.yc {
    display: none;
}

.lie-2 {
    width: 49%;
}

body {
    margin: 0;
    box-sizing: border-box;
}

.index1,
.index2,
.index4 {
    padding: 10px 10%;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.index3 {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}


.osbg {
    background-color: #F7F8FA
}

.otbg {
    background-color: #ffffff
}


.index1-top,
.index2-top {
    text-align: center;
    margin-top: 20px;
}

.index2-top {
    width: 100%;
}

.index1-list {
    margin-top: 30px;
    text-align: center;
    list-style: none;
    display: inline-block;
    width: 33%;
    box-sizing: border-box;
    height: 120px;
}

.index1-list p {
    font-size: 14px;
    font-weight: 500;
}

.bkhover {
    border: 1px solid #cccccc;
    border-radius: 16px;
}

.index1-content {
    padding: 2rem;
}

.index1-ms {
    font-size: 16px;
    color: #8a8a8a;
}

.svg-img {
    display: inline-block;
    background-color: #fff;
    border-radius: 50%;
    height: 72px;
    width: 72px;
    box-shadow: 0 0 5px #ccc;
}

.svg-img>svg {
    padding: 24px;
    fill: #EEE;
}

.index2-list {
    margin: 0 auto;
    width: 80%;
    margin-top: 20px;
    display: flex;
    flex-direction: row;
}

.index2-list-img {
    width: 100%;
    border-radius: 16px;
    border: 1px solid rgba(64, 87, 109, .07);
}

.list-left,
.list-right {
    display: inline-block;
    list-style: none;
    vertical-align: middle;
    margin-left: 10px;
    margin-right: 10px;
}

.list-tit {
    margin: 1.2rem 0.5rem;
    font-size: 1rem;
    min-height: 4rem;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
}

.list-tit:hover {
    background-color: #eeeeee;
    border-radius: 10px;
}





.list-tit p {
    background-color: #fff;
    border-radius: 50%;
    height: 30px;
    width: 30px;
    border: 1px solid #1989fa;
    color: #1989fa;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    margin-left: 10px;
}

.listxz {
    background-color: #eeeeee;
    border-radius: 10px;
}

.listxz p {
    /* border-bottom: 2px solid #8b3dff; */
    background-color: #1989fa;
    border-radius: 50%;
    height: 30px;
    width: 30px;
    border: 1px solid #1989fa;
    color: #fff;
    text-align: center;
    line-height: 30px;
    margin-right: 10px;
    margin-left: 10px;
}

.nr-list,
.list-4 {
    display: inline-block;
    width: 24%;
    box-sizing: border-box;
    margin-bottom: 1rem;
}

.nr-list>img,
.nr-list>a>img,
.list-4>a>img {
    height: auto;
    border-radius: 16px;
    border: 1px solid rgba(64, 87, 109, .07);
    width: 100%;
    max-height: 15.0625rem;
    box-sizing: border-box;
}

.nr-listhover {
    border: 1px solid black;
    border-radius: 16px;
    font-weight: 400;
}

.zht {
    min-height: 37.5rem;
}

.tit-li {
    display: inline-block;
    font-size: 1.1rem;
    padding: 0.5rem;
}

.sblx_jt {
    cursor: default;
}

.index3 a {
    text-decoration: none;
}

.index3-tit {
    margin-bottom: 1rem;
    min-height: 3rem;
}

.index3-list-tit,
.index4-list-tit {
    text-align: center;
    font-size: 1.1rem;
    font-weight: 200;
    color: black;
}

.index3-list-tit>a {
    color: black;
}

.index4-top>a {
    float: right;
}

.index4-tit {
    display: inline;
}

.index4-gd {
    display: inline;
}

.tithover,
.xztit {
    border-bottom: 2px solid #8b3dff;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    width: 100%;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 999;
}

.dropdown-content a {
    color: black;
    text-decoration: none;
    display: block;
}

.dropdown:hover .dropdown-content {
    display: block;
}

.dropbtn {
    min-width: 150px;
    height: 100%;
    text-align: center;
    line-height: 50px;
    text-decoration: none;
    color: #333;
    font-size: 14px;
    cursor: pointer;
}

.dropbtn:hover {
    background-color: #EEE;
}

.new {
    text-align: center;
}

.new>li {
    display: inline-block;
}

@media screen and (max-width: 1680px) {

    .index1,
    .index2,
    .index3,
    .index4 {
        padding: 10px 8%;
    }
}

@media screen and (max-width:1366px) {

    .index1,
    .index2,
    .index3,
    .index4 {
        padding: 10px 5%;
    }

    .index1-list {
        width: 32%;
        font-size: 0.8rem;
    }
}

@media screen and (max-width: 1024px) {

    .index1,
    .index2,
    .index3,
    .index4 {
        padding: 10px;
    }

    .index1-list {
        width: 32%;
        font-size: 0.8rem;
    }

    .tit-li {
        font-size: 1rem;
    }
}
/* Chart gallery grid - replaces old iframe gallery */
.chart-gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding: 24px 40px 40px;
    width: 100%;
    max-width: 1200px;
    box-sizing: border-box;
}
.chart-gallery-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: #333;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
    transition: box-shadow 0.2s, transform 0.2s;
}
.chart-gallery-card:hover {
    box-shadow: 0 6px 20px rgba(0,0,0,0.13);
    transform: translateY(-3px);
}
.chart-gallery-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    background: #f0f1f3;
}
.chart-gallery-card span {
    padding: 10px 8px 12px;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
}
@media (max-width: 900px) {
    .chart-gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 14px; padding: 16px 20px 28px; }
}
@media (max-width: 600px) {
    .chart-gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 12px 12px 20px; }
    .chart-gallery-card img { height: 110px; }
}

/* AI steps section */
.ai-steps-divider {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 900px;
    margin: 24px auto 0;
    gap: 16px;
    color: #999;
    font-size: 14px;
}
.ai-steps-divider::before,
.ai-steps-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e0e0e0;
}
.ai-step-block {
    width: 100%;
    max-width: 900px;
    margin: 16px auto 32px;
    padding: 0 20px;
}
.ai-step-link {
    display: flex;
    align-items: center;
    gap: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    padding: 20px 28px;
    text-decoration: none;
    color: #fff;
    transition: opacity 0.2s, transform 0.2s;
}
.ai-step-link:hover {
    opacity: 0.92;
    transform: translateY(-2px);
}
.ai-step-badge {
    background: rgba(255,255,255,0.25);
    border-radius: 20px;
    padding: 6px 16px;
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
}
.ai-step-desc {
    flex: 1;
    font-size: 15px;
    line-height: 1.5;
}
.ai-step-arrow {
    font-size: 20px;
    font-weight: 300;
    opacity: 0.8;
}
@media (max-width: 600px) {
    .ai-step-link { flex-direction: column; align-items: flex-start; gap: 10px; padding: 16px 20px; }
    .ai-step-arrow { display: none; }
}