:root {
    --primary: #303031;
    --secondary: #5a5a5a;
    --accent: #303031;
    --light: #f8f9fa;
    --dark: #343a40;
    --text: #292929;
    --bg-light: #f5f5f5;
    --bg-dark: #212121;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text);
}

html {
    width: 100%;
    margin: 0;
    padding: 0;
}

body {
    width: 100%;
    margin: 0;
    padding: 0;
    background-image: url('assets/dot-pattern_pc.svg');
    background-size: contain; /* セル単位のサイズ指定 */
    background-position: 0 0;
    background-repeat: repeat;
    background-color: #ffffff;
}

.pc {
    display: block;
}

.sp {
    display: none;
}

.pc-inline {
    display: inline;
}

.container {
    max-width: 1700px;
    margin: 0 auto;
    padding: 0 20px;
    z-index: 2;
}

.inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    background: no-repeat center top;
}

/* ロゴとナビゲーション */
.logo-nav-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 40px 60px;
    pointer-events: none;
}

.logo-nav-container * {
    pointer-events: auto;
}

.main-logo {
    width: 187px;
}

.main-nav ul {
    font-family: 'Figtree', sans-serif;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 36px 22px;
    gap: 30px;
    border-radius: 10px;
    background-color: #ffffff;
}

.main-nav ul li a {
    text-decoration: none;
    color: var(--primary);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s;
    padding: 8px 0;
    position: relative;
    display: inline-block;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.main-nav ul li a:hover {
    color: var(--secondary);
}

.main-nav ul li a:hover::after {
    width: 100%;
}

/* モバイル用ナビゲーション */
.mobile-nav-container {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 10;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
}

.mobile-logo {
    height: 40px;
}

/* Hero Section */
.mv-content {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.hero-subtitle {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    font-size: 85.91px;
    text-align: center;
}

.hero-description {
    margin-top: 20px;
    font-weight: 600;
    font-size: 29px;
    text-align: center;
}

.youtube-container {
    position: absolute;
    bottom: 100px;
    right: 100px;
}
/* YouTubeフローティングリンク */

.youtube-link {
    display: flex;
    align-items: center;
    width: 380px;
    gap: 12px;
    padding: 12px 20px;
    background-color: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.youtube-link:hover {
    background-color: var(--bg-light);
}

.youtube-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.youtube-svg-icon {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.youtube-text {
    font-weight: 600;
    font-size: 14px;
}



/* About */
.about-content {
    margin-top: 100px;
}

.about-main h3 {
    font-size: 30px;
    font-weight: 700;
    margin-bottom: 50px;
    line-height: 1.6;
    text-align: center;
}

.about-text {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 50px;
    line-height: 44px;
    text-align: center;
}

/* サービスアイテム */
.about-services {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.service-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #ffffff;
    border-radius: 12px;
    transition: transform 0.3s;
}

.service-item:hover {
    transform: translateY(-2px);
}

.service-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.service-icon.yellow {
    background-color: #ffffff;
    border: 2px solid #ffeaa7;
}

.service-icon.gray {
    background-color: #ffffff;
    border: 2px solid #ced4da;
}

.service-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 5px 0;
    color: #333;
}

.service-item p {
    font-size: 0.9rem;
    margin: 0;
    color: #666;
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    width: 30px;
    height: 18px;
    justify-content: space-between;
    padding: 2px;
}

/* モバイルナビゲーション - 全画面オーバーレイ */
.nav-mobile {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: #ffffff;
    z-index: 1000;
    padding: 0;
    box-sizing: border-box;
}

.nav-mobile.active {
    display: block;
}

/* モバイルメニューヘッダー */
.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #f0f0f0;
}

.menu-logo {
    height: 32px;
}

/* 閉じるボタン（×）*/
.menu-close {
    width: 24px;
    height: 24px;
    position: relative;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.menu-close span {
    position: absolute;
    width: 18px;
    height: 2px;
    border-radius: 1px;
}

.menu-close span:nth-child(1) {
    top: 6px;
}

.menu-close span:nth-child(2) {
    top: 12px;
}

/* メニューリスト */
.nav-mobile ul {
    list-style: none;
    margin: 0;
    padding: 24px 0;
}

.nav-mobile ul li {
    margin: 0;
    border-bottom: 1px solid #f0f0f0;
}

.nav-mobile ul li a {
    display: flex;
    flex-direction: column;
    padding: 24px;
    text-decoration: none;
    color: #333;
    transition: background-color 0.3s;
}

.nav-mobile ul li a:hover {
    background-color: #ffffff;
}

.menu-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 4px;
}

.menu-subtitle {
    font-size: 12px;
    font-weight: 400;
    color: #888;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 円の回転アニメーション */
@keyframes rotateClockwise {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes rotateCounterClockwise {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(-360deg);
    }
}

.hamburger span {
    display: block;
    width: 100%;
    background-color: #333;
    border-radius: 1px;
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) {
    height: 1px;
    margin-bottom: 4px;
}

.hamburger span:nth-child(2) {
    height: 2px;
}

.hero-circle-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    pointer-events: none; /* クリックイベントを無効化 */
    z-index: -1; /* 背景に配置 */
    transition: transform 0.1s ease-out; /* スムーズなアニメーション */
}

/* 円アセットの配置 - absolute配置 */
.hero-circle-top-left {
    position: fixed;
    width: 25vw; /* 基準サイズを小さく */
    height: 25vw;
    opacity: 1;
    top: 10%; /* 画面高さの10%の位置 */
    left: 10%; /* 画面幅の15%の位置 */
    z-index: -1; /* より低いz-indexで背景の後ろに配置 */
    transform: scale(1.2); /* 見かけ上のサイズを1.2倍に */
    transform-origin: center center;
}

.hero-circle-bottom-right {
    position: fixed;
    z-index: -1;
    width: 35vw; /* 基準サイズ */
    height: 35vw;
    opacity: 1;
    top: 25%; /* 画面高さの15%の位置 */
    left: 48%; /* 画面幅の40%の位置 */
    transform: scale(1.6); /* 見かけ上のサイズを1.4倍に */
    transform-origin: center center; /* 中心を基準に */
}

.circle-asset {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 円の回転アニメーション */
.hero-circle-top-left .circle-1 {
    animation: rotateClockwise 20s linear infinite;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: 50% 50%;
}

.hero-circle-top-left .circle-2 {
    animation: rotateCounterClockwise 15s linear infinite;
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
    transform-origin: 50% 50%;
}

.hero-circle-top-left .circle-3 {
    animation: rotateClockwise 10s linear infinite;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    transform-origin: 50% 50%;
}

.hero-circle-bottom-right .circle-1 {
    animation: rotateCounterClockwise 25s linear infinite;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: 50% 50%; /* 中心を基準に */
}

.hero-circle-bottom-right .circle-2 {
    animation: rotateClockwise 18s linear infinite;
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
    transform-origin: 50% 50%; /* 中心を基準に */
}

.hero-circle-bottom-right .circle-3 {
    animation: rotateCounterClockwise 12s linear infinite;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    transform-origin: 50% 50%; /* 中心を基準に */
}


/* ヒーローコンテンツの調整 */
.hero-content {
    position: relative;
    z-index: 2;
}


#values {
    padding: 80px 0;
}

/* Company Values Section */
.company-values {
    display: flex;
    align-items: flex-start;
    gap: 80px;
}

.values-visual {
    position: sticky;
    top: 10px; /* stickyの動作を確実にするため0に変更 */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    align-self: flex-start; /* flexbox内でのsticky動作を確実にする */
}


.value-row-top {
    width: 280px;
    height: 280px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    position: relative;
}

.value-row-bottom {
    width: 600px;
    height: 300px;
    gap: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    position: relative;
    top: -30px;
}

.value-circle {
    display: flex;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    opacity: 0.8;
    transition: all 0.3s ease;
    /* 基本の背景色（グレー） */
    background: linear-gradient(180deg, #F0F0F0 0%, #D0D0D0 100%);
    overflow: hidden;
}

/* 擬似要素でアクティブな背景色を重ねる */
.value-circle::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

/* 各色のvalue-circleクラス - 擬似要素で背景色を設定 */
.value-circle-1::before {
    background: linear-gradient(180deg, #FCFFE4 0%, #FFFF8B 100%);
}

.value-circle-2::before {
    background: linear-gradient(180deg, #FFFAF1 0%, #FFB87F 100%);
}

.value-circle-3::before {
    background: linear-gradient(180deg, #F5FBFF 0%, #94FFFA 100%);
}

/* Active states for scroll animation - 擬似要素のopacityで制御 */
.value-circle.active::before {
    opacity: 1;
    z-index: 0;
}

.value-circle.active {
    opacity: 1;
}

.value-circle.inactive::before {
    opacity: 0;
}

.value-circle.inactive {
    opacity: 0.8;
}

.value-icon {
    margin-bottom: 15px;
    z-index: 1;
}

.value-svg-icon {
    width: 60px;
    height: 60px;
}

/* Footer Section */
.footer-section {
    position: relative;
    margin-top: 134px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: fixed;
    left: 25px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    transition: opacity 0.3s ease-out, visibility 0.3s ease-out;
}

.scroll-circle {
    margin-bottom: 27px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-circle::before {
    content: '';
    position: absolute;
    width: 67px;
    height: 67px;
    background-image: url('./assets/scroll-circle.png');
    background-size: 67px 67px;
    animation: rotateClockwise 20s linear infinite;
}

.scroll-text {
    width: 40px;
    height: 21px;
    background-image: url('./assets/scroll.svg');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
}

.scroll-line {
    width: 1px;
    height: 217px;
    background: #e0e0e0;
    border-radius: 1px;
}

.scroll-progress {
    width: 100%;
    height: 0%;
    background: #333;
    border-radius: 1px;
    animation: scrollProgressFill 6s ease-in-out infinite;
}

@keyframes scrollProgressFill {
    0% {
        height: 0%;
        background: #333;
        opacity: 1;
    }
    20% {
        opacity: 1;
    }
    60% {
        height: 100%;
        opacity: 0;
    }
    100% {
        height: 100%;
        opacity: 0;
    }
}

/* フッター用円アニメーション */
.footer-circle-container {
    position: absolute;
    top: -100px;
    width: 100%;
    height: 140%;
    overflow: hidden;
}

.footer-circle-blue {
    position: absolute;
    width: 70vw;
    height: 70vw;
    top: 20%;
    right: 50%;
    transform: translateX(50%);
}

/* フッター円の回転アニメーション（MVと同じ方向） */
.footer-circle-blue .circle-1 {
    animation: rotateCounterClockwise 25s linear infinite;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform-origin: 50% 50%;
    position: absolute;
}

.footer-circle-blue .circle-2 {
    animation: rotateClockwise 18s linear infinite;
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
    transform-origin: 50% 50%;
    position: absolute;
}

.footer-circle-blue .circle-3 {
    animation: rotateCounterClockwise 12s linear infinite;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    transform-origin: 50% 50%;
    position: absolute;
}

.footer-content {
    position: relative;
    z-index: 2;
}

.footer-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 215px;
}

.footer-logo {
    width: 215px;
    margin: 0 auto;
}

.footer-tagline {
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 24px;
    margin: 0;
}

.footer-links {
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
}

.footer-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 52px;
}

.footer-nav ul li {
    margin: 0;
}

.footer-nav ul li a {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.footer-nav ul li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-title {
    font-family: 'Figtree';
    font-weight: 600;
    font-size: 19px;
    margin-bottom: 10px;
}

.nav-subtitle {
    font-size: 10px;
    color: rgba(153, 153, 153, 1);
}

.nav-icon {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 12px;
    height: 12px;
    border: 1px solid var(--secondary);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 8px;
    color: var(--secondary);
}

.footer-social {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #8892b0;
    text-decoration: none;
    padding: 8px 0;
    transition: color 0.3s ease;
    margin: 0 auto;
}

.social-link:hover {
    color: #64b5f6;
}

.social-icon {
    width: 24px;
    height: 24px;
    transition: filter 0.3s ease;
}

.social-link:hover .social-icon {
    opacity: 0.8;
}

.value-label {
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    line-height: 1.4;
    z-index: 1;
}

.values-text {
    flex: 1;
    max-width: 470px;
}

.value-item {
    position: relative;
    padding-bottom: 90px;
    margin-bottom: 90px;
    border-bottom: 1px dashed #000000;
    border-image: repeating-linear-gradient(
        to right,
        #000000 0px,
        #000000 2px,
        transparent 2px,
        transparent 4px
    ) 1;
}

.value-item:last-child {
    margin-bottom: 0;
    border-bottom: none;
}

.value-subtitle {
    font-weight: 500;
    font-size: 15px;
    line-height: 55.15px;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.value-title {
    font-weight: 700;
    font-size: 30px;
    line-height: 35.2px;
}

.value-description {
    font-weight: 400;
    font-size: 15px;
    line-height: 34px;
    text-align: justify;
    margin-top: 30px;
}


/* Business Section */
.business-section {
    background-color: #1a1a1a;
    background-image: url('assets/business/business_background.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.business-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 1;
}

.business-container {
    max-width: 1700px;
    margin: 0 auto;
    padding: 140px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 100px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.business-title-group {
    flex: 0 0 400px;
    align-self: flex-start;
}

.business-content {
    max-width: 550px;
    align-self: flex-start;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    color: #ffffff;
}

.business-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    font-size: 60px;
    line-height: 100%;
    letter-spacing: 0%;
    color: #ffffff;
    margin: 0;
    align-self: flex-start;
}

.business-subtitle {
    font-weight: 400;
    font-size: 15px;
    color: #ffffff;
    margin: 0;
    display: flex;
}

.business-highlight {
    margin-bottom: 36px;
}

.highlight-text {
    display: inline-block;
    background-color: #ffffff;
    color: #000000;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 15px;
    line-height: 1.4;

}

.business-main-title {
    font-weight: 700;
    font-size: 35px;
    line-height: 35.2px;
    color: #ffffff;
    margin: 0 0 56px 0;
}

.business-description {
    font-weight: 600;
    font-size: 15px;
    line-height: 41px;
    text-align: justify;
}

.business-description p {
    color: #ffffff;
    margin: 0 0 20px 0;
}

.business-description p:last-child {
    margin-bottom: 0;
}

/* Company Section */
.company-section {
    padding: 80px 0;
}

.company-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.company-title-group {
    text-align: center;
}

.company-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    font-size: 60px;
    line-height: 100%;
    color: var(--primary);
    margin: 0 0 10px 0;
}

.company-subtitle {
    font-weight: 400;
    font-size: 15px;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.company-content {
    display: flex;
    flex-direction: column;
    gap: 80px;
}

.company-message {
    display: flex;
    align-items: flex-start;
    gap: 86px;
}

.ceo-photo {
    flex: 0 0 300px;
    text-align: center;
}

.ceo-image {
    width: 354px;
    margin-bottom: 20px;
}

.ceo-name {
    font-size: 17px;
    color: var(--text);
    margin: 0;
}

.message-content {
    flex: 1;
}

.message-title {
    padding-top: 28px;
    font-weight: 700;
    font-size: 25px;
    line-height: 1.4;
    margin: 0 0 30px 0;
}

.message-text p {
    font-weight: 400;
    font-size: 17px;
    line-height: 1.9;
    margin: 0 0 20px 0;
}

.message-text p:last-child {
    margin-bottom: 0;
}

.company-info {
    padding: 60px;
    border-radius: 12px;
}

.info-subtitle {
    font-weight: 500;
    font-size: 15px;
    color: var(--text);
    margin: 0 0 40px 0;
    text-align: center;
    display: flex;
    justify-content: center;
}

.company-details {
    display: flex;
    flex-direction: column;
    max-width: 800px;
    margin: 0 auto;
}

.detail-row {
    display: flex;
    align-items: stretch;
}

.detail-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.detail-row:first-child .detail-label  {
    border-top: 1px solid #3D3D3D;
}

.detail-row:first-child .detail-value  {
    border-top: 1px solid #C6C6C6;
}

.detail-label {
    flex: 0 0 150px;
    font-weight: 600;
    font-size: 16px;
    border-bottom: 1px solid #3D3D3D;
}

.detail-value {
    flex: 1;
    font-weight: 400;
    font-size: 16px;
    border-bottom: 1px solid #C6C6C6;
    padding-left: 90px!important;
}

.detail-label, .detail-value {
    padding: 30px 0;
}

/* Solution Section */
.solution-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.solution-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.solution-title-group {
    text-align: center;
}

.solution-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    font-size: 60px;
    line-height: 100%;
    color: var(--primary);
    margin: 0 0 10px 0;
}

.solution-subtitle {
    font-weight: 400;
    font-size: 15px;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.solution-item {
    display: flex;
    align-items: center;
    text-align: center;
    padding: 25px 40px;
    background: #ffffff;
    border-radius: 12px;
    gap: 32px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.solution-icon {
    width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.solution-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.solution-name {
    font-weight: 600;
    font-size: 18px;
    line-height: 1.4;
    color: var(--primary);
    margin: 0;
}

/* Strength Section */
.strength-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.strength-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.strength-title-group {
    text-align: center;
}

.strength-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    font-size: 60px;
    line-height: 100%;
    color: var(--primary);
    margin: 0 0 10px 0;
}

.strength-subtitle {
    font-weight: 400;
    font-size: 15px;
    color: var(--text);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.strength-content {
    display: flex;
    gap: 80px;
}

.strength-item {
    display: flex;
    flex-direction: column;
    gap: 45px;
}

.strength-visual {
    flex: 0 0 270px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.strength-image {
    width: 100%;
    max-width: 280px;
    height: auto;
    object-fit: contain;
}

.strength-text {
    flex: 1;
    max-width: 600px;
}

.strength-name {
    font-weight: 700;
    font-size: 22px;
    line-height: 1.4;
    color: var(--primary);
    margin: 0 0 20px 0;
    text-align: center;
}

.strength-description {
    font-weight: 400;
    font-size: 14px;
    line-height: 2;
    color: var(--text);
    margin: 0;
    text-align: justify;
}

/* AI Section */
.ai-container {
    margin-top: 80px;
    padding: 100px 24px 0 24px;
    background: var(--bg-dark);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.ai-background-pattern {
    position: absolute;
    top: 0px;
    left: -200px;
    max-width: 676px;
    opacity: 0.2;
    object-fit: contain;
    z-index: 0;
}

.ai-title-group {
    text-align: center;
    margin-bottom: 80px;
}

.ai-main-title {
    font-weight: 600;
    font-size: 35px;
    color: var(--light);
    margin-bottom: 60px;
}

.ai-subtitle p {
    font-weight: 600;
    color: var(--light);
    font-size: 15px;
    line-height: 30px;
}

.ai-services {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.ai-service-item {
    background: var(--primary);
    border-radius: 165px;
    padding: 40px 100px;
    display: flex;
    align-items: center;
    min-height: 291px;
    z-index: 1;
}

.ai-service-header {
    flex: 1;
}

.service-number {
    font-size: 15px;
    color: #fff;
    margin-bottom: 10px;
    display: flex;
}

.parentheses-left,
.parentheses-right {
    height: 15px;
    margin: 0 13px;
}

.service-title {
    margin: 0;
    font-weight: 600;
    font-size: 25px;
    line-height: 1.4;
    color: var(--light);
    margin-bottom: 5px;
}

.ai-service-visual {
    flex: 1;
}

.service-image {
    max-width: 100%;
    max-height: 100%;
}

.ai-service-item:nth-child(1) .ai-service-visual {
    margin: 0 100px 0 130px;
    max-width: 282px;
}

.ai-service-item:nth-child(2) .ai-service-visual {
    margin: 0 77px 0 60px;
    max-width: 327px;
}

.ai-service-item:nth-child(3) .ai-service-visual {
    margin: 0 114px 0 135px;
    max-width: 268px;
}

.ai-service-description {
    flex: 1;
}
.ai-service-description p {
    color: var(--light);
    font-size: 13px;
    line-height: 1.8;
}

.ai-system-development {
    color: rgba(23, 23, 23, 1);
    margin-top: -26px;
    font-size: 280px;
    font-family: 'Roboto Condensed', sans-serif;
    white-space: nowrap;
    animation: scrollText 70s linear infinite;
}

@keyframes scrollText {
    0% {
        transform: translateX(100%);
    }
    100% {
        transform: translateX(var(--scroll-translate-x));
    }
}


/* Works Section */
.works-section {
    background-color: var(--light);
    padding: 80px 0;
}

.works-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 80px;
    position: relative;
}

.works-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 60px;
}

.works-subtitle {
    font-size: 15px;
    line-height: 55.15px;
    display: flex;
    align-items: center;
}

.works-description {
    text-align: right;
    line-height: 28px;
    font-size: 14px;
}

.works-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.work-item {
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.work-item:hover {
    transform: translateY(-4px);
}

.work-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.work-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.work-item:hover .work-img {
    transform: scale(1.05);
}

.work-content {
    padding: 30px 25px 30px 0;
}

.work-title {
    font-weight: 600;
    font-size: 25px;
    line-height: 28px;
    margin: 0 0 20px 0;
}

.work-description {
    font-size: 16px;
    line-height: 30px;
}

/* Column Section */
.column-section {
    padding-top: 130px;
}

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

.column-header {
    max-width: 277px;
    display: flex;
    flex-direction: column;
}

.column-news {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.column-link-wrapper {
    margin-top: auto;
}

/* Hide mobile link on desktop */
.column-link-wrapper.mobile-only {
    display: none !important;
}

.column-header-top {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.column-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 60px;
}

.column-subtitle {
    font-size: 15px;
    line-height: 55.15px;
    display: flex;
    align-items: center;
}

.column-description {
    font-weight: 600;
    font-size: 14px;
    line-height: 28px;
}

.column-link {
    font-size: 18px;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.column-link .parentheses-left,
.column-link .parentheses-right {
    height: 15px;
    margin: 0 2px;
}

.column-news {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-item {
    display: flex;
    max-width: 656px;
    max-height: 201px;
    gap: 35px;
    padding: 28px 35px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 7px;
    transition: background-color 0.3s ease;
}

.news-item:hover {
    background-color: var(--bg-light);
}

.news-item a {
    display: flex;
    width: 100%;
    text-decoration: none;
    color: inherit;
    gap: 35px;
}

.news-image {
    flex: 0 0 218px;
    height: 145px;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.news-placeholder {
    height: 145px;
    background-color: rgba(217, 217, 217, 1);
}

.news-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-title {
    font-size: 18px;
    line-height: 1.4;
}

.news-description {
    max-width: 347px;
    font-size: 13px;
    line-height: 24px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.news-date {
    font-size: 10px;
    color: rgba(217, 217, 217, 1);
}

.news-arrow {
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-arrow .parentheses-left,
.news-arrow .parentheses-right {
    height: 10px;
    margin: 0 1px;
}


/* YouTube Showcase Section */
.youtube-showcase-section {
    padding: 158px 0 330px 0;
    position: relative;
    overflow: hidden;
}

.youtube-showcase-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.youtube-showcase-card {    
    position: relative;
    width: 100%;
    max-width: 1451px;
    height: 614px;
    border-radius: 23px;
    background: linear-gradient(104.62deg, rgba(143, 124, 252, 0.9) 15.16%, rgba(35, 173, 143, 0.9) 89.24%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.youtube-showcase-background {
    position: absolute;
    height: 100%;
    opacity: 0.1;
    filter: grayscale(100%);
}

.youtube-showcase-thumbnails {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.youtube-showcase-content {
    z-index: 2;
    text-align: center;
}

.youtube-showcase-title {
    font-size: 60px;
    color: var(--light);
    font-family: 'Roboto Condensed', sans-serif;
    margin-bottom: 40px;
}

.youtube-showcase-play-button {
    max-width: 78px;
    max-height: 55px;
    margin-bottom: 78px;
}

.youtube-showcase-description {
    font-size: 14px;
    line-height: 28px;
    margin-bottom: 60px;
    color: var(--light);
    font-weight: 700;
}

.youtube-showcase-link {
    display: flex;
    align-items: center;
    background-color: var(--text);
    padding: 16px 20px;
    border-radius: 42px;
    max-width: 450px;
    transition: background-color 0.3s ease;
}

.youtube-showcase-link:hover {
    background-color: black;
}

.youtube-showcase-profile {
    width: 52px;
    height: 52px;
    margin-right: 17px;
}

.youtube-showcase-link-text {
    font-size: 14px;
    color: var(--light);
    margin-right: 87px;
    text-align: left;
    line-height: 20px;
}

.youtube-showcase-arrow {
    font-size: 15px;
    color: var(--light);
    display: flex;
    align-items: center;
    gap: 2px;
}

.youtube-showcase-arrow .parentheses-left,
.youtube-showcase-arrow .parentheses-right {
    height: 15px;
    margin: 0 1px;
}

.youtube-showcase-scroll-text {
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    font-size: 331px;
    font-family: 'Roboto Condensed', sans-serif;
    color: rgba(228, 228, 228, 1);
    white-space: nowrap;
    animation: scrollTextYoutubeShowcase 70s linear infinite;
    z-index: 1;
    pointer-events: none;
}

@keyframes scrollTextYoutubeShowcase {
    0% {
        transform: translateX(var(--scroll-translate-x-youtube-showcase));
    }
    100% {
        transform: translateX(100%);
    }
}

/* Contact Section */
.contact-section {
    background-color: #1a1a1a;
    padding: 80px 0;
    color: #ffffff;
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.contact-title-group {

}

.contact-title {
    font-family: 'Roboto Condensed', sans-serif;
    font-weight: 400;
    font-size: 60px;
    line-height: 100%;
    color: #ffffff;
    margin: 0;
}

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

.contact-message {
    max-width: 800px;
}

.contact-main-title {
    font-weight: 700;
    font-size: 25px;
    line-height: 1.4;
    color: #ffffff;
    margin: 0 0 30px 0;
}

.contact-description {
    font-weight: 400;
    font-size: 14px;
    line-height: 1.8;
}

.contact-description p {
    margin: 0 0 15px 0;
    color: #ffffff;
}

.contact-description p:last-child {
    margin-bottom: 0;
}

.contact-buttons {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
    max-width: 400px;
    padding-top: 8px;
}

.contact-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.contact-form-btn {
    background-color: #fff200;
    color: #000000;
}

.contact-form-btn:hover {
    background-color: #e6d600;
    transform: translateY(-2px);
}

.line-contact-btn {
    background-color: #00c300;
    color: #ffffff;
}

.line-contact-btn:hover {
    background-color: #00a000;
    transform: translateY(-2px);
}

.btn-text {
    flex: 1;
}

.btn-arrow {
    font-size: 20px;
    font-weight: bold;
}

/* Responsive - 700px以下でスマホ対応 */
@media screen and (max-width: 700px) {
    .pc-inline {
        display: none;
    }
    .pc {
        display: none;
    }
    .sp {
        display: block;
    }
    
    /* Business Section - Mobile */
    .container .inner {
        padding: 0;
    }
    /* PCナビゲーションを非表示 */
    body {
        background-color: #ffffff;
        background-image: url('assets/dot-pattern_sp.svg');
        background-size: contain;
        background-position: 0 0;
        background-repeat: repeat;
        z-index: -1;
        font-family: 'Noto Sans JP', sans-serif;
    }
    .logo-nav-container {
        display: none;
    }
    
    /* モバイルナビゲーションを表示 */
    .mobile-nav-container {
        display: flex;
    }

    /* ハンバーガーメニューを表示 */
    .hamburger {
        display: flex;
        position: relative;
        z-index: 1001;
    }
    
    .hero h1 {
        text-align: center;
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        display: block;
        font-size: 46.34px;
        line-height: 47px;
        margin-top: -50px;
    }
    
    .hero-description {
        font-size: 15.87px;
        margin-top: 20px;
    }

    .youtube-container {
        bottom: 50px;
        left: 25px;
        right: 25px;
    }

    .youtube-link {
        width: 100%;
    }
    /* About section - SP調整 */
    .about-content {
        width: 100%;
        margin-top: 100px;
        gap: 30px;
    }
    
    .about-main h3 {
        font-weight: 700;
        font-size: 20px;
        line-height: 45px;
        text-align: center;
    }
    
    .about-text {
        font-size: 15px;
        margin-bottom: 30px;
        text-align: left;
        font-weight: 500;
        line-height: 37px;
    }
    
    /* SP時は改行タグを非表示にして連続テキストに */
    .about-text br {
        display: none;
    }
    
    .service-item {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .service-item h4 {
        font-size: 1rem;
    }
    
    .service-item p {
        font-size: 0.85rem;
        line-height: 1.4;
    }
    
    .service-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }

    .hero-circle-container {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        overflow: hidden;
        pointer-events: none;
        z-index: -1;
    }
    
    .hero-content {
        position: relative;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        text-align: center;
        padding-top: 100px; /* PC版と同様に調整 */
        padding-bottom: 40px;
        min-height: 100vh;
        z-index: 100;
    }
    
    .hero-circle-top-left {
        position: absolute;
        width: 40vw; /* デバイスサイズに応じて調整 */
        height: 40vw;
        top: 40vh;
        left: -5%;
        z-index: -100; /* より低いz-indexで背景の後ろに配置 */
        transform: scale(1.2); /* モバイル用のスケール */
        transform-origin: center center;
    }
    
    .hero-circle-bottom-right {
        position: absolute;
        width: 45vw; /* デバイスサイズに応じて調整 */
        height: 45vw;
        top: 55vh;
        left: 60%;
        bottom: auto;
        right: auto;
        z-index: -100; /* より低いz-indexで背景の後ろに配置 */
        transform: scale(1.8); /* モバイル用のスケール */
        transform-origin: calc(50% + 20px) calc(50% + 10px); /* 中心から右に20px、下に10px */
    }
    
    /* モバイル用の円のサイズ調整 */
    .hero-circle-top-left .circle-1 {
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        transform-origin: 50% 50%;
    }
    
    .hero-circle-top-left .circle-2 {
        top: 10%;
        left: 10%;
        width: 80%;
        height: 80%;
        transform-origin: 50% 50%;
    }
    
    .hero-circle-top-left .circle-3 {
        top: 20%;
        left: 20%;
        width: 60%;
        height: 60%;
        transform-origin: 50% 50%;
    }
    
    .hero-circle-bottom-right .circle-1 {
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        transform-origin: 50% 50%; /* 各円の中心を基準に */
    }
    
    .hero-circle-bottom-right .circle-2 {
        top: 10%;
        left: 10%;
        width: 80%;
        height: 80%;
        transform-origin: 50% 50%; /* 各円の中心を基準に */
    }
    
    .hero-circle-bottom-right .circle-3 {
        top: 20%;
        left: 20%;
        width: 60%;
        height: 60%;
        transform-origin: 50% 50%; /* 各円の中心を基準に */
    }
    
    .about-services {
        order: -1;
    }

    .company-values {
        flex-direction: column;
        gap: 0;
    }

    /* Company Values Section - Mobile */
    .values-text {
        position: relative;
    }
    
    .values-visual {
        position: relative;
        top: 0;
        flex: none;
        width: 100%;
        height: 400px;
    }
    
    .value-circle {
        width: 180px;
        height: 180px;
    }
    
    .value-row-bottom {
        width: auto;
        gap: 15px;
    }
    
    .value-icon {
        margin-bottom: 8px;
    }
    
    .value-svg-icon {
        width: 30px;
        height: 30px;
    }
    
    .value-label {
        font-size: 12px;
        line-height: 1.3;
    }
    
    .values-text {
        max-width: 100%;
    }
    
    .value-text br {
        display: none;
    }
    
    .value-subtitle {
        display: block; /* SPで「（大事にしていること）」を表示 */
        text-align: center;
        margin-bottom: 20px;
        font-weight: 500;
        font-size: 15px;
        line-height: 55.15px;
    }
    
    .value-item {
        position: relative;
        padding-bottom: 38px;
        margin-bottom: 36px;
    }
    
    /* スマホでは全ての円をアクティブ状態にする */
    .value-circle {
        opacity: 1 !important;
    }
    
    .value-circle::before {
        opacity: 1 !important;
        z-index: 0 !important;
    }
    
    .value-title {
        font-weight: 700;
        font-size: 20px;
        line-height: 35.2px;
    }
    
    .value-description {
        font-weight: 400;
        font-size: 15px;
        line-height: 34px;
        text-align: justify;
        margin-top: 20px;
    }

    /* Footer Section - Mobile */
    .footer-section {
        margin: 63px 0 230px 0;
    }
    
    .footer-main {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 30px;
    }
    
    .footer-logo-section {
        width: 100%;
    }
    
    .footer-logo {
        width: 153px;
    }
    
    .footer-tagline {
        font-size: 28px;
    }

    .social-icon {
        width: 22px;
        height: auto;
    }
    
   
    
    .footer-nav ul {
        gap: 31px;
    }
    
    .nav-title {
        margin-bottom: 5px;
    }

    
    .footer-circle-container {
        top: -200px;
        height: 200%;
    }
    
    .footer-circle-blue {
        width: 110vw;
        height: 110vw;
        top: 67%;
    }

    .business-section {
        padding: 40px 0;
        background-color: #1a1a1a;
        background-image: url('assets/business/business_background_sp.svg');
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
        min-height: 100%;
        display: flex;
        align-items: center;
        position: relative;
        overflow: hidden;
    }
    
    .business-container {
        max-width: 100%;
        margin: 0 auto;
        padding: 0;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        width: 100%;
        position: relative;
        z-index: 2;
    }
    
    
    .business-title-group {
        display: flex;
        align-items: flex-end;
        gap: 10px;  
        margin-bottom: 30px;
        height: auto;
        flex: none;
        width: 100%;
    }
    
    .business-content {
        height: auto;
        max-width: 100%;
    }
    
    .business-title {
        font-size: 40px;
        line-height: 0.7;
    }
    
    .business-subtitle {
        font-size: 13px;
    }
    
    .business-highlight {
        margin-bottom: 16px;
    }
    
    .highlight-text {
        font-size: 14px;
    }
    
    .business-main-title {
        font-size: 20px;
        margin: 0 0 20px 0;
    }
    
    .business-description {
        font-size: 15px;
        line-height: 34px;
        font-weight: 400;
    }
    
    /* Company Section - Mobile */
    .company-section {
        padding: 60px 0;
    }
    
    .company-container {
        gap: 50px;
    }
    
    .company-title {
        font-size: 40px;
    }
    
    .company-subtitle {
        font-size: 13px;
    }
    
    .company-content {
        gap: 50px;
    }
    
    .company-message {
        flex-direction: column;
        align-items: center;
        gap: 30px;
        text-align: center;
    }
    
    .ceo-photo {
        flex: none;
    }
    
    .ceo-image {
        width: 200px;
        margin-bottom: 15px;
    }
    
    .ceo-name {
        font-size: 14px;
    }
    
    .message-content {
        text-align: left;
    }
    
    .message-title {
        font-size: 20px;
        margin-bottom: 20px;
        text-align: center;
    }
    
    .message-text p {
        font-size: 15px;
        line-height: 1.7;
        margin-bottom: 15px;
    }
    
    .company-info {
        padding: 40px 20px;
    }
    
    .info-subtitle {
        font-size: 13px;
        margin-bottom: 30px;
    }
    
    .detail-label {
        flex: none;
        font-size: 14px;
        font-weight: 700;
        width: 90px;
        line-height: 1.6;
    }
    
    .detail-value {
        font-size: 14px;
        line-height: 1.6;
    }

    .detail-label, .detail-value {
        padding: 25px 0;
    }

    
    /* Contact Section - Mobile */
    .contact-section {
        padding: 60px 0;
    }
    
    .contact-container {
        gap: 40px;
    }
    
    .contact-title {
        font-size: 40px;
    }
    
    .contact-content {
        flex-direction: column;
        gap: 30px;
        align-items: center;
    }
    
    .contact-main-title {
        font-size: 20px;
        margin-bottom: 20px;
    }
    
    .contact-description {
        font-size: 15px;
        line-height: 1.7;
    }
    
    .contact-description p {
        margin-bottom: 12px;
    }
    
    .contact-buttons {
        max-width: 100%;
        gap: 15px;
    }
    
    .contact-btn {
        padding: 18px 25px;
        font-size: 15px;
    }
    
    .btn-arrow {
        font-size: 18px;
    }

    /* Solution Section - Mobile */
    .solution-section {
        padding: 60px 0;
    }

    .solution-container {
        gap: 40px;
    }

    .solution-title {
        font-size: 40px;
    }

    .solution-subtitle {
        font-size: 13px;
    }

    .solution-grid {
        grid-template-columns: 1fr;
        gap: 8px;
        max-width: 100%;
    }

    .solution-item {
        padding: 25px 20px;
    }

    .solution-icon {
        width: 42px;
    }

    /* Strength Section - Mobile */
    .strength-section {
        padding: 60px 0;
    }

    .strength-container {
        gap: 40px;
    }

    .strength-title {
        font-size: 40px;
    }

    .strength-subtitle {
        font-size: 13px;
    }

    .strength-content {
        flex-direction: column;
    }

    .strength-item {
        flex-direction: column !important;
        gap: 25px;
        text-align: center;
    }

    .strength-visual {
        flex: none;
        width: 100%;
        max-width: 200px;
        margin: 0 auto;
    }

    .strength-image {
        max-width: 140px;
    }

    .strength-text {
        max-width: 100%;
    }

    .strength-name {
        font-size: 20px;
        margin-bottom: 12px;
        text-align: center;
    }

    .strength-description {
        font-size: 15px;
        line-height: 1.7;
        text-align: left;
    }
    
    .ai-container {
        padding-top: 40px;
    }

    .service-number {
        display: none;
    }

    .ai-background-pattern {
        left: -50px;
        max-width: 241px;
    }

    .ai-title-group {
        margin-bottom: 40px;
    }

    .ai-main-title {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .ai-subtitle p {
        font-size: 12px;
    }
    
    .ai-services {
        gap: 20px;
    }

    
    .ai-service-item {
        flex-direction: column;
        padding: 32px 24px;
        border-radius: 48px;
    }
    
    .service-title {
        text-align: center;
        font-size: 20px;
    }
    
    .title-line {
        font-size: 18px;
    }
    
    .ai-service-item:nth-child(1) .ai-service-visual {
        margin: 13px 48px 20px 48px;
        max-width: 282px;
    }
    
    .ai-service-item:nth-child(2) .ai-service-visual {
        margin: 5px 32px 16px 32px;
        max-width: 212px;
    }
    
    .ai-service-item:nth-child(3) .ai-service-visual {
        margin: 10px 55px 8px 55px;
        max-width: 164px;
    }

    .ai-system-development {
        margin-top: -10px;
        font-size: 90px;
    }

    /* Works Section - Mobile */
    .works-section {
        padding: 60px 0;
    }
    
    .works-header {
        flex-direction: column;
        text-align: left;
        margin-bottom: 50px;
    }
    
    .works-title-group {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .works-title {
        font-size: 40px;
    }
    
    .works-subtitle {
        font-size: 15px;
        margin: 0 0 20px 0;
    }
    
    .works-description {
        font-size: 13px;
        line-height: 26px;
        text-align: left;
    }
    
    .works-grid {
        display: flex;
        flex-direction: column;
        gap: 40px;
    }
    
    .work-image {
        width: 100%;
        height: 199px;
        margin-bottom: 18px;
    }
    
    .work-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .work-content {
        padding: 0;
    }
    
    .work-title {
        font-size: 19px;
        margin: 0 0 12px 0;
    }
    
    .work-description {
        font-size: 14px;
        line-height: 26px;
    }

    /* Column Section - Mobile */
    .column-section {
        padding-top: 70px;
    }
    
    .column-container {
        flex-direction: column;
        gap: 30px;
    }
    
    .column-header {
        max-width: 100%;
    }
    
    .column-header-top {
        gap: 30px;
    }

    .column-title {
        font-size: 40px;
    }
    
    .column-subtitle {
        font-size: 13px;
    }
    
    .column-link-wrapper:not(.mobile-only) {
        display: none !important;
    }
    
    .column-link-wrapper.mobile-only {
        display: block !important;
        margin-top: 20px;
    }
    
    .column-news {
        gap: 9px;
        flex: none;
    }
    
    .news-item {
        flex-direction: column;
        gap: 10px;
        padding: 10px;
    }

    .news-item {
        flex-direction: row;
        gap: 15px;
    }
    
    .news-image {
        flex: 0 0 111px;
        height: 74px;
        overflow: hidden;
    }
    
    .news-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }
    
    .news-placeholder {
        max-height: 74px;
        height: 74px;
    }
    
    .news-content {
        justify-content: space-between;
    }
    
    .news-title {
        font-size: 14px;
    }
    
    .news-description {
        display: none;
    }
    .news-arrow {
        font-size: 13px;
    }
    
    /* YouTube showcase section mobile */
    .youtube-showcase-section {
        padding: 60px 0 120px 0;
    }

    .youtube-showcase-card {
        height: 337px;
    }
    
    .youtube-showcase-title {
        font-size: 40px;
        margin-bottom: 9px;
    }

    .youtube-showcase-play-button {
        max-width: 46px;
        max-height: 32px;
        margin-bottom: 14px;
    }
    
    .youtube-showcase-description {
        font-size: 14px;
        margin-bottom: 40px;
    }
    
    .youtube-showcase-link {
        padding: 9px 16px;
        max-width: 310px;
    }
    
    .youtube-showcase-profile {
        width: 52px;
        height: 52px;
        margin-right: 7px;
    }
    
    .youtube-showcase-link-text {
        font-size: 12px;
        margin-right: 3px;
    }
    
    .youtube-showcase-scroll-text {
        font-size: 100px;
        bottom: -15px;
    }
}