/* ===== Ergosona – Camera/Monitor Screen Styles ===== */

.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  padding-top: 56px;
}

/* --- Camera Container --- */
.camera-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
}

.camera-wrapper {
  position: relative;
  width: 100%;
  max-width: 720px;
  aspect-ratio: 4 / 3;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: border-color 0.3s ease;
}

.camera-wrapper.status-good {
  border-color: var(--success);
}

.camera-wrapper.status-warning {
  border-color: var(--warning);
}

.camera-wrapper.status-bad {
  border-color: var(--danger);
}

#videoElement {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
  opacity: 0;
  pointer-events: none;
}

#canvasElement {
  width: 100%;
  height: 100%;
  display: block;
  transform: scaleX(-1);
}

/* Slouch alert overlay */
.slouch-overlay {
  position: absolute;
  inset: 0;
  background: rgba(239, 68, 68, 0.08);
  border-radius: var(--radius-lg);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 5;
}

.slouch-overlay.active {
  opacity: 1;
  animation: overlayPulse 1.5s ease-in-out infinite;
}

@keyframes overlayPulse {
  0%,
  100% {
    background: rgba(239, 68, 68, 0.05);
  }
  50% {
    background: rgba(239, 68, 68, 0.15);
  }
}

/* Slouch alert banner */
.slouch-banner {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%) translateY(-80px);
  padding: 10px 24px;
  background: rgba(239, 68, 68, 0.9);
  backdrop-filter: blur(8px);
  border-radius: var(--radius);
  color: #fff;
  font-weight: 600;
  font-size: 0.9375rem;
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 10;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
}

.slouch-banner.active {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.slouch-banner svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Placeholder when camera is not active */
.camera-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-dim);
  z-index: 2;
}

.camera-placeholder svg {
  width: 64px;
  height: 64px;
  opacity: 0.4;
}

.camera-placeholder p {
  font-size: 0.9375rem;
}

.camera-placeholder.hidden {
  display: none;
}

/* --- Status Bar --- */
.status-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 16px 24px;
  flex-wrap: wrap;
}

.status-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.status-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.status-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}

.status-value.score-good {
  color: var(--success);
}
.status-value.score-warning {
  color: var(--warning);
}
.status-value.score-bad {
  color: var(--danger);
}

/* Score ring (SVG) */
.score-ring {
  width: 68px;
  height: 68px;
}

/* --- Controls Bar --- */
.controls-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 24px 24px;
  flex-wrap: wrap;
}

.controls-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.controls-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
  margin: 0 8px;
}

/* Labels for controls */
.control-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Sensitivity slider */
.sensitivity-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100px;
  height: 6px;
  border-radius: 3px;
  background: var(--surface-alt);
  outline: none;
}

.sensitivity-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(109, 92, 255, 0.2);
}

.sensitivity-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 8px rgba(109, 92, 255, 0.2);
}

/* Calibration overlay */
.calibration-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 10, 26, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  z-index: 20;
  border-radius: var(--radius-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.calibration-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.calibration-overlay h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

.calibration-overlay p {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.calibration-progress {
  width: 200px;
  height: 6px;
  background: var(--surface-alt);
  border-radius: 3px;
  overflow: hidden;
}

.calibration-progress-bar {
  height: 100%;
  background: var(--primary);
  border-radius: 3px;
  width: 0%;
  transition: width 0.1s linear;
}

/* Calibration status text */
.calib-status {
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

/* Calibration tips (rotating) */
.calib-tips {
  position: relative;
  min-height: 28px;
  margin: 8px 0 12px;
  text-align: center;
  width: 100%;
  max-width: 340px;
}

.calib-tip {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8125rem;
  color: var(--text-muted);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
  margin: 0;
  padding: 0;
}

.calib-tip.active {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .camera-section {
    padding: 16px;
  }

  .camera-wrapper {
    max-width: 100%;
    border-radius: var(--radius);
  }

  .status-bar {
    gap: 20px;
    padding: 12px 16px;
  }

  .controls-bar {
    padding: 12px 16px 20px;
  }

  .controls-divider {
    display: none;
  }

  .controls-bar {
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .status-value {
    font-size: 1.25rem;
  }

  .score-circle {
    width: 52px;
    height: 52px;
    font-size: 1rem;
  }
}

/* ── Break Overlay ── */
.break-overlay {
  position: fixed;
  inset: 0;
  z-index: 5000;
  background: rgba(10, 6, 20, 0.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.break-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.break-overlay-content {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
  max-width: 440px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: breakPop 0.3s ease-out;
}

@keyframes breakPop {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.break-overlay-content h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: #10b981;
}

.break-exercise-content {
  margin-bottom: 24px;
}

.break-exercise-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.break-exercise-content h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.break-exercise-content p {
  color: var(--text-dim);
  margin-bottom: 4px;
}

.break-duration {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
}

.break-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* ── Break Interval Select ── */
.break-interval-select {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  padding: 4px 8px;
  font-size: 0.75rem;
  margin-top: 4px;
}

/* ── Trend Indicator ── */
.trend-indicator {
  font-size: 1.2rem;
  font-weight: 700;
}
.trend-indicator.trend-up {
  color: #10b981;
}
.trend-indicator.trend-down {
  color: #ef4444;
}
.trend-indicator.trend-stable {
  color: #f59e0b;
}

/* ── Session Summary Modal ── */
.session-summary {
  position: fixed;
  inset: 0;
  z-index: 6000;
  background: rgba(10, 6, 20, 0.92);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.session-summary.active {
  opacity: 1;
  pointer-events: auto;
}

.summary-modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  max-width: 380px;
  width: 90%;
  text-align: center;
  animation: breakPop 0.3s ease-out;
}

.summary-modal h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text);
}

.summary-ring-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.summary-ring {
  width: 120px;
  height: 120px;
}

.summary-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 20px;
}

.summary-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.summary-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
}

.summary-stat-label {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.summary-insight {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 24px;
  padding: 12px 16px;
  background: var(--surface-alt);
  border-radius: 10px;
  border: 1px solid var(--border);
}

/* --- Summary Extra Metrics --- */
.summary-extra-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-bottom: 16px;
}
.summary-metric {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--surface);
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 0.8rem;
}
.summary-metric-icon {
  font-size: 1rem;
}
.summary-metric-label {
  color: var(--text-dim);
}
.summary-metric-value {
  font-weight: 600;
  color: var(--text);
}

.summary-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* ===== PWA Install Banner ===== */
.install-banner {
  position: fixed;
  bottom: -120px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  width: calc(100% - 32px);
  max-width: 540px;
  transition: bottom 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.install-banner.visible {
  bottom: 16px;
}

.install-banner-content {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(12px);
}

.install-banner-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.install-banner-text {
  flex: 1;
  min-width: 0;
}

.install-banner-text strong {
  display: block;
  font-size: 0.9375rem;
  margin-bottom: 2px;
  color: var(--text);
}

.install-banner-text p {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--text-dim);
  line-height: 1.4;
}

.install-banner-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-shrink: 0;
}

/* ===== Background Indicator Badge ===== */
.badge-info {
  background: rgba(161, 153, 255, 0.12);
  color: var(--accent);
  border: 1px solid rgba(161, 153, 255, 0.25);
  animation: pulse 2s ease-in-out infinite;
}

/* ===== Monitoring Info Section ===== */
.monitoring-info {
  padding: 32px 24px 48px;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.info-section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
}

.info-card:hover {
  border-color: var(--border-hover);
}

.info-card-icon {
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.info-card h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.info-card p {
  font-size: 0.8125rem;
  color: var(--text-dim);
  line-height: 1.6;
  margin: 0;
}

.info-tips {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.info-tips h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.info-tips ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-tips li {
  font-size: 0.8125rem;
  color: var(--text-dim);
  line-height: 1.6;
  padding: 6px 0 6px 24px;
  position: relative;
}

.info-tips li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ===== Notification Permission Button ===== */
#btnNotifPerm {
  white-space: nowrap;
  font-size: 0.8rem;
}

#btnNotifPerm:disabled {
  opacity: 0.6;
  cursor: default;
}

/* ===== Responsive fixes for new controls ===== */
@media (max-width: 640px) {
  .install-banner-content {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .install-banner-actions {
    flex-direction: row;
    width: 100%;
  }

  .install-banner-actions .btn {
    flex: 1;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .monitoring-info {
    padding: 24px 16px 40px;
  }
}

/* ===== Health Metrics Panel ===== */
.health-metrics-panel {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  width: 100%;
  max-width: 720px;
  margin: 12px auto 0;
  padding: 0 4px;
}

.health-metric-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 6px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  transition:
    border-color 0.3s,
    background 0.3s;
}

.health-metric-item.hm-good {
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.05);
}
.health-metric-item.hm-warning {
  border-color: rgba(245, 158, 11, 0.3);
  background: rgba(245, 158, 11, 0.05);
}
.health-metric-item.hm-bad {
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.05);
}

.hm-icon {
  font-size: 1.1rem;
}
.hm-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.hm-value {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text);
}
.hm-status {
  font-size: 0.7rem;
  font-weight: 500;
}
.hm-good .hm-status {
  color: var(--success, #10b981);
}
.hm-warning .hm-status {
  color: var(--warning, #f59e0b);
}
.hm-bad .hm-status {
  color: var(--danger, #ef4444);
}

@media (max-width: 480px) {
  .health-metrics-panel {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }
  .hm-label {
    font-size: 0.6rem;
  }
  .hm-value {
    font-size: 0.75rem;
  }
}

/* ===== Live Sparkline ===== */
.sparkline-container {
  width: 100%;
  max-width: 720px;
  margin: 8px auto 0;
  padding: 0 4px;
}

.sparkline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.sparkline-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

#sparklineCanvas {
  width: 100%;
  height: 48px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}

/* ===== Coaching Panel ===== */
.coaching-panel {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 720px;
  margin: 10px auto 0;
  padding: 12px 16px;
  background: var(--primary-muted);
  border: 1px solid rgba(109, 92, 255, 0.2);
  border-radius: 10px;
  position: relative;
}

.coaching-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.coaching-text {
  flex: 1;
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.5;
}

.coaching-dismiss {
  position: absolute;
  top: 6px;
  right: 8px;
  width: 20px;
  height: 20px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.8rem;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s;
}

.coaching-dismiss:hover {
  background: rgba(255, 255, 255, 0.1);
}

.coaching-fade-in {
  animation: coachIn 0.4s ease-out;
}

.coaching-fade-out {
  animation: coachOut 0.4s ease-in forwards;
}

@keyframes coachIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes coachOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-8px);
  }
}

/* ===== Daily Goal Progress ===== */
.goal-panel {
  width: 100%;
  max-width: 720px;
  margin: 10px auto 0;
  padding: 10px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.goal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.goal-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text);
}

.goal-status {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.goal-progress-track {
  width: 100%;
  height: 6px;
  background: var(--surface-alt);
  border-radius: 3px;
  overflow: hidden;
}

.goal-progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 3px;
  transition: width 0.6s ease;
}

.goal-progress-fill.goal-complete {
  background: var(--success);
}

.goal-progress-fill.goal-half {
  background: var(--warning);
}

/* ===== Keyboard Shortcuts Hint ===== */
.shortcuts-hint {
  text-align: center;
  padding: 8px 16px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.shortcuts-hint kbd {
  display: inline-block;
  padding: 2px 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.7rem;
  font-weight: 600;
  margin: 0 2px;
}

@media (max-width: 640px) {
  .coaching-panel {
    margin: 8px 16px 0;
    max-width: calc(100% - 32px);
  }

  .goal-panel {
    margin: 8px 16px 0;
    max-width: calc(100% - 32px);
  }

  .sparkline-container {
    padding: 0 16px;
  }
}