@font-face {
  font-family: 'Commit';
  src: local('JetBrains Mono'), local('Fira Code'), local('Courier New');
}

:root {
  --bg: #0a0a0a;
  --fg: #d4d4d4;
  --dim: #4a4a4a;
  --ghost: #1a1a1a;
  --accent: #b388ff;
  --accent-dim: #7c4dff;
  --cyan: #4dd0e1;
  --font: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-snap-type: y proximity; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  overflow-x: hidden;
  cursor: crosshair;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--cyan); }

/* VOID — the scroll space */
.void { min-height: 100vh; }

/* ROOMS */
.room {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.room.visible {
  opacity: 1;
  transform: translateY(0);
}
.room-inner {
  max-width: 700px;
  width: 100%;
  padding: 60px 32px;
}
.room-offset-right .room-inner,
.room-offset-right { padding-left: 15vw; }
.room-offset-left .room-inner,
.room-offset-left { padding-right: 15vw; }

/* ROOM LABELS */
.room-label {
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.15em;
  margin-bottom: 40px;
  text-transform: lowercase;
}

/* ROOM 0 — entrance */
.room-0 { min-height: 100vh; text-align: center; }
.ascii-mark {
  font-size: 14px;
  color: var(--accent);
  line-height: 1.4;
  margin-bottom: 60px;
  opacity: 0.7;
}
.entrance-text { margin-bottom: 80px; }
.entrance-text .flicker {
  font-size: 18px;
  color: var(--fg);
  animation: flicker 3s infinite;
}
@keyframes flicker {
  0%, 92%, 100% { opacity: 1; }
  93% { opacity: 0.1; }
  94% { opacity: 0.8; }
  95% { opacity: 0.2; }
  96% { opacity: 0.9; }
}
.scroll-hint {
  font-size: 10px;
  color: var(--dim);
  letter-spacing: 0.3em;
  animation: drift 2s ease-in-out infinite;
}
@keyframes drift {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ROOM 1 — who */
.room-1 .room-body {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}
.logo-artifact {
  width: 120px;
  height: 120px;
  border: 1px solid var(--ghost);
  padding: 8px;
  filter: saturate(0.8);
  transition: filter 0.3s;
}
.logo-artifact:hover { filter: saturate(1.2) brightness(1.1); }
.text-block { flex: 1; }
.mono-lg { font-size: 28px; color: var(--accent); margin-bottom: 16px; font-weight: 400; }
.mono-sm { font-size: 13px; line-height: 2.2; }
.faded { color: var(--dim); }
.faded:hover { color: var(--fg); transition: color 0.3s; }

/* ROOM 2 — what */
.text-artifact {
  font-size: 13px;
  line-height: 1.9;
  color: var(--fg);
  white-space: pre;
}

/* ROOM 3 — architecture */
.code-artifact {
  font-size: 11px;
  line-height: 1.5;
  color: var(--dim);
  white-space: pre;
  border: 1px solid var(--ghost);
  padding: 24px;
  overflow-x: auto;
  transition: color 0.5s;
}
.code-artifact:hover { color: var(--accent); }

/* ROOM 4 — contract */
.ca-block {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.ca-prefix { color: var(--dim); font-size: 12px; }
.ca-address {
  font-size: 12px;
  color: var(--cyan);
  word-break: break-all;
  padding: 8px 12px;
  border: 1px solid var(--ghost);
  background: rgba(77, 208, 225, 0.03);
}
.ca-btn {
  font-family: var(--font);
  font-size: 11px;
  color: var(--dim);
  background: none;
  border: 1px solid var(--ghost);
  padding: 6px 14px;
  cursor: pointer;
  transition: all 0.2s;
}
.ca-btn:hover { color: var(--accent); border-color: var(--accent); }
.ca-note { font-size: 11px; color: var(--dim); }

/* ROOM 5 — transmission */
.transmission-feed {
  border: 1px solid var(--ghost);
  padding: 20px;
  max-height: 300px;
  overflow-y: auto;
}
.feed-line {
  font-size: 11px;
  color: var(--dim);
  line-height: 2.2;
  transition: color 0.3s;
}
.feed-line:hover { color: var(--fg); }
.blink-line { animation: blink 1s step-end infinite; color: var(--accent); }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* ROOM 6 — exits */
.exit-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 60px;
}
.exit-link {
  font-size: 14px;
  color: var(--dim);
  padding: 12px 0;
  border-bottom: 1px solid var(--ghost);
  transition: all 0.3s;
  display: flex;
  align-items: center;
  gap: 12px;
}
.exit-link:hover { color: var(--accent); padding-left: 12px; border-color: var(--accent); }
.exit-arrow { color: var(--accent); opacity: 0; transition: opacity 0.3s; }
.exit-link:hover .exit-arrow { opacity: 1; }
.end-mark {
  font-size: 12px;
  color: var(--dim);
  opacity: 0.4;
  line-height: 1.4;
  text-align: center;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .room-offset-right, .room-offset-left,
  .room-offset-right .room-inner, .room-offset-left .room-inner {
    padding-left: 24px;
    padding-right: 24px;
  }
  .room-inner { padding: 40px 24px; }
  .room-1 .room-body { flex-direction: column; gap: 24px; }
  .logo-artifact { width: 80px; height: 80px; }
  .mono-lg { font-size: 22px; }
  .code-artifact { font-size: 9px; padding: 16px; }
  .text-artifact { font-size: 11px; }
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--ghost); }
::-webkit-scrollbar-thumb:hover { background: var(--dim); }