/* p.bi.css */

/* BI-spezifische Farbvariablen */
:root {
    --bi-primary: #4A90E2;
    --bi-secondary: #357ABD;
    --bi-tertiary: #2C6EBF;
    --bi-quaternary: #1E5A9A;
    --bi-gradient: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
}

/* BI Introduction Styles */
.bi-introduction {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.bi-intro-content {
    max-width: 1200px;
    margin: 0 auto;
}

.bi-intro-description {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.bi-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.bi-product-item {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    text-align: center;
    align-items: center;
}

.bi-product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.15);
    border-color: var(--accent-primary);
}

.bi-product-icon {
    font-size: 3rem;
    width: 80px;
    height: 80px;
    background: var(--bi-gradient);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.3);
    margin-bottom: 1.5rem;
}

.bi-product-content {
    width: 100%;
}

.bi-product-content h3 {
    color: var(--bi-primary);
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
}

.bi-product-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.bi-product-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.bi-product-features li {
    color: var(--text-primary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    padding-left: 1rem;
}

.bi-product-features li::before {
    content: '•';
    color: var(--bi-primary);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.bi-intro-highlight {
    background: var(--bi-gradient);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.2);
}

.bi-highlight-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.bi-highlight-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.bi-highlight-text {
    text-align: left;
}

.bi-highlight-text h4 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.bi-highlight-text p {
    color: white;
    line-height: 1.6;
    margin: 0;
}

/* Interactive Demo Styles */
.bi-interactive-demo {
    padding: 6rem 0;
    background: var(--bg-secondary);
}

.bi-demo-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.bi-demo-controls {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

.bi-control-group {
    margin-bottom: 1.5rem;
}

.bi-control-group:last-child {
    margin-bottom: 0;
}

.bi-control-group h4 {
    color: var(--bi-primary);
    margin-bottom: 0.75rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bi-input-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

.bi-input-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.bi-input-item label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
}

.bi-input-item input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.bi-input-item input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.bi-chart-type-selector {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
}

.bi-chart-type-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.8rem;
    text-align: center;
}

.bi-chart-type-btn:hover,
.bi-chart-type-btn.active {
    background: var(--bi-primary);
    color: white;
    border-color: var(--bi-primary);
}

.bi-charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.bi-chart-container {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.bi-main-chart {
    grid-row: span 1;
}

.bi-chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 0 0.5rem 1.5rem 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.bi-chart-header h3 {
    color: var(--text-primary);
    font-size: 1.2rem;
    margin: 0;
    font-weight: 600;
}

.bi-chart-controls {
    display: flex;
    gap: 0.75rem;
}

.bi-chart-btn {
    background: var(--bi-gradient);
    border: none;
    color: white;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.3);
}

.bi-chart-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.4);
}

.bi-chart-controls select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.bi-chart-controls select:hover {
    border-color: var(--bi-primary);
    background: var(--bg-primary);
}

.bi-chart-controls select:focus {
    outline: none;
    border-color: var(--bi-primary);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

#mainChart {
    width: 100%;
    height: auto;
    max-height: 400px;
}

#candlestickChart,
#trendChart {
    width: 100%;
    height: auto;
    max-height: 300px;
}

.bi-kpi-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.bi-kpi-card {
    background: var(--bg-primary);
    border-radius: 12px;
    padding: 2.5rem 1.5rem;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    min-height: 120px;
}

.bi-kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.1);
}

.bi-kpi-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    background: transparent;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.bi-kpi-content {
    flex: 1;
}

.bi-kpi-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.bi-kpi-value {
    color: var(--bi-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.bi-kpi-change {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.bi-data-table-container {
    background: var(--bg-primary);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
}

.bi-data-table-container h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.bi-data-table {
    width: 100%;
    border-collapse: collapse;
}

.bi-data-table th,
.bi-data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.bi-data-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
}

.bi-data-table td {
    color: var(--text-primary);
}

.bi-data-table tr:hover {
    background: var(--bg-secondary);
}

.bi-features {
    padding: 6rem 0;
    background: var(--bg-primary);
}

.bi-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.bi-feature-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 250px;
}

.bi-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(74, 144, 226, 0.15);
    border-color: var(--bi-primary);
}

.bi-feature-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(74, 144, 226, 0.3));
    background: transparent;
    width: 80px;
    height: 80px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
}

.bi-feature-card h3 {
    color: var(--bi-primary);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.bi-feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    flex-grow: 1;
    font-size: 0.9rem;
}

/* Responsive Design */