/* Generated by ContentConverter --bundle-css. Edit the layered source files, not this file. */

/* source: base.css */
/* WuBing's Home 视觉体系基础（SD-25）
   机甲/工业像素风：硬边框、块状阴影、阶梯角、等宽字体系模拟像素字体 */

:root {
    color-scheme: light;
    /* 独角兽高达配色：深藏蓝主色 + 白金强调（SD-25 机甲像素风） */
    --color-primary: #0b3d91;
    --color-primary-dark: #082b68;
    --color-accent: #c9a959;
    --color-accent-dark: #8a6d00;
    --color-warning: #c0392b;
    --color-bg: #f0f4f9;
    --color-bg-elevated: #e2e8f0;
    --color-surface: #ffffff;
    --color-border: #2d3a4a;
    --color-text: #1c2733;
    --color-text-muted: #5c6b7a;

    --pixel-size: 3px;
    --shadow-pixel: 4px 4px 0 rgba(45, 58, 74, 0.35);
    --shadow-pixel-sm: 2px 2px 0 rgba(45, 58, 74, 0.3);

    --font-display: "Courier New", "Lucida Console", monospace;
    --font-body: "Microsoft YaHei", "Segoe UI", sans-serif;

    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 1rem;
    --space-4: 2rem;
}

html[data-theme="dark"] {
    color-scheme: dark;
    /* 暗色独角兽：亮蓝主色 + 亮金强调（深藏蓝底衬托） */
    --color-primary: #8fb4ff;
    --color-primary-dark: #6a93e0;
    --color-accent: #e6c069;
    --color-accent-dark: #d4af37;
    --color-warning: #ff766a;
    --color-bg: #0d1524;
    --color-bg-elevated: #1e293b;
    --color-surface: #16203a;
    --color-border: #91a3b8;
    --color-text: #edf4fb;
    --color-text-muted: #b4c2d1;
    --shadow-pixel: 4px 4px 0 rgba(0, 0, 0, 0.55);
    --shadow-pixel-sm: 2px 2px 0 rgba(0, 0, 0, 0.5);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-bg);
    /* 双语稳健性：任意长度的单词/URL 换行而非溢出（可继承） */
    overflow-wrap: break-word;
    transition: background-color 0.2s ease, color 0.2s ease;
}

html {
    /* 预留滚动条槽位：滚动条出现/消失不改变视口内容宽度（中英内容高度差不再引起 15px 宽度偏移） */
    scrollbar-gutter: stable;
    /* Firefox 滚动条（配色与 WebKit 一致） */
    scrollbar-width: thin;
    scrollbar-color: var(--color-primary) var(--color-bg);
}

/* 滚动条（机甲/工业像素配色，与站点视觉体系一致）：
   轨道=底色+像素边框，滑块=主色像素块（内嵌高光/阴影成 3D 棱角），激活=金色 */
::-webkit-scrollbar {
    width: 14px;
    height: 14px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
    border-left: 2px solid var(--color-border);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border: 2px solid var(--color-bg);
    box-shadow: inset 2px 2px 0 rgba(255, 255, 255, 0.25), inset -2px -2px 0 rgba(0, 0, 0, 0.2);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-dark);
}

::-webkit-scrollbar-thumb:active {
    background: var(--color-accent);
}

::-webkit-scrollbar-corner {
    background: var(--color-bg);
}

#app {
    min-height: 100vh;
}

/* 焦点可见性（SD-29） */
:focus-visible {
    /* 深金保证非文本对比度 ≥3:1（白金 #c9a959 白底仅 2.04:1，不达标；深金 #8a6d00 ≈4.45:1） */
    outline: 3px solid var(--color-accent-dark);
    outline-offset: 2px;
}

.skip-link {
    position: fixed;
    top: var(--space-2);
    left: var(--space-2);
    z-index: 2000;
    padding: var(--space-2) var(--space-3);
    color: #fff;
    background: var(--color-primary-dark);
    border: 2px solid var(--color-border);
    transform: translateY(-150%);
}

.skip-link:focus {
    transform: translateY(0);
}

a {
    color: var(--color-primary);
}

/* 通用显隐工具类：组件保持挂载、仅 CSS 隐藏（tab 切换等场景避免丢失状态） */
.is-hidden {
    display: none !important;
}

/* 像素面板 */
.pixel-panel {
    background: var(--color-surface);
    border: var(--pixel-size) solid var(--color-border);
    box-shadow: var(--shadow-pixel);
}

/* 普通列表项面板弱化：1px 边框、无阴影；Hero/精选/主按钮/焦点保留较强边框（SD-25） */
.post-item,
.latest-item,
.compact-project-card,
.search-result,
.about-section {
    border-width: 1px;
    box-shadow: none;
}

/* 像素按钮 */
.pixel-button {
    font-family: var(--font-display);
    background: var(--color-primary);
    color: #fff;
    border: var(--pixel-size) solid var(--color-border);
    box-shadow: var(--shadow-pixel-sm);
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.pixel-button:hover {
    background: var(--color-primary-dark);
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 rgba(45, 58, 74, 0.3);
}

/* 危险操作按钮（删除评论等，Phase 4）：警示色像素块，小号防误触面积过大 */
.pixel-button-danger {
    background: var(--color-warning);
    border-color: var(--color-border);
    font-size: 0.8rem;
    padding: var(--space-1) var(--space-2);
}

.pixel-button-danger:hover {
    background: var(--color-warning);
    filter: brightness(0.92);
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 rgba(45, 58, 74, 0.3);
}

.content-placeholder {
    color: var(--color-text-muted);
    font-style: italic;
}

/* source: layout.css */
/* 应用外壳（app shell）：Grid 布局 = sticky footer + 语言无关的稳定宽度。
   grid-template-rows: auto 1fr auto —— 头部自适应、主区 1fr 撑满（页脚吸底）、页脚自适应。
   不用 column flex + margin:auto 主区：flex 交叉轴 auto 外边距会使 stretch 失效、
   宽度退化为内容 fit-content（中英宽度随语言变化）；Grid 轨道尺寸不依赖内容，无此陷阱。 */
.layout {
    display: grid;
    grid-template-rows: auto 1fr auto;
    min-height: 100vh;
    min-width: 0;
}

.layout-header {
    background: var(--color-surface);
    border-bottom: var(--pixel-size) solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.layout-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3);
}

.header-tools {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.site-brand {
    font-family: var(--font-display);
    font-weight: bold;
    letter-spacing: 1px;
    color: var(--color-text);
    text-decoration: none;
}

.site-brand-short {
    display: none;
}

.layout-main {
    padding: var(--space-4);
    /* 网格项显式宽度 + justify-self 居中：
       auto 外边距会覆盖 stretch 使宽度退化为 fit-content（随语言变化）；
       显式宽度保持 1080 定值，justify-self:center 负责水平居中 */
    justify-self: center;
    width: min(1080px, 100%);
    min-width: 0;
    max-width: 100%;
}

.layout-footer {
    border-top: var(--pixel-size) solid var(--color-border);
    padding: var(--space-4) max(var(--space-3), calc((100% - 1080px) / 2));
    color: var(--color-text-muted);
    background: var(--color-surface);
}

/* 品牌区：金色等宽字站名，与顶部 site-brand 呼应 */
.footer-brand {
    margin-bottom: var(--space-3);
}

.footer-brand h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: bold;
    letter-spacing: 1px;
    color: var(--color-accent);
}

/* 返回顶部按钮：小号像素按钮，hover 位移模拟按下（与 .pixel-button 交互语言一致） */
.footer-back-to-top {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-2);
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font: inherit;
    cursor: pointer;
    box-shadow: var(--shadow-pixel-sm);
    transition: transform 0.1s ease, box-shadow 0.1s ease, background-color 0.1s ease;
}

.footer-back-to-top:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 rgba(45, 58, 74, 0.3);
}

.footer-back-to-top-arrow {
    color: var(--color-accent);
    font-size: 0.6rem;
    line-height: 1;
}

.footer-back-to-top:hover .footer-back-to-top-arrow {
    color: #fff;
}

/* 语言切换按钮 */
.lang-switch {
    width: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: var(--space-2);
    text-align: center;
}

.theme-switch {
    width: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: var(--space-2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.settings-switch {
    width: 44px;
    min-width: 44px;
    min-height: 44px;
    padding: var(--space-2);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 像素主题图标（高达/机甲硬边风）：方块组合，按钮内居中 */
.theme-icon {
    display: block;
    width: 22px;
    height: 22px;
}

/* Blazor 错误提示（机甲风系统故障面板）：
   显示由 blazor.webassembly.js 内部 lt() 控制（style.display="block"，故外层须兼容 block 布局）；
   保留 .reload/.dismiss 供框架绑定点击；面板内部结构可自由重写（SD-33）。 */
#blazor-error-ui {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(16, 23, 34, 0.72);
    text-align: center;
    overflow-y: auto;
    padding: var(--space-4);
}

html[data-theme="dark"] #blazor-error-ui {
    background: rgba(5, 9, 14, 0.82);
}

#blazor-error-ui .error-panel {
    display: inline-block;
    margin-top: 18vh;
    max-width: 420px;
    width: 100%;
    position: relative;
    background: var(--color-surface);
    border: var(--pixel-size) solid var(--color-border);
    box-shadow: var(--shadow-pixel);
    padding: var(--space-4);
    color: var(--color-text);
    font-family: var(--font-display);
    text-align: center;
}

/* 警示图标：CSS 方块组合（机甲硬边风，金色警示） */
#blazor-error-ui .error-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-3);
    position: relative;
    border: var(--pixel-size) solid var(--color-accent-dark);
    background: var(--color-accent);
    clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
    box-shadow: var(--shadow-pixel-sm);
}

#blazor-error-ui .error-icon::after {
    content: "!";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--color-surface);
}

#blazor-error-ui .error-title {
    margin: 0 0 var(--space-2);
    font-size: 1.1rem;
    letter-spacing: 0.08em;
    color: var(--color-text);
}

#blazor-error-ui .error-message {
    margin: 0 0 var(--space-3);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

#blazor-error-ui .error-actions {
    margin-top: var(--space-3);
    display: flex;
    justify-content: center;
    gap: var(--space-2);
}

/* 重新加载：像素按钮（与 .pixel-button 同视觉，但独立定义避免依赖组件作用域） */
#blazor-error-ui .reload {
    font-family: var(--font-display);
    background: var(--color-primary);
    color: #fff;
    border: var(--pixel-size) solid var(--color-border);
    box-shadow: var(--shadow-pixel-sm);
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

#blazor-error-ui .reload:hover {
    background: var(--color-primary-dark);
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 rgba(45, 58, 74, 0.3);
}

/* 关闭：小号方块角标（框架点击后隐藏面板） */
#blazor-error-ui .dismiss {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    color: var(--color-text-muted);
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9rem;
    border: var(--pixel-size) solid var(--color-border);
    padding: var(--space-1) var(--space-2);
    background: var(--color-surface);
}

#blazor-error-ui .dismiss:hover {
    color: var(--color-text);
    background: var(--color-bg);
}

/* 主导航（SD-05） */
.layout-topbar {
    flex-wrap: nowrap;
    gap: var(--space-2) var(--space-3);
}

.nav-menu {
    position: relative;
    /* 横向排列导航链接与登录态区：block 布局会把 nav-auth 挤到第二行（浏览器实测） */
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--space-1);
    flex-wrap: wrap;
}

.nav-link {
    display: inline-block;
    padding: var(--space-2) var(--space-3);
    text-decoration: none;
    color: var(--color-text);
    border: 3px solid transparent;
    font-family: var(--font-display);
    font-size: 0.9rem;
}

.nav-link:hover {
    background: rgba(26, 95, 180, 0.08);
}

.nav-link-active,
.nav-link-active:hover {
    background: var(--color-primary);
    border-color: var(--color-border);
    color: #fff;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-1);
    /* 移动端触控目标 ≥44×44（SD-29） */
    min-width: 44px;
    min-height: 44px;
}

.nav-toggle-bar {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--color-border);
    margin: 5px 0;
}

/* 登录态区（Phase 4）：与导航同排；用户名为等宽小字，退出为描边小按钮 */
.nav-auth {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-left: var(--space-2);
}

.nav-auth-user {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text);
    max-width: 12em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nav-auth-logout {
    font-family: var(--font-display);
    font-size: 0.8rem;
    background: none;
    color: var(--color-text-muted);
    border: 2px solid var(--color-border);
    padding: var(--space-1) var(--space-2);
    cursor: pointer;
}

.nav-auth-logout:hover {
    color: var(--color-warning);
    border-color: var(--color-warning);
}

/* 页脚 */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-2) var(--space-3);
    flex-wrap: wrap;
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
    font-family: var(--font-display);
    font-size: 0.75rem;
}

/* 底部信息行分组：rights + 公安备案 + ICP 备案，金色分隔符间隔 */
.footer-info {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.footer-separator {
    color: var(--color-accent);
}

/* ICP 备案号链接：随页脚 muted 色，hover 金色呼应主题 */
.footer-icp {
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.1s ease;
}

.footer-icp:hover {
    color: var(--color-accent);
}

/* 公安备案号链接：图标 + 文字，随页脚 muted 色，hover 金色呼应主题 */
.footer-beian {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color 0.1s ease;
}

.footer-beian:hover {
    color: var(--color-accent);
}

.footer-beian-icon {
    width: 1rem;
    height: auto;
    display: block;
}

/* 读屏专用：视觉隐藏但可被辅助技术读取 */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

/* source: home.css */
/* 首页内容容器：与其他内容页统一 1040px 宽度（跨页宽度一致） */
.home {
    max-width: 1040px;
    margin: 0 auto;
}
/* 首页（SD-08/09） */
.home-hero {
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-2);
    position: relative;
    /* 首次进入：一次淡入 + 轻微上移（0.5s，克制的机械感） */
    animation: hero-in 0.5s ease-out both;
}

@keyframes hero-in {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: none;
    }
}

.section-index {
    font-family: var(--font-display);
    font-size: 0.8rem;
    /* 深金：白金 #c9a959 白底 2.04:1 不达标 */
    color: var(--color-accent-dark);
    letter-spacing: 1px;
}

.hero-name {
    margin: 0;
    font-family: var(--font-display);
    font-size: 2rem;
}

.hero-role {
    color: var(--color-primary);
    font-weight: bold;
    margin: 0;
}

.hero-bio {
    margin: 0;
    line-height: 1.7;
    color: var(--color-text-muted);
    max-width: 60ch;
}

.hero-placeholder {
    color: var(--color-text-muted);
}

/* Hero 主操作：两个下一步入口 */
.hero-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-top: var(--space-2);
}

/* 次级像素按钮：主 CTA 的描边变体（Hero 第二个入口） */
.pixel-button-secondary {
    background: transparent;
    color: var(--color-primary);
}

.pixel-button-secondary:hover {
    background: var(--color-surface);
    color: var(--color-primary-dark);
}

/* 首页叙事流 section */
.home-section {
    margin-bottom: var(--space-4);
}

#latest {
    scroll-margin-top: 6rem;
}

.section-title {
    font-family: var(--font-body);
    font-size: 1.1rem;
    margin: 0 0 var(--space-3);
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: var(--space-2);
}

.section-label {
    font-weight: bold;
}

/* 章节标题右侧"查看全部"入口 */
.view-all {
    margin-left: auto;
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--color-primary);
    text-decoration: none;
    border-bottom: 1px solid currentColor;
    padding-bottom: 1px;
    white-space: nowrap;
}

.view-all:hover {
    color: var(--color-primary-dark);
}

/* 精选项目 */
.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-3);
}
/* 最新内容 */
.latest-list {
    list-style: none;
    margin: 0 0 var(--space-3);
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.latest-item {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    flex-wrap: wrap;
}

.latest-title {
    font-size: 1rem;
    margin: 0;
    flex: 1;
    min-width: 200px;
}

.latest-title a {
    color: var(--color-text);
    text-decoration: none;
}

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

.latest-type {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 1px 6px;
}

/* 首页联系方式：紧凑最终 CTA（短说明 + 邮件按钮） */
.home-cta {
    margin-top: var(--space-4);
    padding-top: var(--space-3);
    border-top: 2px solid var(--color-border);
}

.home-contact {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.home-contact-blurb {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.6;
    flex: 1;
    min-width: 220px;
}

/* 首页 2026：更清晰的首屏叙事、内容入口与能力摘要 */
.home-intro {
    margin-bottom: calc(var(--space-4) + var(--space-2));
}

.home-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(260px, 330px);
    gap: 0;
    padding: 0;
    overflow: hidden;
}

.hero-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 300px;
    padding: clamp(var(--space-4), 5vw, 4.5rem);
}

.hero-kicker,
.home-contact-label {
    margin: 0 0 var(--space-2);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
}

.hero-name {
    font-size: clamp(2.1rem, 6vw, 4rem);
    line-height: 1;
}

.hero-role {
    max-width: 42rem;
    margin-top: var(--space-3);
    font-size: clamp(1rem, 2vw, 1.25rem);
}

.hero-bio {
    margin-top: var(--space-1);
}

.hero-profile-panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: var(--space-4);
    background: var(--color-bg);
    border-left: var(--pixel-size) solid var(--color-border);
}

.hero-avatar {
    display: grid;
    place-items: center;
    width: 92px;
    height: 92px;
    margin-bottom: var(--space-4);
    background: var(--color-primary);
    box-shadow: 7px 7px 0 var(--color-accent);
    color: #fff;
    font-family: var(--font-display);
    font-size: 1.8rem;
}

.hero-status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin: 0 0 var(--space-3);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.hero-status span {
    width: 0.65rem;
    height: 0.65rem;
    background: var(--color-primary);
    box-shadow: 2px 2px 0 var(--color-border);
}

.hero-profile-panel dl {
    margin: 0;
}

.hero-profile-panel dl > div {
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
}

.hero-profile-panel dt {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.68rem;
}

.hero-profile-panel dd {
    margin: var(--space-1) 0 0;
    overflow-wrap: anywhere;
}

.hero-socials {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: auto;
    padding-top: var(--space-3);
}

.hero-socials a {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.home-proof-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    border-left: 1px solid var(--color-border);
}

.home-proof-strip > * {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3);
    border-left: 1px solid var(--color-border);
    color: var(--color-text);
    text-decoration: none;
}

.home-proof-strip > :first-child {
    border-left: 0;
}

.home-proof-strip a:hover {
    background: var(--color-surface);
}

.home-proof-strip strong {
    overflow: hidden;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 1.25rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.home-proof-strip span {
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

.home-latest-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
}

.home-latest-card {
    position: relative;
    display: flex;
    min-width: 0;
    min-height: 138px;
    flex-direction: column;
    padding: var(--space-3);
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.home-latest-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.home-latest-card > div {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.7rem;
}

.home-latest-card > div span {
    padding: 1px var(--space-1);
    border: 1px solid var(--color-border);
}

.home-latest-card h3 {
    max-width: calc(100% - 2rem);
    margin: auto 0 0;
    font-size: 1rem;
    line-height: 1.45;
}

.home-latest-card h3 a {
    color: var(--color-text);
    text-decoration: none;
}

.home-latest-card:hover h3 a {
    color: var(--color-primary);
}

.home-latest-arrow {
    position: absolute;
    right: var(--space-3);
    bottom: var(--space-3);
    color: var(--color-primary);
    font-size: 1.2rem;
    text-decoration: none;
}

.home-skill-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.home-skill-card {
    padding: var(--space-3);
}

.home-skill-card header {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
}

.home-skill-card header span {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.home-skill-card h3 {
    margin: 0;
    font-size: 0.95rem;
}

.home-skill-card ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin: var(--space-3) 0 0;
    padding: 0;
    list-style: none;
}

.home-skill-card li {
    padding: 3px var(--space-2);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    font-size: 0.78rem;
}

.home-skill-card small {
    display: block;
    margin-top: var(--space-2);
    color: var(--color-text-muted);
}

.home-contact {
    padding: var(--space-4);
    background: var(--color-surface);
    border: var(--pixel-size) solid var(--color-border);
}

.home-contact > div {
    flex: 1;
}

.home-skeleton {
    position: relative;
    overflow: hidden;
    background: var(--color-surface);
}

.home-skeleton::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, transparent 25%, color-mix(in srgb, var(--color-primary) 10%, transparent) 50%, transparent 75%);
    transform: translateX(-100%);
    animation: home-skeleton-sweep 1.4s ease-in-out infinite;
}

.home-hero-skeleton {
    display: flex;
    min-height: 330px;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-3);
    padding: var(--space-4);
}

.home-hero-skeleton span {
    width: min(70%, 36rem);
    height: 1rem;
    background: var(--color-bg);
}

.home-hero-skeleton span:first-child { width: 28%; height: 2.8rem; }
.home-hero-skeleton span:last-child { width: 42%; height: 2.5rem; }
.home-card-skeleton { min-height: 360px; }
.home-latest-skeleton { min-height: 138px; }
.home-skill-skeleton { min-height: 160px; }

@keyframes home-skeleton-sweep {
    to { transform: translateX(100%); }
}

@media (max-width: 820px) {
    .home-hero { grid-template-columns: 1fr; }
    .hero-copy { min-height: 0; }
    .hero-profile-panel { border-top: var(--pixel-size) solid var(--color-border); border-left: 0; }
    .hero-avatar { width: 68px; height: 68px; margin-bottom: var(--space-3); }
    .home-proof-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .home-proof-strip > :nth-child(3) { border-left: 0; border-top: 1px solid var(--color-border); }
    .home-proof-strip > :nth-child(4) { border-top: 1px solid var(--color-border); }
}

@media (max-width: 640px) {
    .home-latest-grid,
    .home-skill-grid { grid-template-columns: 1fr; }
    .hero-copy,
    .hero-profile-panel { padding: var(--space-3); }
}

@media (max-width: 419px) {
    .home-proof-strip { grid-template-columns: 1fr; }
    .home-proof-strip > * { border-top: 1px solid var(--color-border); border-left: 0; }
    .home-proof-strip > :first-child { border-top: 0; }
}

/* source: pages.css */
/* 通用页面 */
.page {
    width: 100%;
    min-width: 0;
    max-width: 1040px;
    /* 内容列在 .layout-main 内水平居中 */
    margin: 0 auto;
}

.page-title {
    /* 标题文字用系统无衬线（中英文字体割裂消除）；编号仍用等宽（见 .section-index） */
    font-family: var(--font-body);
    margin: 0 0 var(--space-4);
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
}

.page-wide {
    max-width: 1040px;
}
/* 归档页（按月份分组） */
.archive-stats {
    padding: var(--space-2) var(--space-3);
    margin: 0 0 var(--space-3);
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.archive-month {
    padding: var(--space-3);
    margin-bottom: var(--space-3);
}

.archive-month-title {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    margin: 0 0 var(--space-2);
    font-size: 1rem;
}

.archive-month-name {
    font-family: var(--font-body);
    font-weight: bold;
    color: var(--color-accent);
}

.archive-count {
    margin-left: auto;
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 1px 8px;
}

.archive-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.archive-filter-link {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text);
    text-decoration: none;
    border: 2px solid var(--color-border);
    padding: 4px 10px;
    background: var(--color-surface);
}

.archive-filter-link:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.archive-filter-active,
.archive-filter-active:hover {
    background: var(--color-primary);
    border-color: var(--color-border);
    color: #fff;
}

.about-section {
    padding: var(--space-3);
    margin-bottom: var(--space-3);
    line-height: 1.7;
}

.about-section h2 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin: 0 0 var(--space-2);
}

.about-overview {
    background: linear-gradient(135deg, var(--color-surface) 0 80%, rgba(26, 95, 180, 0.08) 80% 100%);
}

.about-name {
    margin: 0 0 var(--space-1);
    font-family: var(--font-display);
    font-size: 1.5rem;
}

.about-role {
    margin: 0 0 var(--space-2);
    color: var(--color-primary);
    font-weight: bold;
}

.about-bio,
.about-location {
    margin: 0 0 var(--space-2);
    color: var(--color-text-muted);
}

.about-skill-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.about-skill-group h3 {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
    font-size: 0.95rem;
}

.about-links {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.notfound {
    text-align: center;
    padding: var(--space-4);
}

.notfound h1 {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--color-primary);
    margin: 0 0 var(--space-2);
}

/* 404/错误页操作按钮组（返回上一页 + 返回首页，SD-33） */
.notfound-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

/* GitHub 项目板块（SD-12/13/14） */
.page-hint {
    color: var(--color-text-muted);
}

.project-section {
    margin-bottom: var(--space-4);
}

.project-section-label {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* 加载指示器：像素方块步进闪烁 + 文案（克制的一次性/循环轻动画，reduced-motion 全局禁用） */
.loading-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) 0;
}

.loading-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    animation: loading-step 1.2s steps(1) infinite;
}

.loading-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes loading-step {
    0% {
        opacity: 0.25;
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0.25;
    }
}

.loading-text {
    color: var(--color-text-muted);
    margin-left: var(--space-1);
}

.project-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.project-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
    margin-bottom: 0;
}

.project-card[id] {
    scroll-margin-top: 6rem;
}

.project-image {
    width: 100%;
    flex: none;
    display: block;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-bottom: var(--pixel-size) solid var(--color-border);
    image-rendering: pixelated;
}

.project-image-placeholder {
    background: var(--color-background);
}

.project-body {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.project-name {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin: 0;
}

.project-desc {
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.6;
    flex: 1;
    /* 描述最多 3 行，预留 3 行高度：zh/en 卡片等高 */
    min-height: 4.8em;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-meta {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    font-family: var(--font-display);
    font-size: 0.85rem;
}

.project-meta-placeholder {
    border: 1px dashed var(--color-border);
    padding: 2px 6px;
}

.project-language {
    background: rgba(26, 95, 180, 0.1);
    border: 2px solid var(--color-border);
    padding: 2px 8px;
}

/* 维护状态（有值时显示；稳定状态值 active/maintained/archived） */
.project-status {
    background: rgba(138, 109, 0, 0.12);
    border: 2px solid var(--color-border);
    padding: 2px 8px;
    color: var(--color-accent-dark);
}

/* 人工维护的技术标签 */
.project-tag {
    background: rgba(26, 95, 180, 0.08);
    border: 1px solid var(--color-border);
    padding: 2px 6px;
    color: var(--color-text-muted);
}

/* 经过确认的工程亮点 */
.project-highlight {
    margin: 0;
    color: var(--color-primary);
    font-weight: bold;
    line-height: 1.6;
}

.project-stars {
    /* 深金：白金 #c9a959 白底 2.04:1 不达标 */
    color: var(--color-accent-dark);
    font-size: 0.8rem;
}

.project-link {
    align-self: flex-start;
    font-size: 0.9rem;
}

.project-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.project-detail-page .project-card {
    margin-bottom: var(--space-3);
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(320px, 1fr);
}

.project-detail-page .project-image {
    height: 100%;
    min-height: 360px;
    border-bottom: 0;
    border-right: var(--pixel-size) solid var(--color-border);
}

.detail-back-nav {
    display: flex;
    justify-content: flex-start;
    margin-top: var(--space-4);
}

/* 长尾项目图片卡片 */
.compact-project-card {
    padding: 0;
    margin-bottom: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.compact-project-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
}

.compact-project-card[id] {
    scroll-margin-top: 6rem;
}

.compact-project-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3);
    flex: 1;
}

.compact-project-image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-bottom: var(--pixel-size) solid var(--color-border);
    image-rendering: pixelated;
}

.compact-project-name {
    font-family: var(--font-display);
    font-size: 0.95rem;
    margin: 0;
}

.compact-project-desc {
    color: var(--color-text-muted);
    margin: 0;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 3em;
}

.compact-project-card .project-actions {
    margin-top: auto;
}

/* 博客/感想列表（SD-15/16/21） */
.article-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.article-card {
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.article-card-cover-link {
    display: block;
}

.article-card-cover,
.article-detail-cover {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-bottom: var(--pixel-size) solid var(--color-border);
}

.article-cover-placeholder {
    background: var(--color-background);
}

.article-card-body {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.article-card-meta,
.article-detail-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.8rem;
}

.article-card-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 1.05rem;
    line-height: 1.5;
}

.article-card-title a {
    color: var(--color-text);
    text-decoration: none;
}

.article-card-title a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.article-card-intro {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.65;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.article-tag-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    padding: 0;
    margin: 0;
}

.article-tag {
    border: 1px solid var(--color-border);
    padding: 2px 7px;
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* 正文目录（TOC）：宽屏 fixed 悬浮在正文左侧留白、可折叠；由 markdown-renderer.js buildToc
   从正文 h2/h3/h4 生成，无标题时保持 hidden。折叠态仅显示「目录」标题条，避免与文章内置目录重复。
   正文保持 1080px 单列原宽（.layout-main 不缩窄），目录放正文外留白、不挤占正文。 */
.article-detail-layout {
    display: block;
}

.article-detail-main {
    min-width: 0;
}

.article-toc {
    position: fixed;
    top: 80px;
    /* 目录右边缘贴正文左边缘外侧 24px：正文 1080px 居中，左边缘 = (100vw - 1080px)/2 */
    right: calc((100vw + 1080px) / 2 + 24px);
    width: 180px;
    max-height: calc(100vh - 104px);
    overflow-y: auto;
    background: var(--color-bg-elevated, var(--color-bg));
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-pixel-sm);
}

.article-toc[hidden] {
    display: none;
}

.article-toc-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-1);
    width: 100%;
    padding: var(--space-1) var(--space-2);
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--color-text);
    background: transparent;
    border: 0;
    cursor: pointer;
    text-align: left;
}

.article-toc-toggle:hover {
    color: var(--color-primary);
}

.article-toc-title {
    flex: 1 1 auto;
    font-weight: bold;
    color: var(--color-text-muted);
}

/* 折叠箭头：像素三角，折叠态指向右、展开态旋转指向下 */
.article-toc-arrow {
    flex: 0 0 auto;
    width: 0;
    height: 0;
    border-left: 5px solid currentColor;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    transition: transform 0.15s ease;
}

.article-toc:not(.article-toc-collapsed) .article-toc-arrow {
    transform: rotate(90deg);
}

.article-toc-list {
    list-style: none;
    margin: 0;
    padding: 0 var(--space-2) var(--space-2);
}

.article-toc-collapsed .article-toc-list {
    display: none;
}

.article-toc-item a {
    display: block;
    padding: 2px var(--space-2);
    color: var(--color-text);
    text-decoration: none;
    border-left: 2px solid transparent;
    font-size: 0.8rem;
    line-height: 1.5;
}

.article-toc-item a:hover {
    color: var(--color-primary);
}

.article-toc-item a.article-toc-active {
    color: var(--color-accent);
    border-left-color: var(--color-accent);
}

.article-toc-level-1 {
    padding-left: 0.9em;
}

.article-toc-level-2 {
    padding-left: 1.8em;
}

.article-card-read {
    align-self: flex-start;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.85rem;
}

.article-detail-cover {
    margin: var(--space-3) 0;
    border: var(--pixel-size) solid var(--color-border);
}

.post-list {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* 博客排序切换（时间/阅读量） */
.sort-control {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.sort-button {
    font-family: var(--font-display);
    font-size: 0.85rem;
    background: var(--color-surface);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    padding: var(--space-1) var(--space-2);
    cursor: pointer;
    /* 移动端触控目标 ≥44×44（SD-29） */
    min-width: 44px;
    min-height: 44px;
}

.sort-button:hover {
    background: rgba(26, 95, 180, 0.08);
}

.sort-button-active,
.sort-button-active:hover {
    background: var(--color-primary);
    border-color: var(--color-border);
    color: #fff;
}

.post-item {
    padding: var(--space-3);
    margin-bottom: var(--space-2);
    min-width: 0;
}

.post-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    margin: 0 0 var(--space-2);
    min-width: 0;
}

.post-title a {
    color: var(--color-text);
    text-decoration: none;
    overflow-wrap: anywhere;
}

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

.post-intro {
    color: var(--color-text-muted);
    margin: 0 0 var(--space-2);
    line-height: 1.6;
    overflow-wrap: anywhere;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-date {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.post-meta {
    display: flex;
    align-items: baseline;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.post-views {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    padding: 1px 6px;
}

.post-tag-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin: 0;
    padding: 0;
}

.post-tag {
    border: 1px solid var(--color-border);
    padding: 2px 7px;
    color: var(--color-primary);
    background: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));
    font-family: var(--font-display);
    font-size: 0.75rem;
    line-height: 1.3;
}

.thought-content {
    line-height: 1.8;
    margin: var(--space-3) 0 var(--space-4);
    /* 正文为构建期渲染的 HTML（Markdig）：正常流式布局，pre 内部保留空白 */
    overflow-wrap: break-word;
}

.thought-content p {
    margin: 0 0 var(--space-3);
}

.thought-content h1,
.thought-content h2,
.thought-content h3,
.thought-content h4 {
    font-family: var(--font-display);
    margin: var(--space-4) 0 var(--space-2);
    line-height: 1.4;
}

.thought-content h1 {
    font-size: 1.5rem;
}

.thought-content h2 {
    font-size: 1.3rem;
}

.thought-content h3 {
    font-size: 1.15rem;
}

.thought-content ul,
.thought-content ol {
    margin: 0 0 var(--space-3);
    padding-left: 1.5em;
}

.thought-content li {
    margin-bottom: 0.25em;
}

.thought-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.thought-content pre {
    background: var(--color-bg-elevated, var(--color-bg));
    border: 1px solid var(--color-border);
    padding: var(--space-2);
    overflow-x: auto;
    line-height: 1.5;
    margin: 0 0 var(--space-3);
}

.thought-content code {
    font-family: var(--font-mono, monospace);
    font-size: 0.85em;
    background: var(--color-bg-elevated, var(--color-bg));
    padding: 1px 5px;
}

.thought-content pre code {
    display: block;
    border: none;
    padding: 0;
    background: none;
}

/* 代码块容器：复制按钮 + 行号（结构由 markdown-renderer.js 生成） */
.code-block {
    position: relative;
    margin: 0 0 var(--space-3);
}

.code-block pre {
    margin: 0;
    counter-reset: code-line;
}

.code-block .code-copy {
    position: absolute;
    top: var(--space-1);
    right: var(--space-1);
    padding: 2px 8px;
    font-family: var(--font-mono, monospace);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    background: var(--color-bg-elevated, var(--color-bg));
    border: 1px solid var(--color-border);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s;
    z-index: 1;
}

.code-block:hover .code-copy,
.code-block:focus-within .code-copy {
    opacity: 1;
}

.code-block .code-copy:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.code-block .code-line {
    display: block;
    counter-increment: code-line;
}

.code-block .code-line::before {
    content: counter(code-line);
    display: inline-block;
    min-width: 2em;
    margin-right: 1em;
    padding-right: 0.5em;
    text-align: right;
    color: var(--color-text-muted);
    user-select: none;
}

.thought-content table {
    border-collapse: collapse;
    width: 100%;
    margin: 0 0 var(--space-3);
    font-size: 0.95rem;
}

.thought-content th,
.thought-content td {
    border: 1px solid var(--color-border);
    padding: 6px 10px;
    text-align: left;
    vertical-align: top;
}

.thought-content th {
    font-family: var(--font-display);
    background: var(--color-bg-elevated, var(--color-bg));
}

.thought-content img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: var(--space-2) auto;
}

.thought-content blockquote {
    margin: 0 0 var(--space-3);
    padding: var(--space-1) var(--space-3);
    border-left: 3px solid var(--color-primary);
    color: var(--color-text-muted);
}

.thought-content hr {
    border: none;
    border-top: 1px solid var(--color-border);
    margin: var(--space-4) 0;
}

/* 文章详情页操作区（原文按钮 + 返回列表） */
.article-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-4);
}

/* 收藏按钮（单层回复旁的同级操作）：已收藏态用强调色区分 */
.bookmark-toggle.is-bookmarked {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* 站内通知：导航铃铛徽标 + 通知列表页 */
.notification-badge {
    display: inline-block;
    min-width: 1.1em;
    padding: 0 0.3em;
    margin-left: var(--space-1);
    border-radius: 999px;
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 0.75em;
    line-height: 1.4;
    text-align: center;
}

.notification-toolbar {
    margin-bottom: var(--space-4);
}

.notification-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.notification-item {
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.notification-item.is-read {
    opacity: 0.65;
}

.notification-link {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3);
    text-decoration: none;
    color: inherit;
}

.notification-author {
    font-weight: 600;
    color: var(--color-accent);
}

.notification-content {
    color: var(--color-text);
    overflow-wrap: break-word;
}

.notification-time {
    font-size: 0.85em;
    color: var(--color-text-muted);
}

/* Like 通知的被赞评论引用：左侧竖线 + 缩进，区分于回复通知正文 */
.notification-quote {
    color: var(--color-text);
    overflow-wrap: break-word;
    padding-left: var(--space-2);
    border-left: 2px solid var(--color-border);
}

/* 个人中心（/me Tab 导航，复用 admin-section-tabs 的分组 tab 样式） */
.me-tabs {
    margin-bottom: var(--space-4);
}

/* 阅读历史（/me 阅读历史 tab） */
.history-toolbar {
    margin-bottom: var(--space-4);
}

.history-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.history-item-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    margin-top: calc(-1 * var(--space-2));
}

.history-time {
    font-size: 0.85em;
    color: var(--color-text-muted);
}

.history-remove {
    font-family: var(--font-display);
    font-size: 0.85rem;
    background: var(--color-surface);
    color: var(--color-text);
    border: 2px solid var(--color-border);
    padding: var(--space-1) var(--space-2);
    cursor: pointer;
}

.history-remove:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

/* 工作经历（SD-18/19） */
.timeline {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.timeline-item {
    padding: var(--space-3);
}

.timeline-period {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-primary);
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    margin: var(--space-1) 0;
}

.timeline-summary {
    color: var(--color-text-muted);
    line-height: 1.6;
    margin: 0 0 var(--space-2);
}

.timeline-toggle {
    font-family: var(--font-display);
    font-size: 0.85rem;
    background: none;
    border: 2px solid var(--color-border);
    padding: var(--space-1) var(--space-2);
    cursor: pointer;
    color: var(--color-primary);
}

.timeline-toggle:hover {
    background: rgba(26, 95, 180, 0.08);
}

.timeline-detail {
    margin-top: var(--space-2);
    padding: var(--space-2);
    border-left: 4px solid var(--color-primary);
    background: rgba(26, 95, 180, 0.04);
    line-height: 1.7;
}

/* 技能（SD-20） */
.skill-group {
    /* 无背景的间距容器：不设 padding，避免与 about-section/home-section 自带内边距叠加双重缩进 */
    margin-bottom: var(--space-3);
}

.skill-group-name {
    font-family: var(--font-display);
    font-size: 1rem;
    margin: 0 0 var(--space-3);
}

.skill-tag-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.skill-tag {
    font-family: var(--font-display);
    font-size: 0.85rem;
    padding: 4px 10px;
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
}

/* 联系方式（SD-22/23） */
.contact-section {
    padding: var(--space-3);
    margin-bottom: var(--space-3);
}

.contact-section h2 {
    font-family: var(--font-display);
    font-size: 1rem;
    margin: 0 0 var(--space-2);
}

/* 全文搜索（SD-02） */
.search-input {
    width: 100%;
    font-family: var(--font-body);
    font-size: 1rem;
    padding: var(--space-2) var(--space-3);
    border: var(--pixel-size) solid var(--color-border);
    background: var(--color-surface);
    box-shadow: var(--shadow-pixel-sm);
    margin-bottom: var(--space-4);
}

.search-group {
    margin-bottom: var(--space-4);
}

.search-group-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: var(--color-primary);
    margin: 0 0 var(--space-2);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: var(--space-1);
}

.search-result {
    padding: var(--space-3);
    margin-bottom: 6px;
}

.search-result-title {
    font-family: var(--font-display);
    font-size: 1.05rem;
    margin: 0 0 var(--space-2);
}

.search-result-title a {
    color: var(--color-text);
    text-decoration: none;
}

.search-result-title a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.search-result-intro {
    color: var(--color-text-muted);
    margin: 0 0 var(--space-2);
    line-height: 1.6;
}

/* 视觉细化（SD-25/B7） */
.layout-header::before {
    content: "";
    display: block;
    height: 6px;
    background: repeating-linear-gradient(90deg, var(--color-primary) 0 12px, var(--color-accent) 12px 24px);
}

/* 认证表单（Phase 4）：登录/注册页，窄列居中，输入框像素描边 */
.auth-page {
    max-width: 420px;
    margin: 0 auto;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    background: var(--color-surface);
    border: var(--pixel-size) solid var(--color-border);
    box-shadow: var(--shadow-pixel-sm);
    padding: var(--space-4);
}

.auth-label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

.auth-input {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    padding: var(--space-2);
    width: 100%;
}

.auth-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(26, 95, 180, 0.25);
}

.auth-error {
    color: var(--color-warning);
    font-family: var(--font-display);
    font-size: 0.85rem;
    margin: var(--space-1) 0 0;
}

.auth-switch {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin: var(--space-2) 0 0;
}

/* 图形验证码（注册）：图片 + 输入框 + 换一张，图片点击可刷新 */
.auth-captcha-row {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.auth-captcha-row .auth-input {
    width: auto;
    flex: 1;
}

.auth-captcha-img {
    height: 40px;
    border: 2px solid var(--color-border);
    cursor: pointer;
    flex-shrink: 0;
}

.auth-captcha-img:hover {
    border-color: var(--color-primary);
}

.auth-captcha-refresh {
    flex-shrink: 0;
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--space-1);
}

.auth-captcha-refresh:hover {
    color: var(--color-accent);
}

/* 评论区（Phase 4）：文章详情底部，条目为弱化面板 */
.comment-section {
    margin-top: var(--space-4);
    border-top: 3px solid var(--color-border);
    padding-top: var(--space-3);
}

.comment-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    margin: 0 0 var(--space-2);
}

.comment-list {
    list-style: none;
    margin: 0 0 var(--space-3);
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.comment-item {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-pixel-sm);
    padding: var(--space-2) var(--space-3);
}

.comment-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: var(--space-2);
    margin-bottom: var(--space-1);
}

.comment-author {
    font-family: var(--font-display);
    font-weight: bold;
}

.comment-content {
    margin: 0 0 var(--space-2);
    white-space: pre-wrap;
    overflow-wrap: break-word;
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.comment-input {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    padding: var(--space-2);
    width: 100%;
    min-height: 6em;
    resize: vertical;
}

.comment-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.comment-error {
    color: var(--color-warning);
    font-family: var(--font-display);
    font-size: 0.85rem;
    margin: 0;
}

/* 提交反馈（先审后发场景）：与错误提示区分，使用信息色而非警示色 */
.comment-notice {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.85rem;
    margin: 0;
}

/* ===== 评论点赞 ===== */
.comment-like {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    background: none;
    border: none;
    padding: 0;
    margin-right: var(--space-2);
    cursor: pointer;
}

.comment-like:hover:not(:disabled) {
    color: var(--color-primary);
}

.comment-like:disabled {
    cursor: default;
    opacity: 0.7;
}

.comment-like-active {
    color: var(--color-accent);
}

.comment-like-count {
    font-weight: bold;
}

.comment-like-readonly {
    cursor: default;
}

/* ===== 评论回复（单层） ===== */
.comment-reply-toggle {
    margin-top: var(--space-1);
}

.comment-reply-list {
    list-style: none;
    margin: var(--space-2) 0 0;
    padding: 0 0 0 var(--space-3);
    border-left: 2px solid var(--color-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.comment-reply-item {
    padding: var(--space-1) 0;
}

.comment-reply-form {
    margin-top: var(--space-2);
}

.comment-reply-form .comment-input {
    min-height: 4em;
}

/* ===== 后台管理（/admin，Phase 5） ===== */
.admin-workspace {
    position: relative;
    left: 50%;
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: var(--space-3);
    width: min(1500px, calc(100vw - (2 * var(--space-4))));
    transform: translateX(-50%);
    align-items: start;
}

.admin-workspace-nav {
    position: sticky;
    top: calc(var(--space-3) + 72px);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 100px);
    padding: var(--space-2);
    overflow-y: auto;
}

.admin-workspace-brand {
    padding: var(--space-2);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-weight: 700;
    text-decoration: none;
}

.admin-workspace-nav nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-2) 0;
}

.admin-workspace-link {
    display: grid;
    grid-template-columns: 2rem 1fr;
    gap: var(--space-1);
    padding: var(--space-2);
    color: var(--color-text-muted);
    font-size: 0.86rem;
    text-decoration: none;
}

.admin-workspace-link span {
    color: var(--color-border);
    font-family: var(--font-display);
}

.admin-workspace-link:hover,
.admin-workspace-link.is-active {
    background: var(--color-primary);
    color: #fff;
}

.admin-workspace-link.is-active span {
    color: var(--color-accent);
}

.admin-workspace-site-link {
    margin-top: auto;
    padding: var(--space-2);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    text-decoration: none;
}

.admin-workspace-content {
    min-width: 0;
}

.admin-workspace-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.admin-workspace-header h1,
.admin-workspace-header p {
    margin: 0;
}

.admin-workspace-header h1 {
    margin: var(--space-1) 0;
    font-family: var(--font-display);
    font-size: clamp(1.45rem, 2.4vw, 2.2rem);
}

.admin-workspace-header > div > p:last-child {
    max-width: 60rem;
    color: var(--color-text-muted);
}

.admin-workspace-eyebrow {
    color: var(--color-primary) !important;
    font-family: var(--font-display);
    font-size: 0.76rem;
}

.admin-workspace-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
    justify-content: flex-end;
}

.admin-page {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.admin-gate {
    padding: var(--space-4);
}

/* 故障注入测试台（SD-33 错误测试页，Admin 后台） */
.errortest-notice {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    padding: var(--space-3);
    margin-bottom: var(--space-3);
    background: var(--color-surface);
    border-color: var(--color-accent-dark);
}

.errortest-notice-mark {
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 1.2rem;
    line-height: 1;
}

.errortest-notice p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.errortest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-3);
}

.errortest-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-3);
}

.errortest-card:hover {
    border-color: var(--color-primary);
}

.errortest-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.errortest-index {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.76rem;
    letter-spacing: 0.06em;
}

.errortest-card h3 {
    margin: 0;
    font-family: var(--font-display);
    font-size: 1rem;
}

.errortest-card p {
    margin: 0;
    flex: 1;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.errortest-card .pixel-button {
    align-self: flex-start;
    margin-top: var(--space-2);
}

/* 卡片状态图标：机甲像素方块（危险=警示红 / 安全=主色蓝） */
.errortest-icon {
    width: 26px;
    height: 26px;
    display: grid;
    place-items: center;
    font-size: 0.85rem;
    font-weight: bold;
    color: var(--color-surface);
    border: var(--pixel-size) solid var(--color-border);
    box-shadow: var(--shadow-pixel-sm);
}

.errortest-icon-danger {
    background: var(--color-warning);
}

.errortest-icon-safe {
    background: var(--color-primary);
}

.admin-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-3);
}

.admin-card {
    display: block;
    padding: var(--space-3);
    text-decoration: none;
}

.admin-card h3 {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
}

.admin-card p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.admin-sync {
    padding: var(--space-3);
}

.admin-sync h3 {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
}

.admin-sync p {
    margin: 0 0 var(--space-2);
}

.admin-sync-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.admin-sync-dryrun {
    color: var(--color-text-muted);
}

.admin-status {
    color: var(--color-primary);
}

.admin-error {
    color: var(--color-warning);
    font-family: var(--font-display);
    font-size: 0.85rem;
}

/* 整行状态消息 banner：左色条区分语义（成功=主色 / 错误=警示 / 信息=边框），替代散落的裸文字状态 */
.admin-banner {
    padding: var(--space-2) var(--space-3);
    margin: 0;
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-border);
    background: var(--color-surface);
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text);
}

.admin-banner--success {
    border-left-color: var(--color-primary);
}

.admin-banner--error {
    border-left-color: var(--color-warning);
}

.admin-banner--info {
    border-left-color: var(--color-border);
}

.admin-toolbar {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
}

.admin-filter {
    padding: var(--space-1) var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font: inherit;
}

.admin-new {
    margin-left: auto;
    text-decoration: none;
}

.admin-table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.admin-table th,
.admin-table td {
    text-align: left;
    padding: var(--space-2);
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

.admin-table th {
    font-family: var(--font-display);
    font-weight: normal;
    color: var(--color-text-muted);
}

.admin-row-actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    align-items: center;
}

.admin-pager {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
}

.admin-pager-summary {
    margin-right: var(--space-2);
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.admin-pager-page {
    min-width: 2.5rem;
    padding: var(--space-1) var(--space-2);
}

.admin-pager-page.is-current {
    background: var(--color-primary-dark);
    color: #fff;
}

.admin-pager-ellipsis {
    color: var(--color-text-muted);
}

.admin-empty {
    padding: var(--space-4);
    text-align: center;
    color: var(--color-text-muted);
}

.admin-form {
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.admin-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.admin-field span {
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--color-text);
}

.admin-field input,
.admin-field select,
.admin-field textarea {
    padding: var(--space-1) var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font: inherit;
}

/* 焦点态：主色边框标识当前字段；键盘焦点可见性由 base.css 全局 :focus-visible 提供 */
.admin-field input:focus,
.admin-field select:focus,
.admin-field textarea:focus {
    border-color: var(--color-primary);
}

.admin-markdown {
    font-family: "Consolas", "Microsoft YaHei", monospace;
    line-height: 1.5;
}

.admin-post-content-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3);
}

.admin-post-content-summary h2,
.admin-post-content-summary p {
    margin: 0;
}

.admin-post-content-summary h2 {
    margin-bottom: var(--space-1);
    font-size: 1rem;
}

.admin-post-content-summary p,
.admin-content-back,
.admin-save-state {
    color: var(--color-text-muted);
}

.admin-content-editor-page {
    position: relative;
    left: 50%;
    width: min(1500px, calc(100vw - (2 * var(--space-4))));
    transform: translateX(-50%);
}

.admin-content-editor-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.admin-content-editor-header h1 {
    margin: var(--space-1) 0 0;
    font-size: clamp(1.25rem, 2vw, 1.8rem);
}

.admin-content-editor-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.admin-save-state {
    font-family: var(--font-display);
    font-size: 0.8rem;
}

.admin-editor-tabs {
    display: none;
}

.admin-editor-tabs .pixel-button:not(.pixel-button-primary) {
    background: var(--color-surface);
    color: var(--color-text);
    box-shadow: none;
}

.pixel-button:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

@media (max-width: 900px) {
    .admin-workspace {
        left: auto;
        display: block;
        width: 100%;
        transform: none;
    }

    .admin-workspace-nav {
        position: static;
        display: block;
        max-height: none;
        margin-bottom: var(--space-3);
        overflow-x: auto;
        overflow-y: hidden;
    }

    .admin-workspace-brand,
    .admin-workspace-site-link {
        display: none;
    }

    .admin-workspace-nav nav {
        flex-direction: row;
        width: max-content;
        padding: 0;
    }

    .admin-workspace-link {
        display: block;
        white-space: nowrap;
    }

    .admin-workspace-link span {
        margin-right: var(--space-1);
    }

    .admin-workspace-header {
        align-items: stretch;
        flex-direction: column;
    }

    .admin-workspace-actions {
        justify-content: flex-start;
    }
}

.admin-markdown-toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
    padding: var(--space-1);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.admin-markdown-toolbar button {
    min-width: 2.25rem;
    min-height: 2rem;
    padding: 0 var(--space-2);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font: inherit;
    cursor: pointer;
}

.admin-markdown-toolbar button:hover,
.admin-markdown-toolbar button:focus-visible {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.admin-markdown-stats {
    margin-left: auto;
    padding: 0 var(--space-2);
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.78rem;
}

.admin-markdown-upload-state {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.admin-editor-search {
    display: flex;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
    padding: var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-primary);
}

.admin-editor-search[hidden] {
    display: none;
}

.admin-editor-search label {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.admin-editor-search label span {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.admin-editor-search input {
    min-width: 12rem;
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font: inherit;
}

.admin-editor-search button {
    min-height: 2rem;
    padding: 0 var(--space-2);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    cursor: pointer;
}

.admin-editor-replace-field,
.admin-editor-replace-action {
    display: none !important;
}

.admin-editor-search.is-replace-mode .admin-editor-replace-field {
    display: flex !important;
}

.admin-editor-search.is-replace-mode .admin-editor-replace-action {
    display: inline-block !important;
}

.admin-editor-search-status {
    min-width: 3.5rem;
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.78rem;
    text-align: center;
}

/* 独立正文编辑页：左右分栏，两栏滚动同步由 admin-editor.js 按比例映射。 */
.admin-editor-split {
    display: flex;
    gap: var(--space-3);
    align-items: stretch;
    height: calc(100vh - 300px);
    min-height: 320px;
}

.admin-editor-left,
.admin-editor-right {
    flex: 1 1 0;
    min-width: 0;
    min-height: 0;
}

.admin-editor-left .admin-markdown-shell,
.admin-editor-right .admin-preview {
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
    box-sizing: border-box;
}

.admin-markdown-shell {
    display: grid;
    grid-template-columns: minmax(2.75rem, auto) minmax(0, 1fr);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.admin-markdown-line-numbers {
    height: 100%;
    margin: 0;
    padding: var(--space-1) var(--space-2);
    overflow: hidden;
    box-sizing: border-box;
    background: var(--color-bg);
    border-right: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-family: "Consolas", "Microsoft YaHei", monospace;
    line-height: 1.5;
    text-align: right;
    user-select: none;
}

.admin-markdown-line-numbers span {
    display: inline-block;
    min-width: 100%;
}

.admin-markdown-line-numbers .is-active {
    color: var(--color-primary);
    font-weight: 700;
}

.admin-editor-left textarea {
    width: 100%;
    height: 100%;
    min-height: 0;
    overflow: auto;
    box-sizing: border-box;
    border: 0;
    resize: none;
    white-space: pre;
    overflow-wrap: normal;
    background-color: var(--color-surface);
    background-image: linear-gradient(
        to bottom,
        transparent 0,
        transparent var(--admin-active-line-y, 0),
        rgba(26, 95, 180, 0.1) var(--admin-active-line-y, 0),
        rgba(26, 95, 180, 0.1) calc(var(--admin-active-line-y, 0) + var(--admin-active-line-height, 1.5em)),
        transparent calc(var(--admin-active-line-y, 0) + var(--admin-active-line-height, 1.5em))
    );
    background-repeat: no-repeat;
}

.admin-markdown-shell:focus-within {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

.admin-markdown-shell.is-drag-over {
    outline: 3px dashed var(--color-primary);
    outline-offset: -5px;
}

.admin-markdown-shell.is-uploading {
    cursor: progress;
}

.admin-editor-right .admin-preview {
    margin: 0;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface);
}

@media (max-width: 768px) {
    /* 与 responsive.css 的项目媒体契约保持一致；该断点也是后台正文编辑器的移动端切换点。 */
    .project-summary-image {
        height: auto;
        aspect-ratio: 16 / 9;
    }

    .admin-post-content-card,
    .admin-content-editor-header {
        align-items: stretch;
        flex-direction: column;
    }

    .admin-content-editor-page {
        left: auto;
        width: 100%;
        transform: none;
    }

    .admin-content-editor-actions {
        justify-content: space-between;
    }

    .admin-editor-tabs {
        display: flex;
        gap: var(--space-2);
        margin-bottom: var(--space-2);
    }

    .admin-editor-split {
        display: block;
        height: calc(100vh - 420px);
        height: calc(100dvh - 420px);
        min-height: 300px;
    }

    .admin-markdown-stats {
        width: 100%;
        margin-left: 0;
        padding-top: var(--space-1);
    }

    .admin-editor-left,
    .admin-editor-right {
        height: 100%;
        width: 100%;
    }

    .admin-editor-show-edit .admin-editor-right,
    .admin-editor-show-preview .admin-editor-left {
        display: none;
    }
}

.admin-form-actions {
    display: flex;
    gap: var(--space-2);
}

.admin-section-tabs {
    display: flex;
    gap: 2px;
    margin-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.admin-section-tabs button {
    padding: var(--space-2) var(--space-3);
    background: transparent;
    border: 0;
    border-bottom: 3px solid transparent;
    color: var(--color-text-muted);
    font: inherit;
    cursor: pointer;
}

.admin-section-tabs button.is-active {
    border-bottom-color: var(--color-primary);
    color: var(--color-primary);
    font-weight: 700;
}

.admin-profile-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    gap: var(--space-3);
    align-items: start;
}

.admin-profile-form,
.admin-detail-pane,
.admin-master-pane,
.admin-media-detail {
    padding: var(--space-3);
}

.admin-form-section-heading,
.admin-subsection-heading,
.admin-detail-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-2);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
}

.admin-form-section-heading h2,
.admin-form-section-heading p,
.admin-subsection-heading h3,
.admin-subsection-heading p,
.admin-detail-heading h2,
.admin-detail-heading p {
    margin: 0;
}

.admin-form-section-heading p,
.admin-subsection-heading p,
.admin-detail-heading p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.admin-form-grid,
.admin-bilingual-pair {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.admin-field-wide {
    grid-column: 1 / -1;
}

/* 表单折叠分组（原生 details/summary，零 JS） */
.admin-form-group {
    border: 1px solid var(--color-border);
    background: var(--color-surface);
}

.admin-form-group + .admin-form-group {
    margin-top: var(--space-3);
}

.admin-form-group > summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-text);
    list-style: none;
    user-select: none;
}

.admin-form-group > summary::-webkit-details-marker {
    display: none;
}

.admin-form-group > summary::after {
    content: "+";
    color: var(--color-primary);
    font-size: 1.1rem;
    line-height: 1;
}

.admin-form-group[open] > summary::after {
    content: "−";
}

.admin-form-group > .admin-form-grid {
    padding: var(--space-3);
}

.admin-bilingual-stack,
.admin-social-list,
.admin-skill-items-editor {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.admin-insight-editor {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 1px solid color-mix(in srgb, var(--color-border) 35%, transparent);
    background: color-mix(in srgb, var(--color-primary) 4%, var(--color-surface));
}

.admin-insight-item {
    display: grid;
    grid-template-columns: 2rem minmax(0, 1fr) auto;
    gap: var(--space-2);
    align-items: start;
    padding: var(--space-2) 0;
    border-bottom: 1px solid color-mix(in srgb, var(--color-border) 20%, transparent);
}

.admin-insight-index {
    padding-top: 1.75rem;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.admin-insight-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
}

.admin-insight-item > .admin-danger-link {
    margin-top: 1.55rem;
}

.admin-social-row {
    display: grid;
    grid-template-columns: 2.5rem minmax(100px, 0.5fr) minmax(180px, 1fr) auto;
    gap: var(--space-2);
    align-items: center;
}

.admin-social-row input,
.admin-skill-fields input {
    min-width: 0;
    padding: var(--space-1) var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font: inherit;
}

.admin-item-index,
.admin-preview-label {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.75rem;
}

.admin-profile-preview {
    position: sticky;
    top: calc(72px + var(--space-3));
    padding: var(--space-4);
    text-align: center;
}

.admin-profile-avatar {
    display: grid;
    place-items: center;
    width: 88px;
    height: 88px;
    margin: var(--space-3) auto;
    background: var(--color-primary);
    box-shadow: 6px 6px 0 var(--color-accent);
    color: #fff;
    font-family: var(--font-display);
    font-size: 1.5rem;
}

.admin-profile-preview h2 {
    margin: var(--space-2) 0;
    font-family: var(--font-display);
}

.admin-profile-preview-role {
    color: var(--color-primary);
    font-weight: 700;
}

.admin-profile-preview dl,
.admin-media-properties {
    margin: var(--space-3) 0;
    text-align: left;
}

.admin-profile-preview dl div,
.admin-media-properties div {
    display: grid;
    grid-template-columns: 4rem minmax(0, 1fr);
    gap: var(--space-2);
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
}

.admin-profile-preview dt,
.admin-media-properties dt {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.admin-profile-preview dd,
.admin-media-properties dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.admin-profile-preview-socials,
.admin-tag-row,
.admin-skill-chip-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.admin-profile-preview-socials span,
.admin-tag-row span,
.admin-skill-chip-cloud span {
    padding: 2px var(--space-2);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    font-size: 0.75rem;
}

.admin-master-detail {
    display: grid;
    grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
    gap: var(--space-3);
    align-items: start;
}

.admin-pane-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.admin-search-box {
    display: flex;
    align-items: center;
    min-width: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.admin-search-box span {
    padding-left: var(--space-2);
    color: var(--color-text-muted);
}

.admin-search-box input {
    min-width: 0;
    width: 100%;
    padding: var(--space-2);
    background: transparent;
    border: 0;
    color: var(--color-text);
    font: inherit;
}

/* 搜索框聚焦：整个控件（含左侧图标）高亮，input 自身 outline 让位给 label，避免双重框 */
.admin-search-box:focus-within {
    border-color: var(--color-primary);
    outline: 3px solid var(--color-accent-dark);
    outline-offset: 2px;
}

.admin-search-box input:focus-visible {
    outline: none;
}

.admin-entity-list,
.admin-skill-group-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.admin-entity-card,
.admin-skill-group-card {
    min-width: 0;
    border: 1px solid var(--color-border);
    background: var(--color-bg);
}

.admin-entity-card.is-selected,
.admin-skill-group-card.is-selected,
.admin-media-card.is-selected {
    outline: 2px solid var(--color-primary);
    outline-offset: 1px;
}

.admin-entity-select,
.admin-skill-group-select {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: var(--space-2);
    align-items: center;
    width: 100%;
    padding: var(--space-2);
    background: transparent;
    border: 0;
    color: var(--color-text);
    text-align: left;
    cursor: pointer;
}

.admin-entity-select strong,
.admin-entity-select small,
.admin-skill-group-select strong,
.admin-skill-group-select small {
    display: block;
}

.admin-entity-select small,
.admin-skill-group-select small {
    margin-top: 2px;
    color: var(--color-text-muted);
}

.admin-entity-icon {
    display: grid;
    place-items: center;
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-primary);
    color: #fff;
    font-family: var(--font-display);
}

.admin-status-badge {
    padding: 2px var(--space-1);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.7rem;
}

.admin-entity-card footer,
.admin-skill-group-card footer {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    padding: var(--space-1) var(--space-2);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.72rem;
}

.admin-danger-link {
    margin-left: auto;
    padding: 2px var(--space-1);
    background: transparent;
    border: 0;
    color: var(--color-warning);
    cursor: pointer;
}

.admin-detail-pane {
    min-width: 0;
}

.admin-detail-placeholder {
    display: grid;
    place-items: center;
    min-height: 360px;
    color: var(--color-text-muted);
    text-align: center;
}

.admin-detail-placeholder h2,
.admin-detail-placeholder p {
    margin: 0;
}

.admin-detail-heading,
.admin-detail-pane > .admin-form-grid {
    margin-bottom: var(--space-3);
}

.admin-project-preview {
    display: grid;
    grid-template-columns: minmax(120px, 220px) minmax(0, 1fr);
    gap: var(--space-3);
    margin-top: var(--space-3);
    padding: var(--space-3);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.admin-project-preview img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.admin-project-preview h3 {
    margin: var(--space-1) 0;
}

.admin-sticky-actions {
    position: sticky;
    bottom: 0;
    display: flex;
    gap: var(--space-2);
    margin: var(--space-3) calc(-1 * var(--space-3)) calc(-1 * var(--space-3));
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

.admin-skills-workspace {
    grid-template-columns: minmax(260px, 340px) minmax(0, 1fr);
}

.admin-skill-group-card {
    padding: var(--space-2);
}

.admin-skill-group-card footer {
    margin: var(--space-2) calc(-1 * var(--space-2)) calc(-1 * var(--space-2));
}

.admin-skill-chip-cloud {
    padding: var(--space-1) 0;
}

.admin-skill-edit-card {
    padding: var(--space-2);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.admin-skill-edit-card header {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.admin-skill-edit-card header > div {
    display: flex;
    gap: 2px;
    margin-left: auto;
}

.admin-skill-edit-card header button {
    padding: 2px var(--space-1);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
    cursor: pointer;
}

.admin-skill-meter {
    height: 6px;
    margin-top: var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.admin-skill-meter span {
    display: block;
    height: 100%;
    background: var(--color-primary);
}

.admin-media-dropzone {
    position: relative;
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: var(--space-1);
    margin-bottom: var(--space-3);
    padding: var(--space-4);
    border-style: dashed;
    text-align: center;
    cursor: pointer;
}

.admin-media-dropzone:hover {
    border-color: var(--color-primary);
    background: var(--color-bg);
}

.admin-media-dropzone input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.admin-media-dropzone.is-busy {
    opacity: 0.65;
    cursor: progress;
}

.admin-media-drop-icon {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 2rem;
}

.admin-media-dropzone small {
    color: var(--color-text-muted);
}

.admin-media-workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    gap: var(--space-3);
    align-items: start;
}

.admin-media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--space-2);
}

.admin-media-card {
    min-width: 0;
    padding: 0;
    overflow: hidden;
    background: var(--color-surface);
    color: var(--color-text);
    text-align: left;
    cursor: pointer;
}

.admin-media-thumb {
    display: block;
    aspect-ratio: 4 / 3;
    background: repeating-conic-gradient(var(--color-bg) 0 25%, var(--color-surface) 0 50%) 50% / 16px 16px;
}

.admin-media-thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.admin-media-card-meta {
    display: block;
    padding: var(--space-2);
}

.admin-media-card-meta strong,
.admin-media-card-meta small {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-media-card-meta small {
    margin-top: 2px;
    color: var(--color-text-muted);
}

.admin-media-detail {
    position: sticky;
    top: calc(72px + var(--space-3));
}

.admin-media-detail-preview {
    display: grid;
    place-items: center;
    aspect-ratio: 4 / 3;
    margin-bottom: var(--space-3);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

.admin-media-detail-preview img {
    max-width: 100%;
    max-height: 100%;
}

.admin-media-detail h2 {
    overflow-wrap: anywhere;
}

.admin-media-detail-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-top: var(--space-3);
}

/* 后台数据总览 */
.admin-dashboard-loading {
    min-height: 300px;
    display: grid;
    place-items: center;
    color: var(--color-text-muted);
}

.admin-dashboard-kpis {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.admin-dashboard-kpi {
    display: flex;
    min-width: 0;
    flex-direction: column;
    padding: var(--space-3);
    color: var(--color-text);
    text-decoration: none;
    transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.admin-dashboard-kpi:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.admin-dashboard-kpi.needs-attention {
    border-color: var(--color-accent);
    box-shadow: inset 4px 0 0 var(--color-accent);
}

.admin-dashboard-kpi > span,
.admin-dashboard-section-head p,
.admin-dashboard-sync header p {
    margin: 0;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.04em;
}

.admin-dashboard-kpi strong {
    margin: var(--space-2) 0;
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    line-height: 1;
}

.admin-dashboard-kpi small {
    overflow: hidden;
    color: var(--color-text-muted);
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-dashboard-primary-grid,
.admin-dashboard-secondary-grid {
    display: grid;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.admin-dashboard-primary-grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(280px, 0.8fr);
}

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

.admin-dashboard-chart-card,
.admin-dashboard-review-card,
.admin-dashboard-ranking,
.admin-dashboard-content-health,
.admin-dashboard-operations {
    min-width: 0;
    padding: var(--space-3);
}

.admin-dashboard-section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-2);
    border-bottom: 1px solid var(--color-border);
}

.admin-dashboard-section-head h2,
.admin-dashboard-sync h2 {
    margin: var(--space-1) 0 0;
    font-family: var(--font-display);
    font-size: 1rem;
}

.admin-dashboard-section-head > strong {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 1.6rem;
}

.admin-dashboard-section-head > a {
    color: var(--color-primary);
    font-size: 0.78rem;
}

.admin-trend-chart {
    min-height: 230px;
}

.admin-trend-chart svg {
    display: block;
    width: 100%;
    height: auto;
    overflow: visible;
}

.admin-chart-axis,
.admin-chart-grid {
    fill: none;
    stroke: var(--color-border);
    stroke-width: 1;
}

.admin-chart-grid {
    opacity: 0.28;
    stroke-dasharray: 4 5;
}

.admin-chart-area {
    fill: var(--color-primary);
    opacity: 0.1;
}

.admin-chart-line {
    fill: none;
    stroke: var(--color-primary);
    stroke-linecap: square;
    stroke-linejoin: miter;
    stroke-width: 3;
}

.admin-chart-point {
    fill: var(--color-surface);
    stroke: var(--color-primary);
    stroke-width: 3;
}

.admin-trend-labels {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    margin: -1.25rem 4.4% 0;
    font-family: var(--font-display);
    font-size: 0.62rem;
    color: var(--color-text-muted);
    text-align: center;
}

.admin-review-visual {
    display: grid;
    place-items: center;
    gap: var(--space-4);
    padding: var(--space-3) 0;
}

.admin-donut {
    display: grid;
    place-items: center;
    width: min(190px, 70%);
    aspect-ratio: 1;
    border-radius: 50%;
}

.admin-donut::before {
    content: "";
    grid-area: 1 / 1;
    width: 68%;
    aspect-ratio: 1;
    background: var(--color-surface);
    border-radius: 50%;
}

.admin-donut > span {
    z-index: 1;
    grid-area: 1 / 1;
    display: flex;
    flex-direction: column;
    text-align: center;
}

.admin-donut strong {
    font-family: var(--font-display);
    font-size: 1.8rem;
}

.admin-donut small {
    color: var(--color-text-muted);
}

.admin-chart-legend {
    width: 100%;
    margin: 0;
}

.admin-chart-legend > div {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
}

.admin-chart-legend dt {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-text-muted);
}

.admin-chart-legend dt span {
    width: 0.75rem;
    height: 0.75rem;
}

.admin-chart-legend .is-approved { background: var(--color-primary); }
.admin-chart-legend .is-pending { background: var(--color-accent); }
.admin-chart-legend .is-rejected { background: var(--color-warning); }
.admin-chart-legend dd { margin: 0; font-family: var(--font-display); }

.admin-dashboard-ranking ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

.admin-dashboard-ranking li {
    display: grid;
    grid-template-columns: 2.2rem minmax(0, 1fr) auto;
    gap: var(--space-2);
    align-items: center;
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
}

.admin-dashboard-ranking li:first-child { border-top: 0; }
.admin-rank-index { color: var(--color-primary); font-family: var(--font-display); }
.admin-dashboard-ranking li a { min-width: 0; color: var(--color-text); text-decoration: none; }
.admin-dashboard-ranking li strong,
.admin-dashboard-ranking li small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-dashboard-ranking li small { margin-top: 2px; color: var(--color-text-muted); }
.admin-rank-value { font-family: var(--font-display); }

.admin-inventory-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
}

.admin-inventory-grid a {
    display: flex;
    flex-direction: column;
    min-height: 120px;
    padding: var(--space-3);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    text-decoration: none;
}

.admin-inventory-grid a:hover { border-color: var(--color-primary); }
.admin-inventory-grid span { color: var(--color-primary); font-family: var(--font-display); font-size: 0.7rem; }
.admin-inventory-grid strong { margin: auto 0 var(--space-1); font-family: var(--font-display); font-size: 1.8rem; }
.admin-inventory-grid small { color: var(--color-text-muted); }

.admin-dashboard-operations {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
    gap: var(--space-4);
}

.admin-dashboard-quick-actions > div,
.admin-dashboard-sync > div {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.admin-dashboard-sync {
    padding-left: var(--space-4);
    border-left: 1px solid var(--color-border);
}

.admin-dashboard-sync header,
.admin-dashboard-sync > p {
    margin-bottom: var(--space-2);
}

.admin-dashboard-sync > p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

/* 数据备份与迁移页 */
.admin-backup-export,
.admin-backup-import {
    min-width: 0;
    padding: var(--space-3);
}

.admin-backup-export > p,
.admin-backup-import > p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin-bottom: var(--space-2);
}

.admin-backup-export + .admin-backup-import {
    margin-top: var(--space-3);
}

.admin-backup-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-2);
}

.admin-backup-actions label.pixel-button {
    display: inline-flex;
    cursor: pointer;
}

.admin-backup-actions label.pixel-button input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

.admin-backup-confirm {
    padding: var(--space-3);
    border-color: var(--color-warning);
}

.admin-backup-confirm > strong {
    display: block;
    margin-bottom: var(--space-2);
}

.admin-backup-confirm > p {
    color: var(--color-text-muted);
    font-size: 0.8rem;
    margin-bottom: var(--space-2);
}

.admin-backup-import .admin-status {
    margin-top: var(--space-2);
}

.admin-backup-result {
    margin-top: var(--space-3);
    padding: var(--space-3);
}

.admin-backup-result .admin-inventory-grid {
    margin-bottom: var(--space-3);
}

.admin-backup-stat {
    display: flex;
    flex-direction: column;
    min-height: 110px;
    padding: var(--space-3);
}

.admin-backup-stat > span {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.04em;
}

.admin-backup-stat strong {
    margin: var(--space-2) 0;
    font-family: var(--font-display);
    font-size: 1.8rem;
    line-height: 1;
}

.admin-backup-stat small {
    color: var(--color-text-muted);
}

.admin-backup-result-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.admin-backup-result-meta > div {
    min-width: 0;
    padding: var(--space-2);
    border: 1px solid var(--color-border);
}

.admin-backup-result-meta dt {
    color: var(--color-text-muted);
    font-size: 0.75rem;
    margin-bottom: var(--space-1);
}

.admin-backup-result-meta dd {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: var(--font-mono, monospace);
    font-size: 0.8rem;
}

@media (max-width: 1100px) {
    .admin-profile-layout,
    .admin-master-detail,
    .admin-skills-workspace,
    .admin-media-workspace {
        grid-template-columns: 1fr;
    }

    .admin-profile-preview,
    .admin-media-detail {
        position: static;
    }

    .admin-entity-list,
    .admin-skill-group-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }

    .admin-dashboard-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .admin-dashboard-primary-grid { grid-template-columns: 1fr; }
    .admin-review-visual { grid-template-columns: minmax(140px, 220px) minmax(0, 1fr); }
}

@media (max-width: 760px) {
    .admin-backup-result-meta { grid-template-columns: 1fr; }
    .admin-dashboard-secondary-grid,
    .admin-dashboard-operations { grid-template-columns: 1fr; }
    .admin-dashboard-sync { padding: var(--space-3) 0 0; border-top: 1px solid var(--color-border); border-left: 0; }
    .admin-trend-labels span:nth-child(even) { visibility: hidden; }
}

@media (max-width: 520px) {
    .admin-dashboard-kpis { grid-template-columns: 1fr; }
    .admin-review-visual { grid-template-columns: 1fr; }
    .admin-inventory-grid { grid-template-columns: 1fr; }
}

.admin-comment-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.admin-comment {
    padding: var(--space-3);
}

.admin-comment-pending {
    border-left: 4px solid var(--color-accent);
}

.admin-comment-head {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
    flex-wrap: wrap;
    margin-bottom: var(--space-2);
}

.admin-comment-meta {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.admin-comment-content {
    margin: 0 0 var(--space-2);
    white-space: pre-wrap;
}

.admin-section-title {
    font-family: var(--font-display);
}

.admin-media-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* 统一内容、审核与账号管理工作区 */
.admin-metric-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.admin-metric-strip > div {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-3);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.admin-metric-strip span {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.74rem;
}

.admin-metric-strip strong {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 3vw, 2rem);
}

.admin-library-panel {
    padding: var(--space-3);
}

.admin-library-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.admin-search-box-wide {
    flex: 1;
}

.admin-result-count {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.75rem;
    white-space: nowrap;
}

.admin-record-grid,
.admin-user-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-3);
}

.admin-record-card,
.admin-user-card,
.admin-moderation-card {
    min-width: 0;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
}

/* 列表卡片 hover：边框变主色，暗示可交互/可查看（5 种卡片统一） */
.admin-entity-card:hover,
.admin-skill-group-card:hover,
.admin-record-card:hover,
.admin-user-card:hover,
.admin-moderation-card:hover {
    border-color: var(--color-primary);
}

.admin-record-card > header,
.admin-user-card > header,
.admin-moderation-card > header {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: var(--space-2);
    align-items: center;
    padding: var(--space-3);
}

.admin-record-card h2,
.admin-record-card p,
.admin-user-card h2,
.admin-user-card p,
.admin-moderation-card h2,
.admin-moderation-card p {
    margin: 0;
}

.admin-record-card h2,
.admin-user-card h2,
.admin-moderation-card h2 {
    overflow: hidden;
    font-size: 0.95rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-record-card header p,
.admin-user-card header p,
.admin-moderation-card header p {
    margin-top: 2px;
    overflow: hidden;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.admin-record-meta {
    display: flex;
    justify-content: space-between;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.76rem;
}

.admin-record-card > footer,
.admin-user-card > footer,
.admin-moderation-card > footer {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-top: 1px solid var(--color-border);
}

/* 用户卡片：操作与禁言分区 */
.admin-user-card > footer {
    flex-direction: column;
    align-items: stretch;
}

.admin-user-actions,
.admin-user-mute {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
}

.admin-user-mute .admin-mute-days {
    min-width: 0;
    flex: 1;
}

.admin-user-card.is-muted {
    border-color: var(--color-warning);
}

.admin-status-published,
.admin-status-approved {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.admin-status-pending,
.admin-status-draft {
    border-color: var(--color-accent);
    color: var(--color-text);
}

.admin-status-rejected {
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.admin-pager-centered {
    justify-content: center;
    margin-top: var(--space-3);
}

.admin-career-preview {
    margin-top: var(--space-3);
    padding: var(--space-3);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-primary);
}

.admin-career-preview h3,
.admin-career-preview p {
    margin: var(--space-1) 0;
}

.admin-career-preview > span,
.admin-career-preview > strong {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.admin-moderation-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.admin-moderation-card.is-pending {
    border-left: 4px solid var(--color-accent);
}

.admin-comment-post {
    padding: 0 var(--space-3);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.78rem;
}

.admin-moderation-card blockquote {
    margin: var(--space-2) var(--space-3) var(--space-3);
    padding: var(--space-2) var(--space-3);
    background: var(--color-surface);
    border-left: 2px solid var(--color-border);
    white-space: pre-wrap;
}

.admin-action-end {
    margin-left: auto;
}

.admin-user-avatar {
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    background: var(--color-primary);
    color: #fff;
    font-family: var(--font-display);
}

.admin-user-card.is-locked {
    border-color: var(--color-warning);
}

.admin-user-card dl {
    margin: 0;
    padding: 0 var(--space-3) var(--space-2);
}

.admin-user-card dl > div {
    display: grid;
    grid-template-columns: 4rem minmax(0, 1fr);
    gap: var(--space-2);
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
}

.admin-user-card dt {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.72rem;
}

.admin-user-card dd {
    min-width: 0;
    margin: 0;
    overflow-wrap: anywhere;
}

@media (max-width: 640px) {
    .admin-form-grid,
    .admin-bilingual-pair,
    .admin-project-preview {
        grid-template-columns: 1fr;
    }

    .admin-social-row {
        grid-template-columns: 2rem minmax(0, 1fr);
    }

    .admin-social-row input:nth-of-type(2),
    .admin-social-row button {
        grid-column: 2;
    }

    .admin-section-tabs {
        overflow-x: auto;
    }

    .admin-section-tabs button {
        white-space: nowrap;
    }

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

    .admin-library-toolbar {
        align-items: stretch;
        flex-direction: column;
    }

    .admin-record-grid,
    .admin-user-grid {
        grid-template-columns: 1fr;
    }

    .admin-action-end {
        margin-left: 0;
    }
}

/* 设置页（/settings）：分组卡片 + 字段行 + 提示 */
.settings-page {
    max-width: 760px;
}

.settings-card {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
}

.settings-card h2 {
    margin: 0 0 var(--space-3);
    font-family: var(--font-display);
    font-size: 1.1rem;
}

.settings-field-row {
    display: flex;
    align-items: flex-end;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.settings-field-row .admin-field {
    flex: 1;
}

.settings-current-value {
    display: inline-block;
    padding: var(--space-2) 0;
    font-weight: bold;
}

.settings-hint {
    margin: 0 0 var(--space-2);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.settings-hint-ok {
    color: var(--color-primary);
}

.settings-row-danger {
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
}

.settings-theme-override h3 {
    margin: var(--space-3) 0 var(--space-1);
    font-family: var(--font-display);
    font-size: 1rem;
}

.settings-token-reference {
    margin: var(--space-2) 0;
    border: 1px solid var(--color-border);
    padding: var(--space-2);
}

.settings-token-reference summary {
    cursor: pointer;
    font-family: var(--font-display);
}

.settings-token-table {
    width: 100%;
    margin-top: var(--space-2);
    border-collapse: collapse;
    font-size: 0.85rem;
}

.settings-token-table th,
.settings-token-table td {
    text-align: left;
    padding: var(--space-1);
    border-bottom: 1px solid var(--color-border);
}

.settings-token-table code {
    font-family: "Consolas", monospace;
    color: var(--color-primary);
}

.settings-override-editor {
    width: 100%;
    box-sizing: border-box;
    margin-top: var(--space-2);
    padding: var(--space-2);
    font-family: "Consolas", "Microsoft YaHei", monospace;
    font-size: 0.85rem;
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.settings-override-errors {
    margin: var(--space-2) 0 0;
    padding-left: var(--space-3);
    color: var(--color-warning);
    font-size: 0.85rem;
}

/* 预设配色卡片：四格品牌色预览（亮主/亮强调/暗主/暗强调）+ 名称，选中态主色边框 */
.theme-presets {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin: var(--space-2) 0 var(--space-3);
}

.theme-preset-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-2);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    cursor: pointer;
    font: inherit;
    color: var(--color-text);
    min-width: 96px;
}

.theme-preset-card:hover {
    border-color: var(--color-primary);
}

.theme-preset-card.is-active {
    border-color: var(--color-accent-dark);
    box-shadow: 0 0 0 1px var(--color-accent-dark);
}

.theme-preset-swatch {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    width: 48px;
    height: 24px;
    border: 1px solid var(--color-border);
}

.theme-preset-swatch i {
    display: block;
}

.theme-preset-name {
    font-size: 0.8rem;
    font-family: var(--font-display);
}

/* 编辑模式切换：表格 / 文本 */
.settings-editor-switch {
    display: inline-flex;
    gap: 2px;
    margin: var(--space-2) 0;
    border: 1px solid var(--color-border);
}

.settings-editor-switch button {
    padding: var(--space-1) var(--space-2);
    background: transparent;
    border: 0;
    color: var(--color-text-muted);
    font: inherit;
    font-size: 0.85rem;
    cursor: pointer;
}

.settings-editor-switch button.is-active {
    background: var(--color-primary);
    color: #fff;
}

/* 表格模式：变量名 × 亮色 × 暗色，每格色块预览 + 输入框 */
.settings-override-table {
    width: 100%;
    margin-top: var(--space-2);
    border-collapse: collapse;
    font-size: 0.85rem;
}

.settings-override-table th,
.settings-override-table td {
    text-align: left;
    padding: var(--space-1) var(--space-2);
    border-bottom: 1px solid var(--color-border);
}

.settings-override-table code {
    font-family: "Consolas", monospace;
    color: var(--color-primary);
    white-space: nowrap;
}

.settings-color-preview {
    display: inline-block;
    width: 18px;
    height: 18px;
    vertical-align: middle;
    border: 1px solid var(--color-border);
    margin-right: var(--space-1);
}

.settings-color-input {
    width: 140px;
    padding: var(--space-1) var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: "Consolas", monospace;
    font-size: 0.85rem;
}

.settings-color-input:focus {
    border-color: var(--color-primary);
}

/* 机甲警报（MechAlert）：屏幕中央、长方形机甲像素面板，四周红色故障闪烁。
   可复用于强警告场景；风格与 SD-25 机甲像素风一致。 */
.mech-alert-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1500;
    background: rgba(0, 0, 0, 0.6);
    overflow: hidden;
}

/* 全屏故障扫描线：从页面顶部扫到底部（不局限于警报面板，覆盖整个视口） */
.mech-alert-backdrop::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, rgba(255, 120, 106, 0.85), transparent);
    box-shadow: 0 0 16px rgba(255, 120, 106, 0.6);
    animation: mech-alert-scan-screen 2.4s linear infinite;
    pointer-events: none;
}

@keyframes mech-alert-scan-screen {
    0% { transform: translateY(-8px); }
    100% { transform: translateY(100vh); }
}

.mech-alert {
    position: fixed;
    left: 50%;
    top: 50%;
    z-index: 1501;
    width: min(440px, calc(100vw - (2 * var(--space-4))));
    transform: translate(-50%, -50%);
}

/* 长方形机甲面板：直角矩形 + 双层像素阶梯边框 + 顶部黄黑警示条。
   背景保持不透明（surface），闪烁只作用于边框/阴影，保证文字可读。 */
.mech-alert-panel {
    position: relative;
    background: var(--color-surface);
    color: var(--color-text);
    border: var(--pixel-size) solid var(--color-warning);
    box-shadow:
        0 0 0 4px var(--color-surface),
        0 0 0 6px var(--color-warning),
        8px 8px 0 rgba(0, 0, 0, 0.45);
    padding: var(--space-4) var(--space-3) var(--space-3);
    text-align: center;
    overflow: hidden;
    animation: mech-alert-flash 1s steps(2, jump-none) infinite;
}

/* 顶部黄黑工程警示条（机甲面板顶部警示带） */
.mech-alert-panel::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    background: repeating-linear-gradient(
        -45deg,
        var(--color-warning) 0 8px,
        #f5c542 8px 16px
    );
}

/* 四角机甲铆钉标记（面板角部螺栓，凸起圆点） */
.mech-alert-corner {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--color-warning);
    border: 2px solid var(--color-warning);
    z-index: 1;
}

.mech-alert-corner::after {
    content: "";
    position: absolute;
    inset: 3px;
    background: var(--color-surface);
}

.mech-alert-corner--tl { top: 3px; left: 3px; }
.mech-alert-corner--tr { top: 3px; right: 3px; }
.mech-alert-corner--bl { bottom: 3px; left: 3px; }
.mech-alert-corner--br { bottom: 3px; right: 3px; }

@keyframes mech-alert-flash {
    0%, 100% {
        border-color: var(--color-warning);
        box-shadow:
            0 0 0 4px var(--color-surface),
            0 0 0 6px var(--color-warning),
            8px 8px 0 rgba(0, 0, 0, 0.45);
    }
    50% {
        border-color: #ffb3aa;
        box-shadow:
            0 0 0 4px var(--color-surface),
            0 0 0 6px #ffb3aa,
            8px 8px 0 rgba(0, 0, 0, 0.45);
    }
}

/* 方形像素图标框：机甲 HUD 警示图标容器 */
.mech-alert-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    margin: var(--space-2) 0 var(--space-2);
    border: 2px solid var(--color-warning);
    box-shadow: inset 0 0 0 2px var(--color-surface), 0 0 0 1px var(--color-warning);
    font-size: 1.9rem;
    line-height: 1;
    color: var(--color-warning);
    background: var(--color-surface);
    animation: mech-alert-icon 0.8s steps(2, jump-none) infinite;
}

@keyframes mech-alert-icon {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.mech-alert h3 {
    margin: 0 0 var(--space-2);
    font-family: var(--font-display);
    font-size: 1.1rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-warning);
}

.mech-alert p {
    margin: 0 0 var(--space-3);
    font-size: 0.9rem;
    color: var(--color-text);
}

/* 底部像素分割线 */
.mech-alert p::after {
    content: "";
    display: block;
    width: 60%;
    height: 2px;
    margin: var(--space-3) auto 0;
    background: var(--color-border);
    box-shadow: 0 2px 0 var(--color-surface);
}

.mech-alert-actions {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
}

@media (prefers-reduced-motion: reduce) {
    .mech-alert-panel,
    .mech-alert-icon,
    .mech-alert-backdrop::after {
        animation: none;
    }
}

/* source: interactions.css */
/* 项目目录控件与单面摘要卡：所有核心信息和入口始终可见。 */
.project-catalog-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-3);
    margin-bottom: var(--space-3);
}

.project-sort-group,
.project-tag-filter {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.project-control-label {
    font-family: var(--font-display);
    font-size: 0.82rem;
    color: var(--color-text-muted);
}

.project-tag-filter select {
    min-height: 44px;
    padding: var(--space-2);
    color: var(--color-text);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    font: inherit;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.project-summary-card {
    display: grid;
    grid-template-columns: minmax(280px, 42%) minmax(0, 1fr);
    min-height: 300px;
    overflow: hidden;
    min-width: 0;
    scroll-margin-top: 6rem;
}

.project-image-link {
    display: block;
    min-width: 0;
    background: var(--color-surface-subtle);
    align-self: start;
}

.project-summary-image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-right: var(--pixel-size) solid var(--color-border);
    image-rendering: pixelated;
}

.project-summary-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-3);
    min-width: 0;
}

.project-heading-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-2);
}

.project-date {
    flex: none;
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.75rem;
}

.project-summary-card .project-desc {
    min-height: 0;
    -webkit-line-clamp: 4;
}

.project-summary-card .project-highlight {
    margin: 0;
    padding-left: var(--space-2);
    font-weight: normal;
    color: var(--color-text-muted);
    border-left: 3px solid var(--color-accent);
}

.project-summary-card .project-actions {
    margin-top: auto;
}

.project-summary-card-featured {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.project-summary-card-featured .project-summary-image {
    height: auto;
    min-height: 0;
    aspect-ratio: 16 / 9;
    border-right: 0;
    border-bottom: var(--pixel-size) solid var(--color-border);
}
/* 精选项目翻转卡：单击翻转（鼠标或键盘 Enter/Space），两面内容均在 DOM 中（SD-29） */
.flip-card {
    position: relative;
    perspective: 1400px;
    height: 100%;
    cursor: pointer;
}

/* 悬浮/聚焦提示：右上角翻转角标浮现 + 卡片边框高亮（触屏无 hover，点击本身即可翻转） */
.flip-card::after {
    content: "\21C4";
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    z-index: 3;
    font-family: var(--font-display);
    font-size: 0.9rem;
    line-height: 1;
    color: var(--color-surface);
    background: var(--color-primary);
    border: 2px solid var(--color-border);
    padding: 4px 7px;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.project-summary-card-featured:hover {
    border-color: var(--color-primary);
}

.project-summary-card-featured:hover .flip-card::after,
.flip-card:focus-visible::after {
    opacity: 1;
}

.flip-card-inner {
    display: grid;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.45s ease;
}

.flip-card.flipped .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-face {
    grid-area: 1 / 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.flip-face-front {
    transform: rotateY(0deg);
    overflow: hidden;
}

.flip-face-front .project-desc {
    -webkit-line-clamp: 2;
}

.flip-face-back {
    transform: rotateY(180deg);
    padding: var(--space-3);
    gap: var(--space-2);
}

.flip-front-caption {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    padding: var(--space-3);
    flex: 1;
}

.project-front-highlight {
    display: -webkit-box;
    margin: var(--space-1) 0 0;
    overflow: hidden;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    line-height: 1.5;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.project-front-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-2);
    margin-top: auto;
    padding-top: var(--space-2);
}

.project-front-actions > span {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.68rem;
}

.project-front-details {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.72rem;
    white-space: nowrap;
}


.project-detail-panel {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 1fr);
    overflow: hidden;
    margin-bottom: var(--space-3);
}

.detail-top-nav {
    margin-bottom: var(--space-2);
}

.detail-top-nav a {
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.78rem;
    text-decoration: none;
}

.detail-top-nav a:hover,
.detail-top-nav a:focus-visible {
    color: var(--color-primary);
}

.project-detail-media {
    position: relative;
    min-width: 0;
    background: color-mix(in srgb, var(--color-surface) 88%, var(--color-primary));
}

.project-detail-image {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    align-self: start;
    object-fit: cover;
    border-right: var(--pixel-size) solid var(--color-border);
}

.project-detail-index {
    position: absolute;
    top: var(--space-2);
    left: var(--space-2);
    max-width: calc(100% - var(--space-3));
    padding: 0.35rem 0.55rem;
    overflow: hidden;
    color: #fff;
    background: rgba(17, 25, 36, 0.82);
    font-family: var(--font-display);
    font-size: 0.68rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.project-detail-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-3);
}

.project-detail-body .project-name {
    margin: 0;
    font-size: clamp(1.6rem, 4vw, 2.75rem);
    line-height: 1.05;
}

.project-case-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: var(--space-4);
    align-items: start;
    margin-top: var(--space-4);
}

.project-case-main,
.project-case-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.project-case-main {
    min-width: 0;
    gap: var(--space-4);
}

.project-case-section.pixel-panel {
    padding: clamp(1rem, 3vw, 2rem);
}

.project-case-heading {
    display: flex;
    gap: var(--space-2);
    align-items: baseline;
    padding-bottom: var(--space-2);
    border-bottom: 1px solid color-mix(in srgb, var(--color-border) 30%, transparent);
}

.project-case-heading > span {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
}

.project-case-heading h2 {
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2.4vw, 1.45rem);
}

.project-case-lead,
.project-case-copy {
    max-width: 72ch;
    margin: 0;
    color: var(--color-text-muted);
    font-size: 1.02rem;
    line-height: 1.85;
}

.project-capability-grid,
.project-module-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
}

.project-capability-card,
.project-module-card {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: var(--space-3);
}

.project-capability-card {
    min-height: 180px;
    background: linear-gradient(145deg, var(--color-surface) 0 82%, color-mix(in srgb, var(--color-primary) 12%, var(--color-surface)) 82%);
}

.project-capability-card > span {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.7rem;
}

.project-capability-card h3,
.project-module-card h3,
.project-decision-list h3 {
    margin: var(--space-2) 0;
    font-family: var(--font-display);
    font-size: 0.96rem;
}

.project-capability-card p,
.project-module-card p,
.project-decision-list p {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.65;
}

.project-module-card {
    min-height: 190px;
}

.project-module-card a {
    margin-top: auto;
    padding-top: var(--space-3);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.68rem;
    text-decoration: none;
    overflow-wrap: anywhere;
}

.project-architecture-flow {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1.4rem;
    margin: var(--space-2) 0 0;
    padding: 0;
    list-style: none;
    counter-reset: architecture;
}

.project-architecture-flow li {
    position: relative;
    min-width: 0;
    padding: var(--space-3) var(--space-2);
    border: 2px solid var(--color-border);
    background: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));
    text-align: center;
    counter-increment: architecture;
}

.project-architecture-flow li::before {
    content: counter(architecture, decimal-leading-zero);
    display: block;
    margin-bottom: var(--space-1);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.66rem;
}

.project-architecture-flow li:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 50%;
    right: -1.15rem;
    color: var(--color-primary);
    font-weight: bold;
    transform: translateY(-50%);
}

.project-architecture-flow strong,
.project-architecture-flow span {
    display: block;
}

.project-architecture-flow strong {
    font-family: var(--font-display);
    font-size: 0.75rem;
}

.project-architecture-flow span {
    margin-top: var(--space-1);
    color: var(--color-text-muted);
    font-size: 0.76rem;
    line-height: 1.45;
}

.project-decision-list {
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: decision;
}

.project-decision-list li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: var(--space-3);
    align-items: start;
    padding: var(--space-3) 0;
    border-bottom: 1px solid color-mix(in srgb, var(--color-border) 25%, transparent);
    counter-increment: decision;
}

.project-decision-list li::before {
    content: counter(decision, decimal-leading-zero);
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.76rem;
}

.project-decision-list h3 {
    margin-top: 0;
}

.project-decision-list a {
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.68rem;
    text-decoration: none;
    white-space: nowrap;
}

.project-case-sidebar {
    position: sticky;
    top: calc(var(--space-4) + 64px);
}

.project-case-toc {
    display: flex;
    flex-direction: column;
    padding: var(--space-3);
}

.project-case-toc p {
    margin: 0 0 var(--space-2);
    color: var(--color-text-muted);
    font-family: var(--font-display);
    font-size: 0.7rem;
}

.project-case-toc a {
    padding: 0.6rem 0;
    border-bottom: 1px solid color-mix(in srgb, var(--color-border) 20%, transparent);
    color: var(--color-text);
    font-size: 0.78rem;
    text-decoration: none;
}

.project-case-toc a:hover,
.project-case-toc a:focus-visible {
    color: var(--color-primary);
}

/* 项目详情空内容页：无深度案例时的机甲占位图。 */
.project-empty-case {
    padding: 0;
    overflow: hidden;
}

.project-empty-mecha {
    display: block;
    width: 100%;
    height: auto;
}

/* 关于我概览卡：整卡是单一链接，信息无需悬浮即可阅读。 */
.about-overview-card {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    min-height: 220px;
    padding: var(--space-4);
    color: inherit;
    text-decoration: none;
    margin-bottom: var(--space-3);
    background: linear-gradient(135deg, var(--color-surface) 0 80%, rgba(26, 95, 180, 0.12) 80% 100%);
    transition: border-color 0.2s ease, transform 0.2s ease;
}

.about-overview-card:hover,
.about-overview-card:focus-visible {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.about-card-heading {
    margin-bottom: var(--space-1);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: bold;
}

.about-overview-copy {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.about-overview-link {
    margin-top: auto;
    color: var(--color-primary);
    font-family: var(--font-display);
    font-size: 0.82rem;
}

.profile-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-3);
}

.profile-detail-section {
    padding: var(--space-3);
}

.profile-detail-section h2 {
    margin-top: 0;
    font-family: var(--font-display);
    font-size: 1rem;
}

html[data-theme="dark"] .nav-link:hover {
    background: rgba(115, 173, 255, 0.14);
}

@media (max-width: 768px) {
    .project-catalog-controls {
        align-items: stretch;
        flex-direction: column;
    }

    .project-summary-card,
    .project-detail-panel {
        grid-template-columns: 1fr;
    }

    .project-summary-image {
        height: auto;
        min-height: 0;
        aspect-ratio: 16 / 9;
        border-right: 0;
        border-bottom: var(--pixel-size) solid var(--color-border);
    }

    .project-detail-image {
        height: auto;
        min-height: 0;
        aspect-ratio: 16 / 9;
        border-right: 0;
        border-bottom: var(--pixel-size) solid var(--color-border);
    }

    .project-case-layout {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--space-3);
    }

    .project-case-sidebar {
        position: static;
        grid-row: 1;
        min-width: 0;
    }

    .project-case-toc {
        flex-direction: row;
        gap: var(--space-2);
        overflow-x: auto;
    }

    .project-case-toc p {
        display: none;
    }

    .project-case-toc a {
        flex: 0 0 auto;
        border: 0;
        white-space: nowrap;
    }

    .project-capability-grid,
    .project-module-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .project-architecture-flow {
        grid-template-columns: 1fr;
    }

    .project-architecture-flow li {
        text-align: left;
    }

    .project-architecture-flow li:not(:last-child)::after {
        content: "↓";
        top: auto;
        right: 50%;
        bottom: -1.2rem;
        transform: translateX(50%);
    }

    .profile-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 520px) {
    .project-capability-grid,
    .project-module-grid {
        grid-template-columns: 1fr;
    }

    .project-capability-card,
    .project-module-card {
        min-height: 0;
    }

    .project-decision-list li {
        grid-template-columns: auto minmax(0, 1fr);
    }

    .project-decision-list a {
        grid-column: 2;
    }
}

@media (prefers-reduced-motion: reduce) {
    .about-overview-card {
        transition: none;
    }
}

/* 自定义右键菜单（机甲/工业像素风）：context-menu.ts 动态构建 DOM，样式走 CSS 变量双主题自适应。
   硬边 2px 边框 + 块状阴影 + 等宽字体，与 .pixel-button 交互语言一致；最高层级浮层。 */
.context-menu {
    position: fixed;
    z-index: 3000;
    min-width: 12rem;
    padding: var(--space-1);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    box-shadow: var(--shadow-pixel);
    font-family: var(--font-display);
}

.context-menu-item {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: none;
    background: transparent;
    color: var(--color-text);
    font-family: var(--font-display);
    font-size: 0.82rem;
    text-align: left;
    cursor: pointer;
}

.context-menu-item:hover,
.context-menu-item-active,
.context-menu-item:focus-visible {
    background: var(--color-primary);
    color: #fff;
    outline: none;
}

.context-menu-separator {
    height: 2px;
    margin: var(--space-1) var(--space-2);
    background: var(--color-border);
}

/* source: responsive.css */
/* 响应式（SD-07）：≤1200px 导航折叠为汉堡菜单。
   断点取 1200：英文导航单行需 ~1150px 顶栏宽，提高断点消除中英换行临界带宽（实测 1170px 时英文顶栏换行、中文不换 → header 差 45px） */
@media (max-width: 1200px) {
    .layout-topbar {
        justify-content: space-between;
        gap: var(--space-2);
    }

    .nav-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + var(--space-2));
        right: 0;
        left: auto;
        flex-direction: column;
        background: var(--color-surface);
        border: var(--pixel-size) solid var(--color-border);
        box-shadow: var(--shadow-pixel);
        z-index: 10;
        min-width: 200px;
        max-width: calc(100vw - 2rem);
    }

    .nav-links-open {
        display: flex;
    }

    .layout-main {
        padding: var(--space-3);
    }

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

/* 目录悬浮降级：视口不够放左侧留白目录时，回正文上方折叠条（正文 1080px 居中，
   左侧留白 = (100vw-1080px)/2，容纳 180px 目录 + 24px 间距需 ≥1488px，取 1500px 断点） */
@media (max-width: 1500px) {
    .article-toc {
        position: static;
        width: auto;
        max-height: none;
        overflow-y: visible;
        margin-bottom: var(--space-3);
    }
}

/* 移动端触控目标 ≥44px（SD-29） */
@media (max-width: 768px) {
    .nav-link {
        padding: 12px var(--space-3);
    }

    .pixel-button {
        padding: 12px var(--space-3);
    }

    .article-toc-toggle {
        padding: 12px var(--space-2);
    }

    .lang-switch {
        padding: 12px var(--space-1);
    }

    .project-list,
    .compact-project-grid,
    .article-grid,
    .about-skill-grid {
        grid-template-columns: 1fr;
    }


    .project-image {
        width: 100%;
        flex: none;
        height: auto;
        aspect-ratio: 16 / 9;
        border-bottom: var(--pixel-size) solid var(--color-border);
    }

    .project-detail-page .project-card {
        display: flex;
    }

    .project-detail-page .project-image {
        min-height: 0;
        border-right: 0;
        border-bottom: var(--pixel-size) solid var(--color-border);
    }
}

/* 320px 顶栏保持单行：收窄横向内边距，品牌名称禁止自身换行。 */
@media (max-width: 420px) {
    .layout-topbar {
        padding-inline: var(--space-2);
    }

    .site-brand {
        white-space: nowrap;
    }

    .site-brand-full {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0 0 0 0);
    }

    .site-brand-short {
        display: inline;
    }
}

/* 减少动效偏好（可访问性） */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        transition: none !important;
        animation: none !important;
    }
}