:root {
  --bg: radial-gradient(circle at 20% 20%, #0f1729, #090d17 60%);
  --ink: #b5c7ff;
  --accent: #8be9fd;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
}
canvas { display: block; }
canvas:focus { outline: none; }
#console {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px;
  background: rgba(9, 13, 23, 0.9);
  border-top: 1px solid rgba(139, 233, 253, 0.35);
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: stretch;
  backdrop-filter: blur(6px);
  max-height: 20vh;
}
#log {
  flex: 1 1 auto;
  min-height: 80px;
  max-height: calc(20vh - 48px);
  overflow-y: auto;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid rgba(139, 233, 253, 0.3);
  background: #0a0f1a;
  box-shadow: inset 0 0 0 1px rgba(139, 233, 253, 0.12);
  font-family: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 13px;
  color: #d8e4ff;
}
#log::-webkit-scrollbar {
  width: 10px;
}
#log::-webkit-scrollbar-track {
  background: rgba(255, 145, 0, 0.08);
}
#log::-webkit-scrollbar-thumb {
  background: #ff9900;
  border-radius: 8px;
  border: 2px solid rgba(12, 17, 28, 0.95);
}
#log {
  scrollbar-color: #ff9900 rgba(255, 145, 0, 0.1);
  scrollbar-width: thin;
}
#prompt-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;
}
.prompt {
  color: #ff9900;
}
#command {
  flex: 1 1 auto;
  padding: 9px 12px;
  border-radius: 6px;
  border: 1px solid rgba(139, 233, 253, 0.5);
  background: rgba(12, 17, 28, 0.95);
  color: var(--accent);
  font-size: 14px;
  font-family: "JetBrains Mono", "SFMono-Regular", Menlo, Consolas, monospace;
  outline: none;
  caret-color: #5cff9a;
}
#command:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(139, 233, 253, 0.2);
}
.line { margin: 2px 0; white-space: pre-wrap; }
.line.accent { color: var(--accent); }
.line.error { color: #ff9aa2; }
.line.clickable { cursor: pointer; text-decoration: underline; text-decoration-style: dotted; }
.line .paren { color: #ff9900; }