:root {
    color-scheme: light;

    --color-bg: #ffffff;
    --color-surface: #f7f5f2;
    --color-surface-strong: #f1ede8;

    --color-text: #242424;
    --color-muted: #76716c;
    --color-border: #e7e1db;

    --color-link: #8f4f3b;
    --color-accent: #b86a4b;
    --color-accent-dark: #98543b;

    --color-cta: #d95d39;
    --color-cta-hover: #bd4d2f;
    --color-cta-text: #ffffff;

    --content-width: 760px;
    --site-width: 1180px;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;

    --shadow-soft: 0 10px 30px rgb(34 34 34 / 6%);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family:
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        "Hiragino Kaku Gothic ProN",
        "Yu Gothic",
        sans-serif;
    font-size: 17px;
    line-height: 1.9;
    overflow-wrap: anywhere;
    -webkit-font-smoothing: antialiased;
}

body.has-mobile-promo {
    padding-bottom: 72px;
}

a {
    color: var(--color-link);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--color-accent-dark);
    text-decoration-thickness: 2px;
}

img,
video,
iframe,
embed,
object {
    max-width: 100%;
}

img {
    height: auto;
}

figure {
    margin: 1.8em 0;
}

button,
input,
select,
textarea {
    max-width: 100%;
    font: inherit;
}

button,
input[type="submit"] {
    cursor: pointer;
}

.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.screen-reader-text:focus {
    z-index: 10000;
    width: auto;
    height: auto;
    padding: 0.75em 1em;
    margin: 0;
    background: #fff;
    clip: auto;
}

/* Header */

.site-header {
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--color-border);
}

.site-header-inner,
.site-footer-inner {
    width: min(100% - 32px, var(--site-width));
    margin: 0 auto;
}

.site-header-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px 24px;
    padding: 18px 0;
}

.site-branding {
    min-width: 0;
}

.site-title {
    color: var(--color-text);
    font-size: 1.42rem;
    font-weight: 800;
    line-height: 1.3;
    letter-spacing: 0.01em;
    text-decoration: none;
}

.site-title:hover {
    color: var(--color-text);
}

.site-logo img,
.custom-logo {
    max-height: 58px;
    width: auto;
}

.site-description {
    margin: 0.25em 0 0;
    color: var(--color-muted);
    font-size: 0.78rem;
    line-height: 1.5;
}

.menu-toggle {
    padding: 0.5em 0.85em;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--color-text);
}

.primary-navigation {
    display: none;
    flex-basis: 100%;
}

.primary-navigation.is-open {
    display: block;
}

.primary-navigation ul,
.site-footer nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25em 1.25em;
    padding: 0;
    margin: 0;
    list-style: none;
}

.primary-navigation a {
    display: block;
    padding: 0.35em 0;
    color: var(--color-text);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
}

.primary-navigation a:hover {
    color: var(--color-accent);
}

/* Layout */

.site-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 44px;
    width: min(100% - 32px, var(--site-width));
    margin: 40px auto 64px;
}

.content-area,
.entry,
.entry-content,
.post-card,
.widget-area {
    min-width: 0;
}

.content-area {
    max-width: var(--content-width);
    width: 100%;
    margin: 0 auto;
}

/* Article */

.entry-title,
.archive-title {
    margin: 0 0 0.55em;
    color: var(--color-text);
    font-size: clamp(1.75rem, 5vw, 2.45rem);
    font-weight: 800;
    line-height: 1.38;
    letter-spacing: -0.01em;
}

.entry-meta,
.post-card-meta {
    margin: 0 0 1.35em;
    color: var(--color-muted);
    font-size: 0.84rem;
}

.entry-content {
    color: var(--color-text);
    line-height: 2;
}

.entry-content > * {
    max-width: 100%;
}

.entry-content p {
    margin: 0 0 1.65em;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
    color: var(--color-text);
    line-height: 1.5;
}

.entry-content h2 {
    position: relative;
    padding: 0.78em 0.95em 0.78em 1.05em;
    margin: 2.25em 0 1em;
    border: 0;
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    font-size: 1.48rem;
    font-weight: 800;
}

.entry-content h2::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    width: 4px;
    border-radius: 4px;
    background: var(--color-accent);
    content: "";
}

.entry-content h3 {
    padding-bottom: 0.35em;
    margin: 1.9em 0 0.8em;
    border-bottom: 1px solid var(--color-border);
    font-size: 1.25rem;
    font-weight: 800;
}

.entry-content h4 {
    margin: 1.6em 0 0.7em;
    font-size: 1.08rem;
    font-weight: 800;
}

.entry-content ul,
.entry-content ol {
    padding-left: 1.6em;
}

.entry-content li + li {
    margin-top: 0.3em;
}

.entry-content blockquote {
    padding: 1.2em 1.4em;
    margin: 1.8em 0;
    border-left: 4px solid var(--color-accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: var(--color-surface);
    color: #4e4945;
}

.entry-content table {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
}

.entry-content th,
.entry-content td {
    padding: 0.7em 0.85em;
    border: 1px solid var(--color-border);
}

.entry-content th {
    background: var(--color-surface);
}

.entry-content pre {
    max-width: 100%;
    overflow-x: auto;
    padding: 1em;
    border-radius: var(--radius-sm);
    background: #1f1f1f;
    color: #f7f7f7;
}

.entry-content iframe {
    max-width: 100%;
}

.entry-thumbnail {
    margin-bottom: 1.6em;
}

.entry-thumbnail img {
    display: block;
    width: 100%;
    border-radius: var(--radius-md);
}

.entry-footer {
    padding-top: 1.2em;
    margin-top: 2.6em;
    border-top: 1px solid var(--color-border);
    color: var(--color-muted);
    font-size: 0.88rem;
}

.entry-tags {
    margin-top: 0.7em;
}

/* Post cards */

.post-list {
    display: grid;
    gap: 24px;
}

.post-card {
    display: grid;
    grid-template-columns: minmax(92px, 30%) minmax(0, 1fr);
    gap: 18px;
    padding: 0 0 24px;
    border-bottom: 1px solid var(--color-border);
}

.post-card-no-thumbnail {
    grid-template-columns: minmax(0, 1fr);
}

.post-card-thumbnail img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
}

.post-card-title {
    margin: 0 0 0.35em;
    font-size: 1.14rem;
    line-height: 1.5;
}

.post-card-title a {
    color: var(--color-text);
    font-weight: 800;
    text-decoration: none;
}

.post-card-title a:hover {
    color: var(--color-accent);
}

.post-card-meta {
    margin-bottom: 0.4em;
}

.post-card-excerpt,
.post-card-excerpt p {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.9rem;
    line-height: 1.75;
}

.archive-description {
    margin-bottom: 1.8em;
    color: var(--color-muted);
}

/* Sidebar */

.widget-area {
    width: 100%;
}

.widget,
.sidebar-promo {
    padding: 20px;
    margin-bottom: 22px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: #fff;
    box-shadow: var(--shadow-soft);
}

.widget-title {
    margin: 0 0 0.75em;
    color: var(--color-text);
    font-size: 1.05rem;
    font-weight: 800;
}

.widget ul {
    padding-left: 1.1em;
}

.widget li + li {
    margin-top: 0.5em;
}

.widget a {
    color: var(--color-text);
}

.widget a:hover {
    color: var(--color-accent);
}

.sidebar-promo {
    border-color: #e0d4cc;
    background: var(--color-surface);
}

.sidebar-promo a {
    color: var(--color-accent-dark);
    font-weight: 800;
}

/* WordPress search widget */

.wp-block-search__inside-wrapper,
.search-form {
    display: flex;
    align-items: stretch;
    gap: 10px;
    width: 100%;
}

.wp-block-search__input,
.search-field {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    padding: 0.65em 0.75em;
    border: 1px solid #d8d1ca;
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--color-text);
}

.wp-block-search__button,
.search-submit {
    flex: 0 0 auto;
    width: auto;
    min-width: max-content;
    padding: 0.65em 0.95em;
    border: 0;
    border-radius: var(--radius-sm);
    background: var(--color-text);
    color: #fff;
    white-space: nowrap;
    overflow-wrap: normal;
    word-break: normal;
}

.wp-block-search__button:hover,
.search-submit:hover {
    background: #3a3734;
}

/* Footer */

.site-footer {
    padding: 30px 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-muted);
    font-size: 0.84rem;
}

.copyright {
    margin: 1em 0 0;
}

/* Mobile promo */

.mobile-promo-bar {
    position: fixed;
    z-index: 1000;
    right: 0;
    bottom: 0;
    left: 0;
    padding: 9px 14px max(9px, env(safe-area-inset-bottom));
    border-top: 1px solid #d9d1ca;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 -6px 24px rgb(34 34 34 / 10%);
    text-align: center;
    line-height: 1.4;
}

.mobile-promo-bar a {
    display: block;
    max-width: 100%;
    padding: 0.75em 1em;
    overflow: hidden;
    border-radius: var(--radius-sm);
    background: var(--color-cta);
    color: var(--color-cta-text);
    font-size: 0.95rem;
    font-weight: 800;
    text-decoration: none;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mobile-promo-bar a:hover {
    background: var(--color-cta-hover);
    color: var(--color-cta-text);
}

/* Pagination */

.pagination,
.nav-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5em;
    margin-top: 2em;
}

.page-numbers {
    padding: 0.4em 0.75em;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    text-decoration: none;
}

.page-numbers.current,
.page-numbers:hover {
    border-color: var(--color-accent);
    background: var(--color-surface);
    color: var(--color-accent-dark);
}

/* OREMANGA Offers */

.entry-content .oremanga-offer-box {
    width: 100%;
    max-width: none;
    margin: 2.2em 0;
}

.entry-content .oremanga-offer-heading,
.entry-content .oremanga-offer-image,
.entry-content .oremanga-offer-text,
.entry-content .oremanga-offer-button,
.entry-content .oremanga-offer-updated,
.entry-content .oremanga-offer-notice {
    width: 100%;
    max-width: none;
    margin-left: 0;
    margin-right: 0;
}

.entry-content .oremanga-offer-heading {
    padding: 0.9em 1em;
    border: 1px solid #e4d8d0;
    border-left: 4px solid var(--color-accent);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 1.08rem;
    font-weight: 800;
}

.entry-content .oremanga-offer-image {
    margin-top: 1em;
}

.entry-content .oremanga-offer-image img {
    display: block;
    width: 100%;
    max-width: none;
    margin-left: 0;
    margin-right: 0;
    border-radius: var(--radius-md);
}

.entry-content .oremanga-offer-text {
    margin-top: 1.2em;
}

.entry-content .oremanga-offer-button {
    margin-top: 1.4em;
}

.entry-content .oremanga-offer-button a {
    display: block;
    width: 100%;
    padding: 0.9em 1em;
    border-radius: var(--radius-sm);
    background: var(--color-cta);
    color: var(--color-cta-text);
    font-weight: 800;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 8px 18px rgb(217 93 57 / 18%);
    transition:
        background-color 0.18s ease,
        transform 0.18s ease,
        box-shadow 0.18s ease;
}

.entry-content .oremanga-offer-button a:hover {
    background: var(--color-cta-hover);
    color: var(--color-cta-text);
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgb(217 93 57 / 24%);
}

.entry-content .oremanga-offer-updated,
.entry-content .oremanga-offer-notice {
    color: var(--color-muted);
    text-align: center;
}

.entry-content .oremanga-offer-updated {
    margin-top: 1em;
    font-size: 0.78rem;
}

.entry-content .oremanga-offer-notice {
    margin-top: 0.35em;
    font-size: 0.72rem;
    line-height: 1.6;
}

/* Legacy article compatibility */

.entry-content .st-midasibox,
.entry-content [class*="st-midasibox"] {
    max-width: 100%;
}

.entry-content .st-card,
.entry-content [class*="st-card"] {
    max-width: 100%;
}

.entry-content .footer-banner {
    max-width: 100%;
}

/* Responsive */

@media (min-width: 600px) {
    .site-header-inner {
        flex-wrap: nowrap;
    }

    .menu-toggle {
        display: none;
    }

    .primary-navigation {
        display: block;
        flex-basis: auto;
    }

    .primary-navigation ul {
        justify-content: flex-end;
    }
}

@media (min-width: 960px) {
    .site-layout {
        grid-template-columns: minmax(0, 1fr) 300px;
        align-items: start;
        gap: 52px;
    }

    .content-area {
        max-width: var(--content-width);
        margin: 0;
    }

    .widget-area {
        position: sticky;
        top: 24px;
    }

    .mobile-promo-bar {
        display: none;
    }

    body.has-mobile-promo {
        padding-bottom: 0;
    }
}

@media (max-width: 640px) {
    body {
        font-size: 16px;
        line-height: 1.85;
    }

    .site-layout {
        gap: 30px;
        margin-top: 26px;
    }

    .entry-title,
    .archive-title {
        font-size: 1.85rem;
    }

    .entry-content h2 {
        padding: 0.72em 0.85em 0.72em 0.95em;
        font-size: 1.32rem;
    }

    .entry-content h3 {
        font-size: 1.18rem;
    }

    .post-card {
        grid-template-columns: minmax(76px, 27%) minmax(0, 1fr);
        gap: 12px;
    }

    .widget,
    .sidebar-promo {
        padding: 16px;
        box-shadow: none;
    }
}

/* ========================================
   OREMANGA playful magazine accents
======================================== */

:root {
    --color-pop-coral: #ff6b4a;
    --color-pop-yellow: #ffd84d;
    --color-pop-blue: #4cc9f0;
    --color-pop-purple: #8b5cf6;
}

/* 記事見出し h2 */
.entry-content h2 {
    position: relative;
    padding: 0.78em 0 0.72em 1em;
    margin: 2.25em 0 1em;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--color-text);
    font-size: 1.48rem;
    font-weight: 800;
}

.entry-content h2::before {
    position: absolute;
    top: 0.25em;
    bottom: 0.25em;
    left: 0;
    width: 5px;
    border-radius: 10px;
    background: var(--color-pop-coral);
    content: "";
}

.entry-content h2::after {
    display: block;
    width: 76px;
    height: 4px;
    margin-top: 0.65em;
    border-radius: 999px;
    background: linear-gradient(
        90deg,
        #ff6b4a 0%,
        #ffd84d 55%,
        #4cc9f0 100%
    );
    content: "";
}

/* h3 */
.entry-content h3 {
    position: relative;
    padding: 0 0 0.45em;
    margin: 1.9em 0 0.8em;
    border-bottom: 1px solid var(--color-border);
    font-size: 1.25rem;
    font-weight: 800;
}

.entry-content h3::after {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 54px;
    height: 3px;
    border-radius: 10px;
    background: var(--color-pop-blue);
    content: "";
}

/* タグ */
.entry-tags a {
    display: inline-block;
    padding: 0.2em 0.65em;
    margin: 0.2em 0.25em 0.2em 0;
    border-radius: 999px;
    background: #f3efff;
    color: #6f4cc3;
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
}

.entry-tags a:hover {
    background: #e9e0ff;
    color: #5937a9;
}

/* カテゴリーリンク */
.entry-meta a {
    color: var(--color-pop-coral);
    font-weight: 700;
}

/* 記事カードの見出し hover */
.post-card-title a:hover {
    color: var(--color-pop-coral);
}

/* CTA見出し */
.entry-content .oremanga-offer-heading {
    position: relative;
    padding: 0.95em 1em 0.95em 1.05em;
    border: 1px solid #ece7e2;
    border-left: 5px solid var(--color-pop-coral);
    border-radius: 8px;
    background: #fffdfb;
    color: var(--color-text);
    font-size: 1.08rem;
    font-weight: 800;
}

/* CTA見出しにちょい遊び */
.entry-content .oremanga-offer-heading::after {
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-left: 0.5em;
    border-radius: 50%;
    background: var(--color-pop-yellow);
    content: "";
    vertical-align: 0.05em;
}

/* CTAボタンは元気に */
.entry-content .oremanga-offer-button a,
.mobile-promo-bar a {
    background: var(--color-pop-coral);
}

.entry-content .oremanga-offer-button a:hover,
.mobile-promo-bar a:hover {
    background: #e95638;
}

/* サイドバー見出し */
.widget-title {
    position: relative;
    padding-left: 0.8em;
}

.widget-title::before {
    position: absolute;
    top: 0.25em;
    bottom: 0.25em;
    left: 0;
    width: 4px;
    border-radius: 10px;
    background: var(--color-pop-purple);
    content: "";
}

/* ページネーション */
.page-numbers.current,
.page-numbers:hover {
    border-color: var(--color-pop-coral);
    background: #fff4f0;
    color: #d94e32;
}

/* スマホ */
@media (max-width: 640px) {
    .entry-content h2 {
        padding-left: 0.9em;
        font-size: 1.32rem;
    }

    .entry-content h2::after {
        width: 58px;
        height: 4px;
    }

    .entry-content h3::after {
        width: 46px;
    }
}

/* ========================================
   Legacy AFFINGER shortcode compatibility
======================================== */

.legacy-st-card {
    margin: 1.8em 0;
}

.legacy-st-card-link {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 16px;
    align-items: center;
    padding: 14px;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: #fff;
    color: var(--color-text);
    text-decoration: none;
    box-shadow: 0 8px 24px rgb(34 34 34 / 5%);
}

.legacy-st-card-link:hover {
    border-color: #ffd0c5;
    color: var(--color-text);
    transform: translateY(-1px);
}

.legacy-st-card-thumbnail img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 6px;
}

.legacy-st-card-body {
    min-width: 0;
}

.legacy-st-card-label {
    display: inline-block;
    margin-bottom: 0.35em;
    padding: 0.18em 0.55em;
    border-radius: 999px;
    background: #fff1ec;
    color: #df5638;
    font-size: 0.78rem;
    font-weight: 800;
}

.legacy-st-card-title {
    display: block;
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.6;
}

.legacy-mcbutton {
    padding: 1.1em;
    margin: 2em 0;
    border: 1px solid var(--color-border);
    border-radius: 10px;
    background: #fffdfb;
}

.legacy-mcbutton-heading {
    margin: 0 0 0.8em;
    font-weight: 800;
}

.legacy-mcbutton-link {
    display: block;
    width: 100%;
    padding: 0.9em 1em;
    border-radius: 8px;
    background: var(--color-pop-coral);
    color: #fff;
    font-weight: 800;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 8px 18px rgb(255 107 74 / 18%);
}

.legacy-mcbutton-link:hover {
    background: #e95638;
    color: #fff;
}

.legacy-mcbutton-description {
    margin: 0.9em 0 0;
    color: var(--color-muted);
    font-size: 0.88rem;
    line-height: 1.7;
}

@media (max-width: 640px) {
    .legacy-st-card-link {
        grid-template-columns: 84px minmax(0, 1fr);
        gap: 12px;
        padding: 12px;
    }
}

/* ========================================
   Volume navigation
======================================== */

.oremanga-volume-navigation {
    margin: 2em 0;
    overflow: hidden;
    border: 1px solid var(--color-border);
    border-radius: 12px;
    background: #fff;
}

.oremanga-volume-navigation-links {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
}

.oremanga-volume-navigation-previous,
.oremanga-volume-navigation-next {
    min-width: 0;
}

.oremanga-volume-navigation-previous a,
.oremanga-volume-navigation-next a {
    display: flex;
    height: 100%;
    min-height: 82px;
    flex-direction: column;
    justify-content: center;
    padding: 14px 16px;
    color: var(--color-text);
    text-decoration: none;
    transition:
        background-color 0.18s ease,
        color 0.18s ease;
}

.oremanga-volume-navigation-previous a:hover,
.oremanga-volume-navigation-next a:hover {
    background: #fff5f2;
    color: var(--color-pop-coral);
}

.oremanga-volume-navigation-next a {
    align-items: flex-end;
    text-align: right;
}

.oremanga-volume-navigation-label {
    margin-bottom: 3px;
    color: var(--color-muted);
    font-size: 0.76rem;
    font-weight: 700;
}

.oremanga-volume-navigation-previous strong,
.oremanga-volume-navigation-next strong {
    font-size: 1rem;
}

.oremanga-volume-navigation-current {
    display: flex;
    min-width: 150px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 14px 18px;
    border-right: 1px solid var(--color-border);
    border-left: 1px solid var(--color-border);
    background: #faf9f8;
    text-align: center;
}

.oremanga-volume-navigation-current span {
    max-width: 190px;
    overflow: hidden;
    color: var(--color-muted);
    font-size: 0.76rem;
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.oremanga-volume-navigation-current strong {
    margin-top: 2px;
    color: var(--color-text);
    font-size: 1.05rem;
}

.oremanga-volume-summary {
    padding: 16px;
    border-top: 1px solid var(--color-border);
    background: #fffdfb;
}

.oremanga-volume-summary-caption {
    display: block;
    margin-bottom: 8px;
    color: var(--color-muted);
    font-size: 0.78rem;
    font-weight: 700;
}

.oremanga-volume-summary-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 15px;
    border-radius: 8px;
    background: var(--color-pop-coral);
    color: #fff;
    font-weight: 800;
    line-height: 1.5;
    text-decoration: none;
    box-shadow: 0 8px 18px rgb(255 107 74 / 16%);
}

.oremanga-volume-summary-link:hover {
    background: #e95638;
    color: #fff;
}

.oremanga-volume-navigation-top {
    margin-top: 0;
    margin-bottom: 2.2em;
}

.oremanga-volume-navigation-bottom {
    margin-top: 2.8em;
    margin-bottom: 1.2em;
}

@media (max-width: 640px) {

    .oremanga-volume-navigation-links {
        grid-template-columns: 1fr 1fr;
    }

    .oremanga-volume-navigation-current {
        grid-column: 1 / -1;
        grid-row: 1;
        min-width: 0;
        padding: 10px 12px;
        border-right: 0;
        border-bottom: 1px solid var(--color-border);
        border-left: 0;
    }

    .oremanga-volume-navigation-previous {
        grid-column: 1;
        grid-row: 2;
    }

    .oremanga-volume-navigation-next {
        grid-column: 2;
        grid-row: 2;
        border-left: 1px solid var(--color-border);
    }

    .oremanga-volume-navigation-previous a,
    .oremanga-volume-navigation-next a {
        min-height: 72px;
        padding: 12px;
    }

    .oremanga-volume-summary {
        padding: 12px;
    }

    .oremanga-volume-summary-link {
        padding: 11px 12px;
        font-size: 0.9rem;
    }
}

/* ========================================
   Volume navigation thumbnails
======================================== */

.oremanga-volume-navigation-card {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
}

.oremanga-volume-navigation-thumbnail {
    display: block;
    width: 54px;
    height: 72px;
    flex: 0 0 54px;
    border-radius: 6px;
    object-fit: cover;
    background: #f5f5f5;
}

.oremanga-volume-navigation-previous
.oremanga-volume-navigation-card {
    justify-content: flex-start;
}

.oremanga-volume-navigation-next
.oremanga-volume-navigation-card {
    justify-content: flex-end;
}

.oremanga-volume-navigation-previous strong,
.oremanga-volume-navigation-next strong {
    font-size: 1.05rem;
}

@media (max-width: 640px) {

    .oremanga-volume-navigation-thumbnail {
        width: 44px;
        height: 59px;
        flex-basis: 44px;
    }

    .oremanga-volume-navigation-card {
        gap: 8px;
    }
}

/* ========================================
   OREMANGA Volume Navigation Visual Cards
======================================== */

/* ========================================
   OREMANGA Volume Navigation Visual Cards
   表紙全面 + オーバーレイ版
======================================== */

/* 前後巻リンクを画像カード化 */
.oremanga-volume-navigation-previous a,
.oremanga-volume-navigation-next a {
    position: relative;
    display: flex;
    min-height: 190px;
    overflow: hidden;
    flex-direction: column;
    justify-content: space-between;
    padding: 16px;
    background: #222;
    color: #fff;
    text-decoration: none;
    isolation: isolate;
}

/*
 * 重要：
 * imgのabsolute配置基準を
 * inner cardではなくaタグ全体にする
 */
.oremanga-volume-navigation-card {
    position: static;
    z-index: 2;
    display: flex;
    width: 100%;
    align-items: flex-end;
    margin: auto 0 0;
}

/* 表紙をカード全面へ */
.oremanga-volume-navigation-thumbnail {
    position: absolute;
    z-index: 0;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    border-radius: 0;
    object-fit: cover;
    object-position: center 25%;
    transform: scale(1.01);
    transition:
        transform 0.28s ease,
        filter 0.28s ease;
}

/* 表紙を少し暗くする */
.oremanga-volume-navigation-previous a::after,
.oremanga-volume-navigation-next a::after {
    position: absolute;
    z-index: 1;
    inset: 0;
    background:
        linear-gradient(
            180deg,
            rgb(0 0 0 / 25%) 0%,
            rgb(0 0 0 / 38%) 48%,
            rgb(0 0 0 / 82%) 100%
        );
    content: "";
    pointer-events: none;
}

/* 前の巻 / 次の巻 */
.oremanga-volume-navigation-label {
    position: relative;
    z-index: 2;
    margin: 0;
    color: #fff;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.03em;
    text-shadow:
        0 1px 4px rgb(0 0 0 / 70%);
}

/* 巻数 */
.oremanga-volume-navigation-previous strong,
.oremanga-volume-navigation-next strong {
    position: relative;
    z-index: 2;
    color: #fff;
    font-size: 1.8rem;
    font-weight: 900;
    line-height: 1.1;
    text-shadow:
        0 2px 8px rgb(0 0 0 / 70%),
        0 1px 2px rgb(0 0 0 / 80%);
}

/* 前巻 */
.oremanga-volume-navigation-previous
.oremanga-volume-navigation-card {
    justify-content: flex-start;
}

/* 次巻 */
.oremanga-volume-navigation-next {
    text-align: right;
}

.oremanga-volume-navigation-next a {
    align-items: stretch;
}

.oremanga-volume-navigation-next
.oremanga-volume-navigation-label {
    text-align: right;
}

.oremanga-volume-navigation-next
.oremanga-volume-navigation-card {
    justify-content: flex-end;
}

/* hover */
.oremanga-volume-navigation-previous a:hover
.oremanga-volume-navigation-thumbnail,
.oremanga-volume-navigation-next a:hover
.oremanga-volume-navigation-thumbnail {
    transform: scale(1.06);
    filter: saturate(1.1);
}

/* 現在巻 */
.oremanga-volume-navigation-current {
    min-width: 150px;
    padding: 18px 16px;
    background: #faf9f8;
}

.oremanga-volume-navigation-current span {
    color: var(--color-muted);
    font-size: 0.75rem;
}

.oremanga-volume-navigation-current strong {
    margin-top: 4px;
    font-size: 1.18rem;
}

/*
 * 前巻しかない場合
 * 31巻などでは空の右列を消して2カラム化
 */
.oremanga-volume-navigation-links:
has(
    .oremanga-volume-navigation-previous a
):
not(
    :has(.oremanga-volume-navigation-next a)
) {
    grid-template-columns: minmax(0, 1.5fr) minmax(150px, 0.7fr);
}

.oremanga-volume-navigation-links:
has(
    .oremanga-volume-navigation-previous a
):
not(
    :has(.oremanga-volume-navigation-next a)
)
.oremanga-volume-navigation-next {
    display: none;
}

/*
 * 次巻しかない場合
 */
.oremanga-volume-navigation-links:
has(
    .oremanga-volume-navigation-next a
):
not(
    :has(.oremanga-volume-navigation-previous a)
) {
    grid-template-columns: minmax(150px, 0.7fr) minmax(0, 1.5fr);
}

.oremanga-volume-navigation-links:
has(
    .oremanga-volume-navigation-next a
):
not(
    :has(.oremanga-volume-navigation-previous a)
)
.oremanga-volume-navigation-previous {
    display: none;
}

/* スマホ */
@media (max-width: 640px) {

    .oremanga-volume-navigation-links,
    .oremanga-volume-navigation-links:
    has(
        .oremanga-volume-navigation-previous a
    ):
    not(
        :has(.oremanga-volume-navigation-next a)
    ),
    .oremanga-volume-navigation-links:
    has(
        .oremanga-volume-navigation-next a
    ):
    not(
        :has(.oremanga-volume-navigation-previous a)
    ) {
        grid-template-columns: 1fr;
    }

    .oremanga-volume-navigation-current {
        grid-column: 1;
        grid-row: 1;
        min-width: 0;
        padding: 11px 12px;
        border-right: 0;
        border-bottom: 1px solid var(--color-border);
        border-left: 0;
    }

    .oremanga-volume-navigation-previous,
    .oremanga-volume-navigation-next {
        grid-column: 1;
        grid-row: auto;
    }

    .oremanga-volume-navigation-previous a,
    .oremanga-volume-navigation-next a {
        min-height: 210px;
        padding: 16px;
    }

    .oremanga-volume-navigation-previous strong,
    .oremanga-volume-navigation-next strong {
        font-size: 1.8rem;
    }

    .oremanga-volume-navigation-label {
        font-size: 0.78rem;
    }
}

/* ========================================
   Volume Navigation 最終調整
======================================== */

/* 前巻しかない場合 */
.oremanga-volume-navigation-links:has(.oremanga-volume-navigation-previous a):not(:has(.oremanga-volume-navigation-next a)) {
    grid-template-columns: minmax(0, 1.6fr) minmax(150px, 0.75fr);
}

.oremanga-volume-navigation-links:has(.oremanga-volume-navigation-previous a):not(:has(.oremanga-volume-navigation-next a))
.oremanga-volume-navigation-next {
    display: none;
}

/* 次巻しかない場合 */
.oremanga-volume-navigation-links:has(.oremanga-volume-navigation-next a):not(:has(.oremanga-volume-navigation-previous a)) {
    grid-template-columns: minmax(150px, 0.75fr) minmax(0, 1.6fr);
}

.oremanga-volume-navigation-links:has(.oremanga-volume-navigation-next a):not(:has(.oremanga-volume-navigation-previous a))
.oremanga-volume-navigation-previous {
    display: none;
}

/* 前の巻・次の巻ラベルを見やすく */
.oremanga-volume-navigation-label {
    display: inline-flex;
    align-self: flex-start;
    padding: 5px 8px;
    border-radius: 999px;
    background: rgb(0 0 0 / 50%);
    color: #fff;
    font-size: 0.76rem;
    font-weight: 800;
    line-height: 1.2;
    text-shadow: none;
}

.oremanga-volume-navigation-next .oremanga-volume-navigation-label {
    align-self: flex-end;
}

/* 表紙を少しだけ暗く */
.oremanga-volume-navigation-previous a::after,
.oremanga-volume-navigation-next a::after {
    background:
        linear-gradient(
            180deg,
            rgb(0 0 0 / 20%) 0%,
            rgb(0 0 0 / 30%) 45%,
            rgb(0 0 0 / 72%) 100%
        );
}

/* スマホでは片側だけなら1カラム */
@media (max-width: 640px) {
    .oremanga-volume-navigation-links:has(.oremanga-volume-navigation-previous a):not(:has(.oremanga-volume-navigation-next a)),
    .oremanga-volume-navigation-links:has(.oremanga-volume-navigation-next a):not(:has(.oremanga-volume-navigation-previous a)) {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Volume Navigation 表紙全体表示版
======================================== */

.oremanga-volume-navigation-previous a,
.oremanga-volume-navigation-next a {
    position: relative;
    display: flex;
    min-height: 230px;
    overflow: hidden;
    flex-direction: column;
    justify-content: space-between;
    padding: 16px;
    background: #171717;
    color: #fff;
    text-decoration: none;
    isolation: isolate;
}

.oremanga-volume-navigation-card {
    position: static;
    z-index: 2;
    display: flex;
    width: 100%;
    align-items: flex-end;
    margin: auto 0 0;
}

/* 表紙全体を切らずに表示 */
.oremanga-volume-navigation-thumbnail {
    position: absolute;
    z-index: 0;
    inset: 10px;
    display: block;
    width: calc(100% - 20px);
    height: calc(100% - 20px);
    max-width: none;
    border-radius: 8px;
    object-fit: contain;
    object-position: center;
    background: #171717;
}

/* 薄暗いオーバーレイ */
.oremanga-volume-navigation-previous a::after,
.oremanga-volume-navigation-next a::after {
    position: absolute;
    z-index: 1;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgb(0 0 0 / 18%) 0%,
        rgb(0 0 0 / 20%) 55%,
        rgb(0 0 0 / 62%) 100%
    );
    content: "";
    pointer-events: none;
}

.oremanga-volume-navigation-label {
    position: relative;
    z-index: 2;
    display: inline-flex;
    align-self: flex-start;
    padding: 5px 8px;
    border-radius: 999px;
    background: rgb(0 0 0 / 48%);
    color: #fff;
    font-size: 0.76rem;
    font-weight: 800;
    line-height: 1.2;
}

.oremanga-volume-navigation-next .oremanga-volume-navigation-label {
    align-self: flex-end;
}

.oremanga-volume-navigation-previous strong,
.oremanga-volume-navigation-next strong {
    position: relative;
    z-index: 2;
    color: #fff;
    font-size: 1.75rem;
    font-weight: 900;
    line-height: 1.1;
    text-shadow: 0 2px 8px rgb(0 0 0 / 70%);
}

.oremanga-volume-navigation-previous .oremanga-volume-navigation-card {
    justify-content: flex-start;
}

.oremanga-volume-navigation-next .oremanga-volume-navigation-card {
    justify-content: flex-end;
}

@media (max-width: 640px) {
    .oremanga-volume-navigation-previous a,
    .oremanga-volume-navigation-next a {
        min-height: 280px;
    }

    .oremanga-volume-navigation-thumbnail {
        inset: 12px;
        width: calc(100% - 24px);
        height: calc(100% - 24px);
    }
}

/* 前後巻カード：表紙自体の巻数を活かす */
.oremanga-volume-navigation-previous strong,
.oremanga-volume-navigation-next strong {
    display: none;
}

/* 前の巻 / 次の巻ラベルを確実に表示 */
.oremanga-volume-navigation-label {
    position: relative;
    z-index: 3;
    display: inline-flex;
    align-self: flex-start;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgb(0 0 0 / 62%);
    color: #fff;
    font-size: 0.78rem;
    font-weight: 800;
    line-height: 1.2;
}

.oremanga-volume-navigation-next .oremanga-volume-navigation-label {
    align-self: flex-end;
}

/* ========================================
   Mobile volume nav 2-column layout
======================================== */

@media (max-width: 640px) {

    .oremanga-volume-navigation-links {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .oremanga-volume-navigation-current {
        grid-column: 1 / -1;
        grid-row: 1;
        min-width: 0;
        padding: 12px;
        border-right: 0;
        border-bottom: 1px solid var(--color-border);
        border-left: 0;
    }

    .oremanga-volume-navigation-previous {
        grid-column: 1;
        grid-row: 2;
    }

    .oremanga-volume-navigation-next {
        grid-column: 2;
        grid-row: 2;
        border-left: 1px solid var(--color-border);
    }

    .oremanga-volume-navigation-previous a,
    .oremanga-volume-navigation-next a {
        min-height: 210px;
        padding: 12px;
    }

    .oremanga-volume-navigation-thumbnail {
        inset: 10px;
        width: calc(100% - 20px);
        height: calc(100% - 20px);
        object-fit: contain;
    }

    /* 前巻だけ */
    .oremanga-volume-navigation-links:has(.oremanga-volume-navigation-previous a):not(:has(.oremanga-volume-navigation-next a)) {
        grid-template-columns: 1fr;
    }

    .oremanga-volume-navigation-links:has(.oremanga-volume-navigation-previous a):not(:has(.oremanga-volume-navigation-next a))
    .oremanga-volume-navigation-previous {
        grid-column: 1;
    }

    /* 次巻だけ */
    .oremanga-volume-navigation-links:has(.oremanga-volume-navigation-next a):not(:has(.oremanga-volume-navigation-previous a)) {
        grid-template-columns: 1fr;
    }

    .oremanga-volume-navigation-links:has(.oremanga-volume-navigation-next a):not(:has(.oremanga-volume-navigation-previous a))
    .oremanga-volume-navigation-next {
        grid-column: 1;
        border-left: 0;
    }
}