/* ========== Hero Section ========== */
.hero {
    padding-top: 60px;
    background: url('../images/bg.png') no-repeat center center;
    background-size: cover;
    position: relative;
    overflow: hidden;
}
.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 134px 20px 144px 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    position: relative;
    z-index: 1;
}

.hero-content {
    padding-top:60px ;
    padding-left: 20px;
    padding-right: 20px;
    box-sizing: border-box;
    flex: 1;
    max-width: 520px;
    margin: 0 auto
}
.hero-image {
    font-size: 0;
    margin: 0 auto
}

.hero-image{
    max-width: 614px;
}

.hero-image img{
    width: 100%;
}
.hero-subtitle {
    font-size: 26px;
    font-family: OPPOSans-M, OPPOSans-M;
    font-weight: normal;
    color: #26272D;
    line-height: 54px;
    letter-spacing: 2.5px;
}

.hero-title {
    font-family: OPPOSans-B, OPPOSans-B;
    font-size: 50px;
    color: #26272D;
    letter-spacing: 4.9px;
    line-height: 1;
    margin-bottom: 30px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
}

.hero-tag {
    width: 101px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    font-size: 13px;
    color: #26272D;
    background: url('../images/btn_se_1.png') no-repeat center center;
    background-size: cover;
    font-family: OPPOSans-M, OPPOSans-M;
    font-weight: normal;
    letter-spacing: 1.3px;
    font-weight: normal;
}

.btn-primary {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 236px;
    height: 40px;
    background: url('../images/btn_se_2.png') no-repeat center center;
    background-size: cover;
    font-family: OPPOSans-M, OPPOSans-M;
    color: #FFFFFF;
    font-size: 16px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    overflow: hidden;
    letter-spacing: 1.6px;
    font-weight: normal;
    background-color: transparent !important;
}

.btn-primary img {
    width: 24px;
    height: 22px;
    margin-right: 15px;
}

.hero-tip {
    font-family: OPPOSans-M, OPPOSans-M;
    font-weight: normal;
    margin-top: 30px;
    font-size: 15px;
    line-height: 22px;
    color: #2052FD;
    letter-spacing: 1.3px;
    margin-bottom: 10px;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========== Carousel Section ========== */
.carousel-section {
    padding: 154px 20px 154px 20px;
    background: #FFF;
    position: relative;
}

.carousel-container {
    position: relative;
    max-width: 1040px;
    margin: 0 auto;
}
.carousel-track-container{
    overflow: hidden;
}
.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-slide {
    min-width: 100%;
    min-height: 470px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 40px 65px;
    border-radius: 20px;
    background: url('../images/banner/bannerbg.png') no-repeat center center;
    background-size: cover;
}
.carousel-slide.reverse-layout {
    flex-direction: row-reverse;
}

.carousel-slide-text {
    max-width: 380px;
}

.carousel-slide-text .bold {
    font-weight: normal;
    font-size: 28px;
    color: #26272D;
    letter-spacing: 2.9px;
    font-family: OPPOSans-B, OPPOSans-B;
    margin-bottom: 16px;
    line-height: 1.2;
}

.carousel-slide-text p {
    font-size: 16px;
    color: #26272D;
    font-family: OPPOSans-B, OPPOSans-B;
    line-height: 22px;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
}

.carousel-slide-text .sub-text {
    font-family: OPPOSans-R, OPPOSans-R;
    font-size: 14px;
    line-height: 24px;
    letter-spacing: 1.4px;
    color: #A5A5AF;
}

.carousel-slide-image {
    display: flex;
    justify-content: center;
    max-width: 100%;
    flex: 1;
}

.carousel-slide:nth-of-type(1) .carousel-slide-image,.carousel-slide:nth-of-type(3) .carousel-slide-image{
    justify-content: flex-end;
}

.carousel-slide:nth-of-type(2) .carousel-slide-image{
    justify-content: flex-start;
}

.carousel-slide-image img{
    width: 100%;
}


.carousel-btn {
    position: absolute;
    width: 45px;
    height: 45px;
    transform: translateY(-50%);
    cursor: pointer;
}
.carousel-btn img{
    height: 100%;
}
.carousel-btn.prev { left: -8%; top: 50%;}
.carousel-btn.next { right: -8%; top: 50%}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #E0E0E0;
    cursor: pointer;
    transition: all 0.3s;
    border: none;
}

.carousel-dot.active {
    background: #FF6B8A;
    width: 24px;
    border-radius: 4px;
}

/* ========== Pain Points ========== */
.pain-points {
    padding: 100px 20px;
    background: #FAFBFF;
}

.section-title {
    text-align: center;
    font-family: OPPOSans-B, OPPOSans-B;
    font-size: 28px;
    line-height: 36px;
    color: #26272D;
    letter-spacing: 3.3px;
    margin-bottom: 40px;
}

.pain-grid {
    max-width: 1036px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.pain-card {
    max-width: 508px;
    max-height: 260px;
    background: #FFF;
    border-radius: 12px;
    padding: 41px 71px 41px 52px;
    margin: 0 auto;
}

.pain-tag {
    display: inline-block;
    width: 74px;
    height: 23px;
    line-height: 23px;
    font-size: 16px;
    letter-spacing: 1.5px;
    text-align: center;
    background-size: cover;
    margin-bottom: 20px;
    font-family: OPPOSans-R, OPPOSans-R;
}

.pain-tag.red { background: url('../images/btn_se_3.png') no-repeat center center; color: #FFFFFF; }
.pain-tag.blue { background: url('../images/btn_se_4.png') no-repeat center center; color: #FFFFFF; }
.pain-tag.orange { background: url('../images/btn_se_5.png') no-repeat center center; color: #FFFFFF; }
.pain-tag.green { background: url('../images/btn_se_6.png') no-repeat center center; color: #FFFFFF; }

.pain-card .boldTit{
    font-family: OPPOSans-B, OPPOSans-B;
    font-weight: normal;
    font-size: 22px;
    color: #26272D;
    line-height: 34px;
    letter-spacing: 2.2px;
    margin-bottom: 8px;
}

.pain-card{
    font-weight: normal;
    font-size:16px;
    color: #26272D;
    line-height: 30px;
    letter-spacing: 1.7px;
    font-family: OPPOSans-R, OPPOSans-R;
}

.pain-card .bold{
    display: inline-block;
    font-family: OPPOSans-B, OPPOSans-B;
}


/* ========== Advantages ========== */
.advantages {
    padding: 100px 20px;
    background: #FFF;
}

.advantage-list {
    max-width: 1040px;
    margin: 0 auto;
}

.advantage-item {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 1040px;
    min-height: 138px;
    padding: 24px 20px;
    border-radius: 12px;
    margin-bottom: 30px;
}

.advantage-item:nth-child(1) { background-image: url('../images/bg1.png');background-position: center center;background-size: cover;background-repeat: no-repeat; }
.advantage-item:nth-child(2) { background-image: url('../images/bg2.png');background-position: center center;background-size: cover;background-repeat: no-repeat;}
.advantage-item:nth-child(3) { background-image: url('../images/bg3.png');background-position: center center;background-size: cover;background-repeat: no-repeat; }

.advantage-item:nth-child(1) .advantage-icon {
    width: 104px;
    height: 102px;
    flex-shrink: 0;
    margin-right: 72px;
}
.advantage-item:nth-child(2) .advantage-icon {
    width: 116px;
    height: 97px;
    flex-shrink: 0;
    margin-right: 72px;
}
.advantage-item:nth-child(3) .advantage-icon {
    width: 96px;
    height: 111px;
    flex-shrink: 0;
    margin-right: 72px;
}

.advantage-text{
    max-width: 548px;
}

.advantage-text .bold {
    font-size: 22px;
    font-family: OPPOSans-B, OPPOSans-B;
    font-weight: normal;
    color: #26272D;
    line-height: 34px;
    letter-spacing: 2.2px;
}

.advantage-text p {
    font-family: OPPOSans-R, OPPOSans-R;
    font-weight: normal;
    font-size: 14px;
    color: #26272D;
    line-height: 22px;
    letter-spacing: 1.4px;
}

/* ========== Feature Detail ========== */
.feature-detail {
    padding: 100px 20px;
    background: #FFF;
}

.feature-detail-inner {
    max-width: 1040px;
    padding: 40px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 50px;
}

.feature-detail-inner.reverse {
    flex-direction: row-reverse;
}
.feature-detail-inner.red { background-image: url('../images/box1bg.png');background-position: center center;background-size: cover;background-repeat: no-repeat;}
.feature-detail-inner.purple { background-image: url('../images/box2bg.png');background-position: center center;background-size: cover;background-repeat: no-repeat;}
.feature-detail-inner.orange { background-image: url('../images/box3bg.png');background-position: center center;background-size: cover;background-repeat: no-repeat;}
.feature-detail-inner.green { background-image: url('../images/box4bg.png');background-position: center center;background-size: cover;background-repeat: no-repeat;}

.feature-detail-text {
    flex: 1;
}
.feature-point {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.feature-dot {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
    margin-right: 15px;
}

.feature-point .bold {
    display: flex;
    align-items: center;
    font-family: OPPOSans-B, OPPOSans-B;
    font-size: 22px;
    color: #26272D;
    line-height: 34px;
    margin-bottom: 30px;
}

.feature-point p {
    font-family: OPPOSans-R, OPPOSans-R;
    font-weight: normal;
    font-size: 16px;
    color: #26272D;
    line-height: 28px;
    letter-spacing: 1.6px;
}

.feature-tags {
    height: 28px;
    line-height: 28px;
    text-align: center;
    background-size: cover;
    font-size: 12px;
    margin-top: 4px;
    font-family: OPPOSans-R, OPPOSans-R;
    letter-spacing: 1.2px;
}

.feature-tags.red {max-width: 348px; background-image: url('../images/box1_1_1.png'); background-position: center center;background-size: contain;background-repeat: no-repeat;color: #ffffff; }
.feature-tags.purple { max-width: 353px;background-image: url('../images/box2_2_2.png'); background-position: center center;background-size: contain;background-repeat: no-repeat;color: #ffffff;  }
.feature-tags.orange { max-width: 348px;background-image: url('../images/box3_3_3.png'); background-position: center center;background-size: contain;background-repeat: no-repeat;color: #ffffff; ; }
.feature-tags.green { max-width: 349px;background-image: url('../images/box4_4_4.png');background-position: center center;background-size:contain;background-repeat: no-repeat; color: #ffffff;  }

.feature-detail-image.red {
    max-width: 531px;
    overflow: hidden;
}
.feature-detail-image.purple {
    max-width: 513px;
    overflow: hidden;
}
.feature-detail-image.orange {
    max-width: 531px;
    overflow: hidden;
}
.feature-detail-image.green {
    max-width: 449px;
    overflow: hidden;
}
.feature-detail-image img{
    width: 100%;
}
.mock-ui {
    width: 100%;
    height: 100%;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mock-header {
    height: 30px;
    background: linear-gradient(135deg, #FF6B8A, #FF8E53);
    border-radius: 6px;
}

.mock-body {
    flex: 1;
    display: flex;
    gap: 10px;
}

.mock-sidebar {
    width: 60px;
    background: #333;
    border-radius: 6px;
}

.mock-content {
    flex: 1;
    background: #F5F5F5;
    border-radius: 6px;
    padding: 10px;
}

.mock-row {
    height: 12px;
    background: #E0E0E0;
    border-radius: 3px;
    margin-bottom: 8px;
}

.mock-row.short { width: 60%; }
.mock-row.medium { width: 80%; }
/* ========== system ========= */

.system-detail {
    padding: 100px 20px;
    background: #FAFBFF;
}

.system-detail-inner{
    max-width: 1040px;
    min-height: 282px;
    padding: 54px 96px 54px 96px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #ffffff;
}

.system-detail-text{
    display: flex;
    align-items: center;
    font-family: OPPOSans-R, OPPOSans-R;
    font-weight: normal;
    font-size: 20px;
    line-height: 1;
    color: #26272D;
    margin-bottom: 25px;
}

.system-detail-text:last-of-type{
    margin-bottom: 0;
}

.system-detail-text .circle{
    width: 15px;
    height: 15px;
    border-radius: 50%;
    margin-right: 15px;
    border: 1px solid #26272D;
    flex-shrink: 0;
}
.system-detail-text .bold{
    flex-shrink: 0;
    font-family: OPPOSans-B, OPPOSans-B;
}
.system-btn{
    position: relative;
    width: 281px;
    height: 48px;
    line-height: 48px;
    text-align: center;
    margin: 0 auto;
    font-size: 18px;
    font-family: OPPOSans-R, OPPOSans-R;
    color: #fff;
    margin-top: 60px;
    background: url('../images/btn_se_7.png') no-repeat center center;
    cursor: pointer;
    overflow: hidden;
}

/* ========== CTA Section ========== */
.cta-section {
    padding: 100px 20px;
    background: linear-gradient(135deg, #FF6B8A, #FF8E53);
    color: white;
}

.cta-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.cta-text .bold {
    font-size: 20px;
    font-family: OPPOSans-B, OPPOSans-B;
    color: #FFFFFF;
    text-align: center;
    margin-bottom: 30px;
}

.cta-text p {
    font-size: 14px;
    opacity: 0.9;
    text-align: center;
    margin-bottom: 45px;
    font-family: OPPOSans-R, OPPOSans-R;
}

.cta-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    width: 250px;
    gap: 40px 70px;
}

.cta-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 13px;
}

.cta-feature-icon{
    margin-bottom: 20px;
}

.cta-feature-icon-1 {
    width: 43px;
}

.cta-feature-icon-2 {
    width: 38px;
}

.cta-feature-icon-3 {
    width: 51px;
}

.cta-feature-icon-4 {
    width: 42px;
}

.cta-feature span{
    text-align: center;
}


.cta-form {
    background: #FFF;
    border-radius: 16px;
    padding: 30px 42px;
    max-width: 382px;
    height: 486px;
    color: #333;
    text-align: center;
}

.cta-form .bold {
    font-size: 15px;
    color: #000000;
    margin-bottom: 8px;
    text-align: center;
    font-family: SourceHanSansSC-Bold;
}

.cta-form p {
    font-size: 12px;
    color: #26272D;
    text-align: center;
    margin-bottom: 16px;
    font-family: OPPOSans-R, OPPOSans-R;
}

.form-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #E8E8E8;
    border-radius: 16px;
    font-size: 12px;
    margin-bottom: 10px;
    background: #F8F9FF;
    font-family: SourceHanSansSC-Medium;
}

.form-input:focus {
    outline: none;
    border-color: #FF6B8A;
}

.form-row {
    display: flex;
    gap: 8px;
}

.form-row .form-input {
    flex: 1;
}

.btn-get-code {
    width: 123px;
    height: 36px;
    background: url('../images/btn_se_8.png') no-repeat center center;
    color: #fff;
    border: none;
    font-size: 12px;
    white-space: nowrap;
    cursor: pointer;
    font-family: SourceHanSansSC-Medium;
}

.form-agreement {
    /* display: flex;
    align-items: center;
    flex-wrap: wrap; */
    font-size: 11px;
    line-height: 14px;
    color: #000000;
    margin: 15px 0;
    font-family: SourceHanSansSC-Medium;
    text-align: left;
}

.btn-submit {
    position: relative;
    width: 98px;
    height: 36px;
    line-height: 36px;
    background: linear-gradient(135deg, #FF6B8A, #FF8E53);
    color: #fff;
    border: none;
    border-radius: 20px;
    font-size: 14px;
    cursor: pointer;
    overflow: hidden;
}

/* ========== Footer ========== */
.footer {
    background: #4A4A4A;
    color: #fff;
    font-family: OPPOSans, OPPOSans;
    padding: 40px 20px 20px;
}

.footer-inner {
    max-width: 1040px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 2px solid #666;
}

.footer-qr {
    text-align: center;
}

.footer-qr .logo {
    margin-bottom: 16px;
}
.footer-qr .logo img{
    width: 142px;
}
.qr-code {
    width: 170px;
    height: 170px;
    background: #FFF;
    border-radius: 8px;
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.qr-code img{
    width: 100%;
}


.footer-links .bold,
.footer-contact .bold {
    color: #FFF;
    font-size: 14px;
    margin-bottom: 16px;
    letter-spacing: 1.5px;
    line-height: 1;
    font-family: OPPOSans-B, OPPOSans-B;
}

.footer-links a {
    display: block;
    font-size: 12px;
    color: #fff;
    margin-bottom: 8px;
    line-height: 18px;
    letter-spacing: 1.2px;
    font-family: OPPOSans-R, OPPOSans-R;
}

.footer-links a:hover {
    color: #FF6B8A;
}

.footer-contact p {
    font-size: 12px;
    margin-bottom: 6px;
    line-height: 1.5;
}

.footer-bottom {
    max-width: 1000px;
    margin: 0 auto;
    padding-top: 20px;
    text-align: center;
    font-size: 10px;
    color: #fff;
    letter-spacing: 1.2px;
    font-family: OPPOSans-R, OPPOSans-R;
    line-height: 24px;
}

.footer-bottom a {
    color: #fff;
    font-family: OPPOSans-R, OPPOSans-R;
}

.modal {
    display:none;
    position:fixed;
    z-index:1;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background:rgba(0,0,0,0.3);
    animation:window-open 0.2s 1;
  }
  .modal-content {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    background: #fefefe;
    padding: 20px 20px;
    border: 1px solid #888;
    width: 80%; 
    height:80%;
    position:relative;
    display:flex;
    justify-content:center;
    align-items:center;
    box-sizing: border-box;
}
 

.close {
  position:absolute;
  top:0;
  right:10px;
  color:#aaa;
  font-size:28px;
  font-weight:bold;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}



.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.overlay.active {
    display: flex;
    opacity: 1;
}

.dialog {
    border-radius: 12px;
    max-width: 90%;
    text-align: center;
    position: relative;
    z-index: 1001;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.model{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.7);
}

.dialog.active {
    transform: translateY(0);
    opacity: 1;
}

p{
    margin: 0;
}


@media (max-width: 1024px){
    .carousel-dots{
        display: block !important;
        text-align: center;
    }
    
    .carousel-btn{
        display: none;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-inner {
        padding-top: 30px ;
        padding-bottom: 30px;
        text-align: center;
    }
    .hero-content{
        padding: 0;
    }

    .hero-tags {
        justify-content: center;
    }

    .btn-primary{
        margin: 0 auto;
    }

    .system-detail,.cta-section,.feature-detail,.advantages,.pain-points,.carousel-section{
        padding: 30px 20px;
    }

    .pain-grid {
        grid-template-columns: 1fr;
    }

    .stats-inner {
        flex-wrap: wrap;
        gap: 30px;
    }

    .footer-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .advantage-item {
        flex-direction: column;
        text-align: center;
    }

    .advantage-list .advantage-item .advantage-icon{
        margin-right:  0;
    }

    .feature-detail-inner,
    .feature-detail-inner.reverse {
        flex-direction: column;
    }

    .cta-features {
        grid-template-columns: 1fr;
    }

    .carousel-slide,
    .carousel-slide.reverse-layout {
        flex-direction: column;
    }

    .pain-card {
        width: 100%;
        max-width: 100%;
    }

    .carousel-slide,.pain-card,.feature-detail-inner{
        padding: 15px;
    }

    .cta-form{
        padding: 20px;
    }

    .cta-inner .cta-text{
        margin: 0 auto;
    }
    .system-detail-inner{
        padding: 20px;
    }
    .hero-title,.hero-subtitle{
        letter-spacing: 1.5px;
    }
    .carousel-slide-image {
        justify-content: center !important;
        flex: 0;
    }
    .section-title{
        letter-spacing: 1.8px;
    }
}
@media (max-width: 375px) {
    .feature-tags{
        font-size: 10px !important;
    }
}