/* GerGame · Shared Game-Page Shell
 * Used by all 12+ original games for consistent look.
 */
:root {
  --bg: #FAFAF7;
  --board: #0A0A0A;
  --ink: #0A0A0A;
  --ink-mute: #8A8A85;
  --rule: #E5E2DA;
  --accent: #1A47CC;
  --hot: #FF3D00;
  --lime: #C8FF00;
  --gold: #FFF089;
  --paper: #FFFFFF;
}
* { margin:0; padding:0; box-sizing:border-box; }
body {
  font-family: "Geist", -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px 40px;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.gtopbar {
  width: 100%;
  max-width: 600px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 24px;
}
.gback {
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  text-decoration: none;
}
.gback:hover { color: var(--ink); }
.glang {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  display: flex;
  gap: 4px;
}
.glang button {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--rule);
  background: transparent;
  cursor: pointer;
  font: inherit;
  color: var(--ink-mute);
}
.glang button.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.gtitle {
  font-family: "Fraunces", serif;
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
  text-align: center;
}
.gsub {
  font-size: 13px;
  color: var(--ink-mute);
  margin-bottom: 20px;
  text-align: center;
}
.gscores {
  width: 100%;
  max-width: 480px;
  display: flex;
  justify-content: space-between;
  margin-bottom: 12px;
  gap: 12px;
}
.gstat {
  flex: 1;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  border-radius: 8px;
  background: var(--paper);
  text-align: center;
}
.gstat-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.gstat-value {
  font-family: "Fraunces", serif;
  font-size: 24px;
  font-weight: 500;
  line-height: 1.2;
}
.gboard {
  width: 100%;
  max-width: 480px;
  position: relative;
  margin-bottom: 16px;
}
.goverlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(6px);
  border-radius: 12px;
  color: #FFFFFF;
  text-align: center;
  padding: 20px;
  transition: opacity 200ms;
}
.goverlay.hidden { opacity: 0; pointer-events: none; }
.goverlay h2 {
  font-family: "Fraunces", serif;
  font-size: 32px;
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.goverlay p { font-size: 14px; opacity: 0.85; margin-bottom: 20px; max-width: 280px; }
.gbtn {
  background: var(--lime);
  color: var(--ink);
  border: 0;
  padding: 12px 28px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.02em;
}
.gbtn:hover { background: #B8EB00; }
.gbtn.is-active {
  background: var(--ink);
  color: #FFFFFF;
  outline: 2px solid var(--lime);
  outline-offset: -4px;
}
.gbtn.is-active:hover { background: #2A2A28; }
.gbtn.primary {
  background: var(--accent);
  color: #FFFFFF;
}
.gbtn.primary:hover { background: #1538A8; }
.gbtn-2 { background: transparent; color: #FFFFFF; border: 1px solid rgba(255,255,255,0.4); margin-left: 8px; }
.gbtn-2:hover { background: rgba(255,255,255,0.1); }
.gtabs {
  width: 100%;
  max-width: 480px;
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.gtab {
  flex: 1;
  padding: 10px;
  border: 1px solid var(--rule);
  background: transparent;
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  color: var(--ink-mute);
}
.gtab.active {
  background: var(--ink);
  color: #FFFFFF;
  border-color: var(--ink);
}
.gnotes {
  width: 100%;
  max-width: 480px;
  font-size: 12px;
  color: var(--ink-mute);
  text-align: center;
  line-height: 1.6;
  margin-top: 8px;
}
.gnotes kbd {
  font-family: "JetBrains Mono", monospace;
  font-size: 11px;
  background: var(--paper);
  border: 1px solid var(--rule);
  padding: 2px 6px;
  border-radius: 4px;
}
canvas { display: block; touch-action: none; }
@media (max-width: 520px) {
  .gtitle { font-size: 26px; }
  .gstat-value { font-size: 20px; }
}