:root {
            --primary-color: #8b0000;
            --secondary-color: #d2691e;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        body {
            font-family: "Microsoft YaHei", "Segoe UI", sans-serif;
            color: #333;
            line-height: 1.8;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-color);
        }
        a {
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--primary-color) !important;
        }
        .navbar-nav .nav-link {
            color: var(--dark-color) !important;
            font-weight: 500;
            margin: 0 8px;
            position: relative;
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: var(--primary-color) !important;
        }
        .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-color);
            transition: width 0.3s;
        }
        .navbar-nav .nav-link:hover::after, .navbar-nav .nav-link.active::after {
            width: 100%;
        }
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1592925300427-41a7cc2e7f1c?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
            color: white;
            padding: 150px 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.5rem;
            color: white;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 12px 30px;
            font-weight: 600;
            border-radius: 30px;
            transition: all 0.3s;
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        section {
            padding: 80px 0;
        }
        .section-title {
            text-align: center;
            margin-bottom: 60px;
            position: relative;
        }
        .section-title::after {
            content: '';
            width: 80px;
            height: 4px;
            background: var(--secondary-color);
            position: absolute;
            bottom: -15px;
            left: 50%;
            transform: translateX(-50%);
        }
        .card {
            border: none;
            border-radius: 15px;
            overflow: hidden;
            transition: transform 0.3s, box-shadow 0.3s;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow);
        }
        .card-img-top {
            height: 220px;
            object-fit: cover;
        }
        .card-title {
            color: var(--primary-color);
        }
        .icon-box {
            text-align: center;
            padding: 30px 20px;
            background: var(--light-color);
            border-radius: 15px;
            transition: all 0.3s;
            height: 100%;
        }
        .icon-box:hover {
            background: var(--primary-color);
            color: white;
        }
        .icon-box:hover i, .icon-box:hover h4 {
            color: white;
        }
        .icon-box i {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 20px;
        }
        .news-item {
            border-bottom: 1px solid #eee;
            padding: 20px 0;
            transition: background 0.3s;
        }
        .news-item:hover {
            background: #f9f9f9;
        }
        .contact-info i {
            color: var(--primary-color);
            margin-right: 10px;
        }
        .form-control {
            border-radius: 10px;
            padding: 12px;
            border: 1px solid #ddd;
            margin-bottom: 20px;
        }
        .form-control:focus {
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.25rem rgba(139, 0, 0, 0.25);
        }
        footer {
            background: var(--dark-color);
            color: white;
            padding: 60px 0 20px;
        }
        footer a {
            color: #ccc;
        }
        footer a:hover {
            color: white;
        }
        .friendlinks {
            background: #2c3034;
            padding: 30px 0;
            border-top: 1px solid #444;
        }
        .flink {
            display: inline-block;
            margin: 10px 15px;
            color: #aaa;
            font-size: 0.95rem;
            padding: 5px 10px;
            border-radius: 5px;
            transition: all 0.3s;
        }
        .flink:hover {
            color: white;
            background: rgba(255,255,255,0.1);
            text-decoration: none;
        }
        .schema-hidden {
            display: none;
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            section {
                padding: 50px 0;
            }
            .navbar-nav {
                text-align: center;
                padding-top: 15px;
            }
        }