.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    position: relative;
    margin-top: -56px; /* ナビゲーションバーの高さを相殺 */
}

.hero-content {
    text-align: center;
    color: white;
    z-index: 1;
    padding: 2rem;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.4;
    font-weight: bold;
}

.hero-title .kanji {
    font-size: 3rem;
}

.hero-title .kana {
    font-size: 2rem;
}

:root {
    --dark-bg: #1a1a1a;
    --gold: #c5a47e;
    --light-text: #ffffff;
}

body {
    background-color: var(--dark-bg);
    color: var(--light-text);
    font-family: 'Playfair Display', serif;
}

.navbar {
    background-color: rgba(26, 26, 26, 0.95) !important;
    padding: 10px 0;
}

.navbar-brand, .nav-link {
    color: var(--light-text) !important;
    font-size: 1.2rem;
}

.nav-link:hover {
    color: var(--gold) !important;
}

.btn-gold {
    background-color: var(--gold);
    color: var(--dark-bg);
    padding: 12px 30px;
    border: none;
    transition: all 0.3s ease;
}

.btn-gold:hover {
    background-color: #b08d65;
    transform: translateY(-2px);
}

.product-card {
    background-color: #2a2a2a;
    border: none;
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

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

.product-img {
    height: 300px;
    object-fit: cover;
}

.product-title {
    color: var(--light-text);
    font-size: 1.5rem;
}

.product-price {
    color: var(--gold);
    font-size: 1.2rem;
}

.section-title {
    color: var(--gold);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.contact-form input,
.contact-form textarea {
    background-color: #2a2a2a;
    border: 1px solid #3a3a3a;
    color: var(--light-text);
    padding: 12px;
}

.contact-form input:focus,
.contact-form textarea:focus {
    background-color: #2a2a2a;
    border-color: var(--gold);
    color: var(--light-text);
    box-shadow: none;
}

.footer {
    background-color: #2a2a2a;
    padding: 2rem 0;
    margin-top: 5rem;
}

.footer p {
    margin-bottom: 1rem;
}

.footer .list-inline-item:not(:last-child) {
    margin-right: 1.5rem;
}

.footer a {
    color: var(--light-text);
    text-decoration: none;
}

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

.smooth-scroll {
    scroll-behavior: smooth;
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.company-info dl {
    margin-bottom: 2rem;
}

.company-info dt {
    color: var(--gold);
    font-weight: bold;
    margin-top: 1.5rem;
}

.company-info dd {
    margin-left: 0;
    margin-top: 0.5rem;
    line-height: 1.6;
}

.section-image {
    max-width: 100%;
    margin: 2rem 0;
}

.section-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border: 1px solid var(--gold);
}

.legal-content {
    max-width: 800px;
    margin: 0 auto;
}

.legal-content h2 {
    color: var(--gold);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.legal-content h3 {
    color: var(--gold);
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content p, .legal-content ul {
    margin-bottom: 1rem;
    line-height: 1.6;
}

.legal-content ul {
    padding-left: 1.5rem;
}

.legal-content dl {
    margin-bottom: 2rem;
}

.legal-content dt {
    color: var(--gold);
    font-weight: bold;
    margin-top: 1.5rem;
}

.legal-content dd {
    margin-left: 0;
    margin-top: 0.5rem;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-title .kanji {
        font-size: 2rem;
    }
    
    .hero-title .kana {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .footer .list-inline-item:not(:last-child) {
        margin-right: 1rem;
    }
    
    .company-info dt {
        margin-top: 1rem;
    }
    
    .legal-content {
        padding: 0 1rem;
    }
}