/* 空闲时间查询样式 */
.header-title-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 0.5rem;
    position: relative;
}

.free-time-header-btn {
    font-size: 0.75rem;
    padding: 0.25rem 0.8rem;
    border: 1px solid rgba(255,255,255,0.5);
    background: transparent;
    color: white;
    border-radius: 4px;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
}

.free-time-header-btn:hover {
    background: rgba(255,255,255,0.1);
}

/* 确保按钮可见 */
#show-free-time {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.free-time-modal .modal-dialog {
    max-width: 500px;
}

.free-time-item {
    border-left: 3px solid #74b9ff;
    padding-left: 1rem;
    margin-bottom: 1rem;
}

.free-time-date {
    font-weight: 600;
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.free-time-slots {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.free-time-slot {
    background: #e3f2fd;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    color: #1976d2;
    border: 1px solid #bbdefb;
}