@charset "utf-8";

/* ----------------------------------------------
    reset
---------------------------------------------- */
*, ::before, ::after {
	box-sizing: border-box;
	border-style: solid;
	border-width: 0;
}
html {
	line-height: 1.15;
	/*-webkit-text-size-adjust: 100%;
	-webkit-tap-highlight-color: transparent;*/
}
body {
	margin: 0;
}
main {
	display: block;
}
p, table, blockquote, address, pre, iframe, form, figure, dl {
	margin: 0;
} 
h1, h2, h3, h4, h5, h6 {
	font-size: inherit;
	font-weight: inherit;
	margin: 0;
}
ul, ol {
	margin: 0;
	padding: 0;
	list-style: none;
}
dd {
	margin-left: 0;
}
hr {
	box-sizing: content-box;
	height: 0;
	overflow: visible;
	border-top-width: 1px;
	margin: 0;
	clear: both;
	color: inherit;
}
pre {
	font-family: monospace, monospace;
	font-size: inherit;
}
address {
	font-style: inherit;
}
a {
	background-color: transparent;
	text-decoration: none;
	color: inherit;
}
abbr[title] {
	text-decoration: underline dotted;
}
b, strong {
	font-weight: bolder;
}
code, kbd, samp {
	font-family: monospace, monospace;
	font-size: inherit;
}
small {
	font-size: 80%;
}
sub, sup {
	font-size: 75%;
	line-height: 0;
	position: relative;
	vertical-align: baseline;
}
sub {
	bottom: -0.25em;
}
sup {
	top: -0.5em;
}
svg, img, embed, object, iframe {
	vertical-align: bottom;
}
button, input, optgroup, select, textarea {
	-webkit-appearance: none;
	appearance: none;
	vertical-align: middle;
	color: inherit;
	font: inherit;
	background: transparent;
	padding: 0;
	margin: 0;
	border-radius: 0;
	text-align: inherit;
	text-transform: inherit;
}
button, [type="button"], [type="reset"], [type="submit"] {
	cursor: pointer;
}
button:disabled, [type="button"]:disabled, [type="reset"]:disabled, [type="submit"]:disabled {
	cursor: default;
}
:-moz-focusring {
	outline: auto;
}
select:disabled {
	opacity: inherit;
}
option {
	padding: 0;
}
fieldset {
	margin: 0;
	padding: 0;
	min-width: 0;
}
legend {
	padding: 0;
}
progress {
	vertical-align: baseline;
}
textarea {
	overflow: auto;
}
[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
	height: auto;
}
[type="search"] {
	outline-offset: -2px;
}
[type="search"]::-webkit-search-decoration {
	-webkit-appearance: none;
}
::-webkit-file-upload-button {
	-webkit-appearance: button;
	font: inherit;
}
[type="number"] {
	/*-moz-appearance: textfield;*/
}
label[for] {
	cursor: pointer;
}
details {
	display: block;
}
summary {
	display: list-item;
}
[contenteditable]:focus {
	outline: auto;
}
table {
	border-color: inherit;
	border-collapse: collapse;
}
caption {
	text-align: left;
}
td, th {
	vertical-align: top;
	padding: 0;
}
th {
	text-align: left;
	font-weight: normal;
}

/* ----------------------------------------------
    common
---------------------------------------------- */
:root {
	--color-Black: #000000;
	--color-GrayB: #999999;
	--font-Sans:   "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
	--font-Serif:  "Times New Roman", "YuMincho", "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif;
}
html {
	font-size: 62.5%;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    scroll-behavior: smooth;
    touch-action: manipulation;
}
body {
	color: var(--color-Black);
	background: url(/assets/img/common/bg01.gif) top center;
	font: 500 1.2rem / 1.6 "Meiryo", sans-serif;
	font-feature-settings: "palt";
	letter-spacing: .1em;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}
svg, img, embed, object, iframe {
	max-width: 100%;
	height: auto;
}
i {
    display: block;
}
#wrap {
    width: 810px;
    margin: 0 auto;
    padding: 0 5px;
    background: var(--color-GrayB);
}
a {
    color: #000eee;
    background: transparent;
    text-decoration: none;
    transition: opacity ease .3s;
}
a:hover {
	color: #ee0000;
}

/* ----------------------------------------------
    header
---------------------------------------------- */
#header {
    width: 100%;
	background: rgb(43,166,225);
	background: linear-gradient(0deg, rgba(43,166,225,1) 0%, rgba(25,41,136,1) 100%);
}
#header .inner {
	width: 100%;
    height: 30px;
    padding: 0 .5em;
    border-bottom: 1px solid #1a2f8c;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
#header .inner .logo {
    font-size: 1.8rem;
    font-weight: bold;
    font-family: var(--font-Sans);
    text-shadow: 1px 2px 2px #1a286f;
}
#header .inner .logo a {
	color: #fff;
}
#header .inner .logo a:hover {
	color: #fff;
}
#header .inner span {
	color: #fff;
	font-size: 1.4rem;
    font-family: var(--font-Serif);
    font-weight: bold;
	text-shadow: 1px 2px 1px #205dad;
}

/* ----------------------------------------------
    pagehead
---------------------------------------------- */
#pagehead {
    width: 100%;
    height: 230px;
    background: #787878;
    display: flex;
    align-items: center;
    justify-content: center;
}
#home #pagehead {
    height: 320px;
    background: url(/assets/img/home/header.jpg) center / cover no-repeat;
}
#association #pagehead {
    background: url(/assets/img/association/header.jpg) center / cover no-repeat;
}
#technolog #pagehead {
    background: url(/assets/img/technolog/header.jpg) center / cover no-repeat;
}
#construction #pagehead {
    background: url(/assets/img/construction/header.jpg) center / cover no-repeat;
}
#record #pagehead {
    background: url(/assets/img/record/header.jpg) center / cover no-repeat;
}
#link #pagehead {
    background: url(/assets/img/link/header.jpg) center / cover no-repeat;
}
#pagehead h2 {
    min-width: 500px;
    padding: .5em 1em .5em 1.3em;
    color: #fff;
    background: rgba(0,0,0,.8);
    border: 3px solid #fff;
    border-radius: .3em;
    font-size: 3.6rem;
    font-family: var(--font-Serif);
    font-weight: bold;
    text-align: center;
    letter-spacing: .1em;
}
#home #pagehead h2 {
    color: #feff98;
    box-shadow: 0 0 0 3px #4db850;
}

/* ----------------------------------------------
    contents
---------------------------------------------- */
#contents {
    display: flex;
}

/* ----------------------------------------------
    side
---------------------------------------------- */
#side {
    width: 110px;
    background: url(/assets/img/common/bg02.gif) top center;
    border-right: 4px solid var(--color-GrayB);
}
#side ul li a {
    width: 100%;
    height: 60px;
    background: #4ad34e;
    border-bottom: 1px solid var(--color-GrayB);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
/*#side ul li:nth-child(1) a {
	background: rgb(180,178,186) linear-gradient(45deg, rgba(180,178,186,1) 0%, rgba(142,142,142,1) 100%);
}
#side ul li:not(:nth-child(1)) a {
    background: rgb(169 168 175) linear-gradient(45deg, rgba(169 168 175) 0%, rgba(220,219,222,1) 100%);
}
#side ul li a::before {
    content: "";
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0) repeating-linear-gradient(-45deg, transparent, transparent 1px, rgba(255, 255, 255, 1) 1px, rgba(255, 255, 255, 1) 2px );
    position: absolute;
    top: 0;
    left: 0;
    z-index: 0;
    opacity: .1;
}*/
#side ul li:nth-child(1) a::after {
    content: "";
    width: 95%;
    height: 85%;
    border: 1px solid #fff;
    position: absolute;
    top: 50%;
    left: 51%;
    transform: translate(-50%,-50%);
    z-index: 1;
}
#side ul li:not(:nth-child(1)) a::after {
    content: "";
    width: 100%;
    height: 90%;
    border-top: 1px double #fff;
    border-bottom: 1px double #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    z-index: 1;
}
#side ul li a span {
    color: #fff;
    font-size: 1.4rem;
    font-family: var(--font-Serif);
    font-weight: bold;
    line-height: 1.2;
    letter-spacing: 0;
    text-align: center;
    text-shadow: 1px 2px 2px rgba(0,0,0,.4);
    position: relative;
    z-index: 1;
}

/* ----------------------------------------------
    main
---------------------------------------------- */
#main {
    width: 690px;
    background: #fff;
}
#main #gnav ul {
	border-bottom: 4px solid var(--color-GrayB);
    display: flex;
}
#main #gnav ul li {
    width: calc(100% / 4);
}
#main #gnav ul li a {
    width: 100%;
    display: flex;
    flex-direction: column;
}
#main #gnav ul li:not(:last-child) a {
    border-right: 1px solid #6f6f6f;
}
#main #gnav ul li a .jp {
    height: 35px;
    padding: .2em 0 0 .2em;
    color: #fff;
    background: rgb(0, 0, 0) linear-gradient(0deg, rgba(0, 0, 0, 1) 0%, rgba(9, 9, 9, 1) 80%, rgba(142, 142, 142, 1) 100%);
    border-bottom: 1px solid #6f6f6f;
    font-size: 1.6rem;
    font-weight: bold;
    font-family: var(--font-Sans);
    letter-spacing: .2em;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
#main #gnav ul li a .en {
    height: 25px;
    padding: 0 0 0 .1em;
    color: #c5c5c5;
    background: rgba(69, 69, 69, 1) repeating-linear-gradient(0deg, transparent, transparent 1px, rgba(32, 32, 32, 1) 1px, rgba(32, 32, 32, 1) 2px );
    font-size: 1.0rem;
    display: flex;
    align-items: flex-start;
    justify-content: center;
}
body:not(#home) #main section .inner {
    padding: 2em 2em 3em;
}

/* ----------------------------------------------
    menu
---------------------------------------------- */
#main #menu > ul {
    display: flex;
    flex-wrap: wrap;
}
#main #menu > ul > li {
    width: calc(100% / 3);
}
#main #menu > ul > li:not(:nth-child(3n)) {
    border-right: 4px solid #999;
    position: relative;
}
#main #menu > ul > li:not(:nth-child(3n))::after {
    content: "";
    width: 4px;
    height: 100%;
    background: rgb(36,36,36);
	background: linear-gradient(90deg, rgba(36,36,36,1) 0%, rgba(153,153,153,1) 100%);
    position: absolute;
    top: 0;
    right: -4px;
}
#main #menu > ul > li h3 {
    height: 40px;
    padding: 0 1em;
    color: #fff;
    background: rgb(49,49,50);
    background: linear-gradient(0deg, rgba(49,49,50,1) 0%, rgba(77,77,77,1) 85%, rgba(112,112,112,1) 95%);
    border-top: 3px solid #3d3d3d;
    display: flex;
    align-items: center;
}
#main #menu > ul > li p {
    padding: 0 1em;
}
#main #menu > ul > li ul {
    padding: .5em 1em;
}
#main #menu > ul > li ul li {
    font-size: 1.2rem;
}

/* ----------------------------------------------
    footer
---------------------------------------------- */
#footer {
    background: rgba(69, 69, 69, 1) repeating-linear-gradient(0deg, transparent, transparent 1px, rgba(32, 32, 32, 1) 1px, rgba(32, 32, 32, 1) 2px);
}
#footer .inner {
    width: 95%;
    margin: 0 auto;
    padding: 1em 0;
    color: #fff;
    display: flex;
    gap: 2em;
    justify-content: space-between;
}
#footer .inner .address p span {
    font-size: 1.4rem;
    font-weight: bold;
}
#footer .inner .address a {
	color: #abafff;
}
#footer .inner .orgs {
	margin: 0 auto 0 0;
	font-size: 1.0rem;
}
#footer .inner .logo {
    padding: .5em;
    background: #fff;
    flex-shrink: 0;
}
#footer .copy {
    width: 100%;
    height: 33px;
    color: #fff;
    background: rgb(54,92,169);
	background: linear-gradient(0deg, rgba(54,92,169,1) 0%, rgba(116,190,231,1) 100%);
    border-top: 3px solid #858585;
	font-size: 1.0rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ----------------------------------------------
    title
---------------------------------------------- */
.title01 {
    height: 50px;
    padding: 0 .6em;
    color: #fff;
    background: linear-gradient(0deg, rgb(99 97 96) 0%, rgb(134 132 132) 85%, rgb(166 164 162) 95%);
    font-size: 1.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
}
.title02 {
    margin: 0 0 1em;
    padding: .3em .5em;
    border-left: .4em solid;
    border-image: linear-gradient(0deg, rgba(43, 166, 225, 1) 0%, rgba(25, 41, 136, 1) 100%) 1;
    font-size: 1.6rem;
    font-weight: 600;
    line-height: 1;
}
.title03 {
    width: fit-content;
    margin: 0 0 1em;
    padding: .3em 1em .3em .5em;
    background: #ddd;
    font-size: 1.4rem;
    font-weight: 600;
    display: block;
}

/* ----------------------------------------------
    other
---------------------------------------------- */
.mb1 {
    margin-bottom: 1em;
}
.mb2 {
    margin-bottom: 2em;
}
.ta_r {
    text-align: right;
}
.ta_c {
    text-align: center;
}
/* ------------------------------------------- */
.table01 {
    width: 100%;
    letter-spacing: 0;
}
.table01 th {
    padding: .3em;
    background: #eee;
    border: 1px solid #ccc;
    vertical-align: middle;
}
.table01 th.wm_rl {
	-ms-writing-mode: tb-rl;
	writing-mode: vertical-rl;
}
.table01 td {
    padding: .3em;
    border: 1px solid #ccc;
    vertical-align: middle;
}
.table01 thead .focus {
    border-top: 2px solid;
    border-left: 2px solid;
    border-right: 2px solid;
}
.table01 tbody .focus {
    border-right: 2px solid;
    border-left: 2px solid;
}
.table01 tbody tr:last-child .focus {
    border-bottom: 2px solid;
}

/* ----------------------------------------------
    home
---------------------------------------------- */
#home .sec01 .inner > ul {
    display: flex;
}
#home .sec01 .inner > ul > li {
    width: calc(100% / 4);
    padding: .3em .3em 2em .3em;
}
#home .sec01 .inner > ul > li:not(:last-child) {
    border-right: 1px solid var(--color-GrayB);
}
#home .sec01 .inner > ul > li .img {
    margin: 0 0 .5em;
}
#home .sec01 .inner > ul > li ul li a {
    display: flex;
    letter-spacing: .05em;
}
#home .sec01 .inner > ul > li ul li a::before {
    content: "□";
    color: #000;
}

/* ----------------------------------------------
    home
---------------------------------------------- */
#association .sec01 .inner ul {
    display: grid;
    gap: .3em;
}
#association .sec01 .inner ul li {
    counter-increment: item;
    display: flex;
    gap: .5em;
    align-items: baseline;
}
#association .sec01 .inner ul li::before {
  content: "("counter(item)")";
      flex-shrink: 0;
}
#association .sec02 .inner .img {
    padding: 3em;
}

/* ----------------------------------------------
    technolog
---------------------------------------------- */
#technolog.page03 .sec01 .inner .table01 tr th:nth-of-type(1) {
    width: 100px;
}
#technolog.page03 .sec02 .inner ul,
#technolog.page03 .sec03 .inner ul {
    padding: 0 0 0 3.4em;
    text-indent: -3.4em;
}
/* ------------------------------------------- */
#technolog.page04 .sec01 .inner .table01 tr th:nth-of-type(1),
#technolog.page04 .sec02 .inner .table01 tr th:nth-of-type(1),
#technolog.page04 .sec04 .inner .table01 tr th:nth-of-type(1) {
    width: 90px;
}
#technolog.page04 .sec01 .inner .table01 tr:nth-of-type(2) td,
#technolog.page04 .sec02 .inner .table01 tr:nth-of-type(2) td {
    vertical-align: top;
}
#technolog.page04 .sec03 .inner ul {
    text-align: center;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}
#technolog.page04 .sec04 .inner .table01 tr th:nth-of-type(2) {
    width: 120px;
}
#technolog.page04 .sec04 .inner .table01 tr th:nth-of-type(4) {
    width: 80px;
}
#technolog.page04 .sec05 .inner .box {
    display: grid;
    gap: 2em;
    grid-template-columns: repeat(2, 1fr);
}
#technolog.page04 .sec05 .inner .box .left dl div {
    display: flex;
}
#technolog.page04 .sec05 .inner .box .left dl div dt {
    width: 2em;
}
#technolog.page04 .sec06 .inner .box {
    display: flex;
    gap: 2em;
    justify-content: center;
}
#technolog.page04 .sec06 .inner ul {
    padding: 0 0 0 3.4em;
    text-indent: -3.4em;
}
/* ------------------------------------------- */
#technolog.page05 .sec01 .inner .box01 {
    display: grid;
    gap: 1em;
    grid-template-columns: 2fr 3fr;
}
/* ------------------------------------------- */
#technolog.page07 .sec01 .inner .box01 {
    display: grid;
    gap: 1em;
    grid-template-columns: repeat(2, 1fr);
}
#technolog.page07 .sec01 .inner .box01 .item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
/* ------------------------------------------- */
#technolog.page08 .sec01 .inner .box01 {
    display: grid;
    gap: 1em;
    grid-template-columns: repeat(2, 1fr);
}
#technolog.page08 .sec01 .inner .box01 .item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
#technolog.page08 .sec01 .inner .box01 .item p {
    margin-top: auto;
}
#technolog.page08 .sec01 .inner .box01 .item .img {
    border: 1px solid #ddd;
}

/* ----------------------------------------------
    record
---------------------------------------------- */
#record section .inner .list01 {
    display: grid;
    gap: 2em;
    grid-template-columns: repeat(4, 1fr);
}
#record section .inner .list01 > div {
    display: flex;
    gap: 1em;
    align-content: flex-start;
    flex-direction: column;
    justify-content: space-between;
}
#record section .inner .list01 > div dt {
    border: 1px solid #ddd;
}
#record section .inner .list01 > div dd {
    height: 100%;
    text-align: center;
	display: flex;
    gap: .5em;
    flex-direction: column;
    justify-content: space-between;
}
#record section .inner .list02 {
    display: grid;
    gap: 2em;
}
#record section .inner .list02 > div {
    display: flex;
    gap: 2em;
    align-items: flex-end;
}
#record section .inner .list02 > div dt {
    width: 200px;
    border: 1px solid #ddd;
    flex-shrink: 0;
}
#record section .inner .list02 > div dd {
    display: grid;
    gap: 1em;
}
#record section .inner .btn a {
    max-width: 160px;
    padding: 1em;
    color: #fff;
    background: #4db850;
    font-weight: bold;
    line-height: 1;
    display: flex;
    gap: 1em;
    align-items: center;
    justify-content: center;
}
#record section .inner .btn a:hover {
    opacity: .6;
}
#record section .inner .btn a i {
    display: flex;
}

/* ----------------------------------------------
    link
---------------------------------------------- */
#link .sec01 .inner ul li a {
    padding: 1em;
    color: var(--color-Black);
    background: linear-gradient(0deg, rgba(241, 241, 241, 1) 0%, rgba(255, 255, 255, 1) 100%);
    border-top: 1px solid #efefef;
    border-bottom: 1px solid #ccc;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
#link .sec01 .inner ul li a::after {
	content: "";
	height: .7em;
	aspect-ratio: cos(30deg);
	clip-path: polygon(0 0,100% 50%,0 100%);
    background: var(--color-GrayB);
}