/* assets/css/main.css */

/* 基本スタイル */
body {
    font-family: 'Segoe UI', 'Hiragino Sans', 'Meiryo', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fefefe;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* ヘッダー */
.site-header {
    background-color: white;
    box-shadow: 0 2px 15px var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.logo i {
    color: var(--accent);
    font-size: 2rem;
}

/* メインナビゲーション */
.main-navigation {
    display: flex;
    align-items: center;
}

#primary-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 30px;
}

#primary-menu li {
    margin: 0;
}

#primary-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 600;
    font-size: 1.1rem;
    transition: color 0.3s;
    padding: 5px 0;
    position: relative;
}

#primary-menu a:hover {
    color: var(--primary);
}

#primary-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width 0.3s;
}

#primary-menu a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark);
    cursor: pointer;
}

/* ヒーローセクション */
.hero-section {
    background: linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)), 
                url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 100px 0;
    text-align: center;
}

.hero-section h1 {
    font-size: 3.2rem;
    color: var(--dark);
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.3rem;
    color: #555;
    max-width: 700px;
    margin: 0 auto 30px;
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 158, 109, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(192, 108, 132, 0.4);
    color: white;
}

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

.btn-secondary:hover {
    background-color: var(--dark);
    color: white;
    transform: translateY(-3px);
}

.btn-view-details {
    background-color: white;
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

/* セクションタイトル */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--dark);
    margin-bottom: 50px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary);
    border-radius: 2px;
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: white;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 15px var(--shadow);
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--dark);
}

/* 商品グリッド */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.product-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px var(--shadow);
    transition: transform 0.3s;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-10px);
}

.product-image {
    height: 200px;
    overflow: hidden;
}

.product-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.product-card:hover .product-thumb {
    transform: scale(1.05);
}

.product-info {
    padding: 20px;
}

.product-title {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.product-title a {
    color: var(--dark);
    text-decoration: none;
}

.product-title a:hover {
    color: var(--primary);
}

.product-excerpt {
    color: #666;
    margin-bottom: 15px;
    font-size: 0.9rem;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 15px;
}

.product-meta {
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 15px;
}

.product-meta div {
    margin-bottom: 5px;
}

/* おすすめ商品セクション */
.featured-products-section {
    padding: 80px 0;
}

.text-center {
    text-align: center;
}

/* ニュースセクション */
.news-section {
    padding: 80px 0;
    background-color: var(--light);
}

.news-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.news-item {
    background-color: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 5px 15px var(--shadow);
    transition: transform 0.3s;
}

.news-item:hover {
    transform: translateY(-5px);
}

.news-date {
    display: inline-block;
    background-color: var(--secondary);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.news-item h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.news-item p {
    color: #666;
    margin-bottom: 15px;
}

.news-read-more {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: gap 0.3s;
}

.news-read-more:hover {
    gap: 10px;
}

.news-sidebar {
    background-color: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 5px 15px var(--shadow);
}

.news-sidebar h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--dark);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--light);
}

.sidebar-widget {
    margin-bottom: 25px;
}

.widget-title {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark);
}

/* 商品詳細ページ */
.product-detail {
    padding: 40px 0;
}

.single-product {
    margin-bottom: 50px;
}

.product-gallery {
    margin-bottom: 30px;
}

.product-main-image {
    margin-bottom: 20px;
}

.product-main-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px var(--shadow);
}

.product-thumbnails {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.thumbnail-item {
    width: 80px;
    height: 80px;
    border-radius: 5px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color 0.3s;
}

.thumbnail-item:hover,
.thumbnail-item.active {
    border-color: var(--primary);
}

.thumbnail-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-header {
    margin-bottom: 30px;
}

.product-title {
    font-size: 2.2rem;
    color: var(--dark);
    margin-bottom: 20px;
}

.product-price-large {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 20px;
}

.product-meta {
    display: grid;
    gap: 10px;
    margin-bottom: 20px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.meta-item strong {
    color: var(--dark);
    min-width: 60px;
}

.product-content {
    margin-bottom: 30px;
    line-height: 1.8;
}

.product-categories {
    margin-bottom: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.product-categories a {
    color: var(--primary);
    text-decoration: none;
}

.product-categories a:hover {
    text-decoration: underline;
}

.product-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-contact {
    background-color: var(--primary);
    color: white;
    padding: 12px 25px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn-contact:hover {
    background-color: var(--accent);
}

.btn-back {
    background-color: var(--secondary);
    color: white;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.btn-back:hover {
    background-color: var(--dark);
    color: white;
}

/* 関連商品 */
.related-products {
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid #eee;
}

/* ページネーション */
.pagination {
    margin-top: 50px;
    display: flex;
    justify-content: center;
}

.nav-links {
    display: flex;
    gap: 10px;
}

.nav-links a,
.nav-links span {
    display: inline-block;
    padding: 8px 15px;
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    text-decoration: none;
    color: var(--dark);
    transition: all 0.3s;
}

.nav-links a:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.nav-links .current {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* フッター */
.site-footer {
    background-color: var(--dark);
    color: white;
    padding: 60px 0 30px;
}

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

.footer-column h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--primary);
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column a {
    color: #ddd;
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-column i {
    width: 20px;
    margin-right: 10px;
    color: var(--primary);
}

.social-icons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    transition: all 0.3s;
}

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

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #aaa;
    font-size: 0.9rem;
}

/* レスポンシブデザイン */
@media (max-width: 992px) {
    .news-container {
        grid-template-columns: 1fr;
    }
    
    .hero-section h1 {
        font-size: 2.8rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    
    .menu-toggle {
        display: block;
    }
    
    #primary-menu {
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        box-shadow: 0 5px 15px var(--shadow);
        padding: 20px;
        display: none;
    }
    
    #primary-menu.active {
        display: flex;
    }
    
    .hero-section h1 {
        font-size: 2.3rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 576px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .features-section,
    .featured-products-section,
    .news-section {
        padding: 60px 0;
    }
    
    .product-actions {
        flex-direction: column;
    }
    
    .btn-contact,
    .btn-back {
        width: 100%;
        text-align: center;
    }
}