/**
 * Mobile Fix Navigation
 * Lightning G3 Pro Unit の vk-mobile-fix-nav の代替
 */

/* =============================================================================
   モバイル固定ナビゲーション
   ============================================================================= */

.my-mobile-fix-nav {
    display: none; /* デフォルトは非表示（PCでは表示しない） */
}

/* タブレット・スマホのみ表示 */
@media (max-width: 991.98px) {
    .my-mobile-fix-nav {
        display: block;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: #fff;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
        z-index: 9999;
    }

    .my-mobile-fix-nav__list {
        display: flex;
        justify-content: space-around;
        align-items: stretch;
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .my-mobile-fix-nav__item {
        flex: 1;
        display: flex;
    }

    .my-mobile-fix-nav__link {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        padding: 10px 5px 8px;
        color: #337ab7;
        text-decoration: none;
        transition: background-color 0.2s, color 0.2s;
        border-right: 1px solid #e5e5e5;
    }

    .my-mobile-fix-nav__item:last-child .my-mobile-fix-nav__link {
        border-right: none;
    }

    .my-mobile-fix-nav__link:hover,
    .my-mobile-fix-nav__link:focus {
        background-color: #f5f5f5;
        color: #23527c;
        text-decoration: none;
    }

    .my-mobile-fix-nav__icon {
        font-size: 20px;
        line-height: 1;
        margin-bottom: 4px;
    }

    .my-mobile-fix-nav__text {
        font-size: 10px;
        line-height: 1.2;
        font-weight: 500;
    }

    /* body にパディングを追加してコンテンツが隠れないようにする */
    body {
        padding-bottom: 60px !important;
    }

    /* ページトップボタンの位置調整 */
    .my-pagetop,
    .pagetop,
    .vk_pagetop,
    #pagetop {
        bottom: 70px !important;
    }
}

/* 小さいスマホ向け */
@media (max-width: 374px) {
    .my-mobile-fix-nav__icon {
        font-size: 18px;
    }

    .my-mobile-fix-nav__text {
        font-size: 9px;
    }

    .my-mobile-fix-nav__link {
        padding: 8px 3px 6px;
    }
}

/* =============================================================================
   カラーバリエーション（必要に応じてカスタマイズ）
   ============================================================================= */

/* プライマリーカラーを使用する場合 */
/*
.my-mobile-fix-nav__link {
    color: var(--vk-color-primary, #337ab7);
}

.my-mobile-fix-nav__link:hover,
.my-mobile-fix-nav__link:focus {
    color: var(--vk-color-primary-dark, #23527c);
}
*/

/* ダークテーマ */
/*
.my-mobile-fix-nav {
    background: #333;
}

.my-mobile-fix-nav__link {
    color: #fff;
    border-right-color: #444;
}

.my-mobile-fix-nav__link:hover,
.my-mobile-fix-nav__link:focus {
    background-color: #444;
    color: #fff;
}
*/

/* =============================================================================
   アニメーション（オプション）
   ============================================================================= */

@media (max-width: 991.98px) {
    .my-mobile-fix-nav__link:active {
        transform: scale(0.95);
    }

    .my-mobile-fix-nav__icon i {
        transition: transform 0.2s;
    }

    .my-mobile-fix-nav__link:hover .my-mobile-fix-nav__icon i {
        transform: scale(1.1);
    }
}

/* =============================================================================
   アクセシビリティ
   ============================================================================= */

.my-mobile-fix-nav__link:focus {
    outline: 2px solid #337ab7;
    outline-offset: -2px;
}

.my-mobile-fix-nav__link:focus:not(:focus-visible) {
    outline: none;
}

.my-mobile-fix-nav__link:focus-visible {
    outline: 2px solid #337ab7;
    outline-offset: -2px;
}