:root {
  --bg: #15161a;
  --fg: #e8e6e0;
  --muted: #a7a49c;
  --accent: #2f6fd9;
  --paper: #e4e4e0;
  --ink: #101010;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding: 0 16px 40px;
}
a { color: #8fb8ff; }
header { max-width: 980px; margin: 24px auto 12px; }
h1 { font-size: 1.6rem; font-weight: 600; margin: 0 0 6px; letter-spacing: .01em; }
.logo { font-weight: 800; color: #fff; }
.logo span { color: var(--accent); }
.sub { color: var(--muted); margin: 0; }
main { max-width: 980px; margin: 0 auto; }
kbd {
  font: 0.85em ui-monospace, SFMono-Regular, Menlo, monospace;
  background: #2b2d35; border: 1px solid #3c3f49; border-bottom-width: 2px;
  border-radius: 4px; padding: 0 5px; color: #fff; white-space: nowrap;
}
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: #fff; }
.inv { background: #fff; color: #000; padding: 0 3px; font-family: ui-monospace, monospace; font-style: normal; }

/* Écran */
.screen { margin: 0 auto; max-width: 980px; }
.bezel {
  background: #050505;
  border-radius: 14px;
  padding: 2.5%;
  box-shadow: 0 10px 40px rgba(0,0,0,.6), inset 0 0 0 2px #222;
}
#canvas {
  display: block;
  /* SDL pose une taille CSS en pixels ; on la remplace par la largeur disponible */
  width: 100% !important;
  height: auto !important;
  aspect-ratio: 4 / 3;
  background: var(--paper);
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  outline: none;
  cursor: none;
}
#canvas:focus { box-shadow: 0 0 0 2px var(--accent); }
.status {
  text-align: center; color: var(--muted); font-size: .85rem; margin: 8px 0 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; min-height: 1.4em;
}

/* Barre d'outils */
.toolbar {
  display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; align-items: center;
  margin: 14px auto 18px; max-width: 980px;
}
.toolbar button, .toolbar select {
  background: #2b2d35; color: #fff; border: 1px solid #40434e; border-radius: 6px;
  padding: 7px 14px; font: inherit; font-size: .95rem; cursor: pointer;
}
.toolbar button:hover { background: #363946; }
.toolbar button:active, .toolbar button.on { background: var(--accent); border-color: var(--accent); }
.toolbar label { color: var(--muted); font-size: .9rem; display: inline-flex; gap: 6px; align-items: center; }

/* Aide */
.help { max-width: 980px; margin: 28px auto 0; }
.help h2 { font-size: 1.2rem; margin: 0 0 10px; }
.help h3 { font-size: 1rem; margin: 0 0 6px; color: #fff; }
.help p { margin: 0 0 10px; color: var(--fg); font-size: .95rem; }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
table { border-collapse: collapse; font-size: .9rem; margin: 6px 0 10px; }
td { padding: 3px 10px 3px 0; vertical-align: top; }
td + td { color: var(--muted); }

footer { max-width: 980px; margin: 36px auto 0; color: var(--muted); font-size: .8rem; }