/**
 * Firefly 博客主题 - 主样式表
 * 基于 Astro 框架的 Firefly 主题复刻
 * 技术栈: 纯 HTML + CSS + JS
 *
 * 样式说明:
 * - 使用 CSS 变量实现主题色彩自定义
 * - 支持浅色/深色模式切换
 * - 响应式设计，适配移动端
 * - Material Design 3 风格设计
 */
/* ==========================================
   1. CSS 变量定义
   ========================================== */
:root {
    /* 主题色相，可通过 JS 动态调整 */
    --hue: 165;
    --configHue: 165;
    /*透明*/
    --bg-secondary: rgba(255, 255, 255, 0);
    /* 主色调 */
    --primary: oklch(0.70 0.14 var(--hue));
    --primary-hover: oklch(0.65 0.16 var(--hue));
    --primary-bg: oklch(0.95 0.02 var(--hue));
    /* 页面背景 */
    --page-bg: #f2f2f2;
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-bg-solid: #ffffff;
    /* 文字颜色 */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    /* 边框和分隔线 */
    --border-color: rgba(0, 0, 0, 0.08);
    --divider-color: rgba(0, 0, 0, 0.06);
    /* 按钮样式 */
    --btn-regular-bg: rgba(0, 0, 0, 0.05);
    --btn-regular-bg-hover: rgba(0, 0, 0, 0.08);
    --btn-content: var(--text-primary);
    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    /* 圆角 */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    /* 页面尺寸 */
    --page-width: 100rem;
    --banner-height-home: 65vh;
    --banner-height: 35vh;
    --banner-height-extend: 0px;
    --content-max-width: 1400px;
    /* 间距 */
    --space-xxs: 2px;
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    /* 导航栏高度 */
    --navbar-height: 56px;
    /* 卡片透明度（全屏透明模式用） */
    --card-transparent-opacity: 0.5;
    /* 过渡动画 */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* ==========================================
   2. 深色模式变量
   ========================================== */
.dark {
    --page-bg: #0f0f0f;
    --card-bg: rgba(30, 30, 30, 0.85);
    --card-bg-solid: #1e1e1e;
    --text-primary: #e8e8e8;
    --text-secondary: #a0a0a0;
    --text-tertiary: #737373;
    --border-color: rgba(255, 255, 255, 0.08);
    --divider-color: rgba(255, 255, 255, 0.06);
    --btn-regular-bg: rgba(255, 255, 255, 0.08);
    --btn-regular-bg-hover: rgba(255, 255, 255, 0.12);
    --btn-content: var(--text-primary);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* ==========================================
   3. 基础重置和全局样式
   ========================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-y: scroll;
    scrollbar-gutter: stable;
}

body {
    font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    background-color: var(--page-bg);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    transition: background-color var(--transition-base), color var(--transition-base);
    max-height: none;
}

/* 链接样式 */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* 图片样式 */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 按钮重置 */
button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    color: inherit;
}

/* 列表重置 */
ul, ol {
    list-style: none;
}

/* 输入框样式 */
input, textarea {
    font-family: inherit;
    color: inherit;
}

/* ==========================================
   4. 工具类
   ========================================== */
/* 隐藏元素 */
.hidden {
    display: none !important;
}

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

/* Flex 布局 */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: var(--space-sm);
}

.gap-4 {
    gap: var(--space-md);
}

/* 网格布局 */
.grid {
    display: grid;
}

/* 文字截断 */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.line-clamp-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 过渡动画 */
.transition {
    transition: all var(--transition-base);
}

.transition-colors {
    transition: color var(--transition-base), background-color var(--transition-base), border-color var(--transition-base);
}

/* ==========================================
   5. 导航栏样式
   ========================================== */
/* 导航栏外层 - 固定定位撑满宽度 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 var(--space-lg);
    max-width: var(--content-max-width) !important;
    margin: auto;
}

/* 导航及移动端菜单统一使用系统字体栈：
   Noto Sans SC 网页字体的中文行内位置偏低，会导致图标与文字视觉不对齐，
   与 layui 页面（行情/留言）保持一致的系统字体栈可保证对齐 */
.navbar, .mobile-menu, .search-modal {
    font-family: -apple-system, BlinkMacSystemFont, Roboto, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}
.search-result-div{
    padding: 24px;
    text-align: center;
    color: var(--primary);
}
/* 导航栏内容容器 - 限制宽度居中 */
.navbar-inner {
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: 0 var(--space-md);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    transition: all var(--transition-base);
}

/* 导航栏透明状态（在顶部时） */
.navbar-transparent .navbar-inner {
    background-color: transparent;
}

/* 导航栏滚动后的状态 */
.navbar-scrolled .navbar-inner {
    background-color: var(--card-bg);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-md);
}

/* 导航栏左侧 Logo */
.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-primary);
    flex-shrink: 0;
}

.navbar-brand img {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
}

/* 导航栏中间链接 */
.navbar-links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex: 1;
    justify-content: center;
}

.navbar-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.navbar-link:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

.navbar-link.active {
    color: var(--primary);
    font-weight: 700;
}

.navbar-link svg {
    width: 1.1rem;
    height: 1.1rem;
    /* 修正图标与文字的垂直对齐：块级化并禁止收缩 */
    display: block;
    flex-shrink: 0;
}

/* 修正导航文字行盒过高导致的图标/文字视觉不对齐 */
.navbar-link span {
    display: inline-flex;
    align-items: center;
    line-height: 1;
}

/* 导航栏搜索框 */
.navbar-search {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    background-color: var(--btn-regular-bg);
    border: 1px solid transparent;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.navbar-search:hover, .navbar-search:focus-within {
    border-color: var(--border-color);
    background-color: var(--card-bg);
}

.navbar-search svg {
    width: 1.3rem;
    height: 1.3rem;
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.navbar-search-input {
    width: 80px;
    height: 24px;
    border: none;
    background: none;
    font-size: 0.85rem;
    color: var(--text-primary);
    outline: none;
    transition: width var(--transition-fast);
}

.navbar-search-input::placeholder {
    color: var(--text-tertiary);
}

.navbar-search-input:focus {
    width: 140px;
}

/* 导航栏右侧工具区 */
.navbar-tools {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    flex-shrink: 0;
}

.navbar-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.navbar-btn:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

/* 个人中心图标：处于用户中心页面时亮起（与导航链接激活色一致） */
.navbar-user-btn.active {
    color: var(--primary);
}

/* 导航栏搜索按钮 */
.navbar-search-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    padding: 0;
}

.navbar-search-btn:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

.navbar-search-btn svg {
    width: 1.1rem;
    height: 1.1rem;
    color: var(--text-primary);
    flex-shrink: 0;
}

.navbar-search-btn-text {
    display: inline;
}

/* 移动端汉堡菜单按钮 */
.navbar-menu-toggle {
    display: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: none;
    border: none;
}

.navbar-menu-toggle:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

/* 移动端菜单面板 */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 1500;
    display: none;
}

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

.mobile-menu-backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
}

.mobile-menu-panel {
    position: absolute;
    top: 0;
    right: 0;
    width: 280px;
    max-width: 80vw;
    height: 100%;
    background-color: var(--card-bg);
    display: flex;
    flex-direction: column;
    animation: slideFromRight 0.25s ease-out;
}

@keyframes slideFromRight {
    from {
        transform: translateX(100%);
    }

    to {
        transform: translateX(0);
    }
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.mobile-menu-close {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: none;
    border: none;
}

.mobile-menu-close:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

.mobile-menu-links {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm) 0;
}

.mobile-menu-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.mobile-menu-link:hover, .mobile-menu-link.active {
    background-color: var(--btn-regular-bg);
    color: var(--primary);
}

.mobile-menu-link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    /* 修正图标与文字的垂直对齐 */
    display: block;
}

/* 修正移动端菜单文字行盒过高导致的图标/文字视觉不对齐 */
.mobile-menu-link span {
    display: inline-flex;
    align-items: center;
    line-height: 1;
}

/* 搜索弹窗 */
.search-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 80px;
}

.search-modal.active {
    display: flex;
}

.search-modal-backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
}

.search-modal-content {
    position: relative;
    width: 560px;
    max-width: 92vw;
    max-height: 70vh;
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: searchModalIn 0.2s ease-out;
}

@keyframes searchModalIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.search-modal-header {
    padding: var(--space-md);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    background-color: var(--card-bg);
}

.search-modal-input-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
}

.search-modal-input-wrap:focus-within {
    border-color: var(--primary);
}

.search-modal-input-wrap svg {
    width: 16px;
    height: 16px;
    color: var(--primary);
    flex-shrink: 0;
}

.search-modal-input {
    flex: 1;
    border: none;
    background: none;
    font-size: 0.95rem;
    color: var(--text-primary);
    outline: none;
}

.search-modal-input::placeholder {
    color: var(--text-tertiary);
}

.search-modal-close {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    background: none;
    border: none;
}

.search-modal-close:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

.search-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm) 0;
    background-color: var(--card-bg);
}

.search-modal-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-xl) var(--space-lg);
    color: var(--text-tertiary);
    text-align: center;
}

.search-modal-hint svg {
    width: 40px;
    height: 40px;
    opacity: 0.5;
    color: var(--primary);
}

.search-modal-hint p {
    font-size: 0.9rem;
    color: var(--primary);
}

.search-modal-results {
    display: none;
}

.search-modal-results.active {
    display: block;
}

.search-result-item {
    display: block;
    padding: var(--space-md) var(--space-lg);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background-color: var(--btn-regular-bg);
}

.search-result-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
    line-height: 1.4;
}

.search-result-desc {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.search-result-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: 6px;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.search-result-meta-tag {
    padding: 1px 6px;
    border-radius: var(--radius-sm);
    background-color: var(--btn-regular-bg);
    color: var(--primary);
    font-size: 0.7rem;
}

/* 搜索命中高亮 */
.search-highlight {
    color: var(--primary);
    font-weight: 700;
    background-color: var(--primary-bg);
    padding: 0 2px;
    border-radius: 2px;
}

/* 移动端搜索适配 */
@media (max-width: 768px) {
    .search-modal {
        padding-top: 0;
        align-items: center;
    }

    .search-modal-content {
        width: 92vw;
        max-height: 80vh;
    }

    .navbar-search-btn-text {
        display: none;
    }

    .navbar-search-btn {
        width: 36px;
        height: 36px;
        padding: 0;
        border-radius: var(--radius-sm);
        background: none;
        border: none;
        justify-content: center;
    }
}

/* 搜索框 */
.search-input {
    width: 180px;
    height: 36px;
    padding: 0 var(--space-md);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
    font-size: 0.85rem;
    outline: none;
    transition: all var(--transition-fast);
}

.search-input:focus {
    border-color: var(--primary);
    width: 220px;
}

.search-input::placeholder {
    color: var(--text-tertiary);
}

/* ==========================================
   6. 横幅 (Banner) 样式
   ========================================== */
.banner {
    position: relative;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-home {
    height: var(--banner-height-home);
    min-height: 400px;
    cursor: pointer;
}

.banner-page {
    height: var(--banner-height);
    min-height: 250px;
}

/* 横幅背景图（无广告时的默认背景） */
.banner-bg {
    position: absolute;
    inset: 0;
}

.banner-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* 横幅遮罩层 */
.banner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient( to bottom, rgba(0, 0, 0, 0.2) 0%, rgba(0, 0, 0, 0.4) 100% );
    pointer-events: none;
    z-index: 1;
}

/* 横幅内容 */
.banner-content {
    position: relative;
    text-align: center;
    color: #ffffff;
    padding: var(--space-xl);
    z-index: 2;
}

.banner-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--space-md);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.banner-subtitle {
    font-size: clamp(0.9rem, 2vw, 1.2rem);
    font-weight: 400;
    opacity: 0.9;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* ==========================================
   6.5 波浪分隔器
   ========================================== */
.wave-divider {
    position: absolute;
    bottom: -2px; /* 向下多盖 2px：遮住 banner 小数像素高度造成的 1px 缝隙（透出底图形成横线），.banner 的 overflow:hidden 会裁掉多余部分 */
    left: 0;
    width: 100%;
    height: 152px; /* 150px + 多盖的 2px，视觉高度不变 */
    z-index: 5;
    pointer-events: none;
    overflow: hidden;
}

.wave-layer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transform: translateZ(0);
}

.wave-layer svg {
    display: block;
    /* 宽度下限 2880px：防止窄屏下 preserveAspectRatio="none" 把波浪横向压扁（周期=宽度/4，动画位移-50%恒等于2个周期，循环依然无缝） */
    width: max(200%, 2880px);
    height: 100%;
    will-change: transform;
    backface-visibility: hidden;
}

/* 第一层：底层大波浪，纯色不透明 */
.wave-layer-1 svg {
    opacity: 1;
    animation: waveRight1 11s linear infinite;
}

/* 第二层：中层波浪 */
.wave-layer-2 svg {
    opacity: 0.45;
    animation: waveRight2 11s linear infinite;
    animation-delay: -2.75s;
}

/* 第三层：中层波浪 */
.wave-layer-3 svg {
    opacity: 0.45;
    animation: waveRight3 11s linear infinite;
    animation-delay: -5.5s;
}

/* 第四层：顶层小波浪 */
.wave-layer-4 svg {
    opacity: 0.3;
    animation: waveRight4 11s linear infinite;
    animation-delay: -8.25s;
}

/* 统一关键帧：从左到右（translateX 从 -50% 到 0） */
@keyframes waveRight1 {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

@keyframes waveRight2 {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

@keyframes waveRight3 {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

@keyframes waveRight4 {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

/* ==========================================
   7. 主布局
   ========================================== */
.main-wrapper {
    max-width: var(--content-max-width);
    margin: -90px auto 0;
    padding: var(--space-lg);
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: var(--space-lg);
    position: relative;
    z-index: 10;
}

/* 横幅隐藏时：隐藏横幅，调整主内容区域上边距 */
html.banner-hidden .banner-home {
    display: none;
}

html.banner-hidden .main-wrapper {
    margin-top: 60px;
}

/* 横幅关闭时个人中心容器同样回落到导航下方 */
html.banner-hidden .user-center-wrapper {
    margin-top: 60px;
}

/* 两列布局（无右侧栏时） */
.main-wrapper-two-col {
    grid-template-columns: 280px 1fr;
}

/* 单列布局（移动端） */
.main-wrapper-single {
    grid-template-columns: 1fr;
}

/* ==========================================
   8. 卡片组件
   ========================================== */
.card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    position: relative;
}

/* 标题左侧的装饰条 */
.card-title::before {
    /* content: ""; */
    /* position: absolute; */
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 16px;
    background-color: var(--primary);
    border-radius: 2px;
}

/* ==========================================
   9. 侧边栏样式
   ========================================== */
.sidebar-left, .sidebar-right {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

/* 侧边栏卡片紧凑间距 */
.sidebar-left .card, .sidebar-right .card {
    padding: var(--space-md);
}

/* ==========================================
   10. 通知组件
   ========================================== */
.notice-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.notice-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: var(--space-sm);
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 500;
}

.notice-link:hover {
    text-decoration: underline;
}

/* ==========================================
   11. 分类/归档导航组件
   ========================================== */
.category-nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.category-nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    background-color: var(--btn-regular-bg);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.category-nav-item:hover {
    background-color: var(--primary-bg);
    color: var(--primary);
}

.category-nav-item.active {
    background-color: var(--primary);
    color: #ffffff;
}

.category-nav-item .count {
    font-size: 0.75rem;
    opacity: 0.8;
}

.category-nav-more {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ==========================================
   12. 文章列表样式
   ========================================== */
/* 列表容器 */
.article-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

/* 列表模式：横向卡片（图右文左） */
.article-list .article-card {
    max-height: 231px;
    display: flex;
    flex-direction: row-reverse;
    align-items: stretch;
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.article-list .article-card:hover {
    box-shadow: var(--shadow-lg);
}

/* 列表模式：右侧缩略图*/
.article-list .article-card-image {
    width: 220px;
    min-height: 160px;
    flex-shrink: 0;
    overflow: hidden;
    padding: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 列表模式：右侧缩略图 无图*/
.article-list .article-card-no-image {
    width: auto;
    min-height: 160px;
    flex-shrink: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.article-list .article-card-image a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.article-list .article-card-no-image a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.article-list .article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.article-list .article-card:hover .article-card-image img {
    transform: scale(1.05);
}

/* 列表模式：内容区 */
.article-list .article-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
    min-width: 0;
}

.article-list .article-card-header {
    padding: 0;
    margin-bottom: var(--space-sm);
}

.article-list .article-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

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

/* 列表模式：摘要 */
.article-list .article-card-excerpt {
    padding: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-md);
    flex: 1;
}

/* 列表布局限制字数行数 */
.article-list .article-card-excerpt .pp {
    width: 100%;
    /* 设置容器宽度 */
    overflow: hidden;
    /* 隐藏超出部分 */
    text-overflow: ellipsis;
    /* 超出部分显示省略号 */
    display: -webkit-box;
    /* 必须设置为弹性盒子模型 */
    -webkit-line-clamp: 2;
    /* 限制显示两行 */
    -webkit-box-orient: vertical;
    /* 垂直排列子元素 */
}

/* 列表模式：标签 */
.article-list .article-tags {
    padding: 0;
    margin-top: auto;
}

/* ==========================================
   12.5 网格布局样式
   ========================================== */
/* 网格容器 */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-lg);
}

/* 网格模式：纵向卡片 */
.article-grid .article-card {
    max-height: 365px;
    display: flex;
    flex-direction: column;
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.article-grid .article-card:hover {
    box-shadow: var(--shadow-lg);
}

/* 网格模式：封面图 */
.article-grid .article-card-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    flex-shrink: 0;
    padding-bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.article-grid .article-card-image a {
    display: block;
    width: 100%;
    height: 100%;
    right: 0;
    float: right;
    position: relative;
    overflow: hidden;
}

.article-grid .article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* transition: transform var(--transition-slow); */
}

.article-grid .article-card:hover .article-card-image img {
    transform: scale(1.05);
}

/* 网格模式：内容区 */
.article-grid .article-card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
}

.article-grid .article-card-header {
    padding: 0;
    margin-bottom: var(--space-sm);
}

.article-grid .article-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    line-height: 1.4;
}

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

/* 网格模式：摘要 */
.article-grid .article-card-excerpt {
    padding: 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    flex: 1;
}

/* 网格布局限制摘要行数，超出显示省略号，保证有/无头图卡片高度一致、标签完全显示 */
.article-grid .article-card-excerpt .pp {
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 网格布局无头图文章：摘要最多 8 行，超出显示省略号 */
.article-grid .article-card.no-cover .article-card-excerpt .pp {
    -webkit-line-clamp: 8;
}

/* 图片 hover 遮罩和箭头 */
.article-card-image-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
    color: #fff;
}

.article-card-image a:hover .article-card-image-overlay {
    opacity: 1;
}

.article-card-image-overlay svg {
    width: 48px;
    height: 48px;
    transform: translateX(-8px);
    transition: transform var(--transition-base);
}

.article-card-image a:hover .article-card-image-overlay svg {
    transform: translateX(0);
    color: var(--primary);
}

/* 无头图时的占位 */
.article-card-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: auto;
    height: 100%;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
}

/* 网格布局下居中 */
.article-grid .article-card-image-placeholder {
    justify-content: center;
}

.article-card-placeholder-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    background-color: var(--primary-bg);
    color: rgb(from var(--primary) r g b / 30%);
}

.article-card-placeholder-circle:hover {
    background-color: rgb(from var(--primary) r g b / 30%);
    color: var(--primary);
}

.article-card-placeholder-circle svg {
    width: 48px;
    height: 48px;
}

.article-card-title {
    display: flex;
    align-items: center;
}

/* 网格布局下无头图的文章：水平布局，箭头在右侧 */
.article-grid .article-card.no-cover {
    flex-direction: row-reverse;
    align-items: stretch;
    max-height: 100%;
}

.article-grid .article-card.no-cover .article-card-image {
    width: auto;
    height: auto;
    min-height: 160px;
    padding: var(--space-md);
}

.article-grid .article-card.no-cover .article-card-image-placeholder {
    justify-content: flex-end;
    height: 100%;
}

.article-grid .article-card.no-cover .article-card-body {
    flex: 1;
    min-width: 0;
}

/* 网格模式：标签 */
.article-grid .article-tags {
    padding: 0;
    margin-top: auto;
}

/* ==========================================
   12.6 文章元信息 & 标签（通用）
   ========================================== */
/* 文章元信息行 */
.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* 日期/普通元信息项（带主题色背景框） */
.article-meta-item {
    display: inline-flex;
    align-items: center;
    color: var(--primary);
    font-size: 0.75rem;
    transition: all var(--transition-fast);
}

.article-meta-item svg {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
}

/* 分类标签（带主题色背景框） */
.article-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    background-color: var(--primary-bg);
    color: var(--primary);
    font-size: 0.75rem;
    transition: all var(--transition-fast);
}

.article-category svg {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
}

.article-category:hover {
    background-color: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
}

/* 置顶标记（带主题色背景框） */
.article-pinned {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--primary-bg);
    color: var(--primary);
}

/* 文章标签 */
.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.article-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    background-color: var(--primary-bg);
    color: var(--primary);
    transition: all var(--transition-fast);
}

.article-tag:hover {
    transform: translateY(-2px);
}

.article-tag svg {
    width: 12px;
    height: 12px;
}

.article-tag:hover {
    background-color: var(--primary-bg);
    color: var(--primary);
}

/* ==========================================
   13. 文章详情页样式
   ========================================== */
.article-detail {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.article-detail-header {
    padding: var(--space-2xl);
    padding-bottom: var(--space-lg);
}

.article-detail-title {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--space-md);
}

.article-detail-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.article-detail-content {
    padding: var(--space-xl) var(--space-2xl);
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-primary);
}

/* Markdown 内容样式 */
.article-detail-content h1, .article-detail-content h2, .article-detail-content h3, .article-detail-content h4 {
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    font-weight: 700;
    line-height: 1.4;
}

.article-detail-content h1 {
    font-size: 1.75rem;
}

.article-detail-content h2 {
    font-size: 1.5rem;
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--divider-color);
}

.article-detail-content h3 {
    font-size: 1.25rem;
}

.article-detail-content p {
    margin-bottom: var(--space-md);
}

.article-detail-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.article-detail-content img {
    /* 宽度跟随容器，高度自动，覆盖编辑器写入的内联宽高，防止图片拉伸变形 */
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    object-fit: contain;
    border-radius: var(--radius-md);
    margin: var(--space-lg) 0;
}

.article-detail-content blockquote {
    border-left: 4px solid var(--primary);
    padding-left: var(--space-md);
    margin: var(--space-lg) 0;
    color: var(--text-secondary);
    font-style: italic;
}

.article-detail-content code {
    background-color: var(--btn-regular-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    font-family: "Fira Code", "Consolas", monospace;
}

.article-detail-content pre {
    background-color: #1e1e1e;
    color: #e8e8e8;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: var(--space-lg) 0;
}

.article-detail-content pre code {
    background: none;
    padding: 0;
    color: inherit;
}

.article-detail-content ul, .article-detail-content ol {
    margin: var(--space-md) 0;
    padding-left: var(--space-xl);
}

.article-detail-content ul li {
    list-style: disc;
    margin-bottom: var(--space-xs);
}

.article-detail-content ol li {
    list-style: decimal;
    margin-bottom: var(--space-xs);
}

.article-detail-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--space-lg) 0;
}

.article-detail-content th, .article-detail-content td {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    text-align: left;
}

.article-detail-content th {
    background-color: var(--btn-regular-bg);
    font-weight: 600;
}

/* 文章目录 */
.toc {
    position: sticky;
    top: calc(var(--navbar-height) + var(--space-lg));
}

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

.toc-item {
    padding: 4px var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.toc-item:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

.toc-item.active {
    color: var(--primary);
    font-weight: 600;
    background-color: var(--primary-bg);
}

.toc-item.level-2 {
    padding-left: var(--space-lg);
}

.toc-item.level-3 {
    padding-left: var(--space-xl);
}

/* ==========================================
   14. 友链页面样式
   ========================================== */
.friends-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.friend-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

.friend-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.friend-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

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

.friend-name {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 4px;
}

.friend-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: var(--space-sm);
}

.friend-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    background-color: var(--primary-bg);
    color: var(--primary);
}

/* 友链筛选标签 */
.friend-filter {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.friend-filter-btn {
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    background-color: var(--btn-regular-bg);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.friend-filter-btn:hover {
    background-color: var(--primary-bg);
    color: var(--primary);
}

.friend-filter-btn.active {
    background-color: var(--primary);
    color: #ffffff;
}

/* ==========================================
   15. 标签云样式
   ========================================== */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xxs);
}

.tag-cloud-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    color: var(--primary);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.tag-cloud-item:hover {
    background-color: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
}

.tag-cloud-item .tag-count {
    font-size: 0.75rem;
    opacity: 0.7;
    background-color: var(--primary);
    color: #ffffff;
    padding: 2px 8px;
    border-radius: var(--radius-full);
}

/* ==========================================
   16. 站点统计样式
   ========================================== */
.stats-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.stats-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.9rem;
}

.stats-item:not(:last-child) {
    border-bottom: 1px solid var(--divider-color);
}

.stats-item:hover {
    background-color: var(--primary-bg);
    color: var(--primary);
    border-radius: var(--radius-sm);
}

.stats-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
}

.stats-label svg {
    width: 16px;
    height: 16px;
    color: var(--primary);
}

.stats-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* ==========================================
   17. 日历组件样式
   ========================================== */
.calendar {
    width: 100%;
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.calendar-month {
    font-weight: 600;
    font-size: 1rem;
}

.calendar-nav-btn {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.calendar-nav-btn:hover {
    background-color: var(--btn-regular-bg);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    text-align: center;
}

.calendar-weekday {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    padding: var(--space-xs);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.calendar-day:hover {
    background-color: var(--btn-regular-bg);
}

.calendar-day.today {
    background-color: var(--primary);
    color: #ffffff;
    font-weight: 600;
}

.calendar-day.other-month {
    opacity: 0.4;
}

.calendar-day.has-article {
    position: relative;
}

.calendar-day.has-article::after {
    content: "";
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background-color: var(--primary);
}

/* ==========================================
   18. 页脚样式
   ========================================== */
.footer {
    margin-top: var(--space-2xl);
    padding: var(--space-xl) 0;
    border-top: 1px solid var(--divider-color);
    text-align: center;
}

.footer-content {
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-divider {
    color: var(--text-tertiary);
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.footer-powered {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-top: var(--space-xs);
}

.footer-powered a {
    color: var(--primary);
}

/* ==========================================
   19. 返回顶部按钮
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background-color: var(--card-bg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    z-index: 80; /* 低于全局警报闪烁层(90) 保证警报期间仅预警喇叭可点 闪烁层隐藏后自动恢复可点 */
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background-color: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
}

/* ==========================================
   19.1 监控预警提醒按钮（全局 与返回顶部按钮同风格 叠在其上方）
   ========================================== */
.monitor-alert-btn {
    position: fixed;
    bottom: calc(var(--space-xl) + 112px);
    right: var(--space-xl);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background-color: var(--card-bg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary); /* 图标颜色跟随主题色 */
    z-index: 100;
    cursor: pointer;
    transition: all var(--transition-base);
}

/* hidden 属性默认 display:none 会被上面的 flex 覆盖 需重新声明 */
.monitor-alert-btn[hidden] {
    display: none;
}

.monitor-alert-btn:hover {
    transform: translateY(-2px);
}

/* 喇叭图标闪动 */
.monitor-alert-btn svg {
    animation: monitor-alert-blink 1s ease-in-out infinite;
}

@keyframes monitor-alert-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.2; }
}

/* 全局警报闪烁层：预警触发时覆盖全屏，半透明红色闪烁 + 居中“警报”大字
   遮挡期间全局不可点击，仅右下角预警喇叭可点（本层 z-index 必须低于喇叭的 100） */
.monitor-alert-overlay {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 0, 0, 0.10);
    animation: monitor-alert-overlay-blink 1s ease-in-out infinite;
}

.monitor-alert-overlay[hidden] {
    display: none;
}

.monitor-alert-overlay .alert-box {
    padding: 24px 56px;
    border: 3px solid rgba(255, 60, 60, 0.9);
    border-radius: 12px;
    background: var(--card-bg, #fff);
    color: #ff3c3c;
    font-size: 64px;
    font-weight: 800;
    letter-spacing: 14px;
    text-indent: 14px; /* 抵消末字间距使视觉居中 */
    user-select: none;
    /* 与喇叭图标同一 keyframes 同频闪烁 */
    animation: monitor-alert-blink 1s ease-in-out infinite;
}

/* 全局红色背景闪烁动画（与 .alert-box 文字闪烁同步） */
@keyframes monitor-alert-overlay-blink {
    0%, 100% { background: rgba(255, 0, 0, 0.10); }
    50% { background: rgba(255, 0, 0, 0.24); }
}

@media (max-width: 480px) {
    .monitor-alert-overlay .alert-box {
        font-size: 40px;
        padding: 16px 32px;
        letter-spacing: 8px;
        text-indent: 8px;
    }
}

/* ==========================================
   19.2 公告按钮（全局 与返回顶部按钮同风格 位于返回顶部与预警喇叭之间）
   ========================================== */
.notice-entry-btn {
    position: fixed;
    bottom: calc(var(--space-xl) + 56px);
    right: var(--space-xl);
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    background-color: var(--card-bg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    z-index: 80; /* 低于全局警报闪烁层(90) 保证警报期间仅预警喇叭可点 闪烁层隐藏后自动恢复可点 */
    cursor: pointer;
    transition: all var(--transition-base);
}

/* hidden 属性默认 display:none 会被上面的 flex 覆盖 需重新声明 */
.notice-entry-btn[hidden] {
    display: none;
}

.notice-entry-btn:hover {
    background-color: var(--primary);
    color: #ffffff;
    transform: translateY(-2px);
}

/* 公告文字闪动（与预警喇叭一致的闪动节奏） */
.notice-entry-btn span {
    animation: notice-entry-blink 1s ease-in-out infinite;
}

@keyframes notice-entry-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.2; }
}

/* 监控列表：已触发（状态为监控且达到目标）的行 主题色闪烁标记 不影响内容显示 */
@keyframes monitor-row-blink {
    0%, 100% { background-color: color-mix(in oklab, var(--primary) 10%, transparent); }
    50% { background-color: color-mix(in oklab, var(--primary) 30%, transparent); }
}

.monitor-row-triggered td {
    animation: monitor-row-blink 1s ease-in-out infinite; /* 频率与预警小喇叭/警报层一致(1s) */
    box-shadow: inset 0 0 0 1px var(--primary);
    color: inherit !important;
}

/* ==========================================
   20. 主题切换按钮动画
   ========================================== */
.theme-toggle-icon {
    transition: transform var(--transition-base);
}

.theme-toggle:hover .theme-toggle-icon {
    transform: rotate(180deg);
}

/* ==========================================
   21. 下拉菜单样式
   ========================================== */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    min-width: 180px;
    background-color: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    padding: var(--space-xs);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
    z-index: 200;
}

.dropdown-menu.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px var(--space-md);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.dropdown-item:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

/* ==========================================
   23. 分类卡片（分类页面用）
   ========================================== */
.category-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-xl);
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    cursor: pointer;
}

.category-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.category-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background-color: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.category-icon svg {
    width: 24px;
    height: 24px;
}

.category-info-name {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.category-info-count {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.category-arrow {
    margin-left: auto;
    color: var(--text-tertiary);
}

/* ==========================================
   24. 归档时间线样式
   ========================================== */
.archive-timeline {
    position: relative;
    padding-left: var(--space-xl);
}

.archive-timeline::before {
    content: "";
    position: absolute;
    left: 6px;
    top: 0;
    bottom: 0;
    width: 2px;
    background-color: var(--divider-color);
}

.archive-year {
    position: relative;
    margin-bottom: var(--space-xl);
}

.archive-year-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.archive-year-dot {
    position: absolute;
    left: -20px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--primary);
    border: 3px solid var(--card-bg-solid);
    box-shadow: 0 0 0 2px var(--primary);
}

.archive-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--divider-color);
}

.archive-item-date {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    min-width: 50px;
}

.archive-item-content {
    flex: 1;
}

.archive-item-title {
    font-weight: 600;
    margin-bottom: 4px;
}

.archive-item-title a:hover {
    color: var(--primary);
}

.archive-item-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    font-size: 0.8rem;
}

.archive-item-tag {
    color: var(--text-tertiary);
}

.archive-item-tag:hover {
    color: var(--primary);
}

/* ==========================================
   25. 留言板样式
   ========================================== */
.message-intro {
    background-color: var(--primary-bg);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.message-intro p {
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
}

.message-intro ul {
    padding-left: var(--space-lg);
}

.message-intro li {
    list-style: disc;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

/* ==========================================
   26. 关于页面样式
   ========================================== */
.about-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: var(--space-2xl);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.about-content p {
    margin-bottom: var(--space-md);
    line-height: 1.8;
    color: var(--text-secondary);
}

.about-content a {
    color: var(--primary);
}

.about-content strong {
    color: var(--text-primary);
}

/* ==========================================
   27. 响应式布局
   ========================================== */
/* 平板端 (1024px 以下) */
@media (max-width: 1024px) {
    .main-wrapper {
        grid-template-columns: 240px 1fr;
    }

    .sidebar-right {
        display: none;
    }
}

/* 移动端 (768px 以下) */
@media (max-width: 768px) {
    :root {
        --banner-height-home: 45vh;
        --banner-height: 25vh;
    }

    .navbar-links {
        display: none;
    }

    .navbar-menu-toggle {
        display: flex;
    }

    .navbar-search-btn-text {
        display: none;
    }

    .navbar-search-btn {
        padding: 6px;
        background: none;
        border: none;
    }

    .main-wrapper {
        grid-template-columns: 1fr;
        padding: var(--space-md);
        gap: var(--space-md);
        /* 移动端波浪区 100px，上压 60px（压入比例与桌面端 150px 压 90px 一致），内容顶部处于波浪之间，上方露出 40px 波浪 */
        margin-top: -60px;
    }

    /* 小屏下左侧栏显示在内容容器下面 */
    .main-wrapper > main {
        order: 1;
    }

    .sidebar-left {
        display: flex;
        flex-direction: column;
        gap: var(--space-lg);
        order: 2;
    }

    .banner-title {
        font-size: 1.75rem;
    }

    .article-grid {
        grid-template-columns: 1fr;
    }

    /* 列表模式：小屏下改为纵向堆叠 */
    .article-list .article-card {
        flex-direction: column;
    }

    .article-list .article-card-image {
        width: 100%;
        height: 180px;
        min-height: auto;
    }

    .article-list .article-card-body {
        padding: var(--space-md);
    }

    .article-list .article-card-title {
        font-size: 1.05rem;
    }

    .article-list .article-card-excerpt {
        font-size: 0.85rem;
        -webkit-line-clamp: 2;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    grid-template-columns: 1fr; }

.article-detail-header, .article-detail-content {
    padding: var(--space-lg);
}

.footer-links {
    flex-wrap: wrap;
}

.search-input {
    width: 140px;
}

.search-input:focus {
    width: 160px;
}

/* 小屏移动端 (480px 以下) */
@media (max-width: 480px) {
    .navbar {
        padding: 0;
    }

    .navbar-inner {
        padding: 0 var(--space-sm);
        border-radius: 0;
        max-width: 100%;
    }

    .search-input {
        display: none;
    }

    .friends-grid {
        grid-template-columns: 1fr;
    }

    .card {
        padding: var(--space-md);
    }
}

/* ==========================================
   28. 动画关键帧
   ========================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-slide-down {
    animation: slideDown 0.3s ease forwards;
}

/* ==========================================
   29. 滚动条样式
   ========================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background-color: var(--text-tertiary);
    border-radius: var(--radius-full);
    opacity: 0.5;
}

::-webkit-scrollbar-thumb:hover {
    background-color: var(--text-secondary);
}

/* ==========================================
   30. 打印样式
   ========================================== */
@media print {
    .navbar, .sidebar-left, .sidebar-right, .footer, .back-to-top {
        display: none !important;
    }

    .article-detail-content {
        padding: 0;
    }
}

/* ==========================================
   31. 设置面板
   ========================================== */
/* 设置按钮 */
.settings-toggle svg {
    transition: transform 0.6s ease;
    width: 1.1rem;
    height: 1.1rem;
    color: var(--text-primary);
}

.settings-toggle:hover svg {
    transform: rotate(90deg);
}

/* 设置面板打开时齿轮亮起（跟随主题色） */
.settings-toggle.active svg {
    color: var(--primary);
}

/* 设置面板（右上角弹出） */
/* 设置面板（右上角弹出） */
.settings-panel {
    position: fixed;
    z-index: 3000;
    width: 360px;
    max-width: calc(100vw - 32px);
    max-height: calc(100vh - 80px);
    background-color: var(--card-bg-solid);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all var(--transition-fast);
}

.settings-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 小三角箭头 */
.settings-panel-arrow {
    position: absolute;
    top: -6px;
    right: 20px;
    width: 12px;
    height: 12px;
    background-color: var(--card-bg-solid);
    border-left: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
    transform: rotate(45deg);
    z-index: 1;
}

.settings-panel-inner {
    position: relative;
    z-index: 2;
    background-color: var(--card-bg-solid);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    max-height: inherit;
}

/* 标签切换 */
.settings-tabs {
    display: flex;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-lg);
    border-bottom: 1px solid var(--divider-color);
    flex-shrink: 0;
}

.settings-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
}

.settings-tab:hover {
    background-color: var(--btn-regular-bg);
    color: var(--text-primary);
}

.settings-tab.active {
    color: var(--primary);
    background-color: var(--primary-bg);
}

.settings-tab svg {
    width: 16px;
    height: 16px;
}

/* 标签内容区 */
.settings-tab-content {
    display: none;
    padding: var(--space-lg);
    overflow-y: auto;
    flex: 1;
}

.settings-tab-content.active {
    display: block;
}

/* 设置区块 */
.settings-section {
    margin-bottom: var(--space-xl);
}

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}

.settings-section-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.settings-section-title::before {
    content: "";
    width: 4px;
    height: 16px;
    background-color: var(--primary);
    border-radius: 2px;
}

.settings-hue-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary);
    font-family: "Fira Code", monospace;
    background-color: var(--primary-bg);
    padding: 2px 10px;
    border-radius: var(--radius-sm);
}

/* 色相滑动条 */
.settings-hue-slider-wrapper {
    margin-bottom: var(--space-md);
}

.settings-hue-slider {
    width: 100%;
    height: 8px;
    border-radius: var(--radius-full);
    appearance: none;
    -webkit-appearance: none;
    background: linear-gradient( to right, hsl(0, 80%, 55%), hsl(60, 80%, 55%), hsl(120, 80%, 55%), hsl(180, 80%, 55%), hsl(240, 80%, 55%), hsl(300, 80%, 55%), hsl(360, 80%, 55%) );
    cursor: pointer;
    outline: none;
}

.settings-hue-slider::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #ffffff;
    border: 3px solid var(--primary);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.settings-hue-slider::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.settings-hue-slider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #ffffff;
    border: 3px solid var(--primary);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    cursor: pointer;
}

/* 色相预设 */
.settings-hue-presets {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.settings-hue-preset {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    padding: 0;
}

.settings-hue-preset:hover {
    transform: scale(1.15);
}

.settings-hue-preset.active {
    border-color: var(--text-primary);
    box-shadow: 0 0 0 2px var(--card-bg-solid), 0 0 0 4px var(--text-primary);
}

/* 布局选项 */
.settings-layout-options {
    display: flex;
    gap: var(--space-sm);
}

.settings-layout-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px var(--space-md);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    background-color: var(--card-bg);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-layout-btn:hover {
    border-color: var(--primary);
    color: var(--text-primary);
}

.settings-layout-btn.active {
    border-color: var(--primary);
    background-color: var(--primary-bg);
    color: var(--primary);
}

.settings-layout-btn.disabled, .settings-layout-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: var(--btn-regular-bg);
    color: var(--text-tertiary);
    border-color: var(--border-color);
}

.settings-layout-btn.disabled:hover, .settings-layout-btn:disabled:hover {
    border-color: var(--border-color);
    color: var(--text-tertiary);
}

.settings-layout-btn svg {
    width: 15px;
    height: 15px;
}

/* 布局重置按钮 */
.settings-layout-reset {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-layout-reset:hover {
    background-color: var(--btn-regular-bg);
    color: var(--primary);
}

.settings-layout-reset.hidden {
    display: none;
}

/* 显示模式选项 */
.settings-mode-options {
    display: flex;
    gap: var(--space-sm);
}

.settings-mode-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px var(--space-md);
    border-radius: var(--radius-md);
    border: 2px solid var(--border-color);
    background-color: var(--card-bg);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-mode-btn:hover {
    border-color: var(--primary);
    color: var(--text-primary);
}

.settings-mode-btn.active {
    border-color: var(--primary);
    background-color: var(--primary-bg);
    color: var(--primary);
}

.settings-mode-btn svg {
    width: 15px;
    height: 15px;
}

/* 壁纸网格 */
.settings-wallpaper-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.settings-wallpaper-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 4px;
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    background: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.settings-wallpaper-item:hover {
    border-color: var(--border-color);
}

.settings-wallpaper-item.active {
    border-color: var(--primary);
    background-color: var(--primary-bg);
}

.settings-wallpaper-thumb {
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: var(--radius-sm);
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.settings-wallpaper-name {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.settings-wallpaper-item.active .settings-wallpaper-name {
    color: var(--primary);
    font-weight: 500;
}

/* 空状态 */
.settings-empty {
    text-align: center;
    padding: var(--space-2xl) var(--space-lg);
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

/* 小屏波浪适配 */
@media (max-width: 768px) {
    .wave-divider {
        height: 102px; /* 100px + 底部多盖的 2px（与桌面端一致），视觉高度不变 */
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .navbar {
        padding: 0;
    }

    .navbar-inner {
        padding: 0 var(--space-md);
        border-radius: 0;
        max-width: 100%;
    }

    .settings-panel {
        width: 92vw;
        max-height: 70vh;
    }

    .settings-panel-arrow {
        display: none;
    }

    .settings-wallpaper-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .settings-layout-options {
        flex-direction: row;
    }
}

/* ==========================================
   32. 横幅广告轮播
   ========================================== */
.banner-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #1a1a2e;
}

.banner-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
    z-index: 1;
    pointer-events: none;
}

.banner-carousel-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
    pointer-events: auto;
}

.banner-carousel-slide img, .banner-carousel-link img {
    display: block;
    width: 100% !important;
    height: 100% !important;
    max-width: none !important;
    min-width: 100%;
    min-height: 100%;
    object-fit: cover;
    object-position: center;
}

.banner-carousel-link {
    display: block;
    width: 100%;
    height: 100%;
}

/* 轮播指示器 */
.banner-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.banner-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.6);
    background-color: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.banner-dot.active {
    background-color: #ffffff;
    border-color: #ffffff;
    transform: scale(1.2);
}

.banner-dot:hover {
    border-color: #ffffff;
    background-color: rgba(255, 255, 255, 0.5);
}

/* ==========================================
   横幅开关样式
   ========================================== */
.settings-banner-switch {
    display: flex;
    align-items: center;
}

.settings-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    outline: none;
}

.settings-toggle-track {
    display: block;
    width: 44px;
    height: 24px;
    border-radius: 12px;
    background-color: #ccc;
    position: relative;
    transition: background-color 0.3s ease;
}

.settings-toggle-btn.active .settings-toggle-track {
    background-color: var(--primary);
}

.settings-toggle-thumb {
    display: block;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: #fff;
    position: absolute;
    top: 2px;
    left: 2px;
    transition: transform 0.3s ease;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.settings-toggle-btn.active .settings-toggle-thumb {
    transform: translateX(20px);
}

/* 深色模式下的开关轨道 */
.dark .settings-toggle-track {
    background-color: #555;
}

/*首页内容容器顶部导航*/
.index-top-nav {
    display: flex;
    margin-bottom: var(--space-lg);
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
}

/*卡片标题前的svg*/
.h-svg {
    color: var(--primary);
    margin-top: 2px;
}

/* ==========================================
   24. 导航分类下拉菜单
   ========================================== */
.navbar-dropdown-trigger {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    /* 修正按钮元素与锚点的垂直对齐差异（button 默认 line-height/appearance 不同） */
    appearance: none;
    -webkit-appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1.6;
}

.navbar-dropdown-trigger span {
    display: inline-flex;
    align-items: center;
    line-height: 1;
}

.navbar-dropdown-trigger svg {
    flex-shrink: 0;
    display: block;
}

.navbar-category-menu {
    left: 0;
    right: auto;
    max-height: 60vh;
    overflow-y: auto;
    min-width: 200px;
}

/* 悬停桥：填补触发按钮与下拉菜单之间的空隙，避免鼠标移动途中菜单意外关闭 */
.navbar-links .dropdown-menu::before {
    content: "";
    position: absolute;
    top: -10px;
    left: 0;
    right: 0;
    height: 10px;
}

/* 移动端菜单内的分类下拉（静态定位，随面板展开） */
.mobile-menu-links .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    box-shadow: none;
    border: none;
    background: transparent;
    padding-left: var(--space-lg);
    display: none;
}

.mobile-menu-links .dropdown-menu.open {
    display: block;
}

/* ==========================================
   25. 友链分组（首页左侧边栏）
   ========================================== */
.friend-group + .friend-group {
    margin-top: var(--space-md);
}

.friend-group-title {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-xs);
    font-weight: 600;
}

/* ==========================================
   26. 个人中心页面（三横栏布局）
   ========================================== */
.user-center-wrapper {
    /* 与顶部导航内容同宽：content-max-width 减去导航左右内边距 */
    width: min(calc(var(--content-max-width) - 2 * var(--space-lg)), calc(100% - 2 * var(--space-lg)));
    margin: -90px auto 0;
    padding: 0 0 var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    position: relative;
    z-index: 10;
}

.user-center-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

/* 第一横栏：头像与用户名 */
.user-profile-row {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.user-avatar-wrap {
    position: relative;
    width: 96px;
    height: 96px;
    flex-shrink: 0;
    cursor: pointer;
}

.user-avatar-wrap img {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.user-avatar-edit {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    background-color: var(--primary);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.user-profile-name {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.user-profile-tip {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-top: 4px;
}

/* 第二横栏：功能导航按钮 */
.user-tab-row {
    display: flex;
    gap: var(--space-md);
}

.user-tab-btn {
    padding: 10px 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    background-color: var(--btn-regular-bg);
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-tab-btn.active {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* 头像下方操作按钮：高宽均为功能导航按钮的一半 */
.user-mini-btn-row {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

/* 小屏设备下个人中心  */
@media (max-width: 768px) {
    /*资料模块 居中*/ .user-profile-row {
        display: grid;
        justify-content: center;
        justify-items: center;
    }

    .user-profile-name {
        display: flex;
        justify-content: center;
    }

    .user-profile-tip {
        display: grid;
        justify-content: center;
    }
}

.user-mini-btn {
    padding: 5px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.4;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.user-mini-btn-theme {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* 退出登录按钮：任何状态下都为红色 */
.user-mini-btn-danger {
    background-color: #ff5722;
    border-color: #ff5722;
    color: #fff;
}

/* 第三横栏：显示区域（layui iframe 组件） */
.user-content-frame {
    width: 100%;
    height: 70vh;
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
}

/* 个人中心图标：与搜索图标一致，CSS 控制颜色与大小 */
/* 个人中心图标：颜色与大小与搜索图标一致 */
.navbar-user-btn svg {
    width: 18px;
    height: 18px;
    color: var(--text-primary);
    flex-shrink: 0;
}

/* 处于用户中心页面时人物图标亮起（直接作用于 svg，覆盖上方固有颜色） */
.navbar-user-btn.active svg {
    color: var(--primary);
}

/* 移动端汉堡菜单图标：颜色与搜索图标一致 */
.navbar-menu-toggle svg {
    color: var(--text-primary);
    flex-shrink: 0;
}

/* 个人中心：会员类型蓝色字 */
.vip-type {
    font-weight: 600;
    color: var(--primary);
}

/* ==========================================
   文章详情：标题与内容之间的分割虚线 / 提示 / 赞踩
   ========================================== */
.article-detail-divider {
    border-top: 1px dashed var(--divider-color-strong, rgba(128, 128, 128, 0.35));
}

.article-tips {
    margin: 0 var(--space-lg);
    padding: var(--space-md) 0 var(--space-xs);
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

/* 赞踩区域：横向居中，小屏竖向 */
.article-vote {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--space-md);
}

.article-vote-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    background: none;
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: 8px;
    color: var(--text-tertiary);
    transition: color .2s, background-color .2s, transform .2s;
}

.article-vote-item:hover {
    background-color: var(--primary-bg, rgba(22, 186, 170, 0.08));
    transform: translateY(-1px);
}

.article-vote-item svg {
    display: block;
}

.article-vote-item .article-vote-count {
    font-size: 0.85rem;
    font-weight: 600;
}

/* 激活状态：SVG 图标 fill=currentColor，与数量一起跟随主题色 */
.article-vote-item.active {
    color: var(--primary);
}

@media (max-width: 480px) {
    .article-vote {
        gap: var(--space-sm);
    }
}

/* ==========================================
   文章详情：上一篇 / 下一篇导航
   大屏横向并排，小屏竖向堆叠；内容居中
   ========================================== */
.article-nav-footer {
    padding: var(--space-xl) var(--space-2xl);
    border-top: 1px solid var(--divider-color);
}

.article-nav {
    display: flex;
    gap: var(--space-lg);
}

.article-nav-item {
    flex: 1;
    min-width: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    background-color: var(--btn-regular-bg);
    transition: all var(--transition-fast);
}

.article-nav-item:hover {
    background-color: var(--btn-regular-bg-hover);
}

.article-nav-label {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 内部固定从左到右：头图 -> 标题（标题下方是日期），整组在容器内居中 */
.article-nav-body {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 0;
    max-width: 100%;
    width: 100%;
}

.article-nav-cover {
    width: 96px;
    height: 72px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.article-nav-text {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* 标题默认允许两行，超出显示省略号 */
.article-nav-title {
    font-weight: 600;
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-nav-date {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* 详情页标签行：独占一行，自动换行 */
.article-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

@media (max-width: 768px) {
    .article-nav {
        flex-direction: column;
    }

    /* 小屏下内部元素与父容器的距离缩短一半 */
    .article-nav-footer {
        padding: var(--space-md) var(--space-lg);
    }

    .article-nav-item {
        padding: var(--space-sm);
    }

    .article-nav-cover {
        width: 84px;
        height: 63px;
    }
}

/* =======================================留言表单样式======================================== */
.message-form .form-item {
    margin-bottom: var(--space-md);
}

.message-form label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.message-form input[type="text"], .message-form textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 0.95rem;
    outline: none;
    transition: border-color .2s;
    box-sizing: border-box;
}

.message-form input[type="text"]:focus, .message-form textarea:focus {
    border-color: var(--primary);
}

.message-form textarea {
    min-height: 120px;
    resize: vertical;
}

.message-captcha-row {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

.message-captcha-row input {
    flex: 1;
}

.message-captcha-row img {
    height: 40px;
    border-radius: 8px;
    cursor: pointer;
    border: 1px solid var(--border-color);
    background: #fff;
}

.message-submit-btn {
    width: 100%;
    padding: 11px 0;
    border: none;
    border-radius: 8px;
    background: var(--primary);
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: opacity .2s;
}

.message-submit-btn:hover {
    opacity: .88;
}

.message-submit-btn:disabled {
    opacity: .5;
    cursor: not-allowed;
}

.captcha-input {
    max-width: 50%;
}

/* ==========================================行情页样式========================================== */
.market-wrapper {
    max-width: var(--content-max-width);
    margin: -90px auto 0;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    position: relative;
    z-index: 10;
}

html.banner-hidden .market-wrapper {
    margin-top: 60px;
}

.market-filter-form {
    margin-bottom: var(--space-md);
}

.market-filter-form .layui-form-item {
    margin-bottom: 10px;
    display: inline-block;
    margin-right: 10px;
}

.market-filter-form .layui-form-item .layui-input-inline {
    width: 160px;
}

@media (max-width: 768px) {
    .market-filter-form .layui-form-item {
        display: block;
        margin-right: 0;
    }

    .market-filter-form .layui-form-item .layui-input-inline {
        display: block;
        float: none;
        left: 0;
        width: auto;
        margin: 0 0 10px 0;
    }

    .market-filter-form .market-query-btn {
        width: 100%;
    }
}

.icp-div {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: nowrap;
    gap: var(--space-md);
    color: var(--text-tertiary);
}

.icp-div .gong-an-div {
    display: flex;
}

.icp-div .gong-an-div a {
    display: flex;
    align-items: center;
    gap: 1px;
    color: var(--text-tertiary);
}

.icp-div .gx-icp-a {
    color: var(--text-tertiary);
}

.icp-div .gong-an-div img {
    width: 12px;
}

/*翻页组件  375宽度屏幕及以上 千万位页码不变形*/
.pagination {
    margin-top: var(--space-xl);
}

.navigation-div {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.btn-page-shang {
    padding: 2px 10px 2px 2px;
    border-radius: var(--radius-md);
    background-color: var(--primary);
    color: #ffffff;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.btn-page-xia {
    padding: 2px 2px 2px 10px;
    border-radius: var(--radius-md);
    background-color: var(--primary);
    color: #ffffff;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.btn-page-shang svg {
    vertical-align: middle;
    width: 21px;
    height: 21px;
    margin-right: -6px;
    margin-top: -3px;
}

.btn-page-xia svg {
    vertical-align: middle;
    width: 21px;
    height: 21px;
    margin-left: -6px;
    margin-top: -3px;
}

.btn-page-shang:hover {
    color: #ffffff;
}

.btn-page-xia:hover {
    color: #ffffff;
}

/*横幅*/
.banner-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.banner-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    z-index: 1;
    pointer-events: none;
}

.banner-carousel-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
    pointer-events: auto;
}

.banner-carousel-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* ---------- 搜索结果虚线分隔 ---------- */
.search-result-item {
    border-bottom: 1px dashed var(--divider-color);
}

.search-result-item:last-child {
    border-bottom: none;
}

/* ---------- 单行布局：文本 + 标签紧跟 ---------- */
.search-result-line {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* 命中文本 */
.search-result-text {
    flex: 1;
    min-width: 0;
}

/* 标题命中：粗体深色 */
.search-result-text.search-result-title {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

/* 描述/内容命中：小字灰色，最多2行 */
.search-result-text.search-result-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---------- 命中类型标签（图2"精选"同款风格） ---------- */
.search-hit-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background-color: var(--primary-bg);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 500;
    flex-shrink: 0;
    white-space: nowrap;
}

.search-hit-tag svg {
    width: 12px;
    height: 12px;
    flex-shrink: 0;
}

.article-meta-item-span-one {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    gap: 0.2rem;
}

.mian-bao-body{
    margin-bottom: var(--space-lg);
}

.mian-bao-body .mian-bao-nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.mian-bao-nav a{
    color: var(--primary); font-weight: 600; display: inline-flex; align-items: center; gap: 4px;
}

.mian-bao-span-a{
    color: var(--text-primary); font-weight: 600;
    /* h1 兜底重置：标签/分类聚合页用 h1.mian-bao-span-a 作为页面主标题，保持与原来 span 完全一致的外观 */
    font-size: inherit;
    line-height: inherit;
    margin: 0;
}

.mian-bao-span-b{
    color: var(--text-tertiary); font-size: 0.9rem;
}

/* 视觉隐藏：仅供屏幕阅读器与搜索引擎读取，不影响页面外观 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/**/
.tag-xia-hua-xian{
    text-decoration: underline var(--primary);
    text-underline-position: under;
}

.friend-link-item-haha{
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    color: inherit;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}