body {
    background-color: #f8f9fa;
}

.card {
    box-shadow: none !important;
}

.card:hover {
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2);
}

.card.border-secondary {
    border-color: #dee2e6 !important;
}

.hall-info {
    font-size: 0.9rem;
}

.time-slots .badge {
    font-size: 0.85rem;
    padding: 0.5em 0.7em;
}

/* JSON pretty print 스타일 */
.json-pre {
    background: #23272f;
    color: #e6e6e6;
    font-family: 'Fira Mono', 'Consolas', 'Menlo', monospace;
    font-size: 1rem;
    padding: 1.5rem;
    border-radius: 0.5rem;
    border: 1px solid #444;
    overflow-x: auto;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.json-pre code {
    background: none;
    color: inherit;
    padding: 0;
    font-size: inherit;
}