/* BMI Calculator Specific Styles */
.height-input-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.bmi-unit {
    font-size: 0.75rem;
    color: var(--gray);
    margin-left: 0.25rem;
}

.category-label {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
}

.category-label.underweight {
    background-color: #fef3c7;
    color: #92400e;
    border: 1px solid #f59e0b;
}

.category-label.normal {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #10b981;
}

.category-label.overweight {
    background-color: #fde68a;
    color: #92400e;
    border: 1px solid #f59e0b;
}

.category-label.obese {
    background-color: #fecaca;
    color: #991b1b;
    border: 1px solid #ef4444;
}

/* BMI Chart */
.bmi-chart {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.chart-container {
    position: relative;
    margin: 1.5rem 0;
}

.chart-bar {
    display: flex;
    height: 50px;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
}

.chart-segment {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.75rem;
    text-align: center;
    transition: all 0.3s ease;
}

.chart-segment:hover {
    opacity: 0.9;
    transform: scale(1.02);
}

.segment-label {
    padding: 0.25rem;
    background: rgba(0, 0, 0, 0.7);
    border-radius: 4px;
    font-size: 0.7rem;
    line-height: 1.2;
}

.chart-segment.underweight { background-color: #fbbf24; }
.chart-segment.normal { background-color: #10b981; }
.chart-segment.overweight { background-color: #f59e0b; }
.chart-segment.obese1 { background-color: #f97316; }
.chart-segment.obese2 { background-color: #ef4444; }
.chart-segment.obese3 { background-color: #dc2626; }

.chart-marker {
    position: absolute;
    top: -10px;
    width: 2px;
    height: 70px;
    background-color: #1f2937;
    display: none;
    z-index: 10;
}

.chart-marker::after {
    content: '▼';
    position: absolute;
    top: -18px;
    left: -8px;
    color: #1f2937;
    font-size: 16px;
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
}

.legend-color {
    width: 15px;
    height: 15px;
    border-radius: 3px;
}

.legend-color.underweight { background-color: #fbbf24; }
.legend-color.normal { background-color: #10b981; }
.legend-color.overweight { background-color: #f59e0b; }
.legend-color.obese1 { background-color: #f97316; }

/* Weight Tracking */
.weight-tracking {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #f0f9ff;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.weight-tracking h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

/* SEO Content Styles */
.bmi-categories-table {
    margin: 1.5rem 0;
}

.category-row {
    display: flex;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    border-radius: var(--radius);
    border-left: 4px solid;
}

.category-row.underweight {
    background-color: #fef3c7;
    border-left-color: #f59e0b;
}

.category-row.normal {
    background-color: #d1fae5;
    border-left-color: #10b981;
}

.category-row.overweight {
    background-color: #fde68a;
    border-left-color: #f59e0b;
}

.category-row.obese {
    background-color: #fecaca;
    border-left-color: #ef4444;
}

.category-range {
    flex: 1;
    font-weight: 600;
}

.category-risk {
    flex: 2;
    color: var(--dark-gray);
}

.risk-table {
    margin: 1.5rem 0;
}

.risk-row {
    display: flex;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.risk-row:last-child {
    border-bottom: none;
}

.risk-category {
    flex: 1;
    font-weight: 600;
    color: var(--text);
}

.risk-details {
    flex: 2;
    color: var(--dark-gray);
}

.health-recommendations {
    margin: 2rem 0;
}

.recommendation-card {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.recommendation-card h4 {
    color: var(--primary);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.recommendation-card ul {
    margin: 0.5rem 0 0 1.5rem;
}

.calculator-note {
    background: #f0f9ff;
    border-radius: var(--radius);
    padding: 1.5rem;
    margin: 2rem 0;
    border-left: 4px solid var(--primary);
}

.calculator-note h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .height-input-group {
        grid-template-columns: 1fr;
    }
    
    .chart-bar {
        height: 40px;
    }
    
    .segment-label {
        font-size: 0.6rem;
        padding: 0.1rem;
    }
    
    .chart-legend {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .category-row, .risk-row {
        flex-direction: column;
        gap: 0.5rem;
    }
}