@charset "UTF-8";
html {
  overflow: auto;
}
body {
  font-family: "Noto Serif JP", serif;
  overflow-x: hidden;
  background-color: #f7efff;
}

.kv .swiper-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border: solid 10px #efe0ff;
}

h2 {
  font-size: 40px;
  text-align: center;
  margin-bottom: 50px;
  color: #bf7fff;
  text-shadow: 1px 5px 3px #c68eff;
  text-decoration: underline;
  margin-top: 100px;
}
header {
  color: #ba55d3;
  height: 75px;
  background-color: #e5ccff;
  background: linear-gradient(#e5ccff, #fff);
  display: flex;
  align-items: center;
  gap: 0 20px;
  padding: 0 20px;
  cursor: pointer;
  margin-bottom: 30px;
}
h1 {
  font-size: 40px;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  margin-bottom: 120px;
}

.header-nav ul {
  display: flex;
  gap: 0 40px;
  font-size: 17px;
}
a:hover {
  color: #ba55d3;
}

.kv-content {
  position: relative;
}
.kv p {
  color: #ead6ff;
  font-size: 120px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  font-style: italic;
  text-shadow: 10px 2px 3px #c68eff;
  z-index: 2000;
}
.kv {
  text-align: center;
  height: auto;
}

.kv img {
  width: 100%;
}

.item {
  opacity: 0;
}

.item.show:first-of-type {
  animation: fade 0.5s forwards;
}

.item.show:nth-of-type(2) {
  animation: fade 2s forwards;
}

.item.show:last-of-type {
  animation: fade 3.5s forwards;
}

@keyframes fade {
  0% {
    opacity: 0;
    transform: translateY(150px);
  }

  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.mySwiper {
  overflow: unset;
}
.swiper-slide img {
  width: 100%;
  border: solid 3px #efe0ff;
  border-radius: 20px;
}

.item_list {
  display: flex;
  justify-content: space-between;
}

.item {
  width: 20%;
  margin: 0 70px;
  border: solid 5px #efe0ff;
  box-shadow: 0 3px 6px rgb(0, 0, 0, 0.6);
}

.item picture img {
  width: 100%;
}
.item strong {
  display: block;
  text-align: center;
  font-size: 20px;
  padding: 30px 0 10px;
  background-color: #fff;
}
.item p {
  text-align: center;
  padding-bottom: 20px;
  background-color: #fff;
}

.top_sec3 .box {
  background-color: #fff;
  width: 71%;
  margin: 0 auto;
  padding: 10px;
}

.box {
  position: relative;
}
.box_image img {
  display: block;
  max-width: 100%;
  border: solid 4px #efe0ff;
}

.box_text {
  box-sizing: border-box;
  border-radius: 20px;
  height: 150px;
  text-align: center;
  padding: 10px 20px;
}
.box_text strong {
  align-items: flex-end;
  font-size: 40px;
  color: #bf7fff;
}

.box_text p {
  display: inline-block;
  font-size: 14px;
  text-align: left;
  align-items: center;
}
.box_text {
  border: 3px solid #efe0ff;
  background-color: #f7efff;
}
.box_image {
  position: relative;
  top: 0px;
  left: 50%;
  transform: translateX(-100%);
  width: 50%;
  max-width: 480px;
}
.box_text {
  position: absolute;
  top: 50%;
  left: 45%;
  transform: translateY(-50%);
  width: 50%;
  max-width: 700px;
}
.box:nth-of-type(even) .box_image {
  transform: translateX(0%);
}
.box:nth-of-type(even) .box_text {
  left: 55%;
  transform: translateX(-100%) translateY(-50%);
}

.contact {
  display: flex;
  justify-content: space-around;
}
.bird img {
  width: 70%;
  border-radius: 50%;
  margin: 30px 20px;
  border: solid 10px #efe0ff;
}

.contact form label {
  display: block;
  width: 100px;
}
.contact form input,
.contact form textarea {
  width: 100%;
  background-color: #efe0ff;
  padding: 10px;
  margin-bottom: 10px;
  border: 2px solid #bf7fff;
}
textarea {
  resize: none;
  width: 300px;
  height: 200px;
}
.contact form button {
  width: 90px;
  height: 40px;
  font-size: 13px;
  text-align: center;
  margin: 0 auto;
  border: solid 2px #efe0ff;
  background-color: #bf7fff;
}

footer {
  text-align: center;
  background: linear-gradient(#fff, #e5ccff, #bf7fff);
  padding: 5px 0;
  margin-top: 50px;
}
footer strong {
  text-decoration: underline;
  font-size: 18px;
  color: #ba55d3;
}

footer p {
  color: #bf7fff;
  font-size: 20px;
}

footer small {
  color: #ba55d3;
  display: block;
  font-size: 15px;
  margin: 10px 0 10px;
}
nav ul {
  color: #bf7fff;
  justify-content: end;
  gap: 0 40px;
  font-size: 17px;
  padding: 0 40px;
}

@media screen and (max-width: 1200px) {
  .box_text p {
    font-size: 13px;
  }
  .item p {
    font-size: 13px;
  }
}

@media screen and (max-width: 950px) {
  .kv img {
    width: 100%;
    height: 0 auto;
  }
  .kv p {
    font-size: 90px;
  }
  .item_list {
    display: block;
  }
  .item {
    margin: 0 auto;
    margin-top: 50px;
    width: 35%;
  }
  .item strong {
    font-size: 35px;
  }
  .item p {
    font-size: 20px;
    text-align: center;
  }
  .swiper-slide img {
    width: 120%;
  }
  form {
    margin-right: 40px;
  }
  .box_text strong {
    font-size: 30px;
  }
}

@media screen and (max-width: 760px) {
  .swiper-slide img {
    width: 100%;
  }
  .box_text {
    position: static;
    transform: translateY(0);
    margin: 0 auto;
  }
  .box_text p {
    font-size: 13px;
  }
  .box:nth-of-type(even) .box_image {
    transform: translateX(-100%);
  }

  .box:nth-of-type(even) .box_text {
    transform: translate(0, 0);
  }
  .box_image {
    margin: 0 auto;
    
  }
  .kv p {
    font-size: 60px;
    text-shadow: 6px 2px 3px #c68eff;
  }
  .item strong {
    font-size: 30px;
  }
  .item p {
    font-size: 15px;
    text-align: center;
  }
  .box_text p {
    font-size: 11px;
  }
  .box_text strong {
    font-size: 30px;
  }
  .top_sec3 .box {
    width: 90%;
  }
  .h-btn {
    width: 30px;
    height: 20px;
    position: relative;
  }
  .header-nav {
    height: 500px;
    width: 135px;
  }
  .h-btn {
    width: 50px;
    height: 40px;
    position: relative;
    cursor: pointer;
    z-index: 3000;
    margin-top: 20px;
  }
  .h-btn span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 3.5px;
    background-color: #ba55d3;
    transition: s5;
  }
  nav ul a {
    font-size: 20px;
  }
  .h-btn span:first-of-type {
    top: 0;
  }
  .h-btn span:nth-of-type(2) {
    top: 50%;
  }
  .h-btn span:last-of-type {
    top: 100%;
  }
  .h-btn.active span:first-of-type,
  .h-btn.active span:last-of-type {
    top: 50%;
  }
  .h-btn.active span:first-of-type {
    transform: translateY(-50%) rotate(45deg);
  }
  .h-btn.active span:nth-of-type(2) {
    opacity: 0;
  }
  .h-btn.active span:last-of-type {
    transform: translateY(-50%) rotate(-45deg);
  }
  .header-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 200px;
    height: 620px;
    text-align: center;
    padding-top: 160px;
    transform: translateX(-100vw);
    transition: 0.5s;
    z-index: 1000;
    background: linear-gradient(#f7efff, #fff);
    font-size: 20px;
    color: #c68eff;
    text-decoration: underline #c68eff;
  }
  h1 {
    display: none;
  }
  .header-nav ul {
    display: block;
  }
  .header-nav.active {
    transform: translateX(0);
  }
  .header-nav li {
    margin-bottom: 40px;
  }
  .bird {
    text-align: center;
  }
  .bird img {
    width: 70%;
    margin: 0 auto;
  }
  .contact form {
    width: 60%;
  }

  .contact {
    display: block;
  }
  .contact form {
    width: 60%;
    margin: 0 auto;
  }
}
@media screen and (max-width: 610px) {
  .top_sec3 .box {
    width: 100%;
  }
  .item {
    margin: 0 auto;
    margin-top: 50px;
    width: 45%;
  }
  .bird img {
    width: 70%;
  }
  .header-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 180px;
    height: 520px;
  }
  .top_sec3 .box {
    width: 90%;
  }
  .swiper-slide img {
    width: 100%;
  }
}
@media screen and (max-width: 500px) {
  .kv p {
    transform: none;
    font-size: 38px;
  }
  .h-btn {
    width: 40px;
    height: 30px;
  }
  .header-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 180px;
    height: 450px;
  }
  
  .item strong {
    font-size: 25px;
  }
}
@media screen and (max-width: 375px) {
  .header-nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 180px;
    height: 360px;
  }
  .header-nav {
    padding-top: 100px;
  }
  .item {
    width: 60%;
  }
  .swiper-slide img {
    width: 110%;
  }
  .box_text {
    width: 100%;
  }
  .box_text p {
    font-size: 13px;
  }
  .box_text strong {
    font-size: 25px;
  }
  .box_image {
    width: 100%;
    transform: translateX(-50%);
  }

  .box:nth-of-type(even) .box_image {
    transform: translateX(-50%);
  }
  .contact form {
    width: 70%;
  }
}