:root {
            --primary-color: #2c7da0;
            --secondary-color: #a9d6e5;
            --accent-color: #01497c;
            --light-gray: #f8f9fa;
            --border-color: #eaeaea;
            --text-color: #333;
            --text-muted: #6c757d;
            --success-color: #28a745;
            --warning-color: #ffc107;
            --medical-red: #dc3545;
            --medical-green: #198754;
            --medical-yellow: #ffc107;
            --medical-orange: #fd7e14;
            --diabetes-color: #9c27b0;
        }
         
        
   .bsa-applications {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}
   
.application-card {
    background: white;
    border-radius: 8px;
    padding: 1.25rem;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.application-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    border-color: var(--nutrition-blue);
}

.application-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(44, 125, 160, 0.1) 0%, rgba(44, 125, 160, 0.2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-size: 1.25rem;
}

.application-icon i {
    transition: transform 0.3s ease;
}

.application-card:hover .application-icon i {
    transform: scale(1.1);
}

.application-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.3;
}

.application-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    flex-grow: 1;
}

 
.application-card.medical {
    border-top: 3px solid var(--medical-red);
}

.application-card.medical .application-icon {
    background: linear-gradient(135deg, rgba(220, 53, 69, 0.1) 0%, rgba(220, 53, 69, 0.2) 100%);
    color: var(--medical-red);
}

.application-card.nutrition {
    border-top: 3px solid var(--nutrition-green);
}

.application-card.nutrition .application-icon {
    background: linear-gradient(135deg, rgba(46, 125, 50, 0.1) 0%, rgba(46, 125, 50, 0.2) 100%);
    color: var(--nutrition-green);
}

.application-card.cardiac {
    border-top: 3px solid var(--nutrition-blue);
}

.application-card.cardiac .application-icon {
    background: linear-gradient(135deg, rgba(25, 118, 210, 0.1) 0%, rgba(25, 118, 210, 0.2) 100%);
    color: var(--nutrition-blue);
}

.application-card.renal {
    border-top: 3px solid var(--medical-orange);
}

.application-card.renal .application-icon {
    background: linear-gradient(135deg, rgba(253, 126, 20, 0.1) 0%, rgba(253, 126, 20, 0.2) 100%);
    color: var(--medical-orange);
}
        .page-header {
            background: linear-gradient(135deg, rgba(169, 214, 229, 0.4) 0%, rgba(44, 125, 160, 0.4) 100%);
            padding: 1.5rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid rgba(44, 125, 160, 0.2);
            position: relative;
            overflow: hidden;      color: var(--text-color);
        }
         
        
        .breadcrumb {
            background-color: transparent;
            padding: 0.5rem 0;
            margin-bottom: 0.5rem;
        }
        
        .breadcrumb-item a {
            color: var(--text-muted);
            text-decoration: none;
        }
        
        .breadcrumb-item.active {
            color: var(--text-color);
        }
          
        .medical-info-box {
            background-color: rgba(220, 53, 69, 0.05);
            border-left: 3px solid var(--medical-red);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
        
        .diabetes-info-box {
            background-color: rgba(156, 39, 176, 0.05);
            border-left: 3px solid var(--diabetes-color);
            padding: 1rem;
            border-radius: 0 4px 4px 0;
            margin: 1.5rem 0;
        }
         
        /* Reference table */
        .reference-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        
        .reference-table th, .reference-table td {
            padding: 0.75rem;
            text-align: left;
            border: 1px solid var(--border-color);
        }
        
        .reference-table th {
            background-color: var(--light-gray);
            font-weight: 600;
        }
        
        .reference-table tr:nth-child(even) {
            background-color: rgba(44, 125, 160, 0.05);
        }
        
        .generating-indicator {
            display: none;
            text-align: center;
            padding: 1rem;
            color: var(--text-muted);
        }
        
        /* Glucose level indicators */
        .glucose-level {
            display: inline-block;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-right: 0.5rem;
        }
        
        .level-hypoglycemia {
            background-color: rgba(0, 123, 255, 0.1);
            color: #007bff;
            border-left: 4px solid #007bff;
        }
        
        .level-normal {
            background-color: rgba(40, 167, 69, 0.1);
            color: #28a745;
            border-left: 4px solid #28a745;
        }
        
        .level-prediabetes {
            background-color: rgba(255, 193, 7, 0.1);
            color: #ffc107;
            border-left: 4px solid #ffc107;
        }
        
        .level-diabetes {
            background-color: rgba(220, 53, 69, 0.1);
            color: #dc3545;
            border-left: 4px solid #dc3545;
        }
        
        .level-hyperglycemia {
            background-color: rgba(156, 39, 176, 0.1);
            color: #9c27b0;
            border-left: 4px solid #9c27b0;
        }
        
        /* Conversion cards */
        .conversion-card {
            background: white;
            border-radius: 8px;
            padding: 1.5rem;
            border: 1px solid var(--border-color);
            margin-bottom: 1.5rem;
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }
        
        .conversion-value {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary-color);
            text-align: center;
            margin-bottom: 0.5rem;
        }
        
        .conversion-label {
            color: var(--text-muted);
            text-align: center;
            font-size: 0.9rem;
        }
        
        /* Glucose chart styling */
        .glucose-chart-container {
            position: relative;
            height: 350px;
            width: 100%;
            margin: 1.5rem 0;
        }
        
        /* Measurement type toggle */
        .measurement-toggle {
            display: flex;
            background-color: var(--light-gray);
            border-radius: 6px;
            padding: 4px;
            margin-bottom: 1.5rem;
        }
        
        .toggle-btn {
            flex: 1;
            text-align: center;
            padding: 0.75rem;
            border-radius: 4px;
            cursor: pointer;
            transition: all 0.3s;
            font-weight: 600;
        }
        
        .toggle-btn.active {
            background-color: var(--primary-color);
            color: white;
        }
        
        /* Two-way converter layout */
        .two-way-converter {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 1.5rem;
            align-items: center;
            margin-bottom: 2rem;
        }
        
        @media (max-width: 768px) {
            .two-way-converter {
                grid-template-columns: 1fr;
                grid-template-rows: auto auto auto;
            }
            
            .two-way-converter .conversion-arrow {
                grid-row: 2;
                text-align: center;
                padding: 1rem 0;
            }
        }
        
        .conversion-arrow {
            text-align: center;
            font-size: 2rem;
            color: var(--text-muted);
        }
        
        /* Time of day indicator */
        .time-indicator {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }
        
        .time-btn {
            padding: 0.5rem 1rem;
            border-radius: 4px;
            border: 1px solid var(--border-color);
            background-color: white;
            cursor: pointer;
            transition: all 0.3s;
        }
        
        .time-btn:hover {
            background-color: var(--light-gray);
        }
        
        .time-btn.active {
            background-color: var(--primary-color);
            color: white;
            border-color: var(--primary-color);
        }
        
        /* A1C calculator */
        .a1c-calculator {
            background-color: rgba(44, 125, 160, 0.05);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border: 1px solid rgba(44, 125, 160, 0.2);
        }
        
        /* Blood sugar log */
        .blood-sugar-log {
            background-color: white;
            border-radius: 8px;
            padding: 1.5rem;
            border: 1px solid var(--border-color);
            margin-bottom: 1.5rem;
        }