/* ========== Duration Quick-Select Component ========== */
/* Issue #152: Quick-select buttons for common lesson durations (45, 90, 135 min) */
/* Layout: Vertical on all devices (better fit for desktop table layout) */

/* Label visibility: Hide on desktop (table has column header), show on mobile (cards need it) */
.duration-cell .duration-label {
    display: none;
}

.lesson-card .duration-label {
    display: block;
}

/* Quick-Select Buttons */
.duration-quick-select {
    display: flex;
    gap: 0.5rem;
}

.duration-quick-btn {
    flex: 1;
    min-height: 44px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.duration-quick-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.duration-quick-btn.active {
    background-color: var(--bs-primary);
    border-color: var(--bs-primary);
    color: white;
}

/* ========== Mobile (≤576px) ========== */
@media (max-width: 576px) {
    .duration-quick-btn {
        min-height: 48px; /* Larger touch targets on mobile */
        font-size: 1.1rem;
    }
}