/* ==========================================================================
   Tailark Dusk - Pure CSS Stylesheet & Theme System
   ========================================================================== */

:root {
  --background: #09090b;
  --foreground: #fafafa;
  --card: #121215;
  --card-foreground: #fafafa;
  --popover: #121215;
  --popover-foreground: #fafafa;
  --primary: #fafafa;
  --primary-foreground: #09090b;
  --secondary: #27272a;
  --secondary-foreground: #fafafa;
  --muted: #18181b;
  --muted-foreground: #a1a1aa;
  --accent: #27272a;
  --accent-foreground: #fafafa;
  --border: #27272a;
  --radius: 0.75rem;
}

body {
  background-color: var(--background);
  color: var(--foreground);
  font-family: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Glassmorphism panel */
.glass-panel {
  background: rgba(18, 18, 21, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* GPU hardware acceleration */
.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* Infinite Marquee Slider */
@keyframes marquee {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-50%); }
}

.animate-marquee {
  display: flex;
  width: 200%;
  animation: marquee 25s linear infinite;
}

.animate-marquee:hover {
  animation-play-state: paused;
}

/* Skip to content link for WCAG 2.2 AA Accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 100;
  padding: 0.75rem 1.5rem;
  background: #fafafa;
  color: #09090b;
  font-weight: 600;
  border-radius: 0.5rem;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

/* Keyboard Focus Ring */
:focus-visible {
  outline: 2px solid #fafafa;
  outline-offset: 2px;
}

/* Respect user preferences for reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .animate-marquee {
    animation: none !important;
    width: 100% !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
  }
}