:root {
            --page-bg: #edf2ff;
            --primary: #246dff;
            --title: #163a8f;
            --text: #4e648f;
            --muted: #8093b6;
            --card-shadow: 0 22px 60px rgba(36, 109, 255, 0.12);
            --radius-xl: 28px;
            --radius-lg: 22px;
            --radius-md: 16px;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            cursor: default;
        }

        .pc body {
            min-width: 320px;
            font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
            color: var(--text);
            background:
                radial-gradient(circle at top, rgba(36, 109, 255, 0.12), transparent 28%),
                linear-gradient(180deg, #eef3ff 0%, #f6f8ff 100%);
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        iframe {
            border: 0;
        }

        /* Page Layout */
        .page-shell {
            background-color: #E4EBFC;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        .container {
            width: 100%;
        }

        .pc .ai-zone-wrap {
            width: 100%;
            max-width: 12rem;
            margin: 0 auto;
            box-sizing: border-box;
        }

        /* Hero Section */
        .pc .hero {
            position: relative;
            width: 100%;
            height: 4.82rem;
            color: #fff;
            background: linear-gradient(180deg, #0a2f96, #246dff);
        }

        .pc .hero-bg {
            position: absolute;
            inset: 0;
            overflow: hidden;
        }

        .pc .hero-bg iframe {
            width: 100%;
            height: 100%;
        }

        .pc .hero-content {
            position: relative;
            width: 8.8rem;

        }

        .pc .hero-main {
            padding-top: 0.45rem;
            text-align: center;
        }

        .pc .hero-main img {
            width: 3.98rem;
            height: 1.94rem;
        }

        .pc .hero-subtitle {
            position: relative;
            top: -0.6rem;
            font-size: 0.18rem;
            color: #fff;
        }

        .pc .hero-cards {
            display: flex;
            width: 100%;
            justify-content: space-between;
            height: 1.46rem;
            margin-top: -0.3rem;
            cursor: pointer;
        }

        .pc .hero-card {
            cursor: pointer;
            width: 2.85rem;
            padding: 0.25rem;
            box-sizing: border-box;
            border-radius: 0.12rem;
            text-align: left;
            background: rgba(255, 255, 255, 0.1);
            border: 0.01rem solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(14px);
        }

        .pc .hero-card .title {
            display: flex;
            align-items: center;
            cursor: pointer;
        }

        .pc .hero-card .icon {
            width: 0.2rem;
            margin-right: 0.05rem;
            height: auto;
            cursor: pointer;
        }

        .pc .hero-card-tag {
            display: inline-flex;
            align-items: center;
            font-size: 0.2rem;
            color: #fff;
            font-weight: 600;
            cursor: pointer;
        }

        .pc .hero-card-text {
            cursor: pointer;
            margin-top: 0.15rem;
            font-size: 0.14rem;
            line-height: 1.5;
            color: #fff;
        }

        /* Main Content */
        .pc .main-content {
            display: inline-block;
            width: 100%;
            background-color: #f8f9fc;
            margin: auto;
        }

        /* Learning Section */
        .pc .learning-section {
            padding: 0.2rem max(0rem, calc((100% - 12rem) / 2));
            background-color: #E4EBFC;
            overflow: hidden;
        }

        .pc .learning-card {
            background: linear-gradient(to bottom, #d1e6fc, #E4EBFC);
            padding: 0.39rem;
            border-radius: 20px;
            box-sizing: border-box;
            padding-top: 10px;
            margin-bottom: 20px;
        }

        .pc .learning-card-header {
            display: flex;
            justify-content: space-between;
            height: 0.72rem;
            font-size: 0.18rem;
            font-weight: bold;
            color: #0F172A;
            align-items: center;
            padding-left: 0.2rem;
            position: relative;
        }
        .pc .hero-main>img{
            margin-left: -0.8rem;
            width: 5rem;
            height: auto;
        }
        .pc .learning-card-header span:before {
            content: "";
            position: absolute;
            left: 0rem;
            top: 0.24rem;
            height: 0.24rem;
            bottom: 0;
            border-radius: 0.02rem;
            width: 0.04rem;
            background-color: #246dff;
        }

        .pc .learning-card .more {
            color: #246dff;
            font-size: 0.13rem;
            padding: 0 0.1rem;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 0.36rem;
            cursor: pointer;
            background-color: transparent;
            border: 1px solid #246dff;
            border-radius: 0.2rem;
        }

        .pc .learning-card .more img {
            width: .18rem;
            margin-left: 0.03rem;
        }

        .pc .learning-tab {
            display: flex;
            margin-bottom: 0.2rem;
        }

        .pc .learning-tab-item {
            width: 2rem;
            text-align: center;
            line-height: 0.48rem;
            height: 0.48rem;
            border-bottom: 0.02rem solid transparent;
            font-size: 0.16rem;
            color: #475569;
            cursor: pointer;
        }

        .pc .learning-tab-item.active {
            border-bottom: 0.02rem solid #246dff;
            color: #246dff;
        }

        .pc .learning-grid {
            display: flex;
            gap: 0.21rem;
            flex-wrap: wrap;
        }

        .pc .learning-item {
            cursor: pointer;
            width: 2.64rem;
            overflow: hidden;
            background-color: #fff;
            border-radius: 0.16rem;
        }

        .pc .learning-item img {
            width: 2.64rem;
            height: 1.4rem;
            display: block;
            cursor: pointer;
        }

        .pc .learning-item .item-title {
            padding: 0 0.12rem;
            font-size: 0.15rem;
            margin-top: 0.1rem;
            cursor: pointer;
            color: #0F172A;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .pc .learning-item .item-desc {
            color: #475569;
            padding: 0 0.12rem;
            margin: 0.05rem 0 0.1rem 0;
            cursor: pointer;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            padding-top: 0;
            font-size: 0.13rem;
        }

        .pc .main_shiyan {
            width: 100%;
            padding: 0 max(0rem, calc((100% - 12rem) / 2));
            background-color: #f8f9fc;
            padding-bottom: .5rem;
            padding-top: .2rem;
        }

        .pc .main_shi_title {
            display: flex;
            align-items: center;
            margin: 0.2rem 0 0.3rem 0;
            position: relative;

        }

        .pc .main_shi_title .more {
            position: absolute;
            right: 0.3rem;
            color: #246dff;
            font-size: 0.13rem;
            padding: 0 0.1rem;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 0.36rem;
            cursor: pointer;
            background-color: transparent;
            border: 1px solid #246dff;
            border-radius: 0.2rem;
        }

        .pc .main_shi_title .more img {
            width: .18rem;
            margin-left: 0.03rem;
        }

        .pc .main_shi_title img {
            width: 0.3rem;
        }

        .pc .main_shi_title span {
            font-size: 0.28rem;
            color: #0F172A;
            margin-left: 0.1rem;
            font-weight: bold;
        }

        .pc .main_shi_con {

            font-size: 0.16rem;
            display: flex;

        }

        .pc .main_shi_con_left_head {
            font-size: 0.14rem;
            color: #475569;
            margin-bottom: 0.2rem;
        }

        .pc .main_shi_con_left_head_tab {
            min-width: 2.32rem;
            color: #475569;
            font-size: 0.16rem;
            display: flex;
            height: 0.56rem;
            align-items: center;
            cursor: pointer;
            position: relative;
            padding: 0 0.16rem;
        }

        .pc .active1 {
            background-color: #e8eefc;
            color: #246dff;
        }

        .pc .active1:before {
            position: absolute;
            width: 0.03rem;
            content: '';
            height: 0.56rem;
            top: 0;
            left: -0.03rem;
            background: #246dff;
        }

        .pc .main_shi_con_right_head {
            color: #333;
            font-size: 0.2rem;
            margin-bottom: 0.2rem;
        }

        .pc .main_shi_con_right_con {

            display: flex;
            flex-wrap: wrap;
            gap: 0.15rem;

        }

        .pc .main_shi_con_right {
            margin-left: 0.3rem;
        }

        .pc .main_shi_con_right_item {
            cursor: pointer;
            background-color: #fff;
            width: 3rem;
            padding: 0.12rem;
            box-sizing: border-box;
            border-radius: 0.12rem;

        }

        .pc .main_shi_con_right_item_top {
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
        }

        .pc .main_shi_con_right_item_top>img {
            width: 0.48rem;
            height: 0.48rem;
            display: block;
            cursor: pointer;
            border-radius: 0.06rem;
        }

        .pc .main_shi_con_right_item_top>p {
            font-size: 0.16rem;
            cursor: pointer;
            width: 1.74rem;
            color: #0F172A !important;
            line-height: .24rem;
            display: -webkit-box;
            /* 寮规€х洅瀛愭ā鍨?*/
            -webkit-box-orient: vertical;
            /* 鍨傜洿鎺掑垪 */
            -webkit-line-clamp: 2;
            /* 闄愬埗鏄剧ず涓よ */
            overflow: hidden;
            /* 隐藏超出部分 */
            text-overflow: ellipsis;
            /* 浣跨敤鐪佺暐鍙?*/

        }

        .pc .xing {
            display: flex;
            align-items: center;
            cursor: pointer;
            margin-top: 0.03rem;
        }

        .pc .xing img {
            width: .16rem;
            height: .16rem;
             cursor: pointer;
            margin-right: 0.05rem;
        }

        .pc .xing span {
            font-size: .14rem;
            color: #475569;
             cursor: pointer;
        }

        .pc .main_shi_con_right_item_bot {
            font-size: 0.13rem;
            margin-left: 0.6rem;
            line-height: .2rem;
            display: -webkit-box;
            cursor: pointer;
            /* 寮规€х洅瀛愭ā鍨?*/
            -webkit-box-orient: vertical;
            /* 鍨傜洿鎺掑垪 */
            -webkit-line-clamp: 2;
            /* 闄愬埗鏄剧ず涓よ */
            overflow: hidden;
            /* 隐藏超出部分 */
            text-overflow: ellipsis;
            /* 浣跨敤鐪佺暐鍙?*/
            color: #475569;
        }

        /* Community Section */
        .pc .community {
            width: 100%;
            position: relative;
            height: 6.85rem;
            background: linear-gradient(180deg, #0c2890, #246dff);
            margin: 0 auto;
            overflow: hidden;
        }

        .pc .community-bg {
            position: absolute;
            inset: 0;
            overflow: hidden;
            width: 100%;
            left: 50%;
            transform: translateX(-50%);
        }

        .pc .community-bg iframe {
            width: 100%;
            height: 100%;
            opacity: 0.72;
            position: relative;
        }

        .pc .community-content {
            padding-top: .64rem;
            padding-bottom: .64rem;
            display: flex;
            align-items: center;
        }

        .pc .community-panel {
            position: relative;
            z-index: 2;
            width: 6.18rem;
            height: 5.71rem;
            padding: .48rem .32rem;
            color: #fff;
            border: 1px solid rgba(183, 214, 255, 0.3);
            background: linear-gradient(180deg, rgba(56, 106, 222, 0.2), rgba(52, 97, 203, 0.16));
            backdrop-filter: blur(4px);
        }

        /* 鍥涗釜瑙掔殑瑁呴グ */
        .pc .community-panel .corner {
            position: absolute;
            width: .18rem;
            height: .18rem;
            border: 0.02rem solid rgba(226, 239, 255, 0.9);
        }

        .pc .community-panel .corner-tl {
            left: -1px;
            top: -1px;
            border-right: 0;
            border-bottom: 0;
        }

        .pc .community-panel .corner-tr {
            right: -1px;
            top: -1px;
            border-left: 0;
            border-bottom: 0;
        }

        .pc .community-panel .corner-bl {
            left: -1px;
            bottom: -1px;
            border-right: 0;
            border-top: 0;
        }

        .pc .community-panel .corner-br {
            right: -1px;
            bottom: -1px;
            border-left: 0;
            border-top: 0;
        }

        .pc .community-kicker {
            position: relative;
            font-size: 0;
            line-height: 24px;
        }

        .pc .community-kicker::before {
            content: "";
            position: absolute;

            top: 0.01rem;
            width: 0.18rem;
            height: 0.35rem;
            background: url("../images/three.png") center center / contain no-repeat;
        }

        .pc .community-kicker::after {
            top: 0.03rem;
            position: absolute;
            content: "启悟学习社区";
            font-size: 0.28rem;
            left: 0.3rem;
            font-weight: 700;
            color: #ffffff;
        }

        .pc .community-title {
            margin-top: 0.65rem;
            font-size: .24rem;
            font-weight: 700;
            color: #fff;
        }

        .pc .community-title::after {
            content: "开源启智，码上开悟";
            display: block;
            margin-top: .06rem;
            font-size: .24rem;
            line-height: 1.35;
            font-weight: 500;
        }

        .pc .community-desc {
            margin-top: .18rem;
            max-width: 4.5rem;
            font-size: 0;
            line-height: 0;
            color: transparent;
        }

        .pc .community-desc::before {
            content: "打造人工智能精品微课，提供创新空间，发布攻关任务，校企多方协作，共建共享自主可控的人工智能开源新生态。";
            display: block;
            font-size: .14rem;
            line-height: 1.85;
            color: rgba(226, 238, 255, 0.88);
        }

        .pc .community-features {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 0;
            margin-top: 0.8rem;
        }

        .pc .community-feature {
            position: relative;
            padding: 0 12px;
            text-align: center;
            color: #fff;
        }

        .pc .community-feature+.community-feature::before {
            content: "";
            position: absolute;
            left: 0;
            top: 12px;
            bottom: 12px;
            width: 1px;
            background: rgba(197, 223, 255, 0.22);
        }

        .pc .community-feature-icon {
            width: 62px;
            height: 62px;
            object-fit: contain;
            display: block;
            margin: 0 auto 12px;
            filter: drop-shadow(0 8px 16px rgba(80, 164, 255, 0.22));
        }

        .pc .community-feature strong {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: rgba(236, 245, 255, 0.98);
        }

        .pc .community-cta {
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100%;
            position: relative;
            z-index: 10;
            cursor: pointer !important;
            margin-left: 1.1rem;
        }

        .pc .community-cta a {
            cursor: pointer;
        }

        .pc .community-cta img {
            cursor: pointer;
        }

        .pc .community-visual {
            position: relative;
            height: 100%;
            min-height: 470px;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            overflow: hidden;
            z-index: 2;
        }

        .pc .community-sphere {
            position: absolute;
            right: 0;
            top: 50%;
            width: 6.5rem;
            height: 6.83rem;
            min-width: 0;
            overflow: hidden;
            transform: translateY(-50%);
            z-index: 2;
        }

        .pc .community-sphere::before {
            content: "";
            position: absolute;
            inset: 0;
            background:
                linear-gradient(180deg, rgba(0, 37, 186, 1) 0%, rgba(0, 37, 186, 1) 58%, rgba(0, 37, 186, 1) 100%);
            border-radius: 3.2rem 0 0 3.2rem;
            z-index: 0;
        }

        .pc .community-sphere iframe {
            position: relative;
            z-index: 1;
            width: 100%;
            height: 100%;
            transform: scale(1.02);
            transform-origin: center center;
        }

        .pc .community-entry {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 24px;
            font-weight: 700;
            white-space: nowrap;
        }

        .pc .community-cta img {
            width: .28rem;
            margin-left: .08rem;
        }

        /* 鎶栧姩绠ご鍔ㄧ敾 - 鍏堟參鍚庡揩 */
        .pc .shake-arrow {
            animation: shakeRight 2.5s infinite;
        }

        @keyframes shakeRight {

            0%,
            100% {
                transform: translateX(0);
            }

            /* 闀挎椂闂村仠鐣欏悗寮€濮嬫姈鍔?*/
            40% {
                transform: translateX(0);
            }

            /* 绗竴娆＄Щ鍔?- 杈冩參 */
            50% {
                transform: translateX(10px);
            }

            60% {
                transform: translateX(0);
            }

            /* 绗簩娆＄Щ鍔?- 鏇村揩 */
            70% {
                transform: translateX(10px);
            }

            78% {
                transform: translateX(0);
            }

            /* 绗笁娆＄Щ鍔?- 鏈€蹇?*/
            86% {
                transform: translateX(10px);
            }

            94% {
                transform: translateX(0);
            }
        }

        /* 上下抖动箭头动画 - 移动端 */
        .mobile .shake-arrow {
            animation: shakeUp 2.5s infinite;
        }

        @keyframes shakeUp {
            0%,
            100% {
                transform: rotate(90deg) translateX(0);
            }

            /* 闀挎椂闂村仠鐣欏悗寮€濮嬫姈鍔?*/
            40% {
                transform: rotate(90deg) translateX(0);
            }

            /* 绗竴娆＄Щ鍔?- 杈冩參 */
            50% {
                transform: rotate(90deg) translateX(10px);
            }

            60% {
                transform: rotate(90deg) translateX(0);
            }

            /* 绗簩娆＄Щ鍔?- 鏇村揩 */
            70% {
                transform: rotate(90deg) translateX(10px);
            }

            78% {
                transform: rotate(90deg) translateX(0);
            }

            /* 绗笁娆＄Щ鍔?- 鏈€蹇?*/
            86% {
                transform: rotate(90deg) translateX(10px);
            }

            94% {
                transform: rotate(90deg) translateX(0);
            }
        }

        /* Footer */
        .pc .footer-note {
            padding: 16px 0 26px;
            text-align: center;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
            background: linear-gradient(180deg, #246dff, #246dff);
        }

        /* Loading 样式 */
        .pc .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.9);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
        }

        .pc .loading-spinner {
            text-align: center;
        }

        .pc .spinner {
            width: 40px;
            height: 40px;
            border: 4px solid #f3f3f3;
            border-top: 4px solid #2D6FF4;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 10px;
        }

        @keyframes spin {
            0% {
                transform: rotate(0deg);
            }

            100% {
                transform: rotate(360deg);
            }
        }

        .pc .loading-spinner p {
            color: #475569;
            font-size: 14px;
            margin: 0;
        }

        .mobile {
            width: 100dvw;
            overflow: hidden;

            background-color: #fff;
        }

        .mobile #ai-lab {
            background-color: #F8F9FC;
            padding: 0.24rem 0.36rem 0.48rem 0.36rem;
        }

        .mobile .hero {
            width: 100%;
            height: 2.7rem;
            position: relative;
        }

        .mobile .hero-bg {
            width: 100%;
            height: 100%;
        }

        .mobile .hero-bg iframe {
            width: 100%;
            height: 100%;
        }

        .mobile .hero-content {
            position: absolute;
            top: 0;
            left: 0;
            font-size: 0.12rem;
            overflow: hidden;
        }

        .mobile .hero-content .hero-main>img {
            width: 2.45rem;
            height: 1.08rem;
            display: block;
            margin-top:0.13rem;
            margin-left: 0.45rem;
        }

        .mobile .hero-content .hero-main .hero-subtitle {
            margin: 0 auto;
            font-size: 0.12rem;
            color: #fff;
            display: block;
            text-align: center;
            position: relative;
            top: -0.12rem;
        }

        .mobile .hero-content .hero-main .hero-cards {
            --hero-card-width: 1.9rem;
            --hero-card-gap: 0.1rem;
            width: 100%;
            height: 1.2rem;
            margin-top: 0.2rem;
            position: relative;
            overflow: hidden;
        }

        .mobile .hero-content .hero-main .hero-cards::before,
        .mobile .hero-content .hero-main .hero-cards::after {
            content: "";
            position: absolute;
            top: 0.03rem;
            height: 0.92rem;
            width: 0.52rem;
            z-index: 2;
            pointer-events: none;
        }

        .mobile .hero-content .hero-main .hero-cards::before {
            left: 0;
            background: linear-gradient(90deg, rgba(24, 84, 229, 0.96) 0%, rgba(24, 84, 229, 0) 100%);
        }

        .mobile .hero-content .hero-main .hero-cards::after {
            right: 0;
            background: linear-gradient(270deg, rgba(24, 84, 229, 0.96) 0%, rgba(24, 84, 229, 0) 100%);
        }

        .mobile .hero-content .hero-main .hero-cards .hero-cards-track {
            min-width: 100%;
            height: 100%;
            position: relative;
            display: flex;
            align-items: flex-start;
            gap: var(--hero-card-gap);
            padding: 0.03rem calc(50% - (var(--hero-card-width) / 2)) 0;
            box-sizing: border-box;
            isolation: isolate;
            will-change: transform;
        }

        .mobile .hero-content .hero-main .hero-cards .hero-card {
            width: var(--hero-card-width);
            height: 0.92rem;
            padding: 0.2rem;
            flex: 0 0 var(--hero-card-width);
            box-sizing: border-box;
            border-radius: 0.08rem;
            text-align: left;
            background: rgba(255, 255, 255, 0.2);
            border: 0.01rem solid rgba(255, 255, 255, 0.1);
            position: relative;
            backface-visibility: hidden;
        }

        .mobile .hero-content .hero-main .hero-cards .hero-card img {
            width: 0.13rem;
            height: 0.13rem;
            margin-right: 0.05rem;
        }

        .mobile .hero-content .hero-main .hero-cards .hero-card .title {
            display: flex;
            font-size: 0.12rem;
            color: #fff;
            font-weight: bold;
            align-items: center;
            justify-content: flex-start;
        }

        .mobile .hero-content .hero-main .hero-cards .hero-card .hero-card-text {
            font-size: 0.12rem;
            color: #fff;
            margin-top: 0.05rem;
        }

        .mobile .main_shi_title {
            font-size: 0.28rem;
            color: #0F172A;
            font-weight: bold;
            display: flex;
            align-items: center;
            justify-content: flex-start;
            padding: 0.24rem 0.36rem;

        }

        .mobile .learning-section {
            background-color: #fff;
            width: 100dvw;
        }

        .mobile .main_shi_title>img {
            width: 0.4rem;
            margin-right: 0.1rem;
            height: 0.4rem;
        }

        .mobile .main_shi_con_left_head {
            font-size: 0.14rem;
            color: rgba(71, 85, 105,0.72);
            margin-top: 0.24rem;
            font-weight: 600;
        }

        .mobile .learning-card {
            padding: 0.36rem;
            box-sizing: border-box;
            border-radius: 0.24rem;
            overflow: hidden;
            margin-bottom: 0.2rem;
            background: linear-gradient(to bottom, #E4EBFC, #fff);
        }
        /* .mobile .learn_com :last-child{
            margin-bottom: 0;
        } */

        .mobile .learning-card .learning-card-header {
            color: #0F172A;
            font-size: 0.28rem;
            position: relative;
            font-weight: bold;
            margin-left: 0.15rem;
        }

        .mobile .learning-card .learning-card-header::before {
            content: "";
            position: absolute;
            top: 0.1rem;
            height: 0.24rem;
            left: -0.12rem;
            width: 0.04rem;
            border-radius: .02rem;
            background-color: #246dff;
        }

        .mobile .learning-item {
            box-sizing: border-box;
            border: 0.01rem solid #f8f9fc;
        }

        .mobile .learning-item>img {
            width: 100%;
            height: 1.4rem;
            object-fit: cover;
            display: block;
        }

        .mobile .item-title {
            font-size: 0.15rem;
            margin: 0.1rem;
            font-weight: 500;
            color: #0F172A;
        }

        .mobile .item-desc {
            font-size: 0.12rem;
            color: #475569;
            margin: 0.1rem;
            margin-top: 0;
        }

        .mobile .learning-grid .learning-item {
            background-color: #fff;
            border-radius: 0.16rem;
            overflow: hidden;
            margin-top: 0.25rem;
        }

        .mobile .learning-tab {
            width: 100%;
            height: 0.48rem;
            background-color: rgb(36, 109, 255,0.08);
            color: #246dff;
            text-align: center;
            line-height: 0.48rem;
            margin-top: 0.2rem;
            border-bottom: 0.02rem solid #246dff;
            font-size: 0.16rem;
            font-weight: bold;
            position: relative;
        }

        .mobile .learning-tab>img {
            width: 0.2rem;
            height: auto;
            display: inline-block;
            transform: rotate(90deg);
            position: absolute;
            right: 0.25rem;
            top: 0.15rem;
            transition: transform 0.3s ease;
        }

        .mobile .learning-tab>img.arrow-rotated {
            transform: rotate(270deg);
        }

        .mobile .learning-dropdown {
            background-color: rgba(36, 109, 255,0.05);

            border-top: none;

        }

        .mobile .learning-dropdown-item {
            padding: 0.14rem 0.16rem;
            color:rgba(71, 85, 105,0.72);
            font-size: 0.16rem;
            transition: background-color 0.2s ease;
            text-align: center;
        }

        .mobile .learning-dropdown-item:last-child {
            border-bottom: none;
        }

        .mobile .main_shi_con_left_head_tab {
            width: 100%;
            height: 0.48rem;
            background-color: rgb(36, 109, 255,0.08);
            color: #246dff;
            text-align: left;
            line-height: 0.48rem;
            margin-top: 0.2rem;
            font-size: 0.16rem;
            font-weight: bold;
            position: relative;
            padding-left: 0.16rem;
            box-sizing: border-box;
        }

        .mobile .main_shi_con_left_head_tab>img {
            position: absolute;
            top: 0.15rem;
            width: 0.2rem;
            right: 0.15rem;
            display: inline-block;
            transform: rotate(90deg);
        }

        .mobile .main_shi_con_left_head_tab::before {
            content: "";
            background-color: #2D6FF4;
            left: 0;
            width: 0.02rem;
            height: 100%;
            position: absolute;
        }

        .mobile .other {
            width: 100%;
            height: 0.48rem;
            background-color: #DfeAff;
            color: #246dff;
            text-align: center;
            line-height: 0.48rem;
            font-size: 0.16rem;
            font-weight: bold;
            text-align: left;
            padding-left: 0.16rem;
            box-sizing: border-box;
        }

        .mobile .main_shi_con_left_head_tab>img {
            transition: transform 0.3s ease;
        }

        .mobile .main_shi_con_left_head_tab>img.arrow-rotated {
            transform: rotate(270deg);
        }

        .mobile .lab-dropdown {
            background-color: rgb(36, 109, 255,0.05);
        }

        .mobile .lab-dropdown-item {
            padding: 0.14rem 0.16rem;
            color: #475569;
            font-size: 0.16rem;
            transition: background-color 0.2s ease;
            text-align: center;
        }

        .mobile .main_shi_con_right_head {
            color: #475569;
            font-size: 0.2rem;
            font-weight: bold;
            margin-top: 0.35rem;
            margin-bottom: 0.15rem;
        }

        .mobile .main_shi_con_right_item {
            background-color: #fff;
            margin-bottom: 0.15rem;
            border-radius: 0.1rem;
            overflow: hidden;
            border: 0.01rem solid #ebf1ff;
            padding: 0.16rem;
        }

        .mobile .main_shi_con_right_item_top {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
        }

        .mobile .main_shi_con_right_item_top .xing {
            font-size: 0.14rem;
            width: 0.4rem;
            display: flex;
           
            justify-content: center;
            align-items: center;
        }

        .mobile .main_shi_con_right_item_top .xing img {
            width: 0.16rem;
            height: 0.16rem;
             margin-right: 0.05rem;
            display: block;
        }

        .mobile .main_shi_con_right_item_top .xing span {
            font-size: 0.14rem;
            color: #475569;
        }

        .mobile .main_shi_con_right_item_top>img {
            display: block;
            width: 0.48rem;
            height: 0.48rem;
            border-radius: .08rem;
        }

        .mobile .main_shi_con_right_item_top>p {
            font-size: 0.16rem;
            color: #0F172A;
            margin: 0 0.16rem;
            flex: 1;
            font-weight: 600;
        }

        .mobile .main_shi_con_right_item_bot {
            font-size: 0.14rem;
            color: #475569;
            margin-left: 0.64rem;
            margin-top: 0.05rem;
        }

        .mobile .community iframe {
            width: 100vw;
            height: 100%;
        }

        .mobile .community {
            font-size: 0.16rem;
            height: 14.8rem;
            overflow: hidden;
            position: relative;
        }

        .mobile .community-feature>img {
            width: 1rem;
            height: 1rem;
            margin-right: 0.1rem;
        }

        .mobile .ai_title>img {
            width: 0.28rem;
            margin-right: 0.1rem;
        }

        .mobile .ai_title {
            display: flex;
            align-items: center;
            height: 1rem;
        }

        .mobile .ai_title>span {
            font-size: 0.28rem;
            color: #fff;
        }

        .mobile .community-bg {
            height: 100%;
        }

        .mobile .community-title {
            color: #fff;
        }

        .mobile .community-desc {
            font-size: 0.16rem;
            margin: 0.3rem 0;
            color: rgba(226, 238, 255, 0.88);
        }

        .mobile .community-features {
            display: flex;
            flex-direction: column;
            align-items: center;

        }

        .mobile .community-content {
            position: absolute;
            top: 0;
            padding: 0.24rem;
        }

        .mobile .community-panel {
            border: 0.01rem solid rgba(183, 214, 255, 0.3);
            padding: .24rem;
            box-sizing: border-box;
            position: relative;
        }

        .mobile .community-features .community-feature {
            display: flex;
            align-items: center;
            color: 0.16rem;
            color: rgba(226, 238, 255, 0.88);
            margin-bottom: 0.35rem;
            position: relative;
        }

        .mobile .community-cta {
            font-size: 0.28rem;
            display: flex;
            flex-direction: column;
            color: #fff;
            align-items: center;
            position: relative;
            top: 0.58rem;
            z-index: 100;
        }

        .mobile .community-cta>img {
            width: 0.4rem;
            height: auto;
            display: block;
            transform: rotate(90deg);
        }


        .mobile .community-panel .corner-tl {
            left: -1px;
            position: absolute;
            top: -1px;
            border-right: 0;
            border-bottom: 0;
        }

        .mobile .community-panel .corner-tr {
            right: -1px;
            top: -1px;
            border-left: 0;
            position: absolute;
            border-bottom: 0;
        }

        .mobile .corner {
            width: .18rem;
            height: .18rem;
            border: 0.02rem solid rgba(226, 239, 255, 0.9);
        }

        .mobile .community-feature::after {
            content: '';
            position: absolute;
            width: 2rem;
            left: -0.2rem;
            bottom: -0.2rem;
            height: 0.01rem;
            background-color: rgba(183, 214, 255, 0.3);
        }

        .mobile .community-feature:last-child::after {
            display: none;
        }

        .mobile .community-panel .corner-bl {
            left: -1px;
            bottom: -1px;
            border-right: 0;
            position: absolute;
            border-top: 0;
        }

        .mobile .community-panel .corner-br {
            right: -1px;
            position: absolute;
            bottom: -1px;
            border-left: 0;
            border-top: 0;
        }


        .mobile .community-sphere {
            position: absolute;
            left: -82%;
            bottom: -0.75rem;
            width: 10rem;
            height: 7.3rem;
            min-width: 0;
            overflow: hidden;
            z-index: 2;
        }

        .mobile .community {
            position: relative;
        }

        .mobile .community-sphere::before {
            content: "";
            position: absolute;
            inset: 0;
            background:#001b66;
            border-radius: 50%;
            z-index: 0;
        }

        .mobile .community-sphere iframe {
            position: absolute;
            top: 56%;
            left: 36%;
            transform: translate(-50%, -50%);
            z-index: 1;
            width: 100%;
            background-color: #001b66;
            height: 100%;
        }
        .mobile .more{
            background-color: transparent;
            color: #2D6FF4;
            border: 0.01rem solid #2D6FF4;
            border-radius: 0.15rem;
            height: 0.3rem;
            display: flex;
            margin-left: auto;
            width: 1rem;
            margin-top: 0.2rem;
            justify-content: center;
            align-items: center;
            font-size: 0.12rem;

        }
        .mobile .more>img{
            width: 0.2rem;
            height: auto;
            margin-left: 0.03rem;
        }

        /* Loading 样式 - 移动端 */
        .mobile .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.9);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
        }

        .mobile .loading-spinner {
            text-align: center;
        }

        .mobile .spinner {
            width: 0.8rem;
            height: 0.8rem;
            border: 0.08rem solid #f3f3f3;
            border-top: 0.08rem solid #2D6FF4;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 0.2rem;
        }

        .mobile .loading-spinner p {
            color: #475569;
            font-size: 0.28rem;
            margin: 0;
        }
        .pc .hero-card .qc{
            width: 0.16rem;
            position: relative;
            top: 0.02rem;
        }

        /* 评分弹窗样式 */
        .modal {
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            position: fixed;
            top: 0;
            left: 0;
            z-index: 9999;
        }

        .pc .ai_modal {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 6rem;
            height: 5.9rem;
            z-index: 9;
            overflow-y: auto;
            scrollbar-width: none;
            font-size: 0.14rem !important;
            background: linear-gradient(180deg, #E9F1FF 30%, #FFFFFF 100%);
            border-radius: 0.04rem;
            padding: 0.2rem;
            box-sizing: border-box;
        }

       .pc .ai_modal::-webkit-scrollbar {
            display: none;
        }

       .pc .ai_modal_top {
            display: flex;
            background-image: url('./images/bg2.png');
            background-position: right bottom;
            background-repeat: no-repeat;
            background-size: 30% 100%;
        }

       .pc .ai_modal_top_left img {
            width: 0.6rem;
            height: 0.62rem;
            border-radius: 50%;
            margin-right: 0.2rem;
        }

       .pc .ai_modal_top_right h5 {
            font-family: PingFang SC, PingFang SC;
            font-weight: 400;
            font-size: 0.16rem;
            color: #636674;
        }

       .pc .ai_modal_top_right p {
            font-family: PingFang SC, PingFang SC;
            font-weight: bold;
            font-size: 0.18rem;
            color: #333333;
        }

        .pc.ai_modal_mid {
            margin-top: 0.1rem;
        }

       .pc .ai_modal_mid h4 {
            font-weight: bold;
            font-size: 0.2rem;
            color: #333333;
            margin-top: 0.1rem;
        }

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

        .pc .ai_modal_mid_con_left_top {
            font-family: Source Han Sans CN, Source Han Sans CN;
            font-weight: 500;
            font-size: 0.55rem;
            color: #333333;
        }

        .pc .ai_modal_mid_con_left p {
            font-weight: 400;
            font-size: 0.16rem;
            color: #333333;
            margin-top: 0.1rem;
        }

       .pc .ai_modal_mid_con_right h5 {
            display: flex;
            justify-content: flex-end;
            margin-top: 0.12rem;
        }

       .pc .ai_modal_mid_con_right h5 img {
            width: 0.1rem;
            height: 0.1rem;
            margin-right: 0.08rem;
        }

        .pc .ai_modal_mid_con_right h5 span {
            display: inline-block;
            height: 0.1rem;
            width: 2.8rem;
            margin-left: 0.1rem;
            border-radius: 0.05rem;
            background: #fff;
        }

        .pc .ai_modal_cen p {
            font-family: PingFang SC, PingFang SC;
            font-weight: bold;
            font-size: 0.2rem;
            margin-top: 0.1rem;
            color: #333333;
        }

        .pc .ai_modal_cen span {
            font-weight: 400;
            font-size: 0.18rem;
            margin-right: 0.35rem;
            color: #333333;
        }

       .pc .ai_modal_cen img {
            width: 0.18rem;
            height: 0.18rem;
            margin-right: 0.26rem;
        }

       .pc .ai_modal_bot p {
            font-weight: bold;
            font-size: 0.2rem;
            color: #333333;
            margin: 0.1rem 0;
        }

      .pc  textarea {
        background-image: linear-gradient(transparent, transparent);
            font-family: Arial, Helvetica, verdana, sans-serif;
            width: 100%;
            height: 1.2rem !important;
            font-size: 0.18rem !important;
            padding: 0.15rem 0.2rem !important;
            line-height: normal;
            box-sizing: border-box !important;
            outline: none;
            border: none;
        }

      .pc textarea::placeholder {
             font-family: Arial, Helvetica, verdana, sans-serif;
            font-weight: 400;
            font-size: 0.18rem;
            color: #818181;
        }

       .pc .submit {
            width: 100%;
            margin-top: 0.16rem;
            height: 0.6rem;
            background: #2D6FF4;
            border-radius: 0.08rem;
            color: #fff;
            border: none;
            font-weight: 400;
            font-size: 0.18rem;
            cursor: pointer;
        }

       .pc .downSubmit {
            width: 100%;
            margin-top: 0.16rem;
            height: 0.6rem;
            outline: none;
            border-radius: 0.08rem;
            color: #fff;
            border: none;
            font-weight: 400;
            font-size: 0.18rem;
            background: rgba(45, 111, 244, 0.4);
            margin-top: 1.9rem;
        }

       .pc .ai_modal_cen_box {
            display: flex;
            margin-top: 0.1rem;
            align-items: center;
        }

       .pc .ai_modal_cen_box img {
            cursor: pointer;
        }

        /* 移动端样式 */
        .modal.mobile .ai_modal {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 3.35rem;
            height: 4.43rem;
            z-index: 9;
            overflow-y: auto;
            font-size: 0.16rem;
            scrollbar-width: none;
            background: linear-gradient(180deg, #E9F1FF 30%, #FFFFFF 100%);
            border-radius: 0.04rem;
            padding: 0.2rem;
            box-sizing: border-box;
        }

        .modal.mobile .ai_modal::-webkit-scrollbar {
            display: none;
        }
        .mobile .ai_modal_mid_con {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .modal.mobile .ai_modal_top {
            display: flex;
            background-image: url('./images/bg2.png');
            background-position: right bottom;
            background-repeat: no-repeat;
            background-size: 30% 100%;
        }

        .modal.mobile .ai_modal_top_left img {
            width: 0.52rem;
            height: 0.52rem;
            border-radius: 50%;
            margin-right: 0.15rem;
        }

        .modal.mobile .ai_modal_top_right h5 {
            font-size: 0.14rem;
        }

        .modal.mobile .ai_modal_top_right p {
            font-size: 0.16rem;
        }

        .modal.mobile .ai_modal_mid h4 {
            font-size: 0.155rem;
            margin-top: 0.08rem;
        }

        .modal.mobile .ai_modal_mid_con_right h5 {
            margin-top: 0.08rem;
        }

        .modal.mobile .ai_modal_mid_con_right h5 span {
            display: inline-block;
            width: 1.3rem;
            height: 0.05rem;
            border-radius: 0.05rem;
            background: #fff;

        }
        .mobile .ai_modal_mid_con,.mobile .ai_modal_mid_con{
            font-size: 0.12rem;
        }
        .mobile .ai_modal_mid_con_right h5{
            display: flex;
            justify-content: flex-end;
        }
        .modal.mobile .ai_modal_mid_con_right h5 img {
            width: .06rem;
            height: 0.06rem;
            margin-right: 0.04rem;
        }

        .modal.mobile .ai_modal_mid_con_left_top {
            font-size: 0.44rem;
        }

        .modal.mobile .ai_modal_mid_con_left p {
            font-size: 0.12rem;
            margin-top: 0.05rem;
        }

        .modal.mobile .ai_modal_cen p {
            font-size: 0.16rem;
            font-weight: bold;
            margin-top: 0.1rem;
        }

        .modal.mobile .ai_modal_cen_box img {
            width: 0.1rem;
            height: 0.1rem;
            margin-right: 0.13rem;
            cursor: pointer;
        }

        .modal.mobile .ai_modal_cen_box {
            align-items: center;
        }

        .modal.mobile .ai_modal_cen_box span {
            margin-right: 0.35rem;
            font-size: 0.12rem;
        }

        .modal.mobile .ai_modal_bot p {
            font-size: 0.16rem;
            font-weight: bold;
            margin: 0.1rem 0;
        }

        .modal.mobile .ai_modal_bot textarea {
            background-image: linear-gradient(transparent, transparent);
            font-family: Arial, Helvetica, verdana, sans-serif;
            width: 100%;
            padding: 0.1rem 0.1rem !important;
            font-size: 0.12rem !important;
            height: 0.7rem !important;
            line-height: normal;
            box-sizing: border-box !important;
            outline: none;
            border: none;
        }

        .modal.mobile .ai_modal_bot textarea::placeholder {
            font-family: Arial, Helvetica, verdana, sans-serif;
            font-weight: 400;
            font-size: 0.12rem !important;
            color: #818181;
        }

        .modal.mobile .submit {
            width: 100%;
            margin-top: 0.1rem;
            height: 0.45rem;
            background: #2D6FF4;
            border-radius: 0.08rem;
            color: #fff;
            border: none;
            font-weight: 400;
            font-size: 0.14rem;
            cursor: pointer;
        }

        .modal.mobile .downSubmit {
            width: 100%;
            height: 0.45rem;
            outline: none;
            border-radius: 0.08rem;
            color: #fff;
            border: none;
            font-weight: 400;
            font-size: 0.14rem;
            background: rgba(45, 111, 244, 0.4);
            margin-top: 1.3rem;
        }

        /* ElementUI风格的警告消息样式 */
        .el-message {
            min-width: 300px;
            box-sizing: border-box;
            border-radius: 4px;
            border-width: 1px;
            border-style: solid;
            border-color: #ebeef5;
            position: fixed;
            left: 50%;
            top: 20px;
            transform: translateX(-50%);
            background-color: #fdf6ec;
            transition: opacity 0.3s, transform 0.4s, top 0.4s;
            padding: 15px 19px;
            display: flex;
            align-items: center;
            z-index: 10000;
            box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
        }

        .el-message--warning {
            background-color: #fdf6ec;
            border-color: #f5dab1;
        }

        .el-message__icon {
            margin-right: 8px;
            font-size: 16px;
            color: #e6a23c;
        }

        .el-message__content {
            padding: 0;
            font-size: 14px;
            line-height: 1;
            color: #e6a23c;
        }

        .el-message__closeBtn {
            position: absolute;
            top: 50%;
            right: 15px;
            transform: translateY(-50%);
            cursor: pointer;
            color: #c0c4cc;
            font-size: 16px;
        }

        .el-message__closeBtn:hover {
            color: #909399;
        }

        /* 消息显示动画 */
        .el-message-fade-enter,
        .el-message-fade-leave-active {
            opacity: 0;
            transform: translate(-50%, -100%);
        }

        .el-message-fade-enter-active {
            transition: all 0.3s cubic-bezier(0.55, 0, 0.1, 1);
        }

        .el-message-fade-leave-active {
            transition: all 0.3s cubic-bezier(0.55, 0, 0.1, 1);
        }