.base-header {
    padding-top: 0;
}

main {
    color: var(--color-block-darker);
    background: #EAEFF4;
}

main .base-maxwidth {
    max-width: 1350px;
}

main >section {
    padding-bottom: 120px;
}

main h2 {
    font-size: 56px;
    font-weight: 700;
    text-align: center;
    margin: 0 auto 60px;
}

main .is-purple {
    color: var(--color-primary);
}

main .is-green {
    color:#37861b;
}

main .is-pink {
    color: #d3367b;
}

main .is-yellow {
    color: #947016;
}

main .is-blue {
    color: #078289;
}

main .max-width1400 {
    max-width: 1400px;
}

main .max-width1200 {
    max-width: 1200px;
}

main .max-width1004 {
    max-width: 1004px;
}

main .max-width970 {
    max-width: 970px;
}

main .max-width930 {
    max-width: 930px;
}

main .max-width900 {
    max-width: 900px;
}

main .max-width795 {
    max-width: 795px;
}

main .max-width615 {
    max-width: 615px;
}

main .white-bg {
    background: var(--color-white-lighter) !important;
}

main .grey-bg {
    background: #EAEFF4 !important;
}

main .gradient-bg {
    background: linear-gradient(180deg, #FFFFFF 0%, #EAEFF4 66.55%) !important;
}

main .download-box {
    display: inline-block;
}

main .download-box .download {
    min-width: 164px;
    height: 48px;
    padding: 4px 16px;
    border-radius: 42px;
    border: 1px solid var(--color-block-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    /* background: var(--color-white-lighter); */
    color: var(--color-block-darker);
    font-weight: 500;
    transition: all .3s;
}

main .download-box .download:hover {
    background: var(--color-primary);
    color: var(--color-white-lighter);
    border-color: var(--color-white-lighter);
}

main .download-box .download svg {
    margin-left: 10px;
    transition: transform .3s;
}

main .download-box .download:hover svg {
    transform: translateX(6px);
}

main .base-download-button {
    display: flex;
    justify-content: center;
}

main .base-download-button .download {
    height: 48px;
    font-size: 18px;
    padding: 4px 39px;
    background-position: 10px;
}

main .base-download-button .download:hover {
    background-position: calc(100% - 10px);
}

main .circle-wrapper {
    padding-top: 120px;
    background-color: var(--color-white-lighter);
    border-radius: 60px 60px 0 0;
    margin-top: -200px;
    position: relative;
}

main .content-box .content-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 120px;
}

main .content-box .content-item:last-child {
    margin-bottom: 0;
}

main .content-box .text {
    max-width: 538px;
    width: calc(50% - 27px);
}

main .content-box .text h3 {
    font-size: 36px;
    font-weight: 700;
}

main .content-box .text .desc {
    margin: 10px 0 20px;
}

main .content-box .text .desc h4 {
    font-size: 18px;
}

main .content-box .text .desc p {
    line-height: 24px;
}

main .content-box .text .desc h4 + p{
    margin: 10px 0 20px;
}

main .content-box .text .desc p + p{
    margin-top: 20px;
}

main .content-box .text .single-list {
    display: flex;
    flex-direction: column;
}

main .content-box .text .double-list {
    display: flex;
    flex-wrap: wrap;
}

main .content-box .text li {
    margin-top: 14px;
    display: flex;
    margin-right: 10px;
    list-style: disc;
}

main .content-box .text li::before {
    content: "•";
    margin-right: 8px;
    font-size: 18px;
    line-height: 24px;
}

main .content-box .text .no-disc li::before {
    content: none;
}

main .content-box .text .double-list li {
    width: calc(50% - 40px);
}

main .content-box .img {
    max-width: 650px;
    width: 50%;
    text-align: center;
}

main .no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

main .no-scrollbar::-webkit-scrollbar {
    display: none;
}

main .no-content {
    height: 0 !important;
    padding: 0 !important;
    opacity: 0;
}

@keyframes toLeft {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%);}
}

/* top-banner start */
.top-banner {
    position: relative;
    padding: 140px 0 95px;
    background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/banner-top-bg.svg) no-repeat center 0/1743px,
                url(https://images.chatartpro.com/chatartweben/assets/overview/public/banner-bottom-bg.png) no-repeat center 100%/100%;
    background-color: var(--color-block-darker);
    color: var(--color-white-lighter);
    text-align: center;
}

.top-banner::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    /* transform: translateY(-40%); */
    width: 100%;
    height: 414px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, #000000 100%);
}

.top-banner .base-maxwidth {
    max-width: 1670px;
}

.top-banner h1 {
    font-size: 70px;
    line-height: 105px;
}

.top-banner .desc {
    font-size: 24px;
    font-weight: 700;
    max-width: 930px;
    margin: 0 auto 40px;
}

.top-banner .banner-input .input-value {
    max-width: 763px;
    width: 80%;
    height: 58px;
    border-radius: 64px;
    border: 1px solid #CCCCCC;
    font-size: 18px;
    color: var(--color-block-darker);
    padding: 8px 40px;
    background: var(--color-white-lighter);
    text-align: left;
}

.top-banner .base-download-button {
    margin-top: 20px;
}

.top-banner .star-reviews {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.top-banner .star-reviews .num{
    margin-left: 16px;
    color: rgba(255, 255, 255, .6);
    line-height: 20px;
    white-space: nowrap;
}

.top-banner .img {
    max-width: 1663px;
    margin: 48px auto 0;
    min-height: 300px;
    max-height: 550px;
}

.top-banner .img img {
    height: auto;
}

.top-banner.light-banner {
    padding-bottom: 154px;
    background: linear-gradient(360deg, #E4E1FF 0%, #FFFFFF 100%);
    color: #000;
}

.top-banner.light-banner::before {
    content: none;
}

.top-banner.light-banner .desc {
    margin-bottom: 20px;
}

.top-banner.light-banner .num {
    color: rgba(0, 0, 0, .6);
}

.top-banner.light-banner .img {
    margin-top: 95px;
}

.top-banner .long-text {
    font-size: 16px;
}

/* top-banner end */

/* most-powerful use-container start */
.most-powerful,
.use-container {
    background: var(--color-white-lighter);
}

.most-powerful h2,
.use-container h2 {
    margin: 0 auto 60px;
}

.use-container .base-maxwidth {
    max-width: 1920px;
    padding: 0;
}

.use-container .content-box .content-item {
    flex-wrap: nowrap;
}

.use-container .content-box .content-item:nth-child(odd) {
    padding-left: 14%;
}

.use-container .content-box .content-item:nth-child(even) {
    padding-right: 14%;
}

.use-container .content-box .content-item:nth-child(odd) .text{
    margin-right: 20px;
    padding-left: 14px;
}

.use-container .content-box .content-item:nth-child(even) .text {
    margin-left: 20px;
    padding-right: 14px;
}

.use-container .content-box .img {
    max-width: 100%;
    width: auto;
}

.use-container .content-box .base-download-button,
.most-powerful .content-box .base-download-button {
    justify-content: flex-start;
}

/* most-powerful use-container end */

/* guide-container start */
.guide-container {
    background: linear-gradient(180deg, #FFFFFF 0%, #EAEFF4 21.02%);
}

.guide-container h2:has(+ p) {
    margin-bottom: 0;
}

.guide-container h2 + p {
    margin: 16px auto 80px;
    text-align: center;
    font-size: 18px;
    font-weight: 500;
    color: rgba(42, 48, 72, .8);
}

.guide-container .guide-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.guide-container .guide-item {
    max-width: 432px;
    width: calc(100%/3 - 10px);
    margin-bottom: 40px;
}

.guide-container .guide-item .img{
    width: 100%;
    border-radius: 24px;
}

.guide-container .guide-item h3 {
    font-size: 18px;
    line-height: 34px;
    margin: 20px 0 8px;
}

.guide-container .guide-item .desc a {
    color: var(--color-primary);
}

/* guide-container end */

/* faq-container start */
.faq-container {
    background: #EAEFF4;
    padding-left: 14px;
    padding-right: 14px;
}

.faq-container .base-maxwidth {
    border-radius: 24px;
    background: var(--color-white-lighter);
    padding: 60px;
    display: flex;
    justify-content: space-between;
}

.faq-container .left {
    padding: 0 20px 0 60px;
}

.faq-container .left h2 {
    margin: 0;
    text-align: left;
}

.faq-container .left .desc {
    color: #2F353F;
    margin: 8px 0 20px;
    max-width: 218px;
}

.faq-container .download-box .download {
    background: var(--color-block-darker);
    color: var(--color-white-lighter);
}

.faq-container .download-box .download:hover {
    background: var(--color-block-darker);
    border-color: var(--color-block-darker);
}

.faq-container .right {
    max-width: 744px;
    width: 65%;
}

.faq-container .faq-item {
    padding: 20px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.faq-container .faq-item .faq-title {
    font-size: 24px;
    display: flex;
    justify-content: space-between;
    cursor: pointer;
}

.faq-container .faq-item .faq-title svg {
    margin: 5px 0 0 10px;
    transition: all .3s;
    min-width: 24px;
    min-height: 24px;
}

.faq-container .faq-item .faq-content {
    margin-top: 8px;
    display: none;
    padding-right: 30px;
}

.faq-container .faq-item .faq-content a {
    color: var(--color-primary);
}

.faq-container .faq-item.active .faq-title svg {
    transform: rotate(-45deg);
}
/* faq-container end */

/* more-tools start */
.more-tools {
    background: #EAEFF4;
}

.more-tools .tools-list {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.more-tools .tools-list li {
    max-width: 432px;
    font-size: 24px;
    font-weight: 500;
    width: calc(100% / 3 - 10px);
    margin-bottom: 26px;
    text-align: center;
    height: 88px;
}

.more-tools .tools-list li a {
    padding: 10px;
    background: var(--color-white-lighter);
    border-radius: 12px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.more-tools.white-bg .tools-list li a {
    background: #EAEFF4;
}

.more-tools .tools-list li a:hover {
    background: var(--color-primary);
    color: var(--color-white-lighter);
}

.more-tools .base-download-button {
    margin-top: 34px;
}

.more-tools .tools-list.four-column li {
    width: calc(100% / 4 - 10px);
}

/* more-tools end */

/* facing-social start */
.facing-social {
    border-radius: 60px 60px 0 0;
    background: var(--color-block-darker);
    padding: 40px 40px 0;
    position: relative;
}

.facing-social .base-maxwidth {
    position: relative;
    max-width: 100%;
}

.facing-social .overlay-wrapper,
.facing-social .masking {
    position: absolute;
    top: 0%;
    bottom: 0%;
    left: 0%;
    right: 0%;
    width: 100%;
    height: 100%;
}

.facing-social .overlay-wrapper {
    border-radius: 40px;
    background: var(--color-primary);
    overflow: hidden;
}

.facing-social .masking {
    z-index: 1;
    background: rgba(20, 18, 38, 0.6);
}

.facing-social .img-box {
    display: flex;
    justify-content: center;
    transform: translateY(-335px) rotate(-18deg) scale(1.09);
}

.facing-social .img-box picture{
    max-width: 360px;
    margin-right: 80px;
    width: 40%;
    flex-shrink: 0;
    transition: all .5s;
}

.facing-social .content {
    position: relative;
    z-index: 2;
    padding: 262px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.facing-social h2 {
    max-width: 1345px;
    color: var(--color-white-lighter);
    font-size: 90px;
    font-weight: 700;
    line-height: 135px;
    text-align: center;
    margin-bottom: 40px;
}

.facing-social h2 span {
    opacity: .6;
}

.facing-social .base-download-button .download {
    background-color: var(--color-white-lighter);
    border-radius: 52px;
    font-size: 24px;
    font-weight: 700;
    height: 65px;
    color: var(--color-primary);
}

@media(min-width: 1025px) {
    .facing-social .base-download-button .download {
        padding: 4px 40px;
        background-size: 30px 30px;
        background-image: url(https://images.chatartpro.com/chatartweben/assets/common/white-arrow.svg);
    }
}

/* facing-social end */

/* ai-image-banner start */
.ai-image-banner {
    padding: 273px 0 346px;
    position: relative;
    background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-1.svg) no-repeat 0 0/435px,
                url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-2.svg) no-repeat 80% 130px/1003px,
                linear-gradient(360deg, #E4E1FF 0%, #FFFFFF 100%);
}

.ai-image-banner .banner-text {
    max-width: 720px;
    position: relative;
    z-index: 1;
    width: 55%;
}

.ai-image-banner h1 {
    font-size: 70px;
}

.ai-image-banner .desc {
    font-size: 24px;
    font-weight: 700;
    margin: 24px 0 40px;
}

.ai-image-banner .base-download-button {
    justify-content: flex-start;
}

.ai-image-banner .banner-img {
    position: absolute;
    top: 0;
    right: 70px;
    display: flex;
    width: 40%;
    height: 100%;
}

.ai-image-banner .banner-img .img-list {
    display: flex;
}

.ai-image-banner .banner-img picture {
    flex-shrink: 0;
    margin-left: 24px;
    max-width: 225px;
}

.ai-image-banner .banner-img .pc-hide {
    display: none;
}

.ai-image-banner + .circle-wrapper {
    margin-top: -150px;
}

/* ai-image-banner end */

/* most-scene start */
.most-scene {
    background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/scene-bg-1.svg) no-repeat 0 0/535px, url(https://images.chatartpro.com/chatartweben/assets/overview/public/scene-bg-2.svg) no-repeat 100% 100% / 546px;
    background-color: var(--color-white-lighter);
}

.most-scene .base-maxwidth {
    padding: 0;
}

.most-scene .tabs-menu {
    display: flex;
    padding-bottom: 18px;
}

.most-scene .menu-item {
    background: rgba(225, 222, 255, 1);
    padding: 5px 14px;
    border-radius: 60px;
    font-weight: 500;
    margin: 5px;
    transition: all .3s;
    cursor: pointer;
    text-align: center;
    min-height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 150px;
    line-height: 20px;
}

.most-scene .menu-item:hover,
.most-scene .menu-item.active {
    background: var(--color-primary);
    color: var(--color-white-lighter);
}

.most-scene .tabs-pane {
    display: none;
}

.most-scene .tabs-pane.active {
    display: block;
}

.most-scene .card-list {
    display: flex;
    flex-wrap: wrap;
}

.most-scene .create-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-gray);
    border-radius: 12px;
    background: var(--color-white-lighter);
    max-width: 342px;
    width: calc(25% - 24px);
    margin: 12px;
    padding: 16px;
    transition: all .3s;
}

.most-scene .create-card:hover {
    border-color: var(--color-primary);
}

.most-scene .create-card .card-img {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.most-scene .create-card .icon {
    width: 40px;
}

.most-scene .create-card .number {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: var(--color-block-darker);
}

.most-scene .create-card .hot-icon {
    width: 16px;
    margin-top: -4px;
}

.most-scene .create-card .title {
    color: var(--color-block-drak);
    font-weight: 500;
    margin: 10px 0;
    font-size: 16px;
}

.most-scene .create-card .desc {
    color: rgb(22 25 38 / 60%);
    font-size: 12px;
    min-height: 36px;
}
/* most-scene end */

/* most-feature step-container start */
.most-feature {
    background-color: var(--color-white-lighter);
}

.most-feature .base-maxwidth,
.step-container .base-maxwidth {
    max-width: 1370px;
}

.most-feature h2,
.step-container h2,
.why-choose h2 {
    margin-bottom: 0;
}

.most-feature h2 + .desc,
.step-container h2 + .desc,
.why-choose h2 + .desc {
    margin: 20px auto 0;
    text-align: center;
}

.most-feature h2 + div,
.step-container h2 + div,
.why-choose h2 + div {
    margin-top: 60px;
}

.most-feature h2 + .desc + div,
.step-container h2 + .desc + div,
.why-choose h2 + .desc + div {
    margin-top: 40px;
}

.most-feature .feature-box,
.step-container .step-box  {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.most-feature .feature-box.more-color .feature-item:nth-child(1) {
    background-color: #D5FDFE
}

.most-feature .feature-box.more-color .feature-item:nth-child(2) {
    background-color: #FFF7E0;
}

.most-feature .feature-box.more-color .feature-item:nth-child(3) {
    background-color: #DFDDFD;
}

.most-feature .feature-item,
.step-container .step-item {
    max-width: 432px;
    width: calc(100%/3 - 28px);
    padding: 40px 30px;
    border-radius: 24px;
    background-color: #EAEFF4;
    margin: 0 14px 27px;
}

.most-feature .feature-item >img {
    width: 40px;
}

.most-feature .feature-item >h3,
.step-container .step-item >h3 {
    font-size: 30px;
    margin: 20px 0 10px;
}

.most-feature .base-download-button,
.step-container .base-download-button {
    margin-top: 33px;
}

.step-container {
    background: #EAEFF4;
}

.step-container .step-item {
    background-color: var(--color-white-lighter);
}

.step-container .step-item >h3 {
    margin: 0 0 10px;
}

.most-feature .explain-box {
    max-width: 1350px;
    width: 100%;
    padding: 60px 75px;
    border-radius: 40px;
    margin: 60px auto;
    background-color: var(--color-white-lighter);
}

.most-feature .explain-item:not(:last-child) {
    margin-bottom: 40px;
}

.most-feature .explain-item >h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

/* most-feature step-container end */

/* why-choose start */
.why-choose {
    background: linear-gradient(180deg, #FFFFFF 0%, #EEECFF 34.39%, #EEECFF 67.19%, #FFFFFF 100%);
}

.why-choose .base-maxwidth {
    padding: 0 14px;
    max-width: 100%;
}

.why-choose .content {
    border: 1px solid #E5E6E8;
    max-width: 1440px;
    margin: 0 auto;
    background: var(--color-white-lighter);
    border-radius: 48px;
    padding: 80px 60px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    background: rgba(255, 255, 255, .8);
}

.why-choose .why-box {
    width: 100%;
    max-width: 879px;
    margin: 0 auto;
}

.why-choose .why-item {
    position: relative;
    display: flex;
    min-height: 48px;
    border-radius: 8px;
}

.why-choose .why-item:nth-child(even) {
    background-color: #F4F4F5;
}

.why-choose .why-item >p {
    font-weight: 500;
    padding: 12px 20px;
    display: flex;
    align-items: center;
}

.why-choose .why-item .is-color {
    position: relative;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-image: linear-gradient(90.25deg, #9141F8 2.52%, #FC5EFF 51.56%, #FFC121 61.36%);
}

.why-choose .why-item .is-color::before {
    content: '';
    position: absolute;
    height: 100%;
    width: 100%;
    background-color: rgba(104, 91, 255, 0.05);
    border-radius: 20px 20px 0 0;
}

.why-choose .why-item >p:nth-child(2) {
    background-color: rgba(104, 91, 255, 0.05);
}

.why-choose .why-item p:nth-child(1) {
    max-width: 216px;
    width: 25%;
}

.why-choose .why-item p:nth-child(2) {
    flex: 1;
}

.why-choose .why-item p:nth-child(3) {
    max-width: 288px;
    width: 33%;
}

.why-choose .why-item:first-child {
    height: 80px;
}

.why-choose .why-item:first-child >p {
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.why-choose .why-item:last-child >p:nth-child(2) {
    border-radius: 0 0 20px 20px;
}

.why-choose .why-item .is-right {
    display: inline-block;
    width: 18px;
    height: 18px;
    background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/right-icon.svg) no-repeat center/cover;
}
/* why-choose end */

/* step-rank start */
.step-rank {
    padding: 120px 0;
}

.step-rank .base-maxwidth {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.step-rank .left {
    max-width: 624px;
    width: calc(50% - 20px);
}

.step-rank .left h2 {
    margin: 0;
    text-align: left;
}

.step-rank .left .desc {
    margin: 20px 0 40px;
    max-width: 432px;
}

.step-rank .base-download-button {
    justify-content: flex-start
}

.step-rank .right {
    max-width: 600px;
    width: 50%;
}

.step-rank .step-item:not(:last-child) {
    margin-bottom: 40px;
}

.step-rank .step-item >h3 {
    font-size: 30px;
    margin-bottom: 20px;
}

.step-rank .step-item >h3 span {
    color: var(--color-primary);
}
/* step-rank end */
/* question-container start */
.question-container {
    padding-bottom: 80px;
}

.question-container .question-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.question-container .question-item {
    width: calc(50% - 23px);
    border-bottom: 1px solid #CCCCCC;
    margin-bottom: 40px;
    padding-bottom: 40px;
}

.question-container .question-item >h3 {
    font-size: 24px;
    margin-bottom: 8px;
}
/* question-container end */

.app-banner {
    background: #E4E9F3 url(https://images.chatartpro.com/chatartweben/assets/overview/best-ai-app/banner-bg.jpg) no-repeat center/cover;
    padding: 100px 0 0;
}

.app-banner + section {
    padding-top: 60px;
}

.app-banner .base-maxwidth {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
}

.app-banner .text {
    max-width: 600px;
    width: 70%;
}

.app-banner .img {
    max-width: 722px;
    margin-left: 20px;
}

.app-banner .img img {
    height: auto;
}

.app-banner h1 {
    font-size: 36px;
}

.app-banner .desc-list {
    margin: 24px 0;
}

.app-banner .desc-list li {
    margin-bottom: 20px;
    font-size: 18px;
    padding-left: 16px;
    position: relative;
}

.app-banner .desc-list li::before {
    content: '';
    display: inline-block;
    width: 4px;
    min-width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-primary);
    position: absolute;
    top: 12px;
    left: 0;
}

.app-banner .desc-list li:last-child {
    margin-bottom: 0;
}

.app-banner .product-box {
    margin-bottom: 18px;
}

.app-banner .product-item {
    display: flex;
    align-items: center;
}

.app-banner .product-img {
    width: 40px;
    min-width: 40px;
    height: 36px;
    background: url(https://images.chatartpro.com/chatartweben/assets/overview/best-ai-app/icons.png) no-repeat;
    background-position: -73px -10px;
    margin-right: 4px;
}

.app-banner .product-item:last-child {
    margin-left: 10px;
}

.app-banner .product-item:last-child .product-img {
    background-position: -241px -10px;
}
.app-banner .product-text {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    font-weight: 500;
    max-width: 160px;
    margin-right: 4px;
}

.app-banner .star-box {
    display: flex;
}

.app-banner .star-box span {
    display: inline-block;
    width: 16px;
    height: 14px;
    background: url(https://images.chatartpro.com/chatartweben/assets/overview/best-ai-app/icons.png) no-repeat;
    background-position: -6px -10px;
}

.app-banner .star-box span.half-star {
    background-position: -39px -11px;
} 

.app-banner .produte-name {
    width: 100%;
    color: #545C65;
    font-size: 12px;  
}

.app-banner .base-version-switching {
    margin-bottom: 30px;
}

.app-banner .base-switching-button .button {
    min-width: 200px;
    height: 64px;
    padding: 10px 20px;
    border-radius: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 500;
    color: var(--color-white-lighter);
    white-space: nowrap;
    background: var(--color-primary);
    font-size: 20px;
    font-weight: 700;
    transition: all .2s;
}

.app-banner .base-switching-button .button:hover {
    background: var(--color-primary-dark);
}

.app-banner .base-switching-button .online-button {
    margin-left: 36px;
}

.app-banner .base-version-switching {
    align-items: center;
    margin-top: 16px
}

.app-banner .base-version-switching .version-switching-icon {
    display: flex;
    margin-left: 12px;
    justify-content: center;
    color: #545C65;
    border: none;
    background-color: transparent;
    cursor: pointer;
    transition: all .2s
}

.app-banner .base-version-switching .version-switching-icon.active,
.app-banner .base-version-switching .version-switching-icon:hover {
    color: var(--color-primary)
}

.app-banner .base-version-switching>p {
    color: rgba(0,0,0,.4)
}

.app-banner .base-version-switching .version-switching-icon svg {
    width: 20px;
    height: 20px;
    transition: all .3s
}

@media(max-width: 1600px) {
    /* most-powerful use-container start */
    .use-container .content-box .content-item:nth-child(odd) {
        padding-left: 7%;
    }
    
    .use-container .content-box .content-item:nth-child(even) {
        padding-right: 7%;
    }
    /* most-powerful use-container end */

}

@media(max-width: 1366px) {
    /* ai-image-banner start */
    .ai-image-banner {
        padding: 220px 0 316px;
    }

    /* ai-image-banner end */
}


@media(max-width: 1100px) {
    main .base-download-button .download {
        padding: 4px 25px;
    }
    /* top-banner start */
    .top-banner {
        padding-top: 110px;
    }

    .top-banner::before {
        transform: translateY(-76%);
        height: 160px;
    }
    
    .top-banner .banner-input {
        display: none;
    }
    /* top-banner start */

    /* use-container start */
    .use-container .content-box .content-item:nth-child(odd),
    .use-container .content-box .content-item:nth-child(even) {
        padding-left: 0;
        padding-right: 0;
    }

    .use-container .content-box .text {
        width: 80%;
    }
    
    /* use-container end */

    /* faq-containe start */
    .faq-container .left {
        padding: 0 20px;
    }
    /* faq-containe end */

    /* facing-social start */
    .facing-social {
        border-radius: 40px 40px 0 0;
        padding: 20px 20px 0;
    }

    .facing-social .content {
        padding: 188px 0;
    }

    .facing-social h2 {
        font-size: 60px;
        line-height: 82px;
    }

    .facing-social .overlay-wrapper {
        border-radius: 20px;
    }

    .facing-social .base-download-button .download {
        height: 48px;
        padding: 4px 20px;
    }
    /* facing-social end */

    /* ai-image-banner start */
    .ai-image-banner {
        padding: 273px 0 346px;
        background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-1.svg) no-repeat 0 0 / 252px, url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-2.svg) no-repeat 90% 200px / 690px, linear-gradient(360deg, #E4E1FF 0%, #FFFFFF 100%);
    }

    .ai-image-banner h1 {
        font-size: 52px;
    }

    .ai-image-banner .banner-img {
        right: 10px;
    }

    /* ai-image-banner end */

    /* most-scene start */
    .most-scene {
        background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/scene-bg-1.svg) no-repeat 0 0 / 350px, url(https://images.chatartpro.com/chatartweben/assets/overview/public/scene-bg-2.svg) no-repeat 100% 100% / 350px;
        background-color: var(--color-white-lighter);
    }

    .most-scene .tabs-menu {
        overflow-x: auto;
    }

    .most-scene .menu-item {
        flex-shrink: 0;
        padding: 10px 24px;
        border-radius: 24px;
        background: transparent;
        border: none;
        margin: 2px;
        min-height: 44px;
    }

    .most-scene .menu-item:hover,
    .most-scene .menu-item.active {
        background: rgba(225, 222, 255, 1);
        color: var(--color-block-darker);
    }

    .most-scene .create-card {
        width: calc(25% - 16px);
        margin: 8px;
    }
    /* most-scene end */

    /* most-feature step-container start */
    .most-feature .feature-item,
    .step-container .step-item {
        width: calc(100%/2 - 20px);
        margin: 0 10px 20px;
    }
    /* most-feature step-container end */

    .app-banner h1 {
        font-size: 24px;
    }
}


@media(max-width: 992px) {
    main h2 {
        font-size: 30px;
        font-weight: 700;
        margin-bottom: 30px;
    }

    main >section {
        padding-bottom: 60px;
    }

    main .circle-wrapper {
        padding-top: 60px;
        border-radius: 40px 40px 0 0;
        margin-top: -100px;
    }

    main .content-box .content-item {
        justify-content: center;
        max-width: 650px;
        margin: 0 auto 60px;
    }

    main .content-box .text {
        max-width: 100%;
        width: 100%;
        margin-bottom: 40px;
        order: -1;
    }

    main .content-box .text h3 {
        font-size: 24px;
    }

    main .content-box .img {
        max-width: 100%;
        width: 100%;
    }

    /* top-banner start */
    .top-banner {
        padding: 88px 0 33px;
    }

    .top-banner::before {
        transform: translateY(-20%);
    }

    .top-banner h1 {
        font-size: 30px;
        line-height: 45px;
    }

    .top-banner .desc {
        font-size: 16px;
        font-weight: 500;
        max-width: 480px;
        margin: 12px auto 33px;
    }

    .top-banner .base-download-button {
        margin-top: 0;
    }

    .top-banner .banner-input {
        margin: 33px auto 24px;
    }

    .top-banner .img {
        margin-top: 34px;
        min-height: 100px;
    }

    .top-banner.light-banner {
        padding-bottom: 80px;
    }

    .top-banner.light-banner .img {
        margin-top: 22px;
    }
    /* top-banner end */

    /* most-powerful use-container start */
    .most-powerful h2,
    .use-container h2 {
        margin: 0 auto 30px;
        max-width: 510px;
    }

    .use-container .base-maxwidth {
        padding: 0 14px;
    }

    .use-container .content-box .content-item {
        flex-wrap: wrap;
    }

    .use-container .content-box .text {
        width: 100%;
    }

    .use-container .content-box .content-item:nth-child(odd) .text,
    .use-container .content-box .content-item:nth-child(even) .text {
        margin-right: 0;
        padding-right: 0;
        padding-left: 0;
        margin-left: 0;
    }
    
    .use-container .content-box .img {
        width: 100%;
    }

    .use-container .content-box .img img {
        width: 100%;
    }

    /* most-powerful use-container end */

    /* guide-container start */
    .guide-container .guide-item {
        max-width: 432px;
        width: calc(100% / 2 - 10px);
        margin-bottom: 40px;
    }

    .guide-container .guide-item .img {
        border-radius: 18px;
    }
    /* guide-container end */

    /* faq-container start */

    .faq-container .base-maxwidth {
        border-radius: 20px;
        padding: 30px;
    }

    .faq-container .faq-item .faq-title {
        font-size: 18px;
        font-weight: 600;
    }

    .faq-container .faq-item .faq-title svg {
        margin-top: 2px;
    }

    .faq-container .left {
        padding: 0 24px 0 0;
    }

    .faq-container .left h2 {
        font-size: 56px;
    }
    /* faq-container end */

    /* more-tools start */
    .more-tools h2 {
        margin-bottom: 40px;
    }

    .more-tools .tools-list li,
    .more-tools .tools-list.four-column li {
        width: calc(100% / 2 - 10px);
    }

    .more-tools .base-download-button {
        margin-top: 14px;
    }
    /* more-tools end */

    /* facing-social start */
    .facing-social {
        border-radius: 20px 20px 0 0;
        padding: 14px 14px 0;
    }

    .facing-social .img-box {
        transform: translateY(-15%) rotate(-10deg);
    }

    .facing-social .img-box picture {
        margin-right: 15px;
        width: 50%;
        max-width: 240px;
    }

    .facing-social h2 {
        max-width: 450px;
        margin-bottom: 30px;
        line-height: 45px;
        font-size: 30px;
    }

    .facing-social .base-download-button .download {
        border-radius: 63px;
        font-size: 16px;
        height: 38px;
        padding: 4px 10px;
    }
    /* facing-social end */

    /* ai-image-banner start */
    .ai-image-banner {
        padding: 118px 0 0;
        background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-m-1.svg) no-repeat 0 0 / 110px, url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-m-2.svg) no-repeat 100% 200px / 180px, linear-gradient(360deg, #E4E1FF 0%, #FFFFFF 100%);
        text-align: center;
    }

    .ai-image-banner .base-maxwidth {
        padding: 0;
    }

    .ai-image-banner .banner-text {
        max-width: 100%;
        width: 100%;
        padding: 0 14px;
    }

    .ai-image-banner h1 {
        font-size: 30px;
    }

    .ai-image-banner .desc {
        font-size: 16px;
        font-weight: 500;
        max-width: 600px;
        margin: 24px auto 40px;
    }

    .ai-image-banner .base-download-button {
        justify-content: center;
    }

    .ai-image-banner .banner-img {
        position: static;
        width: 100%;
        margin-top: 60px;
        overflow: hidden;
    }

    .ai-image-banner .banner-img .m-hide {
        display: none;
    }

    .ai-image-banner .banner-img .pc-hide {
        display: flex;
        animation: toLeft 60s linear infinite;
    }

    .ai-image-banner .banner-img picture {
        width: 1205px;
        max-width: 100%;
        margin-left: 20px;
    }

    .ai-image-banner + .circle-wrapper {
        margin-top: -20px;
    }
    
    /* ai-image-banner end */

    /* most-scene start */
    .most-scene .card-list {
        padding: 0 10px;
    }

    .most-scene .create-card {
        width: calc(50% - 24px);
    }
    /* most-scene end */

    /* most-feature step-container start */
    .most-feature .feature-item,
    .step-container .step-item {
        margin-bottom: 20px;
        padding: 30px 20px;
    }

    .most-feature .feature-item >h3,
    .step-container .step-item >h3 {
        font-size: 24px;
    }

    .most-feature .feature-item >p,
    .step-container .step-item >p {
        font-size: 14px;
    }

    .most-feature .base-download-button,
    .step-container .base-download-button {
        margin-top: 20px;
    }

    .most-feature .explain-box {
        padding: 60px 20px;
        border-radius: 24px;
        margin: 40px auto;
    }
    /* most-feature step-container end */
    

    /* why-choose start */
    .why-choose {
        background: linear-gradient(180deg, #FFFFFF 0%, #EEECFF 8.15%, #EEECFF 96.3%, #FFFFFF 100%);
        padding: 60px 0;
    }

    .why-choose .base-maxwidth {
        padding: 0 14px;
    }

    .why-choose .content {
        border-radius: 24px;
        padding: 60px 20px;
    }

    .why-choose h2 {
        max-width: 560px;
    }
    
    .why-choose .why-item:first-child {
        height: 60px;
    }

    .why-choose .why-item p:nth-child(1) {
        width: 30%;
    }

    .why-choose .why-item >p {
        padding: 12px 10px;
        font-size: 12px;
    }

    .why-choose .why-item >p {
        padding: 12px 10px;
        font-size: 12px;
    }

    .why-choose .why-item .is-wrong,
    .why-choose .why-item:first-child >p {
        font-size: 16px;
    }
    /* why-choose end */

    /* step-rank start */
    .step-rank {
        padding: 60px 0;
    }

    .step-rank .left {
        max-width: 624px;
        width: calc(50% - 20px);
    }

    .step-rank .left .desc {
        margin: 20px 0;
    }

    .step-rank .right {
        max-width: 600px;
        width: 50%;
    }

    .step-rank .step-item:not(:last-child) {
        margin-bottom: 24px;
    }

    .step-rank .step-item >h3 {
        font-size: 24px;
        margin-bottom: 10px;
    }
    /* step-rank end */

    /* question-container start */
    .question-container {
        padding-bottom: 20px;
    }

    .question-container .question-box {
        justify-content: center;
    }

    .question-container .question-item {
        width: 100%;
        min-height: auto;
    }

    .question-container .question-item >h3 {
        font-size: 24px;
        margin-bottom: 8px;
    }
    /* question-container end */

    .app-banner {
        padding-top: 80px;
    }

    .app-banner .base-maxwidth {
        flex-wrap: wrap;
        justify-content: center;
    }

    .app-banner .text {
        width: 100%;
    }

    .app-banner h1 {
        font-size: 32px;
        text-align: center;
    }

    .app-banner .product-box {
        justify-content: center;
        margin-bottom: 20px;
    }
 
    .app-banner .base-switching-button {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .app-banner .img {
        max-width: 520px;
        margin: 20px auto 0;
    }

    .app-banner .desc-list {
        margin: 20px auto;
        max-width: 400px;
    }
    
    .app-banner .desc-list li {
        font-size: 16px;
    }

    .app-banner .desc-list li::before {
        top: 10px;
    }

    .app-banner .base-switching-button .online-button {
        display: none;
    }

    .app-banner .base-version-switching {
        display: none;
    }

    .app-banner .amt-utils[data-pid="100333"] .amt-btn-group {
        margin-bottom: 30px;
    }

    .app-banner .amt-utils[data-pid="100333"] .download {
        position: relative;
    }
    
    .app-banner .amt-utils[data-pid="100333"] .download::after {
        content: '100% Secure';
        position: absolute;
        bottom: -28px;
        font-size: 16px;
        color: rgba(51, 51, 51, .6);
        padding-left: 22px;
        background: url(https://images.chatartpro.com/chatartweben/assets/common/secure-icon.svg) no-repeat left center/20px;
        pointer-events: none;
        font-weight: 400;
    }
}

@media(max-width: 525px) {

    main .circle-wrapper {
        border-radius: 20px 20px 0 0;
        margin-top: -60px;
    }

    main .content-box .text li {
        margin-right: 0;
    }

    main .content-box .text li:first-child {
        margin-top: 10px;
    }

    main .content-box .text .double-list li {
        width: 100%;
    }
    
    /* top-banner start */
    .top-banner::before {
        height: 80px;
    }

    .top-banner .banner-input .input {
        max-width: 302px;
        width: 100%;
    }

    .top-banner.light-banner {
        padding-bottom: 58px;
    }
    /* top-banner end */

    /* guide-container start */
    .guide-container .guide-item {
        max-width: 100%;
        width: 100%;
    }
    /* guide-container end */

    /* faq-container start */
    .faq-container .base-maxwidth {
        padding: 24px 16px;
        flex-wrap: wrap;
    }

    .faq-container .left {
        padding: 0;
        margin-bottom: 24px;
    }

    .faq-container .right {
        max-width: 100%;
        width: 100%;
    }
    /* faq-container end */

    /* more-tools start */
    .more-tools .tools-list li,
    .more-tools .tools-list.four-column li {
        width: 100%;
    }
    /* more-tools end */

    /* facing-social start */
    .facing-social .img-box {
        transform: translate(36%, -13%) rotate(-14deg) scale(1.09);
    }
    /* facing-social end */

    /* ai-image-banner start */
    .ai-image-banner {
        padding: 118px 0 0;
        background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-m-1.svg) no-repeat 0 0 / 88px, url(https://images.chatartpro.com/chatartweben/assets/overview/public/image-banner-bg-m-2.svg) no-repeat 100% 300px / 110px, linear-gradient(360deg, #E4E1FF 0%, #FFFFFF 100%);
        text-align: center;
    }
    /* ai-image-banner end */

    /* most-scene start */
    .most-scene {
        background: url(https://images.chatartpro.com/chatartweben/assets/overview/public/scene-bg-1.svg) no-repeat 0 0 / 174px, url(https://images.chatartpro.com/chatartweben/assets/overview/public/scene-bg-2.svg) no-repeat 100% 0 / 201px;
        background-color: var(--color-white-lighter);
    }

    .most-scene .tabs-content {
        overflow-x: auto;
    }

    .most-scene .card-list {
        flex-wrap: nowrap;
        width: fit-content;
    }

    .most-scene .create-card {
        width: 342px;
        max-width: 342px;
        margin: 5px;
        flex-shrink: 0;
    }
    /* most-scene end */
    /* most-feature step-container start */
    .most-feature .feature-item,
    .step-container .step-item {
        width: 100%;
        margin: 0 auto 20px;
    }
    /* most-feature step-container end */

    /* why-choose start */
    .why-choose .content {
        padding: 60px 5px;
    }
    /* why-choose end */

    /* step-rank start */
    .step-rank .left,
    .step-rank .right {
        max-width: 100%;
        width: 100%;
    }

    .step-rank .left {
        margin-bottom: 40px;
    }
    /* step-rank end */

    .app-banner h1 span {
        display: block;
    }
    .app-banner .desc-list li {
        font-size: 14px;
        margin-bottom: 10px;
    }

    .app-banner .product-box {
        flex-wrap: wrap;
    }

    .app-banner .product-item:last-child {
        margin: 20px 0 0;
    }
}

/* gather demo start */
.gather-wrapper {
    max-width: 1192px;
    width: 94%;
    border-radius: 24px;
    box-shadow: 0px 4px 20px 0px rgba(0, 0, 0, 0.05);
    border: 1px solid #D5E0F2;
    background: #F5F7FF;
    display: flex;
    margin: 40px auto 160px;
    color: var(--color-block-drak);
    position: relative;
    overflow-x: hidden;
}

.gather-wrapper .aside-nav {
    width: 96px;
    background: #F5F7FF;
    border-radius: 24px 0 0 24px;
    overflow: hidden;
    display: block !important;
}

.gather-wrapper .nav-list {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    width: 100%;
}

.gather-wrapper .nav-item {
    width: 100%;
    display: flex;
    flex-direction: column;
    font-size: 12px;
    line-height: 18px;
    text-align: center;
    color: var(--color-block-drak);
    cursor: pointer;
    transition: all .2s;
    flex: 1;
    justify-content: center;
}

.gather-wrapper .nav-item:hover,
.gather-wrapper .nav-item:hover svg {
    color: var(--color-primary);
}

.gather-wrapper .nav-item.active {
    background: var(--color-white, #fff);
}

.gather-wrapper .nav-item:last-child {
    flex: 1;
}

.gather-wrapper .nav-item a {
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
    width: 100%;
    padding: 4px;
    justify-content: center;
}

.gather-wrapper .nav-item svg {
    margin-bottom: 2px;
    color: rgba(42, 48, 72, 0.8);
    transition: all .2s;
}

.gather-wrapper .content-box {
    background: var(--color-white, #fff);
    width: calc(100% - 96px);
    border-radius: 0 24px 24px 0;
}

.gather-wrapper .menu-box {
    display: none;
}

.gather-wrapper .hide {
    display: none !important;
}

@media(max-width: 992px) {
    .gather-wrapper {
        border-radius: 12px;
        margin-bottom: 120px;
    }

    .gather-wrapper .content-box {
        border-radius: 12px;
        width: 100%;
    }

    .gather-wrapper .menu-box {
        display: flex;
        align-items: center;
        position: absolute;
        top: 14px;
        left: 14px;
        z-index: 3;
        cursor: pointer;
    }

    .gather-wrapper .menu-box .menu-name {
        margin: 0 0 0 6px;
        font-size: 14px;
        font-weight: 700;
    }

    .gather-wrapper .aside-nav {
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        z-index: 4;
        transform: translateX(-100%);
        transition: all .2s;
        border-radius: 12px 0 0 12px;
    }

    .gather-wrapper .aside-nav.is-open {
        transform: translateX(0%);
        box-shadow: 4px 0px 4.7px 0px #0000000D;
    }
}

@media(max-width: 525px) {
    .gather-wrapper {
        margin-bottom: 60px;
        width: 100%;
    }
}
/* gather demo end */

.tips-box {
    position: relative;
    display: inline-block;
}

.tips-box .tips-content {
    position: absolute;
    background: #2A3048;
    border: 1px solid #2A3048;
    color: var(--color-white-lighter);
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    line-height: 20px;
    min-width: 10px;
    overflow-wrap: break-word;
    padding: 5px 11px;
    border-radius: 8px;
    z-index: -1;
    opacity: 0;
    transition: all .3s;
    max-width: 200px;
    width: max-content;
}

.tips-box .tips-content::before {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-style: solid;
    border-width: 6px 6px 0 6px;
    border-color: #2A3048 transparent transparent transparent;
}

.tips-box:hover .tips-content {
    z-index: 1;
    opacity: 1;
}