/* =============================================
   EYERIS - Modern AI Dashboard Design
   Consistent Spacing System & Responsive Layout
   ============================================= */

/* System fonts - works offline */
:root {
  /* Colors */
  --bg-primary: #09090b;
  --bg-secondary: #18181b;
  --bg-card: #1f1f23;
  --bg-elevated: #27272a;
  
  --accent-primary: #8b5cf6;
  --accent-secondary: #06b6d4;
  --accent-tertiary: #10b981;
  --accent-warning: #f59e0b;
  --accent-danger: #ef4444;
  
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.1);
  
  /* Consistent Spacing Scale */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  
  /* Container padding - responsive */
  --container-padding: var(--space-md);
  --section-gap: var(--space-lg);
  --card-padding: var(--space-md);
  --card-radius: 12px;
  
  /* Max widths */
  --max-width: 1400px;
  --max-width-narrow: 900px;
}

/* Responsive spacing overrides */
@media (min-width: 640px) {
  :root {
    --container-padding: var(--space-lg);
    --section-gap: var(--space-xl);
    --card-padding: var(--space-lg);
    --card-radius: 16px;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: var(--space-xl);
    --section-gap: var(--space-2xl);
  }
}

/* Reset */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtle grid background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(rgba(139, 92, 246, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 92, 246, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: -1;
}

/* =============================================
   LAYOUT
   ============================================= */

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

main.container {
  padding-top: 0;
  padding-bottom: var(--section-gap);
}

/* =============================================
   NAVIGATION
   ============================================= */

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--container-padding);
  background: rgba(9, 9, 11, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav h2 {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav h2 img {
  width: 32px;
  height: 32px;
}

.nav-brand {
  font-size: 1.125rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.nav ul {
  display: flex;
  list-style: none;
  gap: var(--space-xs);
}

.nav ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.nav ul li a:hover {
  color: var(--text-primary);
  background: var(--bg-elevated);
}

/* =============================================
   HERO SECTION
   ============================================= */

.hero {
  padding: var(--space-2xl) 0 var(--space-xl);
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-text {
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, #fff 0%, #a1a1aa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: clamp(0.875rem, 2vw, 1rem);
  color: var(--text-secondary);
  max-width: 400px;
  margin: 0 auto;
}

/* =============================================
   HEALTH STATUS BANNER
   ============================================= */

.health-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  margin-bottom: var(--section-gap);
}

@media (min-width: 480px) {
  .health-banner {
    padding: var(--card-padding);
    gap: var(--space-md);
  }
}

.health-status {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.status-icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
}

@media (min-width: 480px) {
  .status-icon {
    font-size: 2rem;
  }
}

.status-text h3 {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1px;
}

@media (min-width: 480px) {
  .status-text h3 {
    font-size: 1rem;
    margin-bottom: 2px;
  }
}

.status-text p {
  font-size: 0.65rem;
  color: var(--text-muted);
}

@media (min-width: 480px) {
  .status-text p {
    font-size: 0.75rem;
  }
}

.health-banner.warning {
  border-color: var(--accent-warning);
  background: rgba(245, 158, 11, 0.08);
}

.health-banner.danger {
  border-color: var(--accent-danger);
  background: rgba(239, 68, 68, 0.08);
  animation: pulse-border 2s ease-in-out infinite;
}

@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

.next-break {
  text-align: right;
}

.break-label {
  display: block;
  font-size: 0.5rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1px;
}

@media (min-width: 480px) {
  .break-label {
    font-size: 0.625rem;
    letter-spacing: 0.08em;
    margin-bottom: 2px;
  }
}

.break-timer {
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--accent-tertiary);
}

@media (min-width: 480px) {
  .break-timer {
    font-size: 1.5rem;
  }
}

/* =============================================
   STATS BAR
   ============================================= */

.stats-bar {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
  margin-bottom: var(--section-gap);
}

@media (min-width: 480px) {
  .stats-bar {
    gap: var(--space-sm);
  }
}

@media (min-width: 640px) {
  .stats-bar {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
  }
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  transition: all 0.2s ease;
  min-width: 0;
}

@media (min-width: 480px) {
  .stat-card {
    padding: var(--space-md);
    gap: var(--space-sm);
  }
}

.stat-card:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}

.stat-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

@media (min-width: 480px) {
  .stat-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    font-size: 1.125rem;
  }
}

.stat-icon.purple { background: rgba(139, 92, 246, 0.15); }
.stat-icon.cyan { background: rgba(6, 182, 212, 0.15); }
.stat-icon.green { background: rgba(16, 185, 129, 0.15); }
.stat-icon.orange { background: rgba(245, 158, 11, 0.15); }

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

.stat-info h3 {
  font-size: 1rem;
  font-weight: 700;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  letter-spacing: -0.02em;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (min-width: 480px) {
  .stat-info h3 {
    font-size: 1.125rem;
  }
}

.stat-info p {
  font-size: 0.5rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

@media (min-width: 480px) {
  .stat-info p {
    font-size: 0.625rem;
    letter-spacing: 0.05em;
  }
}

/* =============================================
   MAIN DASHBOARD (Video + Chart)
   ============================================= */

#facelandmark {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--section-gap);
}

@media (min-width: 480px) {
  #facelandmark {
    gap: var(--space-md);
  }
}

@media (min-width: 768px) {
  #facelandmark {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }
}

@media (min-width: 1024px) {
  #facelandmark {
    gap: var(--space-lg);
  }
}

/* Video View */
.videoView {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  transition: border-color 0.2s ease;
  overflow: hidden;
}

@media (min-width: 480px) {
  .videoView {
    padding: var(--card-padding);
  }
}

.videoView:hover {
  border-color: var(--border-default);
}

/* Webcam Button */
.mdc-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  margin-bottom: var(--space-md);
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-primary), #7c3aed);
  color: white;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 16px -4px rgba(139, 92, 246, 0.5);
}

.mdc-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px -4px rgba(139, 92, 246, 0.6);
}

.mdc-button:active {
  transform: translateY(0);
}

/* Video Container */
.video-container {
  position: relative;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}

video {
  display: block;
  transform: rotateY(180deg);
  border-radius: 10px;
  max-width: 100%;
  width: 100%;
  height: auto;
}

.output_canvas {
  position: absolute;
  top: 0;
  left: 0;
  transform: rotateY(180deg);
  border-radius: 10px;
  pointer-events: none;
}

/* Blend Shapes */
.blend-shapes-list {
  list-style: none;
  margin-top: var(--space-md);
  display: grid;
  gap: var(--space-sm);
}

.blend-shapes-item {
  display: flex;
  align-items: center;
  height: 32px;
  padding: 0 var(--space-sm);
  background: var(--bg-secondary);
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
}

.blend-shapes-label {
  width: 80px;
  font-size: 0.625rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blend-shapes-value {
  flex: 1;
  height: 20px;
  display: flex;
  align-items: center;
  padding: 0 var(--space-sm);
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 4px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 0.625rem;
  font-weight: 500;
  color: white;
  transition: width 0.1s ease;
}

/* Analysis Section */
.analysis_div {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  overflow: hidden;
}

@media (min-width: 480px) {
  .analysis_div {
    padding: var(--card-padding);
  }
}

/* Main chart in analysis div needs taller height */
.analysis_div .chart-wrapper {
  min-height: 160px;
  height: 160px;
}

@media (min-width: 480px) {
  .analysis_div .chart-wrapper {
    min-height: 180px;
    height: 180px;
  }
}

@media (min-width: 768px) {
  .analysis_div .chart-wrapper {
    min-height: 200px;
    height: 200px;
  }
}

/* =============================================
   CHART COMPONENTS
   ============================================= */

.chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-xs);
  gap: var(--space-xs);
}

.chart-title {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  min-width: 0;
  flex: 1;
}

.chart-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

@media (min-width: 640px) {
  .chart-dot {
    width: 8px;
    height: 8px;
  }
}

.chart-dot.purple { background: var(--accent-primary); }
.chart-dot.cyan { background: var(--accent-secondary); }
.chart-dot.green { background: var(--accent-tertiary); }
.chart-dot.orange { background: var(--accent-warning); }

.chart-card h3,
.analysis_div h3 {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (min-width: 640px) {
  .chart-card h3,
  .analysis_div h3 {
    font-size: 0.875rem;
  }
}

.chart-badge {
  font-size: 0.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px 5px;
  border-radius: 4px;
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-primary);
  flex-shrink: 0;
}

.chart-desc,
.chart-card p {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.chart-wrapper {
  position: relative;
  width: 100%;
  min-height: 140px;
  height: 140px;
}

@media (min-width: 480px) {
  .chart-wrapper {
    min-height: 160px;
    height: 160px;
  }
}

@media (min-width: 768px) {
  .chart-wrapper {
    min-height: 180px;
    height: 180px;
  }
}

@media (min-width: 1200px) {
  .chart-wrapper {
    min-height: 150px;
    height: 150px;
  }
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

@media (min-width: 480px) {
  .metrics-grid {
    gap: var(--space-sm);
    margin-top: var(--space-md);
  }
}

.metric-box {
  background: var(--bg-secondary);
  border-radius: 6px;
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--border-subtle);
  text-align: center;
}

@media (min-width: 480px) {
  .metric-box {
    border-radius: 8px;
    padding: var(--space-sm) var(--space-md);
  }
}

.metric-label {
  font-size: 0.45rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

@media (min-width: 480px) {
  .metric-label {
    font-size: 0.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
  }
}

.metric-value {
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 1rem;
  font-weight: 600;
}

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

.metric-value.purple { color: var(--accent-primary); }
.metric-value.cyan { color: var(--accent-secondary); }
.metric-value.green { color: var(--accent-tertiary); }
.metric-value.orange { color: var(--accent-warning); }

/* =============================================
   20-20-20 RULE CARD
   ============================================= */

.rule-card {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.08) 0%, rgba(6, 182, 212, 0.08) 100%);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  margin-bottom: var(--section-gap);
}

@media (min-width: 480px) {
  .rule-card {
    padding: var(--card-padding);
  }
}

.rule-header h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  text-align: center;
}

@media (min-width: 480px) {
  .rule-header h3 {
    font-size: 1rem;
    margin-bottom: var(--space-md);
  }
}

.rule-content {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: var(--space-xs);
}

.rule-item {
  text-align: center;
  flex: 1;
  min-width: 60px;
}

.rule-number {
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: clamp(1.5rem, 8vw, 2.5rem);
  font-weight: 700;
  color: var(--accent-tertiary);
  line-height: 1;
  margin-bottom: 2px;
}

.rule-item p {
  font-size: 0.6rem;
  color: var(--text-secondary);
  margin: 0;
}

@media (min-width: 480px) {
  .rule-item p {
    font-size: 0.75rem;
  }
}

.rule-divider {
  font-size: 1rem;
  color: var(--text-muted);
}

@media (min-width: 480px) {
  .rule-divider {
    font-size: 1.25rem;
  }
}

/* =============================================
   CHARTS GRID
   ============================================= */

.charts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--section-gap);
}

@media (min-width: 480px) {
  .charts-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }
}

@media (min-width: 900px) {
  .charts-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  transition: border-color 0.2s ease;
  min-width: 0; /* Prevent grid blowout */
  overflow: hidden;
}

@media (min-width: 640px) {
  .chart-card {
    padding: var(--card-padding);
  }
}

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

/* =============================================
   TIPS GRID
   ============================================= */

.tips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
  margin-bottom: 0;
}

@media (min-width: 480px) {
  .tips-grid {
    gap: var(--space-sm);
  }
}

@media (min-width: 768px) {
  .tips-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
  }
}

.tip-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-sm);
  transition: all 0.2s ease;
}

@media (min-width: 480px) {
  .tip-card {
    padding: var(--card-padding);
  }
}

.tip-card:hover {
  border-color: var(--border-default);
  transform: translateY(-2px);
}

.tip-icon {
  font-size: 1rem;
  margin-bottom: var(--space-xs);
}

@media (min-width: 480px) {
  .tip-icon {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
  }
}

.tip-card h4 {
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

@media (min-width: 480px) {
  .tip-card h4 {
    font-size: 0.875rem;
  }
}

.tip-card p {
  font-size: 0.65rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
}

@media (min-width: 480px) {
  .tip-card p {
    font-size: 0.75rem;
    line-height: 1.6;
  }
}

/* =============================================
   ABOUT SECTION
   ============================================= */

.about {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--space-md);
  margin: var(--section-gap) var(--container-padding);
  max-width: var(--max-width-narrow);
}

@media (min-width: 640px) {
  .about {
    padding: var(--space-lg);
    margin-left: auto;
    margin-right: auto;
    width: calc(100% - var(--container-padding) * 2);
  }
}

.about h2 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

@media (min-width: 480px) {
  .about h2 {
    font-size: 1.125rem;
  }
}

.about p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.8rem;
}

@media (min-width: 480px) {
  .about p {
    font-size: 0.875rem;
    line-height: 1.8;
  }
}

/* =============================================
   OTHER PAGES (Downloads, Docs, About)
   ============================================= */

.downloads, .troubleshooting, .contact {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--card-radius);
  padding: var(--card-padding);
  margin-top: var(--section-gap);
  min-height: 50vh;
}

@media (min-width: 640px) {
  .downloads, .troubleshooting, .contact {
    padding: var(--space-xl);
  }
}

@media (min-width: 1024px) {
  .downloads, .troubleshooting, .contact {
    padding: var(--space-2xl);
  }
}

.downloads h2, .troubleshooting h2, .contact h2 {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.downloads p, .troubleshooting p, .contact p {
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
  font-size: 0.9rem;
}

.downloads h3, .troubleshooting h3, .contact h3 {
  color: var(--text-primary);
  margin: var(--space-xl) 0 var(--space-sm);
  font-size: 1rem;
  font-weight: 600;
}

.downloads h3:first-of-type,
.troubleshooting h3:first-of-type,
.contact h3:first-of-type {
  margin-top: var(--space-lg);
}

.downloads h4, .contact h4 {
  color: var(--text-primary);
  margin: var(--space-md) 0 var(--space-sm);
  font-size: 0.9rem;
}

.downloads ul, .contact ul {
  list-style: none;
  margin: var(--space-sm) 0 var(--space-md);
}

.downloads li, .contact li {
  margin-bottom: var(--space-xs);
}

.downloads a, .troubleshooting a, .contact a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.downloads a:hover, .troubleshooting a:hover, .contact a:hover {
  color: var(--accent-secondary);
}

/* =============================================
   BREAK MODAL
   ============================================= */

.break-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(9, 9, 11, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm);
}

.break-modal.active {
  display: flex;
}

.break-modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: 16px;
  padding: var(--space-lg);
  text-align: center;
  max-width: 340px;
  width: 100%;
  animation: modal-pop 0.3s ease;
}

@media (min-width: 480px) {
  .break-modal-content {
    border-radius: 20px;
    padding: var(--space-xl);
    max-width: 380px;
  }
}

@media (min-width: 640px) {
  .break-modal-content {
    padding: var(--space-2xl);
  }
}

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

.break-emoji {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
  animation: bounce 1s ease infinite;
}

@media (min-width: 480px) {
  .break-emoji {
    font-size: 3rem;
    margin-bottom: var(--space-md);
  }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.break-modal-content h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

@media (min-width: 480px) {
  .break-modal-content h2 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
  }
}

.break-modal-content > p {
  color: var(--text-secondary);
  font-size: 0.8rem;
  margin-bottom: var(--space-md);
}

@media (min-width: 480px) {
  .break-modal-content > p {
    font-size: 0.875rem;
    margin-bottom: var(--space-lg);
  }
}

.break-countdown {
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-tertiary);
  margin-bottom: var(--space-md);
}

@media (min-width: 480px) {
  .break-countdown {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
  }
}

.break-btn {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--border-default);
  border-radius: 8px;
  background: transparent;
  color: var(--text-secondary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  margin: var(--space-xs);
}

@media (min-width: 480px) {
  .break-btn {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
  }
}

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

.break-btn.primary {
  background: linear-gradient(135deg, var(--accent-tertiary), #059669);
  border-color: transparent;
  color: white;
}

.break-btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.4);
}

.break-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-lg) var(--container-padding);
  text-align: center;
}

.footer p {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  margin: 0 var(--space-sm);
}

.footer a:hover {
  color: var(--accent-primary);
}

/* =============================================
   UTILITY STYLES
   ============================================= */

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-elevated);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Selection */
::selection {
  background: var(--accent-primary);
  color: white;
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* =============================================
   MOBILE & RESPONSIVE FIXES
   ============================================= */

@media (max-width: 640px) {
  .nav {
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md);
  }
  
  .nav h2 img {
    width: 28px;
    height: 28px;
  }
  
  .nav-brand {
    font-size: 1rem;
  }
  
  .nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: 2px;
  }
  
  .nav ul li a {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
  }
  
  .hero {
    padding: var(--space-lg) 0 var(--space-md);
  }
  
  .health-banner {
    justify-content: space-between;
  }
  
  .next-break {
    text-align: right;
  }
}

@media (max-width: 400px) {
  .health-banner {
    justify-content: center;
    text-align: center;
  }
  
  .health-status {
    width: 100%;
    justify-content: center;
  }
  
  .next-break {
    text-align: center;
    width: 100%;
  }
}

/* Tablet landscape optimizations */
@media (min-width: 768px) and (max-width: 1024px) {
  .charts-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large screen optimizations */
@media (min-width: 1400px) {
  :root {
    --container-padding: var(--space-2xl);
  }
}

/* =============================================
   SPA PAGE SECTIONS
   ============================================= */

.page-section {
  display: none;
}

.page-section.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* =============================================
   MINI PLAYER (Persistent Tracking Widget)
   ============================================= */

.mini-player {
  position: fixed;
  top: 80px;
  right: var(--space-md);
  z-index: 1000;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--card-radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.mini-player-content {
  padding: var(--space-sm);
}

.mini-video-container {
  position: relative;
  width: 160px;
  height: 120px;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
}

.mini-video-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}

.mini-status {
  position: absolute;
  bottom: 4px;
  left: 4px;
  right: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  background: rgba(0, 0, 0, 0.7);
  border-radius: 4px;
  font-size: 0.7rem;
  color: var(--text-primary);
}

.mini-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-tertiary);
  animation: pulse 2s ease-in-out infinite;
}

.mini-stats {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-xs) 0;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.mini-stats span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.mini-btn {
  width: 100%;
  padding: var(--space-xs) var(--space-sm);
  background: var(--accent-primary);
  border: none;
  border-radius: 6px;
  color: white;
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.mini-btn:hover {
  background: #7c3aed;
}

@media (max-width: 480px) {
  .mini-player {
    top: auto;
    bottom: var(--space-md);
    right: var(--space-sm);
    left: var(--space-sm);
  }
  
  .mini-video-container {
    width: 100%;
    height: 100px;
  }
}

/* =============================================
   DOWNLOADS PAGE STYLES
   ============================================= */

.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.download-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 1.5rem;
  transition: all 0.2s ease;
}

.download-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  background: rgba(255,255,255,0.05);
}

.download-card h3 {
  margin: 0 0 1rem 0;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.download-card .platform-icon {
  font-size: 1.5rem;
}

.download-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.download-links a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 8px;
  color: #e4e4e7;
  text-decoration: none;
  transition: all 0.2s ease;
}

.download-links a:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: rgba(139, 92, 246, 0.4);
}

.download-links .file-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.download-links .file-name {
  font-weight: 500;
}

.download-links .file-desc {
  font-size: 0.8rem;
  color: #71717a;
}

.download-links .file-size {
  font-size: 0.8rem;
  color: #71717a;
  white-space: nowrap;
}

.version-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 20px;
  color: #10b981;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.version-badge.loading {
  background: rgba(113, 113, 122, 0.1);
  border-color: rgba(113, 113, 122, 0.3);
  color: #71717a;
}

.loading-spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.1);
  border-top-color: #8b5cf6;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.error-msg {
  color: #ef4444;
  padding: 1rem;
  background: rgba(239, 68, 68, 0.1);
  border-radius: 8px;
  margin: 1rem 0;
}

.web-card {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(6, 182, 212, 0.1));
  border-color: rgba(139, 92, 246, 0.3);
}

.web-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(135deg, #8b5cf6, #06b6d4);
  border: none;
  border-radius: 8px;
  color: white;
  text-decoration: none;
  font-weight: 500;
  margin-top: 0.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.web-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}