.btn-grp {
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle, #000000 82%, #222 100%);
    height: 40px;
    padding: 8px 20px;
    border: 1px solid #ffffff1a;
    border-radius: 50px;
    border: 1px solid #ffffffbf;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.btn-grp:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
    border-color: #ffffff38;
}

.btn-grp .btn {
    border: none;
    box-shadow: none;
    border-radius: 50px;
    margin: 0;
    background: transparent;
    position: relative;
    overflow: visible;
    z-index: 1;
    font-weight: 600;
    transition: color 0.3s ease;
    color: #aaa;
}

.btn-grp .btn::before {
    display: none;
}

.btn-grp .btn:hover {
    background: transparent;
    border: none;
    box-shadow: none;
    color: #fff;
    text-shadow: 0 1px 11px rgb(255 255 255 / 69%);
}

.btn-grp .btn.active {
    font-weight: 700;
}

.btn-grp .btn.disabled {
    color: #434343;
    cursor: not-allowed;
}
.btn-grp .btn.disabled:hover {
    color: #434343;
    text-shadow: none;
}

/* 버튼 사이 구분선 */
.btn-grp .btn:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 20%;
    height: 60%;
    width: 1px;
    background: rgba(255, 255, 255, 0.2);
}

@media (max-width: 768px) {
    .btn-grp {
        padding: 8px 10px;
        height: 30px;
    }
}