/* CSS Document */

*{
	margin:0;padding:0;
	font-feature-settings: "palt";
	box-sizing: border-box;
}



img {border:0;}
address {font-style:normal;}
a{text-decoration:none;}

.m0auto{margin: 0 auto;}
.mb1{margin-bottom: 1em!important;}
.mb1-5{margin-bottom: 1.5em!important;}
.mb2{margin-bottom: 2em!important;}
.mb2-5{margin-bottom: 2.5em!important;}
.mb3{margin-bottom: 3em!important;}
.red {color: red;}
.yelllow {color: yellow;}
.white{color:white;}
.blue{color:blue;}
.green{color:green;}
.DechauOrange{color:#FF4200;}
.clear {clear:both;}
.copyright {font-size: 0.5em;margin: 20px 0;text-align: center;}

body{
	position: relative;
	isolation: isolate;
	background: white;
}
.body1 {
	width: calc(100% - 2em);
	max-width: 700px; /** デザインの最大幅 **/
	margin: 0 auto;
	/*font-family: 'M PLUS 1p', sans-serif;*/
	font-family: "Helvetica Neue",Arial,
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    Meiryo,
    sans-serif;
}

.img100per{
	width: 100%;
	display: flex;
	justify-content: center;
}
.img100per img{
	width: 100%;
}

.mainVisu{
	display: flex;
	justify-content: center;
}
.mainVisu img{
    width: 100%;
	max-width: 1000px;
}
.mainTitle{
	width: 100%;
	margin-bottom: 2em;
}
.mainTitle img{
	width: 100%;
}
.mainTitle h1{
	font-family: "M PLUS 1p", serif;
	letter-spacing: -0.06em;
	color: black;
	text-align: center;
	font-weight: 900;
	font-size: 1.8em;
	line-height: 1.15em;
}
.mainTitle p{
	color: black;
	text-align: center;
	width: 100%;
	margin: 0 auto;
}
.embeddedWrap{
	display: flex;
	justify-content: center;
	background: white;
	border: 2px solid gray;
	border-radius: 10px;
	margin-bottom: 2em;
}
.embedded1{
	width: 100%;
	max-width: 812px;
	height: 85vh;
	border-radius: 10px;
}

.content {
  flex: 1;
}
footer {
	position: fixed;
  width: 100%;
  background: #44aa33;
}
/*
FlexBoxの設定
----------------------------------------------------------- */
/*コンテナ*/
.flexContainer{
	display:flex;
	justify-content: flex-start; /*水平方向の揃え設定*/
	align-items: stretch; /*垂直方向の揃え設定*/
}
/*アイテム*/
.flexItem{
	width: calc(100%/2 - 0.3em); /*分割数を指定*/
}
/*要素の真ん中に配置*/
.mannaka{
	display: flex;
	justify-content: center;
	align-items: center;
}
/*
 フェイドインクラス
----------------------------------------------------------- */
.fadeInUp {
  opacity : 0;
  transform: translateY(20px);
  transition: 5s;
}
/*
 メディアクエリ 
----------------------------------------------------------- */
@media (min-width:600px){
	.mainTitle h1{
	font-size: 2.8em;
}
	.mainTitle p{
	font-size: 1.5em;
}
}

@media (max-width:600px){
	
}
/* 金色の背景に重ねる光彩。操作・読み上げの対象にはしない。 */
.background-radiance {
  position: fixed;
  top: var(--header-height, 114px);
  right: 0;
  left: 0;
  height: calc(100vh - var(--header-height, 114px));
  height: calc(100dvh - var(--header-height, 114px));
  background: white url("../img/back_kachou.png") center top / 100% auto no-repeat;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.mainVisu,
.body1 {
  position: relative;
  z-index: 1;
}

.background-glow {
  position: absolute;
  inset: -5%;
  background:
    radial-gradient(ellipse at 72% 23%, rgba(255, 255, 239, .95), rgba(255, 231, 151, .45) 16%, transparent 38%),
    radial-gradient(ellipse at 12% 52%, rgba(255, 249, 209, .85), rgba(255, 210, 95, .4) 14%, transparent 34%),
    radial-gradient(ellipse at 88% 78%, rgba(255, 250, 217, .85), rgba(255, 217, 109, .4) 16%, transparent 38%);
  animation: golden-glow 6s ease-in-out infinite alternate;
}

.background-sparkle {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: calc(var(--size) * 1.8);
  height: calc(var(--size) * 1.8);
  border-radius: 50%;
  background: radial-gradient(circle, #fff 0%, #fffde2 9%, rgba(255, 229, 141, .65) 22%, transparent 68%);
  filter: drop-shadow(0 0 5px #fffbe0) drop-shadow(0 0 13px rgba(255, 193, 53, .9));
  opacity: .9;
  animation: golden-sparkle var(--duration) ease-in-out var(--delay) infinite;
}

.background-sparkle::before,
.background-sparkle::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent, #fffde3 42%, #fff 50%, #fffde3 58%, transparent);
  clip-path: polygon(50% 0, 59% 41%, 100% 50%, 59% 59%, 50% 100%, 41% 59%, 0 50%, 41% 41%);
}

.background-sparkle::after {
  transform: rotate(45deg) scale(.55);
  opacity: .65;
}

@keyframes golden-sparkle {
  0%, 100% { opacity: .3; transform: translateY(7px) scale(.65); }
  45% { opacity: 1; transform: translateY(-5px) scale(1.5); }
  70% { opacity: .65; transform: translateY(-10px) scale(.95); }
}

@keyframes golden-glow {
  from { opacity: .6; transform: scale(1); }
  to { opacity: 1; transform: scale(1.1); }
}

@media (max-width: 600px) {
  .background-radiance { background-size: cover; }
  .background-sparkle:nth-child(3n) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .background-glow,
  .background-sparkle { animation: none; }
  .background-glow { opacity: .5; }
  .background-sparkle { opacity: .6; }
}

/* 装飾を保ち、中央の白い領域だけ本文の高さに合わせて伸ばす。 */
.body1 {
  container-type: inline-size;
}

.infoFrame {
  width: 100%;
  margin-bottom: 2em;
  border-style: solid;
  border-color: transparent;
  border-width: 20cqw 16.6667cqw 24.1667cqw;
  border-image: url("../img/info_frame.png") 240 200 290 fill / 1 / 0 stretch;
  padding: 12px clamp(8px, 2cqw, 14px);
}

.infoFrame .mainTitle {
  margin: 0;
  overflow-wrap: anywhere;
}

.infoFrame .mainTitle h1 {
  font-size: clamp(22px, 5cqw, 36px);
  line-height: 1.3;
  margin-bottom: .3em;
}

.infoFrame .mainTitle p {
  font-size: clamp(14px, 3cqw, 20px);
  line-height: 1.65;
}