@charset "UTF-8";

html {
  scroll-behavior: smooth;
}

html,
body {
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Source Sans Pro', sans-serif;
  font-weight: 300;
  background-color: #050507;
}

/* //////////header////////// */
header {
  position: fixed;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 30px;
  /* ///notes/// */
  /* //scroll:520px--opacity: 1, pointer-event: auto// */
  opacity: 0;
  pointer-events: none;
  transition: opacity .6s ease;
}

header.show {
  opacity: 1;
  pointer-events: auto;
}

/* -----header logo----- */
header .header-logo {
  position: fixed;
  width: 100%;
  z-index: 40;
}

header .header-logo a {
  display: flex;
  align-items: center;
}

/* -----hamburger menu----- */
header .hamburger-menu-icon {
  position: fixed;
  top: 30px;
  right: 30px;
  width: 42px;
  height: 42px;
  cursor: pointer;
  z-index: 40;
}

header .hamburger-menu-icon {
  transition: opacity .3s ease;
}

header .hamburger-menu-icon:hover {
  opacity: 0.6;
}

header .hamburger-menu-icon span {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: inline-block;
  width: 30px;
  height: 2px;
  background-color: #fff;
  transition: transform .7s ease;
}

/* -----hamburger menu: closed----- */
header .hamburger-menu-icon span:nth-of-type(1) {
  top: 9px;
}

header .hamburger-menu-icon span:nth-of-type(2) {
  top: 20px;
}

header .hamburger-menu-icon span:nth-of-type(3) {
  top: 31px;
}

/* -----hamburger menu: opened----- */
header .hamburger-menu-icon.open span:nth-of-type(1) {
  top: 20px;
  transform: translateX(-50%) rotate(-45deg);
}

header .hamburger-menu-icon.open span:nth-of-type(2) {
  opacity: 0;
}

header .hamburger-menu-icon.open span:nth-of-type(3) {
  top: 20px;
  transform: translateX(-50%) rotate(45deg);
}

/* -----hamburger menu: list----- */
nav.hamburger-menu-list {
  position: fixed;
  width: 100%;
  height: auto;
  padding-top: 80px;
  font-size: 16px;
  background-color: #050507;
  text-align: center;
  transform: translateY(-100%);
  opacity: 0;
  z-index: 30;
  transition: transform .7s ease-in-out, opacity .7s ease;
}

nav.hamburger-menu-list li {
  transition: opacity .3s ease;
}

nav.hamburger-menu-list li:hover {
  opacity: 0.6;
}

nav.hamburger-menu-list.open {
  transform: translateY(0);
  opacity: 1;
}

nav.hamburger-menu-list ul {
  padding-top: 5px;
  list-style: none;
}

nav.hamburger-menu-list li {
  margin-bottom: 25px;
  color: #fff;
}

nav.hamburger-menu-list a {
  color: inherit;
  text-decoration: none;
}

/* //////////main////////// */
#mainvisual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  transition: transform .1s ease-out;
  z-index: -5;
}

/* -----mainvisual images----- */
#mainvisual .flower-img {
  width: 100%;
}

#mainvisual img {
  width: 100%;
}

/* -----site title----- */
main h1.site-title {
  position: relative;
  padding: 120px 0;
  color: #fff;
  font-size: 100px;
  font-weight: normal;
  line-height: 1.25;
  letter-spacing: 0.003em;
  text-align: center;
  background-color: #050507;
  transform: translateY(20%);
  opacity: 0;
  transition: transform 1.5s ease, opacity 1.5s ease;
  z-index: -5;
}

h1.site-title.active {
  opacity: 1;
  transform: translate(0);
}

/* -----information----- */
#information {
  width: 100%;
  margin: 0 auto;
  color: #fff;
  text-align: center;
  padding-bottom: 154px;
  background-color: #050507;
  transform: translateY(20%);
  opacity: 0;
  transition: transform 1.5s ease, opacity 1.5s ease;
}

#information.active {
  transform: translate(0);
  opacity: 1;
}

#information h2.information-title {
  max-width: 800px;
  display: inline-block;
  margin-bottom: 55px;
  padding-bottom: 4px;
  font-size: 60px;
  font-weight: normal;
  line-height: 2;
  letter-spacing: 0.0018em;
  border-bottom: 1px solid #ccc;
}

#information p:nth-of-type(1) {
  font-size: 24px;
  line-height: 1;
}

#information p:nth-of-type(1) span {
  font-size: 18px;
  line-height: 1.3;
}

#information p:nth-of-type(2) {
  padding: 30px 0 25px;
  font-size: 40px;
  font-weight: bold;
  line-height: 0.6;
}

#information p:nth-of-type(3) {
  font-size: 18px;
  line-height: 1.3;
}

/* -----//side-button//----- */
#side_btn {
  position: fixed;
  display: flex;
  right: -128px;
  bottom: 200px;
  padding: 10px;
  opacity: 0;
  transform: rotate(-90deg) translateY(100%);
  transition: transform .3s ease, opacity .3s ease;
  z-index: 10;
}

#side_btn.appear {
  opacity: 1;
  transform: rotate(-90deg) translate(0);
}

#side_btn a {
  height: 100%;
  font-size: 12px;
  color: #fff;
  text-decoration: none;
  border-top: 1px solid #fff;
  transition: opacity .3s ease;
}

#side_btn a:hover {
  opacity: 0.6;
}

#side_btn a:nth-of-type(1) {
  padding: 10px 30px;
  border-left: 1px solid #fff;
  border-right: 0.5px solid #fff;
}

#side_btn a:nth-of-type(2) {
  padding: 10px 30px;
  border-left: 0.5px solid #fff;
  border-right: 1px solid #fff;
}

/* -----gallery----- */
#gallery {
  width: 100%;
  margin: 0 auto;
  padding: 49px 30px 0;
  text-align: center;
  background-color: #050507;
}

#gallery h2.gallery-title {
  display: inline-block;
  margin-bottom: 49px;
  padding-bottom: 4px;
  color: #fff;
  font-size: 60px;
  font-weight: normal;
  line-height: 2;
  letter-spacing: 0.0018em;
  border-bottom: 1px solid #ccc;
  transform: translateY(45%);
  opacity: 0;
  transition: transform 1.5s ease, opacity 1.5s ease;
}

#gallery h2.gallery-title.active {
  opacity: 1;
  transform: translate(0);
}

#gallery .gallery-pics {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
}

#gallery li {
  transform: translateY(20%);
  opacity: 0;
  transition: transform 1.5s ease, opacity 1.5s ease;
}

#gallery li.active {
  transform: translate(0);
  opacity: 1;
}

#gallery li:not(:last-of-type) {
  margin-bottom: 60px;
}

#gallery ul.gallery-pics li:nth-of-type(odd) {
  text-align-last: left;
}

#gallery ul.gallery-pics li:nth-of-type(even) {
  text-align: right;
}

#gallery div:nth-of-type(1) img {
  width: 100%;
  max-width: 355px;
  max-height: 488px;
}

#gallery div:nth-of-type(2) img {
  width: 100%;
  max-width: 355px;
  max-height: 235px;
}

#gallery div:nth-of-type(3) img {
  width: 100%;
  max-width: 355px;
  max-height: 355px;
}

#gallery div:nth-of-type(4) img {
  width: 100%;
  max-width: 355px;
  max-height: 533px;
}

#gallery div:nth-of-type(5) img {
  width: 100%;
  max-width: 355px;
  max-height: 444px;
}

#gallery div:nth-of-type(6) img {
  width: 100%;
  max-width: 355px;
  max-height: 235px;
}

/* -----access----- */
#access {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  /* padding: 493px 30px 562px; */
  /* ----temporary---- */
  padding: 293px 30px 562px;
  color: #fff;
  text-align: center;
  scroll-margin-top: -90px;
}

#access .access-bg-img {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  object-fit: contain;
  opacity: 0;
  z-index: -10;
  transition: opacity .5s ease;
}


#access .access-bg-img.appear {
  opacity: 0.8;
}

#access h2.accesss-title {
  display: inline-block;
  padding-bottom: 4px;
  font-size: 60px;
  font-weight: normal;
  line-height: 2;
  letter-spacing: 0.0018em;
  border-bottom: 1px solid #ccc;
}

#access p.access-place {
  padding-top: 55px;
  padding-bottom: 24px;
  font-size: 28px;
  font-weight: bold;
  line-height: 0.85;
}

#access p.access-address {
  margin-bottom: 25px;
  font-size: 16px;
  line-height: 1.45;
}

#access p.access-contacts {
  margin-bottom: 31px;
  font-size: 16px;
  line-height: 1.45;
}

/* -----link button----- */
#access a {
  display: inline-block;
  padding: 15px 82px;
  font-size: 16px;
  color: inherit;
  text-decoration: none;
  border: 1px solid #fff;
  cursor: pointer;
}

/* -----contact----- */
#contact {
  width: 100%;
  margin: 0 auto;
  color: #fff;
  background-color: #050507;
  text-align: center;
  border-bottom: 1px solid #fff;
}

#contact h2.contact-title {
  display: inline-block;
  padding-bottom: 4px;
  font-size: 60px;
  font-weight: normal;
  line-height: 2;
  letter-spacing: 0.0018em;
  border-bottom: 1px solid #ccc;
}

#contact .contact-btn-wrapper {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding-top: 49px;
  padding-bottom: 200px;
}

#contact .contact-btn a {
  position: relative;
  display: inline-block;
  width: 100%;
  max-width: 400px;
  max-height: 81px;
  padding: 30px 0;
  color: inherit;
  text-decoration: none;
  border: 1px solid #fff;
  transition: opacity .3s ease;
}

#contact .contact-btn a:hover {
  opacity: 0.6;
}


#contact .contact-btn a::before {
  position: absolute;
  content: '';
  top: 60%;
  right: -10%;
  width: 120px;
  height: 1px;
  border-top: 1px solid #fff;
  transition: opacity .3s ease-out, right .3s ease-out;
}

#contact .contact-btn a::after {
  position: absolute;
  content: '';
  top: 56%;
  right: -10%;
  width: 15px;
  height: 1px;
  background-color: #fff;
  transform: translateY(-50%) rotate(25deg);
  transition: opacity .3s ease-out, right .3s ease-out;
}

#contact .contact-btn a:hover::before,
#contact .contact-btn a:hover::after {
  right: -13%;
  opacity: 0.6;
}

#contact .contact-btn:nth-of-type(1) {
  margin-bottom: 20px;
}

/* //////////footer////////// */
footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 83px 30px 81px;
  color: #fff;
  font-size: 12px;
  background-color: #050507;
}

footer .footer-content {
  line-height: 1.6;
}

footer .company {
  margin-bottom: 2px;
}

footer .address {
  margin-bottom: 4px;
}

footer ul.sns {
  display: flex;
  gap: 18px;
  padding-top: 34px;
  list-style: none;
}

footer ul.sns li {
  transition: opacity .3s ease;
}

footer ul.sns li:hover {
  opacity: 0.6;
}

footer ul.footer-notes {
  display: flex;
  align-self: flex-end;
  gap: 28px;
  list-style: none;
  line-height: 2.1;
}

footer li.privacy-policy {
  transition: opacity .3s ease;
}

footer li.privacy-policy:hover {
  opacity: 0.6;
}

footer a {
  color: inherit;
  text-decoration: none;
}


/* ////////////////////////////// */
/* //////////responsive////////// */
/* ////////////////////////////// */

@media screen and (max-width: 900px) {

  /* -----mainvisual----- */
  #mainvisual {
    width: 300vw;
  }

  /* -----site title----- */
  main h1.site-title {
    padding: 60px 0;
    font-size: 48px;
    letter-spacing: 0.144em;
  }

  /* -----information----- */
  #information {
    padding-bottom: 88px;
  }

  #information h2.information-title {
    font-size: 32px;
    line-height: 3.9;
    letter-spacing: 0.00096em;
    margin-bottom: 49px;
  }

  #information p:nth-of-type(1),
  #information p:nth-of-type(1) span {
    font-size: 16px;
    line-height: 1.5;
  }

  #information p:nth-of-type(2) {
    padding: 28px 0 25px;
    font-size: 32px;
    line-height: 0.75;
  }

  #information p:nth-of-type(3) {
    font-size: 16px;
    line-height: 1.5;
  }

  /* -----side-button----- */
  #side_btn {
    padding: 20px;
  }

  #side_btn a {
    font-size: 8px;
  }


  /* -----gallery----- */
  #gallery h2.gallery-title {
    margin-bottom: 45px;
    font-size: 32px;
    line-height: 3.9;
    letter-spacing: 0.00096em;
  }

  #gallery li:not(:last-of-type) {
    margin-bottom: 30px;
  }

  /* -----access----- */
  #access {
    padding-top: 287px;
    padding-bottom: 287px;
  }

  #access h2.accesss-title {
    font-size: 32px;
    line-height: 3.9;
    letter-spacing: 0.00096em;
  }

  #access p.access-place {
    padding-top: 51px;
  }

  /* -----contact----- */
  #contact h2.contact-title {
    font-size: 32px;
    line-height: 3.9;
    letter-spacing: 0.00096em;
  }

  #contact .contact-btn-wrapper {
    padding-left: 30px;
    padding-right: 30px;
  }

  #contact .contact-btn a {
    max-width: 100%;
  }

  #contact .contact-btn a::before,
  #contact .contact-btn a::after {
    display: none;
  }

  /* -----footer----- */
  footer {
    flex-direction: column;
    padding: 63px 30px 61px;
  }

  footer ul.sns {
    justify-content: center;
    margin-bottom: 34px;
  }

  footer ul.footer-notes {
    align-self: center;
  }
}