body {
            font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
            line-height: 1.8;
            color: #333;
        }
        .navbar-brand {
            font-weight: bold;
            font-size: 1.8rem;
            color: #e63946 !important;
        }
        .hero-section {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1575361204480-aadea25e6e68?ixlib=rb-4.0.3&auto=format&fit=crop&w=1950&q=80') center/cover no-repeat;
            color: white;
            padding: 100px 0;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 40px;
            font-weight: bold;
            color: #2a9d8f;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: #e63946;
        }
        .card {
            border: none;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
        }
        .flink {
            display: inline-block;
            padding: 10px 20px;
            margin: 5px;
            background: #f8f9fa;
            border-radius: 30px;
            text-decoration: none;
            color: #495057;
            border: 2px solid #dee2e6;
            transition: all 0.3s;
        }
        .flink:hover {
            background: #2a9d8f;
            color: white;
            border-color: #2a9d8f;
        }
        .friendlink {
            background: #f1faee;
            padding: 50px 0;
        }
        footer {
            background: #264653;
            color: white;
        }
        .social-icons a {
            color: white;
            font-size: 1.5rem;
            margin: 0 10px;
            transition: color 0.3s;
        }
        .social-icons a:hover {
            color: #2a9d8f;
        }
        .article-img {
            width: 100%;
            height: 300px;
            object-fit: cover;
            border-radius: 10px;
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }