*,
*::before,
*::after {
  box-sizing: border-box;
}

/**
 * Windows-95/2000-inspiriertes Layout: eckige Kanten, harter Schatten,
 * Graustufen (schwarz / weiß / grau). Schrift: DotGothic16.
 */
html,
body {
  margin: 0;
  min-height: 100%;
  height: 100%;
  font-family: 'DotGothic16', ui-sans-serif, system-ui, sans-serif;
  font-size: 15px;
  color: #0a0a0a;
  background: #2b2b2b;
}

.app-page {
  min-height: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 2rem 1rem 2.5rem;
  background: #2b2b2b;
}

.app-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 640px;
}

/** Außenfenster: erhabener Rahmen + eckiger Kastenschatten */
.win-dialog {
  width: 100%;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  box-shadow:
    4px 4px 0 #000000,
    8px 8px 0 #1a1a1a;
}

.win-dialog-client {
  padding: 10px 10px 0;
  display: flex;
  justify-content: center;
  background: #c0c0c0;
}

/** Versenktes Spielfenster (klassisch „Sunken“) */
.win-viewport {
  display: block;
  width: 592px;
  height: 480px;
  max-width: 100%;
  overflow: hidden;
  background: #000000;
  border: 2px solid;
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
  box-shadow: inset 1px 1px 0 #808080;
}

.win-viewport canvas {
  display: block;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

/** Bereich unter dem Spiel: eigener Block im gleichen Fenster */
.win-footer {
  margin-top: 0;
  padding: 10px;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  background: #c0c0c0;
  border-top: 2px solid;
  border-color: #808080 #c0c0c0 #c0c0c0 #808080;
}

.win-footer-panel {
  flex: 1 1 200px;
  min-width: 0;
  margin: 0;
  padding: 8px 10px;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #0a0a0a #ffffff #ffffff #0a0a0a;
  box-shadow: inset 1px 1px 0 #808080;
}

.win-footer-title {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: #0a0a0a;
  border-bottom: 1px solid #808080;
  padding-bottom: 6px;
}

.win-control-list {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  line-height: 1.55;
}

.win-control-list li {
  margin-bottom: 6px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
}

.win-control-list li:last-child {
  margin-bottom: 0;
}

.win-control-desc {
  color: #0a0a0a;
}

.win-kbd {
  display: inline-block;
  min-width: 1.5rem;
  padding: 2px 6px;
  font-family: inherit;
  font-size: 12px;
  text-align: center;
  color: #0a0a0a;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
  box-shadow: 1px 1px 0 #000000;
}

.win-footer-aside {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 8px;
  padding: 8px 10px;
  min-width: 11rem;
  background: #c0c0c0;
  border: 2px solid;
  border-color: #ffffff #0a0a0a #0a0a0a #ffffff;
}

.win-clock {
  font-variant-numeric: tabular-nums;
  font-size: 16px;
  color: #0a0a0a;
  letter-spacing: 0.06em;
}

.win-link {
  font-size: 12px;
  color: #0a0a0a;
  text-decoration: underline;
  text-underline-offset: 2px;
  word-break: break-all;
  text-align: right;
  max-width: 16rem;
}

.win-link:hover {
  background: #0a0a0a;
  color: #ffffff;
}

.win-link:focus-visible {
  outline: 2px solid #0a0a0a;
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .app-page {
    padding: 1rem 0.5rem;
  }

  .win-dialog {
    box-shadow: 3px 3px 0 #000000;
  }

  .win-footer {
    flex-direction: column;
  }

  .win-footer-aside {
    align-items: flex-start;
    width: 100%;
  }

  .win-link {
    text-align: left;
    max-width: none;
  }
}