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

    :root {
      --bg: #0a0a0a;
      --surface: #0d0d0d;
      --border: #a3b89e;
	  --border-card: #666;
      --border-mid: #252525;
      --text: #c8c8c8;
      --dim: #a3b89e;
      --accent: #a8ff78;
      --accent-dim: rgba(168,255,120,0.06);
      --font-mono: 'Share Tech Mono', monospace;
      --font-serif: 'Cormorant Garamond', serif;
      --nav-h: 64px;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: var(--font-mono);
      min-height: 100vh;
	  padding-bottom: 160px;
    }

    body::before {
      content: '';
      position: fixed;
      inset: 0;
      background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.07) 2px,
        rgba(0,0,0,0.07) 4px
      );
      pointer-events: none;
      z-index: 200;
    }
	
	#grid-canvas {
      position: fixed;
      inset: 0;
      z-index: 0;
    }

    header {
      position: fixed;
      top: 0; left: 0; right: 0;
      height: var(--nav-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 2.5rem;
      border-bottom: 1px solid var(--border);
      background: rgba(10,10,10,0.95);
      backdrop-filter: blur(10px);
      z-index: 50;
    }

    .logo {
      display: flex;
      flex-direction: row;
      gap: 2px;
      text-decoration: none;
    }

    .logo-top {
      font-family: var(--font-mono);
      font-size: 0.7rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--text);
    }

    .logo-top span { color: var(--accent); }

    nav {
      display: flex;
      align-items: center;
      gap: 0;
    }

    nav a {
      font-family: var(--font-mono);
      font-size: 0.6rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--dim);
      text-decoration: none;
      padding: 0.5rem 1rem;
      border-left: 1px solid transparent;
      transition: color 0.2s, border-color 0.2s;
      white-space: nowrap;
    }

    nav a:hover {
      color: var(--text);
      border-left-color: var(--border-mid);
    }

    nav a.active { color: var(--accent); }

    .challenge-btn {
      font-family: var(--font-mono);
      font-size: 0.6rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--accent);
      text-decoration: none;
      border: 1px solid rgba(168,255,120,0.35);
      padding: 0.5rem 1.1rem;
      margin-left: 1.5rem;
      transition: all 0.2s;
      white-space: nowrap;
    }

    .challenge-btn:hover {
      background: var(--accent);
      color: #0a0a0a;
      border-color: var(--accent);
    }

    .hero {
      position: relative;
      min-height: 60vh;
      display: flex;
      align-items: center;
      padding: calc(var(--nav-h) + 2rem) 2.5rem 2rem;
      overflow: hidden;
    }

    #grid-canvas {
      position: absolute;
      inset: 0;
      z-index: 0;
    }

    .hero-content {
      position: relative;
      z-index: 10;
      max-width: 700px;
	  margin: 0 auto;
    }

    .hero-tag {
      font-size: 0.6rem;
      letter-spacing: 0.28em;
      text-transform: uppercase;
      color: var(--accent);
      opacity: 0.7;
      margin-bottom: 1rem;
      animation: fadeUp 1s ease both;
    }

    .hero-title {
      font-family: var(--font-serif);
      font-size: clamp(2rem, 5vw, 4rem);
      font-weight: 300;
      line-height: 1.0;
      color: #e8e8e8;
      letter-spacing: -0.02em;
      margin-bottom: 1rem;
      animation: fadeUp 1s 0.1s ease both;
      opacity: 0;
    }

    .hero-title em {
      font-style: italic;
      color: var(--accent);
    }

    .hero-body {
      font-family: var(--font-mono);
      font-size: 1.05rem;
      font-weight: 300;
      line-height: 1.9;
      color: var(--dim);
      max-width: 520px;
      margin-bottom: 1rem;
      animation: fadeUp 1s 0.2s ease both;
      opacity: 0;
    }

    .hero-note {
      font-family: var(--font-mono);
      font-size: 0.8rem;
      font-weight: 300;
      line-height: 1.9;
      color: var(--dim);
      max-width: 520px;
      margin-bottom: 1rem;
      animation: fadeUp 1s 0.2s ease both;
      opacity: 0;
    }

    .hero-links {
      display: flex;
      gap: 1rem;
      flex-wrap: wrap;
      animation: fadeUp 1s 0.3s ease both;
      opacity: 0;
    }

    .hero-link {
      font-family: var(--font-mono);
      font-size: 0.65rem;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      text-decoration: none;
      padding: 0.7rem 0.5rem;
      transition: all 0.2s;
    }

    .hero-link.primary {
      background: transparent;
      border: 1px solid var(--accent);
      color: var(--accent);
    }

    .hero-link.primary:hover {
      background: var(--accent);
      color: #0a0a0a;
    }

    .hero-link.secondary {
      border: 1px solid var(--border-mid);
      color: var(--dim);
    }

    .hero-link.secondary:hover {
      border-color: #444;
      color: var(--text);
    }

    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(16px); }
      to   { opacity: 1; transform: translateY(0); }
    }

    .sections {
      position: relative;
      z-index: 10;
      padding: 2.5rem 2.5rem;
      max-width: 1100px;
      margin: 0 auto;
    }

    .section-header {
      display: flex;
      align-items: baseline;
      gap: 1rem;
      margin-bottom: 2rem;
      padding-bottom: 1rem;
      border-bottom: 1px solid var(--border);
    }

    .section-tag {
      font-size: 0.58rem;
      letter-spacing: 0.25em;
      text-transform: uppercase;
      color: var(--accent);
      opacity: 0.7;
    }

    .section-title {
      font-family: var(--font-serif);
      font-size: 1.6rem;
      font-weight: 300;
      color: #e0e0e0;
      font-style: italic;
    }

    .card-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 1px;
      background: var(--border);
      margin-bottom: 5rem;
    }

    .card {
      background: var(--surface);
      padding: 1.75rem;
      position: relative;
      text-decoration: none;
      display: block;
      transition: background 0.2s;
      overflow: hidden;
    }

    .card:hover { background: #222; }

    .card-img {
      width: 100%;
      height: 120px;
      margin-bottom: 1.25rem;
      position: relative;
      overflow: hidden;
      background: #080808;
      border: 1px solid var(--border-card);
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .card-img svg {
      width: 100%;
      height: 100%;
    }

    .card-tag {
      font-size: 0.55rem;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--accent);
      opacity: 0.6;
      margin-bottom: 0.5rem;
    }

    .card-title {
      font-family: var(--font-serif);
      font-size: 1.2rem;
      font-weight: 300;
      color: #e0e0e0;
      margin-bottom: 0.6rem;
      line-height: 1.3;
    }

    .card-body {
      font-size: 0.68rem;
      color: #888;
      line-height: 1.8;
      letter-spacing: 0.03em;
    }

    .card-arrow {
      position: absolute;
      bottom: 1.5rem;
      right: 1.5rem;
      font-size: 0.6rem;
      color: var(--border-mid);
      transition: color 0.2s, transform 0.2s;
    }

    .card:hover .card-arrow {
      color: var(--accent);
      transform: translateX(3px);
    }

    .card::before {
      content: '';
      position: absolute;
      top: -1px; left: -1px;
      width: 0; height: 0;
      border-top: 2px solid transparent;
      border-left: 2px solid transparent;
      transition: width 0.3s, height 0.3s, border-color 0.3s;
    }

    .card:hover::before {
      width: 20px;
      height: 20px;
      border-color: var(--accent);
    }

    footer {
	  background: var(--bg);
	  position: fixed;
	  z-index: 50;
      bottom: 0;
      left: 0;
      width: 100%;
      border-top: 1px solid var(--border);
      padding: 1.5rem 2.5rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .footer-logo {
      font-size: 0.6rem;
      letter-spacing: 0.18em;
      color: var(--dim);
      text-transform: uppercase;
    }

    .footer-copy {
      font-size: 0.55rem;
      letter-spacing: 0.08em;
      color: #a3b89e;
    }
	
	.footer-coords {
      font-size: 0.62rem;
      letter-spacing: 0.1em;
      color: #333;
      font-family: var(--font-mono);
      transition: color 0.4s;
    }

    .footer-coords.flash {
      color: var(--accent);
    }