:root {
  --bg: #10141c;
  --panel: #171d29;
  --slot: #1d2534;
  --line: #2a3346;
  --txt: #dbe4f0;
  --mut: #7f8ba0;
  --grn: #3fb950;
  --org: #f0a04b;
  --cyn: #4bd2c5;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  background: var(--bg);
  color: var(--txt);
  line-height: 1.55;
  overflow-x: hidden;
}

a { color: var(--cyn); text-decoration: none; }
a:hover { text-decoration: underline; }

/* faint building grid, like an unfinished chunk */
.gridbg {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(75,210,197,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(75,210,197,.04) 1px, transparent 1px);
  background-size: 44px 44px;
  z-index: -2;
}

.blk { color: var(--grn); }

/* ---------- nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  background: rgba(16,20,28,.85);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(6px);
}

.brand {
  font-family: "Press Start 2P", monospace;
  font-size: .85rem;
  letter-spacing: 1px;
}

.nav nav { display: flex; gap: 22px; }
.nav nav a {
  color: var(--mut);
  font-size: .95rem;
}
.nav nav a:hover { color: var(--txt); text-decoration: none; }

main { max-width: 920px; margin: 0 auto; padding: 24px 18px 60px; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  text-align: center;
  padding: 70px 0 48px;
}

.eyebrow {
  font-family: "Press Start 2P", monospace;
  font-size: .6rem;
  color: var(--org);
  letter-spacing: 2px;
  margin-bottom: 18px;
}

h1 {
  font-family: "Press Start 2P", monospace;
  font-size: clamp(2rem, 8vw, 4.2rem);
  color: var(--txt);
  text-shadow: 3px 3px 0 #0b3a34, 6px 6px 0 rgba(0,0,0,.35);
  margin-bottom: 18px;
}

.tagline { color: var(--mut); font-size: 1.05rem; }

.status {
  display: inline-block;
  margin: 22px 0;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  font-size: .9rem;
  color: var(--mut);
}
.status .dot {
  display: inline-block;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--grn);
  box-shadow: 0 0 10px var(--grn);
  margin-right: 6px;
  animation: pulse 1.6s infinite;
}
@keyframes pulse { 50% { opacity: .35; } }

.hero-actions { margin-top: 14px; }

.btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 6px;
  border: 1px solid var(--line);
  color: var(--txt);
  font-weight: 600;
  background: var(--panel);
  margin: 4px 6px;
}
.btn:hover { text-decoration: none; border-color: var(--cyn); }
.btn.primary { background: var(--grn); border-color: var(--grn); color: #0b1510; }
.btn.primary:hover { background: #4fd15c; }

/* ---------- voxel cubes ---------- */
.cubes { position: absolute; inset: 0; pointer-events: none; }

.cube {
  width: 46px; height: 46px;
  position: absolute;
  transform-style: preserve-3d;
  animation: spin 14s linear infinite;
  opacity: .8;
}
.cube .f { position: absolute; width: 46px; height: 46px; border: 1px solid rgba(75,210,197,.4); }
.cube .f1 { background: rgba(75,210,197,.14); transform: translateZ(23px); }
.cube .f2 { background: rgba(240,160,75,.10); transform: rotateY(90deg) translateZ(23px); }
.cube .f3 { background: rgba(75,210,197,.08); transform: rotateX(90deg) translateZ(23px); }

.c1 { top: 18%; left: 8%; }
.c2 { top: 62%; left: 84%; animation-duration: 10s; animation-direction: reverse; }
.c3 { top: 8%; left: 78%; width: 28px; height: 28px; animation-duration: 18s; }
.c3 .f { width: 28px; height: 28px; }
.c3 .f1 { transform: translateZ(14px); }
.c3 .f2 { transform: rotateY(90deg) translateZ(14px); }
.c3 .f3 { transform: rotateX(90deg) translateZ(14px); }

@keyframes spin {
  from { transform: rotateX(0) rotateY(0); }
  to { transform: rotateX(360deg) rotateY(360deg); }
}

/* ---------- cards / quest ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--grn);
  border-radius: 8px;
  padding: 26px;
  margin: 28px 0;
}

h2 { font-size: 1.15rem; margin-bottom: 14px; letter-spacing: .5px; }
.qicon { color: var(--grn); }

.quest ol { padding-left: 22px; }
.quest li { margin: 10px 0; color: var(--txt); }
.quest .reward { margin-top: 16px; color: var(--org); font-size: .9rem; }

code {
  font-family: ui-monospace, "JetBrains Mono", monospace;
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: .9em;
  color: var(--cyn);
}

/* ---------- inventory slots ---------- */
.section-head { margin: 40px 0 18px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}

.slot {
  background: var(--slot);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
  overflow: hidden;
}
.slot-top {
  font-family: "Press Start 2P", monospace;
  font-size: .62rem;
  letter-spacing: 1px;
  color: var(--org);
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  padding: 10px 14px;
  text-transform: uppercase;
}
.slot p { color: var(--mut); font-size: .95rem; padding: 14px; }

/* ---------- footer ---------- */
footer {
  text-align: center;
  color: var(--mut);
  padding: 26px;
  border-top: 1px solid var(--line);
  font-size: .9rem;
}

@media (max-width: 640px) {
  .nav { flex-direction: column; gap: 12px; }
  .cubes { display: none; }
}