/* --- AEROSPACE PALETTE --- */
:root {
    --bg-void: #000000;
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-surface: rgba(255, 255, 255, 0.03);
    --text-white: #ffffff;
    --text-dim: #8a8a9b;
    --glow-blue: #3b82f6; /* The faint blue engine glow */
    --glow-purple: #8b5cf6;
  }
  
  /* --- GLOBAL --- */
  html {
    scroll-behavior: smooth;
  }
  
  * {
    box-sizing: border-box;
  }
  
  body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-void);
    color: var(--text-white);
    font-family: "Inter", sans-serif;
    overflow-x: hidden;
  }
  
  /* Typography that feels like a HUD display */
  h1,
  h2,
  h3,
  .tech-font {
    font-family: "Space Grotesk", sans-serif;
    letter-spacing: -0.02em;
    margin: 0;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }
  
  .section-pad-bottom {
    padding-bottom: 100px;
  }
  
  /* --- BACKGROUND EFFECTS (The "Inversion" Glow) --- */
  .glow-orb {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
  }
  
  .orb-top {
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .orb-bottom {
    bottom: -200px;
    right: -10%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.1) 0%, rgba(0, 0, 0, 0) 70%);
  }
  
  /* --- NAVBAR: Minimalist & Tech --- */
  .navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  
  .nav-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .brand {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: white;
    text-decoration: none;
  }
  
  .brand-dim {
    opacity: 0.4;
  }
  
  .nav-btn {
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white !important;
    padding: 10px 24px;
    border-radius: 2px; /* Sharp corners like Inversion */
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.85rem;
    text-transform: uppercase;
    text-decoration: none;
    transition: all 0.3s;
  }
  
  .nav-btn:hover {
    background: white;
    color: black !important;
    border-color: white;
  }
  
  .nav-btn-invert {
    background: white;
    color: black !important;
    border-color: white;
  }
  
  /* --- HERO: The Mission --- */
  .hero {
    height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    border-bottom: 1px solid var(--glass-border);
  }
  
  .hero h1 {
    font-size: 4.5rem;
    line-height: 1;
    font-weight: 500;
    margin-bottom: 30px;
  }
  
  .status-line {
    margin-bottom: 20px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: var(--glow-blue);
  }
  
  .hero-sub {
    color: var(--text-dim);
    font-size: 1.2rem;
    max-width: 500px;
    font-weight: 300;
    border-left: 1px solid var(--glow-blue); /* The "Tech Bar" on the left */
    padding-left: 20px;
  }
  
  /* --- THE GRID (Blueprint Style) --- */
  .grid-section {
    padding: 120px 0;
  }
  
  .grid-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 60px;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 20px;
  }
  
  .grid-title {
    font-size: 2rem;
  }
  
  .grid-subtitle {
    color: var(--text-dim);
    font-size: 0.8rem;
  }
  
  .tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1px; /* Gap creates the border lines */
    background-color: var(--glass-border); /* This creates the grid lines */
    border: 1px solid var(--glass-border);
  }
  
  .tech-card {
    background-color: #000; /* Cards sit on top of grid lines */
    padding: 50px 40px;
    position: relative;
    transition: background 0.3s;
  }
  
  .tech-card:hover {
    background-color: #050505;
  }
  
  .card-label {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--glow-blue);
    margin-bottom: 20px;
    display: block;
  }
  
  .card-title {
    font-size: 1.8rem;
    margin-bottom: 15px;
    font-weight: 400;
  }
  
  .card-desc {
    color: var(--text-dim);
    font-size: 0.95rem;
    line-height: 1.7;
  }
  
  /* --- DATA TABLE (Pricing) --- */
  .specs-container {
    background: var(--glass-surface);
    border: 1px solid var(--glass-border);
    padding: 60px;
    margin-top: 100px;
  }
  
  .specs-title {
    margin-bottom: 40px;
  }
  
  .spec-row {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    border-bottom: 1px solid var(--glass-border);
    font-family: "Space Grotesk", sans-serif;
  }
  
  .spec-key {
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
  }
  
  .spec-val {
    color: white;
    font-weight: 500;
  }
  
  .specs-cta {
    margin-top: 50px;
  }
  
  /* --- FOOTER --- */
  footer {
    padding: 60px 0;
    border-top: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  
  .footer-flex {
    display: flex;
    justify-content: space-between;
  }
  
  /* MOBILE */
  @media (max-width: 768px) {
    .hero h1 {
      font-size: 3rem;
    }
  
    .specs-container {
      padding: 30px;
    }
  
    .footer-flex {
      gap: 14px;
      flex-wrap: wrap;
    }
  }