/*
 * KonoSuba reading skin.
 * Light: 冒险者公会的羊皮纸告示；Dark: 红魔之里的夜晚。
 * Butterfly's own day/night toggle stays in charge of data-theme.
 */
:root, :root[data-theme='light'] {
  --skin-bg: #f3eadb;
  --skin-card: #fdf8ef;
  --skin-raised: #f0e5d2;
  --skin-ink: #3a2a24;
  --skin-heading: #2a1a16;
  --skin-muted: #7a6356;
  --skin-accent: #a8322b;          /* 紅魔族 red */
  --skin-accent-soft: #c4513f;
  --skin-gold: #9c6f24;
  --skin-gold-line: rgba(169, 122, 44, .55);
  --skin-border: rgba(110, 72, 40, .16);
  --skin-border-hover: rgba(168, 50, 43, .38);
  --skin-nav: rgba(253, 248, 239, .93);
  --skin-tint: rgba(168, 50, 43, .055);
  --skin-gold-tint: rgba(169, 122, 44, .09);
  --skin-shadow: 0 1px 0 rgba(255, 255, 255, .7) inset, 0 14px 34px -18px rgba(74, 38, 20, .28);
  --skin-radius: 14px;
  --skin-paper-grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .3 0 0 0 0 .15 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
  --skin-seal-tint: .07;

  --global-bg: var(--skin-bg);
  --card-bg: var(--skin-card);
  --font-color: var(--skin-ink);
  --text-highlight-color: var(--skin-heading);
  --card-meta: var(--skin-muted);
  --sidebar-bg: var(--skin-card);
  --sidebar-menu-bg: var(--skin-raised);
  --search-bg: var(--skin-card);
  --search-input-color: var(--skin-ink);
  --search-a-color: var(--skin-ink);
  --btn-bg: var(--skin-accent);
  --btn-color: #fff8ee;
  --btn-hover-color: var(--skin-accent-soft);
  --text-bg-hover: var(--skin-tint);
  --toc-link-color: var(--skin-muted);
  --blockquote-bg: var(--skin-gold-tint);
  --blockquote-color: var(--skin-ink);
  --hr-border: var(--skin-border);
  --hr-before-color: var(--skin-accent);
  --scrollbar-color: #b79c83;
  --card-box-shadow: var(--skin-shadow);
  --card-hover-box-shadow: var(--skin-shadow);
  --tab-border-color: var(--skin-border);
  --tab-button-bg: var(--skin-raised);
  --tab-button-color: var(--skin-ink);
  --tab-button-hover-bg: var(--skin-tint);
  --tab-button-active-bg: var(--skin-card);
  --text-color: var(--skin-ink);
  --text-highlight: var(--skin-heading);
  --border-color: var(--skin-border);
  --tab-text-color: var(--skin-muted);
  --topic-accent: var(--skin-accent);
  --topic-border: var(--skin-border);
  --course-accent: var(--skin-accent);
  --timeline-bg: var(--skin-raised);
  --reward-pop: var(--skin-card);
  /* Code keeps a grimoire-like night palette in both modes. */
  --hl-bg: #221823;
  --hltools-bg: #1a121b;
  --hltools-color: #d8c3a7;
}

:root[data-theme='dark'] {
  --skin-bg: #130c12;
  --skin-card: #1d141b;
  --skin-raised: #281b24;
  --skin-ink: #e4d8d1;
  --skin-heading: #f8ecdf;
  --skin-muted: #b8a4a6;
  --skin-accent: #f0846c;
  --skin-accent-soft: #f7a58e;
  --skin-gold: #e4b872;
  --skin-gold-line: rgba(228, 184, 114, .45);
  --skin-border: rgba(228, 184, 114, .13);
  --skin-border-hover: rgba(240, 132, 108, .42);
  --skin-nav: rgba(21, 13, 20, .93);
  --skin-tint: rgba(240, 132, 108, .07);
  --skin-gold-tint: rgba(228, 184, 114, .07);
  --skin-shadow: 0 16px 40px -20px rgba(0, 0, 0, .6);
  --skin-paper-grain: none;
  --skin-seal-tint: .06;
  --btn-color: #25131a;
  --scrollbar-color: #6c5260;
  --hl-bg: #180f17;
  --hltools-bg: #130b12;
}

body { background: var(--skin-bg); }
#web_bg {
  background:
    var(--skin-paper-grain),
    radial-gradient(ellipse 70% 45% at 88% 0%, var(--skin-tint), transparent 70%),
    radial-gradient(ellipse 60% 40% at 0% 100%, var(--skin-gold-tint), transparent 70%),
    var(--skin-bg) !important;
}
#web_bg::before { display: none; }
::selection { background: #b83a2e; color: #fff6ea; }
html { scrollbar-color: var(--scrollbar-color) transparent; }

/* ✦ Mana bar: a crimson-to-gold reading progress line on every page. */
@supports (animation-timeline: scroll()) {
  body::before {
    position: fixed; z-index: 1000; top: 0; left: 0; width: 100%; height: 3px;
    background: linear-gradient(90deg, #7d1f1c, #d4452e 55%, #f2c78c);
    box-shadow: 0 0 10px rgba(226, 88, 50, .55);
    transform-origin: 0 50%; content: ''; pointer-events: none;
    animation: skin-mana linear both; animation-timeline: scroll(root);
  }
}
@keyframes skin-mana { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* Layout */
#content-inner.layout { max-width: 1280px; padding: 56px 32px 76px; gap: 28px; }
#content-inner.layout > div:first-child { min-width: 0; flex: 1; }
#content-inner.layout > #aside-content { flex: 0 0 290px; width: 290px; padding: 0; }
#content-inner.layout.hide-aside { max-width: 1040px; }
#content-inner.layout.hide-aside > #aside-content { display: none; }

/* Parchment cards with gold corner ornaments. */
.layout > div:first-child:not(.nc),
#aside-content .card-widget,
#recent-posts .recent-post-item {
  position: relative;
  border: 1px solid var(--skin-border);
  border-radius: var(--skin-radius);
  background: var(--skin-card);
  box-shadow: var(--skin-shadow);
}
.layout > div:first-child:not(.nc)::after,
#aside-content .card-widget::after,
#recent-posts .recent-post-item::after {
  position: absolute; inset: 7px; z-index: 0; border-radius: calc(var(--skin-radius) - 6px);
  background:
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) top left / 16px 1px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) top left / 1px 16px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) top right / 16px 1px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) top right / 1px 16px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) bottom left / 16px 1px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) bottom left / 1px 16px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) bottom right / 16px 1px,
    linear-gradient(var(--skin-gold-line), var(--skin-gold-line)) bottom right / 1px 16px;
  background-repeat: no-repeat;
  content: ''; pointer-events: none;
}
#recent-posts .recent-post-item > *, #aside-content .card-widget > * { position: relative; z-index: 1; }

/* Home list: 冒险者公会告示板 */
.journal-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin: 0 0 26px; padding: 0 2px 22px; border-bottom: 1px solid var(--skin-border); position: relative; }
.journal-heading::after { position: absolute; left: 2px; bottom: -1px; width: 64px; height: 2px; background: linear-gradient(90deg, var(--skin-accent), var(--skin-gold)); content: ''; }
.journal-heading p { margin: 0 0 6px; color: var(--skin-accent); font-size: 11px; font-weight: 600; letter-spacing: .22em; }
.journal-heading h2 { margin: 0; color: var(--skin-heading); font-family: var(--skin-serif); font-size: 30px; font-weight: 600; letter-spacing: .06em; }
.journal-heading > a { flex-shrink: 0; padding-bottom: 5px; color: var(--skin-muted); font-size: 13px; }
.journal-heading > a:hover { color: var(--skin-accent); }
.journal-heading > a span { margin-left: 8px; }
#recent-posts .recent-post-item { height: auto; min-height: 225px; margin-bottom: 22px; overflow: hidden; transition: border-color .25s, transform .25s, box-shadow .25s; }
#recent-posts .recent-post-item:hover { border-color: var(--skin-border-hover); transform: translateY(-2px); }
#recent-posts .recent-post-item.journal-pinned { border-top: 2px solid var(--skin-accent); background: linear-gradient(115deg, var(--skin-tint), transparent 60%), var(--skin-card); }
#recent-posts .recent-post-item > .recent-post-info { display: flex; flex-direction: column; gap: 13px; padding: 30px 34px; }
#recent-posts .recent-post-item.journal-text-card > .recent-post-info { width: 100%; }
#recent-posts .recent-post-item > .recent-post-info > .article-title { color: var(--skin-heading); font-family: var(--skin-serif); font-size: 22px; font-weight: 600; line-height: 1.55; letter-spacing: .01em; }
#recent-posts .recent-post-item > .recent-post-info > .article-title:hover { color: var(--skin-accent); }
#recent-posts .recent-post-item > .recent-post-info > .article-title .sticky { color: var(--skin-accent); font-size: 13px; vertical-align: .12em; }
#recent-posts .recent-post-item > .recent-post-info > .article-meta-wrap { order: -1; margin: 0; color: var(--skin-muted); font-size: 12px; line-height: 1.8; letter-spacing: .03em; }
#recent-posts .article-meta-wrap .tags,
#recent-posts .post-meta-date > :not(time:first-of-type),
#recent-posts .article-meta-wrap .article-meta > i { display: none; }
#recent-posts .article-meta-wrap .article-meta-separator { margin: 0 12px; opacity: .5; }
#recent-posts .article-meta-wrap a { color: var(--skin-accent); }
#recent-posts .recent-post-item > .recent-post-info > .content { margin: 0; color: var(--skin-muted); font-size: 14px; line-height: 1.95; -webkit-line-clamp: 2; }
#recent-posts .recent-post-item .post_cover { align-self: stretch; height: auto; min-height: 225px; }
#recent-posts .recent-post-item .post_cover > a { display: block; height: 100%; }
#recent-posts .recent-post-item .post_cover .post-bg { min-height: 225px; }

/* Aside */
#aside-content .card-widget { margin-bottom: 20px; padding: 24px; overflow: hidden; }
#aside-content .card-info { padding-top: 32px; background: radial-gradient(circle at 50% 0, var(--skin-tint), transparent 62%), var(--skin-card); }
#aside-content .card-info .avatar-img { width: 80px; height: 80px; margin: 0 auto 15px; border: 1px solid var(--skin-gold-line); padding: 4px; border-radius: 50%; box-shadow: 0 0 0 5px var(--skin-gold-tint); }
#aside-content .card-info .avatar-img img { border-radius: 50%; }
#aside-content .card-info .author-info-name { font-family: var(--skin-serif); font-size: 28px; color: var(--skin-heading); }
#aside-content .card-info .author-info-description { margin-top: 7px; color: var(--skin-muted); font-size: 13px; line-height: 1.85; }
#aside-content .card-info .site-data { padding-top: 19px; margin-top: 22px; border-top: 1px dashed var(--skin-border); }
#aside-content .site-data .headline { color: var(--skin-muted); font-size: 12px; }
#aside-content .site-data .length-num { color: var(--skin-accent); font-family: var(--skin-serif); font-size: 22px; }
#aside-content .card-info #card-info-btn { margin-top: 20px; padding: 5px 8px; border: 1px solid var(--skin-accent); border-radius: 8px; background: var(--skin-accent); color: var(--btn-color); font-size: 13px; letter-spacing: .08em; }
#aside-content .card-info #card-info-btn:hover { background: var(--skin-accent-soft); }
#aside-content .card-info #card-info-btn i, #aside-content .card-info #card-info-btn span { color: inherit; }
#aside-content .item-headline { padding-bottom: 15px; color: var(--skin-heading); font-size: 15px; font-weight: 600; letter-spacing: .06em; }
#aside-content .item-headline > i { color: var(--skin-accent); font-size: 13px; }
#aside-content .announcement_content { color: var(--skin-muted); font-size: 13px; line-height: 1.95; }
#aside-content .announcement_content a { display: inline-block; margin-top: 8px; color: var(--skin-accent); }
#aside-content .aside-list > .aside-list-item { padding: 12px 0; }
#aside-content .aside-list > .aside-list-item:not(:last-child) { border-bottom: 1px dashed var(--skin-border); }
#aside-content .aside-list .content > .title { color: var(--skin-ink); font-size: 13px; line-height: 1.7; }
#aside-content .aside-list .content > .title:hover { color: var(--skin-accent); }
#aside-content .aside-list .content > time { color: var(--skin-muted); font-size: 11px; }
#aside-content .card-tag-cloud a { margin: 3px 2px; padding: 3px 9px; border: 1px solid var(--skin-border); border-radius: 999px; color: var(--skin-muted) !important; font-size: 12px !important; }
#aside-content .card-tag-cloud a:hover { color: var(--skin-accent) !important; border-color: var(--skin-border-hover); background: var(--skin-tint); }
#aside-content .card-archives ul > li a,
#aside-content .card-categories ul > li a { border-radius: 6px; color: var(--skin-muted); font-size: 13px; }
#aside-content .card-archives ul > li a:hover,
#aside-content .card-categories ul > li a:hover { background: var(--skin-tint); color: var(--skin-accent); }
#aside-content .card-webinfo { color: var(--skin-muted); font-size: 12px; }

/* TOC: 魔导书目录 */
#aside-content #card-toc .toc-content { max-height: calc(100vh - 220px); }
#aside-content #card-toc .toc-content .toc-link { padding: 3px 10px; border-left: 2px solid transparent; border-radius: 0 6px 6px 0; color: var(--skin-muted); font-size: 13px; line-height: 1.75; }
#aside-content #card-toc .toc-content .toc-link:hover { color: var(--skin-accent); }
#aside-content #card-toc .toc-content .toc-link.active { border-left-color: var(--skin-accent); background: var(--skin-tint); color: var(--skin-accent); font-weight: 600; }
#aside-content #card-toc .toc-content .toc-number { color: var(--skin-gold); font-family: var(--skin-serif); }
#aside-content #card-toc .toc-percentage { color: var(--skin-accent); font-family: var(--skin-serif); }
#aside-content #card-toc .toc-content .toc-child { border-left: 1px dashed var(--skin-border); margin-left: 10px; padding-left: 4px; }

/* Nav */
#page-header.nav-fixed > #nav,
#page-header.not-top-img > #nav,
[data-theme='dark'] #page-header.nav-fixed > #nav,
[data-theme='dark'] #page-header.not-top-img > #nav { background: var(--skin-nav); border-bottom: 1px solid var(--skin-border); box-shadow: none; backdrop-filter: blur(14px); }
#page-header.nav-fixed #nav a, #page-header.nav-fixed #nav span.site-page, #page-header.nav-fixed #nav .site-name { color: var(--skin-ink); text-shadow: none; }
#page-header.nav-fixed #nav a:hover { color: var(--skin-accent); }
#nav .menus_items .menus_item .menus_item_child { border: 1px solid var(--skin-border); border-radius: 10px; background: var(--skin-card); box-shadow: 0 18px 40px -18px rgba(40, 18, 12, .45); }
#nav .menus_items .menus_item .menus_item_child li:hover { background: var(--skin-tint); }
#nav .site-page:not(.child)::after { height: 2px; background: linear-gradient(90deg, #d4452e, #f2c78c); }
#nav .menus_items .menus_item .menus_item_child a { color: var(--skin-ink) !important; }
#sidebar-menus { border-left: 1px solid var(--skin-border); }
#sidebar #sidebar-menus .menus_items .site-page:hover { background: var(--skin-tint); color: var(--skin-accent); }

/* Pagination & floating buttons */
#pagination .pagination { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 32px; }
#pagination .pagination > * { margin: 0; width: 40px; height: 40px; line-height: 38px; font-size: 13px; }
#pagination .pagination > *:not(.space) { border: 1px solid var(--skin-border); border-radius: 50%; background: var(--skin-card); color: var(--skin-muted); box-shadow: none; }
#pagination .pagination .page-number.current,
#pagination .pagination > a:hover { border-color: var(--skin-accent); background: var(--skin-accent); color: var(--btn-color); }
#pagination.pagination-post, #pagination .pagination-related { border-radius: var(--skin-radius); overflow: hidden; }
#rightside > div > button, #rightside > div > a { border: 1px solid var(--skin-border-hover); border-radius: 50%; background: var(--skin-card); color: var(--skin-accent); box-shadow: 0 6px 16px -8px rgba(60, 20, 15, .45); }
#rightside > div > button:hover, #rightside > div > a:hover { background: var(--skin-accent); color: var(--btn-color); }

/* ✦ Reading typography */
:root {
  --skin-serif: 'Noto Serif SC', 'Source Han Serif SC', 'Songti SC', Georgia, serif;
  --skin-sans: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
}
body { font-family: var(--skin-sans); }
#post, #page, #archive { color: var(--skin-ink); }
#article-container { font-size: 16.5px; line-height: 1.95; letter-spacing: .012em; word-break: break-word; overflow-wrap: anywhere; }
#article-container p { margin-bottom: 1.25em; }
#article-container strong { color: var(--skin-heading); }
#article-container h1, #article-container h2, #article-container h3, #article-container h4 { color: var(--skin-heading); font-family: var(--skin-serif); font-weight: 700; letter-spacing: .02em; }
#article-container h1 { font-size: 1.75em; }
#article-container h2 { position: relative; margin: 2.1em 0 .9em; padding: 0 0 12px 1.35em; border-bottom: 1px solid var(--skin-border); font-size: 1.5em; line-height: 1.5; }
#article-container h2::after { position: absolute; left: 0; bottom: -1px; width: 56px; height: 2px; background: linear-gradient(90deg, var(--skin-accent), var(--skin-gold)); content: ''; }
#article-container h3 { margin: 1.8em 0 .7em; font-size: 1.25em; }
#article-container h4 { margin: 1.5em 0 .6em; font-size: 1.08em; }
/* Replace Butterfly's heading icons with runes. */
#article-container h1::before, #article-container h2::before, #article-container h3::before,
#article-container h4::before, #article-container h5::before, #article-container h6::before {
  position: static; margin: 0 .45em 0 0; color: var(--skin-accent); font-family: inherit; font-size: .72em; font-weight: 400; line-height: 1; vertical-align: .12em; transition: none;
}
#article-container h1::before { content: '✧'; }
#article-container h2::before { position: absolute; left: 0; top: .5em; content: '✦'; }
#article-container h3::before { content: '◆'; font-size: .6em; color: var(--skin-gold); }
#article-container h4::before, #article-container h5::before, #article-container h6::before { content: '·'; font-size: 1.1em; color: var(--skin-gold); }
#article-container h1, #article-container h2, #article-container h3, #article-container h4, #article-container h5, #article-container h6 { padding-left: 0; }
#article-container h2 { padding-left: 1.35em; }
#article-container h1:hover::before, #article-container h2:hover::before, #article-container h3:hover::before { transform: none; }
/* Butterfly adds hover padding shifts on headings; keep text still. */
#article-container h1:hover, #article-container h3:hover, #article-container h4:hover { padding-left: 0; }
#article-container h2:hover { padding-left: 1.35em; }
#article-container .echo-title { position: absolute; width: 1px; height: 1px; margin: 0; padding: 0; overflow: hidden; clip: rect(0 0 0 0); border: 0; }

#article-container a:not([class]) { color: var(--skin-accent); text-decoration: underline; text-decoration-color: rgba(168, 50, 43, .3); text-decoration-thickness: 1px; text-underline-offset: 4px; }
#article-container a:not([class]):hover { text-decoration-color: currentColor; }
#article-container .course-featured a, #article-container .topic-card a, #article-container .course-module-grid a, #article-container .flink a { text-decoration: none; }
#post .post-copyright a { color: var(--skin-accent); }
#article-container ul > li::before { border-color: var(--skin-accent); background: var(--skin-card); }
#article-container ol > li::before { background: var(--skin-accent); color: #fff8ee; }
#article-container li { margin: .25em 0; }
#article-container li::marker { color: var(--skin-accent); }

#article-container blockquote {
  position: relative; margin: 1.6em 0; padding: 18px 24px 18px 52px;
  border: 1px solid var(--skin-border); border-left: 3px solid var(--skin-accent);
  border-radius: 0 12px 12px 0; background: var(--skin-gold-tint); color: var(--skin-ink);
}
#article-container blockquote::before { position: absolute; left: 16px; top: 8px; color: var(--skin-accent); font-family: Georgia, serif; font-size: 34px; line-height: 1; opacity: .55; content: '“'; }
#article-container blockquote > :last-child { margin-bottom: 0; }

#article-container hr { position: relative; height: 0; margin: 2.6em auto; border: 0; border-top: 1px solid var(--skin-border); overflow: visible; }
#article-container hr::before {
  position: absolute; left: 50%; top: -.8em; margin: 0; padding: 0 14px; background: var(--skin-card);
  color: var(--skin-accent); font-family: var(--skin-serif); font-size: 13px; letter-spacing: .5em; line-height: 1.6;
  transform: translateX(-50%); content: '✧✦✧'; animation: none;
}
#article-container hr:hover::before { left: 50%; }

#article-container figure.highlight { margin: 1.4em 0; border: 1px solid rgba(228, 184, 114, .22); border-radius: 12px; box-shadow: 0 16px 34px -22px rgba(30, 10, 20, .8); overflow: hidden; }
#article-container figure.highlight .highlight-tools { border-bottom: 1px solid rgba(228, 184, 114, .14); font-size: 12px; letter-spacing: .06em; }
#article-container figure.highlight .highlight-tools .code-lang { color: #f2c78c; font-weight: 600; text-transform: uppercase; }
#article-container figure.highlight table { font-size: 13.5px; }
#article-container :not(pre) > code { padding: .12em .4em; border: 1px solid var(--skin-border); border-radius: 5px; background: var(--skin-raised); color: var(--skin-accent); font-size: .88em; }
#article-container table { display: block; width: fit-content; max-width: 100%; overflow-x: auto; border-radius: 10px; }
#article-container table:not(.highlight table) { border: 1px solid var(--skin-border); }
#article-container table th { background: var(--skin-raised); color: var(--skin-heading); }
#article-container table td, #article-container table th { border-color: var(--skin-border); }
#article-container figure.highlight table { display: table; border-radius: 0; }
#article-container img { border-radius: 10px; }
/* ✦ Math: server-rendered KaTeX 0.16, styled like the rest of the page. */
/* Butterfly hides .katex until its loader runs; the stylesheet is already in <head>. */
#article-container .katex { display: inline; font-size: 1.12em; color: var(--skin-heading); text-rendering: optimizeLegibility; }
#article-container .katex-display > .katex { display: block; }
/* CJK inside formulas otherwise falls back to a thin serif (SimSun). */
#article-container .katex .cjk_fallback { font-family: var(--skin-sans); font-size: .87em; }
#article-container .katex .mord.text > .mord:not(.cjk_fallback) { font-family: KaTeX_Main, 'Times New Roman', serif; }
#article-container .katex-block { margin: 1.3em 0; padding: 0; }
#article-container .katex-display {
  margin: 0; padding: .55em .25em .7em; max-width: 100%;
  overflow: auto hidden; scrollbar-width: thin; scrollbar-color: var(--skin-gold-line) transparent;
}
#article-container .katex-display::-webkit-scrollbar { height: 6px; }
#article-container .katex-display::-webkit-scrollbar-thumb { border-radius: 3px; background: var(--skin-gold-line); }
#article-container .katex-display > .katex > .katex-html > .tag { color: var(--skin-muted); }
/* Display math that sits inside a sentence ("由式 $$…$$ 确定") keeps the paragraph rhythm. */
#article-container p > .katex-display { margin: .5em 0; }
#article-container .katex-error { color: var(--skin-accent); border-bottom: 1px dashed currentColor; }
#article-container mark, #article-container .text-highlight { padding: 0 .2em; background: linear-gradient(transparent 55%, rgba(212, 69, 46, .22) 55%); color: inherit; }

#post .post-copyright { padding: 18px 22px; border: 1px dashed var(--skin-gold-line); border-radius: 12px; background: var(--skin-gold-tint); }
#post .post-copyright::before { color: var(--skin-accent); }
#post .tag_share .post-meta__tags { border: 1px solid var(--skin-border); border-radius: 999px; color: var(--skin-accent); }
#post .tag_share .post-meta__tags:hover { background: var(--skin-accent); color: var(--btn-color); }
.relatedPosts > .headline, #post-comment .comment-head .comment-headline { color: var(--skin-heading); font-family: var(--skin-serif); }
.relatedPosts > .headline > i, #post-comment .comment-head .comment-headline > i { color: var(--skin-accent); }

/* Search */
.search-dialog { border: 1px solid var(--skin-border-hover); border-radius: 16px; background: var(--skin-card); box-shadow: 0 24px 90px rgba(20, 5, 10, .35); }
.search-dialog .search-nav, .search-dialog .search-dialog-title { color: var(--skin-accent); }
.search-dialog .search-box input { border-color: var(--skin-border-hover); border-radius: 8px; }
#local-search .search-result-title { color: var(--skin-heading); }
#local-search .search-keyword { color: var(--skin-accent); background: var(--skin-tint); }

/* Footer: 红魔之里的夜 */
#footer { position: relative; border-top: 0; background: #120a11 !important; color: #cbb8b4; }
#footer::before { display: none; }
#footer::after {
  position: absolute; top: 0; left: 0; right: 0; height: 14px; content: '';
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='96' height='14' fill='none' stroke='%23e4b872' stroke-width='.8'%3E%3Cpath d='M0 7h38M58 7h38' opacity='.45'/%3E%3Cpath d='m48 2 5 5-5 5-5-5Z'/%3E%3Cpath d='M20 4v6M76 4v6' opacity='.6'/%3E%3C/svg%3E") center / 96px 14px repeat-x;
  opacity: .8;
}
#footer .footer-other { position: relative; max-width: 1216px; margin: 0 auto; padding: 44px 0 44px; text-align: left; }
#footer .footer-copyright { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px 24px; }
#footer .copyright, #footer .framework-info, #footer .footer_custom_text { color: #b9a5a2; font-size: 12px; line-height: 1.9; }
#footer .footer_custom_text { margin-top: 12px; }
#footer a { color: #f2c78c; }
#footer a:hover { text-decoration: underline; }
#footer .footer-motto { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 18px; margin: 0 0 22px; }
#footer .footer-motto strong { color: #fff1dd; font-family: var(--skin-serif); font-size: 20px; font-weight: 500; letter-spacing: .08em; }
#footer .footer-motto span { color: #f2c78c; font-size: 12px; letter-spacing: .28em; }

@media (min-width: 901px) {
  #recent-posts + #aside-content { padding-top: 3px; }
}
@media (max-width: 1100px) {
  #content-inner.layout { gap: 22px; padding-right: 24px; padding-left: 24px; }
  #content-inner.layout > #aside-content { flex-basis: 260px; width: 260px; }
  #recent-posts .recent-post-item > .recent-post-info { padding: 25px; }
  #footer .footer-other { padding-right: 24px; padding-left: 24px; }
}
@media (max-width: 900px) {
  #content-inner.layout { padding-top: 36px; padding-bottom: 48px; }
  #content-inner.layout > #aside-content { flex: auto; width: 100%; margin-top: 10px; }
  #recent-posts .recent-post-item { min-height: 0; }
  #recent-posts .recent-post-item .post_cover { height: 220px; min-height: 0; }
  #recent-posts .recent-post-item .post_cover .post-bg { min-height: 0; }
  #aside-content .card-info { padding-top: 26px; }
}
@media (max-width: 600px) {
  #content-inner.layout { padding: 28px 14px 44px; gap: 22px; }
  .journal-heading { gap: 12px; margin-bottom: 20px; padding-bottom: 18px; }
  .journal-heading h2 { font-size: 24px; }
  .journal-heading p { font-size: 10px; }
  .journal-heading > a { font-size: 12px; }
  #recent-posts .recent-post-item { margin-bottom: 16px; border-radius: 12px; }
  #recent-posts .recent-post-item > .recent-post-info { gap: 11px; padding: 22px 20px; }
  #recent-posts .recent-post-item > .recent-post-info > .article-title { font-size: 19px; line-height: 1.6; }
  #recent-posts .recent-post-item > .recent-post-info > .content { font-size: 13px; -webkit-line-clamp: 3; }
  #recent-posts .article-meta-wrap .article-meta-separator { margin: 0 8px; }
  .layout > div:first-child:not(.nc) { padding: 26px 18px; }
  #article-container { font-size: 16px; line-height: 1.9; }
  #article-container h1 { font-size: 1.5em; }
  #article-container h2 { font-size: 1.32em; }
  #article-container h3 { font-size: 1.15em; }
  #article-container .katex { font-size: 1.06em; }
  #article-container .katex-display { padding: .45em 0 .6em; }
  #article-container blockquote { padding: 14px 14px 14px 30px; }
  #article-container blockquote::before { left: 8px; top: 6px; font-size: 24px; }
  #footer .footer-other { padding: 36px 22px 30px; }
  #footer .footer-copyright { flex-direction: column; gap: 4px; }
  .category-lists { padding: 1rem 0 2rem; }
  .category-lists .category-list { grid-template-columns: minmax(0, 1fr); }
  .search-dialog { border-radius: 0; }
}
@media (prefers-reduced-motion: reduce) {
  body::before { display: none; }
  #recent-posts .recent-post-item, #aside-content .card-widget { transition: none; }
  #recent-posts .recent-post-item:hover { transform: none; }
}