:root {
  color-scheme: light;
  --bg: #fafafa;
  --fg: #2e3338;
  --border: #d0d7de;
}

@font-face {
  font-family: "Maple Mono";
  src: url("/fonts/MapleMono.woff2") format("woff2");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Maple Mono";
  src: url("/fonts/MapleMono-Italic.woff2") format("woff2");
  font-weight: 300 700;
  font-style: italic;
  font-display: swap;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: "Maple Mono", "Fira Code", "JetBrains Mono", "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;
}

#app {
  height: 100vh;
  display: flex;
  justify-content: center;
  padding: 12px;
}

#term-host {
  flex: 1;
  min-height: 0;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  /* extra bottom padding absorbs sub-pixel row overflow so the last line
     isn't clipped by overflow:hidden. */
  padding: 6px 6px 16px 6px;
  overflow: hidden;
  /* Cap at ~80 columns. The host shares xterm's monospace font/size, so 1ch
     == one terminal cell; the +14px covers horizontal padding (12) + border
     (2). Done in CSS (not JS) so it can't feed back into the ResizeObserver
     and oscillate. */
  max-width: calc(80ch + 14px);
  /* Hidden until the terminal has been fit at final (post-font-load)
     metrics, then faded in — masks the pre-JS full-width frame and the
     web-font swap reflow that would otherwise flash on load. */
  opacity: 0;
  transition: opacity 150ms ease-out;
}
#term-host.ready { opacity: 1; }

#term-host .xterm { height: 100%; }

/* Visible scrollbars on the light theme (xterm's default thumb vanishes on white). */
.xterm-viewport {
  scrollbar-width: thin;
  scrollbar-color: #c0c7cf transparent;
}
.xterm-viewport::-webkit-scrollbar { width: 10px; }
.xterm-viewport::-webkit-scrollbar-track { background: transparent; }
.xterm-viewport::-webkit-scrollbar-thumb {
  background: #c0c7cf;
  border-radius: 5px;
}
.xterm-viewport::-webkit-scrollbar-thumb:hover { background: #a8afb7; }