* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft Yahei", system-ui, sans-serif;
        }
        a {
            text-decoration: none;
        }
        ul {
            list-style: none;
        }
        /* 统一内容容器：桌面端固定最大宽度居中，左右留白 */
        .container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 30px;
            width: 100%;
        }

        /* 浏览器模拟栏 */
        .browser-bar {
            height: 48px;
            background: #fff;
            border-bottom: 1px solid #e5e7eb;
            display: flex;
            align-items: center;
            padding: 0 12px;
            gap: 10px;
            overflow-x: auto;
        }
        .browser-icon {
            font-size: 16px;
            opacity: 0.6;
            flex-shrink: 0;
        }
        .address-bar {
            flex: 1;
            min-width: 120px;
            max-width: 260px;
            height: 30px;
            background: #f3f4f6;
            border-radius: 6px;
            display: flex;
            align-items: center;
            padding: 0 10px;
            font-size: 13px;
            color: #666;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .browser-right {
            margin-left: auto;
            display: flex;
            gap: 16px;
            align-items: center;
            font-size: 13px;
            color: #666;
            flex-shrink: 0;
        }

        /* 顶部导航 */
        .header-nav {
            width: 100%;
            min-height: 70px;
            background: #ffffff;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            padding: 12px 0;
            gap: 8px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: bold;
            color: #000;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 28px;
            height: 28px;
            /*background: linear-gradient(135deg,#00c6ff,#0072ff,#ff57a8,#ffc107);*/
            border-radius: 8px;
        }
        .nav-list {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin: 0 auto;
            float: left;
        }
        .nav-list a {
            color: #333;
            font-size: 15px;
            padding: 6px 0;
            white-space: nowrap;
        }
        .nav-list a.active {
            color: #007aff;
            border-bottom: 2px solid #007aff;
        }
        .search-box {
            width: 140px;
            height: 32px;
            background: #f3f4f6;
            border-radius: 16px;
            display: flex;
            align-items: center;
            padding: 0 12px;
            font-size: 13px;
            color: #999;
            flex-shrink: 0;
        }
        .download-btns {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            float: right;
        }
        .btn-blue {
            padding: 8px 16px;
            background: #007aff;
            color: white;
            border: none;
            border-radius: 4px;
            font-size: 14px;
            cursor: pointer;
            white-space: nowrap;
        }
        
        .btn-blue-x {
            padding: 6px 8px;border-radius:7px;
            background: #007aff;
            color: white;
            border: none;
         margin-top: -40px;
            font-size: 14px;
            cursor: pointer;
            white-space: nowrap;
        }

        /* 横幅区域 */
        .banner {
            width: 100%;
            min-height: 420px;
            background: linear-gradient(180deg,#e6f0ff,#f0f7ff);
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
        }
        .banner-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            width: 100%;
            position: relative;
            z-index: 2;
        }
        .banner-text {
            width: 50%;
            max-width: 600px;
        }
        .banner-title-top {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 30px;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .banner-main-text {
            font-size: clamp(26px,3vw,42px);
            font-weight: bold;
            color: #111;
            margin-bottom: 32px;
            line-height: 1.3;
        }
        .banner-btn-group {
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
        }
        .banner-download-btn {
            width: clamp(180px,22vw,240px);
            height: 56px;
            background: #007aff;
            border-radius: 28px;
            color: white;
            font-size: 18px;
            border: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .qrcode-mini {
            width: 56px;
            height: 56px;
            background: #ddd;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .banner-laptop {
            width: clamp(300px,52vw,620px);
            aspect-ratio: 16 / 9;
            background: #c9e0ff;
            border-radius: 12px;
            position: absolute;
            right: calc((100% - 1440px) / 2 + 30px);
            top: 30px;
            z-index: 1;
        }

        /* 游戏板块 */
        .game-section {
            width: 100%;
            padding: 40px 0;
            background: #fff;
        }
        .section-head {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 24px;
        }
        .section-title {
            font-size: 20px;
            font-weight: 600;
            color: #111;
        }
        .more-link {
            color: #007aff;
            font-size: 14px;
        }
        .game-wrap {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }
        .game-list {
            flex: 1;
            min-width: 280px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }
        .game-item {
               display: flex;
                gap: 10px;
                align-items: flex-start;
                padding: 10px;
                background: #f0f7ff;
                border-radius: 5px;
        }
        .game-icon {
            width: 64px;
            height: 64px;
            border-radius: 10px;
            background: #eee;
            flex-shrink: 0;
        }
        .game-info {
            flex: 1;
            min-width: 0;
        }
        .game-name {
            font-size: 15px;
            font-weight: 500;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .game-desc {
            font-size: 12px;
            color: #888;
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .game-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .star {
            font-size: 12px;
            color: #ff9500;
        }
        .game-down-tag {
            font-size: 12px;
            color: #007aff;
            background: #e6f0ff;
            padding: 3px 8px;
            border-radius: 4px;
            white-space: nowrap;
        }
        /* 右侧二维码卡片 */
        .qrcode-card {
            width: 120px;
            text-align: center;
            flex-shrink: 0;
        }
        .qrcode-box {
            width: 100px;
            height: 100px;
            background: #f3f4f6;
            margin: 0 auto 8px;
            border-radius: 6px;
        }
        .qrcode-tip {
            font-size: 12px;
            color: #666;
        }

        /* 底部尾部 */
        .footer {
            background: #f5f7fa;
            padding: 50px 0 30px;
            margin-top: 20px;
        }
        .footer-top {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 16px;
            color: #222;
            margin-bottom: 16px;
        }
        .footer-col li {
            margin-bottom: 10px;
        }
        .footer-col a {
            color: #666;
            font-size: 14px;
        }
        .footer-col a:hover {
            color: #007aff;
        }
        .footer-bottom {
            border-top: 1px solid #e0e4eb;
            padding-top: 24px;
            font-size: 13px;
            color: #888;
            line-height: 1.8;
        }
        
        /* 弹窗样式 */
        .mask {
            position: fixed;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            display: none;
            z-index: 999;
            align-items: center;
            justify-content: center;
        }
        .modal-box {
            background: #fff;
            width: 320px;
            border-radius: 10px;
            overflow: hidden;
        }
        .modal-text {
            padding: 30px 20px;
            text-align: center;
            font-size: 16px;
            color: #333;
        }
        .modal-btn {
            width: 100%;
            height: 44px;
            border: none;
            background: #007aff;
            color: #fff;
            font-size: 15px;
            cursor: pointer;
        }

        /* 平板适配：1200px以下 */
        @media screen and (max-width: 1200px) {
            .game-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-top {
                grid-template-columns: repeat(2, 1fr);
            }
            .banner-laptop {
                right: 30px;
            }
        }

        .header-nav {
            position: relative;
        }
        .menu-toggle {
            display: none;
            cursor: pointer;
            position: relative;
            z-index: 999999;
        }
        .menu-toggle .bar {
            display: block;
            width: 28px;
            height: 2px;
            background: #000;
            margin: 7px 0;
        }
        /* 菜单全局固定定位，不依赖父容器，不会被banner挡住 */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background: #fff;
            padding: 20px 15px;
            border-top: 1px solid #eee;
            z-index: 9999999;
        }
        .mobile-menu.active {
            display: block;
        }
        .mobile-menu .nav-list {
            display: flex;
            flex-direction: column;
            gap: 18px;
            margin-bottom: 16px;
        }
        .mobile-menu .download-btns {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .mobile-menu .btn-blue {
            width: 100%;
        }

@media screen and (max-width: 768px) {
    
             .container {
                padding: 0 15px;
            }
            .header-nav {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .nav-list {
                width: 100%;
                justify-content: flex-start;
                gap: 12px;
            }
            .search-box {
                width: 100%;
                max-width: none;
            }
            .download-btns {
                width: 100%;
            }
           
            .game-list {
                grid-template-columns: 1fr;
            }
            .qrcode-card {
                width: 100%;
                margin-top: 30px;
            }
            .qrcode-box {
                width: 140px;
                height: 140px;
            }
            .footer-top {
                grid-template-columns: 1fr;
            }
    
            .header-nav .container {
                display: flex !important;
                flex-direction: row !important;
                justify-content: space-between !important;
                align-items: center !important;
            }
            .header-nav .nav-list > a {
                display: none !important;
            }
            .header-nav .download-btns {
                display: none !important;
            }
            .header-nav .nav-list {
                display: flex !important;
                margin: 0 !important;
                float: none !important;
            }
            .menu-toggle {
                display: block;
            }
            .header-nav {
                flex-wrap: unset !important;
            }
    
            .banner {
                min-height: auto !important;
                padding: 24px 0;
                display: flex;
                flex-direction: column;
            }
            /* 图片置顶铺满 */
            .banner > div:last-child {
                order: 1;
                width: 100%;
                margin-bottom: 30px;
            }
            .banner-laptop {
                width: 100% !important;
                position: static !important;
                right: auto;
                top: auto;
            }
            /* 文字区域整体居中 */
            .banner-inner {
                order: 2;
                width: 100%;
                display: flex;
                flex-direction: column;
                align-items: center;
            }
            .banner-text {
                text-align: center;
                display: flex;
                flex-direction: column;
                align-items: center;
                width: 100%;
            }
            /* 按钮组居中 */
            .banner-btn-group {
                display: flex;
                justify-content: center;
                width: 100%;
            }
}