@charset "utf-8";

/* Font display optimization */
@font-face {
	font-family: "Hiragino Kaku Gothic Pro";
	font-display: swap;
}

@font-face {
	font-family: "ヒラギノ角ゴ Pro W3";
	font-display: swap;
}

@font-face {
	font-family: "メイリオ";
	font-display: swap;
}

@font-face {
	font-family: "Meiryo";
	font-display: swap;
}

@font-face {
	font-family: "ＭＳ Ｐゴシック";
	font-display: swap;
}

/* Critical CSS - Above the fold */
body {
	font: normal 18px/1.7 "Hiragino Kaku Gothic Pro","ヒラギノ角ゴ Pro W3","メイリオ",Meiryo,"ＭＳ Ｐゴシック",Arial,Verdana,sans-serif;
	font-display: swap;
	text-align: left;
	color:#333;
	text-align: justify;
	overflow-x: hidden;
	margin: 0;
	padding: 0;
}

/* Responsive utilities */
.sp-item { display: none !important; }
.pc-item { display: block !important; }

@media screen and (max-width: 640px) {
	body {
		min-width: inherit;
		height:100%;
	}
	.sp-item { display: block !important; }
	.pc-item { display: none !important; }
	.sp-item img { width:100%; }
}

/* Layout */
.sec-wrap {
	width: 640px;
	max-width: 100%;
	margin: 0 auto;
	box-sizing: border-box;
	box-shadow: 0px 0px 15px -5px #ccc;
	background-color: #fff;
}

img {
	width: 100%;
	height: auto;
}

/* Performance optimizations */
picture {
	display: block;
}

/* Lazy loading support */
img[loading="lazy"] {
	opacity: 0;
	transition: opacity 0.3s;
}

img[loading="lazy"].loaded {
	opacity: 1;
}

/* Critical sections */
.sec1, .sec2, .sec3 {
	position: relative;
}

/* Defer non-critical styles */
.sec {
	padding-bottom: 40px;
}

.pink {
	color: #E73645;
}

.yellow-line {
	background: linear-gradient(transparent 0%,#FFFFDD 0%);
}

@media screen and (max-width: 640px) {
	.sec {
		padding-bottom: 20px;
	}
	.sec-wrap {
		width: 100%;
	}
}

/* Utility classes */
.ov_hd { overflow: hidden; }
.bg_none { background-image: none!important; }
.rollover:hover { filter: brightness(1.05); }
.center { text-align: center; }
.right { text-align:right; }
.line_0 { line-height: 0; }
.zindex { z-index: 200; }

/* Form elements */
input[type=radio] {
	width: 15px;
	height: 15px;
	vertical-align: middle;
}

input[type=image]:hover {
	opacity: 0.7;
	filter: alpha(opacity=70);
	-ms-filter: "alpha( opacity=70 )";
}

/* Section specific styles */
.sec5 h2 img { margin-top: -5%; }
.sec6 p img, .sec7 p img, .sec11 p img { margin-top: -1px; }

/* Customer voices section */
.sec13 {
	background-color: #F7F4F2;
}

.sec13 h2 {
	padding-bottom: 20px;
}

/* Slider optimizations */
.slider {
	width:100%;
	margin:0 auto;
}

.slider img {
	width:100%;
}

.slider .slick-slide {
	height:auto!important;
	margin-right: 1vw!important;
	margin-left: 1vw!important;
}

.slider .slick-arrow {
	z-index:2!important;
}

.slider .slick-next {
	right:0!important;
}

.slider .slick-prev {
	left:0!important;
}

.slick-dots li button:before {
	font-size: 10px!important;
}

.slick-dotted.slick-slider {
	margin-bottom: 0!important;
	padding-bottom: 50px!important;
}

.slick-dots {
	bottom: 20px!important;
}

/* FAQ Section */
.sec14 h2 {
	padding-bottom: 20px;
}

.accordion-box {
	max-width: 640px;
	padding: 2%;
	margin:0 auto;
}

.details-summary {
	position: relative;
	display: block;
	padding: 20px 10% 20px 2%; 
	color: #000;
	font-size: 24px;
	font-weight: bold;
	text-align: left;
	background-color: #F2F2F2;
	margin-bottom: 5px;
	cursor: pointer;
	transition: opacity 0.2s;
}

.details-summary:hover {
	opacity: 0.8;
}

.details-summary .btn {
	position: absolute;
	top: 37%;
	right: 4%;
	width: 18px;
	height: 18px;
	transform-origin: center center;
	transition-duration: 0.2s;
}

.details-summary .btn:before,
.details-summary .btn:after {
	content: "";
	background-color: #0B73B5;
	border-radius: 10px;
	width: 18px;
	height: 4px;
	position: absolute;
	top: 7px;
	left: 0;
	transform-origin: center center;
}

.details-summary .btn:before {
	width: 4px;
	height: 18px;
	top: 0;
	left: 7px;
}

.details-summary.is-active .btn {
	transform: rotate(-180deg);
}

.details-summary.is-active .btn:before {
	content: none;
}

.details-summary::-webkit-details-marker {
	display: none;
}

.details-content {
	padding: 20px;
	background-color:#DFEEFF;
}

.details-content p {
	margin: 0 0 20px;
	color: #000;
	font-size: 24px;
	text-align: left;
}

.details-content p:last-of-type {
	margin: 0 0 0;
}

@media screen and (max-width: 640px) {
	.details-summary {
		font-size: 16px;
	}
	.details-content p {
		font-size: 16px;
	}
}

/* Footer */
footer {
	text-align: center;
	background-color: #333;
}

.footer {
	max-width: 640px;
	padding: 2% 0 170px;
	margin: 0 auto;
}

.footer-link {
	display: flex;
	justify-content: center;
}

.footer-link a {
	font-size: 16px;
	color: #fff;
	text-decoration: none;
}

.small {
	font-size: 14px;
	color: #fff;
}

@media screen and (max-width: 640px) {
	.footer {
		width: 100%;
		padding: 2% 0 115px;
		margin: 0 auto;
	}
	.footer-link a {
		font-size: 12px;
	}
	.small {
		font-size: 12px;
	}
}

/* Fixed bottom button */
.bottom-btn {
	max-width: 640px;
	margin: 0 auto;
}

#floating {
	position: fixed;
	bottom: 8px;
	z-index: 100;
	width: 640px;
	max-width: 100%;
	padding: 0 3%;
	visibility: hidden;
	transition: .5s;
	opacity: 0;
	box-sizing: border-box;
}

#floating.on {
	visibility: inherit;
	opacity: 1;
}

.a-button {
	position: relative;
	overflow:hidden;
	border-radius: 60px;
}

.a-button::before {
	position: absolute;
	content: '';
	display: inline-block;
	top: -180px;
	left: 0;
	width: 30px;
	height: 100%;
	background-color: #b5e7ff;
	transition: 300ms;
	animation: shinyshiny 2.5s ease-in-out infinite;
}

@keyframes shinyshiny {
	0% { transform: scale(0) rotate(45deg); opacity: 0; }
	80% { transform: scale(0) rotate(45deg); opacity: 0.5; }
	81% { transform: scale(4) rotate(45deg); opacity: 1; }
	100% { transform: scale(50) rotate(45deg); opacity: 0; }
}

@media screen and (max-width: 640px) {
	.bottom-btn {
		width: 100%;
	}
	#floating {
		position: fixed;
		bottom: 8px;
		z-index: 100;
		width: 100%;
	}
}

/* Performance optimizations */
* {
	box-sizing: border-box;
}

/* Preload critical images */
.sec1 img {
	will-change: transform;
}

/* Reduce layout shifts */
.booking-area iframe {
	width: 100%;
	height: 750px;
	border: 0;
}