* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        :root {
            --primary: #27ae60;
            --primary-dark: #219653;
            --secondary: #2ecc71;
            --light: #ecf0f1;
            --dark: #2c3e50;
            --gray: #95a5a6;
            --danger: #e74c3c;
            --warning: #f39c12;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }

        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* 头部样式 */
        header {
            background: linear-gradient(135deg, var(--primary), var(--primary-dark));
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.8rem;
            font-weight: 700;
        }

        .logo i {
            color: #fff;
            font-size: 2rem;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }

        nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            font-size: 1.1rem;
            transition: var(--transition);
            padding: 8px 12px;
            border-radius: 4px;
        }

        nav a:hover, nav a.active {
            background-color: rgba(255, 255, 255, 0.2);
        }

        /* 搜索区域 */
        .search-section {
            background: linear-gradient(rgba(39, 174, 96, 0.9), rgba(33, 150, 83, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80');
            background-size: cover;
            background-position: center;
            padding: 60px 0;
            text-align: center;
            color: white;
        }

        .search-section h1 {
            font-size: 2.8rem;
            margin-bottom: 20px;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
        }

        .search-section p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }

        .search-box {
            max-width: 700px;
            margin: 0 auto;
            position: relative;
        }

        /* 帝国CMS搜索表单样式 */
        .empire-search-form {
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .empire-search-form input[type="text"] {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }

        .empire-search-form select {
            padding: 0 15px;
            border: none;
            border-left: 1px solid #eee;
            border-right: 1px solid #eee;
            background: white;
            color: #555;
            font-size: 0.95rem;
            cursor: pointer;
            outline: none;
        }

        .empire-search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 30px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
        }

        .empire-search-form button:hover {
            background-color: var(--primary-dark);
        }

        /* 分类区域 */
        .categories {
            padding: 60px 0 40px;
        }

        .section-title {
            text-align: center;
            margin-bottom: 40px;
            color: var(--dark);
            position: relative;
        }

        .section-title h2 {
            font-size: 2.2rem;
            display: inline-block;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 15px;
        }

        .section-title::after {
            content: '';
            width: 80px;
            height: 4px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }

        .categories-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 25px;
            margin-top: 30px;
        }

        .category-card {
            background-color: white;
            border-radius: 12px;
            padding: 25px 20px;
            text-align: center;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
            cursor: pointer;
        }

        .category-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
        }

        .category-card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
        }

        .category-card h3 {
            font-size: 1.2rem;
            color: var(--dark);
        }

        /* 热门游戏区域 */
        .featured-games {
            padding: 40px 0 60px;
            background-color: #f1f8f4;
        }

        .games-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }

        .game-card {
            background-color: white;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--card-shadow);
            transition: var(--transition);
        }

        .game-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }

        .game-image {
            height: 180px;
            width: 100%;
            background-size: cover;
            background-position: center;
        }

        .game-content {
            padding: 20px;
        }

        .game-title {
            font-size: 1.0rem;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .game-info {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 0.9rem;
            color: var(--gray);
        }

        .game-rating {
            color: var(--warning);
        }

        .game-description {
            margin-bottom: 20px;
            color: #555;
            font-size: 0.95rem;
        }

        .game-actions {
            display: flex;
            justify-content: space-between;
        }

        .btn-download {
            background-color: var(--primary);
            color: white;
            padding: 10px 20px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            flex-grow: 1;
            text-align: center;
            margin-right: 10px;
        }

        .btn-download:hover {
            background-color: var(--primary-dark);
        }

        .btn-details {
            background-color: var(--light);
            color: var(--dark);
            padding: 10px 20px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            text-align: center;
        }

        .btn-details:hover {
            background-color: #d5dbdb;
        }

        /* 最新游戏区域 */
        .new-games {
            padding: 60px 0;
        }

        /* 特色区域 */
        .features {
            background-color: var(--primary);
            padding: 70px 0;
            color: white;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .feature-card {
            text-align: center;
            padding: 0 20px;
        }

        .feature-card i {
            font-size: 3.5rem;
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.9);
        }

        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
        }

        .feature-card p {
            opacity: 0.85;
            font-size: 1.05rem;
        }

        /* 页脚 */
        footer {
            background-color: var(--dark);
            color: white;
            padding: 60px 0 30px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-column h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 3px;
            background-color: var(--primary);
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #95a5a6;
            font-size: 0.95rem;
        }

        /* 响应式设计 */
        @media (max-width: 992px) {
            .header-content {
                flex-direction: column;
                gap: 20px;
            }
            
            nav ul {
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .search-section h1 {
                font-size: 2.2rem;
            }
            
            .empire-search-form {
                flex-direction: column;
                border-radius: 12px;
            }
            
            .empire-search-form select {
                border-left: none;
                border-right: none;
                border-top: 1px solid #eee;
                border-bottom: 1px solid #eee;
                padding: 12px 15px;
            }
            
            .empire-search-form button {
                padding: 15px;
            }
        }

        @media (max-width: 768px) {
            .categories-grid {
                grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
                gap: 15px;
            }
            
            .games-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
                gap: 20px;
            }
            
            .search-section {
                padding: 40px 0;
            }
            
            .search-section h1 {
                font-size: 1.8rem;
            }
            
            .search-section p {
                font-size: 1rem;
            }
        }

        @media (max-width: 576px) {
            nav ul {
                gap: 10px;
            }
            
            nav a {
                font-size: 0.95rem;
                padding: 6px 8px;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
            }