.logn .formula {
    background: #f7fafc;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    border-left: 4px solid #234ea2;
}

.logn .formula-text {
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    color: #2d3748;
    font-family: 'Courier New', monospace;
}

.logn .input-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}


.logn .summary {
    background: #667eea;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    display: none;
}

.logn .summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.logn .summary-item {
    text-align: center;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.logn .summary-value {
    font-size: 20px;
    font-weight: bold;
    color: #234ea2;
}

.logn .summary-label {
    font-size: 14px;
    color: #718096;
    margin-top: 5px;
}

.logn .schedule-container {
    margin-top: 30px;
    display: none;
}

.logn .schedule-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.logn .schedule-table th {
    background: #667eea;
    color: white;
    padding: 12px;
    text-align: left;
    font-weight: bold;
}

.logn .schedule-table td {
    padding: 10px 12px;
    border-bottom: 1px solid #e2e8f0;
}

.logn .schedule-table tr:nth-child(even) {
    background: #f8f9fa;
}

.logn .schedule-table tr:hover {
    background: #e6fffa;
}

.logn .explanation {
    background: #f0f8ff;
    padding: 20px;
    border-radius: 10px;
    margin: 20px 0;
    border-left: 4px solid #3182ce;
}

.logn .toggle-btn {
    background: #667eea;
    color: white;
    padding: 3px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    margin: 10px 0;
    transition: background 0.3s;
}

.logn .toggle-btn:hover {
    background: #3182ce;
}

.logn .chart-placeholder {
    height: 300px;
    background: #f7fafc;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #718096;
    margin: 20px 0;
}

@media (max-width: 768px) {
    .logn .schedule-table {
        font-size: 12px;
    }
    
    .logn .schedule-table th,
    .logn .schedule-table td {
        padding: 6px;
    }
}