/* roulang page: index */
:root {
      --primary: #0F766E;
      --primary-hover: #115E59;
      --accent: #F97316;
      --accent-hover: #EA580C;
      --bg-main: #F8FAFC;
      --bg-white: #FFFFFF;
      --bg-dark: #042F2E;
      --bg-soft: #F0FDFA;
      --text-title: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-full: 9999px;
      --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
      --transition: all 0.25s ease;
      --container-max: 1200px;
    }

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

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

    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      line-height: 1.7;
      color: var(--text-body);
      background-color: var(--bg-main);
      -webkit-font-smoothing: antialiased;
    }

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

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

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

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

    /* 顶部顶行 */
    .topbar {
      background-color: #032524;
      color: #94A3B8;
      font-size: 0.8125rem;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 8px 0;
    }
    .topbar-content {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }
    .topbar-info, .topbar-meta {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .topbar-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: #5EEAD4;
    }
    .dot-live {
      width: 8px;
      height: 8px;
      background-color: #10B981;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
    }

    /* 主导航 */
    .header-main {
      background-color: var(--bg-white);
      border-bottom: 1px solid var(--border-color);
      position: sticky;
      top: 0;
      z-index: 100;
      box-shadow: var(--shadow-sm);
    }
    .nav-wrapper {
      display: flex;
      justify-content: space-between;
      align-items: center;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 1.375rem;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .brand-logo svg {
      width: 32px;
      height: 32px;
      fill: var(--primary);
    }
    .nav-menu {
      display: flex;
      align-items: center;
      list-style: none;
      gap: 28px;
    }
    .nav-menu a {
      font-size: 0.9375rem;
      font-weight: 500;
      color: var(--text-title);
      padding: 6px 0;
      position: relative;
    }
    .nav-menu a:hover, .nav-menu a.active {
      color: var(--primary);
    }
    .nav-menu a.active::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background-color: var(--primary);
      border-radius: 2px;
    }
    .nav-cta-btn {
      background-color: var(--primary);
      color: #FFFFFF !important;
      padding: 9px 20px;
      border-radius: var(--radius-full);
      font-size: 0.875rem;
      font-weight: 600;
      display: inline-block;
      box-shadow: 0 2px 4px rgba(15, 118, 110, 0.2);
    }
    .nav-cta-btn:hover {
      background-color: var(--primary-hover);
      transform: translateY(-1px);
    }

    /* 按钮通用 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-weight: 600;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: var(--transition);
      border: 1px solid transparent;
      padding: 12px 28px;
      font-size: 0.9375rem;
    }
    .btn-primary {
      background-color: var(--primary);
      color: #FFFFFF;
    }
    .btn-primary:hover {
      background-color: var(--primary-hover);
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }
    .btn-accent {
      background-color: var(--accent);
      color: #FFFFFF;
    }
    .btn-accent:hover {
      background-color: var(--accent-hover);
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
    }
    .btn-outline-white {
      border-color: rgba(255, 255, 255, 0.4);
      color: #FFFFFF;
      background: transparent;
    }
    .btn-outline-white:hover {
      background: rgba(255, 255, 255, 0.1);
      border-color: #FFFFFF;
    }

    /* 区块通用结构 */
    .section-wrap {
      padding: 88px 0;
    }
    .section-bg-white {
      background-color: var(--bg-white);
    }
    .section-bg-soft {
      background-color: var(--bg-soft);
    }
    .section-bg-main {
      background-color: var(--bg-main);
    }
    .section-bg-dark {
      background-color: var(--bg-dark);
      color: #E2E8F0;
    }
    .section-header {
      margin-bottom: 52px;
      max-width: 820px;
    }
    .section-header.center {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }
    .section-eyebrow {
      display: inline-block;
      font-size: 0.8125rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: var(--primary);
      background-color: rgba(15, 118, 110, 0.1);
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }
    .section-bg-dark .section-eyebrow {
      color: #5EEAD4;
      background-color: rgba(94, 234, 212, 0.15);
    }
    .section-title {
      font-size: 2.125rem;
      font-weight: 800;
      color: var(--text-title);
      line-height: 1.35;
      margin-bottom: 16px;
    }
    .section-bg-dark .section-title {
      color: #FFFFFF;
    }
    .section-lead {
      font-size: 1.0625rem;
      color: var(--text-muted);
      line-height: 1.75;
    }
    .section-bg-dark .section-lead {
      color: #94A3B8;
    }

    /* 板块一：Hero 试用申请与资格说明 */
    .hero-section {
      position: relative;
      background-color: #03201F;
      color: #FFFFFF;
      padding: 96px 0 108px;
      overflow: hidden;
    }
    .hero-bg-overlay {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background-image: url('/assets/images/c1e897daead0df5d.webp');
      background-size: cover;
      background-position: center;
      opacity: 0.18;
      mix-blend-mode: luminosity;
    }
    .hero-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 56px;
      align-items: center;
    }
    .hero-badges-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 24px;
    }
    .hero-badge-tag {
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.2);
      padding: 5px 14px;
      border-radius: var(--radius-full);
      font-size: 0.8125rem;
      color: #CCFBF1;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .hero-h1 {
      font-size: 3rem;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 20px;
      color: #FFFFFF;
    }
    .hero-intro {
      font-size: 1.0625rem;
      line-height: 1.8;
      color: #CBD5E1;
      margin-bottom: 32px;
    }
    .hero-trial-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 36px 32px;
      color: var(--text-body);
      box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .trial-title {
      font-size: 1.375rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 8px;
    }
    .trial-subtitle {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    .trial-form-group {
      margin-bottom: 16px;
    }
    .trial-label {
      display: block;
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--text-title);
      margin-bottom: 6px;
    }
    .trial-input, .trial-select {
      width: 100%;
      padding: 11px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      font-size: 0.9375rem;
      background-color: #F8FAFC;
      outline: none;
      transition: var(--transition);
    }
    .trial-input:focus, .trial-select:focus {
      border-color: var(--primary);
      background-color: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
    }
    .trial-submit-btn {
      width: 100%;
      margin-top: 8px;
      padding: 13px;
      font-size: 1rem;
    }
    .trial-guarantee-note {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-top: 14px;
      justify-content: center;
    }

    /* 板块二：品牌与技术架构参数佐证 */
    .arch-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
    }
    .arch-img-frame {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
    }
    .metric-param-box {
      margin-top: 28px;
      padding: 20px;
      background-color: var(--bg-soft);
      border-left: 4px solid var(--primary);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }
    .metric-param-title {
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 6px;
      font-size: 0.9375rem;
    }
    .metric-param-desc {
      font-size: 0.875rem;
      color: var(--text-body);
      line-height: 1.6;
    }

    /* 板块三：核心痛点与管控方案（6卡网格） */
    .pain-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .pain-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      transition: var(--transition);
    }
    .pain-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #CBD5E1;
    }
    .pain-tag-bad {
      display: inline-block;
      padding: 3px 10px;
      font-size: 0.75rem;
      font-weight: 700;
      color: #DC2626;
      background-color: #FEF2F2;
      border-radius: var(--radius-full);
      margin-bottom: 14px;
    }
    .pain-title {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 12px;
    }
    .pain-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 18px;
      line-height: 1.65;
    }
    .pain-sol-box {
      border-top: 1px dashed var(--border-color);
      padding-top: 14px;
      font-size: 0.875rem;
      color: var(--primary);
      font-weight: 600;
    }

    /* 板块四：热门功能产品矩阵（3列大卡片） */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .feature-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .feature-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-5px);
    }
    .feature-img-wrap {
      height: 200px;
      overflow: hidden;
    }
    .feature-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    .feature-card:hover .feature-img-wrap img {
      transform: scale(1.05);
    }
    .feature-body {
      padding: 28px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .feature-tag {
      align-self: flex-start;
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary);
      background-color: var(--bg-soft);
      padding: 4px 10px;
      border-radius: 4px;
      margin-bottom: 12px;
    }
    .feature-name {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 12px;
    }
    .feature-desc {
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 20px;
      line-height: 1.65;
    }
    .feature-checklist {
      list-style: none;
      margin-bottom: 24px;
      flex-grow: 1;
    }
    .feature-checklist li {
      position: relative;
      padding-left: 20px;
      font-size: 0.875rem;
      color: var(--text-body);
      margin-bottom: 8px;
    }
    .feature-checklist li::before {
      content: "✓";
      position: absolute;
      left: 0;
      color: var(--primary);
      font-weight: 800;
    }

    /* 板块五：深色全景案例与架构理念 */
    .dark-concept-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .concept-card-glass {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-md);
      padding: 32px;
      backdrop-filter: blur(10px);
    }
    .concept-item {
      margin-bottom: 24px;
    }
    .concept-item:last-child {
      margin-bottom: 0;
    }
    .concept-item-title {
      font-size: 1.125rem;
      font-weight: 700;
      color: #5EEAD4;
      margin-bottom: 8px;
    }
    .concept-item-p {
      font-size: 0.875rem;
      color: #CBD5E1;
      line-height: 1.65;
    }

    /* 板块六：时段卡（运营时段排班与资源释放模型） */
    .slot-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .slot-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px 20px;
      text-align: center;
      transition: var(--transition);
    }
    .slot-card:hover {
      border-color: var(--primary);
      transform: translateY(-3px);
      box-shadow: var(--shadow-sm);
    }
    .slot-time {
      display: inline-block;
      font-size: 0.8125rem;
      font-weight: 700;
      color: var(--accent);
      background-color: #FFF7ED;
      padding: 4px 12px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }
    .slot-phase-name {
      font-size: 1.0625rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 8px;
    }
    .slot-phase-desc {
      font-size: 0.8125rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块七：客户落地实施故事（叙事流） */
    .story-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
    }
    .story-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 36px;
      box-shadow: var(--shadow-sm);
    }
    .story-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 16px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--border-color);
    }
    .story-client-name {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-title);
    }
    .story-cycle-tag {
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--primary);
      background-color: var(--bg-soft);
      padding: 3px 8px;
      border-radius: 4px;
    }
    .story-narrative {
      font-size: 0.9375rem;
      line-height: 1.75;
      color: var(--text-body);
      margin-bottom: 20px;
    }
    .story-contrast {
      background: #F8FAFC;
      border-radius: var(--radius-sm);
      padding: 16px;
      font-size: 0.875rem;
    }
    .story-contrast-item {
      display: flex;
      margin-bottom: 8px;
    }
    .story-contrast-item:last-child {
      margin-bottom: 0;
    }
    .contrast-label {
      font-weight: 700;
      min-width: 70px;
      color: var(--text-title);
    }
    .contrast-text {
      color: var(--text-muted);
    }

    /* 板块八：数据指标条 (Data Strip) */
    .data-strip {
      background: #064E3B;
      color: #FFFFFF;
      padding: 64px 0;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    .data-strip-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
      text-align: center;
    }
    .data-strip-item {
      position: relative;
      padding: 0 16px;
    }
    .data-strip-item:not(:last-child)::after {
      content: "";
      position: absolute;
      right: 0;
      top: 20%;
      height: 60%;
      width: 1px;
      background: rgba(255, 255, 255, 0.2);
    }
    .data-strip-num {
      font-size: 2.75rem;
      font-weight: 800;
      color: #FBBF24;
      line-height: 1.1;
      margin-bottom: 8px;
    }
    .data-strip-label {
      font-size: 0.9375rem;
      color: #E2E8F0;
      font-weight: 500;
    }

    /* 板块九：行业专家与实施顾问团队 */
    .team-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .team-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 30px;
      text-align: center;
      transition: var(--transition);
    }
    .team-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .team-avatar-img {
      width: 96px;
      height: 96px;
      border-radius: 50%;
      object-fit: cover;
      margin: 0 auto 16px;
      border: 3px solid var(--bg-soft);
    }
    .team-name {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 4px;
    }
    .team-role {
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 14px;
    }
    .team-bio {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块十：用户真实口碑评价与保障 */
    .testimonial-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .testimonial-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      box-shadow: var(--shadow-sm);
    }
    .testimonial-stars {
      color: #F59E0B;
      font-size: 1rem;
      margin-bottom: 14px;
      letter-spacing: 2px;
    }
    .testimonial-quote {
      font-size: 0.9375rem;
      line-height: 1.7;
      color: var(--text-body);
      margin-bottom: 24px;
      font-style: normal;
    }
    .testimonial-author {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid var(--border-color);
      padding-top: 16px;
    }
    .author-info-box h4 {
      font-size: 0.9375rem;
      font-weight: 700;
      color: var(--text-title);
    }
    .author-info-box p {
      font-size: 0.75rem;
      color: var(--text-muted);
    }

    /* 板块十一：行业资讯与线路精细化运营洞察 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .news-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .news-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-4px);
    }
    .news-card-img {
      height: 190px;
      overflow: hidden;
    }
    .news-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-card-body {
      padding: 24px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .news-card-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-bottom: 10px;
    }
    .news-card-title {
      font-size: 1.125rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 10px;
      line-height: 1.45;
    }
    .news-card-title a:hover {
      color: var(--primary);
    }
    .news-card-summary {
      font-size: 0.875rem;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 18px;
      flex-grow: 1;
    }
    .news-read-more {
      font-size: 0.875rem;
      font-weight: 600;
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 板块十二：多端生态集成体系 */
    .ecosystem-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .eco-item-card {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }
    .eco-badge {
      display: inline-block;
      width: 44px;
      height: 44px;
      line-height: 44px;
      border-radius: 50%;
      background: var(--bg-soft);
      color: var(--primary);
      font-weight: 800;
      font-size: 1.125rem;
      margin-bottom: 14px;
    }
    .eco-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-title);
      margin-bottom: 6px;
    }
    .eco-desc {
      font-size: 0.8125rem;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 板块十三：业务常见问题解答 FAQ */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .faq-summary {
      padding: 18px 24px;
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-title);
      cursor: pointer;
      list-style: none;
      position: relative;
      user-select: none;
    }
    .faq-summary::-webkit-details-marker {
      display: none;
    }
    .faq-summary::after {
      content: "+";
      position: absolute;
      right: 24px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 1.25rem;
      color: var(--primary);
      font-weight: bold;
    }
    details[open] .faq-summary::after {
      content: "−";
    }
    .faq-answer {
      padding: 0 24px 20px 24px;
      font-size: 0.9375rem;
      color: var(--text-body);
      line-height: 1.7;
      border-top: 1px solid #F1F5F9;
      padding-top: 14px;
    }

    /* 板块十四：底线预约咨询与方案演示 */
    .final-cta-wrap {
      background: linear-gradient(135deg, #042F2E 0%, #0F766E 100%);
      border-radius: var(--radius-md);
      padding: 64px 48px;
      color: #FFFFFF;
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 48px;
      align-items: center;
    }
    .final-cta-title {
      font-size: 2rem;
      font-weight: 800;
      line-height: 1.35;
      margin-bottom: 16px;
    }
    .final-cta-desc {
      font-size: 1rem;
      color: #CCFBF1;
      line-height: 1.7;
      margin-bottom: 24px;
    }
    .consult-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      padding: 28px;
      color: var(--text-body);
    }
    .consult-input {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      font-size: 0.875rem;
    }
    .consult-submit {
      width: 100%;
      padding: 12px;
      font-weight: 700;
    }

    /* 页脚 Footer */
    .site-footer {
      background-color: #021B1A;
      color: #94A3B8;
      font-size: 0.875rem;
      padding-top: 72px;
      padding-bottom: 36px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 48px;
      margin-bottom: 56px;
    }
    .footer-brand-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 16px;
    }
    .footer-brand-desc {
      line-height: 1.7;
      margin-bottom: 20px;
      font-size: 0.875rem;
    }
    .footer-col-title {
      font-size: 0.9375rem;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 20px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a:hover {
      color: #5EEAD4;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 28px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.8125rem;
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .arch-grid, .dark-concept-wrap, .final-cta-wrap {
        grid-template-columns: 1fr;
      }
      .pain-grid, .feature-grid, .team-grid, .testimonial-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .slot-grid, .ecosystem-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .data-strip-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
      }
      .data-strip-item:not(:last-child)::after {
        display: none;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .topbar {
        display: none;
      }
      .nav-menu {
        display: none;
      }
      .section-wrap {
        padding: 56px 0;
      }
      .hero-h1 {
        font-size: 2.125rem;
      }
      .section-title {
        font-size: 1.625rem;
      }
      .pain-grid, .feature-grid, .story-grid, .team-grid, .testimonial-grid, .news-grid, .slot-grid, .ecosystem-grid {
        grid-template-columns: 1fr;
      }
      .data-strip-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .final-cta-wrap {
        padding: 36px 20px;
      }
    }