/* ==================== CSS变量定义 ==================== */
:root {
    /* 颜色系统 */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* 背景色 */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    
    /* 文字颜色 */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    
    /* 边框 */
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* 圆角 */
    --radius-sm: 6px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* 动画 */
    --transition-fast: 0.15s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 字体 */
    --font-sans: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
    --font-serif: 'Noto Serif SC', Georgia, serif;
}

/* 深色模式 */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --bg-card: #1e293b;
        --text-primary: #f1f5f9;
        --text-secondary: #94a3b8;
        --text-tertiary: #64748b;
        --border: #334155;
        --border-light: #1e293b;
    }
}

/* ==================== 基础重置 ==================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

/* ==================== 容器 ==================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==================== 头部导航 ==================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

@media (prefers-color-scheme: dark) {
    .header {
        background: rgba(15, 23, 42, 0.8);
    }
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.nav-icon {
    font-size: 1.1rem;
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.nav-dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    padding: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all var(--transition-fast);
}

.nav-dropdown:hover .nav-dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: background var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-secondary);
}

.cat-icon {
    font-size: 1.2rem;
}

.cat-name {
    flex: 1;
}

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

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    padding: 8px;
    border-radius: var(--radius);
}

.hamburger {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    position: relative;
    transition: background var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    transition: transform var(--transition-fast);
}

.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.mobile-menu-btn.active .hamburger {
    background: transparent;
}

.mobile-menu-btn.active .hamburger::before {
    transform: translateY(8px) rotate(45deg);
}

.mobile-menu-btn.active .hamburger::after {
    transform: translateY(-8px) rotate(-45deg);
}

/* 移动端菜单 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-primary);
    z-index: 200;
    transition: right var(--transition);
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 199;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.mobile-menu-close {
    width: 36px;
    height: 36px;
    font-size: 1.5rem;
    color: var(--text-secondary);
    border-radius: var(--radius);
}

.mobile-nav {
    padding: 20px;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    border-radius: var(--radius);
    font-size: 1rem;
    color: var(--text-primary);
    transition: background var(--transition-fast);
}

.mobile-nav-link:hover {
    background: var(--bg-secondary);
}

.mobile-nav-link.sub {
    padding-left: 32px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.mobile-nav-section {
    margin-top: 16px;
}

.mobile-nav-title {
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
}

/* 响应式导航 */
@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* ==================== 主内容区 ==================== */
.main {
    min-height: calc(100vh - 200px);
    padding: 40px 0;
}

/* ==================== 英雄区域 ==================== */
.hero {
    position: relative;
    padding: 60px 0 80px;
    text-align: center;
    overflow: hidden;
    background-image: url('/static/联合遥感接收站实物图.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 背景遮罩，确保文字可读 */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.85);
}
:root[data-theme="dark"] .hero::before {
    background: rgba(15, 23, 42, 0.85);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    margin-bottom: 20px;
}

.hero-title-main {
    display: block;
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-sub {
    display: block;
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

.hero-desc {
    max-width: 600px;
    margin: 0 auto 32px;
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.hero-decoration {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    opacity: 0.1;
}

.hero-circle-1 {
    width: 400px;
    height: 400px;
    top: -150px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.hero-circle-2 {
    width: 300px;
    height: 300px;
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.hero-circle-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.1; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.15; }
}

@media (max-width: 768px) {
    .hero {
        padding: 40px 0 60px;
    }
    
    .hero-title-main {
        font-size: 2rem;
    }
    
    .hero-title-sub {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
}

/* ==================== 区块 ==================== */
.section {
    margin-bottom: 60px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 600;
}

.section-icon {
    font-size: 1.5rem;
}

/* 视图切换 */
.view-toggle {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
}

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

.view-btn:hover {
    color: var(--text-primary);
}

.view-btn.active {
    background: var(--bg-primary);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

/* ==================== 分类卡片 ==================== */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.category-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.category-card:hover {
    border-color: var(--cat-color);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.category-card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    background: var(--cat-color);
    border-radius: var(--radius);
}

.category-card-content {
    flex: 1;
}

.category-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.category-card-count {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.category-card-arrow {
    font-size: 1.2rem;
    color: var(--text-tertiary);
    transition: transform var(--transition-fast);
}

.category-card:hover .category-card-arrow {
    transform: translateX(4px);
    color: var(--cat-color);
}

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

/* ==================== 文章卡片网格 ==================== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.posts-grid.list-view {
    grid-template-columns: 1fr;
}

.posts-grid.list-view .post-card {
    flex-direction: row;
}

.post-card {
    display: flex;
    flex-direction: column;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.post-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.post-date {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.post-category {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    text-decoration: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    white-space: nowrap;
}

.post-category:hover {
    opacity: 0.8;
    transform: translateY(-1px);
}

.post-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    align-items: center;
}

.post-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 10px;
}

.post-card-title a {
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

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

.post-card-summary {
    flex: 1;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.post-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.tag {
    display: inline-flex;
    padding: 3px 10px;
    background: var(--bg-secondary);
    border-radius: 12px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.tag:hover,
.tag.active {
    background: var(--primary);
    color: white;
}

.reading-time {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

/* ==================== 标签云 ==================== */
.tags-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.tag-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: calc(0.9rem * var(--tag-size, 1));
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition);
}

.tag-item:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.tag-count {
    font-size: 0.75em;
    opacity: 0.7;
}

/* ==================== 空状态 ==================== */
.empty-state {
    text-align: center;
    padding: 80px 20px;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* ==================== 页脚 ==================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1.5fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-desc {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.footer-section {
    max-height: 300px;
    overflow-y: auto;
}

.footer-section h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-section a {
    display: block;
    padding: 6px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.footer-contact {
    margin-top: 15px;
}

.footer-contact p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-contact a {
    color: var(--primary);
    text-decoration: none;
}

.footer-contact a:hover {
    text-decoration: underline;
}

.footer-bottom-inline {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border);
}

.footer-bottom-inline p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-disclaimer {
    margin-top: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 6px;
    text-align: center;
}

.footer-disclaimer p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

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

/* ==================== 动画 ==================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* 滚动显示动画 */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== 辅助类 ==================== */
.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;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

/* ==================== Obsidian Tabs 样式 ==================== */
.obsidian-tabs {
    margin: 20px 0;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.obsidian-tabs .tab-buttons {
    display: flex;
    flex-wrap: wrap;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    gap: 0;
}

.obsidian-tabs .tab-btn {
    padding: 10px 16px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    border-right: 1px solid var(--border);
}

.obsidian-tabs .tab-btn:last-child {
    border-right: none;
}

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

.obsidian-tabs .tab-btn.active {
    background: var(--bg-primary);
    color: var(--primary);
    font-weight: 600;
}

.obsidian-tabs .tab-panels {
    background: var(--bg-primary);
}

.obsidian-tabs .tab-content {
    display: none;
    padding: 16px;
}

.obsidian-tabs .tab-content.active {
    display: block;
}

.obsidian-tabs .tab-text-content {
    line-height: 1.8;
}

.obsidian-tabs .tab-text-content ul {
    margin: 8px 0;
    padding-left: 24px;
}

.obsidian-tabs .tab-text-content li {
    margin: 4px 0;
}

/* ==================== 打印样式 ==================== */
@media print {
    .header,
    .footer,
    .mobile-menu,
    .mobile-menu-overlay,
    .post-card-footer {
        display: none !important;
    }
    
    .main {
        padding: 0;
    }
    
    .post-card {
        break-inside: avoid;
    }
}

/* ==================== Frontmatter 元数据卡片 ==================== */
.fm-card {
    margin: 0 0 28px 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-left: 3px solid var(--primary);
    border-radius: 12px;
    overflow: hidden;
    font-size: 0.88rem;
}

.fm-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    cursor: pointer;
    user-select: none;
    list-style: none;
    background: var(--bg-secondary);
    transition: background var(--transition-fast);
}

.fm-header::-webkit-details-marker { display: none; }

.fm-header:hover {
    background: var(--bg-tertiary, #f1f5f9);
}

.fm-header-title {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.85rem;
    letter-spacing: 0.02em;
}

.fm-toggle-hint {
    font-size: 0.78rem;
    color: var(--text-tertiary);
}

.fm-body {
    padding: 4px 0 8px;
    border-top: 1px solid var(--border);
}

.fm-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 7px 18px;
    transition: background var(--transition-fast);
}

.fm-row:hover {
    background: var(--bg-primary);
}

.fm-key {
    display: flex;
    align-items: center;
    gap: 5px;
    min-width: 110px;
    max-width: 130px;
    flex-shrink: 0;
    color: var(--text-secondary);
    font-size: 0.82rem;
    padding-top: 2px;
}

.fm-icon {
    font-size: 0.9em;
    opacity: 0.8;
}

.fm-val {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    align-items: center;
    min-width: 0;
}

.fm-value {
    color: var(--text-primary);
    word-break: break-word;
    line-height: 1.5;
}

.fm-link {
    color: var(--primary);
    word-break: break-all;
    font-size: 0.82rem;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}
.fm-link:hover { opacity: 0.75; text-decoration: underline; }

.fm-tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 9px;
    background: var(--primary)18;
    color: var(--primary);
    border-radius: 10px;
    font-size: 0.78rem;
    font-weight: 500;
    text-decoration: none;
    transition: background var(--transition-fast), opacity var(--transition-fast);
    border: 1px solid var(--primary)30;
}
.fm-tag:hover { opacity: 0.85; background: var(--primary)28; }

.fm-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 9px;
    background: var(--bg-tertiary, #e2e8f0);
    color: var(--text-secondary);
    border-radius: 10px;
    font-size: 0.78rem;
}

.fm-bool-true {
    color: #16a34a;
    background: #f0fdf4;
    padding: 2px 9px;
    border-radius: 10px;
    font-size: 0.78rem;
    font-weight: 500;
}
.fm-bool-false {
    color: #dc2626;
    background: #fef2f2;
    padding: 2px 9px;
    border-radius: 10px;
    font-size: 0.78rem;
    font-weight: 500;
}

/* 深色模式 */
@media (prefers-color-scheme: dark) {
    .fm-card {
        background: var(--bg-secondary);
        border-color: var(--border);
    }
    .fm-header:hover { background: rgba(255,255,255,0.05); }
    .fm-row:hover { background: rgba(255,255,255,0.03); }
    .fm-badge { background: rgba(255,255,255,0.1); }
    .fm-bool-true { background: rgba(22,163,74,0.15); }
    .fm-bool-false { background: rgba(220,38,38,0.15); }
}

@media (max-width: 640px) {
    .fm-row { flex-direction: column; gap: 3px; }
    .fm-key { min-width: unset; max-width: unset; }
}