/* Lab Notes Styling */

.lab-notes-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 48px 24px;
}

.lab-notes-content h1 {
    margin-bottom: 24px;
}

.lab-notes-content > p {
    font-size: 18px;
    line-height: 1.6;
    color: var(--global-text-secondary);
    margin-bottom: 48px;
}

.lab-notes-content h2 {
    margin-bottom: 32px;
    color: var(--theme-green-dark);
}

.lab-notes-list {
    margin-top: 0;
}

.lab-note-item {
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--global-divider);
}

.lab-note-item:last-child {
    border-bottom: none;
}

.lab-note-item h3 {
    margin: 0 0 8px 0;
    font-size: 18px;
}

.lab-note-item h3 a {
    color: var(--theme-green-dark);
    text-decoration: none;
    transition: color 0.2s;
}

.lab-note-item h3 a:hover {
    color: var(--link-default);
    text-decoration: underline;
}

.lab-note-item p {
    color: var(--global-text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Lab note content pages */
.lab-breadcrumb {
    padding: 16px 24px;
    background: var(--surface-info);
    border-bottom: 1px solid var(--components-card-border);
}

.lab-breadcrumb a {
    color: var(--theme-green-dark);
    text-decoration: none;
    font-weight: 500;
}

.lab-breadcrumb a:hover {
    text-decoration: underline;
}

.math-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 32px 24px;
    line-height: 1.7;
}

.math-content h1 {
    color: var(--theme-green-dark);
    border-bottom: 3px solid var(--theme-green-light);
    padding-bottom: 8px;
    margin-bottom: 24px;
}

.math-content h2 {
    color: var(--theme-green-dark);
    margin-top: 48px;
    margin-bottom: 16px;
}

.math-content h3 {
    color: var(--global-text-primary);
    margin-top: 32px;
    margin-bottom: 12px;
}

.math-formula {
    padding: 24px 0;
    margin: 32px 0;
    font-family: 'Times New Roman', serif;
    text-align: center;
    font-size: 22px;
    font-weight: 500;
}

.math-inline {
    font-family: 'Times New Roman', serif;
    font-style: italic;
}

.definition-box {
    background: var(--surface-default);
    border: 1px solid var(--components-card-border);
    border-radius: 8px;
    padding: 20px;
    margin: 24px 0;
}

.definition-box h4 {
    color: var(--theme-green-dark);
    margin-top: 0;
    margin-bottom: 12px;
}

.code-block {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 16px;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 14px;
    overflow-x: auto;
    margin: 16px 0;
}

/* Chart styling */
.chart-container {
    margin: 24px 0;
    padding: 16px;
    background: var(--surface-default);
    border: 1px solid var(--components-card-border);
    border-radius: 8px;
}

.chart-container h3 {
    margin-top: 0;
    margin-bottom: 16px;
    color: var(--theme-green-dark);
    text-align: center;
}

.chart-container canvas {
    max-width: 100%;
    height: auto;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .lab-notes-content {
        padding: 32px 16px;
    }
    
    .lab-notes-content > p {
        font-size: 16px;
    }
    
    .math-content {
        padding: 16px;
    }
    
    .math-formula {
        padding: 16px;
        font-size: 14px;
    }
}

@media (max-width: 576px) {
    .lab-notes-content {
        padding: 24px 16px;
    }
    
    .lab-note-item {
        margin-bottom: 24px;
        padding-bottom: 16px;
    }
}