.header-container {
    background-color: #001D49;
}

.logo img {
    width: 100px;
    padding: 10px;
}

.header-top {
    display: flex;
    max-width: 1110px;
    margin: 0 auto;
    padding: 0 20px;
    align-items: center;
    margin-bottom: 15px;
}

.logo {
    width: 125px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    font-weight: bold;
    color: #1a3a5c;
}

.catchcopy {
    display: flex;
    flex-direction: column;
    font-family: "MS明朝", "游明朝", serif;
}

.catchcopy-sub {
    font-size: 15px;
    color: #d4af37;
    letter-spacing: 2px;
}

.catchcopy-main {
    font-size: 28px;
    font-weight: bold;
    letter-spacing: 3px;
    color: #FFF;
}

/* 下段：最安値保証バナー */
.price-guarantee {
    background: linear-gradient(90deg, #fff3cd 0%, #f5ecca 100%);
    color: #1a3a5c;
    padding: 15px 30px;
    border-radius: 8px;
    text-align: center;
    font-weight: bold;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    width: 85%;
    max-width: 800px;
    margin: 0 auto;
}

.price-guarantee-title {
    font-size: 24px;
    margin-bottom: 5px;
}

.price-guarantee-detail {
    font-size: 16px;
    font-weight: normal;
}

.br-sp {
    display: none;
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        align-items: center;
    }
    
    .logo {
        width: 150px;
        height: 60px;
    }

    .logo img {
        width: 70px;
        padding: 5px;
    }
    
    .catchcopy-main {
        font-size: 22px;
    }
    
    .price-guarantee {
        padding: 12px 20px;
        margin-bottom: 20px;
    }
    
    .price-guarantee-title {
        font-size: 16px;
    }
    
    .price-guarantee-detail {
        font-size: 12px;
    }

    .br-sp {
        display: block;
    }
}