/* D1F Algorithm Performance Showdown Styles */

.d1f-alg-comparison-section {
    background: var(--bg-primary) !important;
    padding: 35px 0;
    padding-bottom: 45px;
    position: relative;
    overflow: hidden;
}

.d1f-alg-comparison-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(147, 51, 234, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.d1f-alg-comparison-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.d1f-alg-comparison-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    text-align: center;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 50%, #cbd5e1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.d1f-alg-comparison-legend {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 50px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.d1f-alg-comparison-legend-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    transition: all 0.3s ease;
    font-weight: 500;
    color: #ffffff;
}

.d1f-alg-comparison-legend-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.d1f-alg-comparison-legend-emoji {
    font-size: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.d1f-alg-comparison-legend-item span {
    font-size: 0.95rem;
    white-space: nowrap;
}

.d1f-alg-comparison-chart-container {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 40px;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.d1f-alg-comparison-chart-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, transparent 50%, rgba(255, 255, 255, 0.01) 100%);
    pointer-events: none;
}

.d1f-alg-comparison-chart-container canvas {
    position: relative;
    z-index: 1;
    filter: contrast(1.1) brightness(1.05);
}

/* Responsive Design */
@media (max-width: 768px) {
    .d1f-alg-comparison-section {
        padding: 80px 0;
    }
    
    .d1f-alg-comparison-container {
        padding: 0 15px;
    }
    
    .d1f-alg-comparison-title {
        margin-bottom: 40px;
    }
    
    .d1f-alg-comparison-legend {
        gap: 15px;
        padding: 20px;
        margin-bottom: 30px;
    }
    
    .d1f-alg-comparison-legend-item {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
    
    .d1f-alg-comparison-chart-container {
        padding: 25px 20px;
    }
}

@media (max-width: 480px) {
    .d1f-alg-comparison-legend {
        flex-direction: column;
        align-items: stretch;
    }
    
    .d1f-alg-comparison-legend-item {
        justify-content: center;
    }
    
    .d1f-alg-comparison-chart-container {
        padding: 20px 15px;
    }
}

/* Animation for smooth entrance */
@keyframes d1f-alg-fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.d1f-alg-comparison-section * {
    animation: d1f-alg-fadeInUp 0.6s ease-out;
}

.d1f-alg-comparison-legend-item:nth-child(1) { animation-delay: 0.1s; }
.d1f-alg-comparison-legend-item:nth-child(2) { animation-delay: 0.2s; }
.d1f-alg-comparison-legend-item:nth-child(3) { animation-delay: 0.3s; }
.d1f-alg-comparison-legend-item:nth-child(4) { animation-delay: 0.4s; }
.d1f-alg-comparison-chart-container { animation-delay: 0.5s; }

/* Enhanced visual effects */
.d1f-alg-comparison-section {
    background-attachment: fixed;
}

.d1f-alg-comparison-title {
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.1));
}

.d1f-alg-comparison-legend-item strong {
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Interactive Legend Styles */
.d1f-alg-legend-clickable {
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease;
}

.d1f-alg-legend-clickable:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.d1f-alg-legend-hidden {
    opacity: 0.4;
    filter: grayscale(70%);
}

.d1f-alg-legend-visible {
    opacity: 1;
    filter: grayscale(0%);
}

.d1f-alg-legend-hidden:hover {
    opacity: 0.6;
}

/* Chart Container Enhancements */
.d1f-alg-comparison-chart-container {
    min-height: 500px;
}

@media (max-width: 768px) {
    .d1f-alg-comparison-chart-container {
        min-height: 400px;
    }
}

@media (max-width: 480px) {
    .d1f-alg-comparison-chart-container {
        min-height: 350px;
    }
}