/* ===== 独享CSS部分 - 404页面 ===== */
        
        /* 页面标题区域 */
        .page-header {
            background: linear-gradient(rgba(10, 36, 99, 0.8), rgba(10, 36, 99, 0.9)), url('/template/jia/images/12.jpg');
            background-size: cover;
            background-position: center;
            height: 300px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: #fff;
            margin-top: 80px;
        }
        
        .page-header-content h1 {
            font-size: 3rem;
            margin-bottom: 15px;
            color: var(--secondary-color);
        }
        
        .page-header-content p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
        }
        
        /* 404内容区域 */
        .error-section {
            min-height: 60vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 80px 0;
        }
        
        .error-content {
            max-width: 700px;
            margin: 0 auto;
            position: relative;
        }
        
        .error-number {
            font-size: 15rem;
            font-weight: 900;
            color: var(--primary-color);
            line-height: 1;
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
            animation: float 3s ease-in-out infinite;
        }
        
        @keyframes float {
            0% { transform: translateY(0); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0); }
        }
        
        .error-number::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(45deg, transparent, rgba(212, 175, 55, 0.2), transparent);
            border-radius: 50%;
            animation: pulse 2s ease-in-out infinite;
        }
        
        @keyframes pulse {
            0% { opacity: 0.5; transform: scale(0.8); }
            50% { opacity: 0.8; transform: scale(1); }
            100% { opacity: 0.5; transform: scale(0.8); }
        }
        
        .error-title {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        
        .error-text {
            font-size: 1.2rem;
            color: #666;
            margin-bottom: 40px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .error-actions {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        
        .btn-secondary {
            background: var(--primary-color);
        }
        
        .btn-secondary:hover {
            background: #081e4f;
        }
        
        /* 推荐内容区域 */
        .recommended-section {
            background: var(--light-color);
        }
        
        .recommended-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .recommended-card {
            background: #fff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }
        
        .recommended-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .recommended-image {
            height: 180px;
            overflow: hidden;
        }
        
        .recommended-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }
        
        .recommended-card:hover .recommended-image img {
            transform: scale(1.1);
        }
        
        .recommended-content {
            padding: 20px;
        }
        
        .recommended-content h3 {
            font-size: 1.2rem;
            margin-bottom: 10px;
        }
        
        .recommended-content h3 a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        
        .recommended-content h3 a:hover {
            color: var(--secondary-color);
        }
        
        .recommended-meta {
            display: flex;
            justify-content: space-between;
            font-size: 0.9rem;
            color: #777;
            margin-top: 15px;
        }
        
        /* 动画效果 */
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: all 0.8s ease;
        }
        
        .fade-in.active {
            opacity: 1;
            transform: translateY(0);
        }
        
        /* 响应式调整 */
        @media (max-width: 768px) {
            .page-header {
                height: 250px;
            }
            
            .page-header-content h1 {
                font-size: 2.2rem;
            }
            
            .error-number {
                font-size: 10rem;
            }
            
            .error-title {
                font-size: 2rem;
            }
            
            .error-actions {
                flex-direction: column;
                align-items: center;
            }
            
            .section {
                padding: 60px 0;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
        }
        
        @media (max-width: 480px) {
            .error-number {
                font-size: 8rem;
            }
            
            .error-title {
                font-size: 1.8rem;
            }
        }