@charset "UTF-8";

html {
  position: relative;
  font-size: 62.5%;
  width: 100vw;
  height: 100%;
  overflow-x: hidden;
}

a {
  text-decoration: none;
}

body {
  display: block;
  position: static;
  width: 100%;
  height: 100%;

  font-family: "M PLUS 1", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;

  background-color: #fff9f1;
  overflow-x: clip;
}

#body.loadingtime {
  overflow: hidden;
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color:#fff;  /* 背景カラー */
  z-index: 9999;  /* 一番手前に */
  pointer-events: none;  /* 他の要素にアクセス可能にするためにポインターイベントは無効に */
  opacity: 0;  /* 初期値では非表示 */
  -webkit-transition: opacity .8s ease;  /* アニメーション時間は 0.8秒 */
  -ms-transition: opacity .8s ease;
  -moz-transition: opacity .8s ease;
  transition: opacity .8s ease;
}

.service_description_head {
  width: 300px;
  text-align: center;
  font-size: 2.5em;
  color: rgb(255, 255, 255);

  padding: 0.5em 1em;
  margin: 2em 0;
  margin-top: 20px;

  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(84, 129, 196, 0.87);
  background-blend-mode: darken;
}

.service_description_flexbox {
  display: flex;
  position: relative;
  width: 100%;
  height: auto;

  font-size: .8em;
}

.service_description_elements {
  display: block;
  position: relative;
  width: 50%;
  min-width: 400px;
  height: auto;
  margin: 20px;

  font-size: .8em;
}

.elements_video {
  aspect-ratio: 16 / 9;
}

.service_description_elements img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.service_description_elements_noimage {
  display: block;
  position: relative;
  object-fit: cover;
  width: 100%;
  height: 100%;

  color: #FFF;
  font-size: 3.5em;
  text-align: center;
  vertical-align: middle;
  inset: 0;
  margin: 0 auto;

  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(19, 19, 19, 0.87);
  background-blend-mode: darken;
}

.service_description_elements_noimage p {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: 0 auto;
  -webkit-transform : translate(-50%,-50%);
  transform : translate(-50%,-50%);
}

.service_description_elements_text {
  font-size: 3em;
  margin-bottom: 20px;
}

.note_description_head {
  font-size: 1em;
  font-weight: bold;

  margin-top: 20px;
}

.note_description_elements {
  font-size: .8em;
}

.bold {
  font-weight: bold;
}

.wrapper {
  opacity: 1;
  visibility: visible;
  transition: all 1.5s;
  
	animation: loading 1.5s;
}

@keyframes loading {
	0% {opacity: 0;}
	100% {opacity: 1;}
}

.wrapper.fadein {
  opacity: 0;
}

.wrapper.fadeout {
  opacity: 0;
}

.comingsoon {
  color: #8aaaff;
}

@keyframes oppacity {
    0% { opacity: 0;}
    40% { opacity: 0;}
    100% { opacity: 1; }
}
@-webkit-keyframes oppacity {
    0% { opacity: 0;}
    40% { opacity: 0;}
    100% { opacity: 1; }
}

.whole_block {
  display: block;
  margin: 0 auto;
  max-width: 1800px;
}

.header_elements {
  display: block;
  position: fixed;
  top: 0;
  width: 100vw;
  height: 100vh;
  opacity: 0;
  z-index: -100000;
  transition: all 1.5s;
}

#header_elements.view {
  opacity: 1;
  z-index: 100000;
  height: 120px;
}

.header_elements_logo {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1000000;
}

.header_elements_logo img {
  position: fixed;
  width: 200px;
}

.header_elements_menu {
  position: fixed;
  max-width: 1000px;
  top: 0px;
  right: 0px;
  padding-left: 30px;
  transition: all 1.2s;
  
  font-family: "Josefin Slab", serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
}

#header_elements_menu.open {
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(5, 25, 98, 0.87);
  background-blend-mode: darken;
}

.header_elements_menu_button {
  display: block;
  position: fixed;
  width: 200px;
  height: 40px;
  z-index: 100000;

  margin-top: 30px;
  right: 0;

  text-align: center;
  vertical-align: middle;

  font-size: 2.5em;
  color: #fff9f1;
}

#header_elements_menu_button.open {
  opacity: 0;
}

.header_elements_menu_ul {
  visibility: hidden;
  opacity: 0;

  width: 650px;
  height: 10vh;
  margin-top: 100px;

  font-size: 1.8em;
  
  transform: translate(0px, -1500px);
}

#header_elements_menu_ul.open {
  transition: all 1.6s;
  height: 100vh;
  transform: translate(0px, 0px);
  visibility: visible;
  z-index: 100000;
  opacity: 1;
}

#header_elements_menu_close {
  width: 200px;
  padding: 0.5em 1em;
  text-align: center;
  margin: 2em 0;
  font-weight: bold;
  border: solid 3px #fff9f1;
}

.header_elements_menu_section {
  margin-top: 30px;
}

.header_elements_menu_contents {
  margin-top: 5px;
  padding-left: 30px;
}

.header_elements_menu_ul li {
  list-style: none;
}

.header_elements_menu_ul a {
  text-decoration: none;
  color: #fff9f1;
  transition: all 0.3s;
}

.header_elements_menu_ul a:hover {
  text-decoration: none;
  color: #bebab5;
}

.kangeki {
  display: none;
}

.header_bg {
  display: block;
  position: sticky;
  top: 0;
  width: 100%;
  height: 120px;
  z-index: 1000;

  overscroll-behavior: contain;
}

#header_elements {
  transition: ease 1s;
  opacity: 0;
}

#header_elements.view {
  transition: ease 1s;
  opacity: 1.0;
}

.top_creative_background_card {
  display: block;
  position: absolute;
  width: 1200px;
  height: 400px;
  top: 0;

  box-shadow: 0 0 11px gray;
  transition: ease 1.5s;
}

.top_creative_background_card_01 {
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(5, 25, 98, 0.87);
  background-blend-mode: darken;

  top: -300px;
  transform: rotate(0deg);
}

.top_creative_background_card_02 {
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(84, 129, 196, 0.37);
  background-blend-mode: darken;

  top: -500px;
  transform: rotate(0deg);
}

.top_creative_background_card_03 {
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(84, 129, 196, 0.87);
  background-blend-mode: darken;

  top: -520px;
  right: 0;
  transform: rotate(0deg);
}

.header_bg_01 {
  display: block;
  position: relative;
  width: 100%;
  height: 110px;
  margin:0 auto;
  z-index: 3000;
}

#header_bg_01 {
  transform: translate(0px, 0px);
  transition: ease 1s;
}

.creative_bg_01 {
  top: -50px;
  right: 60%;
  transform: translate(-100px, 0px);
  transform: rotate(13deg); /* 20度回転 */
  transition: ease 1s;
}

#header_bg_01.hidden {
  transform: translate(-700px, 300px);
}

.header_bg_02 {
  display: block;
  position: relative;
  width: 100%;
  height: 110px;
  margin:0 auto;
  z-index: 1000;
}

#header_bg_02 {
  transform: translate(0px, 0px);
  transition: ease 1s;
}

.creative_bg_02 {
  inset: 0;
  top: 0px;
  margin: auto;
  transform: rotate(3deg); /* 20度回転 */
  transition: ease 1s;
}

#header_bg_02.hidden {
  transform: translate(0px, 500px);
  transition: ease 1s;
}

.header_bg_03 {
  display: block;
  position: relative;
  width: 100%;
  height: 110px;
  margin:0 auto;
  z-index: 2000;
}

#header_bg_03 {
  transform: translate(0px, 0px);
  transition: ease 1s;
}

.creative_bg_03 {
  top: -300px;
  left: 60%;
  transform: rotate(-4deg); /* 20度回転 */
  transition: ease 1s;
}

#header_bg_03.hidden {
  transform: translate(600px, 500px);
  transition: ease 1s;
}

.header_bg_04_menuonly {
  display: block;
  position: relative;
  width: 100vw;
  height: 100vh;
  margin-top: -2800px;

  background-color: rgba(255, 249, 241, 0.8);
  z-index: 2500;

  overscroll-behavior: contain;
  opacity: 0;
}

#header_bg_menuonly.hidden {
  display: none;
}

#header_bg_menuonly.setup {
  margin-top: -1500px;
  opacity: 1;
  transition: all 1.5s;
}

#header_bg_menuonly.open {
  display: block;
  margin-top: -300px;
  display: block;
  opacity: 1;
}

.header_bg_04_menuonly_card {
  display: block;
  position: absolute;
  width: 800px;
  height: 100vh;
  right: 0;

  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(84, 129, 196, 0.87);
  background-blend-mode: darken;
  transition: all 1.5s;
}

#header_bg_04_menuonly_card {
  display: block;
  opacity: 1;
}

.main_section {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
}

.top_2column_left_message_card {
  display: block;
  position: relative;
  align-items: center;
  text-align: center;
  width: 50%;
  height: auto;
  
  left: 7vw;
  margin-top: 20vh;

  font-family: "Noto Serif JP", serif;
  font-style: normal;
  text-align: left;

  z-index: 100;
}

.top_2column_center_message_card {
  display: block;
  position: relative;
  align-items: center;
  text-align: center;
  width: 100%;
  height: auto;
  
  left: 7vw;
  margin-top: 0;

  font-family: "Noto Serif JP", serif;
  font-style: normal;
  text-align: left;

  z-index: 100;
}

.top_2column_right_message_card {
  display: block;
  position: absolute;
  align-items: center;
  text-align: center;
  width: 50%;
  height: auto;
  
  right: 2vw;
  top: 0;

  font-family: "Noto Serif JP", serif;
  font-style: normal;
  text-align: left;

  z-index: 100;
}

.top_2column_message_header {
  display: block;
  width: 100%;
  margin-bottom: 2vw;

  font-weight: 500;
  font-size: 4.5em;
}

.top_2column_message_description {
  display: block;
  width: 80%;
  margin-bottom: 1vw;

  font-weight: 300;
  font-size: 1.9em;
}

.top_2column_message_description video {
  width: 80%;
  left: 0;
}

.top_2column_service_description {
  display: block;
  width: 80%;
  margin-bottom: 1vw;

  font-weight: 300;
}

.top_button {
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  background: #1d519b;
  padding: 18px 30px;
  margin-top: 30px;
  border-radius: 6px;
  position: relative;
  z-index: 1;
  display: inline-block;
  transition: .3s;
}
.top_button::before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  border: 3px solid #1d519b;
  border-radius: 6px;
  box-sizing: border-box;
  z-index: -1;
  transform: scale(1.2);
  opacity: 0;
  transition: transform ease .3s, opacity .3s;
}
.top_button:hover {
  color: #1d519b;
  background: transparent;
}
.top_button:hover::before {
  transform: scale(1);
  opacity: 1;
}

.top_first_block {
  display: flex;
  position: relative;
  width: 100vw;
  height: 100vh;

  align-items: center;   /* 縦中央 */
  justify-content: center; /* 横中央 */

  cursor: none;
}

.top_first_block_cursor {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgb(255, 249, 241);
  position: fixed;
  pointer-events: none;
  display: none;
  transition: 0.12s;
}

.aquarium_box {
  display: flex;
  align-items: center;
  position: relative;
  width: 90%;
  height: 90%;
  
  inset: 0;
  margin: auto;

  border: solid 2px rgb(255, 249, 241);
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(5, 25, 98, 0.87);
  background-blend-mode: darken;

  padding: 15px;
  border-radius: 60px; /* 角を丸くする */
}

/*　ボツ案：アクアリウムボックス左上ロゴ用

.aquarium_box_logo {
  display: block;
  position: absolute;
  width: 100%;
  left: 50px;
  top: 50px;
}

*/

.aquarium_box_centerblock {
  display: flex;
  width: 900px;
  height: 50%;
  flex-flow: column;

  margin: 0 auto;
  z-index: 100;
}

.aquarium_box_centerblock img {
  display: block;
  width: 130px;
  height: auto;

  inset: 0;
  margin: auto;
}

.aquarium_box_logo img {
  width: 70px;
}

/*　ボツ案：手書きキャッチコピー用

.aquarium_box_message {
  display: block;
  width: 900px;
  height: 300px;
}

.aquarium_box_message img{
  width: 900px;
}

*/

.top_block_menu {
  display: block;
  width: 900px;
  height: 90px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  
  inset: 0;
  margin: auto;
  z-index: 10;

  font-size: 2.4em;
  font-family: "Josefin Slab", serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
  color: aliceblue;
  -webkit-mask-image: url( ../img/setting/paper.jpg );
  mask-image: url( ../img/setting/paper.jpg );
}

.top_block_menu ul {
  display: flex;

  margin: 0 ;
  padding: 0 ;
  
  justify-content: space-around;
  list-style: none;
}

.top_block_menu li {
  display: inline-block;
  width: 150px;
  text-align: center;
  margin-left: 10px;
  margin-right: 10px;
  padding-top: 8px;
  padding-bottom: 3px;
  transition : 0.5s;
  animation: oppacity 1s cubic-bezier(0, 0, 1, 1);
  -webkit-animation: oppacity 1s cubic-bezier(0, 0, 1, 1);
}

.top_block_menu a {
  color: aliceblue;
  cursor: none;
  text-decoration: none;
}

.top_block_menu li:hover {
  color: rgba(5, 25, 98, 0.87);
  background-color: rgb(255, 249, 241);
}

.top_creative_block {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
  top: 20vh;

  z-index: 10000;
}

#creative {
  transform: translate(0px, 0px);
  transition: ease 1s;
  opacity: 0;
}

#creative.view {
  transform: translate(0px, -250px);
  transition: ease 1s;
  opacity: 1.0;
}

.top_creative_video_card {
  display: block;
  align-items: center;
  position: absolute;
  width: 40vw;
  aspect-ratio: 16 / 9;
  
  right: 7vw;
  top: 0vh;

  border: solid 2px rgba(255, 249, 241, 0);
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(255, 255, 255, 0.87);
  background-blend-mode: darken;
  
  transform: rotate(6deg); /* 20度回転 */
  box-shadow: 0 0 11px gray;
  z-index: 100;
}

.top_creative_video_card::before {
  content: "";
  position: absolute;
  border-right: dotted 20px #ddd; /*ドットの大きさ、高さ*/
  height:90%;
  top:3%; /*位置*/
  left:2%; /*位置*/
}

.top_creative_video_card video {
  display: block;
  position: relative;
  vertical-align: middle;
  width: 88%;
  height: auto;

  inset: 0;
  margin: auto;
  margin-top: 35px;
  margin-bottom: 35px;
  margin-right: 4%;
  box-shadow: inset 0 0 15px 15px rgb(255, 255, 255);
}

.top_creative_video_card video::after {
  position: absolute;
  content: '';
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  box-shadow: inset 0 0 250px 250px #FFF;
}

.top_service_block {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
  top: 30vh;

  background-color: rgba(40, 70, 37, 0);
}

#service_block {
  transform: translate(0px, 0px);
  transition: ease 1s;
  opacity: 0;
}

#service_block.view {
  transform: translate(0px, -250px);
  transition: ease 1s;
  opacity: 1.0;
}

.top_vtuber_block {
  display: block;
  position: relative;
  width: 100vw;
  height: 100vh;

  background-color: rgba(31, 68, 172, 0.5);
}

.top_company_block {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
  margin-top: 50px;
}

.primary_top_block {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
  margin-top: -100px;
}

.primary_elements_block {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
  margin-top: 150px;
}

#top_company_block {
  transform: translate(0px, 0px);
  transition: ease 1s;
  opacity: 0;
}

#top_company_block.view {
  transform: translate(0px, -250px);
  transition: ease 1s;
  opacity: 1.0;
}

.top_company_margincard {
  display: block;
  position: relative;
  width: 100vh;
  height: 30vh;
}

.top_company_margincard_blue {
  display: block;
  position: absolute;
  width: 700px;
  height: 400px;
  margin-top: 0;
  left: 0;
  
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(5, 25, 98, 0.87);
  background-blend-mode: darken;
}

.top_company_margincard_lightblue {
  display: block;
  position: absolute;
  width: 700px;
  height: 400px;
  margin-top: 0;
  left: 0;
  
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(129, 255, 244, 0.87);
  background-blend-mode: darken;
}

.top_company_margincard_purpleblue {
  display: block;
  position: absolute;
  width: 700px;
  height: 400px;
  margin-top: 0;
  left: 0;
  
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(49, 40, 167, 0.87);
  background-blend-mode: darken;
}

.top_company_margincard_base {
  display: block;
  position: absolute;
  width: 600px;
  height: 250px;
  margin-top: 200px;
  left: 300px;
  
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(84, 129, 196, 0.37);
  background-blend-mode: darken;
}

.top_message {
  font-size: 2.2em;
  font-family: "Shippori Mincho", serif;
  font-weight: 400;
  font-style: normal;

  color: rgb(54, 54, 54);
}

.top_message_description {
  margin-top: 50px;
  
  font-size: 2.2em;
  font-family: "M PLUS 1", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;

  line-height: 2.3em;

  color: rgb(54, 54, 54);
}

.top_contact_block {
  display: block;
  position: relative;
  width: 100vw;
  height: 100vh;

  background-color: rgba(24, 83, 78, 0.5);
}

.footer_section {
  display: block;
  position: relative;
  width: 100vw;
  height: 25vh;
  margin-top: 150px;

  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(5, 25, 98, 0.87);
  background-blend-mode: darken;
  color: #FFF;
}

.footer_section a {
  color: aliceblue;
  text-decoration: none;
}

.footer_section_elements {
  display: block;
  position: absolute;
  inset: 0;
  margin: auto;
  width: 60%;
  min-width: 1000px;
  height: 70%;
  
  font-family: "Josefin Slab", serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
}

.footer_section_elements img {
  display: block;
  position: absolute;
  inset: 0;
  margin: auto;
  margin-left: 0;
  width: 200px;
}

.footer_section_elements ul {
  display:flex;
  position: absolute;
  inset: 0;
  margin: auto;
  margin-right: 0;
  width: 700px;
  height: 30px;
  font-size: 1.8em;
  justify-content: space-between;
  padding-left: 0;
}

.footer_section_elements li {
  display: inline;
  list-style: none;
}

.footer_section_elements a {
  text-decoration: none;
  color: #fff9f1;
  transition: all 0.3s;
}

.footer_section_elements a:hover {
  text-decoration: none;
  color: #bebab5;
}

/* loading */

#loading_layer {
  position: fixed;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100vw;
  height: 100vh;
  transition: all .5s ease;
  overflow: hidden;

  text-align: center;
  margin: 0 auto;

  z-index: 999999;
  background: url(../img/setting/paper.jpg) no-repeat center
  / cover rgba(0, 1, 3, 0.87);
  background-blend-mode: darken;
}

.loading_paper {
  display: block;
  position: relative;
  width: 100vw;
  height: auto;
  
  background-image: url(../img/setting/paper.jpg);
  -webkit-background-clip: text;
  color: transparent;
  text-align: center;
  inset: 0;
  margin: 0 auto;

  font-size: 4em;
  font-family: "Josefin Slab", serif;
  font-optical-sizing: auto;
  font-weight: 500;
  font-style: normal;
}

.dotone {
  display: inline-block;
  -webkit-animation: dotone 1s linear infinite;
  animation: dotone 1s linear infinite;
}

@keyframes dotone {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

#loading_layer.is-loaded {
  opacity: 0;
  visibility: hidden;
}

#contents {
  display: none;
}

#contents.is-loaded {
  display: block;
}

/*ベース*/
.toggle {
	display: none;
}
.Label {		/*タイトル*/
	padding: 1em;
	display: block;
  margin-top: 40px;
	color: #ffffff;
	background:#7096ce;
  width: 800px;
}
.Label::before{		/*タイトル横の矢印*/
	content:"";
	width: 6px;
	height: 6px;
	border-top: 2px solid #fff;
	border-right: 2px solid #fff;
	-webkit-transform: rotate(45deg);
	position: absolute;
	top:calc( 50% - 3px );
	right: 20px;
	transform: rotate(135deg);
}
.Label,
.accordion_content {
	-webkit-backface-visibility: hidden;
	backface-visibility: hidden;
	transform: translateZ(0);
	transition: all 0.3s;
}
.accordion_content {		/*本文*/
	height: 0;
	margin-bottom:10px;
	padding:0 20px;
	overflow: hidden;
}
.toggle:checked + .Label + .accordion_content {	/*開閉時*/
	height: auto;
	padding:20px ;
	transition: all .3s;
}
.toggle:checked + .Label::before {
	transform: rotate(-45deg) !important;
}