.chart-container {
    position: relative;
    width: 100%;
    margin: 20px 0;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid #339af0;
}

.chart-container h3 {
    margin-top: 0;
    margin-bottom: 20px;
    color: #000000;
    font-size: 1.3rem;
    border-bottom: 2px solid #339af0;
    padding-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-container h3 i {
    color: #339af0;
}

.chart-wrapper {
    position: relative;
    width: 100%;
    height: 350px;
    margin: 15px 0;
}

.chart-wrapper.small {
    height: 250px;
}

.chart-wrapper.medium {
    height: 300px;
}

.chart-wrapper.large {
    height: 400px;
}

.chart-wrapper.full {
    height: auto;
}

canvas {
    max-width: 100%;
}

.chart-container .chartjs-render-monitor {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        transform: translateX(-20px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(51, 154, 240, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(51, 154, 240, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(51, 154, 240, 0);
    }
}

.chartjs-legend {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid #e7f5ff;
}

.chartjs-legend li {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 5px;
    transition: all 0.3s;
}

.chartjs-legend li:hover {
    background-color: #e7f5ff;
    transform: translateY(-2px);
}

.chartjs-legend li span {
    width: 12px;
    height: 12px;
    border-radius: 2px;
    display: inline-block;
}

.chartjs-tooltip {
    opacity: 1;
    position: absolute;
    background: #000000;
    color: white;
    border-radius: 5px;
    pointer-events: none;
    transform: translate(-50%, 0);
    transition: all 200ms ease-out;
    z-index: 1000;
    border: 2px solid #339af0;
}

.chartjs-tooltip::before {
    content: '';
    position: absolute;
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 5px solid #000000;
}

.bar-chart-container {
    position: relative;
}

.bar-chart-wrapper {
    position: relative;
    height: 350px;
}

.horizontal-bar-chart {
    position: relative;
}

.pie-chart-container,
.doughnut-chart-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.pie-chart-wrapper,
.doughnut-chart-wrapper {
    position: relative;
    height: 350px;
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
}

.line-chart-container {
    position: relative;
}

.line-chart-wrapper {
    position: relative;
    height: 350px;
}

.bubble-chart-wrapper {
    position: relative;
    height: 400px;
}

.radar-chart-wrapper {
    position: relative;
    height: 350px;
    display: flex;
    justify-content: center;
}

.chart-primary {
    --chart-primary: #339af0;
    --chart-secondary: #228be6;
    --chart-accent: #4dabf7;
    --chart-light: #e7f5ff;
}

.chart-success {
    --chart-primary: #339af0;
    --chart-secondary: #1976d2;
    --chart-accent: #4dabf7;
    --chart-light: #e8f4ff;
}

.chart-warning {
    --chart-primary: #1976d2;
    --chart-secondary: #0d47a1;
    --chart-accent: #339af0;
    --chart-light: #e8f4ff;
}

.chart-danger {
    --chart-primary: #0d47a1;
    --chart-secondary: #002171;
    --chart-accent: #1976d2;
    --chart-light: #e8f4ff;
}

.chart-info {
    --chart-primary: #339af0;
    --chart-secondary: #228be6;
    --chart-accent: #4dabf7;
    --chart-light: #e7f5ff;
}

.chart-colorful {
    --color-1: #339af0;
    --color-2: #1976d2;
    --color-3: #0d47a1;
    --color-4: #002171;
    --color-5: #4dabf7;
    --color-6: #1e88e5;
    --color-7: #1976d2;
    --color-8: #0d47a1;
}

.chart-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 2px solid #e7f5ff;
}

.stat-item {
    text-align: center;
    padding: 10px;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: #339af0;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.85rem;
    color: #666666;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.chart-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 350px;
    background: #e7f5ff;
    border-radius: 10px;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid white;
    border-top: 4px solid #339af0;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.chart-comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.comparison-item {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 2px solid #339af0;
}

.comparison-item h4 {
    margin-top: 0;
    color: #000000;
    font-size: 1.1rem;
    border-bottom: 2px solid #339af0;
    padding-bottom: 10px;
}

.comparison-item .chart-wrapper {
    height: 300px;
    margin: 15px 0;
}

.chart-export {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 2px solid #e7f5ff;
}

.btn-export-chart {
    padding: 8px 15px;
    border: 2px solid #339af0;
    border-radius: 5px;
    background: white;
    color: #339af0;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-export-chart:hover {
    background: #339af0;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(51, 154, 240, 0.3);
}

.btn-export-chart i {
    font-size: 0.9rem;
}

.chart-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    flex-wrap: wrap;
    border: 2px solid #339af0;
}

.chart-controls label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: #000000;
}

.chart-controls select,
.chart-controls input {
    padding: 8px 12px;
    border: 2px solid #339af0;
    border-radius: 5px;
    font-size: 0.9rem;
    transition: border-color 0.3s;
    color: #000000;
    background: white;
}

.chart-controls select:focus,
.chart-controls input:focus {
    outline: none;
    border-color: #228be6;
    box-shadow: 0 0 5px rgba(51, 154, 240, 0.3);
}

@media (max-width: 1200px) {
    .chart-wrapper {
        height: 300px;
    }

    .pie-chart-wrapper,
    .doughnut-chart-wrapper {
        max-width: 300px;
    }

    .chart-comparison {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .chart-container {
        padding: 15px;
    }

    .chart-container h3 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }

    .chart-wrapper {
        height: 250px;
    }

    .chart-wrapper.small {
        height: 200px;
    }

    .chart-wrapper.medium {
        height: 250px;
    }

    .chart-wrapper.large {
        height: 300px;
    }

    .pie-chart-wrapper,
    .doughnut-chart-wrapper {
        max-width: 250px;
        height: 250px;
    }

    .chart-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .stat-value {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .chart-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .chart-controls select,
    .chart-controls input {
        width: 100%;
    }

    .chart-export {
        flex-direction: column;
    }

    .btn-export-chart {
        width: 100%;
        justify-content: center;
    }

    .chartjs-legend {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }

    .chartjs-legend li {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .chart-wrapper {
        height: 200px;
    }

    .chart-wrapper.small {
        height: 180px;
    }

    .pie-chart-wrapper,
    .doughnut-chart-wrapper {
        max-width: 200px;
        height: 200px;
    }

    .chart-container h3 {
        font-size: 1rem;
    }

    .stat-value {
        font-size: 1.3rem;
    }

    .chart-stats {
        grid-template-columns: 1fr;
    }
}

.chart-hidden {
    display: none !important;
}

.chart-visible {
    display: block !important;
}

.chart-full-width {
    width: 100%;
}

.chart-centered {
    margin-left: auto;
    margin-right: auto;
}

.chart-no-shadow {
    box-shadow: none;
}

.chart-shadow-lg {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.chart-rounded {
    border-radius: 15px;
}

.chart-flat {
    border-radius: 0;
}

.chart-animate {
    animation: fadeIn 0.5s ease-in-out;
}

.chart-animate-delay {
    animation: fadeIn 0.5s ease-in-out 0.2s both;
}

.chart-hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

@media print {
    .chart-controls,
    .chart-export,
    .btn-export-chart {
        display: none;
    }

    .chart-container {
        page-break-inside: avoid;
        box-shadow: none;
        border: 2px solid #000000;
    }

    .chart-wrapper {
        height: auto;
        min-height: 300px;
    }

    canvas {
        max-width: 100%;
    }
}