@charset "UTF-8";

/* --------------------------------------
    フロントエンド側、管理画面側ともに
    functions.phpでコンテンツの親が
    「.problem_solving-post-body」
    になるように設定
    ※投稿タイプ：problem_solving
-------------------------------------- */
:root {
    --color-on-surface: #1C1C1C;
    --color-outline: #808080;
    --color-outline-variant: #c6c6c6;
    --color-surface-container: #EEEEEE;
    --color-surface: #F9F9F9;
    --color-on-surface-variant: #474746;

    /* fs(=font-size) 24-40px */;
    --fs-24-40: clamp(1.5rem, 1.1479rem + 1.5023vw, 2.5rem);
    /* 24-32px */
    --fs-24-32: clamp(1.5rem, 1.3239rem + 0.7512vw, 2rem);
    /* 18-20px */
    --fs-18-20: clamp(1.125rem, 1.081rem + 0.1878vw, 1.25rem);
    /* space:48-80px */
    --space-48-80: clamp(3rem, 2.2958rem + 3.0047vw, 5rem);
    /* space:32-64px*/
    --space-32-64: clamp(2rem, 1.2958rem + 3.0047vw, 4rem);
}

/* .problem_solving-post-body 内に全てスタイルは記述する----------- */
.problem-solving-post-body {
    color: var(--color-on-surface);
}

.problem-solving-post-body h1,h2,h3,h4,h5,h6 {
    font-feature-settings: "palt" 1;
}


.problem-solving-post-body h1 {
    text-align: initial;
    font-weight: 700;
    font-size: var(--fluid-24-40);
    letter-spacing: .05em;
    line-height: 1.625;
    text-align: center;
    /* 見出しh1-ターム間余白 */
    margin-top: var(--space-48-80);
}
@media (max-width: 768px) {
    .problem-solving-post-body h1 {
        text-align: left;
    }
}
/* p副題:カスタムフィールド>副題が設定された場合 */
.problem-solving-post-heading__subtitle {
    margin-top: 1rem;
    font-size: 1rem;
    line-height: 2;
    font-weight: 500;
    text-align: center;
}
@media (max-width: 768px) {
    .problem-solving-post-heading__subtitle {
        text-align: left;
    }
}

/* 下線付きH2 ※目次のH２除外　*/
.problem-solving-post-body h2:not(.toc h2) {
    font-weight: 700;
    font-size: var(--fs-24-32);
    letter-spacing: .05em;
    line-height: 1.625;
    padding-bottom: 0.5rem;
    border-bottom: solid 1px var(--color-outline);
    margin-bottom: 1rem;
    /* H2,H3,H4のみtop余白つける */
    margin-top: 3rem;
}
@media (max-width: 768px) {
    .problem-solving-post-body h2:not(.toc h2) {
        line-height: 1.66;
    }
}

/* SPスタイルなし確認する */
.problem-solving-post-body h3 {
    font-weight: 700;
    font-size: var(--fs-18-20);
    letter-spacing: .05em;
    line-height: 1.5;
    margin-bottom: 1rem;
    /* H2,H3,H4のみtop余白つける */
    margin-top: 1rem;
}

.problem-solving-post-body h4,
.problem-solving-post-body h5,
.problem-solving-post-body h6 {
    font-weight: 500;
    font-size: var(--fs-18-20);
    letter-spacing: .05em;
    line-height: 1.6;
    margin-bottom: 1rem;
    /* H2,H3,H4のみtop余白つける */
    margin-top: 1rem;
}
@media (max-width: 768px) {
    .problem-solving-post-body h4,
    .problem-solving-post-body h5,
    .problem-solving-post-body h6 {
        line-height: 1.55;
    }
}

.problem-solving-post-body p:not(.toc p) {
    font-feature-settings: "palt" 0;
    line-break: strict;
    text-autospace: ideograph-alpha;
    text-align: justify;
    text-justify: inter-character;
    font-size: 1rem;
    letter-spacing: 0;
    line-height: 2;
    /* 見出しmargin-topに相殺されないようにpadding指定 */
    padding-bottom: 1rem;
}

/* サムネイル */
.problem-solving-post-body .problem-solving-thumbnail img {
    max-width: 50rem;
    width: 100%;
    aspect-ratio: 2 / 1;
    -o-object-fit: cover;
       object-fit: cover;
    -o-object-position: center;
       object-position: center;
    /* 親マージンリセット */
    margin: 0;
    margin-top: 2rem;
}
/* 画像上下余白 */
.problem-solving-post-body img {
    margin: var(--space-32-64) 0;
}
/* サムネイル下余白 */
.problem-solving-post-body .problem-solving-thumbnail {
    margin-bottom: var(--space-48-80);
}

/* 目次(.toc)の中のaタグは除外 */
.problem-solving-post-body a:not(.toc a) {
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: .5em;
    letter-spacing: .06em;
    line-height: 1.5;
    padding: .25rem 0;
    position: relative;
    display: inline-block;
    /* テキストホバーアニメ用の設定 */
    background-image: linear-gradient(
        to right,
        var(--color-outline) 50%, /* ホバー後の色（グレー） */
        var(--color-on-surface) 50% /* 初期の色（黒） */
    );
    background-size: 200% 100%;
    background-position: 100% 0; /* 最初は黒い部分を見せる */
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: background-position 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    /* アイコン分の余白を確保 */
    margin-right: 2rem;
}

.problem-solving-post-body a:not(.toc a):hover {
     /* ホバーでグレー側へスライド */
    background-position: 0 0;
}

/* アイコン（矢印）の設定 */
.problem-solving-post-body a:not(.toc a):after {
    position: absolute;
    content: '';
    width: 1.063rem;
    height: 1.125rem;
    /* 親(aタグ)の背景グラデーションをそのまま継承 */
    background: inherit;
    -webkit-background-clip: initial; /* テキスト用設定をリセット */
    background-clip: initial;
    /* 矢印の形で「マスク」をかける */
    -webkit-mask-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTciIGhlaWdodD0iMTgiIHZpZXdCb3g9IjAgMCAxNyAxOCIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4KPHBhdGggZD0iTTAuMzE3MzgzIDE3LjI4M0w3LjkxMjggOC43ODkzMkwwLjMxNzM4MyAwLjI4Mjk1OSIgc3Ryb2tlPSIjMUMxQzFDIiBzdHJva2Utd2lkdGg9IjAuODUiIHN0cm9rZS1taXRlcmxpbWl0PSIxMCIvPgo8cGF0aCBkPSJNOC43MjI2NiAxNy4yODNMMTYuMzE3IDguNzg5MzJMOC43MjI2NiAwLjI4Mjk1OSIgc3Ryb2tlPSIjMUMxQzFDIiBzdHJva2Utd2lkdGg9IjAuODUiIHN0cm9rZS1taXRlcmxpbWl0PSIxMCIvPgo8L3N2Zz4=');
    mask-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMTciIGhlaWdodD0iMTgiIHZpZXdCb3g9IjAgMCAxNyAxOCIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4KPHBhdGggZD0iTTAuMzE3MzgzIDE3LjI4M0w3LjkxMjggOC43ODkzMkwwLjMxNzM4MyAwLjI4Mjk1OSIgc3Ryb2tlPSIjMUMxQzFDIiBzdHJva2Utd2lkdGg9IjAuODUiIHN0cm9rZS1taXRlcmxpbWl0PSIxMCIvPgo8cGF0aCBkPSJNOC43MjI2NiAxNy4yODNMMTYuMzE3IDguNzg5MzJMOC43MjI2NiAwLjI4Mjk1OSIgc3Ryb2tlPSIjMUMxQzFDIiBzdHJva2Utd2lkdGg9IjAuODUiIHN0cm9rZS1taXRlcmxpbWl0PSIxMCIvPgo8L3N2Zz4=');
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    top: 55%;
    right: -1.5rem;
    transform: translateY(-50%);
}

/* -----------------------------------------
    テーブル
------------------------------------------ */
/* テーブルの親要素（スクロール設定） */
.problem-solving-post-body .wp-block-table {
    overflow-x: auto;
    position: relative; /* スクロールヒント表示の基準点 */
}
/* スクロールヒント */
.problem-solving-post-body .wp-block-table::before {
    position: relative;
    display: none;
}
@media (max-width: 768px) {
    .problem-solving-post-body .wp-block-table::before {
        display: block;
        position: absolute;
        transform: translate(50%, -50%);
        top: 50%;
        right: 50%;
        background-color: rgba(0, 0, 0, 0.4);
        color: var(--color-surface);
        text-align: center;
        font-weight: 700;
        padding: 2rem 2rem;
        border-radius: .5rem;
        transition: all .5s;
        opacity: 1;
        white-space: pre; /* content改行 */
        content: "スクロール\Aできます";
        font-size: .75rem;
    }
}
/* is-scrolledが付与された場合 */
@media (max-width: 768px) {
    .problem-solving-post-body .wp-block-table.is-scrolled::before {
        opacity: 0;
    }
}

.problem-solving-post-body .wp-block-table {
    width: 100%;
    /* SP横スクロール設定 */
    overflow-x: auto;
    /* iOSでのスクロールを滑らかにする */
    -webkit-overflow-scrolling: touch;
}
/* スクロールバーのカスタマイズ */
.problem-solving-post-body .wp-block-table::-webkit-scrollbar {
    height: rem(6);
}
.problem-solving-post-body .wp-block-table::-webkit-scrollbar-thumb {
    background-color: var(--color-outline-variant);
    border-radius: .25rem;
}

/* テーブル本体 */
.problem-solving-post-body .wp-block-table table {
    border-collapse: collapse;
    width: 100%;
    border: .063rem solid var(--color-on-surface-variant);
    line-height: 1.6;
    table-layout: fixed;
    min-width: 600px; /* ★スマホでスクロールさせるための最低限の横幅*/
}
/* セル（中身）の調整 */
.problem-solving-post-body .wp-block-table th,
.problem-solving-post-body .wp-block-table td {
    border: .063rem solid var(--color-outline-variant);
    padding: .5rem;
    word-break: break-all;
    overflow-wrap: break-word;
}

.problem-solving-post-body .wp-block-table thead {
     border-bottom: .063rem solid var(--color-outline-variant);
}

.problem-solving-post-body .wp-block-table thead th {
    background-color: var(--color-on-surface-variant);
    font-weight: 500;
    border: .063rem solid var(--color-outline-variant);
    color:  var(--color-surface);
}

/* キャプションのスタイル */
.problem-solving-post-body .wp-block-table figcaption {
    color: var(--color-outline);
    font-weight: 500;
    font-size: .75rem;
}
/* 奇数行 */
.problem-solving-post-body .wp-block-table table tbody tr:nth-child(even) {
    background-color: var(--color-surface);
}
/* 偶数行 */
.problem-solving-post-body .wp-block-table table tbody tr:nth-child(odd) {
    background-color: var(--color-surface-container);
}

.problem-solving-post-body .wp-block-table table tfoot {
    background-color: var(--color-surface);
    border-top: .063rem solid var(--color-outline-variant);
}
/* -----------------------------------------
    目次
------------------------------------------ */
.problem-solving-post-body .toc {
    padding: 2rem 2rem 1.25rem 2rem;
    background-color: var(--color-surface);
    border-radius: .5rem;
}
@media (max-width: 768px) {
    .problem-solving-post-body .toc {
        padding: 1.5rem 1.5rem .75rem 1.5rem;
    }
}

/* 目次 */
.problem-solving-post-body .toc__title {
    list-style: none;
    font-size: 1.25rem;
    line-height: 1.6;
    font-weight: 500;
    font-feature-settings: "palt" 1;
}

@media (max-width: 768px) {
    .problem-solving-post-body .toc__title {
        font-size: 1.125rem;
    }
}

/* 目次の中のulはスタイルなし */
.problem-solving-post-body .toc ul {
    list-style: none;
}

.problem-solving-post-body ul.toc__heading {
    padding-left: 1.5rem;
}

@media (max-width: 768px) {
    .problem-solving-post-body ul.toc__heading {
        padding-left: 1rem;
    }
}


/* h2>h3が入ったリンクブロック */
.problem-solving-post-body li.toc__heading-item {
    position: relative;
    padding: .75rem 0;
}

.problem-solving-post-body li.toc__heading-item:not(:last-child) {
    border-bottom: solid var(--color-surface-container) 0.063rem;
}

.toc-link-wrapper {
    display: flex;
    align-items: flex-start;
}

/* h2リンクスタイル */
.problem-solving-post-body .toc-link-wrapper a {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: .05em;
    font-feature-settings: "palt" 1;
    margin-right: 1.5rem;
}

/* ホバーアニメーション */
.problem-solving-post-body .toc-link-wrapper a,
.problem-solving-post-body li.toc__sub-heading-item a {
    background-image: linear-gradient(
        to right,
        var(--color-outline) 50%,
        var(--color-on-surface) 50%
    );
    /* テキストホバーアニメ用の設定 */
    background-size: 200% 100%;
    /* 最初は黒い部分を見せる */
    background-position: 100% 0;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: background-position 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.problem-solving-post-body .toc-link-wrapper a:hover,
.problem-solving-post-body li.toc__sub-heading-item a:hover {
    /* ホバーでグレー側へスライド */
    background-position: 0 0;

}

/* h3のul */
.problem-solving-post-body ul.toc__sub-heading {
    width: 100%;
    padding: 0 0 0 1.5rem;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-10px);
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
/* アコーディオンが開いた時 */
.problem-solving-post-body li.toc__heading-item.is-open ul.toc__sub-heading {
    /* max-heightはJSで動的に設定 */
    opacity: 1;
    transform: translateY(0);
}

.problem-solving-post-body li.toc__sub-heading-item {
    font-weight: 400;
    font-size: 0.875rem;
    letter-spacing: .05em;
    color: var(--color-on-surface);
    padding: .5rem 0 0
}

/* アコーディオン開閉トグルボタン */
.problem-solving-post-body .toc-toggle {
    display: block;
    position: absolute;
    top: 0.75rem;
    right: 0;
    bottom: 0;
    width: 1.5rem;
    height: 1.5rem;
    cursor: pointer;
}
.problem-solving-post-body .toc-toggle::before,
.problem-solving-post-body .toc-toggle::after {
    position: absolute;
    content: "";
    display: block;
    width: .75rem;
    height: .063rem;
    background-color: var(--color-on-surface);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all .3s;
}

.problem-solving-post-body .toc-toggle::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

/* 開いている時は横線だけに */
.problem-solving-post-body li.toc__heading-item.is-open .toc-toggle::after {
    transform: translate(-50%, -50%) rotate(0deg);
}