@font-face {
  font-family: "Archivo";
  src: url("/fonts/archivo-var-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/plex-mono-400-latin.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

:root {
  --ink: #f0ecdf;
  --muted: #a3a29a;
  --panel: #141a22;
  --line: #3a3d45;
  --accent: #f0c23a;
  --ok: #2ec4a2;
  --bad: #ff5a3c;
  --sans: "Archivo", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  color: var(--ink);
  font-family: var(--sans);
  background: #0b1016;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.chrome {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1rem 1.25rem 0.5rem;
}
.back { color: var(--muted); text-decoration: none; font-size: 0.9rem; padding-top: 0.35rem; white-space: nowrap; }
.back:hover { color: var(--ink); }
.brand { margin: 0; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
h1 { margin: 0.1rem 0 0.2rem; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.01em; }
.lede { margin: 0; color: var(--muted); max-width: 60ch; font-size: 0.95rem; line-height: 1.4; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  padding: 0.5rem 1.25rem;
}
.group { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.btn {
  font: inherit;
  font-size: 0.85rem;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
  cursor: pointer;
}
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); color: #1a1406; border-color: var(--accent); font-weight: 600; }
.btn.ghost { background: transparent; }
.btn.tog[aria-pressed="true"] { background: #2a3140; border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.btn:disabled { opacity: 0.5; cursor: default; }

.stage { padding: 0.25rem 1.25rem; }
.frame {
  position: relative;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  background: #0f151d;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.frame canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
#land { image-rendering: auto; }
#ink { touch-action: none; cursor: crosshair; }
.status {
  position: absolute;
  inset: auto 0 0 0;
  margin: 0;
  padding: 0.4rem 0.75rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
  background: rgba(11, 16, 22, 0.75);
  pointer-events: none;
}
.status[hidden] { display: none; }

.score { padding: 0.5rem 1.25rem 1.5rem; }
.hint { margin: 0.25rem 0; color: var(--muted); font-size: 0.9rem; max-width: 70ch; }
.numbers { display: flex; gap: 2rem; margin: 0.75rem 0 0.25rem; }
.numbers div { display: flex; flex-direction: column; }
.numbers dt { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.numbers dd { margin: 0; font-size: 1.6rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.seed { margin: 0.5rem 0 0; font-size: 0.8rem; color: var(--muted); }
.seed code { font-family: var(--mono); color: var(--ink); }

@media (max-width: 640px) {
  .chrome { flex-direction: column; gap: 0.25rem; padding-top: 0.75rem; }
  h1 { font-size: 1.3rem; }
  .stage { padding: 0.25rem 0.5rem; }
  .numbers { gap: 1.25rem; }
}