/* ════════════════════════════════════════════════════════════════
   STOCKBOY PREMIUM — ENTERPRISE ANIMATION SYSTEM
   Pure CSS · GPU-Accelerated · 60 FPS · CLS-Safe
   Only animates: transform, opacity (compositor-layer properties)
   ════════════════════════════════════════════════════════════════ */

/* ── 0. Accessibility: Respect 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;
  }
  .reveal, .reveal-fade, .reveal-slide-up, .reveal-slide-left, .reveal-slide-right, .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ── 1. Page Load: Smooth fade-in (prevents white flash) ── */
body {
  animation: sbPageFadeIn 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes sbPageFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── 2. Navbar: Scroll-aware glassmorphism ── */
.navbar {
  transition: background 0.35s ease, backdrop-filter 0.35s ease, 
              -webkit-backdrop-filter 0.35s ease, border-color 0.35s ease,
              box-shadow 0.35s ease;
}
.navbar.sb-scrolled {
  background: rgba(8,24,33,0.96) !important;
  backdrop-filter: blur(28px) !important;
  -webkit-backdrop-filter: blur(28px) !important;
  border-bottom-color: rgba(255,213,74,0.1) !important;
  box-shadow: 0 2px 24px rgba(0,0,0,0.25);
}
.navbar .nav-brand img {
  transition: transform 0.3s cubic-bezier(0.22,1,0.36,1);
}
.navbar.sb-scrolled .nav-brand img {
  transform: scale(0.92);
}

/* ── 3. Scroll Reveal System ── */
/* Initial state — hidden, ready to animate */
.reveal {
  opacity: 0;
  will-change: transform, opacity;
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-fade {
  opacity: 0;
  will-change: opacity;
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-slide-up {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
  will-change: transform, opacity;
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-slide-left {
  opacity: 0;
  transform: translate3d(-28px, 0, 0);
  will-change: transform, opacity;
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-slide-right {
  opacity: 0;
  transform: translate3d(28px, 0, 0);
  will-change: transform, opacity;
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  will-change: transform, opacity;
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Activated state — visible */
.reveal.active,
.reveal-fade.active,
.reveal-slide-up.active,
.reveal-slide-left.active,
.reveal-slide-right.active,
.reveal-scale.active {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

/* Stagger delays for child elements */
.reveal-stagger > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger > *:nth-child(2) { transition-delay: 60ms; }
.reveal-stagger > *:nth-child(3) { transition-delay: 120ms; }
.reveal-stagger > *:nth-child(4) { transition-delay: 180ms; }
.reveal-stagger > *:nth-child(5) { transition-delay: 240ms; }
.reveal-stagger > *:nth-child(6) { transition-delay: 300ms; }
.reveal-stagger > *:nth-child(7) { transition-delay: 360ms; }
.reveal-stagger > *:nth-child(8) { transition-delay: 420ms; }

/* ── 4. Premium Card Interactions ── */
/* Universal hover lift for cards */
.sb-card-hover {
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
              border-color 0.28s ease;
}
.sb-card-hover:hover {
  transform: translate3d(0, -4px, 0);
}
.sb-card-hover:active {
  transform: translate3d(0, -1px, 0);
  transition-duration: 0.1s;
}

/* Card glow effect using pseudo-element (avoids animating box-shadow) */
.sb-card-glow {
  position: relative;
  overflow: hidden;
}
.sb-card-glow::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
              rgba(255,213,74,0.04), transparent 40%);
  transition: opacity 0.35s ease;
  pointer-events: none;
  z-index: 0;
}
.sb-card-glow:hover::after {
  opacity: 1;
}

/* ── 5. Button Animations ── */
/* Primary CTA pulse */
.sb-btn-primary {
  position: relative;
  overflow: hidden;
  transition: transform 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}
.sb-btn-primary:hover {
  transform: translate3d(0, -2px, 0);
}
.sb-btn-primary:active {
  transform: translate3d(0, 0, 0) scale(0.97);
  transition-duration: 0.08s;
}

/* Ripple effect */
.sb-ripple {
  position: relative;
  overflow: hidden;
}
.sb-ripple::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 0; height: 0;
  border-radius: 50%;
  background: rgba(255,255,255,0.18);
  transform: translate(-50%, -50%);
  transition: width 0.5s ease, height 0.5s ease, opacity 0.4s ease;
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}
.sb-ripple:active::before {
  width: 300px; height: 300px;
  opacity: 0;
  transition: 0s;
}

/* ── 6. Form Interactions ── */
/* Input focus glow */
.sb-input-focus {
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.sb-input-focus:focus {
  border-color: rgba(255,213,74,0.5) !important;
  box-shadow: 0 0 0 3px rgba(255,213,74,0.08);
}

/* Shake on error */
@keyframes sbShake {
  0%, 100% { transform: translate3d(0, 0, 0); }
  10%, 30%, 50%, 70%, 90% { transform: translate3d(-4px, 0, 0); }
  20%, 40%, 60%, 80% { transform: translate3d(4px, 0, 0); }
}
.sb-shake {
  animation: sbShake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

/* Success checkmark */
@keyframes sbCheckPop {
  0%   { opacity: 0; transform: scale(0.3); }
  50%  { transform: scale(1.15); }
  100% { opacity: 1; transform: scale(1); }
}
.sb-check-pop {
  animation: sbCheckPop 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ── 7. Skeleton Loader (Shimmer) ── */
.sb-skeleton {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.04) 25%,
    rgba(255,255,255,0.08) 50%,
    rgba(255,255,255,0.04) 75%
  );
  background-size: 200% 100%;
  animation: sbShimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}
@keyframes sbShimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.sb-skeleton-text {
  height: 0.85rem;
  margin-bottom: var(--space-1);
  border-radius: 0.25rem;
}
.sb-skeleton-text.short { width: 60%; }
.sb-skeleton-text.medium { width: 80%; }
.sb-skeleton-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}
.sb-skeleton-card {
  height: 120px;
  border-radius: var(--radius-md);
}

/* ── 8. Micro-interactions ── */
/* Tab switch animation */
.sb-tab-content {
  animation: sbTabIn 0.3s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes sbTabIn {
  from { opacity: 0; transform: translate3d(0, 8px, 0); }
  to   { opacity: 1; transform: translate3d(0, 0, 0); }
}

/* Tooltip */
.sb-tooltip {
  position: relative;
}
.sb-tooltip::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translate3d(0, 4px, 0);
  padding: 0.35rem 0.65rem;
  background: rgba(10,26,36,0.95);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 0.4rem;
  font-size: 0.68rem;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
}
.sb-tooltip:hover::after {
  opacity: 1;
  transform: translateX(-50%) translate3d(0, 0, 0);
}

/* Icon spin */
.sb-icon-spin {
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.sb-icon-spin:hover {
  transform: rotate(15deg);
}

/* Dropdown animation */
.sb-dropdown-enter {
  opacity: 0;
  transform: translate3d(0, -8px, 0) scale(0.97);
  transition: opacity 0.22s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}
.sb-dropdown-enter.show {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  pointer-events: all;
}

/* ── 9. Footer Link Hover ── */
.footer-links a,
.footer a {
  transition: color 0.25s ease, transform 0.25s ease;
  display: inline-block;
}
.footer-links a:hover,
.footer a:hover {
  color: var(--gold, #FFD54A) !important;
  transform: translate3d(0, -1px, 0);
}

/* ── 10. Floating Action Buttons ── */
.float-btn {
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.float-btn:hover {
  transform: scale(1.12) !important;
}
.float-btn:active {
  transform: scale(0.95) !important;
  transition-duration: 0.08s !important;
}

/* ── 11. Mobile Optimizations ── */
@media (max-width: 768px) {
  .reveal-slide-up { transform: translate3d(0, 20px, 0); }
  .reveal-slide-left { transform: translate3d(-16px, 0, 0); }
  .reveal-slide-right { transform: translate3d(16px, 0, 0); }
  
  .reveal, .reveal-fade, .reveal-slide-up, .reveal-slide-left, .reveal-slide-right, .reveal-scale {
    transition-duration: 0.45s;
  }
  
  /* Reduce stagger delays on mobile */
  .reveal-stagger > *:nth-child(n) { transition-delay: 0ms !important; }
  .reveal-stagger > *:nth-child(2) { transition-delay: 40ms !important; }
  .reveal-stagger > *:nth-child(3) { transition-delay: 80ms !important; }
  .reveal-stagger > *:nth-child(4) { transition-delay: 120ms !important; }
  
  /* Disable card glow tracking on mobile (saves GPU) */
  .sb-card-glow::after { display: none; }
  
  /* Lighter hover lifts */
  .sb-card-hover:hover { transform: translate3d(0, -2px, 0); }
}

/* ── 12. Scroll Progress Bar ── */
.sb-scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, #FFD54A, #FFB300, #FFD54A);
  z-index: 9999;
  pointer-events: none;
  will-change: width;
  transition: width 0.08s linear;
}