/* ===== Reset & Global ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
}
html {
    scroll-behavior: smooth;  
}
body {
    font-family: "Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;
    color: #041625;
    overflow-x: hidden;
    background: #fff;
}

img {
    display: block;
    max-width: 100%;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

/* ===== Section Title Common ===== */
.section-title {
    font-size: 50px;
    font-weight: 500;
    color: #041625;
    text-align: center;
    line-height: 1.17;
}

.section-title.white {
    color: #fff;
}

/* ===== Header ===== */
.site-header {
    width: 100%;
    background: #fff;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #dddddd;
}

.site-header .container {
    display: flex;
    align-items: center;
    height: 90px;
}

.header-logo {
    margin-right: 80px;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 50px;
    flex: 1;
}

.header-nav a {
    font-size: 16px;
    color: #041625;
    font-weight: 400;
    transition: color 0.2s;
    white-space: nowrap;
}

.header-nav a.active {
    color: #1677f9;
    font-weight: 500;
}

.header-nav a:hover {
    color: #1677f9;
}

.header-right {
    display: flex;
    align-items: center;
}

.header-phone {
    display: flex;
    align-items: center;
    margin-right: 60px;
    gap: 12px;
}

.header-phone svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 5px;
}

.header-phone span {
    font-size: 16px;
    font-weight: 700;
    color: #041625;
    white-space: nowrap;
}
.header-btns {
    display: flex;
    align-items: center;
    gap: 14px;
}

.btn-login {
    width: 85px;
    height: 35px;
    border: 1.5px solid #1677f9;
    color: #4571f3;
    font-size: 14px;
    font-weight: 400;
    background: transparent;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
}

.btn-login:hover {
    background: rgba(22, 119, 249, 0.05);
}

.btn-try-free {
    width: 95px;
    height: 35px;
    background: #1677f9;
    border: 1.5px solid #1677f9;
    color: #fff;
    font-size: 14px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    border-radius: 18px;
}

.btn-try-free:hover {
    background: #1060d4;
}

/* ===== Hero / Banner ===== */
.hero-swiper-wrapper {
    width: 100%;
    background: #fff;
}

.hero-swiper {
    width: 100%;
}

.hero-swiper .swiper-slide {
    height: auto;
}

.hero-pagination {
    text-align: center;
    padding-bottom: 30px;
}

.hero-pagination .swiper-pagination-bullet {
    width: 8px;
    height: 8px;
    background: #c0c8d4;
    opacity: 1;
    margin: 0 4px;
    transition: all 0.3s;
}

.hero-pagination .swiper-pagination-bullet-active {
    background: #1b61da;
    width: 24px;
    border-radius: 4px;
}

#hero,
.section-cases,
.section-capabilities,
.section-about,
.contact-card-wrapper {
    scroll-margin-top: 90px;
}

.section-hero {
    width: 100%;
    background: #fff;
    padding: 40px 0 50px;
}

.section-hero-blue {
    background: #1677f9;
}

.section-hero-blue .hero-title,
.section-hero-blue .hero-desc,
.section-hero-blue .hero-title .highlight {
    color: #ffffff;
}

.section-hero-blue .hero-desc span {
    color: #ffffff;
}

.section-hero .container {
    display: flex;
    align-items: flex-start;
}

.hero-text {
    flex: 0 0 500px;
    padding-top: 65px;
}

.hero-title {
    font-size: 50px;
    font-weight: 400;
    line-height: 1.17;
    color: #041625;
    margin-bottom: 50px;
    white-space: nowrap;
}

.hero-title .highlight {
    color: #1677f9;
}

.hero-desc {
    display: flex;
    flex-direction: column;
    gap: 11px;
    font-size: 20px;
    font-weight: 300;
    line-height: 36px;
    color: #041625;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
}

/* ===== Core Strengths ===== */
.section-strengths {
    width: 100%;
    background: #fff;
    padding-bottom: 150px;
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 27px 95px;
    margin-top: 35px;
    position: relative;
}

.strength-center-icon {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    width: 81px;
    height: 84px;
}

.strength-card {
    display: flex;
    align-items: center;
    padding: 47px 64px;
    border-radius: 16px;
    border: 1.5px solid #3b455c;
    min-height: 150px;
    gap: 30px;
}

.strength-card.sc-blue {
    background: #aecef7;
}

.strength-card.sc-green {
    background: #acefdd;
}

.strength-card.sc-yellow {
    background: #ffe6a2;
}

.strength-card.sc-purple {
    background: #d6ccff;
}

.strength-card h3 {
    font-size: 24px;
    font-weight: 400;
    color: #1a2233;
    line-height: 1.17;
}

/* ===== Cases / Industries ===== */
.section-cases {
    width: 100%;
    background: #fff;
    padding: 110px 135px 145px 135px;
    position: relative;
}

.section-cases .cases-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #e7f0ff;
    z-index: 0;
}

.section-cases .container {
    position: relative;
    z-index: 1;
}

.cases-title {
    font-size: 40px;
    font-weight: 400;
    color: #041625;
    text-align: center;
    line-height: 1.17;
    margin-bottom: 60px;
}

.cases-content {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.cases-tabs {
    flex: 0 0 365px;
}

.cases-tab-active {
    background: #1a2233;
    border: 1px solid #3b455c;
    border-radius: 8px;
    padding: 14px 20px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: #FFFFFF;
}

.cases-tab-active span {
    font-size: 21px;
    font-weight: 700;
    color: #fff!important;
}

.cases-tab-list {
    padding: 0 10px;
}

.cases-tab-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 10px;
    cursor: pointer;
}

.cases-tab-item .tab-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cases-tab-item .tab-icon img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Tab icon default/active switching */
.cases-tab-item .tab-icon-active {
    display: none;
}
.cases-tab-item .tab-icon-default {
    display: flex;
}
.cases-tab-active .tab-icon-active {
    display: flex;
}
.cases-tab-active .tab-icon-default {
    display: none;
}

.cases-tab-item .tab-text {
    font-size: 21px;
    font-weight: 300;
    color: #041625;
    white-space: nowrap;
}

.cases-tab-item:hover .tab-text {
    color: #1677f9;
}

.cases-display {
    flex: 1;
    position: relative;
    min-height: 401px;
}

.case-card {
    display: none;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    min-height: 401px;
}

.case-card.active {
    display: block;
}

.case-card-bg {
    position: absolute;
    inset: 0;
    width: calc(100% - 410px);
    border-radius: 20px 0 0 20px;
    overflow: hidden;
}

.case-card-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px 0 0 20px;
}

.case-card-overlay {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 410px;
    background: #1a2233;
    border: 1px solid #3b455c;
    border-radius: 0 16px 16px 0;
    padding: 45px 35px;
    display: flex;
    flex-direction: column;
}

.case-card-logo {
    margin-bottom: 35px;
}

.case-card-title {
    font-size: 24px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 16px;
}

.case-card-desc {
    font-size: 18px;
    font-weight: 300;
    color: #fff;
    line-height: 1.17;
    margin-bottom: 40px;
    flex: 1;
    white-space: nowrap;
}

.case-card-btn {
    display: inline-block;
    padding: 10px 28px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    font-weight: 300;
    text-align: center;
    transition: all 0.2s;
    align-self: flex-start;
    display: none;
}

.case-card-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* ===== Core Capabilities (dark section) ===== */
.section-capabilities {
    width: 100%;
    background: #1a2233;
    padding: 137px 0 180px;
}

.capabilities-title {
    font-size: 40px;
    font-weight: 400;
    color: #fff;
    text-align: center;
    line-height: 1.17;
    margin-bottom: 50px;
}

.capabilities-cards {
    display: flex;
    gap: 10px;
    justify-content: center;
}

.cap-card {
    flex: 0 0 192px;
    height: 300px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px 12px;
    transition: transform 0.2s;
}

.cap-card:hover {
    transform: translateY(-4px);
}

.cap-card.dark-card {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.cap-card.light-card {
    background: #dae9ff;
}

.cap-card.light-card-alt {
    background: #e7f0ff;
}

.cap-card-img {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.cap-card-img img {
    max-width: 130px;
    max-height: 140px;
    object-fit: contain;
}

.cap-card-title {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.17;
    white-space: nowrap;
}

.cap-card.dark-card .cap-card-title {
    color: #fff;
}

.cap-card.light-card .cap-card-title,
.cap-card.light-card-alt .cap-card-title {
    color: #1a2233;
}

/* ===== Core Features (tabs + cards) ===== */
/* ===== Core Features Swiper ===== */
.section-features {
    width: 100%;
    background: #fff;
    padding: 145px 0 135px;
    overflow: visible;
}

.features-tabs {
    margin-top: 40px;
    text-align: center;
}

.features-tabs-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px 37px;
    margin-bottom: 45px;
}

.feature-tab {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.feature-tab::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 100%;
    height: 1px;
    background: transparent;
    transition: background 0.2s;
}

.feature-tab.active::after {
    background: #aecef7;
}

.feature-tab .dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: #1a2233;
    flex-shrink: 0;
    transition: all 0.2s;
}

.feature-tab.active .dot {
    background: #1b61da;
}

.feature-tab span {
    font-size: 20px;
    font-weight: 400;
    color: #041625;
    transition: color 0.2s;
}

.feature-tab.active span {
    color: #1b61da;
    font-weight: 500;
}

/* Swiper */
.features-swiper-wrapper {
    padding: 0;
}

.features-swiper {
    overflow: visible;
    padding-bottom: 10px;
}

.feature-card.swiper-slide {
    position: relative;
    min-height: 280px;
    border-radius: 16px;
    padding: 40px 50px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity 0.3s;
    overflow: hidden;
    cursor: pointer;
}

.feature-card.swiper-slide img {
    pointer-events: none;
}

.feature-card.swiper-slide.swiper-slide-active {
    opacity: 1;
    border: 2px solid #1a2233;
}

.feature-card.fc-blue {
    background: #dae9ff;
}

.feature-card.fc-yellow {
    background: #fff2d0;
}

.feature-card.fc-teal {
    background: #95e9e9;
}

.feature-card.fc-purple {
    background: #D6CCFF;
}

.feature-card-info {
    flex: 1;
    padding-right: 20px;
}

.feature-card-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.feature-card-title-row .f-icon {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
}

.feature-card-title-row .f-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.feature-card-title-row h3 {
    font-size: 30px;
    font-weight: 700;
    color: #041625;
}

.feature-card-desc {
    font-size: 22px;
    font-weight: 300;
    color: #041625;
    line-height: 1.17;
}

/* ===== Data Analysis ===== */
.section-data {
    width: 100%;
    background: #e7f0ff;
    padding: 118px 0 160px;
}

.data-main-title {
    font-size: 40px;
    font-weight: 400;
    color: #041625;
    text-align: center;
    line-height: 1.17;
}

.data-subtitle {
    font-size: 21px;
    font-weight: 300;
    color: #041625;
    text-align: center;
    margin-top: 16px;
    margin-bottom: 60px;
}

.data-grid {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.data-item {
    text-align: center;
    flex: 0 0 200px;
}

.data-icon-box {
    width: 110px;
    height: 110px;
    margin: 0 auto 20px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid #041625;
}

.data-icon-box.dib-blue {
    background: #aecef7;
    border-width: 2px;
}

.data-icon-box.dib-teal {
    background: #95e9e9;
    border-width: 1px;
}

.data-icon-box img {
    object-fit: contain;
}

.data-item h4 {
    font-size: 24px;
    font-weight: 400;
    color: #1a2233;
    line-height: 1.17;
}



/* ===== About Us   ===== */
.section-about {
    position: relative;
    width: 100%;
    background: #fff;
    padding-top: 90px;
}

.about-cards {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 50px;
}

.about-card {
    position: relative;
    width: 546px;
    border-radius: 16px;
    padding: 32px 35px 0;
    position: relative;
    overflow: hidden;
    min-height: 400px;
}

.about-card.ac-blue {
    background: rgba(218, 233, 255, 0.5);
}

.about-card.ac-teal {
    background: rgba(149, 233, 233, 0.3);
}

.about-card-text h3 {
    margin-bottom: 8px;
    line-height: 1.3;
}

.about-card-text h3 .normal {
    font-size: 24px;
    font-weight: 700;
    color: #041625;
}

.about-card-text h3 .highlight-blue {
    font-size: 30px;
    font-weight: 700;
    color: #1677f9;
}

.about-card-text h3 .highlight-teal {
    font-size: 30px;
    font-weight: 700;
    color: #1fb6b6;
}

.about-card-text .desc {
    font-size: 20px;
    font-weight: 300;
    color: #041625;
    line-height: 1.3;
    margin-bottom: 24px;
}

/* ===== Contact CTA ===== */
.contact-card-wrapper {
    width: 1200px;
    height: 225px;
    position: absolute;
    bottom: -160px;
    left: 50%;
    transform: translateX(-50%);
}

.contact-card {
    height: 100%;
    background: #2582ff;
    border-radius: 24px;
    padding: 80px 125px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.contact-card-text {
    display: flex;
    align-items: center;
    gap: 20px;
}

.contact-icon-arrow {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon-arrow svg {
    width: 20px;
    height: 20px;
}

.contact-card-text h2 {
    font-size: 29px;
    font-weight: 400;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.3;
}

.contact-card-text .desc {
    font-size: 21px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
}

.contact-card-right {
    display: flex;
    align-items: center;
    gap: 30px;
}

.btn-free-trial {
    padding: 14px 36px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 30px;
    color: #fff;
    font-size: 18px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-free-trial:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* ===== Footer ===== */
.site-footer {
    width: 100%;
    background: #041625;
    background-image: url('/images/index_en/hero-bg.jpg?v=a1ebb417');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 407px;
    padding-top: 250px;
}

.footer-content {
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    width: 100%;
    padding: 0 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-right: 206px;
}

.footer-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-info span {
    font-size: 16px;
    font-weight: 400;
    color: #fff;
}

.footer-copyright {
    font-size: 14px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 16px;
    text-align: right;
}
.footer-lang {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 300;
    margin-top: 30px;
    color: #FFFFFF;
}
.footer-lang .lang-type:hover {
    cursor: pointer;
    color: #92aed9;
}