:root {
      --bg: #050814;
      --bg-alt: rgba(8, 12, 28, 0.9);
      --accent: #33f5ff;
      --accent-2: #ff33b8;
      --text: #f4f4f6;
      --muted: #9fa4c0;
      --border-soft: rgba(255, 255, 255, 0.06);
      --shadow-neon: 0 0 25px rgba(51, 245, 255, 0.4);
      --radius-lg: 18px;
      --radius-pill: 999px;
      --transition-fast: 180ms ease-out;
    }

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

    html, body {
      height: 100%;
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Space Grotesk', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
      color: var(--text);
      background: radial-gradient(circle at top, #151b3a 0, #050814 55%, #010109 100%);
      overflow-x: hidden;
      position: relative;
    }

    /* Background grid / circuitry */
    body::before {
      content: "";
      position: fixed;
      inset: 0;
      background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
      background-size: 80px 80px;
      opacity: 0.06;
      pointer-events: none;
      z-index: -2;
    }

    body::after {
      content: "";
      position: fixed;
      inset: 0;
      background:
        radial-gradient(circle at 10% 10%, rgba(51,245,255,0.18), transparent 60%),
        radial-gradient(circle at 80% 80%, rgba(255,51,184,0.12), transparent 55%);
      mix-blend-mode: screen;
      opacity: 0.9;
      pointer-events: none;
      z-index: -1;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    main {
      max-width: 1120px;
      margin: 0 auto;
      padding: 5rem 1.5rem 4rem;
    }

    /* Header */

    header {
      position: sticky;
      top: 0;
      z-index: 20;
      backdrop-filter: blur(20px);
      background: linear-gradient(
        to bottom,
        rgba(5, 8, 20, 0.95),
        rgba(5, 8, 20, 0.85),
        transparent
      );
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-inner {
      max-width: 1120px;
      margin: 0 auto;
      padding: 0.6rem 1.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1.5rem;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 0.8rem;
    }

    .brand-logo {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      border: 1px solid rgba(255,255,255,0.12);
      background: radial-gradient(circle at 30% 20%, #33f5ff, #161b3a);
      box-shadow: 0 0 18px rgba(51,245,255,0.45);
      overflow: hidden;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'IBM Plex Mono', monospace;
      font-size: 1.1rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      gap: 0.1rem;
    }

    .brand-name {
      font-weight: 600;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      font-size: 0.9rem;
    }

    .brand-tagline {
      font-size: 0.72rem;
      text-transform: uppercase;
      color: var(--muted);
      letter-spacing: 0.18em;
    }

    nav ul {
      list-style: none;
      display: flex;
      gap: 1rem;
      align-items: center;
      font-size: 0.86rem;
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }

    nav li a {
      padding: 0.35rem 0.7rem;
      border-radius: 999px;
      border: 1px solid transparent;
      color: var(--muted);
      transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
    }

    nav li a:hover {
      background: rgba(24, 228, 255, 0.06);
      border-color: rgba(51,245,255,0.42);
      color: var(--text);
      transform: translateY(-1px);
    }

    .nav-cta {
      border-radius: 999px;
      padding: 0.35rem 0.9rem;
      background: linear-gradient(120deg, #33f5ff, #ff33b8);
      color: #050814;
      font-weight: 600;
      border: none !important;
      box-shadow: 0 0 18px rgba(51,245,255,0.45);
    }

    .nav-cta:hover {
      filter: brightness(1.06);
      transform: translateY(-1px) scale(1.01);
    }

    @media (max-width: 800px) {
      nav ul {
        display: none;
      }
    }

    /* Hero */

    .hero {
      min-height: calc(100vh - 72px);
      display: grid;
      grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.2fr);
      align-items: center;
      gap: 3rem;
      padding-top: 2.5rem;
      padding-bottom: 3rem;
    }

    @media (max-width: 900px) {
      .hero {
        grid-template-columns: minmax(0, 1fr);
      }
    }

    .hero-prelabel {
      font-family: 'IBM Plex Mono', monospace;
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 0.24em;
      color: var(--muted);
      margin-bottom: 1rem;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
    }

    .hero-prelabel::before {
      content: "";
      width: 36px;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--accent));
      opacity: 0.7;
    }

    .hero-title {
      font-size: clamp(2.8rem, 4.3vw, 3.8rem);
      line-height: 1.02;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      margin-bottom: 1rem;
    }

    .hero-title span {
      background: linear-gradient(120deg, #33f5ff, #ff33b8);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
      text-shadow: 0 0 24px rgba(51,245,255,0.6);
    }

    .hero-subtitle {
      font-family: 'IBM Plex Mono', monospace;
      font-size: 0.9rem;
      text-transform: uppercase;
      letter-spacing: 0.18em;
      color: var(--muted);
      margin-bottom: 1.5rem;
    }

    .hero-text {
      max-width: 32rem;
      font-size: 0.98rem;
      line-height: 1.6;
      color: var(--muted);
      margin-bottom: 1.8rem;
    }

    .hero-text strong {
      color: var(--accent);
      font-weight: 500;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
      margin-bottom: 1.5rem;
    }

    .btn {
      border-radius: var(--radius-pill);
      padding: 0.75rem 1.2rem;
      font-size: 0.9rem;
      text-transform: uppercase;
      letter-spacing: 0.16em;
      border: 1px solid var(--border-soft);
      background: rgba(8, 12, 28, 0.9);
      color: var(--text);
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      cursor: pointer;
      transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    }

    .btn span.icon {
      font-size: 1.1rem;
    }

    .btn-primary {
      border: none;
      background: linear-gradient(120deg, #33f5ff, #ff33b8);
      color: #050814;
      font-weight: 600;
      box-shadow: var(--shadow-neon);
    }

    .btn-outline {
      border-color: rgba(51,245,255,0.4);
      background: rgba(8, 12, 28, 0.7);
      color: var(--text);
    }

    .btn:hover {
      transform: translateY(-1px);
      box-shadow: 0 0 20px rgba(51,245,255,0.35);
      border-color: rgba(51,245,255,0.65);
      background: rgba(10,16,35,0.96);
    }

    .btn-primary:hover {
      filter: brightness(1.06);
    }

    .hero-meta {
      font-size: 0.8rem;
      color: var(--muted);
      font-family: 'IBM Plex Mono', monospace;
      text-transform: uppercase;
      letter-spacing: 0.16em;
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem;
    }

    .hero-meta span {
      padding: 0.35rem 0.8rem;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,0.09);
      background: rgba(5,8,20,0.8);
    }

    /* Hero visual */

    .hero-visual {
      position: relative;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .hero-card {
      position: relative;
      width: 100%;
      max-width: 360px;
      padding: 1.5rem 1.4rem;
      border-radius: 24px;
      background: radial-gradient(circle at top, rgba(51,245,255,0.18), rgba(7,10,26,0.96));
      border: 1px solid rgba(51,245,255,0.35);
      box-shadow: 0 0 30px rgba(51,245,255,0.35);
      overflow: hidden;
    }

    .hero-card-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 1rem;
    }

    .hero-avatar {
      display: flex;
      align-items: center;
      gap: 0.8rem;
    }

    .hero-avatar-circle {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: radial-gradient(circle at 30% 20%, #33f5ff, #10152e);
      border: 1px solid rgba(255,255,255,0.2);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'IBM Plex Mono', monospace;
      letter-spacing: 0.08em;
      font-size: 0.85rem;
      text-transform: uppercase;
    }

    .hero-avatar-text {
      display: flex;
      flex-direction: column;
      gap: 0.15rem;
    }

    .hero-avatar-name {
      font-size: 0.9rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    .hero-avatar-role {
      font-size: 0.75rem;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }

    .hero-status-pill {
      font-size: 0.72rem;
      padding: 0.3rem 0.7rem;
      border-radius: 999px;
      background: rgba(11, 247, 181, 0.14);
      border: 1px solid rgba(11, 247, 181, 0.6);
      color: #a7ffe4;
      font-family: 'IBM Plex Mono', monospace;
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }

    .hero-card-body {
      font-size: 0.8rem;
      font-family: 'IBM Plex Mono', monospace;
      color: var(--text);
    }

    .hero-card-body p {
      margin-bottom: 0.8rem;
      line-height: 1.5;
    }

    .hero-card-body p span {
      color: #a7ffe4;
    }

    .hero-card-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 0.4rem;
      margin-top: 0.4rem;
      margin-bottom: 0.4rem;
    }

    .hero-card-tags span {
      padding: 0.25rem 0.6rem;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,0.18);
      background: rgba(5,8,20,0.9);
      font-size: 0.72rem;
    }

    .hero-card-footer {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-top: 0.8rem;
      font-size: 0.75rem;
      color: var(--muted);
    }

    .hero-signal {
      font-family: 'IBM Plex Mono', monospace;
      font-size: 0.7rem;
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }

    .hero-signal-dot {
      display: inline-block;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #33f5ff;
      box-shadow: 0 0 10px rgba(51,245,255,0.9);
      margin-right: 0.4rem;
    }

    .hero-card-footer span:last-child {
      font-size: 0.72rem;
      color: var(--accent-2);
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }

    .hero-orbit {
      position: absolute;
      width: 115%;
      height: 115%;
      border-radius: 999px;
      border: 1px dashed rgba(51,245,255,0.35);
      opacity: 0.35;
      transform: rotate(-8deg);
    }

    .hero-orbit:nth-child(2) {
      border-color: rgba(255,51,184,0.35);
      transform: rotate(15deg);
    }

    /* Sections */

    section {
      margin-bottom: 3.8rem;
    }

    .section-label {
      font-family: 'IBM Plex Mono', monospace;
      font-size: 0.78rem;
      text-transform: uppercase;
      letter-spacing: 0.2em;
      color: var(--muted);
      margin-bottom: 0.6rem;
    }

    .section-title {
      font-size: 1.4rem;
      margin-bottom: 0.6rem;
      text-transform: uppercase;
      letter-spacing: 0.16em;
    }

    .section-description {
      font-size: 0.98rem;
      color: var(--muted);
      max-width: 34rem;
      line-height: 1.7;
      margin-bottom: 1.6rem;
    }

    .grid {
      display: grid;
      gap: 1.4rem;
    }

    @media (min-width: 760px) {
      .grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
      }
      .grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    .card {
      position: relative;
      padding: 1.3rem 1.2rem;
      border-radius: var(--radius-lg);
      background: linear-gradient(
        140deg,
        rgba(8, 12, 28, 0.96),
        rgba(8, 12, 32, 0.92)
      );
      border: 1px solid var(--border-soft);
      box-shadow: 0 0 0 rgba(0,0,0,0);
      overflow: hidden;
      transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), background 220ms ease-out;
      cursor: pointer;
    }

    .card::before {
      content: "";
      position: absolute;
      inset: -30%;
      background: radial-gradient(circle at 10% 0%, rgba(51,245,255,0.17), transparent 55%);
      opacity: 0;
      transition: opacity 220ms ease-out;
      pointer-events: none;
    }

    .card:hover {
      transform: translateY(-4px);
      box-shadow: 0 0 24px rgba(51,245,255,0.25);
      border-color: rgba(51,245,255,0.32);
      background: radial-gradient(circle at top left, rgba(51,245,255,0.12), rgba(8,12,28,0.95));
    }

    .card:hover::before {
      opacity: 1;
    }

    .card-kicker {
      font-family: 'IBM Plex Mono', monospace;
      font-size: 0.72rem;
      text-transform: uppercase;
      letter-spacing: 0.18em;
      color: var(--muted);
      margin-bottom: 0.4rem;
    }

    .card-title {
      font-size: 1rem;
      margin-bottom: 0.25rem;
    }

    .card-title span {
      background: linear-gradient(120deg, #33f5ff, #ff33b8);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .card-text {
      font-size: 0.9rem;
      color: var(--muted);
      line-height: 1.6;
      margin-bottom: 0.9rem;
    }

    .card-meta {
      font-size: 0.8rem;
      font-family: 'IBM Plex Mono', monospace;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 0.8rem;
      color: var(--muted);
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 0.16em;
      color: var(--accent);
    }

    .card-link span.icon {
      font-size: 1rem;
    }

    /* Footer */

    footer {
      border-top: 1px solid rgba(255,255,255,0.05);
      padding: 1.4rem 1.5rem 1.8rem;
      text-align: center;
      font-size: 0.82rem;
      color: var(--muted);
      background: radial-gradient(circle at top, rgba(51,245,255,0.16), rgba(5,8,20,0.98));
      margin-top: 1rem;
    }

    footer span {
      font-family: 'IBM Plex Mono', monospace;
      text-transform: uppercase;
      letter-spacing: 0.18em;
      display: block;
      margin-top: 0.3rem;
    }

    /* Small screen tweaks */
    @media (max-width: 600px) {
      main {
        padding-top: 4.2rem;
      }
      .hero-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .hero-title {
        font-size: 2.3rem;
      }
      .hero-subtitle {
        font-size: 0.82rem;
      }
    }