/* =============================================================================
   ARTISCODE ERP — MOUVEMENT
   Keyframes + classes utilitaires. Tout est neutralisé sous
   prefers-reduced-motion (bloc final du fichier).
   ========================================================================== */

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes rise-in {
  from { opacity: 0; transform: translate3d(0, 18px, 0); }
  to   { opacity: 1; transform: none; }
}

@keyframes rise-in-sm {
  from { opacity: 0; transform: translate3d(0, 8px, 0); }
  to   { opacity: 1; transform: none; }
}

@keyframes slide-in-left {
  from { opacity: 0; transform: translate3d(-22px, 0, 0); }
  to   { opacity: 1; transform: none; }
}

@keyframes slide-in-right {
  from { opacity: 0; transform: translate3d(22px, 0, 0); }
  to   { opacity: 1; transform: none; }
}

@keyframes scale-in {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes pop-in {
  0%   { opacity: 0; transform: scale(0.82); }
  60%  { opacity: 1; transform: scale(1.04); }
  100% { opacity: 1; transform: scale(1); }
}

@keyframes zoom-out {
  from { opacity: 0; transform: scale(1.06); }
  to   { opacity: 1; transform: scale(1); }
}

/* Éclat qui traverse une surface — utilisé sur les cartes premium */
@keyframes sheen {
  0%   { transform: translateX(-140%) skewX(-18deg); }
  100% { transform: translateX(240%) skewX(-18deg); }
}

/* Respiration lumineuse */
@keyframes pulse-glow {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%      { opacity: 1;    transform: scale(1.06); }
}

@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 var(--brand-ring); }
  70%  { box-shadow: 0 0 0 10px rgba(255, 104, 1, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 104, 1, 0); }
}

/* Fond animé du héros */
@keyframes mesh-drift {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  33%  { transform: translate3d(2.5%, -2%, 0) scale(1.06); }
  66%  { transform: translate3d(-2%, 2.5%, 0) scale(1.03); }
  100% { transform: translate3d(0, 0, 0) scale(1); }
}

@keyframes gradient-pan {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-9px); }
}

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

@keyframes shimmer {
  0%   { background-position: -420px 0; }
  100% { background-position: 420px 0; }
}

@keyframes bar-grow {
  from { transform: scaleY(0); }
  to   { transform: scaleY(1); }
}

@keyframes ring-fill {
  from { stroke-dashoffset: var(--ring-circumference); }
}

@keyframes shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}

@keyframes toast-in {
  from { opacity: 0; transform: translate3d(0, -14px, 0) scale(0.97); }
  to   { opacity: 1; transform: none; }
}

@keyframes toast-out {
  to { opacity: 0; transform: translate3d(24px, 0, 0) scale(0.96); }
}

@keyframes progress-indeterminate {
  0%   { transform: translateX(-100%) scaleX(0.4); }
  50%  { transform: translateX(20%)  scaleX(0.75); }
  100% { transform: translateX(140%) scaleX(0.4); }
}

/* -----------------------------------------------------------------------------
   UTILITAIRES D'ANIMATION
   -------------------------------------------------------------------------- */

.anim-fade   { animation: fade-in       var(--dur-slow)   var(--ease-out) both; }
.anim-rise   { animation: rise-in       var(--dur-slow)   var(--ease-out) both; }
.anim-rise-sm{ animation: rise-in-sm    var(--dur-base)   var(--ease-out) both; }
.anim-left   { animation: slide-in-left var(--dur-slow)   var(--ease-out) both; }
.anim-right  { animation: slide-in-right var(--dur-slow)  var(--ease-out) both; }
.anim-scale  { animation: scale-in      var(--dur-base)   var(--ease-out) both; }
.anim-pop    { animation: pop-in        var(--dur-slow)   var(--ease-spring) both; }
.anim-zoom   { animation: zoom-out      var(--dur-slower) var(--ease-out) both; }
.anim-float  { animation: float-y 6s var(--ease-in-out) infinite; }

/* Cascade — appliquer .stagger sur le parent, les enfants entrent en série */
.stagger > * {
  animation: rise-in var(--dur-slow) var(--ease-out) both;
}

.stagger > *:nth-child(1)  { animation-delay: 40ms; }
.stagger > *:nth-child(2)  { animation-delay: 90ms; }
.stagger > *:nth-child(3)  { animation-delay: 140ms; }
.stagger > *:nth-child(4)  { animation-delay: 190ms; }
.stagger > *:nth-child(5)  { animation-delay: 240ms; }
.stagger > *:nth-child(6)  { animation-delay: 290ms; }
.stagger > *:nth-child(7)  { animation-delay: 340ms; }
.stagger > *:nth-child(8)  { animation-delay: 390ms; }
.stagger > *:nth-child(9)  { animation-delay: 440ms; }
.stagger > *:nth-child(10) { animation-delay: 490ms; }
.stagger > *:nth-child(n + 11) { animation-delay: 540ms; }

.delay-1 { animation-delay: 80ms;  }
.delay-2 { animation-delay: 160ms; }
.delay-3 { animation-delay: 240ms; }
.delay-4 { animation-delay: 320ms; }
.delay-5 { animation-delay: 400ms; }
.delay-6 { animation-delay: 480ms; }

/* -----------------------------------------------------------------------------
   RÉVÉLATION AU DÉFILEMENT — piloté par motion.js (IntersectionObserver)
   -------------------------------------------------------------------------- */

[data-reveal] {
  opacity: 0;
  transform: translate3d(0, 22px, 0);
  transition:
    opacity var(--dur-slower) var(--ease-out),
    transform var(--dur-slower) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

[data-reveal='left']  { transform: translate3d(-26px, 0, 0); }
[data-reveal='right'] { transform: translate3d(26px, 0, 0); }
[data-reveal='scale'] { transform: scale(0.95); }
[data-reveal='fade']  { transform: none; }

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
  will-change: auto;
}

/* Sans JS, tout reste visible */
.no-js [data-reveal] {
  opacity: 1;
  transform: none;
}

/* -----------------------------------------------------------------------------
   EFFETS D'INTERACTION
   -------------------------------------------------------------------------- */

/* Élévation au survol */
.hover-lift {
  transition:
    transform var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    border-color var(--dur-base) var(--ease-out);
}

.hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.hover-lift:active {
  transform: translateY(-1px);
  transition-duration: var(--dur-instant);
}

/* Éclat traversant — pour les surfaces premium */
.sheen {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.sheen::after {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 2;
  width: 45%;
  background: var(--gradient-sheen);
  opacity: 0;
  pointer-events: none;
}

.sheen:hover::after {
  opacity: 1;
  animation: sheen 900ms var(--ease-out);
}

/* Halo de bordure animé */
.glow-border {
  position: relative;
}

.glow-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: var(--gradient-brand);
  opacity: 0;
  filter: blur(9px);
  transition: opacity var(--dur-base) var(--ease-out);
}

.glow-border:hover::before {
  opacity: 0.55;
}

/* Onde au clic — injectée par ui.js */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.28;
  pointer-events: none;
  transform: scale(0);
  animation: ripple-expand 620ms var(--ease-out) forwards;
}

@keyframes ripple-expand {
  to {
    opacity: 0;
    transform: scale(2.6);
  }
}

/* Inclinaison 3D suivant le curseur — piloté par motion.js */
.tilt {
  transform: perspective(900px)
             rotateX(var(--tilt-x, 0deg))
             rotateY(var(--tilt-y, 0deg))
             translateZ(0);
  transition: transform var(--dur-base) var(--ease-out);
  transform-style: preserve-3d;
}

/* -----------------------------------------------------------------------------
   CHARGEMENT
   -------------------------------------------------------------------------- */

.skeleton {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xs);
  background: var(--bg-surface-3);
  color: transparent !important;
  user-select: none;
  pointer-events: none;
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.42),
    transparent
  );
  background-size: 420px 100%;
  animation: shimmer 1.4s infinite linear;
}

:root[data-theme='dark'] .skeleton::after {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.07),
    transparent
  );
  background-size: 420px 100%;
}

.skeleton-text {
  height: 0.8em;
  margin: 0.28em 0;
  border-radius: var(--radius-full);
}

.spinner {
  display: inline-block;
  width: 1em;
  height: 1em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  opacity: 0.8;
  animation: spin 620ms linear infinite;
}

/* Barre de progression du chargement de page (topbar) */
.route-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: var(--z-toast);
  width: 100%;
  height: 3px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.route-progress.is-active {
  opacity: 1;
}

.route-progress::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background: var(--gradient-brand);
  box-shadow: 0 0 12px var(--brand);
  animation: progress-indeterminate 1.1s var(--ease-in-out) infinite;
}

/* -----------------------------------------------------------------------------
   RESPECT DES PRÉFÉRENCES SYSTÈME
   -------------------------------------------------------------------------- */

@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;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .hover-lift:hover {
    transform: none;
  }
}