/* Features Page Specific Styles */

/* Features Hero Section */
.features-hero {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, var(--md-sys-color-primary-container) 0%, var(--md-sys-color-secondary-container) 100%);
  text-align: center;
}

.features-hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.page-title {
  font-size: var(--md-sys-typescale-display-medium);
  font-weight: 700;
  color: var(--md-sys-color-primary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.page-subtitle {
  font-size: var(--md-sys-typescale-title-medium);
  color: var(--md-sys-color-on-primary-container);
  line-height: 1.6;
  opacity: 0.9;
}

/* Feature Detail Sections */
.feature-detail {
  padding: var(--spacing-xxl) 0;
  background: var(--md-sys-color-surface);
}

.feature-detail.alternate {
  background: var(--md-sys-color-surface-variant);
}

.feature-detail-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
}

.feature-detail.alternate .feature-detail-content {
  grid-template-columns: 1fr 1fr;
}

.feature-detail-title {
  font-size: var(--md-sys-typescale-headline-large);
  font-weight: 600;
  color: var(--md-sys-color-on-surface);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.feature-detail-description {
  font-size: var(--md-sys-typescale-body-large);
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.6;
  margin-bottom: var(--spacing-xl);
}

/* Feature Highlights */
.feature-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.highlight {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
  padding: var(--spacing-md);
  background: rgba(255, 255, 255, 0.5);
  border-radius: var(--border-radius-md);
  border-left: 4px solid var(--md-sys-color-primary);
  transition: all 0.3s ease;
}

.highlight:hover {
  background: rgba(255, 255, 255, 0.8);
  transform: translateX(8px);
}

.highlight .material-symbols-outlined {
  font-size: 32px;
  color: var(--md-sys-color-primary);
  margin-top: var(--spacing-xs);
  flex-shrink: 0;
}

.highlight h4 {
  font-size: var(--md-sys-typescale-title-medium);
  font-weight: 600;
  color: var(--md-sys-color-on-surface);
  margin-bottom: var(--spacing-xs);
}

.highlight p {
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
}

/* Phone Demo */
.phone-demo {
  position: relative;
  width: 300px;
  height: 600px;
  margin: 0 auto;
  background: linear-gradient(145deg, #ffffff, #f0f0f0);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--md-sys-elevation-level3);
  overflow: hidden;
}

.demo-screenshot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius-xl);
}

.demo-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-xl);
}

/* Counter Demo Animation */
.counter-demo {
  text-align: center;
  color: white;
  padding: var(--spacing-lg);
}

.mala-bead {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  display: inline-block;
  margin: 0 4px;
  transition: all 0.3s ease;
}

.mala-bead.active {
  background: var(--md-sys-color-tertiary);
  transform: scale(1.5);
  box-shadow: 0 0 20px rgba(255, 183, 77, 0.6);
}

.counter-text {
  font-size: var(--md-sys-typescale-title-large);
  font-weight: 500;
  margin: var(--spacing-lg) 0;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.counter-number {
  font-size: var(--md-sys-typescale-display-small);
  font-weight: 700;
  color: var(--md-sys-color-tertiary);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Breathing Demo Animation */
.breathing-demo {
  text-align: center;
  color: white;
  padding: var(--spacing-lg);
}

.lotus-animation {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--spacing-lg);
}

.lotus-petal {
  position: absolute;
  width: 40px;
  height: 40px;
  background: linear-gradient(45deg, var(--md-sys-color-secondary), var(--md-sys-color-tertiary));
  border-radius: 50% 0;
  animation: lotus-breathe 4s ease-in-out infinite;
}

.lotus-petal:nth-child(1) {
  top: 0;
  left: 50%;
  transform: translateX(-50%) rotate(0deg);
}

.lotus-petal:nth-child(2) {
  top: 50%;
  right: 0;
  transform: translateY(-50%) rotate(90deg);
}

.lotus-petal:nth-child(3) {
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) rotate(180deg);
}

.lotus-petal:nth-child(4) {
  top: 50%;
  left: 0;
  transform: translateY(-50%) rotate(270deg);
}

@keyframes lotus-breathe {
  0%, 100% { transform: scale(0.8) rotate(var(--rotation, 0deg)); opacity: 0.7; }
  50% { transform: scale(1.2) rotate(var(--rotation, 0deg)); opacity: 1; }
}

.breathing-text {
  font-size: var(--md-sys-typescale-title-large);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.breathing-timer {
  font-size: var(--md-sys-typescale-headline-medium);
  font-weight: 700;
  color: var(--md-sys-color-tertiary);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Yoga Demo Animation */
.yoga-demo {
  text-align: center;
  color: white;
  padding: var(--spacing-lg);
}

.pose-name {
  font-size: var(--md-sys-typescale-title-large);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.pose-timer {
  margin-bottom: var(--spacing-lg);
}

.timer-circle {
  position: relative;
  width: 100px;
  height: 100px;
  margin: 0 auto;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timer-progress {
  position: absolute;
  top: -4px;
  left: -4px;
  width: 100px;
  height: 100px;
  border: 4px solid var(--md-sys-color-tertiary);
  border-radius: 50%;
  border-right: 4px solid transparent;
  animation: timer-progress 90s linear infinite;
}

@keyframes timer-progress {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.timer-text {
  font-size: var(--md-sys-typescale-headline-small);
  font-weight: 700;
  color: var(--md-sys-color-tertiary);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.next-pose {
  font-size: var(--md-sys-typescale-body-large);
  opacity: 0.8;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* Compatibility Section */
.compatibility {
  padding: var(--spacing-xxl) 0;
  background: var(--md-sys-color-primary-container);
  text-align: center;
}

.compatibility-content {
  max-width: 1000px;
  margin: 0 auto;
}

.compatibility-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xxl);
}

.compatibility-item {
  background: var(--md-sys-color-surface);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--md-sys-elevation-level1);
  transition: all 0.3s ease;
}

.compatibility-item:hover {
  box-shadow: var(--md-sys-elevation-level2);
  transform: translateY(-4px);
}

.compatibility-item .material-symbols-outlined {
  font-size: 48px;
  color: var(--md-sys-color-primary);
  margin-bottom: var(--spacing-md);
}

.compatibility-item h4 {
  font-size: var(--md-sys-typescale-title-medium);
  font-weight: 600;
  color: var(--md-sys-color-on-surface);
  margin-bottom: var(--spacing-sm);
}

.compatibility-item p {
  color: var(--md-sys-color-on-surface-variant);
  line-height: 1.5;
}

/* Features CTA Section */
.features-cta {
  padding: var(--spacing-xxl) 0;
  background: var(--md-sys-color-surface);
  text-align: center;
}

.cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: var(--md-sys-typescale-headline-large);
  font-weight: 700;
  color: var(--md-sys-color-primary);
  margin-bottom: var(--spacing-md);
}

.cta-subtitle {
  font-size: var(--md-sys-typescale-title-medium);
  color: var(--md-sys-color-on-surface-variant);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
}

/* Responsive Design for Features Page */
@media (max-width: 768px) {
  .page-title {
    font-size: var(--md-sys-typescale-display-small);
  }
  
  .feature-detail-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .feature-detail.alternate .feature-detail-content {
    grid-template-columns: 1fr;
  }
  
  .phone-demo {
    width: 250px;
    height: 500px;
  }
  
  .compatibility-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .highlight {
    padding: var(--spacing-sm);
  }
  
  .highlight .material-symbols-outlined {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .features-hero {
    padding: 100px 0 60px;
  }
  
  .page-title {
    font-size: var(--md-sys-typescale-headline-large);
  }
  
  .page-subtitle {
    font-size: var(--md-sys-typescale-body-large);
  }
  
  .phone-demo {
    width: 160px;
    height: 320px;
    margin: 0 auto;
  }

  .feature-detail-image {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-md);
  }
  
  .lotus-animation {
    width: 80px;
    height: 80px;
  }
  
  .lotus-petal {
    width: 30px;
    height: 30px;
  }
  
  .timer-circle {
    width: 80px;
    height: 80px;
  }
  
  .timer-progress {
    width: 80px;
    height: 80px;
  }
}

/* Extra small mobile devices */
@media (max-width: 360px) {
  .phone-demo {
    width: 140px;
    height: 280px;
  }

  .feature-detail-text {
    padding: var(--spacing-sm);
  }

  .feature-highlights {
    gap: var(--spacing-sm);
  }
}