:root {
    /* 主要颜色 - 现代化调色板 */
    --primary-color: #3b82f6;
    --primary-color-dark: #2563eb;
    --primary-color-light: #dbeafe;
    --accent-color: #8b5cf6;
    --accent-color-dark: #7c3aed;
    --accent-color-light: #ede9fe;
    --success-color: #10b981;
    --success-color-light: #d1fae5;
    --warning-color: #f59e0b;
    --warning-color-light: #fef3c7;
    --error-color: #ef4444;
    --error-color-light: #fee2e2;
    
    /* 文本颜色 */
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --text-white: #ffffff;
    
    /* 背景颜色 */
    --background-white: #ffffff;
    --background-light: #f9fafb;
    --background-dark: #111827;
    --background-card: #ffffff;
    
    /* 边框和分隔线 */
    --border-color: #e5e7eb;
    --divider-color: #d1d5db;
    --border-radius: 8px;
    --card-border-radius: 12px;
    --button-border-radius: 8px;
    
    /* 阴影 - 现代化层次感 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* 过渡效果 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 间距系统 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    
    /* 字体大小 */
    --font-xs: 0.75rem;
    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-2xl: 1.5rem;
    --font-3xl: 1.875rem;
    --font-4xl: 2.25rem;
    --font-5xl: 3rem;
}

/* 基础重置和全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-size: var(--font-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-light);
    min-height: 100vh;
}

/* 通用元素样式 */
a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

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

/* 按钮基础样式 - 仅影响前端 */
body:not(.admin-body) button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: all var(--transition-fast);
}

/* 通用按钮样式 - 仅影响前端 */
body:not(.admin-body) .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--button-border-radius);
    font-weight: 500;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: none;
    font-family: inherit;
}

/* 主要按钮 - 仅影响前端 */
body:not(.admin-body) .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* 次要按钮 - 仅影响前端 */
body:not(.admin-body) .btn-secondary {
    background-color: var(--background-light);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .btn-secondary:hover {
    background-color: var(--border-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 轮廓按钮 - 仅影响前端 */
body:not(.admin-body) .btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

body:not(.admin-body) .btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* 小按钮 - 仅影响前端 */
body:not(.admin-body) .btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--space-3);
}

/* 大按钮 - 仅影响前端 */
body:not(.admin-body) .btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--space-4);
}

/* 全宽按钮 - 仅影响前端 */
body:not(.admin-body) .btn-block {
    width: 100%;
}

/* 圆形按钮 - 仅影响前端 */
body:not(.admin-body) .btn-circle {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 图标按钮 - 仅影响前端 */
body:not(.admin-body) .btn-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius);
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 表单元素 - 仅影响前端 */
body:not(.admin-body) input,
body:not(.admin-body) textarea,
body:not(.admin-body) select {
    font-family: inherit;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--space-3) var(--space-4);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

body:not(.admin-body) input:focus,
body:not(.admin-body) textarea:focus,
body:not(.admin-body) select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-color-light);
}

/* 容器和布局 - 仅影响前端 */
body:not(.admin-body) .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-5);
}

/* 头部导航 - 仅影响前端 */
body:not(.admin-body) .header {
    background-color: var(--background-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

body:not(.admin-body) .navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) 0;
}

body:not(.admin-body) .logo {
    font-size: var(--space-6);
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

body:not(.admin-body) .logo i {
    font-size: var(--space-5);
}

body:not(.admin-body) .nav-links {
    display: flex;
    gap: var(--space-6);
    list-style: none;
}

body:not(.admin-body) .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    transition: color var(--transition-fast), transform var(--transition-fast);
    position: relative;
}

body:not(.admin-body) .nav-link:hover {
    color: var(--primary-color);
    transform: translateY(-1px);
}

body:not(.admin-body) .nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-normal);
}

body:not(.admin-body) .nav-link:hover::after {
    width: 100%;
}

/* 搜索容器 - 仅影响前端 */
body:not(.admin-body) .search-container {
    padding: var(--space-4) 0;
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-color);
}

body:not(.admin-body) .search-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    gap: var(--space-2);
}

body:not(.admin-body) .search-input {
    flex: 1;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--space-3);
    transition: all var(--transition-fast);
}

body:not(.admin-body) .search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-color-light);
}

body:not(.admin-body) .search-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--button-border-radius);
    font-weight: 500;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: none;
    font-family: inherit;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .search-button:hover {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .search-button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* 分类滚动区域 - 仅影响前端 */
body:not(.admin-body) .category-scroll {
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
}

body:not(.admin-body) .category-scroll::-webkit-scrollbar {
    height: 4px;
}

body:not(.admin-body) .category-container {
    display: inline-flex;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
}

body:not(.admin-body) .category-item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: 9999px;
    font-size: var(--space-3);
    font-weight: 500;
    color: var(--text-secondary);
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    white-space: nowrap;
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .category-item:hover {
    background-color: var(--primary-color-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .category-item.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .category-explore {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-color: transparent;
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .category-explore:hover {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* 主要内容区域 - 仅影响前端 */
body:not(.admin-body) .main-content {
    padding: var(--space-6) 0;
    min-height: calc(100vh - 120px);
}

/* 软件网格布局 - 仅影响前端 */
body:not(.admin-body) .software-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: var(--space-4);
    padding: 0 8px;
    justify-content: flex-start;
}

body:not(.admin-body) .software-card {
    flex: 0 0 calc(25% - 6px);
    max-width: calc(25% - 6px);
    margin-bottom: 0;
    background-color: transparent;
    border-radius: 8px;
    padding: 0;
    box-shadow: none;
    transition: all var(--transition-normal);
    border: none;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    break-inside: avoid;
}

body:not(.admin-body) .software-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    z-index: 10;
}

body:not(.admin-body) .software-image {
    width: 100%;
    height: auto;
    min-height: 150px;
    max-height: 300px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 0;
    transition: transform var(--transition-normal);
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    background-color: transparent;
    position: relative;
    overflow: hidden;
}

body:not(.admin-body) .software-image::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 70%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0));
    z-index: 1;
    border-radius: 0 0 8px 8px;
}

body:not(.admin-body) .software-image img {
    width: 100%;
    height: auto;
    min-height: 150px;
    max-height: 300px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform var(--transition-normal);
    position: relative;
}

body:not(.admin-body) .software-card:hover .software-image img {
    transform: scale(1.1);
}

body:not(.admin-body) .no-image {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 200px;
    background-color: #f9fafb;
    border-radius: 8px;
    color: #6b7280;
    font-size: 40px;
    position: relative;
}

body:not(.admin-body) .software-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    z-index: 2;
    color: white;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

body:not(.admin-body) .software-name {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 0;
    color: white;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
}

body:not(.admin-body) .software-details {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

body:not(.admin-body) .software-version, 
body:not(.admin-body) .software-size {
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 10px;
    font-weight: 500;
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(4px);
    line-height: 1;
}

body:not(.admin-body) .category-tag {
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 10px;
    font-weight: 500;
    background-color: rgba(30, 64, 175, 0.7);
    color: white;
    backdrop-filter: blur(4px);
    line-height: 1;
}

/* 响应式瀑布流 - 仅影响前端 */
@media (max-width: 1024px) {
    body:not(.admin-body) .software-card {
        flex: 0 0 calc(33.333% - 5px);
        max-width: calc(33.333% - 5px);
    }
    
    body:not(.admin-body) .software-info {
        padding: 12px;
    }
    
    body:not(.admin-body) .software-name {
        font-size: 14px;
    }
    
    body:not(.admin-body) .software-meta {
        gap: 4px;
    }
}

@media (max-width: 768px) {
    body:not(.admin-body) .software-card {
        flex: 0 0 calc(50% - 4px);
        max-width: calc(50% - 4px);
    }
    
    body:not(.admin-body) .software-info {
        padding: 10px;
    }
    
    body:not(.admin-body) .software-name {
        font-size: 13px;
    }
    
    body:not(.admin-body) .software-meta {
        gap: 4px;
    }
    
    body:not(.admin-body) .software-version, 
    body:not(.admin-body) .software-size {
        padding: 2px 6px;
        font-size: 9px;
    }
    
    body:not(.admin-body) .category-tag {
        padding: 2px 6px;
        font-size: 9px;
    }
}

@media (max-width: 480px) {
    body:not(.admin-body) .software-card {
        flex: 0 0 calc(50% - 4px);
        max-width: calc(50% - 4px);
    }
    
    body:not(.admin-body) .software-image {
        min-height: 120px;
        max-height: 200px;
    }
    
    body:not(.admin-body) .software-image img {
        min-height: 120px;
        max-height: 200px;
    }
    
    body:not(.admin-body) .software-info {
        padding: 10px;
    }
    
    body:not(.admin-body) .software-name {
        font-size: 13px;
        margin-bottom: 6px;
    }
    
    body:not(.admin-body) .software-meta {
        gap: 4px;
    }
    
    body:not(.admin-body) .software-version, 
    body:not(.admin-body) .software-size {
        padding: 2px 6px;
        font-size: 9px;
    }
    
    body:not(.admin-body) .category-tag {
        padding: 2px 6px;
        font-size: 9px;
    }
    
    body:not(.admin-body) .no-image {
        height: 150px;
        font-size: 32px;
    }
}

@media (max-width: 360px) {
    body:not(.admin-body) .software-card {
        flex: 0 0 calc(100% - 4px);
        max-width: calc(100% - 4px);
    }
    
    body:not(.admin-body) .software-image {
        min-height: 150px;
        max-height: 250px;
    }
    
    body:not(.admin-body) .software-image img {
        min-height: 150px;
        max-height: 250px;
    }
    
    body:not(.admin-body) .software-info {
        padding: 12px;
    }
    
    body:not(.admin-body) .software-name {
        font-size: 14px;
        margin-bottom: 8px;
    }
    
    body:not(.admin-body) .software-meta {
        gap: 6px;
    }
    
    body:not(.admin-body) .software-version, 
    body:not(.admin-body) .software-size {
        padding: 2px 8px;
        font-size: 10px;
    }
    
    body:not(.admin-body) .category-tag {
        padding: 2px 8px;
        font-size: 10px;
    }
    
    body:not(.admin-body) .no-image {
        height: 180px;
        font-size: 36px;
    }
}


body:not(.admin-body) .software-meta {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-2);
    flex-wrap: wrap;
}

body:not(.admin-body) .software-meta span,
body:not(.admin-body) .software-version,
body:not(.admin-body) .software-size {
    padding: 2px var(--space-2);
    border-radius: 9999px;
    font-size: var(--font-xs);
    font-weight: 500;
    background-color: var(--background-light);
}

body:not(.admin-body) .software-version {
    background-color: var(--primary-color-light);
    color: var(--primary-color);
}

body:not(.admin-body) .software-size {
    background-color: var(--success-color-light);
    color: var(--success-color);
}

body:not(.admin-body) .software-category {
    margin-bottom: var(--space-2);
}

body:not(.admin-body) .category-tag {
    padding: 2px var(--space-2);
    border-radius: 9999px;
    font-size: var(--font-xs);
    font-weight: 500;
    background-color: var(--accent-color-light);
    color: var(--accent-color);
}

body:not(.admin-body) .software-description {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    line-height: 1.4;
    margin-bottom: var(--space-3);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

body:not(.admin-body) .download-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--button-border-radius);
    font-weight: 500;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: none;
    font-family: inherit;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: var(--shadow-sm);
    width: 100%;
    justify-content: center;
}

body:not(.admin-body) .download-button:hover {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .download-button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* 空状态 - 仅影响前端 */
body:not(.admin-body) .empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-12) var(--space-5);
    color: var(--text-muted);
}

body:not(.admin-body) .empty-state i {
    font-size: 64px;
    margin-bottom: var(--space-4);
    opacity: 0.3;
}

body:not(.admin-body) .empty-state p {
    font-size: var(--space-4);
    margin: 0;
}

/* 分页 - 仅影响前端 */
body:not(.admin-body) .pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-8);
    padding: var(--space-4);
}

body:not(.admin-body) .pagination-prev,
body:not(.admin-body) .pagination-next {
    padding: var(--space-2) var(--space-3);
    background-color: var(--background-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

body:not(.admin-body) .pagination-prev:hover,
body:not(.admin-body) .pagination-next:hover {
    background-color: var(--primary-color-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

body:not(.admin-body) .pagination-info {
    font-size: var(--space-3);
    color: var(--text-secondary);
    font-weight: 500;
}

/* 分类页面样式 - 仅影响前端 */
body:not(.admin-body) .categories-page {
    padding: var(--space-8) var(--space-5);
    max-width: 1200px;
    margin: 0 auto;
}

body:not(.admin-body) .categories-header {
    text-align: center;
    margin-bottom: var(--space-10);
}

body:not(.admin-body) .categories-header h1 {
    font-size: var(--space-10);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    position: relative;
    display: inline-block;
}

body:not(.admin-body) .categories-header h1::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 9999px;
}

body:not(.admin-body) .categories-header p {
    color: var(--text-secondary);
    font-size: var(--space-4);
    max-width: 600px;
    margin: 0 auto;
}

body:not(.admin-body) .categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-6);
}

body:not(.admin-body) .category-card, 
body:not(.admin-body) .category-button {
    display: flex;
    align-items: center;
    background-color: var(--background-white);
    border: 1px solid var(--border-color);
    border-radius: var(--card-border-radius);
    padding: var(--space-4);
    text-decoration: none;
    color: var(--text-primary);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
    height: 80px;
    cursor: pointer;
    border: none;
    font-family: inherit;
    font-size: inherit;
    position: relative;
    overflow: hidden;
}

body:not(.admin-body) .category-button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4);
    border-radius: var(--card-border-radius);
    font-weight: 600;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
    font-family: inherit;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: var(--shadow-sm);
    height: 80px;
    position: relative;
    overflow: hidden;
    width: 100%;
    text-align: left;
}

body:not(.admin-body) .category-button:hover {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

body:not(.admin-body) .category-button.active {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .category-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--primary-color-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--space-4);
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

body:not(.admin-body) .category-card:hover .category-icon {
    transform: scale(1.1);
}

body:not(.admin-body) .category-icon i {
    font-size: 20px;
    color: var(--primary-color);
}

body:not(.admin-body) .category-button .category-icon {
    background-color: rgba(255, 255, 255, 0.2);
}

body:not(.admin-body) .category-button .category-icon i {
    color: white;
}

body:not(.admin-body) .category-info h3 {
    font-size: var(--space-3);
    font-weight: 600;
    margin-bottom: var(--space-1);
}

body:not(.admin-body) .category-info .category-count {
    font-size: 0.75rem;
    color: var(--text-muted);
}

body:not(.admin-body) .category-button .category-count {
    color: rgba(255, 255, 255, 0.8);
}

/* 详情页面样式 - 仅影响前端 */
body:not(.admin-body) .detail-header {
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .detail-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    width: 100%;
}

body:not(.admin-body) .back-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--button-border-radius);
    font-weight: 500;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: 1px solid var(--border-color);
    font-family: inherit;
    background-color: var(--background-light);
    color: var(--text-primary);
    font-size: var(--space-5);
    padding: var(--space-2);
}

body:not(.admin-body) .back-button:hover {
    background-color: var(--primary-color-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateX(-2px);
}

body:not(.admin-body) .detail-title {
    font-size: var(--space-5);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

body:not(.admin-body) .header-actions {
    display: flex;
    gap: var(--space-2);
}

body:not(.admin-body) .edit-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--button-border-radius);
    font-weight: 500;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: 1px solid var(--border-color);
    font-family: inherit;
    background-color: var(--background-light);
    color: var(--text-primary);
    padding: var(--space-2) var(--space-3);
}

body:not(.admin-body) .edit-button:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-1px);
}


body:not(.admin-body) .software-header-section {
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-8) 0;
}

body:not(.admin-body) .software-header {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

body:not(.admin-body) .software-info {
    width: 100%;
}

body:not(.admin-body) .software-title {
    font-size: var(--space-10);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--space-6) 0;
    line-height: 1.2;
}

body:not(.admin-body) .software-meta {
    margin-bottom: var(--space-6);
}

body:not(.admin-body) .meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

body:not(.admin-body) .meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background-color: var(--background-light);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--border-radius);
}

body:not(.admin-body) .meta-label {
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.875rem;
    white-space: nowrap;
}

body:not(.admin-body) .meta-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

body:not(.admin-body) .version-badge {
    color: var(--primary-color);
    background-color: var(--primary-color-light);
    padding: var(--space-1) var(--space-3);
    border-radius: 9999px;
}

body:not(.admin-body) .category-badge {
    color: var(--accent-color);
    background-color: var(--accent-color-light);
    padding: var(--space-1) var(--space-3);
    border-radius: 9999px;
}

body:not(.admin-body) .size-info {
    color: var(--success-color);
}

body:not(.admin-body) .update-time {
    color: var(--warning-color);
}

/* 详情页面网格布局 - 仅影响前端 */
body:not(.admin-body) .detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
    margin-top: var(--space-5);
    padding-bottom: 80px; /* 确保内容不被底部导航栏遮挡 */
}

body:not(.admin-body) .detail-left {
    background-color: var(--background-white);
    border-radius: var(--card-border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .detail-right {
    background-color: var(--background-white);
    border-radius: var(--card-border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* 通用区域样式 - 仅影响前端 */
body:not(.admin-body) .section-title {
    font-size: var(--font-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--space-4) 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--border-color);
}

body:not(.admin-body) .section-title i {
    color: var(--primary-color);
    font-size: var(--space-3);
}

/* 描述区域 - 仅影响前端 */
body:not(.admin-body) .description-section {
    padding: var(--space-4);
}

body:not(.admin-body) .description-content {
    line-height: 1.6;
    color: var(--text-primary);
    font-size: var(--font-base);
    min-height: 150px;
}

body:not(.admin-body) .description-content p {
    margin-bottom: var(--space-3);
}

body:not(.admin-body) .description-content p:last-child {
    margin-bottom: 0;
}

/* 下载区域 - 仅影响前端 */
body:not(.admin-body) .download-section {
    padding: var(--space-4);
    margin-top: var(--space-4);
    background-color: var(--background-white);
    border-radius: var(--card-border-radius);
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .download-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

body:not(.admin-body) .download-item {
    background-color: var(--background-light);
    border-radius: var(--border-radius);
    padding: var(--space-4);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

body:not(.admin-body) .download-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color-light);
}

body:not(.admin-body) .download-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

body:not(.admin-body) .download-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex: 1;
}

body:not(.admin-body) .download-title h3 {
    margin: 0;
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

body:not(.admin-body) .primary-tag {
    background-color: var(--primary-color);
    color: white;
    padding: 2px var(--space-2);
    border-radius: var(--space-1);
    font-size: var(--font-xs);
    font-weight: 500;
}

body:not(.admin-body) .download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--button-border-radius);
    font-weight: 500;
    font-size: var(--space-3);
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    border: none;
    font-family: inherit;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    box-shadow: var(--shadow-sm);
}

body:not(.admin-body) .download-btn:hover {
    background: linear-gradient(135deg, var(--primary-color-dark), var(--accent-color-dark));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .download-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* 截图区域 - 仅影响前端 */
body:not(.admin-body) .screenshot-section {
    padding: var(--space-4);
}

body:not(.admin-body) .screenshot-carousel {
    width: 100%;
}

body:not(.admin-body) .carousel-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    background-color: var(--background-light);
}

body:not(.admin-body) .carousel-slides {
    display: flex;
    transition: transform var(--transition-normal);
}

body:not(.admin-body) .carousel-slide {
    min-width: 100%;
    flex-shrink: 0;
}

body:not(.admin-body) .carousel-slide img {
    width: 100%;
    height: 350px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

/* 响应式轮播图高度 */
@media (max-width: 1024px) {
    body:not(.admin-body) .carousel-slide img {
        height: 300px;
    }
}

@media (max-width: 768px) {
    body:not(.admin-body) .carousel-slide img {
        height: 250px;
    }
}

@media (max-width: 480px) {
    body:not(.admin-body) .carousel-slide img {
        height: 200px;
    }
}

@media (max-width: 360px) {
    body:not(.admin-body) .carousel-slide img {
        height: 180px;
    }
}

body:not(.admin-body) .carousel-slide:hover img {
    transform: scale(1.02);
}

body:not(.admin-body) .carousel-prev, 
body:not(.admin-body) .carousel-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.95);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--space-3);
    color: var(--text-primary);
    transition: all var(--transition-normal);
    z-index: 10;
    box-shadow: var(--shadow-md);
}

body:not(.admin-body) .carousel-prev {
    left: var(--space-3);
}

body:not(.admin-body) .carousel-next {
    right: var(--space-3);
}

body:not(.admin-body) .carousel-prev:hover, 
body:not(.admin-body) .carousel-next:hover {
    background-color: white;
    box-shadow: var(--shadow-lg);
    transform: translateY(-50%) scale(1.1);
}

body:not(.admin-body) .carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--space-1);
    margin: var(--space-3) 0 0;
}

body:not(.admin-body) .carousel-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--border-color);
    cursor: pointer;
    transition: all var(--transition-normal);
}

body:not(.admin-body) .carousel-indicator.active {
    background-color: var(--primary-color);
    transform: scale(1.2);
}

body:not(.admin-body) .no-screenshot {
    text-align: center;
    padding: var(--space-8) var(--space-4);
    color: var(--text-muted);
    background-color: var(--background-light);
    border-radius: var(--border-radius);
}

body:not(.admin-body) .no-screenshot i {
    font-size: 64px;
    margin-bottom: var(--space-4);
    opacity: 0.3;
}

body:not(.admin-body) .no-screenshot p {
    font-size: var(--space-4);
    margin: 0;
}

/* 响应式设计 - 仅影响前端 */
@media (max-width: 1200px) {
    body:not(.admin-body) .container {
        max-width: 95%;
    }
    
    body:not(.admin-body) .detail-grid {
        gap: var(--space-6);
    }
}

@media (max-width: 1024px) {
    body:not(.admin-body) .detail-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    body:not(.admin-body) .carousel-slide img {
        height: 400px;
    }
    
    body:not(.admin-body) .software-header-section {
        padding: var(--space-6) 0;
    }
    
    body:not(.admin-body) .software-title {
        font-size: var(--space-8);
    }
}

@media (max-width: 768px) {
    :root {
        --space-1: 0.25rem;
        --space-2: 0.5rem;
        --space-3: 0.75rem;
        --space-4: 1rem;
        --space-5: 1.25rem;
        --space-6: 1.5rem;
        --space-8: 1.75rem;
        --space-10: 2rem;
    }
    
    body:not(.admin-body) .container {
        padding: 0 var(--space-3);
        max-width: 100%;
    }
    
    body:not(.admin-body) .navbar {
        flex-direction: column;
        gap: var(--space-3);
        align-items: flex-start;
    }
    
    body:not(.admin-body) .nav-links {
        gap: var(--space-3);
        flex-wrap: wrap;
    }
    
    body:not(.admin-body) .search-form {
        padding: 0 var(--space-2);
        flex-direction: column;
        gap: var(--space-2);
    }
    
    body:not(.admin-body) .search-input {
        width: 100%;
        padding: var(--space-2) var(--space-3);
    }
    
    body:not(.admin-body) .category-container {
        padding: var(--space-2) var(--space-3);
    }
    
    body:not(.admin-body) .software-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--space-3);
        margin-top: var(--space-3);
    }
    
    body:not(.admin-body) .categories-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: var(--space-3);
    }
    
    body:not(.admin-body) .category-card, 
    body:not(.admin-body) .category-button {
        padding: var(--space-3);
        height: 70px;
    }
    
    body:not(.admin-body) .category-icon {
        width: 40px;
        height: 40px;
        margin-right: var(--space-2);
    }
    
    body:not(.admin-body) .category-icon i {
        font-size: 18px;
    }
    
    body:not(.admin-body) .category-info h3 {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .detail-header {
        top: 0;
        position: sticky;
        z-index: 1000;
    }
    
    body:not(.admin-body) .detail-header .container {
        padding: var(--space-3) var(--space-3);
    }
    
    body:not(.admin-body) .detail-title {
        font-size: var(--space-4);
    }
    
    body:not(.admin-body) .software-header-section {
        padding: var(--space-4) 0;
    }
    
    body:not(.admin-body) .software-title {
        font-size: var(--space-6);
        margin-bottom: var(--space-3);
        line-height: 1.2;
    }
    
    body:not(.admin-body) .meta-row {
        flex-direction: column;
        gap: var(--space-2);
        margin-bottom: var(--space-3);
    }
    
    body:not(.admin-body) .meta-item {
        width: 100%;
        justify-content: space-between;
        padding: var(--space-3) var(--space-3);
        background-color: var(--background-light);
        border-radius: var(--border-radius);
        display: flex;
        align-items: center;
        margin-bottom: var(--space-2);
    }
    
    body:not(.admin-body) .detail-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3);
        margin-top: var(--space-4);
        padding-bottom: 100px; /* 确保内容不被底部导航栏遮挡 */
    }
    
    body:not(.admin-body) .description-section,
    body:not(.admin-body) .download-section,
    body:not(.admin-body) .screenshot-section {
        padding: var(--space-3);
    }
    
    body:not(.admin-body) .section-title {
        font-size: var(--font-lg);
        margin-bottom: var(--space-3);
        padding-bottom: var(--space-2);
        gap: var(--space-1);
    }
    
    body:not(.admin-body) .description-content {
        font-size: var(--font-sm);
        line-height: 1.5;
    }
    
    body:not(.admin-body) .carousel-slide img {
        height: 250px;
        object-fit: cover;
    }
    
    body:not(.admin-body) .download-info {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }
    
    body:not(.admin-body) .download-btn {
        align-self: flex-end;
        padding: var(--space-2) var(--space-3);
        width: 100%;
        justify-content: center;
    }
    
    body:not(.admin-body) .carousel-prev, 
    body:not(.admin-body) .carousel-next {
        width: 36px;
        height: 36px;
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .pagination {
        margin-top: var(--space-4);
        padding: var(--space-2);
        gap: var(--space-2);
    }
    
    body:not(.admin-body) .categories-header h1 {
        font-size: var(--space-6);
    }
}

@media (max-width: 480px) {
    :root {
        --space-1: 0.25rem;
        --space-2: 0.5rem;
        --space-3: 0.75rem;
        --space-4: 1rem;
        --space-5: 1.25rem;
        --space-6: 1.5rem;
        --space-8: 1.5rem;
        --space-10: 1.75rem;
    }
    
    body:not(.admin-body) .container {
        padding: 0 var(--space-2);
    }
    
    body:not(.admin-body) .header {
        position: static;
    }
    
    body:not(.admin-body) .navbar {
        padding: var(--space-2) 0;
    }
    
    body:not(.admin-body) .logo {
        font-size: var(--space-4);
    }
    
    body:not(.admin-body) .nav-links {
        gap: var(--space-2);
    }
    
    body:not(.admin-body) .nav-link {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .search-form {
        gap: var(--space-1);
    }
    
    body:not(.admin-body) .search-input {
        padding: var(--space-2) var(--space-3);
    }
    
    body:not(.admin-body) .search-button {
        padding: var(--space-2) var(--space-3);
    }
    
    body:not(.admin-body) .category-container {
        padding: var(--space-2) var(--space-2);
    }
    
    body:not(.admin-body) .category-item {
        padding: var(--space-1) var(--space-2);
        font-size: var(--space-3);
        gap: var(--space-1);
    }
    
    body:not(.admin-body) .software-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2);
        margin-top: var(--space-3);
    }
    
    body:not(.admin-body) .software-card {
        padding: 0;
    }
    
    body:not(.admin-body) .software-image {
        height: 130px;
        margin-bottom: 0;
    }
    
    body:not(.admin-body) .software-name {
        font-size: var(--space-3);
        margin-bottom: var(--space-1);
    }
    
    body:not(.admin-body) .software-meta {
        gap: var(--space-1);
        margin-bottom: var(--space-2);
    }
    
    body:not(.admin-body) .software-description {
        font-size: var(--space-3);
        margin-bottom: var(--space-2);
    }
    
    body:not(.admin-body) .categories-page {
        padding: var(--space-3) var(--space-2);
    }
    
    body:not(.admin-body) .categories-header {
        margin-bottom: var(--space-4);
    }
    
    body:not(.admin-body) .categories-header h1 {
        font-size: var(--space-5);
    }
    
    body:not(.admin-body) .categories-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2);
    }
    
    body:not(.admin-body) .category-card, 
    body:not(.admin-body) .category-button {
        padding: var(--space-2);
        height: 60px;
    }
    
    body:not(.admin-body) .category-icon {
        width: 32px;
        height: 32px;
        margin-right: var(--space-2);
    }
    
    body:not(.admin-body) .category-icon i {
        font-size: 14px;
    }
    
    body:not(.admin-body) .category-info h3 {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .category-count {
        font-size: 0.65rem;
    }
    
    body:not(.admin-body) .detail-header {
        top: 0;
        position: sticky;
        z-index: 1000;
    }
    
    body:not(.admin-body) .detail-header .container {
        padding: var(--space-2);
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    
    body:not(.admin-body) .back-button {
        padding: var(--space-1);
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .detail-title {
        font-size: var(--space-3);
        flex: 1;
        text-align: center;
        margin: 0;
    }
    
    body:not(.admin-body) .edit-button {
        padding: var(--space-1) var(--space-2);
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .software-header-section {
        padding: var(--space-3) 0;
    }
    
    body:not(.admin-body) .software-title {
        font-size: var(--space-5);
        margin-bottom: var(--space-2);
        line-height: 1.2;
        word-wrap: break-word;
    }
    
    body:not(.admin-body) .meta-item {
        padding: var(--space-2) var(--space-2);
        gap: var(--space-1);
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--space-1);
    }
    
    body:not(.admin-body) .meta-label {
        font-size: 0.75rem;
        white-space: nowrap;
        font-weight: 500;
        color: var(--text-secondary);
    }
    
    body:not(.admin-body) .meta-value {
        font-size: 0.75rem;
        white-space: nowrap;
        font-weight: 600;
        color: var(--text-primary);
    }
    
    body:not(.admin-body) .description-content {
        font-size: var(--font-sm);
        line-height: 1.4;
        word-wrap: break-word;
    }
    
    body:not(.admin-body) .download-title h3 {
        font-size: var(--space-3);
        word-wrap: break-word;
    }
    
    body:not(.admin-body) .detail-grid {
        gap: var(--space-2);
        margin-top: var(--space-3);
        padding-bottom: 100px;
    }
    
    body:not(.admin-body) .description-section,
    body:not(.admin-body) .download-section,
    body:not(.admin-body) .screenshot-section {
        padding: var(--space-3);
    }
    
    body:not(.admin-body) .section-title {
        font-size: var(--font-lg);
        margin-bottom: var(--space-2);
        padding-bottom: var(--space-2);
        gap: var(--space-1);
    }
    
    body:not(.admin-body) .section-title i {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .description-content {
        font-size: var(--font-sm);
        line-height: 1.4;
    }
    
    body:not(.admin-body) .carousel-slide img {
        height: 200px;
        object-fit: cover;
    }
    
    body:not(.admin-body) .carousel-prev, 
    body:not(.admin-body) .carousel-next {
        width: 32px;
        height: 32px;
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .carousel-indicators {
        gap: var(--space-1);
        margin-top: var(--space-2);
    }
    
    body:not(.admin-body) .carousel-indicator {
        width: 5px;
        height: 5px;
    }
    
    body:not(.admin-body) .download-item {
        padding: var(--space-3);
    }
    
    body:not(.admin-body) .download-title h3 {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .primary-tag {
        padding: 0 var(--space-2);
        font-size: 0.65rem;
    }
    
    body:not(.admin-body) .download-btn {
        padding: var(--space-2) var(--space-3);
        font-size: 0.8rem;
        width: 100%;
        justify-content: center;
    }
    
    body:not(.admin-body) .pagination {
        margin-top: var(--space-3);
        padding: var(--space-2);
        gap: var(--space-2);
    }
    
    body:not(.admin-body) .pagination-prev,
    body:not(.admin-body) .pagination-next {
        padding: var(--space-1) var(--space-2);
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .pagination-info {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .empty-state {
        padding: var(--space-6) var(--space-2);
    }
    
    body:not(.admin-body) .empty-state i {
        font-size: 40px;
        margin-bottom: var(--space-2);
    }
    
    body:not(.admin-body) .empty-state p {
        font-size: var(--space-3);
    }
    
    body:not(.admin-body) .footer-nav {
        padding: var(--space-2) 0;
        flex-direction: row;
        gap: 0;
    }
    
    body:not(.admin-body) .footer-item {
        font-size: var(--space-3);
        padding: var(--space-2);
        flex: 1;
        text-align: center;
    }
}

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

.fade-in {
    animation: fadeIn var(--transition-slow) ease-out;
}

/* 底部导航样式 */
.footer {
    background-color: #ffffff;
    border-top: 1px solid #e5e7eb;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.footer-nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 12px 0;
    flex-direction: row;
    width: 100%;
    background-color: #ffffff;
    backdrop-filter: none;
    border-top: none;
}

.footer-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    color: #6b7280;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 12px;
    font-size: 16px;
    flex: 1;
    max-width: none;
    min-height: auto;
    background-color: transparent;
    border: 2px solid transparent;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.footer-item:hover {
    background-color: #f9fafb;
    color: #1e40af;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.15);
    border-color: rgba(30, 64, 175, 0.2);
}

.footer-item:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(30, 64, 175, 0.1);
}

.footer-item.active {
    background-color: #1e40af;
    color: white;
    font-weight: 600;
    box-shadow: 0 4px 16px rgba(30, 64, 175, 0.3);
    border-color: #1e40af;
    transform: translateY(-1px);
}

.footer-item.active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
    border-radius: 12px;
}

.footer-item.active:hover {
    background-color: #1e40af;
    color: white;
    box-shadow: 0 6px 20px rgba(30, 64, 175, 0.4);
    transform: translateY(-3px);
}

.footer-icon {
    display: none !important;
}

.footer-text {
    font-size: 16px;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    line-height: 1;
    margin: 0;
}

/* 响应式底部导航 */
@media (max-width: 1024px) {
    .footer-item {
        font-size: 15px;
        padding: 8px 16px;
    }
    
    .footer-text {
        font-size: 15px;
    }
}

@media (max-width: 768px) {
    .footer-nav {
        padding: 10px 0;
        max-width: 100%;
        flex-direction: row !important;
    }
    
    .footer-item {
        padding: 8px 12px;
        font-size: 14px;
        flex: 1;
    }
    
    .footer-text {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .footer-nav {
        padding: 8px 0;
        max-width: 100%;
        flex-direction: row !important;
    }
    
    .footer-item {
        padding: 6px 8px;
        font-size: 13px;
        flex: 1;
    }
    
    .footer-text {
        font-size: 13px;
    }
}

@media (max-width: 360px) {
    .footer-item {
        padding: 6px 6px;
        font-size: 12px;
        flex: 1;
    }
    
    .footer-text {
        font-size: 12px;
    }
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 9999px;
}

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