@charset "UTF-8";

:root {
    --space-ratio: 1rem;
}

body {
    font-family: 'Lucida Grande', 'Hiragino Kaku Gothic ProN', "游ゴシック", "YuGothic", 'Meiryo', "メイリオ", sans-serif;
}

a:link {
    color: #000000;
    text-decoration: underline;
}

a:visited {
    color: #333333;
    text-decoration: none;
}

a:hover {
    color: #999999;
    text-decoration: underline;
}

a:hover img {
    opacity: 0.5;
}

small {
    font-size: 0.75rem;
}

.ws10 {
    margin-top: calc(var(--space-ratio)*1);
}

.ws20 {
    margin-top: calc(var(--space-ratio)*1.8);
}

.ws30 {
    margin-top: calc(var(--space-ratio)*3.6);
}

.ws40 {
    margin-top: calc(var(--space-ratio)*5.4);
}

.hr-ws10 {
    margin-right: clamp(10px, 2.5vw, 20px);
    margin-left: clamp(10px, 2.5vw, 20px);
}

.full {
    height: auto;
    width: 100%;
}

.h300 {
    max-height: 300px;
}

.h700 {
    max-height: 700px;
}

.w450 {
    width: 100%;
    max-width: 450px;
}

.w500 {
    width: 100%;
    max-width: 500px;
}

.w600 {
    width: 100%;
    max-width: 600px;
}

.w800 {
    width: 100%;
    max-width: 800px;
}

.center {
    box-sizing: content-box;
    margin-left: auto;
    margin-right: auto;
}

.align-center {
    text-align: center;
}

.nowrap {
    white-space: nowrap;
}

.container {
    max-width: 800px;
    padding-top: 80px;
    padding-bottom: 80px;
    padding-inline: clamp(20px, 5vw, 40px);
}

.container-large {
    max-width: 900px;
    padding-inline: clamp(10px, 2.5vw, 20px);
}

.container-small {
    max-width: 600px;
}

.container-footer {
    padding-top: 80px;
    padding-bottom: 30px;
    max-width: 600px;
}

main>section:nth-of-type(odd) {
    background-color: #f2f2f2;
}

main>section .description>span {
    display: block;
}

main>section .description>span+span:not(.ws20, .ws30) {
    margin-top: calc(var(--space-ratio)*1.8);
}

footer>section>*+* {
    margin-top: calc(var(--space-ratio)*1.8);
}

.hero {
    width: 100vw;
    min-width: 320px;
    background: center/cover no-repeat url("../img/back_gr.jpg");
}

.hero .hero-logo {
    width: clamp(180px, 50vw, 250px);
    padding-top: 5vh;
    padding-bottom: 5vh;
}

.cluster {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--space-ratio) / 2);
    justify-content: center;
    align-items: center;
}

.cluster-end {
    justify-content: flex-end;
}

.cluster-gnav {
    gap: var(--space-ratio);
}

.gnav-list {
    margin: 75px auto;
}

.gnav-item img {
    height: 18px;
}

.sns-list {
    margin-top: 28px;
    margin-right: clamp(20px, 5vw, 40px);
    margin-bottom: 28px;
}

.sns-icon {
    height: 30px;
    width: 30px;
}

.news-item {
    margin-top: 1.25rem;
}

.news-item:first-child {
    margin-top: 0;
}

.contact-item::before {
    content: "◉";
}

.headline-1 {
    margin-bottom: 60px;
}

.headline-1 img {
    height: 30px;
}