.homepage-business-area {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    width: 100%;
    font-size: 0;
    letter-spacing: 0;
    word-spacing: 0;
    line-height: 0;
    margin: 0;
    padding: 0;
}
/* メインビジュアルらしい登場演出 */
.homepage-business-area{
  opacity: 0;
  transform: scale(1.03);
  filter: blur(8px);
  animation: mvHeroIn 1.1s ease forwards;
  will-change: transform, opacity, filter;
}

@keyframes mvHeroIn{
  0%{
    opacity: 0;
    transform: scale(1.03);
    filter: blur(8px);
  }
  100%{
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
  }
}
.homepage-business-item{
    display: block;
    width: 100%;
    margin: 0 !important;
    padding: 0 !important;
    box-sizing: border-box;
    aspect-ratio: 128 / 165;
    position: relative;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    overflow: hidden;
    letter-spacing: normal;
    word-spacing: normal;
    line-height: normal;
    border: none;
    outline: none;
}
.homepage-business-item span{
    color: #FFF;
    font-family: "Noto Sans";
    font-size: 42px;
    font-style: normal;
    font-weight: 600;
    line-height: 55px; /* 130.952% */
    position: absolute;
    top: 140px;
    left: 56px;
}
.homepage-business-item img{
    object-fit: cover;
    width: 100%;
    height: 100%;
}
/* Modifier — specific version */
.homepage-business-item.-item01 {
    background-image: url("https://www.toak.jp/wordpress/wp-content/themes/cubby/images/top/business-item01.webp");
}
.homepage-business-item.-item02 {
    background-image: url("https://www.toak.jp/wordpress/wp-content/themes/cubby/images/top/business-item02.webp");
}
.homepage-business-item.-item03 {
    background-image: url("https://www.toak.jp/wordpress/wp-content/themes/cubby/images/top/business-item03.webp");
}
.homepage-business-content-area{
    position: relative;
    padding: 206px 20px 135px;
    background-color: #F4F5FF;
}
.homepage-business-item.-item01:hover {
  opacity: 0.5;
	transition: opacity 0.2s ease;
}
.homepage-business-item.-item02:hover {
  opacity: 0.5;
	transition: opacity 0.2s ease;
}
.homepage-business-item.-item03:hover {
  opacity: 0.5;
	transition: opacity 0.2s ease;
}


.homepage-business-content-area::before{
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 75.52vw;
    height: 62.86vw;
    background-color: #FFFFFF;
    clip-path: polygon(0 0, 100% 0, 0 100%);
    z-index: 0;
}
.homepage-business-content-area::after{
    content: "";
    position: absolute;
    bottom: 0;
    right: 0;
    width: 100vw;
    height: 115.52vw;
    background-image: url("https://www.toak.jp/wordpress/wp-content/themes/cubby/images/top/business-content-triangle-bottom-right.webp");
    background-repeat: no-repeat;
    background-size: contain;
    background-position: bottom right;
    z-index: 0;
}
.homepage-business-content-area h2{
    margin: 0 0 0;
    position: relative;
    z-index: 1;
    text-align: center;
    color: #000;
    text-align: center;
    font-family: "Noto Sans";
    font-size: 48px;
    font-style: normal;
    font-weight: 600;
    line-height: 175%; /* 84px */
}
.homepage-business-content-area h2 span{
    color: #0000CA;
}
.line_dot{
    position: absolute;
    z-index: 1;
    width: 100%;
    left: 0;
}
.line_dot.upper{
    top: 0;
    margin: -160px 0px 0px;
}
.line_dot.lower{
    bottom: 120px;
    /* margin: -120px 0 0; */
}
.line_dot_line{
    width: 1px;
    height: 260px;
    background: #0000CA;
    margin: 0 auto;
    position: absolute;
    left: 50%;
}
.line_dot_line::before{
    content: "";
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 999px;
    display: block;
    background: #0000CA;
    transform: translate(-50%, 0);
    bottom: -12px;
}
.line_dot_line::after{
    content: "";
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 999px;
    display: block;
    background: #0000CA;
    transform: translate(-50%, 0);
    bottom: -30px;
}
.homepage-business-content-item-area {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1445px; /* optional safety */
    flex-shrink: 0;
    margin: 200px auto 180px; /* centers within parent */
    border: 4px solid #0000CA;
    padding: 24px;
}
.homepage-business-content-item-inner{
    border: 1px solid #0000CA;
    padding: 262px 75px 311px 134px;
    display: flex;
    flex-direction: column;
    gap: 212px;
}
.homepage-business-content-item{
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 60px;
    position: relative;
}
.item-number{
    position: absolute;
    top: 0;
    right: 0;
    color: rgba(0, 0, 202, 0.10);
    font-family: "Noto Sans";
    font-size: 200px;
    font-style: normal;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -12px;
    align-self: flex-start;
    display: inline-block;
    vertical-align: top;
}
/* Modifier */
.item-number--left {
  right: auto; /* disable right positioning */
  left: 0;
}
.homepage-business-content-img{
    width: 440px;
    height: 618px;
    flex-shrink: 0;
}
.homepage-business-content-img img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.homepage-business-text-content{
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.homepage-business-text-content h3{
    color: #000;
    font-family: "Noto Sans";
    font-size: 36px;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    padding-bottom: 18px;
    border-bottom: 2px solid #0000CA;
    width: 100%;
}
.homepage-business-text-content h3 span{
    color: #0000CA;
}
.homepage-business-text-content p{
    color: #000;
    font-family: "Noto Sans";
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: 175%; /* 28px */
    margin: 0;
}

@media screen and (max-width: 768px) {
    .homepage-business-area {
        grid-template-columns: 1fr;
    }
    .homepage-business-item{
        width: 100%;
        max-width: 100%;
    }
}

/* SP用スタイル（640px以下） */
@media screen and (max-width: 640px) {
    /* ビジネスエリア */
    .homepage-business-item span {
        font-size: 24px;
        line-height: 32px;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        width: 90%;
    }
    
    /* コンテンツエリア */
    .homepage-business-content-area {
        padding: 80px 16px;
    }
    
    .homepage-business-content-area::before {
        width: 80vw;
        height: 90vw;
    }
    
    .homepage-business-content-area::after {
        /* width: 100vw;
        height: 50vw; */
    }
    
    .homepage-business-content-area h2 {
        font-size: 24px;
        line-height: 1.6;
        padding: 0 20px;
    }
    
    /* ライン */
    .line_dot.upper {
        top: 0;
        margin: -60px 0px 0px;
    }
    
    .line_dot.lower {
        bottom: unset;
        margin: -30px 0 0;
    }
    
    .line_dot_line {
        height: 100px;
    }
    
    .line_dot_line::before {
        width: 4px;
        height: 4px;
    }
    
    .line_dot_line::after {
        width: 10px;
        height: 10px;
    }
    
    /* コンテンツアイテムエリア */
    .homepage-business-content-item-area {
        margin: 60px auto 60px;
        padding: 16px;
        border-width: 2px;
    }
    
    .homepage-business-content-item-inner {
        padding: 80px 20px;
        gap: 60px;
        border-width: 1px;
    }
    
    /* コンテンツアイテム */
    .homepage-business-content-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }
    
    .homepage-business-content-item:nth-child(even) {
        flex-direction: column;
    }
    
    /* SP時は画像を下に配置 */
    .homepage-business-content-item .homepage-business-text-content {
        order: 1;
    }
    
    .homepage-business-content-item .homepage-business-content-img {
        order: 2;
    }
    
    /* アイテム番号 */
    .item-number {
        font-size: 80px;
        letter-spacing: -4px;
        top: -20px;
        right: 0;
    }
    
    .item-number--left {
        left: 0;
        right: auto;
    }
    
    /* 画像 */
    .homepage-business-content-img {
        width: 100%;
        height: auto;
        aspect-ratio: 440 / 618;
    }
    
    /* テキストコンテンツ */
    .homepage-business-text-content {
        gap: 20px;
        width: 100%;
    }
    
    .homepage-business-text-content h3 {
        font-size: 20px;
        line-height: 1.5;
        padding-bottom: 12px;
        border-bottom-width: 1px;
    }
    
    .homepage-business-text-content p {
        font-size: 14px;
        line-height: 1.8;
    }
    
    /* エンタープライズリスト */
    .enterprise_list {
        margin-top: 20px !important;
    }
    
    .enterprise_list ul li {
        margin-bottom: 20px;
        text-align: center;
        font-size: 14px;
    }
    
    .enterprise_list ul li img {
        width: 100%;
        max-width: 100%;
        height: auto;
    }
    
    /* ニュースセクション */
    .homepage-section-3 {
        margin-top: 20px;
    }
    
    .news-box ul {
        padding: 0 10px;
    }
    
    .news-box ul li {
        margin-bottom: 20px;
        text-align: left;
    }
    
    .news-box ul li h3 {
        font-size: 16px;
        line-height: 1.5;
        margin-bottom: 8px;
    }
    
    .news-box ul li p {
        font-size: 14px;
        line-height: 1.6;
    }
    
    /* アバウトセクション */
    .homepage-section-4 {
        padding: 40px 20px;
    }
    
    .about_toa {
        font-size: 14px;
        line-height: 1.8;
        padding: 0 10px;
    }
    
    .homepage-section-4 img {
        width: 100%;
        max-width: 100%;
        height: auto;
        margin: 20px 0;
    }
    
    .movie {
        display: none;
    }
    
    .movieSp {
        display: block;
        padding: 0 10px;
    }
    
    .movieSp iframe {
        width: 100%;
        height: 200px;
        margin-bottom: 20px;
    }
    
    /* ポートフォリオセクション */
    .homepage-section-5 {
        padding: 40px 20px;
    }
    
    .module-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    
    .portfolio-box {
        margin-bottom: 30px;
    }
    
    .portfolio-box h3 {
        font-size: 18px;
        margin-top: 15px;
    }
    
    /* クライアントセクション */
    .homepage-section-6 {
        padding: 40px 20px;
    }
    
    .features {
        position: relative;
    }
    
    .arrow-top {
        display: none;
    }
    
    .partners-content {
        width: 100%;
    }
}
/* スクロールアニメ */
.js-reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(10px);
  transition: opacity 0.9s ease, transform 0.9s ease, filter 0.9s ease;
  will-change: opacity, transform, filter;
}

/* 表示されたら */
.js-reveal.is-inview {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* =========================================
   中の要素を順番に出す（リッチ感）
   ※必要な場合のみ有効にしてください
========================================= */
.js-reveal > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.js-reveal.is-inview > * {
  opacity: 1;
  transform: translateY(0);
}

/* 遅延（最大6つまで） */
.js-reveal.is-inview > *:nth-child(1) { transition-delay: 0.15s; }
.js-reveal.is-inview > *:nth-child(2) { transition-delay: 0.30s; }
.js-reveal.is-inview > *:nth-child(3) { transition-delay: 0.45s; }
.js-reveal.is-inview > *:nth-child(4) { transition-delay: 0.60s; }
.js-reveal.is-inview > *:nth-child(5) { transition-delay: 0.75s; }
.js-reveal.is-inview > *:nth-child(6) { transition-delay: 0.90s; }

/* アニメが苦手な人（OS設定）への配慮 */
@media (prefers-reduced-motion: reduce) {
  .js-reveal,
  .js-reveal > * {
    transition: none;
    opacity: 1;
    transform: none;
    filter: none;
  }
}