/* Base Styles */
:root {
    --primary-bg: #E0E0E0;
    --secondary-bg: #FFFFFF;
    --accent-color: #007AFF;
    --text-color: #333333;
    --light-text: #666666;
    --border-radius: 8px;
    --card-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--primary-bg);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: var(--accent-color);
}

ul {
    list-style: none;
}

/* Header Styles */
.header {
    background-color: var(--secondary-bg);
    box-shadow: var(--card-shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
}

.logo h1 {
    font-size: 24px;
    font-weight: 600;
}

.main-nav ul {
    display: flex;
}

.main-nav li {
    margin-left: 20px;
}

.main-nav a {
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

.main-nav a:hover, .main-nav a.active {
    color: var(--accent-color);
}

.theme-toggle button {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 18px;
    color: var(--text-color);
    transition: var(--transition);
}

.theme-toggle button:hover {
    color: var(--accent-color);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 0;
}

.hero h2 {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 700;
}

.hero p {
    font-size: 18px;
    color: var(--light-text);
    margin-bottom: 30px;
}

.search-bar {
    display: flex;
    max-width: 600px;
    margin: 0 auto;
}

.search-bar input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius) 0 0 var(--border-radius);
    font-size: 16px;
    outline: none;
}

.search-bar button {
    background-color: var(--accent-color);
    color: white;
    border: none;
    padding: 0 20px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    cursor: pointer;
    transition: var(--transition);
}

.search-bar button:hover {
    background-color: #0056b3;
}

/* Category Tabs */
.categories {
    margin: 30px 0;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.tab {
    background-color: var(--secondary-bg);
    border: none;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--card-shadow);
}

.tab:hover {
    background-color: #f0f0f0;
}

.tab.active {
    background-color: var(--accent-color);
    color: white;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 60px;
}

.tool-card {
    background-color: var(--secondary-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

.tool-header {
    padding: 16px 16px 8px 16px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    text-align: left;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.tool-name {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
    color: var(--text-color);
    text-align: left;
}

.tool-screenshot-container {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    margin-bottom: -8px;
}

.tool-screenshot {
    width: 100%;
    height:200px;
    object-fit: cover;
    object-position: center top;
    max-height: none;
}

.screenshot-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height:0px;
    background-color: var(--secondary-bg);
    z-index: 10;
}

.tool-card-content {
    padding: 16px 16px 16px 16px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.tool-description {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin: 0 0 16px;
    flex-grow: 1;
}

.tool-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.tool-category-tag {
    background-color: rgba(0, 122, 255, 0.1);
    color: var(--accent-color);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.tool-link {
    color: var(--accent-color);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
}

.tool-link i {
    margin-left: 4px;
}

/* 默认截图占位符样式 */
.placeholder-screenshot {
    width: 100%;
    height: 200px;
    background-color: #f5f5f5;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #999;
    font-size: 14px;
}

/* 暗色模式调整 */
.dark-theme .tool-rating {
    background-color: #333;
    color: #f0f0f0;
}

.dark-theme .tool-category-tag {
    background-color: rgba(0, 122, 255, 0.2);
}

.dark-theme .placeholder-screenshot {
    background-color: #333;
    color: #999;
}

/* Footer */
.footer {
    background-color: var(--secondary-bg);
    padding: 30px 0;
    text-align: center;
    margin-top: 60px;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links a {
    margin-left: 15px;
    font-size: 18px;
    color: var(--light-text);
    transition: var(--transition);
}

.social-links a:hover {
    color: var(--accent-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        text-align: center;
    }
    
    .main-nav {
        margin: 15px 0;
    }
    
    .main-nav ul {
        justify-content: center;
    }
    
    .hero h2 {
        font-size: 28px;
    }
    
    .tabs {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 10px;
    }
    
    .footer .container {
        flex-direction: column;
    }
    
    .social-links {
        margin-top: 15px;
    }
    
    .social-links a {
        margin: 0 8px;
    }
}

/* Dark Theme */
body.dark-theme {
    --primary-bg: #1E1E1E;
    --secondary-bg: #2D2D2D;
    --text-color: #E0E0E0;
    --light-text: #B0B0B0;
    --card-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

body.dark-theme .tab:hover {
    background-color: #3D3D3D;
}

body.dark-theme .search-bar input {
    background-color: #2D2D2D;
    border-color: #444;
    color: #E0E0E0;
}

/* About Page Styles */
.about-section {
    padding: 60px 0;
}

.about-section h2 {
    font-size: 32px;
    margin-bottom: 30px;
    text-align: center;
}

.about-content {
    background-color: var(--secondary-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    max-width: 800px;
    margin: 0 auto;
}

.about-content h3 {
    font-size: 22px;
    margin: 30px 0 15px;
    color: var(--accent-color);
}

.about-content p {
    margin-bottom: 20px;
    line-height: 1.7;
}

.criteria-list, .categories-list {
    margin-left: 20px;
    margin-bottom: 20px;
}

.criteria-list li, .categories-list li {
    margin-bottom: 10px;
    line-height: 1.5;
}

/* Language Toggle */
.language-toggle {
    display: flex;
    margin-right: 15px;
}

.lang-btn {
    background: none;
    border: 1px solid var(--accent-color);
    color: var(--text-color);
    padding: 5px 10px;
    cursor: pointer;
    font-size: 14px;
    transition: var(--transition);
}

.lang-btn:first-child {
    border-radius: 4px 0 0 4px;
}

.lang-btn:last-child {
    border-radius: 0 4px 4px 0;
}

.lang-btn.active {
    background-color: var(--accent-color);
    color: white;
}

.lang-btn:hover:not(.active) {
    background-color: rgba(0, 122, 255, 0.1);
}

/* Loading Animation */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 200px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(0, 122, 255, 0.2);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 确保没有伪元素添加内容 */
.tool-screenshot::after,
.tool-screenshot::before,
.tool-screenshot-container::after,
.tool-screenshot-container::before {
    content: none !important;
    display: none !important;
}

/* Tool Detail Page Styles */
.tool-detail {
    padding: 40px 0;
}

.tool-header {
    display: flex;
    gap: 0;
    margin-bottom: 40px;
    background: var(--secondary-bg);
    padding: 0;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    align-items: stretch;
    overflow: hidden;
}

.tool-info {
    flex: 1;
    padding: 30px;
}

.tool-screenshot {
    flex: 0 0 450px;
    max-width: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    padding: 20px;
}

.tool-screenshot img {
    width: 100%;
    height: 280px;
    object-fit: contain;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.tool-logo img {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius);
}

.tool-info h1 {
    font-size: 32px;
    margin-bottom: 10px;
}

.tool-meta {
    display: flex;
    gap: 15px;
    margin: 15px 0;
}

.category, .rating {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.category {
    background: var(--accent-color);
    color: white;
}

.rating {
    background: #f0f0f0;
    color: var(--text-color);
}

.btn-primary {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: var(--transition);
}

.btn-primary:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

.content-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.tab-btn {
    padding: 12px 24px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--light-text);
    transition: var(--transition);
}

.tab-btn.active {
    color: var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
}

.tab-content {
    display: none;
    background: var(--secondary-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

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

.tab-content h3 {
    margin-bottom: 15px;
    color: var(--text-color);
}

.tab-content ul {
    margin-bottom: 20px;
}

.tab-content li {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.language-tag, .integration-tag {
    display: inline-block;
    background: #f0f0f0;
    padding: 5px 10px;
    margin: 5px;
    border-radius: 15px;
    font-size: 12px;
}

.pricing-plan {
    padding: 15px;
    margin: 10px 0;
    background: #f8f9fa;
    border-radius: var(--border-radius);
}

.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 20px;
}

.pros h4 {
    color: #28a745;
}

.cons h4 {
    color: #dc3545;
}

/* Blog Styles */
.blog-section {
    padding: 60px 0;
}

.blog-section h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 36px;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--secondary-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.blog-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-content {
    padding: 25px;
}

.blog-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 12px;
    color: var(--light-text);
}

.blog-meta .category {
    background: var(--accent-color);
    color: white;
    padding: 3px 8px;
    border-radius: 10px;
}

.blog-card h3 {
    margin-bottom: 15px;
}

.blog-card h3 a {
    color: var(--text-color);
    transition: var(--transition);
}

.blog-card h3 a:hover {
    color: var(--accent-color);
}

.read-more {
    color: var(--accent-color);
    font-weight: 600;
    transition: var(--transition);
}

.read-more:hover {
    text-decoration: underline;
}

/* Newsletter Styles */
.newsletter {
    background: var(--accent-color);
    color: white;
    padding: 60px 0;
    text-align: center;
}

.newsletter h3 {
    font-size: 28px;
    margin-bottom: 10px;
}

.newsletter p {
    margin-bottom: 30px;
    opacity: 0.9;
}

.newsletter-form {
    display: flex;
    max-width: 400px;
    margin: 0 auto;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
}

.newsletter-form button {
    padding: 12px 24px;
    background: white;
    color: var(--accent-color);
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background: #f0f0f0;
}

/* About Page Styles */
.about-section {
    padding: 60px 0;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.about-content h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 36px;
}

.about-content h3 {
    margin: 30px 0 15px 0;
    color: var(--accent-color);
}

.criteria-list, .categories-list {
    margin: 20px 0;
}

.criteria-list li, .categories-list li {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

/* Language Toggle Styles */
.language-toggle {
    display: flex;
    gap: 5px;
}

.lang-btn {
    padding: 8px 12px;
    background: none;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    font-size: 12px;
}

.lang-btn.active {
    background: var(--accent-color);
    color: white;
}

.lang-btn:hover {
    background: var(--accent-color);
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 15px;
    }
    
    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .tool-header {
        flex-direction: column;
        text-align: center;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
}

/* Dark Theme */
.dark-theme {
    --primary-bg: #1a1a1a;
    --secondary-bg: #2d2d2d;
    --text-color: #ffffff;
    --light-text: #cccccc;
}

.dark-theme .language-tag,
.dark-theme .integration-tag {
    background: #404040;
    color: #ffffff;
}

.dark-theme .pricing-plan {
    background: #404040;
}

.dark-theme .blog-meta .category {
    background: var(--accent-color);
}

/* Tool Actions Styles */
.tool-actions {
    display: flex;
    justify-content: center;
    margin-top: 10px;
}

.tool-detail-link {
    background: var(--accent-color);
    color: white;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.tool-detail-link:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
}

.tool-detail-link i {
    font-size: 12px;
}

.dark-theme .tool-detail-link {
    background: var(--accent-color);
    color: white;
}

.dark-theme .tool-detail-link:hover {
    background: #0056b3;
}
}/* 
Blog Article Styles */
.blog-article {
    padding: 40px 0;
    max-width: 800px;
    margin: 0 auto;
}

.article-header {
    text-align: center;
    margin-bottom: 50px;
    padding-bottom: 30px;
    border-bottom: 2px solid #f0f0f0;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
    font-size: 14px;
    color: var(--light-text);
}

.article-meta .category {
    background: var(--accent-color);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
}

.blog-article h1 {
    font-size: 36px;
    margin-bottom: 15px;
    line-height: 1.2;
}

.article-subtitle {
    font-size: 18px;
    color: var(--light-text);
    line-height: 1.6;
}

.article-content {
    line-height: 1.8;
    font-size: 16px;
}

.article-content h2 {
    margin: 40px 0 20px 0;
    color: var(--accent-color);
    font-size: 28px;
}

.article-content h3 {
    margin: 30px 0 15px 0;
    color: var(--text-color);
    font-size: 22px;
}

.article-content p {
    margin-bottom: 20px;
}

.article-content ul, .article-content ol {
    margin: 20px 0;
    padding-left: 30px;
}

.article-content li {
    margin-bottom: 8px;
}

/* Comparison Table */
.comparison-table {
    margin: 30px 0;
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--secondary-bg);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}

.comparison-table th {
    background: var(--accent-color);
    color: white;
    font-weight: 600;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table tr:nth-child(even) {
    background: #f8f9fa;
}

/* Pricing Comparison */
.pricing-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin: 30px 0;
}

.pricing-card {
    background: var(--secondary-bg);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
}

.pricing-card h3 {
    color: var(--accent-color);
    margin-bottom: 20px;
    text-align: center;
}

.pricing-card ul {
    list-style: none;
    padding: 0;
}

.pricing-card li {
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
}

.pricing-card li:last-child {
    border-bottom: none;
}

/* Article CTA */
.article-cta {
    background: linear-gradient(135deg, var(--accent-color), #0056b3);
    color: white;
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    margin: 50px 0;
}

.article-cta h3 {
    margin-bottom: 15px;
    color: white;
}

.article-cta p {
    margin-bottom: 25px;
    opacity: 0.9;
}

.article-cta .btn-primary {
    background: white;
    color: var(--accent-color);
}

.article-cta .btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

/* Dark Theme for Articles */
.dark-theme .comparison-table tr:nth-child(even) {
    background: #404040;
}

.dark-theme .pricing-card {
    background: var(--secondary-bg);
}

/* Responsive Design for Articles */
@media (max-width: 768px) {
    .blog-article h1 {
        font-size: 28px;
    }
    
    .article-meta {
        flex-direction: column;
        align-items: center;
        gap: 10px;
    }
    
    .pricing-comparison {
        grid-template-columns: 1fr;
    }
    
    .comparison-table {
        font-size: 14px;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 10px;
    }
    
    /* Tool Detail Responsive */
    .tool-header {
        flex-direction: column;
        gap: 20px;
    }
    
    .tool-screenshot {
        flex: none;
        max-width: 100%;
        order: -1; /* Move screenshot to top on mobile */
    }
    
    .tool-screenshot img {
        height: 150px; /* Smaller height on mobile */
    }
}/* Sc
reenshot Placeholder Styles */
.screenshot-placeholder {
    width: 100%;
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: var(--border-radius);
}

.placeholder-content {
    text-align: center;
    color: #6c757d;
}

.placeholder-content i {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.5;
}

.placeholder-content p {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-color);
}

.placeholder-content span {
    font-size: 14px;
    opacity: 0.7;
}

/* Dark theme for placeholder */
.dark-theme .screenshot-placeholder {
    background: #404040;
    border-color: #555;
}

.dark-theme .placeholder-content {
    color: #aaa;
}

.dark-theme .placeholder-content p {
    color: #ffffff;
}