CALC.EXE  ::  the web build's page chrome
   Same ANSI-16 palette and fonts as lisecki.dev, so the iframe
   on the homepage looks like part of the site.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=VT323&display=swap');

:root {
  --ansi-black:   #000000;
  --ansi-red:     #aa0000;
  --ansi-green:   #00aa00;
  --ansi-yellow:  #aa5500;
  --ansi-blue:    #0000aa;
  --ansi-magenta: #aa00aa;
  --ansi-cyan:    #00aaaa;
  --ansi-white:   #aaaaaa;
  --ansi-bright-black:   #555555;
  --ansi-bright-red:     #ff0000;
  --ansi-bright-green:   #00ff00;
  --ansi-bright-yellow:  #ffff00;
  --ansi-bright-blue:    #5555ff;
  --ansi-bright-magenta: #ff00ff;
  --ansi-bright-cyan:    #00ffff;
  --ansi-bright-white:   #ffffff;
}

   is inside an iframe the parent's filter already inverts us, so calc.mjs only
   sets the class on a top-level visit — inverting twice would cancel out. */
html.light-mode {
  filter: invert(1) hue-rotate(180deg);
}

body {
  margin: 0;
  padding: 18px 12px 28px 12px;
  background: var(--ansi-black);
  color: var(--ansi-bright-yellow);
  font-family: 'VT323', monospace;
  font-size: 21px;
  text-align: center;
  overflow-x: hidden;
}

.top-marquee {
  background: repeating-linear-gradient(
    90deg,
    var(--ansi-bright-magenta) 0 20px,
    var(--ansi-bright-cyan) 20px 40px,
    var(--ansi-bright-yellow) 40px 60px,
    var(--ansi-bright-red) 60px 80px,
    var(--ansi-bright-green) 80px 100px
  );
  color: var(--ansi-black);
  font-family: 'VT323', monospace;
  font-size: 20px;
  font-weight: bold;
  padding: 4px 0;
  margin: -18px -12px 16px -12px;
  border-bottom: 4px ridge var(--ansi-bright-yellow);
}

   own window frame, so everything but the terminal would be said twice. Only the
   focus hint stays: a visitor whose keys go nowhere needs to be told why. */
html.embedded body { padding: 0; }
html.embedded .top-marquee,
html.embedded .titlebar,
html.embedded .note,
html.embedded .legend,
html.embedded .badges,
html.embedded footer { display: none; }
html.embedded .window {
  max-width: none;
  border: 0;
  box-shadow: none;
}
html.embedded .window.focused {
  outline: 2px solid var(--ansi-bright-green);
  outline-offset: -2px;
}
html.embedded #terminal {
  height: calc(100vh - 34px);
  min-height: 0;
}
html.embedded .hint {
  margin: 2px 0 0 0;
  font-size: 18px;
}

.window {
  max-width: 980px;
  margin: 0 auto;
  border: 4px ridge var(--ansi-bright-white);
  background: var(--ansi-black);
  box-shadow: 8px 8px 0 var(--ansi-bright-black);
  text-align: left;
}

.titlebar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 5px 8px;
  background: linear-gradient(90deg, var(--ansi-blue), var(--ansi-bright-blue));
  border-bottom: 3px ridge var(--ansi-bright-white);
  color: var(--ansi-bright-white);
  font-family: 'Press Start 2P', monospace;
  font-size: 11px;
}

.dots {
  display: flex;
  gap: 5px;
  flex: 0 0 auto;
}
.dot {
  width: 12px;
  height: 12px;
  border: 2px outset var(--ansi-bright-white);
}
.dot.close    { background: var(--ansi-bright-red); }
.dot.minimize { background: var(--ansi-bright-yellow); }
.dot.zoom     { background: var(--ansi-bright-green); }

.titlebar .name { flex: 1 1 auto; }
.titlebar .right { flex: 0 0 auto; color: var(--ansi-bright-yellow); }

   glyphs, and calc draws its separator with them. */
#terminal {
  height: 62vh;
  min-height: 380px;
  padding: 6px;
  font-family: 'Cascadia Mono', 'DejaVu Sans Mono', Menlo, Consolas, monospace;
}

.window.focused {
  border-color: var(--ansi-bright-green);
}

.hint {
  margin: 14px auto 4px auto;
  font-size: 24px;
  color: var(--ansi-bright-green);
}
.hint.armed { color: var(--ansi-bright-black); }

.note {
  max-width: 900px;
  margin: 0 auto;
  color: var(--ansi-white);
  font-size: 19px;
}

.legend {
  max-width: 900px;
  margin: 16px auto 0 auto;
  border: 3px double var(--ansi-bright-cyan);
  padding: 8px 12px;
  text-align: left;
  color: var(--ansi-bright-cyan);
  columns: 2;
  column-gap: 26px;
}
.legend b { color: var(--ansi-bright-yellow); }
@media (max-width: 620px) {
  .legend { columns: 1; }
}

.badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin: 18px 0 10px 0;
}
.badge {
  font-family: 'Press Start 2P', monospace;
  font-size: 8px;
  padding: 5px 7px;
  border: 2px outset var(--ansi-bright-white);
  color: var(--ansi-black);
}
.badge.wasm { background: var(--ansi-bright-magenta); }
.badge.vim  { background: var(--ansi-bright-green); }
.badge.cpp  { background: var(--ansi-bright-cyan); }
.badge.free { background: var(--ansi-bright-yellow); }

footer {
  margin-top: 10px;
  color: var(--ansi-white);
  font-size: 19px;
}
a { color: var(--ansi-bright-cyan); }
a:hover { color: var(--ansi-bright-magenta); }

code {
  font-family: 'Cascadia Mono', Menlo, Consolas, monospace;
  font-size: 15px;
  color: var(--ansi-bright-green);
}

.blink {
  animation: blink 1s steps(2, start) infinite;
}
@keyframes blink {
  to { visibility: hidden; }
}

#error {
  display: none;
  max-width: 900px;
  margin: 16px auto 0 auto;
  border: 3px double var(--ansi-bright-red);
  padding: 10px;
  color: var(--ansi-bright-red);
}