.tt-main { display: flex; gap: 14px; justify-content: center; align-items: flex-start; flex-wrap: wrap; }
.tt-board {
  display: grid; grid-template-columns: repeat(10, 1fr);
  gap: 2px; background: #2b2440; padding: 5px; border-radius: 12px; width: max-content;
}
.tt-cell { width: 24px; height: 24px; border-radius: 4px; background: #3a3458; }
.tt-cell.f { box-shadow: inset 0 0 0 2px rgba(255,255,255,.35); }
.tt-side { display: flex; flex-direction: column; gap: 10px; min-width: 96px; }
.tt-box { background: var(--surface); border: 2px solid var(--line); border-radius: 12px; padding: 8px 10px; text-align: center; }
.tt-label { font-size: 12px; color: var(--muted); font-weight: 700; }
.tt-num { font-size: 24px; font-weight: 900; color: var(--ink); }
.tt-next { display: grid; grid-template-columns: repeat(4, 18px); grid-template-rows: repeat(4, 18px); gap: 2px; justify-content: center; margin-top: 6px; }
.tt-next .tt-cell { width: 18px; height: 18px; }
.tt-pad { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; max-width: 420px; margin: 14px auto 0; }
.tt-key {
  min-height: 56px; border: 2px solid var(--line); border-radius: 14px; background: var(--surface);
  font-size: 22px; font-weight: 900; color: var(--ink); cursor: pointer;
}
.tt-key:active { transform: scale(.95); }
.tt-key.drop { grid-column: 1 / -1; background: var(--coral); color: #fff; font-size: 18px; }
@media (max-width: 380px) {
  .tt-cell { width: 20px; height: 20px; }
}