@charset "UTF-8";

html {
  scroll-behavior: smooth;
  font-size: 100%;
}

body {
  color: #121212;
  font-family: 'YuGothic', 'Yu Gothic', sans-serif;
}

img {
  max-width: 100%;
  vertical-align: bottom;
}

li {
  list-style: none;
}

a {
  color: #121212;
  text-decoration: none;
  transition: all .3s ease;
}

a:hover {
  opacity: 0.7;
}

/* /////header logo///// */
#header .logo {
  width: 100%;
  max-width: 130px;
  position: fixed;
  top: 15px;
  left: 20px;
  z-index: 30;
}

#header .log a {
  display: block;
}

#header .logo img {
  width: 100%;
}

/* /////hamburger menu: button///// */
#header .hamburger {
  width: 60px;
  height: 60px;
  /* background-color: #fff; */
  border-radius: 50%;
  cursor: pointer;
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 30;
  background-color: rgb(173, 216, 230, 0.6);
  transition: all .4s ease;
}

#header .hamburger span {
  width: 30px;
  height: 2px;
  background-color: #121212;
  display: inline-block;
  position: absolute;
  left: 15px;
  transition: all .4s ease;
}

#header .hamburger span:nth-of-type(1) {
  top: 25px;
}

#header .hamburger span:nth-of-type(2) {
  top: 35px;
}

/* ///active/// */
#header .hamburger.active {
  background-color: #fff;
}

#header .hamburger.active span:nth-of-type(1) {
  top: 30px;
  transform: rotate(-30deg);
}

#header .hamburger.active span:nth-of-type(2) {
  top: 30px;
  transform: rotate(30deg);
}

/* /////hamburger menu: menu list///// */
#header .navi {
  width: 100%;
  height: 100vh;
  background-color: #f2f9fd;
  padding: 100px 20px;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  transition: all .6s ease;
  opacity: 0;
  visibility: hidden;
}

/* ///active/// */
#header .navi.active {
  opacity: 1;
  visibility: visible;
}

#header .navi .menu-area {
  width: 100%;
  height: 100vh;
  overflow: auto;
}

#header .navi .menu-area .menu {
  max-width: 640px;
  display: flex;
  flex-wrap: wrap;
  background-color: #fff;
  border-radius: 20px 20px 0 0;
  padding: 80px 80px 20px;
  margin: 0 auto;
}

#header .navi .menu-area .menu li {
  width: 46%;
  border-bottom: 1px dashed #121212;
  margin: 0 2%;
  position: relative;
}

#header .navi .menu li::after {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 2px solid #121212;
  border-right: 2px solid #121212;
  transform: rotate(45deg);
  position: absolute;
  top: 38px;
  right: 10px;
}

#header .navi .menu-area .menu li:nth-child(-n+2) {
  border-top: 1px dashed #121212;
}

#header .navi .menu-area .menu li a {
  display: block;
  padding: 30px 0;
}

#header .navi .menu-area .btn {
  max-width: 640px;
  display: flex;
  align-items: center;
  background-color: #fff;
  border-radius: 0 0 20px 20px;
  padding: 20px 80px 80px;
  margin: 0 auto;
}

#header .navi .menu-area .btn li {
  width: 46%;
  background-color: #ffef00;
  border-radius: 20px;
  margin: 0 2%;
}

#header .navi .menu-area .btn li a {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  padding: 20px 0;
}

#header .navi .menu-area .btn li .arrow {
  width: 20px;
  margin-right: 10px;
}

/* /////main visual///// */
.mainvisual {
  position: relative;
}

.mainvisual .wave {
  position: absolute;
  bottom: -2px;
}

/* /////about///// */
#about {
  padding: 80px 0;
  position: relative;
  text-align: center;
}

#about .title {
  font-size: 48px;
  font-weight: bold;
  margin-bottom: 50px;
}

#about .text {
  line-height: 2.5;
}

#about .img {
  width: 95%;
  animation: swing 3s ease infinite alternate-reverse;
  margin: 0 auto;
  position: absolute;
  top: 120px;
  left: 0;
  right: 0;
  z-index: -10;
}

@keyframes swing {
  0% {
    transform: rotate(0) scale(0.8);
  }

  25% {
    /* transform: rotate(2deg); */
    transform: rotateX(20deg) rotateY(40deg) scale(1.1);
  }

  50% {
    transform: rotate(15deg) scale(0.7);
  }

  75% {
    /* transform: rotate(2deg); */
    transform: rotateX(-10deg) rotateY(-25deg) scale(1.05);
  }

  100% {
    transform: rotate(0) scale(1);
  }
}

/* /////parallax///// */
.parallax {
  height: 600px;
  background-image: url(../img/parallax.jpg);
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  position: relative;
}

.parallax .wave-top {
  position: absolute;
  top: -2px;
}

.parallax .wave-bottom {
  position: absolute;
  bottom: -2px;
}

/* /////introduction///// */
.wrapper {
  max-width: 1240px;
  padding: 0 20px;
  margin: 0 auto;
}

.section-title {
  margin-bottom: 60px;
  text-align: center;
}

.section-title .text {
  font-size: 36px;
  font-weight: bold;
  display: inline-block;
  position: relative;
}

.section-title .text::before,
.section-title .text::after {
  content: "";
  width: 50px;
  height: 100%;
  position: absolute;
  top: -3px;
}

.section-title .text::before {
  background-image: url(../img/icon-tree-l.png);
  background-size: contain;
  left: -60px;
}

.section-title .text::after {
  background-image: url(../img/icon-tree-r.png);
  background-size: contain;
  right: -60px;
}

.section-title .img {
  max-width: 80px;
  display: block;
  margin: -10px auto 0;
}

#introduction {
  padding-top: 80px;
}

#introduction .item {
  display: flex;
  margin-bottom: 80px;
}

#introduction .item .img {
  max-width: 640px;
}

#introduction .item .text {
  max-width: 560px;
  padding: 0 6%;
}

#introduction .item .text .content-title {
  display: flex;
  align-items: center;
  margin-bottom: 40px;
  animation: float 3.5s ease-in-out infinite alternate;
}

@keyframes float {
  0% {
    transform: rotateX(-30deg) rotateY(-3deg) scale(1);
  }

  50% {
    transform: rotate(9) scale(1.08);
  }

  100% {
    transform: rotateX(11deg) rotateY(9deg) scale(1.05);
  }
}

#introduction .item .text .content-title .title-img {
  width: auto;
  height: 130px;
  margin-right: 30px;
}

#introduction .item .text .content-title .title-text {
  font-size: 28px;
  margin-top: 25px;
}

/* /////original///// */
/* #introduction .item .text .description {
  height: 80px;
  line-height: 1.8;
  margin-bottom: 30px;
  overflow: hidden;
  text-align: justify;
} */

/* /////arranged///// */
#introduction .item .text .description {
  max-height: 0;
  overflow: hidden;
  transition: max-height .5s ease-in-out;
}

#introduction .item .text .description.expanded {
  max-height: 500px;
  /* コンテンツの最大高さに合わせる */
}

#introduction .item .text .btn {
  max-width: 140px;
  border: 1px solid #121212;
  border-radius: 10px;
  cursor: pointer;
  display: block;
  font-size: 12px;
  padding: 8px 0;
  position: relative;
  text-align: center;
}

#introduction .item .text .btn::before {
  content: "";
  width: 11px;
  height: 1px;
  background-color: #121212;
  position: absolute;
  top: 17px;
  right: 14px;
}

#introduction .item .text .btn::after {
  content: "";
  width: 1px;
  height: 11px;
  background-color: #121212;
  position: absolute;
  top: 12px;
  right: 19px;
}

/* /////reservation///// */
.reservation {
  background-color: #f2f9fd;
  padding: 100px 0;
  position: relative;
  text-align: center;
}

.reservation .text {
  animation: blink 1.3s ease-in-out infinite alternate;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 15px;
}

@keyframes blink {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}

.reservation .btn {
  max-width: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #ffef00;
  border-radius: 15px;
  box-shadow: 0px 4px 0px 0px #aaa;
  font-weight: bold;
  padding: 20px 0;
  margin: 0 auto;
}

.reservation .btn .arrow {
  width: 20px;
  margin-right: 10px;
}

.reservation .btn:hover {
  transform: translateX(5px);
  box-shadow: none;
}

.reservation .wave-top img {
  width: 100%;
  height: 34px;
  object-fit: cover;
  position: absolute;
  top: -2px;
  left: 0;
}

.reservation .wave-bottom img {
  width: 100%;
  height: 34px;
  object-fit: cover;
  position: absolute;
  bottom: -2px;
  left: 0;
}

/* /////activity///// */
#activity {
  padding: 80px 0;
}

#activity .swiper {
  width: 100%;
  max-width: 1360px;
}

#activity .swiper .swiper-wrapper .swiper-slide {
  margin: 0 auto;
  text-align: center;
}

#activity .swiper .swiper-wrapper .swiper-slide:nth-child(even) {
  margin-top: 80px;
}

#activity .swiper .swiper-wrapper .swiper-slide img {
  width: 100%;
  max-width: 400px;
  border-radius: 50%;
}

#activity .swiper .swiper-wrapper .swiper-slide .title {
  font-size: 24px;
  font-weight: bold;
  margin: 30px 0 20px;
}

#activity .swiper .swiper-wrapper .swiper-slide .text {
  line-height: 1.8;
}

/* ///swiper/// */
/* Swiperコンテナを相対配置に */
.swiper {
  position: relative;
  overflow: hidden;
  /* 内部のはみ出しを隠す */
}

/* 両端にグラデーションのオーバーレイを追加 */
.swiper::before,
.swiper::after {
  content: "";
  position: absolute;
  top: 0;
  width: 230px;
  /* ぼかしの幅を調整 */
  height: 100%;
  pointer-events: none;
  /* クリックなどの操作を邪魔しないように */
  z-index: 10;
}

/* 左側のグラデーション（背景色に合わせて調整） */
.swiper::before {
  left: 0;
  background: linear-gradient(to right, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
}

/* 右側のグラデーション */
.swiper::after {
  right: 0;
  background: linear-gradient(to left, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
}

/* /////map///// */
#map {
  background-color: #f2f9fd;
  padding: 200px 0 60px;
  position: relative;
}

#map .wave-top {
  position: absolute;
  top: -2px;
}

#map .wave-bottom {
  position: absolute;
  top: calc(100% - 2px);
}

#map .head-text {
  line-height: 1.8;
  margin-bottom: 40px;
  text-align: center;
}

#map .activity-map {
  position: relative;
}

#map .activity-map .spot1 {
  position: absolute;
  top: 40%;
  left: 1%;
}

#map .activity-map .spot2 {
  position: absolute;
  top: 69%;
  left: 19%;
}

#map .activity-map .spot3 {
  position: absolute;
  top: 53%;
  left: 32%;
}

#map .activity-map .spot4 {
  position: absolute;
  top: 95%;
  left: 45%;
}

#map .activity-map .spot5 {
  position: absolute;
  top: 86%;
  left: 70%;
}

#map .activity-map .spot {
  width: 100%;
  max-width: 220px;
  text-align: center;
}

#map .activity-map .spot .spot-btn {
  background-color: #fff;
  border: 1px solid #121212;
  border-radius: 30px;
  cursor: pointer;
  display: inline-block;
  font-size: 14px;
  padding: 5px 35px;
  position: relative;
  background-color: #d2effa;
}

#map .activity-map .spot .spot-btn::before {
  content: "";
  width: 11px;
  height: 1px;
  background-color: #121212;
  position: absolute;
  top: 15px;
  right: 14px;
}

#map .activity-map .spot .spot-btn::after {
  content: "";
  width: 1px;
  height: 11px;
  background-color: #121212;
  position: absolute;
  top: 10px;
  right: 19px;
}

#map .activity-map .spot .spot-img {
  max-width: 180px;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity .5s ease, transform .5s ease;
  pointer-events: none;
  margin: 0 auto;
  position: absolute;
  top: -190px;
  left: 0;
  right: 0;
  z-index: 10;
}

#map .activity-map .spot .spot-img.show {
  opacity: 1;
  transform: scale(1.0);
}

#map .activity-map .spot .spot-img img {
  border-radius: 50%;
}

#map .activity-map .spot-list {
  display: none;
}

/* ///bottom image/// */
.bottom-img img {
  width: 100%;
  height: 700px;
  object-fit: cover;
  object-position: bottom;
}

/* ///fixed button/// */
#fixed-btn {
  width: 120px;
  opacity: 0;
  visibility: hidden;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 10;
  transition: opacity .5s ease, visibility .5s ease;
}

/* ///active/// */
#fixed-btn.active {
  opacity: 1;
  visibility: visible;
}

/* /////footer///// */
#footer {
  background-color: #f2f9fd;
  padding: 20px 40px;
}

#footer .content {
  max-width: 1000px;
  display: flex;
  justify-content: space-between;
  background-color: #fff;
  border-radius: 30px;
  padding: 5%;
  margin: 0 auto 30px;
  position: relative;
  top: -60px;
}

#footer .content .info-area {
  width: 50%;
  font-size: 14px;
}

#footer .content .info-area .address {
  margin-bottom: 5px;
}

#footer .content .info-area .tel {
  margin-bottom: 30px;
}

#footer .content .info-area .menu {
  display: flex;
  flex-wrap: wrap;
}

#footer .content .info-area .menu li {
  width: 45%;
  border-bottom: 1px dashed #121212;
  position: relative;
  margin-right: 5%;
}

#footer .content .info-area .menu li:after {
  content: "";
  width: 8px;
  height: 8px;
  border-top: 1px solid #121212;
  border-right: 1px solid #121212;
  transform: rotate(45deg);
  position: absolute;
  top: 20px;
  right: 20px;
}

#footer .content .info-area .menu li:nth-child(-n+2) {
  border-top: 1px dashed #121212;
}

#footer .content .info-area .menu li a {
  display: block;
  padding: 12px 0;
}

#footer .content .btn-area {
  width: 45%;
  max-width: 380px;
  margin-left: 5%;
}

#footer .content .btn-area .btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #ffef00;
  border-radius: 20px;
  font-weight: bold;
  padding: 25px 0;
}

#footer .content .btn-area .btn:first-child {
  margin-bottom: 20px;
}

#footer .content .btn-area .arrow {
  width: 20px;
  margin-right: 10px;
}

#footer .copyright {
  font-size: 10px;
  text-align: center;
}


/* /////////////////
/////responsive/////
///////////////// */
@media screen and (max-width: 767px) {
  .wrapper {
    max-width: 100vw;
    overflow-x: hidden;
  }

  #header .logo {
    max-width: 100px;
    top: 23px;
  }

  #header .navi .menu-area .menu {
    flex-direction: column;
    padding: 20px;
  }

  #header .navi .menu-area .menu li {
    width: 100%;
    margin: 0;
  }

  #header .navi .menu-area .menu li::after {
    top: 30px;
  }

  #header .navi .menu-area .menu li:nth-child(-n+2) {
    border-top: none;
  }

  #header .navi .menu-area .menu li a {
    padding: 20px 0;
  }

  #header .navi .menu-area .btn {
    flex-direction: column;
    padding: 20px;
  }

  #header .navi .menu-area .btn li {
    width: 100%;
    margin: 0 0 20px;
  }

  #about {
    padding: 40px 0;
  }

  #about .title {
    font-size: 34px;
    margin-bottom: 20px;
  }

  #about .text {
    font-size: 14px;
  }

  .parallax {
    height: 400px;
    background-attachment: scroll;
  }

  .section-title {
    margin-bottom: 30px;
  }

  .section-title .text {
    font-size: 26px;
  }

  .section-title .text::before,
  .section-title .text::after {
    width: 25px;
    top: 3px;
  }

  .section-title .text::before {
    left: -35px;
  }

  .section-title .text::after {
    right: -35px;
  }

  #introduction {
    padding-top: 40px;
  }

  #introduction .item.tour1 {
    flex-direction: column;
    margin-bottom: 60px;
  }

  #introduction .item.tour2 {
    flex-direction: column-reverse;
    margin-bottom: 60px;
  }

  #introduction .item .img {
    max-width: 100%;
    margin-bottom: 20px;
  }

  #introduction .item .text {
    max-width: 100%;
    padding: 0;
  }

  #introduction .item .text .content-title {
    margin-bottom: 20px;
  }

  #introduction .item .text .content-title .title-img {
    height: 80px;
    margin-right: 20px;
  }

  #introduction .item .text .content-title .title-text {
    font-size: 22px;
    margin-top: 20px;
  }

  .reservation {
    padding: 80px 0;
  }

  .reservation .text {
    font-size: 18px;
  }

  .reservation .btn {
    max-width: 320px;
  }

  #activity {
    padding: 40px 0;
  }

  #activity .swiper {
    width: 100%;
    text-align: center;
    padding: 0 20px;
  }

  #activity .swiper .swiper-wrapper .swiper-slide .title {
    font-size: 18px;
    margin: 20px 0 10px;
  }

  #activity .swiper .swiper-wrapper .swiper-slide .text {
    font-size: 14px;
  }

  .swiper::before,
  .swiper::after {
    width: 70px;
  }

  #map {
    padding: 100px 0 40px;
  }

  #map .head-text {
    font-size: 14px;
    margin-bottom: 30px;
  }

  #map .activity-map .spot .spot-btn {
    display: none;
  }

  #map .activity-map .spot-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px 20px;
    margin-top: 40px;
  }

  #map .activity-map .spot-list li {
    width: calc(50% - 10px);
  }

  #map .activity-map .spot-list li img {
    border-radius: 50%;
  }

  #map .activity-map .spot-list li .title {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 15px;
    font-weight: bold;
    margin-bottom: 5px;
  }

  #map .activity-map .spot-list li .title .no {
    width: 35px;
    height: 35px;
    background-color: #fff;
    border: 1px solid #707070;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 17px;
    margin-right: 10px;
  }

  .bottom-img img {
    height: 300px;
  }

  #fixed-btn {
    width: 80px;
    bottom: 10px;
    right: 10px;
  }

  #footer .content {
    flex-direction: column;
    padding: 40px 20px;
    margin: 0 auto;
  }

  #footer .content .info-area {
    width: 100%;
    margin-bottom: 30px;
  }

  #footer .content .btn-area {
    width: 100%;
    margin: 0 auto;
  }
}