/* 
  Performance Optimizations for main.css
  Add will-change, GPU acceleration, and contain properties
*/

/* GPU Acceleration for animations */
[data-aos] {
  will-change: opacity, transform;
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}

/* Header scroll optimization */
.app-header {
  will-change: backdrop-filter, box-shadow;
  transform: translateZ(0);
}

.app-header.scrolled {
  backdrop-filter: blur(20px);
  box-shadow: 0 4px 12px rgba(26, 35, 50, 0.08);
}

/* Hero section parallax optimization */
.hero-section {
  will-change: background-position;
}

.hero-content {
  will-change: transform;
  transform: translateZ(0);
}

/* Rank cards - GPU acceleration */
.rank-card-premium {
  will-change: transform, box-shadow;
  transform: translateZ(0);
  backface-visibility: hidden;
}

.rank-card-premium:hover {
  will-change: auto;
}

/* Step cards optimization */
.step-card {
  will-change: opacity, transform;
  transform: translateZ(0);
}

/* Info cards */
.info-card {
  will-change: opacity, transform;
  transform: translateZ(0);
}

/* Section containers - containment */
.section-container {
  contain: layout style paint;
}

/* Rank grid optimization */
.ranking-grid {
  contain: layout style;
}

/* LCP image optimization */
.member-img,
.rank-img {
  content-visibility: auto;
  contain: layout style paint;
}

/* Font loading optimization */
body {
  font-display: swap;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Critical path optimization */
.app-container {
  contain: strict;
}

/* Disable animations on reduced-motion preference */
@media (prefers-reduced-motion: reduce) {
  [data-aos],
  .hero-content,
  .rank-card-premium,
  .step-card,
  .info-card {
    will-change: auto !important;
    animation: none !important;
    transition: none !important;
  }
}