/* roulang page: index */
:root {
      --primary: #0F172A;
      --primary-dark: #020617;
      --accent: #C5A880;
      --accent-hover: #b09169;
      --accent-cyan: #2DD4BF;
      --bg-main: #F8FAFC;
      --bg-white: #FFFFFF;
      --bg-dark: #0B0F19;
      --text-main: #334155;
      --text-muted: #64748B;
      --text-heading: #0F172A;
      --border: #E2E8F0;
      --border-dark: #1E293B;
      --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
      --shadow-lg: 0 12px 30px -4px rgba(15, 23, 42, 0.08);
      --radius: 8px;
      --radius-lg: 16px;
      --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    html {
      font-size: 16px;
      scroll-behavior: smooth;
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Inter", sans-serif;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

    body {
      line-height: 1.6;
      overflow-x: hidden;
      padding-bottom: 72px;
    }

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

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

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

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 顶部双行导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }

    .top-bar {
      background: var(--primary-dark);
      color: #94A3B8;
      font-size: 0.8125rem;
      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-contacts span {
      margin-right: 20px;
    }

    .top-bar-link {
      color: var(--accent);
      font-weight: 500;
    }

    .main-nav {
      height: 72px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-dark);
      letter-spacing: -0.5px;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      background: linear-gradient(135deg, var(--primary), #1e293b);
      border: 1px solid rgba(197, 168, 128, 0.3);
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      font-weight: 800;
      font-size: 1.1rem;
    }

    .nav-links {
      display: flex;
      gap: 32px;
      list-style: none;
    }

    .nav-item a {
      font-size: 0.9375rem;
      font-weight: 500;
      color: var(--text-heading);
      position: relative;
      padding: 6px 0;
    }

    .nav-item a:hover {
      color: var(--accent);
    }

    .nav-item a.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--accent);
    }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      font-size: 0.875rem;
      font-weight: 600;
      border-radius: var(--radius);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
      text-align: center;
    }

    .btn-primary {
      background: var(--primary);
      color: #FFFFFF;
      box-shadow: 0 4px 14px rgba(15, 23, 42, 0.2);
    }

    .btn-primary:hover {
      background: #1e293b;
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(15, 23, 42, 0.3);
    }

    .btn-accent {
      background: var(--accent);
      color: #0F172A;
      font-weight: 700;
    }

    .btn-accent:hover {
      background: var(--accent-hover);
      transform: translateY(-2px);
      color: #000;
    }

    .btn-outline {
      border-color: var(--border);
      background: #FFFFFF;
      color: var(--text-heading);
    }

    .btn-outline:hover {
      background: #F1F5F9;
      border-color: #CBD5E1;
      transform: translateY(-2px);
    }

    /* 板块结构样式规范 */
    .section-block {
      padding: 96px 0;
      position: relative;
      scroll-margin-top: 80px;
    }

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

    .section-bg-alt {
      background-color: #F1F5F9;
    }

    .section-bg-dark {
      background-color: var(--bg-dark);
      color: #E2E8F0;
    }

    .section-header {
      margin-bottom: 56px;
      max-width: 780px;
    }

    .section-header.text-center {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }

    .section-badge {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--accent);
      background: rgba(197, 168, 128, 0.12);
      padding: 4px 12px;
      border-radius: 4px;
      margin-bottom: 14px;
      border: 1px solid rgba(197, 168, 128, 0.25);
    }

    .section-title {
      font-size: 2.25rem;
      line-height: 1.25;
      font-weight: 700;
      color: var(--text-heading);
      letter-spacing: -0.5px;
      margin-bottom: 16px;
    }

    .section-bg-dark .section-title {
      color: #FFFFFF;
    }

    .section-desc {
      font-size: 1.0625rem;
      line-height: 1.7;
      color: var(--text-muted);
    }

    .section-bg-dark .section-desc {
      color: #94A3B8;
    }

    /* 限时战役通知条 */
    .campaign-bar {
      background: linear-gradient(90deg, #1e293b 0%, #0f172a 100%);
      border-bottom: 1px solid rgba(197, 168, 128, 0.3);
      padding: 12px 0;
      color: #E2E8F0;
      font-size: 0.875rem;
    }

    .campaign-content {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
    }

    .campaign-tag {
      background: var(--accent);
      color: #0F172A;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 3px;
      margin-right: 8px;
    }

    /* 板块 01: Hero 堆叠首屏 (主卡+两张侧卡交错) */
    .hero-section {
      padding: 72px 0 96px;
      background: radial-gradient(circle at 10% 20%, rgba(197, 168, 128, 0.08) 0%, transparent 40%),
                  radial-gradient(circle at 90% 80%, rgba(45, 212, 191, 0.05) 0%, transparent 40%),
                  var(--bg-main);
      position: relative;
      overflow: hidden;
    }

    .hero-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .hero-h1 {
      font-size: 2.75rem;
      line-height: 1.2;
      font-weight: 800;
      color: var(--primary-dark);
      letter-spacing: -1px;
      margin-bottom: 20px;
    }

    .hero-p {
      font-size: 1.0625rem;
      line-height: 1.75;
      color: var(--text-main);
      margin-bottom: 32px;
    }

    .hero-actions {
      display: flex;
      gap: 16px;
      align-items: center;
      margin-bottom: 36px;
    }

    .hero-meta-badges {
      display: flex;
      gap: 24px;
      border-top: 1px solid var(--border);
      padding-top: 24px;
    }

    .meta-badge-item {
      display: flex;
      flex-direction: column;
    }

    .meta-badge-item strong {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--primary-dark);
    }

    .meta-badge-item span {
      font-size: 0.8125rem;
      color: var(--text-muted);
    }

    /* Hero 卡片堆叠视觉系统 */
    .hero-stack-wrap {
      position: relative;
      padding: 30px 10px;
      min-height: 480px;
    }

    .stack-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-lg);
      transition: var(--transition);
    }

    .stack-card-main {
      position: relative;
      z-index: 3;
      width: 86%;
      margin: 0 auto;
      background: #FFFFFF;
      border: 1px solid #CBD5E1;
    }

    .stack-card-main img {
      width: 100%;
      height: 220px;
      object-fit: cover;
      border-radius: 8px;
      margin-bottom: 16px;
    }

    .stack-card-left {
      position: absolute;
      left: 0;
      top: 15%;
      width: 70%;
      z-index: 2;
      transform: rotate(-3deg);
      opacity: 0.95;
      background: #F8FAFC;
    }

    .stack-card-right {
      position: absolute;
      right: 0;
      bottom: 8%;
      width: 68%;
      z-index: 4;
      transform: rotate(2deg);
      background: #FFFFFF;
      border: 1px solid rgba(197, 168, 128, 0.4);
      box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
    }

    .stack-indicator {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-top: 12px;
    }

    .indicator-pill {
      display: inline-block;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent-cyan);
    }

    /* 板块 02: 问题陈述 (Pain Points) */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }

    .pain-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-top: 4px solid #EF4444;
      padding: 32px 28px;
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
    }

    .pain-num {
      font-size: 1.5rem;
      font-weight: 800;
      color: #94A3B8;
      margin-bottom: 12px;
    }

    .pain-card h3 {
      font-size: 1.1875rem;
      margin-bottom: 12px;
      color: var(--text-heading);
    }

    .pain-card p {
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 板块 03: 操作演示 (Operations Workflow) */
    .workflow-timeline {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }

    .step-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 28px 24px;
      box-shadow: var(--shadow-sm);
      position: relative;
    }

    .step-badge {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: var(--accent);
      font-weight: 700;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 18px;
    }

    .step-card h3 {
      font-size: 1.125rem;
      margin-bottom: 10px;
      color: var(--text-heading);
    }

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

    /* 板块 04: 结果预览 (Result Metrics & Dashboards) */
    .preview-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }

    .preview-box {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: var(--shadow-md);
    }

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

    .kpi-item {
      border-left: 3px solid var(--accent);
      padding-left: 16px;
    }

    .kpi-item h4 {
      font-size: 1.75rem;
      color: var(--primary-dark);
      font-weight: 800;
    }

    .kpi-item span {
      font-size: 0.8125rem;
      color: var(--text-muted);
    }

    /* 板块 05: 常见卡住点 (Bottlenecks Solved) */
    .bottleneck-matrix {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }

    .bottleneck-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 28px;
      transition: var(--transition);
    }

    .bottleneck-card:hover {
      border-color: var(--accent);
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .bottleneck-tag {
      font-size: 0.75rem;
      color: var(--primary);
      background: #E2E8F0;
      padding: 2px 8px;
      border-radius: 4px;
      font-weight: 600;
      display: inline-block;
      margin-bottom: 12px;
    }

    .bottleneck-card h3 {
      font-size: 1.125rem;
      margin-bottom: 10px;
    }

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

    /* 板块 06: 成功路径 (Success Path - Enterprise Tier) */
    .path-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }

    .tier-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 36px 30px;
      display: flex;
      flex-direction: column;
      position: relative;
    }

    .tier-card.featured {
      border: 2px solid var(--accent);
      box-shadow: var(--shadow-lg);
    }

    .tier-badge {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--accent);
      color: #0F172A;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 16px;
      border-radius: 20px;
    }

    .tier-name {
      font-size: 1.35rem;
      font-weight: 700;
      margin-bottom: 8px;
    }

    .tier-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 24px;
      min-height: 42px;
    }

    .tier-features {
      list-style: none;
      margin-bottom: 32px;
      flex-grow: 1;
    }

    .tier-features li {
      font-size: 0.875rem;
      color: var(--text-main);
      padding: 8px 0;
      border-bottom: 1px dashed var(--border);
      display: flex;
      align-items: center;
      gap: 8px;
    }

    /* 板块 07: 行业资讯与商旅洞察 (News & Insights) */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }

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

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

    .news-content {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

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

    .news-item h3 {
      font-size: 1.0625rem;
      line-height: 1.45;
      margin-bottom: 12px;
    }

    .news-item p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
      flex-grow: 1;
    }

    /* 板块 08: 观点解读 (Opinion & Strategic Column) */
    .insight-quote-box {
      background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
      border: 1px solid rgba(197, 168, 128, 0.25);
      border-radius: var(--radius-lg);
      padding: 48px;
      color: #FFFFFF;
      position: relative;
    }

    .quote-content {
      font-size: 1.25rem;
      line-height: 1.8;
      font-weight: 400;
      margin-bottom: 24px;
      position: relative;
    }

    .quote-author {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .author-info h4 {
      font-size: 1rem;
      color: var(--accent);
    }

    .author-info span {
      font-size: 0.8125rem;
      color: #94A3B8;
    }

    /* 板块 09: 数据分析 (Data Analysis & Cost Impact) */
    .data-stats-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .stat-metric-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 28px;
      text-align: center;
    }

    .stat-val {
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary);
      line-height: 1;
      margin-bottom: 8px;
    }

    .stat-label {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 板块 10: 平台保障与SLA承诺 (Guarantees) */
    .guarantee-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .guarantee-item {
      background: var(--bg-white);
      border: 1px solid var(--border);
      padding: 24px;
      border-radius: var(--radius);
      text-align: left;
    }

    .guarantee-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-heading);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .guarantee-text {
      font-size: 0.8125rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 11: 爆款清单 (Scenario Showcase) */
    .showcase-slider {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .showcase-card {
      background: var(--bg-white);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 24px;
      display: flex;
      flex-direction: column;
    }

    .showcase-card img {
      width: 100%;
      height: 160px;
      object-fit: cover;
      border-radius: 4px;
      margin-bottom: 16px;
    }

    .showcase-card h3 {
      font-size: 1.0625rem;
      margin-bottom: 8px;
    }

    .showcase-card p {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    /* 板块 12: 版本更新日志 (Changelog) */
    .changelog-wrapper {
      max-width: 860px;
      margin: 0 auto;
      border-left: 2px solid var(--border);
      padding-left: 32px;
    }

    .changelog-entry {
      position: relative;
      margin-bottom: 40px;
    }

    .changelog-entry::before {
      content: "";
      position: absolute;
      left: -39px;
      top: 6px;
      width: 12px;
      height: 12px;
      background: var(--accent);
      border: 3px solid var(--bg-main);
      border-radius: 50%;
    }

    .changelog-ver {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--primary-dark);
      margin-bottom: 6px;
    }

    .changelog-desc {
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 13: 常见异议解答 (FAQ 手风琴) */
    .faq-layout {
      display: grid;
      grid-template-columns: 1fr 2fr;
      gap: 48px;
    }

    .faq-sidebar {
      position: sticky;
      top: 100px;
    }

    .faq-accordion {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

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

    .faq-item[open] {
      border-color: #CBD5E1;
      box-shadow: var(--shadow-sm);
    }

    .faq-summary {
      padding: 20px 24px;
      font-weight: 700;
      font-size: 1.0625rem;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      list-style: none;
      color: var(--text-heading);
      user-select: none;
    }

    .faq-summary::-webkit-details-marker {
      display: none;
    }

    .faq-icon {
      width: 20px;
      height: 20px;
      position: relative;
      transition: transform 0.3s ease;
    }

    .faq-icon::before,
    .faq-icon::after {
      content: "";
      position: absolute;
      background-color: var(--text-muted);
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
    }

    .faq-icon::before {
      width: 12px;
      height: 2px;
    }

    .faq-icon::after {
      width: 2px;
      height: 12px;
      transition: transform 0.3s ease;
    }

    .faq-item[open] .faq-icon::after {
      transform: translate(-50%, -50%) rotate(90deg);
      opacity: 0;
    }

    .faq-answer {
      padding: 0 24px 20px;
      font-size: 0.9375rem;
      color: var(--text-muted);
      line-height: 1.7;
      border-top: 1px solid #F1F5F9;
      padding-top: 16px;
    }

    /* 板块 14: 开始使用与接入表单 (Start Action & Form) */
    .cta-container {
      background: linear-gradient(145deg, #0B0F19 0%, #1E293B 100%);
      border: 1px solid rgba(197, 168, 128, 0.2);
      border-radius: var(--radius-lg);
      padding: 64px 48px;
      color: #FFFFFF;
      position: relative;
      overflow: hidden;
    }

    .cta-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 48px;
      align-items: center;
      position: relative;
      z-index: 2;
    }

    .cta-form {
      background: rgba(255, 255, 255, 0.05);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius);
      padding: 32px;
    }

    .form-group {
      margin-bottom: 20px;
    }

    .form-label {
      display: block;
      font-size: 0.875rem;
      margin-bottom: 8px;
      color: #E2E8F0;
    }

    .form-input {
      width: 100%;
      padding: 12px 16px;
      background: rgba(15, 23, 42, 0.75);
      border: 1px solid #334155;
      border-radius: 6px;
      color: #FFFFFF;
      outline: none;
      transition: var(--transition);
    }

    .form-input:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(197, 168, 128, 0.2);
    }

    /* 底部固定转化条 */
    .sticky-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 999;
      background: rgba(15, 23, 42, 0.96);
      backdrop-filter: blur(10px);
      border-top: 1px solid rgba(197, 168, 128, 0.3);
      padding: 12px 0;
      box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
    }

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

    .sticky-info {
      display: flex;
      align-items: center;
      gap: 16px;
      color: #FFFFFF;
    }

    .sticky-info strong {
      font-size: 1rem;
      color: var(--accent);
    }

    .sticky-info span {
      font-size: 0.875rem;
      color: #94A3B8;
    }

    /* 页脚系统 */
    .site-footer {
      background: var(--primary-dark);
      color: #94A3B8;
      padding: 64px 0 24px;
      border-top: 1px solid #1E293B;
      font-size: 0.875rem;
    }

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

    .footer-brand h4 {
      color: #FFFFFF;
      font-size: 1.25rem;
      margin-bottom: 16px;
    }

    .footer-brand p {
      line-height: 1.7;
      margin-bottom: 20px;
    }

    .footer-col h5 {
      color: #FFFFFF;
      font-size: 0.9375rem;
      margin-bottom: 18px;
    }

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

    .footer-col li {
      margin-bottom: 12px;
    }

    .footer-col a:hover {
      color: var(--accent);
    }

    .footer-contact li {
      display: flex;
      gap: 8px;
      margin-bottom: 12px;
      line-height: 1.6;
    }

    .footer-bottom {
      border-top: 1px solid #1E293B;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.8125rem;
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-layout,
      .preview-grid,
      .cta-grid,
      .faq-layout {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .hero-stack-wrap {
        min-height: 420px;
      }
      .pain-grid,
      .workflow-timeline,
      .bottleneck-matrix,
      .path-grid,
      .news-grid,
      .showcase-slider,
      .data-stats-bar,
      .guarantee-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .hero-h1 {
        font-size: 2rem;
      }
      .section-title {
        font-size: 1.75rem;
      }
      .pain-grid,
      .workflow-timeline,
      .bottleneck-matrix,
      .path-grid,
      .news-grid,
      .showcase-slider,
      .data-stats-bar,
      .guarantee-bar {
        grid-template-columns: 1fr;
      }
      .hero-stack-wrap {
        display: none;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .sticky-info span {
        display: none;
      }
      .cta-container {
        padding: 40px 24px;
      }
    }