* { margin: 0; padding: 0; box-sizing: border-box; }
        body {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #335288;   /* 更深的蓝灰基底 */
            /*background-image:*/
            /*    radial-gradient(circle at 20% 30%, rgba(130, 165, 190, 0.7) 0%, transparent 40%),*/
            /*    radial-gradient(circle at 80% 70%, rgba(110, 150, 175, 0.6) 0%, transparent 45%),*/
            /*    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.15) 0%, transparent 50%);*/
            font-family: "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, sans-serif;
            padding: 20px;
        }
img {
	max-width: 100%;
	/*height:auto !important;*/
}
        /* ===== 主卡片 - 毛玻璃（更实） ===== */
        .lang-card {
            width: 100%;
            max-width: 440px;
            background: #dde1e4;  /* 提高不透明度 */
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border-radius: 40px;
            padding: 44px 36px 34px;
            box-shadow:
                0 30px 80px rgba(26, 58, 74, 0.25),
                0 4px 16px rgba(26, 58, 74, 0.10),
                inset 0 1px 0 rgba(255, 255, 255, 0.9);
            border: 1px solid rgba(255, 255, 255, 0.7);
            transition: transform 0.3s ease;
            animation: fadeUp 0.6s ease-out forwards;
        }

        @keyframes fadeUp {
            0% { opacity: 0; transform: translateY(24px); }
            100% { opacity: 1; transform: translateY(0); }
        }

        /* ===== 品牌头部 ===== */
        .brand-header {
            text-align: center; 
        }

        .brand-icon {
            width: 76px;
            height: 76px;
            margin: 0 auto 14px;
            border-radius: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 38px;
            font-weight: 700;
            color: #fff;
            box-shadow:
                0 12px 32px rgba(26, 58, 74, 0.40),
                inset 0 2px 0 rgba(255, 255, 255, 0.15);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
            position: relative;
            overflow: hidden;
        }

        .brand-icon::after {
            content: '';
            position: absolute;
            top: -40%;
            left: -40%;
            width: 140%;
            height: 140%;
            background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.15), transparent 50%);
            pointer-events: none;
        }

        .brand-icon:hover {
            transform: scale(1.04) rotate(-1deg);
            box-shadow: 0 16px 40px rgba(26, 58, 74, 0.45);
        }

        .brand-name {
            font-size: 24px;
            font-weight: 700;
            color: #1a2e3a;
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .brand-en {
            font-size: 18px;
            color: #4a6a7a;
            letter-spacing: 1.2px;
            font-weight: 600;
            margin-top: 5px;
        }

        /* ===== 提示文字 ===== */
        .lang-tip {
            text-align: center;
            font-size: 14px;
            color: #4a6a7a;
            margin-bottom: 30px;
            padding-bottom: 8px;
            border-bottom: 1px solid rgba(26, 58, 74, 0.15);
            line-height: 1.7;
            font-weight: 600;
        }

        /* ===== 语言选项列表 ===== */
        .lang-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .lang-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.5);
            border-radius: 20px;
            border: 1px solid rgba(160, 185, 200, 0.6);
            cursor: pointer;
            text-decoration: none;
            transition: all 0.28s cubic-bezier(0.2, 0.9, 0.4, 1);
            position: relative;
            overflow: hidden;
        }

        .lang-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            background: linear-gradient(to bottom, #1a3a4a, #3b6f8a);
            border-radius: 0 4px 4px 0;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .lang-item:hover::before {
            opacity: 1;
        }

        .lang-item:hover {
            background: rgba(255, 255, 255, 0.92);
            border-color: #8aacb8;
            transform: translateY(-3px) scale(1.01);
            box-shadow: 0 14px 36px rgba(26, 58, 74, 0.18);
        }

        .lang-item:active {
            transform: scale(0.97);
        }

        .lang-left {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .lang-flag {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            border: 1px solid #c8d8e0;
            flex-shrink: 0;
            box-shadow: 0 2px 6px rgba(0,0,0,0.04);
        }

        .lang-text {
            text-align: left;
        }

        .lang-title {
            font-size: 17px;
            font-weight: 600;
            color: #1a2e3a;
            line-height: 1.3;
        }

        .lang-sub {
            font-size: 12px;
            color: #6a8a9a;
            margin-top: 2px;
            font-weight: 400;
            letter-spacing: 0.3px;
        }

        .lang-arrow {
            color: #3b6f8a;
            font-size: 22px;
            font-weight: 300;
            opacity: 0.6;
            transition: opacity 0.25s, transform 0.25s;
        }

        .lang-item:hover .lang-arrow {
            opacity: 1;
            transform: translateX(4px);
            color: #1a3a4a;
        }
        .lang-footer {
            margin-top: 34px;
            padding-top: 20px;
            text-align: left;
            font-size: 12px;
            color: #99a8c5;
            border-top: 1px solid rgba(26, 58, 74, 0.12);
            line-height: 1.7;
            letter-spacing: 0.5px;
        }
            .lang-footerarabic {
            margin-top: 34px;
            padding-top: 20px;
            text-align: right;
            font-size: 12px;
            color: #99a8c5;
            border-top: 1px solid rgba(26, 58, 74, 0.12);
            line-height: 1.7;
            letter-spacing: 0.5px;
        }
            .detail-footer {
            text-align: center;
            margin-top: 40px;
            font-size: 12px;
            color: #7a9aaa;
            line-height: 1.7;
        }
 /* 主容器（与详情页一致） */
        .catalog-container {
            max-width: 920px;
            margin: 0 auto;
            animation: fadeUp 0.6s ease-out forwards;
        }

        /* ===== 顶部导航栏（独立，无外层卡片） ===== */
        .catalog-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 22px;
            padding: 0 4px;
        }
        .header-back {
            font-size: 28px;
            color: #1a2e3a;
            text-decoration: none;
            font-weight: 300;
            padding: 8px 16px;
            border-radius: 14px;
            background: rgba(255, 255, 255, 0.45);
            backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.65);
            transition: 0.25s;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .header-back:hover {
            background: rgba(255, 255, 255, 0.85);
            transform: translateX(-2px);
        }
        .header-title-box {
            flex: 1;
            padding: 0 16px;
        }
        .header-title-boxarabic {
            flex: 1;
            padding: 0 16px;
            text-align: right;
        }
        .header-main-title {
            font-size: 26px;
            font-weight: 700;
            color: #dde1e4;
        }
        .header-sub-title {
            font-size: 14px;
            color: #dde1e4;
            margin-top: 2px;
        }
        .product-count-tag {
            background: rgba(26, 58, 74, 0.12);
            color: #dde1e4;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            backdrop-filter: blur(4px);
        }

        /* 提示文字（无卡片） */
        .catalog-tip {
            padding: 0 4px 18px;
            font-size: 18px;
            color: #dde1e4;
            font-weight: 400;
            letter-spacing: 0.3px;
        }
        .catalog-tiparabic {
            padding: 0 4px 18px;
            font-size: 18px;
            color: #dde1e4;
            font-weight: 400;
            letter-spacing: 0.3px;
            text-align: right;
        }
        /* ========== 产品列表（使用毛玻璃卡片） ========== */
        .product-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
            gap: 22px;
        }

        /* 每个产品卡片 = 详情页的 .glass‑card */
        .product-card {
            background: #dde1e4;
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border-radius: 32px;
            border: 1px solid rgba(255, 255, 255, 0.7);
            box-shadow:
                0 30px 80px rgba(26, 58, 74, 0.15),
                0 4px 16px rgba(26, 58, 74, 0.08),
                inset 0 1px 0 rgba(255, 255, 255, 0.9);
            overflow: hidden;
            transition: all 0.28s cubic-bezier(0.2, 0.9, 0.4, 1);
        }
        .product-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 22px 50px rgba(26, 58, 74, 0.22);
            border-color: rgba(255, 255, 255, 0.95);
        }

        .pro-img-wrap {
            width: 100%;
            height: 260px;
            overflow: hidden;
            position: relative;
        }
        .pro-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .product-card:hover .pro-img-wrap img {
            transform: scale(1.03);
        }

        .pro-info {
            padding: 22px 24px 24px;
        }
        .pro-number-name {
            display: flex;
            align-items: baseline;
            gap: 12px;
            margin-bottom: 14px;
        }
        .pro-num {
            font-size: 34px;
            font-weight: 300;
            color: #8aacb8;
            line-height: 1;
            letter-spacing: -0.5px;
        }
        .pro-name {
            font-size: 22px;
            font-weight: 600;
            color: #1a2e3a;
            line-height: 1.25;
        }

        .view-spec-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            color: #bf160e;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s, gap 0.2s;
        }
        .view-spec-link:hover {
            color: #1a3a4a;
            gap: 12px;
        }
        .view-spec-link svg {
            width: 20px;
            height: 20px;
            /*stroke: currentColor;*/
            transition: transform 0.2s;
        }
        .view-spec-link:hover svg {
            transform: translateX(2px);
        }
        /* ===== 底部信息 ===== */

        /* ========== 分页（独立毛玻璃卡片） ========== */
.pagination-wrap {
    margin-top: 30px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(24px);
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.7);
    box-shadow: 0 30px 80px rgba(26, 58, 74, 0.15);
    display: flex;
    justify-content: center;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
        .pagination-wrap .pagination {
            margin: 0;
            gap: 6px;
        }
        .pagination-wrap .pagination > li > a,
        .pagination-wrap .pagination > li > span {
            border: none;
            background: rgba(255, 255, 255, 0.45);
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            border-radius: 30px;
            color: #1a2e3a;
            font-weight: 500;
            padding: 1px 16px;
            min-width: 44px;
            text-align: center;
            transition: 0.2s;
            box-shadow: 0 2px 8px rgba(26, 58, 74, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.6);
        }
        .pagination-wrap .pagination > li > a:hover {
            background: rgba(255, 255, 255, 0.9);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(26, 58, 74, 0.12);
        }
        .pagination-wrap .pagination > .active > a,
        .pagination-wrap .pagination > .active > span {
            background: #1a3a4a;
            color: #fff;
            box-shadow: 0 6px 16px rgba(26, 58, 74, 0.25);
            border-color: #1a3a4a;
        }
        .pagination-wrap .pagination > .active > a:hover {
            background: #1a3a4a;
        }
        .pagination-wrap .pagination > .disabled > span {
            opacity: 0.4;
            cursor: not-allowed;
        }
.product‑container {
            max-width: 860px;
            margin: 0 auto;
            animation: fadeUp 0.6s ease-out forwards;
        }

        /* 返回头部栏 */
        .page‑headbar {
            display:flex;
            align-items:center;
            gap:12px;
            margin-bottom:20px;
        }
        .back‑btn{
            color:#1a2e3a;
            text-decoration:none;
            display:flex;
            align-items:center;
            gap:6px;
            font-size:16px;
            padding:8px 14px;
            background:rgba(255,255,255,0.45);
            backdrop-filter: blur(14px);
            border-radius:14px;
            border:1px solid rgba(255,255,255,0.65);
            transition:0.25s;
        }
        .back‑btn:hover{
            background:rgba(255,255,255,0.85);
        }

        /* 大卡片通用毛玻璃样式 */
        .glass‑card {
            background: rgba(255, 255, 255, 0.5);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            border-radius: 32px;
            border: 1px solid rgba(255, 255, 255, 0.7);
            box-shadow:
                0 30px 80px rgba(26, 58, 74, 0.25),
                0 4px 16px rgba(26, 58, 74, 0.10),
                inset 0 1px 0 rgba(255, 255, 255, 0.9);
            overflow:hidden;
            margin-bottom:22px;
        }

        /* 产品大图区域（图片下方无覆盖层） */
        .product‑banner {
            width:100%;
            height:360px;
            position:relative;
        }
        .product‑banner img{
            width:100%;
            height:100%;
            object-fit:cover;
        }
        /* 产品编号（保留在图片左上角，可选） */
        .product‑num{
            font-size:42px;
            font-weight:700;
            color:rgba(255,255,255,0.38);
            position:absolute;
            left:32px;
            top:20px;
            pointer-events:none;
        }

        /* 图片下方标题区域（新增） */
        .title‑block {
            padding: 20px 32px 12px;
        }
        .title‑block .banner‑title {
            font-size: 24px;
            font-weight: 700;
            color: #1a2e3a;
            margin-bottom: 6px;
        }
        .title‑block .banner‑sub {
            font-size: 15px;
            color: #4a6a7a;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* 内容块通用内边距 */
        .card‑body{
            padding: 0 32px 32px;
        }
        .block‑title{
            display:flex; 
            align-items:center;
            margin-bottom:18px;
            padding-bottom:12px;
            border-bottom:1px solid rgba(26, 58, 74, 0.14);
        }
        .block‑title h2{
            font-size:22px;
            color:#1a2e3a;
            font-weight:700;
        }
        .source‑tip{
            font-size:13px;
            color:#6a8a9a;
            margin-top: 10px;
        }
        .source‑tip a{color:#6a8a9a;} 
        .text‑desc{
            font-size:16px;
            line-height:1.8;
            color:#2c4452;
        }

        /* 参数表格 */
        .param‑table{
            width:100%;
            border-collapse:collapse;
            margin-top:10px;
        }
        .param‑table tr{
            border-bottom:1px solid rgba(26, 58, 74, 0.11);
        }
        .param‑table td{
            padding:14px 10px;
            font-size:15px;
        }
        .param‑table td:first-child{
            width:32%;
            font-weight:600;
            color:#1a2e3a;
        }
        .param‑table td:last-child{
            color:#354f5e;
        }

        /* 特性列表 */
        .feature‑list{
            display:grid;
            grid-template-columns:1fr 1fr;
            gap:14px;
            margin-top:12px;
        }
        .feature‑item{
            background:rgba(255,255,255,0.55);
            border:1px solid rgba(160, 185, 200, 0.55);
            border-radius:16px;
            padding:16px 18px;
        }
        .feature‑item h4{
            font-size:16px;
            color:#1a2e3a;
            margin-bottom:6px;
        }
        .feature‑item p{
            font-size:14px;
            color:#446070;
            line-height:1.6;
        }
        /* ===== 移动端适配 ===== */
        @media (max-width: 480px) {
            .lang-card {
                padding: 32px 22px 26px;
                border-radius: 32px;
            }
            .brand-icon {
                width: 74px;
                height: 74px;
                font-size: 32px;
                border-radius: 20px;
            }
            .brand-name { font-size: 20px; }
            .lang-item { padding: 14px 16px; }
            .lang-title { font-size: 15px; }
            .lang-flag { width: 36px; height: 36px; font-size: 19px; }
            .lang-tip { font-size: 14px; }
        }
         @media (max-width: 768px) {
            .product-list {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 640px) {
            body {
                padding: 16px 12px;
            }
                        .product‑banner{
                height:260px;
            }
            .title‑block {
                padding: 16px 20px 8px;
            }
            .title‑block .banner‑title{
                font-size:20px;
            }
            .card‑body{
                padding: 0 20px 24px;
            }
            .glass‑card{
                border-radius:24px;
            }
            .feature‑list{
                grid-template-columns:1fr;
            }
            .block‑title h2{
                font-size:19px;
            }
            .catalog-header {
                flex-wrap: wrap;
                gap: 10px;
                margin-bottom: 16px;
            }
            .header-main-title {
                font-size: 22px;
            }
            .product-count-tag {
                font-size: 12px;
                padding: 4px 12px;
            }
            .catalog-tip {
                font-size: 16px;
                padding: 0 4px 14px;
            }
            .catalog-tiparabic {
                font-size: 16px;
                padding: 0 4px 14px;
            }
            .pro-img-wrap {
                height: 220px;
            }
            .pro-name {
                font-size: 20px;
            }
            .pro-num {
                font-size: 26px;
            }
            .pro-info {
                padding: 16px 18px 18px;
            }
    .pagination-wrap {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
        display: flex !important;
        justify-content: center;
        padding: 12px 8px !important;
    }
    .pagination-wrap .pagination {
        flex-wrap: nowrap !important;
        display: flex !important;
    }
    .pagination-wrap .pagination > li {
        display: inline-block !important;
        flex-shrink: 0 !important;
    }
    .pagination-wrap .pagination > li > a,
    .pagination-wrap .pagination > li > span {
        padding: 1px 10px !important;
        min-width: 32px !important;
        font-size: 13px !important;
        white-space: nowrap !important;
        border-radius: 20px !important;
        background: rgba(255,255,255,0.6) !important;
        border: 1px solid rgba(255,255,255,0.5) !important;
        color: #bf160e !important;
        display: inline-block !important;
        text-align: center !important;
    }
    .pagination-wrap .pagination > .active > a,
    .pagination-wrap .pagination > .active > span {
        background: #1a3a4a !important;
        color: #fff !important;
        border-color: #1a3a4a !important;
    }
        }