/* ===== 基础重置 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    overflow-x: hidden;
}

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

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

ul, li {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== 通用按钮 ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 36px;
    font-size: 16px;
    color: #fff;
    background: linear-gradient(135deg, #1678FF 0%, #096DFF 100%);
    border-radius: 24px;
    box-shadow: 0 8px 20px rgba(22, 120, 255, 0.25);
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(22, 120, 255, 0.35);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 42px;
    padding: 0 24px;
    font-size: 15px;
    color: #1678FF;
    background: #fff;
    border: 1px solid #1678FF;
    border-radius: 21px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-outline:hover {
    background: #1678FF;
    color: #fff;
}

.btn-outline i {
    margin-left: 4px;
    font-size: 16px;
}

/* ===== 顶部导航 ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 90px;
    position: relative;
}

/* 移动端汉堡按钮（桌面端隐藏） */
.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    background: transparent;
    cursor: pointer;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    border-radius: 2px;
    background: #1a1a1a;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    width: auto;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 48px;
}

.main-nav a {
    font-size: 18px;
    color: #333;
    position: relative;
    transition: color 0.3s;
}

.main-nav a:hover,
.main-nav a.active {
    color: #1678FF;
}

/* ===== Banner ===== */
.banner-section {
    position: relative;
    width: 100%;
    height: 692px;
    margin: 90px auto 0;
    background: url(../images/indexbanner.jpg) no-repeat center top;
    background-size: cover;
}

.banner-inner {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1200px;
    height: 100%;
    padding: 0 20px;
}

.banner-btn {
    position: absolute;
    left: 80px;
    bottom: 80px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 58px;
    padding: 0 48px;
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 1px;
    color: #fff;
    background: linear-gradient(135deg, #4B8CFF 0%, #1678FF 100%);
    border-radius: 29px;
    box-shadow: 0 10px 24px rgba(22, 120, 255, 0.35);
    transition: all 0.3s ease;
    cursor: pointer;
    z-index: 10;
}

.banner-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(22, 120, 255, 0.45);
}

/* ===== 通用标题 ===== */
.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-title {
    font-size: 38px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    padding: 140px 0 90px;
    background: linear-gradient(135deg, #EBF4FF 0%, #F5F9FF 50%, #F0F4FF 100%);
    overflow: hidden;
}

.hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero-content {
    flex: 1;
    max-width: 560px;
}

.hero-tag {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: #1678FF;
    background: rgba(22, 120, 255, 0.1);
    padding: 6px 16px;
    border-radius: 16px;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.hero-subtitle {
    font-size: 16px;
    color: #4B5B76;
    line-height: 1.8;
    margin-bottom: 32px;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-bottom: 36px;
}

.stat-item {
    text-align: left;
}

.stat-num {
    font-size: 36px;
    font-weight: 800;
    color: #1678FF;
    line-height: 1;
    margin-bottom: 6px;
}

.stat-num span {
    font-size: 18px;
    font-weight: 700;
}

.stat-label {
    font-size: 14px;
    color: #666;
}

.hero-media {
    flex: 1;
    max-width: 540px;
    position: relative;
}

.hero-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.hero-image img {
    width: 100%;
    height: auto;
}

/* ===== 行业痛点 ===== */
.pain-section {
    padding: 90px 0;
    background: #fff;
}

.pain-body {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
}


.pain-step {
    position: relative;
    margin-bottom: 32px;
}

.pain-step:last-child {
    margin-bottom: 0;
}

.step-marker {
    position: absolute;
    left: -46px;
    top: -2px;
    width: 36px;
    text-align: center;
    font-size: 24px;
    font-weight: 800;
    color: #1678FF;
    line-height: 1;
    background: #fff;
}

.step-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: #888;
    line-height: 1.7;
}

.pain-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.pain-person {
    width: 390px;
    height: 360px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pain-person img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.pain-right {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.pain-role {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.role-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    flex-shrink: 0;
    background: #1678FF;
}

.role-info h4 {
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 6px;
}

.role-info p {
    font-size: 16px;
    color: #888;
    line-height: 1.7;
}

/* 痛点分析列表 */
.pain-item{
    margin-bottom:30px;
}
.pain-header{
    display:flex;
    align-items:center;
    margin-bottom:1rem;
}
.pain-num{
    font-family:'Anaheim',sans-serif;
    font-size:36px;
    font-weight:bold;
    color:#376FFF;
    margin-right:15px;
}
.pain-title{
    font-size:24px;
    font-weight:600;
    color:#376FFF;
}
.pain-b{
    position:relative;
    padding-left:60px;
}
.pain-line{
    position:absolute;
    left:0.8rem;
    top:0;
    width:1.04rem;
    height:5.38rem;
    background: url(../images/arrow.png) scroll no-repeat center bottom;
    background-size: 100% 100%;
}
.pain-b p{
    font-size:16px;
    color:#333;
    line-height:1.7;
}

/* ===== 数字基座 ===== */
.base-section {
    padding: 110px 0;
    background: url(../images/index2.jpg) scroll no-repeat center top;
    background-size: cover;
}

.base-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 70px;
}

.base-title {
    font-size: 38px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.base-subtitle {
    font-size: 34px;
    font-weight: 700;
    margin-bottom: 80px;
    background: linear-gradient(135deg, #1678FF 0%, #624AF0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.base-btn {
    width: 15rem;
    height: 4rem;
    color: #fff;
    background: linear-gradient(135deg, #735BFF 0%, #2882FE 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: normal;
    cursor: pointer;
    box-shadow: 0rem 0.08rem 0.83rem #376FFF;
    border-radius: 0.33rem;
}

.base-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(39, 109, 255, 0.35);
}

.base-btn i {
    margin-left: 0.5rem;
    font-size: 1.8rem;
}

.base-media {
    width: 100%;
    height: 320px;
    border-radius: 16px;
}

.base-media img {
    height: 100%;
}

.base-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px 30px;
}

.base-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.base-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.base-card-num {
    width: 38px;
    height: 32px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.base-card-header h4 {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
}

.base-card > p {
    font-size: 16px;
    color: #888;
    line-height: 1.7;
}

/* ===== 教务解决方案 ===== */
.solution-section {
    padding: 110px 0;
    background: #F7FAFF;
}

.solution-section strong{
    color: #FF8D1A;
}

.solution-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
}

.solution-image img {
    width: 100%;
    height: auto;
}

/* ===== 我们的服务 ===== */
.service-section {
    padding: 110px 0;
    background: #ffffff;
}

.service-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background: transparent;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-6px);
}

.service-image {
    height: 210px;
    border-radius: 12px;
    overflow: hidden;
    background: #F0F2F5;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.service-card:hover .service-image img {
    transform: scale(1.05);
}

.service-info {
    padding: 18px 4px 0;
}

.service-title {
    font-size: 20px;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.4;
    margin-bottom: 10px;
    text-align: left;
}

.service-desc {
    font-size: 14px;
    color: #888;
    line-height: 1.7;
}

/* ===== CTA ===== */
.cta-section {
    padding: 90px 0;
    background:url(../images/bottombg.png) scroll no-repeat center top;
    background-size: cover;
    color: #fff;
    text-align: center;
}

.cta-title {
    font-size: 42px;
    font-weight: 600;
    margin-bottom: 50px;
}

.cta-body {
    display: inline-flex;
    align-items: center;
    gap: 140px;
}

.cta-qrcode {
    width: 180px;
    height: 180px;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
    padding: 5px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.cta-qrcode img {
    width: 100%;
    height: 100%;
}

.cta-info {
    text-align: left;
}

.cta-info p {
    font-size: 26px;
    opacity: 0.9;
    margin-bottom: 10px;
}

.cta-phone {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: 1px;
}

/* ===== Footer ===== */
.site-footer {
    background: #0A1F3D;
    color: rgba(255, 255, 255, 0.5);
    padding: 24px 0;
    text-align: center;
    font-size: 14px;
}

.footer-beian {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 10px;
}

.footer-beian a {
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s;
}

.footer-beian a:hover {
    color: #fff;
}

.footer-copy {
    color: rgba(255, 255, 255, 0.5);
}

/* ===== 空页面占位 ===== */
.page-empty {
    padding: 160px 0 120px;
    min-height: 60vh;
    background: #F9FAFB;
    text-align: center;
}

.page-empty h1 {
    font-size: 32px;
    font-weight: 700;
    color: #1a1a1a;
}

/* ===== 动画 ===== */
.animate__animated {
    animation-duration: 0.8s;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .hero-inner {
        flex-direction: column;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

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

    .stat-item {
        text-align: center;
    }

    .hero-media {
        max-width: 100%;
    }

    .pain-body {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .pain-center {
        order: -1;
    }

    .base-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .base-media {
        order: -1;
        height: 280px;
    }

    .base-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .service-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .cta-body {
        flex-direction: column;
    }

    .cta-info {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }

    .hero {
        padding: 110px 0 60px;
    }

    .hero-title {
        font-size: 34px;
    }

    .hero-stats {
        gap: 24px;
    }

    .stat-num {
        font-size: 28px;
    }

    .section-title {
        font-size: 26px;
    }

    .base-cards {
        grid-template-columns: 1fr;
    }

    .service-list {
        grid-template-columns: 1fr;
    }

    .cta-title {
        font-size: 22px;
    }

    .cta-phone {
        font-size: 22px;
    }
}

/* ===== 解决方案页面样式 ===== */
.page-hero.hero-solution {
    padding: 120px 0 90px;
    background: url(../images/teachbg.jpg) scroll no-repeat center center;
    background-size: cover;
    margin-top: 90px;
    position: relative;
}

.page-hero.hero-solution h1 {
    margin-bottom: 12px;
}

.hero-en {
    font-size: 15px;
    letter-spacing: 0.3em;
    opacity: 0.9;
}

.sys-section {
    padding: 80px 0;
    background: #fff;
}

.sys-section.bg-gray {
    background: #F6F7F9;
}

.sys-header {
    text-align: center;
    margin-bottom: 56px;
}

.sys-header h2 {
    font-size: 34px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.sys-en {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.12em;
    background: linear-gradient(135deg, #096DFF 0%, #604EF2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.sys-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.sys-body.reverse .sys-media {
    order: 2;
}

.sys-media img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.sys-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 24px;
}

.sys-item i {
    display: inline-block;
    vertical-align: middle;
    font-size: 28px;
    color: #1678FF;
    line-height: 1;
}

.sys-item h4 {
    display: inline-block;
    vertical-align: middle;
    margin: 0 0 0 10px;
    font-size: 18px;
    font-weight: 700;
    color: #1678FF;
    line-height: 1.4;
}

.sys-item p {
    margin-top: 10px;
    font-size: 14px;
    color: #4B5B76;
    line-height: 1.7;
}

/* 招生管理系统 tab */
.zs-body {
    display: flex;
    gap: 70px;
    align-items: flex-start;
}

.zs-tab-btns {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 170px;
    flex-shrink: 0;
    padding-top: 100px;
}

.zs-tab-btn {
    padding: 14px 0;
    text-align: center;
    font-size: 15px;
    color: #333;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    cursor: pointer;
    transition: all 0.3s;
}

.zs-tab-btn:hover {
    color: #1678FF;
}

.zs-tab-btn.active,
.zs-tab-btn.active:hover {
    background: #1678FF;
    color: #fff;
}

.zs-panels {
    flex: 1;
    min-width: 0;
}

.zs-panel {
    display: none;
}

.zs-panel.active {
    display: block;
}

.zs-panel-text {
    font-size: 16px;
    color: #4B5B76;
    line-height: 1.8;
    margin-bottom: 20px;
}

.zs-panel-img{
    width: 700px;
}

.zs-panel-img img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.1);
}

.zs-panel-img img.no-shadow {
    box-shadow: none;
}

/* ===== 关于我们页面样式 ===== */
.page-hero.hero-contact {
    padding: 120px 0 60px;
    background: linear-gradient(rgba(0, 0, 0, 0.35), rgba(0, 0, 0, 0.35)), url(../images/contactbg.jpg) scroll no-repeat center center;
    background-size: cover;
}

.page-hero.hero-contact h1 {
    margin-bottom: 12px;
}

.about-vision {
    padding: 80px 0 30px;
    background: #fff;
}

.vision-title {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.6;
    margin-bottom: 28px;
    background: linear-gradient(135deg, #096DFF 0%, #604EF2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.vision-text {
    text-indent: 2em;
    text-align: justify;
    font-size: 16px;
    color: #555;
    line-height: 2;
}

.about-value {
    padding: 40px 0 80px;
    background: #fff;
}

.value-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 980px;
    margin: 0 auto;
}

.value-card {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    background: linear-gradient(135deg, #fff 0%, #F8F9FF 100%);
    border: 1px solid #EEF1F6;
    border-radius: 12px;
    padding: 28px 24px;
    box-shadow: 0 8px 24px rgba(102, 78, 242, 0.08);
}

.value-card img {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
}

.value-info {
    flex: 1;
    min-width: 0;
}

.value-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: #333;
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 1px solid #E5E5E5;
}

.value-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
}

.about-cta {
    padding: 20px 0 90px;
    background: #fff;
}

.cta-card {
    max-width: 980px;
    margin: 0 auto;
    padding: 100px 40px;
    background: url(../images/contactbg.png) scroll no-repeat center top;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.cta-qr {
    width: 150px;
    height: 150px;
    flex-shrink: 0;
    background: #fff;
    padding: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.cta-qr img {
    width: 100%;
    height: 100%;
}

.cta-phone2 {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    letter-spacing: 1px;
    margin-bottom: 14px;
}

.cta-slogan {
    margin-bottom: 8px;
}

.cta-info2 p {
    font-size: 15px;
    color: #4B5B76;
    line-height: 1.9;
}

/* ===== TMCSF 页面样式 ===== */.page-hero {
    padding: 150px 0 90px;
    background: url(../images/tmcsfbg.jpg) scroll no-repeat center top;
    background-size: cover;
    text-align: center;
    margin-top: 90px;
}

.page-hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.page-hero h1 {
    font-size: 50px;
    font-weight: 700;
    margin-bottom: 50px;
    color: #fff;
}

.page-hero p {
    font-size: 20px;
    color: #fff;
    line-height: 1.8;
}

.page-hero strong {
    color: #FF8D1A;
}

.tmcsf-overview {
    padding: 60px 0 30px;
    background: #fff;
}

.tmcsf-image {
    width: 800px;
    margin: 0 auto 20px;
}

.tmcsf-image img {
    width: 100%;
    height: auto;
}

.tmcsf-caption {
    text-align: center;
    font-size: 16px;
    color: #333;
}

.tmcsf-section {
    padding: 70px 0;
}

.tmcsf-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 14px;
}

.tmcsf-icon {
    width: 76px;
    height: 76px;
    border-radius: 8px;
    color: #fff;
    font-size: 60px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.tmcsf-title-group {
    display: flex;
    flex-direction: column;
}

.tmcsf-en {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 2px;
}

.tmcsf-header h2 {
    font-size: 30px;
    font-weight: 700;
    color: #333;
    margin: 0;
}

.tmcsf-desc {
    font-size: 16px;
    color: #777;
    line-height: 1.7;
    margin-bottom: 32px;
    padding-left:96px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.feature-box {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 30px 24px;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

.feature-box:hover {
    transform: translateY(-4px);
}

.feature-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    flex-shrink: 0;
    background: url(../images/icon.png) no-repeat center center;
    background-size: cover;
    margin-top: 2px;
}

.feature-info h4 {
    font-size: 22px;
    font-weight: 700;
    color: #2995FF;
    margin-bottom: 6px;
}

.feature-info p {
    font-size: 16px;
    color: #4B5B76;
    line-height: 1.6;
}

.feature-card-grid {
    gap: 20px;
}

.feature-card-box {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 24px;
    background: rgba(98, 74, 240, 0.08);
    border-radius: 14px;
    transition: transform 0.3s;
}

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

.feature-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    flex-shrink: 0;
    background-size: cover;
}

.icon-pc { background: url(../images/icon-1.png) no-repeat center center; background-size: cover; }
.icon-flow { background: url(../images/icon-2.png) no-repeat center center; background-size: cover; }
.icon-doc { background: url(../images/icon-3.png) no-repeat center center; background-size: cover; }
.icon-chart { background: url(../images/icon-4.png) no-repeat center center; background-size: cover; }

.coll-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.coll-card {
    background: linear-gradient(180deg, #F3F5F8 0%, #FFFFFF 100%);
    border-radius: 14px;
    border: 1px solid #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: transform 0.3s;
}

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

.coll-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    padding: 18px 22px;
    background: linear-gradient(270deg, #F3F5F8, #D1E9FF);
}

.coll-card p {
    font-size: 16px;
    color: #4B5B76;
    line-height: 1.7;
    padding: 20px 22px 12px;
}

.coll-card p:last-child {
    padding-bottom: 22px;
}

.sup-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.sup-card {
    background: #E4EDFA;
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 6px 18px rgba(42, 130, 228, 0.12);
    transition: transform 0.3s;
}

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

.sup-num {
    display: inline-block;
    font-size: 32px;
    font-weight: 800;
    color: #E91E8C;
    margin-right: 10px;
    line-height: 1;
}

.sup-card h4 {
    display: inline;
    font-size: 20px;
    font-weight: 700;
    color: #333;
}

.sup-card p {
    font-size: 16px;
    color: #4B5B76;
    line-height: 1.7;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 2px dashed #ccc;
}

.fin-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.fin-card {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 24px;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
}

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

.fin-tag {
    flex-shrink: 0;
    display: inline-block;
    background: #FDE8EC;
    color: #F02836;
    font-size: 14px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 6px;
    margin-top: 2px;
}

.fin-info h4 {
    font-size: 18px;
    font-weight: 700;
    color: #F02836;
    margin-bottom: 6px;
}

.fin-info p {
    font-size: 16px;
    color: #4B5B76;
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .feature-grid,
    .coll-grid,
    .sup-grid,
    .fin-grid {
        grid-template-columns: 1fr;
    }

    .page-hero h1 {
        font-size: 32px;
    }

    .sys-body {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .sys-body .sys-media {
        order: -1;
    }

    .sys-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .zs-body {
        flex-direction: column;
    }

    .zs-tab-btns {
        flex-direction: row;
        width: 100%;
    }

    .zs-tab-btn {
        flex: 1;
    }
}

@media (max-width: 768px) {
    .tmcsf-header h2 {
        font-size: 22px;
    }

    .tmcsf-icon {
        width: 48px;
        height: 48px;
        font-size: 26px;
    }

    .page-hero {
        padding: 120px 0 50px;
    }

    .page-hero h1 {
        font-size: 26px;
    }

    .sys-header h2 {
        font-size: 26px;
    }

    .sys-list {
        grid-template-columns: 1fr;
    }

    .vision-title {
        font-size: 24px;
    }

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

    .cta-card {
        flex-direction: column;
        text-align: center;
        padding: 40px 20px;
    }
}

/* ===== 响应式适配（设计稿 1200px，以下为 <1200px 适配） ===== */
@media (max-width: 1199px) {
    .container {
        padding: 0 24px;
    }

    /* 顶部导航 */
    .main-nav {
        gap: 32px;
    }

    .main-nav a {
        font-size: 16px;
    }

    /* Banner */
    .banner-inner {
        width: 100%;
        max-width: 1200px;
        padding: 0 24px;
    }

    .banner-btn {
        left: 40px;
        bottom: 48px;
        height: 52px;
        padding: 0 36px;
        font-size: 18px;
    }

    /* 通用标题与留白 */
    .section-header {
        margin-bottom: 40px;
    }

    .section-title {
        font-size: 32px;
    }

    .pain-section,
    .base-section,
    .solution-section,
    .service-section {
        padding: 80px 0;
    }

    .cta-section {
        padding: 70px 0;
    }

    /* 行业痛点 */
    .pain-person {
        width: 100%;
        max-width: 390px;
        height: auto;
    }

    .pain-person img {
        height: auto;
    }

    /* 数字基座 */
    .base-title {
        font-size: 32px;
    }

    .base-subtitle {
        font-size: 28px;
        margin-bottom: 40px;
    }

    .base-top {
        gap: 40px;
        margin-bottom: 50px;
    }

    .base-media {
        height: 260px;
    }

    .base-cards {
        gap: 36px 24px;
    }

    /* CTA */
    .cta-title {
        font-size: 34px;
        margin-bottom: 36px;
    }

    .cta-body {
        gap: 80px;
    }

    .cta-qrcode {
        width: 150px;
        height: 150px;
    }

    .cta-info p {
        font-size: 20px;
    }

    .cta-phone {
        font-size: 40px;
    }

    /* 解决方案页 */
    .sys-header h2 {
        font-size: 30px;
    }

    .sys-body {
        gap: 40px;
    }

    .zs-body {
        gap: 40px;
    }

    .zs-tab-btns {
        padding-top: 40px;
    }

    .zs-panel-img {
        width: 100%;
        max-width: 700px;
    }

    /* 关于我们页 */
    .vision-title {
        font-size: 28px;
    }

    .cta-card {
        padding: 70px 30px;
    }

    .cta-phone2 {
        font-size: 30px;
    }

    /* TMCSF / 页面标题区 */
    .page-hero,
    .page-hero.hero-solution,
    .page-hero.hero-contact {
        padding: 120px 0 70px;
    }

    .page-hero h1 {
        font-size: 40px;
        margin-bottom: 30px;
    }

    .page-hero p {
        font-size: 17px;
    }

    .tmcsf-image {
        width: 100%;
        max-width: 800px;
    }

    .tmcsf-icon {
        width: 60px;
        height: 60px;
        font-size: 44px;
    }

    .tmcsf-en {
        font-size: 20px;
    }
}

@media (max-width: 1024px) {
    .header-inner {
        height: 80px;
    }

    .main-nav {
        gap: 22px;
    }

    .main-nav a {
        font-size: 15px;
    }

    .pain-section,
    .base-section,
    .solution-section,
    .service-section {
        padding: 60px 0;
    }

    .base-media {
        height: 220px;
    }

    .cta-title {
        font-size: 30px;
    }

    .cta-body {
        gap: 30px;
    }

    .cta-phone {
        font-size: 34px;
    }

    .sys-header h2 {
        font-size: 28px;
    }

    .sys-body.reverse .sys-media {
        order: -1;
    }

    .zs-body {
        gap: 30px;
    }

    .zs-tab-btns {
        padding-top: 0;
    }

    .page-hero,
    .page-hero.hero-solution,
    .page-hero.hero-contact {
        padding: 100px 0 60px;
    }

    .page-hero h1 {
        font-size: 34px;
    }

    .tmcsf-desc {
        padding-left: 0;
        font-size: 15px;
    }

    .tmcsf-header h2 {
        font-size: 26px;
    }

    .feature-info h4 {
        font-size: 19px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }

    /* 导航：折叠为汉堡菜单 */
    .header-inner {
        height: 70px;
    }

    .logo img {
        height: 32px;
    }

    .nav-toggle {
        display: flex;
    }

    .main-nav {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        background: #fff;
        box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
        padding: 0 16px;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        visibility: hidden;
        transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease, visibility 0.3s;
    }

    .site-header.nav-open .main-nav {
        max-height: 340px;
        opacity: 1;
        visibility: visible;
        padding: 8px 16px 16px;
    }

    .main-nav a {
        font-size: 16px;
        padding: 13px 0;
        border-bottom: 1px solid #F0F2F5;
    }

    .main-nav a:last-child {
        border-bottom: none;
    }

    .main-nav a.active {
        color: #1678FF;
    }

    /* 汉堡按钮展开为关闭图标 */
    .site-header.nav-open .nav-toggle span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .site-header.nav-open .nav-toggle span:nth-child(2) {
        opacity: 0;
    }

    .site-header.nav-open .nav-toggle span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* Banner */
    .banner-section {
        margin-top: 70px;
    }

    .banner-btn {
        left: 16px;
        bottom: 32px;
        height: 46px;
        padding: 0 28px;
        font-size: 16px;
    }

    /* 通用 */
    .section-header {
        margin-bottom: 32px;
    }

    .section-title {
        font-size: 26px;
    }

    .pain-section,
    .base-section,
    .solution-section,
    .service-section,
    .cta-section {
        padding: 50px 0;
    }

    /* 行业痛点 */
    .pain-b {
        padding-left: 40px;
    }

    .pain-num {
        font-size: 28px;
    }

    .pain-title {
        font-size: 20px;
    }

    .pain-b p,
    .role-info p {
        font-size: 15px;
    }

    .role-icon {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .role-info h4 {
        font-size: 20px;
    }

    /* 数字基座 */
    .base-title {
        font-size: 26px;
    }

    .base-subtitle {
        font-size: 22px;
        margin-bottom: 28px;
    }

    .base-media {
        height: auto;
    }

    .base-media img {
        height: auto;
    }

    .base-btn {
        width: 13rem;
        height: 3.4rem;
        font-size: 1.05rem;
    }

    .base-card-header h4 {
        font-size: 17px;
    }

    .base-card > p {
        font-size: 15px;
    }

    /* 我们的服务 */
    .service-image {
        height: 200px;
    }

    .service-title {
        font-size: 18px;
    }

    /* CTA */
    .cta-title {
        font-size: 24px;
        margin-bottom: 28px;
    }

    .cta-qrcode {
        width: 130px;
        height: 130px;
    }

    .cta-info p {
        font-size: 17px;
    }

    .cta-phone {
        font-size: 30px;
    }

    /* 页面标题区 */
    .page-hero,
    .page-hero.hero-solution,
    .page-hero.hero-contact {
        margin-top: 70px;
        padding: 90px 0 50px;
    }

    .page-hero h1 {
        font-size: 28px;
        margin-bottom: 20px;
    }

    .page-hero p {
        font-size: 16px;
    }

    .hero-en {
        font-size: 13px;
        letter-spacing: 0.2em;
    }

    /* 解决方案页 */
    .sys-section {
        padding: 50px 0;
    }

    .sys-header {
        margin-bottom: 36px;
    }

    .sys-header h2 {
        font-size: 24px;
    }

    .sys-en {
        font-size: 15px;
    }

    .sys-item i {
        font-size: 24px;
    }

    .sys-item h4 {
        font-size: 16px;
    }

    .zs-tab-btn {
        padding: 11px 0;
        font-size: 14px;
    }

    .zs-panel-text {
        font-size: 15px;
        margin-bottom: 14px;
    }

    /* 关于我们页 */
    .about-vision {
        padding: 50px 0 20px;
    }

    .about-value {
        padding: 20px 0 50px;
    }

    .about-cta {
        padding: 0 0 50px;
    }

    .vision-title {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .vision-text {
        font-size: 15px;
        line-height: 1.9;
    }

    .value-card {
        padding: 20px 16px;
        gap: 14px;
    }

    .value-card img {
        width: 44px;
        height: 44px;
    }

    .value-card h3 {
        font-size: 18px;
        padding-bottom: 10px;
        margin-bottom: 10px;
    }

    .cta-card {
        padding: 40px 20px;
        gap: 24px;
    }

    .cta-qr {
        width: 120px;
        height: 120px;
    }

    .cta-phone2 {
        font-size: 26px;
    }

    .cta-info2 p {
        font-size: 14px;
    }

    /* TMCSF 页 */
    .tmcsf-overview {
        padding: 50px 0 20px;
    }

    .tmcsf-section {
        padding: 50px 0;
    }

    .tmcsf-header {
        gap: 14px;
        margin-bottom: 10px;
    }

    .tmcsf-icon {
        width: 48px;
        height: 48px;
        font-size: 30px;
        border-radius: 6px;
    }

    .tmcsf-en {
        font-size: 16px;
    }

    .tmcsf-header h2 {
        font-size: 21px;
    }

    .feature-box,
    .feature-card-box {
        padding: 20px 18px;
        gap: 12px;
    }

    .feature-icon {
        width: 26px;
        height: 26px;
    }

    .feature-card-icon {
        width: 44px;
        height: 44px;
    }

    .feature-info h4 {
        font-size: 17px;
    }

    .feature-info p {
        font-size: 14px;
    }

    .coll-card h4 {
        font-size: 16px;
        padding: 14px 16px;
    }

    .coll-card p {
        font-size: 14px;
        padding: 14px 16px 10px;
    }

    .sup-card {
        padding: 18px;
    }

    .sup-num {
        font-size: 26px;
    }

    .sup-card h4 {
        font-size: 17px;
    }

    .sup-card p {
        font-size: 14px;
    }

    .fin-card {
        padding: 18px;
        gap: 12px;
    }

    .fin-info h4 {
        font-size: 16px;
    }

    .fin-info p {
        font-size: 14px;
    }

    /* 占位页与底部 */
    .page-empty {
        padding: 120px 0 80px;
    }

    .footer-beian {
        flex-wrap: wrap;
        gap: 6px 20px;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 23px;
    }

    .service-image {
        height: 180px;
    }

    .cta-title {
        font-size: 21px;
    }

    .cta-phone {
        font-size: 26px;
    }

    .cta-phone2 {
        font-size: 22px;
    }

    .page-hero h1 {
        font-size: 24px;
    }

    .tmcsf-header h2 {
        font-size: 19px;
    }

    .footer-copy {
        font-size: 13px;
    }
}

/* ===== Banner 窄屏适配 =====
   原图 2595 × 692，中间 1200px 为有效内容区。
   宽度 < 1200px 时不再用 cover（会左右裁掉内容），
   改为把「中间 1200px」等比缩放到当前宽度，高度同步按比例缩放，保证内容完整可见。 */
@media (max-width: 1200px) {
    .banner-section {
        height: auto;
        min-height: 0;
        max-height: none;
        aspect-ratio: 1200 / 692;
        background-size: 216.25% auto; /* 2595 / 1200 = 2.1625，即中间 1200px 铺满可视宽度 */
        background-position: center top;
    }
}

@supports not (aspect-ratio: 1200 / 692) {
    @media (max-width: 1200px) {
        .banner-section {
            height: 57.67vw; /* 692 / 1200，老浏览器兜底 */
        }
    }
}

/* 窄屏隐藏 banner 上的「联系演示」按钮（导航与页脚已有联系方式入口） */
@media (max-width: 560px) {
    .banner-btn {
        display: none;
    }
}