.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: 600;
  cursor: pointer;
  background: var(--bg-active);
  color: var(--text-primary);
  height: 36px;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn:active:not(:disabled) {
  background: var(--bg-active);
  transform: scale(0.98);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent) 0%, rgb(var(--user-accent-rgb), 0.8) 100%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 0 2px 8px rgba(var(--user-accent-rgb), 0.3);
}

.btn--primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--accent-hover) 0%, rgb(var(--user-accent-rgb), 0.9) 100%);
  box-shadow: 0 4px 12px rgba(var(--user-accent-rgb), 0.4);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn--primary:active:not(:disabled) {
  box-shadow: 0 2px 4px rgba(var(--user-accent-rgb), 0.3);
}

.btn--danger {
  border: 1px solid var(--danger);
  color: var(--danger);
  background: transparent;
}

.btn--danger:hover:not(:disabled) {
  background: var(--danger-bg);
  border-color: var(--danger);
}

.btn--danger:active:not(:disabled) {
  background: rgba(217, 56, 53, 0.2);
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  background: transparent;
}

.btn--ghost:hover:not(:disabled) {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
  background: var(--bg-hover);
}

.btn--small {
  height: 32px;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--text-xs);
}

.btn--block {
  width: 100%;
}

.idle-bar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.idle-bar__presets {
  display: flex;
  gap: var(--space-xs);
  background: var(--bg-base);
  border-radius: var(--radius-sm);
  padding: var(--space-xs);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.preset {
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-family);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
}

.preset:hover {
  color: var(--text-secondary);
  background: var(--bg-hover);
}

.preset.active {
  background: var(--bg-card);
  color: var(--accent);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.toggle-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  transition: color 0.2s;
}

.toggle-label:hover {
  color: var(--text-primary);
}

.toggle-label input[type="checkbox"] {
  appearance: none;
  width: 40px;
  height: 24px;
  background: var(--bg-active);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
  padding: 2px;
}

.toggle-label input[type="checkbox"]::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text-muted);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toggle-label input[type="checkbox"]:hover:not(:disabled) {
  border-color: rgba(255, 255, 255, 0.2);
}

.toggle-label input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}

.toggle-label input[type="checkbox"]:checked::after {
  left: 18px;
  background: #ffffff;
  box-shadow: 0 2px 4px rgba(var(--user-accent-rgb), 0.3);
}

.toggle-label input[type="checkbox"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@media (max-width: 600px) {
  .idle-bar {
    gap: var(--space-sm);
  }

  .idle-bar__presets {
    flex-wrap: wrap;
  }

  .preset {
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--text-xs);
  }
}

@media (max-width: 480px) {
  .btn {
    height: 40px;
    width: 100%;
  }

  .idle-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .idle-bar__presets {
    width: 100%;
  }

  .toggle-label {
    width: 100%;
    justify-content: space-between;
  }
}