.code-block {
    background: #f3f4f5;
    border: 1px solid #d1d5da;
    padding: 16px;
    margin: 16px 0;
    font-family: "Courier New", monospace;
    overflow-x: auto;
}

.math-example,
pre {
    background: #e8f4f8;
    border-left: 4px solid #3498db;
    padding: 15px;
    margin: 15px 0;
    border-radius: 0 6px 6px 0;
}

code {
    background: #f0f0f0;
    padding: 2px 4px;
    border-radius: 4px;
}

pre code {
    background: none;
    color: inherit;
    border: none;
    padding: 0;
}

.result,
.math {
    background: #f0f8e8;
    border-left: 4px solid #27ae60;
    padding: 15px;
    margin: 15px 0;
    border-radius: 0 6px 6px 0;
}

.tip {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px;
    margin: 15px 0;
}

.tip::before {
    content: "💡 ";
    font-weight: bold;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin: 20px 0;
}

th,
td {
    border: 1px solid #ddd;
    padding: 12px;
    text-align: left;
}

th {
    background-color: #f2f2f2;
    font-weight: bold;
}

tr:nth-child(even) {
    background-color: #f9f9f9;
}

.warning {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 15px;
    margin: 15px 0;
    border-radius: 0 8px 8px 0;
}
.symbol-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.symbol-item {
    background: #f8f9fa;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #dee2e6;
}

.highlight {
    background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: bold;
}