/**
 * mmol/L to mg/dL Conversion Charts - Styles
 */

.mmol-chart-container {
    width: 100%;
    margin: 30px 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

.mmol-chart-main-title {
    color: #111827;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 5px;
    text-align: left;
}

/* Premium Bi-directional Conversion Charts */
.mmol-chart-container.premium-chart {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 2rem 0;
    width: 100%;
    color: #334155;
}

.mmol-chart-main-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0d9488;
    /* Teal color */
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Grid Layout: 4 sets per row */
.mmol-bi-directional-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

/* Individual Conversion Set */
.conv-set {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 8px 4px;
    transition: all 0.2s ease;
}

.conv-set:hover {
    border-color: #0d9488;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.conv-val {
    flex: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.conv-val .val {
    font-weight: 700;
    font-size: 1rem;
    color: #1e293b;
}

.conv-val.mmol .val {
    color: #0d9488;
    /* Highlighted Teal */
}

.conv-val.mgdl .val {
    color: #2563eb;
    /* Result blue */
}

.conv-val .unit {
    font-size: 0.65rem;
    text-transform: uppercase;
    color: #64748b;
    letter-spacing: 0.05em;
}

/* Arrows Styling */
.conv-arrows {
    padding: 0 8px;
}

.arrow-set {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 0.8;
}

.arrow-up,
.arrow-down {
    font-size: 1.2rem;
    font-weight: 900;
    color: #94a3b8;
}

.conv-set:hover .arrow-up,
.conv-set:hover .arrow-down {
    color: #0d9488;
}

/* Responsive Stacking */
@media (max-width: 1024px) {
    .mmol-bi-directional-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .mmol-bi-directional-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .mmol-bi-directional-grid {
        grid-template-columns: 1fr;
    }

    .conv-set {
        padding: 12px;
    }
}

.mmol-chart-description {
    color: #4b5563;
    font-size: 0.875rem;
    margin-bottom: 20px;
}

.mmol-chart-row {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.mmol-chart-column {
    flex: 1 1 calc(25% - 12px);
    min-width: 180px;
}

.mmol-chart-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid #e5e7eb;
}

.mmol-chart-table th,
.mmol-chart-table td {
    border-bottom: 1px solid #f3f4f6;
    padding: 8px 12px;
    text-align: left;
    font-size: 0.8125rem;
}

.mmol-header-unit {
    background-color: #f9fafb;
    color: #111827;
    font-weight: 700;
    padding: 10px 12px;
    border-top: 1px solid #e5e7eb;
    border-bottom: 2px solid #e5e7eb;
}

.mmol-chart-table tbody tr:nth-child(even) {
    background-color: #f9fafb;
}

.mmol-chart-table tbody tr:hover {
    background-color: #f0fdfa;
}

.mmol-chart-table td:nth-child(1) {
    color: #0d9488;
    font-weight: 500;
}

.mmol-chart-table td:nth-child(2) {
    color: #0369a1;
    font-weight: 600;
    text-align: right;
}


/* Responsive adjustments */
@media (max-width: 1024px) {
    .mmol-chart-column {
        flex: 1 1 calc(50% - 10px);
    }
}

@media (max-width: 640px) {
    .mmol-chart-column {
        flex: 1 1 100%;
    }
}