/* roulang page: index */
:root {
      --bg-main: #0A0F1D;
      --bg-card: rgba(15, 23, 42, 0.75);
      --bg-card-hover: rgba(30, 41, 59, 0.85);
      --primary: #0066FF;
      --primary-glow: #38BDF8;
      --accent-green: #10B981;
      --accent-orange: #F59E0B;
      --text-white: #FFFFFF;
      --text-muted: #94A3B8;
      --text-dim: #64748B;
      --border-light: rgba(255, 255, 255, 0.08);
      --border-highlight: rgba(56, 189, 248, 0.3);
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 20px;
      --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-white);
    }

    body {
      overflow-x: hidden;
      line-height: 1.6;
    }

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

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

    .container {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部双行导航 */
    header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(10, 15, 29, 0.88);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-light);
    }

    .top-bar {
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      padding: 6px 0;
      font-size: 12px;
      color: var(--text-dim);
    }

    .top-bar .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--accent-green);
    }

    .status-dot {
      width: 8px;
      height: 8px;
      background-color: var(--accent-green);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--accent-green);
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(1.2); }
    }

    .nav-main {
      padding: 14px 0;
    }

    .nav-main .container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .brand-logo {
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 0.5px;
      display: flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, #FFFFFF 30%, var(--primary-glow) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-links {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }

    .nav-links a {
      font-size: 14px;
      color: var(--text-muted);
      transition: var(--transition);
      font-weight: 500;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--primary-glow);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 600;
      transition: var(--transition);
      cursor: pointer;
      border: 1px solid transparent;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary) 0%, #1D4ED8 100%);
      color: #FFFFFF;
      box-shadow: 0 0 20px rgba(0, 102, 255, 0.45);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 0 28px rgba(0, 102, 255, 0.7);
      background: linear-gradient(135deg, #2563EB 0%, #1E40AF 100%);
    }

    .btn-outline {
      background: rgba(255, 255, 255, 0.05);
      border-color: rgba(255, 255, 255, 0.2);
      color: var(--text-white);
    }

    .btn-outline:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: var(--primary-glow);
      color: var(--primary-glow);
      transform: translateY(-2px);
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 24px;
      cursor: pointer;
    }

    /* 板块通用布局 */
    section {
      padding: 80px 0;
      position: relative;
    }

    .section-dark {
      background-color: #070B16;
    }

    .section-head {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 50px auto;
    }

    .section-tag {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 12px;
      background: rgba(56, 189, 248, 0.1);
      color: var(--primary-glow);
      border: 1px solid rgba(56, 189, 248, 0.25);
    }

    .section-title {
      font-size: 32px;
      font-weight: 700;
      line-height: 1.3;
      margin-bottom: 16px;
      color: #FFFFFF;
    }

    .section-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 玻璃拟态卡片 */
    .glass-card {
      background: var(--bg-card);
      backdrop-filter: blur(12px);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: var(--transition);
      height: 100%;
    }

    .glass-card:hover {
      border-color: var(--border-highlight);
      transform: translateY(-4px);
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
    }

    /* 1. 首屏 Hero */
    #hero {
      padding: 90px 0 70px 0;
      background: radial-gradient(circle at 50% 20%, rgba(0, 102, 255, 0.15) 0%, transparent 70%), url('/assets/images/92a55e43efe1319d.webp') center/cover no-repeat;
      position: relative;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: rgba(10, 15, 29, 0.88);
    }

    .hero-container {
      position: relative;
      z-index: 2;
    }

    .hero-plan-matrix {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 40px;
    }

    .plan-card {
      position: relative;
      background: rgba(15, 23, 42, 0.85);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-lg);
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .plan-card.featured {
      background: linear-gradient(180deg, rgba(30, 58, 138, 0.4) 0%, rgba(15, 23, 42, 0.9) 100%);
      border: 2px solid var(--primary-glow);
      box-shadow: 0 0 35px rgba(56, 189, 248, 0.25);
      transform: scale(1.03);
    }

    .plan-badge {
      position: absolute;
      top: -12px;
      right: 24px;
      background: var(--accent-orange);
      color: #000;
      font-size: 11px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 12px;
    }

    .plan-name {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .plan-desc {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.5;
    }

    .plan-specs {
      list-style: none;
      margin-bottom: 24px;
    }

    .plan-specs li {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .plan-specs li::before {
      content: "✓";
      color: var(--accent-green);
      font-weight: bold;
    }

    /* 2. 公司与平台亮点 */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .feature-icon {
      font-size: 28px;
      color: var(--primary-glow);
      margin-bottom: 16px;
      display: inline-block;
    }

    .feature-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 10px;
      color: #FFFFFF;
    }

    .feature-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 3. 仓储岗位与管理角色需求（热招职位） */
    .roles-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .role-card {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      padding: 24px;
    }

    .role-info h4 {
      font-size: 17px;
      margin-bottom: 6px;
      color: #FFFFFF;
    }

    .role-info p {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 12px;
    }

    .role-tags {
      display: flex;
      gap: 8px;
    }

    .tag-item {
      font-size: 11px;
      padding: 2px 8px;
      background: rgba(255, 255, 255, 0.06);
      border-radius: 4px;
      color: var(--primary-glow);
    }

    /* 4. 落地成长路径 */
    .timeline-wrap {
      position: relative;
      max-width: 860px;
      margin: 0 auto;
    }

    .timeline-step {
      display: flex;
      gap: 24px;
      margin-bottom: 32px;
      position: relative;
    }

    .step-num {
      width: 44px;
      height: 44px;
      background: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 16px;
      flex-shrink: 0;
      box-shadow: 0 0 15px rgba(0, 102, 255, 0.5);
    }

    .step-content {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      padding: 20px;
      flex-grow: 1;
    }

    .step-content h4 {
      font-size: 16px;
      margin-bottom: 6px;
    }

    .step-content p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 5. 团队协作与仓储运营氛围 */
    .atmosphere-layout {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 32px;
      align-items: center;
    }

    .atmosphere-img {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-light);
    }

    /* 6. 指标看板与业务数据成果 */
    .metrics-board {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .metric-card {
      text-align: center;
      padding: 30px 20px;
    }

    .metric-val {
      font-size: 38px;
      font-weight: 800;
      color: var(--primary-glow);
      margin-bottom: 6px;
      font-family: monospace, sans-serif;
    }

    .metric-label {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 7. 解决方案矩阵 */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .solution-card img {
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
      height: 180px;
      width: 100%;
      object-fit: cover;
    }

    /* 8. 传统进销存 vs 专用平台结果对比 */
    .compare-table-wrap {
      overflow-x: auto;
      background: var(--bg-card);
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
    }

    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }

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

    .compare-table th {
      background: rgba(255, 255, 255, 0.03);
      color: #FFFFFF;
      font-weight: 600;
    }

    .compare-table td.highlight {
      color: var(--primary-glow);
      font-weight: 600;
      background: rgba(56, 189, 248, 0.04);
    }

    /* 9. 资讯与仓储实操指南 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .news-card-date {
      font-size: 12px;
      color: var(--accent-orange);
      margin-bottom: 8px;
      font-weight: 600;
    }

    .news-card-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .news-card-title a:hover {
      color: var(--primary-glow);
    }

    .news-card-brief {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 10. 平台保障与安全合规 */
    .security-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    /* 11. FAQ 手风琴 */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }

    .faq-question {
      padding: 18px 24px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 15px;
      font-weight: 600;
    }

    .faq-question:hover {
      color: var(--primary-glow);
    }

    .faq-answer {
      padding: 0 24px 18px 24px;
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.7;
      display: none;
    }

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

    .faq-item.open .faq-icon {
      transform: rotate(180deg);
    }

    /* 12. 投递入口与业务咨询表单 */
    .contact-card {
      background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(30, 41, 59, 0.7) 100%);
      border: 1px solid var(--border-highlight);
      border-radius: var(--radius-lg);
      padding: 40px;
      max-width: 860px;
      margin: 0 auto;
      box-shadow: 0 10px 40px rgba(0, 102, 255, 0.15);
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
      margin-top: 24px;
    }

    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group.full-width {
      grid-column: span 2;
    }

    .form-group label {
      font-size: 13px;
      color: var(--text-muted);
    }

    .form-group input, .form-group select, .form-group textarea {
      background: rgba(10, 15, 29, 0.8);
      border: 1px solid var(--border-light);
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      color: #fff;
      font-size: 14px;
      outline: none;
      transition: var(--transition);
    }

    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
      border-color: var(--primary-glow);
      box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
    }

    /* 页脚 */
    footer {
      background-color: #050811;
      border-top: 1px solid var(--border-light);
      padding: 60px 0 30px 0;
      font-size: 13px;
      color: var(--text-dim);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr repeat(3, 1fr);
      gap: 40px;
      margin-bottom: 40px;
    }

    .footer-brand h3 {
      color: #FFFFFF;
      font-size: 18px;
      margin-bottom: 12px;
    }

    .footer-brand p {
      line-height: 1.6;
      margin-bottom: 16px;
    }

    .footer-links h4 {
      color: #FFFFFF;
      font-size: 14px;
      margin-bottom: 14px;
    }

    .footer-links ul {
      list-style: none;
    }

    .footer-links li {
      margin-bottom: 8px;
    }

    .footer-links a {
      color: var(--text-muted);
      transition: var(--transition);
    }

    .footer-links a:hover {
      color: var(--primary-glow);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-plan-matrix,
      .features-grid,
      .solutions-grid,
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-board,
      .security-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links, .nav-btn-wrap {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .hero-plan-matrix,
      .features-grid,
      .roles-grid,
      .solutions-grid,
      .metrics-board,
      .news-grid,
      .security-grid,
      .form-grid {
        grid-template-columns: 1fr;
      }
      .form-group.full-width {
        grid-column: span 1;
      }
      .atmosphere-layout {
        grid-template-columns: 1fr;
      }
      .plan-card.featured {
        transform: none;
      }
      .section-title {
        font-size: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
    }