/* =============================================
   IFDESS Blog System - Docusaurus-like Theme
   模仿 Docusaurus v3 的 Infima 框架样式
   ============================================= */

/* === CSS Variables === */
:root {
    --ifm-color-primary: #2e8555;
    --ifm-color-primary-dark: #29784c;
    --ifm-color-primary-darker: #277148;
    --ifm-color-primary-darkest: #205d3b;
    --ifm-color-primary-light: #33925d;
    --ifm-color-primary-lighter: #359962;
    --ifm-color-primary-lightest: #3cad6e;
    --ifm-background-color: #ffffff;
    --ifm-background-surface-color: #ffffff;
    --ifm-hover-overlay: rgba(0,0,0,.05);
    --ifm-color-content: #1c1e21;
    --ifm-color-content-secondary: #606770;
    --ifm-font-color-base: var(--ifm-color-content);
    --ifm-font-family-base: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", Ubuntu, Cantarell, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --ifm-font-family-monospace: "JetBrains Mono", SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", monospace;
    --ifm-font-size-base: 100%;
    --ifm-line-height-base: 1.75;
    --ifm-global-radius: 0.4rem;
    --ifm-global-spacing: 1rem;
    --ifm-spacing-vertical: var(--ifm-global-spacing);
    --ifm-spacing-horizontal: var(--ifm-global-spacing);
    --ifm-navbar-height: 3.75rem;
    --ifm-navbar-background-color: var(--ifm-background-surface-color);
    --ifm-navbar-shadow: 0 1px 2px 0 rgba(0,0,0,.1);
    --ifm-sidebar-width: 300px;
    --ifm-toc-border-color: #e3e3e3;
    --ifm-footer-background-color: #303846;
    --ifm-footer-color: #ebedf0;
    --ifm-code-font-size: 90%;
    --ifm-code-border-radius: 0.2rem;
    --ifm-code-padding-vertical: 0.1rem;
    --ifm-code-padding-horizontal: 0.3rem;
    --ifm-code-background: rgba(0,0,0,.06);
    --ifm-alert-padding-vertical: 1rem;
    --ifm-alert-padding-horizontal: 1.2rem;
    --ifm-pre-padding: 1rem;
    --ifm-heading-font-weight: 700;
    --doc-sidebar-hidden-width: 30px;
    --ifm-breadcrumb-separator: "\203A";
    --ifm-card-background-color: var(--ifm-background-surface-color);
    --ifm-container-width: 1440px;
}

/* Dark theme */
[data-theme="dark"] {
    --ifm-background-color: #1b1b1d;
    --ifm-background-surface-color: #242526;
    --ifm-hover-overlay: rgba(255,255,255,.05);
    --ifm-color-content: #e3e3e3;
    --ifm-color-content-secondary: #dadde1;
    --ifm-toc-border-color: #3e4042;
    --ifm-footer-background-color: #303846;
    --ifm-code-background: rgba(255,255,255,.06);
    --ifm-navbar-background-color: #242526;
    --ifm-card-background-color: #242526;
}

/* === Base Styles === */
*, *::before, *::after { box-sizing: border-box; }

html {
    font-size: var(--ifm-font-size-base);
    scroll-padding-top: calc(var(--ifm-navbar-height) + 1rem);
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--ifm-font-family-base);
    font-size: 1.1rem;
    line-height: var(--ifm-line-height-base);
    color: var(--ifm-font-color-base);
    background-color: var(--ifm-background-color);
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--ifm-color-primary);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--ifm-color-primary-dark);
    text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--ifm-heading-font-weight);
    line-height: 1.25;
    margin: 0 0 var(--ifm-spacing-vertical);
    color: var(--ifm-color-content);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

img { max-width: 100%; height: auto; }

code {
    font-family: var(--ifm-font-family-monospace);
    font-size: var(--ifm-code-font-size);
    background: var(--ifm-code-background);
    border-radius: var(--ifm-code-border-radius);
    padding: var(--ifm-code-padding-vertical) var(--ifm-code-padding-horizontal);
}

pre {
    background: #282c34;
    color: #abb2bf;
    border-radius: var(--ifm-global-radius);
    padding: var(--ifm-pre-padding);
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100%;
    width: 100%;
    min-width: 0;
    display: block;
    box-sizing: border-box;
    white-space: pre;
    word-break: normal;
    overflow-wrap: normal;
    -webkit-overflow-scrolling: touch;
    font-size: var(--ifm-code-font-size);
    line-height: 1.45;
}

pre code {
    background: none;
    padding: 0;
    font-size: inherit;
    color: inherit;
    display: block;
    width: max-content;
    min-width: 100%;
}

blockquote {
    border-left: 3px solid var(--ifm-color-primary);
    margin: 0 0 var(--ifm-spacing-vertical);
    padding: 0.5rem 1rem;
    color: var(--ifm-color-content-secondary);
    background: var(--ifm-hover-overlay);
    border-radius: 0 var(--ifm-global-radius) var(--ifm-global-radius) 0;
}

hr {
    border: 0;
    height: 1px;
    background: var(--ifm-toc-border-color);
    margin: 1.5rem 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--ifm-spacing-vertical);
}

th, td {
    border: 1px solid var(--ifm-toc-border-color);
    padding: 0.5rem 0.75rem;
    text-align: left;
}

th {
    background: var(--ifm-hover-overlay);
    font-weight: var(--ifm-heading-font-weight);
}

/* === Layout === */
#__docusaurus {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-wrapper {
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: var(--ifm-container-width);
    margin: 0 auto;
    padding: 0 1rem;
    width: 100%;
}

.container-fluid { width: 100%; padding: 0 1rem; }

/* 让部分文档页内容宽度与文章页保持一致 */
.tags-page .doc-main-container > .container,
.friends-page .doc-main-container > .container,
.about-page .doc-main-container > .container,
.page-category .doc-main-container > .container {
    max-width: none;
    padding-left: 0;
    padding-right: 0;
}

.tags-page .doc-main-container > .container > .row,
.friends-page .doc-main-container > .container > .row,
.about-page .doc-main-container > .container > .row,
.page-category .doc-main-container > .container > .row {
    margin-left: 0;
    margin-right: 0;
}

.tags-page .doc-main-container > .container > .row > .col,
.friends-page .doc-main-container > .container > .row > .col,
.about-page .doc-main-container > .container > .row > .col,
.page-category .doc-main-container > .container > .row > .col {
    padding-left: 0;
    padding-right: 0;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 calc(var(--ifm-spacing-horizontal) * -1);
}

body.admin-page .admin-post-filter-left {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    flex: 1 1 auto;
    min-width: max-content;
}
body.admin-page .admin-post-filter-right {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}
.col { flex: 1; padding: 0 var(--ifm-spacing-horizontal); }
.col--3 { flex: 0 0 25%; max-width: 25%; padding: 0 var(--ifm-spacing-horizontal); }
.col--9 { flex: 0 0 75%; max-width: 75%; padding: 0 var(--ifm-spacing-horizontal); }
.col--4 { flex: 0 0 33.333%; max-width: 33.333%; padding: 0 var(--ifm-spacing-horizontal); }
.col--8 { flex: 0 0 66.666%; max-width: 66.666%; padding: 0 var(--ifm-spacing-horizontal); }
.col--offset-2 { margin-left: 16.666%; }

.padding-top--md { padding-top: 1rem; }
.padding-bottom--lg { padding-bottom: 2rem; }
.padding-horiz--md { padding-left: 1rem; padding-right: 1rem; }
.margin-vert--xl { margin-top: 3rem; margin-bottom: 3rem; }
.margin-vert--lg { margin-top: 2rem; margin-bottom: 2rem; }
.margin-bottom--lg { margin-bottom: 2rem; }
.text--center { text-align: center; }

/* === Navbar === */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    height: var(--ifm-navbar-height);
    background-color: var(--ifm-navbar-background-color);
    box-shadow: var(--ifm-navbar-shadow);
    padding: 0 1rem;
    transition: background-color 0.2s ease, transform 0.22s ease;
    will-change: transform;
}

.navbar.navbar--hidden {
    transform: translate3d(0, calc(-1 * var(--ifm-navbar-height)), 0);
}

.navbar__inner {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: var(--ifm-container-width);
    margin: 0 auto;
}

.navbar__items {
    display: flex;
    align-items: center;
    flex: 1;
    gap: 0;
}

.navbar__items--right {
    flex: initial;
    justify-content: flex-end;
}

.navbar__brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    margin-right: 1rem;
    color: #2e8555;
    font-weight: 700;
    font-size: 1.2rem;
}

.navbar__brand:hover { color: var(--ifm-color-primary); text-decoration: none; }

.navbar__title {
    white-space: nowrap;
    font-size: 1.5rem;
}

.navbar__link {
    display: flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-weight: 500;
    font-size: 1.02rem;
    color: var(--ifm-color-content);
    text-decoration: none;
    border-radius: var(--ifm-global-radius);
    transition: background 0.15s, color 0.15s;
}

.navbar__link:hover {
    background: var(--ifm-hover-overlay);
    color: var(--ifm-color-primary);
    text-decoration: none;
}

.navbar__link--active {
    color: var(--ifm-color-primary);
    font-weight: 600;
}

.navbar__toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    color: var(--ifm-color-content);
    margin-right: 0.5rem;
}

/* Mobile sidebar - hidden by default on all screen sizes */
.mobile-sidebar {
    display: none;
}

.navbar__search {
    position: relative;
}

.navbar__search::before {
    content: "";
    position: absolute;
    left: 0.7rem;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background-color: var(--ifm-color-content-secondary);
    opacity: 0.75;
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M10 2a8 8 0 105.293 14.293l4.707 4.707 1.414-1.414-4.707-4.707A8 8 0 0010 2zm0 2a6 6 0 110 12 6 6 0 010-12z'/%3E%3C/svg%3E") center/contain no-repeat;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M10 2a8 8 0 105.293 14.293l4.707 4.707 1.414-1.414-4.707-4.707A8 8 0 0010 2zm0 2a6 6 0 110 12 6 6 0 010-12z'/%3E%3C/svg%3E") center/contain no-repeat;
    pointer-events: none;
}

.navbar__search-input {
    font-size: 1rem;
    padding: 0.55rem 0.75rem 0.55rem 2.3rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 2rem;
    outline: none;
    background: #e5e7eb;
    color: var(--ifm-color-content);
    width: 180px;
    transition: border-color 0.2s, width 0.3s;
}

[data-theme="dark"] .navbar__search-input {
    background: #3a3f45;
}

.navbar__search-input:focus {
    border-color: var(--ifm-color-primary);
    width: 210px;
}

/* Theme toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    margin-right: 0.75rem;
    padding: 0.35rem;
    border-radius: var(--ifm-global-radius);
    display: flex;
    align-items: center;
    color: var(--ifm-color-content);
    transition: background 0.15s;
}

.theme-toggle:hover { background: var(--ifm-hover-overlay); }
.theme-toggle svg { width: 24px; height: 24px; }

[data-theme="dark"] .theme-toggle .icon-light { display: none; }
[data-theme="light"] .theme-toggle .icon-dark { display: none; }
html:not([data-theme]) .theme-toggle .icon-dark { display: none; }

/* === Skip to content === */
.skipToContent {
    position: absolute;
    top: -100px;
    left: 0;
    padding: 0.5rem 1rem;
    background: var(--ifm-color-primary);
    color: white;
    z-index: 200;
    transition: top 0.2s;
}

.skipToContent:focus { top: 0; }

/* === Docs Layout (Sidebar + Main + TOC) === */
.main-wrapper > .docs-wrapper {
    display: flex;
    flex: 1;
    max-width: var(--ifm-container-width);
    margin: 0 auto;
    width: 100%;
    gap: 0;
}

.doc-sidebar-container {
    width: var(--ifm-sidebar-width);
    flex-shrink: 0;
    border-right: 1px solid var(--ifm-toc-border-color);
    position: sticky;
    top: var(--ifm-navbar-height);
    height: calc(100vh - var(--ifm-navbar-height));
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--ifm-toc-border-color) transparent;
}

.doc-toc-container {
    width: 260px;
    flex-shrink: 0;
    position: sticky;
    top: var(--ifm-navbar-height);
    height: calc(100vh - var(--ifm-navbar-height));
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--ifm-toc-border-color) transparent;
    padding: 0rem 0.75rem 0rem 0;
    border-left: 1px solid var(--ifm-toc-border-color);
}

.doc-sidebar-container::-webkit-scrollbar { width: 5px; }
.doc-sidebar-container::-webkit-scrollbar-thumb { background: var(--ifm-toc-border-color); border-radius: 5px; }
.doc-toc-container::-webkit-scrollbar { width: 5px; }
.doc-toc-container::-webkit-scrollbar-thumb { background: var(--ifm-toc-border-color); border-radius: 5px; }
.doc-sidebar-container::-webkit-scrollbar-track,
.doc-toc-container::-webkit-scrollbar-track,
body:not(.admin-page)::-webkit-scrollbar,
body:not(.admin-page)::-webkit-scrollbar-track-piece,
body:not(.admin-page)::-webkit-scrollbar-track {
    background: transparent;
}

body:not(.admin-page) {
    scrollbar-color: var(--ifm-toc-border-color) transparent;
}

.doc-sidebar {
    padding: 0.75rem 0;
}

.doc-sidebar .sidebar-logo {
    display: block;
    padding: 0.5rem 1rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--ifm-color-content);
    text-decoration: none;
    border-bottom: 1px solid var(--ifm-toc-border-color);
    margin-bottom: 0.5rem;
}

.doc-sidebar .sidebar-logo:hover { color: var(--ifm-color-primary); text-decoration: none; }

/* Sidebar Menu */
.menu { padding: 0.5rem; }

.menu__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.menu__list .menu__list {
    padding-left: 0;
    margin-left: 1rem;
}

.menu__list-item {
    margin: 0 0 0.12rem;
}

.menu__link {
    display: flex;
    align-items: center;
    padding: 0.46rem 0.75rem;
    font-size: 0.92rem;
    color: var(--ifm-color-content-secondary);
    text-decoration: none;
    border-radius: var(--ifm-global-radius);
    transition: color 0.15s, background 0.15s;
    line-height: 1.3;
    word-break: break-word;
}

.menu__link:hover {
    color: var(--ifm-color-primary);
    background: var(--ifm-hover-overlay);
    text-decoration: none;
}

.menu__link--active {
    color: var(--ifm-color-primary);
    font-weight: 400;
    background: rgba(107, 114, 128, 0.1);
}

[data-theme="dark"] .menu__link--active {
    background: rgba(148, 163, 184, 0.14);
}

/* Collapsible category */
.menu__list-item-collapsible {
    position: relative;
}

.menu__caret {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-left: 0.35rem;
    transition: transform 0.2s;
    flex-shrink: 0;
}

.menu__caret svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.menu__list-item--collapsed > .menu__list {
    display: none;
}

.menu__list-item--collapsed .menu__caret {
    transform: rotate(-90deg);
}

.menu__link--sublist {
    justify-content: space-between;
    font-weight: 600;
    color: #4b5563;
    font-size: 0.95rem;
}

.menu__link-label {
    min-width: 0;
    flex: 1;
}

[data-theme="dark"] .menu__link--sublist {
    color: #cfd3d9;
}

/* === Doc Main Content === */
.doc-main-container {
    flex: 1;
    min-width: 0;
    padding: 0 1.75rem;
}

.doc-content-inner {
    padding-top: 1rem;
    padding-bottom: 2rem;
}

.doc-item-container {
    max-width: 100%;
    min-width: 0;
}

/* Breadcrumbs */
.breadcrumbs-container {
    margin-bottom: 1rem;
}

.breadcrumbs {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0;
    margin: 0;
    font-size: 0.93rem;
}

.breadcrumbs__item {
    display: flex;
    align-items: center;
}

.breadcrumbs__item:not(:last-child)::after {
    content: var(--ifm-breadcrumb-separator);
    margin: 0 0.5rem;
    color: var(--ifm-color-content-secondary);
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1;
}

.breadcrumbs__link {
    color: var(--ifm-color-content-secondary);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.3rem 0.78rem;
    line-height: 1.2;
    border-radius: 999px;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.breadcrumbs__link:hover {
    color: #2e8555;
    background: var(--ifm-hover-overlay);
    text-decoration: none;
}

.breadcrumbs__link--active {
    color: #2e8555;
    font-weight: 500;
    background: var(--ifm-hover-overlay);
}

.breadcrumbs__link svg {
    display: block;
    flex: 0 0 auto;
    align-self: center;
    width: 1.5rem;
    height: 1.5rem;
}

/* Article */
article { padding: 0; }

article header h1 {
    font-size: 2rem;
    margin-bottom: 0.25rem;
}

.theme-doc-markdown {
    font-size: 1.05rem;
}

.page-post .theme-doc-markdown {
    padding-bottom: 0.25rem;
}

.theme-doc-markdown img {
    border-radius: var(--ifm-global-radius);
    display: block;
}

.page-category .category-post-groups {
    column-count: 2;
    column-gap: 1.75rem;
}

.page-category .category-post-group {
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
    margin-bottom: 1.5rem;
}

.page-category .category-post-list {
    margin-top: 0;
}

.page-category .category-post-list li {
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
    margin-bottom: 0.35rem;
}

/* 标签详情页文章列表：复用介绍页分组样式 */
.tags-page .category-post-groups {
    column-count: 2;
    column-gap: 1.75rem;
}

.tags-page .category-post-group {
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
    margin-bottom: 1.5rem;
}

.tags-page .category-post-list {
    margin-top: 0;
}

.tags-page .category-post-list li {
    break-inside: avoid;
    -webkit-column-break-inside: avoid;
    margin-bottom: 0.35rem;
}

/* Post meta time */
.post-meta-time {
    font-size: 0.94rem;
    color: var(--ifm-color-content-secondary);
    margin-bottom: 1.35rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 1rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.post-meta-time > span {
    white-space: nowrap;
}

/* Admonition (提示框 - Docusaurus 风格) */
.admonition {
    margin-bottom: 1em;
    padding: var(--ifm-alert-padding-vertical) var(--ifm-alert-padding-horizontal);
    border-radius: var(--ifm-global-radius);
    border-left: 5px solid;
}

.admonition .admonition-heading {
    display: flex;
    align-items: center;
    gap: 0.4em;
    margin-bottom: 0.45em;
    line-height: 1;
}

.admonition .admonition-heading h5 {
    margin: 0;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1;
}

.admonition .admonition-icon {
    display: inline-flex;
    align-items: center;
    width: 1.5em;
    height: 1.5em;
    flex-shrink: 0;
}

.admonition .admonition-icon svg {
    width: 100%;
    height: 100%;
}

.admonition .admonition-content p {
    margin: 0;
}

.alert--secondary {
    background: #f2f3f5;
    border-left-color: #8b949e;
    color: var(--ifm-color-content);
}
.alert--secondary .admonition-heading { color: #3c4043; }

[data-theme="dark"] .alert--secondary { background: rgba(255,255,255,.05); }

.alert--success {
    background: #e6f4ea;
    border-left-color: #16a34a;
}
.alert--success .admonition-heading { color: #166534; }

[data-theme="dark"] .alert--success { background: rgba(22,163,74,.18); }

.alert--caution {
    background: #fff8e6;
    border-left-color: #d39e00;
}
.alert--caution .admonition-heading { color: #7a5b00; }

[data-theme="dark"] .alert--caution { background: rgba(211,158,0,.18); }

.alert--danger {
    background: #fdebec;
    border-left-color: #ef4444;
}
.alert--danger .admonition-heading { color: #991b1b; }

[data-theme="dark"] .alert--danger { background: rgba(239,68,68,.18); }

.alert--info {
    background: #eaf3fb;
    border-left-color: #4ea8de;
}
.alert--info .admonition-heading { color: #0f4c81; }

[data-theme="dark"] .alert--info { background: rgba(78,168,222,.18); }

/* Tags */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.62rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    background: var(--ifm-card-background-color);
    font-weight: 600;
    font-size: 1rem;
    color: var(--ifm-color-primary);
    text-decoration: none;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.tag:hover {
    border-color: var(--ifm-color-primary);
    color: var(--ifm-color-primary);
    text-decoration: none !important;
}

.tag__count {
    margin-left: 0.3rem;
    font-size: 0.68rem;
    opacity: 0.7;
}

/* Footer for tags */
.theme-doc-footer {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--ifm-toc-border-color);
}

.theme-doc-footer--empty {
    margin-top: 1.6rem;
    padding-top: 0;
}

.theme-doc-footer-tags-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.theme-doc-footer-tags-row b { font-size: 0.98rem; }

/* Pagination Nav */
.pagination-nav {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.page-post .pagination-nav {
    margin-top: 0.6rem;
}

.pagination-nav__link {
    display: block;
    padding: 1rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    text-decoration: none;
    transition: border-color 0.15s;
}

.pagination-nav__link:hover {
    border-color: var(--ifm-color-primary);
    text-decoration: none;
}

.pagination-nav__sublabel {
    font-size: 0.92rem;
    color: var(--ifm-color-content-secondary);
}

.pagination-nav__label {
    font-size: 1rem;
    font-weight: 600;
    color: var(--ifm-color-primary);
    margin-top: 0.25rem;
}

.pagination-nav__link--prev .pagination-nav__label::before {
    content: "\00AB\00A0";
    font-size: 1.3em;
    font-weight: 700;
}

.pagination-nav__link--next .pagination-nav__label::after {
    content: "\00A0\00BB";
    font-size: 1.3em;
    font-weight: 700;
}

.pagination-nav__link--prev { text-align: left; }
.pagination-nav__link--next { text-align: right; grid-column: 2; }

/* TOC (Table of Contents) */
.toc-desktop {
    padding-top: 1rem;
    overflow-y: auto;
    padding-left: 1rem;
    scrollbar-width: thin;
}

.toc-desktop .toc-title {
    display: block;
    text-transform: none;
    font-weight: 700;
    color: var(--ifm-color-primary-dark);
    margin-bottom: 0.65rem;
    letter-spacing: 0.04em;
}

.toc-desktop ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-desktop li {
    margin: 0;
}

.toc-desktop a {
    display: block;
    padding: 0.3rem 0;
    color: var(--ifm-color-content-secondary);
    text-decoration: none;
    border-left: 2px solid transparent;
    padding-left: 0.5rem;
    transition: color 0.15s, border-color 0.15s;
}

.toc-desktop a.toc-h2 {
    font-weight: 600;
    color: #4b5563;
    font-size: 0.95rem;
    padding-left: 0.5rem;
}

[data-theme="dark"] .toc-desktop a.toc-h2 {
    color: #cfd3d9;
}

.toc-desktop a:hover {
    color: var(--ifm-color-primary);
    text-decoration: none;
}

.toc-desktop a.active {
    color: var(--ifm-color-primary);
    border-left-color: var(--ifm-color-primary);
}

.toc-desktop .toc-h3 { padding-left: 1.5rem; font-size: 0.88rem; }
.toc-desktop .toc-h4 { padding-left: 2.5rem; font-size: 0.84rem; }

.toc-actions {
    margin-top: 1rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--ifm-toc-border-color);
}

.toc-actions-title {
    margin-bottom: 0.35rem;
}

.toc-desktop .toc-action-link {
    display: block;
    padding: 0.3rem 0;
    color: var(--ifm-color-content-secondary);
    text-decoration: none;
    border-left: 2px solid transparent;
    padding-left: 0.5rem;
    transition: color 0.15s, border-color 0.15s;
    font-size: 0.92rem;
}

.toc-desktop .toc-action-link:hover {
    color: var(--ifm-color-primary);
    text-decoration: none;
    border-left-color: var(--ifm-color-primary);
}

.toc-desktop--empty {
    min-height: 9rem;
    padding-left: 1rem;
}

/* Mobile inline TOC (shown when desktop TOC is hidden) */
.toc-mobile {
    display: none;
    margin: 0.5rem 0 0.9rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    background: #f5f6f7;
}

[data-theme="dark"] .toc-mobile {
    background: rgba(148, 163, 184, 0.12);
}

.toc-mobile__summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    padding: 0.5rem 0.68rem;
    font-weight: 600;
    line-height: 1.2;
    color: var(--ifm-color-content);
}

.toc-mobile__summary::-webkit-details-marker {
    display: none;
}

.toc-mobile__summary::after {
    content: '▾';
    margin-left: auto;
    line-height: 1;
    color: var(--ifm-color-content-secondary);
}

.toc-mobile:not([open]) .toc-mobile__summary::after {
    content: '▸';
}

.toc-mobile[open] .toc-mobile__summary {
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.toc-mobile__list {
    list-style: none;
    margin: 0;
    padding: 0 0.44rem 0;
}

.toc-mobile__list li {
    margin: 0;
}

.toc-mobile__list a {
    display: block;
    color: var(--ifm-color-content-secondary);
    text-decoration: none;
    border-left: 2px solid transparent;
    padding: 0.2rem 0 0.2rem 0.45rem;
    font-size: 0.92rem;
}

.toc-mobile__list a:hover {
    color: var(--ifm-color-primary);
    border-left-color: var(--ifm-color-primary);
    text-decoration: none !important;
}

.toc-mobile__list a.active {
    color: inherit;
    border-left-color: transparent;
    text-decoration: none !important;
}

.toc-mobile__list a:focus,
.toc-mobile__list a:active,
.toc-mobile__list a:visited {
    text-decoration: none !important;
}

.toc-mobile__list a.toc-h2 {
    font-weight: 400;
    color: #000;
    font-size: 0.93rem;
}

[data-theme="dark"] .toc-mobile__list a.toc-h2 {
    color: #000;
}

.toc-mobile__list .toc-h3 { padding-left: 1.2rem; font-size: 0.87rem; }
.toc-mobile__list .toc-h4 { padding-left: 2rem; font-size: 0.84rem; }

.toc-mobile__empty {
    display: block;
    color: var(--ifm-color-content-secondary);
    border-left: 2px solid transparent;
    padding: 0.2rem 0 0.2rem 0.45rem;
    font-size: 0.9rem;
}

.toc-desktop--empty .toc-actions--only {
    margin-top: 0.75rem;
    padding-top: 0;
    border-top: none;
}

/* === Hero Section === */
.hero {
    padding: 4rem 0;
    text-align: center;
}

.hero--primary {
    background: var(--ifm-color-primary);
    color: white;
}

.hero__title {
    font-size: 2.9rem;
    color: white;
}

.hero__subtitle {
    font-size: 1.4rem;
    color: rgb(255,255,255);
    margin-bottom: 1.5rem;
}

/* Button */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--ifm-global-radius);
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    border: 2px solid transparent;
}

.button:hover { text-decoration: none; }

.button--primary {
    background: var(--ifm-color-primary);
    color: white;
    border-color: var(--ifm-color-primary);
}

.button--primary:hover {
    background: var(--ifm-color-primary-dark);
    border-color: var(--ifm-color-primary-dark);
    color: white;
}

.button--secondary {
    background: #f1f3f5;
    color: #000;
    border-color: #f1f3f5;
}

.button--secondary:hover {
    background: #e7ebef;
    color: #222;
}

.button--outline {
    background: transparent;
    color: var(--ifm-color-primary);
    border-color: var(--ifm-color-primary);
}

.button--outline:hover {
    background: var(--ifm-color-primary);
    color: white;
}

.button--sm { padding: 0.55rem 1.15rem; font-size: 0.9rem; }
.button--lg { padding: 0.4rem 2rem; font-size: 1.2rem; }

.button--danger {
    background: #fa383e;
    color: white;
    border-color: #fa383e;
}

.button--danger:hover {
    background: #e0333a;
    border-color: #e0333a;
    color: white;
}

/* Features Section */
.features {
    padding: 3rem 0;
}

.recent-posts-section {
    padding: 3rem 0 4rem;
    background: #f5f6f7;
}

[data-theme="dark"] .recent-posts-section {
    background: #1f2125;
}

.feature-card {
    text-align: center;
    padding: 1rem;
}

.feature-icon {
    width: 74px;
    height: 74px;
    margin: 0 auto 0.9rem;
    color: var(--ifm-color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 { margin-top: 1rem; }

/* === Card === */
.card {
    display: block;
    padding: 1.25rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    background: var(--ifm-card-background-color);
    text-decoration: none;
    color: var(--ifm-color-content);
    transition: box-shadow 0.2s, border-color 0.2s;
}

.card:hover {
    box-shadow: 0 3px 10px rgba(0,0,0,.1);
    border-color: var(--ifm-color-primary);
    text-decoration: none;
    color: var(--ifm-color-content);
}

.card__title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--ifm-color-primary);
}

.card__description {
    font-size: 0.95rem;
    color: var(--ifm-color-content-secondary);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.recent-post-card {
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

.recent-post-date {
    margin-top: auto;
    padding-top: 0.75rem;
    font-size: 0.8rem;
    color: var(--ifm-color-content-secondary);
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem 0.8rem;
    line-height: 1.55;
}
.recent-post-date > span {
    white-space: nowrap;
}

/* Friend link cards */
.friend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

/* === Footer === */
.footer {
    padding: 2rem 0;
    background: var(--ifm-footer-background-color);
    color: var(--ifm-footer-color);
    text-align: center;
    font-size: 1.02rem;
}

.footer a { color: var(--ifm-footer-color); }
.footer a:hover { color: white; text-decoration: underline; }

/* === 404 Page === */
.not-found {
    text-align: center;
    padding: 5rem 0;
}

.not-found h1 { font-size: 3rem; }

/* === Tags Page === */
.tags-page h2 {
    margin-top: 1.5rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
    padding-bottom: 0.5rem;
}

.tags-page .tags-cloud,
.tags-page .tags-index {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tags-page-title {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.tags-page-title,
.friends-page-title,
.about-page .theme-doc-markdown > header h1 {
    font-size: 1.56rem;
    line-height: 1.3;
}

.tags-page-title__icon {
    width: 1.2em;
    height: 1.2em;
    color: var(--ifm-color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.tags-page-title__icon svg {
    width: 100%;
    height: 100%;
}

.tags-page-header-inline {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.tags-page-header-inline__meta,
.friends-page-header-inline__meta {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.4;
    font-weight: 500;
    color: var(--ifm-color-content-secondary);
}

.tags-page .tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
}

.tags-page .tags-index {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin: 1.5rem 0 1.1rem;
}

.tags-page .tags-groups {
    display: grid;
    gap: 1.2rem;
}

.tags-page .tags-group {
    padding-top: 0.2rem;
}

.tags-page .tags-group__title {
    margin: 0 0 0.65rem;
    font-size: 1.05rem;
    color: var(--ifm-color-primary);
    border-left: 4px solid var(--ifm-color-primary);
    padding-left: 0.5rem;
}

.tags-page .tag.tag--lg {
    padding: 0.34rem 0.95rem;
    font-size: 0.98rem;
    font-weight: 600;
}

.tags-page .tag.tag--lg .tag__count {
    font-size: 0.84rem;
    opacity: 0.8;
}

@media (max-width: 768px) {
    .tags-page .tags-index {
        gap: 0.38rem;
        margin: 1.15rem 0 0.9rem;
    }

    .tags-page .tag.tag--lg,
    .tags-page .tags-index .tag {
        padding: 0.28rem 0.72rem;
        font-size: 0.9rem;
    }

    .tags-page .tag.tag--lg .tag__count {
        font-size: 0.78rem;
    }
}

@media (max-width: 640px) {
    .tags-page .tag.tag--lg,
    .tags-page .tags-index .tag {
        padding: 0.24rem 0.62rem;
        font-size: 0.86rem;
    }
}

.friends-page-title {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.friends-page-header-inline {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.friends-page-title__icon {
    width: 1.2em;
    height: 1.2em;
    color: var(--ifm-color-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.friends-page-title__icon svg {
    width: 100%;
    height: 100%;
}

/* 友链介绍区 */

/* 欢迎区 + 申请区 双栏 */
.friends-top-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
    margin-top: 1.5rem;
    align-items: start;
    min-width: 0;
}

@media (max-width: 768px) {
    .friends-top-row {
        grid-template-columns: 1fr;
    }
}

.friends-top-col {
    padding: 0;
    min-width: 0;
}

.friends-top-col .friends-section-title {
    margin-top: 0;
}

.friends-top-col--apply .friend-apply-form {
    gap: 0.7rem;
}

.friends-top-col--apply .friend-apply-field label {
    margin-bottom: 0.2rem;
}

.friends-json-block {
    margin: 0.6rem 0 0;
    min-width: 0;
    max-width: 100%;
}

.friends-json-block pre {
    background: var(--ifm-code-background);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-code-border-radius, 6px);
    padding: 0.6rem 1rem;
    overflow-x: auto;
    line-height: 1.6;
    margin: 0;
    max-width: 100%;
    width: 100%;
    box-sizing: border-box;
}

.friends-json-block code {
    background: none;
    padding: 0;
    font-size: inherit;
    color: var(--ifm-color-content);
    display: block;
    width: max-content;
    min-width: 100%;
}

.friends-page .doc-main-container {
    overflow-x: clip;
}

/* 友链列表标题 */
.friends-section-title {
    margin: 1.8rem 0 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    border-bottom: 2px solid var(--ifm-color-primary);
    padding-bottom: 0.35rem;
}

/* 关于页二级标题（与友链页样式统一） */
.about-page .theme-doc-markdown section > h2 {
    margin: 1.8rem 0 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    border-bottom: 2px solid var(--ifm-color-primary);
    padding-bottom: 0.35rem;
}

/* 友链卡片网格 */
.friends-card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

@media (max-width: 900px) {
    .friends-card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .friends-card-grid {
        grid-template-columns: 1fr;
    }
}

.friend-card {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    padding: 0.9rem 1rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 8px;
    text-decoration: none;
    color: var(--ifm-color-content);
    transition: box-shadow 0.2s, border-color 0.2s, transform 0.15s;
    background: var(--ifm-card-background-color, var(--ifm-background-color));
    min-height: 82px;
    box-sizing: border-box;
}

.friend-card:hover {
    border-color: var(--ifm-color-primary);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--ifm-color-content);
}

.friend-card__avatar {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    overflow: hidden;
}

.friend-card__avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.friend-card__avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ifm-color-primary);
    color: #fff;
    font-size: 1.3rem;
    font-weight: 700;
    border-radius: 50%;
}

#fa-preview-avatar-wrap {
    width: 100%;
    height: 100%;
}

.friend-card__info {
    flex: 1;
    min-width: 0;
}

.friend-card__name {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.35;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #2e8555;
}

.friend-card__desc {
    margin-top: 0.2rem;
    font-size: 0.85rem;
    color: var(--ifm-color-content-secondary);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.9em;
}

/* 友链申请表单 */
.friend-apply-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.friend-apply-field label {
    display: block;
    font-size: 0.92rem;
    margin-bottom: 0.3rem;
    color: var(--ifm-color-content);
}

.friend-apply-field label .required {
    color: #e53e3e;
}

.friend-apply-field input {
    width: 100%;
    padding: 0.65rem 0.7rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 6px;
    font-size: 0.95rem;
    background: var(--ifm-background-color);
    color: var(--ifm-color-content);
    transition: border-color 0.2s;
    box-sizing: border-box;
    height: 2.75rem;
}

.friend-apply-field input:focus {
    outline: none;
    border-color: var(--ifm-color-primary);
    box-shadow: 0 0 0 2px rgba(37, 194, 160, 0.15);
}

.friend-apply-url-wrap {
    display: flex;
    gap: 0.5rem;
}

.friend-apply-url-wrap input { flex: 1; }

.friend-apply-url-status {
    display: block;
    font-size: 0.82rem;
    margin-top: 0.25rem;
    min-height: 1.2em;
}

.friend-apply-url-status.ok { color: #38a169; }
.friend-apply-url-status.error { color: #e53e3e; }

.friend-apply-actions {
    margin-top: 0.3rem;
}

/* 友链预览弹窗 */
.friend-preview-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.friend-preview-modal {
    background: var(--ifm-background-color);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
    width: 100%;
    max-width: 440px;
    overflow: hidden;
}

.friend-preview-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.2rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.friend-preview-modal__header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.friend-preview-modal__close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--ifm-color-content-secondary);
    line-height: 1;
    padding: 0 0.2rem;
}

.friend-preview-modal__close:hover {
    color: var(--ifm-color-content);
}

.friend-preview-modal__body {
    padding: 1.2rem;
}

.friend-preview-tip {
    margin: 0 0 1rem;
    font-size: 0.92rem;
    color: var(--ifm-color-content-secondary);
}

.friend-preview-card-wrap {
    margin-bottom: 0.8rem;
}

.friend-card--preview {
    cursor: default;
    pointer-events: none;
}

.friend-preview-url {
    font-size: 0.88rem;
    word-break: break-all;
}

.friend-preview-url a {
    color: var(--ifm-color-primary);
}

.friend-preview-modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.6rem;
    padding: 0.8rem 1.2rem;
    border-top: 1px solid var(--ifm-toc-border-color);
}

@media (max-width: 996px) {
    .friends-top-row {
        gap: 1.35rem;
        margin-top: 1rem;
    }

    .friends-section-title {
        margin: 1.4rem 0 0.85rem;
        font-size: 1.28rem;
    }

    .friends-json-block pre {
        padding: 0.55rem 0.72rem;
        font-size: 0.9rem;
        line-height: 1.5;
    }

    .friend-card {
        min-height: 76px;
        padding: 0.8rem 0.85rem;
        gap: 0.72rem;
    }

    .friend-card__avatar {
        width: 46px;
        height: 46px;
    }

    .friend-card__name {
        font-size: 0.96rem;
    }

    .friend-card__desc {
        font-size: 0.83rem;
        line-height: 1.4;
        min-height: 2.75em;
    }

    .friend-apply-field input {
        height: 2.55rem;
        font-size: 0.93rem;
    }
}

@media (max-width: 768px) {
    .tags-page-header-inline,
    .friends-page-header-inline {
        align-items: flex-end;
        gap: 0.45rem;
    }

    .tags-page-header-inline__meta,
    .friends-page-header-inline__meta {
        font-size: 0.9rem;
    }

    .friends-page-title {
        font-size: 1.56rem;
    }

    .friends-top-col--apply .friend-apply-form {
        gap: 0.6rem;
    }

    .friend-apply-actions {
        margin-top: 0.2rem;
        text-align: left !important;
    }

    .friend-apply-actions .button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .friends-page-title {
        font-size: 1.56rem;
    }

    .friends-page-title__icon {
        width: 1.05em;
        height: 1.05em;
    }

    .friends-section-title {
        font-size: 1.14rem;
        padding-bottom: 0.28rem;
    }

    .friends-json-block pre {
        padding: 0.5rem 0.62rem;
        font-size: 0.86rem;
    }

    .friends-json-block code,
    .friend-preview-url a {
        overflow-wrap: anywhere;
        word-break: break-word;
    }

    .friend-preview-modal {
        max-width: 100%;
    }

    .friend-preview-modal__header,
    .friend-preview-modal__body,
    .friend-preview-modal__footer {
        padding-left: 0.78rem;
        padding-right: 0.78rem;
    }

    .friend-preview-modal__footer {
        flex-direction: column;
    }

    .friend-preview-modal__footer .button {
        width: 100%;
        justify-content: center;
    }
}

/* === Search Results === */
.search-page-header {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.search-page-header h1 {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
}

.search-page-summary {
    margin: 0;
}

.search-page-title-icon {
    width: 1.25em;
    height: 1.25em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--ifm-color-primary);
}

.search-page-title-icon svg {
    width: 100%;
    height: 100%;
}

.search-form-page {
    margin-top: 0.9rem;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 14px;
    padding: 0.42rem;
    box-shadow: 0 8px 26px rgba(0,0,0,.06);
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.search-input-wrapper:focus-within {
    border-color: var(--ifm-color-primary);
    box-shadow: 0 0 0 3px rgba(46,133,85,.12), 0 10px 28px rgba(0,0,0,.08);
}

.search-input-icon {
    position: static;
    width: 1.34rem;
    height: 1.34rem;
    color: var(--ifm-color-content-secondary);
    pointer-events: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    margin-left: 0.35rem;
}

.search-input-icon svg {
    width: 100%;
    height: 100%;
}

.search-input-lg {
    flex: 1;
    min-width: 0;
    height: 2.75rem;
    border: none;
    border-radius: 10px;
    background: transparent;
    color: var(--ifm-color-content);
    font-size: 1rem;
    padding: 0 0.8rem 0 0.15rem;
}

.search-input-lg:focus {
    outline: none;
}

.search-submit-btn {
    border-radius: 10px;
    padding: 0.55rem 1.15rem;
    min-width: 96px;
    box-shadow: 0 6px 16px rgba(46,133,85,.22);
}

.search-submit-btn:hover {
    transform: translateY(-1px);
}

.search-results {
    padding: 2rem 0;
}

.search-result-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.search-result-item h3 { margin-bottom: 0.25rem; }
.search-result-item .search-result-url { font-size: 0.8rem; color: var(--ifm-color-content-secondary); }
.search-result-item .search-result-snippet { font-size: 0.9rem; margin-top: 0.25rem; }
.search-result-item mark {
    background: #ffff00;
    color: #000;
    padding: 0 2px;
    border-radius: 2px;
}

@media (max-width: 640px) {
    .search-input-wrapper {
        flex-direction: column;
        gap: 0.5rem;
    }

    .search-submit-btn {
        width: 100%;
        min-width: 0;
    }
}

/* === Admin Panel === */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 220px;
    background: #1b1b1d;
    color: #e3e3e3;
    padding: 1rem 0;
    flex-shrink: 0;
}

.admin-sidebar .admin-brand {
    display: block;
    padding: 0.5rem 1rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: white;
    text-decoration: none;
    margin-bottom: 1rem;
    border-bottom: 1px solid #3e4042;
    padding-bottom: 1rem;
}

.admin-sidebar .admin-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

.admin-sidebar .admin-nav a {
    display: block;
    padding: 0.5rem 1rem;
    color: #e3e3e3;
    text-decoration: none;
    font-size: 0.9rem;
}

.admin-sidebar .admin-nav a:hover,
.admin-sidebar .admin-nav a.active {
    background: rgba(255,255,255,.1);
    color: white;
}

.admin-main {
    flex: 1;
    background: #f5f6f7;
    min-width: 0;
}

[data-theme="dark"] .admin-main { background: #1b1b1d; }

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.admin-header h1 { font-size: 1.5rem; margin: 0; }

/* Admin Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0.5rem;
    overflow-x: hidden;
}

@media (max-width: 1400px) {
    .stats-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 1100px) {
    .stats-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.stat-card {
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    padding: 1rem 1rem;
    min-width: 0;
    position: relative;
    padding-right: 2.35rem;
}

.stat-card h3 {
    font-size: 0.88rem;
    color: var(--ifm-color-content-secondary);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    line-height: 1.3;
}

.stat-card__title {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    justify-content: flex-start;
}

.stat-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    color: var(--ifm-color-primary);
    background: rgba(46, 133, 85, 0.1);
    border-radius: 0.5rem;
    flex: 0 0 auto;
    position: absolute;
    right: 0.8rem;
    top: 0.8rem;
    transform: none;
}

.stat-card__icon svg {
    width: 2rem;
    height: 2rem;
    stroke: currentColor;
    stroke-width: 1.75;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

.stat-card .stat-value {
    font-size: 1.36rem;
    font-weight: 700;
    color: var(--ifm-color-primary);
    line-height: 1.2;
    white-space: nowrap;
}

/* Admin Table */
.admin-table {
    width: 100%;
    margin-bottom: 0;
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    overflow: hidden;
}

.admin-table th {
    background: var(--ifm-hover-overlay);
    font-size: 0.85rem;
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 2px solid var(--ifm-toc-border-color);
}

.admin-sort-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    color: inherit;
    text-decoration: none;
}

.admin-sort-link--button {
    background: none;
    border: 0;
    padding: 0;
    margin: 0;
    font: inherit;
    cursor: pointer;
}

.admin-sort-link:hover {
    color: var(--ifm-color-primary);
    text-decoration: none;
}

.admin-sort-link__arrow {
    width: 0.55rem;
    height: 0.8rem;
    position: relative;
    display: inline-block;
}

.admin-sort-link__arrow::before,
.admin-sort-link__arrow::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    border-left: 0.22rem solid transparent;
    border-right: 0.22rem solid transparent;
    opacity: 0.35;
}

.admin-sort-link__arrow::before {
    top: 0.02rem;
    border-bottom: 0.28rem solid currentColor;
}

.admin-sort-link__arrow::after {
    bottom: 0.02rem;
    border-top: 0.28rem solid currentColor;
}

.admin-sort-link.is-active {
    color: var(--ifm-color-primary);
}

.admin-sort-link.is-asc .admin-sort-link__arrow::before,
.admin-sort-link.is-desc .admin-sort-link__arrow::after {
    opacity: 1;
}

.admin-table--posts {
    table-layout: fixed;
}

.admin-table--posts td,
.admin-table--posts th {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: center;
}

.admin-table--posts th:nth-child(2),
.admin-table--posts th:nth-child(3),
.admin-table--posts td:nth-child(2),
.admin-table--posts td:nth-child(3) {
    text-align: left;
}

.admin-table--dashboard-posts th:nth-child(1),
.admin-table--dashboard-posts td:nth-child(1) {
    text-align: left;
}

.admin-table--friends th:nth-child(5),
.admin-table--friends th:nth-child(6),
.admin-table--friends th:nth-child(7),
.admin-table--friends td:nth-child(5),
.admin-table--friends td:nth-child(6),
.admin-table--friends td:nth-child(7) {
    text-align: center;
}

.admin-table--friends {
    table-layout: fixed;
}

.admin-table--friends td:nth-child(5) .form-control,
.admin-table--friends td:nth-child(6) .form-control {
    margin-left: auto;
    margin-right: auto;
}

.admin-table--friends td:nth-child(5) input.form-control {
    text-align: center;
}

.admin-table--friends td:nth-child(6) select.form-control {
    text-align: center;
    text-align-last: center;
}

.admin-table--friends .admin-actions {
    justify-content: center;
}

.admin-friends-section {
    margin-top: 1.25rem;
}

.admin-friends-section + .admin-friends-section {
    margin-top: 2rem;
}

.admin-friends-section__title {
    margin: 0 0 0.9rem;
}

.admin-friends-section__count {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--ifm-color-content-secondary);
}

.admin-table td {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
    border-left: none;
    border-right: none;
}

.admin-table td .form-control {
    width: 100% !important;
    min-width: 0 !important;
}

.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: var(--ifm-hover-overlay); }

/* Admin Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.4rem;
    color: var(--ifm-color-content);
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    background: var(--ifm-background-color);
    color: var(--ifm-color-content);
    font-family: var(--ifm-font-family-base);
    transition: border-color 0.2s;
}

.admin-page .form-control {
    height: 2.35rem;
    padding: 0 0.75rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--ifm-color-primary);
    box-shadow: 0 0 0 2px rgba(46,133,85,.15);
}

.admin-page .form-control--sm {
    height: 2.35rem;
    padding: 0 0.7rem;
}

textarea.form-control {
    min-height: 300px;
    resize: vertical;
    font-family: var(--ifm-font-family-monospace);
    font-size: 0.9rem;
    line-height: 1.5;
}

.admin-page textarea.form-control,
.admin-page textarea.form-control--sm {
    height: auto;
    min-height: 120px;
    padding: 0.55rem 0.75rem;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-right: 2rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4.5L6 8.5L10 4.5' fill='none' stroke='%236a737d' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.52rem center;
    background-size: 12px 12px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--ifm-color-content-secondary);
    margin-top: 0.25rem;
}

/* Search input: remove native clear (x) icon */
input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-results-button,
input[type="search"]::-webkit-search-results-decoration {
    -webkit-appearance: none;
    appearance: none;
    display: none;
}

input[type="search"]::-ms-clear,
input[type="search"]::-ms-reveal {
    display: none;
    width: 0;
    height: 0;
}

/* Login Page */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--ifm-background-color);
}

.login-box {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--ifm-color-primary);
}

/* Flash Messages */
.flash {
    padding: 0.75rem 1rem;
    border-radius: var(--ifm-global-radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.flash--success { background: #e6f6ec; color: #205d3b; border: 1px solid #3cad6e; }
.flash--error { background: #fde8e8; color: #a11; border: 1px solid #fa383e; }
.flash--info { background: #e8f4fd; color: #0a6ebd; border: 1px solid #54c7ec; }

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    padding: 2rem 0;
    margin: 0;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 0.5rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    font-size: 0.9rem;
    text-decoration: none;
    color: var(--ifm-color-content);
    transition: border-color 0.15s, background 0.15s;
}

.pagination a:hover { border-color: var(--ifm-color-primary); color: var(--ifm-color-primary); }
.pagination .active {
    background: var(--ifm-color-primary);
    color: white;
    border-color: var(--ifm-color-primary);
}

/* === About Page === */
.about-section {
    margin-bottom: 2rem;
}

.about-section h2 {
    border-bottom: 2px solid var(--ifm-toc-border-color);
    padding-bottom: 0.5rem;
}

/* === Twikoo Comments === */
.twikoo-container {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--ifm-toc-border-color);
}


.tk-submit-action-icon.__markdown {
    display: none !important;
}

.tk-row.actions {
  margin-left: 0rem !important;
}

.tk-input .el-textarea__inner {
  height: 125px !important;
}

.tk-submit-action-icon.__markdown {
  display: none;
}

.el-input-group {
  height: 40px !important;
}

.el-input-group--prepend .el-input__inner, .el-input-group__append {
  height: 40px !important;
}

.tk-footer {
  display: none;
}

.twikoo svg {
  color: #666
}

.twikoo .el-button--primary.is-disabled, .twikoo .el-button--primary.is-disabled:active, .twikoo .el-button--primary.is-disabled:focus, .twikoo .el-button--primary.is-disabled:hover{
  background-color: #3cad6e !important;
}

.el-button--primary{
  background-color: var(--ifm-color-primary) !important;
  border-color: var(--ifm-color-primary) !important;
}

.twikoo .el-input__inner:focus, .twikoo .el-textarea__inner:focus{
  border-color: #2e8555 !important;
}

/* === Responsive === */
@media (max-width: 1200px) {
    .doc-sidebar-container {
        display: none;
    }

    .main-wrapper > .docs-wrapper {
        gap: 0;
    }
}

@media (max-width: 996px) {
    .doc-sidebar-container {
        display: none;
    }

    .doc-toc-container {
        display: none;
    }

    .doc-main-container {
        max-width: 100%;
        padding: 0 1rem;
    }

    .toc-mobile {
        display: block;
    }

    .navbar__items {
        display: flex;
        align-items: center;
        min-width: 0;
    }

    .navbar__items > .navbar__link {
        display: none;
    }

    .navbar__items .navbar__toggle {
        display: inline-flex;
    }

    .navbar__items .navbar__brand {
        margin-right: auto;
    }

    .navbar__items--right {
        display: flex;
    }

    /* Mobile sidebar overlay */
    .mobile-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 200;
        display: none;
    }

    .mobile-sidebar.active {
        display: block;
    }

    .mobile-sidebar__backdrop {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,.5);
    }

    .mobile-sidebar__content {
        position: absolute;
        top: 0;
        left: 0;
        width: 80%;
        max-width: 350px;
        height: 100%;
        background: var(--ifm-background-surface-color);
        overflow-y: auto;
        box-shadow: 2px 0 10px rgba(0,0,0,.2);
    }

    .mobile-sidebar .mobile-nav-links {
        padding: 0.5rem 0;
        border-bottom: 1px solid var(--ifm-toc-border-color);
        margin-bottom: 0.5rem;
    }

    .mobile-sidebar .mobile-nav-links a {
        display: block;
        padding: 0.5rem 0.75rem;
        color: var(--ifm-color-content);
        text-decoration: none;
        border-radius: var(--ifm-global-radius);
        font-weight: 500;
    }

    .mobile-sidebar .mobile-nav-links a:hover { background: var(--ifm-hover-overlay); }

    .hero__title { font-size: 2.2rem; }
    .hero__subtitle { font-size: 1.3rem; font-weight: 600; }

    .pagination-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.72rem;
    }

    .pagination-nav__link {
        padding: 0.82rem 0.88rem;
    }

    .pagination-nav__sublabel {
        font-size: 0.84rem;
    }

    .pagination-nav__label {
        font-size: 0.95rem;
        line-height: 1.35;
    }

    .pagination-nav__link--next { grid-column: 2; }

    .friend-grid { grid-template-columns: 1fr; }
    .card-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }

    .row {
        flex-direction: column;
        margin: 0;
    }

    .col,
    .col--3,
    .col--4,
    .col--8,
    .col--9 {
        flex: 0 0 100%;
        max-width: 100%;
        padding-left: 0;
        padding-right: 0;
    }

    .col--offset-2 {
        margin-left: 0;
    }

    .admin-layout { flex-direction: column; }
    .admin-sidebar { width: 100%; }
    .admin-sidebar .admin-nav { display: flex; overflow-x: auto; }
    .admin-sidebar .admin-nav a { white-space: nowrap; }

    .page-category .category-post-groups {
        column-count: 1;
    }

    .tags-page .category-post-groups {
        column-count: 1;
    }
}

@media (max-width: 576px) {
    .hero { padding: 2rem 0; }
    .hero__title { font-size: 1.85rem; }
    .hero__subtitle { font-size: 1.16rem; font-weight: 600; }
    .card-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

/* === Utilities === */
.text-truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.d-none { display: none !important; }
.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* Toast UI Editor 响应式适配 */
@media (max-width: 768px) {
    #toast-editor .toastui-editor-main { flex-direction: column; }
}

/* === Additional Admin Styles === */

/* Admin content wrapper */
.admin-content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: var(--admin-control-height, 2.35rem);
    margin-bottom: 0;
    flex-wrap: wrap;
    gap: 1rem;
}

.admin-content-header h1 { font-size: 1.5rem; margin: 0; }

.admin-header-title {
    display: inline-flex;
    align-items: baseline;
    gap: 0.45rem;
}

.admin-header-count {
    font-size: 0.92rem;
    font-weight: 400;
    color: var(--ifm-color-content-secondary);
}

.admin-header-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.admin-content-header .admin-header-actions .button {
    min-height: var(--admin-control-height, 2.35rem) !important;
    padding: 0 0.95rem !important;
}

.admin-under-title-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.admin-under-title-actions .button,
.admin-under-title-actions .button--sm {
    min-height: var(--admin-control-height, 2.35rem) !important;
    padding: 0 0.95rem !important;
    border-radius: var(--admin-control-radius, 8px) !important;
}

.admin-under-title-actions .text--secondary {
    white-space: nowrap;
}

/* Admin filter bar */
.admin-filter {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.admin-filter--posts {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: visible;
    padding: 0.12rem;
}

.admin-filter--posts select.form-control--sm {
    width: 160px;
    flex: 0 0 auto;
}

.admin-filter--posts input.form-control--sm {
    min-width: 220px;
    flex: 1 1 auto;
}

.admin-filter--posts #admin-post-search-input {
    min-width: 220px;
    flex: 0 0 170px;
}

.admin-post-bulk-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    flex: 0 0 auto;
}

.admin-filter--posts .form-control--sm,
.admin-filter--posts .button--sm {
    height: 2.35rem;
    line-height: 1.2;
    border-radius: var(--ifm-global-radius);
}

.admin-filter--posts .button--sm {
    padding: 0 0.95rem;
}

.admin-filter--posts .button {
    flex: 0 0 auto;
    white-space: nowrap;
}

/* Admin inline form (add category/tag/friend) */
.admin-inline-form {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
}

.admin-inline-form .form-group { margin-bottom: 0; flex: 1; min-width: 150px; }

/* Admin form layout */
.admin-form { margin-top: 1rem; }

.admin-form-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 1.5rem;
    align-items: start;
}

.admin-form-main { min-width: 0; }
.admin-form-sidebar { min-width: 0; }

.admin-form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--ifm-toc-border-color);
}

.admin-form-actions--end {
    justify-content: flex-end;
}

/* ===== Admin-only Button Styles（与前台分离管理） ===== */
body.admin-page {
    --admin-btn-border: #ccd8d0;
    --admin-btn-border-hover: #b8c9bf;
    --admin-btn-active-bg: rgba(46, 133, 85, 0.12);
    --admin-btn-active-border: #9fc5ad;
    --admin-btn-danger-border: #e2c2c4;
    --admin-btn-danger-active-bg: rgba(250, 56, 62, 0.1);
    --admin-control-height: 2.35rem;
    --admin-control-radius: 8px;
    --admin-input-border: #ccd8d0;
    --admin-input-border-hover: #b8c9bf;
    --admin-input-focus-ring: 0 0 0 2px rgba(46, 133, 85, 0.12);
    --admin-input-bg: var(--ifm-card-background-color);
    --admin-page-gutter: 2rem;
    --admin-view-padding: 1.25rem;
    --admin-stack-gap: 1.25rem;
}

/* 后台按钮统一尺寸 */
.admin-page .button,
.admin-page .button--sm,
.admin-page .button--lg {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    vertical-align: middle;
    box-sizing: border-box;
    min-height: var(--admin-control-height) !important;
    padding: 0 0.85rem !important;
    border-radius: var(--admin-control-radius) !important;
    font-size: 0.92rem !important;
    line-height: 1.2 !important;
    font-family: var(--ifm-font-family-base) !important;
    border-width: 1px !important;
    white-space: nowrap !important;
}

.admin-page .button--block {
    display: flex !important;
    width: 100%;
}

/* 后台输入框统一风格 */
.admin-page .form-control,
.admin-page .form-control--sm {
    height: var(--admin-control-height);
    min-height: var(--admin-control-height);
    border-radius: var(--admin-control-radius);
    border-color: var(--admin-input-border);
    background-color: var(--admin-input-bg);
    font-size: 0.95rem;
    line-height: 1.2;
    transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

.admin-page .form-control:hover,
.admin-page .form-control--sm:hover {
    border-color: var(--admin-input-border-hover);
}

.admin-page .form-control:focus,
.admin-page .form-control--sm:focus {
    border-color: var(--ifm-color-primary);
    box-shadow: var(--admin-input-focus-ring);
}

.admin-page textarea.form-control,
.admin-page textarea.form-control--sm {
    min-height: 110px;
    height: auto;
    padding: 0.55rem 0.75rem;
    line-height: 1.45;
}

.admin-page select.form-control,
.admin-page select.form-control--sm {
    padding-right: 2rem;
}

/* 未选中态：透明背景 + 更浅边框（仅后台） */
.admin-page .button {
    background: transparent !important;
    border-color: var(--admin-btn-border) !important;
    color: var(--ifm-color-primary) !important;
    box-shadow: none !important;
}

.admin-page .button:hover {
    background: rgba(46, 133, 85, 0.06) !important;
    border-color: var(--admin-btn-border-hover) !important;
    color: var(--ifm-color-primary) !important;
}

.admin-page .button--primary,
.admin-page .button--outline {
    background: transparent !important;
    color: var(--ifm-color-primary) !important;
    border-color: #b7d5c3 !important;
}

.admin-page .button--secondary {
    background: transparent !important;
    color: var(--ifm-color-primary) !important;
    border-color: #d7dee3 !important;
}

.admin-page .button--danger {
    background: transparent !important;
    color: #c6494e !important;
    border-color: var(--admin-btn-danger-border) !important;
}

.admin-page .button--danger:hover {
    background: rgba(250, 56, 62, 0.08) !important;
    border-color: #d8a3a7 !important;
    color: #b63a3f !important;
}

/* 选中态：浅色背景（仅后台） */
.admin-page .button.active,
.admin-page .button[aria-pressed="true"],
.admin-page .admin-tags-alpha-btn.active,
.admin-page .admin-tags-merge-candidate.active {
    background: var(--admin-btn-active-bg) !important;
    border-color: var(--admin-btn-active-border) !important;
    color: var(--ifm-color-primary-dark) !important;
    box-shadow: none !important;
}

.admin-page .button--danger.active,
.admin-page .button--danger[aria-pressed="true"] {
    background: var(--admin-btn-danger-active-bg) !important;
    border-color: #d8a3a7 !important;
    color: #b63a3f !important;
}

/* 后台通知统一为右下角 Toast */
.admin-page .flash {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    margin: 0;
    min-width: 260px;
    max-width: min(92vw, 420px);
    z-index: 3000;
    box-shadow: 0 12px 30px rgba(0,0,0,.16);
    border-radius: 10px;
}

@media (max-width: 768px) {
    .admin-form-grid { grid-template-columns: 1fr; }
}

/* Admin panel (card-like container) */
.admin-panel {
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    padding: 1.25rem;
}

.admin-panel h3 {
    font-size: 1rem;
    margin-top: 0;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.admin-dashboard-grid {
    margin-top: 1.5rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    align-items: start;
}

.admin-dashboard-grid .admin-panel {
    margin-top: 0 !important;
}

.admin-dashboard-grid__scroll {
    overflow-x: auto;
}

.admin-categories-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
}

.admin-categories-col {
    display: grid;
    gap: 1rem;
    align-content: start;
}

.admin-categories-grid .form-control--sm {
    height: 2.35rem;
    line-height: 1.2;
}

.admin-categories-toolbar-panel {
    margin-bottom: 1rem;
    border: none;
    background: transparent;
    box-shadow: none;
    padding: 0;
}

.admin-category-cards {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

.admin-category-card {
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    padding: 0.8rem;
    display: grid;
    gap: 0.65rem;
}

.admin-category-card__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--ifm-color-content-secondary);
}

.admin-category-card__check {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.86rem;
    cursor: pointer;
}

.admin-category-card__check input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    margin: 0;
}

.admin-category-card__fields {
    display: grid;
    gap: 0.55rem;
}

.admin-category-card__description {
    min-height: 2.35rem;
    height: auto;
    overflow-y: hidden;
    resize: none;
}

.admin-category-card__sort {
    width: 88px;
}

.admin-category-card__actions {
    justify-content: flex-end;
    margin-top: 0.1rem;
}

.admin-categories-sub-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.8rem;
}

.admin-categories-sub-header h3 {
    margin: 0;
    border-bottom: 0;
    padding-bottom: 0;
}

.admin-categories-sub-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.admin-subcategory-filter-select {
    width: 11rem;
    min-width: 9rem;
}

.admin-subcategory-select-col {
    width: 44px;
    text-align: center;
}

.admin-subcategory-select-col input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    margin: 0;
}

.admin-subcategory-count-col {
    text-align: center;
}

.admin-subcategory-sort-col {
    width: 108px;
    text-align: center;
}

.admin-subcategory-sort-col .form-control {
    min-width: 0;
    text-align: center;
}

.admin-subcategory-category-col {
    text-align: center;
}

.admin-subcategory-category-col select.form-control {
    text-align: center;
    text-align-last: center;
}

.admin-table th.admin-subcategory-count-col {
    text-align: center;
}

.admin-table th.admin-subcategory-sort-col {
    text-align: center;
}

#add-category-modal .admin-tags-modal__dialog,
#add-subcategory-modal .admin-tags-modal__dialog {
    width: min(500px, calc(100vw - 2rem));
}

#add-friend-modal .admin-tags-modal__dialog {
    width: min(560px, calc(100vw - 2rem));
}

.admin-categories-modal-form {
    margin: 0;
}

.admin-categories-modal-form .form-group {
    margin-bottom: 0.95rem;
}

.admin-categories-modal-form .form-group:last-of-type {
    margin-bottom: 0;
}

.admin-categories-modal-form .form-group label {
    font-size: 1rem;
    margin-bottom: 0.45rem;
}

.admin-categories-modal-form .form-control {
    width: 100%;
}

#new-category-description.admin-category-description-input {
    min-height: 110px;
    height: 110px;
    resize: vertical;
}

.admin-categories-modal-form__actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1rem;
}

/* Admin tags page */
.admin-tags-toolbar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: visible;
    padding: 0.12rem;
}

.admin-tags-toolbar.admin-panel {
    border: none;
    background: transparent;
    box-shadow: none;
}

.admin-tags-toolbar__group {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: nowrap;
    flex: 0 0 auto;
}

.admin-tags-toolbar__group--search {
    margin-left: auto;
}

.admin-tags-toolbar .form-control--sm,
.admin-tags-toolbar .button--sm {
    height: 2.35rem;
    line-height: 1.2;
    border-radius: var(--ifm-global-radius);
}

.admin-tags-toolbar .button--sm {
    padding: 0 0.95rem;
}

.admin-tags-toolbar .button {
    white-space: nowrap;
    flex: 0 0 auto;
}

.admin-tags-toolbar #tag-search {
    min-width: 220px;
    width: 220px;
    flex: 0 0 220px;
}

/* Tag alpha filter bar (match frontend tags-index style) */
.admin-tags-alpha-bar {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin: 1.5rem 0 1.1rem;
}

.admin-tags-alpha-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    min-width: 0;
}

.admin-tags-alpha-search {
    margin-left: auto;
    flex: 0 0 auto;
}

.admin-tags-alpha-search #tag-search {
    min-width: 220px;
    width: 220px;
}

.admin-tags-alpha-bar .admin-tags-alpha-btn {
    cursor: pointer;
}

.admin-tags-alpha-btn.active {
    background: var(--ifm-color-primary);
    border-color: var(--ifm-color-primary);
    color: #fff;
}

/* Tag bubbles */
.admin-tags-bubbles {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.admin-tag-bubble {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.85rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 999px;
    background: var(--ifm-card-background-color);
    cursor: pointer;
    font-size: 1rem;
    line-height: 1.4;
    transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
    user-select: none;
}

.admin-tag-bubble:hover {
    border-color: var(--ifm-color-primary);
    background: var(--ifm-hover-overlay);
}

.admin-tag-bubble input[type="checkbox"] {
    display: none;
}

.admin-tag-bubble input[type="checkbox"]:checked ~ .admin-tag-bubble__name,
.admin-tag-bubble input[type="checkbox"]:checked ~ .admin-tag-bubble__count {
    color: #fff;
}

.admin-tag-bubble:has(input[type="checkbox"]:checked) {
    background: var(--ifm-color-primary);
    border-color: var(--ifm-color-primary);
    color: #fff;
    box-shadow: 0 1px 4px rgba(46, 133, 85, 0.3);
}

.admin-tag-bubble__name {
    font-weight: 500;
    white-space: nowrap;
}

.admin-tag-bubble__count {
    font-size: 0.78rem;
    opacity: 0.65;
    font-weight: 400;
    min-width: 1em;
    text-align: center;
}

.admin-tag-bubble__count::before {
    content: '(';
}

.admin-tag-bubble__count::after {
    content: ')';
}

.admin-tag-bubble__edit {
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.9rem;
    font-weight: 500;
    color: inherit;
    width: 6em;
    padding: 0;
    font-family: inherit;
}

/* Tag modals */
.admin-tags-modal {
    position: fixed;
    inset: 0;
    display: none;
    z-index: 1200;
}

.admin-tags-modal.is-open {
    display: block;
}

.admin-tags-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
}

.admin-tags-modal__dialog {
    position: relative;
    margin: 7vh auto;
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
    width: fit-content;
}

#tag-merge-modal .admin-tags-modal__dialog {
    width: min(500px, calc(100vw - 2rem));
}

.admin-tags-modal__header,
.admin-tags-modal__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.admin-tags-modal__footer {
    border-top: 1px solid var(--ifm-toc-border-color);
    border-bottom: 0;
    justify-content: flex-end;
}

.admin-tags-modal__header h3 {
    margin: 0;
    font-size: 1rem;
}

.admin-tags-modal__close {
    width: 2rem;
    height: 2rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 8px;
    background: var(--ifm-card-background-color);
    cursor: pointer;
    line-height: 1;
    font-size: 1.1rem;
}

.admin-tags-modal__close:hover {
    border-color: var(--ifm-color-primary);
    color: var(--ifm-color-primary);
}

.admin-tags-modal__body {
    padding: 1rem;
    max-height: 52vh;
    overflow: auto;
}

.admin-tags-edit-head {
    display: grid;
    grid-template-columns: 4fr 5fr;
    gap: 0.75rem;
    padding: 0 0.2rem 0.55rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
    font-size: 0.82rem;
    color: var(--ifm-color-content-secondary);
    font-weight: 700;
}

.admin-tags-edit-row {
    display: grid;
    grid-template-columns: 4fr 5fr;
    gap: 0.65rem;
    align-items: center;
    margin-bottom: 0.55rem;
    padding: 0.5rem 0.45rem;
    background: var(--ifm-card-background-color);
}

.admin-tags-edit-row:last-child {
    margin-bottom: 0;
}

.admin-tags-edit-row label {
    font-size: 0.88rem;
    color: var(--ifm-color-content-secondary);
}

.admin-tags-edit-row__origin {
    display: block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-weight: 600;
    color: var(--ifm-color-content);
}

.admin-tags-merge-candidates {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.35rem;
    min-height: 2rem;
}

.admin-tags-merge-create {
    display: grid;
    gap: 0.45rem;
    margin: 0.2rem 0 0.8rem;
}

.admin-tags-merge-create label {
    font-size: 0.85rem;
    color: var(--ifm-color-content-secondary);
    font-weight: 600;
}

.admin-tags-merge-candidate {
    appearance: none;
    -webkit-appearance: none;
    outline: none;
    cursor: pointer;
}

.admin-tags-merge-candidate.active {
    background: var(--ifm-color-primary);
    border-color: var(--ifm-color-primary);
    color: #fff;
    box-shadow: 0 1px 4px rgba(46, 133, 85, 0.3);
}

.admin-tags-merge-candidate.active .admin-tag-bubble__name,
.admin-tags-merge-candidate.active .admin-tag-bubble__count {
    color: #fff;
}

.admin-tags-merge-candidate.active .admin-tag-bubble__count {
    opacity: 0.8;
}

.admin-tags-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
}

.admin-tag-card {
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    padding: 0.9rem;
}

.admin-tag-card__head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.7rem;
    padding-bottom: 0.55rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.admin-tag-card__check {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.88rem;
}

.admin-tag-card__count {
    font-size: 0.84rem;
    color: var(--ifm-color-content-secondary);
}

/* Admin settings page */
.admin-settings-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.admin-settings-panel {
    margin-bottom: 0;
}

.admin-settings-panel--span-2 {
    grid-column: span 3;
}

.admin-settings-subgrid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem 1rem;
}

.admin-tags-table-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
    align-items: start;
}

.admin-tags-table-grid .admin-table--tags {
    margin: 0;
}

.admin-settings-subgrid .form-group {
    margin-bottom: 0;
}

.admin-settings-panel-single {
    margin-bottom: 0;
}

.admin-settings-flat-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem 1rem;
}

.admin-settings-flat-grid .form-group {
    margin-bottom: 0;
}

.admin-settings-flat-grid .form-control {
    height: 2.35rem;
    min-height: 2.35rem;
    padding: 0 0.75rem;
    font-size: 0.95rem;
    font-family: var(--ifm-font-family-base);
    line-height: 1.2;
}

.admin-settings-flat-grid textarea.form-control {
    height: 2.35rem;
    min-height: 2.35rem;
    padding: 0.45rem 0.75rem;
    resize: vertical;
    font-family: var(--ifm-font-family-base);
}

.admin-settings-flat-grid select.form-control {
    padding-top: 0;
    padding-bottom: 0;
}

.admin-settings-field--span-2 {
    grid-column: span 2;
}

.admin-settings-field--span-3 {
    grid-column: span 3;
}

.admin-categories-grid select.form-control--sm {
    padding-top: 0;
    padding-bottom: 0;
}

@media (max-width: 1400px) {
    .admin-settings-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-settings-panel--span-2 {
        grid-column: span 2;
    }

    .admin-settings-subgrid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-tags-table-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-settings-flat-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-settings-field--span-3 {
        grid-column: span 2;
    }
}

@media (max-width: 1100px) {
    .admin-categories-grid {
        grid-template-columns: 1fr;
    }

    .admin-category-cards {
        grid-template-columns: 1fr;
    }

    .admin-tags-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-settings-grid {
        grid-template-columns: 1fr;
    }

    .admin-settings-panel--span-2 {
        grid-column: auto;
    }

    .admin-settings-subgrid {
        grid-template-columns: 1fr;
    }

    .admin-tags-table-grid {
        grid-template-columns: 1fr;
    }

    .admin-settings-flat-grid {
        grid-template-columns: 1fr;
    }

    .admin-settings-field--span-2,
    .admin-settings-field--span-3 {
        grid-column: auto;
    }
}

@media (max-width: 640px) {
    .admin-tags-grid {
        grid-template-columns: 1fr;
    }
}

.admin-recent-comments {
    min-height: 3rem;
    min-width: 0;
    overflow: hidden;
}

.admin-comment-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0.85rem;
}

.admin-comment-item {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    padding: 0.75rem 0.9rem;
    background: var(--ifm-hover-overlay);
    max-width: 100%;
    overflow: hidden;
}

.admin-comment-item__meta {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.75rem;
    font-size: 0.86rem;
    color: var(--ifm-color-content-secondary);
}

.admin-comment-item__meta strong {
    color: var(--ifm-color-content);
    font-size: 0.92rem;
}

.admin-comment-item__content {
    margin: 0.45rem 0 0.4rem;
    font-size: 0.92rem;
    line-height: 1.65;
    color: var(--ifm-color-content);
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.admin-comment-item__link {
    margin-top: auto;
    align-self: flex-end;
    font-size: 0.84rem;
    color: var(--ifm-color-primary);
}

.admin-comment-item__link:hover {
    color: var(--ifm-color-primary-dark);
}

@media (max-width: 640px) {
    .admin-comment-list {
        grid-template-columns: 1fr;
    }
}

/* Admin actions (button group in table rows) */
.admin-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Admin pagination */
.admin-pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.admin-pagination a,
.admin-pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2rem;
    height: 2rem;
    padding: 0 0.5rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    font-size: 0.9rem;
    text-decoration: none;
    transition: border-color 0.15s, background 0.15s;
}

.admin-pagination a:hover { border-color: var(--ifm-color-primary); color: var(--ifm-color-primary); }
.admin-pagination .active { background: var(--ifm-color-primary); color: white; border-color: var(--ifm-color-primary); }

/* Small form control */
.form-control--sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.85rem;
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.15rem 0.6rem;
    font-size: 0.78rem;
    font-weight: 600;
    border-radius: 2rem;
    line-height: 1.4;
}

.badge--success {
    background: #e6f6ec;
    color: #205d3b;
}

[data-theme="dark"] .badge--success { background: rgba(46,133,85,.2); color: #6ddc9a; }

.badge--warning {
    background: #fff8e6;
    color: #8a6d00;
}

[data-theme="dark"] .badge--warning { background: rgba(230,167,0,.2); color: #ffcc33; }

.badge--danger {
    background: #fde8e8;
    color: #a11;
}

[data-theme="dark"] .badge--danger { background: rgba(250,56,62,.2); color: #ff7b7f; }

/* Block button */
.button--block { display: block; width: 100%; }

/* Toast UI Editor 布局适配 */
#toast-editor {
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: var(--ifm-global-radius);
    overflow: hidden;
}
#toast-editor .toastui-editor-defaultUI { border: none; }
.admin-form-main .form-group:has(#toast-editor) { min-width: 0; }

/* Toast UI Editor 字体统一到站点字体 */
#toast-editor .toastui-editor-defaultUI,
#toast-editor .toastui-editor-defaultUI .toastui-editor-contents,
#toast-editor .toastui-editor-defaultUI .ProseMirror,
#toast-editor .toastui-editor-defaultUI .toastui-editor-md-tab-container,
#toast-editor .toastui-editor-defaultUI .toastui-editor-ww-tab-container,
#toast-editor .toastui-editor-defaultUI .toastui-editor-mode-switch,
#toast-editor .toastui-editor-defaultUI .toastui-editor-toolbar,
#toast-editor .toastui-editor-defaultUI .toastui-editor-toolbar button,
#toast-editor .toastui-editor-defaultUI input,
#toast-editor .toastui-editor-defaultUI textarea {
    font-family: var(--ifm-font-family-base) !important;
}

/* 代码相关区域仍使用等宽字体 */
#toast-editor .toastui-editor-defaultUI code,
#toast-editor .toastui-editor-defaultUI pre,
#toast-editor .toastui-editor-defaultUI .CodeMirror,
#toast-editor .toastui-editor-defaultUI .CodeMirror * {
    font-family: var(--ifm-font-family-monospace) !important;
}

/* Text utilities */
.text--secondary { color: var(--ifm-color-content-secondary) !important; }
.text--danger { color: #fa383e !important; }
.text--success { color: var(--ifm-color-primary) !important; }

/* Markdown rendered content */
.markdown h1, .markdown h2, .markdown h3, .markdown h4, .markdown h5, .markdown h6 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    scroll-margin-top: calc(var(--ifm-navbar-height) + 1rem);
}

.markdown h1:first-child, .markdown h2:first-child { margin-top: 0; }

.markdown p { margin: 0 0 1em; line-height: 1.75; }

.markdown ul, .markdown ol {
    margin: 0 0 1em;
    padding-left: 2em;
}

.markdown li { margin-bottom: 0.25em; }

.markdown a { color: var(--ifm-color-primary); }
.markdown a:hover { text-decoration: underline; }

.markdown code {
    background: rgba(0,0,0,.06);
    padding: 0.1em 0.3em;
    border-radius: 3px;
    font-size: 0.9em;
    font-family: var(--ifm-font-family-monospace);
}

[data-theme="dark"] .markdown code { background: rgba(255,255,255,.08); }

.markdown pre {
    background: #1e1e1e;
    color: #d4d4d4;
    padding: 1rem;
    border-radius: var(--ifm-global-radius);
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100%;
    box-sizing: border-box;
    white-space: pre;
    word-break: normal;
    overflow-wrap: normal;
    -webkit-overflow-scrolling: touch;
    margin: 0 0 1em;
    line-height: 1.5;
}

.markdown pre code {
    background: none;
    padding: 0;
    border-radius: 0;
    font-size: 0.875rem;
    color: inherit;
}

.theme-doc-markdown pre,
.article-content pre,
.markdown pre {
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.theme-doc-markdown pre code,
.article-content pre code,
.markdown pre code {
    display: block;
    width: max-content;
    min-width: 100%;
}

.markdown blockquote {
    border-left: 4px solid var(--ifm-color-primary);
    margin: 0 0 1em;
    padding: 0.5rem 1rem;
    background: var(--ifm-hover-overlay);
    color: var(--ifm-color-content-secondary);
}

.markdown img {
    max-width: 100%;
    height: auto;
    border-radius: var(--ifm-global-radius);
}

.markdown table {
    width: 100%;
    border-collapse: collapse;
    margin: 0 0 1em;
}

.markdown th, .markdown td {
    border: 1px solid var(--ifm-toc-border-color);
    padding: 0.5rem 0.75rem;
    text-align: left;
}

.markdown th {
    background: var(--ifm-hover-overlay);
    font-weight: 600;
}

.markdown hr {
    border: none;
    border-top: 1px solid var(--ifm-toc-border-color);
    margin: 2em 0;
}

/* === Admin Rebuild 2026 === */
.admin-page {
    background: linear-gradient(180deg, var(--ifm-background-color) 0%, var(--ifm-background-surface-color) 100%);
}

.admin-layout {
    display: grid;
    grid-template-columns: 248px minmax(0, 1fr);
    min-height: 100vh;
}

.admin-sidebar {
    width: auto;
    background: var(--ifm-background-surface-color);
    border-right: 1px solid var(--ifm-toc-border-color);
    padding: 1rem 0.85rem;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.admin-brand-wrap {
    margin-bottom: 1rem;
    padding: 0.45rem 0.65rem 1rem;
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.admin-sidebar .admin-brand {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 1.5rem;
    color: var(--ifm-color-primary);
}

.admin-brand-sub {
    margin: 0.4rem 0 0;
    font-size: 0.82rem;
    color: var(--ifm-color-content-secondary);
}

.admin-sidebar .admin-nav a {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border-radius: 10px;
    margin: 0.15rem 0;
    padding: 0.58rem 0.7rem;
    color: var(--ifm-color-content-secondary);
    transition: all 0.2s ease;
}

.admin-sidebar .admin-nav a:hover,
.admin-sidebar .admin-nav a.active {
    background: var(--ifm-hover-overlay);
    color: var(--ifm-color-primary);
}

.admin-nav__icon {
    width: 1rem;
    height: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.admin-nav__icon svg {
    width: 1rem;
    height: 1rem;
    stroke: currentColor;
    stroke-width: 1.7;
    fill: none;
}

.admin-nav__divider {
    margin-top: 0.45rem;
    padding-top: 0.45rem;
    border-top: 1px solid var(--ifm-toc-border-color);
}

.admin-main {
    background: transparent;
}

.admin-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem 1.1rem;
    background: var(--ifm-card-background-color);
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 12px;
}

.admin-topbar__title {
    margin: 0;
    font-size: 1.3rem;
}

.admin-topbar__subtitle {
    margin: 0.3rem 0 0;
    font-size: 0.9rem;
    color: var(--ifm-color-content-secondary);
}

.admin-topbar__actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.admin-topbar__time {
    font-size: 0.8rem;
    color: var(--ifm-color-content-secondary);
    padding: 0.3rem 0.55rem;
    border: 1px solid var(--ifm-toc-border-color);
    border-radius: 999px;
}

.admin-view {
    background: var(--ifm-card-background-color);
    padding: var(--admin-view-padding, 1.25rem);
}

.admin-content {
    display: flex;
    flex-direction: column;
}

.admin-content > * {
    margin-top: 0 !important;
}

.admin-content > * + * {
    margin-top: var(--admin-stack-gap, 1.25rem) !important;
}

.admin-content > .admin-form,
.admin-content > .admin-filter,
.admin-content > .admin-panel,
.admin-content > .admin-table,
.admin-content > .admin-dashboard-grid,
.admin-content > .admin-pagination {
    margin-bottom: 0 !important;
}

.admin-content-header h1,
.admin-content-header h2,
.admin-content > h2 {
    font-size: 1.25rem;
    margin: 0;
}

.admin-content > h3 {
    margin: 0;
}

.admin-table {
    border-radius: 10px;
    overflow: hidden;
}

.admin-table th {
    white-space: nowrap;
    font-size: 0.8rem;
    color: var(--ifm-color-content-secondary);
}

.admin-table td {
    vertical-align: middle;
}

.admin-filter,
.admin-inline-form {
    border-radius: 10px;
}

.admin-actions {
    flex-wrap: wrap;
}

.admin-pagination {
    margin-top: 0;
}

.flash {
    transition: opacity 0.22s ease, transform 0.22s ease;
}

.login-container {
    background:
        radial-gradient(circle at 20% 20%, rgba(46, 133, 85, 0.1), transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(37, 194, 160, 0.08), transparent 42%),
        var(--ifm-background-color);
}

.login-box {
    border-radius: 14px;
    padding: 2rem 1.8rem;
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.08);
}

.login-box__brand {
    text-align: center;
    margin-bottom: 1.2rem;
}

.login-box__brand h1 {
    margin-bottom: 0.4rem;
}

.login-box__brand p {
    margin: 0;
    color: var(--ifm-color-content-secondary);
}

.login-back-link {
    text-align: center;
    margin-top: 1rem;
}

.login-back-link a {
    color: var(--ifm-color-content-secondary);
}

.login-back-link a:hover {
    color: var(--ifm-color-primary);
    text-decoration: none;
}

@media (max-width: 996px) {
    .admin-layout {
        grid-template-columns: 1fr;
    }

    .admin-sidebar {
        position: static;
        height: auto;
        border-right: 0;
        border-bottom: 1px solid var(--ifm-toc-border-color);
    }

    .admin-sidebar .admin-nav {
        display: flex;
        flex-wrap: wrap;
        gap: 0.3rem;
    }

    .admin-sidebar .admin-nav li {
        flex: 1 1 180px;
    }

    .admin-nav__divider {
        border-top: 0;
        margin-top: 0;
        padding-top: 0;
    }

    .admin-topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .admin-view {
        padding: 0.9rem;
    }
}

.ProseMirror{
    font-size: 1.1rem !important;
}

.toastui-editor-contents{
    font-size: 1.1rem !important;
}

.toastui-editor-defaultUI-toolbar{
    padding: 0 5px !important;
}

/* === Mobile-first polish (Docusaurus-like) === */
html.mobile-sidebar-open,
body.mobile-sidebar-open {
    overflow: hidden;
    touch-action: none;
}

.mobile-sidebar__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.52rem 0.72rem 0.58rem var(--mobile-sidebar-text-indent, 1.24rem);
    border-bottom: 1px solid var(--ifm-toc-border-color);
}

.mobile-sidebar__brand {
    font-size: 1.2rem;
    color: #2e8555;
    font-weight: 700;
}

.mobile-sidebar__brand-row {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    min-width: 0;
}

.mobile-sidebar__brand:hover {
    color: var(--ifm-color-primary);
    text-decoration: none;
}

.mobile-sidebar__header-actions {
    display: inline-flex;
    align-items: center;
    gap: 0;
}

.mobile-sidebar__theme-toggle {
    margin: 0;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    border: 0;
    border-radius: 8px;
    justify-content: center;
}

.mobile-sidebar__close {
    border: 0;
    background: transparent;
    color: var(--ifm-color-content-secondary);
    border-radius: 8px;
    width: 2.25rem;
    height: 2.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.mobile-nav-links__divider {
    display: block;
    height: 0;
    border-top: 1px solid var(--ifm-toc-border-color);
    margin: 0.32rem 0.72rem 0.32rem var(--mobile-sidebar-text-indent, 1.24rem);
}

.mobile-sidebar .mobile-nav-links a {
    padding: 0.44rem 0.72rem 0.44rem var(--mobile-sidebar-text-indent, 1.24rem);
    font-size: 1.02rem;
}

.mobile-sidebar__panel {
    display: none;
}

.mobile-sidebar__panel.is-active {
    display: block;
}

.mobile-nav-link {
    width: 100%;
    border: 0;
    background: transparent;
    color: var(--ifm-color-content);
    font: inherit;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0.75rem 0.5rem var(--mobile-sidebar-text-indent, 1.24rem);
    border-radius: var(--ifm-global-radius);
    cursor: pointer;
}

.mobile-nav-link:hover {
    background: var(--ifm-hover-overlay);
}

.mobile-nav-link__arrow {
    color: var(--ifm-color-content-secondary);
    font-size: 1.1rem;
    line-height: 1;
}

.mobile-sidebar__back-row {
    border-top: 1px solid var(--ifm-toc-border-color);
    border-bottom: 1px solid var(--ifm-toc-border-color);
    background: var(--ifm-hover-overlay);
    padding: 0.18rem 0;
}

.mobile-sidebar__back-btn {
    border: 0;
    background: transparent;
    color: var(--ifm-color-content);
    font: inherit;
    font-weight: 400;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.18rem var(--mobile-sidebar-text-indent, 1.24rem);
    font-size: 1rem;
    line-height: 1.2;
    cursor: pointer;
}

.mobile-nav-links--category {
    padding-top: 0.35rem;
    margin-bottom: 0.2rem;
}

.mobile-nav-link--intro {
    display: block;
    margin: 0;
    padding: 0.5rem 0.78rem 0.5rem var(--mobile-sidebar-text-indent, 1.24rem);
    border-radius: var(--ifm-global-radius);
    font-weight: 500;
    font-size: 1.01rem;
}

.mobile-nav-link--intro-active,
.mobile-nav-link--intro:hover {
    background: var(--ifm-hover-overlay);
    color: var(--ifm-color-primary);
    text-decoration: none;
}

.mobile-sidebar__panel .menu__link--sublist {
    width: 100%;
    border: 0;
    background: transparent;
    text-align: left;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}

@media (max-width: 996px) {
    .navbar__toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 2.2rem;
        height: 2.2rem;
        border: 0;
        border-radius: 0.45rem;
        background: transparent;
        margin-right: 0.5rem;
        padding: 0;
        color: var(--ifm-color-content);
    }

    .navbar__toggle svg {
        width: 1.52rem;
        height: 1.52rem;
    }

    .navbar {
        padding: 0 0.6rem;
    }

    .navbar__inner {
        min-width: 0;
        justify-content: space-between;
    }

    .navbar__items {
        flex: 1 1 auto;
        min-width: 0;
    }

    .navbar__items--right {
        flex: 0 0 auto;
        margin-left: 0.4rem;
    }

    .navbar__items--right {
        gap: 0.2rem;
    }

    .navbar__items--right .navbar__link {
        display: none;
    }

    .navbar__search {
        display: block;
        width: min(46vw, 210px);
        margin-left: 0.2rem;
    }

    .navbar__search-input {
        width: 100%;
        padding: 0.47rem 0.68rem 0.47rem 1.95rem;
        font-size: 0.92rem;
    }

    .navbar__search-input:focus {
        width: 100%;
    }

    .navbar .theme-toggle {
        display: none;
    }

    .mobile-sidebar__theme-toggle {
        margin-right: 0;
    }

    .navbar__title {
        max-width: calc(100vw - 7.2rem);
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        font-size: 1.28rem;
        line-height: 1.2;
    }

    .mobile-sidebar__theme-toggle svg,
    .mobile-sidebar__close svg,
    .mobile-sidebar .menu__caret svg {
        width: 1.32rem;
        height: 1.32rem;
    }

    .navbar__brand {
        margin-right: 0;
    }

    .mobile-sidebar {
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.2s ease;
    }

    .mobile-sidebar.active {
        display: block;
        opacity: 1;
        pointer-events: auto;
    }

    .mobile-sidebar__content {
        --mobile-sidebar-text-indent: 1.24rem;
        transform: translate3d(-100%, 0, 0);
        transition: transform 0.25s ease;
        width: min(88vw, 350px);
    }

    .mobile-sidebar.active .mobile-sidebar__content {
        transform: translate3d(0, 0, 0);
    }

    .mobile-sidebar .menu {
        padding: 0.5rem 0 1rem;
    }

    .mobile-sidebar .menu__link {
        font-size: 1.02rem;
        padding: 0.6rem 0.74rem 0.6rem var(--mobile-sidebar-text-indent, 1.24rem);
    }

    .doc-main-container {
        padding: 0 1.1rem;
    }

    .doc-content-inner {
        padding-top: 0.7rem;
        padding-bottom: 1.35rem;
    }

    .breadcrumbs {
        flex-wrap: wrap;
        overflow: visible;
        padding-bottom: 0;
        row-gap: 0.35rem;
        gap: 0.45rem;
    }

    .breadcrumbs::-webkit-scrollbar {
        display: none;
    }

    .breadcrumbs__item {
        flex-shrink: 1;
        min-width: 0;
    }

    .breadcrumbs__link {
        white-space: normal;
        overflow-wrap: anywhere;
        word-break: break-word;
        padding: 0.24rem 0.56rem;
    }

    .breadcrumbs__item:not(:last-child)::after {
        margin: 0 0.45rem;
    }

    article header h1 {
        font-size: 1.56rem;
        line-height: 1.3;
    }

    .theme-doc-markdown {
        font-size: 1rem;
    }

    .post-meta-time {
        gap: 0.45rem;
    }

    .post-meta-time > span {
        white-space: normal;
        display: inline-flex;
        align-items: center;
        min-height: 1.45rem;
    }

    .theme-doc-markdown table,
    .article-content table,
    .markdown table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }

    .theme-doc-markdown pre,
    .article-content pre,
    .markdown pre {
        font-size: 0.82rem;
    }

    .admin-content-header {
        align-items: flex-start;
    }

    .admin-topbar,
    .admin-topbar__actions,
    .admin-under-title-actions {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .admin-topbar__actions .button,
    .admin-under-title-actions .button {
        width: 100%;
        justify-content: center;
    }

    .admin-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .admin-filter {
        gap: 0.6rem;
    }
}

@media (max-width: 640px) {
    .navbar {
        height: 3.45rem;
    }

    .doc-main-container {
        padding: 0 0.95rem;
    }

    .theme-doc-markdown {
        font-size: 0.97rem;
    }

    .pagination-nav {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.62rem;
    }

    .pagination-nav__link {
        padding: 0.78rem 0.85rem;
    }

    .pagination-nav__label {
        font-size: 0.94rem;
    }

    .admin-view {
        padding: 0.65rem;
    }
}