/* Timer display */
.timer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.timer-ring {
  position: relative;
  width: 260px;
  height: 260px;
}

.timer-ring svg {
  transform: rotate(-90deg);
  width: 100%;
  height: 100%;
}

.ring-bg {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 6;
}

.ring-progress {
  fill: none;
  stroke: var(--color-primary);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.5s linear;
}

.ring-progress.break {
  stroke: #16a34a;
}

.timer-display {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 56px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
  letter-spacing: 2px;
}

.phase-label {
  font-size: 14px;
  font-weight: 600;
  min-height: 20px;
}

.phase-label.break {
  color: #16a34a;
}

.phase-label.done {
  color: var(--color-primary);
}

/* Presets */
.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.preset-btn {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all 0.2s;
}

.preset-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.preset-btn.active {
  background: #eef2ff;
  border-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
}

/* Custom input */
.custom-input-row {
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
}

.custom-input {
  width: 80px;
  padding: 8px 12px;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
  text-align: center;
  color: var(--color-text);
}

.custom-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.custom-set-btn {
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 14px;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all 0.2s;
}

.custom-set-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.custom-label {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* Controls */
.controls {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.control-btn {
  padding: 12px 32px;
  border: none;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.start-btn {
  background: var(--color-primary);
  color: white;
  min-width: 120px;
}

.start-btn:hover {
  background: var(--color-primary-dark);
}

.start-btn.running {
  background: #d97706;
}

.start-btn.running:hover {
  background: #b45309;
}

.reset-btn {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 2px solid var(--color-border);
}

.reset-btn:hover {
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

/* Pomodoro toggle */
.pomodoro-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text);
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: 24px;
  cursor: pointer;
  transition: background 0.2s;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  left: 3px;
  top: 3px;
  background: white;
  border-radius: 50%;
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--color-primary);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

.break-settings {
  display: none;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.break-settings.visible {
  display: flex;
}

.break-input {
  width: 60px;
  padding: 6px 8px;
  border: 2px solid var(--color-border);
  border-radius: 6px;
  font-size: 13px;
  text-align: center;
  color: var(--color-text);
}

.break-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* Flash overlay */
.flash-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-primary);
  opacity: 0;
  pointer-events: none;
  z-index: 9999;
  transition: opacity 0.15s;
}

.flash-overlay.active {
  animation: flash 1.5s ease;
}

@keyframes flash {
  0%   { opacity: 0; }
  10%  { opacity: 0.4; }
  20%  { opacity: 0; }
  30%  { opacity: 0.3; }
  40%  { opacity: 0; }
  50%  { opacity: 0.2; }
  60%  { opacity: 0; }
  100% { opacity: 0; }
}

@media (max-width: 640px) {
  .timer-ring {
    width: 220px;
    height: 220px;
  }

  .timer-display {
    font-size: 44px;
  }

  .presets {
    gap: 6px;
  }

  .preset-btn {
    padding: 6px 12px;
    font-size: 13px;
  }
}