* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: #f9fafc;
    color: #1e293b;
    line-height: 1.5;
    scroll-behavior: smooth;
}

/* ���޿�����ɫ��ɫ��: ������ (#2D6AFF) + ���� (#10B981) + ���� (#F97316) */
:root {
    --primary-blue: #2D6AFF;
    --primary-blue-dark: #1e4bd2;
    --accent-green: #10B981;
    --accent-orange: #F97316;
    --bg-light: #F8FAFE;
    --card-white: #FFFFFF;
    --text-dark: #0F172A;
    --text-muted: #475569;
    --border-light: #E9EEF3;
    --shadow-sm: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.01);
}

/* Navbar 覆盖 — 白色背景 + 深色文字 */
.navbar {
    /* background: #fff !important;
    border-bottom: 1px solid rgba(0,0,0,.06);
    box-shadow: 0 1px 12px rgba(0,0,0,.04); */
    border-bottom: 1px solid transparent;
    position: fixed !important;
    top: 0;
    z-index: 1030;
}
.navbar .nav-link,
.navbar .dropdown-toggle,
.navbar .navbar-brand {
    color: rgba(0,0,0,.95) !important;
}
.navbar .nav-link:hover,
.navbar .dropdown-toggle:hover {
    color: rgba(0,0,0,.95) !important;
    background: rgba(0,0,0,.04);
}
.navbar .nav-link.active,
.navbar .dropdown-toggle.active {
    color: rgba(0,0,0,.95) !important;
}
.navbar.scrolled {
    background: #fff !important;
    box-shadow: 0 1px 12px rgba(0,0,0,.04);
    border-bottom-color: rgba(0,0,0,.06);
}
.navbar.scrolled .nav-link,
.navbar.scrolled .dropdown-toggle {
    color: rgba(0,0,0,.95) !important;
}
.navbar.scrolled .nav-link:hover,
.navbar.scrolled .dropdown-toggle:hover {
    color: rgba(0,0,0,.95) !important;
    background: rgba(0,0,0,.04);
}
.navbar.scrolled .nav-link.active {
    color: rgba(0,0,0,.95) !important;
}
.navbar .btn-outline-light-nav {
    border-color: rgba(0,0,0,.15);
    color: rgba(0,0,0,.85);
}
.navbar .btn-outline-light-nav:hover {
    border-color: rgba(0,0,0,.3);
    background: rgba(0,0,0,.04);
    color: rgba(0,0,0,.95);
}
.navbar.scrolled .btn-outline-light-nav {
    border-color: rgba(0,0,0,.15);
    color: rgba(0,0,0,.85);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}


.nav-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-green) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -0.3px;
}

    .logo span {
        background: none;
        color: var(--primary-blue);
        font-weight: 700;
    }

.nav-links {
    display: flex;
    gap: 32px;
    font-weight: 500;
}

    .nav-links a {
        text-decoration: none;
        color: var(--text-dark);
        transition: color 0.2s;
    }

        .nav-links a:hover {
            color: var(--primary-blue);
        }

        .nav-links a.active {
            color: var(--primary-blue);
            font-weight: 700;
        }

.btn-primary {
    background: var(--primary-blue);
    color: white;
    padding: 10px 24px;
    border-radius: 40px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 2px 6px rgba(45,106,255,0.2);
}

    .btn-primary:hover {
        background: var(--primary-blue-dark);
        transform: translateY(-1px);
    }

.btn-outline {
    border: 1.5px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    padding: 8px 22px;
    border-radius: 40px;
    font-weight: 600;
    transition: 0.2s;
}

    .btn-outline:hover {
        background: var(--primary-blue);
        color: white;
    }

/* Hero ���� */
.hero {
    padding: 64px 0 48px;
    background: linear-gradient(145deg, #F0F5FF 0%, #FFFFFF 100%);
}

.hero-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    justify-content: space-between;
}

.hero-content {
    flex: 1;
}

.hero-badge {
    background: #E6F0FF;
    color: var(--primary-blue);
    display: inline-block;
    border-radius: 100px;
    padding: 6px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.2;
    background: linear-gradient(to right, #0F2B5E, var(--primary-blue));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 20px;
}

.hero .btn-primary {
    padding: 22px 70px;
    font-size: 1.41rem;
    margin-top: 8px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 540px;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-top: 20px;
}

.stat-item h3 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-blue);
}

.stat-item p {
    font-size: 0.9rem;
    margin: 0;
}

.hero-image {
    flex: 1;
    background: #fff;
    border-radius: 32px;
    box-shadow: var(--shadow-md);
    padding: 20px;
    text-align: center;
}

    .hero-image img {
        max-width: 100%;
        border-radius: 20px;
    }

/* Section ͨ�� */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.section-sub {
    text-align: center;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 56px auto;
    font-size: 1.1rem;
}

/* ��Ƭ���� */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--card-white);
    border-radius: 28px;
    padding: 32px 24px;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

    .feature-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 20px 30px -12px rgba(0,0,0,0.1);
    }

.feature-icon {
    font-size: 2.8rem;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    font-weight: 700;
}

.feature-card p {
    color: var(--text-muted);
}

/* 四步流程模块【最终版 匹配截图】 */
.steps-wrap{
    display:grid;
    grid-template-columns: repeat(4,1fr);
    gap:24px;
    margin-top:40px;
}
.step-item{
    display:flex;
    align-items:flex-start;
    gap:12px;
    padding:32px 24px;
    background:#ffffff;
    border-radius:16px;
    border:1px solid #E9EEF3;
    transition:0.24s;
}
.step-item:hover{
    transform: translateY(-4px);
    box-shadow:0 8px 24px rgba(0,0,0,0.06);
}
.step-number{
    width:44px;
    height:44px;
    border-radius:50%;
    background:#2D6AFF;
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    font-weight:bold;
    flex-shrink:0;
    font-size:18px;
}
.step-text-box{
    flex:1;
}
.step-text-box h4{
    font-size:22px;
    font-weight:700;
    margin:0 0 8px;
    line-height:1.3;
}
.step-text-box p{
    font-size:16px;
    color:#475569;
    margin:0;
    line-height:1.6;
}

/* 响应式 */
@media screen and (max-width:991px){
    .steps-wrap{
        grid-template-columns: repeat(2,1fr);
    }
}
@media screen and (max-width:767px){
    .steps-wrap{
        grid-template-columns: 1fr;
    }
}

/* �Աȱ��� */
.compare-table-wrapper {
    overflow-x: auto;
    background: white;
    border-radius: 28px;
    box-shadow: var(--shadow-sm);
    margin-top: 20px;
}

.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

    .compare-table th, .compare-table td {
        padding: 16px 20px;
        text-align: left;
        border-bottom: 1px solid var(--border-light);
    }

    .compare-table th {
        background: #F1F5F9;
        font-weight: 700;
        color: var(--text-dark);
    }

    .compare-table tr:last-child td {
        border-bottom: none;
    }

.badge-success {
    background: #DCFCE7;
    color: #15803D;
    padding: 4px 12px;
    border-radius: 40px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* �������� �ַ��� */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    margin-bottom: 16px;
    border-radius: 20px;
    border: 1px solid var(--border-light);
    overflow: hidden;
}

.faq-question {
    padding: 20px 28px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    transition: 0.1s;
}

    .faq-question i {
        color: var(--primary-blue);
        transition: transform 0.2s;
    }

.faq-answer {
    padding: 0 28px 20px 28px;
    color: var(--text-muted);
    border-top: 1px solid var(--border-light);
    display: none;
    line-height: 1.6;
}

.faq-item.active .faq-answer {
    display: block;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

/* CTA ���� */
.cta {
  /*  background: linear-gradient(120deg, #0F2B5E, #1E4BD2);*/
    border-radius: 48px;
    margin: 40px auto;
    padding: 60px 40px;
    text-align: center;
    color: #0f172a;
}

    .cta h2 {
        font-size: 3rem;
        margin-bottom: 20px;
    }

    .cta .btn-primary {
        background: white;
        color: var(--primary-blue);
        margin-top: 16px;
        box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    }

.footer {
    background: #0F172A;
    color: #94A3B8;
    padding: 48px 0 24px;
    text-align: center;
}

/* ====================
   Hero 首屏 — 复刻 ithenticate hero-section 样式
   ==================== */
.hero-section {
    position: relative;
    padding: 120px 0 80px;
    background: linear-gradient(180deg, #eef2ff 0%, #f8faff 40%, #ffffff 100%);
    overflow: hidden;
    text-align: center;
}

.ih-hero-inner {
    max-width: 780px;
    margin: 0 auto;
    position: relative;
}

.ih-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: linear-gradient(135deg, #3B82F6 0%, #60A5FA 100%);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}

.ih-hero-eyebrow svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.ih-hero-title {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.2;
    color: #0F172A;
    margin: 0 0 16px;
    letter-spacing: -0.02em;
}

.ih-hero-tagline {
    font-size: 1.1rem;
    font-weight: 500;
    color: #2563EB;
    margin: 0 0 12px;
    line-height: 1.5;
}

.ih-hero-lead {
    font-size: 1rem;
    color: #64748B;
    margin: 0 auto 28px;
    line-height: 1.7;
    max-width: 540px;
}

.ih-hero-ctas {
    display: flex;
    align-items: center;
    gap: 14px;
    justify-content: center;
}

/* 右下角圆形装饰 */
.ih-hero-circle {
    position: absolute;
    bottom: 84px;
    right: -46px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background: url(../fonts/c8ec1b52489145c89ed7c6dc582aa8e3.woff);
    box-shadow: 0 8px 30px rgba(54,53,53,0.1);
    color: #363535;
}

.ih-cta-secondary svg {
    width: 16px;
    height: 16px;
    color: #363535;
}

@media (max-width: 768px) {
    .hero-section { padding: 80px 0 40px; text-align: center; gap: 30px; }
    .ih-hero-inner { max-width: 100%; }
    .ih-hero-lead { max-width: 100%; }
    .ih-hero-ctas { flex-direction: column; }
    .ih-hero-ctas a { width: 100%; justify-content: center; }
    .ih-hero-circle { display: none }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .nav-links {
        display: none;
    }
    /* �ƶ��˼򻯣��������������������ݱ��� */
    .hero-grid {
        flex-direction: column;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

/* ===== 手机端适配 ===== */
@media (max-width: 767px) {
    .container { padding-left: 10px; padding-right: 10px; }

    /* Hero */
    .hero-section { padding: 80px 0 40px; }
    .ih-hero-inner { padding: 0 20px; }
    .hero-section > .hero-mockup { margin-top: 30px; padding-left: 16px; padding-right: 16px; }
    .ih-hero-title { font-size: 1.4rem; }
    .ih-hero-tagline { font-size: .95rem; }
    .ih-hero-lead { font-size: .9rem; }
    .ih-hero-ctas { flex-direction: column; }
    .ih-hero-ctas a,
    .ih-hero-ctas button { width: 100%; justify-content: center; padding-left: 20px; padding-right: 20px; }
    .ih-hero-circle { display: none; }

    /* Sections */
    section { padding: 40px 0; }
    .section-title { font-size: 1.2rem; }
    .section-sub { font-size: .85rem; margin-bottom: 24px; }

    /* Feature cards — 1 列 */
    .card-grid { grid-template-columns: 1fr; gap: 20px; }
    .feature-card { padding: 24px 16px; }
    .feature-card h3 { font-size: 1.2rem; }
    .feature-icon { font-size: 2rem; }

    /* Steps — 纵向 */
    .steps { flex-direction: column; gap: 16px; }
    .step-item { min-width: auto; padding: 20px 16px; }
    .step-number { width: 40px; height: 40px; font-size: 1.2rem; }

    /* Compare table */
    .compare-table-wrapper { border-radius: 16px; }
    .compare-table { font-size: .8rem; }
    .compare-table th,
    .compare-table td { padding: 10px 12px; }
    .badge-success { font-size: 0.6rem; }

    /* FAQ */
    .faq-question { padding: 16px 20px; font-size: 1rem; }
    .faq-answer { padding: 0 20px 16px; }

    /* CTA */
    .cta { padding: 40px 24px; border-radius: 24px; }
    .cta h2 { font-size: 1.4rem; }
    .cta .btn-primary { width: 100%; }

    /* Hero old section */
    .hero { padding: 40px 0 30px; }
    .hero h1 { font-size: 1.8rem; }
    .hero p { font-size: 1rem; }
    .hero .btn-primary { padding: 16px 40px; font-size: 1.1rem; width: 100%; }
    .hero-stats { gap: 16px; font-size: .9rem; }
    .stat-item h3 { font-size: 1.3rem; }
    .hero-image { padding: 12px; }
}

/* ===== 小平板适配 ===== */
@media (min-width: 768px) and (max-width: 991px) {
    /* Hero */
    .hero-section { padding: 100px 0 50px; }
    .ih-hero-title { font-size: 2rem; }
    .ih-hero-tagline { font-size: 1rem; }
    .ih-hero-lead { font-size: .95rem; }

    /* Sections */
    section { padding: 50px 0; }
    .section-title { font-size: 1.8rem; }

    /* Feature cards — 2 列 */
    .card-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }

    /* Steps — 2 列 */
    .steps { gap: 20px; }
    .step-item { min-width: 200px; }

    /* CTA */
    .cta { padding: 48px 32px; }
    .cta h2 { font-size: 1.6rem; }

    /* Hero old */
    .hero h1 { font-size: 2.4rem; }
}







/* 底部服务区域 */
.homeHero__services {
    margin-top: 40px;
    border-radius: 12px;
    padding: 32px;
}
.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.service-item {
    display: flex;
    gap: 16px;
}
.service-icon {
    width: 24px;
    height: 24px;
    color: #3b82f6;
    flex-shrink: 0;
}
.service-icon svg {
    width: 100%;
    height: 100%;
}
.service-title {
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 4px;
}
.service-desc {
    font-size: 14px;
    color: #6b7280;
    line-height: 1.6;
}






/* 热门应用体验 */
/* 全局隔离：本板块所有元素默认无边框 */
.app-showcase-section * {
  border: none !important;
  border-left: none !important;
  border-right: none !important;
  outline: none !important;
  box-sizing: border-box;
}

.app-showcase-section {
  padding: 60px 0;
  background: linear-gradient(180deg, #7c3aed05 0%, #e8f0ff80 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.app-showcase-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 20px;
}
.app-showcase-layout {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 36px;
  align-items: start;
}
.app-showcase-left {
  max-width: 420px;
}

/* 左侧标题、按钮 */
.app-showcase-title {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.4;
  color: #1a1a1a;
  margin: 0 0 20px 0;
}
.app-showcase-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, #4080ff 0%, #7b61ff 100%);
  color: #fff;
  padding: 12px 28px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 16px;
  margin-bottom: 24px;
}

/* 数据卡片 */
.stats-cards {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}
.stat-card {
  flex: 1;
  background: rgba(255,255,255,0.6);
  border-radius: 12px;
  padding: 14px 8px;
  text-align: center;
  border: 1px solid rgba(64,128,255,0.1) !important;
}
.stat-number {
  font-size: 21px;
  font-weight: 700;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 13px;
  color: #666;
}

/* 流程模块 */
.process-section {
  margin-bottom: 24px;
}
.process-title {
  background: rgba(255,255,255,0.6);
  border-radius: 12px;
  padding: 10px 16px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  border: 1px solid rgba(64,128,255,0.1) !important;
}
.process-steps {
  display: flex;
  gap: 8px;
}
.step-item {
  flex: 1;
  background: rgba(255,255,255,0.6);
  border-radius: 12px;
  padding: 10px 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid rgba(64,128,255,0.1) !important;
}
.step-check {
  color: #4080ff;
  font-weight: bold;
}
.step-text {
  font-size: 13px;
}

/* 用户评价轮播 */
.review-card {
  background: rgba(255,255,255,0.6);
  border-radius: 16px;
  padding: 20px;
  border: 1px solid rgba(64,128,255,0.1) !important;
}
.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.review-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #4080ff;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
}
.review-stars {
  color: #ffb400;
}
.review-slider {
  position: relative;
  height: 60px;
  overflow: hidden;
}
.review-text {
  position: absolute;
  width: 100%;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 0.5s ease;
  font-size: 15px;
  color: #333;
  line-height: 1.6;
}
.review-text.active {
  opacity: 1;
}
.review-author {
  font-size: 14px;
  color: #666;
  margin: 10px 0 16px 0;
}
.review-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
}
.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ddd;
  cursor: pointer;
}
.dot.active {
  background: #4080ff;
}

/* 右侧主容器 */
.app-showcase-right {
  display: flex;
  flex-direction: column;
}

/* 服务项核心样式：类名已重命名，彻底隔离全局样式 */
.custom-service-item {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 20px;
  align-items: center;
  padding: 24px 0;
  position: relative;
}
/* 单独控制分割横线：伪元素，仅底部横线，颜色/位置完全独立 */
.custom-service-item::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background-color: #E5E7EB; /* 横线颜色单独定义，不受全局影响 */
}
/* 最后一项取消底部横线 */
.custom-service-item:last-child::after {
  display: none;
}
/* 顶部第一个服务项间距微调 */
.custom-service-item.fixed-top {
  padding-top: 0;
  margin-bottom: 8px;
}

/* 内容与图片样式 */
.custom-service-content {
  display: flex;
  flex-direction: column;
}
.custom-service-image {
  width: 100%;
  height: 120px;
  border-radius: 12px;
  background-size: cover;
  background-position: center;
}
.custom-service-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}
.custom-service-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.custom-service-title {
  font-size: 18px;
  font-weight: 600;
  color: #1a1a1a;
  margin: 0;
}
.custom-service-tag {
  font-size: 12px;
  color: #666;
  background: #f0f4ff;
  padding: 2px 8px;
  border-radius: 4px;
}
.custom-service-desc {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
  margin: 0;
}

/* 移动端适配 */
@media (max-width: 992px) {
  .app-showcase-layout {
    grid-template-columns: 1fr;
  }
  .stats-cards, .process-steps {
    flex-direction: column;
  }
}
/* 🔒 强制保持链接样式不变：无下划线、无颜色变化 */
.custom-service-title-link,
.custom-service-image-link {
  text-decoration: none !important;
  color: inherit !important;
  display: block !important;
  cursor: pointer !important;}
  

/* 完整论文服务体系 */
.paper-service-system {
  padding: 80px 20px;
  background: linear-gradient(135deg, #fff 0%, #ffffff 50%, #ffd6e024 100%);
  position: relative;
  overflow: hidden;
}
.paper-service-system::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(220,220,255,0.2) 1px, transparent 1px),
    linear-gradient(90deg, rgba(220,220,255,0.2) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.4;
  pointer-events: none;
}
.paper-service-container {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.paper-service-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px;
  align-items: flex-start;
}

/* 【独立隔离样式 - 新增】产品服务左侧导航，完全不受顶部导航干扰 */
.paper-service-nav {
  list-style: none;
  padding: 0;
  margin: 0;
  position: relative !important;
  z-index: 10;
  float: none !important;
  display: block !important;
}
.paper-service-nav .nav-item {
  margin-bottom: 8px;
  position: relative !important;
  border: none !important;
  transform: none !important;
}
.paper-service-nav .nav-link {
  display: block;

  color: #475569;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  font-size: 16px;
  position: relative !important;
  display: block !important;
}
.paper-service-nav .nav-item.active .nav-link,
.paper-service-nav .nav-link:hover {
  background: rgba(37, 99, 235, 0.1);
  color: #2563eb;
}

/* 右侧整体外框 */
.paper-service-right {
  background: rgba(255, 255, 255, 0.7);
  border-radius: 24px;
  padding: 24px;
  border: 1px solid rgba(200, 220, 255, 0.6);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(37, 99, 235, 0.08);
}
.paper-service-right .service-content {
  display: none;
}
.paper-service-right .service-content.active {
  display: block;
}

/* 上部分 三个独立卡片 */
.top-cards-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}
.top-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  padding: 24px;
  border: 1px solid rgba(220, 220, 255, 0.5);
  backdrop-filter: blur(10px);
}

/* 下部分 整体大卡片 */
.bottom-big-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  padding: 24px;
  border: 1px solid rgba(220, 220, 255, 0.5);
  backdrop-filter: blur(10px);
}
.big-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
/* 下方条目：超链接 + 悬浮底色 */
.big-card-item {
  display: block;
  text-decoration: none;
  padding: 12px 16px;
  border-radius: 8px;
  transition: all 0.2s ease;
  cursor: pointer;
}
.big-card-item:hover {
  background-color: rgba(37, 99, 235, 0.08);
}
.big-card-item h4 {
  font-size: 18px;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.big-card-item .tag {
  font-size: 12px;
  padding: 2px 8px;
  background: rgba(123, 97, 255, 0.1);
  color: #7b61ff;
  border-radius: 4px;
  font-weight: 500;
}
.big-card-item .item-desc {
  font-size: 14px;
  color: #64748b;
  margin: 0;
  line-height: 1.5;
}

/* 通用卡片样式（其他导航项） */
.service-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.service-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: 16px;
  padding: 24px;
  border: 1px solid rgba(220, 220, 255, 0.5);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(37, 99, 235, 0.1);
}
.card-title-row h3 {
  font-size: 18px;
  font-weight: 600;
  color: #1a1a2e;
  margin: 0 0 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-title-row .tag {
  font-size: 12px;
  padding: 2px 8px;
  background: rgba(123, 97, 255, 0.1);
  color: #7b61ff;
  border-radius: 4px;
  font-weight: 500;
}
.card-desc {
  font-size: 14px;
  color: #64748b;
  margin: 0 0 16px 0;
  line-height: 1.5;
}
.card-actions {
  display: flex;
  gap: 12px;
}
.btn-detect {
  background: linear-gradient(90deg, #f56c6c85 0%, #c4a1ff63 100%);
  color: #303133;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: opacity 0.3s ease;
}
.btn-detect:hover {
  opacity: 0.9;
}
.btn-try, .btn-detail {
  background: white;
  color: #333;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}
.btn-try:hover, .btn-detail:hover {
  background: #f8fafc;
}

/* 响应式适配 */
@media (max-width: 992px) {
  .paper-service-layout {
    grid-template-columns: 1fr;
  }
  .paper-service-left .paper-service-nav {
    display: flex;
    overflow-x: auto;
    padding-bottom: 10px;
    margin-bottom: 20px;
  }
  .paper-service-nav .nav-item {
    margin-bottom: 0;
    margin-right: 8px;
    flex-shrink: 0;
  }
  .top-cards-row, .big-card-grid, .service-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 576px) {
  .top-cards-row, .big-card-grid, .service-card-grid {
    grid-template-columns: 1fr;
  }
  .paper-service-right {
    padding: 16px;
  }
  .bottom-big-card {
    padding: 16px;
  }
}




/* 最新资讯 */
.case-section {
  padding: 60px 20px;
  background: linear-gradient(135deg, #fff 0%, #fff 100%);
}

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

/* 核心不规则网格布局 */
.case-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: auto auto auto;
  gap: 24px;
}

/* 卡片基础样式 */
.case-card {
  background: #ffffff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.card-tag {
  display: inline-block;
  padding: 4px 10px;
  background: #eef4ff;
  color: #2563eb;
  font-size: 12px;
  border-radius: 4px;
  width: fit-content;
}

.card-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-logo img {
  height: 24px;
  width: auto;
}

.card-logo span {
  font-size: 20px;
  font-weight: 600;
  color: #1e293b;
}

.card-text p {
  font-size: 14px;
  color: #333333;
  line-height: 1.6;
  margin: 0;
}

.card-footer {
  font-size: 12px;
  color: #64748b;
  margin-top: 12px;
}

.card-img {
  border-radius: 12px;
  overflow: hidden;
  margin-top: auto;
}

.card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 卡片1：左上方大卡片 */
.case-card--large {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}
.case-card--large .card-img {
  height: 200px;
}

/* 卡片2：右上方上卡片 */
.case-card--right-top {
  grid-column: 2 / 4;
  grid-row: 1 / 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.case-card--right-top .card-tag,
.case-card--right-top .card-logo,
.case-card--right-top .card-text {
  grid-column: 1 / 2;
}
.case-card--right-top .card-img--side {
  grid-column: 2 / 3;
  grid-row: 1 / 4;
  margin-top: 0;
}
.case-card--right-top .card-img--side img {
  height: 100%;
}

/* 卡片3：右上方中卡片 */
.case-card--right-middle {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
}

/* 卡片4：右上方下卡片 */
.case-card--right-bottom {
  grid-column: 3 / 4;
  grid-row: 2 / 3;
}

/* 卡片5：左下方上卡片 */
.case-card--left-bottom {
  grid-column: 1 / 2;
  grid-row: 3 / 4;
}

/* 卡片6：下方大卡片 */
.case-card--bottom-large {
  grid-column: 2 / 4;
  grid-row: 3 / 4;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 16px;
}
.case-card--bottom-large .card-tag,
.case-card--bottom-large .card-text {
  grid-column: 1 / 2;
}
.case-card--bottom-large .card-img--right {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  margin-top: 0;
}
.case-card--bottom-large .card-img--right img {
  height: 100%;
}

/* 响应式适配 */
@media (max-width: 992px) {
  .case-grid {
    grid-template-columns: 1fr 1fr;
  }
  .case-card--large {
    grid-column: 1 / 3;
    grid-row: 1 / 2;
  }
  .case-card--right-top {
    grid-column: 1 / 3;
    grid-row: 2 / 3;
  }
  .case-card--right-middle {
    grid-column: 1 / 2;
    grid-row: 3 / 4;
  }
  .case-card--right-bottom {
    grid-column: 2 / 3;
    grid-row: 3 / 4;
  }
  .case-card--left-bottom {
    grid-column: 1 / 2;
    grid-row: 4 / 5;
  }
  .case-card--bottom-large {
    grid-column: 2 / 3;
    grid-row: 4 / 5;
  }
}

@media (max-width: 576px) {
  .case-grid {
    grid-template-columns: 1fr;
  }
  .case-card {
    grid-column: auto !important;
    grid-row: auto !important;
    display: flex !important;
  }
  .case-card--right-top .card-img--side,
  .case-card--bottom-large .card-img--right {
    grid-column: auto;
    grid-row: auto;
    height: 150px;
  }
}





/* 1. footer底部 */
.footerAreaV2__grid {
  display: flex !important;
  flex-wrap: nowrap !important;
  gap: 40px !important;
  justify-content: flex-start !important;
  width: 100% !important;
}

/* 2. 列宽固定（保证换行） */
.footerAreaV2__col {
  flex: 0 0 120px !important;
}
.footerAreaV2__col--brand {
  flex: 0 0 280px !important;
}
.footerAreaV2__col--qrcode {
  flex: 0 0 200px !important;
}

/* 3. 文字强制换行 */
.footerAreaV2__aboutDesc,
.footerAreaV2__qrcodeDesc {
  word-wrap: break-word !important;
  white-space: normal !important;
}

/* 4. 主内容区：极致紧凑 */
.footerAreaV2__about {
  padding: 0;
  margin: 0;
}
.footerAreaV2__title {
  font-size: 16px;
  font-weight: bold;
  margin: 0 0 10px !important; /* 标题下间距：4px */
}
.footerAreaV2__links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footerAreaV2__links li {
  margin-bottom: 2px !important; /* 链接行距：2px，几乎贴在一起 */
}
.footerAreaV2__link {
  color: #999;
  text-decoration: none;
}
.footerAreaV2__link:hover {
  color: #fff;
}

/* 二维码区压缩

/* 二维码区压缩 */
.footerAreaV2__qrcodeDesc {
  margin: 2px 0 !important;
}
.footerAreaV2__qrcodeWrap {
  margin: 4px 0 !important;
}
.footerAreaV2__qrcodeBox {
  width: 60px !important;
  height: 60px !important;
}
.footerAreaV2__qrcodeBox img {
  width: 52px !important;
  height: 52px !important;
}
.footerAreaV2__contact {
  color: #999;
  font-size: 14px;
  margin: 0;
}

/* 5. 底部版权：压到最窄（关键） */

.footerAreaV2__bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 12px !important;
  font-size: 13px !important; /* 字体再小一点 */
  color: #999;
  line-height: 1.2 !important; /* 行高压缩 */
}
.footerAreaV2__bottomLinks .footerAreaV2__link {
  color: #999;
  margin-right: 12px !important;
}
.footerAreaV2__copyrightWrap {
  margin-top: 2px !important; /* 版权上间距：2px */
  width: 100%;
}
.footerAreaV2__copyright {
  margin: 0;
  font-size: 14px !important;
  line-height: 1.2 !important;
}

/* 链接颜色 */
.footerAreaV2__link--blue {
  color: #409eff;
}
.footerAreaV2__link--purple {
  color: #9b59b6;
}
.footerAreaV2__link--pink {
  color: #ff69b4;
}





/* 常见问题 - 折叠精简版 */
.faq-wrap {
  width: 100%;
  padding: 40px 0;
  background: #f8faff;
}
.faq-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.faq-head {
  text-align: center;
  margin-bottom: 30px;
}
.faq-tag {
  display: inline-block;
  padding: 4px 14px;
  background: linear-gradient(90deg, #4080ff, #7b61ff);
  color: #fff;
  font-size: 13px;
  border-radius: 30px;
  margin-bottom: 8px;
}
.faq-main-title {
  font-size: 36px;
  color: #1a1a2e;
  font-weight: 700;
  margin: 0 0 6px;
}
.faq-sub-desc {
  font-size: 15px;
  color: #666;
  max-width: 600px;
  margin: 0 auto;
}

/* 布局 */
.faq-row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.faq-col {
  flex: 1;
  min-width: 48%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* 卡片 */
.faq-card {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(64,128,255,0.06);
  overflow: hidden;
}
.faq-toggle {
  display: none;
}

/* 问题 */
.faq-question {
  display: flex;
  align-items: center;
  padding: 14px 18px;
  background: linear-gradient(90deg, #f0f6ff, #f5f2ff);
  cursor: pointer;
  user-select: none;
}
.q-icon {
  width: 24px;
  height: 24px;
  background: #4080ff;
  color: #fff;
  border-radius: 50%;
  font-size: 13px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 10px;
  flex-shrink: 0;
}
.q-text {
  font-size: 15px;
  color: #1a1a2e;
  font-weight: 500;
}

/* 答案：隐藏 + 无图标 */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 18px;
  font-size: 14px;
  color: #555;
  line-height: 1.6;
}
.faq-toggle:checked ~ .faq-answer {
  max-height: 200px;
  padding: 12px 18px;
  border-top: 1px dashed #e8ebf2;
}

/* 移动端 */
@media (max-width: 768px) {
  .faq-row {
    flex-direction: column;
  }
  .faq-col {
    min-width: 100%;
  }
  .faq-main-title {
    font-size: 24px;
  }
  .faq-wrap {
    padding: 30px 0;
  }
}

/* 最新资讯卡片更多…… */
.card-more {
  display: inline-block;
  margin-left: 8px;
  color: #007bff;
  font-size: 14px;
  text-decoration: none;
}
.card-more:hover {
  text-decoration: underline;
}


/* 新增hero头部logo标题样式，独立隔离不冲突 */
.hero-main-title {
    display: flex;
    align-items: center;
    margin: 0 0 24px 0;
    font-size: 22px;
    font-weight: 500;
    color: #111;
}
.hero-main-title > span:first-child {
    margin-right: 10px;
}
.hero-main-title > span:last-child {
    margin-left: 10px;
}
.hero-logo-wrap {
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    overflow: hidden;
}
.hero-logo-img {
    width: 44px;
    height: 44px;
    object-fit: contain;
}
.tag-official {
    background: #4368F7;
    color: #fff;
    padding: 2px 8px;
    border-radius: 5px;
    font-size: 12px;
}
.homeHero__right-top {
    padding-top: 35px;
}




/* ============ 原页面Hero板块style全部样式 ============ */
.hero-section {
    padding: 150px 0 80px;
    overflow: visible !important;
}
.hero-mockup-img {
    width: 100%;
    border-radius: 10px;
}

/* ========== 核心修复：轮播箭头可见性 ========== */
.hero-mockup .carousel {
    position: relative;
}
.hero-mockup .carousel-control-prev,
.hero-mockup .carousel-control-next {
    width: 48px;
    height: 48px;
    background: #ffffff;
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.9;
    z-index: 10; /* 提高层级，不会被图片盖住 */
    border: none;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}
/* 左右箭头向内缩进，避免贴边 */
.hero-mockup .carousel-control-prev {
    left: -12px;
}
.hero-mockup .carousel-control-next {
    right: -12px;
}
.hero-mockup .carousel-control-prev:hover,
.hero-mockup .carousel-control-next:hover{
    opacity: 1;
}
/* 修改箭头颜色为深色，白底清晰可见 */
.hero-mockup .carousel-control-prev-icon,
.hero-mockup .carousel-control-next-icon {
    filter: invert(0.85);
    width: 18px;
    height: 18px;
}

/* 按钮组样式 */
.ih-hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    margin-top: 32px;
}
.ih-cta-primary,
.ih-cta-secondary,
.ih-cta-third {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 999px;
    font-weight: 500;
    font-size: 1.05rem;
    transition: all 0.24s ease;
    text-decoration: none;
}
.ih-cta-primary {
    background-color: #2563eb;
    color: #ffffff;
    border: 1px solid #2563eb;
}
.ih-cta-primary:hover {
    background-color: #1d4ed8;
}
.ih-cta-secondary {
    background-color: #f3f4f6;
    color: #111111;
    border: 1px solid #f3f4f6;
}
.ih-cta-secondary:hover {
    background-color: #e5e7eb;
}
.ih-cta-third {
    background-color: #f7f5ff;
    color: #5741c9;
    border: 1px solid #cbbfff;
}
.ih-cta-third:hover {
    background-color: #efeaff;
    border-color: #9b82e8;
    color: #4530b3;
}

/* 移动端适配 */
@media (max-width: 991px) {
    .hero-section {
        padding: 100px 0 60px;
    }
    .ih-hero-inner {
        margin-bottom: 40px;
        text-align: center;
    }
    .ih-hero-ctas {
        justify-content: center;
    }
    /* 移动端箭头减少外偏移防止超出屏幕 */
    .hero-mockup .carousel-control-prev {
        left: 4px;
    }
    .hero-mockup .carousel-control-next {
        right: 4px;
    }
}

/* ============ 页面第二个style标签内全部样式 ============ */
.step-flow-card{
    padding:36px 20px;
    background:#fff;
    border-radius:16px;
    text-align:center;
    transition:0.24s;
}
.step-flow-card:hover{
    transform: translateY(-4px);
    box-shadow:0 8px 24px rgba(0,0,0,0.06);
}
.db-card{
    background:#f9fafc;
    padding:26px;
    border-radius:14px;
    height:100%;
}
.db-card-highlight{
    background:#eef6ff;
}
.review-card p{
    line-height:1.7;
    color:#333;
}
.trust-box{
    transition:0.24s;
}
.trust-box img{
    max-height:50px;
}
.trust-box:hover{
    box-shadow:0 4px 16px rgba(0,0,0,0.08);
}
.rounded-xl{
    border-radius:16px;
}
.shadow{
    box-shadow:0 3px 15px rgba(0,0,0,0.08);
}
.func-item h4{
    margin-bottom:6px;
}
.imagetwin-section{
    scroll-margin-top:80px;
}