.tab-timer-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 20px 40px;
}

.tab-phase-label {
  font-family: Syne, sans-serif;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 3px;
  padding: 5px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  transition: background .3s, color .3s;
}

.tab-warmup {
  background: rgba(76, 175, 130, 0.12);
  color: var(--gn);
}

.tab-work {
  background: rgba(232, 184, 75, 0.12);
  color: var(--gold);
}

.tab-rest {
  background: rgba(91, 155, 213, 0.12);
  color: var(--bl);
}

.tab-countdown {
  font-family: Syne, sans-serif;
  font-size: 96px;
  font-weight: 800;
  line-height: 1;
  color: var(--tx);
  min-width: 2ch;
  text-align: center;
  margin-bottom: 20px;
}

.tab-progress-track {
  width: 240px;
  max-width: 100%;
  height: 4px;
  background: var(--bg3);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 16px;
}

.tab-progress-bar {
  height: 100%;
  border-radius: 2px;
  transition: width 0.9s linear, background .3s;
}

.tab-bar-warmup { background: var(--gn); }
.tab-bar-work   { background: var(--gold); }
.tab-bar-rest   { background: var(--bl); }

.tab-round-info {
  font-size: 14px;
  color: var(--t2);
}

@media (max-width: 480px) {
  .tab-countdown { font-size: 72px; }
}