button {
  font-weight: 500;
  border: none;
  border-radius: 0.5rem;
  margin: 0 2px;
  padding: 0.45rem 0.8rem;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
}
button:hover {
  transform: translateY(-1px);
}
button:focus {
  outline: 3px solid rgba(59, 130, 246, 0.6);
  outline-offset: 2px;
}

.controls button {
  color: #ffffff;
}

#pause-resume-btn {
  margin-left: 7px;
}
#pause-resume-btn[data-mode="pause"] {
  background: #3b82f6;
}
#pause-resume-btn[data-mode="pause"]:hover {
  background: #2563eb;
}

#pause-resume-btn[data-mode="resume"] {
  background: #10b981;
}
#pause-resume-btn[data-mode="resume"]:hover {
  background: #059669;
}

#reset-run-btn,
#summary-restart-btn {
  background: #f59e0b;
  color: #ffffff;
}
#reset-run-btn:hover,
#summary-restart-btn:hover {
  background: #d97706;
}
#reset-run-btn:focus,
#summary-restart-btn:focus {
  outline: 3px solid rgba(245, 158, 11, 0.4);
}

#reset-all-btn {
  background: #ef4444;
  margin-right: 7px;
}
#reset-all-btn:hover {
  background: #dc2626;
}
#reset-all-btn:focus {
  outline: 3px solid rgba(245, 11, 11, 0.4);
}

.feedback {
  min-height: 1.5rem;
}
.is-paused #timer,
.is-paused #prompt {
  opacity: 0.45;
  filter: saturate(0.7);
  transition: opacity 0.2s ease;
}

.paused-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}
.paused-overlay.show {
  opacity: 1;
  pointer-events: auto;
}
.paused-card {
  background: #ffffff;
  padding: 1.2rem 1.5rem;
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  text-align: center;
  animation: fadeInUP 0.18s ease;
}
.paused-pulse {
  font-size: 1.3rem;
  font-weight: 700;
  animation: pulse 1.5s ease-in-out infinite;
}
.puased-tip {
  font-size: 0.95rem;
  opacity: 0.8;
  margin-top: 0.25rem;
}

#missed-list .label {
  font-weight: 600;
  color: #6b7280;
  margin-right: 0.25rem;
}

.hidden {
  display: none;
}

.volume {
  margin-left: 7px;
}

.clean-ui .controls {
  display: none;
}

#clean-ui-hint {
  opacity: 0.7;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.95;
  }
  50% {
    transform: scale(1.06);
    opacity: 1;
  }
  100% {
    transform: 1;
    opacity: 0.95;
  }
}
@keyframes fadeInUp {
  from {
    transform: translateY(6px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}