
}

.error-icon {
    color: #ef4444;
}

/* Success states */
.success-state {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 1px solid #86efac;
}

/* Focus states for accessibility */
.performance-card:focus,
.algorithm-comparison-card:focus,
.excellence-card:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .top-performers-container {
        break-inside: avoid;
    }
    
    .performance-card,
    .algorithm-comparison-card,
    .excellence-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #e5e7eb;
    }
    
    .tooltip {
        display: none;
    }
}