.input-group {
    text-align: center;
    margin-bottom: clamp(0.1875rem, 1.5vw, 0.3125rem);
}

.item-list {
    list-style: none;
    padding: 0;
    margin: clamp(0.5rem, 3vw, 1.25rem) 0;
    max-width: min(90vw, 40rem);
    margin-left: auto;
    margin-right: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(clamp(6rem, 35vw, 12rem), 1fr));
    gap: clamp(0.25rem, 2vw, 0.5rem);
}

.item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: clamp(0.375rem, 2vw, 0.625rem);
    margin-bottom: clamp(0.25rem, 2vw, 0.5rem);
    text-align: center;
    font-size: clamp(0.875rem, 1.5vw, 1rem);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-height: clamp(2rem, 8vw, 3rem);
    display: flex;
    align-items: center;
    justify-content: center;
}

.item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}


/* Responsive adjustments for very small screens */
@media (max-width: 480px) {
    .item-list {
        grid-template-columns: repeat(auto-fit, minmax(clamp(5rem, 40vw, 10rem), 1fr));
        gap: clamp(0.1875rem, 2.5vw, 0.375rem);
        margin: clamp(0.375rem, 4vw, 0.75rem) 0;
    }
    
    .item {
        padding: clamp(0.3125rem, 2.5vw, 0.525rem);
        margin-bottom: clamp(0.1875rem, 2.5vw, 0.375rem);
        font-size: clamp(0.75rem, 2vw, 0.875rem);
        min-height: clamp(1.75rem, 7vw, 2.5rem);
    }
}

@media (max-width: 375px) {
    .item-list {
        grid-template-columns: repeat(auto-fit, minmax(clamp(4.5rem, 45vw, 9rem), 1fr));
        gap: clamp(0.125rem, 3vw, 0.25rem);
        margin: clamp(0.25rem, 5vw, 0.625rem) 0;
    }
    
    .item {
        padding: clamp(0.25rem, 3vw, 0.5rem);
        margin-bottom: clamp(0.125rem, 3vw, 0.25rem);
        font-size: clamp(0.6875rem, 2.5vw, 0.75rem);
        min-height: clamp(1.5rem, 6vw, 2rem);
    }
}