@charset "utf-8";

/* ◆ 全体 ========== */

html {
  color: #fff;
}


/* ◆ ヘッダー ========== */

.header {
  padding: 30vh 0 30px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.header .hero #movie {
  height: 100%;
}
.header .hero::after {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.15);
  background-image: radial-gradient(#333 30%, transparent 31%), radial-gradient(#333 30%, transparent 31%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}
.circle {
  display: none;
}
.header::before,
.header::after {
  content: "";
  display: block;
  position: absolute;
  z-index: 3;
  opacity: 0.3;
}
.header::before {
  bottom: 30%;
  right: -20%;
  width: 80vw;
  height: 50vw;
  background: url(../img/home-top-drawing01.png) no-repeat left bottom/contain;
}
.header::after {
  top: -10%;
  left: 0;
  width: 60vw;
  height: 60vw;
  background: url(../img/home-top-drawing02.png) no-repeat right top/contain;
}
.ttl01 {
  text-align: center;
  position: relative;
  z-index: 99;
  width: 90%;
  margin: 0 auto;
}
.ttl01 .siteTtl {
  display: block;
  font-size: 6.4rem;
  background: url(../img/washinity-white.svg) no-repeat center/contain;
  color: transparent;
  cursor: default;
}
.ttl01 .catchcopy {
  display: block;
  margin-top: 30px;
  font-size: 2.4rem;
  font-weight: bold;
}

/* --- 導入ご検討の方へ --- */
.trialMsg {
  width: 80%;
  margin: 80px auto 0;
  background-color: #333;
  text-align: center;
  padding: 30px 20px;
  position: relative;
  z-index: 99;
  border: 1px solid #fff;
}
.trialMsg .ttl {
  display: block;
  font-size: 2.4rem;
  position: relative;
  margin-bottom: 30px;
}
.trialMsg .sub {
  display: block;
  color: #fff;
  opacity: 0.15;
  font-size: 7.2rem;
  font-weight: bold;
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  z-index: -1;
}
.trialMsg .summary {
  margin-bottom: 20px;
}
.trialMsg .trialLink {
  display: flex;
  width: 200px;
  height: 50px;
  color: #fff;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  position: relative;
  background-color: #003170;
  box-shadow: 3px 3px 5px #003;
}
.trialMsg .trialLink::after {
  content: "";
  background: url(../img/contact-icon01.png) no-repeat left center/120%;
  display: block;
  width: 50px;
  padding-top: 50px;
  position: absolute;
  right: 0;
  top: 0;
  opacity: 0.3;
}

/* --- メインビュー用 --- */
.red {
  color: #dd0345;
}

/* ◆ メインコンテンツ共通 ========== */
.mainContents {
  position: relative;
}

.mainContents::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0.8;
  z-index: 0;
  transition: 0.8s;
}
.technologySec::before {
  background-image: linear-gradient(180deg, #000, #003170);
  opacity: 0.7;
}
.productsSec::before {
  background-color: #003170;
}
.storySec::before {
  background-image: linear-gradient(180deg, #003170, #000);
}

.mainContents .wrapper {
  padding: 200px 15px;
  position: relative;
  z-index: 1;
}
.mainContents .container {
  padding: 0 15px;
}
.mainContents .sub {
  position: absolute;
  top: 30px;
  z-index: 0;
  text-align: left;
  font-size: 9.6rem;
  opacity: 0.25;
}
.mainContents .ttl02 {
  font-size: 2.4rem;
  margin-bottom: 80px;
}
.mainContents .intro {
  margin-bottom: 80px;
}
.contents.right .sub { left: 10px; }
.contents.right .ttl02 { text-align: right; }
.contents.right .intro { text-align: right; }
.contents.right .viewBtn { margin-left: auto; }
.contents.left .sub { right: 10px; }
.contents.left .ttl02 { text-align: left; }
.contents.left .intro { text-align: left; }
.contents.left .viewBtn { margin-right: auto; }

/* -- view moreボタン -- */
.viewBtn {
  width: 240px;
  height: 60px;
  text-align: center;
  font-weight: bold;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 15px;
  position: relative;
  gap: 20px;
}
/* -- view more釦の枠線 -- */
.btnBorder {
  content: "";
  display: block;
  background-color: #fff;
  position: absolute;
  z-index: 3;
  transition: 1s;
}
.borderTop,
.borderBottom {
  width: 100%;
  height: 1px;
}
.borderRight,
.borderLeft {
  width: 1px;
  height: 58px;
}
.borderTop { top: 1px; left: 0; }
.borderRight { top: 1px; right: 0; }
.borderBottom { bottom: 1px; right: 0; }
.borderLeft { bottom: 1px; left: 0; }

.arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background-color: #fff;
  color: #dd0345;
  border-radius: 50%;
  transition: 0.5s;
}


/* ◆ TECHNOLOGY ========== */

.technologySec {
  background: url(../img/home-technology-bg.jpg) no-repeat center/cover;
  position: relative;
  overflow: hidden;
  text-align: right;
}


/* ◆ PRODUCTS ========== */

.productsSec {
  background: url(../img/home-products-bg02.jpg) no-repeat center/cover;
}


/* ◆ STORY ========== */

.storySec {
  background: url(../img/home-story-bg.jpg) no-repeat center/cover;
}


/* ◆ SCROLL and BACK TO TOP ========== */

.scroll-top {
  display: none;
}


/* ◆ LOADING ========== */

#loading {
  position: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100vh;
  z-index: 9999;
  background-color: #333;
  text-align: center;
  overflow: hidden;
}
.spinner {
  width: 100%;
}
.spinner-wrapper {
  width: 80%;
  aspect-ratio: 1537 / 235;
  margin: 0 auto 50px;
  position: relative;
}
.spinner-wrapper .logoWrapper {
  width: 22%;
  height: 100%;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  animation: logomark 2s forwards;
}
.spinner-wrapper .logomark {
  height: 100%;
  object-position: left;
}
.spinner .itodenLogo {
  display: block;
  margin: 0 auto;
  width: 70%;
}
.spinner-wrapper::after {
  content: "";
  display: block;
  width: 100vw;
  height: 1px;
  background-color: #fff;
  position: fixed;
  left: 0;
  bottom: 20%;
  animation: loadingLine 2s ease-out forwards;
}
#loading.loaded {
  opacity: 0;
  visibility: hidden;
  transition: 1.5s 2s;
}


/* ◆ ANIMATION ========== */

/* --- ローディング画面のロゴの動き --- */
@keyframes logomark {
  0% {
    opacity: 0;
    transform: translateX(-50%);
    left: 50%;
  }
  20%{
    opacity: 1;
    transform: translateX(-50%);
    left: 50%;
  }
  50% {
    left: 0%;
    transform: translateX(-5px);
    width: 22%;
  }
  90% {
    left: 0%;
    transform: translateX(-5px);
    width: 100%;
  }
  100% {
    left: 0%;
    transform: translateX(-5px);
    width: 100%;
  }
}

/* --- ローディング画面下部の線の動き --- */
@keyframes loadingLine {
  0% {
    transform-origin: left;
    transform: scaleX(0);
  }
  100% {
    transform-origin: left;
    transform: scaleX(1);
  }
}

/* --- トップビューの円周上のメッセージ --- */
@keyframes textOpacity {
  0% { opacity: 0;}
  16.65% { opacity: 1;}
  33.3% { opacity: 0;}
  50% { opacity: 0;}
  66.65% { opacity: 0; }
  83.3% { opacity: 0; }
  100% {opacity: 0;}
}

/* --- view moreボタンの枠線の動き --- */
@keyframes lineMove01 {
  from {transform: scaleX(0);}
  to {transform: scaleX(1);}
}
@keyframes lineMove02 {
  from {transform: scaleY(0);}
  to {transform: scaleY(1);}
}

/* --- スクロールダウンの動き --- */
@keyframes scrollAnime {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top;
  }
  50.1% {
    transform: scaleY(1);
    transform-origin: bottom;
  }
  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* --- バックトゥトップの動き --- */
@keyframes pagetopAnime {
  0% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
  50% {
    transform: scaleY(1);
    transform-origin: bottom;
  }
  50.1% {
    transform: scaleY(1);
    transform-origin: top;
  }
  100% {
    transform: scaleY(0);
    transform-origin: top;
  }
}


/* ◆ RWD for PC ========== */

@media screen and ( min-width: 767px ) {

  /* ◆ ヘッダー ========== */
  .header {
    padding: 30vh 5vw 30px;
  }

  .header::before {
    bottom: 0;
    left: 0;
    width: 50vw;
    height: 30vw;
  }
  .header::after {
    top: 0;
    left: auto;
    right: 0;
    width: 30vw;
    height: 30vw;
  }
  .ttl01{
    text-align: right;
    padding-right: 5vw;
    width: 40%;
    margin: 0 0 0 auto;
  }
  .ttl01 .siteTtl {
    font-size: 8rem;
  }
  .ttl01 .catchcopy {
    font-size: 3.2rem;
  }
  .circle {
    display: block;
    width: 150vh;
    height: 150vh;
    border: 3px solid #fff;
    border-radius: 50%;
    text-transform: uppercase;
    font-size: 2rem;
    position: absolute;
    top: 50%;
    left: 45%;
    z-index: 1;
    transform: translateY(-50%);
  }
  .circle .msg {
    display: flex;
    align-items: center;
    justify-content: right;
    position: absolute;
    transform: translate(-97%, -50%);
    font-weight: bold;
    z-index: 999;
    width: 500px;
    text-align: right;
    font-size: 2.4rem;
    opacity: 0;
    text-shadow: 0 0 3px #fff;
    font-style: italic;
  }
  .circle .msg:first-child {
    animation: textOpacity 30s linear infinite;
  }
  .circle .msg:nth-child(2) {
    animation: textOpacity 30s linear 10s infinite;
  }
  .circle .msg:last-child {
    animation: textOpacity 30s linear 20s infinite;
  }
  .circle .msg::after {
    content: "";
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #fff;
    margin-left: 40px;
  }

  /* -- 導入ご検討の方へ -- */
  .trialMsg {
    width: 450px;
    margin: 80px 0 0 auto;
  }


  /* ◆ メインコンテンツ共通 ========== */
  .mainContents {
    overflow: visible;
    text-align: center;
  }
  .mainContents .wrapper {
    padding: 150px 0;
  }
  .mainContents .container {
    padding: 80px 0 0;
  }
  .mainContents .sub {
    position: static;
    font-size: 12.8rem;
  }
  .mainContents .ttl02 {
    font-size: 3.2rem;
  }
  .contents.right .ttl02,
  .contents.left .ttl02,
  .contents.right .intro,
  .contents.left .intro {
    text-align: center;
  }
  .viewBtn {
    width: 240px;
  }
  .contents.left .viewBtn,
  .contents.right .viewBtn {
    margin: 0 auto;
  }

  .parallelBox {
    display: flex;
  }
  .parallelBox .contents {
    flex-basis: 50%;
    overflow: hidden;
    width: 100%;
    transition: 0.8s;
  }
  .parallelBox .sub {
    font-size: 9.6rem;
  }
  .parallelBox .wrapper {
    padding: 100px 20px;
  }
  .parallelBox .container {
    padding: 80px 0 0;
  }
  .parallelBox .is-cursor {
    flex-basis: 70%;
  }
  .parallelBox .is-cursor::before {
    opacity: 0.5;
  }
  .parallelBox .intro {
    width: 370px;
    margin: 0 auto 80px;
  }

  /* -- VIEW MORE釦 -- */
  .viewBtn:hover .btnBorder {
    background-color: #dd0345;
  }
  .borderTop {
    transform-origin: left;
  }
  .borderRight {
    transform-origin: top;
  }
  .borderBottom {
    transform-origin: right;
  }
  .borderLeft {
    transform-origin: bottom;
  }
  .viewBtn:hover .borderTop,
  .viewBtn:hover .borderBottom {
    animation: lineMove01 0.5s;
  }
  .viewBtn:hover .borderRight,
  .viewBtn:hover .borderLeft {
    animation: lineMove02 0.5s;
  }
  .viewBtn:hover .arrow {
    background-color: #dd0345;
    color: #fff;
    transform: translateX(10px);
  }


  /* ◆ TECHNOLOGY ========== */
  
  .technologySec .container {
    width: 50%;
    margin: 0 auto;
  }
  .technologySec .sub br {
    display: none;
  }
  

  /* ◆ PRODUCTS ========== */

  .productsSec::before {
    background-image: linear-gradient(180deg, #001370, #000);
  }

  /* ◆ スクロールダウンとページトップ ========== */
  .scroll-top {
    display: block;
    text-align: left;
    /*表示位置*/
    position: fixed;
    left: 50px;
    /* bottom: 10px; */
    bottom: 0;
    z-index: 2;
    height: 150px;
    /*はじめは非表示*/
    opacity: 0;
    visibility: hidden; 
    transition: opacity .5s, visibility .5s; /*それぞれに0.5秒の変化のアニメーション*/
    /*縦書き*/
    writing-mode: vertical-rl;
    /*改行禁止*/
    white-space: nowrap;
  }

  /*.scroll-viewクラスがついたら出現*/
  .scroll-top.scroll-view {
    opacity: 1;
    visibility: visible;
  }

  /*リンク全体の aタグの形状*/
  .scroll-top a {
    /* text-decoration: none; */
    color: #fff;
    /* font-size:0.9rem; */
    display: block;
  }
  /*スクロールリンクとページトップリンクの形状*/
  .js-scroll a::after,
  .js-pagetop a::after {
    content:"";
    position: absolute;
    top:0;
    left: -10px;
    width: 1px;
    height: 100%;
    background:#fff;
  }
  .js-scroll a::after {
    animation: scrollAnime 3s infinite;
  }
  .js-pagetop a::after {
    animation: pagetopAnime 3s infinite;
  }
  .js-pagetop.inContact a {
    color: #333;
  }
  .js-pagetop.inContact a::after {
    background-color: #333;
  }

  /* ◆ LOADING ========== */

  .spinner-wrapper {
    width: 25%;
  }
  .spinner .itodenLogo {
    width: 20%;
  }

}