/* roulang page: index */
:root {
      --bg-arena: #0A0D14;
      --bg-card: #121722;
      --bg-surface: #181F2E;
      --primary-neon: #00FF88;
      --accent-cyan: #00E5FF;
      --accent-orange: #FF3B30;
      --text-white: #F8FAFC;
      --text-silver: #94A3B8;
      --text-dark-silver: #64748B;
      --border-glow: rgba(0, 255, 136, 0.18);
      --border-cyan: rgba(0, 229, 255, 0.22);
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --font-mono: "SF Mono", "Roboto Mono", Menlo, Consolas, Monaco, monospace;
      --radius-sm: 6px;
      --radius-md: 10px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--bg-arena);
      color: var(--text-white);
      font-family: var(--font-stack);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }
    a:hover {
      color: var(--primary-neon);
    }
    /* SaaS Command Header */
    .saas-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 72px;
      background: rgba(10, 13, 20, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(0, 255, 136, 0.12);
      z-index: 1000;
      display: flex;
      align-items: center;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-white);
    }
    .brand-logo .live-pulse {
      width: 12px;
      height: 12px;
      background: var(--primary-neon);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--primary-neon);
      animation: pulse 1.8s infinite ease-in-out;
    }
    @keyframes pulse {
      0%, 100% { transform: scale(1); opacity: 1; }
      50% { transform: scale(1.4); opacity: 0.6; }
    }
    .main-nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
    }
    .nav-item a {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-silver);
      position: relative;
      padding: 8px 0;
    }
    .nav-item a.active,
    .nav-item a:hover {
      color: var(--text-white);
    }
    .nav-item a.active::after,
    .nav-item a:hover::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary-neon);
      box-shadow: 0 0 8px var(--primary-neon);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .cmd-search-box {
      display: flex;
      align-items: center;
      gap: 8px;
      background: var(--bg-surface);
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 0.85rem;
      color: var(--text-dark-silver);
      cursor: pointer;
      transition: all 0.2s ease;
    }
    .cmd-search-box:hover {
      border-color: var(--accent-cyan);
      color: var(--text-silver);
    }
    .cmd-badge {
      background: rgba(255, 255, 255, 0.08);
      font-family: var(--font-mono);
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 0.75rem;
    }
    .btn-action-glow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, #00FF88 0%, #00E5FF 100%);
      color: #05070A;
      font-weight: 800;
      font-size: 0.9rem;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 18px rgba(0, 255, 136, 0.35);
      transition: all 0.25s ease;
    }
    .btn-action-glow:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(0, 229, 255, 0.5);
      color: #000;
    }
    .btn-outline-glow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: var(--text-white);
      border: 1px solid var(--accent-cyan);
      font-weight: 700;
      font-size: 0.9rem;
      padding: 9px 20px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: all 0.25s ease;
    }
    .btn-outline-glow:hover {
      background: rgba(0, 229, 255, 0.1);
      box-shadow: 0 0 16px rgba(0, 229, 255, 0.3);
      color: var(--accent-cyan);
    }

    /* Page Main Container */
    main {
      padding-top: 72px;
    }
    .section-spacing {
      padding: 85px 0;
      position: relative;
    }
    .section-divider {
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .section-header {
      margin-bottom: 48px;
      text-align: center;
    }
    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-family: var(--font-mono);
      font-size: 0.8rem;
      color: var(--primary-neon);
      text-transform: uppercase;
      letter-spacing: 1.5px;
      background: rgba(0, 255, 136, 0.08);
      border: 1px solid rgba(0, 255, 136, 0.2);
      padding: 4px 12px;
      border-radius: 4px;
      margin-bottom: 14px;
    }
    .section-title {
      font-size: 2.2rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-white);
      margin-bottom: 16px;
    }
    .section-lead {
      color: var(--text-silver);
      font-size: 1.05rem;
      max-width: 760px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* Standard Card Component */
    .arena-card {
      background: var(--bg-card);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-md);
      padding: 28px;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
      height: 100%;
    }
    .arena-card:hover {
      border-color: var(--accent-cyan);
      box-shadow: 0 10px 30px rgba(0, 229, 255, 0.15);
      transform: translateY(-3px);
    }

    /* Section 1: Hero Indicator Dashboard */
    .hero-dashboard {
      padding: 90px 0 70px;
      background: radial-gradient(circle at 50% 20%, rgba(0, 229, 255, 0.08) 0%, rgba(10, 13, 20, 0.95) 75%);
    }
    .hero-badge-live {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(255, 59, 48, 0.15);
      border: 1px solid var(--accent-orange);
      color: var(--accent-orange);
      font-size: 0.8rem;
      font-family: var(--font-mono);
      font-weight: 700;
      padding: 5px 14px;
      border-radius: 20px;
      margin-bottom: 20px;
    }
    .hero-badge-live i {
      font-size: 0.6rem;
      animation: blink 1.2s infinite ease;
    }
    @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.2; } }
    .hero-h1 {
      font-size: 3.1rem;
      font-weight: 900;
      line-height: 1.2;
      letter-spacing: -1px;
      margin-bottom: 24px;
      background: linear-gradient(135deg, #FFFFFF 30%, var(--accent-cyan) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      color: var(--text-silver);
      font-size: 1.15rem;
      line-height: 1.8;
      margin-bottom: 36px;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .scoreboard-strip {
      background: #0E131E;
      border: 1px solid rgba(0, 255, 136, 0.25);
      border-radius: var(--radius-md);
      box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
      padding: 30px;
      margin-top: 40px;
    }
    .metric-box {
      text-align: center;
      border-right: 1px solid rgba(255, 255, 255, 0.08);
      padding: 10px 20px;
    }
    .metric-box:last-child {
      border-right: none;
    }
    .metric-value {
      font-family: var(--font-mono);
      font-size: 2.5rem;
      font-weight: 800;
      color: var(--primary-neon);
      line-height: 1.1;
      margin-bottom: 6px;
      text-shadow: 0 0 15px rgba(0, 255, 136, 0.4);
    }
    .metric-value.cyan {
      color: var(--accent-cyan);
      text-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
    }
    .metric-label {
      color: var(--text-dark-silver);
      font-size: 0.85rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.8px;
    }

    /* Section 2: Service Matrix */
    .service-card-icon {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-sm);
      background: rgba(0, 229, 255, 0.1);
      border: 1px solid rgba(0, 229, 255, 0.3);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--accent-cyan);
      font-size: 1.4rem;
      margin-bottom: 20px;
    }
    .service-card-title {
      font-size: 1.25rem;
      font-weight: 700;
      margin-bottom: 12px;
      color: var(--text-white);
    }
    .service-card-desc {
      color: var(--text-silver);
      font-size: 0.95rem;
      line-height: 1.6;
    }

    /* Section 3: Comparison Board */
    .compare-board {
      background: var(--bg-card);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .compare-header {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      padding: 18px 24px;
      background: var(--bg-surface);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      font-weight: 800;
      font-size: 0.95rem;
    }
    .compare-row {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      padding: 18px 24px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      align-items: center;
      font-size: 0.95rem;
    }
    .compare-row:last-child {
      border-bottom: none;
    }
    .compare-feature {
      color: var(--text-white);
      font-weight: 600;
    }
    .compare-good {
      color: var(--primary-neon);
      font-weight: 700;
      font-family: var(--font-mono);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .compare-bad {
      color: var(--text-dark-silver);
      font-family: var(--font-mono);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    /* Section 4: Milestone Pipeline */
    .pipeline-track {
      position: relative;
      padding: 30px 0;
    }
    .pipeline-step {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
      height: 100%;
    }
    .pipeline-step.active {
      border-color: var(--primary-neon);
      box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
    }
    .step-version {
      font-family: var(--font-mono);
      font-size: 0.85rem;
      font-weight: 800;
      color: var(--accent-cyan);
      margin-bottom: 8px;
    }
    .step-title {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 10px;
    }
    .step-desc {
      color: var(--text-silver);
      font-size: 0.9rem;
      line-height: 1.6;
    }

    /* Section 5: News & Dispatch */
    .news-dispatch-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: all 0.25s ease;
    }
    .news-dispatch-card:hover {
      border-color: var(--primary-neon);
      transform: translateY(-4px);
    }
    .news-badge {
      background: rgba(0, 229, 255, 0.12);
      color: var(--accent-cyan);
      font-size: 0.75rem;
      font-family: var(--font-mono);
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .news-title {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .news-summary {
      color: var(--text-silver);
      font-size: 0.9rem;
      line-height: 1.6;
      flex-grow: 1;
    }
    .news-meta {
      display: flex;
      justify-content: space-between;
      color: var(--text-dark-silver);
      font-size: 0.8rem;
      margin-top: 16px;
      padding-top: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      font-family: var(--font-mono);
    }

    /* Section 6: Security & Shield Matrix */
    .shield-badge-card {
      background: var(--bg-surface);
      border: 1px solid rgba(0, 255, 136, 0.15);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
      transition: all 0.3s ease;
    }
    .shield-badge-card:hover {
      border-color: var(--primary-neon);
      box-shadow: 0 0 25px rgba(0, 255, 136, 0.2);
    }
    .shield-icon {
      font-size: 2rem;
      color: var(--primary-neon);
      margin-bottom: 14px;
    }
    .shield-name {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 8px;
    }
    .shield-desc {
      color: var(--text-silver);
      font-size: 0.85rem;
      line-height: 1.5;
    }

    /* Section 7: Quick Troubleshoot Cards */
    .troubleshoot-card {
      background: var(--bg-card);
      border-left: 3px solid var(--accent-cyan);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      padding: 20px 24px;
      margin-bottom: 16px;
    }
    .troubleshoot-q {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .troubleshoot-a {
      color: var(--text-silver);
      font-size: 0.92rem;
      line-height: 1.65;
    }

    /* Section 8: FAQ Accordion */
    .faq-panel-item {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-sm);
      margin-bottom: 12px;
      overflow: hidden;
    }
    .faq-query {
      padding: 18px 24px;
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }
    .faq-query i {
      color: var(--accent-cyan);
      transition: transform 0.2s ease;
    }
    .faq-answer {
      padding: 0 24px 20px 24px;
      color: var(--text-silver);
      font-size: 0.92rem;
      line-height: 1.7;
    }

    /* Section 9: Activation Form */
    .console-form-container {
      background: #0D121B;
      border: 1px solid rgba(0, 229, 255, 0.3);
      border-radius: var(--radius-md);
      padding: 40px 32px;
      max-width: 760px;
      margin: 0 auto;
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
    }
    .form-ctrl-group {
      margin-bottom: 20px;
    }
    .form-ctrl-label {
      font-size: 0.85rem;
      font-weight: 700;
      color: var(--text-silver);
      margin-bottom: 8px;
      display: block;
      font-family: var(--font-mono);
    }
    .form-ctrl-input {
      width: 100%;
      background: var(--bg-arena);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-sm);
      color: var(--text-white);
      padding: 12px 16px;
      font-size: 0.95rem;
      outline: none;
      transition: border-color 0.2s ease;
    }
    .form-ctrl-input:focus {
      border-color: var(--primary-neon);
      box-shadow: 0 0 10px rgba(0, 255, 136, 0.25);
    }
    .capsule-group {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }
    .capsule-item {
      background: var(--bg-surface);
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 8px 16px;
      border-radius: 20px;
      font-size: 0.85rem;
      color: var(--text-silver);
      cursor: pointer;
      user-select: none;
    }
    .capsule-item.selected {
      border-color: var(--primary-neon);
      color: var(--primary-neon);
      background: rgba(0, 255, 136, 0.08);
    }

    /* Section 10: Exclusive Category Matrix */
    .cat-squad-card {
      background: linear-gradient(180deg, #161D2B 0%, #0E131E 100%);
      border: 1px solid rgba(0, 229, 255, 0.2);
      border-radius: var(--radius-md);
      padding: 30px 24px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cat-badge-float {
      position: absolute;
      top: 14px;
      right: 14px;
      background: rgba(255, 59, 48, 0.2);
      border: 1px solid var(--accent-orange);
      color: var(--accent-orange);
      font-size: 0.7rem;
      font-family: var(--font-mono);
      padding: 2px 8px;
      border-radius: 12px;
      font-weight: 700;
    }
    .cat-icon-wrap {
      width: 64px;
      height: 64px;
      margin: 0 auto 16px;
      border-radius: 50%;
      background: rgba(0, 255, 136, 0.1);
      border: 1px solid var(--primary-neon);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      color: var(--primary-neon);
    }
    .cat-card-title {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-white);
      margin-bottom: 8px;
    }
    .cat-card-desc {
      color: var(--text-silver);
      font-size: 0.88rem;
      margin-bottom: 20px;
      line-height: 1.5;
    }
    .cat-card-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--accent-cyan);
      font-weight: 700;
      font-size: 0.9rem;
    }
    .cat-card-link:hover {
      color: var(--primary-neon);
    }

    /* Section 11: Multi-Device Responsive View */
    .device-grid-mockup {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      align-items: center;
    }
    .device-box {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 24px;
      text-align: center;
    }
    .device-icon-large {
      font-size: 2.4rem;
      color: var(--accent-cyan);
      margin-bottom: 14px;
    }
    .device-title {
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .device-spec {
      font-family: var(--font-mono);
      font-size: 0.8rem;
      color: var(--primary-neon);
      margin-bottom: 10px;
    }
    .device-detail {
      font-size: 0.85rem;
      color: var(--text-silver);
      line-height: 1.5;
    }

    /* Section 12: Realtime Speed Test */
    .speed-test-panel {
      background: #0E131E;
      border: 1px solid rgba(0, 255, 136, 0.2);
      border-radius: var(--radius-md);
      padding: 30px;
    }
    .node-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 14px 18px;
      background: var(--bg-surface);
      border-radius: var(--radius-sm);
      margin-bottom: 10px;
      font-family: var(--font-mono);
      font-size: 0.9rem;
    }
    .node-row:last-child {
      margin-bottom: 0;
    }
    .node-name {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text-white);
      font-weight: 700;
    }
    .node-status-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--primary-neon);
      box-shadow: 0 0 8px var(--primary-neon);
    }
    .node-latency {
      color: var(--primary-neon);
      font-weight: 800;
    }
    .node-speed {
      color: var(--accent-cyan);
    }

    /* Footer */
    .site-footer {
      background: #07090E;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 60px 0 30px;
      color: var(--text-silver);
    }
    .footer-brand {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-white);
      margin-bottom: 14px;
      display: inline-block;
    }
    .footer-desc {
      font-size: 0.9rem;
      line-height: 1.7;
      max-width: 420px;
      margin-bottom: 20px;
    }
    .footer-heading {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-white);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
      margin: 0;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      color: var(--text-silver);
      font-size: 0.88rem;
    }
    .footer-links a:hover {
      color: var(--primary-neon);
    }
    .footer-bottom {
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 0.82rem;
      color: var(--text-dark-silver);
    }

    /* Responsive adjustments */
    @media (max-width: 1024px) {
      .hero-h1 { font-size: 2.4rem; }
      .device-grid-mockup { grid-template-columns: 1fr; }
      .compare-header, .compare-row { grid-template-columns: 1.5fr 1fr 1fr; }
    }
    @media (max-width: 640px) {
      .hero-h1 { font-size: 1.85rem; }
      .scoreboard-strip .cell { margin-bottom: 16px; }
      .metric-box { border-right: none; }
      .main-nav-menu, .cmd-search-box { display: none; }
      .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
      .compare-header, .compare-row { font-size: 0.8rem; padding: 12px 14px; }
    }

/* roulang page: category1 */
:root {
      --bg-arena: #0A0D14;
      --bg-card: #121722;
      --bg-surface: #181F2E;
      --primary-neon: #00FF88;
      --accent-cyan: #00E5FF;
      --accent-orange: #FF3B30;
      --text-white: #F8FAFC;
      --text-silver: #94A3B8;
      --text-dark-silver: #64748B;
      --border-glow: rgba(0, 255, 136, 0.18);
      --border-cyan: rgba(0, 229, 255, 0.22);
      --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --font-mono: "SF Mono", "Roboto Mono", Menlo, Consolas, Monaco, monospace;
      --radius-sm: 6px;
      --radius-md: 10px;
    }

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

    body {
      background-color: var(--bg-arena);
      color: var(--text-white);
      font-family: var(--font-stack);
      line-height: 1.65;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

    a:hover {
      color: var(--primary-neon);
    }

    /* Header Nav */
    .saas-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 72px;
      background: rgba(10, 13, 20, 0.88);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid rgba(0, 255, 136, 0.12);
      z-index: 1000;
      display: flex;
      align-items: center;
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      width: 100%;
    }

    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.25rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-white);
    }

    .brand-logo .live-pulse {
      width: 12px;
      height: 12px;
      background: var(--primary-neon);
      border-radius: 50%;
      box-shadow: 0 0 10px var(--primary-neon);
      animation: pulse 1.8s infinite ease-in-out;
    }

    @keyframes pulse {
      0%, 100% { transform: scale(0.9); opacity: 0.7; }
      50% { transform: scale(1.2); opacity: 1; }
    }

    .main-nav-menu {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
      margin: 0;
    }

    .nav-item a {
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--text-silver);
      position: relative;
      padding: 8px 0;
    }

    .nav-item a.active,
    .nav-item a:hover {
      color: var(--text-white);
    }

    .nav-item a.active::after,
    .nav-item a:hover::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--primary-neon);
      box-shadow: 0 0 8px var(--primary-neon);
    }

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

    .cmd-search-box {
      display: flex;
      align-items: center;
      gap: 8px;
      background: var(--bg-surface);
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      font-size: 0.85rem;
      color: var(--text-dark-silver);
      cursor: pointer;
      transition: all 0.2s ease;
    }

    .cmd-search-box:hover {
      border-color: var(--accent-cyan);
      color: var(--text-silver);
    }

    .cmd-badge {
      background: rgba(255, 255, 255, 0.08);
      font-family: var(--font-mono);
      padding: 2px 6px;
      border-radius: 4px;
      font-size: 0.75rem;
    }

    .btn-action-glow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: linear-gradient(135deg, #00FF88 0%, #00E5FF 100%);
      color: #05070A;
      font-weight: 800;
      font-size: 0.9rem;
      padding: 10px 22px;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 18px rgba(0, 255, 136, 0.35);
      transition: all 0.25s ease;
    }

    .btn-action-glow:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 24px rgba(0, 229, 255, 0.5);
      color: #000;
    }

    .btn-outline-glow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      color: var(--text-white);
      border: 1px solid var(--accent-cyan);
      font-weight: 700;
      font-size: 0.9rem;
      padding: 9px 20px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      transition: all 0.25s ease;
    }

    .btn-outline-glow:hover {
      background: rgba(0, 229, 255, 0.1);
      box-shadow: 0 0 16px rgba(0, 229, 255, 0.3);
      color: var(--accent-cyan);
    }

    /* Main Container & Sections */
    main {
      padding-top: 72px;
    }

    .section-spacing {
      padding: 70px 0;
      position: relative;
    }

    .section-divider {
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .section-header {
      margin-bottom: 38px;
    }

    .section-header.text-center {
      text-align: center;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-family: var(--font-mono);
      font-size: 0.8rem;
      color: var(--primary-neon);
      text-transform: uppercase;
      letter-spacing: 1.5px;
      background: rgba(0, 255, 136, 0.08);
      border: 1px solid rgba(0, 255, 136, 0.2);
      padding: 4px 12px;
      border-radius: 4px;
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 2rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      color: var(--text-white);
      margin-bottom: 12px;
    }

    .section-lead {
      color: var(--text-silver);
      font-size: 1rem;
      max-width: 820px;
      line-height: 1.68;
    }

    .section-header.text-center .section-lead {
      margin: 0 auto;
    }

    .arena-card {
      background: var(--bg-card);
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
      height: 100%;
    }

    .arena-card:hover {
      border-color: var(--accent-cyan);
      box-shadow: 0 10px 30px rgba(0, 229, 255, 0.15);
      transform: translateY(-3px);
    }

    /* Breadcrumbs */
    .scoreboard-breadcrumb {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.85rem;
      color: var(--text-dark-silver);
      margin-bottom: 16px;
      font-family: var(--font-mono);
    }

    .scoreboard-breadcrumb a {
      color: var(--text-silver);
    }

    .scoreboard-breadcrumb a:hover {
      color: var(--primary-neon);
    }

    .scoreboard-breadcrumb span.current {
      color: var(--accent-cyan);
    }

    /* Section 1: Header Banner & Scoreboard Metrics */
    .category-top-banner {
      background: radial-gradient(circle at 65% 10%, rgba(0, 255, 136, 0.07) 0%, rgba(10, 13, 20, 0.98) 70%);
      padding: 48px 0 54px;
      border-bottom: 1px solid rgba(0, 255, 136, 0.15);
    }

    .category-h1 {
      font-size: 2.35rem;
      font-weight: 900;
      color: var(--text-white);
      line-height: 1.25;
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .category-h1 span.neon-glow {
      color: var(--primary-neon);
      text-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
    }

    .metric-telemetry-box {
      background: rgba(18, 23, 34, 0.85);
      border: 1px solid var(--border-cyan);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 16px;
      box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
    }

    .telemetry-item {
      display: flex;
      flex-direction: column;
    }

    .telemetry-label {
      font-size: 0.75rem;
      font-family: var(--font-mono);
      color: var(--text-dark-silver);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .telemetry-val {
      font-size: 1.45rem;
      font-weight: 800;
      color: var(--text-white);
      font-family: var(--font-mono);
      margin-top: 4px;
    }

    .telemetry-val.highlight-neon {
      color: var(--primary-neon);
    }

    .telemetry-val.highlight-cyan {
      color: var(--accent-cyan);
    }

    /* Section 2: Multi-dimensional Filter Bar */
    .filter-dock-bar {
      background: #0D121B;
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }

    .filter-group-row {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .filter-group-row:last-child {
      border-bottom: none;
      padding-bottom: 0;
    }

    .filter-title {
      min-width: 82px;
      font-size: 0.82rem;
      color: var(--text-dark-silver);
      font-weight: 700;
      font-family: var(--font-mono);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .filter-capsules {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .capsule-btn {
      background: var(--bg-surface);
      border: 1px solid rgba(255, 255, 255, 0.06);
      color: var(--text-silver);
      font-size: 0.82rem;
      padding: 4px 14px;
      border-radius: 20px;
      cursor: pointer;
      transition: all 0.2s ease;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .capsule-btn:hover {
      border-color: var(--accent-cyan);
      color: var(--text-white);
    }

    .capsule-btn.active {
      background: rgba(0, 255, 136, 0.12);
      border-color: var(--primary-neon);
      color: var(--primary-neon);
      font-weight: 700;
      box-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
    }

    /* Section 3: Media Cards Grid */
    .stream-media-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.07);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .stream-media-card:hover {
      border-color: var(--primary-neon);
      box-shadow: 0 12px 32px rgba(0, 255, 136, 0.16);
      transform: translateY(-4px);
    }

    .media-cover-canvas {
      position: relative;
      width: 100%;
      height: 170px;
      background: linear-gradient(135deg, #182232 0%, #0F141F 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .canvas-circuit-grid {
      position: absolute;
      inset: 0;
      background-image: linear-gradient(rgba(0, 229, 255, 0.05) 1px, transparent 1px),
                        linear-gradient(90deg, rgba(0, 229, 255, 0.05) 1px, transparent 1px);
      background-size: 16px 16px;
    }

    .badge-resolution-flag {
      position: absolute;
      top: 10px;
      left: 10px;
      background: rgba(0, 0, 0, 0.75);
      border: 1px solid var(--accent-cyan);
      color: var(--accent-cyan);
      font-size: 0.7rem;
      font-family: var(--font-mono);
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      backdrop-filter: blur(4px);
    }

    .badge-latency-flag {
      position: absolute;
      top: 10px;
      right: 10px;
      background: rgba(0, 255, 136, 0.15);
      border: 1px solid var(--primary-neon);
      color: var(--primary-neon);
      font-size: 0.7rem;
      font-family: var(--font-mono);
      font-weight: 700;
      padding: 2px 8px;
      border-radius: 4px;
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .media-icon-center {
      font-size: 2.4rem;
      color: rgba(255, 255, 255, 0.25);
      transition: all 0.3s ease;
      z-index: 2;
    }

    .stream-media-card:hover .media-icon-center {
      color: var(--primary-neon);
      transform: scale(1.15);
    }

    .media-info-body {
      padding: 18px 20px 20px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }

    .media-tech-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 0.75rem;
      color: var(--text-dark-silver);
      font-family: var(--font-mono);
      margin-bottom: 8px;
    }

    .media-tech-meta span {
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .media-tech-meta span.fps {
      color: var(--accent-orange);
    }

    .media-card-title {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .media-card-desc {
      font-size: 0.86rem;
      color: var(--text-silver);
      line-height: 1.55;
      margin-bottom: 18px;
      flex-grow: 1;
    }

    .media-foot-actions {
      display: flex;
      align-items: center;
      justify-content: space-between;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 14px;
    }

    .protocol-tag {
      font-family: var(--font-mono);
      font-size: 0.72rem;
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-silver);
      padding: 3px 8px;
      border-radius: 3px;
      border: 1px solid rgba(255, 255, 255, 0.08);
    }

    .btn-card-launch {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--primary-neon);
      border: 1px solid rgba(0, 255, 136, 0.3);
      padding: 5px 12px;
      border-radius: 4px;
      background: rgba(0, 255, 136, 0.05);
      transition: all 0.2s ease;
    }

    .btn-card-launch:hover {
      background: var(--primary-neon);
      color: #000;
      border-color: var(--primary-neon);
      box-shadow: 0 0 12px rgba(0, 255, 136, 0.4);
    }

    .single-more-container {
      margin-top: 45px;
      text-align: center;
    }

    .btn-load-single {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--bg-surface);
      border: 1px solid var(--border-cyan);
      color: var(--text-white);
      font-weight: 700;
      font-size: 0.95rem;
      padding: 13px 34px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      box-shadow: 0 4px 18px rgba(0, 0, 0, 0.4);
      transition: all 0.25s ease;
    }

    .btn-load-single:hover {
      background: rgba(0, 229, 255, 0.12);
      border-color: var(--accent-cyan);
      color: var(--accent-cyan);
      box-shadow: 0 0 20px rgba(0, 229, 255, 0.25);
    }

    /* Section 4: Hot Standings Board */
    .standings-board-wrapper {
      background: #0E131E;
      border: 1px solid var(--border-glow);
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    }

    .standings-head-row {
      display: grid;
      grid-template-columns: 80px 2.5fr 1.2fr 1.2fr 1fr 110px;
      padding: 14px 20px;
      background: #151C2B;
      font-family: var(--font-mono);
      font-size: 0.76rem;
      color: var(--text-dark-silver);
      text-transform: uppercase;
      letter-spacing: 1px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .standing-item-row {
      display: grid;
      grid-template-columns: 80px 2.5fr 1.2fr 1.2fr 1fr 110px;
      padding: 16px 20px;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
      transition: background 0.2s ease;
    }

    .standing-item-row:last-child {
      border-bottom: none;
    }

    .standing-item-row:hover {
      background: rgba(0, 229, 255, 0.04);
    }

    .rank-slot {
      font-family: var(--font-mono);
      font-weight: 900;
      font-size: 1.15rem;
      color: var(--text-dark-silver);
    }

    .rank-slot.top-1 { color: #FFD700; text-shadow: 0 0 10px rgba(255, 215, 0, 0.4); }
    .rank-slot.top-2 { color: #C0C0C0; }
    .rank-slot.top-3 { color: #CD7F32; }

    .channel-profile-col {
      display: flex;
      flex-direction: column;
    }

    .channel-main-label {
      font-weight: 700;
      font-size: 0.95rem;
      color: var(--text-white);
    }

    .channel-sub-spec {
      font-size: 0.76rem;
      font-family: var(--font-mono);
      color: var(--text-silver);
      margin-top: 2px;
    }

    .metric-data-col {
      font-family: var(--font-mono);
      font-size: 0.88rem;
      color: var(--text-silver);
    }

    .metric-data-col.status-ready {
      color: var(--primary-neon);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .live-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--primary-neon);
      box-shadow: 0 0 8px var(--primary-neon);
    }

    /* Section 5: Guide 3-Column Layout */
    .guide-tech-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-md);
      padding: 30px 26px;
      height: 100%;
      position: relative;
      overflow: hidden;
    }

    .guide-tech-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 3px;
      background: linear-gradient(90deg, var(--primary-neon), var(--accent-cyan));
      opacity: 0.6;
    }

    .guide-step-no {
      font-family: var(--font-mono);
      font-size: 0.8rem;
      color: var(--accent-cyan);
      font-weight: 800;
      background: rgba(0, 229, 255, 0.08);
      border: 1px solid rgba(0, 229, 255, 0.2);
      padding: 3px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 16px;
    }

    .guide-title {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 12px;
    }

    .guide-text {
      font-size: 0.92rem;
      color: var(--text-silver);
      line-height: 1.68;
    }

    .guide-params-box {
      margin-top: 18px;
      background: #0B0E17;
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-sm);
      padding: 12px 14px;
      font-family: var(--font-mono);
      font-size: 0.78rem;
      color: var(--primary-neon);
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    /* Section 6: Related Articles Hub */
    .topic-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: all 0.25s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
    }

    .topic-card:hover {
      border-color: var(--accent-cyan);
      background: #161D2B;
    }

    .topic-category-tag {
      font-family: var(--font-mono);
      font-size: 0.74rem;
      color: var(--accent-cyan);
      margin-bottom: 10px;
      display: inline-flex;
      align-items: center;
      gap: 5px;
    }

    .topic-title {
      font-size: 1.12rem;
      font-weight: 700;
      color: var(--text-white);
      margin-bottom: 10px;
      line-height: 1.45;
    }

    .topic-summary {
      font-size: 0.88rem;
      color: var(--text-silver);
      line-height: 1.6;
      margin-bottom: 16px;
      flex-grow: 1;
    }

    .topic-anchor-link {
      font-size: 0.84rem;
      font-weight: 700;
      color: var(--primary-neon);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    /* Section 7: Specialized FAQ Accordion */
    .faq-compact-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.07);
      border-radius: var(--radius-md);
      padding: 20px 24px;
      margin-bottom: 14px;
      transition: border-color 0.25s ease;
    }

    .faq-compact-card:hover {
      border-color: var(--border-glow);
    }

    .faq-q-text {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-white);
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 10px;
    }

    .faq-q-text i {
      color: var(--primary-neon);
      font-size: 0.95rem;
    }

    .faq-a-text {
      font-size: 0.92rem;
      color: var(--text-silver);
      line-height: 1.7;
      padding-left: 26px;
    }

    /* Footer */
    .site-footer {
      background: #080A10;
      border-top: 1px solid rgba(0, 255, 136, 0.15);
      padding: 65px 0 35px;
      font-size: 0.9rem;
    }

    .footer-brand {
      display: inline-block;
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--text-white);
      margin-bottom: 14px;
      letter-spacing: -0.5px;
    }

    .footer-desc {
      color: var(--text-silver);
      line-height: 1.65;
      font-size: 0.88rem;
      margin-bottom: 20px;
    }

    .footer-heading {
      font-size: 0.95rem;
      font-weight: 700;
      color: var(--text-white);
      text-transform: uppercase;
      letter-spacing: 0.8px;
      margin-bottom: 16px;
      font-family: var(--font-mono);
      position: relative;
    }

    .footer-heading::after {
      content: "";
      position: absolute;
      bottom: -6px;
      left: 0;
      width: 22px;
      height: 2px;
      background: var(--primary-neon);
    }

    .footer-links {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .footer-links li {
      margin-bottom: 10px;
    }

    .footer-links a {
      color: var(--text-silver);
      font-size: 0.88rem;
    }

    .footer-links a:hover {
      color: var(--accent-cyan);
      padding-left: 4px;
    }

    .footer-bottom {
      margin-top: 45px;
      padding-top: 24px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      color: var(--text-dark-silver);
      font-size: 0.82rem;
      font-family: var(--font-mono);
    }

    @media (max-width: 1024px) {
      .standings-head-row,
      .standing-item-row {
        grid-template-columns: 50px 2fr 1fr 1fr 90px;
      }
      .standings-head-row div:nth-child(4),
      .standing-item-row div:nth-child(4) {
        display: none;
      }
    }

    @media (max-width: 768px) {
      .main-nav-menu {
        display: none;
      }
      .category-h1 {
        font-size: 1.85rem;
      }
      .metric-telemetry-box {
        margin-top: 24px;
        grid-template-columns: 1fr 1fr;
      }
      .standings-head-row {
        display: none;
      }
      .standing-item-row {
        grid-template-columns: 40px 1fr 90px;
        gap: 12px;
        padding: 14px 12px;
      }
      .standing-item-row div:nth-child(3),
      .standing-item-row div:nth-child(4) {
        display: none;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }