#faq-panel {
    border-top: 1px solid #999999;
    padding: 30px;
  	background : #fff;
}

#faq-panel .sub-title {
    padding:0 .4em .2em;
    border-bottom: 3px solid #2589d0;
    color: #333333;
    margin-bottom: 20px;
    font-size: 20px;
    font-weight: bold;
}
#faq-panel .sub-title:not(:first-of-type) {
    margin-top: 20px;
}

#faq-panel .faq {
  max-width: 960px;
  margin: 0 auto 10px;
  border: 1px solid #88b3d8;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  overflow: hidden;
  transition: box-shadow .3s;
}
#faq-panel .faq:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

/* Q部分 */
#faq-panel .faq summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  padding: 1em 2em 1em 3em;
  font-weight: 600;
  color: #333;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
#faq-panel .faq summary:focus-visible {
  outline: 2px solid #75bbff;
  outline-offset: 2px;
}
#faq-panel .faq summary::-webkit-details-marker {
  display: none; /* デフォルトの矢印非表示 */
}

/* Qマーク */
#faq-panel .faq summary::before,
#faq-panel .faq p::before {
  position: absolute;
  left: 1em;
  font-weight: 700;
  font-size: 1.2em;
}
#faq-panel .faq summary::before {
  color: #75bbff;
  content: "Q";
}

/* 開閉アイコン（＋／−） */
#faq-panel .faq summary::after {
  transform: translateY(-25%) rotate(45deg);
  width: 7px;
  height: 7px;
  margin-left: 10px;
  border-bottom: 3px solid rgba(51, 51, 51, 0.7);
  border-right: 3px solid rgba(51, 51, 51, 0.7);
  content: '';
  transition: transform .4s;
}
#faq-panel .faq[open] summary::after {
  transform: rotate(225deg);
}

/* A部分 */
#faq-panel .faq p {
  position: relative;
  margin: 0;
  padding: .4em 2em 1.5em 3em;
  color: #333;
  line-height: 1.7;
  font-size: 0.95rem;
  transform: translateY(-5px);
  opacity: 0;
  transition: transform .4s ease, opacity .4s ease;
}
#faq-panel .faq[open] p {
  transform: translateY(0);
  opacity: 1;
}

/* Aマーク */
#faq-panel .faq p::before {
  color: #ff8d8d;
  line-height: 1.2;
  content: "A";
}

#faq-panel .free-call {
  display: block;
  margin: auto;
}

#faq-panel .back-top-btn-div {
	padding: 10px 30px;
	margin: 30px 0px 10px 0px;
	display:flex;
	flex-direction: column;
	align-items: center;
}

#faq-panel .back-top-btn-div .back-top-btn {
	border:none;
}


/* スマホ対応 */
@media (max-width: 599px) {
  #faq-panel{
    width: 100%;
    margin: 0 auto;
  }

  #faq-panel .faq {
    max-width: 100%;
  }
  #faq-panel .faq summary, .faq p {
    padding-left: 2.5em;
    padding-right: 1.5em;
  }

  #faq-panel img.free-call {
    width: 100%;
  }

	.back-top-btn-link {
		width:100%;
	}

	.back-top-btn-link .back-top-btn{
		width:100%;
	}

}