/* 项目详情页样式 - 重新设计的布局 */

/* 顶部操作区域 */
.project-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 12px;
    border: 1px solid #e9ecef;
}

.action-buttons {
    display: flex;
    gap: 1rem;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.action-btn:hover {
    background: #f0f0f0;
    color: #333;
    transform: translateY(-1px);
}

.action-btn.github {
    background: #24292e;
    color: white;
}

.action-btn.github:hover {
    background: #1a1e22;
    transform: translateY(-2px);
}

.action-btn.download {
    background: #007bff;
    color: white;
}

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

.project-status {
    display: flex;
    align-items: center;
}

.status-badge {
    padding: 0.5rem 1rem;
    background: #28a745;
    color: white;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* 项目框架图展示区域 */
.project-framework {
    margin-bottom: 3rem;
    text-align: center;
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.framework-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.framework-caption {
    margin-top: 1rem;
    font-size: 0.95rem;
    color: #666;
    font-style: italic;
}

/* 主要内容区域 - 两栏布局 */
.main-content-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

/* 左侧主要内容 */
.left-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* 右侧详细信息 */
.right-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.sidebar-section {
    margin-bottom: 2.5rem;
}

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

.sidebar-section h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: #2c2c2c;
    font-weight: 600;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 0.5rem;
}

.tech-list {
    list-style: none;
    padding: 0;
}

.tech-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f0f0;
    color: #555;
    font-size: 0.9rem;
}

.tech-list li:last-child {
    border-bottom: none;
}

.project-meta-sidebar {
    background: #f8f8f8;
    padding: 1.5rem;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
}

.meta-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid #f0f0f0;
}

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

.meta-label {
    font-weight: 500;
    color: #666;
    font-size: 0.9rem;
}

.meta-value {
    color: #333;
    font-weight: 600;
    font-size: 0.9rem;
}

/* 项目头部样式 */
.project-header {
    margin-bottom: 3rem;
    padding: 2rem 0;
    border-bottom: 1px solid #e8e8e8;
}

.project-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: #888;
}

.project-date, .project-category {
    background: #f8f8f8;
    padding: 0.4rem 1rem;
    border-radius: 3px;
    font-weight: 500;
    color: #666;
}

.project-title {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #2c2c2c;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.project-authors {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    font-weight: 500;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tag {
    background: #f0f0f0;
    color: #555;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid #e0e0e0;
}

/* 项目概览样式 */
.project-overview {
    margin-bottom: 4rem;
}

.project-overview h2 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: #2c2c2c;
    font-weight: 600;
}

.project-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #444;
    margin-bottom: 2.5rem;
    max-width: 800px;
}

.project-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    background: #fafafa;
    padding: 2.5rem;
    border-radius: 6px;
    border: 1px solid #f0f0f0;
}

.stat-item {
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: #777;
    margin-bottom: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.8rem;
    font-weight: 600;
    color: #333;
}

/* 技术实现样式 */
.project-implementation {
    margin-bottom: 4rem;
}

.project-implementation h2 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: #2c2c2c;
    font-weight: 600;
}

.tech-stack, .algorithm-details {
    margin-bottom: 2.5rem;
}

.tech-stack h3, .algorithm-details h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #444;
    font-weight: 600;
}

.tech-stack ul {
    list-style: none;
    padding: 0;
}

.tech-stack li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #f0f0f0;
    color: #555;
    font-size: 0.9rem;
}

.tech-stack li:last-child {
    border-bottom: none;
}

.algorithm-details p {
    font-size: 1rem;
    line-height: 1.7;
    color: #444;
    margin-bottom: 1rem;
}

/* 项目成果样式 */
.project-results {
    margin-bottom: 4rem;
}

.project-results h2 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    color: #2c2c2c;
    font-weight: 600;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.result-item {
    background: #fafafa;
    padding: 2rem;
    border-radius: 6px;
    border: 1px solid #f0f0f0;
    text-align: center;
}

.result-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #666;
}

.result-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: #333;
}

.result-description {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.5;
}

/* 项目图片展示区域 */
.project-gallery {
    margin-bottom: 3rem;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.gallery-header {
    padding: 1.5rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.gallery-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.gallery-header p {
    margin: 0.5rem 0 0 0;
    opacity: 0.9;
    font-size: 0.95rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    padding: 2rem;
}

.gallery-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    background: white;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gallery-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.gallery-caption {
    padding: 1rem;
    background: white;
}

.gallery-caption h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
    color: #333;
}

.gallery-caption p {
    margin: 0;
    font-size: 0.9rem;
    color: #666;
    line-height: 1.4;
}

/* 项目链接样式 */
.project-links {
    margin-bottom: 4rem;
}

.project-links h2 {
    font-size: 1.6rem;
    margin-bottom: 2rem;
    color: #2c2c2c;
    font-weight: 600;
}

.links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
}

.project-link {
    display: inline-block;
    background: #f8f8f8;
    color: #555;
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid #e0e0e0;
}

.project-link:hover {
    background: #f0f0f0;
    color: #333;
    border-color: #ccc;
}

/* 返回按钮样式 */
.back-to-projects {
    text-align: center;
    margin: 4rem 0;
}

.back-btn {
    display: inline-block;
    background: #f8f8f8;
    color: #555;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid #e0e0e0;
}

.back-btn:hover {
    background: #f0f0f0;
    color: #333;
    border-color: #ccc;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .main-content-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .right-sidebar {
        order: -1;
    }
}

@media (max-width: 768px) {
    .project-actions {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .action-buttons {
        justify-content: center;
    }
    
    .project-title {
        font-size: 2.2rem;
    }
    
    .project-stats {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        padding: 2rem;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
    
    .gallery-item {
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    .project-actions {
        padding: 1.5rem 0;
    }
    
    .action-buttons {
        flex-direction: column;
    }
    
    .project-title {
        font-size: 1.8rem;
    }
    
    .project-stats {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }
    
    .gallery-header {
        padding: 1rem;
    }
    
    .gallery-header h2 {
        font-size: 1.25rem;
    }
}