/* OmniGen2 组件样式文件 */

/* Overview区域样式 */
.overview-section {
    background: var(--bg-secondary);
}

.overview-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.text-block {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal) ease;
}

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

.text-block h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.text-block p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.overview-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.architecture-diagram {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
}

.diagram-node {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin: var(--spacing-md) 0;
    transition: all var(--transition-normal) ease;
}

.diagram-node:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.diagram-node i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.diagram-arrow {
    color: var(--accent-color);
    font-size: 1.5rem;
    margin: var(--spacing-sm) 0;
}

/* 功能区域样式 */
.features-section {
    background: var(--bg-primary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal) ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    position: relative;
    padding-left: var(--spacing-lg);
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* 技术区域样式 */
.technology-section {
    background: var(--bg-secondary);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.tech-item {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal) ease;
}

.tech-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(6, 182, 212, 0.1);
}

.tech-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.tech-icon i {
    font-size: 2rem;
    color: white;
}

.tech-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.tech-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 完美对称的2x2小方块布局样式 */
.tech-grid-symmetric {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 3rem auto 0;
    padding: 0 1rem;
}

.tech-card-symmetric {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(100, 200, 255, 0.2);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tech-card-symmetric::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(100, 200, 255, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 0;
}

.tech-card-symmetric:hover::before {
    opacity: 1;
}

.tech-card-symmetric:hover {
    transform: translateY(-8px) scale(1.02);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(100, 200, 255, 0.5);
    box-shadow: 
        0 20px 40px rgba(100, 200, 255, 0.15),
        0 0 0 1px rgba(100, 200, 255, 0.1);
}

.tech-icon-symmetric {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, #64c8ff 0%, #3b82f6 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2.2rem;
    color: white;
    box-shadow: 0 8px 25px rgba(100, 200, 255, 0.3);
    transition: all 0.4s ease;
    position: relative;
    z-index: 1;
}

.tech-card-symmetric:hover .tech-icon-symmetric {
    transform: rotate(10deg) scale(1.1);
    box-shadow: 0 12px 35px rgba(100, 200, 255, 0.4);
}

.tech-card-symmetric h3 {
    color: #64c8ff;
    margin-bottom: 1rem;
    font-size: 1.4rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.tech-card-symmetric:hover h3 {
    color: #ffffff;
}

.tech-card-symmetric p {
    color: #b0b3b8;
    line-height: 1.7;
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
    transition: color 0.3s ease;
}

.tech-card-symmetric:hover p {
    color: #e1e5e9;
}

/* 演示区域样式 */
.demos-section {
    background: var(--bg-primary);
    padding: var(--spacing-3xl) 0;
}

.demos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.demo-card-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-normal) ease;
    position: relative;
}

.demo-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-accent);
}

.demo-card-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.demo-image {
    height: 200px;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.125rem;
}

.demo-content {
    padding: var(--spacing-xl);
}

.demo-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.demo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.demo-tag {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
}

.demo-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.try-demo {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-fast) ease;
}

.try-demo:hover {
    color: var(--primary-color);
    transform: translateX(5px);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .overview-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    /* 移动端对称小方块响应式 */
    .tech-grid-symmetric {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, 1fr);
        gap: 1.5rem;
        max-width: 400px;
    }
    
    .tech-card-symmetric {
        min-height: 220px;
        padding: 2rem;
    }
    
    .tech-icon-symmetric {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
    
    .tech-card-symmetric h3 {
        font-size: 1.2rem;
    }
    
    .tech-card-symmetric p {
        font-size: 0.9rem;
    }
    
    .demos-grid {
        grid-template-columns: 1fr;
    }
}

/* API区域样式 */
.api-section {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0;
}

.api-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.api-text h3 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.api-text p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.api-code {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    overflow-x: auto;
}

.api-code pre {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.code-comment {
    color: #6b7280;
}

.code-keyword {
    color: var(--primary-color);
}

.code-string {
    color: var(--success-color);
}

.code-function {
    color: var(--accent-color);
}

/* 用例区域样式 */
.use-cases-section {
    background: var(--bg-primary);
    padding: var(--spacing-3xl) 0;
}

.use-case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.use-case-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal) ease;
    position: relative;
    overflow: hidden;
}

.use-case-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-accent);
}

.use-case-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-color);
}

.use-case-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.use-case-icon i {
    font-size: 1.5rem;
    color: white;
}

.use-case-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.use-case-item p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.use-case-features {
    list-style: none;
}

.use-case-features li {
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    position: relative;
    padding-left: var(--spacing-lg);
}

.use-case-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* 社区区域样式 */
.community-section {
    background: var(--bg-secondary);
    padding: var(--spacing-3xl) 0;
}

.community-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.community-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-normal) ease;
}

.community-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.community-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.community-icon i {
    font-size: 1.5rem;
    color: white;
}

.community-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.community-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.community-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast) ease;
}

.community-link:hover {
    color: var(--primary-color);
}

/* 联系区域样式 */
.contact-section {
    background: var(--bg-primary);
    padding: var(--spacing-3xl) 0;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-fast) ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-button {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-normal) ease;
}

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

/* 页脚样式 */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast) ease;
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast) ease;
}

.social-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

/* 响应式设计 */
@media (max-width: 1024px) {
    .overview-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .api-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .demos-grid {
        grid-template-columns: 1fr;
    }
    
    .use-case-grid {
        grid-template-columns: 1fr;
    }
    
    .community-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .text-block,
    .feature-card,
    .tech-item,
    .demo-card-item,
    .use-case-item,
    .community-card {
        padding: var(--spacing-lg);
    }
    
    .contact-form {
        padding: var(--spacing-lg);
    }
}

/* ============================================
   法律页面样式
   ============================================ */

/* 法律页面主体 */
.legal-page {
    padding: 2rem 0;
    background: var(--bg-color);
    min-height: 100vh;
}

.legal-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border-color);
}

.legal-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.legal-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.legal-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.legal-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.legal-meta i {
    color: var(--primary-color);
}

/* 目录导航 */
.legal-toc {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 3rem;
    box-shadow: var(--shadow-light);
}

.legal-toc h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.legal-toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 0.5rem;
}

.legal-toc li {
    margin: 0;
}

.legal-toc a {
    display: block;
    padding: 0.8rem 1rem;
    color: var(--text-color);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.legal-toc a:hover {
    background: var(--primary-color);
    color: white;
    border-left-color: var(--accent-color);
    transform: translateX(5px);
}

/* 法律内容区域 */
.legal-content {
    max-width: 1200px;
    margin: 0 auto;
}

.legal-section {
    margin-bottom: 4rem;
    scroll-margin-top: 100px;
}

.legal-section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary-color);
    position: relative;
}

.legal-section h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--accent-color);
}

/* 许可证文本样式 */
.license-text {
    background: #f8f9fa;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    color: var(--text-color);
}

.attribution-example {
    background: #f1f3f4;
    border-left: 4px solid var(--primary-color);
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 0 8px 8px 0;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

/* 法律页面响应式设计 */
@media (max-width: 768px) {
    .legal-header h1 {
        font-size: 2rem;
    }
    
    .legal-subtitle {
        font-size: 1.1rem;
    }
    
    .legal-meta {
        gap: 1rem;
        flex-direction: column;
        align-items: center;
    }
    
    .legal-toc ul {
        grid-template-columns: 1fr;
    }
    
    .legal-section h2 {
        font-size: 1.5rem;
    }
    
    .legal-toc,
    .content-card {
        padding: 1.5rem;
    }
}