@charset "utf-8";

body {
    line-height: 2;
    font-size: 17px;
    font-family: "Lato", "Noto Sans JP", "Helvetica Neue", Helvetica, "Hiragino Sans", "Hiragino Kaku Gothic ProN", Arial, "Yu Gothic", Meiryo, sans-serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    overflow-x: hidden;
    color: #222;
}

.pc {
    display: block;
}

.sp {
    display: none;
}

img {
    width: 100%;
    vertical-align: bottom;
    height: auto;
}

h2 {
    line-height: 1;
    margin-bottom: 2em;
    color: #f15a24;
    text-align: center;
}

h2 .en {
    font-size: 16px;
    font-family: "Lato";
    display: block;
    margin-top: 15px;
}

h2 .en:before {
    content: "-";
    margin-right: 0.5em;
}

h2 .en:after {
    content: "-";
    margin-left: 0.5em;
}

h2 .jp {
    display: block;
    font-size: 40px;
    letter-spacing: 2px;
    line-height: 1;
}

.h2_center {
    text-align: center;
    margin-bottom: 3em;
}

.h2_center h2 {
    display: inline-block;
}

.h2_center h2 .jp {
    text-align: left;
    display: block;
    margin-top: 12px;
}

.mb0 {
    margin-bottom: 0 !important;
}

.mt0 {
    margin-top: 0 !important;
}

.pt0 {
    padding-top: 0 !important;
}

/* アニメーション前の状態 */
.fade-left {
    opacity: 0;
    transform: translateX(-80px);
    transition: opacity 0.6s ease, transform 0.8s ease;
    transition-delay: 0.5s;
}

/* 画面内に入ったら付くクラス */
.fade-left.show {
    opacity: 1;
    transform: translateX(0);
}

p {
    font-size: 17px;
    line-height: 2.4;
}

a {
    transition: 0.6s;
    text-decoration: none;
    color: #222;
}

a:hover {
    opacity: 0.6;
}

.link {
    width: 300px;
    margin: 40px 0 0;
    text-align: center;
}

.link a {
    background-color: #f15a24;
    border-radius: 35px;
    display: block;
    color: #fff;
    text-decoration: none;
    text-align: center;
    line-height: 55px;
    position: relative;
}

.link a::before {
    content: '';
    position: absolute;
    top: calc(50% - 5px);
    right: -35px;
    transform: rotate(30deg);
    width: 12px;
    height: 2px;
    background-color: #8d8d8d;
    transition: 0.6s;
}

.link a::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -35px;
    transform: translateY(-50%);
    width: 70px;
    height: 2px;
    background-color: #8d8d8d;
    transition: 0.6s;
}

.link a:hover:before,
.link a:hover:after {
    right: -50px;
    opacity: 0.6;
}

.fadein {
    opacity: 0;
    transform: translate(0, 80px);
    transition: all 1500ms;
}

.fadein.scrollin {
    opacity: 1;
    transform: translate(0, 0);

}

.scalein {
    transition: opacity 1.5s ease-out, transform 1.5s ease-out;
    opacity: 0;
    transform: scale(1.2) translate(0, 0);
}

.scalein.scrollin {
    opacity: 1;
    transform: scale(1) translate(0, 0);
}



.inner {
    width: 1200px;
    max-width: 94%;
    margin: 0 auto;
}

header {
    width: 100%;
    height: 100px;
}


.header_inner {
    max-width: 94%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
}

.logo img {
    height: 60px;
    width: auto;
    margin: 20px 0;
}

nav .menu {
    display: flex;
    list-style: none;
    margin: 30px 0;
}

nav .menu li {
    margin: 0 15px;
    line-height: 40px;
}

.menu li a {
    display: block;
    text-decoration: none;
    color: #f15a24;
    font-weight: 600;
    font-family: "Lato";
}

.menu-button {
    display: none;
    /* PCでは非表示 */
    width: 40px;
    height: 30px;
    background: none;
    border: none;
    position: relative;
    cursor: pointer;
}

/* ハンバーガーメニューの3本線 */
.menu-button span {
    display: block;
    width: 100%;
    height: 4px;
    background-color: #f15a24;
    position: absolute;
    left: 0;
    transition: 0.3s;
}

.menu-button span:nth-child(1) {
    top: 0;
}

.menu-button span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.menu-button span:nth-child(3) {
    bottom: 0;
}

/* ハンバーガーメニューをクリックで「×」に変える */
.menu-button.open span:nth-child(1) {
    top: 50%;
    transform: rotate(45deg);
}

.menu-button.open span:nth-child(2) {
    opacity: 0;
    /* 真ん中の線を非表示 */
}

.menu-button.open span:nth-child(3) {
    top: 50%;
    transform: rotate(-45deg);
}




/* === 基本リセット & レイアウト === */
html,
body {
    margin: 0;
    height: 100%
}


/* イントロ終了まではスクロール不可 */
body.ready {
    overflow: auto
}


.first_view {
    padding: 1%;
}

.fv-item {
    opacity: 0;
    transition: all 1s ease;
    transform: translateY(50px);
}

.fv-item.show {
    opacity: 1;
    transform: translateY(0);
}

.first_h {
    color: #f15a24;
    font-size: 46px;
    font-weight: 600;
}

.main_content {
    display: flex;
    justify-content: space-between;
}

.main_img {
    width: 60%;
}

nav {
    width: 40%;
    text-align: right;
}

.main_content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.main_img {
    width: 65%;
}

nav {
    width: 35%;
    text-align: right;
}

nav li {
    list-style: none;
    line-height: 4;
}

nav li a {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2em;
    color: #f15a24;
}

sup {
    top: -.7em;
    font-size: 45%;
}

nav li a {
    font-size: 42px;
    font-weight: 700;
    line-height: 1.2em;
    ';
 color: #f15a24;
}

h1.top_h1 {
    text-align: right;
    font-size: 110px;
    color: #f15a24;
	line-height: 1.4;
}

.content_index {
    color: #f15a24;
    font-size: 52px;
    font-weight: 800;
    writing-mode: vertical-rl;
    line-height: 1.2;
    position: absolute;
    height: 100%;
    top: 50px;
    left: 0;
}

section#who {
    background: #F5F5F5;
}

section#solutions {
    background: #F5F5F5;
}

section#contact {
    background: #F5F5F5;
}

.top_contact_text {
    display: flex;
    justify-content: center;
    max-width: 90%;
    margin: 0 auto;
}

#contact .link {
    margin: 40px auto 0;
}

#corporation h2 img {
    width: 500px;
    max-width: 80%;
}

.who {
    margin-bottom: 6em;
}

.who_box {
    display: flex;
    justify-content: space-between;
    width: 800px;
    margin: 0 auto;
    align-items: center;
    max-width: 100%;
}

.who_box_left {
    width: 200px;
}

.who_box_left img {
    height: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 50%;
}

.who_box_right {
    width: calc(100% - 250px);
}

.who_box_right p {
    font-size: 22px;
    font-weight: 600;
}

.solutions_box_cover {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.solutions_box {
    width: 40%;
    position: relative;
}

.solutions_box a {
    aspect-ratio: 1 / 1;
    display: block;
    position: relative;
    margin: 0 auto;
    width: 300px;
    max-width: 90%;
}

.solutions_box a:hover {
    opacity: 1;
}

.solutions_box a:hover:after {
    content: "\f08e";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    font-size: 30px;
    align-items: center;
    background: rgba(0, 0, 0, 0.3);
    color: #fff;
    border-radius: 50%;
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.solutions_box img {
    border-radius: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.solutions_box_h {
    text-align: center;
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 1em;
}

.solutions_box_h span {
    display: block;
    font-family: "Lato";
    font-size: 0.6em;
}

footer {
    background: #f15a24;
}

.footer_wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding-bottom: 4em;
}

.footer_inner {
    padding: 2em 0 0;
}


footer p#copy {
    text-align: center;
    font-size: 12px;
    padding: 20px;
    background: #f15a24;
    color: #fff;
}

footer button {
    position: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    right: 20px;
    bottom: 17px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    border: 0;
    background: none;
    transition: .2s;
    letter-spacing: 3px;
    width: 50px;
}

footer button span:before {
    position: absolute;
    top: -24px;
    left: 20px;
    transform: rotate(-45deg);
    display: block;
    width: 20px;
    height: 20px;
    content: "";
    border: 1px solid #fff;
    border-top-width: 1px;
    border-right-width: 1px;
    border-bottom-width: 1px;
    border-left-width: 1px;
    border-width: 2px 2px 0px 0px;
    z-index: 10;
}

footer button span:after {
    position: absolute;
    width: 50px;
    height: 50px;
    border: 1px solid #fff;
    content: "";
    border-radius: 100%;
    top: -43px;
    left: 5px;
    background: #666666;
}

.footer_top_cover {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    width: 1200px;
    max-width: 94%;
    margin: 0 auto;
}

.footer_top_box {
    width: 40%;
    position: relative;
    aspect-ratio: 8 / 5;
}

.footer_top_box span {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 600;
    font-size: 20px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
}

.footer_top_box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.footer_bottom {
    padding: 2em 0;
    width: 800px;
    margin: 0 auto;
    max-width: 90%;
}

.footer_bottom ul {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    font-size: 16px;
    flex-wrap: wrap;
}

.is-active {
    opacity: 1;
    visibility: visible;
}

.main {
    overflow: hidden;
}

section {
    padding: 8em 0;
    background: #fff;
    position: relative;
}

/*会社概要*/
.company_table {
    width: 90%;
  margin: 0 auto;
  max-width: 800px;
}

.company_table th {
    width: 250px;
    text-align: left;
    padding: 20px;
    box-sizing: border-box;
    border-bottom: 2px solid #f15a24;
}

.company_table td {
    width: calc(100% - 250px);
    padding: 20px;
    border-top: 0;
    border-bottom: #666 2px solid;
    box-sizing: border-box;
}

.company_table td p.mb15 {
    margin-bottom: 15px;
    line-height: 1.6;
}

.company_table td .mb0 {
    margin-bottom: 0 !important;
    line-height: 1.6;
}

.company_table td span.small {
    font-size: 0.85em;
}

.company_table td p:empty {
    display: none;
}

@media (max-width: 979px) {
    body {
        font-size: 16px;
    }

    header {
        opacity: 1;
        height: 60px;
    }

    header .logo a {
        display: block;
        height: 60px;
    }

    .logo img {
        height: 40px;
        vertical-align: initial;
        margin: 10px 0;
    }

    nav ul.menu {
        display: none;
        /* デフォルトは非表示 */
        /* flex-direction: column;*/
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(67, 60, 55, 0.8);
        padding: 60px 0;
        height: 100vh;
        display: block;
        opacity: 0;
        /* 透明 */
        overflow: hidden;
        /* 非表示の部分を隠す */
        transition: opacity 0.7s ease-out;
        pointer-events: none;
        /* クリックできないように */
        margin: 0;
        display: flex;
        flex-direction: column;
        justify-content: space-evenly;
        box-sizing: border-box;
    }

    nav ul.menu li {
        text-align: center;
        padding: 10px 0;
    }

    nav ul.menu li a {
        color: #fff;
        font-size: 16px;
        line-height: 30px;
    }

    .menu-button {
        display: block;
        /* スマホでは表示 */
        z-index: 11;
    }

    /* メニューが開いたとき */
    nav ul {
        padding: 40px 0 140px;
        box-sizing: border-box;
    }

    nav ul.open {
        opacity: 1;
        pointer-events: auto;
        overflow-y: auto;
        z-index: 10;
    }

    .menu-button {
        position: absolute;
        right: 10px;
        top: 15px;
    }

    .menu-button.open span {
        background-color: #fff;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 15px;
    }

    .pc {
        display: none;
    }

    .sp {
        display: block;
    }

    section {
        padding: 4em 0;
    }

    h2 {
        margin-bottom: 1em;
    }

    h2 .en {
        font-size: 12px;
    }

    h2 .jp {
        font-size: 23px;
    }

    p {
        font-size: 14px;
    }

    .link {
        width: 300px;
        margin: 40px auto;
        max-width: 80%;

    }

    .link a {
        font-size: 15px;
    }


    .f_nav_box .f_nav_box_h {
        font-size: 16px;
    }

    .f_nav_box .txt p {
        font-size: 13px;
    }

    .first_h {
        font-size: 20px;
    }

    .main_content {
        display: block;
    }

    .main_img {
        width: 96%;
        margin: 20px auto;
    }

    nav {
        width: 100%;
    }

    nav li {
        line-height: 2.4;
    }

    nav li a {
        font-size: 20px;
    }

    h1.top_h1 {
        font-size: 32px;
        margin-top: 20px;
    }

    .content_index {
        font-size: 26px;
    }

    .who {
        max-width: 90%;
        margin: 0 auto 4em;
    }

    .who_box_left {
        width: 120px;
    }

    .who_box_right {
        width: calc(100% - 140px);
    }

    .who_box_right p {
        font-size: 17px;
        line-height: 1.8;
    }

    .company_table th {
        width: 120px;
        padding: 15px;
    }

    .company_table td {
        width: calc(100% - 120px);
        padding: 15px;
    }

    section.fv p {
        font-size: 1.5rem;
        line-height: 2;
        width: 100%;
        z-index: 1;
        margin: 1em auto 0;
    }


    .solutions_box_h {
        font-size: 18px;
    }

    .solutions_box {
        width: 80%;
        margin-bottom: 3em;
        margin-top: 1.5em;
    }

    .solutions_box:last-child {
        margin-bottom: 0;
    }

    footer button p {
        font-size: 12px;
        height: 60px;
    }

    footer button p:after {
        width: 1px;
        height: 60px;
    }

    footer button p:before {
        top: 0;
        width: 1px;
    }

    footer button {
        right: 25px;
    }


    .footer_bottom ul {
        font-size: 15px;
        justify-content: flex-start;
    }

    .footer_bottom ul li {
        width: 100%;
        text-align: center;
        margin-bottom: 1em;
    }

}