.tool-charts-section {
    width: 100%;
    margin-top: 2rem;
    padding: 2rem 0;
    animation: tc-fadeIn 0.8s ease-out;
}

@keyframes tc-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tool-charts-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-main, #e2e8f0);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(127, 90, 240, 0.2);
}

.tool-charts-title i {
    color: var(--accent-color, #7f5af0);
    font-size: 1.1rem;
}

[data-theme="light"] .tool-charts-title {
    color: var(--text-main, #1a1a2e);
}

.tool-charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    perspective: 1200px;
}

.tool-chart-card {
    position: relative;
    overflow: hidden;
    padding: 1rem;
    display: grid;
    place-items: center;

    
    background: rgba(30, 30, 50, 0.5);
    backdrop-filter: blur(12px) saturate(140%);
    -webkit-backdrop-filter: blur(12px) saturate(140%);
    border: 1px solid rgba(127, 90, 240, 0.15);

    
    box-shadow:
        5px 5px 15px rgba(0, 0, 0, 0.3),
        -5px -5px 15px rgba(255, 255, 255, 0.03),
        inset 0 0 30px rgba(127, 90, 240, 0.03);

    transition:
        transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275),
        box-shadow 0.4s ease,
        border-color 0.4s ease;
}

[data-theme="light"] .tool-chart-card {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(127, 90, 240, 0.12);
    box-shadow:
        5px 5px 15px rgba(0, 0, 0, 0.08),
        -5px -5px 15px rgba(255, 255, 255, 0.8),
        inset 0 0 30px rgba(127, 90, 240, 0.03);
}

.tool-chart-card:hover {
    transform: translateY(-4px) scale(1.02);
    border-color: rgba(127, 90, 240, 0.35);
    box-shadow:
        0 12px 30px rgba(127, 90, 240, 0.15),
        0 0 20px rgba(127, 90, 240, 0.08),
        -5px -5px 15px rgba(255, 255, 255, 0.03);
    z-index: 10;
}

[data-theme="light"] .tool-chart-card:hover {
    box-shadow:
        0 12px 30px rgba(127, 90, 240, 0.12),
        0 0 20px rgba(127, 90, 240, 0.06),
        -5px -5px 15px rgba(255, 255, 255, 0.8);
}

.tool-chart-card::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border-radius: inherit;
    background: linear-gradient(135deg,
            rgba(127, 90, 240, 0.3),
            rgba(44, 182, 125, 0.3),
            rgba(59, 130, 246, 0.3),
            rgba(245, 158, 11, 0.3));
    background-size: 300% 300%;
    animation: tc-borderGlow 6s ease infinite;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.tool-chart-card:hover::before {
    opacity: 1;
}

@keyframes tc-borderGlow {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.tool-chart-rect {
    border-radius: 16px;
    min-height: 180px;
}

.tool-chart-rect::before {
    border-radius: 16px;
}

.tool-chart-circle {
    border-radius: 50%;
    aspect-ratio: 1 / 1;
    padding: 1.25rem;
}

.tool-chart-circle::before {
    border-radius: 50%;
}

.tool-chart-card canvas {
    max-width: 100%;
    max-height: 100%;
}

.tool-chart-card::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle,
            rgba(127, 90, 240, 0.08) 0%,
            transparent 70%);
    top: -10px;
    right: -10px;
    animation: tc-float 4s ease-in-out infinite alternate;
    pointer-events: none;
}

.tool-chart-circle::after {
    display: none;
    
}

@keyframes tc-float {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(-8px, 8px) scale(1.3);
    }
}

@media (max-width: 768px) {
    .tool-charts-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .tool-chart-circle {
        max-width: 260px;
        margin: 0 auto;
    }

    .tool-charts-title {
        font-size: 1.1rem;
    }

    .tool-chart-rect {
        min-height: 160px;
    }
}

@media (max-width: 480px) {
    .tool-charts-section {
        padding: 1rem 0;
        margin-top: 1.5rem;
    }

    .tool-chart-card {
        padding: 0.75rem;
    }

    .tool-chart-circle {
        max-width: 220px;
    }

    .tool-chart-rect {
        min-height: 140px;
    }
}

@media print {
    .tool-charts-section {
        display: none !important;
    }
}