/* roulang page: index */
:root {
      --primary: #0F2537;
      --primary-dark: #091724;
      --primary-light: #1E3A5F;
      --accent: #0EA5E9;
      --accent-emerald: #10B981;
      --accent-glow: rgba(14, 165, 233, 0.15);
      --bg-main: #F8FAFC;
      --bg-white: #FFFFFF;
      --bg-dark: #0B1520;
      --bg-dark-card: #132232;
      --text-title: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --text-light: #94A3B8;
      --border-color: #E2E8F0;
      --border-dark: #26384C;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-xl: 24px;
      --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.07);
      --shadow-lg: 0 20px 35px -10px rgba(15, 23, 42, 0.12);
      --shadow-accent: 0 10px 25px rgba(14, 165, 233, 0.25);
      --transition: all 0.25s ease-in-out;
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background-color: var(--bg-main);
      color: var(--text-body);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
    }

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

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

    button, input, textarea, select {
      font: inherit;
    }

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

    /* 顶部通告栏与双行导航 */
    .top-bar {
      background: var(--primary-dark);
      color: #94A3B8;
      font-size: 12px;
      padding: 6px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-links span {
      margin-left: 20px;
      color: #CBD5E1;
    }

    .site-header {
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      position: sticky;
      top: 0;
      z-index: 999;
      border-bottom: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 74px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 20px;
      font-weight: 700;
      color: var(--primary);
    }
    .logo-badge {
      background: linear-gradient(135deg, var(--accent), var(--accent-emerald));
      color: #fff;
      width: 36px;
      height: 36px;
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      font-weight: 800;
    }
    .nav-links {
      display: flex;
      gap: 28px;
      list-style: none;
    }
    .nav-links a {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-body);
      padding: 8px 0;
      position: relative;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--accent);
    }
    .nav-cta-btn {
      background: var(--primary);
      color: #fff !important;
      padding: 9px 20px;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-weight: 600;
      box-shadow: var(--shadow-sm);
    }
    .nav-cta-btn:hover {
      background: var(--primary-light);
      transform: translateY(-1px);
    }

    /* 移动端菜单按钮与抽屉 */
    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
    }
    .mobile-menu-toggle span {
      display: block;
      width: 24px;
      height: 2px;
      background-color: var(--primary);
      margin: 5px 0;
      transition: var(--transition);
    }

    /* Section 通用规范 */
    section {
      padding: clamp(64px, 7vw, 96px) 0;
      position: relative;
    }
    .section-light {
      background-color: var(--bg-white);
    }
    .section-slate {
      background-color: var(--bg-main);
    }
    .section-dark {
      background-color: var(--bg-dark);
      color: #E2E8F0;
    }

    .section-head {
      margin-bottom: 50px;
      text-align: center;
      max-width: 840px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-tag {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 1px;
      text-transform: uppercase;
      padding: 4px 12px;
      background: rgba(14, 165, 233, 0.12);
      color: var(--accent);
      border-radius: 99px;
      margin-bottom: 12px;
    }
    .section-tag-dark {
      background: rgba(14, 165, 233, 0.2);
      color: #38BDF8;
    }
    .section-title {
      font-size: clamp(26px, 3.5vw, 36px);
      line-height: 1.35;
      font-weight: 800;
      color: var(--text-title);
      margin-bottom: 16px;
    }
    .section-title-dark {
      color: #FFFFFF;
    }
    .section-desc {
      font-size: 15px;
      line-height: 1.8;
      color: var(--text-muted);
    }
    .section-desc-dark {
      color: var(--text-light);
    }

    /* 板块 1: Hero 视频遮罩矮版舞台 */
    .hero-section {
      position: relative;
      background-color: var(--primary-dark);
      min-height: 520px;
      display: flex;
      align-items: center;
      overflow: hidden;
      padding: 80px 0 70px;
    }
    .hero-media-layer {
      position: absolute;
      inset: 0;
      z-index: 1;
    }
    .hero-media-layer img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.24;
      filter: saturate(1.2) contrast(1.1);
    }
    .hero-gradient-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(105deg, rgba(9, 23, 36, 0.94) 0%, rgba(15, 37, 55, 0.85) 55%, rgba(11, 21, 32, 0.92) 100%);
      z-index: 2;
    }
    .hero-content {
      position: relative;
      z-index: 3;
      max-width: 860px;
      margin: 0 auto;
      text-align: center;
      color: #FFFFFF;
    }
    .hero-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.16);
      padding: 6px 16px;
      border-radius: 99px;
      font-size: 13px;
      color: #E2E8F0;
      margin-bottom: 22px;
    }
    .hero-pill .dot {
      width: 8px;
      height: 8px;
      background: var(--accent-emerald);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--accent-emerald);
    }
    .hero-title {
      font-size: clamp(30px, 4.2vw, 48px);
      line-height: 1.25;
      font-weight: 800;
      letter-spacing: -0.5px;
      margin-bottom: 20px;
      color: #FFFFFF;
    }
    .hero-lead {
      font-size: clamp(15px, 1.8vw, 17px);
      line-height: 1.85;
      color: #CBD5E1;
      max-width: 780px;
      margin: 0 auto 36px;
    }
    .hero-action-group {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 28px;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      border: none;
    }
    .btn-accent {
      background: linear-gradient(135deg, var(--accent), #0284C7);
      color: #FFFFFF;
      box-shadow: var(--shadow-accent);
    }
    .btn-accent:hover {
      background: linear-gradient(135deg, #38BDF8, var(--accent));
      transform: translateY(-2px);
    }
    .btn-video-outline {
      background: rgba(255, 255, 255, 0.07);
      border: 1px solid rgba(255, 255, 255, 0.28);
      color: #FFFFFF;
      backdrop-filter: blur(8px);
    }
    .btn-video-outline:hover {
      background: rgba(255, 255, 255, 0.16);
      transform: translateY(-2px);
    }
    .hero-substats {
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      display: flex;
      justify-content: center;
      gap: 40px;
      flex-wrap: wrap;
      font-size: 13px;
      color: #94A3B8;
    }
    .hero-substats strong {
      color: #F8FAFC;
      font-weight: 700;
      margin-right: 4px;
    }

    /* 板块 2: 安全主张 */
    .security-banner {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: clamp(32px, 4vw, 56px);
      box-shadow: var(--shadow-md);
    }
    .security-content h3 {
      font-size: 24px;
      color: var(--text-title);
      margin-bottom: 16px;
      font-weight: 700;
    }
    .security-specs-list {
      list-style: none;
      margin-top: 24px;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .security-specs-list li {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 14px;
      color: var(--text-body);
    }
    .spec-icon {
      flex-shrink: 0;
      width: 22px;
      height: 22px;
      background: rgba(16, 185, 129, 0.12);
      color: var(--accent-emerald);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      font-size: 13px;
      margin-top: 2px;
    }
    .security-media img {
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-color);
    }

    /* 板块 3: 检查项与核心优势矩阵 */
    .checklist-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .check-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
    }
    .check-card:hover {
      transform: translateY(-4px);
      border-color: var(--accent);
      box-shadow: var(--shadow-md);
    }
    .check-badge {
      display: inline-block;
      font-size: 11px;
      font-weight: 700;
      color: var(--accent);
      background: var(--accent-glow);
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      margin-bottom: 16px;
    }
    .check-card h4 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 12px;
    }
    .check-card p {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.75;
    }

    /* 板块 4: 合规徽章条 */
    .badges-strip {
      background: linear-gradient(90deg, #0F2537 0%, #16324A 100%);
      color: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 36px 30px;
      box-shadow: var(--shadow-md);
    }
    .badges-flex {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .badge-unit {
      padding: 12px;
      border-right: 1px solid rgba(255, 255, 255, 0.1);
    }
    .badge-unit:last-child {
      border-right: none;
    }
    .badge-icon-wrap {
      width: 48px;
      height: 48px;
      margin: 0 auto 14px;
      background: rgba(255, 255, 255, 0.08);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-size: 22px;
    }
    .badge-unit h4 {
      font-size: 16px;
      margin-bottom: 6px;
      color: #F8FAFC;
    }
    .badge-unit p {
      font-size: 12px;
      color: #94A3B8;
      line-height: 1.6;
    }

    /* 板块 5: 业务边界与产品方案 */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .solution-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .solution-card.highlight {
      border: 2px solid var(--accent);
      box-shadow: var(--shadow-lg);
      transform: scale(1.02);
    }
    .solution-img-holder {
      height: 190px;
      overflow: hidden;
    }
    .solution-img-holder img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .solution-card:hover .solution-img-holder img {
      transform: scale(1.05);
    }
    .solution-body {
      padding: 26px 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .solution-badge {
      align-self: flex-start;
      font-size: 11px;
      font-weight: 700;
      color: #0284C7;
      background: #E0F2FE;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
    }
    .solution-body h4 {
      font-size: 18px;
      color: var(--text-title);
      margin-bottom: 12px;
      font-weight: 700;
    }
    .solution-body p {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.75;
      margin-bottom: 20px;
    }
    .solution-checklist {
      list-style: none;
      margin-top: auto;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .solution-checklist li {
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .solution-checklist li::before {
      content: "✓";
      color: var(--accent-emerald);
      font-weight: bold;
    }

    /* 板块 6: 观点解读 */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 30px;
    }
    .insight-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-left: 5px solid var(--accent);
      border-radius: var(--radius-md);
      padding: 30px 28px;
      box-shadow: var(--shadow-sm);
    }
    .insight-quote {
      font-size: 15px;
      font-style: italic;
      color: var(--text-body);
      line-height: 1.85;
      margin-bottom: 20px;
    }
    .insight-author {
      display: flex;
      align-items: center;
      gap: 14px;
    }
    .author-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-info h5 {
      font-size: 15px;
      color: var(--text-title);
      margin-bottom: 2px;
    }
    .author-info span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 7: 标杆企业故事 */
    .story-card-detailed {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      display: grid;
      grid-template-columns: 1fr 1fr;
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }
    .story-image {
      position: relative;
    }
    .story-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .story-content {
      padding: clamp(30px, 4vw, 48px);
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .story-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-emerald);
      text-transform: uppercase;
      margin-bottom: 10px;
    }
    .story-content h3 {
      font-size: 22px;
      color: var(--text-title);
      margin-bottom: 16px;
      line-height: 1.4;
    }
    .story-points {
      margin: 18px 0;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .story-point-item {
      font-size: 14px;
      color: var(--text-body);
      background: var(--bg-main);
      padding: 10px 14px;
      border-radius: var(--radius-sm);
    }
    .story-point-item strong {
      color: var(--primary);
    }

    /* 板块 8: 量化效能数据条 */
    .metrics-bar-block {
      background: var(--bg-dark);
      border-radius: var(--radius-lg);
      padding: 48px 36px;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-dark);
    }
    .metrics-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      text-align: center;
    }
    .metric-cell {
      border-right: 1px solid rgba(255, 255, 255, 0.08);
      padding: 10px;
    }
    .metric-cell:last-child {
      border-right: none;
    }
    .metric-number {
      font-size: clamp(34px, 4vw, 46px);
      font-weight: 900;
      color: #38BDF8;
      line-height: 1.1;
      margin-bottom: 8px;
      font-feature-settings: "tnum";
    }
    .metric-number span {
      font-size: 20px;
      color: #94A3B8;
      font-weight: 600;
      margin-left: 2px;
    }
    .metric-label {
      font-size: 14px;
      color: #E2E8F0;
      font-weight: 600;
      margin-bottom: 4px;
    }
    .metric-sub {
      font-size: 12px;
      color: #64748B;
    }

    /* 板块 9: 智能财务资讯与政策内嵌 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .news-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .news-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: var(--accent);
    }
    .news-thumb {
      height: 170px;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-body {
      padding: 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .news-date {
      font-size: 12px;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-body h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 12px;
      line-height: 1.45;
    }
    .news-body p {
      font-size: 13px;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 16px;
      flex: 1;
    }
    .news-anchor {
      font-size: 13px;
      color: var(--accent);
      font-weight: 600;
    }

    /* 板块 10: 传统模式 vs 智能财务平台深度对比 */
    .compare-container {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table th {
      padding: 18px 24px;
      font-size: 15px;
      font-weight: 700;
      background: #F1F5F9;
      color: var(--text-title);
      border-bottom: 1px solid var(--border-color);
    }
    .compare-table th.col-pro {
      background: #0F2537;
      color: #38BDF8;
    }
    .compare-table td {
      padding: 18px 24px;
      font-size: 14px;
      line-height: 1.7;
      border-bottom: 1px solid var(--border-color);
      color: var(--text-body);
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .compare-table td.dim {
      color: var(--text-muted);
      background: #FAFAFA;
    }
    .compare-table td.highlight {
      background: rgba(14, 165, 233, 0.04);
      color: var(--primary);
      font-weight: 600;
    }

    /* 板块 11: 信任背书与财务专家评价 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
    }
    .review-stars {
      color: #F59E0B;
      font-size: 14px;
      margin-bottom: 12px;
      letter-spacing: 2px;
    }
    .review-text {
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.75;
      margin-bottom: 20px;
    }
    .review-meta {
      border-top: 1px solid var(--border-color);
      padding-top: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .review-meta strong {
      font-size: 14px;
      color: var(--text-title);
      display: block;
    }
    .review-meta span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 12: 疑难异议拆解 FAQ */
    .faq-wrapper {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .faq-question {
      padding: 18px 24px;
      font-size: 16px;
      font-weight: 700;
      color: var(--text-title);
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: #FFFFFF;
      user-select: none;
    }
    .faq-question::after {
      content: "+";
      font-size: 20px;
      color: var(--accent);
      font-weight: bold;
      transition: transform 0.2s;
    }
    .faq-item.active .faq-question::after {
      content: "−";
    }
    .faq-answer {
      display: none;
      padding: 0 24px 20px;
      font-size: 14px;
      color: var(--text-body);
      line-height: 1.8;
      border-top: 1px solid #F1F5F9;
      background: #FAFAFC;
    }
    .faq-item.active .faq-answer {
      display: block;
    }

    /* 板块 13: 综合转化收口区 */
    .contact-card-box {
      background: linear-gradient(135deg, #0F2537 0%, #17334D 100%);
      border-radius: var(--radius-xl);
      padding: clamp(36px, 5vw, 64px);
      color: #FFFFFF;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      box-shadow: var(--shadow-lg);
    }
    .contact-info h3 {
      font-size: clamp(24px, 3vw, 32px);
      line-height: 1.35;
      margin-bottom: 16px;
    }
    .contact-info p {
      font-size: 15px;
      color: #CBD5E1;
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .contact-direct-items {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-bottom: 24px;
      font-size: 14px;
      color: #E2E8F0;
    }
    .contact-direct-items strong {
      color: #38BDF8;
    }
    .demo-form {
      background: #FFFFFF;
      padding: 30px;
      border-radius: var(--radius-lg);
      color: var(--text-body);
      box-shadow: var(--shadow-md);
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-title);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 11px 14px;
      font-size: 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
    }
    .form-submit-btn {
      width: 100%;
      padding: 13px;
      background: var(--primary);
      color: #FFFFFF;
      font-size: 15px;
      font-weight: 700;
      border: none;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      margin-top: 8px;
    }
    .form-submit-btn:hover {
      background: var(--accent);
    }

    /* 移动端吸底浮动条 */
    .mobile-floating-bar {
      display: none;
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      background: rgba(15, 37, 55, 0.96);
      backdrop-filter: blur(10px);
      padding: 12px 16px;
      z-index: 998;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.15);
    }
    .mobile-floating-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .mobile-floating-text {
      color: #FFFFFF;
      font-size: 13px;
      line-height: 1.3;
    }
    .mobile-floating-btn {
      background: var(--accent);
      color: #FFFFFF;
      padding: 8px 18px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      font-weight: 700;
      white-space: nowrap;
    }

    /* 页脚 Footer */
    .site-footer {
      background: var(--primary-dark);
      color: #94A3B8;
      padding: 64px 0 32px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      font-size: 13px;
    }
    .footer-columns {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-col h5 {
      color: #FFFFFF;
      font-size: 15px;
      margin-bottom: 18px;
      font-weight: 700;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: #38BDF8;
    }
    .footer-desc {
      line-height: 1.8;
      margin-top: 14px;
      color: #64748B;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      color: #64748B;
      font-size: 12px;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .checklist-grid, .solutions-grid, .news-grid, .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .badges-flex, .metrics-row {
        grid-template-columns: repeat(2, 1fr);
      }
      .badge-unit:nth-child(2) {
        border-right: none;
      }
      .metric-cell:nth-child(2) {
        border-right: none;
      }
      .solution-card.highlight {
        transform: none;
      }
      .footer-columns {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 74px;
        left: 0;
        right: 0;
        background: #FFFFFF;
        flex-direction: column;
        padding: 20px 24px;
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--border-color);
        gap: 16px;
      }
      .nav-links.show {
        display: flex;
      }
      .nav-cta-btn {
        display: none;
      }
      .security-banner, .story-card-detailed, .contact-card-box {
        grid-template-columns: 1fr;
      }
      .checklist-grid, .solutions-grid, .news-grid, .reviews-grid, .insights-grid {
        grid-template-columns: 1fr;
      }
      .badges-flex, .metrics-row {
        grid-template-columns: 1fr;
      }
      .badge-unit, .metric-cell {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        padding-bottom: 16px;
      }
      .badge-unit:last-child, .metric-cell:last-child {
        border-bottom: none;
      }
      .mobile-floating-bar {
        display: block;
      }
      body {
        padding-bottom: 60px;
      }
      .compare-container {
        overflow-x: auto;
      }
      .compare-table {
        min-width: 600px;
      }
      .footer-columns {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }