@charset "utf-8";


:root {
    --color-theme:       #b90000;
    --color-light-theme: #f0ffff;
    --color-accent:      #000099;
    --fg-color:          #333;
    --bg-color:          #fff;
    --color-white:       #fff;
    --color-lightgray:   #f0f0f0;
    --font-alphabet: 'poppins', 'Noto Sans JP', 'Helvetica Neue', 'Helvetica', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Arial', 'Yu Gothic', 'Meiryo', sans-serif;
    --font-gothic: 'Noto Sans JP', 'Helvetica Neue', 'Helvetica', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Arial', 'Yu Gothic', 'Meiryo', sans-serif;
    --font-mincho: 'Noto Serif JP', 'Times New Roman', 'YuMincho', 'Hiragino Mincho ProN', 'Yu Mincho', 'MS PMincho', serif;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

img {
    display: block;
    margin: 0;
    vertical-align: middle;
    width: 100%;
    max-width: 100%;
    height: auto;
    font-style: italic;
    background-repeat: no-repeat;
    background-size: cover;
    shape-margin: 0.75rem;
}

a {
    color: var(--fg-color);
    text-decoration: none;
    transition: opacity 0.5s ease-out;
}
button, input[type="submit"] {
    cursor: pointer;
    transition: opacity 0.5s ease-out;
}

@media ( hover: hover ) {
    a:hover {
        color: var(--fg-color);
        opacity: 0.5;
    }
    button:hover, input[type="submit"]:hover {
        opacity: 0.5;
    }
}

ul, p {
    line-height: 1.8;
}

section {
    position: relative;
}

em {
    color: var(--color-accent);
    font-style: normal;
}

u {
    font-weight: 700;
    text-decoration-color: #ffec5d;
    text-decoration-thickness: 4px;
    text-decoration-line: underline;
    text-decoration-style: solid;
    text-underline-offset: 0.3em;
}

.center {
    text-align: center;
}

.left {
    text-align: left;
}

.right {
    text-align: right;
}


@media ( width < 768px ) {
    .pc {
        display: none;
    }
    .common-btn.pc {
        display: none !important;
    }
    .sp {
        display: block;
    }
}

@media ( width >= 768px ) {
    .pc {
        display: block;
    }
    .sp {
        display: none;
    }
    .common-btn.sp {
        display: none !important;
    }
}


/* スクロールアニメーション */
.ws-scroll-fadeIn {
    opacity: 0.0;
    /*transform: scale( 0.5, 0.5 ); */
    transition: all 1.0s ease-out;
}
.ws-scroll-fadeIn.ws-scroll-show {
    opacity: 1.0;
    /* transform: scale( 1.0, 1.0 ); */
}

.ws-scroll-fadeIn-l {
    opacity: 0.0;
    transform: translateX( -200px );
    transition: all 1.0s ease-out;
}
.ws-scroll-fadeIn-r {
    opacity: 0.0;
    transform: translateX( 200px );
    transition: all 1.0s ease-out;
}
.ws-scroll-fadeIn-l.ws-scroll-show,
.ws-scroll-fadeIn-r.ws-scroll-show {
    opacity: 1.0;
    transform: translateX( 0 );
}

.ws-scroll-fadeIn-u {
    opacity: 0.0;
    transform: translateY( -200px ) scale( 0.8, 0.8 );
    transition: all 1.0s ease-out;
}
.ws-scroll-fadeIn-d {
    opacity: 0.0;
    transform: translateY( 200px ) scale( 0.8, 0.8 );
    transition: all 1.0s ease-out;
}
.ws-scroll-fadeIn-u.ws-scroll-show,
.ws-scroll-fadeIn-d.ws-scroll-show {
    opacity: 1.0;
    transform: translateY( 0 )  scale( 1.0, 1.0 );
}

.ws-goto-top {
    position: fixed;
    z-index: 20;
    margin: 0;
    padding: 0 0 2px;
    top: auto;
    bottom: 10px;
    left: auto;
    right: 10px;
    width: clamp( 30px, 5.0vw, 60px );
    height: clamp( 30px, 5.0vw, 60px );
    background: var(--color-theme);
    border: 2px solid #fff;
    border-radius: clamp( 15px, 2.5vw, 30px );
    opacity: 0.0;
    transform-origin: right bottom;
    transform: scale( 0.01, 0.01 );
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 1.0s;
}
.ws-goto-top::before {
    position: absolute;
    content: "";
    left: calc( 40% - 1px );
    top: 42%;
    width: 20%;
    height: 20%;
    border-top: 3px solid #fff;
    border-right: 3px solid #fff;
    rotate: -45deg;
}
.ws-goto-top.ws-scroll-show {
    transform: scale( 1.0, 1.0 );
    opacity: 0.9;
}
@media ( hover: hover ) {
    .ws-goto-top:hover {
        opacity: 0.5;
    }
}

.ws-scroll-top-menu {
    opacity: 0.0;
    transform: translateY( -150px );
    transition: 0.5s;
}
.ws-scroll-top-menu.ws-scroll-show {
    opacity: 1.0;
    transform: translateY( 0 );
}



/* 以下サイトごと */

html {
    margin: 0;
    padding: 0;
    width: 100%;
    font-size: min( 18px, 3.0vw );
    overflow-x: hidden;
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    margin: 0;
    padding: 0;
    width: 100%;
    color: var(--fg-color);
    font-family: var(--font-gothic);
    font-weight: 500;
    line-height: 1.5;
    background: var(--bg-color);
    opacity: 0.0;
    animation: anim-fadein 1.0s ease-out 0s forwards;
}

@keyframes anim-fadein {
    0%   { opacity: 0.01; }
    100% { opacity: 1.00; }
}


header {
}


/**
 * スマホ用設定
 */
@media ( width < 768px ) {

    header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: auto;
        aspect-ratio: 780 / 144;
        background: #fff;
        z-index: 99;
    }
    header .header-wrap {
        margin: 0 auto;
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    header .header-logo {
        padding: 2.0vw 0 2.0vw 2.0vw;
        height: 100%;
    }
    header .header-logo a {
        display: block;
        width: auto;
        height: 100%;
    }
    header .header-logo a figure {
        display: block;
        width: auto;
        height: 100%;
    }
    header .header-logo a figure img {
        display: block;
        width: auto;
        height: 100%;
    }
    header .header-menu {
        display: none;
    }
    header .header-btns {
        display: none;
    }
    header .header-sp-menu {
        position: relative;
        height: 100%;
        aspect-ratio: 1 / 1;
    }
    header .header-sp-menu #sp-menu-check {
        position: absolute;
        top: 0;
        right: 0;
        width: 1px;
        height: 1px;
        opacity: 0;
    }
    header .header-sp-menu #sp-menu-check ~ .header-sp-menu-back {
        position: absolute;
        top: 20%;
        left: 20%;
        width: 60%;
        height: 60%;
        background: var(--color-theme);
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu-area {
        display: block;
        position: absolute;
        top: 30%;
        left: 30%;
        width: 40%;
        height: 40%;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu-area > .sp-menu-icon {
        position: absolute;
        top: 50%;
        left: 15%;
        width: 70%;
        height: 3px;
        background: #fff;
        border-radius: 2px;
        transition: background 0.5s ease-out;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu-area > .sp-menu-icon::before {
        position: absolute;
        content: "";
        top: -300%;
        left: 0;
        width: 100%;
        height: 3px;
        background: #fff;
        border-radius: 2px;
        transition: transform 0.5s ease-out;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu-area > .sp-menu-icon::after {
        position: absolute;
        content: "";
        top: 300%;
        left: 0;
        width: 100%;
        height: 3px;
        background: #fff;
        border-radius: 2px;
        transition: transform 0.5s ease-out;
    }
    header .header-sp-menu #sp-menu-check:checked ~ .sp-menu-area > .sp-menu-icon {
        background: transparent;
    }
    header .header-sp-menu #sp-menu-check:checked ~ .sp-menu-area > .sp-menu-icon::before {
        transform: translateY( 300% ) rotate( 45deg );
    }
    header .header-sp-menu #sp-menu-check:checked ~ .sp-menu-area > .sp-menu-icon::after {
        transform: translateY( -300% ) rotate( -45deg );
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu {
        position: absolute;
        top: calc( 100vw * 144 / 780 );
        right: 0;
        width: 90vw;
        height: calc( 100vh - ( 100vw * 144 / 780 ) );
        height: calc( 100dvh - ( 100vw * 144 / 780 ) );
        padding: 1.0em 0;
        background: var(--color-theme);
        list-style: none;
        transform-origin: right center;
        transform: scaleX( 0.0 );
        transition: transform 0.3s ease-out;
        z-index: 99;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > li {
        display: block;
        margin: 0;
        padding: 1.0em 2.0em;
        width: 100%;
        list-style: none;
        border-bottom: 1px solid #fff;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > li > :is(a,div) {
        position: relative;
        display: block;
        margin: 0;
        width: 100%;
        padding: 0.5em 0;
        color: #fff;
        font-size: min( 16px, 3.6vw );
        text-align: left;
        line-height: 1.0;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > li > a::before {
        position: absolute;
        display: block;
        content: "";
        margin: 0;
        padding: 0;
        top: calc( 50% - 0.75em );
        right: 0;
        width: 1.5em;
        height: auto;
        aspect-ratio: 1 / 1;
        background: #fff;
        border-radius: 100%;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > li > a::after {
        position: absolute;
        display: block;
        content: "";
        margin: 0;
        padding: 0;
        top: calc( 50% - 0.2em - 1px );
        right: 0.5em;
        width: 0.4em;
        height: auto;
        aspect-ratio: 1 / 1;
        border-right: 2px solid var(--fg-color);
        border-bottom: 2px solid var(--fg-color);
        rotate: -45deg;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .header-btn-contact {
        margin-top: 2.0em;
        border: 0;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .header-btn-contact > a {
        margin: 0 auto;
        padding: 0.8em 0;
        width: 90%;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0 0.5em;
        color: var(--fg-color);
        font-size: min( 20px, 4.0vw );
        background: #fff;
        border-radius: 1.0vw;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .header-btn-contact > a::before {
        position: static;
        display: block;
        content: "";
        width: 1.2em;
        height: auto;
        aspect-ratio: 1 / 1;
        background: var(--fg-color);
        -webkit-mask-image: url(../images/icon-contact-white.svg);
        -webkit-mask-repeat: no-repeat;
        -webkit-mask-size: contain;
        -webkit-mask-position: center;
        mask-image: url(../images/icon-contact-white.svg);
        mask-repeat: no-repeat;
        mask-size: contain;
        mask-position: center;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .header-btn-contact > a::after {
        content: none;
    }

    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu {
        position: relative;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > :is(a,div) {
        margin-right: auto;
        width: calc( 100% - 2.0em );
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > :is(a,div)::before,
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > :is(a,div)::after {
        content: none;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu #sp-menu-service-check {
        position: absolute;
        top: 0;
        right: 0;
        width: 1px;
        height: 1px;
        opacity: 0;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu #sp-menu-service-check ~ #sp-menu-service-arrow {
        position: absolute;
        display: block;
        content: "";
        margin: 0;
        padding: 0;
        top: 1.4em;
        right: 2.2em;
        width: 1.6em;
        height: auto;
        aspect-ratio: 1 / 1;
        background: var(--color-theme);
        cursor: pointer;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu #sp-menu-service-check ~ #sp-menu-service-arrow::after {
        position: absolute;
        content: "";
        top: 0.2em;
        left: 0.2em;
        width: 0.8em;
        height: auto;
        aspect-ratio: 1 / 1;
        border-right: 2px solid #fff;
        border-bottom: 2px solid #fff;
        transform-origin: 70% 70%;
        transform: rotate(45deg);
        transition: transform 0.3s ease-out;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu #sp-menu-service-check:checked ~ #sp-menu-service-arrow::after {
        transform: rotate(-135deg);
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > .header-submenu {
        display: grid;
        width: 100%;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > .header-submenu > ul {
        margin: 0;
        padding: 0;
        width: 100%;
        overflow: hidden;
        list-style: none;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > .header-submenu > ul li {
        list-style: none;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu > .header-submenu > ul li a {
        display: block;
        margin: 0;
        width: 100%;
        padding: 0.5em 0;
        color: #fff;
        font-size: min( 14px, 3.2vw );
        line-height: 1.0;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu #sp-menu-service-check ~ .header-submenu {
        grid-template-columns: 1fr;
        grid-template-rows: 0fr;
        transition: grid-template-rows 0.3s ease-out;
    }
    header .header-sp-menu #sp-menu-check ~ .sp-menu > .has-submenu #sp-menu-service-check:checked ~ .header-submenu {
        grid-template-rows: 1fr;
    }
    header .header-sp-menu #sp-menu-check:checked ~ .sp-menu {
        transform: scaleX( 1.0 );
    }

    #contact {
        margin: -10.0vw auto 0;
        padding: 10.0vw 0 20.0vw;
        width: 100%;
        background: #f0f0f0;
    }
    #contact .contact-box {
        position: relative;
        margin: 0 auto;
        padding: 12.0vw 0; 
        width: 100%;
        background: linear-gradient( 120deg, #b90000, #ff0000 );
    }
    #contact .common-h2 {
        margin: 0 auto;
        padding: 0;
        width: 90%;
        color: #fff;
        font-size: 10.0vw;
        font-weight: 500;
        font-family: var(--font-alphabet);
        text-align: left;
        line-height: 1.2;
        letter-spacing: 0.1em;
    }
    #contact .subtitle {
        margin: 0 auto;
        padding: 0;
        width: 90%;
        color: #fff;
        font-size: 4.8vw;
        font-weight: 700;
        text-align: left;
        letter-spacing: 0.1em;
    }
    #contact .common-h3 {
        margin: 0.5em auto 0;
        padding: 0;
        width: 90%;
        color: #fff;
        font-size: 8.0vw;
        font-weight: 700;
        text-align: left;
        line-height: calc( 61 / 46 );
    }
    #contact .common-p {
        margin: 1.5em auto 0;
        padding: 0;
        width: 90%;
        color: #fff;
        font-size: 3.6vw;
        font-weight: 400;
        text-align: left;
        line-height: calc( 33 / 16 );
    }
    #contact .email-btn {
        position: relative;
        margin: 8.0vw auto 0;
        width: 25%;
        height: auto;
        aspect-ratio: 1 / 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 4.8vw;
        font-weight: 500;
        text-align: center;
        line-height: calc( 29 / 28 );
        transition: none;
    }
    #contact .email-btn::before {
        position: absolute;
        content: "";
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: 1px solid #fff;
        border-radius: 100%;
        transition: transform 0.3s ease-out;
    }
    @media ( hover: hover ) {
        #contact .email-btn:hover {
            opacity: 1.0;
        }
        #contact .email-btn:hover::before {
            transform: scale( 2.5, 2.5 );
        }
    }
    #contact .contact-lt {
        position: absolute;
        bottom: 100%;
        left: 0;
        width: 20.0vw;
        height: 10.0vw;
        background: #001c5c;
    }
    #contact .contact-lt::after {
        position: absolute;
        content: "";
        top: 0;
        left: 0;
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 4;
        background: linear-gradient( 60deg, #0637a5, #001c5c );
        border-right: 1px solid #0637a5;
        transform-origin: right top;
        transform: skewX( -45deg );
    }
    #contact .contact-rb {
        position: absolute;
        bottom: -4%;
        right: 0;
        width: 30%;
        height: auto;
        aspect-ratio: 1 / 1;
        background: linear-gradient( 240deg, #0637a5, #001c5c );
        clip-path: polygon( 100% 0, 100% 100%, 0 100% );
    }

    footer {
        margin: 0 auto;
        padding: 0;
        width: 100%;
        background: #000;
    }
    footer .footer-menus {
        margin: 0 auto;
        padding: 12.0vw 0 8.0vw;
        width: 90%;
        max-width: 1200px;
        display: flex;
        flex-wrap: wrap;
        align-items: flex-start;
        justify-content: center;
        gap: 4.0vw 0;
    }
    footer .footer-menus .footer-menu-l {
        margin: 0;
        padding: 0;
        width: 100%;
        order: 3;
    }
    footer .footer-menus .footer-menu-m {
        margin: 0;
        padding: 0 0 0 4.0vw;
        width: 55%;
        border-left: 1px solid #4e4e4e;
        order: 1;
    }
    footer .footer-menus .footer-menu-r {
        margin: 0;
        padding: 0 0 0 4.0vw;
        width: 45%;
        border-left: 1px solid #4e4e4e;
        order: 2;
    }
    footer .footer-menus .footer-menu-l .footer-logo {
        margin: 0 auto;
        padding: 0;
        width: 40%;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-logo a {
        display: block;
        width: 100%;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-logo a figure {
        display: block;
        width: 100%;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-logo a figure img {
        display: block;
        width: 100%;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-company {
        margin: 1.0em 0 0;
        padding: 0;
        color: #fff;
        font-size: 3.6vw;
        font-weight: 700;
        text-align: center;
    }
    footer .footer-menus .footer-menu-l .footer-attr {
        margin: 0.5em 0 0;
        padding: 0;
        color: #8b8b8b;
        font-size: 3.2vw;
        font-weight: 400;
        text-align: center;
        line-height: 1.5;
    }
    footer .footer-menus .footer-menu-head {
        display: block;
        margin: 0 0 1.0em;
        width: 100%;
        color: #fff;
        font-size: 3.6vw;
        font-weight: 700;
    }
    footer .footer-menus .footer-menu-head + .footer-menu-head {
        margin-top: 2.0em;
    }
    footer .footer-menus .footer-menu-item {
        display: block;
        margin: 1.0em 0;
        width: 100%;
        color: #fff;
        font-size: 3.2vw;
        font-weight: 400;
    }
    footer .footer-contact {
        margin: 0 auto;
        padding: 0 0 12.0vw;
        width: 100%;
    }
    footer .footer-contact > a {
        margin: 0 auto;
        width: 70%;
        height: auto;
        aspect-ratio: 194 / 46;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0 0.2em;
        padding: 0 2.0em;
        color: #fff;
        font-size: 4.0vw;
        font-family: var(--font-alphabet);
        letter-spacing: 0.1em;
        background: var(--color-theme);
    }
    footer .footer-contact > a::before {
        content: "";
        width: 1.2em;
        height: 1.2em;
        background: url(../images/icon-contact-white.svg) no-repeat center / contain;
    }
    footer .footer-btm {
        margin: 0 auto;
        padding: 8.0vw 0;
        width: 100%;
        background: #171717;
    }
    footer .footer-btm .message {
        margin: 0 auto;
        color: #fff;
        font-size: 3.6vw;
        font-weight: 500;
        text-align: center;
    }
    footer .footer-btm .message + .message {
        margin-top: 1.0em;;
        color: #fff;
        font-size: 3.2vw;
        font-weight: 400;
        text-align: center;
    }
    footer .footer-btm .copyright {
        margin: 1.5em auto 0;
        padding: 0 0 16.0vw;
        width: 100%;
        color: #747474;
        font-size: 3.2vw;
        text-align: center;
    }

    .fixed-btn {
        position: fixed;
        left: 0;
        bottom: 0;
        width: 100%;
        z-index: 90;
    }
    .fixed-btn > a {
        margin: 0 auto;
        width: 100%;
        height: auto;
        aspect-ratio: 780 / 120;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0 0.2em;
        padding: 0 2.0em;
        color: #fff;
        font-size: 4.0vw;
        font-family: var(--font-alphabet);
        letter-spacing: 0.1em;
        background: var(--color-theme);
    }
    .fixed-btn > a::before {
        content: "";
        width: 1.2em;
        height: 1.2em;
        background: url(../images/icon-contact-white.svg) no-repeat center / contain;
    }

}


/**
 * PC用設定
 */
@media ( width >= 768px ) {

    header {
        position: relative;
        z-index: 99;
    }
    header .header-wrap {
    }
    header .header-logo {
        position: fixed;
        margin: 0;
        padding: 0;
        top: 24px;
        left: 24px;
        width: 150px;
        height: auto;
    }
    header .header-logo a {
        display: block;
        width: 100%;
        height: auto;
    }
    header .header-logo a figure {
        display: block;
        width: 100%;
        height: auto;
    }
    header .header-logo a figure img {
        display: block;
        width: 100%;
        height: auto;
    }
    header .header-menu {
        position: fixed;
        top: 0;
        right: 0;
        margin: 0;
        padding: 0;
        width: auto;
        height: auto;
        display: flex;
        align-items: stretch;
        justify-content: flex-end;
        list-style: none;
    }
    header .header-menu > li {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0;
        padding: min( 32px, 1.6vw ) 0;
        width: auto;
        height: auto;
        list-style: none;
        background: #fff;
    }
    header .header-menu > li:first-child {
        padding-left: min( 20px, 1.0vw );
    }
    header .header-menu > li + li::before {
        position: absolute;
        content: "";
        top: 30%;
        left: 0;
        width: 1px;
        height: 40%;
        background: var(--fg-color);
    }
    header .header-menu > li > :is(a,div) {
        display: block;
        margin: 0;
        padding: 0 min( 24px, 1.6vw );
        width: auto;
        height: auto;
        font-size: min( 15px, 1.4vw );
        font-weight: 500;
    }
    header .header-menu > li.has-submenu > :is(a,div) {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0 0.5em;
    }
    header .header-menu > li.has-submenu > :is(a,div)::after {
        content: "▼";
        scale: 0.6 0.6;
    }
    header .header-menu > .header-btn-contact {
        background: var(--color-theme);
    }
    header .header-menu > li + .header-btn-contact::before {
        content: none;
    }
    header .header-menu > .header-btn-contact > a {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0 0.2em;
        padding: 0 2.0em;
        color: #fff;
        font-size: min( 21px, 1.5vw );
        font-family: var(--font-alphabet);
        letter-spacing: 0.1em;
    }
    header .header-menu > .header-btn-contact > a::before {
        content: "";
        width: 1.2em;
        height: 1.2em;
        background: url(../images/icon-contact-white.svg) no-repeat center / contain;
    }
    header .header-menu > .has-submenu {
        position: relative;
    }
    header .header-menu > .has-submenu > .header-submenu {
        position: absolute;
        top: 100%;
        right: 50%;
        width: max-content;
        margin: 0;
        padding: 0;
        background: #fff;
        box-shadow: 0 4px 4px #0003;
        list-style: none;
        opacity: 0.0;
        transform-origin: top center;
        transform: translateX( 50% ) scale( 1.0, 0.0 );
        transition: opacity 0.3s ease-out, transform 0.5s ease-out;
    }
    header .header-menu > .has-submenu > .header-submenu > li {
        width: 100%;
        list-style: none;
    }
    header .header-menu > .has-submenu > .header-submenu > li > a {
        display: block;
        margin: 0;
        padding: 1.0em 2.0em;
        width: 100%;
        color: var(--fg-color);
        font-size: min( 14px, 1.2vw );
        font-weight: 500;
        text-align: left;
        transition: color 0.5s ease-out, background 0.5s ease-out;
    }
    @media ( hover: hover ) {
        header .header-menu > .has-submenu:hover > .header-submenu {
            opacity: 1.0;
            transform: translateX( 50% ) scale( 1.0, 1.0 );
            transition: opacity 0.3s ease-out, transform 0.5s ease-out;
        }
        header .header-menu > .has-submenu > .header-submenu > li > a:hover {
            opacity: 1.0;
            color: #fff;
            background: var(--fg-color);
        }
    }
    header .header-menu > .has-megamenu {
        position: relative;
    }
    header .header-menu > .has-megamenu > .header-megamenu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        margin: 0;
        padding: 0;
        background: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-wrap: wrap;
        box-shadow: 0 4px 4px #0003;
        list-style: none;
        opacity: 0.0;
        transform-origin: top center;
        transform: scale( 1.0, 0.0 );
        transition: opacity 0.3s ease-out, transform 0.5s ease-out;
    }
    header .header-menu > .has-megamenu > .header-megamenu > li {
        width: 30%;
        list-style: none;
    }
    header .header-menu > .has-megamenu > .header-megamenu > li > a {
        display: block;
        margin: 0;
        padding: 1.0em 2.0em;
        width: 100%;
        color: var(--fg-color);
        font-size: min( 14px, 0.7vw );
        font-weight: 500;
        text-align: center;
        transition: color 0.5s ease-out, background 0.5s ease-out;
    }
    @media ( hover: hover ) {
        header .header-menu > .has-megamenu:hover > .header-megamenu {
            opacity: 1.0;
            transform: scale( 1.0, 1.0 );
            transition: opacity 0.3s ease-out, transform 0.5s ease-out;
        }
        header .header-menu > .has-megamenu > .header-megamenu > li > a:hover {
            opacity: 1.0;
            color: #fff;
            background: var(--fg-color);
        }
    }
    header .header-sp-menu {
        display: none;
    }

    #contact {
        margin: -80px auto 0;
        padding: 80px 0 136px; 
        width: 100%;
        background: transparent;
    }
    #contact .contact-box {
        position: relative;
        margin: 0 auto;
        padding: 120px 0; 
        width: 100%;
        background: linear-gradient( 120deg, #b90000, #ff0000 );
    }
    #contact .common-h2 {
        margin: 0 auto;
        padding: 0;
        width: 90%;
        max-width: 1200px;
        color: #fff;
        font-size: 60px;
        font-weight: 500;
        font-family: var(--font-alphabet);
        text-align: left;
        letter-spacing: 0.1em;
    }
    #contact .subtitle {
        margin: 0 auto;
        padding: 0;
        width: 90%;
        max-width: 1200px;
        color: #fff;
        font-size: 20px;
        font-weight: 700;
        text-align: left;
        letter-spacing: 0.1em;
    }
    #contact .common-h3 {
        margin: 0.5em auto 0;
        padding: 0;
        width: 90%;
        max-width: 1200px;
        color: #fff;
        font-size: 46px;
        font-weight: 700;
        text-align: left;
        line-height: calc( 61 / 46 );
    }
    #contact .common-p {
        margin: 1.5em auto 0;
        padding: 0;
        width: 90%;
        max-width: 1200px;
        color: #fff;
        font-size: 16px;
        font-weight: 400;
        text-align: left;
        line-height: calc( 33 / 16 );
    }
    #contact .email-btn {
        position: absolute;
        top: calc( 50% - 70px );
        right: max( 40px, calc( 50.0vw - 600px ) );
        width: 140px;
        height: auto;
        aspect-ratio: 1 / 1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 28px;
        font-weight: 500;
        text-align: center;
        line-height: calc( 29 / 28 );
        transition: none;
    }
    #contact .email-btn::before {
        position: absolute;
        content: "";
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: 1px solid #fff;
        border-radius: 100%;
        transition: transform 0.3s ease-out;
    }
    @media ( hover: hover ) {
        #contact .email-btn:hover {
            opacity: 1.0;
        }
        #contact .email-btn:hover::before {
            transform: scale( 2.5, 2.5 );
        }
    }
    #contact .contact-lt {
        position: absolute;
        bottom: 100%;
        left: 0;
        width: 142px;
        height: 80px;
        background: #001c5c;
    }
    #contact .contact-lt::after {
        position: absolute;
        content: "";
        top: 0;
        left: 0;
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 4;
        background: linear-gradient( 60deg, #0637a5, #001c5c );
        border-right: 1px solid #0637a5;
        transform-origin: right top;
        transform: skewX( -45deg );
    }
    #contact .contact-rb {
        position: absolute;
        bottom: -8%;
        right: 0;
        width: 265px;
        height: auto;
        aspect-ratio: 1 / 1;
        background: linear-gradient( 240deg, #0637a5, #001c5c );
        clip-path: polygon( 100% 0, 100% 100%, 0 100% );
    }

    footer {
        margin: 0 auto;
        padding: 0;
        width: 100%;
        background: #000;
    }
    footer .footer-menus {
        margin: 0 auto;
        padding: 80px 0 40px;
        width: 90%;
        max-width: 1200px;
        display: flex;
        align-items: stretch;
        justify-content: space-between;
    }
    footer .footer-menus .footer-menu-l {
        margin: 0;
        padding: 0;
        width: auto;
        flex: 1 1 auto;
    }
    footer .footer-menus .footer-menu-m,
    footer .footer-menus .footer-menu-r {
        margin: 0;
        padding: 0 0 0 32px;
        width: 280px;
        flex: 0 1 280px;
        border-left: 1px solid #4e4e4e;
    }
    footer .footer-menus .footer-menu-l .footer-logo {
        margin: 0;
        padding: 0;
        width: 137px;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-logo a {
        display: block;
        width: 100%;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-logo a figure {
        display: block;
        width: 100%;
        height: auto;
    }
    footer .footer-menus .footer-menu-l .footer-logo a figure img {
        display: block;
        width: 100%;
        height: auto;
    }
    footer .footer-menus .footer-menu-head {
        display: block;
        margin: 0 0 1.0em;
        width: 100%;
        color: #fff;
        font-size: 16px;
        font-weight: 700;
    }
    footer .footer-menus .footer-menu-head + .footer-menu-head {
        margin-top: 2.0em;
    }
    footer .footer-menus .footer-menu-item {
        display: block;
        margin: 1.0em 0;
        width: 100%;
        color: #fff;
        font-size: 12px;
        font-weight: 400;
    }
    footer .footer-menus .footer-menu-l .footer-company {
        margin: 0;
        padding: 0;
        color: #fff;
        font-size: 15px;
        font-weight: 700;
    }
    footer .footer-menus .footer-menu-l .footer-attr {
        margin: 0;
        padding: 0;
        color: #8b8b8b;
        font-size: 12px;
        font-weight: 400;
        line-height: 2.0;
    }
    footer .footer-contact {
        margin: 0 auto;
        padding: 0 0 80px;
        width: 90%;
        max-width: 1200px;
    }
    footer .footer-contact > a {
        margin: 0;
        width: 194px;
        height: auto;
        aspect-ratio: 194 / 46;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 0 0.2em;
        padding: 0 2.0em;
        color: #fff;
        font-size: min( 21px, 1.2vw );
        font-family: var(--font-alphabet);
        letter-spacing: 0.1em;
        background: var(--color-theme);
    }
    footer .footer-contact > a::before {
        content: "";
        width: 1.2em;
        height: 1.2em;
        background: url(../images/icon-contact-white.svg) no-repeat center / contain;
    }
    footer .footer-btm {
        margin: 0 auto;
        padding: 40px 0;
        width: 100%;
        background: #171717;
    }
    footer .footer-btm .message {
        margin: 0 auto;
        color: #fff;
        font-size: 18px;
        font-weight: 500;
        text-align: center;
    }
    footer .footer-btm .message + .message {
        margin-top: 1.0em;;
        color: #fff;
        font-size: 12px;
        font-weight: 400;
        text-align: center;
    }
    footer .footer-btm .copyright {
        margin: 1.5em auto 0;
        padding: 0;
        width: 100%;
        color: #747474;
        font-size: 12px;
        text-align: center;
    }

    .fixed-btn {
        display: none;
    }

}


@keyframes anim-scroll-right {
    0%   { opacity: 1.0; transform: translateX( 0 ); }
    50%  { opacity: 0.2; transform: translateX( -20% ); }
    100% { opacity: 1.0; transform: translateX( 0 ); }
}