/* roulang page: index */
:root {
      --bg-dark: #0B0F19;
      --bg-alt: #111827;
      --bg-subtle: #1a2234;
      --bg-light: #F8FAFC;
      --text-main: #F9FAFB;
      --text-muted: #94A3B8;
      --text-dark: #0F172A;
      --text-dark-muted: #475569;
      --primary: #0EA5E9;
      --primary-hover: #38BDF8;
      --accent-green: #10B981;
      --accent-purple: #6366F1;
      --border-dark: #1E293B;
      --border-light: #E2E8F0;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
      --shadow-lg: 0 16px 36px -8px rgba(2, 6, 23, 0.5);
      --shadow-glow: 0 0 24px rgba(14, 165, 233, 0.25);
      --container-max: 1240px;
      --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

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

    body {
      font-family: var(--font-sans);
      background-color: var(--bg-dark);
      color: var(--text-main);
      line-height: 1.7;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.2s ease;
    }

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

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

    /* 顶部细条信息区 */
    .top-bar {
      background-color: #070A10;
      border-bottom: 1px solid #161F30;
      height: 38px;
      font-size: 13px;
      color: var(--text-muted);
      display: flex;
      align-items: center;
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
    }
    .top-status {
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      background-color: var(--accent-green);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--accent-green);
      animation: pulseGreen 2s infinite ease-in-out;
    }
    .top-links {
      display: flex;
      gap: 20px;
      align-items: center;
    }
    .top-links a:hover {
      color: var(--primary);
    }

    /* 主导航 */
    .main-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(11, 15, 25, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border-dark);
      height: 72px;
      display: flex;
      align-items: center;
    }
    .navbar {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 700;
      letter-spacing: -0.5px;
      color: var(--text-main);
    }
    .brand-logo .logo-mark {
      width: 32px;
      height: 32px;
      border-radius: 8px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--accent-purple) 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 2px 10px rgba(14, 165, 233, 0.4);
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-item a {
      font-size: 15px;
      font-weight: 500;
      color: #CBD5E1;
      position: relative;
      padding: 6px 0;
    }
    .nav-item a:hover {
      color: var(--primary-hover);
    }
    .nav-item a::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary);
      transition: width 0.25s ease;
    }
    .nav-item a:hover::after {
      width: 100%;
    }
    .nav-cta {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .mobile-toggle {
      display: none;
      background: none;
      border: none;
      color: #fff;
      font-size: 24px;
      cursor: pointer;
    }

    /* 按钮与通用原子组件 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      font-weight: 600;
      padding: 11px 24px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: all 0.25s ease;
      gap: 8px;
      border: 1px solid transparent;
      white-space: nowrap;
    }
    .btn-primary {
      background: linear-gradient(180deg, #0284c7 0%, var(--primary) 100%);
      color: #fff;
      box-shadow: 0 4px 14px rgba(14, 165, 233, 0.35);
    }
    .btn-primary:hover {
      background: linear-gradient(180deg, var(--primary) 0%, var(--primary-hover) 100%);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(14, 165, 233, 0.5);
    }
    .btn-secondary {
      background-color: rgba(30, 41, 59, 0.6);
      border-color: #334155;
      color: #E2E8F0;
    }
    .btn-secondary:hover {
      background-color: #1e293b;
      border-color: var(--primary);
      color: #fff;
      transform: translateY(-2px);
    }
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 4px 12px;
      border-radius: 9999px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.3px;
      background: rgba(14, 165, 233, 0.12);
      border: 1px solid rgba(14, 165, 233, 0.3);
      color: var(--primary-hover);
    }

    /* 区域基类 */
    .section {
      padding: 96px 0;
      position: relative;
    }
    .section-alt {
      background-color: var(--bg-alt);
    }
    .section-darker {
      background-color: #070B14;
    }
    .section-light-bg {
      background-color: var(--bg-light);
      color: var(--text-dark);
    }
    .section-header {
      margin-bottom: 56px;
      text-align: center;
    }
    .section-header.left-aligned {
      text-align: left;
    }
    .section-header h2 {
      font-size: 32px;
      font-weight: 700;
      line-height: 1.3;
      margin-top: 14px;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-light-bg .section-header h2 {
      color: var(--text-dark);
    }
    .section-header p {
      max-width: 760px;
      margin-left: auto;
      margin-right: auto;
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.75;
    }
    .section-light-bg .section-header p {
      color: var(--text-dark-muted);
    }
    .section-header.left-aligned p {
      margin-left: 0;
    }

    /* 板块 1: Hero 对比选型与主视觉 */
    .hero-section {
      position: relative;
      padding: 70px 0 90px;
      overflow: hidden;
      background: radial-gradient(circle at 50% 10%, rgba(14, 165, 233, 0.15) 0%, transparent 60%);
    }
    .hero-backdrop-img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.12;
      z-index: 0;
      pointer-events: none;
    }
    .hero-content {
      position: relative;
      z-index: 1;
    }
    .hero-headline {
      text-align: center;
      max-width: 980px;
      margin: 0 auto 40px;
    }
    .hero-headline h1 {
      font-size: 44px;
      line-height: 1.25;
      font-weight: 800;
      margin-bottom: 20px;
      letter-spacing: -1px;
      background: linear-gradient(180deg, #FFFFFF 30%, #94A3B8 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-headline p {
      font-size: 17px;
      color: #94A3B8;
      max-width: 820px;
      margin: 0 auto 30px;
      line-height: 1.8;
    }
    .hero-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
    }
    /* 对比选型卡片前置 (蓝图要求) */
    .hero-compare-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      margin-top: 50px;
      align-items: stretch;
    }
    .compare-card {
      background: #0f1626;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 32px 28px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
      transition: all 0.3s ease;
    }
    .compare-card:hover {
      transform: translateY(-4px);
      border-color: #334155;
      box-shadow: var(--shadow-lg);
    }
    .compare-card.recommended {
      background: linear-gradient(180deg, #131c33 0%, #0d1527 100%);
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-glow);
      transform: scale(1.02);
    }
    .compare-card.recommended:hover {
      transform: scale(1.02) translateY(-4px);
    }
    .recommend-badge {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--primary);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 3px 14px;
      border-radius: 9999px;
      text-transform: uppercase;
      box-shadow: 0 4px 10px rgba(14, 165, 233, 0.4);
    }
    .compare-card h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 8px;
      color: #fff;
    }
    .compare-card .spec-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
      min-height: 42px;
    }
    .compare-features {
      list-style: none;
      margin-bottom: 24px;
      border-top: 1px solid #1e293b;
      padding-top: 18px;
    }
    .compare-features li {
      font-size: 14px;
      color: #CBD5E1;
      margin-bottom: 10px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .compare-features li span.icon-check {
      color: var(--accent-green);
      font-weight: bold;
    }

    /* 板块 2: 核心指标条 Metrics Bar */
    .metrics-bar {
      border-top: 1px solid var(--border-dark);
      border-bottom: 1px solid var(--border-dark);
      background-color: #070B14;
      padding: 36px 0;
    }
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      text-align: center;
    }
    .metric-item {
      padding: 8px 16px;
      border-right: 1px solid #1b263b;
    }
    .metric-item:last-child {
      border-right: none;
    }
    .metric-val {
      font-size: 38px;
      font-weight: 800;
      color: var(--primary-hover);
      line-height: 1.1;
      margin-bottom: 6px;
      font-variant-numeric: tabular-nums;
    }
    .metric-lbl {
      font-size: 14px;
      color: var(--text-muted);
      font-weight: 500;
    }

    /* 板块 3: 架构底座解构区 */
    .arch-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      align-items: center;
    }
    .arch-stack {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .arch-layer {
      background: #0f1626;
      border: 1px solid var(--border-dark);
      border-left: 4px solid var(--primary);
      padding: 18px 24px;
      border-radius: var(--radius-sm);
      transition: all 0.3s ease;
    }
    .arch-layer:hover {
      background: #141e33;
      transform: translateX(6px);
      border-color: #38bdf8;
    }
    .arch-layer-title {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      display: flex;
      justify-content: space-between;
      margin-bottom: 6px;
    }
    .arch-layer-desc {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 板块 4: 入口矩阵与6大能力网格 */
    .capabilities-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .cap-card {
      background: #0f172a;
      border: 1px solid var(--border-dark);
      padding: 32px 26px;
      border-radius: var(--radius-md);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .cap-card:hover {
      border-color: var(--primary);
      transform: translateY(-4px);
      box-shadow: 0 10px 24px rgba(2, 6, 23, 0.4);
    }
    .cap-icon {
      width: 46px;
      height: 46px;
      background: rgba(14, 165, 233, 0.12);
      border-radius: 10px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      color: var(--primary);
      font-weight: 700;
      font-size: 18px;
    }
    .cap-card h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 12px;
      color: #fff;
    }
    .cap-card p {
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.7;
    }

    /* 板块 5: 最新动态与KPI组件 */
    .news-kpi-wrap {
      display: grid;
      grid-template-columns: 2fr 1fr;
      gap: 30px;
    }
    .stream-table {
      background: #0d1424;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .stream-row {
      display: grid;
      grid-template-columns: 140px 1fr 100px;
      padding: 18px 24px;
      border-bottom: 1px solid #162035;
      align-items: center;
      font-size: 14px;
    }
    .stream-row:last-child {
      border-bottom: none;
    }
    .stream-time {
      color: var(--text-muted);
      font-size: 13px;
    }
    .stream-content {
      color: #E2E8F0;
      font-weight: 500;
    }
    .stream-tag {
      text-align: right;
    }
    .tag-pill {
      font-size: 12px;
      padding: 3px 8px;
      border-radius: 4px;
      background: rgba(16, 185, 129, 0.15);
      color: var(--accent-green);
      font-weight: 600;
    }
    .kpi-side-card {
      background: linear-gradient(145deg, #131d33 0%, #0d1527 100%);
      border: 1px solid #23334d;
      border-radius: var(--radius-md);
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 20px;
    }
    .kpi-stat-block {
      border-bottom: 1px solid #1e2e4a;
      padding-bottom: 14px;
    }
    .kpi-stat-block:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }
    .kpi-stat-num {
      font-size: 28px;
      font-weight: 700;
      color: #38BDF8;
    }
    .kpi-stat-note {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 板块 6: 3大主力产品套件 */
    .suites-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .suite-card {
      background: #0f172a;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .suite-card:hover {
      transform: translateY(-5px);
      border-color: #334155;
      box-shadow: var(--shadow-lg);
    }
    .suite-img-wrap {
      height: 190px;
      overflow: hidden;
      position: relative;
    }
    .suite-img-wrap img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .suite-card:hover .suite-img-wrap img {
      transform: scale(1.05);
    }
    .suite-body {
      padding: 26px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .suite-body h3 {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 10px;
      color: #fff;
    }
    .suite-body p {
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 18px;
    }
    .suite-features-list {
      list-style: none;
      margin-bottom: 24px;
    }
    .suite-features-list li {
      font-size: 13.5px;
      color: #CBD5E1;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .suite-features-list li::before {
      content: "•";
      color: var(--primary);
      font-weight: bold;
      font-size: 18px;
    }

    /* 板块 7: 沉浸式暗黑底座技术架构拓扑 */
    .tech-paradigm {
      background: #050811;
      border-top: 1px solid #141c2e;
      border-bottom: 1px solid #141c2e;
      padding: 90px 0;
    }
    .topo-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
      margin-top: 40px;
    }
    .topo-node {
      background: #0a0f1d;
      border: 1px solid #19243b;
      padding: 30px;
      border-radius: var(--radius-md);
      position: relative;
    }
    .topo-node::before {
      content: "";
      position: absolute;
      top: 0;
      left: 30px;
      right: 30px;
      height: 2px;
      background: linear-gradient(90deg, transparent, var(--primary), transparent);
    }
    .topo-node h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 12px;
      color: #F8FAFC;
    }
    .topo-node p {
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* 板块 8: 全场景落地矩阵 (浅色交替高质感板块) */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 28px;
    }
    .solution-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 32px;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
      transition: all 0.3s ease;
    }
    .solution-card:hover {
      box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
      transform: translateY(-3px);
    }
    .solution-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 12px;
    }
    .solution-card p {
      font-size: 15px;
      color: var(--text-dark-muted);
      line-height: 1.75;
      margin-bottom: 18px;
    }
    .sol-points {
      list-style: none;
      border-top: 1px solid #F1F5F9;
      padding-top: 14px;
    }
    .sol-points li {
      font-size: 13.5px;
      color: #334155;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sol-points li::before {
      content: "✓";
      color: var(--primary);
      font-weight: 800;
    }

    /* 板块 9: 交互演示与界面剖析 */
    .showcase-console {
      background: #080D18;
      border: 1px solid #1E293B;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
    }
    .console-topbar {
      background: #0F172A;
      padding: 14px 20px;
      display: flex;
      align-items: center;
      gap: 12px;
      border-bottom: 1px solid #1E293B;
    }
    .console-dots {
      display: flex;
      gap: 6px;
    }
    .console-dot {
      width: 11px;
      height: 11px;
      border-radius: 50%;
    }
    .dot-r { background-color: #EF4444; }
    .dot-y { background-color: #F59E0B; }
    .dot-g { background-color: #10B981; }
    .console-title-pill {
      font-size: 12px;
      color: #94A3B8;
      background: #1E293B;
      padding: 4px 16px;
      border-radius: 9999px;
    }
    .console-body {
      display: grid;
      grid-template-columns: 280px 1fr;
      min-height: 480px;
    }
    .console-nav-sidebar {
      background: #0B1120;
      border-right: 1px solid #1E293B;
      padding: 20px;
    }
    .console-feature-item {
      padding: 12px 14px;
      border-radius: 6px;
      margin-bottom: 8px;
      font-size: 14px;
      font-weight: 500;
      color: #94A3B8;
      cursor: pointer;
      border-left: 3px solid transparent;
      transition: all 0.2s ease;
    }
    .console-feature-item.active,
    .console-feature-item:hover {
      background: #141F36;
      color: #38BDF8;
      border-left-color: var(--primary);
    }
    .console-workspace {
      padding: 24px;
      position: relative;
    }
    .workspace-banner {
      height: 100%;
      border-radius: var(--radius-md);
      overflow: hidden;
      position: relative;
      border: 1px solid #1E293B;
    }
    .workspace-banner img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .workspace-hotspots {
      position: absolute;
      inset: 0;
      background: rgba(11, 15, 25, 0.45);
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      padding: 24px;
    }
    .hotspot-card {
      background: rgba(15, 23, 42, 0.88);
      border: 1px solid rgba(56, 189, 248, 0.35);
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      backdrop-filter: blur(8px);
    }
    .hotspot-card h4 {
      font-size: 15px;
      color: #38BDF8;
      margin-bottom: 6px;
      font-weight: 700;
    }
    .hotspot-card p {
      font-size: 13px;
      color: #CBD5E1;
      line-height: 1.6;
    }

    /* 板块 10: 行业标杆用户故事 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 32px;
    }
    .case-card {
      background: #0F172A;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 36px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .case-badge {
      display: inline-block;
      font-size: 13px;
      color: #38BDF8;
      background: rgba(14, 165, 233, 0.12);
      padding: 4px 10px;
      border-radius: 4px;
      margin-bottom: 14px;
    }
    .case-card h3 {
      font-size: 21px;
      font-weight: 700;
      margin-bottom: 14px;
      color: #FFFFFF;
    }
    .case-card p.case-desc {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .case-metrics-row {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      background: #090E1B;
      padding: 16px;
      border-radius: var(--radius-sm);
      margin-bottom: 24px;
    }
    .case-stat-num {
      font-size: 26px;
      font-weight: 800;
      color: var(--accent-green);
    }
    .case-stat-note {
      font-size: 13px;
      color: #94A3B8;
    }
    .case-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid #1E293B;
      padding-top: 18px;
    }
    .author-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #1E293B;
      overflow: hidden;
    }
    .author-info h5 {
      font-size: 14.5px;
      color: #FFFFFF;
      margin-bottom: 2px;
    }
    .author-info span {
      font-size: 12.5px;
      color: var(--text-muted);
    }

    /* 板块 11: 模块化套餐与私有化部署 */
    .pricing-table-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
      align-items: stretch;
    }
    .plan-box {
      background: #0F172A;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      padding: 36px 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }
    .plan-box.featured {
      background: #111C35;
      border: 2px solid var(--primary);
      box-shadow: var(--shadow-glow);
    }
    .plan-tag {
      position: absolute;
      top: -13px;
      right: 28px;
      background: var(--primary);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 2px 12px;
      border-radius: 9999px;
    }
    .plan-header h3 {
      font-size: 22px;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 8px;
    }
    .plan-desc {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .plan-price {
      font-size: 34px;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 24px;
      display: flex;
      align-items: baseline;
      gap: 6px;
    }
    .plan-price span.unit {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-muted);
    }
    .plan-specs {
      list-style: none;
      border-top: 1px solid #1E293B;
      padding-top: 22px;
      margin-bottom: 30px;
    }
    .plan-specs li {
      font-size: 14px;
      color: #CBD5E1;
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .plan-specs li span.check {
      color: var(--accent-green);
      font-weight: bold;
    }

    /* 板块 12: 用户口碑与评价墙 */
    .reviews-masonry {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-item {
      background: #0F172A;
      border: 1px solid var(--border-dark);
      padding: 26px;
      border-radius: var(--radius-md);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .stars {
      color: #F59E0B;
      margin-bottom: 12px;
      font-size: 14px;
      letter-spacing: 2px;
    }
    .review-body {
      font-size: 14.5px;
      color: #CBD5E1;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .reviewer-meta strong {
      font-size: 14px;
      color: #FFFFFF;
      display: block;
    }
    .reviewer-meta span {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 13: 行业前沿资讯与架构指南 */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }
    .insight-card {
      background: #0F172A;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .insight-card:hover {
      transform: translateY(-4px);
      border-color: #334155;
    }
    .insight-thumb {
      height: 160px;
      overflow: hidden;
    }
    .insight-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .insight-text {
      padding: 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .insight-date {
      font-size: 12.5px;
      color: #64748B;
      margin-bottom: 8px;
    }
    .insight-text h3 {
      font-size: 17px;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .insight-text p {
      font-size: 13.5px;
      color: var(--text-muted);
      line-height: 1.65;
      margin-bottom: 16px;
    }
    .insight-link {
      font-size: 14px;
      color: var(--primary);
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }
    .insight-link:hover {
      color: var(--primary-hover);
    }

    /* 板块 14: 核心高频疑问手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #0F172A;
      border: 1px solid var(--border-dark);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .faq-question {
      padding: 20px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      user-select: none;
      font-size: 16px;
      font-weight: 600;
      color: #F8FAFC;
      transition: background-color 0.2s ease;
    }
    .faq-question:hover {
      background-color: #141F36;
    }
    .faq-indicator {
      font-size: 20px;
      color: var(--primary);
      transition: transform 0.25s ease;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      background: #0B1120;
      padding: 0 24px;
    }
    .faq-item.active .faq-answer {
      max-height: 220px;
      padding: 16px 24px 22px;
      border-top: 1px solid #1E293B;
    }
    .faq-item.active .faq-indicator {
      transform: rotate(45deg);
    }
    .faq-answer p {
      font-size: 14.5px;
      color: var(--text-muted);
      line-height: 1.75;
    }

    /* 板块 15: 全局收口 CTA 行动区 */
    .cta-banner-wrapper {
      background: linear-gradient(135deg, #0C1E3C 0%, #081124 100%);
      border: 1px solid #1E3A8A;
      border-radius: var(--radius-lg);
      padding: 56px 48px;
      display: grid;
      grid-template-columns: 1.3fr 1fr;
      gap: 40px;
      align-items: center;
      box-shadow: 0 20px 40px rgba(2, 6, 23, 0.6);
    }
    .cta-text h2 {
      font-size: 32px;
      font-weight: 800;
      color: #FFFFFF;
      margin-bottom: 14px;
      line-height: 1.3;
    }
    .cta-text p {
      font-size: 15.5px;
      color: #94A3B8;
      line-height: 1.75;
      margin-bottom: 20px;
    }
    .cta-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }
    .cta-pill {
      font-size: 13px;
      color: #CBD5E1;
      background: rgba(255, 255, 255, 0.06);
      padding: 5px 12px;
      border-radius: 4px;
      border: 1px solid rgba(255, 255, 255, 0.1);
    }
    .cta-form-box {
      background: rgba(15, 23, 42, 0.95);
      border: 1px solid #283B63;
      border-radius: var(--radius-md);
      padding: 30px;
    }
    .cta-form-box h3 {
      font-size: 18px;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 8px;
    }
    .cta-form-box p.form-sub {
      font-size: 13px;
      color: var(--text-muted);
      margin-bottom: 20px;
    }
    .form-group {
      margin-bottom: 14px;
    }
    .form-input {
      width: 100%;
      height: 44px;
      background: #090E1A;
      border: 1px solid #1E293B;
      border-radius: var(--radius-sm);
      padding: 0 14px;
      color: #FFFFFF;
      font-size: 14px;
      outline: none;
      transition: border-color 0.2s ease;
    }
    .form-input:focus {
      border-color: var(--primary);
    }
    .form-submit-btn {
      width: 100%;
      height: 46px;
      margin-top: 6px;
    }
    .form-privacy-note {
      font-size: 12px;
      color: #64748B;
      margin-top: 10px;
      text-align: center;
    }

    /* 全局统一页脚 */
    .site-footer {
      background-color: #06090E;
      border-top: 1px solid #141C2E;
      padding: 70px 0 30px;
      font-size: 14px;
      color: #94A3B8;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-brand h4 {
      font-size: 20px;
      font-weight: 700;
      color: #FFFFFF;
      margin-bottom: 14px;
    }
    .footer-brand p {
      line-height: 1.7;
      margin-bottom: 18px;
      max-width: 320px;
      font-size: 13.5px;
    }
    .footer-col h5 {
      font-size: 15px;
      font-weight: 600;
      color: #FFFFFF;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a:hover {
      color: var(--primary);
    }
    .footer-contact-item {
      margin-bottom: 10px;
      line-height: 1.6;
      font-size: 13.5px;
    }
    .footer-bottom {
      border-top: 1px solid #141C2E;
      padding-top: 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 13px;
    }
    .footer-bottom a {
      color: #64748B;
    }
    .footer-bottom a:hover {
      color: var(--primary);
    }

    /* 移动端与响应式适配断点 */
    @media (max-width: 1024px) {
      .hero-compare-grid,
      .capabilities-grid,
      .suites-grid,
      .topo-grid,
      .pricing-table-grid,
      .reviews-masonry,
      .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-top {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-layout,
      .cta-banner-wrapper {
        grid-template-columns: 1fr;
      }
      .console-body {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-menu {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: #0B0F19;
        flex-direction: column;
        padding: 24px;
        border-bottom: 1px solid #1E293B;
      }
      .nav-menu.open {
        display: flex;
      }
      .mobile-toggle {
        display: block;
      }
      .hero-headline h1 {
        font-size: 32px;
      }
      .hero-compare-grid,
      .metrics-grid,
      .capabilities-grid,
      .news-kpi-wrap,
      .suites-grid,
      .topo-grid,
      .solutions-grid,
      .cases-grid,
      .pricing-table-grid,
      .reviews-masonry,
      .insights-grid,
      .footer-top {
        grid-template-columns: 1fr;
      }
      .metric-item {
        border-right: none;
        border-bottom: 1px solid #1B263B;
        padding: 16px 0;
      }
      .metric-item:last-child {
        border-bottom: none;
      }
      .cta-banner-wrapper {
        padding: 32px 20px;
      }
      .stream-row {
        grid-template-columns: 1fr;
        gap: 6px;
      }
      .stream-tag {
        text-align: left;
      }
    }

    @keyframes pulseGreen {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.6; transform: scale(0.9); }
    }