/* ===================================
   CSS Variables
=================================== */ :root {
    /* Colors */
    --color-white: #FFFFFF;
    --color-navy: #233666;
    --color-light-blue: #7DB0DC;
    --color-gray: #414141;
    --color-light-gray: #D5ECFF;
    --color-yellow-light: #FFFCE5;
    --color-cream: #FFF6D7;
    /* Gradients */
    --gradient-light: linear-gradient(170deg, rgba(189, 225, 255, 1) 12%, rgba(255, 252, 229, 1) 94%);
    --gradient-dark: linear-gradient(124.21deg, #003788 29.24%, #006FA8 71.61%);
    --gradient-text-bg: linear-gradient(170deg, rgba(229, 243, 255, 1) 12%, rgba(255, 250, 219, 1) 94%);
    /* Spacing */
    --spacing-xs: 0.8rem;
    --spacing-sm: 1.6rem;
    --spacing-md: 2.4rem;
    --spacing-lg: 3.2rem;
    --spacing-xl: 4.8rem;
    --spacing-2xl: 6.4rem;
    --spacing-3xl: 9.6rem;
    /* Transitions */
    --transition-base: 0.3s ease;
}
/* ===================================
   Reset & Base Styles
=================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
/* PC: 1440px基準でvwスケール（1rem ≈ 10px at 1440px）、上限10pxで大画面でもスケールしすぎない */
html {
    font-size: min(0.694vw, 10px);
    scroll-behavior: smooth;
}
body {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    color: var(--color-gray);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
body.loading-active {
    overflow-y: scroll;
    height: 100vh;
    position: fixed;
    width: 100%;
    background-color: #003788;
}
/* ===================================
   ローディング画面
=================================== */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.20) 0%, rgba(0, 0, 0, 0.20) 100%), linear-gradient(124deg, #003788 29.24%, #006FA8 71.61%), linear-gradient(90deg, #FFF 0%, #999 100%);
    background-size: 100% 100%, 200% 200%, 200% 200%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    margin: auto;
    right: 0;
    bottom: 0;
    transition: opacity 0.8s ease-out;
    animation: bgMove 5s ease infinite;
}
.loading.shrink {
    animation: shrinkToCenter 600ms cubic-bezier(0.4, 0, 1, 1) forwards;
}
.loading.complete {
    display: none;
}
.loading__content {
    z-index: 2;
    opacity: 1;
    transition: opacity 0.5s ease-out;
}
.loading__content.fade-out {
    opacity: 0;
}
.loading__logo {
    opacity: 0;
    animation: fadeIn 0.6s ease-out forwards;
    display: inline-block;
    vertical-align: middle;
    margin: 0 1rem;
}
.loading__logo-img {
    height: 8rem;
    width: auto;
}
.loading__text {
    width: 0;
    overflow: hidden;
    transition: width 800ms ease-out;
    vertical-align: middle;
    display: inline-block;
}
.loading__text.is-show {
    width: 21.1rem;
}
.loading__text-img {
    height: 4rem;
    width: auto;
    max-width: none;
}
.loading__catchphrase {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    opacity: 0;
    filter: blur(20px);
    animation: catchphraseAppear 1.5s ease-out 2.8s forwards;
    z-index: 1;
}
.loading__catchphrase-sub {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 400;
    font-size: 1.8rem;
    color: white;
    margin-bottom: 2rem;
}
.loading__catchphrase-main {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 700;
    font-size: 4.8rem;
    line-height: 1.4;
    color: white;
}
@keyframes fadeIn {
    to {
        opacity: 1;
    }
}
@keyframes bgMove {
    0%, 100% {
        background-position: 0% 0%, 0% 0%, 0% 0%;
    }
    25% {
        background-position: 0% 0%, 100% 0%, 0% 100%;
    }
    50% {
        background-position: 0% 0%, 100% 100%, 100% 0%;
    }
    75% {
        background-position: 0% 0%, 0% 100%, 100% 100%;
    }
}
@keyframes shrinkToCenter {
    0% {
        width: 130svw;
        height: 130svw;
        border-radius: 50%;
        filter: blur(0px);
        left: -15svw;
    }
    40% {
        left: 0;
        filter: blur(20px);
    }
    70% {
        filter: blur(30px);
    }
    100% {
        width: 0svw;
        height: 0svw;
        border-radius: 50%;
        filter: blur(0px);
        left: 0;
    }
}
@keyframes catchphraseAppear {
    0% {
        opacity: 0;
        filter: blur(20px);
    }
    50% {
        opacity: 1;
        filter: blur(20px);
    }
    100% {
        opacity: 1;
        filter: blur(0px);
    }
}
/* スマホ用ローディングアニメーション（scale で縮小・GPU処理） */
@keyframes shrinkToCenterSP {
    0% {
        transform: translate(-50%, -50%) scale(1);
        filter: blur(0px);
    }
    40% {
        filter: blur(80px);
    }
    100% {
        transform: translate(-50%, -50%) scale(0);
        filter: blur(120px);
    }
}
@keyframes catchphraseAppearSP {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}
/* ===================================
   ページ遷移オーバーレイ
=================================== */
.page-overlay {
    position: fixed;
    inset: 0;
    background: #fff;
    z-index: 9990;
    opacity: 1;
    transition: opacity 0.4s ease;
    pointer-events: none;
}
.page-overlay.is-hidden {
    opacity: 0;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    text-decoration: none;
    color: inherit;
    transition: opacity var(--transition-base);
}
a:hover {
    opacity: 0.8;
}
button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: opacity var(--transition-base);
}
button:hover {
    opacity: 0.8;
}
address {
    font-style: normal;
}
svg {
    display: block;
}
/* ===================================
   Common Components
=================================== */
/* Section Titles */
.section-title__en {
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    font-size: 6.5rem;
    line-height: 1.5;
    letter-spacing: 0.1em;
    color: #7DB0DC;
    text-align: center;
}
.section-title__en--left {
    text-align: left;
}
.section-title__ja {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 2.7rem;
    line-height: 1.45;
    letter-spacing: 0.1em;
    color: var(--color-white);
    text-align: center;
}
.section-title__ja--left {
    text-align: left;
    color: var(--color-gray);
}
.section-title__ja--navy {
    color: var(--color-navy);
}
/* スマホ専用要素 */
.sp-only {
    display: none;
}
/* ===================================
   Buttons
=================================== */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 1.2rem 3.1rem;
    border-radius: 4.164rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    font-size: 1.9rem;
    line-height: 1.5;
    letter-spacing: 0.1em;
    transition: opacity var(--transition-base);
    min-width: 15.4rem;
}
.btn:hover {
    opacity: 1;
}
.btn--light {
    position: relative;
    background:
        linear-gradient(124deg, #FFFCE5 14.62%, #BDE1FF 35.64%, #BDE1FF 64.79%, #FFFCE5 85.81%), linear-gradient(124deg, #004D88 29.24%, #002289 71.61%), linear-gradient(124deg, #006488 29.24%, #00408B 71.61%), #2E2E2E;
    background-size: 200% 100%;
    background-position: 100% 0;
    color: #52679C;
    transition: background-position 0.6s ease;
}
.btn--light:hover {
    background-position: 0% 0;
}
.btn--light .btn__text, .btn--light .btn__icon {
    position: relative;
    z-index: 1;
}
.btn--dark {
    position: relative;
    background:
        linear-gradient(124deg, #006FA8 14.62%, #003788 35.64%, #003788 64.79%, #006FA8 85.81%);
    background-size: 200% 100%;
    background-position: 100% 0;
    color: var(--color-white);
    transition: background-position 0.6s ease;
    padding-left: 3.4rem;
    padding-right: 3.4rem;
}
.btn--dark:hover {
    background-position: 0% 0;
}
.btn--dark .btn__text, .btn--dark .btn__icon {
    position: relative;
    z-index: 1;
}
.btn__text {
    white-space: nowrap;
}
/* スマホ専用ボタン（PC非表示） */
.service__btn--sp, .news__btn--sp {
    display: none;
}
/* ===================================
   First View Section
=================================== */
.fv {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden;
    background: var(--color-white);
    z-index: 1;
}
.fv__background {
    position: absolute;
    top: -74rem;
    left: -65.2rem;
    width: 304.6rem;
    height: auto;
    pointer-events: none;
    z-index: 0;
}
.fv__graphic {
    width: 100%;
    height: auto;
    object-fit: contain;
}
/* Header（全ページ共通） */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 950; /* global-nav(900)より上に常に表示 */
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4rem 4rem 3.2rem;
    pointer-events: none;
}
.header__logo, .header__menu {
    pointer-events: auto;
}
.header__logo {
    transition: opacity 0.3s ease;
}
.header__logo-img {
    width: 22.8rem;
    height: auto;
}
.header__menu {
    display: flex;
    align-items: center;
    gap: 1.6rem;
    padding: 1.2rem 2.4rem;
    background: linear-gradient(124deg, #006FA8 14.62%, #003788 35.64%, #003788 64.79%, #006FA8 85.81%);
    background-size: 200% 100%;
    background-position: 100% 0;
    border-radius: 6.8rem;
    transition: background-position 0.6s ease;
    position: relative;
}
.header__menu:hover {
    background-position: 0% 0;
    opacity: 1;
}
/* is-open 時に重ねる light グラデーション（opacity でふわっと切り替え） */
.header__menu::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background:
        linear-gradient(124deg, #FFFCE5 14.62%, #BDE1FF 35.64%, #BDE1FF 64.79%, #FFFCE5 85.81%), linear-gradient(124deg, #004D88 29.24%, #002289 71.61%), linear-gradient(124deg, #006488 29.24%, #00408B 71.61%), #2E2E2E;
    background-size: 200% 100%;
    background-position: 100% 0;
    opacity: 0;
    transition: opacity 0.4s ease, background-position 0.6s ease;
}
.header__menu.is-open::before {
    opacity: 1;
}
.header__menu.is-open:hover::before {
    background-position: 0% 0;
}
/* is-open 時のライン・テキスト色をダーク系に切り替え */
.header__menu.is-open .header__menu-line {
    position: absolute;
    background-color: #233666;
    transition: background-color 0.4s ease, transform 0.45s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.header__menu.is-open .header__menu-text span, .header__menu.is-open .header__menu-text--close span {
    color: #233666;
    transition: color 0.4s ease, transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.header__menu-lines, .header__menu-texts {
    position: relative;
    z-index: 1;
}
.header__menu-lines {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    width: 3.625rem;
    transition: transform 0.45s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.header__menu.is-open .header__menu-lines {
    transform: rotate(180deg);
}
.header__menu-line {
    width: 100%;
    height: 1px;
    background-color: white;
    display: block;
    transform-origin: center;
    transition: transform 0.45s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.header__menu.is-open .header__menu-line:first-child {
    transform: rotate(25deg);
}
.header__menu.is-open .header__menu-line:last-child {
    transform: rotate(-25deg);
}
/* テキスト切り替えラッパー */
.header__menu-texts {
    position: relative;
    overflow: hidden;
    line-height: 1;
    left: -0.4rem;
    width: 7.5rem;
    margin-right: -1.5rem;
}
/* MENU テキスト（デフォルト表示） */
.header__menu-text {
    display: block;
    white-space: nowrap;
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    font-size: 1.9rem;
    line-height: 1.5;
    letter-spacing: 0.12em;
    color: var(--color-white);
    margin-left: -0.6rem;
}
/* MENU 各文字 */
.header__menu-text span {
    display: inline-block;
    transition: transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
    transition-delay: calc(var(--ci, 0) * 0.04s);
}
/* CLOSE テキスト（初期は下に隠れている） */
.header__menu-text--close {
    position: absolute;
    top: 0;
    left: 0;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
    margin: 0;
}
.header__menu-text--close span {
    display: inline-block;
    transform: translateY(60%);
    transition: transform 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
    transition-delay: calc(var(--ci, 0) * 0.04s + 0.06s);
}
/* メニュー開いたとき */
.header__menu.is-open .header__menu-text:not(.header__menu-text--close) span {
    transform: translateY(-100%);
    transition-delay: calc(var(--ci, 0) * 0.04s);
}
.header__menu.is-open .header__menu-text--close {
    transform: translateY(0);
}
.header__menu.is-open .header__menu-text--close span {
    transform: translateY(0);
    transition-delay: calc(var(--ci, 0) * 0.04s + 0.06s);
}
/* FV Content */
.fv__content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2.8rem;
    z-index: 10;
    padding: 0 var(--spacing-md);
}
.fv__subtitle {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 700;
    font-size: 3.87rem;
    line-height: 1.37;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    text-align: center;
}
.fv__title {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 700;
    font-size: 8.06rem;
    line-height: 1.35;
    letter-spacing: 0.1em;
    color: var(--color-gray);
    text-align: center;
}
/* 一文字ずつ色変化アニメーション用（文字は最初から表示） */
.fv__subtitle .char, .fv__title .char {
    display: inline-block;
}
/* 句読点の文字詰め */
.fv__subtitle .char.punctuation, .fv__title .char.punctuation {
    margin-right: -0.5em;
}
/* ローディング完了後に色変化アニメーションを実行 */
.fv__content.active .char {
    animation: charColorChange 0.8s ease-in-out forwards;
}
@keyframes charColorChange {
    0%, 100% {
        color: #414141;
    }
    33% {
        color: #fef48a;
    }
    66% {
        color: #b7dffd;
    }
}
/* Scroll Indicator */
.fv__scroll {
    position: absolute;
    bottom: 5.1rem;
    left: 3.3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    z-index: 10;
}
/* スクロール時のグラデーションオーバーレイ */
.fv__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 50;
    opacity: 0;
    transition: opacity 0.5s ease-out;
    overflow: hidden;
}
.fv__overlay::before {
    content: '';
    position: absolute;
    /*
     * vmax基準の正方形にすることで、どんなアスペクト比のビューポートでも
     * 回転中に端が見えない。100vmax >= 100vw かつ 100vmax >= 100vh が
     * 常に成立するため、200vmax × 200vmax なら全角度でカバーできる。
     */
    width: 200vmax;
    height: 200vmax;
    top: 50%;
    left: 50%;
    background: url('/img/bg_about.jpg?version=260318') no-repeat center center / cover;
    animation: fvOverlayRotate 20s linear infinite;
    filter: blur(10px);
}
@keyframes fvOverlayRotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}
.fv__overlay.show {
    opacity: 1;
}
.fv__scroll-text {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    font-size: 1.5rem;
    line-height: 1.2;
    letter-spacing: 0.1em;
    color: var(--color-white);
}
.fv__scroll-arrow {
    width: 2.2rem;
    height: 2.2rem;
    animation: arrowBounce 2s ease-in-out infinite;
}
@keyframes arrowBounce {
    0% {
        transform: translateY(0);
        opacity: 1;
    }
    60% {
        transform: translateY(1.25rem);
        opacity: 0;
    }
    61% {
        transform: translateY(0);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}
/* ===================================
   サブページ FV（ABOUT / SERVICE 共通）
=================================== */
.about-fv, .service-fv, .contact-fv, .news-fv {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 65rem;
    max-height: 120rem;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #fff;
}
/* 背景画像エリア */
.about-fv__bg, .service-fv__bg, .contact-fv__bg, .news-fv__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
/* 下部を白くフェードアウト（緩やかなイージング） */
.about-fv__bg::after, .service-fv__bg::after, .contact-fv__bg::after, .news-fv__bg::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 32vh;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.05) 20%, rgba(255, 255, 255, 0.15) 38%, rgba(255, 255, 255, 0.35) 55%, rgba(255, 255, 255, 0.60) 70%, rgba(255, 255, 255, 0.80) 83%, rgba(255, 255, 255, 0.94) 93%, rgba(255, 255, 255, 1) 100%);
    z-index: 10;
    pointer-events: none;
}
.about-fv__bg-img, .service-fv__bg-img, .contact-fv__bg-img, .news-fv__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}
/* タイトルコンテンツ */
.about-fv__content, .service-fv__content, .contact-fv__content, .news-fv__content {
    position: relative;
    z-index: 1;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.1rem;
    margin-top: -9rem;
}
.about-fv__en, .service-fv__en, .contact-fv__en, .news-fv__en {
    font-family: 'Poppins', sans-serif;
    font-weight: 300;
    font-size: 7.2rem;
    line-height: 1.5;
    letter-spacing: 0.1em;
    color: var(--color-white);
}
.about-fv__ja, .service-fv__ja, .contact-fv__ja, .news-fv__ja {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 3rem;
    line-height: 1.45;
    letter-spacing: 0.1em;
    color: var(--color-white);
}
/* サブページFV: スクロールインジケーターを中央下部に配置 */
.about-fv .fv__scroll, .service-fv .fv__scroll, .contact-fv .fv__scroll, .news-fv .fv__scroll {
    left: 50%;
    transform: translateX(-50%);
    bottom: 21rem;
}
/* ===================================
   サブページFV アニメーション装飾（subfv）
=================================== */
/* --- 青いブロブ（中央） --- */
.subfv__blob {
    position: absolute;
    width: 120rem;
    height: 120rem;
    top: 65%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 1;
    animation: subfvBlobPosition 10s ease-in-out infinite;
}
@keyframes subfvBlobPosition {
    0%, 100% {
        top: 65%;
    }
    50% {
        top: 57%;
    }
}
.subfv__blob-layer {
    position: absolute;
    will-change: border-radius, transform, opacity, filter;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
/* レイヤー1a: 薄いグラデーション（円形） */
.subfv__blob-layer--1a {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(107, 212, 219, 0.3) 2.4%, rgba(61, 176, 255, 0.3) 51.92%, rgba(173, 200, 255, 0.3) 100%);
    filter: blur(50px);
    transform: rotate(20deg);
    animation: subfvMorphLayer1a 10s ease-in-out infinite;
}
/* レイヤー1b: 濃いグラデーション（角丸四角形） */
.subfv__blob-layer--1b {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, #6BD4DB 2.4%, #3DB0FF 51.92%, #ADC8FF 100%);
    filter: blur(50px);
    transform: rotate(20deg);
    opacity: 0;
    animation: subfvMorphLayer1b 10s ease-in-out infinite;
}
/* レイヤー2: 紫〜青アクセント */
.subfv__blob-layer--2 {
    width: 49.76%;
    height: 74.94%;
    top: 12.5%;
    left: 25%;
    background: linear-gradient(142deg, #575EFF -3.79%, #B778FF 82.82%);
    filter: blur(100px);
    border-radius: 45% 55% 38% 62% / 52% 48% 52% 48%;
    transform: rotate(-115deg);
    animation: subfvMorphLayer2 10s ease-in-out infinite;
}
/* レイヤー3: 紫〜青アクセント（small） */
.subfv__blob-layer--3 {
    width: 39.03%;
    height: 58.78%;
    top: 20.6%;
    left: 30.5%;
    background: linear-gradient(142deg, #575EFF -3.79%, #B778FF 82.82%);
    filter: blur(100px);
    border-radius: 38% 62% 52% 48% / 45% 55% 45% 55%;
    transform: rotate(125deg);
    animation: subfvMorphLayer3 10s ease-in-out infinite;
}
/* レイヤー4: シアン */
.subfv__blob-layer--4 {
    width: 87.49%;
    height: 87.49%;
    top: 6.25%;
    left: 6.25%;
    border-radius: 50%;
    background: linear-gradient(143deg, #00EAFF 8.37%, rgba(16, 143, 255, 0) 91.49%);
    filter: blur(100px);
    animation: subfvMorphLayer4 10s ease-in-out infinite;
}
@keyframes subfvMorphLayer1a {
    0%, 100% {
        width: 100%;
        height: 100%;
        top: 0%;
        left: 0%;
        border-radius: 50%;
        filter: blur(50px);
        transform: rotate(20deg);
        opacity: 1;
    }
    50% {
        width: 80%;
        height: 80%;
        top: 10%;
        left: 10%;
        border-radius: 2.01%;
        filter: blur(25px);
        transform: rotate(60deg);
        opacity: 0;
    }
}
@keyframes subfvMorphLayer1b {
    0%, 100% {
        width: 100%;
        height: 100%;
        top: 0%;
        left: 0%;
        border-radius: 50%;
        filter: blur(50px);
        transform: rotate(20deg);
        opacity: 0;
    }
    50% {
        width: 80%;
        height: 80%;
        top: 10%;
        left: 10%;
        border-radius: 2.01%;
        filter: blur(25px);
        transform: rotate(60deg);
        opacity: 1;
    }
}
@keyframes subfvMorphLayer2 {
    0%, 100% {
        width: 49.76%;
        height: 74.94%;
        filter: blur(100px);
        transform: rotate(-115deg);
    }
    50% {
        width: 45.45%;
        height: 68.45%;
        filter: blur(88px);
        transform: rotate(-83deg);
    }
}
@keyframes subfvMorphLayer3 {
    0%, 100% {
        width: 39.03%;
        height: 58.78%;
        filter: blur(100px);
        transform: rotate(125deg);
    }
    50% {
        width: 39.52%;
        height: 57.62%;
        filter: blur(88px);
        transform: rotate(158deg);
    }
}
@keyframes subfvMorphLayer4 {
    0%, 100% {
        width: 87.49%;
        height: 87.49%;
        filter: blur(100px);
        transform: rotate(0deg);
    }
    50% {
        width: 82.8%;
        height: 79.92%;
        filter: blur(88px);
        transform: rotate(32deg);
    }
}
/* --- 黄色いグロー --- */
.subfv__glow {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(50% 50% at 50% 50%, rgba(255, 215, 80, 0.75) 20%, rgba(255, 200, 60, 0.45) 50%, rgba(255, 220, 101, 0) 100%);
    pointer-events: none;
    will-change: transform, filter, opacity;
    z-index: 0;
}
.subfv__glow--top-left {
    width: 80rem;
    height: 80rem;
    top: -30rem;
    left: -30rem;
}
.subfv__glow--bottom-right {
    width: 70rem;
    height: 70rem;
    bottom: -28rem;
    right: -28rem;
}
/* SP用代替画像・四角ラッパー（PCでは非表示） */
.subfv__blob-sp-img, .subfv__shikaku-sp {
    display: none;
}
/* FV Decorations */
.fv__decorations {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
/* Glow Elements */
.fv__glow {
    position: absolute;
    pointer-events: none;
}
/* 左上の黄色い浮遊オブジェクト */
.fv__glow--top-left {
    width: 84.3rem;
    height: 84.3rem;
    top: -12.15rem;
    left: -12.15rem;
    border-radius: 50%;
    background: radial-gradient(50% 50% at 50% 50%, rgba(255, 220, 107, 0.3) 25.48%, rgba(255, 220, 101, 0) 100%);
    filter: blur(50px);
    z-index: 1;
    animation: floatGently 12s ease-in-out infinite;
}
@keyframes floatGently {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(8rem, -6rem);
    }
    50% {
        transform: translate(-4rem, -10rem);
    }
    75% {
        transform: translate(-8rem, 4rem);
    }
}
/* マウス追従する黄色いオブジェクト */
.fv__glow--cursor-follow {
    width: 34.1rem;
    height: 34.1rem;
    border-radius: 50%;
    background: conic-gradient(from 180deg at 50% 73.47%, rgba(255, 252, 97, 0.8) 112.5deg, #FFDC65 244.04deg, rgba(255, 220, 101, 0.3) 360deg);
    filter: blur(50px);
    left: 0;
    top: 0;
    transform: translate(-50%, -50%);
    opacity: 0;
    z-index: 10;
    will-change: transform, opacity;
    transition: opacity 0.3s ease-out;
}
/* Blob Elements */
.fv__blob {
    position: absolute;
    z-index: 1;
}
/* SP用画像（PCでは非表示） */
.fv__blob-sp-img {
    display: none;
}
/* 左下の水色のぼやけたオブジェクト */
.fv__blob--bottom-left {
    width: 109.03rem;
    height: 109.03rem;
    bottom: -55rem;
    left: -55rem;
}
/* 右上の水色のぼやけたオブジェクト */
.fv__blob--top-right {
    width: 109.03rem;
    height: 109.03rem;
    top: -25rem;
    right: -55rem;
}
/* Blob Layers */
.fv__blob-layer {
    position: absolute;
    will-change: border-radius, transform, opacity;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
/* レイヤー1a: 薄いグラデーション */
.fv__blob--bottom-left .fv__blob-layer--1a {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(107, 212, 219, 0.3) 2.4%, rgba(61, 176, 255, 0.3) 51.92%, rgba(173, 200, 255, 0.3) 100%);
    filter: blur(50px);
    transform: rotate(20.078deg);
    animation: morphLayer1a 8s ease-in-out infinite;
}
/* レイヤー1b: 濃いグラデーション */
.fv__blob--bottom-left .fv__blob-layer--1b {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, #6BD4DB 2.4%, #3DB0FF 51.92%, #ADC8FF 100%);
    filter: blur(50px);
    transform: rotate(20.078deg);
    opacity: 0;
    animation: morphLayer1b 8s ease-in-out infinite;
}
/* レイヤー2: Vector 8 */
.fv__blob--bottom-left .fv__blob-layer--2 {
    width: 49.76%;
    height: 74.94%;
    top: 12.5%;
    left: 25%;
    background: linear-gradient(142deg, #575EFF -3.79%, #B778FF 82.82%);
    filter: blur(100px);
    border-radius: 45% 55% 38% 62% / 52% 48% 52% 48%;
    transform: rotate(-115.476deg);
    animation: morphLayer2 8s ease-in-out infinite;
}
/* レイヤー3: Vector 9 */
.fv__blob--bottom-left .fv__blob-layer--3 {
    width: 39.03%;
    height: 58.78%;
    top: 20.6%;
    left: 30.5%;
    background: linear-gradient(142deg, #575EFF -3.79%, #B778FF 82.82%);
    filter: blur(100px);
    border-radius: 38% 62% 52% 48% / 45% 55% 45% 55%;
    transform: rotate(125.545deg);
    animation: morphLayer3 8s ease-in-out infinite;
}
/* レイヤー4: Ellipse 18 */
.fv__blob--bottom-left .fv__blob-layer--4 {
    width: 87.49%;
    height: 87.49%;
    top: 6.25%;
    left: 6.25%;
    border-radius: 50%;
    background: linear-gradient(143deg, #00EAFF 8.37%, rgba(16, 143, 255, 0) 91.49%);
    filter: blur(100px);
    animation: morphLayer4 8s ease-in-out infinite;
}
/* レイヤー5: Vector 10 */
.fv__blob--bottom-left .fv__blob-layer--5 {
    width: 25.33%;
    height: 62.91%;
    top: 18.5%;
    left: 37.3%;
    background: linear-gradient(142deg, rgba(87, 255, 188, 0.5) -3.79%, rgba(226, 252, 255, 0.5) 82.82%);
    filter: blur(100px);
    border-radius: 42% 58% 48% 52% / 38% 62% 38% 62%;
    transform: rotate(-115.476deg);
    animation: morphLayer5 8s ease-in-out infinite;
}
/* ===================================
   右上の水色のオブジェクト
=================================== */
.fv__blob--top-right .fv__blob-layer--1a {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(107, 212, 219, 0.3) 2.4%, rgba(61, 176, 255, 0.3) 51.92%, rgba(173, 200, 255, 0.3) 100%);
    filter: blur(50px);
    transform: rotate(-18.937deg);
    animation: morphTopRightLayer1a 8s ease-in-out infinite;
    animation-delay: 4s;
}
.fv__blob--top-right .fv__blob-layer--1b {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, #6BD4DB 2.4%, #3DB0FF 51.92%, #ADC8FF 100%);
    filter: blur(50px);
    transform: rotate(-18.937deg);
    opacity: 0;
    animation: morphTopRightLayer1b 8s ease-in-out infinite;
    animation-delay: 4s;
}
.fv__blob--top-right .fv__blob-layer--2 {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    border-radius: 50%;
    background: linear-gradient(180deg, rgba(107, 212, 219, 0.1) 2.4%, rgba(61, 176, 255, 0.1) 51.92%, rgba(173, 200, 255, 0.1) 100%);
    filter: blur(50px);
    transform: rotate(-36.821deg);
    opacity: 0;
    animation: morphTopRightLayer2 8s ease-in-out infinite;
    animation-delay: 4s;
}
.fv__blob--top-right .fv__blob-layer--3 {
    width: 49.76%;
    height: 74.94%;
    top: 12.5%;
    left: 25%;
    background: linear-gradient(142deg, #575EFF -3.79%, #B778FF 82.82%);
    filter: blur(100px);
    border-radius: 45% 55% 38% 62% / 52% 48% 52% 48%;
    transform: rotate(-122.352deg);
    animation: morphTopRightLayer3 8s ease-in-out infinite;
    animation-delay: 4s;
}
.fv__blob--top-right .fv__blob-layer--4 {
    width: 39.03%;
    height: 58.78%;
    top: 20.6%;
    left: 30.5%;
    background: linear-gradient(142deg, #575EFF -3.79%, #B778FF 82.82%);
    filter: blur(100px);
    border-radius: 38% 62% 52% 48% / 45% 55% 45% 55%;
    transform: rotate(118.669deg);
    animation: morphTopRightLayer4 8s ease-in-out infinite;
    animation-delay: 4s;
}
.fv__blob--top-right .fv__blob-layer--5 {
    width: 87.49%;
    height: 87.49%;
    top: 6.25%;
    left: 6.25%;
    border-radius: 50%;
    background: linear-gradient(143deg, #00EAFF 8.37%, rgba(16, 143, 255, 0) 91.49%);
    filter: blur(100px);
    transform: rotate(-6.876deg);
    animation: morphTopRightLayer5 8s ease-in-out infinite;
    animation-delay: 4s;
}
.fv__blob--top-right .fv__blob-layer--6 {
    width: 25%;
    height: 50.37%;
    top: 24.8%;
    left: 37.5%;
    background: linear-gradient(142deg, rgba(87, 255, 188, 0.5) -3.79%, rgba(226, 252, 255, 0.5) 82.82%);
    filter: blur(100px);
    border-radius: 42% 58% 48% 52% / 38% 62% 38% 62%;
    transform: rotate(-122.352deg);
    opacity: 0;
    animation: morphTopRightLayer6 8s ease-in-out infinite;
    animation-delay: 4s;
}
/* Keyframe Animations */
@keyframes morphLayer1a {
    0%, 100% {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        filter: blur(50px);
        transform: rotate(20.078deg);
        opacity: 1;
        box-shadow: none;
    }
    50% {
        width: 86.63%;
        height: 86.63%;
        border-radius: 2.01%;
        filter: blur(13.29px);
        transform: rotate(20.078deg);
        opacity: 0;
        box-shadow: 0 3.509px 3.509px 0 rgba(0, 0, 0, 0.25);
    }
}
@keyframes morphLayer1b {
    0%, 100% {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        filter: blur(50px);
        transform: rotate(20.078deg);
        opacity: 0;
        box-shadow: none;
    }
    50% {
        width: 86.63%;
        height: 86.63%;
        border-radius: 2.01%;
        filter: blur(13.29px);
        transform: rotate(20.078deg);
        opacity: 1;
        box-shadow: 0 3.509px 3.509px 0 rgba(0, 0, 0, 0.25);
    }
}
@keyframes morphLayer2 {
    0%, 100% {
        width: 49.76%;
        height: 74.94%;
        filter: blur(100px);
        transform: rotate(-115.476deg);
    }
    50% {
        width: 45.45%;
        height: 68.45%;
        filter: blur(87.72px);
        transform: rotate(-83.337deg);
    }
}
@keyframes morphLayer3 {
    0%, 100% {
        width: 39.03%;
        height: 58.78%;
        filter: blur(100px);
        transform: rotate(125.545deg);
    }
    50% {
        width: 39.52%;
        height: 57.62%;
        filter: blur(87.72px);
        transform: rotate(157.684deg);
    }
}
@keyframes morphLayer4 {
    0%, 100% {
        width: 87.49%;
        height: 87.49%;
        filter: blur(100px);
        transform: rotate(0deg);
    }
    50% {
        width: 82.8%;
        height: 79.92%;
        filter: blur(87.72px);
        transform: rotate(32.139deg);
    }
}
@keyframes morphLayer5 {
    0%, 100% {
        width: 25.33%;
        height: 62.91%;
        filter: blur(100px);
        transform: rotate(-115.476deg);
    }
    50% {
        width: 25%;
        height: 50.37%;
        filter: blur(87.72px);
        transform: rotate(-83.337deg);
    }
}
@keyframes morphTopRightLayer1a {
    0%, 100% {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        filter: blur(50px);
        transform: rotate(-18.937deg);
        opacity: 1;
        box-shadow: none;
    }
    50% {
        width: 86.63%;
        height: 86.63%;
        border-radius: 2.01%;
        filter: blur(13.29px);
        transform: rotate(-18.937deg);
        opacity: 0;
        box-shadow: 0 3.509px 3.509px 0 rgba(0, 0, 0, 0.25);
    }
}
@keyframes morphTopRightLayer1b {
    0%, 100% {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        filter: blur(50px);
        transform: rotate(-18.937deg);
        opacity: 0;
        box-shadow: none;
    }
    50% {
        width: 86.63%;
        height: 86.63%;
        border-radius: 2.01%;
        filter: blur(13.29px);
        transform: rotate(-18.937deg);
        opacity: 1;
        box-shadow: 0 3.509px 3.509px 0 rgba(0, 0, 0, 0.25);
    }
}
@keyframes morphTopRightLayer2 {
    0%, 100% {
        opacity: 0;
        transform: rotate(-36.821deg);
    }
    50% {
        opacity: 1;
        transform: rotate(-36.821deg);
    }
}
@keyframes morphTopRightLayer3 {
    0%, 100% {
        width: 49.76%;
        height: 74.94%;
        filter: blur(100px);
        transform: rotate(-122.352deg);
    }
    50% {
        width: 45.44%;
        height: 68.45%;
        filter: blur(87.72px);
        transform: rotate(-122.352deg);
    }
}
@keyframes morphTopRightLayer4 {
    0%, 100% {
        width: 39.03%;
        height: 58.78%;
        filter: blur(100px);
        transform: rotate(118.669deg);
    }
    50% {
        width: 39.52%;
        height: 57.61%;
        filter: blur(87.72px);
        transform: rotate(118.669deg);
    }
}
@keyframes morphTopRightLayer5 {
    0%, 100% {
        width: 87.49%;
        height: 87.49%;
        filter: blur(100px);
        transform: rotate(-6.876deg);
    }
    50% {
        width: 82.8%;
        height: 79.9%;
        filter: blur(87.72px);
        transform: rotate(-6.876deg);
    }
}
@keyframes morphTopRightLayer6 {
    0%, 100% {
        opacity: 0;
        transform: rotate(-122.352deg);
    }
    50% {
        opacity: 1;
        transform: rotate(-122.352deg);
    }
}
/* ===================================
   About Us Section
=================================== */
.about {
    position: relative;
    width: 100%;
    padding: 19rem 0 10.2rem;
    margin-top: 100vh;
    z-index: 2;
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    isolation: isolate;
}
.about__background {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 169.4rem;
    height: auto;
    aspect-ratio: 1694 / 2132;
    pointer-events: none;
    overflow: hidden;
}
.about__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about__content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
    max-width: 67.8rem;
    width: 100%;
    margin: 0 auto;
}
.about__header {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}
.about .section-title__en {
    color: #ffffff;
}
.about__text {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 400;
    font-size: 1.6rem;
    line-height: 2.05;
    letter-spacing: 0.17em;
    color: var(--color-white);
    text-align: justify;
}
.about__text .punctuation-mark {
    margin-right: -0.3em;
}
/* ===================================
   Service Section
=================================== */
.service {
    position: relative;
    width: 100%;
    padding: 46.2rem 14.2rem 22rem;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 40%);
    z-index: 1;
    overflow: hidden;
}
/* 背景マーキーテキスト（共通） */
.service__background-text, .news__footer-text {
    position: absolute;
    left: 0;
    display: flex;
    white-space: nowrap;
    overflow: hidden;
    gap: 10rem;
    pointer-events: none;
}
.service__background-text {
    top: 101rem;
}
.news__footer-text {
    bottom: 0.5rem;
    overflow: visible;
}
/* マーキーテキストアイテム（共通） */
.service__background-text-item, .news__footer-text-item {
    flex-shrink: 0;
    font-family: 'Poppins', sans-serif;
    font-weight: 100;
    font-size: 15rem;
    line-height: 1.5;
    letter-spacing: 0.1em;
    color: transparent;
    background: var(--gradient-text-bg);
    -webkit-background-clip: text;
    background-clip: text;
}
.service__background-text-item, .news__footer-text-item {
    animation: marqueeText 120s linear infinite;
}
@keyframes marqueeText {
    0% {
        translate: 0;
    }
    100% {
        translate: calc(-100% - 10rem);
    }
}
@keyframes marqueeTextReverse {
    0% {
        translate: calc(-100% - 10rem);
    }
    100% {
        translate: 0;
    }
}
.service__graphics {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    max-width: 1440px;
    margin: auto;
}
/* 左側のグラフィック */
.service__graphic-left {
    position: absolute;
    top: 60.1rem;
    left: -23rem;
    width: 61.2rem;
    height: auto;
    animation: floatGentle1 6s ease-in-out infinite;
}
/* 中央のグラフィック */
.service__graphic-middle {
    position: absolute;
    top: 44rem;
    left: 27.6rem;
    width: 39.7rem;
    height: auto;
    animation: floatGentle2 7s ease-in-out infinite;
}
/* 右側のグラフィック */
.service__graphic-right {
    position: absolute;
    top: 61.6rem;
    right: -19.7rem;
    width: 61.1rem;
    height: auto;
    animation: floatGentle3 8s ease-in-out infinite;
}
@keyframes floatGentle1 {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5rem);
    }
}
@keyframes floatGentle2 {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-6rem);
    }
}
@keyframes floatGentle3 {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5.5rem);
    }
}
.service__container {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    gap: 7.2rem;
    max-width: 115.6rem;
    width: 100%;
    margin: 0 auto;
    padding: 0;
}
/* Text Content */
.service__text-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6rem;
    width: 33.8rem;
    max-width: 33.8rem;
    flex-shrink: 0;
}
.service__header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
}
.service__description {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 400;
    font-size: 1.4rem;
    line-height: 2.36;
    letter-spacing: 0.04em;
    color: var(--color-gray);
    text-align: justify;
    width: 100%;
}
/* Service Cards */
.service__cards {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 2.4rem;
    flex: 1;
    max-width: 74.7rem;
}
.service__card {
    position: relative;
    display: block;
    text-decoration: none;
    border-radius: 2rem;
    overflow: hidden;
    cursor: pointer;
}
.service__card:hover {
    opacity: 1;
}
.service__card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.6s ease;
}
.service__card:hover .service__card-bg {
    transform: scale(1.1);
}
.service__card-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    justify-content: flex-end;
    padding: 2rem 2.4rem;
    height: 100%;
}
.service__card--consulting .service__card-content {
    padding: 1.2rem 2rem;
}
.service__card--ec .service__card-content {
    padding: 2.2rem 2.4rem;
}
.service__card--retail .service__card-content {
    padding: 3.3rem 2.4rem;
}
.service__card--consulting {
    width: 39.4rem;
    max-width: 39.4rem;
    height: 53.8rem;
    flex-shrink: 0;
}
.service__card--consulting .service__card-bg {
    background-image: linear-gradient(rgba(80, 146, 212, 0.6), rgba(80, 146, 212, 0.6)), url('/img/service_card_consulting_bg.jpg');
}
.service__card--ec {
    width: 100%;
    max-width: 32.9rem;
    height: 25.7rem;
}
.service__card--ec .service__card-bg {
    background-image: linear-gradient(rgba(80, 146, 212, 0.6), rgba(80, 146, 212, 0.6)), url('/img/service_card_ec_bg.jpg');
}
.service__card--retail {
    width: 100%;
    max-width: 32.9rem;
    height: 25.7rem;
}
.service__card--retail .service__card-bg {
    background-image: linear-gradient(rgba(80, 146, 212, 0.6), rgba(80, 146, 212, 0.6)), url('/img/service_card_retail_bg.jpg');
}
.service__card-title {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 700;
    font-size: 2.4rem;
    line-height: 2.51;
    letter-spacing: 0.09em;
    color: var(--color-white);
    flex: 1;
}
.service__card--ec .service__card-title {
    font-weight: 900;
    font-size: 1.4rem;
    line-height: 1.36;
    letter-spacing: 0.01em;
}
.service__card--retail .service__card-title {
    font-weight: 700;
    font-size: 1.8rem;
    line-height: 1.06;
    letter-spacing: 0.1em;
}
.service__card-row {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 2.4rem;
    position: relative;
    top: 9.4rem;
    width: 32.9rem;
    max-width: 32.9rem;
    flex-shrink: 0;
}
/* 各カードの矢印位置調整 */
.service__card--consulting .service__card-arrow {
    position: relative;
    bottom: 1rem;
}
.service__card--ec .service__card-arrow {
    position: relative;
    bottom: -0.2rem;
}
.service__card--retail .service__card-arrow {
    position: relative;
    bottom: -1.4rem;
}
/* ===================================
   Contact Section
=================================== */
.contact {
    position: relative;
    width: 100%;
    padding: 13rem 14.2rem 21rem;
    background: var(--color-white);
    z-index: 1;
    overflow: hidden;
}
.contact__graphics {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    max-width: 1440px;
    margin: auto;
}
.contact__graphic-left {
    position: absolute;
    top: 13.2rem;
    left: -24.5rem;
    width: 61.15rem;
    height: auto;
    animation: floatContact1 8s ease-in-out infinite;
}
.contact__graphic-right {
    position: absolute;
    top: 9.8rem;
    right: -41rem;
    width: 74.5rem;
    height: auto;
    animation: floatContact2 10s ease-in-out infinite;
}
@keyframes floatContact1 {
    0%, 100% {
        transform: translateY(0);
    }
    25% {
        transform: translateY(-5rem);
    }
    50% {
        transform: translateY(-8rem);
    }
    75% {
        transform: translateY(-4rem);
    }
}
@keyframes floatContact2 {
    0%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-6rem);
    }
    60% {
        transform: translateY(-9rem);
    }
    85% {
        transform: translateY(-3rem);
    }
}
.contact__card {
    position: relative;
    z-index: 1;
    width: 100%;
    background: linear-gradient(124deg, rgba(189, 225, 255, 0.70) 29.24%, rgba(255, 252, 229, 0.70) 71.27%);
    border-radius: 4rem;
    padding: 7rem 18.6rem;
}
.contact__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4.8rem;
}
.contact__header {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.contact__text {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 400;
    font-size: 1.6rem;
    line-height: 2.31;
    letter-spacing: 0.17em;
    color: var(--color-navy);
    text-align: center;
    max-width: 78.2rem;
}
/* ===================================
   News Section
=================================== */
.news {
    position: relative;
    width: 100%;
    padding: 0 14.2rem 22rem;
    margin-top: -1.6rem;
    background: var(--color-white);
    z-index: 1;
    overflow: hidden;
}
.news__container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 4rem;
    width: 100%;
}
.news__main {
    display: flex;
    flex-direction: row;
    gap: 15.7rem;
}
.news__header {
    display: flex;
    flex-direction: column;
    gap: 4.8rem;
    width: 19.7rem;
    flex-shrink: 0;
}
.news__title-wrapper {
    display: flex;
    flex-direction: column;
}
.news__list {
    display: flex;
    flex-direction: column;
    flex: 1;
    max-width: 80.2rem;
    padding-top: 2.8rem;
}
.news__item {
    display: flex;
    align-items: center;
    gap: 3.7rem;
    padding: 1.8rem 4.2rem;
    border-bottom: none;
    transition: background-color var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    position: relative;
}
.news__item:first-child {
    border-top: 1px solid var(--color-light-gray);
}
/* グレーの下線 */
.news__item::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--color-light-gray);
    transform: scaleX(1);
    transform-origin: left; /* ホバーアウト時: 左端固定→左から右に出てくる */
    transition: transform 0.65s cubic-bezier(.5, 1, .89, 1);
}
/* 紺色の下線 */
.news__item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #003788;
    transform: scaleX(0);
    transform-origin: right; /* ホバーアウト時: 右端固定→左から消える */
    transition: transform 0.65s cubic-bezier(.5, 1, .89, 1);
}
.news__item:hover {
    opacity: 1; /* a:hover の opacity:0.8 を打ち消し */
}
.news__item:hover::before {
    transform: scaleX(0);
    transform-origin: right; /* ホバーイン時: 右端固定→左から消える */
}
.news__item:hover::after {
    transform: scaleX(1);
    transform-origin: left; /* ホバーイン時: 左端固定→左から右に伸びる */
}
.news__date, .news__item-title {
    transition: translate .5s cubic-bezier(.5, 1, .89, 1);
}
.news__item:hover .news__date, .news__item:hover .news__item-title {
    translate: .3125rem 0;
}
.news__date {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.4rem;
    line-height: 1.429;
    letter-spacing: 0.1em;
    color: var(--color-light-blue);
    white-space: nowrap;
}
.news__item-title {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.4rem;
    line-height: 1.429;
    letter-spacing: 0.05em;
    color: var(--color-gray);
    flex: 1;
    max-width: 52.7rem;
}
.news__arrow, .service__card-arrow {
    position: relative;
    width: 4.5rem;
    height: 4.5rem;
    border-radius: 50%;
    border: 1px solid #7DB0DC;
    background-color: #ffffff;
    flex-shrink: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.news__arrow-img, .service__card-arrow-img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 1.7rem;
    height: auto;
    object-fit: contain;
    opacity: 1;
}
.news__arrow-img--next, .service__card-arrow-img--next {
    left: -50%;
    opacity: 0;
}
@keyframes arrowSlideOut {
    to {
        left: 150%;
        opacity: 0;
    }
}
@keyframes arrowSlideIn {
    to {
        left: 50%;
        opacity: 1;
    }
}
/* Alert Box */
.news__alert {
    width: 100%;
    max-width: 100%;
    background: var(--color-yellow-light);
    border-radius: 2rem;
    padding: 2.4rem 3.2rem 2.6rem;
    margin-top: 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}
.news__alert-title {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 600;
    font-size: 2.2rem;
    line-height: 1.7;
    color: var(--color-navy);
    text-align: left;
    width: 100%;
}
.news__alert-text {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 400;
    font-size: 1.2rem;
    line-height: 1.7;
    letter-spacing: 0;
    color: var(--color-navy);
    text-align: left;
    width: 100%;
}
/* ===================================
   Footer Section
=================================== */
.footer {
    position: relative;
    width: 100%;
    min-height: 55.3rem;
    overflow: hidden;
    padding: 9.6rem 14rem 9.6rem;
    z-index: 90;
}
/* フッター背景グラデーション */
.footer__bg-graphics {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}
.footer__bg-graphics::before {
    content: '';
    position: absolute;
    width: 130vmax;
    height: 130vmax;
    top: -55vh;
    left: -16vw;
    margin: auto;
    background: url('/img/bg_footer.jpg?version=260318') no-repeat center center / cover;
    animation: footerBgRotate 20s linear infinite;
    filter: blur(10px);
}
@keyframes footerBgRotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}
.footer__content {
    position: relative;
    z-index: 100;
    width: 100%;
    max-width: 116rem;
    margin: 0 auto;
    min-height: 34.55rem;
}
/* SP用フッターナビ（PCでは非表示） */
.footer__nav--sp {
    display: none;
}
/* Footer Navigation */
.footer__nav {
    position: absolute;
    top: 0.6rem;
    left: 0;
    display: flex;
    flex-direction: row;
    align-items: flex-start;
}
.footer__nav-col {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}
.footer__nav-col--left {
    margin-right: 9rem;
}
.footer__nav-col--center {
    margin-right: 10.7rem;
}
.footer__nav-section {
    display: flex;
    flex-direction: column;
    gap: 0;
    text-decoration: none;
    width: 100%;
    transition: transform .5s cubic-bezier(.5, 1, .89, 1);
}
a.footer__nav-section:hover {
    transform: translateX(.3125rem);
    opacity: 1;
}
.footer__nav-section--with-sub {
    gap: 3.2rem;
}
.footer__nav-main {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: 100%;
    text-decoration: none;
    transition: transform .5s cubic-bezier(.5, 1, .89, 1);
}
.footer__nav-main:hover {
    transform: translateX(.3125rem);
    opacity: 1;
}
.footer__nav-title-en {
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    font-size: 2.9rem;
    line-height: 1.5;
    letter-spacing: 0.12em;
    color: var(--color-white);
}
.footer__nav-title-en--highlight {
    color: #FFF6D7;
    font-weight: 400;
}
.footer__nav-title-ja {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 1.538;
    color: var(--color-white);
}
.footer__nav-title-ja--highlight {
    color: #FFF6D7;
    font-weight: 700;
}
.footer__nav-submenu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    width: 100%;
}
.footer__nav-item {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.5rem;
    line-height: 1.538;
    color: var(--color-white);
    display: inline-block;
    text-decoration: none;
    transition: transform .5s cubic-bezier(.5, 1, .89, 1);
}
.footer__nav-item:hover {
    transform: translateX(.3125rem);
    opacity: 1;
}
/* Footer Divider */
.footer__divider {
    position: absolute;
    top: 0;
    left: 80.55rem;
    width: 0.5px;
    height: 100%;
    background: var(--color-white);
}
/* Footer Info */
.footer__info {
    position: absolute;
    top: 1.2rem;
    left: 92.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    width: 23.6rem;
}
.footer__logo {
    width: 22.1rem;
    height: auto;
}
.footer__address {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.3rem;
    line-height: 1.462;
    letter-spacing: 0.04em;
    color: var(--color-white);
    font-style: normal;
}
/* Footer Bottom */
.footer__bottom {
    display: flex;
    position: absolute;
    left: 0;
    bottom: 1.2rem;
    gap: 0 4.9rem;
}
.footer__privacy {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 1.2rem;
    line-height: 2;
    letter-spacing: 0.11em;
    color: var(--color-white);
    text-decoration: none;
    transition: opacity 0.3s ease;
}
.footer__privacy {
    transition: transform .5s cubic-bezier(.5, 1, .89, 1);
}
.footer__privacy:hover {
    transform: translateX(.3125rem);
    opacity: 1;
}
.footer__copyright {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 1.2rem;
    line-height: 2;
    letter-spacing: 0.11em;
    color: var(--color-white);
}
/* ===================================
   Page Top Button
=================================== */
.page-top {
    position: fixed;
    right: 2.4rem;
    bottom: 4rem;
    z-index: 200;
    width: 6.8rem;
    height: auto;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.3s ease;
}
.page-top.is-show {
    opacity: 1;
    visibility: visible;
}
.page-top:hover {
    opacity: 1;
    transform: translateY(-0.8rem);
}
.page-top img {
    width: 100%;
    height: auto;
    display: block;
    transition: filter 0.4s ease;
}
.page-top.is-on-dark img {
    filter: brightness(0) invert(1);
}
/* 右下のふわふわアニメーション */
@keyframes floatGentlyBottomRight {
    0%, 100% {
        transform: translate(0, 0);
    }
    25% {
        transform: translate(-6rem, 4rem);
    }
    50% {
        transform: translate(3rem, 8rem);
    }
    75% {
        transform: translate(7rem, -3rem);
    }
}
/* ===================================
   グローバルナビゲーション（PC）
=================================== */
.global-nav {
    position: fixed;
    inset: 0;
    z-index: 900;
    pointer-events: none;
    visibility: hidden;
    transition: visibility 0s 0.9s;
}
.global-nav.is-open {
    visibility: visible;
    pointer-events: auto;
    transition: visibility 0s 0s;
}
/* パネル */
.global-nav__panel {
    position: absolute;
    top: 2.4rem;
    left: 2.2rem;
    right: 0;
    max-height: 72rem;
    background: transparent;
    border-radius: 40px 0 0 40px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
/* 楕円から拡大する背景（interg方式） */
.global-nav__bg {
    position: absolute;
    inset: 0;
    background: url('/img/bg_global_menu.jpg') center center / cover no-repeat;
    opacity: 0;
    transition: opacity 0.9s ease;
    z-index: 0;
}
.global-nav.is-open .global-nav__bg {
    opacity: 1;
}
/* ナビ本体 */
.global-nav__body {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 13.8rem 0 14.6rem 0;
    overflow: hidden;
    position: relative;
    z-index: 1;
}
/* ナビラップ（左側：ナビリスト＋フッター情報） */
.global-nav__nav-wrap {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 6.4rem;
    width: 86.3rem;
    position: relative;
}
/* PC: 3列レイアウト */
.global-nav__columns {
    display: flex;
    align-items: start;
}
.global-nav__col {
    display: flex;
    flex-direction: column;
}
.global-nav__col:nth-of-type(1) {
    margin-right: 9rem;
}
.global-nav__col:nth-of-type(2) {
    margin-right: 9.2rem;
}
.global-nav__col-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 3.64rem;
}
/* SP用リスト: PCでは非表示 */
.global-nav__list--sp {
    display: none;
    list-style: none;
    padding: 0;
    margin: 0;
}
/* ナビリンク（PC: 縦並び EN → JA） */
.global-nav__link {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: #ffffff;
    transition: transform .5s cubic-bezier(.5, 1, .89, 1);
}
.global-nav__link:hover {
    transform: translateX(.3125rem);
    opacity: 1;
}
.global-nav__en {
    font-family: 'Poppins', sans-serif;
    font-weight: 400;
    font-size: 3.557rem;
    line-height: 1.5;
    letter-spacing: 0.12em;
    color: #ffffff;
    transition: opacity 0.3s ease;
}
.global-nav__ja {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.818rem;
    line-height: 1.54;
    color: #ffffff;
}
/* CONTACTのハイライトカラー */
.global-nav__item--contact .global-nav__en, .global-nav__item--contact .global-nav__ja {
    color: #FFF6D7;
}
/* サブリスト */
.global-nav__sublist {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
    margin-top: 3.9rem;
    margin-left: 0.4rem;
    list-style: none;
    padding: 0;
}
.global-nav__sublink {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.818rem;
    line-height: 1.54;
    color: #ffffff;
    text-decoration: none;
    display: block;
    transition: transform .5s cubic-bezier(.5, 1, .89, 1), color 0.3s ease;
}
.global-nav__sublink:hover {
    transform: translateX(.3125rem);
    color: #ffffff;
    opacity: 1;
}
.global-nav__privacy, .global-nav__copyright {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 1.2rem;
    line-height: 2;
    letter-spacing: 0.11em;
    color: #ffffff;
    text-decoration: none;
    display: block;
}
.global-nav__privacy {
    transition: transform .5s cubic-bezier(.5, 1, .89, 1), color 0.3s ease;
    display: inline-block;
    margin-bottom: 0.8rem;
}
.global-nav__privacy:hover {
    transform: translateX(.3125rem);
    color: #ffffff;
    opacity: 1;
}
/* 右側エリア（PC専用：仕切り線＋ロゴ＋住所） */
.global-nav__side {
    display: flex;
    align-items: center;
    gap: 9.4rem;
    height: 43.6rem;
    flex-shrink: 0;
}
.global-nav__side-divider {
    width: 0;
    height: 100%;
    border-left: 0.5px solid rgba(255, 255, 255, 1);
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 0.15s ease;
}
.global-nav.is-open .global-nav__side-divider {
    opacity: 1;
    transition: opacity 0.5s ease;
    transition-delay: 0.4s;
}
.global-nav.is-closing .global-nav__side-divider {
    opacity: 0;
    transition: opacity 0.15s ease;
}
.global-nav__side-content {
    display: flex;
    flex-direction: column;
    gap: 2.4rem;
}
.global-nav__side-logo {
    width: 22.8rem;
    height: auto;
    display: block;
}
.global-nav__side-content a:has(.global-nav__side-logo) {
    display: block;
    transition: opacity 0.3s ease;
}
.global-nav__side-content a:has(.global-nav__side-logo):hover {
    opacity: 0.7;
}
.global-nav__address {
    font-family: 'Zen Kaku Gothic New', sans-serif;
    font-weight: 500;
    font-size: 1.3rem;
    line-height: 1.46;
    letter-spacing: 0.04em;
    color: #ffffff;
    font-style: normal;
    width: 23.6rem;
}
/* ================================
   スタガーアニメーション（interg方式）
================================ */
/* 文字ごとアニメーション（nav-char） */
.nav-char {
    display: inline-block;
    opacity: 0;
    transition: opacity 0.15s ease;
    transition-delay: 0s;
}
.global-nav.is-open .nav-char {
    opacity: 1;
    transition: opacity 0.6s ease;
    transition-delay: calc(var(--i, 0) * 0.08s + var(--ci, 0) * 0.04s + 0.3s);
}
/* フッター内（.global-nav__footer）の nav-char は --i がないため固定ディレイ */
.global-nav.is-open .global-nav__footer .nav-char {
    transition-delay: calc(var(--ci, 0) * 0.04s + 0.62s);
}
/* フッター・サイドの個別要素フェード */
.global-nav__copyright {
    opacity: 0;
    transition: opacity 0.15s ease;
}
.global-nav.is-open .global-nav__copyright {
    opacity: 1;
    transition: opacity 0.6s ease;
    transition-delay: 0.78s;
}
.global-nav__side-content a:has(.global-nav__side-logo) {
    opacity: 0;
}
.global-nav.is-open .global-nav__side-content a:has(.global-nav__side-logo) {
    opacity: 1;
    transition-delay: 0.45s;
}
.global-nav.is-open .global-nav__side-content a:has(.global-nav__side-logo):hover {
    opacity: 0.7;
    transition-delay: 0s;
}
.global-nav__address {
    opacity: 0;
    transition: opacity 0.15s ease;
}
.global-nav.is-open .global-nav__address {
    opacity: 1;
    transition: opacity 0.6s ease;
    transition-delay: 0.55s;
}
/* ===================================
   Large Screen（1440px超）
   blobの横位置を1440px基準でセンタリングに固定
=================================== */
@media (min-width: 1440px) {
    /* 左下blob：ビューポート左端ではなく、1440pxコンテンツ領域の左端基準に固定 */
    .fv__blob--bottom-left {
        left: calc((100vw - 1440px) / 2 - 55rem);
    }
    /* 右上blob：ビューポート右端ではなく、1440pxコンテンツ領域の右端基準に固定 */
    .fv__blob--top-right {
        right: calc((100vw - 1440px) / 2 - 55rem);
    }
    /* 1440px超でもコンテンツが中央固定になるよう左右paddingを動的に広げる */
    .contact {
        padding-left: calc((100vw - 1440px) / 2 + 14.2rem);
        padding-right: calc((100vw - 1440px) / 2 + 14.2rem);
    }
    .news {
        padding-left: calc((100vw - 1440px) / 2 + 14.2rem);
        padding-right: calc((100vw - 1440px) / 2 + 14.2rem);
    }
}
/* ===================================
   Mobile Specific Styles
   (375px基準: html font-size = 10px)
=================================== */
@media (max-width: 767px) {
    /* スマホ: 1rem = 10px at 375px, 比例スケール */
    html {
        font-size: calc(100vw / 37.5);
    }
    /* ===== パフォーマンス最適化（スマホ） ===== */
    /* fv__overlayに画像背景を適用（スマホ用） */
    .fv__overlay::before {
        background-image: url('/img/sp_about_gradation_bg.jpg?version=260318');
        width: 115vh;
        height: 115vh;
    }
    /* ③ その他のblurアニメーション全停止 */
    .fv__blob-layer {
        animation: none;
    }
    /* ② blob-layer完全非表示（SP画像で代替） */
    .fv__blob-layer {
        will-change: auto;
        display: none;
    }
    /* ===== Header ===== */
    .header {
        padding: 2.1rem 1.6rem 0 2rem;
    }
    .header__menu {
        padding: 0.82rem 1.63rem;
        gap: 1.09rem;
    }
    .header__menu-text {
        font-size: 1.3rem;
        font-weight: 300;
    }
    .header__menu-lines {
        width: 2.45rem;
        gap: 0.58rem;
    }
    /* ===== FV ===== */
    .fv {
        height: 100svh;
    }
    .fv__scroll {
        bottom: 4.1rem;
        left: 3rem;
        gap: 0.7rem;
    }
    .fv__scroll-arrow {
        width: 1.5rem;
        height: 1.5rem;
    }
    .fv__scroll-text {
        font-size: 1.1rem;
        font-weight: 400;
    }
    /* サブページFV（SP） */
    .about-fv, .service-fv, .contact-fv, .news-fv {
        min-height: 46rem;
    }
    /* コンテンツ位置: Figma基準で上から26.6rem（266px）付近に配置 */
    .about-fv__content, .service-fv__content, .contact-fv__content, .news-fv__content {
        margin-top: -6rem;
        gap: 0;
    }
    /* Scrollインジケーター: FV下部に配置 */
    .about-fv .fv__scroll, .service-fv .fv__scroll, .contact-fv .fv__scroll, .news-fv .fv__scroll {
        bottom: 5rem;
    }
    /* 下部白フェード: SPでは小さめに */
    .about-fv__bg::after, .service-fv__bg::after, .contact-fv__bg::after, .news-fv__bg::after {
        height: 16rem;
    }
    /* サブページFV ブロブ（SP）: PCレイヤーを非表示にして画像に切り替え */
    @keyframes subfvSpBlobRotate {
        from {
            transform: translate(-50%, -50%) rotate(0deg);
        }
        to {
            transform: translate(-50%, -50%) rotate(360deg);
        }
    }
    .subfv__blob {
        width: 90rem;
        height: 90rem;
        top: 61%;
        animation: subfvSpBlobRotate 120s linear infinite;
        filter: blur(10px);
    }
    .subfv__blob-layer {
        display: none;
        animation: none;
    }
    @keyframes subfvSpMaru {
        /* ホールド（表示中） */
        0% {
            -webkit-mask-size: 300% 300%;
            mask-size: 300% 300%;
            opacity: 1;
            animation-timing-function: linear;
        }
        /* 非表示アニメーション開始 */
        8% {
            -webkit-mask-size: 300% 300%;
            mask-size: 300% 300%;
            opacity: 1;
            animation-timing-function: cubic-bezier(0.4, 0, 0.6, 1);
        }
        /* 完全非表示 */
        38% {
            -webkit-mask-size: 0% 0%;
            mask-size: 0% 0%;
            opacity: 0;
            animation-timing-function: linear;
        }
        /* ホールド（非表示中） */
        58% {
            -webkit-mask-size: 0% 0%;
            mask-size: 0% 0%;
            opacity: 0;
            animation-timing-function: cubic-bezier(0.4, 0, 0.6, 1);
        }
        /* 完全表示 */
        100% {
            -webkit-mask-size: 300% 300%;
            mask-size: 300% 300%;
            opacity: 1;
        }
    }
    @keyframes subfvSpShikaku {
        /* ホールド（非表示中） */
        0% {
            opacity: 0;
            animation-timing-function: linear;
        }
        /* 表示アニメーション開始 */
        3% {
            opacity: 0;
            animation-timing-function: cubic-bezier(0.4, 0, 0.6, 1);
        }
        /* 完全表示 */
        50% {
            opacity: 1;
            animation-timing-function: linear;
        }
        /* ホールド（表示中） */
        51% {
            opacity: 1;
            animation-timing-function: cubic-bezier(0.4, 0, 0.6, 1);
        }
        /* 完全非表示 */
        100% {
            opacity: 0;
        }
    }
    .subfv__blob-sp-img {
        display: block;
        position: absolute;
        width: 100%;
        height: 100%;
        object-fit: contain;
        -webkit-mask-image: radial-gradient(circle, black 30%, transparent 70%);
        mask-image: radial-gradient(circle, black 30%, transparent 70%);
        -webkit-mask-position: center;
        mask-position: center;
        -webkit-mask-repeat: no-repeat;
        mask-repeat: no-repeat;
    }
    .subfv__blob-sp-img--maru {
        -webkit-mask-size: 300% 300%;
        mask-size: 300% 300%;
        animation: subfvSpMaru 14s linear infinite;
    }
    /* 四角専用ラッパー（位置・回転が独立） */
    .subfv__shikaku-sp {
        display: block;
        position: absolute;
        width: 82rem;
        height: 82rem;
        top: 51%;
        left: 50%;
        transform: translate(-50%, -50%) rotate(0deg);
        animation: subfvSpBlobRotate 120s linear infinite;
        pointer-events: none;
        z-index: 1;
        filter: blur(10px);
    }
    .subfv__blob-sp-img--shikaku {
        width: 90%;
        height: 90%;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        -webkit-mask-image: none;
        mask-image: none;
        opacity: 0;
        animation: subfvSpShikaku 14s linear infinite;
    }
    /* 黄色いグロー（SP）: コーナーに配置 */
    .subfv__glow--top-left {
        width: 34rem;
        height: 34rem;
        top: -10rem;
        left: -14rem;
    }
    .subfv__glow--bottom-right {
        width: 29rem;
        height: 29rem;
        bottom: 2rem;
        right: -12rem;
        z-index: 2;
    }
    .about-fv__en, .service-fv__en, .contact-fv__en, .news-fv__en {
        font-size: 3.7rem;
    }
    .about-fv__ja, .service-fv__ja, .contact-fv__ja, .news-fv__ja {
        font-size: 2rem;
    }
    /* サブページFV スクロールインジケーター（SP） */
    .about-fv .fv__scroll, .service-fv .fv__scroll, .contact-fv .fv__scroll, .news-fv .fv__scroll {
        bottom: 18.5rem;
    }
    .fv__subtitle {
        font-size: 2.1rem;
    }
    .fv__title {
        font-size: 4.2rem;
        line-height: 1.5;
    }
    .fv__title-kern {
        margin-right: -0.08em;
    }
    .fv__content {
        gap: 1.4rem;
    }
    .fv__blob--bottom-left {
        width: 53rem;
        height: 53rem;
        bottom: -20rem;
        left: -21rem;
    }
    .fv__blob--top-right {
        width: 55rem;
        height: 55rem;
        top: -21rem;
        right: -22rem;
    }
    /* SP用画像クロスフェードアニメーション */
    @keyframes blobSpMaru {
        0%, 30% {
            opacity: 1;
        }
        45%, 80% {
            opacity: 0;
        }
        95%, 100% {
            opacity: 1;
        }
    }
    @keyframes blobSpShikaku {
        0%, 30% {
            opacity: 0;
        }
        45%, 80% {
            opacity: 1;
        }
        95%, 100% {
            opacity: 0;
        }
    }
    .fv__blob-sp-img {
        display: block;
        position: absolute;
        width: 100%;
        height: 100%;
        object-fit: contain;
    }
    .fv__blob-sp-img--maru {
        animation: blobSpMaru 9s ease-in-out infinite;
    }
    .fv__blob-sp-img--shikaku {
        width: 33rem;
        height: 33rem;
        opacity: 0;
        animation: blobSpShikaku 9s ease-in-out infinite;
    }
    .fv__blob--bottom-left .fv__blob-sp-img--shikaku {
        top: 6rem;
        left: 10rem;
    }
    .fv__blob--top-right .fv__blob-sp-img--shikaku {
        top: 13rem;
        left: 6rem;
    }
    /* 左下と右上でタイミングをずらす（-4.5sオフセット） */
    .fv__blob--bottom-left .fv__blob-sp-img--maru, .fv__blob--bottom-left .fv__blob-sp-img--shikaku {
        animation-delay: 0s;
    }
    .fv__blob--top-right .fv__blob-sp-img--maru, .fv__blob--top-right .fv__blob-sp-img--shikaku {
        animation-delay: -4.5s;
    }
    @keyframes floatGentlySpTopLeft {
        0%, 100% {
            transform: translate(0, 0) scale(1);
        }
        25% {
            transform: translate(3rem, -2rem) scale(1.06);
        }
        50% {
            transform: translate(-2rem, -3.5rem) scale(0.96);
        }
        75% {
            transform: translate(-3rem, 1.5rem) scale(1.04);
        }
    }
    @keyframes floatGentlySpBottomRight {
        0%, 100% {
            transform: translate(0, 0) scale(1);
        }
        25% {
            transform: translate(-2rem, 2.5rem) scale(1.05);
        }
        50% {
            transform: translate(2.5rem, 3rem) scale(0.97);
        }
        75% {
            transform: translate(2rem, -2rem) scale(1.04);
        }
    }
    .fv__glow--top-left {
        width: 55rem;
        height: 55rem;
        top: -27.5rem;
        left: -27.5rem;
        filter: blur(50px);
        animation: floatGentlySpTopLeft 12s ease-in-out infinite;
    }
    .fv__glow--cursor-follow {
        width: 20rem;
        height: 20rem;
        bottom: -2rem;
        right: -3rem;
        top: auto;
        left: auto;
        opacity: 1 !important;
        filter: blur(40px);
        animation: floatGentlySpBottomRight 15s ease-in-out infinite;
        animation-delay: -6s;
    }
    /* ===== About ===== */
    .about {
        padding: 13rem 0 8rem; /* モバイル: top 130px, bottom 80px */
    }
    .about__content {
        gap: 3.2rem;
        padding: 0 2.4rem;
    }
    .about__text {
        font-size: 1.4rem;
        letter-spacing: 0.05em;
        line-height: 1.8;
    }
    /* ===== Section Titles (mobile) ===== */
    .section-title__en {
        font-size: 3.4rem;
    }
    .section-title__ja {
        font-size: 1.8rem;
    }
    /* ===== Buttons (mobile) ===== */
    .btn {
        font-size: 1.6rem;
        padding: 1rem 2.6rem;
        border-radius: 3.558rem;
        min-width: 12rem;
    }
    .btn--dark {
        padding-left: 2.6rem;
        padding-right: 2.6rem;
    }
    /* ===== Service ===== */
    .service {
        padding: 20rem 0 6.4rem;
        background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 17%, rgba(255, 255, 255, 1) 100%);
    }
    .service__background-text {
        top: 102rem;
    }
    .service__background-text-item, .news__footer-text-item {
        font-size: 5.5rem;
        font-weight: 200;
    }
    .service__graphics {
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    .service__graphic-left {
        top: 59rem;
        left: -15rem;
        width: 35rem;
    }
    .service__graphic-middle {
        top: 24rem;
        left: auto;
        right: -3rem;
        width: 25.27rem;
    }
    .service__graphic-right {
        top: 92rem;
        left: auto;
        right: -5rem;
        width: 26rem;
    }
    .service__container {
        flex-direction: column;
        align-items: center;
        gap: 3.2rem;
        max-width: 100%;
        padding: 0 2.4rem;
    }
    .service__text-content {
        max-width: 100%;
        width: 100%;
        align-items: flex-start;
        gap: 3.2rem;
        flex-shrink: unset;
    }
    .service__header {
        align-items: flex-start;
    }
    .service__description {
        line-height: 1.8;
        text-align: justify;
    }
    .service__cards {
        flex-direction: column;
        align-items: stretch;
        flex: unset;
        max-width: 100%;
        width: 100%;
        gap: 1.6rem;
    }
    .service__card--consulting, .service__card--ec, .service__card--retail {
        width: 100%;
        max-width: 100%;
        height: 16rem;
        flex-shrink: unset;
    }
    .service__card--consulting .service__card-bg {
        background-image: linear-gradient(rgba(80, 146, 212, 0.6), rgba(80, 146, 212, 0.6)), url('/img/service_card_consulting_bg_sp.jpg');
    }
    .service__card--ec .service__card-bg {
        background-image: linear-gradient(rgba(80, 146, 212, 0.6), rgba(80, 146, 212, 0.6)), url('/img/service_card_ec_bg_sp.jpg');
    }
    .service__card--retail .service__card-bg {
        background-image: linear-gradient(rgba(80, 146, 212, 0.6), rgba(80, 146, 212, 0.6)), url('/img/service_card_retail_bg_sp.jpg');
    }
    .service__card-content {
        padding: 1.6rem;
    }
    .service__card--consulting .service__card-content, .service__card--ec .service__card-content, .service__card--retail .service__card-content {
        padding: 1.6rem;
    }
    .service__card-title {
        font-size: 1.9rem;
        line-height: 1.36;
        letter-spacing: 0.05em;
    }
    .service__card--ec .service__card-title {
        font-size: 1.5rem;
        letter-spacing: 0.05em;
    }
    .service__card--retail .service__card-title {
        font-size: 1.9rem;
        line-height: 1.36;
        letter-spacing: 0.05em;
    }
    .service__card-row {
        position: static;
        top: auto;
        width: 100%;
        max-width: 100%;
        flex-shrink: unset;
        align-items: center;
        gap: 1.6rem;
    }
    .service__btn--sp, .news__btn--sp {
        display: block;
        margin: 3rem auto 0;
        width: 15.35rem;
        text-align: center;
    }
    /* ===== Contact ===== */
    .contact {
        padding: 6.4rem 2.4rem 12.8rem;
    }
    /* .contact__graphics { display: none; } */
    .contact__graphic-left {
        top: 7rem;
        left: -18rem;
        width: 30rem;
    }
    .contact__graphic-right {
        top: 28rem;
        left: auto;
        right: -16rem;
        width: 40rem;
    }
    .contact__card {
        padding: 7rem 0;
        border-radius: 2.5rem;
    }
    .contact__content {
        gap: 3.2rem;
    }
    .contact__text {
        font-size: 1.4rem;
        letter-spacing: 0.05em;
        line-height: 1.8;
    }
    /* ===== News ===== */
    .news {
        padding: 0 2.4rem 8.8rem;
        margin-top: 0;
    }
    .news__container {
        gap: 4.8rem;
    }
    .news__main {
        flex-direction: column;
        gap: 0;
    }
    .news__header {
        width: 100%;
        flex-direction: column;
        gap: 4rem;
        margin-bottom: 3.2rem;
    }
    .news__header .btn--dark {
        display: none;
    }
    .news__list {
        padding-top: 0;
    }
    .news__item {
        padding: 1.8rem 2rem;
        display: block;
        position: relative;
    }
    .news__item-title {
        max-width: none;
        font-size: 1.4rem;
        display: block;
        width: 24rem;
    }
    .news__date {
        font-size: 1.4rem;
        display: block;
        margin-bottom: 0.3rem;
    }
    .news__alert {
        padding: 1.6rem 2rem;
    }
    .news__alert-title {
        text-align: center;
        font-size: 1.5rem;
    }
    .news__alert-text {
        font-size: 1.2rem;
        letter-spacing: -0.03em;
        text-align: justify;
    }
    /* ===== Service text-content button ===== */
    .service__text-content .btn--dark {
        display: none;
    }
    /* ===== Arrow sizes (News & Service) ===== */
    .news__arrow, .service__card-arrow {
        width: 3.2rem;
        height: 3.2rem;
        right: 2rem;
        position: absolute;
        top: 0;
        bottom: 0;
        margin: auto;
    }
    .news__arrow-img, .service__card-arrow-img {
        width: 1.5rem;
    }
    .service__card--consulting .service__card-arrow {
        bottom: -0.4rem;
        top: auto;
        margin: 0;
        right: auto;
    }
    .service__card--ec .service__card-arrow {
        bottom: 0.5rem;
        top: auto;
        margin: 0;
        right: auto;
    }
    .service__card--retail .service__card-arrow {
        bottom: -0.4rem;
        top: auto;
        margin: 0;
        right: auto;
    }
    /* ===== スマホのみ表示の改行 ===== */
    .sp-only {
        display: inline;
    }
    /* ===== Footer ===== */
    @keyframes footerBgRotateCCW {
        0% {
            transform: rotate(0deg);
        }
        100% {
            transform: rotate(-360deg);
        }
    }
    .footer__nav-submenu, .footer__address {
        display: none;
    }
    .footer__nav {
        display: none;
    }
    .footer__nav--sp {
        display: block;
    }
    .footer__bg-graphics::before {
        width: 230vh;
        height: 230vh;
        top: 0;
        bottom: 0;
        left: -120%;
    }
    .footer__nav-sp-item {
        display: block;
        padding: 1.2rem 0;
        color: var(--color-white);
    }
    .footer__nav-sp-item--highlight {
        color: var(--color-white);
        opacity: 1;
    }
    .footer__nav-sp-item .footer__nav-title-en {
        font-family: 'Poppins', sans-serif;
        font-size: 2.5rem;
        font-weight: 400;
        letter-spacing: 0.05em;
        display: inline;
        vertical-align: middle;
    }
    .footer__nav-sp-item .footer__nav-title-ja {
        font-size: 1.3rem;
        font-weight: 500;
        letter-spacing: 0.05em;
        display: inline;
        vertical-align: middle;
        margin-left: 1.6rem;
    }
    .footer {
        padding: 5.2rem 2.4rem 7.2rem;
        min-height: auto;
    }
    .footer__nav {
        position: static;
        width: 100%;
        flex-direction: column;
        gap: 2.4rem;
    }
    .footer__nav-col {
        width: 100%;
    }
    .footer__nav-col--left, .footer__nav-col--center, .footer__nav-col--right {
        width: 100%;
    }
    .footer__nav-title-en {
        font-size: 2rem;
    }
    .footer__nav-title-ja {
        font-size: 1.2rem;
    }
    .footer__divider {
        display: none;
    }
    .footer__info {
        position: static;
        width: 100%;
        margin-top: 2.8rem;
    }
    .footer__logo {
        width: 16rem;
    }
    .footer__address {
        font-size: 1.1rem;
        line-height: 1.8;
    }
    .footer__bottom {
        position: static;
        flex-direction: column;
        gap: 0.4rem;
        margin-top: 2.4rem;
    }
    .footer__copyright {
        order: 2;
    }
    .footer__privacy {
        order: 1;
    }
    .footer__privacy, .footer__copyright {
        font-size: 1.1rem;
    }
    /* ===== Header Logo ===== */
    .header__logo-img {
        width: 4.5rem;
        height: auto;
    }
    /* ===== Loading ===== */
    .loading {
        animation: none;
        transition: none; /* opacityのtransitionとshrinkアニメーションの競合を防止 */
    }
    .loading.shrink {
        animation: shrinkToCenterSP 600ms cubic-bezier(0.4, 0, 1, 1) forwards;
        /* 中央固定・サイズ固定（scale でのみ縮小） */
        left: 50%;
        top: 50%;
        right: auto;
        bottom: auto;
        margin: 0;
        width: 150svh;
        height: 150svh;
        border-radius: 50%;
    }
    .loading__catchphrase {
        filter: none;
        animation: catchphraseAppearSP 1.5s ease-out 2.8s forwards;
    }
    .loading__logo-img {
        height: 7rem;
    }
    .loading__text-img {
        height: 3rem;
    }
    .loading__text.is-show {
        width: 15.9rem;
    }
    /* ===== Page Top ===== */
    .page-top {
        right: 0;
        bottom: 1.7rem;
        width: 6.7rem;
    }
    .page-top:hover {
        transform: translateY(-0.5rem);
    }
    /* ===== グローバルナビ（SP） ===== */
    .global-nav__panel {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        border-radius: 0;
        max-height: none;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .global-nav__bg {
        position: fixed;
        inset: 0;
        border-radius: 0;
    }
    .global-nav__body {
        flex-direction: column;
        align-items: flex-start;
        padding: 9rem 3.2rem 5.6rem;
        gap: 4rem;
        overflow: visible;
    }
    .global-nav__nav-wrap {
        width: 100%;
        gap: 4rem;
    }
    /* SP: PC列を非表示にしてSP用リストを表示 */
    .global-nav__columns {
        display: none;
    }
    .global-nav__list--sp {
        display: flex;
        flex-direction: column;
        gap: 3.2rem;
    }
    /* SP: リンクを横並び（EN + JA） */
    .global-nav__link {
        flex-direction: row;
        align-items: center;
        gap: 1.6rem;
    }
    .global-nav__en {
        font-size: 2.5rem;
    }
    .global-nav__ja {
        font-size: 1.3rem;
    }
    .global-nav__sublink {
        font-size: 1.3rem;
    }
    /* SP: 右側エリア非表示 */
    .global-nav__side {
        display: none;
    }
    /* SP: フッター情報 */
    .global-nav__footer {
        width: 100%;
    }
    .global-nav__privacy, .global-nav__copyright {
        font-size: 1.2rem;
        width: auto;
    }
    .header__menu-texts {
        width: 5.7rem;
    }
    .global-nav__sublist {
        margin-top: 2rem;
        gap: 2rem;
    }
    /* SP: グローバルメニュー開時のロゴを白に */
    .header__logo-img {
        transition: filter 0.3s ease;
    }
    .header__logo.is-white .header__logo-img {
        filter: brightness(0) invert(1);
    }
}
.subpage-footer-ticker {
    display: flex;
    white-space: nowrap;
    overflow: hidden;
    gap: 10rem;
    pointer-events: none;
}
.is-top-page .subpage-footer-ticker {
    display: none;
}
/* ===================================
   セキュリティバッジ
=================================== */
/* drop-shadow で透過PNGの形に沿った白縁取り */
.global-nav__security, .global-nav__security--sp, .footer__security, .footer__security--sp {
    filter:
        drop-shadow(1px 0 0 #fff) drop-shadow(-1px 0 0 #fff) drop-shadow(0 1px 0 #fff) drop-shadow(0 -1px 0 #fff) drop-shadow(1px 1px 0 #fff) drop-shadow(-1px -1px 0 #fff) drop-shadow(1px -1px 0 #fff) drop-shadow(-1px 1px 0 #fff);
}
/* PC グローバルナビ（SERVICEサブリスト下） */
.global-nav__security {
    position: absolute;
    right: 19rem;
    bottom: 1.1rem;
    display: block;
    width: 8rem;
    height: auto;
    opacity: 0;
    transition: opacity 0.15s ease;
}
.global-nav.is-open .global-nav__security {
    opacity: 1;
    transition: opacity 0.6s ease;
    transition-delay: 0.72s;
}
/* SP グローバルナビ（CONTACT下） */
.global-nav__security-item {
    display: none;
    list-style: none;
}
.global-nav__security--sp {
    display: block;
    width: 6.5rem;
    height: auto;
    margin: 0 0 0 0.3rem;
    opacity: 0;
    transition: opacity 0.15s ease;
}
.global-nav.is-open .global-nav__security--sp {
    opacity: 1;
    transition: opacity 0.6s ease;
    transition-delay: 0.72s;
}
/* PC フッター（SERVICE列下） */
.footer__security {
    display: block;
    width: 8rem;
    height: auto;
    margin: 3.6rem 0 0 0.5rem;
}
/* SP フッター（ロゴ下・PCでは非表示） */
.footer__security--sp {
    display: none;
    width: 6rem;
    height: auto;
    margin: 2.6rem 0 0 0.2rem;
}
@media (max-width: 767px) {
    .global-nav__security {
        display: none;
    }
    .global-nav__security-item {
        display: block;
    }
    .footer__security {
        display: none;
    }
    .footer__security--sp {
        display: block;
    }
}