/* リセットCSS */
* { 
    margin: 0; 
    padding: 0; 
    box-sizing: border-box; 
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Sans", sans-serif;
    line-height: 1.8;
    color: #333;
    background: #fff;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

/* アクセシビリティ対応 */
:focus {
    outline: 2px solid #0066cc;
    outline-offset: 2px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #000;
    color: #fff;
    padding: 8px;
    text-decoration: none;
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

/* 基本レイアウト */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.section {
    position: relative;
    overflow: hidden;
}

/* ヘッダー */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: background 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 20px;
    font-weight: 300;
    letter-spacing: 3px;
    color: #333;
    text-decoration: none;
}

/* ナビゲーションエリア全体 */
.nav-area {
    display: flex;
    align-items: center;
    gap: 30px;
}

/* ナビゲーション */
.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 300;
    font-size: 14px;
    letter-spacing: 2px;
    transition: opacity 0.3s ease;
    padding: 10px 0;
}

.nav-menu a:hover,
.nav-menu a:focus {
    opacity: 0.6;
}

/* スマホ版ENGLISHボタン用のli要素 (PCでは非表示) */
.nav-menu .mobile-only {
    display: none;
}

/* 言語切り替えボタン(PC版:メニュー横に配置) */
.language-switch {
    display: flex;
    align-items: center;
}

.language-switch a {
    display: inline-block;
    padding: 8px 16px;
    background: white;
    border: 2px solid #333;
    color: #333;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.language-switch a:hover,
.language-switch a:focus {
    background: #333;
    color: white;
}

/* スマホ版ENGLISHボタン（ハンバーガー左側） */
.mobile-lang-btn {
    display: none;
    padding: 8px 16px;
    background: white;
    border: 2px solid #333;
    color: #333;
    text-decoration: none;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border-radius: 3px;
}

.mobile-lang-btn:hover,
.mobile-lang-btn:focus {
    background: #333;
    color: white;
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
    background: none;
    border: none;
}

.hamburger span {
    width: 22px;
    height: 1px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* トップバナーセクション */
.top-banner {
    margin-top: 70px;
    background: white;
    padding: 15px 0;
    text-align: center;
    border-bottom: 1px solid #eee;
}

/* ロゴを横並びにするコンテナ */
.top-banner-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 5px;
}

.top-banner-logos img {
    height: 120px;
    width: auto;
}

.top-banner-text {
    font-size: 20px;
    font-weight: 300;
    letter-spacing: 3px;
    color: #333;
}

/* メインビジュアル(動画対応) */
.hero {
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: #1a1a1a;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 1;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 2;
}

.hero-content {
    text-align: center;
    color: white;
    z-index: 3;
    position: relative;
    padding: 0 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-business-types {
    font-size: 60px;
    font-weight: 300;
    letter-spacing: 4px;
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-content h1 {
    font-size: clamp(16px, 4vw, 32px);
    font-weight: 300;
    letter-spacing: clamp(1px, 0.3vw, 4px);
    margin-bottom: 30px;
    line-height: 1.3;
    white-space: nowrap;
    max-width: 100%;
    overflow: visible;
}

.hero-subtitle {
    font-size: 18px;
    font-weight: 300;
    letter-spacing: 4px;
    opacity: 0.9;
    white-space: normal;
    max-width: 100%;
    word-wrap: break-word;
}

/* キャンペーン動画セクション(MV直後) */
.campaign-video-section {
    padding: 80px 0;
    background: white;
}

.campaign-video-container {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.campaign-video-title {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 3px;
    margin-bottom: 40px;
    color: #333;
}

.campaign-video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.campaign-video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* BASE SHOPセクション */
.base-shop-section {
    padding: 80px 0 50px 0;
    background: white;
}

.base-shop-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 700px;
    border-radius: 12px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-image: url('images/category-bg-base.png');
}

.base-shop-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1;
}

.base-shop-content {
    position: relative;
    z-index: 2;
    padding: 50px;
}

.base-shop-title {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

.base-shop-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.base-shop-item {
    position: relative;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s ease;
    text-decoration: none;
    color: inherit;
    display: block;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.3);
    -webkit-tap-highlight-color: transparent;
}

.base-shop-item:hover,
.base-shop-item:focus {
    transform: translateY(-6px);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
}

.base-shop-item img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    display: block;
}

.base-shop-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    color: white;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 0.5px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0));
    padding: 35px 12px 15px;
    text-align: center;
    z-index: 2;
    transition: background 0.3s ease;
    line-height: 1.4;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

.base-shop-item:hover .base-shop-label {
    background: linear-gradient(to top, rgba(83, 104, 120, 0.95), rgba(83, 104, 120, 0));
}

/* カテゴリーセクション - 縦並び7つ - 完全修正版 */
.categories-section {
    padding: 50px 0 100px 0;
    background: #f8f9fa;
}

.category-block-wrapper {
    max-width: 1200px;
    margin: 0 auto 80px;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
}

.category-block-wrapper:last-child {
    margin-bottom: 0;
}

/* 各カテゴリーの背景画像 */
.category-block-wrapper.cordovan {
    background-image: url('images/category-bg-cordovan.png');
}

.category-block-wrapper.tableware {
    background-image: url('images/category-bg-tableware.png');
}

.category-block-wrapper.fashion {
    background-image: url('images/category-bg-fashion.png');
}

.category-block-wrapper.interior {
    background-image: url('images/category-bg-interior.png');
}

.category-block-wrapper.accessory {
    background-image: url('images/category-bg-accessory.png');
}

.category-block-wrapper.pet {
    background-image: url('images/category-bg-pet.png');
}

.category-block-wrapper.halloween {
    background-image: url('images/category-bg-halloween.png');
}

/* 背景オーバーレイ */
.category-block-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.category-content {
    position: relative;
    z-index: 2;
    padding: 60px 40px;
}

.category-title {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 40px;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* 商品スライダーラッパー - 矢印を外側に配置 */
.product-slider-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

/* 商品スライダーコンテナ - iPhone完全対応版 */
.product-slider-container {
    flex: 1;
    overflow: hidden;
    position: relative;
    max-width: 100%;
}

.product-slider-track {
    display: flex;
    transition: transform 0.5s ease;
    gap: 30px;
    will-change: transform;
}

/* 商品アイテム - 完全サイズ固定版 */
.product-item {
    min-width: calc(33.333% - 20px);
    width: calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s ease;
    text-decoration: none;
    color: inherit;
    display: block;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    flex-shrink: 0;
    -webkit-tap-highlight-color: transparent;
}

.product-item:hover,
.product-item:focus {
    transform: translateY(-10px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

/* 商品画像 - 完全固定サイズ */
.product-item img {
    width: 100%;
    height: 220px;
    min-height: 220px;
    max-height: 220px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.product-item:hover img {
    transform: scale(1.1);
}

.product-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    color: white;
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 1.5px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0));
    padding: 45px 15px 20px;
    text-align: center;
    transition: background 0.3s ease;
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

.product-item:hover .product-label {
    background: linear-gradient(to top, rgba(83, 104, 120, 0.95), rgba(83, 104, 120, 0));
}

/* スライダー矢印 - 外側配置版 */
.slider-arrow {
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    font-size: 22px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    -webkit-tap-highlight-color: transparent;
}

.slider-arrow:hover:not(:disabled),
.slider-arrow:focus:not(:disabled) {
    background: white;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    transform: scale(1.1);
}

.slider-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* バナーセクション - 5画像横並び */
.banner-section {
    padding: 80px 0;
    background: white;
    position: relative;
}

.banner-container {
    max-width: 80%;
    margin: 0 auto;
    position: relative;
    height: 200px;
    border-radius: 12px;
    overflow: hidden;
}

.banner-link {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.banner-link:hover {
    transform: scale(1.02);
}

.banner-background {
    display: flex;
    width: 100%;
    height: 100%;
    position: relative;
}

.banner-country-item {
    position: relative;
    width: 20%;
    height: 100%;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-country-label {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    z-index: 2;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
    z-index: 1;
}

.banner-title {
    position: absolute;
    top: 30px;
    left: 40px;
    font-size: 32px;
    font-weight: 300;
    letter-spacing: 4px;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    z-index: 2;
}

/* YouTubeセクション(不動産バナー下) */
.youtube-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.youtube-title {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 3px;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}

.youtube-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.youtube-item {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.youtube-item iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* 事業紹介セクション */
.business-section {
    padding: 120px 0;
    background: white;
}

.business-title {
    font-size: 24px;
    font-weight: 400;
    text-align: center;
    margin-bottom: 80px;
    letter-spacing: 2px;
}

.business-grid {
    display: flex;
    flex-direction: column;
    gap: 80px;
    max-width: 900px;
    margin: 0 auto;
}

.business-item {
    display: flex;
    flex-direction: column;
}

.business-item-title {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.business-image {
    width: 100%;
    height: 350px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 30px;
}

.business-content {
    display: flex;
    flex-direction: column;
}

.business-item p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 30px;
}

.business-buttons {
    display: flex;
    gap: 15px;
    align-items: center;
}

.business-more {
    display: inline-block;
    padding: 12px 30px;
    background: #536878;
    color: white;
    text-decoration: none;
    font-size: 12px;
    letter-spacing: 1px;
    transition: opacity 0.3s ease;
    border: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.business-more:hover,
.business-more:focus {
    opacity: 0.8;
}

.ec-shop-link {
    display: inline-block;
    padding: 12px 30px;
    background: #d4af37;
    color: white;
    text-decoration: none;
    font-size: 12px;
    letter-spacing: 1px;
    transition: opacity 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.ec-shop-link:hover,
.ec-shop-link:focus {
    opacity: 0.8;
}

/* Newsセクション */
.news-section {
    padding: 120px 0;
    background: #f8f9fa;
}

.news-title {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 2px;
    margin-bottom: 60px;
}

.news-content {
    max-width: 600px;
}

.news-item {
    padding: 30px 0;
    border-bottom: 1px solid #eee;
}

.news-date {
    font-size: 12px;
    color: #999;
    margin-bottom: 10px;
}

.news-text {
    font-size: 14px;
    line-height: 1.8;
}

.news-link {
    display: inline-block;
    margin-top: 15px;
    font-size: 12px;
    color: #536878;
    text-decoration: underline;
}

/* ストーリーセクション */
.story-section {
    padding: 120px 0;
    background: white;
    position: relative;
}

.story-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/story-bg.png');
    background-size: cover;
    background-position: center;
    opacity: 0.05;
    will-change: transform;
}

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

.story-logo {
    margin-bottom: 40px;
}

.story-logo img {
    height: 40px;
    max-width: 100%;
    object-fit: contain;
}

.story-subtitle {
    font-size: 12px;
    color: #999;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 120px;
}

.story-text {
    font-size: 16px;
    line-height: 2;
}

.story-text h2 {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: 30px;
    line-height: 1.6;
}

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

/* お問い合わせセクション */
.contact-section {
    padding: 120px 0;
    background: #f8f9fa;
}

.contact-title {
    font-size: 24px;
    font-weight: 400;
    text-align: center;
    margin-bottom: 60px;
    letter-spacing: 2px;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 1px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    background: #fafafa;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #536878;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.submit-btn {
    width: 200px;
    padding: 15px;
    background: #536878;
    color: white;
    border: none;
    font-size: 12px;
    font-weight: 300;
    letter-spacing: 2px;
    cursor: pointer;
    margin: 0 auto;
    display: block;
    transition: opacity 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.submit-btn:hover,
.submit-btn:focus {
    opacity: 0.8;
}

/* モーダル */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    background: white;
    margin: 3% auto;
    padding: 0;
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
    border-radius: 8px;
}

@keyframes modalSlideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 40px 50px 20px;
    border-bottom: 1px solid #eee;
}

.modal-header h2 {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.modal-header p {
    font-size: 14px;
    opacity: 0.7;
    letter-spacing: 1px;
}

.modal-body {
    padding: 40px 50px;
}

.modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 24px;
    cursor: pointer;
    background: none;
    border: none;
    opacity: 0.5;
    transition: opacity 0.3s ease;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
}

.modal-close:hover,
.modal-close:focus {
    opacity: 1;
}

/* アコーディオン */
.accordion {
    margin-top: 30px;
}

.accordion-item {
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
}

.accordion-header {
    padding: 20px 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 1px;
    transition: opacity 0.3s ease;
    -webkit-tap-highlight-color: transparent;
}

.accordion-header:hover {
    opacity: 0.7;
}

.accordion-icon {
    transition: transform 0.3s ease;
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0;
}

.accordion-item.active .accordion-content {
    max-height: 500px;
    padding: 0 0 20px 0;
}

.accordion-text {
    font-size: 14px;
    line-height: 1.8;
    opacity: 0.8;
    padding-right: 40px;
}

/* フッター */
footer {
    background: #536878;
    color: white;
    padding: 60px 0;
    text-align: center;
}

.footer-logo {
    font-size: 18px;
    font-weight: 300;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.footer-info {
    font-size: 12px;
    line-height: 2;
    opacity: 0.8;
}

/* 取引先一覧セクション */
.partners-section {
    padding: 80px 0;
    background: white;
}

.partners-title {
    font-size: 24px;
    font-weight: 400;
    text-align: center;
    margin-bottom: 15px;
    letter-spacing: 2px;
}

.partners-subtitle {
    font-size: 14px;
    text-align: center;
    color: #666;
    margin-bottom: 40px;
    letter-spacing: 1px;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    max-width: 1000px;
    margin: 0 auto;
}

.partner-item {
    padding: 20px 15px;
    text-align: center;
    font-size: 12px;
    color: #333;
    background: #f8f9fa;
    border-radius: 4px;
    letter-spacing: 0.5px;
    line-height: 1.6;
}

/* スマホ版矢印ボタン用のコンテナ */
.mobile-slider-controls {
    display: none;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .header-content {
        padding: 15px 0;
    }
    
    .logo {
        font-size: 14px;
        letter-spacing: 1px;
        white-space: nowrap;
    }
    
    .nav-area {
        width: auto;
        gap: 15px;
    }
    
    /* PC版言語ボタンを非表示 */
    .language-switch {
        display: none;
    }
    
    /* スマホ版ENGLISHボタンを表示（ハンバーガー左側） */
    .mobile-lang-btn {
        display: block;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 30px 20px;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        gap: 0;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
        border-bottom: 1px solid #eee;
    }
    
    .nav-menu a {
        display: block;
        padding: 15px 0;
    }
    
    .top-banner {
        margin-top: 60px;
        padding: 30px 0;
    }
    
    .top-banner-logos {
        gap: 10px;
    }
    
    .top-banner-logos img {
        height: 60px;
    }
    
    .top-banner-text {
        font-size: 16px;
        letter-spacing: 1.5px;
    }
    
    .hero-content {
        padding: 0 30px;
    }
    
    .hero-business-types {
        font-size: 28px;
        letter-spacing: 2px;
        margin-bottom: 25px;
        line-height: 1.6;
    }
    
    .hero-content h1 {
        font-size: clamp(14px, 4.5vw, 20px);
        letter-spacing: clamp(0.5px, 0.4vw, 2px);
        margin-bottom: 20px;
        white-space: nowrap;
        line-height: 1.5;
    }
    
    .hero-subtitle {
        font-size: 14px;
        letter-spacing: 1.5px;
        white-space: normal;
        line-height: 1.6;
        word-break: break-word;
    }

    .campaign-video-section {
        padding: 50px 0;
    }

    .campaign-video-title {
        font-size: 20px;
        letter-spacing: 2px;
        margin-bottom: 30px;
    }
    
    /* BASE SHOPセクション - スマホ対応 */
    .base-shop-section {
        padding: 50px 0 30px 0;
    }

    .base-shop-container {
        min-height: auto;
        margin: 0 10px;
        border-radius: 8px;
    }

    .base-shop-content {
        padding: 25px 10px;
    }

    .base-shop-title {
        font-size: 16px;
        letter-spacing: 1.5px;
        margin-bottom: 20px;
    }

    .base-shop-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .base-shop-item {
        width: 100%;
        max-width: 100%;
        border-radius: 4px;
    }

    .base-shop-item img {
        height: 85px;
    }

    .base-shop-label {
        font-size: 8px;
        padding: 16px 5px 7px;
        letter-spacing: 0;
        line-height: 1.2;
    }

    /* カテゴリーセクション - スマホ完全対応版(位置ズレ修正) */
    .categories-section {
        padding: 30px 0 60px 0;
    }

    .category-block-wrapper {
        margin: 0 10px 50px 10px;
    }

    .category-content {
        padding: 50px 10px;
    }

    .category-title {
        font-size: 20px;
        letter-spacing: 2px;
        margin-bottom: 30px;
    }

    /* スマホ版: スライダー全体を縦配置 */
    .product-slider-wrapper {
        flex-direction: column;
        gap: 0;
    }

    /* 修正: パディング削除して中央配置 */
    .product-slider-container {
        width: 100%;
        max-width: 100%;
        padding: 0;
        margin: 0 0 20px 0;
        overflow: hidden;
    }

    .product-slider-track {
        gap: 0;
    }

    /* 商品アイテム - スマホ版完全固定 */
    .product-item {
        min-width: 100%;
        width: 100%;
        max-width: 100%;
        flex-shrink: 0;
    }

    /* 商品画像 - スマホ版完全固定 */
    .product-item img {
        width: 100%;
        height: 160px !important;
        min-height: 160px !important;
        max-height: 160px !important;
        object-fit: cover;
    }

    .product-label {
        font-size: 14px;
        padding: 35px 15px 18px;
        line-height: 1.4;
    }

    /* PC版矢印を非表示 */
    .product-slider-wrapper .slider-arrow {
        display: none;
    }

    /* スマホ版矢印コントロールを表示 */
    .mobile-slider-controls {
        display: flex;
    }

    .mobile-slider-controls .slider-arrow {
        display: flex;
        position: static;
        transform: none;
        width: 40px;
        height: 40px;
        font-size: 18px;
        background: rgba(83, 104, 120, 0.8);
        color: white;
    }

    .mobile-slider-controls .slider-arrow:hover:not(:disabled) {
        background: rgba(83, 104, 120, 1);
        transform: scale(1.1);
    }

    /* バナーセクション - スマホ対応 */
    .banner-section {
        padding: 50px 0;
    }

    .banner-container {
        max-width: 90%;
        height: 400px;
    }

    .banner-background {
        flex-direction: column;
    }

    .banner-country-item {
        width: 100%;
        height: 20%;
    }

    .banner-country-label {
        font-size: 10px;
        padding: 4px 12px;
    }

    .banner-title {
        font-size: 14px;
        letter-spacing: 1px;
        top: 20px;
        left: 20px;
    }

    /* YouTubeセクション - スマホ対応 */
    .youtube-section {
        padding: 50px 0;
    }

    .youtube-title {
        font-size: 20px;
        letter-spacing: 2px;
        margin-bottom: 30px;
    }

    .youtube-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .business-section {
        padding: 80px 0;
    }
    
    .business-grid {
        gap: 60px;
    }
    
    .business-image {
        height: 250px;
    }
    
    .business-item-title {
        font-size: 18px;
    }
    
    .business-item p {
        font-size: 14px;
    }
    
    .business-buttons {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .business-more,
    .ec-shop-link {
        text-align: center;
        width: 100%;
    }
    
    .story-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .story-image {
        max-width: 100%;
        height: auto;
    }
    
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .modal-header,
    .modal-body {
        padding: 30px 25px;
    }

    .story-logo {
        margin-bottom: 30px;
    }
    
    .story-logo img {
        height: 28px;
        max-width: 90%;
        margin: 0 auto;
        display: block;
    }

    .partners-section {
        padding: 60px 0;
    }
    
    .partners-title {
        font-size: 20px;
        margin-bottom: 10px;
    }
    
    .partners-subtitle {
        font-size: 12px;
        margin-bottom: 30px;
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .partner-item {
        padding: 10px 8px;
        font-size: 11px;
    }
}

/* さらに小さい画面用(iPhone SE等) */
@media (max-width: 375px) {
    .hero-content {
        padding: 0 25px;
    }
    
    .hero-business-types {
        font-size: 24px;
        letter-spacing: 1.5px;
    }
    
    .hero-content h1 {
        font-size: clamp(12px, 4.8vw, 18px);
        letter-spacing: clamp(0.3px, 0.3vw, 1.5px);
        white-space: nowrap;
        line-height: 1.5;
    }
    
    .hero-subtitle {
        font-size: 13px;
        letter-spacing: 1px;
        line-height: 1.6;
    }
    
    .top-banner-logos img {
        height: 50px;
    }
    
    .base-shop-content {
        padding: 20px 8px;
    }

    .base-shop-title {
        font-size: 14px;
        letter-spacing: 1px;
        margin-bottom: 15px;
    }

    .base-shop-grid {
        gap: 6px;
    }

    .base-shop-item img {
        height: 75px;
    }

    .base-shop-label {
        font-size: 7px;
        padding: 14px 4px 6px;
        line-height: 1.15;
    }

    .category-content {
        padding: 40px 8px;
    }

    .category-title {
        font-size: 18px;
        letter-spacing: 1.5px;
    }

    /* パディング削除 */
    .product-slider-container {
        padding: 0;
        margin: 0 0 20px 0;
    }

    .product-item img {
        height: 140px !important;
        min-height: 140px !important;
        max-height: 140px !important;
    }

    .product-label {
        font-size: 13px;
        padding: 30px 12px 16px;
        line-height: 1.3;
    }
}

/* アニメーション */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}