/* Pulsetto Web Controller Styles - Compact & Responsive */

:root {
  --color-bg: #0d1117;
  --color-surface: #161b22;
  --color-surface-raised: #21262d;
  --color-border: #30363d;
  --color-text: #c9d1d9;
  --color-text-muted: #8b949e;
  --color-primary: #58a6ff;
  --color-primary-hover: #79b8ff;
  --color-success: #238636;
  --color-success-hover: #2ea043;
  --color-danger: #da3633;
  --color-danger-hover: #f85149;
  --color-warning: #d29922;
  --color-accent: #a371f7;
  --radius: 6px;
  --transition: 0.15s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.4;
  min-height: 100vh;
}

#app {
  max-width: 900px;
  margin: 0 auto;
  padding: 10px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.header h1 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
}

.status-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.github-link {
  margin-left: auto;
  margin-right: 8px;
  color: var(--color-text-muted);
  transition: color var(--transition);
  display: flex;
  align-items: center;
}

.github-link:hover {
  color: var(--color-primary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.disconnected { background: var(--color-danger); }
.status-dot.scanning { background: var(--color-warning); animation: pulse 1s infinite; }
.status-dot.connecting { background: var(--color-warning); }
.status-dot.ready { background: var(--color-success); }
.status-dot.error { background: var(--color-danger); animation: flash 0.5s infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes flash {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.battery {
  padding: 2px 6px;
  background: var(--color-surface-raised);
  border-radius: 10px;
  font-size: 0.6875rem;
  font-weight: 500;
  transition: background-color 0.3s, color 0.3s;
}

/* Battery level color coding */
.battery.high {
  background: rgba(35, 197, 94, 0.2);
  color: #4ade80;
}

.battery.medium {
  background: rgba(234, 179, 8, 0.2);
  color: #facc15;
}

.battery.low {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
  animation: pulse-warning 2s infinite;
}

@keyframes pulse-warning {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.battery.hidden, .charging.hidden, .phase-countdown.hidden { display: none; }

.charging {
  color: var(--color-warning);
  font-size: 0.875rem;
  animation: charging-pulse 1.5s infinite;
}

@keyframes charging-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.1); }
}

.phase-countdown {
  padding: 2px 6px;
  background: var(--color-surface-raised);
  border-radius: 10px;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

/* Main Layout */
.main {
  flex: 1;
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 8px;
  min-height: 0;
}

/* Panels */
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px;
}

.panel-compact { padding: 6px 10px; }

/* Device Tips Panel */
.panel-tips {
  background: var(--color-surface-raised);
  padding: 6px 10px;
}

.panel-tips details {
  display: flex;
  flex-direction: column;
}

.panel-tips summary {
  cursor: pointer;
  user-select: none;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  padding: 4px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.panel-tips summary:hover { color: var(--color-text); }

.tips-content {
  padding: 8px 0 4px;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.tips-content p {
  margin-bottom: 6px;
}

.tips-content p:last-child {
  margin-bottom: 0;
}

.tips-content strong {
  color: var(--color-text);
  font-weight: 500;
}

.panel-logs {
  min-height: 0;
  max-height: none;
  margin-bottom: 16px;
}

.panel-logs details {
  display: flex;
  flex-direction: column;
}

.panel-logs summary {
  cursor: pointer;
  user-select: none;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.panel-logs summary:hover { color: var(--color-text); }

.panel-logs summary::before {
  content: '▸';
  display: inline-block;
  transition: transform 0.2s ease;
  font-size: 0.875rem;
}

.panel-logs details[open] summary::before {
  transform: rotate(90deg);
}

/* Connection Row */
.connection-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.connection-row .btn-primary {
  width: auto;
  flex: 0 0 auto;
  min-width: 120px;
}

.connection-row .device-info {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 0;
  border: none;
}

.connection-row .device-info #device-name {
  font-weight: 500;
  color: var(--color-text);
}

.connection-row .device-info .device-id {
  font-family: monospace;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}

/* Controls Grid */
.controls-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 10px;
  margin-bottom: 10px;
  align-items: start;
}

.controls-row-3col {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 640px) {
  .controls-row, .controls-row-3col {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .controls-row-3col {
    grid-template-columns: 1fr 1fr;
  }
  
  .controls-row-3col .fade-control.compact {
    grid-column: span 2;
  }
  
  .controls-row-3col .audio-control.compact {
    grid-column: span 2;
  }
}

/* Timer Row */
.timer-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  padding: 6px 10px;
  background: var(--color-surface-raised);
  border-radius: var(--radius);
}

.timer-row .btn-icon {
  width: 28px;
  height: 28px;
  font-size: 0.875rem;
}

.timer-row .timer-value {
  font-size: 1.5rem;
  font-weight: 300;
  font-variant-numeric: tabular-nums;
  color: var(--color-text);
  min-width: 80px;
  text-align: center;
}

.timer-row .timer-slider-inline {
  flex: 1;
  min-width: 80px;
}

/* Intensity */
.intensity-section.compact {
  display: flex;
  flex-direction: column;
}

.intensity-section.compact label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.intensity-badge {
  background: var(--color-primary);
  color: #fff;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.8125rem;
  font-weight: 600;
  min-width: 24px;
  text-align: center;
}

.intensity-control {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.intensity-scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.5625rem;
  color: var(--color-text-muted);
}

/* Channel Override */
.channel-override.compact label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  display: block;
}

.channel-override.compact .channel-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3px;
}

.btn-channel {
  padding: 5px 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface-raised);
  color: var(--color-text);
  font-size: 0.6875rem;
  cursor: pointer;
  transition: all var(--transition);
}

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

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

.btn-channel:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Fade Control */
.fade-control.compact {
  display: flex;
  flex-direction: column;
}

.fade-control.compact label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  display: block;
}

.fade-control.compact select {
  width: 100%;
  padding: 5px 8px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: 0.75rem;
  cursor: pointer;
}

.fade-control.compact select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Audio Control */
.audio-control.compact {
  display: flex;
  flex-direction: column;
}

.audio-toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  cursor: pointer;
  user-select: none;
}

.audio-toggle-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin: 0;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.audio-toggle-text {
  line-height: 1.4;
}

/* Mode Selector */
.mode-selector label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.mode-selector select {
  width: 100%;
  padding: 6px 8px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: 0.8125rem;
  cursor: pointer;
}

.mode-selector select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.mode-selector select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* Mode Description */
.mode-description.compact {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 8px;
}

.mode-description.compact .mode-summary {
  font-size: 0.75rem;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: 6px;
}

.mode-description.compact .mode-details {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.mode-description.compact .mode-detail {
  font-size: 0.625rem;
  padding: 2px 6px;
  background: var(--color-bg);
  border-radius: 3px;
  color: var(--color-text-muted);
}

/* Breathing Guide */
.breathing-guide.compact {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 6px 0;
  padding: 10px;
  background: var(--color-surface-raised);
  border-radius: var(--radius);
}

.breathing-guide.compact .breathing-circle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--color-primary), var(--color-accent));
  opacity: 0.3;
  transition: transform 0.5s ease, opacity 0.5s ease;
}

.breathing-guide.compact .breathing-circle.inhale {
  animation: breathe-in 5s ease forwards;
}

.breathing-guide.compact .breathing-circle.hold {
  animation: breathe-hold 5s ease forwards;
}

.breathing-guide.compact .breathing-circle.exhale {
  animation: breathe-out 7s ease forwards;
}

@keyframes breathe-in {
  from { transform: scale(1); opacity: 0.3; }
  to { transform: scale(1.3); opacity: 0.8; }
}

@keyframes breathe-hold {
  from { transform: scale(1.3); opacity: 0.8; }
  to { transform: scale(1.3); opacity: 0.8; }
}

@keyframes breathe-out {
  from { transform: scale(1.3); opacity: 0.8; }
  to { transform: scale(1); opacity: 0.3; }
}

.breathing-guide.compact .breathing-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 500;
  min-width: 50px;
}

/* Breathing Hint - Overlay style (non-blocking in timeline) */
.breathing-hint {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: rgba(88, 166, 255, 0.15);
  border: 1px solid rgba(88, 166, 255, 0.3);
  border-radius: var(--radius);
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  z-index: 100;
  backdrop-filter: blur(4px);
  max-width: 220px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  pointer-events: none; /* Let clicks pass through */
}

.breathing-hint.hidden {
  display: none;
}

.breathing-hint .hint-icon {
  font-size: 0.875rem;
  flex-shrink: 0;
}

.breathing-hint .hint-text {
  line-height: 1.3;
}

/* Buttons */
.btn {
  padding: 6px 12px;
  border: none;
  border-radius: var(--radius);
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--color-surface-raised);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

.btn-action {
  flex: 1;
  padding: 10px;
  font-size: 0.875rem;
}

.btn-start {
  background: var(--color-success);
  color: #fff;
}

.btn-start:hover:not(:disabled) {
  background: var(--color-success-hover);
}

.btn-stop {
  background: var(--color-danger);
  color: #fff;
}

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

.btn-pause, .btn-resume {
  background: var(--color-warning);
  color: #000;
}

.btn-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface-raised);
  color: var(--color-text);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

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

.btn-icon:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.btn-small {
  padding: 3px 8px;
  font-size: 0.625rem;
  background: var(--color-surface-raised);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  margin-top: 2px;
}

.btn-small:hover {
  background: var(--color-border);
  color: var(--color-text);
}

.btn-small.active {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

.hidden { display: none !important; }

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

/* Session Progress */
.session-progress {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
}

.progress-bar {
  height: 4px;
  background: var(--color-surface-raised);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 1s linear;
}

.progress-info {
  display: flex;
  justify-content: space-between;
  margin-top: 6px;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

/* Range Sliders */
input[type="range"] {
  width: 100%;
  height: 6px;
  background: var(--color-surface-raised);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 50%;
  cursor: pointer;
  transition: transform var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

input[type="range"]:disabled {
  opacity: 0.5;
}

/* Logs */
.log-container {
  flex: 1;
  max-height: 120px;
  overflow-y: auto;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
  font-size: 0.6875rem;
  line-height: 1.5;
  transition: max-height 0.2s ease;
}

.log-container.expanded {
  max-height: 400px;
}

.log-entry {
  padding: 1px 0;
  border-bottom: 1px solid var(--color-surface-raised);
}

.log-entry:last-child {
  border-bottom: none;
}

/* Battery log filtering - entries hidden when filter is active */
.log-container.filter-battery .log-entry.log-battery {
  display: none;
}

.log-time {
  color: var(--color-text-muted);
  margin-right: 6px;
}

.log-info { color: var(--color-primary); }
.log-success { color: var(--color-success); }
.log-warning { color: var(--color-warning); }
.log-error { color: var(--color-danger); }
.log-command { color: var(--color-accent); }

/* Log Toolbar */
.log-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--color-border);
}

.log-toolbar .btn {
  padding: 5px 10px;
  font-size: 0.6875rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text);
  cursor: pointer;
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.log-toolbar .btn:hover {
  background: var(--color-surface-raised);
  border-color: var(--color-text-muted);
}

.log-toolbar .btn.active {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

/* Session Panel - for breathing hint overlay positioning */
#session-panel {
  position: relative;
}

/* Session Timeline */
.timeline-container {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 10px;
  margin-bottom: 10px;
}

.timeline-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.timeline-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text);
  flex-shrink: 0;
}

.timeline-phase-countdown {
  font-size: 0.6875rem;
  color: var(--color-accent);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  padding: 2px 8px;
  background: rgba(137, 87, 229, 0.15);
  border-radius: 10px;
  transition: opacity 0.3s ease;
}

.timeline-phase-countdown.hidden {
  opacity: 0;
}

.timeline-canvas-wrapper {
  position: relative;
  height: 140px;
  background: var(--color-bg);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  margin-bottom: 8px;
}

.timeline-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.timeline-scrubber {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #fff;
  pointer-events: none;
  transform: translateX(-50%);
  z-index: 10;
}

.scrubber-handle {
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 6px rgba(0,0,0,0.5);
}

.scrubber-tooltip {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 3px 6px;
  border-radius: 3px;
  font-size: 0.6875rem;
  color: var(--color-text);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}

.timeline-canvas-wrapper:hover .scrubber-tooltip,
.timeline-container.scrubbing .scrubber-tooltip {
  opacity: 1;
}

.timeline-hover-tooltip {
  position: absolute;
  top: 4px;
  left: 0;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.9);
  border: 1px solid var(--color-border);
  padding: 4px 8px;
  border-radius: 3px;
  font-size: 0.6875rem;
  color: var(--color-text);
  white-space: nowrap;
  pointer-events: none;
  z-index: 20;
}

.timeline-hover-tooltip.hidden { display: none; }

.timeline-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.btn-timeline {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-size: 0.6875rem;
  cursor: pointer;
  transition: all var(--transition);
}

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

.btn-timeline svg {
  display: block;
}

.timeline-play-indicator {
  min-width: 60px;
  text-align: center;
}

.play-status {
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 10px;
  background: var(--color-surface);
  color: var(--color-text-muted);
}

.play-status.playing {
  background: rgba(63, 185, 80, 0.15);
  color: #3fb950;
}

.play-status.paused {
  background: rgba(248, 81, 73, 0.15);
  color: #f85149;
}

/* Timeline Legend with Intensity */
.timeline-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  font-size: 0.625rem;
  color: var(--color-text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.legend-item.hidden { display: none; }

.legend-color {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.legend-color.active-left { background: #238636; }
.legend-color.active-right { background: #1f6feb; }
.legend-color.active-both { background: #8957e5; }
.legend-color.active-rest { background: #484f58; }
.legend-color.active-breathing {
  background: linear-gradient(90deg, #8957e5, #238636);
}

/* Timeline Intensity Scale */
.timeline-intensity-scale {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 20px;
  width: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  font-size: 0.5625rem;
  color: var(--color-text-muted);
  pointer-events: none;
  padding: 4px 2px;
  background: rgba(13, 17, 23, 0.8);
  border-left: 1px solid var(--color-border);
}

/* Device Info (fallback styles) */
.device-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.device-info.hidden { display: none; }
#device-name { font-weight: 500; color: var(--color-text); }
.device-id { font-family: monospace; font-size: 0.625rem; color: var(--color-text-muted); }

/* Responsive adjustments */
@media (max-width: 480px) {
  #app { 
    padding: 8px; 
    gap: 6px; 
    max-width: calc(100vw - 16px);
    width: calc(100vw - 16px);
  }
  .header h1 { font-size: 1rem; }
  .timer-row .timer-value { font-size: 1.25rem; min-width: 70px; }
  .channel-override.compact .channel-buttons { grid-template-columns: repeat(4, 1fr); }
  .btn-channel { padding: 4px; font-size: 0.625rem; }
  .breathing-guide.compact .breathing-circle { width: 40px; height: 40px; }
  .timeline-canvas-wrapper { height: 120px; }
}

@media (max-width: 360px) {
  .timeline-controls { gap: 3px; }
  .btn-timeline { padding: 5px 6px; font-size: 0.625rem; }
  .timeline-legend { gap: 6px; font-size: 0.5625rem; }
  .legend-color { width: 8px; height: 8px; }
  .action-buttons { flex-wrap: wrap; }
  .btn-action { min-width: calc(50% - 4px); padding: 8px; }
}

/* Donate Footer */
.panel-donate {
  background: transparent;
  border: none;
  padding: 16px 0 20px;
  margin-top: 8px;
  text-align: center;
}

.donate-text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btc-address {
  font-family: monospace;
  font-size: 0.6875rem;
  background: var(--color-surface);
  padding: 3px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  color: var(--color-accent);
  cursor: pointer;
  transition: background var(--transition);
}

.btc-address:hover {
  background: var(--color-surface-raised);
}

.btn-copy {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.875rem;
  padding: 2px 4px;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.btn-copy:hover {
  opacity: 1;
}

.github-text {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}

.github-text a {
  color: var(--color-primary);
  text-decoration: none;
}

.github-text a:hover {
  text-decoration: underline;
}