/* Primary button */
.btn-primary {
  display: block;
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  min-height: 44px;
}

.btn-primary:active {
  background: var(--accent-bright);
}

/* Secondary button */
.btn-secondary {
  display: block;
  width: 100%;
  padding: 12px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  min-height: 44px;
}

.btn-secondary:active {
  background: var(--border);
}

/* Danger button */
.btn-danger {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
}

.btn-danger:active {
  background: #e74c3c;
}

/* Warn button */
.btn-warn {
  background: var(--warn);
  color: #fff;
  border-color: var(--warn);
}

/* Range slider */
input[type=range] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: var(--bg-raised);
  border: none;
  padding: 0;
  outline: none;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-bright);
  cursor: pointer;
  border: 2px solid var(--bg-panel);
}

input[type=range]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-bright);
  cursor: pointer;
  border: 2px solid var(--bg-panel);
}

/* Slider row */
.slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
}

.slider-row label {
  width: 80px;
  flex-shrink: 0;
  margin: 0;
}

.slider-row input[type=range] {
  flex: 1;
}

.slider-value {
  width: 44px;
  text-align: right;
  font-size: 13px;
  color: var(--text-muted);
  flex-shrink: 0;
}

/* Colour swatch row */
.swatch-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.swatch {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  flex-shrink: 0;
  transition: border-color 0.15s, transform 0.1s;
}

.swatch:active {
  transform: scale(0.9);
}

.swatch.selected {
  border-color: #fff;
  box-shadow: 0 0 0 2px var(--accent-bright);
}

.swatch.white { background: #ffffff; }
.swatch.red { background: #e53935; }
.swatch.orange { background: #fb8c00; }
.swatch.green { background: #43a047; }
.swatch.blue { background: #1e88e5; }
.swatch.cyan { background: #0eb8c0; }

/* Color input row */
.color-input-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.color-input-row input[type=color] {
  width: 44px;
  height: 36px;
  padding: 2px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-raised);
  cursor: pointer;
  flex-shrink: 0;
}

.color-input-row input[type=text] {
  flex: 1;
  font-family: var(--font-mono);
  text-transform: uppercase;
}

/* Pattern grid */
.pattern-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.pattern-btn {
  background: var(--bg-raised);
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 10px 4px;
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
  cursor: pointer;
  min-height: 52px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.pattern-btn.selected {
  border-color: var(--accent-bright);
  color: var(--text-primary);
  background: var(--bg-selected);
}

.pattern-btn:active {
  background: var(--bg-selected);
}

.pattern-icon {
  font-size: 18px;
}

/* Audio file list */
.audio-list {
  list-style: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  max-height: 240px;
  overflow-y: auto;
}

.audio-item {
  display: flex;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  gap: 10px;
  cursor: pointer;
  min-height: 44px;
}

.audio-item:last-child {
  border-bottom: none;
}

.audio-item.selected {
  background: var(--bg-selected);
}

.audio-item:active {
  background: var(--bg-raised);
}

.audio-radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.audio-radio.checked::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-bright);
  display: block;
}

.audio-name {
  font-size: 14px;
  flex: 1;
}

/* Stepper */
.stepper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stepper-btn {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  min-height: 44px;
  min-width: 44px;
}

.stepper-btn:active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.stepper-value {
  font-size: 18px;
  font-weight: 600;
  min-width: 32px;
  text-align: center;
}

/* Toggle switch */
.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  min-height: 44px;
}

.toggle-label {
  font-size: 14px;
}

.toggle {
  position: relative;
  width: 44px;
  height: 26px;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-raised);
  border-radius: 13px;
  transition: background 0.2s;
  cursor: pointer;
  border: 1px solid var(--border);
}

.toggle-slider::before {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--text-muted);
  top: 2px;
  left: 2px;
  transition: transform 0.2s, background 0.2s;
}

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

.toggle input:checked + .toggle-slider::before {
  transform: translateX(18px);
  background: #fff;
}

/* Preset list */
.preset-list {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.preset-item {
  display: flex;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  gap: 10px;
  cursor: pointer;
  position: relative;
  min-height: 44px;
}

.preset-item:last-child {
  border-bottom: none;
}

.preset-item:active {
  background: var(--bg-raised);
}

.preset-heart {
  font-size: 18px;
  flex-shrink: 0;
  color: var(--accent-bright);
}

.preset-info {
  flex: 1;
  min-width: 0;
}

.preset-name {
  font-size: 14px;
  font-weight: 600;
}

.preset-detail {
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preset-delete {
  padding: 8px;
  color: var(--danger);
  flex-shrink: 0;
  font-size: 16px;
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preset-delete:active {
  background: rgba(192,57,43,0.15);
  border-radius: 8px;
}

/* Info table */
.info-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.info-table th {
  text-align: left;
  padding: 8px 10px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg-panel);
  white-space: nowrap;
}

.info-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  white-space: nowrap;
}

.info-table tr:last-child td {
  border-bottom: none;
}

.info-table tr:active td {
  background: var(--bg-raised);
}

.info-table td.monospace {
  font-family: var(--font-mono);
  font-size: 11px;
}

/* Section heading (in settings / info) */
.section-heading {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 16px 16px 8px;
}

/* Card in settings / info */
.settings-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin: 0 12px 12px;
  padding: 14px;
}

/* Input row */
.input-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.input-row input {
  flex: 1;
}

.input-row button {
  flex-shrink: 0;
  padding: 0 14px;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  min-height: 44px;
}

.input-row button:active {
  background: var(--accent-bright);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-raised);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  z-index: 200;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  animation: toast-in 0.2s ease;
  pointer-events: none;
  white-space: nowrap;
}

.toast.success {
  border-color: var(--status-online);
}

.toast.error {
  border-color: var(--danger);
}

.toast.warn {
  border-color: var(--warn);
}

@keyframes toast-in {
  from { opacity: 0; transform: translateX(-50%) translateY(8px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* Broker status card */
.broker-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.broker-stat-row:last-child {
  border-bottom: none;
}

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

.broker-stat-value {
  font-size: 14px;
  font-weight: 600;
}

/* Node tree (info view) */
.node-tree {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.node-tree-row {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  gap: 8px;
  font-size: 13px;
}

.node-tree-row:last-child {
  border-bottom: none;
}

.node-tree-name {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 12px;
}

.node-tree-count {
  font-size: 12px;
  color: var(--text-muted);
}

/* Scrollable table wrapper */
.table-scroll-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border);
  border-radius: 8px;
}

/* Confirm dialog inline */
.confirm-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.confirm-row button {
  flex: 1;
  padding: 10px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  min-height: 44px;
}

/* Disabled state */
button:disabled {
  opacity: 0.4;
  pointer-events: none;
}

input:disabled,
select:disabled {
  opacity: 0.5;
}

/* Radio group */
.radio-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 8px 12px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  min-height: 44px;
}

.radio-option.selected {
  border-color: var(--accent-bright);
  background: var(--bg-selected);
  color: var(--text-primary);
}

/* Detail field row */
.detail-field {
  display: flex;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  gap: 12px;
  align-items: flex-start;
}

.detail-field:last-child {
  border-bottom: none;
}

.detail-field-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  width: 100px;
  flex-shrink: 0;
  padding-top: 2px;
}

.detail-field-value {
  font-size: 13px;
  flex: 1;
  word-break: break-all;
}