/* ===============================
   onsen共通
================================= */
.onsen-bg{
    background-image: url("../img/all/haikei.jpg");
    background-repeat: repeat;
    background-size: auto;
    background-color:white;
}





/* ===============================
   onsen-top
================================= */
.onsen-top {
}
.onsen-top .area {
  display: flex;
  align-items: center;
}
.onsen-top .wrap {
  writing-mode: vertical-rl;
  text-orientation: upright;
  width: 40%;
  line-height: 2;
  color: black;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.onsen-top .wrap h1 {
  position: relative;
  font-size: 3rem;
}
.onsen-top .wrap h1::before {
  content: "";
  position: absolute;
  top: -1rem;
  left: 50%;
  transform: translateX(-50%) translateY(-100vh);
  width: 1px;
  height: 100vh;
  background-color: black;
}
.onsen-top .wrap p {
  font-size: 1rem;
}
.onsen-top .image {
  width: 60%;
  z-index: 5;
}
.onsen-top .image img {
  width: 100%;
  height: auto;
  display: block;
}
.onsen-top .image .overlay {
  display: none; /* PCでは非表示 */
}

@media screen and (max-width: 768px) {
  .onsen-top .image .overlay {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4); /* ← 暗くする */
    z-index: 5;
  }

  .onsen-top .wrap {
    width: 100%;
    gap: 1rem;
  }

  .onsen-top {
    position: relative;
    width: 100%;
    height: calc(var(--vh, 1vh) * 100);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .onsen-top .wrap h1::before {
    background-color: white;
  }

  .onsen-top .image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
  }

  .onsen-top .image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .onsen-top .wrap {
    position: relative;
    z-index: 1;
    color: white;
    text-align: center;
    text-orientation: initial;
    padding: 2rem;
  }

  .onsen-top .wrap h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }

  .onsen-top .wrap p {
    font-size: 1rem;
  }
}








/* ===============================
   pattern-divider背景模様
================================= */
.pattern-divider {
  position: absolute;
  transform: translateY(-30%);
  z-index: 0;
  pointer-events: none; /* ← クリック干渉を防ぐ */
}
.pattern-divider img {
  position: relative;
  width: 100%;
  height: auto;
}
@media screen and (max-width: 768px) {
  .pattern-divider {
    display: none;
  }
}





/* ===============================
   onsen-sec01
================================= */
.onsen-sec01{
  position: relative;
    padding:15% 0 0 0;
}
.onsen-sec01 .area{
  position: relative;
    display: flex;
    flex-direction:row-reverse;
    align-items: flex-start;
    width:80%;
    margin:0 auto 200px auto;
}
.onsen-sec01 .area .wrap01{
  position: relative;
  width: 50%;
    writing-mode: vertical-rl;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap:2rem;
  z-index: 20;
}
.onsen-sec01 .area .wrap01 .ttl{
    display: flex;
    align-items: center;
    gap:1.5rem;
}
.onsen-sec01 .area .wrap01 .ttl .icon{
    width:100px;
}
.onsen-sec01 .area .wrap01 .ttl .icon img{
    width:100%;
}
.onsen-sec01 .area .wrap01 .ttl h2{
    font-size:3rem;
}
.onsen-sec01 .area .wrap01 .ttl span{
    font-size:1.5rem;
}
.onsen-sec01 .area .wrap01 p{
    font-size:1rem;
}
.onsen-sec01 .area .wrap02{
  width: 50%;
  z-index: 2;
}
.onsen-sec01 .area .wrap02 .pic01{
  position:relative;
  width: 100%;
}
.onsen-sec01 .area .wrap02 .pic02 {
  position: absolute;
  width: 15%;
    bottom:-10%;
    left:45%;
  z-index: 2;
}
.onsen-sec01 .area .wrap02 .pic03 {
  position: absolute;
  right:5%;
  bottom:-10%;
  width: 25%;
  z-index: 5;
}
.onsen-sec01 .area .wrap02 .pic01 img,
.onsen-sec01 .area .wrap02 .pic02 img,
.onsen-sec01 .area .wrap02 .pic03 img{
    width:100%;
}
.onsen-sec01 .bg {
  position: absolute;
    width:100%;
    bottom:0;
    z-index:0;
    opacity:0.5;
}
.onsen-sec01 .bg img{
    width:100%;
    height:100%;
    object-fit: cover;
}
@media screen and (max-width: 768px) {
  .onsen-sec01 {
    padding: 10% 0 0 0;
  }

  .onsen-sec01 .area {
      width:100%;
    flex-direction: column;
    align-items: center;
    margin:0 auto 0 auto;
  }

  .onsen-sec01 .area .wrap01 {
    width: 90%;
    gap: 1rem;
    margin-bottom: 2rem;
  }

  .onsen-sec01 .area .wrap01 .ttl {
    flex-direction: row;
    gap: 1rem;
  }

  .onsen-sec01 .area .wrap01 .ttl h2 {
    font-size: 2rem;
  }

  .onsen-sec01 .area .wrap01 .ttl span {
    font-size: 1.2rem;
  }

  .onsen-sec01 .area .wrap01 p {
    font-size: clamp(0.75rem,4vw,1rem);
  }

  .onsen-sec01 .area .wrap02 {
    width: 100%;
    position: relative;
  }

  .onsen-sec01 .area .wrap02 .pic01 {
    width: 100%;
  }

  .onsen-sec01 .area .wrap02 .pic02,
  .onsen-sec01 .area .wrap02 .pic03 {
      display: none;
  }
}











/* ===============================
   onsen-sec02
================================= */
.onsen-sec02 {
    padding:0 0 0 0;
}
.onsen-sec02 .area {
    text-align: center;
    background-image: url(../img/onsen/bg2.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    padding-block:10%;
}
.onsen-sec02 .area .wrap h2 {
    font-size: 2rem;
    font-weight: 600;
    color: #fff;
    margin-bottom:1rem;
}
.onsen-sec02 .area .wrap p {
    font-size: 1rem;
    color: #fff;
}

@media only screen and (max-width: 768px) {
.onsen-sec02 {
    padding:0 0 0 0;
}
.onsen-sec02 .area {
    padding-block:20%;
    padding-inline:10%;
}
.onsen-sec02 .area .wrap h2 {
    font-size: 1.5rem;
}
.onsen-sec02 .area .wrap p {
    font-size: 0.9rem;
    text-align: left;
}
}






/* ===============================
   onsen-sec03
================================= */
.onsen-sec03 {
    position:relative;
    padding:10% 0 0 0;
}
.onsen-sec03 .area {
    position:relative;
    display: flex;
    flex-direction: row;
    width:90%;
    margin: 0 0 0 auto;
    gap:3rem;
}
.onsen-sec03 .area.reverse {
    flex-direction: row-reverse;
    margin: 0 auto 0 0;
}
.onsen-sec03 .area .wrap01 {
    width:40%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap:3rem;
}
.onsen-sec03 .area .wrap01 .ttl {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap:2rem;
}
.onsen-sec03 .area .wrap01 .ttl .icon {
    max-width:100px;
}
.onsen-sec03 .area .wrap01 .ttl h2 {
    font-size:2rem;
    font-weight:bold;
    text-align: center;
}
.onsen-sec03 .area .wrap01 .ttl p {
    font-size:1rem;
    text-align: center;
}
.onsen-sec03 .area .wrap01 .info {
    font-size:1rem;
    padding-block:2rem;
    padding-inline:3rem;
    border-top:solid 1px ;
    border-bottom:solid 1px ;
}
.onsen-sec03 .area .wrap02 {
    width:60%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap:2px;
}
.onsen-sec03 .area .wrap02 .main-slide{
    width:100%;
}
.onsen-sec03 .area .wrap02 .main-slide img{
    width:100%;
    height:100%;
    object-fit: cover;
}
.samune {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4列均等 */
  gap: 2px;
  width: 100%;
}
.samune .image {
  width: 100%; /* gridのセルに合わせる */
  aspect-ratio: 4 / 3;
  cursor: pointer;
  opacity: 0.6;
  border: 2px solid transparent;
  transition: opacity 0.3s ease, border-color 0.3s ease;
}

.samune .image.is-active {
  opacity: 1;
  border-color: #000;
}

.samune .image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
@media only screen and (max-width: 768px) {
.onsen-sec03 {
    padding:25% 0 0 0;
}
  .onsen-sec03 .area {
    flex-direction: column;
    width: 100%;
    gap: 1rem;
    margin: 0 auto;
    padding-inline:5%;
  }

  .onsen-sec03 .area.reverse {
    flex-direction: column;
  }
.onsen-sec03 .area .wrap01 {
    width: 100%;
    gap:1rem;
}
    .onsen-sec03 .area .wrap02 {
    width: 100%;
}
.onsen-sec03 .area .wrap01 .ttl {
    gap:1rem;
}
  .onsen-sec03 .area .wrap01 .ttl h2 {
    font-size: 1.5rem;
    text-align: center;
  }
  .onsen-sec03 .area .wrap01 .ttl p {
    text-align: left;
  }

  .onsen-sec03 .area .wrap01 .info {
    font-size: 0.9rem;
    padding: 1rem;
  }
}






/* ===============================
   onsen-sec04
================================= */
.onsen-sec04 {
    padding:10% 0 0 0;
    color:white;
}
.onsen-sec04 .area {
    background-image: url(../img/onsen/bg2.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    padding-block:5%;
}
.onsen-sec04 .area .wrap{
    width:60%;
    margin:0 auto;
}
.onsen-sec04 .area .wrap .box01{
    display: flex;
    justify-content: center;
}
.onsen-sec04 .area .wrap .box01 .image{
    width:100%;
}
.onsen-sec04 .area .wrap .box01 .image:nth-child(1).fade-up {
  transition-delay: 0s;
}
.onsen-sec04 .area .wrap .box01 .image:nth-child(2).fade-up {
  transition-delay: 0.2s;
}
.onsen-sec04 .area .wrap .box01 .image:nth-child(3).fade-up {
  transition-delay: 0.4s;
}
.onsen-sec04 .area .wrap .box01 .image img {
    width:100%;
    height:100%;
    object-fit: cover;
}
.onsen-sec04 .area .wrap h2{
    font-size:2rem;
    font-weight:bold;
    margin-top:1rem;
}
.onsen-sec04 .area .wrap p{
    font-size:1rem;
    margin-top:1rem;
}
@media only screen and (max-width: 768px) {
.onsen-sec04 {
    padding:20% 0 0 0;
}
.onsen-sec04 .area {
    padding-block:15%;
}
.onsen-sec04 .area .wrap{
    width:100%;
}
.onsen-sec04 .area .wrap h2{
    font-size:1.5rem;
    padding-inline:10%;
    margin-top:2rem;
}
.onsen-sec04 .area .wrap p{
    font-size:0.9rem;
    padding-inline:10%;
}
}









/* ===============================
   onsen-sec05
================================= */
.onsen-sec05 {
  padding: 10% 0 10% 0;
  color: black;
}

.onsen-sec05 .area {
  width: 60%;
  margin: 0 auto;
}

.onsen-sec05 .area .wrap {
  display: flex;
  flex-direction: column;
  gap: 5rem;
  padding: 5rem;
  border: 1px solid #603813;
}

.onsen-sec05 .area .wrap .box01,
.onsen-sec05 .area .wrap .wrap02 {
  display: flex;
  flex-direction: column;
}

.onsen-sec05 .area .wrap .box01 .ttl,
.onsen-sec05 .area .wrap .wrap02 .ttl {
  color: #603813;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.onsen-sec05 .area .wrap .box01 .list,
.onsen-sec05 .area .wrap .wrap02 .list {
  margin: 0 auto;
  width: 100%;
  border-top: 1px dotted #ccc;
}

.onsen-sec05 .area .wrap .box01 .list dl,
.onsen-sec05 .area .wrap .wrap02 .list dl {
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px dotted #ccc;
}

.onsen-sec05 .area .wrap .box01 .list dt,
.onsen-sec05 .area .wrap .wrap02 .list dt {
  font-size: 1.1rem;
  width: 20%;
  font-weight: bold;
  box-sizing: border-box;
}

.onsen-sec05 .area .wrap .box01 .list dd,
.onsen-sec05 .area .wrap .wrap02 .list dd {
  width: 100%;
}

/* ===============================
   Responsive (スマホ対応)
================================= */
@media only screen and (max-width: 768px) {
  .onsen-sec05 {
    padding: 25% 5%;
  }

  .onsen-sec05 .area {
    width: 100%;
  }

  .onsen-sec05 .area .wrap {
    padding: 2rem;
    gap: 3rem;
  }

  .onsen-sec05 .area .wrap .box01 .ttl,
  .onsen-sec05 .area .wrap .wrap02 .ttl {
    font-size: 1.6rem;
    text-align: center;
  }

  .onsen-sec05 .area .wrap .box01 .list dl,
  .onsen-sec05 .area .wrap .wrap02 .list dl {
    flex-direction: column;
    align-items: flex-start;
  }

  .onsen-sec05 .area .wrap .box01 .list dt,
  .onsen-sec05 .area .wrap .wrap02 .list dt {
    width: 100%;
  }

  .onsen-sec05 .area .wrap .box01 .list dd,
  .onsen-sec05 .area .wrap .wrap02 .list dd {
    width: 100%;
  }
}