@charset "utf-8";

/*======================================

	Component CSS
	Copyright (c) 2026-, PROACTIVE Inc. All rights reserved.

=======================================*/

:root {
	--wrapper--width: 1200px;
	--main--width: 930px;

	/* color */
	--main--color: #0a2e48;
	--sub--color: #f6f3cf;
	--red: #ff4500;
}

html,
body {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	min-width: var(--max--width);
}

html {
	font-size: 100%;
	scroll-behavior: smooth;
	height: -webkit-fill-available;
}

body {
	font-family: Arial, "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", sans-serif;
	line-height: 1.75;
	color: #333;
}

/**--------------------------------------
	01. BASIC_STRUCTURE
---------------------------------------**/
.wrapper {
	margin: 0 auto;
	width: var(--wrapper--width);
	display: flex;
	justify-content: space-between;
	flex: 1;
}
main {
	display: flex;
	flex: 1;
	width: var(--main--width);
	margin: 0 auto;
}

aside {
	width: calc(var(--wrapper--width) - var(--main--width));
	padding-bottom: 4rem;
}

article {
	margin-left: 1rem;
	width: 100%;
}

section {
	margin: 2rem auto 5rem;
}

.inner {
	margin: 0 auto;
	width: var(--main--width);
}

.br--all::before {
	content: "\A";
	white-space: pre;
}

.bk {
	display: inline-block;
}

/*-- Link --*/
a {
	color: #00f;
	text-decoration: underline;
	word-break: break-all;
}

@media (any-hover: hover) {
	a:hover {
		color: #f90;
		transition: 0.4s;
	}
	a[href]:hover {
		cursor: pointer;
	}
	a:hover img {
		opacity: 0.7;
		transition: 0.4s;
	}
}

/*-- To top --*/
#pageTop {
	display: none;
	position: fixed;
	bottom: 1.5rem;
	right: 1.5rem;
	z-index: 200;
}

#pageTop a {
	display: block;
	z-index: 999;
	width: 2.5rem;
	height: 2.5rem;
	background-color: var(--main--color);
	text-decoration: none;
	position: relative;
	border-radius: 5px;
	color: #fff;
}

#pageTop a span {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	-webkit-transform: translate(-50%, -50%);
	-ms-transform: translate(-50%, -50%);
}

@media (any-hover: hover) {
	#pageTop a:hover {
		opacity: 0.7;
	}
}

/*----- 01-01. HEADER -----**/
header {
	line-height: 1;
	margin-bottom: 1rem;
	background-color: var(--main--color);
}

header .inner {
	margin: 0 auto;
	width: var(--wrapper--width);
	background: linear-gradient(to right, #0a2e48, #006184, #0a2e48);
	color: #fff;
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 1.1rem;
	line-height: 1.8;
	letter-spacing: 0.5;
}

header a,
header a:hover {
	text-decoration: none;
}

/*----- 01-02. GLOVAL NAVI -----**/
nav ul li a {
	text-decoration: none;
	display: block;
}

nav ul {
	margin-bottom: 2rem;
}

nav ul li a {
	background-color: var(--main--color);
	margin-bottom: 0.5rem;
	padding: 1.5rem 1rem;
	line-height: 1.1rem;
}

nav ul li a,
nav ul li a:not([href]) {
	color: #fff;
}

@media screen and (any-hover: hover) {
	nav ul li a[href]:hover {
		background-color: #036874;
		color: #fff;
	}
}

.nav-area {
	width: 270px;
	transition:
		top 0.3s ease-in-out,
		bottom 0.3s ease-in-out;
}

.nav-area.is-fixed {
	position: fixed;
	top: 0;
	overflow-y: auto;
	max-height: 100vh;
	scrollbar-width: none;
}

.nav-area.is-footer-visible {
	bottom: 4.5rem;
	max-height: calc(100dvh - 4.5rem);
}

.nav-area::-webkit-scrollbar {
	display: none;
}

/*----- 01-03. FOOTER -----**/
footer {
	background-color: var(--main--color);
}

footer a,
footer a:hover {
	color: #333;
}

footer .inner {
	font-size: 0.9rem;
	background: linear-gradient(to right, #0a2e48, #006184, #0a2e48);
}

.copy {
	color: #fff;
	padding: 1rem;
	text-align: center;
}

/**--------------------------------------
	02. CONTENTS
---------------------------------------**/
.contents {
	padding: 1rem 1rem 2rem;
}

.main-img img {
	width: 100%;
}

/* Title */
.title--sec1,
.title--sec2,
.title--sec3,
.title--sec4 {
	line-height: 1.5;
}

.title--sec1 {
	font-size: 2rem;
	margin: 1rem 0 2rem;
}

.title--sec2 {
	font-size: 1.5rem;
	padding: 1rem 2rem;
	margin-bottom: 2rem;
	background-color: var(--main--color);
	border-radius: 20px 0;
	color: #fff;
}

.title--sec3 {
	font-size: 1.25rem;
	padding: 0.5rem 0;
	margin-bottom: 1rem;
	border-bottom: 1px solid var(--main--color);
}

.title--sec4 {
	font-size: 1.15rem;
	margin-bottom: 0.5rem;
}

/*-- File Link icon mini --*/
.pdf-icon::after {
	background: url(../img/icon_pdf.svg) no-repeat;
}
.doc-icon::after {
	background: url(../img/icon_doc.svg) no-repeat;
}
.xls-icon::after {
	background: url(../img/icon_xls.svg) no-repeat;
}
.ppt-icon::after {
	background: url(../img/icon_ppt.svg) no-repeat;
}
.link-icon::after {
	background: url(../img/icon_link.svg) no-repeat;
}

.pdf-icon::after,
.doc-icon::after,
.xls-icon::after,
.ppt-icon::after,
.link-icon::after {
	content: "";
	display: inline-block;
	width: 1rem;
	height: 1rem;
	background-size: contain;
	vertical-align: middle;
	margin-left: 0.5rem;
	margin-right: 0.25rem;
}

/**--------------------------------------
	03. PARTS
---------------------------------------**/
.img-responsive {
	max-width: 100%;
	height: auto;
}

.box {
	padding: 1.5rem 2rem;
}

.box ul,
.box ol,
.box ul li:last-child,
.box ol li:last-child,
.box dl dd:last-child {
	margin-bottom: 0;
}

.box--R {
	border: 1px solid var(--red);
}

.box--Gry {
	border: 1px solid #ccc;
}

/*----- 03-01. LIST -----**/
/*日付用*/
.date-info {
	overflow: hidden;
}
.date-info dt,
.date-info dd {
	float: left;
}
.date-info dt {
	width: 8em;
	margin: 0;
}
.date-info dd {
	width: calc(100% - 8em);
	margin: 0 0 1rem;
}

/*----- 03-02. TABLE -----**/
.nowrap {
	white-space: nowrap;
}

.tbl-v--mid tr th,
.tbl-v--mid tr td {
	vertical-align: middle;
}

.tbl-bdr tr th,
.tbl-bdr tr td {
	border: 1px solid #ccc;
}

.tbl-bdr tr th {
	background-color: var(--sub--color);
	text-align: center;
	border: 1px solid #aaa;
}

.tbl--list {
	border-collapse: separate;
	border-spacing: 0 0.75rem;
}

.tbl--list tr th {
	background-color: var(--sub--color);
	padding: 0.25em 1em;
}

.tbl--list tr td {
	padding-left: 1em;
}

.area-center {
	margin: 0 auto;
}

.area-over {
	width: 100%;
	overflow-x: auto;
	padding: 0.5em 0;
}

.area-over::-webkit-scrollbar {
	height: 6px;
}

.area-over::-webkit-scrollbar-thumb {
	background: #999;
	border-radius: 5px;
}

.area-over::-webkit-scrollbar-track-piece {
	background: #efefef;
}

/*----- 03-03. TEXT -----**/
.ft-s--S {
	font-size: 0.9rem;
}

.ft-s--SS {
	font-size: 0.85rem;
}

.ft-s--L {
	font-size: 1.1rem;
}

.ft-s--LL {
	font-size: 1.25rem;
}

/*Text-カラー*/
.ft-c--R {
	color: var(--red);
}

/*----- 03-04. BUTTON -----**/
.btn {
	display: inline-block;
	margin: 0.5rem auto;
	padding: 1.2rem 4rem;
	background-color: #006184;
	color: #fff;
	text-decoration: none;
	border-radius: 5px;
}

.btn[href] {
	box-shadow: 1px 2px 10px #888;
}

@media (any-hover: hover) {
	.btn[href]:hover {
		background-color: #127ea5;
		box-shadow: 2px 4px 15px #888;
	}
	.btn:hover {
		color: #fff;
	}
}