/* roulang page: index */
:root {
      --bg-main: #0B0F19;
      --bg-card: #131B2E;
      --bg-card-hover: #1A233A;
      --bg-alt: #070A10;
      --primary: #00F2FE;
      --primary-end: #4FACFE;
      --accent-purple: #7F00FF;
      --accent-orange: #FF5E62;
      --text-white: #FFFFFF;
      --text-heading: #E2E8F0;
      --text-body: #94A3B8;
      --text-muted: #64748B;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-active: rgba(0, 242, 254, 0.35);
      --container-max: 1240px;
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 12px;
      --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.4);
      --transition-base: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    body {
      background-color: var(--bg-main);
      color: var(--text-body);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

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

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

    button, input, select, textarea {
      font-family: inherit;
      font-size: 1rem;
    }

    .container {
      width: 100%;
      max-width: var(--container-max);
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    /* 顶部双行导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 15, 25, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-subtle);
    }

    .top-bar {
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      font-size: 0.75rem;
      color: var(--text-muted);
      padding: 6px 0;
    }

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

    .status-indicator {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .status-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background-color: #10B981;
      box-shadow: 0 0 8px #10B981;
    }

    .main-nav-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 68px;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.2rem;
      font-weight: 700;
      color: var(--text-white);
      letter-spacing: -0.02em;
    }

    .logo-badge {
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      color: #040810;
      font-size: 0.7rem;
      font-weight: 800;
      padding: 2px 6px;
      border-radius: var(--radius-sm);
      text-transform: uppercase;
    }

    .nav-links {
      display: flex;
      list-style: none;
      gap: 24px;
      align-items: center;
    }

    .nav-links a {
      font-size: 0.9rem;
      color: var(--text-heading);
      font-weight: 500;
      padding: 6px 0;
      position: relative;
    }

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

    .nav-links a.active::after {
      content: "";
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background: linear-gradient(90deg, var(--primary), var(--primary-end));
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      padding: 8px 18px;
      border-radius: var(--radius-sm);
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      color: #040810;
      font-weight: 700;
      font-size: 0.875rem;
      border: none;
      cursor: pointer;
    }

    .nav-cta:hover {
      opacity: 0.92;
      box-shadow: 0 0 16px rgba(0, 242, 254, 0.4);
    }

    .mobile-menu-btn {
      display: none;
      background: transparent;
      border: 1px solid var(--border-subtle);
      color: var(--text-white);
      padding: 8px 12px;
      border-radius: var(--radius-sm);
      cursor: pointer;
    }

    /* 板块公用规范 */
    .section-block {
      padding: 90px 0;
      position: relative;
      border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    }

    .section-alt {
      background-color: var(--bg-alt);
    }

    .section-header {
      margin-bottom: 50px;
    }

    .section-header.text-center {
      text-align: center;
      max-width: 800px;
      margin-left: auto;
      margin-right: auto;
    }

    .section-tag {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--primary);
      margin-bottom: 10px;
      padding: 3px 10px;
      background: rgba(0, 242, 254, 0.08);
      border-left: 2px solid var(--primary);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 700;
      color: var(--text-white);
      line-height: 1.25;
      margin-bottom: 16px;
    }

    .section-desc {
      font-size: 1rem;
      color: var(--text-body);
      line-height: 1.7;
    }

    /* Section 1: Hero */
    .hero-section {
      padding: 90px 0 100px;
      position: relative;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
    }

    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(11, 15, 25, 0.88) 0%, rgba(11, 15, 25, 0.98) 100%);
      z-index: 1;
    }

    .hero-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 920px;
      margin: 0 auto;
    }

    .hero-status-strip {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      padding: 6px 16px;
      background: rgba(19, 27, 46, 0.8);
      border: 1px solid var(--border-subtle);
      border-radius: 20px;
      margin-bottom: 24px;
      font-size: 0.825rem;
      color: var(--text-heading);
    }

    .hero-title {
      font-size: 2.75rem;
      font-weight: 800;
      color: var(--text-white);
      line-height: 1.2;
      letter-spacing: -0.03em;
      margin-bottom: 20px;
    }

    .hero-title span {
      background: linear-gradient(90deg, #FFFFFF, var(--primary));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-summary {
      font-size: 1.05rem;
      line-height: 1.75;
      color: var(--text-body);
      margin-bottom: 36px;
    }

    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      margin-bottom: 40px;
    }

    .btn-main {
      padding: 14px 28px;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-weight: 700;
      color: #040810;
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      display: inline-flex;
      align-items: center;
      gap: 8px;
      cursor: pointer;
      border: none;
    }

    .btn-main:hover {
      box-shadow: 0 0 24px rgba(0, 242, 254, 0.45);
      transform: translateY(-2px);
    }

    .btn-secondary {
      padding: 14px 28px;
      border-radius: var(--radius-sm);
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-white);
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-subtle);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .btn-secondary:hover {
      background: rgba(255, 255, 255, 0.09);
      border-color: rgba(255, 255, 255, 0.2);
    }

    .hero-metrics-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      padding-top: 30px;
      border-top: 1px solid var(--border-subtle);
      text-align: left;
    }

    .hero-metric-item h4 {
      font-size: 1.5rem;
      color: var(--primary);
      font-weight: 700;
      margin-bottom: 4px;
    }

    .hero-metric-item p {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Section 2: 行业痛点对比 (4列错位) */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .pain-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px 24px;
      box-shadow: var(--shadow-card);
      transition: var(--transition-base);
    }

    .pain-card:nth-child(even) {
      transform: translateY(16px);
    }

    .pain-card:hover {
      border-color: var(--accent-orange);
      transform: translateY(-4px);
    }

    .pain-code {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--accent-orange);
      margin-bottom: 12px;
      font-family: monospace;
    }

    .pain-card h3 {
      font-size: 1.15rem;
      color: var(--text-heading);
      margin-bottom: 12px;
    }

    .pain-card p {
      font-size: 0.875rem;
      color: var(--text-body);
      line-height: 1.6;
    }

    /* Section 3: 系统架构与品牌概览 */
    .arch-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .arch-preview {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 20px;
      position: relative;
    }

    .arch-preview-header {
      display: flex;
      gap: 6px;
      margin-bottom: 16px;
      padding-bottom: 12px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .mock-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.2);
    }

    .arch-preview img {
      border-radius: var(--radius-md);
      width: 100%;
    }

    .arch-spec-list {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      margin-top: 24px;
    }

    .arch-spec-box {
      background: rgba(255, 255, 255, 0.02);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      padding: 14px;
    }

    .arch-spec-box strong {
      display: block;
      color: var(--text-white);
      font-size: 0.9rem;
      margin-bottom: 4px;
    }

    .arch-spec-box span {
      font-size: 0.8rem;
      color: var(--text-muted);
    }

    /* Section 4: 核心技术优势矩阵 (6卡片) */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .feature-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: var(--transition-base);
      display: flex;
      flex-direction: column;
      height: 100%;
    }

    .feature-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: 0 8px 30px rgba(0, 242, 254, 0.1);
    }

    .feature-icon-wrapper {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background: rgba(0, 242, 254, 0.08);
      border: 1px solid rgba(0, 242, 254, 0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-weight: 800;
      margin-bottom: 20px;
    }

    .feature-card h3 {
      font-size: 1.2rem;
      color: var(--text-heading);
      margin-bottom: 12px;
    }

    .feature-card p {
      font-size: 0.875rem;
      color: var(--text-body);
      line-height: 1.65;
      flex-grow: 1;
    }

    /* Section 5: 热门产品与会员等级部署方案 */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      align-items: stretch;
    }

    .pricing-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 36px 28px;
      display: flex;
      flex-direction: column;
      position: relative;
      transition: var(--transition-base);
    }

    .pricing-card.featured {
      background: #162035;
      border-color: var(--primary);
      box-shadow: 0 8px 32px rgba(0, 242, 254, 0.15);
      transform: scale(1.03);
    }

    .pricing-badge {
      position: absolute;
      top: -12px;
      right: 24px;
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      color: #040810;
      font-size: 0.75rem;
      font-weight: 800;
      padding: 3px 12px;
      border-radius: 12px;
    }

    .pricing-type {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 8px;
    }

    .pricing-target {
      font-size: 0.85rem;
      color: var(--primary);
      margin-bottom: 20px;
    }

    .pricing-features-list {
      list-style: none;
      margin: 24px 0;
      flex-grow: 1;
    }

    .pricing-features-list li {
      font-size: 0.875rem;
      color: var(--text-body);
      padding: 8px 0;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .pricing-features-list li::before {
      content: "✓";
      color: var(--primary);
      font-weight: bold;
    }

    .pricing-card .btn-main,
    .pricing-card .btn-secondary {
      width: 100%;
      justify-content: center;
      text-align: center;
    }

    /* Section 6: 底层架构治理理念 */
    .console-box {
      background: #06090F;
      border: 1px solid rgba(0, 242, 254, 0.2);
      border-radius: var(--radius-md);
      padding: 32px;
      font-family: Consolas, Monaco, "Courier New", monospace;
      color: #38BDF8;
      box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.8);
    }

    .console-header {
      color: var(--text-muted);
      font-size: 0.8rem;
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      display: flex;
      justify-content: space-between;
    }

    .console-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      color: var(--text-body);
      font-family: inherit;
    }

    .console-col h4 {
      color: var(--text-white);
      font-size: 0.95rem;
      margin-bottom: 10px;
      border-left: 2px solid var(--primary);
      padding-left: 8px;
    }

    .console-col p {
      font-size: 0.85rem;
      line-height: 1.6;
    }

    /* Section 7: 标杆客户实战故事 */
    .story-item {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
      margin-bottom: 60px;
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 32px;
    }

    .story-item:last-child {
      margin-bottom: 0;
    }

    .story-item.reverse {
      grid-template-columns: 0.9fr 1.1fr;
    }

    .story-item.reverse .story-media {
      order: 1;
    }

    .story-item.reverse .story-content {
      order: 2;
    }

    .story-media img {
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-card);
      width: 100%;
      height: 280px;
      object-fit: cover;
    }

    .story-content h3 {
      font-size: 1.4rem;
      color: var(--text-white);
      margin-bottom: 14px;
    }

    .story-tag {
      font-size: 0.8rem;
      color: var(--primary);
      margin-bottom: 8px;
      display: inline-block;
      font-weight: 600;
    }

    .story-content p {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 16px;
    }

    .story-result {
      background: rgba(0, 0, 0, 0.25);
      border-left: 3px solid var(--primary);
      padding: 10px 16px;
      font-size: 0.85rem;
      color: var(--text-heading);
    }

    /* Section 8: 全球节点与运行表现数据条 */
    .stats-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      background: #070A10;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 40px 32px;
      text-align: center;
    }

    .stat-box-val {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.1;
      margin-bottom: 8px;
      font-family: monospace;
    }

    .stat-box-label {
      font-size: 0.9rem;
      color: var(--text-heading);
      font-weight: 600;
      margin-bottom: 4px;
    }

    .stat-box-desc {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    /* Section 9: 评价反馈 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .testimonial-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .testimonial-stars {
      color: #FBBF24;
      font-size: 0.85rem;
      margin-bottom: 14px;
      letter-spacing: 2px;
    }

    .testimonial-card blockquote {
      font-size: 0.9rem;
      color: var(--text-heading);
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }

    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 16px;
    }

    .author-info strong {
      display: block;
      font-size: 0.9rem;
      color: var(--text-white);
    }

    .author-info span {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    /* Section 10: 行业资讯与云端技术动态 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .news-card {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .news-card img {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }

    .news-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .news-date {
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-bottom: 8px;
    }

    .news-body h3 {
      font-size: 1.1rem;
      color: var(--text-heading);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .news-body p {
      font-size: 0.85rem;
      color: var(--text-body);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .news-link {
      font-size: 0.85rem;
      color: var(--primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* Section 11: FAQ 手风琴 */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    .faq-item {
      background: var(--bg-card);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: var(--transition-base);
    }

    .faq-item.active {
      border-left: 3px solid var(--primary);
      border-color: rgba(0, 242, 254, 0.4);
    }

    .faq-header {
      padding: 20px 24px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }

    .faq-header h3 {
      font-size: 1.05rem;
      color: var(--text-white);
      font-weight: 600;
    }

    .faq-icon {
      font-size: 1.2rem;
      color: var(--primary);
      transition: var(--transition-base);
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    .faq-body {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: rgba(0, 0, 0, 0.2);
    }

    .faq-item.active .faq-body {
      max-height: 300px;
      padding: 0 24px 20px;
    }

    .faq-body p {
      font-size: 0.9rem;
      color: var(--text-body);
      line-height: 1.7;
    }

    /* Section 12: 极速联调与接入转化表单 */
    .cta-card-wrap {
      background: linear-gradient(135deg, #131B2E 0%, #0E1626 100%);
      border: 1px solid rgba(0, 242, 254, 0.25);
      border-radius: var(--radius-lg);
      padding: 48px;
      box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6);
    }

    .cta-inner {
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 48px;
      align-items: center;
    }

    .cta-intro h2 {
      font-size: 2rem;
      color: var(--text-white);
      margin-bottom: 16px;
      line-height: 1.3;
    }

    .cta-intro p {
      font-size: 0.95rem;
      color: var(--text-body);
      margin-bottom: 24px;
      line-height: 1.7;
    }

    .cta-check-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .cta-check-list li {
      font-size: 0.85rem;
      color: var(--text-heading);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .form-group-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 16px;
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-label {
      display: block;
      font-size: 0.85rem;
      color: var(--text-heading);
      margin-bottom: 6px;
    }

    .form-input, .form-select {
      width: 100%;
      background: #0B0F19;
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      color: var(--text-white);
      outline: none;
      transition: var(--transition-base);
    }

    .form-input:focus, .form-select:focus {
      border-color: var(--primary);
      box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
    }

    .form-radio-group {
      display: flex;
      gap: 16px;
      padding-top: 4px;
    }

    .radio-label {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--text-body);
      cursor: pointer;
    }

    .form-submit-btn {
      width: 100%;
      padding: 14px;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 700;
      color: #040810;
      background: linear-gradient(135deg, var(--primary), var(--primary-end));
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 16px rgba(0, 242, 254, 0.35);
      margin-top: 8px;
    }

    .form-submit-btn:hover {
      opacity: 0.95;
      box-shadow: 0 4px 24px rgba(0, 242, 254, 0.5);
    }

    .form-tip {
      font-size: 0.75rem;
      color: var(--text-muted);
      text-align: center;
      margin-top: 10px;
    }

    /* 页脚设计 */
    .site-footer {
      background: #05070D;
      border-top: 1px solid var(--border-subtle);
      padding: 60px 0 24px;
      font-size: 0.85rem;
      color: var(--text-muted);
    }

    .footer-main-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand-title {
      font-size: 1.15rem;
      color: var(--text-white);
      font-weight: 700;
      margin-bottom: 12px;
    }

    .footer-desc {
      font-size: 0.85rem;
      line-height: 1.6;
      margin-bottom: 16px;
      max-width: 320px;
    }

    .footer-heading {
      font-size: 0.95rem;
      color: var(--text-white);
      font-weight: 600;
      margin-bottom: 16px;
    }

    .footer-nav-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-nav-list a:hover {
      color: var(--primary);
    }

    .footer-contact-item {
      margin-bottom: 8px;
      line-height: 1.5;
    }

    .footer-bottom-bar {
      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;
    }

    /* 响应式样式 */
    @media (max-width: 1024px) {
      .features-grid,
      .pricing-grid,
      .testimonial-grid,
      .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .pain-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .pain-card:nth-child(even) {
        transform: none;
      }
      .stats-strip {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-layout,
      .cta-inner {
        grid-template-columns: 1fr;
        gap: 32px;
      }
      .story-item,
      .story-item.reverse {
        grid-template-columns: 1fr;
      }
      .story-item.reverse .story-media {
        order: 0;
      }
      .story-item.reverse .story-content {
        order: 1;
      }
      .nav-links {
        display: none;
      }
      .mobile-menu-btn {
        display: block;
      }
      .footer-main-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 640px) {
      .section-block {
        padding: 56px 0;
      }
      .hero-title {
        font-size: 1.85rem;
      }
      .hero-metrics-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .features-grid,
      .pricing-grid,
      .testimonial-grid,
      .news-grid,
      .pain-grid,
      .stats-strip {
        grid-template-columns: 1fr;
      }
      .console-grid {
        grid-template-columns: 1fr;
      }
      .form-group-row {
        grid-template-columns: 1fr;
      }
      .footer-main-grid {
        grid-template-columns: 1fr;
      }
      .hero-actions {
        flex-direction: column;
      }
      .cta-card-wrap {
        padding: 24px;
      }
    }