/* roulang page: index */
:root {
      --primary: #0F766E;
      --primary-light: #14B8A6;
      --primary-dark: #0D5C56;
      --accent: #F97316;
      --accent-hover: #EA580C;
      --gold: #D97706;
      --gold-dark: #1E1B18;
      --text-main: #0F172A;
      --text-muted: #64748B;
      --bg-light: #F8FAFC;
      --bg-white: #FFFFFF;
      --border-color: #E2E8F0;
      --card-radius: 12px;
      --shadow-sm: 0 4px 6px -1px rgba(15, 23, 42, 0.06);
      --shadow-lg: 0 12px 20px -2px rgba(15, 23, 42, 0.1);
      --transition: all 0.25s ease-in-out;
    }

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      font-size: 15px;
      line-height: 1.6;
      color: var(--text-main);
      background-color: var(--bg-light);
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }

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

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部服务栏与导航 */
    .top-bar {
      background-color: #0B1322;
      color: #94A3B8;
      font-size: 13px;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-links span {
      margin-left: 20px;
    }

    .header-main {
      background: #FFFFFF;
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    }
    .nav-wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 22px;
      font-weight: 700;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .brand-logo svg {
      width: 32px;
      height: 32px;
      fill: var(--primary);
    }
    .nav-menu {
      display: flex;
      list-style: none;
      gap: 28px;
    }
    .nav-menu li a {
      font-size: 15px;
      font-weight: 500;
      color: #334155;
    }
    .nav-menu li a:hover, .nav-menu li a.active {
      color: var(--primary);
    }
    .nav-cta {
      background: var(--accent);
      color: #FFFFFF !important;
      padding: 10px 24px;
      border-radius: 9999px;
      font-weight: 600;
      font-size: 14px;
      box-shadow: 0 4px 10px rgba(249, 115, 22, 0.25);
    }
    .nav-cta:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
    }

    /* 通用板块样式 */
    section {
      padding: 80px 0;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      margin-bottom: 48px;
    }
    .section-tag {
      display: inline-block;
      padding: 4px 12px;
      background: rgba(15, 118, 110, 0.1);
      color: var(--primary);
      font-size: 13px;
      font-weight: 600;
      border-radius: 6px;
      margin-bottom: 12px;
    }
    .section-title {
      font-size: 28px;
      font-weight: 700;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      max-width: 720px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* 1. Hero 会员俱乐部黑金质感区 */
    .hero-vip {
      background: radial-gradient(circle at 80% 20%, #2A241C 0%, #12151B 60%, #0A0D12 100%), url('/assets/images/abf1788fdf69698d.webp') center/cover no-repeat;
      color: #F8FAFC;
      padding: 100px 0 90px;
      position: relative;
      overflow: hidden;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }
    .vip-badge-row {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 20px;
    }
    .vip-tag {
      background: linear-gradient(135deg, #F59E0B, #B45309);
      color: #FFF;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      letter-spacing: 1px;
    }
    .hero-vip h1 {
      font-size: 38px;
      line-height: 1.25;
      font-weight: 800;
      margin-bottom: 24px;
      color: #FFFFFF;
      background: linear-gradient(to right, #FFFFFF, #E2E8F0);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-vip p {
      font-size: 16px;
      line-height: 1.75;
      color: #CBD5E1;
      margin-bottom: 36px;
    }
    .hero-btn-group {
      display: flex;
      gap: 16px;
      align-items: center;
    }
    .btn-gold {
      background: linear-gradient(135deg, #F59E0B, #D97706);
      color: #0F172A;
      font-weight: 700;
      padding: 14px 32px;
      border-radius: 9999px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      box-shadow: 0 8px 20px rgba(217, 119, 6, 0.3);
    }
    .btn-gold:hover {
      filter: brightness(1.1);
      transform: translateY(-2px);
    }
    .btn-outline-white {
      border: 1px solid rgba(255, 255, 255, 0.25);
      color: #FFFFFF;
      padding: 14px 28px;
      border-radius: 9999px;
      font-weight: 600;
      background: rgba(255, 255, 255, 0.05);
      backdrop-filter: blur(4px);
    }
    .btn-outline-white:hover {
      background: rgba(255, 255, 255, 0.15);
    }
    .hero-card-panel {
      background: linear-gradient(145deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.95));
      border: 1px solid rgba(217, 119, 6, 0.3);
      border-radius: 16px;
      padding: 32px;
      box-shadow: 0 20px 40px rgba(0,0,0,0.5);
      backdrop-filter: blur(8px);
    }
    .hero-panel-head {
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      padding-bottom: 16px;
      margin-bottom: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .hero-panel-title {
      color: #FBBF24;
      font-size: 16px;
      font-weight: 700;
    }
    .hero-stat-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .hero-stat-box {
      background: rgba(255, 255, 255, 0.03);
      padding: 16px;
      border-radius: 8px;
      border: 1px solid rgba(255, 255, 255, 0.05);
    }
    .hero-stat-num {
      font-size: 24px;
      font-weight: 700;
      color: #38BDF8;
      display: block;
    }
    .hero-stat-label {
      font-size: 13px;
      color: #94A3B8;
    }

    /* 2. 倒计时时效激活区 */
    .section-countdown {
      background: #0F172A;
      color: #FFF;
      padding: 36px 0;
      border-bottom: 1px solid #1E293B;
    }
    .countdown-bar-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
    }
    .countdown-info h3 {
      font-size: 18px;
      font-weight: 600;
      color: #F8FAFC;
    }
    .countdown-info p {
      font-size: 14px;
      color: #94A3B8;
      margin-top: 4px;
    }
    .timer-units {
      display: flex;
      gap: 12px;
    }
    .timer-block {
      background: #1E293B;
      border: 1px solid #334155;
      border-radius: 8px;
      padding: 8px 14px;
      text-align: center;
      min-width: 60px;
    }
    .timer-val {
      font-size: 22px;
      font-weight: 700;
      color: #F59E0B;
      display: block;
      line-height: 1.2;
    }
    .timer-lbl {
      font-size: 11px;
      color: #64748B;
    }

    /* 3. 活动亮点区 */
    .section-highlights {
      background: #FFFFFF;
    }
    .highlights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .highlight-card {
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      padding: 32px 24px;
      background: var(--bg-white);
      transition: var(--transition);
      position: relative;
    }
    .highlight-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary);
    }
    .highlight-icon-box {
      width: 48px;
      height: 48px;
      background: rgba(15, 118, 110, 0.08);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      margin-bottom: 20px;
    }
    .highlight-card h3 {
      font-size: 18px;
      margin-bottom: 12px;
      color: var(--text-main);
    }
    .highlight-card p {
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.6;
    }

    /* 4. 权益礼包分级展示区 */
    .section-tiers {
      background: var(--bg-light);
    }
    .tier-cards-wrap {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      align-items: stretch;
    }
    .tier-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      padding: 36px 28px;
      display: flex;
      flex-direction: column;
      position: relative;
      transition: var(--transition);
    }
    .tier-card.featured {
      border-color: var(--accent);
      box-shadow: 0 10px 30px rgba(249, 115, 22, 0.12);
      transform: scale(1.03);
      z-index: 2;
    }
    .tier-badge-top {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--accent);
      color: #FFF;
      font-size: 12px;
      font-weight: 700;
      padding: 2px 14px;
      border-radius: 9999px;
    }
    .tier-name {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .tier-desc {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 24px;
      min-height: 40px;
    }
    .tier-features {
      list-style: none;
      margin-bottom: 32px;
      flex-grow: 1;
    }
    .tier-features li {
      font-size: 14px;
      color: #334155;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .tier-features li svg {
      width: 16px;
      height: 16px;
      fill: var(--primary);
      flex-shrink: 0;
    }
    .tier-btn {
      width: 100%;
      text-align: center;
      padding: 12px;
      border-radius: 8px;
      font-weight: 600;
      font-size: 14px;
      border: 1px solid var(--primary);
      color: var(--primary);
    }
    .tier-card.featured .tier-btn {
      background: var(--accent);
      border-color: var(--accent);
      color: #FFF;
    }
    .tier-btn:hover {
      background: var(--primary);
      color: #FFF;
    }

    /* 5. 业务流演练与玩法步骤 */
    .section-steps {
      background: #FFFFFF;
    }
    .steps-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }
    .step-box {
      background: var(--bg-light);
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      padding: 24px 20px;
      position: relative;
    }
    .step-num {
      font-size: 32px;
      font-weight: 800;
      color: rgba(15, 118, 110, 0.2);
      line-height: 1;
      margin-bottom: 12px;
    }
    .step-box h4 {
      font-size: 16px;
      margin-bottom: 8px;
      color: var(--text-main);
    }
    .step-box p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 6. 核心优势卡片矩阵 */
    .section-features {
      background: var(--bg-light);
    }
    .features-grid-6 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .feature-item {
      background: #FFFFFF;
      padding: 28px;
      border-radius: var(--card-radius);
      border: 1px solid var(--border-color);
      transition: var(--transition);
    }
    .feature-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: var(--primary-light);
    }
    .feature-item h3 {
      font-size: 17px;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .feature-item p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 7. 软硬件协同实操与奖励预览 */
    .section-rewards {
      background: #FFFFFF;
    }
    .rewards-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }
    .rewards-img-box {
      position: relative;
      border-radius: 16px;
      overflow: hidden;
      box-shadow: var(--shadow-lg);
    }
    .rewards-list-item {
      margin-bottom: 20px;
      padding-left: 20px;
      border-left: 3px solid var(--primary);
    }
    .rewards-list-item h4 {
      font-size: 16px;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .rewards-list-item p {
      font-size: 14px;
      color: var(--text-muted);
    }

    /* 8. 运营成效数据指标条 */
    .section-metrics {
      background: #0F172A;
      color: #FFFFFF;
      padding: 60px 0;
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .metric-data-num {
      font-size: 44px;
      font-weight: 800;
      color: #2DD4BF;
      line-height: 1.1;
      font-family: Consolas, Monaco, monospace;
      margin-bottom: 8px;
    }
    .metric-data-label {
      font-size: 14px;
      color: #94A3B8;
      font-weight: 500;
    }

    /* 9. 真实客户口碑评价墙 */
    .section-reviews {
      background: var(--bg-light);
    }
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #FFFFFF;
      border-radius: var(--card-radius);
      padding: 28px;
      border: 1px solid var(--border-color);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-text {
      font-size: 14px;
      line-height: 1.7;
      color: #334155;
      margin-bottom: 20px;
      font-style: italic;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .review-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #E2E8F0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: var(--primary);
    }
    .author-meta h5 {
      font-size: 15px;
      color: var(--text-main);
    }
    .author-meta span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 10. 资讯政策与行业解读证据 */
    .section-news {
      background: #FFFFFF;
    }
    .news-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .news-card {
      border: 1px solid var(--border-color);
      border-radius: var(--card-radius);
      overflow: hidden;
      background: #FFF;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .news-card:hover {
      box-shadow: var(--shadow-sm);
      border-color: var(--primary);
    }
    .news-img {
      height: 140px;
      overflow: hidden;
    }
    .news-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s;
    }
    .news-card:hover .news-img img {
      transform: scale(1.05);
    }
    .news-content {
      padding: 16px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .news-content h4 {
      font-size: 15px;
      line-height: 1.4;
      margin-bottom: 8px;
    }
    .news-content p {
      font-size: 12.5px;
      color: var(--text-muted);
      line-height: 1.5;
      margin-bottom: 12px;
    }
    .news-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
    }

    /* 11. 安全保障与认证资质条 */
    .section-guarantee {
      background: var(--bg-light);
      padding: 50px 0;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .guarantee-flex {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 24px;
    }
    .guarantee-item {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .guarantee-icon {
      width: 40px;
      height: 40px;
      background: rgba(15, 118, 110, 0.1);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
    }
    .guarantee-text h5 {
      font-size: 14px;
      color: var(--text-main);
    }
    .guarantee-text p {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 12. 转化报名表单行动号召区 */
    .section-signup {
      background: linear-gradient(135deg, #0F766E, #0D5C56);
      color: #FFFFFF;
      padding: 80px 0;
    }
    .signup-card-wrapper {
      background: #FFFFFF;
      color: var(--text-main);
      border-radius: 16px;
      padding: 48px;
      max-width: 900px;
      margin: 0 auto;
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    }
    .signup-header {
      text-align: center;
      margin-bottom: 36px;
    }
    .signup-header h3 {
      font-size: 24px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .signup-header p {
      font-size: 14px;
      color: var(--text-muted);
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }
    .form-group.full-width {
      grid-column: span 2;
    }
    .form-label {
      font-size: 13px;
      font-weight: 600;
      color: #334155;
    }
    .form-input, .form-select {
      height: 44px;
      padding: 0 14px;
      border: 1px solid var(--border-color);
      border-radius: 6px;
      font-size: 14px;
      outline: none;
      transition: var(--transition);
      background: #FFF;
    }
    .form-input:focus, .form-select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
    }
    .btn-submit-signup {
      height: 48px;
      background: var(--accent);
      color: #FFF;
      font-size: 16px;
      font-weight: 700;
      border: none;
      border-radius: 6px;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
    }
    .btn-submit-signup:hover {
      background: var(--accent-hover);
    }

    /* 常见答疑抽屉 FAQ */
    .section-faq {
      background: #FFFFFF;
    }
    .faq-accordion {
      max-width: 800px;
      margin: 0 auto;
    }
    .faq-item {
      border: 1px solid var(--border-color);
      border-radius: 8px;
      margin-bottom: 12px;
      overflow: hidden;
    }
    .faq-question {
      padding: 18px 24px;
      background: #FFFFFF;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-question::after {
      content: '+';
      font-size: 20px;
      color: var(--primary);
      transition: transform 0.2s;
    }
    .faq-item.active .faq-question::after {
      content: '−';
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: var(--bg-light);
      padding: 0 24px;
      font-size: 14px;
      color: #475569;
      line-height: 1.7;
    }
    .faq-item.active .faq-answer {
      max-height: 200px;
      padding: 16px 24px 20px;
    }

    /* 页脚 */
    .footer-main {
      background: #0B1322;
      color: #94A3B8;
      padding: 64px 0 32px;
      border-top: 1px solid #1E293B;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-logo {
      font-size: 20px;
      font-weight: 700;
      color: #F8FAFC;
      margin-bottom: 16px;
      display: inline-block;
    }
    .footer-desc {
      font-size: 13.5px;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .footer-col h5 {
      font-size: 15px;
      font-weight: 600;
      color: #F8FAFC;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      font-size: 13.5px;
    }
    .footer-links a:hover {
      color: #38BDF8;
    }
    .footer-bottom {
      border-top: 1px solid #1E293B;
      padding-top: 24px;
      font-size: 12.5px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 移动端常驻浮条 */
    .mobile-float-cta {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: 56px;
      background: #FFFFFF;
      box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
      z-index: 999;
      padding: 8px 16px;
      align-items: center;
      gap: 12px;
    }
    .mobile-float-btn {
      flex: 1;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 9999px;
      font-size: 13.5px;
      font-weight: 600;
    }
    .mobile-btn-call {
      border: 1px solid var(--primary);
      color: var(--primary);
      background: rgba(15, 118, 110, 0.05);
    }
    .mobile-btn-apply {
      background: var(--accent);
      color: #FFF;
    }

    /* 响应式样式适配 */
    @media (max-width: 1024px) {
      .hero-grid { grid-template-columns: 1fr; }
      .highlights-grid { grid-template-columns: repeat(2, 1fr); }
      .tier-cards-wrap { grid-template-columns: 1fr; }
      .tier-card.featured { transform: none; }
      .steps-row { grid-template-columns: repeat(2, 1fr); }
      .features-grid-6 { grid-template-columns: repeat(2, 1fr); }
      .news-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 768px) {
      .top-bar { display: none; }
      .nav-menu { display: none; }
      .hero-vip h1 { font-size: 28px; }
      .section-title { font-size: 22px; }
      .highlights-grid, .steps-row, .features-grid-6, .reviews-grid, .news-grid {
        grid-template-columns: 1fr;
      }
      .rewards-layout { grid-template-columns: 1fr; }
      .metrics-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
      .form-grid { grid-template-columns: 1fr; }
      .form-group.full-width { grid-column: span 1; }
      .signup-card-wrapper { padding: 24px; }
      .footer-grid { grid-template-columns: 1fr; }
      .mobile-float-cta { display: flex; }
      body { padding-bottom: 56px; }
    }