@charset "utf-8";

@-ms-viewport {
	width: auto;
}
  
@viewport {
	width: device-width;
}
.pc{display:block;}
.sp{display:none;}
.f-large{
    font-size:1.5em;
}
.small{
	font-size:0.6em;
}
.capTxt{
	font-size:0.8em;
}
@media screen and (max-width:1024px){
    .pc{display:none;}
}
@media screen and (max-width:480px){
    .pc{display:none;}
    .sp{display:block;}

    .f-large{
        font-size:100%;
    }
}
.jstfy{
	text-align:justify;
	text-justify:inter-ideograph;
	-ms-text-justify:inter-ideograph;
}

.center{
    text-align:center;
}
.left{
    text-align:left;
}
.right{
    text-align:right;
}
/*===================================================================
basic setting
===================================================================*/
* html body {
	background: url(null) fixed;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
*, *:after, *:before {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}

html{
    overflow-x: hidden;
	height: 100%;
	margin: 0 auto;
}
html{
	position: relative;
	height:100%;
	min-height: 100%;
	font-size: 100%;
	-webkit-text-size-adjust: 100%;
}
body {
	margin: 0;
	padding: 0;
	line-height: 1.5;
	-webkit-font-smoothing: antialiased;
	color: #000;
	width:100%;
	height:auto;
}
body::-webkit-scrollbar {
    display:none;
}
    
body::-webkit-scrollbar-thumb {
    display:none;
}    
body::-webkit-scrollbar-corner {
    display: none;
}

/* =========================================================
link icon SETTING 
========================================================= */
.iconLink{
	font-weight:900;
}
.iconLink:before {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f138';
	font-weight: 900;
	display:inline-block;
}
.iconExternal{
	font-weight:900;
}
.iconExternal:after {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f35d';
	font-weight: 900;
	display:inline-block;
}

.iconPdf{
	font-weight:900;
}
.iconPdf:after {
	margin: 0 3px 0 3px;
	font-family: "Font Awesome 5 Free";
	content: '\f1c1';
	font-weight: 900;
	display:inline-block;
}

/*layout&margin
----------------------------------------------------------*/
.mt5{margin-top:5px!important;}
.mt10{margin-top:10px!important;}
.mt15{margin-top:15px!important;}
.mt20{margin-top:20px!important;}
.mt25{margin-top:25px!important;}
.mt30{margin-top:30px!important;}
.mt35{margin-top:35px!important;}
.mt40{margin-top:40px!important;}
.mt45{margin-top:45px!important;}
.mt50{margin-top:50px!important;}
.mt60{margin-top:60px!important;}
.mt70{margin-top:70px!important;}
.mt80{margin-top:80px!important;}
.mt90{margin-top:90px!important;}
.mt100{margin-top:100px!important;}

.mb0{margin-bottom:0px!important;}
.mb5{margin-bottom:5px!important;}
.mb10{margin-bottom:10px!important;}
.mb15{margin-bottom:15px!important;}
.mb20{margin-bottom:20px!important;}
.mb25{margin-bottom:25px!important;}
.mb30{margin-bottom:30px!important;}
.mb35{margin-bottom:35px!important;}
.mb40{margin-bottom:40px!important;}
.mb45{margin-bottom:45px!important;}
.mb50{margin-bottom:50px!important;}
.mb80{margin-bottom:80px!important;}
.mb100{margin-bottom:100px!important;}
.mb120{margin-bottom:120px!important;}


/* =========================================================
	CONTENTS SETTING 
========================================================= */
.commonSec{
    width:100%;
    height: 100%;
}
.commonSec .container{
    width:1400px;
    height:100%;
    margin:0 auto;
    padding:30px 20px;
    text-align:left;
}
.commonSec .container h1 {
    font-size:250%;
}
.commonSec .container p a:hover::after {
    width: 100%;
}
.flexbox{
    display: flex;
    flex-wrap: wrap;
}
.imgBox{
    width:100%;
}
.imgBox img{
    width:100%;
}
.topicsAtricles{
    width:1200px;
    margin:0 auto;
}
.topicsAtricles a{
    color:#fff;
    text-decoration: none;
}
.topicsAtricles a:hover{
    color:rgb(0, 162, 148);
    text-decoration: underline;
    transition:0.5s;
}
.topicsAtricles h2{
    font-size:150%;
    font-weight:300;
}
.topicsAtricles img{
    width:50%;
    display:block;
    margin:0 auto;
}
@media screen and (max-width:1600px){
    .commonSec .container{
        width:90%;
        height:auto;
        margin:0 auto;
        padding:30px;
        text-align:left;
    }
    .commonSec .container h1 {
        font-size:200%;
    }
}
@media screen and (max-width:1024px){
    .commonSec .container{
        width:100%;
        height:100%;
        margin:0 auto;
        padding:30px;
        text-align:left;
    }
    .commonSec .container h1 {
        font-size:300%;
    }
    .topicsAtricles{
        width:100%;
        margin:0 auto;
    }
    .topicsAtricles img{
        width:100%;
        display:block;
        margin:0 auto;
    }
}
@media screen and (max-width:920px){
    .commonSec .container h1 {
        font-size:200%;
    }
}
@media screen and (max-width:480px){
    .commonSec{
        width:100%;
        height: 100%;
        /* margin-bottom:50px; */
    }
    .commonSec .container{
        width:90%;
        height:100%;
        margin:0 auto;
        padding:30px;
        text-align:left;
    }
    .commonSec .container h1 {
        font-size:200%;
    }
}

/* ======================================
	header setting
=======================================*/
header{
    position: fixed;
    top: 0;
    z-index: 3;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 80px;
    transition: all 0.3s ease-out;
}
header .header-flexbox{
    background: linear-gradient(90deg, #2cb08c, #1976c0);
}

header .header-boxItem{
	padding:10px 20px 10px 20px;
}
.header-flexbox{
	display:flex;
	flex-direction:row;
	width:100%;
	height:auto;
}
.mainTtl{
    font-size:25px;
    padding-left:50px;
    line-height:40px;
}
/* .header-boxItem:nth-child(1){
	width:30%;
} */
/* .header-boxItem:nth-child(2){
	width:70%;
	text-align:right;
} */
 .header-boxItem{
	width:100%;
	text-align:right;
}
.header-boxItem a{
	color:#fff;
	text-decoration: none;
}
.header-boxItem a:hover{
	text-decoration: underline;
	transition: 0.5s;
}
#nav-btn{
    display: block;
    position: fixed;
    z-index: 11;
    top: 30px;
    right: 40px;
    background: transparent;
    border: none;
    cursor:pointer;
}
.hamburger{
    position: relative;
    display: block;
    width: 50px;
    height: 22px;
}
.hamburger .bdr{
    /*線の太さ*/
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    border-radius: 4px;
    background: #fff;
    transition: all .5s;
}
.hamburger .bdr:nth-child(1){
    top: 0;
}
.hamburger .bdr:nth-child(2){
    top: 9px;
}
.hamburger .bdr:nth-child(3){
    bottom: 0;
}
.hamburger.is-active .bdr{
    background: #fff;
}
.hamburger.is-active .bdr:nth-child(1){
    transform: translateY(10px) rotate(-45deg);
}
.hamburger.is-active .bdr:nth-child(2){
    opacity: 0;
}
.hamburger.is-active .bdr:nth-child(3){
    transform: translateY(-10px) rotate(45deg);
}
#nav-btn{
    display: none;
}

.menu{
    width: 100%;
    text-align: left;
    display:block;
}
.menu ul{
    display: flex;
    list-style: none;
}
.menu li{
    width:100%;
    line-height:50px;
    text-align: center!important;
}
.menu li.twoLine{
    width:100%;
    line-height:25px!important;
    text-align: center!important;
}

.menu a:link {color:#fff;text-decoration:none;font-weight:bold;}
.menu a:visited {color:#fff;text-decoration:none;}
.menu a:focus{outline:none;}
.menu a img {text-decoration:none;}
.menu a:hover {
	color:#2cb08c;
	text-decoration:underline;
	transition:0.5s;
	-webkit-transition:0.5;
	-moz-transition:0.5s
}

@media screen and (max-width:1024px){
	header{
		width:100%;
	}
    .mainTtl{
        font-size:100%;
        padding-left:0px;
        line-height:1em;
    }

	header .header-flexbox{
		height:100%;
	}
	.header-boxItem:nth-child(1){
		width:100%;
		text-align:left;
	}
    .menu{
        position: fixed;
        top: 0;
        right: 0;
        width: 300px;
        height: 100%;
        padding-top: 70px;
        text-align: left;
        font-size: 16px;
        background:rgba(25, 117, 192, 0.5);
        z-index: 9;
        transform: translateX(300px);
        transition: .4s all;
    }
    .menu ul{
        display: block;
        list-style: disc;
        color:#fff!important;
    }
    .menu li{
        width:100%;
        padding:0;
        line-height:50px;
        border:none;
        text-align:left!important;
    }
    .menu li.twoLine{
        width:100%;
        line-height:50px!important;
        text-align: left!important;
        font-size:90%;
    }
    .menu ul li{
        border-bottom:1px dotted #fff;
        transition: all .5s;
    }
    .menu ul li a:after{
        display: none;
    }
    .nav-open .menu{
        transform: translateX(0);
    }

	#nav-btn{
		display: block;
		position: fixed;
		z-index: 11;
		top: 25px;
		right: 25px;
		background: transparent;
		border: none;
		cursor:pointer;
	}
	.hamburger{
		position: relative;
		display: block;
		width: 25px;
		height: 22px;
	}
	.hamburger .bdr{
		position: absolute;
		left: 0;
		width: 100%;
		height: 2px;
		border-radius: 4px;
		background: #fff;
		transition: all .5s;
	}
	.hamburger .bdr:nth-child(1){
		top: 0;
	}
	.hamburger .bdr:nth-child(2){
		top: 9px;
	}
	.hamburger .bdr:nth-child(3){
		bottom: 0;
	}
	.hamburger.is-active .bdr{
		background: #fff;
	}
	.hamburger.is-active .bdr:nth-child(1){
		transform: translateY(10px) rotate(-45deg);
	}
	.hamburger.is-active .bdr:nth-child(2){
		opacity: 0;
	}
	.hamburger.is-active .bdr:nth-child(3){
		transform: translateY(-10px) rotate(45deg);
	}
}
@media screen and (max-width:920px){
	header{
		width:100%;
	}
    .mainTtl{
        font-size:90%;
        padding-left:0px;
        line-height:1em;
    }

	header .header-flexbox{
		height:100%;
	}
	.header-boxItem:nth-child(1){
		width:100%;
		text-align:left;
	}
}


/* .sec06 setting
-----------------------------------------------------*/
.sec06{
    width:100%;
    height: 100%;
    position: relative;
    z-index:1;
    display: flex;
    justify-content: center;
    align-items: center;
    color:#2e3450;
    background:#fff;
    font-weight:500;
}
.sec06 h1{
    color:#2cb08c;
    padding:0;
    font-size:350%!important;
}
.sec06 h1.subTtl{
    color:#2cb08c;
    padding:1rem;
    font-size:220%!important;
    border-top:2px solid #2cb08c;
    border-bottom:2px solid #2cb08c;
    text-align:center;
}
.h2Subttl{
    font-size:200%;
}
.h2Ttl{
    color:#2cb08c;
    border-bottom:2px solid #2cb08c;
    font-size:200%!important;
}
.sec06 p{
    font-size:150%;

}
.sec06 ol.circleNum {
    counter-reset: my-counter;
    list-style: none;
    padding: 0;
    margin: 0 0 0 2em;
}
.sec06 ol.circleNum li {
    font-size: 150%;
    padding-left: 50px;
    position: relative;
}
.sec06 ol.circleNum li:before {
    content: counter(my-counter);
    counter-increment: my-counter;
    border: 1px solid;
    border-radius: 50%;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 30px;
    width: 30px;
    color: #000;
    position: absolute;
    top: 5px;
    left: 0;
}
.sec06 ul.formList{
    font-size:140%!important;
}
.sec06 a{
    text-decoration:none;
    color:#000;
}
.sec06 a:hover{
    text-decoration:underline;
    color:#2cb08c;
    transition:0.5s;
}
@media screen and (max-width:480px){
    .sec06 h1{
        color:#2cb08c;
        padding:0;
        font-size: 250%!important;
    }
    .sec06 p{
        font-size:120%;
    }

    .sec06 ol.circleNum {
        counter-reset: my-counter;
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .sec06 ol.circleNum li {
        font-size: 120%;
        padding-left: 50px;
        position: relative;
    }
    .sec06 ol.circleNum li:before {
        content: counter(my-counter);
        counter-increment: my-counter;
        border: 1px solid;
        border-radius: 50%;
        box-sizing: border-box;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 30px;
        width: 30px;
        color: #000;
        position: absolute;
        top: 5px;
        left: 0;
    }
    .sec06 ul.formList{
        font-size:120%!important;
    }
}

/*====================================================
part of 9 theme
====================================================*/
.galleryBox{
    padding: 0;
    width: 32%;
    transition:0.5s;
}
.galleryBox:not(:nth-child(3n+3)) {
    margin-right: 2%;
}

.galleryBox:nth-child(n+4) {
    margin-top: 30px;
}
.galleryBox a{
    text-decoration: none;
    color:#fff;
}
.galleryBox a:hover{
    text-decoration: none;
    color:#2cb08c;
}
.galleryBox ul{
    margin:0;
    padding:0;
}

.galleryBox ul li{
    list-style: none;
    color:#fff;
}
.galleryBox ul li img:hover{
    opacity:0.5;

}
.galleryBox img{
    width: 100%;
}
.galleryBox h2{
    margin:0;
    padding:0;
    text-align:center;
}
.caption{
    font-size:100%!important;
    margin:0;
    text-align:center;
}



@media screen and (max-width:480px){
    .galleryBox{
        padding: 0;
        width: 100%;
        transition:0.5s;
    }
    .galleryBox:not(:nth-child(1n+1)) {
        margin-right: 0%;
    }
    .galleryBox:nth-child(n+2) {
        margin-top: 50px;
    }
    
}


/*====================================================
flex 2row setting
====================================================*/
.resultBox{
    padding: 0;
    width: 48%;
    transition:0.5s;
}
.resultBox:not(:nth-child(2n+2)) {
    margin-right: 2%;
}

.resultBox:nth-child(n+3) {
    margin-top: 30px;
}
.resultBox a{
    text-decoration: none;
    color:#000;
}
.resultBox a:hover{
    text-decoration: none;
    color:#2cb08c;
}
.resultBox ul{
    margin:0;
    padding:0;
}

.resultBox ul li{
    list-style: none;
    color:#000;
}
.resultBox ul li img:hover{
    opacity:0.5;

}
.resultBox img{
    width: 100%;
}
.resultBox h2{
    margin:0;
    padding:0;
    text-align:center;
}

@media screen and (max-width:480px){
    .resultBox{
        padding: 0;
        width: 100%;
        transition:0.5s;
    }
    .resultBox:not(:nth-child(1n+1)) {
        margin-right: 0%;
    }
    .resultBox:nth-child(n+2) {
        margin-top: 50px;
    }
    
}

/*################################################
    footter setting
#################################################*/
footer{
    width:100%;
    height:100%;
    margin:0 auto;
    position:relative;
    background:#1976c0;
}
footer .footCnt{
    width:100%;
    height:100%;
    margin:0 auto;
    display:flex;
	flex-direction:row;
    text-align:left;
}
footer .footer-boxItem{
	padding:10px 20px 10px 20px;
}
.footer-flexbox{
	display:flex;
	flex-direction:row;
	width:100%;
	height:auto;
}
.footer-boxItem{
	width:33.3%;
	text-align:left;
}
.footer-boxItem a{
	color:#fff;
	text-decoration: none;
}
.footer-boxItem a:hover{
	text-decoration: underline;
	transition: 0.5s;
}
.copy{
    width:100%;
    text-align:center;
    font-size:80%;
}
@media screen and (max-width:1024px){
    footer .footCnt{
        width:100%;
        margin:0 auto;
        display:flex;
        flex-direction:row;
        text-align:left;
    }
}
@media screen and (max-width:480px){

    .footer-flexbox{
        display:flex;
        flex-direction:column;
        width:100%;
        height:auto;
    }
    .footer-boxItem{
        width:100%;
        text-align:left;
    }
}

/*################################################
    .fade-in setting
#################################################*/

.fade-in {
    opacity: 0;
    transition-duration: 1000ms;
    transition-property: opacity, transform;
}
.fade-in-up {
    transform: translate(0, 50px);
}
.fade-in-down {
    transform: translate(0, -50px);
}
.fade-in-left {
    transform: translate(-50px, 0);
}
.fade-in-right {
    transform: translate(50px, 0);
}
.scroll-in {
    opacity: 1;
    transform: translate(0, 0);
}
.load-fade {
    opacity: 0;
    visibility: hidden;
    transition: all 1s;
}
.load-fade.is-show {
    opacity: 1;
    visibility: visible;
}


/*===================================================================
scroll down setting
===================================================================*/
.scrolldown{
    position:absolute;
    bottom:10px;
    right:50%;
    animation:mousemove 1.6s ease-in-out infinite;
}

@keyframes mousemove{
    0%{
        bottom:10px;
    }
    50%{
        bottom:5px;
    }
    100%{
        bottom:10px;
    }
}

/*--- scroll down text setting ---*/
.scrolldown span{
    position: absolute;
    left:-15px;
    bottom:45px;
    color: #eee;
    font-size: 1rem;
    letter-spacing: 0.05em;
}

.scrolldown span::after{
    content: "";
    position: absolute;
    top:20px;
    left:17px;
    width: 1px;
    height: 15px;
    background: #eee;
    animation: mousepathmove 1.4s linear infinite;
    opacity:0;
}

@keyframes mousepathmove{
    0%{
        height:0;
        top:10px;
        opacity: 0;
    }
    50%{
        height:15px;
        opacity: 1;
    }
    100%{
        height:0;
        top:30px;
        opacity: 0;
    }
}

.scrolldown:before {
    content: "";
    position: absolute;
    bottom:0;
    left:-10px;
    width:25px;
    height:37px;
    border-radius: 10px;
    border:1px solid #eee;
}

.scrolldown:after{
    content:"";
    position: absolute;
    bottom:26px;
    left:0;
    width:5px;
    height: 5px;
    border-radius: 50%;
    border:1px solid #eee;
}

/*===================================================================
image hover zoom setting
===================================================================*/
.zoomIn img{
  transform: scale(1);
  transition: .5s ease-in-out;
}
.zoomIn a:hover img{
  transform: scale(1.1);
}
.mask{
    display: block;
    line-height: 0;
    overflow: hidden;
}

ul#checkList {
  padding: 0;
  position: relative;
}

ul#checkList li {
  line-height: 1.5;
  padding: 0 0 0 2em;
  list-style-type: none!important;
  font-size:140%!important;
}

ul#checkList li:before {
  font-family: "Font Awesome 5 Free";
  content: "\f14a";
  position: absolute;
  left : 0.7em; /*左端からのアイコンまでの距離*/
}
@media screen and (max-width:480px){
    ul#checkList li{
        font-size:120%!important;
    }
}

/*===================================================================
grid card layout
===================================================================*/
.grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card {
  position: relative;
  padding: 15px 30px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 6px 0 10px rgba(0, 0, 0, 0.08);
  border: 1px solid #eee;
  overflow: hidden;
}

/* ===== ドッグイヤー（右上） ===== */
.card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 40px solid #2cb08c;
  border-left: 40px solid transparent;
}

/* ===== 名前＋写真 ===== */
.card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

/* 顔写真（任意） */
.avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
  background: #f0f0f0;
}

/* 名前 */
.name {
    font-weight: bold;
    font-size: 1.5rem;
}

/* ===== コメント ===== */
.comment {
    font-size: 1.2rem;
    line-height: 1.8;
    color: #333;
    padding-top: 30px;
    border-top: 4px solid #2cb08c;
}

/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .grid {
    grid-template-columns: 1fr;
  }
}
.commentBox{
    padding:1rem;
    width:100%;
}
.commentBox ul li{
    font-size:1.5rem;
}

.open{
    cursor: pointer;
}
.open:hover{
    text-decoration:underline;
}
#slideBox {
    display: none;
    width:100%;
    margin:0 auto;
}

.page-width {
  width: 1400px;
  max-width: 90%;
  margin: 0 auto;
}

.button-row {
  display: flex;
  gap: 12px;
}
/* .tab-menu {
  flex: 1;
  padding: 12px 0;
  background-color: #2cb08c;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size:1.8rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.tab-menu:hover {
  background-color: #016f52;
}

.tab-menu.is-active{
  background: paleturquoise;
  color:black;
} */
.tab-menu {
    position: relative;
    overflow: hidden;   
    flex: 1;
    padding: 14px 0;
    background: linear-gradient(180deg, #39c7a0, #2cb08c);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow:
        0 4px 8px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease,
        background 0.2s ease;
}

/* ▼ キラン用の光 */
.tab-menu::before {
    content: "";
    position: absolute;
    top: 0;
    left: -120%;
    width: 120%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent 0%,
        rgba(255, 255, 255, 0.7) 50%,
        transparent 100%
    );
    transition: left 0.6s ease;
}

/* hover：浮く＋キラン！ */
.tab-menu:hover {
    background: linear-gradient(180deg, #2cb08c, #199a74);
    transform: translateY(-2px) scale(1.02);
    box-shadow:
        0 6px 14px rgba(0, 0, 0, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* キラン走らせる */
.tab-menu:hover::before {
    left: 120%;
}

/* 押した瞬間：グッと沈む */
.tab-menu:active {
    transform: translateY(1px) scale(0.99);
    box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.3),
    inset 0 3px 6px rgba(0, 0, 0, 0.3);
}

/* 選択中タブ：凹み＋静止 */
.tab-menu.is-active {
    background: linear-gradient(180deg, #ffffff, #e6faf6);
    color: #016f52;
    box-shadow:
        inset 0 4px 8px rgba(0, 0, 0, 0.3);
    transform: translateY(1px);
}

.content-box{
    display: none;
    flex-direction: column;
    margin-top: 10px;
}
.content-box.is-active{
    display: flex;
}

.fade-out {
    opacity: 0;
    transition: opacity 0.5s ease-out;
    display: none;
}

.fadeIn {
    opacity: 1;
    transition: opacity 0.5s ease-in;
    /* display: block; */
}
@media screen and (max-width: 1024px) {
    .page-width {
        width: 100%;
        padding: 0 30px;
    }
}
@media (max-width: 920px) {
    .page-width {
        width: 100%;
        padding: 0 30px;
    }
    
.button-row {
        position: fixed;
        top: 50%;
        right: 0;
        transform: translateY(-50%);
        flex-direction: column;
        gap: 8px;
        z-index: 2!important;
}
.tab-menu {
        flex: none;
        width: 48px; 
        height: 120px;
        padding: 8px 0;
        writing-mode: vertical-rl;
        text-orientation: upright;
        letter-spacing: 2px;
        border-radius: 8px 0 0 8px; 
        font-size:1.0rem!important;
    }
    .sec06.content-box{
        display: none;
        flex-direction: column;
        margin-top: 10px;
    }

    .sec06.content-box.is-active{
        display: block;
    }
}

.youtube-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    cursor: pointer;
    background: #000;
}

/* ---------- スマホ（〜767px） ---------- */
@media screen and (max-width: 767px) {
    .youtube-wrapper {
        max-width: 100%;
        margin: 0 auto; /* 念のため中央寄せ */
    }
}

/* ---------- PC（768px〜） ---------- */
@media screen and (min-width: 768px) {
    .youtube-wrapper {
        max-width: 960px;   /* 好きなPC幅に調整可 */
        margin: 0 auto;     /* ← これがセンター寄せの肝 */
    }
}

/* ---------- サムネイル ---------- */
.youtube-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ---------- 再生ボタン ---------- */
.youtube-play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: none;
    background: rgb(255, 0, 0);
    color: #fff;
    font-size: 32px;
    cursor: pointer;
}

.youtube-play-button:hover {
    background: rgba(249, 3, 3, 0.48);
}
.earthLink{
    color:#016f52!important;
    font-weight:600;
}
.earthLink:hover{
    color:#000!important;
    transition:0.5s;
}

/* ===============================
tab-menu 追従用
================================ */
 /* スクロールしたら、その場に固定 */
.button-row.is-fixed {
    position: fixed;
    top: 80px;           /* ヘッダー分の余白。必要に応じて調整 */
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}
.button-row.is-fixed {
    box-shadow: 0 6px 14px rgba(0,0,0,0.25);
    background: #ffffff8d;
    padding: 8px;
    border-radius: 10px;
    width:75%;

}

/* 親LI */
.header-dropdown{
    position: relative;
}

/* サブメニュー */
.header-submenu{
    display: none !important;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    margin: 0;
    padding: 0;
    list-style: none;
    background: rgb(57, 199, 160, 0.5);
    z-index: 9999;
}

/* ホバーした時だけ表示 */
.header-dropdown:hover > .header-submenu{
    display: block !important;
}

/* リスト */
.header-submenu li{
    margin: 0;
    padding: 0;
}

/* リンク */
.header-submenu li a{
    display: block;
    padding: 12px 20px;
    color: #ffffff !important;
    text-decoration: none;
}

/* ホバー */
.header-submenu li a:hover{
    background: #1976c0;
}

@media screen and (max-width:1024px){
    .header-dropdown:hover > .header-submenu{
        display:none!important;
    }
}