@charset "utf-8";

/* 共通 */
html {
    scroll-behavior: smooth;
}

/*  ページタイトル */
.title {
    background-image: url(../images/menu_main.jpg);
}

/* メニューナビゲーション */
.menu-nav {
    margin: 60px 0;
}

.menu-nav ul {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: nowrap;
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu-nav a {
    color: #333;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 2px;
    transition: color .3s;
    position: relative;
    display: inline-block;
    padding-bottom: 6px;
}

.menu-nav a:hover,
.menu-nav a:focus-visible {
    color: #8b5a2b;
}

.menu-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #8b5a2b;
    transition: width .3s;
}

.menu-nav a:hover::after,
.menu-nav a:focus-visible::after {
    width: 100%;
}

/*  メニュー一覧　*/

.menu-category {
    max-width: 900px;
    margin: 80px auto;
    padding: 0 20px;
    scroll-margin-top: 90px;
}

.menu-category:first-of-type {
    margin-top: 15px;
}

.menu-category h2 {
    font-size: 32px;
    color: #8b5a2b;
    margin-bottom: 5px;
    letter-spacing: 2px;
}

.subtitle {
    color: #777;
    margin-bottom: 30px;
    font-size: 15px;
}

.price-note {
    max-width: 1000px;
    margin: 15px auto 30px;
    padding: 0 20px;
    text-align: right;
    font-size: 0.9rem;
    color: #666;
    font-style: italic;
}

.sauce-description {
    max-width: 700px;
    margin: 0 auto 30px;
    padding: 18px 0;
    text-align: center;
    line-height: 1.9;
    color: #666;
    border-top: 1px solid #ddd;
    border-bottom: 1px solid #ddd;
    font-size: 15px;
    letter-spacing: 0.05em;
}

.category-image {
    width: 100%;
    height: 260px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 30px;
    display: block;
}

/* 箇条書き */
/* ２段組にする */
.menu-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 40px;
}

.menu-list li {
    display: flex;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px dashed #ccc;
}

.menu-name {
    font-size: 18px;
    line-height: 1.6;
}

.menu-price {
    font-size: 18px;
    font-weight: bold;
    color: #8b5a2b;
    white-space: nowrap;
}

.fettuccine-note {
    font-size: 13px;
    color: #4c8b5a;
    margin-top: 3px;
    line-height: 1.5;
    font-weight: bold;
}

/*  フッター　*/
.footer {
    margin-top: 100px;
}

/*  ページトップボタン　*/
.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 60px;
    height: 60px;
    background-color: #8b5a2b;
    color: #fff;
    text-decoration: none;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .2);
    opacity: 0;
    visibility: hidden;
    transition: all .3s ease;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover,
.back-to-top:focus-visible {
    background-color: #6f4420;
    transform: translateY(-4px);
}

/* レスポンシブ */
@media (max-width: 768px) {

    /*  メニューナビゲーション  */
    .menu-nav {
        margin: 40px 0;
    }

    .menu-nav ul {
        flex-wrap: wrap;
        column-gap: 18px;
        row-gap: 20px;
        padding: 0 15px;
    }

    .menu-nav a {
        font-size: 15px;
        letter-spacing: 1px;
        padding-bottom: 4px;
    }

    /*  カテゴリーセクション  */
    .menu-category {
        margin: 50px auto;
        scroll-margin-top: 60px;
    }

    .menu-category h2 {
        font-size: 26px;
    }

    /*  ソースの説明文  */
    .sauce-description {
        margin-bottom: 30px;
        padding: 16px 15px;
        font-size: 14px;
        line-height: 1.8;
    }

    .category-image {
        height: 200px;
    }

    /*  メニュー一覧（縦並び化）  */
    .menu-list {
        grid-template-columns: 1fr;
    }

    .menu-list li {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 16px;
        padding: 12px 0;
    }

    .menu-name {
        font-size: 16px;
        flex: 1;
    }

    .menu-price {
        font-size: 16px;
        white-space: nowrap;
        text-align: right;
    }

    /*  ページトップボタン  */
    .back-to-top {
        right: 20px;
        bottom: 20px;
        width: 50px;
        height: 50px;
    }

}