/**
 * ============================================
 * 铭佳伟业 LED官网 - 移动端响应式适配
 * Mobile Responsive Design
 * ============================================
 *
 * 断点设计：
 * - Desktop:     >1200px   (默认样式)
 * - Tablet-L:    992-1199px (平板横屏)
 * - Tablet-P:    768-991px  (平板竖屏)
 * - Mobile-L:    576-767px  (手机横屏)
 * - Mobile-P:    <576px     (手机竖屏)
 * ============================================
 */

/* ============================================
   桌面端默认样式
   ============================================ */
/* 桌面端隐藏汉堡菜单按钮 */
.mobile-menu-toggle {
    display: none;
}

/* ============================================
   全局移动端防溢出
   ============================================ */
@media (max-width: 767px) {
    /* 防止横向滚动 */
    html {
        overflow-x: hidden !important;
        width: 100% !important;
    }

    body {
        overflow-x: hidden !important;
        width: 100% !important;
        position: relative !important;
    }

    /* 主要容器防溢出 */
    .w201, .w290, .w231, .w1200, .wrapper,
    .na201, .h201_main, .nav201, .b182,
    .prcbox_323, .about290, .eyys,
    .case231_main, .news_326, .footer169 {
        max-width: 100vw !important;
        overflow-x: hidden !important;
    }

    /* 防止行元素溢出 */
    .clearfix, .fl, .fr {
        max-width: 100% !important;
    }

    /* 图片响应式 */
    img {
        max-width: 100% !important;
        height: auto !important;
    }

    /* 确保所有链接和按钮可点击 */
    a, button, input, select, textarea,
    .pmore a, .nav201 a, .mobile-menu-toggle,
    .prcbox_323 a, .case231_main a, .news_326 a,
    .footer169 a, .about290 a, .eyys a {
        pointer-events: auto !important;
        cursor: pointer !important;
        -webkit-tap-highlight-color: rgba(0,0,0,0.1);
    }

    /* 只禁用汉堡菜单按钮内部元素的指针事件 */
    .mobile-menu-toggle span {
        pointer-events: none !important;
    }

    /* 调整右侧客服组件，防止遮挡其他元素 */
    .right_nav {
        right: 0 !important;
        bottom: 80px !important;
        width: 50px !important;
        z-index: 100 !important;
    }

    .right_nav li {
        right: -45px !important;
        width: 50px !important;
        padding: 8px 5px !important;
    }

    .right_nav li img {
        width: 24px !important;
        height: 24px !important;
    }

    .right_nav li h4 {
        font-size: 10px !important;
        margin-left: 5px !important;
    }

    /* 移动端隐藏客服弹出层 */
    .right_nav li .hideBox {
        display: none !important;
    }

    /* 确保所有交互元素在客服之上 */
    .mobile-menu-toggle {
        z-index: 1001 !important;
    }

    .na201 .list201.active {
        z-index: 1000 !important;
    }
}

/* ============================================
   平板横屏 (Tablet Landscape: 992px - 1199px)
   ============================================ */
@media (max-width: 1199px) {
    /* 容器宽度调整 */
    .w201, .na201, .w290, .w231, .w1200, .wrapper {
        max-width: 960px;
        padding: 0 20px;
    }

    .prcbox_323 .prctit,
    .prcbox_323 .prccon,
    .news_326 .tit,
    .news_326 .news_list {
        width: 100%;
        max-width: 960px;
        padding: 0 20px;
    }

    /* Hero轮播图高度调整 */
    .b182,
    .b182 li {
        height: 450px;
    }

    /* 产品网格4列改3列 */
    .prcbox_323 .prccon .bd li {
        width: calc(33.333% - 20px) !important;
        margin: 15px 10px 0 10px !important;
    }

    .prcbox_323 .prccon .bd li .ppic,
    .prcbox_323 .prccon .bd li .ppic img {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 1/1;
        object-fit: cover;
    }

    /* 关于我们模块 */
    .about290 .ab290 .part3 {
        width: 100%;
        height: auto;
        padding: 40px 20px;
    }

    .about290 .ab290 .part3 .img {
        width: 45%;
        height: 300px;
    }

    .about290 .ab290 .part3 .txt {
        width: 50%;
        padding-right: 20px;
        padding-top: 30px;
    }

    /* 新闻列表3列改2列 */
    .news_326 .news_list li {
        width: calc(50% - 20px);
        margin-right: 10px;
    }

    .news_326 .news_list li:nth-child(2n) {
        margin-right: 0;
    }

    /* 页脚调整 */
    .footer169 .b169_main .bnav169 dl {
        width: 120px;
    }
}

/* ============================================
   平板竖屏 (Tablet Portrait: 768px - 991px)
   ============================================ */
@media (max-width: 991px) {
    /* 容器宽度 */
    .w201, .na201, .w290, .w231, .w1200, .wrapper {
        max-width: 720px;
    }

    /* 顶部通知栏 */
    .top201 {
        font-size: 11px;
        height: 30px;
        line-height: 30px;
    }

    .top201 .zc201 {
        font-size: 11px;
    }

    .top201 .r201 {
        display: none; /* 隐藏右侧链接 */
    }

    /* Logo区域 */
    .h201_main .head201 {
        height: 100px;
    }

    .h201_main .logo201 img {
        max-height: 80px;
    }

    .h201_main .ss201 {
        display: none; /* 隐藏搜索框 */
    }

    /* Hero轮播 */
    .b182,
    .b182 li {
        height: 350px;
        min-width: auto;
    }

    .b182 .tip182 {
        bottom: 15px;
    }

    .b182 .prev182,
    .b182 .next182 {
        width: 28px;
        height: 30px;
    }

    /* 产品中心 - 3列改2列 */
    .prcbox_323 .prccon .bd li {
        width: calc(50% - 20px) !important;
        margin: 15px 10px 0 10px !important;
    }

    .prcbox_323 .prccon .bd li .ppic,
    .prcbox_323 .prccon .bd li .ppic img {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 1/1;
        object-fit: cover;
    }

    /* 关于我们 - 改为单列 */
    .about290 .ab290 .part3 {
        flex-direction: column;
        display: flex;
    }

    .about290 .ab290 .part3 .img {
        width: 100%;
        height: 300px;
        margin-left: 0;
        top: 0;
    }

    .about290 .ab290 .part3 .txt {
        width: 100%;
        padding: 30px 20px;
    }

    /* 优势模块 */
    .eyys {
        height: auto;
        padding: 40px 0;
    }

    .floor .eylist .item {
        width: 100%;
        margin-bottom: 30px;
    }

    .floor .eybox {
        min-height: auto;
    }

    /* 案例展示 */
    .case231_main .icase231 {
        flex-direction: column;
    }

    .case231_main .icase231 .bigbox,
    .case231_main .icase231 .bigbox .bd .item,
    .case231_main .icase231 .bigbox .bd .item img {
        width: 100%;
        height: auto;
        aspect-ratio: 4/3;
    }

    .case231_main .icase231 .smabox {
        width: 100%;
        display: flex;
        gap: 10px;
        margin-top: 10px;
    }

    .case231_main .icase231 .smabox .item {
        flex: 1;
        width: auto;
        height: auto;
    }

    /* 新闻列表 */
    .news_326 .news_list li {
        width: 100%;
        margin-right: 0;
    }

    /* 页脚 */
    .footer169 .b169_main {
        flex-direction: column;
    }

    .footer169 .b169_main .lx169 {
        width: 100%;
        margin-bottom: 30px;
    }

    .footer169 .b169_main .bnav169 {
        width: 100%;
        border: none;
        padding: 0;
        margin-bottom: 30px;
    }

    .footer169 .b169_main .bnav169 dl {
        width: 50%;
        margin-bottom: 20px;
    }

    .footer169 .b169_main .ewm169 {
        width: 100%;
        padding-left: 0;
    }

    /* 内页布局 */
    .wrapper {
        width: 100%;
        padding: 30px 20px;
    }

    .wrapper .left {
        width: 100%;
        margin-bottom: 30px;
    }

    .wrapper .content {
        width: 100%;
        float: none;
    }

    /* 产品网格 */
    .wrapper .gridlist .item {
        width: calc(50% - 15px);
        margin: 15px 7.5px 0;
    }

    .wrapper .gridlist .item:nth-child(3n) {
        margin-right: 7.5px;
    }

    .wrapper .gridlist .item:nth-child(2n) {
        margin-right: 0;
    }
}

/* ============================================
   手机横屏 (Mobile Landscape: 576px - 767px)
   ============================================ */
@media (max-width: 767px) {
    /* 全局字体缩小 */
    html {
        font-size: 13px;
    }

    /* 容器宽度 */
    .w201, .na201, .w290, .w231, .w1200, .wrapper {
        max-width: 100%;
        padding: 0 15px;
    }

    /* 顶部通知栏 */
    .top201 {
        display: none; /* 手机端隐藏顶部通知 */
    }

    /* Logo区域 */
    .h201_main {
        padding: 15px 0 !important;
    }

    .h201_main .head201 {
        height: 80px !important;
        display: flex !important;
        align-items: center !important;
    }

    .h201_main .logo201 {
        display: flex !important;
        align-items: center !important;
    }

    .h201_main .logo201 img {
        max-height: 65px !important;
        width: auto !important;
        height: auto !important;
    }

    /* 导航栏 - 汉堡菜单 */
    .nav201 {
        height: 55px !important;
        position: relative;
        display: flex !important;
        align-items: center !important;
        z-index: 999 !important;
        background: #fff !important;
    }

    .na201 {
        padding: 0 !important;
        position: relative;
        width: 100% !important;
    }

    .na201 .list201 {
        flex-direction: column;
        display: none; /* 默认隐藏，需JS控制 */
        background: rgba(0, 102, 204, 0.98) !important;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        width: 100% !important;
        max-height: 80vh;
        overflow-y: auto;
        box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    }

    .na201 .list201.active {
        display: flex !important;
    }

    .nav201 .na201 li {
        width: 100% !important;
        min-width: auto !important;
        border-bottom: 1px solid rgba(255,255,255,0.1);
        float: none !important;
    }

    .nav201 .na201 li a {
        height: 50px !important;
        line-height: 25px !important;
        padding: 5px 15px !important;
        color: #fff !important;
        display: block !important;
        text-align: left !important;
    }

    .nav201 .na201 li a:hover,
    .nav201 .na201 li a.hover {
        background: rgba(255,255,255,0.1) !important;
        color: #fff !important;
    }

    .nav201 .na201 li a span {
        font-size: 11px !important;
        color: rgba(255,255,255,0.7) !important;
        display: block !important;
    }

    .nav201 .na201 li a i {
        display: none !important;
    }

    /* 下拉菜单改为展开式 */
    .nav201 .na201 dl {
        position: static !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        display: none !important;
        background: rgba(0, 61, 122, 0.5) !important;
        width: 100% !important;
        left: 0 !important;
        top: 0 !important;
    }

    .nav201 .na201 li.expanded dl {
        display: block !important;
    }

    .nav201 .na201 dl dd {
        border-top: 1px solid rgba(255,255,255,0.05) !important;
        line-height: 40px !important;
        height: 40px !important;
    }

    .nav201 .na201 dl dd a {
        color: rgba(255,255,255,0.85) !important;
        padding-left: 30px !important;
        font-size: 13px !important;
        height: 40px !important;
        line-height: 40px !important;
    }

    .nav201 .na201 dl dd a:hover {
        background: rgba(255,255,255,0.08) !important;
        color: #fff !important;
    }

    /* 添加汉堡菜单按钮样式 */
    .mobile-menu-toggle {
        display: block !important;
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        width: 45px;
        height: 45px;
        cursor: pointer !important;
        z-index: 1001 !important;
        background: #0066CC;
        border: 2px solid #fff;
        border-radius: 8px;
        padding: 10px;
        box-shadow: 0 3px 10px rgba(0,102,204,0.4);
        transition: all 0.2s ease;
        pointer-events: auto !important;
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        -khtml-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }

    .mobile-menu-toggle:hover,
    .mobile-menu-toggle:active {
        background: #0080FF;
        box-shadow: 0 4px 15px rgba(0,128,255,0.5);
        transform: translateY(-50%) scale(1.05);
    }

    .mobile-menu-toggle span {
        display: block;
        width: 25px;
        height: 3px;
        background: #fff;
        margin: 5px auto;
        transition: all 0.3s;
        border-radius: 2px;
        pointer-events: none;
    }

    .mobile-menu-toggle.active {
        background: #0080FF !important;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

    /* 菜单打开时防止页面滚动 */
    body.menu-open {
        overflow: hidden;
    }

    /* Hero轮播 */
    .b182,
    .b182 li {
        height: 250px;
    }

    .b182 .tip182 span {
        width: 30px;
        height: 4px;
        margin: 0 3px;
    }

    .b182 .prev182,
    .b182 .next182 {
        width: 24px;
        height: 26px;
        display: none; /* 手机端隐藏左右箭头 */
    }

    /* 产品中心标题 */
    .prcbox_323 {
        padding: 30px 0;
    }

    .prcbox_323 .prctit {
        font-size: 20px;
        padding-bottom: 20px;
    }

    .prcbox_323 .prccon .hd {
        position: static;
        text-align: center;
        margin-bottom: 15px;
        height: auto;
    }

    .prcbox_323 .prccon .hd li {
        padding: 5px 15px;
        margin: 5px;
        font-size: 13px;
    }

    /* 产品网格改为2列 */
    .prcbox_323 .prccon .bd li {
        width: calc(50% - 10px) !important;
        margin: 10px 5px 0 5px !important;
    }

    .prcbox_323 .prccon .bd li .ppic,
    .prcbox_323 .prccon .bd li .ppic img {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 1/1;
        object-fit: cover;
    }

    /* 关于我们 */
    .about290 .ab290 {
        padding: 40px 0;
    }

    .about290 .ab290 .part3 .img {
        height: 250px;
    }

    .about290 .ab290 .part3 .txt h3 {
        font-size: 20px;
    }

    .about290 .ab290 .part3 .txt h4 {
        font-size: 14px;
    }

    .about290 .ab290 .part3 .txt p {
        padding-top: 20px;
        font-size: 13px;
    }

    /* 优势模块 */
    .eyys .ystit .tit {
        font-size: 28px;
        padding-top: 40px;
    }

    .eyys .ystit .subtit {
        font-size: 14px;
    }

    .floor .eylist .item .txt h3 {
        font-size: 18px;
    }

    .floor .eylist .item .txt p {
        font-size: 13px;
    }

    /* 案例标题 */
    .case231_main .ctit231 .tit {
        font-size: 28px;
    }

    .case231_main .ctit231 .subtit {
        font-size: 18px;
    }

    /* 新闻中心 */
    .news_326 .tit a {
        font-size: 28px;
    }

    .news_326 .tit p {
        font-size: 24px;
    }

    .news_326 .news_list li {
        width: 100%;
    }

    .news_326 .news_list b {
        width: 100%;
        height: auto;
        aspect-ratio: 2/1;
    }

    /* 页脚 */
    .footer169 .b169_main .lx169 h3 {
        font-size: 18px;
        margin-bottom: 30px;
    }

    .footer169 .b169_main .lx169 p.tel169 {
        font-size: 26px;
    }

    .footer169 .b169_main .bnav169 dl {
        width: 100%;
        text-align: left;
        padding: 10px 0;
    }

    .footer169 .b169_main .ewm169 dl dt {
        width: 140px;
        height: 140px;
    }

    /* 内页列表 */
    .txtimglist .item {
        width: 100%;
        height: auto;
        padding: 15px;
        margin-bottom: 20px;
    }

    .txtimglist .item img {
        width: 100%;
        height: auto;
        margin-right: 0;
        margin-bottom: 15px;
    }

    .txtimglist .item .txt {
        height: auto;
        padding-right: 0;
    }

    .txtimglist .item .time {
        width: 100%;
        padding-top: 10px;
        text-align: center;
    }

    /* 产品详情 */
    .wrapper .prodetailsinfo .photo {
        width: 100%;
    }

    .wrapper .prodbaseinfo_a {
        width: 100%;
        float: none;
        margin-left: 0;
        margin-top: 20px;
    }

    /* 表单 */
    .wrapper .formey .item {
        width: 100%;
        margin-right: 0;
    }

    .wrapper .formey .liuyan {
        width: 100%;
    }

    .wrapper .formey .liuyan textarea {
        width: calc(100% - 20px);
    }
}

/* ============================================
   手机竖屏 (Mobile Portrait: < 576px)
   ============================================ */
@media (max-width: 575px) {
    /* 全局字体 */
    html {
        font-size: 12px;
    }

    /* 容器 */
    .w201, .na201, .w290, .w231, .w1200, .wrapper {
        padding: 0 10px;
    }

    /* Logo */
    .h201_main {
        padding: 12px 0 !important;
    }

    .h201_main .head201 {
        height: 70px !important;
        padding: 0 10px !important;
        display: flex !important;
        align-items: center !important;
    }

    .h201_main .logo201 {
        display: flex !important;
        align-items: center !important;
    }

    .h201_main .logo201 img {
        max-height: 55px !important;
        width: auto !important;
    }

    /* 导航栏调整 */
    .nav201 {
        height: 50px !important;
    }

    /* Hero轮播 */
    .b182,
    .b182 li {
        height: 200px;
    }

    .b182 .tip182 {
        bottom: 10px;
    }

    .b182 .tip182 span {
        width: 20px;
        height: 3px;
        margin: 0 2px;
    }

    /* 产品中心 */
    .prcbox_323 {
        padding: 20px 0;
    }

    .prcbox_323 .prctit {
        font-size: 18px;
        padding-bottom: 15px;
    }

    /* 产品网格2列 */
    .prcbox_323 .prccon .bd li {
        width: calc(50% - 10px) !important;
        margin: 8px 5px 0 5px !important;
    }

    .prcbox_323 .prccon .bd li .ppic,
    .prcbox_323 .prccon .bd li .ppic img {
        width: 100% !important;
        height: auto !important;
        aspect-ratio: 1/1;
        object-fit: cover;
    }

    .prcbox_323 .prccon .bd li .tit {
        padding: 0 10px 15px !important;
    }

    .prcbox_323 .prccon .bd li .tit span {
        font-size: 14px !important;
        margin-top: 10px !important;
    }

    /* 关于我们 */
    .about290 .ab290 {
        padding: 30px 0;
    }

    .about290 .ab290 .part3 .img {
        height: 200px;
    }

    .about290 .ab290 .part3 .txt {
        padding: 20px 15px;
    }

    .about290 .ab290 .part3 .txt h3 {
        font-size: 18px;
    }

    .about290 .ab290 .part3 .txt p {
        padding-top: 15px;
        font-size: 12px;
    }

    /* 优势模块 */
    .eyys .ystit {
        height: auto;
        padding: 30px 0 20px;
    }

    .eyys .ystit .tit {
        font-size: 24px;
        padding-top: 0;
    }

    .eyys .ystit .subtit {
        font-size: 13px;
    }

    .floor {
        padding-top: 20px;
    }

    .floor .eybox {
        margin-top: 30px;
        padding: 20px 10px;
        background-size: cover;
    }

    .floor .eylist {
        gap: 30px 0;
    }

    .floor .eylist .item {
        padding: 15px;
        background: rgba(0,0,0,0.3);
        border-radius: 8px;
    }

    .floor .eylist .item .img {
        width: 60px;
        height: 60px;
    }

    .floor .eylist .item .txt h3 {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .floor .eylist .item .txt p {
        font-size: 12px;
        padding-top: 10px;
    }

    /* 案例 */
    .case231_main .ctit231 .tit {
        font-size: 24px;
    }

    .case231_main .ctit231 .subtit {
        font-size: 16px;
    }

    .case231_main .menu li {
        margin: 5px 5px;
    }

    .case231_main .menu li a {
        padding: 0 15px;
        font-size: 13px;
    }

    /* 新闻 */
    .news_326 .tit {
        margin: 20px auto;
    }

    .news_326 .tit a {
        font-size: 24px;
        line-height: 36px;
    }

    .news_326 .tit p {
        font-size: 20px;
    }

    .news_326 .news_list {
        margin: 20px auto;
    }

    .news_326 .news_list li {
        margin-top: 15px;
    }

    .news_326 .news_list span.title {
        font-size: 15px;
        width: 100%;
        padding: 12px 0;
    }

    .news_326 .news_list p {
        font-size: 13px;
        line-height: 1.6;
    }

    /* 页脚 */
    .footer169 .b169_main {
        padding: 30px 0 20px;
    }

    .footer169 .b169_main .lx169 {
        text-align: center;
        margin-bottom: 25px;
    }

    .footer169 .b169_main .lx169 h3 {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .footer169 .b169_main .lx169 p {
        font-size: 13px;
        line-height: 24px;
    }

    .footer169 .b169_main .lx169 p.p169 {
        font-size: 16px;
    }

    .footer169 .b169_main .lx169 p.tel169 {
        font-size: 22px;
        line-height: 40px;
    }

    .footer169 .b169_main .bnav169 {
        display: none; /* 手机竖屏隐藏导航 */
    }

    .footer169 .b169_main .ewm169 {
        text-align: center;
    }

    .footer169 .b169_main .ewm169 dl {
        float: none;
        display: inline-block;
        margin: 0 10px;
    }

    .footer169 .b169_main .ewm169 dl dt {
        width: 120px;
        height: 120px;
    }

    .footer169 .bq169_main {
        padding: 15px 0;
        font-size: 12px;
        line-height: 20px;
    }

    /* 内页布局 */
    .wrapper {
        padding: 20px 10px;
    }

    .nybanner {
        height: 150px;
    }

    /* 面包屑导航优化 */
    .location {
        padding: 15px 0 !important;
        margin-bottom: 15px !important;
    }

    .location h3 {
        font-size: 16px !important;
        margin-bottom: 8px !important;
    }

    .location .sitepath {
        font-size: 11px !important;
        float: none !important;
        display: block !important;
        white-space: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 5px;
    }

    .location .sitepath::-webkit-scrollbar {
        height: 3px;
    }

    .location .sitepath::-webkit-scrollbar-thumb {
        background: #ccc;
        border-radius: 2px;
    }

    .location .sitepath a,
    .location .sitepath span {
        display: inline-block;
        padding: 0 5px;
    }

    /* 侧边栏 */
    .wrapper .left .menu .ey_title {
        height: 60px;
    }

    .wrapper .left .menu .ey_title h3 {
        font-size: 18px;
        line-height: 60px;
        padding-left: 15px;
    }

    .wrapper .left .submenu li a.sub1 {
        height: 50px;
        line-height: 50px;
        font-size: 14px;
        padding-left: 15px;
    }

    /* 产品网格 */
    .wrapper .gridlist .item {
        width: calc(50% - 10px);
        margin: 10px 5px 0;
    }

    .wrapper .gridlist .item img {
        width: 100%;
        height: auto;
    }

    .wrapper .gridlist .item h3 {
        font-size: 13px;
    }

    /* 新闻列表 */
    .txtimglist .item {
        padding: 12px;
    }

    .txtimglist .item h3 {
        font-size: 15px;
        padding: 10px 0;
    }

    .txtimglist .item .txt {
        font-size: 12px;
        line-height: 1.6;
    }

    /* 详情页 */
    .wrapper .showinfo .title {
        font-size: 18px;
    }

    .wrapper .showinfo .img {
        width: 100%;
    }

    .wrapper .showinfo .showcontxt {
        font-size: 13px;
        line-height: 1.8;
    }

    /* 表单 */
    .wrapper .msgpage .tit .p1 {
        font-size: 20px;
    }

    .wrapper .msgpage .tit .p2 {
        font-size: 13px;
    }

    .wrapper .formey .item {
        height: 40px;
        line-height: 40px;
        margin-bottom: 15px;
    }

    .wrapper .formey .item label {
        font-size: 14px;
        padding-left: 10px;
    }

    .wrapper .formey .item .txt {
        font-size: 14px;
        padding-left: 60px;
    }

    .wrapper .formey .liuyan {
        height: 200px;
    }

    .wrapper .formey .liuyan textarea {
        height: 180px;
        font-size: 14px;
        text-indent: 60px;
    }

    .wrapper .formey .sub {
        width: 100%;
        font-size: 16px;
    }

    /* 分页 */
    .wrapper .pglist {
        padding: 20px 0;
    }

    .wrapper .pglist a,
    .wrapper .pglist span {
        padding: 0 10px;
        margin: 0 2px;
        font-size: 13px;
        line-height: 28px;
    }
}

/* ============================================
   超小屏幕优化 (< 375px)
   ============================================ */
@media (max-width: 374px) {
    /* 针对iPhone SE等小屏设备 */
    html {
        font-size: 11px;
    }

    /* Hero */
    .b182,
    .b182 li {
        height: 180px;
    }

    /* 产品网格保持2列但间距更小 */
    .prcbox_323 .prccon .bd li {
        width: calc(50% - 6px);
        margin: 6px 3px 0 3px;
    }

    /* Logo */
    .h201_main .logo201 img {
        max-height: 35px;
    }

    /* 优势模块 */
    .floor .eylist .item .img {
        width: 50px;
        height: 50px;
    }

    .floor .eylist .item .txt h3 {
        font-size: 14px;
    }
}

/* ============================================
   横屏通用优化
   ============================================ */
@media (max-height: 500px) and (orientation: landscape) {
    /* 导航栏高度压缩 */
    .nav201 {
        height: 50px;
    }

    .nav201 .na201 li a {
        height: 50px;
        line-height: 25px;
        font-size: 13px;
    }

    .nav201 .na201 li a span {
        font-size: 10px;
    }

    /* Hero高度 */
    .b182,
    .b182 li {
        height: 100vh;
        max-height: 400px;
    }
}

/* ============================================
   触摸优化
   ============================================ */
@media (hover: none) and (pointer: coarse) {
    /* 增大触摸区域 */
    .nav201 .na201 li a,
    button,
    .pmore a,
    .case231_main .menu li a {
        min-height: 44px;
        padding: 12px 15px;
    }

    /* 禁用hover效果 */
    .prcbox_323 .prccon .bd li:hover img {
        transform: none;
    }

    .floor .eylist .item:hover .img,
    .floor .eylist .item:hover .txt {
        transform: none;
    }
}

/* ============================================
   Print样式 (移动端打印)
   ============================================ */
@media print {
    .nav201,
    .mobile-menu-toggle,
    .b182 .prev182,
    .b182 .next182,
    .pmore,
    .footer169 {
        display: none !important;
    }

    body {
        font-size: 10pt;
    }

    .prcbox_323 .prccon .bd li {
        width: 50%;
        page-break-inside: avoid;
    }
}