:root {
            --primary-color: #8a2be2;
            --secondary-color: #ff6b6b;
            --dark-color: #2c3e50;
            --light-color: #f8f9fa;
        }
        body {
            font-family: 'Microsoft YaHei', 'Segoe UI', sans-serif;
            background-color: #fefefe;
            color: #333;
            line-height: 1.8;
        }
        .navbar-brand {
            font-weight: bold;
            font-size: 1.8rem;
            color: var(--primary-color) !important;
        }
        .hero-section {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1517841905240-472988babdf9?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
            color: white;
            padding: 100px 0;
        }
        .hero-title {
            font-size: 3.5rem;
            font-weight: 800;
            text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
        }
        .section-title {
            position: relative;
            margin-bottom: 3rem;
            color: var(--dark-color);
            font-weight: 700;
        }
        .section-title::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: -10px;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--secondary-color);
        }
        .card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        .card-img-top {
            height: 250px;
            object-fit: cover;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 10px 25px;
            border-radius: 50px;
            font-weight: 600;
            transition: all 0.3s;
        }
        .btn-primary:hover {
            background-color: #6a1bb0;
            border-color: #6a1bb0;
            transform: scale(1.05);
        }
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }
        .gallery-item {
            border-radius: 10px;
            overflow: hidden;
            position: relative;
            cursor: pointer;
        }
        .gallery-item img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.5s;
        }
        .gallery-item:hover img {
            transform: scale(1.1);
        }
        .gallery-overlay {
            position: absolute;
            bottom: 0;
            background: rgba(0,0,0,0.7);
            color: white;
            width: 100%;
            padding: 10px;
            transform: translateY(100%);
            transition: transform 0.3s;
        }
        .gallery-item:hover .gallery-overlay {
            transform: translateY(0);
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 40px 0 20px;
        }
        .friendlink .flink {
            display: inline-block;
            margin: 5px 10px;
            padding: 8px 15px;
            background: rgba(255,255,255,0.1);
            border-radius: 5px;
            color: #ddd;
            text-decoration: none;
            transition: background 0.3s;
        }
        .friendlink .flink:hover {
            background: var(--primary-color);
            color: white;
        }
        .sticky-top {
            top: 20px;
        }
        .accordion-button:not(.collapsed) {
            background-color: rgba(138, 43, 226, 0.1);
            color: var(--primary-color);
        }
        .table-hover tbody tr:hover {
            background-color: rgba(138, 43, 226, 0.05);
        }
        @media (max-width: 768px) {
            .hero-title {
                font-size: 2.5rem;
            }
            .gallery-grid {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
        }