/* ========================================
   オープン準備中バナー
======================================== */
.preparation-banner {
    background: linear-gradient(135deg, #FFE4B5 0%, #FFDEAD 100%);
    border-bottom: 2px solid var(--secondary-color);
    padding: 12px 0;
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: 0 2px 8px rgba(139, 69, 19, 0.15);
}

.preparation-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    text-align: center;
}

.preparation-content i {
    color: var(--primary-color);
    font-size: 1.2rem;
    animation: pulse 2s infinite;
}

.preparation-text {
    color: var(--primary-color);
    font-size: 15px;
    letter-spacing: 0.5px;
}

.preparation-text strong {
    font-weight: 700;
    margin-right: 8px;
    font-size: 16px;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* 株式会社MASSEへのリンク */
.corporate-link {
    margin-left: 20px;
}

.corporate-link a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.corporate-link a:visited {
    color: var(--text-light);
}

.corporate-link a:hover {
    color: var(--primary-color);
}

.footer-column a[href="../index.html"] {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-column a[href="../index.html"]:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* ========================================
   リセットCSS & 基本設定
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #8B4513;
    --secondary-color: #D2691E;
    --accent-color: #FF6347;
    --text-color: #333333;
    --text-light: #666666;
    --bg-color: #FFFFFF;
    --bg-light: #F8F8F8;
    --border-color: #E0E0E0;
    --success-color: #4CAF50;
    --warning-color: #FFC107;
    --error-color: #F44336;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
    --transition: all 0.3s ease;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   ユーティリティクラス
======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

/* ========================================
   ボタン
======================================== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ========================================
   ヘッダー
======================================== */
.site-header {
    background-color: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.site-header.hidden {
    transform: translateY(-100%);
}



/* スクロール時のヘッダー影 */
.site-header.scrolled {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-top {
    background-color: var(--bg-light);
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-info span {
    margin-right: 20px;
    color: var(--text-light);
}

.header-info i {
    margin-right: 5px;
    color: var(--primary-color);
}

.header-account a {
    margin-left: 20px;
    color: var(--text-color);
}

.header-account a:hover {
    color: var(--primary-color);
}

.cart-link {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -18px;
    background-color: var(--accent-color);
    color: white;
    font-size: 12px;
    font-weight: bold;
    padding: 2px 6px;
    border-radius: 10px;
    min-width: 20px;
    text-align: center;
}

.header-main {
    padding: 20px 0 10px;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 0;
    position: relative;
}

.logo h1 {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: 800;
}

.logo img {
    height: 250px;
    width: auto;
    display: block;
}

/* ナビゲーションとサーチバーのラッパー */
.nav-search-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: stretch;
    margin-left: 40px;
}

/* ナビゲーション */
.main-nav {
    margin-bottom: 15px;
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 30px;
    margin-bottom: 0;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    color: var(--text-color);
    font-weight: 600;
    padding: 10px 0;
    display: block;
    transition: var(--transition);
}

.nav-menu > li > a:hover,
.nav-menu > li > a.current {
    color: var(--primary-color);
}

.has-dropdown > a i {
    font-size: 10px;
    margin-left: 5px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    box-shadow: var(--shadow-lg);
    border-radius: 5px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 100;
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    border-bottom: 1px solid var(--border-color);
}

.dropdown-menu li:last-child {
    border-bottom: none;
}

.dropdown-menu a {
    display: block;
    padding: 12px 20px;
    color: var(--text-color);
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

/* モバイルメニュー */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    width: 30px;
    height: 20px;
    justify-content: space-between;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    background-color: var(--text-color);
    transition: var(--transition);
}

/* 検索バー */
.search-bar {
    width: 100%;
}

.search-bar form {
    display: flex;
    width: 70%;
}

.search-bar input {
    flex: 1;
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    border-right: none;
    border-radius: 5px 0 0 5px;
    font-size: 14px;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.search-bar button {
    padding: 10px 20px;
    background-color: var(--primary-color);
    color: white;
    border: 2px solid var(--primary-color);
    border-radius: 0 5px 5px 0;
    cursor: pointer;
    transition: var(--transition);
}

.search-bar button:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

/* ========================================
   モバイルメニュー
======================================== */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background-color: white;
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    z-index: 9999;
    transition: right 0.3s ease;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--primary-color);
    color: white;
}

.mobile-menu-header span {
    font-weight: bold;
    font-size: 18px;
}

.mobile-menu-close {
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-menu nav li {
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu nav a {
    display: block;
    padding: 15px 20px;
    color: var(--text-color);
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.mobile-menu nav a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   ヒーロースライダー
======================================== */
.hero-slider {
    position: relative;
    overflow: hidden;
    height: 500px;
}

.main-slider {
    height: 100%;
}

.slide-content {
    height: 500px;
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.5) 0%, rgba(0,0,0,0.3) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-text {
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 0 20px;
    animation: fadeInUp 1s ease;
}

.slide-text h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: white;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.slide-text p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    color: white;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Swiper カスタマイズ */
.swiper-pagination-bullet {
    background: white;
    opacity: 0.5;
}

.swiper-pagination-bullet-active {
    opacity: 1;
    background: white !important;
}

.swiper-button-next,
.swiper-button-prev {
    color: white !important;
}

.swiper-button-next::after,
.swiper-button-prev::after {
    color: white !important;
}

/* ========================================
   特徴セクション
======================================== */
.features {
    padding: 80px 0;
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background-color: white;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-item h3 {
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature-item p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ========================================
   商品セクション
======================================== */
.popular-products {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    z-index: 10;
    text-transform: uppercase;
}

.product-badge.new {
    background-color: var(--success-color);
}

.product-badge.sale {
    background-color: var(--error-color);
}

.product-badge.gift {
    background-color: var(--warning-color);
}

.product-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.btn-quick-view {
    background-color: white;
    color: var(--text-color);
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-quick-view:hover {
    background-color: var(--primary-color);
    color: white;
}

.product-info {
    padding: 20px;
}

.product-name {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.product-description {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

.product-price {
    margin-bottom: 15px;
}

.price {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.price-original {
    font-size: 1.2rem;
    color: var(--text-light);
    text-decoration: line-through;
    margin-right: 10px;
}

.tax-info {
    font-size: 12px;
    color: var(--text-light);
}

.btn-add-cart {
    width: 100%;
    padding: 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-add-cart:hover {
    background-color: var(--secondary-color);
}

.btn-add-cart i {
    margin-right: 8px;
}

/* ========================================
   こだわりセクション
======================================== */
.about-section {
    padding: 80px 0;
    background-color: var(--bg-light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.about-item {
    margin-bottom: 30px;
}

.about-item h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-color);
}

.about-item h4 i {
    color: var(--success-color);
    margin-right: 10px;
}

.about-item p {
    color: var(--text-light);
    line-height: 1.8;
    padding-left: 35px;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

/* ========================================
   お客様の声
======================================== */
.testimonials {
    padding: 80px 0;
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
}

.testimonials .section-title {
    color: white;
}

.testimonials .section-title::after {
    background-color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

.stars {
    color: #FFD700;
    margin-bottom: 15px;
}

.testimonial-text {
    color: var(--text-color);
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    color: var(--text-light);
    text-align: right;
    font-weight: 600;
}

/* ========================================
   ニュース
======================================== */
.news {
    padding: 80px 0;
}

.news-list {
    max-width: 800px;
    margin: 0 auto;
}

.news-item {
    display: flex;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

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

.news-item time {
    color: var(--text-light);
    margin-right: 20px;
    min-width: 100px;
}

.news-category {
    background-color: var(--primary-color);
    color: white;
    padding: 3px 10px;
    border-radius: 3px;
    font-size: 12px;
    margin-right: 15px;
}

.news-item a {
    color: var(--text-color);
    flex: 1;
}

.news-item a:hover {
    color: var(--primary-color);
}

/* ========================================
   フッター
======================================== */
.site-footer {
    background-color: #2C2C2C;
    color: white;
}

.footer-top {
    padding: 60px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-column h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-column a {
    color: #B0B0B0;
    transition: var(--transition);
}

.footer-column a:hover {
    color: white;
}

.footer-column p {
    color: #B0B0B0;
    margin-bottom: 10px;
}

.footer-column i {
    margin-right: 10px;
    color: var(--primary-color);
}

.social-links {
    margin-top: 20px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: white;
    color: var(--primary-color);
    text-align: center;
    border-radius: 50%;
    margin-right: 10px;
    border: 2px solid var(--primary-color);
    transition: var(--transition);
    font-size: 18px;
}

.social-links a i {
    margin-left: 10px;
    color: var(--primary-color);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

.social-links a:hover i {
    color: white;
}

.footer-bottom {
    background-color: #1C1C1C;
    padding: 20px 0;
    text-align: center;
    border-top: 1px solid #3C3C3C;
}

.footer-bottom p {
    color: #B0B0B0;
    font-size: 14px;
}

.footer-bottom a {
    color: var(--primary-color);
}

/* ========================================
   カートサイドバー
======================================== */
.cart-sidebar {
    position: fixed;
    right: -400px;
    top: 0;
    width: 400px;
    height: 100%;
    background-color: white;
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    transition: right 0.3s ease;
    z-index: 2000;
    display: flex;
    flex-direction: column;
}

.cart-sidebar.active {
    right: 0;
}

.cart-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    justify-content: space-between;
    align-items: center;
}

.cart-header h3 {
    font-size: 1.3rem;
}

.cart-close {
    background: none;
    border: none;
    font-size: 30px;
    cursor: pointer;
    color: var(--text-light);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.cart-item {
    display: flex;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    margin-right: 15px;
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}

.cart-item-details {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    margin-bottom: 5px;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: bold;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.quantity-btn {
    background-color: var(--bg-light);
    border: 1px solid var(--border-color);
    width: 30px;
    height: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.quantity-btn:hover {
    background-color: var(--primary-color);
    color: white;
}

.quantity-value {
    margin: 0 15px;
    font-weight: 600;
}

.cart-item-remove {
    background: none;
    border: none;
    color: var(--error-color);
    cursor: pointer;
    font-size: 18px;
}

/* カートアイテムの3番目の子要素（数量・削除ボタンエリア）にマージンを適用 */
.cart-item > div:nth-child(3) {
    margin-right: 20px;
}

.cart-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 20px;
}

/* ========================================
   アニメーション
======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ========================================
   栄養成分比較表・健康効果
======================================== */
.nutrition-comparison {
    margin-top: 60px;
    padding: 40px;
    background-color: white;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.comparison-table {
    margin-bottom: 40px;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 16px;
    box-shadow: var(--shadow-sm);
    border-radius: 8px;
    overflow: hidden;
}

.comparison-table th {
    background-color: var(--primary-color);
    color: white;
    padding: 15px;
    text-align: center;
    font-weight: 600;
}

.comparison-table td {
    padding: 12px 15px;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table tr:nth-child(even) {
    background-color: var(--bg-light);
}

.comparison-table tr.highlight {
    background-color: #FFF8DC;
    border: 2px solid var(--accent-color);
}

.comparison-table tr.highlight td {
    font-weight: 600;
    color: var(--primary-color);
}

.health-benefits {
    margin-top: 30px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.benefit-item {
    text-align: center;
    padding: 20px;
    background-color: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
}

.benefit-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.benefit-item i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.benefit-item h5 {
    color: var(--primary-color);
    margin-bottom: 8px;
    font-size: 1rem;
}

.benefit-item p {
    color: var(--text-light);
    font-size: 13px;
    line-height: 1.5;
}

/* ========================================
   レスポンシブ対応
======================================== */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header-flex {
        flex-wrap: wrap;
    }
    
    .nav-search-wrapper {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .logo img {
        height: 120px;
    }
    
    .header-info .hours-text {
        display: none;
    }
    
    .header-account a {
        margin-left: 10px;
    }
    
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        box-shadow: var(--shadow-lg);
    }
    
    .main-nav.active {
        display: block;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 0;
    }
    
    .nav-menu > li {
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu > li > a {
        padding: 15px 20px;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        display: none;
    }
    
    .has-dropdown.active .dropdown-menu {
        display: block;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .slide-text h2 {
        font-size: 2rem;
    }
    
    .slide-text p {
        font-size: 1rem;
    }
    
    .hero-slider {
        height: 400px;
    }
    
    .slide-content {
        height: 400px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .cart-sidebar {
        width: 100%;
        right: -100%;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .container {
        padding: 0 15px;
    }
    
    .logo img {
        height: 80px;
    }
    
    .header-account {
        margin-right: 10px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card {
        margin-bottom: 20px;
    }
    
    .news-item {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .news-item time {
        margin-bottom: 10px;
    }
}