@charset "UTF-8";
/*
    Template: swell
    Theme Name: UNTITLED ROOM View Layer
    Theme URI: https://untitled-room.com
    Description: UNTITLED ROOM サイトのテンプレート層
    Version: 1.0.0
    Author: 東雲
    Author URI: https://untitled-room.com

    License: GNU General Public License
    License URI: http://www.gnu.org/licenses/gpl.html



/* ========================================
   Narrative 縦書きレイアウト（個別記事）
   ======================================== */

/* Bodyリセット - 親テーマスタイルの無効化 */
body.narrative-body-class {
    margin: 0 !important;
    padding: 0 !important;
    background-color: #ffffff !important;
    overflow: visible !important;
    /* スクロールを絶対に有効化 */
    height: auto !important;
}

/* ========================================
   Progress Bar
   ======================================== */
.ur-progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    z-index: 2000;
    pointer-events: none;
    background: transparent;
    display: flex;
    justify-content: flex-start;
}

/* Narrative (縦書き) の場合は右から左へ */
body.narrative-body-class .ur-progress-bar {
    left: auto;
    right: 0;
    justify-content: flex-end;
}



.ur-progress-bar__inner {
    height: 100%;
    width: 0%;
    background-color: #1a1a1a;
    transition: width 0.1s ease-out;
}

html {
    overflow: visible !important;
    height: auto !important;
}

body.narrative-body-class #container,
body.narrative-body-class .l-container,
body.narrative-body-class #header,
body.narrative-body-class #footer,
body.narrative-body-class .l-sidebar {
    display: none;
}

/* 記事ページ（single系）では共通ヘッダーを固定表示にする */
body.single .ur-header,
body.narrative-body-class .ur-header {
    position: fixed;
}

/* 記事ページではPCでもハンバーガーを表示 */
body.single .ur-header__hamburger,
body.narrative-body-class .ur-header__hamburger {
    display: flex !important;
}

@media (min-width: 768px) {

    /* PCでのモバイルメニュー（ドロワー）の振る舞い調整 */
    body.single .ur-mobile-menu,
    body.narrative-body-class .ur-mobile-menu {
        width: 400px;
        left: auto;
        right: 0;
        border-left: 1px solid #eee;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.02);
    }

    /* PCではグローバルナビを隠し、記事リストのみ表示 */
    body.single .ur-mobile-menu__nav,
    body.narrative-body-class .ur-mobile-menu__nav {
        display: none;
    }

    body.single .ur-mobile-menu__dynamic,
    body.narrative-body-class .ur-mobile-menu__dynamic {
        border-top: none;
        padding-top: 0;
        margin-top: 0;
        opacity: 1 !important;
        transform: none !important;
    }

    body.single .ur-mobile-menu__container,
    body.narrative-body-class .ur-mobile-menu__container {
        padding-top: 6rem;
    }
}




/* ============================
   全体を垂直方向（通常）のスクロールにする
   「下に落ちていく」ような縦書きレイアウト
   ============================ */
.narrative-article {
    writing-mode: horizontal-tb;
    -webkit-writing-mode: horizontal-tb;

    position: relative;
    width: 100%;
    background-color: #ffffff;
}

.narrative-container {
    display: block;
    width: 95%;
    max-width: 1100px;
    margin: 0 auto !important;
    padding: 20vh 0 10vh;
    /* 左右のpaddingを0にして中央寄せを確実に */
    box-sizing: border-box;
    text-align: right;
}

/* ヘッダー部分 */
.narrative-header {
    display: inline-flex;
    flex-direction: row-reverse;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 12rem;
    width: auto;
    writing-mode: horizontal-tb;
    -webkit-writing-mode: horizontal-tb;
}

.narrative-header-inner {
    writing-mode: vertical-rl;
    -webkit-writing-mode: vertical-rl;
    display: block;
}

.narrative-date {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-align: left;
    margin-left: 2.5rem;
    font-family: 'Shippori Mincho', serif;
}

.narrative-title {
    display: block;
    font-size: 2rem;
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.2em;
    color: #1a1a1a;
    font-family: 'Shippori Mincho', serif;
}

/* ビジュアル要素 */
.narrative-visual {
    display: block;
    margin-right: 8rem;
}

.narrative-visual-inner {
    width: 600px;
    max-width: 45vw;
    background: #fff;
    padding: 1.5rem 1.5rem 2rem 1.5rem;
    position: relative;
}

.narrative-visual img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    max-height: 60vh;
    filter: grayscale(15%);
    transition: filter 0.8s ease;
}

.narrative-visual img:hover {
    filter: grayscale(0%);
}

.narrative-visual-credit {
    position: absolute;
    bottom: 0.8rem;
    left: 1.5rem;
    font-size: 0.55rem;
    color: #aaa;
    font-family: 'DM Sans', sans-serif;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

.narrative-visual-credit a {
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid transparent;
}

.narrative-visual-credit a:hover {
    border-bottom-color: #999;
}

/* 末尾のビジュアル */
.narrative-footer-visual {
    display: block;
    margin: 2rem auto 0;
    writing-mode: horizontal-tb;
    -webkit-writing-mode: horizontal-tb;
    text-align: center;
}

.narrative-footer-visual .narrative-visual-inner {
    width: 800px;
    /* さらに大きく */
    max-width: 90vw;
    margin: 0 auto;
}

/* 縦書き本文のブロック化 */
.narrative-body {
    display: block;
    width: 100%;
    text-align: right;
}

/* 不要な要素の非表示 */
.p-toc,
.p-toc-double,
.swell-block-postIndex,
.narrative-body hr,
.narrative-body .wp-block-separator {
    display: none !important;
}

/* Narrative 縦書き本文：右から左へ流れ、下に落ちていく「小説風」レイアウト */
.narrative-body {
    display: flex !important;
    flex-flow: row-reverse wrap !important;
    justify-content: flex-start !important;
    align-items: flex-start !important;
    width: 100% !important;
    max-width: 1100px !important;
    margin: 0 auto !important;
    padding: 4rem 2vw !important;
    direction: ltr !important;
}

/* Scroll Hint (Mobile) */
.narrative-scroll-hint {
    display: none;
}

/* 共通：縦書き設定とフォント */
.narrative-body p,
.narrative-body h2,
.narrative-body h3,
.narrative-body .wp-block-heading {
    writing-mode: vertical-rl !important;
    -webkit-writing-mode: vertical-rl !important;
    text-orientation: upright !important;
    -webkit-text-orientation: upright !important;

    font-family: 'Shippori Mincho', serif !important;
    text-align: left !important;
    /* 縦書きにおける「天（上）寄せ」 */

    flex: 0 0 auto !important;
    height: 38rem !important;
    max-height: 75vh !important;
    margin: 0 0 12rem 1.5rem !important;
}

/* ブロックエディタの配置設定を優先（署名の下寄せ等に使用） */
.narrative-body p.has-text-align-right {
    text-align: right !important;
    padding-bottom: 1rem;
}

/* 署名の分離を防ぐ結合スタイル（PC用） */
.narrative-signature-group {
    display: flex !important;
    flex-flow: row-reverse nowrap !important;
    /* 絶対に折り返さない */
    align-items: flex-start !important;
    flex: 0 0 auto !important;
    height: 38rem !important;
    max-height: 75vh !important;
    margin-bottom: 12rem !important;
    /* ブロック間の間隔を維持 */
}

.narrative-signature-group p {
    margin-bottom: 0 !important;
}

.narrative-signature-group p:last-child {
    margin-left: 3.5rem !important;
    /* 署名前の余白 */
}

/* 段落 */
.narrative-body p {
    font-size: 1.1rem;
    line-height: 2.3;
    letter-spacing: 0.05em;
    color: #1a1a1a;
}

/* 見出し */
.narrative-body h2,
.narrative-body h2.wp-block-heading,
.narrative-body h3,
.narrative-body h3.wp-block-heading {
    height: 38rem !important;
    min-height: 15rem !important;
    margin-left: 2.6rem !important;
    margin-right: 2rem !important;
    font-weight: 600 !important;
    color: #1a1a1a;
}

.narrative-body h2,
.narrative-body h2.wp-block-heading {
    font-size: 1.75rem;
    letter-spacing: 0.15em;
}

.narrative-body h3,
.narrative-body h3.wp-block-heading {
    font-size: 1.6rem;
    letter-spacing: 0.2em;
}

/* リンク */
.narrative-body a {
    color: #1a1a1a;
    text-decoration: underline;
    text-decoration-color: rgba(26, 26, 26, 0.3);
    text-underline-offset: 0.2em;
    transition: text-decoration-color 0.3s ease;
}

.narrative-body a:hover {
    text-decoration-color: rgba(26, 26, 26, 0.8);
}


/* ========================================
   レスポンシブ対応
   ======================================== */

@media (max-width: 768px) {
    body.narrative-body-class {
        overflow-y: hidden !important;
        /* 縦スクロールを禁止 */
    }

    .narrative-article {
        width: 100vw;
        height: 100vh;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        display: block;
        background: #fff;
    }

    .narrative-container {
        display: flex !important;
        flex-direction: row-reverse !important;
        flex-wrap: nowrap !important;
        width: max-content !important;
        max-width: none !important;
        height: 100%;
        min-width: 100vw;
        margin: 0 !important;
        padding: 0 15vw !important;
        align-items: center;
        /* 垂直方向中央寄せ */
        text-align: right;
    }

    /* ヘッダー */
    .narrative-header {
        margin: 0 0 0 6rem !important;
        flex: 0 0 auto;
    }

    .narrative-date {
        font-size: 0.65rem;
        margin-left: 1rem;
    }

    .narrative-title {
        font-size: 1.3rem;
    }

    .narrative-visual {
        margin-left: 4rem !important;
        margin-right: 0 !important;
    }

    .narrative-visual-inner {
        width: 70vw !important;
        max-width: none !important;
    }

    /* 本文 */
    .narrative-body {
        display: block !important;
        writing-mode: vertical-rl !important;
        -webkit-writing-mode: vertical-rl !important;
        width: auto !important;
        max-width: none !important;
        height: 65vh !important;
        margin: 0 !important;
        padding: 0 !important;
        flex: 0 0 auto !important;
    }

    .narrative-body p,
    .narrative-body h2,
    .narrative-body h3 {
        display: block !important;
        height: 100% !important;
        margin: 0 0 0 1.8rem !important;
        font-size: 1.05rem !important;
        line-height: 2.2 !important;
        max-height: none !important;
    }

    .narrative-body h2,
    .narrative-body h3 {
        margin-left: 3.5rem !important;
        font-weight: 600 !important;
    }

    /* モバイルでは結合を解除して自然に流す */
    .narrative-signature-group {
        display: block !important;
        height: auto !important;
        margin: 0 !important;
        flex: none !important;
    }

    .narrative-signature-group p:last-child {
        margin-left: 1.8rem !important;
    }

    /* 文末ビジュアル */
    .narrative-footer-visual {
        margin: 0 6rem 0 0 !important;
        flex: 0 0 auto;
    }

    .narrative-footer-visual .narrative-visual-inner {
        width: 80vw !important;
    }

    /* Scroll Hint (Mobile) */
    .narrative-scroll-hint {
        display: flex;
        flex-direction: row-reverse;
        align-items: center;
        position: fixed;
        bottom: 2rem;
        left: 2rem;
        z-index: 1000;
        pointer-events: none;
        transition: opacity 0.6s ease, visibility 0.6s;
    }

    .narrative-scroll-hint.is-hidden {
        opacity: 0;
        visibility: hidden;
    }

    .narrative-scroll-hint__text {
        font-family: 'Bodoni Moda', 'DM Sans', sans-serif;
        font-size: 0.65rem;
        text-transform: uppercase;
        letter-spacing: 0.2rem;
        color: #999;
        margin-right: 0;
    }

    .narrative-scroll-hint__arrow {
        width: 60px;
        height: 1px;
        background-color: #eee;
        position: relative;
        margin-right: 0.5rem;
        /* Gap between line and text */
    }

    .narrative-scroll-hint__arrow::after {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 100%;
        height: 100%;
        background-color: #1a1a1a;
        animation: narrative-arrow-slide 2.5s infinite cubic-bezier(0.4, 0, 0.2, 1);
        transform-origin: right center;
    }


    @keyframes narrative-arrow-slide {
        0% {
            transform: scaleX(0);
            transform-origin: right center;
        }

        40% {
            transform: scaleX(1);
            transform-origin: right center;
        }

        60% {
            transform: scaleX(1);
            transform-origin: left center;
        }

        100% {
            transform: scaleX(0);
            transform-origin: left center;
        }
    }
}


/* 印刷時の対応 */
@media print {
    .narrative-article {
        writing-mode: vertical-rl;
        overflow: visible;
        height: auto;
    }

    .narrative-body {
        height: auto;
        overflow: visible;
    }

    .narrative-menu-toggle,
    .narrative-drawer,
    .narrative-drawer-overlay {
        display: none;
    }
}

/* ========================================
   Narrative アーカイブページ
   ======================================== */

.narrative-archive {
    min-height: 100vh;
    background-color: #fafafa;
    padding: 4rem 0;
}

.narrative-archive-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* アーカイブヘッダー */
.narrative-archive-header {
    margin-bottom: 4rem;
    text-align: center;
}

.narrative-archive-title {
    font-size: 2.5rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: #1a1a1a;
    margin: 0 0 1rem 0;
    font-family: 'Shippori Mincho', 'YuMincho', 'Yu Mincho', serif;
}

.narrative-archive-description {
    font-size: 0.9rem;
    color: #666;
    letter-spacing: 0.05em;
}

/* グリッドレイアウト */
.narrative-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

/* カード */
.narrative-card {
    background: #ffffff;
    border-radius: 0;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.narrative-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.narrative-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.narrative-card-thumbnail {
    width: 100%;
    height: 240px;
    overflow: hidden;
    background-color: #f5f5f5;
}

.narrative-card-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.narrative-card:hover .narrative-card-thumbnail img {
    transform: scale(1.05);
}

.narrative-card-content {
    padding: 1.5rem;
}

.narrative-card-date {
    display: block;
    font-size: 0.75rem;
    color: #999;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.narrative-card-title {
    font-size: 1.25rem;
    font-weight: 400;
    line-height: 1.6;
    color: #1a1a1a;
    margin: 0 0 0.75rem 0;
    letter-spacing: 0.05em;
    font-family: 'Shippori Mincho', 'YuMincho', 'Yu Mincho', serif;
}

.narrative-card-excerpt {
    font-size: 0.9rem;
    line-height: 1.7;
    color: #666;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ページネーション */
.narrative-pagination {
    margin-top: 4rem;
    text-align: center;
}

.narrative-pagination .nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.narrative-pagination a,
.narrative-pagination .current {
    display: inline-block;
    padding: 0.5rem 1rem;
    color: #1a1a1a;
    text-decoration: none;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.narrative-pagination a:hover {
    background-color: #1a1a1a;
    color: #ffffff;
    border-color: #1a1a1a;
}

.narrative-pagination .current {
    background-color: #1a1a1a;
    color: #ffffff;
    border-color: #1a1a1a;
}

/* 投稿がない場合 */
.narrative-no-posts {
    text-align: center;
    color: #999;
    padding: 4rem 0;
    font-size: 1rem;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .narrative-archive {
        padding: 2rem 0;
    }

    .narrative-archive-container {
        padding: 0 1rem;
    }

    .narrative-archive-header {
        margin-bottom: 2rem;
    }

    .narrative-archive-title {
        font-size: 2rem;
    }

    .narrative-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }

    .narrative-card-thumbnail {
        height: 200px;
    }

    .narrative-pagination {
        margin-top: 2rem;
    }
}

/* ========================================
   Loading Screen & Transitions
   ======================================== */
.ur-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s;
    pointer-events: none;
}

.ur-loader.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.ur-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.ur-loader__content {
    text-align: center;
}

.ur-loader__logo {
    font-family: 'Bodoni Moda', 'Shippori Mincho', serif;
    font-size: 2rem;
    letter-spacing: 0.3em;
    color: #1a1a1a;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.ur-loader.is-visible .ur-loader__logo {
    opacity: 1;
    transform: translateY(0);
}

.ur-loader__progress {
    width: 120px;
    height: 1px;
    background-color: #eeeeee;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.ur-loader__progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-color: #1a1a1a;
    animation: ur-loader-progress 2s infinite cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes ur-loader-progress {
    0% {
        left: -100%;
    }

    50% {
        left: 0;
    }

    100% {
        left: 100%;
    }
}

/* Page Transition Fade */
.ur-header,
.ur-front-page,
.narrative-article,
.narrative-archive,
.narrative-archive-container,
.ur-footer {
    opacity: 0;
    transition: opacity 1.2s ease;
}

body.is-loaded .ur-header,
body.is-loaded .ur-front-page,
body.is-loaded .narrative-article,
body.is-loaded .narrative-archive,
body.is-loaded .narrative-archive-container,
body.is-loaded .ur-footer {
    opacity: 1;
}

body.is-transitioning .ur-header,
body.is-transitioning .ur-front-page,
body.is-transitioning .narrative-article,
body.is-transitioning .narrative-archive,
body.is-transitioning .narrative-archive-container,
body.is-transitioning .ur-footer {
    opacity: 0;
    transition: opacity 0.5s ease;
}

/* Archive Pagination */
.narrative-pagination {
    margin-top: 4rem;
    text-align: center;
}

.narrative-pagination .nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.narrative-pagination a,
.narrative-pagination .current {
    display: inline-block;
    padding: 0.5rem 1rem;
    color: #1a1a1a;
    text-decoration: none;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
}

.narrative-pagination a:hover {
    background-color: #1a1a1a;
    color: #ffffff;
    border-color: #1a1a1a;
}

.narrative-pagination .current {
    background-color: #1a1a1a;
    color: #ffffff;
    border-color: #1a1a1a;
}

/* 投稿がない場合 */
.narrative-no-posts {
    text-align: center;
    color: #999;
    padding: 4rem 0;
    font-size: 1rem;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .narrative-archive {
        padding: 2rem 0;
    }

    .narrative-archive-container {
        padding: 0 1rem;
    }

    .narrative-archive-header {
        margin-bottom: 2rem;
    }

    .narrative-archive-title {
        font-size: 2rem;
    }

    .narrative-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-bottom: 2rem;
    }

    .narrative-card-thumbnail {
        height: 200px;
    }

    .narrative-pagination {
        margin-top: 2rem;
    }
}

/* ========================================
   Loading Screen & Transitions
   ======================================== */
.ur-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s;
    pointer-events: none;
}

.ur-loader.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.ur-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.ur-loader__content {
    text-align: center;
}

.ur-loader__logo {
    font-family: 'Bodoni Moda', 'Shippori Mincho', serif;
    font-size: 2rem;
    letter-spacing: 0.3em;
    color: #1a1a1a;
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.ur-loader.is-visible .ur-loader__logo {
    opacity: 1;
    transform: translateY(0);
}

.ur-loader__progress {
    width: 120px;
    height: 1px;
    background-color: #eeeeee;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.ur-loader__progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background-color: #1a1a1a;
    animation: ur-loader-progress 2s infinite cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes ur-loader-progress {
    0% {
        left: -100%;
    }

    50% {
        left: 0;
    }

    100% {
        left: 100%;
    }
}

/* Page Transition Fade */
.ur-header,
.ur-front-page,
.narrative-article,
.narrative-archive,
.narrative-archive-container,
.ur-footer {
    opacity: 0;
    transition: opacity 1.2s ease;
}

body.is-loaded .ur-header,
body.is-loaded .ur-front-page,
body.is-loaded .narrative-article,
body.is-loaded .narrative-archive,
body.is-loaded .narrative-archive-container,
body.is-loaded .ur-footer {
    opacity: 1;
}

body.is-transitioning .ur-header,
body.is-transitioning .ur-front-page,
body.is-transitioning .narrative-article,
body.is-transitioning .narrative-archive,
body.is-transitioning .narrative-archive-container,
body.is-transitioning .ur-footer {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.ur-loader.is-hidden {
    display: none !important;
}

/* ========================================
   Fixed Header & Dynamic Theme (Clean Transparency)
   ======================================== */
.ur-header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    z-index: 1000 !important;
    background-color: transparent !important;
    /* デフォルトはボカシなし */
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: padding 0.4s ease, color 0.4s ease, backdrop-filter 0.4s ease;
    padding: 1.5rem 0 !important;
}

/* SWELL/メインCSSにあるグラデーション帯（::before）を完全に消去 */
.ur-header::before {
    display: none !important;
    content: none !important;
}

/* スクロール時かつ「写真背景エリア（.on-visual）」にいない時のみボカシを適用 */
.ur-header.is-scrolled:not(.on-visual) {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.ur-header.is-scrolled {
    background-color: transparent !important;
    box-shadow: none !important;
    padding: 1rem 0 !important;
}

/* ロゴとナビの基本設定 */
.ur-header__logo a,
.ur-header__nav a {
    transition: color 0.4s ease, text-shadow 0.4s ease !important;
}

/* 白文字（テーマ：light）の時は、視認性向上のため薄いシャドウを付与 */
.ur-header.theme-light:not(.is-scrolled) .ur-header__logo a,
.ur-header.theme-light:not(.is-scrolled) .ur-header__nav a {
    color: #ffffff !important;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}

.ur-header.theme-light:not(.is-scrolled) .ur-header__hamburger span {
    background-color: #ffffff !important;
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

/* 黒文字（テーマ：dark） */
.ur-header.theme-dark:not(.is-scrolled) .ur-header__logo a,
.ur-header.theme-dark:not(.is-scrolled) .ur-header__nav a {
    color: #1a1a1a !important;
    text-shadow: none;
}

.ur-header.theme-dark:not(.is-scrolled) .ur-header__hamburger span {
    background-color: #1a1a1a !important;
}

/* スクロールしてコンテンツエリア（白背景）に入った時は黒文字にする */
.ur-header.is-scrolled .ur-header__logo a,
.ur-header.is-scrolled .ur-header__nav a {
    color: #1a1a1a !important;
    text-shadow: none !important;
}

.ur-header.is-scrolled .ur-header__hamburger span {
    background-color: #1a1a1a !important;
    box-shadow: none !important;
}

/* デフォルト設定 */
.ur-header .ur-header__logo a,
.ur-header .ur-header__nav a {
    color: #1a1a1a;
}

.ur-header .ur-header__hamburger span {
    background-color: #1a1a1a;
}

/* ========================================
   404 Not Found
   ======================================== */
.ur-404 {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10rem 1.5rem;
    text-align: center;
}

.ur-404__content {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
}

.ur-404__visual {
    margin-bottom: 3rem;
    position: relative;
}

.ur-404__number {
    font-family: 'Bodoni Moda', serif;
    font-size: clamp(6rem, 15vw, 8rem);
    line-height: 1;
    color: #f0f0f0;
    letter-spacing: 0.1em;
}

.ur-404__line {
    width: 40px;
    height: 1px;
    background-color: #1a1a1a;
    margin: -1rem auto 0;
}

.ur-404__title {
    font-size: 2.2rem;
    margin-bottom: 2rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    font-family: 'Bodoni Moda', sans-serif;
}

.ur-404__text {
    margin-bottom: 4rem;
}

.ur-404__text p {
    font-size: 0.95rem;
    line-height: 2;
    color: #666;
}

.ur-404__nav {
    display: flex;
    gap: 2rem;
    justify-content: center;
}

@media (max-width: 768px) {
    .ur-404 {
        padding: 8rem 1.5rem;
    }
    .ur-404__nav {
        flex-direction: column;
        gap: 1.5rem;
        align-items: center;
    }
}