/*共通コンテナ*/
.container{
width: 90%;
max-width: 1200px;
margin-left: auto;
margin-right: auto;
}


/*固定ヘッダー*/
.site-header{
    position:sticky;
    top:0;
    width: 100%;
    background-color: var(--color-base);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05) ;
    z-index: 1000;
}

.site-header .container{
display: flex;
justify-content: space-between;
align-items: center;
padding: clamp(10px,1.5vw,15px);
}

.logo {
display: flex;
flex-direction: row;
align-items: center;
}


                                                    .logo img {
                                                    height: 60px;
                                                    width: auto;
                                                    display: block;
                                                    }

                                                    @media screen and (max-width: 768px) {
                                                    .logo img {
                                                        height: 40px;
                                                    }
                                                    }




.logo a{
font-size: clamp(18px,2.5vw,28px);
font-weight: 700;
color: var(--color-text);
}

.site-nav ul{
    display:flex;
    gap: clamp(18px,2.5vw,28px);
    list-style-type:none;
    margin: 0;
    padding: 0;

}

.site-nav ul a{
    font-weight: 700;
}

.site-nav ul a:hover{
    color: var(--color-accent);
}



.section{
    padding-top: clamp(60px,8vw,120px);
    padding-bottom: clamp(60px,8vw,120px);  


}


.section h2{
    margin-bottom: clamp(20px,3vw,40px);
    text-align: center;
}

.section h3{
    margin-bottom: clamp(20px,3vw,40px);
}


.asection p{

}


.side-fixed-btn{
    position: fixed;
    right: 0;
    top:40%;
    z-index:9999;
}

.side-fixed-btn a{
    background-color: rgb(183, 18, 34);
    background-image: linear-gradient(rgb(103, 3, 33),rgb(152, 40, 98));
    color: var(--color-base);
    padding: 10px 8px;
writing-mode: vertical-rl;
border-radius: 8px 0 0 8px ;
font-weight:700;
box-shadow:0 2px 6px rgba(0, 0, 0, 0.03);
display: flex;
flex-direction: row;
align-items: center;
justify-content: center;
gap:5px;
transition: transform 0.3s ease;

}
.side-fixed-btn a:hover{
    transform: translateY(-3px);
}
.side-fixed-btn a img{
    width: 20px;
    height: 20px;
}

@media(max-width:768px){
.side-fixed-btn{
    bottom: 8px;
    top:auto;
    left:0;
    right:0;
    width:100vw;
    margin-inline:auto ;
 }


.side-fixed-btn a{
    writing-mode: horizontal-tb;
    border-radius: 8px;
    width: 100%;
}

}

footer{
    background-color: var(--color-gray);
    padding-top: clamp(20px,4vw,40px);
    padding-bottom: clamp(20px,4vw,40px);
}


.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer .footer-logo{
    font-weight: 700;
}