.tt-wrap { display: flex; flex-direction: column; gap: 16px; align-items: center; }

.tt-modes { display: flex; gap: 8px; }
.tt-mode, .tt-opp, .tt-diff {
  padding: 8px 16px;
  border-radius: 999px;
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  font: inherit;
  font-weight: 600;
}
.tt-mode:hover, .tt-opp:hover, .tt-diff:hover { border-color: var(--color-primary); }
.tt-mode--active, .tt-opp--active, .tt-diff--active { border-color: var(--color-primary); background: var(--color-primary); color: var(--color-on-accent); }

.tt-ai-options { display: flex; flex-direction: column; gap: 10px; align-items: center; }
.tt-opps, .tt-diffs { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }

.tt-board {
  display: grid;
  grid-template-columns: repeat(3, 72px);
  grid-template-rows: repeat(3, 72px);
  gap: 6px;
  background: var(--color-border);
  padding: 6px;
  border-radius: 10px;
}
.tt-cell {
  background: var(--color-surface);
  border: none;
  border-radius: 6px;
  font-size: 34px;
  font-weight: 800;
  color: var(--color-text);
  cursor: pointer;
}
.tt-cell:hover:not(:disabled) { background: var(--color-surface-hover); }
.tt-cell--win { background: var(--color-primary); color: var(--color-on-accent); }

.ut-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 8px;
  width: min(90vw, 420px);
  aspect-ratio: 1;
  background: var(--color-border);
  padding: 8px;
  border-radius: 12px;
}
.ut-mini {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 3px;
  background: var(--color-surface);
  border-radius: 6px;
  padding: 4px;
  border: 2px solid transparent;
}
.ut-mini--active { border-color: var(--color-accent); }
.ut-cell {
  background: var(--color-bg);
  border: none;
  border-radius: 3px;
  color: var(--color-text);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  min-height: 0;
}
.ut-cell:hover:not(:disabled) { background: var(--color-surface-hover); }
.ut-cell:disabled { cursor: default; }

.ut-mini--decided {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}
.ut-mini--decided[data-decided="X"] { background: rgba(79, 216, 224, 0.18); }
.ut-mini--decided[data-decided="O"] { background: rgba(238, 111, 168, 0.18); }
.ut-mini--decided[data-decided="draw"] { background: var(--color-surface); }
.ut-mini__mark { font-size: 46px; font-weight: 800; color: var(--color-text); }
.ut-mini--bigwin { outline: 3px solid var(--color-primary); }

.tt-toolbar { display: flex; gap: 10px; }

@media (max-width: 480px) {
  .tt-board { grid-template-columns: repeat(3, 58px); grid-template-rows: repeat(3, 58px); }
  .tt-cell { font-size: 26px; }
}