/* Demo page chrome. The robot brings his own styling; this is just the room. */

:root {
  color-scheme: dark;
  --bg: #120d0b;
  --panel: #1c1512;
  --ink: #f3ece3;
  --dim: #ab9683;
  --accent: #f2cf4a;
  --line: rgba(140, 112, 90, 0.32);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: clamp(1.5rem, 5vw, 4rem) 1.25rem 4rem;
  background:
    radial-gradient(80vh 55vh at 80% -8%, rgba(176, 108, 245, 0.12), transparent 62%),
    radial-gradient(70vh 50vh at 5% 4%, rgba(242, 207, 74, 0.10), transparent 58%),
    var(--bg);
  color: var(--ink);
  font-family: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.06rem);
  line-height: 1.65;
  text-wrap: pretty;
}

main { max-width: 60rem; margin-inline: auto; }

h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(2.6rem, 1.6rem + 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

h2 {
  margin: 2.6rem 0 0.7rem;
  font-size: clamp(1.25rem, 1.1rem + 0.7vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.lede { margin: 0 0 1rem; max-width: 46ch; color: var(--dim); font-size: 1.1em; }

.meta {
  margin: 0 0 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.8rem;
  color: var(--dim);
}

a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--ink); }

/* The robot's room. He fills whatever box he is given. */
#habitat {
  aspect-ratio: 12 / 5;
  min-height: 260px;
  max-height: 60vh;
  border: 1px solid var(--line);
  border-radius: 14px;
}

@media (width < 46rem) {
  #habitat { aspect-ratio: auto; height: min(44vh, 300px); min-height: 200px; }
}

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem 1.4rem;
  margin-block: 0.9rem 0;
}

.acts { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.act {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.76rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--dim);
  cursor: pointer;
  transition: color 0.18s, border-color 0.18s, transform 0.15s;
}
.act:hover { color: var(--ink); border-color: var(--accent); transform: translateY(-1px); }
.act[aria-pressed="true"] { background: var(--accent); border-color: transparent; color: #241a10; }

.hint {
  margin: 0;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.74rem;
  color: var(--dim);
}

kbd {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.9em;
  padding: 0.1em 0.4em;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.04);
}

.prose { max-width: 62ch; }
.prose p { color: var(--dim); }
.prose .note { font-size: 0.94em; }
.prose code { font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 0.88em; color: var(--ink); }

pre {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  overflow-x: auto;
  font-size: 0.84rem;
  line-height: 1.6;
}
pre code { color: var(--ink); }

.foot {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.8rem;
  color: var(--dim);
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

@media (prefers-reduced-motion: reduce) {
  .act:hover { transform: none; }
}