/* =============================================================================
   製品情報ページ専用スタイル (product.css)
   ============================================================================= */

/* ヒーローセクション */
.product-hero {
    position: relative;
    height: 289px;
    background: url('../images/product-hero-bg.png') center/cover no-repeat;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(35, 35, 35, 0.3);
    z-index: 1;
}

.product-hero .container {
    position: relative;
    z-index: 2;
    height: 100%;
}

/* ナビゲーション */
.hero-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 44px;
    padding-left: 51px;
    padding-right: 51px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 13px;
}

.nav-logo img {
    width: 39.317px;
    height: 31.899px;
}

.nav-company-name img {
    width: 172.075px;
    height: 20.345px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 154px;
    height: 50px;
    font-family: 'Toppan Bunkyu Mincho', serif;
    font-size: 15px;
    color: white;
    text-decoration: none;
    text-align: center;
    transition: background-color 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-active {
    background-color: rgba(255, 255, 255, 0.2);
}

.nav-contact {
    border: 0.5px solid white;
    width: 137px;
    margin-left: 17px;
}

/* メインコンテンツ */
.product-content {
    padding: 80px 0;
    background-color: white;
}

.product-content .container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 157px;
}

/* セクションタイトル */
.section-title {
    font-family: 'Toppan Bunkyu Midashi Mincho', serif;
    font-weight: 800;
    font-size: 28px;
    color: #232323;
    margin-bottom: 66px;
}

/* archive-product.php 特有のスタイル（古いバージョンとの互換性） */
.product-placeholder {
    background-color: #b4bbcd;
    height: 334px;
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 89px;
}

.tag-label {
    font-family: 'Toppan Bunkyu Midashi Mincho', serif;
    font-weight: 800;
    font-size: 12px;
    color: #232323;
    padding: 0 12px;
    line-height: 1;
}

/* フッター */
.product-footer {
    background-color: #232323;
    padding: 129px 0 91px;
}

.product-footer .container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 105px;
}

/* レスポンシブ対応 */
@media (max-width: 1200px) {
    .product-content .container {
        padding: 0 80px;
    }
}

@media (max-width: 968px) {
    .hero-nav {
        flex-direction: column;
        gap: 20px;
        padding: 30px 20px 0;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    
    .nav-link {
        width: 120px;
        font-size: 14px;
    }
    
    .nav-contact {
        width: 110px;
        margin-left: 0;
    }
    
    .product-content {
        padding: 60px 0;
    }
    
    .product-content .container {
        padding: 0 40px;
    }
    
    .section-title {
        font-size: 24px;
        margin-bottom: 40px;
    }
    
    .product-footer .container {
        padding: 0 30px;
    }
}

@media (max-width: 768px) {
    .product-hero {
        height: 220px;
    }
    
    .nav-brand {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .nav-menu {
        display: none;
    }
    
    .product-content .container {
        padding: 0 30px;
    }
    
    .product-placeholder {
        height: 280px;
        padding-bottom: 70px;
    }
    
    .product-footer {
        padding: 60px 0 40px;
    }
}

@media (max-width: 480px) {
    .product-hero {
        height: 180px;
    }
    
    .product-content {
        padding: 40px 0 60px;
    }
    
    .product-content .container {
        padding: 0 20px;
    }
    
    .section-title {
        font-size: 20px;
        margin-bottom: 30px;
    }
    
    .product-placeholder {
        height: 250px;
        padding-bottom: 60px;
    }
    
    .product-title {
        font-size: 14px;
    }
}