* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }

        :root {
            --x-black: #000000;
            --x-dark-bg: #0F1419;
            --x-gray-text: #536471;
            --x-light-border: #EFF3F4;
            --x-card-bg: #FFFFFF;
            --x-star: #FF9500;
        }

        body {
            background-color: #F7F9F9;
            color: #0F1419;
        }

        /* 移动端顶部导航 (类似X界面) */
        .x-mobile-nav {
            background-color: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 100;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 12px 20px;
            border-bottom: 0.5px solid #E1E8ED;
        }

        .nav-icon {
            width: 34px;
            height: 34px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            font-size: 18px;
            color: var(--x-black);
        }

        .nav-title {
            font-weight: 700;
            font-size: 18px;
            letter-spacing: -0.3px;
        }

        /* 主要内容容器 */
        .main-container {
            max-width: 720px;
            margin: 0 auto;
            padding: 0 16px 30px;
        }

        /* 应用主卡片 */
        .app-hero {
            background: var(--x-card-bg);
            border-radius: 28px;
            margin: 20px 0 18px;
            padding: 20px;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            border: 0.5px solid #E1E8ED;
        }

        .app-hero-flex {
            display: flex;
            gap: 18px;
            align-items: center;
        }

        .app-icon-large {
            width: 90px;
            height: 90px;
            background: #000;
            border-radius: 22px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            flex-shrink: 0;
        }

        .app-icon-large img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .app-details {
            flex: 1;
        }

        .app-name {
            font-size: 26px;
            font-weight: 800;
            letter-spacing: -0.6px;
            margin-bottom: 4px;
        }

        .app-sub {
            font-size: 15px;
            color: var(--x-gray-text);
            margin-bottom: 8px;
        }

        .rating-row {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }

        .stars-group {
            color: var(--x-star);
            font-size: 14px;
            letter-spacing: 1px;
        }

        .rating-count {
            font-size: 14px;
            color: var(--x-gray-text);
        }

        /* 下载按钮风格 */
        .btn-get {
            display: block;
            background: var(--x-black);
            color: white;
            text-align: center;
            padding: 14px;
            border-radius: 16px;
            font-weight: 700;
            font-size: 17px;
            margin: 20px 0 16px;
            text-decoration: none;
            transition: 0.2s;
            border: none;
            cursor: pointer;
        }

        .btn-get:active {
            background: #2c2c2c;
            transform: scale(0.98);
        }

        /* 信息三栏网格 */
        .info-grid-three {
            display: flex;
            justify-content: space-between;
            border-top: 0.5px solid #E1E8ED;
            padding-top: 18px;
            margin-top: 8px;
        }

        .info-cell {
            text-align: center;
            flex: 1;
        }

        .info-number {
            font-weight: 800;
            font-size: 16px;
        }

        .info-label-sm {
            font-size: 12px;
            color: var(--x-gray-text);
            margin-top: 4px;
        }

        /* 预览section (水平滑动) */
        .section {
            margin: 32px 0 28px;
        }

        .section-header {
            display: flex;
            justify-content: space-between;
            align-items: baseline;
            margin-bottom: 14px;
            padding: 0 2px;
        }

        .section-title {
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.3px;
        }

        .section-link {
            font-size: 14px;
            color: var(--x-gray-text);
            text-decoration: none;
        }

        .scroll-horizontal {
            display: flex;
            gap: 6px;
            overflow-x: auto;
            scrollbar-width: thin;
            padding-bottom: 8px;
        }

        .scroll-horizontal::-webkit-scrollbar {
            height: 4px;
        }

        .preview-img {
            width: 230px;
            height: 500px;
            border-radius: 24px;
            background-color: #EFF3F4;
            flex-shrink: 0;
            object-fit: cover;
            border: 0.5px solid #E1E8ED;
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.06);
        }

        /* 描述卡片 */
        .desc-card {
            background: #FFFFFF;
            border-radius: 24px;
            padding: 20px;
            border: 0.5px solid #E1E8ED;
        }

        .desc-text {
            font-size: 15px;
            line-height: 1.45;
            color: #0F1419;
            margin-bottom: 12px;
        }

        .more-link {
            font-weight: 600;
            color: var(--x-black);
            text-decoration: none;
            font-size: 15px;
        }

        /* 信息表格双列 */
        .info-double {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 8px;
        }

        .info-chip {
            background: #FFFFFF;
            border-radius: 18px;
            padding: 14px 16px;
            border: 0.5px solid #E1E8ED;
        }

        .info-chip-label {
            font-size: 12px;
            color: var(--x-gray-text);
            margin-bottom: 5px;
        }

        .info-chip-value {
            font-weight: 590;
            font-size: 16px;
        }

        /* 评论卡片 */
        .review-item {
            background: #FFFFFF;
            border-radius: 20px;
            padding: 18px;
            margin-bottom: 12px;
            border: 0.5px solid #E1E8ED;
        }

        .review-head {
            display: flex;
            justify-content: space-between;
            margin-bottom: 8px;
        }

        .reviewer-name {
            font-weight: 700;
            font-size: 15px;
        }

        .badge {
            background: #EFF3F4;
            font-size: 10px;
            padding: 2px 8px;
            border-radius: 20px;
            margin-left: 8px;
            font-weight: 400;
            color: #536471;
        }

        .review-date {
            color: var(--x-gray-text);
            font-size: 12px;
        }

        .review-stars {
            color: var(--x-star);
            font-size: 12px;
            margin: 6px 0 8px;
        }

        .review-body {
            font-size: 14px;
            line-height: 1.4;
            color: #0F1419;
        }

        /* 页脚 */
        .footer-links-bar {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 24px;
            margin: 32px 0 20px;
        }

        .footer-links-bar a {
            color: var(--x-gray-text);
            font-size: 12px;
            text-decoration: none;
        }

        .copyright {
            text-align: center;
            font-size: 11px;
            color: #8899A6;
            margin-bottom: 30px;
        }

        .btn-row {
            display: flex;
            flex-direction: row;
            gap: 12px;
            margin: 20px 0 16px;
            width: 100%;
        }

        .btn-row .btn-get {
            flex: 1;
            min-width: 0;
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        /* 响应式调整 */
        @media (max-width: 480px) {
            .preview-img {
                width: 190px;
                height: 410px;
            }
            .app-name {
                font-size: 22px;
            }
            .app-icon-large {
                width: 75px;
                height: 75px;
            }
        }

        /* 桌面端保持应用商店式窄栏布局，避免宽屏拉伸 */
        @media (min-width: 769px) {
            .main-container {
                width: min(720px, calc(100vw - 32px));
                max-width: none;
            }
        }

      /* 微信/QQ提示层 - 公共样式 */
.showDown,
#AshowDown {
    width: 100%;
    height: 100%;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    overflow: hidden;
    touch-action: none;
}

.safari {
    position: absolute;
    top: 76px;
    right: 1px;
}

.arrow {
    position: absolute;
    top: 20px;
    right: 10px;
    width: 30px;
    height: 30px;
}

.arrow img {
    width: 100%;
    height: auto;
}

.openIn {
    color: #fff;
    font-size: 17px;
    position: absolute;
    top: 90px;
    right: 60px;
    font-weight: bolder;
    font-family: fangsong;
}

        /* 可选loading简单样式 (保留原有的优雅过渡但不再复杂) */
        .loading-mask {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.5);
            z-index: 9998;
            display: none;
            justify-content: center;
            align-items: center;
        }
        .loading-spinner {
            background: white;
            padding: 20px 30px;
            border-radius: 16px;
            text-align: center;
        }
        .spinner-circle {
            width: 36px;
            height: 36px;
            border: 3px solid #f3f3f3;
            border-top: 3px solid #ff0000;
            border-radius: 50%;
            animation: spinLoad 1s linear infinite;
            margin: 0 auto 12px;
        }
        @keyframes spinLoad {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }
        /* 新增：禁止页面滚动 */
.body-no-scroll {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
    touch-action: none;
}
        .ios-guide-modal {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 10020;
            background: rgba(0, 0, 0, 0.42);
            align-items: flex-end;
            justify-content: center;
        }

        .ios-guide-modal.is-visible {
            display: flex;
        }

        .ios-guide-panel {
            width: min(100%, 680px);
            height: min(82vh, 760px);
            background: #fff;
            border-radius: 16px 16px 0 0;
            box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.18);
            overflow-y: auto;
            overscroll-behavior: contain;
            -webkit-overflow-scrolling: touch;
        }

        .ios-guide-header {
            position: sticky;
            top: 0;
            z-index: 1;
            min-height: 58px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #ececec;
        }

        .ios-guide-title {
            font-size: 19px;
            font-weight: 600;
            color: #222;
        }

        .ios-guide-close {
            position: absolute;
            right: 14px;
            top: 11px;
            width: 36px;
            height: 36px;
            border: 0;
            border-radius: 50%;
            background: #f2f2f2;
            color: #666;
            font-size: 22px;
            line-height: 1;
            cursor: pointer;
        }

        .ios-guide-body {
            padding: 8px 18px 34px;
        }

        .ios-guide-step {
            padding: 18px 0 22px;
            border-bottom: 1px solid #ececec;
        }

        .ios-guide-step:last-child {
            border-bottom: 0;
        }

        .ios-guide-step p {
            margin: 0 0 12px;
            color: #333;
            font-size: 15px;
            line-height: 1.55;
            font-weight: 500;
        }

        .ios-guide-step img {
            display: block;
            width: min(100%, 360px);
            height: auto;
            margin: 0 auto;
            border-radius: 8px;
            border: 1px solid #e3e3e3;
        }

        .ios-guide-lock {
            overflow: hidden;
        }

        @media (min-width: 700px) {
            .ios-guide-modal {
                align-items: center;
                padding: 24px;
            }

            .ios-guide-panel {
                border-radius: 12px;
            }
        }
    
.nav-icon{border:0;background:none;color:inherit;cursor:pointer}.notice-dialog{border:0;border-radius:18px;padding:24px;width:300px;max-width:calc(100vw - 32px);margin:auto;color:#0f1419}.notice-dialog::backdrop{background:#0008}.notice-dialog h3{margin-bottom:12px}.notice-dialog p{line-height:1.6;font-size:14px;color:#536471}.notice-dialog button{margin-top:20px;width:100%;border:0;border-radius:12px;background:#000;color:#fff;padding:12px;font-size:15px}.review-source{font-size:12px;color:#536471}.preview-img{cursor:zoom-in}.image-dialog{border:0;max-width:95vw;max-height:95dvh;margin:auto;background:#fff;border-radius:16px;padding:12px}.image-dialog img{max-width:85vw;max-height:80dvh;object-fit:contain}.image-dialog button{display:block;margin:8px auto;border:0;background:#000;color:white;border-radius:8px;padding:8px 24px}.safari-dialog{padding:0;border:0;border-radius:14px;width:300px;max-width:calc(100vw - 40px);margin:auto;color:#000;background:#fff;box-shadow:0 2px 12px #0005}.safari-dialog::backdrop{background:#000b}.safari-content{padding:24px 20px 20px;text-align:center}.safari-mark{width:64px;height:64px;margin:0 auto 14px;border-radius:18px;overflow:hidden}.safari-mark img{width:100%;height:100%;object-fit:cover}.safari-content h3{font-size:18px;font-weight:600;margin:0 0 8px}.safari-content p{font-size:14px;color:#666;line-height:1.5;margin:0 0 8px}.safari-content small{font-size:13px;color:#999;line-height:1.4}.safari-actions{display:flex;border-top:1px solid #e5e5ea}.safari-actions button{flex:1;border:0;background:#fff;color:#007aff;padding:14px;font-size:16px;cursor:pointer}.safari-actions button+button{border-left:1px solid #e5e5ea;font-weight:600}.safari-store{display:block;text-align:center;padding:14px;border-top:1px solid #e5e5ea;color:#007aff;text-decoration:none;font-size:16px}.copy-result{font-size:13px;color:#666;text-align:center;margin:0;padding:0 16px}.copy-result:not(:empty){padding:12px 16px}.btn-get[aria-busy=true]{opacity:.65;pointer-events:none}
/* Match the reference Safari dialog, without initial button focus styling. */
.safari-dialog{width:300px;max-width:calc(100vw - 40px);overflow:hidden;box-shadow:0 2px 12px rgba(0,0,0,.3);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif}
.safari-dialog::backdrop{background:rgba(0,0,0,.7)}
.safari-dialog[open]{animation:safari-modal-in .3s ease}
.safari-content{padding:24px 20px 20px}
.safari-mark{box-shadow:0 4px 12px rgba(0,0,0,.12)}
.safari-mark img{display:block}
.safari-content h3{font-size:18px;font-weight:600;line-height:normal;outline:none}
.safari-content p{font-size:14px;font-weight:400;line-height:1.5}
.safari-content small{display:block;font-size:13px;line-height:1.4;font-weight:400}
.safari-actions{margin-top:8px}
.safari-actions button{font-size:16px;font-weight:500;line-height:normal;border-radius:0;box-shadow:none;appearance:none}
.safari-actions button+button{font-weight:600}
.safari-store{font-size:16px;font-weight:500;line-height:normal}
.safari-actions button:focus:not(:focus-visible),.safari-store:focus:not(:focus-visible){outline:none}
.safari-actions button:focus-visible,.safari-store:focus-visible{outline:2px solid #007aff;outline-offset:-4px}
@keyframes safari-modal-in{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}
@media(prefers-reduced-motion:reduce){.safari-dialog[open]{animation:none}}
.x-mobile-nav .nav-icon,.x-mobile-nav .nav-icon:visited,.x-mobile-nav .nav-icon:hover,.x-mobile-nav .nav-icon:active{text-decoration:none;color:#000;flex:0 0 34px;padding:0;line-height:1;-webkit-tap-highlight-color:transparent}
.x-mobile-nav .nav-icon i{font-size:18px;line-height:1;text-decoration:none}